1 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
3 * dwarf2out.c (add_location_or_const_value_attribute): Remove
4 useless NOTE_VAR_LOCATION_STATUS call.
5 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
7 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
9 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
10 being called recursively.
12 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
14 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
15 $(MD5_H) params.def params.h prefix.h tree-inline.h.
17 2009-11-24 Paul Brook <paul@codesourcery.com>
19 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
22 2009-11-24 Julian Brown <julian@codesourcery.com>
23 Paul Brook <paul@codesourcery.com>
25 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
26 (arm_dwarf_register_span): New function.
27 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
29 2009-11-24 David Binderman <dcb314@hotmail.com>
31 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
32 local variable bb_note.
33 * dominance.c (get_dominated_by): Likewise local var n.
34 (output_file_names): Likewise local var idx.
35 (add_location_or_const_value_attribute): Likewise local var status.
36 * dwarf2out.c (gen_variable_die): Likewise local var field.
37 * emit-rtl.c (no_line_numbers): Remove.
38 (init_emit_once): Remove line_numbers parameter.
39 * rtl.h (init_emit_once): Adjust prototype.
40 * toplev.c (backend_init): Adjust init_emit_once call.
42 2009-11-24 Richard Guenther <rguenther@suse.de>
44 PR tree-optimization/42142
45 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
46 Handle iv-dependent (non-)kills properly.
47 (mark_aliased_reaching_defs_necessary): Pass the basic-block
48 of the reference statement to mark_aliased_reaching_defs_necessary_1.
50 2009-11-24 Martin Jambor <mjambor@suse.cz>
52 PR tree-optimization/42154
53 * tree-sra.c (struct access): Added comments.
54 (sra_modify_expr): Build references to the old aggregate with
55 build_ref_for_offset instead of reusing access->expr.
56 (load_assign_lhs_subreplacements): Likewise.
58 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
60 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
62 (sub<mode>3_carry): Ditto.
63 (x86_mov<mode>cc_0_m1): Ditto.
64 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
65 for ix86_carry_flag_operator operator predicate.
66 (*sub<mode>3_carry): Ditto.
67 (*x86_mov<mode>cc_0_m1): Ditto.
68 (*addsi3_carry_zext): Use VOIDmode match_operator for
69 ix86_carry_flag_operator operator predicate.
70 (*subsi3_carry_zext): Ditto.
71 (*x86_mov<mode>cc_0_m1_s): Ditto.
72 (*x86_mov<mode>cc_0_m1_neg): Ditto.
73 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
74 check operator sub-expressions for FLAGS_REG and const0_rtx.
75 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
76 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
77 (ix86_expand_int_addcc): Update calls to
78 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
79 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
80 Do not set mode of compare operation.
82 2009-11-23 Jan Hubicka <jh@suse.cz>
85 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
88 2009-11-23 Jan Hubicka <jh@suse.cz>
90 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
91 wrong profile updates.
92 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
93 having largest frequency.
94 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
95 used uninitalized warning.
96 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
99 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
101 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
102 of gen_rtx_REG to generate operand 5.
103 (*cmp_ssub_sidi): Ditto.
105 2009-11-23 Richard Henderson <rth@redhat.com>
107 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
110 2009-11-23 Paul Brook <paul@codesourcery.com>
112 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
113 case for noreturn functions.
114 (arm_compute_save_reg_mask): Remove special noreturn handling.
116 2009-11-23 Richard Guenther <rguenther@suse.de>
118 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
121 2009-11-22 Richard Henderson <rth@redhat.com>
123 * i386.c (avx_vpermilp_parallel): New function.
124 * i386-protos.h: Declare it.
125 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
126 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
127 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
128 (ssescalarnum, ssedoublesizemode): Add AVX modes.
129 (vpermilbits): Remove.
130 (avx_vpermil<mode>): Change insns to expanders.
131 (*avx_vpermil<mode>): New. Use vec_select.
133 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
135 * opts.c (decode_options): Don't enable flag_schedule_insns
136 when optimizing for size.
137 * doc/invoke.texi: Document change.
139 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
142 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
143 of scratch register to SImode.
144 (*cmp_sadd_sidi): Ditto.
145 (*cmp_ssub_si): Ditto.
146 (*cmp_ssub_sidi): Ditto.
148 2009-11-21 Ian Lance Taylor <iant@google.com>
150 * Makefile.in (HOST_LIBS): Move higher in file.
151 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
152 is not empty, set to $(CC) and $(CFLAGS).
154 2009-11-22 Martin Jambor <mjambor@suse.cz>
156 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
157 V_C_E of an SSA_NAME or an invariant if lvalue is required.
158 (verify_gimple_call): Verify LHS also with with
159 verify_types_in_gimple_reference.
161 2009-11-21 Martin Jambor <mjambor@suse.cz>
164 * tree-sra.c (access_precludes_ipa_sra_p): New function.
165 (splice_param_accesses): Check all accesses by calling
166 access_precludes_ipa_sra_p.
167 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
168 not convert types if it is true.
169 (sra_ipa_modify_assign): Convert types in case of mismatch.
171 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
173 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
176 2009-11-21 Adam Nemet <adambnemet@gmail.com>
178 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
179 (mips_mulsidi3_gen_fn): Declare new function.
180 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
181 * config/mips/mips.md (<u>mulsidi3): Change condition to use
182 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
183 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
184 (mulsidi3_64bit_dmul): New define_insn.
186 2009-11-21 Ben Elliston <bje@au.ibm.com>
188 * gengtype-lex.l: Enable noinput flex option.
189 (YY_NO_INPUT): Remove define.
191 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
193 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
194 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
195 (insert_debug_temps_for_defs): Handle PHI nodes.
196 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
199 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
201 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
202 after remove_phi_node.
204 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
206 PR tree-optimization/42078
207 * gimple.h (gimple_replace_lhs): New declaration.
208 * gimple.c (gimple_replace_lhs): New function.
209 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
212 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
214 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
215 (xop_mulv2div2di3_low): Same.
216 (*xop_pmacsdqh_mem): Same.
218 2009-11-20 Richard Henderson <rth@redhat.com>
220 * config/i386/i386-builtin-types.awk: New file.
221 * config/i386/i386-builtin-types.def: New file.
222 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
223 * config/i386/i386.c: Include it.
224 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
225 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
226 (struct builtin_isa): Remove GTY marker. Replace tree type with
227 ix86_builtin_func_type; add set_and_not_built_p.
228 (def_builtin): Change type parameter to tcode; use
229 ix86_get_builtin_func_type; update all callers. Accept zero mask
230 to mean the builtin is unconditionally available.
231 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
233 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
234 Update some users to rationalized enumeration codes from new include.
235 (enum multi_arg_type): Remove. Replace all enumeration values
236 with defines to new ix86_builtin_func_type.
237 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
238 all type resolution to def_builtin.
239 (ix86_init_builtin_types): Split out from ...
240 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
242 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
245 * config/rs6000/rs6000.c (struct machine_function): Revert
246 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
247 (rs6000_expand_to_rtl_hook): Ditto.
248 (rs6000_check_vector_mode): Ditto.
249 (compute_vrsave_mask): Ditto.
251 2009-11-20 Paul Brook <paul@codesourcery.com>
253 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
254 * config/arm/arm-cores.def: Add cortex-a5.
255 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
256 * config/arm/arm-tune.md: Regenerate.
258 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
261 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
262 (ref_pos): New field in structure.
263 (insert_new_var_in_stmt): New function.
266 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
268 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
269 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
270 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
271 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
272 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
273 INT_LEAST64_TYPE): Define.
274 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
275 UINT_LEAST64_TYPE): Define.
276 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
277 INT_FAST64_TYPE): Define.
278 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
279 UINT_FAST64_TYPE): Define.
280 (INTPTR_TYPE, UINTPTR_TYPE): Define.
282 2009-11-20 Julian Brown <julian@codesourcery.com>
284 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
285 specially for Thumb-1.
286 (ASM_OUTPUT_REG_POP): Likewise.
288 2009-11-19 Jason Merrill <jason@redhat.com>
290 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
292 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
293 Rafael Avila de Espindola <espindola@google.com>
295 * doc/plugins.texi (Plugin initialization): Added advices for
296 retrieving the version of GCC at plugin compilation and loading times.
298 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
300 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
301 (dump_active_plugins): output to file everything. Use
302 internationalized dump & FMT_FOR_PLUGIN_EVENT.
304 2009-11-19 Richard Guenther <rguenther@suse.de>
306 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
307 around truth-valued expressions.
308 * tree.c (free_lang_data): Untangle check for LTO frontend.
310 2009-11-19 Jakub Jelinek <jakub@redhat.com>
312 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
313 of cgraph_node_for_decl.
314 * cgraph.h (cgraph_node_for_decl): Remove prototype.
315 * cgraph.c (cgraph_node_for_decl): Remove.
316 (cgraph_get_node): Just return NULL if !cgraph_hash.
318 2009-11-19 Paul Brook <paul@codesourcery.com>
320 * config.gcc: Add new ARM --with-fpu options.
321 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
322 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
324 2009-11-18 Richard Guenther <rguenther@suse.de>
326 * gimple.h (union gimple_statement_d): Add gsmembase member.
327 (gimple_vuse_op): Use gsmembase for access.
328 (gimple_vdef_op): Likewise.
329 (gimple_vuse): Likewise.
330 (gimple_vdef): Likewise.
331 (gimple_vuse_ptr): Likewise.
332 (gimple_vdef_ptr): Likewise.
333 (gimple_set_vuse): Likewise.
334 (gimple_set_vdef): Likewise.
335 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
337 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
339 * doc/arm-neon-intrinsics.texi: Regenerated.
341 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
343 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
345 2009-11-18 Paul Brook <paul@codesourcery.com>
346 Daniel Jacobowitz <dan@codesourcery.com>
348 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
349 (arm_arch7em): New variable.
350 (all_architectures): Add armv7e-m.
351 (arm_override_options): Set arm_arch7em.
352 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
354 (arm_arch7em): Declare.
356 2009-11-18 Richard Guenther <rguenther@suse.de>
358 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
359 a valid field decl if checking is enabled.
361 2009-11-18 Martin Jambor <mjambor@suse.cz>
363 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
364 (lto_ipa_fixup_call_notes): Declare.
365 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
366 (update_call_notes_after_inlining): Copy call stmt uid to the new
368 (ipa_write_param_call_note): New function.
369 (ipa_read_param_call_note): New function
370 (ipa_write_node_info): Write also param call notes. Removed a bogus
371 comment, reformatted to fit 80 columns.
372 (ipa_read_node_info): Read also param call notes. Removed a bogus
373 comment. Remove ipa_edge_args_vector growth.
374 (lto_ipa_fixup_call_notes): New function.
375 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
376 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
377 inlining regardless of flag_wpa.
378 (cgraph_decide_inlining_of_small_functions): Likewise.
379 (cgraph_decide_inlining): Likewise.
380 (inline_read_summary): Likewise.
382 2009-11-18 Jan Hubicka <jh@suse.cz>
384 * predict.c (compute_function_frequency): Export.
385 * predict.h (compute_function_frequency): Declare.
386 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
388 2009-11-18 Martin Jambor <mjambor@suse.cz>
390 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
391 on all nodes we write summaries for.
393 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
396 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
397 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
398 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
399 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
400 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
401 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
402 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
405 2009-11-18 Jakub Jelinek <jakub@redhat.com>
407 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
409 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
412 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
414 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
416 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
417 cgraph_materialize_all_clones): Handle same_body aliases.
418 * cgraph.c (cgraph_allocate_node): New function.
419 (cgraph_create_node): Use it.
420 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
421 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
422 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
424 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
425 (input_node): Stream in same_body aliases.
426 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
427 for same_body aliases.
428 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
430 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
433 * config/darwin.h: Use the extension stub libraries to access
434 current libgcc_s features.
436 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
439 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
440 (vect_transform_loop): Call it.
442 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
444 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
447 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
451 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
453 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
454 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
455 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
456 (sese_bad_liveouts_use): New.
457 (sese_reset_debug_liveouts_bb): New.
458 (sese_build_liveouts): Use it.
459 (rename_variables_in_stmt): Reset debug stmts rather than creating
461 (expand_scalar_variable_stmt): Likewise.
463 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
465 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
466 (df_ref_remove): Likewise.
468 2009-11-17 Jan Hubicka <jh@suse.cz>
470 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
473 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
475 * toplev.c (process_options): Remove dead code.
476 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
478 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
480 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
483 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
485 PR tree-optimization/41857
486 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
487 TYPE's address space instead of pointer to TYPE.
489 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
491 * reload.c (find_reloads_address): Fix typo.
493 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
495 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
496 registers in leaf functions if possible.
498 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
500 * config/m68k/m68k-devices.def: Add MCF5441x family.
502 2009-11-17 Jan Hubicka <jh@suse.cz>
504 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
506 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
508 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
511 nest ior expressions.
512 (x86_64_szext_nonmemory_operand): Ditto.
513 (call_insn_operand): Ditto.
515 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
517 * stmt.c (expand_asm_stmt): Get locus from stmt.
519 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
521 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
522 Create the decl label for the new dest block on demand. Require
523 a fallthrough edge if no asm labels were redirected.
525 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
527 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
529 (cstoresi4): Ditto for operand 2.
530 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
531 patterns using SDWIM mode iterator.
532 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
533 using SWIM mode iterator.
534 (cmpdi_1): Rename from cmpdi_1_rex64.
535 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
537 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn using SWI
539 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
540 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
541 (*cmpqi_ext_3_insn): Make private.
542 (*cmpqi_ext_3_insn_rex64): Make private.
543 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
544 * config/i386/predicates.md (cmpsi_operand): Remove.
546 2009-11-16 Paul Brook <paul@codesourcery.com>
548 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
549 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
551 2009-11-14 Jan Hubicka <jh@suse.cz>
553 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
555 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
556 zero out all callees.
557 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
558 frequency and count match.
559 * ipa-inline.c (update_noncloned_frequencies): New function.
560 (cgraph_clone_inlined_nodes): Use it.
561 * tree-inline.c (copy_bb): Fix frequency scaling; output
562 diagnostic on frequency mismatches to dump file.
563 (initialize_cfun): Do not scale frequency; fix count scaling;
564 initialize entry and exit block frequencies; copy profile info.
565 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
566 (copy_body): Use frequency_scale as argument.
567 (expand_call_inline): Compute frequency scale and output diagnostic
569 (delete_unreachable_blocks_update_callgrah): Remove checking that
570 has to be done after edge redirection.
571 (tree_function_versioning): Update initialize_cfun and copy_body call.
573 2009-11-14 Jan Hubicka <jh@suse.cz>
575 * cgraph.c (cgraph_release_function_body): Update use of
576 ipa_transforms_to_apply.
577 (cgraph_remove_node): Remove ipa_transforms_to_apply.
578 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
579 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
581 (cgraph_materialize_clone): Remove original if dead.
582 * lto-streamer-in.c (lto_read_body): Remove FIXME and
583 ipa_transforms_to_apply hack.
584 * function.h (struct function): Add ipa_transforms_to_apply.
585 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
586 * tree-inline.c (copy_bb): Update sanity check.
587 (initialize_cfun): Do not copy ipa_transforms_to_apply.
588 (expand_call_inline): remove dead clone originals.
589 (tree_function_versioning): Merge transformation queues.
590 * passes.c (add_ipa_transform_pass): Remove.
591 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
593 (execute_all_ipa_transforms): Update.
594 (execute_one_pass): Update.
596 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
598 PR target/21078, 21080
599 * config/avr/avr.c (avr_return_addr_rtx): New function for
600 builtin_return_address.
601 (expand_prologue): Calculate stack usage.
602 (avr_asm_function_end_prologue): Output stack size and offset label.
603 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
604 (machine_function): Add stack_usage.
605 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
607 2009-11-14 Anatoly Sokolov <aesok@post.ru>
609 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
610 new 'outgoing' argument.
611 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
612 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
613 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
614 iq2000_function_value_regno_p.
615 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
616 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
619 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
622 * arm.md (adddi_sesidi_di): Place tied contraint first.
623 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
624 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
625 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
626 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
627 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
628 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
629 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
630 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
631 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
633 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
635 * config/i386/predicates.md (call_register_no_elim_operand):
636 New predicate. Reject stack register as valid call operand
638 (call_insn_operand): Use call_register_no_elim_operand.
640 2009-11-13 Richard Henderson <rth@redhat.com>
642 * function.c (stack_protect_prologue): Don't bypass expand_expr
643 for stack_protect_guard and guard_decl.
644 (stack_protect_epilogue): Likewise.
646 2009-11-13 Jan Hubicka <jh@suse.cz>
648 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
649 when to PUBLIC is set.
651 2009-11-13 Jakub Jelinek <jakub@redhat.com>
654 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
657 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
660 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
661 *call_value_1): Use "lsm" as operand 1 constraint.
662 * config/i386/predicates.md (call_insn_operand): Depend on
663 index_register_operand to avoid %esp register.
665 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
668 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
671 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
672 (TARGET_CALL_ESP): New define.
673 * config/i386/i386.c (initial_ix86_tune_features): Initialize
675 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
676 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
677 *call_1, *call_value_pop_1 and *call_value_1. Depend on
679 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
680 New patterns, use "lsm" as operand 1 constraint.
681 * config/i386/predicates.md (call_insn_operand): Depend on
682 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
684 2009-11-13 Jason Merrill <jason@redhat.com>
687 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
688 Don't emit a second declaration at any scope.
690 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
692 PR rtl-optimization/41697
693 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
694 a conditional jump has a single successor.
696 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
698 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
699 allocate reg_last when in case lazy_reg_last is true.
700 (init_deps_reg_last): New.
701 (free_deps): When max_reg is 0, this context is already freed.
702 * sched-int.h (init_deps_reg_last): Export.
703 (init_deps): Update prototype.
704 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
705 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
706 * ddg.c (build_intra_loop_deps): Likewise.
707 * sel-sched-ir.c (copy_deps_context, create_deps_context,
708 reset_deps_context, deps_init_id): Likewise.
709 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
710 (free_data_for_scheduled_insn): New, break down from ...
711 (free_first_time_insn_data): ... here.
712 (has_dependence_p): Allocate reg_last now, when it is needed.
713 (extend_insn_data): When maximal LUID is big enough, allocate
714 per-insn data in smaller chunks.
715 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
716 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
719 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
721 * config/i386/i386.md (call_value): Fix comment.
722 (sibcall_value): Ditto.
724 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
726 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
727 (MD_FROB_UPDATE_CONTEXT): Define.
729 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
730 Laurent GUERBY <laurent@guerby.net>
732 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
733 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
734 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
736 2009-11-12 Jan Hubicka <jh@suse.cz>
738 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
739 and clear DECL_COMMON on localized declarations.
741 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
744 * regrename.c (struct du_head): New structure; some elements moved
746 (struct du_chain): ... this one.
747 (open_chains, closed_chains): Now of type struct du_head *.
748 (do_replace): Accept du_head argument, not du_chain. All callers
749 changed. Modified code to match new data structures.
750 (build_def_use): Return a list of du_head structures. Modified code
751 to match new data structures.
752 (dump_def_use_chain): Accept du_head argument, not du_chain. All
753 callers changed. Modified code to match new data structures.
754 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
755 callers changed. Modified code to match new data structures.
756 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
757 Allocate a du_head structure as well as a du_chain when creating a
758 new chain. Modified other code to match new data structures.
760 2009-11-12 Jan Hubicka <jh@suse.cz>
762 * cgraph.h (varpool_node_name): Declare.
763 * cgraphunit.c (process_function_and_variable_attributes): Set
764 force_output flag on used variables.
765 * ipa.c (function_and_variable_visibility): Dump externally visible
766 and needed variables.
767 * varpool.c (varpool_node_name): Export.
768 (decide_is_variable_needed): Check COMDAT for externally visible vars;
771 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
774 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
775 processing if XEXP (x, i) is NULL.
777 2009-11-12 Jan Hubicka <jh@suse.cz>
779 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
780 imply PUBLIC || EXTERNAL.
782 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
785 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
786 single successor block, ending with jump created by RTL expander.
788 2009-11-11 Jan Hubicka <jh@suse.cz>
791 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
792 and WEAK variables at -fwhole-program.
795 * ipa.c (whole_program_function_and_variable_visility): COMDAT
796 functions/variables are not needed even if they are externally visible.
798 2009-11-11 Jan Hubicka <jh@suse.cz>
800 (patch by Richard Guenther)
801 * lto-streamer-out.c (output_function): Output head of argument list
803 * lto-streamer-in.c (input_function): Re-map arguments into merged
806 2009-11-11 Jan Hubicka <jh@suse.cz>
808 * lto-cgraph.c: Include gcov-io.h
809 (output_profile_summary): New function.
810 (output_cgraph): Use it.
811 (input_profile_summary): New function.
812 (input_cgraph): Use it.
813 * coverage.c (build_ctr_info_value): Use varpool; initalize
815 (create_coverage): Likewise.
816 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
817 (tree_init_edge_profiler): Likewise.
818 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
820 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
822 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
823 * c-pragma.c (def_pragma_macro_value): Likewise.
824 (def_pragma_macro): Likewise.
825 (pushed_macro_table): Likewise.
826 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
827 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
829 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
831 * doc/plugins.texi (Registering custom attributes): section
832 renamed as (Registering custom attributes or pragmas).
833 Mentions custom attributes & pragmas, and c_register_pragma, with
835 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
837 * doc/extend.texi (Function Attributes): Mentions that plugin can
838 provide their attributes.
840 2009-11-11 Jon Beniston <jon@beniston.com>
842 * config.gcc: Add lm32 elf and uclinux targets.
843 * config/lm32: New directory.
844 * config/lm32/lm32.c: New file.
845 * config/lm32/lm32.h: New file.
846 * config/lm32/lm32.md: New file.
847 * config/lm32/lm32.opt: New file.
848 * config/lm32/lm32-protos.h: New file.
849 * config/lm32/constraints.md: New file.
850 * config/lm32/predicates.md: New file.
851 * config/lm32/sfp-machine.h: New file.
852 * config/lm32/t-fprules-softfp: New file.
853 * config/lm32/uclinux-elf.h: New file.
854 * doc/invoke.texi: Document lm32 options.
855 * doc/contrib.texi: Document lm32 porter.
856 * doc/install.texi: Document lm32 targets.
858 2009-11-11 Martin Jambor <mjambor@suse.cz>
861 * ipa-prop.c (ipa_update_after_lto_read): Call
862 ipa_check_create_node_params and ipa_check_create_edge_args. Also
863 call ipa_initialize_node_params instead of ipa_populate_param_decls.
865 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
867 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
868 (neon_expand_vector_init): Use them. Also handle non-constant
869 vectors with identical elements and vectors with only one
870 non-constant element.
871 (arm_print_operand): Handle 'y' modifier.
872 * config/arm/arm-protos.h (neon_make_constant): Declare.
873 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
874 patterns. Use VX instead of VDQW for the first one. Allow
875 a VFP alternative and V32 modes for the second one.
876 * config/arm/neon.ml (shape_elt): Add Alternatives.
877 (ops): Use Alternatives for vdup lane instructions.
878 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
879 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
881 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
883 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
885 (movti, mov<mode>): Call force_reg on one operand if required.
886 * config/arm/vec-common.md (mov<mode>): Likewise.
888 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
890 * config/arm/arm.c (arm_override_options): Enable scheduling for
893 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
897 * expr.h (anti_adjust_stack_and_probe): Declare.
898 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
899 parameter and rewrite head comment.
900 (allocate_dynamic_stack_space): Adjust call to above function.
901 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
903 * tree.h (dwarf2out_args_size): Delete.
904 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
905 (dwarf2out_args_size_adjust): Delete prototype and move around.
906 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
907 ACCUMULATE_OUTGOING_ARGS targets.
909 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
911 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
912 DECL_SIZE of DECL_RESULT before evaluating it.
914 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
916 PR tree-optimization/41987
917 * fold-const.c (const_binop): Avoid using fold_buildN().
919 2009-11-10 Martin Jambor <mjambor@suse.cz>
921 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
922 (execute_all_ipa_stmt_fixups): Declare.
923 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
924 * ipa-inline.c (pass_ipa_inline): Likewise.
925 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
926 * ipa-reference.c (pass_ipa_reference): Likewise.
927 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
928 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
929 (pass_ipa_lto_finish_out): Likewise.
930 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
931 * passes.c (execute_ipa_stmt_fixups): New function.
932 (execute_all_ipa_stmt_fixups): New function.
933 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
935 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
938 * explow.c (probe_stack_range): Fix typo.
939 * config/sparc/sparc.md (probe_stack): New expander.
941 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
943 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
945 2009-11-09 Jason Merrill <jason@redhat.com>
947 * gdbinit.in (pgq): New function for printing gimple sequence.
949 2009-11-09 Paul Brook <paul@codesourcery.com>
950 Daniel Jacobowitz <dan@codesourcery.com>
951 Sandra Loosemore <sandra@codesourcery.com>
953 * doc/extend.texi (Half-Precision): Update wording to reflect
954 that there are now multiple -mfpu options that enable fp16
956 * doc/invoke.texi: Update list of ARM -mfpu= options.
957 * config.gcc: Update ARM --with-fpu option list.
958 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
959 vfpv3xd and vfpv3xd-fp16.
960 (use_vfp_abi): New function.
961 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
963 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
964 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
965 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
966 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
968 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
970 (arm_print_operand): Handle 'p' modifier.
971 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
973 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
974 (TARGET_FP16): Define.
975 * config/arm/vfp.md: Disable double-precision patterns if the FPU
976 does not provide them.
977 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
978 double-precision values on a single-precision FPU.
979 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
980 double-precision constants.
981 (movhf_vfp_neon): New pattern (was movhf_vfp).
982 (movhf_vfp): Remove NEON instructions.
983 * config/arm/constraints.md: Add new "Dy" constraint for
984 double-precision constants. Update description of "Dv".
985 * config/arm/arm.md: Disable double-precision patterns if the FPU
986 does not provide them
988 2009-11-09 Jakub Jelinek <jakub@redhat.com>
990 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
991 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
994 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
996 * collect2.c (main): Search PLUGIN_LD for plugin linker.
998 * configure.ac (--with-plugin-ld): New. Default to ld.
999 * configure: Regenerated.
1000 * config.in: Likewise.
1002 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
1003 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
1005 2009-11-08 Jonathan Gray <jsg@openbsd.org>
1007 * config/openbsd-stdint.h: Change to reflect what
1008 c_common_nodes_and_builtins expects.
1010 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
1012 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
1014 2009-11-08 Jakub Jelinek <jakub@redhat.com>
1017 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
1018 function contains at least one local dynamic name.
1019 (print_operand) <case '&'>: Instead output operand lossage diagnostics
1020 here if that happens.
1022 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
1023 Joern Rennecke <amylaar@spamcop.net>
1025 * cfgrtl.c (pass_free_cfg): Add pass name.
1026 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
1027 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
1028 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
1029 * df-core.c (pass_df_initialize_no_opt): Likewise.
1030 * except.c (pass_rtl_eh): Likewise.
1031 * function.c (pass_init_function, pass_leaf_regs): Likewise.
1032 * gcse.c (pass_rtl_pre): Change pass name.
1033 * passes.c (pass_postreload): Add pass name.
1034 (make_pass_instance): Don't use duplicate-tracking logic for
1035 names starting with '*'.
1036 (next_pass_1): Assert that pass has a name.
1037 (register_one_dump_file): If there is an space in the name,
1039 * predict.c (pass_strip_predict_hints): Add pass name.
1040 * reg-stack.c (pass_stack_regs): Likewise.
1041 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1042 * tree-cfg.c (pass_warn_function_return,
1043 pass_warn_function_noreturn): Add pass name.
1044 * tree-dfa.c (pass_referenced_vars): Likewise.
1045 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
1046 Fix whitespace before comment.
1047 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
1048 (pass_init_datastructures): Add pass name.
1049 * tree-ssa-loop.c (pass_record_bounds): Likewise.
1050 * tree-ssa.c (pass_early_warn_uninitialized,
1051 pass_late_warn_uninitialized): Likewise.
1052 * tree.c (pass_ipa_free_lang_data): Likewise.
1053 * doc/passes.texi (pass manager): Document how to disambiguate
1056 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
1058 * df-problems.c: Fix documentation for forward simulation of LR.
1059 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
1060 (df_simulate_finalize_forwards): Remove.
1061 * df.h (df_simulate_finalize_forwards): Remove.
1063 2009-11-08 Richard Guenther <rguenther@suse.de>
1065 * tree-ssa-structalias.c (build_succ_graph): Properly make
1066 variables escape if they are stored to anything.
1068 2009-11-08 Richard Guenther <rguenther@suse.de>
1070 PR rtl-optimization/41928
1071 * loop-invariant.c (free_loop_data): If we didn't allocate
1072 loop data do not try to free it.
1074 2009-11-07 Jason Merrill <jason@redhat.com>
1076 * tree.c (reconstruct_complex_type): Preserve attributes.
1078 2009-11-07 Richard Guenther <rguenther@suse.de>
1080 * tree-ssa-structalias.c (build_succ_graph): Feed stores
1081 to anything only to variables that can take pointers.
1082 (get_constraint_for_ssa_var): Properly exclude full
1083 variables from expanding.
1084 (first_vi_for_offset): Avoid overflow in arithmetic.
1085 (first_or_preceding_vi_for_offset): Likewise.
1086 (count_num_arguments): Fix implementation.
1087 (gate_ipa_pta): Do not run when not optimizing.
1089 2009-11-07 David Binderman <dcb314@hotmail.com>
1091 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
1092 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
1093 set but not used variables.
1094 (apply_args_reg_offset): Comment out as unused.
1095 * calls.c (flags_from_decl_or_type): Likewise.
1096 * genautomata.c (check_regexp_units_distribution): Likewise.
1098 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
1100 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
1101 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
1102 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
1103 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
1104 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
1105 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
1106 operand alternatives.
1108 2009-11-06 Michael Matz <matz@suse.de>
1111 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
1112 of a potential reciprocal to really be reciprocals.
1114 2009-11-06 Jakub Jelinek <jakub@redhat.com>
1116 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
1117 lwpintrin.h after immintrin.h.
1118 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
1122 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
1123 or non-constant index, allow index one past the last element and
1124 allow exceeding array bound in arrays that might be used as flexible
1127 2009-11-05 Richard Henderson <rth@redhat.com>
1129 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
1131 2009-11-05 Paul Brook <paul@codesourcery.com>
1133 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
1134 (arm_fpu_desc): New.
1135 (all_fpus): Add FPU details.
1136 (fp_model_for_fpu): Remove.
1137 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
1138 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
1139 (arm_file_start): Use arm_fpu_desc.
1140 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
1141 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
1143 (TARGET_FPA_EMU2): Define.
1144 (arm_fp_model, fputype, arm_fpu_tune): Remove.
1145 (vfp_reg_type, arm_fpu_desc): New.
1146 * config/arm/arm.md (attr fpu): Simplify.
1147 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
1148 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
1149 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
1150 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
1151 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
1153 2009-11-05 Michael Matz <matz@suse.de>
1155 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
1157 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
1160 2009-11-04 Jason Merrill <jason@redhat.com>
1163 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
1164 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
1165 (output_constant): Avoid crash after error.
1167 2009-11-05 Martin Jambor <mjambor@suse.cz>
1169 * tree-sra.c (struct access): Changed comment of next_sibling field.
1170 (analyze_modified_params): Loop over accesses of a group rather than
1171 over all with the ame base, pass a common bitmap to
1173 (unmodified_by_ref_scalar_representative): Build link lists of
1174 accesses of a group.
1175 (splice_param_accesses): Likewise.
1177 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
1179 * df-scan.c (df-uses-record): Add case zero_extract of mem.
1181 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
1185 * config/i386/i386.md (probe_stack): New expander.
1186 (logical operation peepholes): Do not split stack checking probes.
1188 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1189 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1191 * doc/invoke.texi (-mlwp): Add documentation.
1192 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
1193 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
1194 (x86_64-*-*): Ditto.
1195 * config/i386/lwpintrin.h: New file, provide x86 compiler
1196 intrinisics for LWP.
1197 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
1198 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
1199 * config/i386/i386-c.c (ix86_target_macros_internal): Check
1201 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
1202 * config/i386/i386.opt (-mlwp): New switch for LWP support.
1203 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
1204 (OPTION_MASK_ISA_LWP_UNSET): New.
1205 (ix86_handle_option): Handle -mlwp.
1206 (isa_opts): Handle -mlwp.
1207 (enum pta_flags): Add PTA_LWP.
1208 (override_options): Add LWP support.
1209 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
1210 (IX86_BUILTIN_LLWPCB32): Ditto.
1211 (IX86_BUILTIN_LLWPCB64): Ditto.
1212 (IX86_BUILTIN_SLWPCB16): Ditto.
1213 (IX86_BUILTIN_SLWPCB32): Ditto.
1214 (IX86_BUILTIN_SLWPCB64): Ditto.
1215 (IX86_BUILTIN_LWPVAL16): Ditto.
1216 (IX86_BUILTIN_LWPVAL32): Ditto.
1217 (IX86_BUILTIN_LWPVAL64): Ditto.
1218 (IX86_BUILTIN_LWPINS16): Ditto.
1219 (IX86_BUILTIN_LWPINS32): Ditto.
1220 (IX86_BUILTIN_LWPINS64): Ditto.
1221 (enum ix86_special_builtin_type): Add LWP intrinsic support.
1222 (builtin_description): Ditto.
1223 (ix86_init_mmx_sse_builtins): Ditto.
1224 (ix86_expand_special_args_builtin): Ditto.
1225 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
1227 (UNSPEC_SLWP_INTRINSIC): Ditto.
1228 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
1229 (UNSPECV_LWPINS_INTRINSIC): Ditto.
1230 (lwp_llwpcbhi1): New lwp pattern.
1231 (lwp_llwpcbsi1): Ditto.
1232 (lwp_llwpcbdi1): Ditto.
1233 (lwp_slwpcbhi1): Ditto.
1234 (lwp_slwpcbsi1): Ditto.
1235 (lwp_slwpcbdi1): Ditto.
1236 (lwp_lwpvalhi3): Ditto.
1237 (lwp_lwpvalsi3): Ditto.
1238 (lwp_lwpvaldi3): Ditto.
1239 (lwp_lwpinshi3): Ditto.
1240 (lwp_lwpinssi3): Ditto.
1241 (lwp_lwpinsdi3): Ditto.
1243 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1244 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1247 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
1250 2009-11-04 Richard Guenther <rguenther@suse.de>
1251 Rafael Avila de Espindola <espindola@google.com>
1253 * gcc.c (process_command): Handle arguments name@offset.
1255 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1256 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1258 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
1259 (x86_64-*-*): Ditto.
1260 * config/i386/xopintrin.h: New file, provide common x86 compiler
1261 intrinisics for XOP.
1262 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
1263 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
1264 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1266 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
1267 * config/i386/i386.opt (-mxop): New switch for XOP support.
1268 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
1269 (UNSPEC_XOP_TRUEFALSE)
1270 (UNSPEC_XOP_PERMUTE)
1271 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
1272 (PPERM_*): New constants for vpperm instruction.
1273 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
1274 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
1275 (OPTION_MASK_ISA_XOP_UNSET): New.
1276 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
1277 (ix86_handle_option): Handle -mxop.
1278 (isa_opts): Handle -mxop.
1279 (enum pta_flags): Add PTA_XOP.
1280 (override_options): Add XOP support.
1281 (print_operand): Add code for XOP compare instructions.
1282 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
1283 (ix86_expand_int_vcond): Extend for XOP compare instruction.
1285 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
1286 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
1287 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
1288 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
1289 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
1290 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
1291 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
1293 (IX86_BUILTIN_VPCMOV256): Ditto.
1294 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
1295 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
1296 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
1297 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
1298 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
1299 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
1301 (IX86_BUILTIN_VPPERM): Ditto.
1303 (IX86_BUILTIN_VPMACSSWW): Ditto.
1304 (IX86_BUILTIN_VPMACSWW): Ditto.
1305 (IX86_BUILTIN_VPMACSSWD): Ditto.
1306 (IX86_BUILTIN_VPMACSWD): Ditto.
1307 (IX86_BUILTIN_VPMACSSDD): Ditto.
1308 (IX86_BUILTIN_VPMACSDD): Ditto.
1309 (IX86_BUILTIN_VPMACSSDQL): Ditto.
1310 (IX86_BUILTIN_VPMACSSDQH): Ditto.
1311 (IX86_BUILTIN_VPMACSDQL): Ditto.
1312 (IX86_BUILTIN_VPMACSDQH): Ditto.
1313 (IX86_BUILTIN_VPMADCSSWD): Ditto.
1314 (IX86_BUILTIN_VPMADCSWD): Ditto.
1316 (IX86_BUILTIN_VPHADDBW): Ditto.
1317 (IX86_BUILTIN_VPHADDBD): Ditto.
1318 (IX86_BUILTIN_VPHADDBQ): Ditto.
1319 (IX86_BUILTIN_VPHADDWD): Ditto.
1320 (IX86_BUILTIN_VPHADDWQ): Ditto.
1321 (IX86_BUILTIN_VPHADDDQ): Ditto.
1322 (IX86_BUILTIN_VPHADDUBW): Ditto.
1323 (IX86_BUILTIN_VPHADDUBD): Ditto.
1324 (IX86_BUILTIN_VPHADDUBQ): Ditto.
1325 (IX86_BUILTIN_VPHADDUWD): Ditto.
1326 (IX86_BUILTIN_VPHADDUWQ): Ditto.
1327 (IX86_BUILTIN_VPHADDUDQ): Ditto.
1328 (IX86_BUILTIN_VPHSUBBW): Ditto.
1329 (IX86_BUILTIN_VPHSUBWD): Ditto.
1330 (IX86_BUILTIN_VPHSUBDQ): Ditto.
1332 (IX86_BUILTIN_VPROTB): Ditto.
1333 (IX86_BUILTIN_VPROTW): Ditto.
1334 (IX86_BUILTIN_VPROTD): Ditto.
1335 (IX86_BUILTIN_VPROTQ): Ditto.
1336 (IX86_BUILTIN_VPROTB_IMM): Ditto.
1337 (IX86_BUILTIN_VPROTW_IMM): Ditto.
1338 (IX86_BUILTIN_VPROTD_IMM): Ditto.
1339 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
1341 (IX86_BUILTIN_VPSHLB): Ditto.
1342 (IX86_BUILTIN_VPSHLW): Ditto.
1343 (IX86_BUILTIN_VPSHLD): Ditto.
1344 (IX86_BUILTIN_VPSHLQ): Ditto.
1345 (IX86_BUILTIN_VPSHAB): Ditto.
1346 (IX86_BUILTIN_VPSHAW): Ditto.
1347 (IX86_BUILTIN_VPSHAD): Ditto.
1348 (IX86_BUILTIN_VPSHAQ): Ditto.
1350 (IX86_BUILTIN_VFRCZSS): Ditto.
1351 (IX86_BUILTIN_VFRCZSD): Ditto.
1352 (IX86_BUILTIN_VFRCZPS): Ditto.
1353 (IX86_BUILTIN_VFRCZPD): Ditto.
1354 (IX86_BUILTIN_VFRCZPS256): Ditto.
1355 (IX86_BUILTIN_VFRCZPD256): Ditto.
1357 (IX86_BUILTIN_VPCOMEQUB): Ditto.
1358 (IX86_BUILTIN_VPCOMNEUB): Ditto.
1359 (IX86_BUILTIN_VPCOMLTUB): Ditto.
1360 (IX86_BUILTIN_VPCOMLEUB): Ditto.
1361 (IX86_BUILTIN_VPCOMGTUB): Ditto.
1362 (IX86_BUILTIN_VPCOMGEUB): Ditto.
1363 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
1364 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
1366 (IX86_BUILTIN_VPCOMEQUW): Ditto.
1367 (IX86_BUILTIN_VPCOMNEUW): Ditto.
1368 (IX86_BUILTIN_VPCOMLTUW): Ditto.
1369 (IX86_BUILTIN_VPCOMLEUW): Ditto.
1370 (IX86_BUILTIN_VPCOMGTUW): Ditto.
1371 (IX86_BUILTIN_VPCOMGEUW): Ditto.
1372 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
1373 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
1375 (IX86_BUILTIN_VPCOMEQUD): Ditto.
1376 (IX86_BUILTIN_VPCOMNEUD): Ditto.
1377 (IX86_BUILTIN_VPCOMLTUD): Ditto.
1378 (IX86_BUILTIN_VPCOMLEUD): Ditto.
1379 (IX86_BUILTIN_VPCOMGTUD): Ditto.
1380 (IX86_BUILTIN_VPCOMGEUD): Ditto.
1381 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
1382 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
1384 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
1385 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
1386 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
1387 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
1388 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
1389 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
1390 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
1391 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
1393 (IX86_BUILTIN_VPCOMEQB): Ditto.
1394 (IX86_BUILTIN_VPCOMNEB): Ditto.
1395 (IX86_BUILTIN_VPCOMLTB): Ditto.
1396 (IX86_BUILTIN_VPCOMLEB): Ditto.
1397 (IX86_BUILTIN_VPCOMGTB): Ditto.
1398 (IX86_BUILTIN_VPCOMGEB): Ditto.
1399 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
1400 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
1402 (IX86_BUILTIN_VPCOMEQW): Ditto.
1403 (IX86_BUILTIN_VPCOMNEW): Ditto.
1404 (IX86_BUILTIN_VPCOMLTW): Ditto.
1405 (IX86_BUILTIN_VPCOMLEW): Ditto.
1406 (IX86_BUILTIN_VPCOMGTW): Ditto.
1407 (IX86_BUILTIN_VPCOMGEW): Ditto.
1408 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
1409 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
1411 (IX86_BUILTIN_VPCOMEQD): Ditto.
1412 (IX86_BUILTIN_VPCOMNED): Ditto.
1413 (IX86_BUILTIN_VPCOMLTD): Ditto.
1414 (IX86_BUILTIN_VPCOMLED): Ditto.
1415 (IX86_BUILTIN_VPCOMGTD): Ditto.
1416 (IX86_BUILTIN_VPCOMGED): Ditto.
1417 (IX86_BUILTIN_VPCOMFALSED): Ditto.
1418 (IX86_BUILTIN_VPCOMTRUED): Ditto.
1420 (IX86_BUILTIN_VPCOMEQQ): Ditto.
1421 (IX86_BUILTIN_VPCOMNEQ): Ditto.
1422 (IX86_BUILTIN_VPCOMLTQ): Ditto.
1423 (IX86_BUILTIN_VPCOMLEQ): Ditto.
1424 (IX86_BUILTIN_VPCOMGTQ): Ditto.
1425 (IX86_BUILTIN_VPCOMGEQ): Ditto.
1426 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
1427 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
1429 (enum multi_arg_type): New enum for describing the various XOP
1430 intrinsic argument types.
1431 (bdesc_multi_arg): New table for XOP intrinsics.
1432 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
1433 (ix86_expand_multi_arg_builtin): New function for creating XOP
1436 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
1437 (xop_pmacsww): Ditto.
1438 (xop_pmacssww): Ditto.
1439 (xop_pmacsdd): Ditto.
1440 (xop_pmacssdd): Ditto.
1441 (xop_pmacssdql): Ditto.
1442 (xop_pmacssdqh): Ditto.
1443 (xop_pmacsdql): Ditto.
1444 (xop_pmacsdql_mem): Ditto.
1445 (xop_mulv2div2di3_low): Ditto.
1446 (xop_pmacsdqh): Ditto.
1447 (xop_pmacsdqh_mem): Ditto.
1448 (xop_mulv2div2di3_high): Ditto.
1449 (xop_pmacsswd): Ditto.
1450 (xop_pmacswd): Ditto.
1451 (xop_pmadcsswd): Ditto.
1452 (xop_pmadcswd): Ditto.
1453 (xop_pcmov_<mode>): Ditto.
1454 (xop_pcmov_<mode>256): Ditto.
1455 (xop_phaddbw): Ditto.
1456 (xop_phaddbd): Ditto.
1457 (xop_phaddbq): Ditto.
1458 (xop_phaddwd): Ditto.
1459 (xop_phaddwq): Ditto.
1460 (xop_phadddq): Ditto.
1461 (xop_phaddubw): Ditto.
1462 (xop_phaddubd): Ditto.
1463 (xop_phaddubq): Ditto.
1464 (xop_phadduwd): Ditto.
1465 (xop_phadduwq): Ditto.
1466 (xop_phaddudq): Ditto.
1467 (xop_phsubbw): Ditto.
1468 (xop_phsubwd): Ditto.
1469 (xop_phsubdq): Ditto.
1471 (rotl<mode>3): Ditto.
1472 (rotr<mode>3): Ditto.
1473 (xop_rotl<mode>3): Ditto.
1474 (xop_rotr<mode>3): Ditto.
1475 (vrotr<mode>3): Ditto.
1476 (vrotl<mode>3): Ditto.
1477 (xop_vrotl<mode>3): Ditto.
1478 (vlshr<mode>3): Ditto.
1479 (vashr<mode>3): Ditto.
1481 (xop_ashl<mode>3): Ditto.
1482 (xop_lshl<mode>3): Ditto.
1483 (ashlv16qi3): Ditto.
1484 (lshlv16qi3): Ditto.
1485 (ashrv16qi3): Ditto.
1487 (xop_frcz<mode>2): Ditto.
1488 (xop_vmfrcz<mode>2): Ditto.
1489 (xop_frcz<mode>2256): Ditto.
1490 (xop_maskcmp<mode>3): Ditto.
1491 (xop_maskcmp_uns<mode>3): Ditto.
1492 (xop_maskcmp_uns2<mode>3): Ditto.
1493 (xop_pcom_tf<mode>3): Ditto.
1495 * doc/invoke.texi (-mxop): Add documentation.
1496 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
1498 2009-11-03 Mark Mitchell <mark@codesourcery.com>
1501 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
1502 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
1503 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
1505 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
1508 * arm.md (peephole2 patterns for move and compare): New.
1510 2009-11-04 Nick Clifton <nickc@redhat.com>
1512 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
1513 Make sure that it does not allow CONST_DOUBLEs.
1514 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
1515 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
1516 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
1517 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
1518 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
1519 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
1520 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
1521 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
1522 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
1523 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
1524 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
1525 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
1526 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
1527 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
1528 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
1530 2009-11-04 Richard Guenther <rguenther@suse.de>
1532 PR tree-optimization/41919
1533 * tree-vrp.c (test_for_singularity): Properly compare values.
1535 2009-11-04 Revital Eres <eres@il.ibm.com>
1537 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1538 Consider peeling for alignment only for stores and remove
1539 redundant assignment.
1541 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
1544 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
1545 (m68k_ok_for_sibcall_p): Handle different result return locations.
1547 2009-11-04 Richard Guenther <rguenther@suse.de>
1549 * c-opts.c (c_common_post_options): Move LTO option processing
1551 * opts.c (decode_options): ... here.
1553 2009-11-04 Jakub Jelinek <jakub@redhat.com>
1555 * c-common.c (fold_offsetof_1): Use %wd instead of
1556 HOST_WIDE_INT_PRINT_DEC.
1558 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1560 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
1563 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1565 * config.gcc (vax-*-linux*): Keep the original contents of
1566 tmake_file while adding vax/t-linux.
1568 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
1572 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
1573 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
1574 (STACK_CHECK_MOVING_SP): Likewise.
1575 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
1576 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
1577 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
1578 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
1579 Document PROBE_STACK.
1580 * explow.c (anti_adjust_stack_and_probe): New function.
1581 (allocate_dynamic_stack_space): Do not directly allocate space if
1582 STACK_CHECK_MOVING_SP, instead invoke above function.
1583 (emit_stack_probe): Handle probe_stack insn.
1584 (PROBE_INTERVAL): New macro.
1585 (STACK_GROW_OPTAB): Likewise.
1586 (STACK_GROW_OFF): Likewise.
1587 (probe_stack_range): Use Pmode and memory_address consistently. Fix
1588 loop condition in the small constant case. Rewrite in the general
1589 case to be immune to wraparounds. Make sure the address of probes
1590 is valid. Try to use [base + disp] addressing mode if possible.
1591 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
1592 checking is enabled and STACK_CHECK_MOVING_SP.
1593 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
1594 return 1 for volatile references to the stack pointer.
1595 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
1596 __builtin_alloca if stack checking is enabled.
1597 * unwind-dw2.c (uw_identify_context): Take into account whether the
1598 context is that of a signal frame or not.
1599 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
1600 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
1602 2009-11-03 Jakub Jelinek <jakub@redhat.com>
1604 PR rtl-optimization/41917
1605 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
1606 operand isn't known to be 0, return 1.
1608 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1610 * config/mips/mips.md: Fix typos.
1612 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1614 * doc/invoke.texi: Fix typo.
1616 2009-11-03 Paul Brook <paul@codesourcery.com>
1618 * config/arm/neon.ml (vectype): Add T_floatSF.
1619 (string_of_vectype): Ditto.
1620 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
1621 (deftypes): Use float for float32_t.
1622 * config/arm/arm_neon.h: Regenerate.
1624 2009-11-03 Nick Clifton <nickc@redhat.com>
1625 Kevin Buettner <kevinb@redhat.com>
1627 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
1628 order of expected registers.
1629 (rx_load_multiple_vector): Likewise.
1630 (rx_rtsd_vector): Likewise.
1631 * config/rx/rx.c (rx_cpu_type): New variable.
1632 (rx_print_operand): Fix bug printing 64-bit constant values.
1633 (rx_emit_stack_pushm): Reverse order of pushed registers.
1634 (gen_rx_store_vector): Likewise.
1635 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
1637 (is_exception_func): Rename to is_interrupt_func and only accept
1638 "interrupt" as the attribute name.
1639 (rx_get_stack_layout): Use new function name.
1640 (rx_func_attr_inlinable): Likewise.
1641 (rx_attribute_table): Remove "exception".
1642 (rx_expand_prologue): If necessary push the accumulator register
1643 in the prologue of interrupt functions.
1644 (rx_expand_epilogue): If necessary pop the accumulator.
1645 (rx_builtins): Add RX_BUILTIN_MVTIPL.
1646 (rx_expand_builtin_stz): Remove.
1647 (rx_expand_builtin_mvtipl): New function.
1648 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
1649 (rx_expand_builtin): Likewise.
1650 (rx_enable_fpu): New variable.
1651 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
1652 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
1653 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
1654 (enum rx_cpu_types): Define.
1655 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
1656 (INCOMING_FRAME_SP_OFFSET): Define.
1657 (ARG_POINTER_CFA_OFFSET): Define.
1658 (FRAME_POINTER_CFA_OFFSET): Define.
1659 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
1660 (ALLOW_RX_FPU_INSNS): Define.
1661 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
1662 fast_math_flags_set_p.
1663 (UNSPEC_BUILTIN_MVTIPL): Define.
1664 (revl): Rename to bswapsi2.
1665 (bswaphi2): New pattern.
1666 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
1667 (mvtaclo): Likewise.
1669 (mvtc): Remove clobber of cc0.
1672 * config/rx/rx.opt (mieee): Remove.
1677 (msave-acc-in-interrupts): Add.
1678 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
1679 (MULTILIB_DIRS): Likewise.
1680 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
1681 * doc/extend.texi: Remove description of "exception" function
1683 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1684 -msave-acc-in-interrupts options.
1686 2009-11-03 Richard Guenther <rguenther@suse.de>
1688 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1690 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1693 * c-common.c (fold_offsetof_1): Issue errors when the member
1694 designator of the offsetof expression is not legitimate.
1696 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1698 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1699 names instead of numerical constants.
1700 (sse_prologue_save): Ditto.
1701 (*sse_prologue_save_insn): Ditto.
1703 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1706 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1707 (TARGET_CALL_ESP): New define.
1708 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1710 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1711 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1712 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1714 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1715 New patterns, use "lsm" as operand 1 constraint.
1716 * config/i386/predicates.md (call_insn_operand): Depend on
1717 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1719 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1721 PR tree-optimization/41857
1722 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1723 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1725 * tree-ssa-address.c (move_hint_to_base): New function.
1726 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1727 address space associated with TYPE.
1728 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1729 most_expensive_mult_to_index. Call move_hint_to_base.
1730 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1731 TYPE to addr_to_parts.
1733 2009-11-02 Martin Jambor <mjambor@suse.cz>
1735 PR tree-optimization/41750
1736 * tree-sra.c (analyze_modified_params): Loop over all
1737 representatives of components of a parameter.
1739 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1741 PR tree-optimization/41841
1742 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1743 local variables of not yet materialized clones.
1746 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1747 for a VOIDmode variable.
1750 * c-pragma.c (visstack): Change into vector of ints rather than
1751 enum symbol_visibility.
1752 (push_visibility): Add kind argument, push default_visibility together
1754 (pop_visibility): Add kind argument, return true if successful, fail
1755 if visibility stack is empty or if stack top is of different kind.
1756 (handle_pragma_visibility): Don't check length of visstack, instead
1757 call pop_visibility and issue diagnostics if it failed. Pass 0
1758 as last argument to push_visibility and pop_visibility.
1759 * c-pragma.h (push_visibility): Add kind argument.
1760 (pop_visibility): Likewise. Return bool instead of void.
1762 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1764 * tree.def (TARGET_MEM_REF): Update comment.
1765 * alias.c (get_alias_set): Retrieve the original memory reference for
1766 a TARGET_MEM_REF before proceeding.
1768 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1770 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1771 frv_function_value_regno_p): New functions.
1772 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1773 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1774 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1775 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1777 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1779 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1780 new 'outgoing' argument.
1781 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1782 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1783 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1784 LIBCALL_VALUE): Remove.
1785 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1786 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1787 (mh10300_function_value_regno_p): Declare.
1789 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1791 * config/arm/cortex-a9.md: New - integer pipeline description.
1793 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1795 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1796 aborting if the sizes of the two references don't match.
1798 2009-10-31 Toon Moene <toon@moene.org>
1800 * ipa-inline.c (cgraph_decide_inlining):
1801 Include reason for not inlining called-once functions in dump file.
1803 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1805 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1806 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1807 (LINK_SPEC): BE_LINK_SPEC added.
1809 2009-10-30 Richard Guenther <rguenther@suse.de>
1812 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1814 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1816 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1817 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1820 2009-10-30 Martin Jambor <mjambor@suse.cz>
1822 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1824 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1827 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1828 first. Move assert on stack_alignment_estimated just before
1829 setting stack_realign_needed.
1830 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1831 Don't call update_stack_boundary.
1833 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1834 (verride_options): Don't check ix86_force_align_arg_pointer here.
1835 (ix86_function_ok_for_sibcall): Use it.
1836 (ix86_update_stack_boundary): Likewise.
1838 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1840 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1842 * arm.md (QHSI): New mode iterator.
1843 (movqi): If generating for thumb, then truncate any immediate to
1845 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1847 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1850 2009-10-29 Cary Coutant <ccoutant@google.com>
1853 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1854 locations in the source).
1855 (store_vcall_insn): New function.
1856 (lookup_vcall_insn): New function.
1857 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1858 (dwarf2out_copy_call_info): New function.
1859 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1860 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1861 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1862 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1863 (debug_nothing_rtx_rtx): New dummy hook.
1864 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1865 (xcoff_debug_hooks): Likewise.
1866 * sdbout.c (sdb_debug_hooks): Likewise.
1867 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1869 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1871 * doc/invoke.texi (mmcount-ra-address): Document new command line
1873 * config/mips/mips.opt (mmcount-ra-address): New option.
1874 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1876 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1878 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1879 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1881 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1882 mips_function_profiler.
1884 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1888 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1889 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1890 * optc-gen.awk (cl_target_option_restore): Include call to
1891 targetm.override_options_after_change.
1892 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1893 * target.h (override_options_after_change): New.
1894 * c-common.c (parse_optimize_options): Call
1895 targetm.override_options_after_change.
1896 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1897 (ia64_override_options_after_change): New.
1898 (ia64_override_options) Add call to above.
1900 2009-10-29 Michael Matz <matz@suse.de>
1902 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1903 (gate_convert_to_rsqrt): Ditto.
1904 (pass_convert_to_rsqrt): Ditto.
1905 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1906 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1909 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1911 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1913 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1916 2009-10-29 Martin Jambor <mjambor@suse.cz>
1918 PR tree-optimization/41775
1919 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1920 (generate_subtree_copies): Do not unshare agg.
1921 (load_assign_lhs_subreplacements): Do not unshare rhs.
1922 (sra_modify_assign): Do not unshare exprs.
1923 (propagate_subacesses_accross_link): Renamed to
1924 propagate_subaccesses_across_link.
1926 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1928 * arm.c (count_insns_for_constant): Rework to support counting for
1929 thumb2 immediates as well.
1930 (find_best_start): Split out from arm_gen_constant.
1931 (arm_gen_constant): Rework to support XOR with immediate.
1933 2009-10-29 Chao-ying Fu <fu@mips.com>
1935 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1937 (mips_expand_synci_loop): Use the length rtx to control the
1938 synci loop from the begin rtx that points to the first byte of
1941 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1943 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1945 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1947 * dbxout.c (dbxout_common_check): Accept non public trees.
1948 * dwarf2out.c (fortran_common): Accept non public trees.
1950 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1952 * common.opt (fuse-linker-plugin): New option.
1953 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1955 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1957 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1959 PR rtl-optimization/39715
1960 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1961 (gen_cstoresi_ltu_thumb1): New splitter.
1963 2009-10-28 Richard Guenther <rguenther@suse.de>
1967 * tree-ssa.c (useless_type_conversion_p): Do not treat
1968 conversions to pointers to incomplete types as useless.
1969 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1972 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1974 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1975 vt_expand_loc unnecessarily when location is not a register nor
1979 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1980 fields don't have DECL_NAME.
1983 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1984 call convert_memory_address on addr.
1987 * config/i386/i386.c (ix86_pic_register_p): Don't call
1988 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1990 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1992 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1993 a variable part from its REG, MEM or VALUE.
1995 2009-10-28 Richard Guenther <rguenther@suse.de>
1997 * gimple.c (gimple_get_alias_set): Fix comment typo.
1999 2009-10-28 Richard Guenther <rguenther@suse.de>
2001 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
2002 (free_lang_data): Unconditionally compute alias sets for all
2003 standard integer types. Bail out if gate bailed out previously.
2004 Do not reset the types_compatible_p langhook.
2005 (gate_free_lang_data): Remove.
2006 (struct pass_ipa_free_lang_data): Enable unconditionally.
2007 * gimple.c (gimple_get_alias_set): Use the same alias-set for
2010 2009-10-28 Richard Guenther <rguenther@suse.de>
2013 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
2014 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
2015 (call_may_clobber_ref_p_1): Likewise.
2016 * tree-ssa-structalias.c (find_func_aliases): Likewise.
2017 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
2019 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2021 PR rtl-optimization/41812
2024 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2026 * df-problems.c (df_md_scratch): New.
2027 (df_md_alloc, df_md_free): Allocate/free it.
2028 (df_md_local_compute): Only include live registers in init.
2029 (df_md_transfer_function): Prune the in-set computed by
2030 the confluence function, and the gen-set too.
2032 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2034 PR rtl-optimization/39715
2035 * combine.c (simplify_comparison): Use extensions to
2036 widen comparisons. Try an ANDing first.
2038 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2040 PR rtl-optimization/40741
2041 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
2042 a small constant is cheap.
2043 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
2044 force_reg on the LHS.
2045 (xorsi3): Likewise, and split the XOR if the constant is complex
2046 and not in Thumb mode.
2048 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2050 * expmed.c (emit_store_flag): Check costs before
2051 transforming to the opposite representation.
2053 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2055 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
2056 cstore result to DImode.
2058 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
2060 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
2061 inside the unspec vector.
2063 2009-10-27 Richard Henderson <rth@redhat.com>
2065 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
2067 2009-10-27 Richard Henderson <rth@redhat.com>
2070 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
2071 eh_region_may_contain_throw; update users.
2072 (eh_region_may_contain_throw): New function.
2073 (lower_catch): Check flag_exceptions before creating exception region.
2074 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
2075 (lower_cleanup): Tidy existing flag_exceptions check to match.
2077 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
2080 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
2081 * config/i386/mingw.opt: Add fset-stack-executable.
2082 * config/i386/i386.c (ix86_trampoline_init): Make call to
2083 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
2084 defined and its value is not zero.
2087 2009-10-27 Richard Guenther <rguenther@suse.de>
2089 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
2090 handle calls to externally visible functions like in regular mode.
2091 (create_variable_info_for): Do not create function infos here.
2092 (have_alias_info): Remove write-only variable.
2093 (solve_constraints): New function split out from common code
2094 in compute_points_to_sets and ipa_pta_execute.
2095 (compute_points_to_sets): Adjust.
2096 (ipa_pta_execute): Likewise. Handle clones and externally visible
2097 functions like in non-IPA mode.
2099 2009-10-27 Jakub Jelinek <jakub@redhat.com>
2102 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
2105 2009-10-27 Richard Guenther <rguenther@suse.de>
2107 * tree-complex.c (expand_complex_div_wide): Check for
2108 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
2110 2009-10-27 Revital Eres <eres@il.ibm.com>
2112 PR tree-optimization/40648
2113 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2114 Change decision of when to peel for alignment.
2116 2009-10-27 Richard Guenther <rguenther@suse.de>
2119 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
2121 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
2124 * fold-const.c (fold_binary_loc): Do not call
2125 protected_set_expr_location.
2127 2009-10-27 Wei Guozhi <carrot@google.com>
2130 * target.h (have_conditional_execution): Add a new target hook
2132 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
2133 * targhooks.h (default_have_conditional_execution): Likewise.
2134 * targhooks.c (default_have_conditional_execution): Likewise.
2135 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
2136 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
2137 (arm_have_conditional_execution): New function.
2138 * ifcvt.c (noce_process_if_block, find_if_header,
2139 cond_exec_find_if_block, dead_or_predicable): Change the usage of
2140 macro HAVE_conditional_execution to a target hook call.
2141 * recog.c (peephole2_optimize): Likewise.
2142 * sched-rgn.c (add_branch_dependences): Likewise.
2143 * final.c (asm_insn_count, final_scan_insn): Likewise.
2144 * bb-reorder.c (HAVE_conditional_execution): Remove it.
2146 2009-10-26 Ben Elliston <bje@au.ibm.com>
2147 Michael Meissner <meissner@linux.vnet.ibm.com>
2148 Ulrich Weigand <uweigand@de.ibm.com>
2150 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
2151 * config/spu/spu_cache.h: New file.
2153 * config/spu/cachemgr.c: New file.
2154 * config/spu/cache.S: New file.
2156 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
2157 (ADDR_SPACE_EA): Define.
2158 (TARGET_ADDR_SPACE_KEYWORDS): Define.
2159 * config/spu/spu.c (EAmode): New macro.
2160 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2161 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2162 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
2163 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2164 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2165 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2166 (TARGET_ASM_SELECT_SECTION): Likewise.
2167 (TARGET_ASM_UNIQUE_SECTION): Likewise.
2168 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
2169 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
2170 (ea_symbol_ref): New function.
2171 (spu_legitimate_constant_p): Handle __ea qualified addresses.
2172 (spu_addr_space_legitimate_address_p): New function.
2173 (spu_addr_space_legitimize_address): Likewise.
2174 (cache_fetch): New global.
2175 (cache_fetch_dirty): Likewise.
2176 (ea_alias_set): Likewise.
2177 (ea_load_store): New function.
2178 (ea_load_store_inline): Likewise.
2179 (expand_ea_mem): Likewise.
2180 (spu_expand_mov): Handle __ea qualified memory references.
2181 (spu_addr_space_pointer_mode): New function.
2182 (spu_addr_space_address_mode): Likewise.
2183 (spu_addr_space_subset_p): Likewise.
2184 (spu_addr_space_convert): Likewise.
2185 (spu_section_type_flags): Handle "._ea" section.
2186 (spu_select_section): New function.
2187 (spu_unique_section): Likewise.
2188 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
2189 and __EA64__ predefined macros.
2190 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
2191 -matomic-updates switches.
2193 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
2194 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
2195 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
2196 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
2197 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
2198 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
2199 $(T)cache128k.o): Likewise.
2200 ($(T)libgcc_%.a): Likewise.
2202 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
2203 * config/spu/spu.opt (-mea32/-mea64): Add switches.
2204 (-maddress-space-conversion): Likewise.
2205 (-mcache-size=): Likewise.
2206 (-matomic-updates): Likewise.
2207 * doc/invoke.texi (-mea32/-mea64): Document.
2208 (-maddress-space-conversion): Likewise.
2209 (-mcache-size=): Likewise.
2210 (-matomic-updates): Likewise.
2212 2009-10-26 Ben Elliston <bje@au.ibm.com>
2213 Michael Meissner <meissner@linux.vnet.ibm.com>
2214 Ulrich Weigand <uweigand@de.ibm.com>
2216 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
2218 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
2219 defined, add the named address space keywords.
2220 (c_addr_space_name): New function.
2221 (complete_array_type): Preserve named address space.
2222 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
2223 instead of targetm.valid_pointer_mode.
2225 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
2226 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
2227 (ADDR_SPACE_KEYWORD): New macro.
2228 (c_addr_space_name): Add prototype.
2230 * c-tree.h (struct c_declspecs): Add address_space member.
2231 (declspecs_add_addrspace): Add prototype.
2233 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
2235 * c-parser.c (c_parse_init): Add assertion.
2236 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
2237 (c_lex_one_token): Handle address space keywords.
2238 (c_token_starts_typename): Likewise.
2239 (c_token_starts_declspecs): Likewise.
2240 (c_parser_declspecs): Likewise.
2241 (c_parser_postfix_expression_after_paren_type): Diagnose compound
2242 literal within function qualified with named address space.
2244 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
2245 address space qualifiers.
2246 (shadow_tag_warned): Warn about useless address space qualifiers.
2247 (quals_from_declspecs): Handle address space qualifiers.
2248 (grokdeclarator): Likewise.
2249 (build_null_declspecs): Likewise.
2250 (declspecs_add_addrspace): New function.
2252 * c-typeck.c (addr_space_superset): New function.
2253 (qualify_type): Handle named address spaces.
2254 (composite_type): Likewise.
2255 (common_pointer_type): Likewise.
2256 (comp_target_types): Likewise.
2257 (build_conditional_expr): Likewise.
2258 (handle_warn_cast_qual): Likewise.
2259 (build_c_cast): Likewise.
2260 (convert_for_assignment): Likewise.
2261 (build_binary_op): Likewise.
2262 (pointer_diff): Handle named address spaces. Use intermediate
2263 integer type of sufficient size if required.
2265 2009-10-26 Ben Elliston <bje@au.ibm.com>
2266 Michael Meissner <meissner@linux.vnet.ibm.com>
2267 Ulrich Weigand <uweigand@de.ibm.com>
2269 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
2270 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2271 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2273 * target.h (struct target_def): Add pointer_mode, address_mode,
2274 and valid_pointer_mode to addr_space substructure.
2275 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2276 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2277 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2278 (TARGET_ADDR_SPACE_HOOKS): Add them.
2279 * targhooks.c (target_default_pointer_address_modes_p): New function.
2280 * target.h (target_default_pointer_address_modes_p): Add prototype.
2281 * targhooks.c (default_addr_space_pointer_mode): New function.
2282 (default_addr_space_address_mode): Likewise.
2283 (default_addr_space_valid_pointer_mode): Likewise.
2284 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
2285 (default_addr_space_address_mode): Likewise.
2286 (default_addr_space_valid_pointer_mode): Likewise.
2287 * output.h (default_valid_pointer_mode): Move to ...
2288 * targhooks.h (default_valid_pointer_mode): ... here.
2289 * varasm.c (default_valid_pointer_mode): Move to ...
2290 * targhooks.c (default_valid_pointer_mode): ... here.
2292 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
2293 instead of targetm.valid_pointer_mode.
2295 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
2296 * tree.c (integer_pow2p): Likewise.
2297 (tree_log2): Likewise.
2298 (tree_floor_log2): Likewise.
2299 (signed_or_unsigned_type_for): Support pointer type of different size.
2300 (int_or_pointer_precision): New function.
2301 * tree.h (int_or_pointer_precision): Add prototype.
2302 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
2303 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
2304 incoming pointer type instead of POINTER_SIZE.
2306 * tree.c (build_pointer_type): Use appropriate pointer mode
2307 instead of ptr_mode.
2308 (build_reference_type): Likewise.
2309 * expr.c (store_expr): Likewise.
2310 (expand_expr_addr_expr): Likewise.
2311 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
2312 * cfgexpand.c (expand_debug_expr): Likewise.
2314 * auto-inc-dec.c: Include "target.h".
2315 (try_merge): Use appropriate address mode instead of Pmode.
2316 (find_inc): Likewise.
2317 * combine.c (find_split_point): Likewise.
2318 * cselib.c (cselib_record_sets): Likewise.
2319 * dse.c (replace_inc_dec): Likewise.
2320 (canon_address): Likewise.
2321 * var-tracking.c (replace_expr_with_values): Likewise.
2322 (count_uses): Likewise.
2323 (add_uses): Likewise.
2324 (add_stores): Likewise.
2325 * emit-rtl.c: Include "target.h".
2326 (adjust_address_1): Use appropriate address mode instead of Pmode.
2327 (offset_address): Likewise.
2328 * explow.c (break_out_memory_refs): Likewise.
2329 (memory_address_addr_space): Likewise.
2330 (promote_mode): Likewise.
2331 * expr.c (move_by_pieces): Likewise.
2332 (emit_block_move_via_loop): Likewise.
2333 (store_by_pieces): Likewise.
2334 (store_by_pieces_1): Likewise.
2335 (expand_assignment): Likewise.
2336 (store_constructor): Likewise.
2337 (expand_expr_addr_expr): Likewise.
2338 (expand_expr_real_1): Likewise.
2339 * cfgexpand.c (expand_debug_expr): Likewise.
2340 * ifcvt.c (noce_try_cmove_arith): Likewise.
2341 * regcprop.c (kill_autoinc_value): Likewise.
2342 * regmove.c (try_auto_increment): Likewise.
2343 * reload.c (find_reloads): Likewise.
2344 (find_reloads_address): Likewise.
2345 (find_reloads_address_1): Likewise.
2346 * sched-deps.c: Include "target.h".
2347 (sched_analyze_1): Use appropriate address mode instead of Pmode.
2348 (sched_analyze_2): Likewise.
2349 * sel-sched-dump.c: Include "target.h".
2350 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
2351 * stor-layout.c (layout_type): Likewise.
2352 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2353 (multiplier_allowed_in_address_p): Likewise.
2354 (get_address_cost): Likewise.
2355 * varasm.c (make_decl_rtl): Likewise.
2357 * expr.c (expand_assignment): Always convert offsets to appropriate
2359 (store_expr): Likewise.
2360 (store_constructor): Likewise.
2361 (expand_expr_real_1): Likewise.
2363 * reload.h (form_sum): Add MODE argument.
2364 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
2365 Update recursive calls.
2366 (subst_indexed_address): Update calls to form_sum.
2368 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
2369 * tree-ssa-address.c: Include "target.h".
2370 (templates): Replace by ...
2371 (mem_addr_template_list): ... this new vector.
2372 (TEMPL_IDX): Handle address space numbers.
2373 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
2374 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
2375 instead of global cache. Update call to gen_addr_rtx.
2376 (valid_mem_ref_p): Update call to addr_for_mem_ref.
2377 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
2379 * rtl.h (convert_memory_address_addr_space): Add prototype.
2380 (convert_memory_address): Define as macro.
2381 * explow.c (convert_memory_address): Rename to ...
2382 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
2383 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
2384 Update recursive calls.
2385 (memory_address_addr_space): Call convert_memory_address_addr_space.
2386 * expmed.c (make_tree): Likewise.
2387 * expr.c (expand_assignment): Likewise.
2388 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
2389 (expand_expr_addr_expr): Likewise. Also, update call.
2391 * alias.c (find_base_value): Guard pointer size optimizations.
2392 (find_base_term): Likewise.
2393 * rtlanal.c (nonzero_bits1): Likewise.
2394 (num_sign_bit_copies1): Likewise.
2395 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2397 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
2398 (emit-rtl.o): Likewise.
2399 (auto-inc-dec.o): Likewise.
2400 (sched-deps.o): Likewise.
2402 2009-10-26 Ben Elliston <bje@au.ibm.com>
2403 Michael Meissner <meissner@linux.vnet.ibm.com>
2404 Ulrich Weigand <uweigand@de.ibm.com>
2406 * doc/extend.texi (Named Address Spaces): New section.
2407 * coretypes.h (addr_space_t): New type.
2408 (ADDR_SPACE_GENERIC): New define.
2409 (ADDR_SPACE_GENERIC_P): New macro.
2411 * doc/tm.texi (Named Address Spaces): New section.
2412 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
2413 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
2414 (TARGET_ADDR_SPACE_SUBSET_P): Document.
2415 (TARGET_ADDR_SPACE_CONVERT): Document.
2416 * target.h (struct gcc_target): Add addr_space substructure.
2417 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
2418 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2419 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2420 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2421 (TARGET_ADDR_SPACE_HOOKS): Likewise.
2422 (TARGET_INITIALIZER): Initialize addr_space hooks.
2423 * targhooks.c (default_addr_space_legitimate_address_p): New function.
2424 (default_addr_space_legitimize_address): Likewise.
2425 (default_addr_space_subset_p): Likewise.
2426 (default_addr_space_convert): Likewise.
2427 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
2428 (default_addr_space_legitimize_address): Likewise.
2429 (default_addr_space_subset_p): Likewise.
2430 (default_addr_space_convert): Likewise.
2432 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
2433 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
2434 (MEM_ADDR_SPACE): New macro.
2435 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
2436 address space memory attribute.
2437 (mem_attrs_htab_hash): Handle address space memory attribute.
2438 (mem_attrs_htab_eq): Likewise.
2439 (set_mem_attributes_minus_bitpos): Likewise.
2440 (set_mem_alias_set): Likewise.
2441 (set_mem_align): Likewise.
2442 (set_mem_expr): Likewise.
2443 (set_mem_offset): Likewise.
2444 (set_mem_size): Likewise.
2445 (adjust_address_1): Likewise.
2446 (offset_address): Likewise.
2447 (widen_memoy_address): Likewise.
2448 (get_spill_slot_decl): Likewise.
2449 (set_mem_attrs_for_spill): Likewise.
2450 (set_mem_addr_space): New function.
2451 * emit-rtl.h (set_mem_addr_space): Add prototype.
2452 * print-rtl.c (print_rtx): Print address space memory attribute.
2453 * expr.c (expand_assignment): Set address space memory attribute
2454 of generated MEM RTXes as appropriate.
2455 (expand_expr_real_1): Likewise.
2456 * cfgexpand.c (expand_debug_expr): Likewise.
2457 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2459 * tree.h (struct tree_base): Add address_space bitfield. Reduce
2460 size of "spare" bitfield.
2461 (TYPE_ADDR_SPACE): New macro.
2462 (ENCODE_QUAL_ADDR_SPACE): Likewise.
2463 (DECODE_QUAL_ADDR_SPACE): Likewise.
2464 (CLEAR_QUAL_ADDR_SPACE): Likewise.
2465 (KEEP_QUAL_ADDR_SPACE): Likewise.
2466 (TYPE_QUALS): Encode type address space.
2467 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
2468 * tree.c (set_type_quals): Set type address space.
2469 (build_array_type): Inherit array address space from element type.
2470 * print-tree.c (print_node_brief): Print type address space.
2471 (print_node): Likewise.
2472 * tree-pretty-print.c (dump_generic_node): Likewise.
2474 * explow.c (memory_address): Rename to ...
2475 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
2476 Use address-space aware variants of memory address routines.
2477 * recog.c (memory_address_p): Rename to ...
2478 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2479 Use address-space aware variants of memory address routines.
2480 (offsettable_address_p): Rename to ...
2481 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
2482 Use address-space aware variants of memory address routines.
2483 * reload.c (strict_memory_address_p): Rename to ...
2484 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2485 Use address-space aware variants of memory address routines.
2486 (maybe_memory_address_p): Rename to ...
2487 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2488 Use address-space aware variants of memory address routines.
2489 * expr.h (memory_address_addr_space): Add prototype.
2490 (memory_address): Define as macro.
2491 * recog.h (memory_address_addr_space_p): Add prototype.
2492 (memory_address_p): Define as macro.
2493 (offsettable_address_addr_space_p): Add prototype.
2494 (offsettable_address_p): Define as macro.
2495 (strict_memory_address_addr_space_p): Add prototype.
2496 (strict_memory_address_p): Define as macro.
2498 * combine.c (find_split_point): Use address-space aware variants
2499 of memory address routines.
2500 * emit-rtl.c (operand_subword): Likewise.
2501 (change_address_1): Likewise.
2502 (adjust_address_1): Likewise.
2503 (offset_address): Likewise.
2504 * expr.c (emit_move_insn): Likewise.
2505 (expand_assignment): Likewise.
2506 (expand_expr_real_1): Likewise.
2507 * recog.c (verify_changes): Likewise.
2508 (general_operand): Likewise.
2509 (offsettable_memref_p): Likewise.
2510 (offsettable_nonstrict_memref_p): Likewise.
2511 (constrain_operands): Likewise.
2512 * reload.c (get_secondary_mem): Likewise.
2513 (find_reloads_toplev): Likewise.
2514 (find_reloads_address): Likewise.
2515 (find_reloads_subreg_address): Likewise.
2516 * reload1.c (reload): Likewise.
2517 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2518 * rtl.h (address_cost): Add ADDRSPACE argument.
2519 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
2520 aware variant of memory address routines.
2521 * loop-invariant.c (create_new_invariant): Update address_cost call.
2522 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
2523 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
2524 Use address-space aware variant of memory address routines.
2525 (propagate_rtx_1): Update call to should_replace_address.
2526 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
2528 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
2529 ADDRSPACE argument. Use per-address-space instead of global cache.
2530 Use address-space aware variant of memory address routines.
2531 (get_address_cost): Likewise.
2532 (get_computation_cost_at): Update calls.
2533 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
2534 Use address-space aware variant of memory address routines.
2535 (create_mem_ref_raw): Update call to valid_mem_ref_p.
2536 (most_expensive_mult_to_index): Update call to
2537 multiplier_allowed_in_address_p.
2539 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
2540 attribute to indicate named address spaces.
2542 * varasm.c (get_variable_section): DECLs in named address spaces
2545 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
2546 for addresses in a non-generic address space.
2548 * expr.c (emit_block_move_hints): Do not use libcalls for
2549 memory in non-generic address spaces.
2550 (clear_storage_hints): Likewise.
2551 (expand_assignment): Likewise.
2553 * fold-const.c (operand_equal_p): Expressions refering to different
2554 address spaces are not equivalent.
2556 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
2557 spaces are not equivalent.
2558 (rtx_equal_p): Likewise.
2559 * cse.c (exp_equiv_p): Likewise.
2560 * jump.c (rtx_renumbered_equal_p): Likewise.
2561 * reload.c (operands_match_p): Likewise.
2563 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
2564 address spaces may alias.
2565 (true_dependence): Likewise.
2566 (canon_true_dependence): Likewise.
2567 (write_dependence_p): Likewise.
2569 * dse.c (canon_address): Handle named address spaces.
2570 * ifcvt.c (noce_try_cmove_arith): Likewise.
2572 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
2573 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
2574 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
2575 to handle conversions between different address spaces.
2576 * fold-const.c (fold_convert_loc): Likewise.
2577 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
2578 * tree-pretty-print.c (dump_generic_node): Likewise.
2579 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
2580 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
2581 * tree-inline.c (estimate_operator_cost): Likewise.
2582 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
2583 to different address spaces are not useless.
2585 2009-10-26 Jakub Jelinek <jakub@redhat.com>
2588 * cfgcleanup.c (trivially_empty_bb_p): New function.
2589 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
2592 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
2593 add_name_and_src_coords_attributes, gen_namespace_die,
2594 dwarf2out_set_name): Handle dwarf2_name returning NULL.
2596 2009-10-26 Nick Clifton <nickc@redhat.com>
2598 * config.gcc: Add support for RX target.
2599 * config/rx: New directory.
2600 * config/rx/constraints.md: New file.
2601 * config/rx/predicates.md: New file.
2602 * config/rx/rx.c: New file.
2603 * config/rx/rx.h: New file.
2604 * config/rx/rx.md: New file.
2605 * config/rx/rx.opt: New file.
2606 * config/rx/rx-protos.h: New file.
2607 * config/rx/t-rx: New file.
2608 * doc/extend.texi: Document RX function attributes.
2609 * doc/invoke.texi: Document RX specific command line options.
2610 * doc/contrib.texi: Document RX contribution.
2611 * doc/md.texi: Document RX constraints.
2612 * doc/install.texi: Document RX support.
2614 2009-10-26 Michael Matz <matz@suse.de>
2616 PR tree-optimization/41783
2617 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
2618 case for simple diamonds.
2619 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
2620 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
2621 argument, use alias oracle to skip some vdefs.
2622 (phi_translate_1): Change call to above, don't allocate new
2623 value ids if they can stay the same.
2624 (compute_avail): Allow vuse walking when looking up references.
2626 2009-10-26 Richard Guenther <rguenther@suse.de>
2628 PR tree-optimization/41826
2629 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
2630 access to re-allocated vector fields.
2632 2009-10-26 Richard Guenther <rguenther@suse.de>
2634 * graphite-sese-to-poly.c (check_poly_representation): Fix
2635 compile without checking.
2637 2009-10-26 Janus Weil <janus@gcc.gnu.org>
2640 * gimple.h (tree_annotate_all_with_location): Remove prototype.
2641 * gimplify.c (tree_should_carry_location_p,
2642 tree_annotate_one_with_location,tree_annotate_all_with_location):
2643 Remove obsolete functions.
2645 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
2648 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2650 2009-10-25 Richard Guenther <rguenther@suse.de>
2652 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2653 Stream DECL_RESTRICTED_P.
2654 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2656 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2658 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
2659 a note when expanding to nothing.
2661 2009-10-25 Richard Guenther <rguenther@suse.de>
2664 * tree.c (find_decls_types_r): Deal with Java overloading
2665 BINFO_VIRTUALS for its own purpose.
2667 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
2669 * config/mips/predicates.md (hilo_operand): New predicate.
2670 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
2671 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
2672 splitter part from here ...:
2673 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
2674 op0 and op4 to match the DINS case.
2675 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2677 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2680 * avr.md (QIDI): Add new mode iterator.
2681 (sbrx_branch<mode>): Create new zero extract bit, test and jump
2682 patterns for all QI thru DI modes combinations.
2683 (sbrx_and_branch<mode>): Create new and based bit test and jump
2684 patterns for QI thru SI modes.
2685 avr.c (avr_out_sbxx_branch): Use only bit number.
2687 2009-10-24 Jan Hubicka <jh@suse.cz>
2689 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2691 (analyze_function): When analyzing noreturn nothrow call, do not
2692 compute written stats; free bitmaps of vars early if possible.
2693 (generate_summary): Only update bitmaps if computed.
2694 (propagate): Only dump bitmaps if computed.
2695 (ipa_reference_read_summary): Fix pasto.
2697 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2699 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2700 (aliasing_component_refs_p): ...this. Return true if there is no
2701 common base and the base access types have the same alias set.
2702 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2703 (indirect_refs_may_alias_p): Likewise.
2705 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2708 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2709 a C_MAYBE_CONST_EXPR.
2711 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2714 * config/rs6000/rs6000.c (struct machine_function): Add
2715 vsx_or_altivec_used_p to record if vector types are used.
2716 (rs6000_expand_to_rtl_hook): Rename from
2717 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2718 any vector operations, so if there are, we can set VRSAVE to
2719 non-zero when only floating point vector registers are used.
2720 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2721 (rs6000_check_vector_mode): Inner function to check if vector
2722 types are used in the code.
2723 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2724 vector instructions are used.
2726 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2727 Indicate that VSX registers which overlap floating point
2728 registers, can't be used across a call, since the ABI only states
2729 the scalar part of the register will be saved and restored.
2731 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2734 * alias.c (get_alias_set): Call langhook before returning 0 for
2735 types with structural equality.
2736 * c-common.c (c_common_get_alias_set): Use alias set of element
2737 type for arrays with structural comparison.
2739 2009-10-23 Richard Guenther <rguenther@suse.de>
2742 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2743 gimple_call_nothrow_p.
2745 2009-10-23 Richard Guenther <rguenther@suse.de>
2747 PR tree-optimization/41778
2748 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2749 redundancy along a path in the CFG we want to optimize for speed
2750 is going to be removed.
2751 (execute_pre): Do partial-PRE only if the function is to be
2752 optimized for speed.
2753 (gate_pre): Do not turn off all of PRE when not optimizing a
2756 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2758 * builtins.c (fold_builtin_cabs): Use validate_arg().
2759 (fold_builtin_cexp): Fix if-logic.
2760 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2762 2009-10-22 Jeff Law <law@redhat.com>
2764 * ira-lives.c (process_single_reg_class_operands): Update the
2765 hard reg costs for all the hard registers desired by the
2766 single reg class operand.
2768 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2770 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2771 for rtxes that aren't handled specially.
2773 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2775 * rtl.h (shallow_copy_rtvec): Declare.
2776 * rtl.c (shallow_copy_rtvec): New function.
2777 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2778 rtx field if the subrtx has changed.
2780 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2782 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2783 (m32c_function_value): Make static, add new 'outgoing' argument.
2784 (m32c_libcall_value): Make static, add new 'fun' argument.
2785 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2786 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2787 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2788 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2789 (m32c_function_value, m32c_libcall_value): Delete declaration.
2791 2009-10-22 Diego Novillo <dnovillo@google.com>
2793 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2795 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2797 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2800 2009-10-22 Richard Guenther <rguenther@suse.de>
2802 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2803 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2804 (lto_symtab_merge): Do not merge cgraph nodes here.
2805 (lto_symtab_resolve_can_prevail_p): Simplify.
2806 (lto_symtab_resolve_symbols): Store cgraph node.
2807 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2808 functions from the symtab.
2809 (lto_symtab_merge_cgraph_nodes_1): New function.
2810 (lto_symtab_merge_cgraph_nodes): Likewise.
2812 2009-10-22 Richard Guenther <rguenther@suse.de>
2815 * lto-streamer-out.c (lto_output_location): Stream the
2817 * lto-streamer-in.c (lto_input_location): Likewise.
2819 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2821 * cfgloopmanip.c (duplicate_subloops): Export.
2822 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2823 (transform_to_exit_first_loop): Duplicate bbs starting from
2824 header up to loop->latch instead of exit->src.
2825 Initialize control variable to the correct number of iterations.
2826 (gather_scalar_reductions): Do not register double reductions.
2827 (parallelize_loops): Dump which loop is tested.
2828 Indicate whether the parallelized loop is inner or not.
2829 Remove the innermost-loop requirement.
2830 * cfgloop.h (duplicate_subloops): Export.
2831 * tree-cfg.c (add_phi_args_after_redirect): New function.
2832 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2833 Call duplicate_subloops.
2834 Update number of iterations at the exit condition.
2835 Don't redirect nexits always to the loop exit.
2836 Redirect copied edges from latch to the loop exit.
2838 2009-10-22 Jan Hubicka <jh@suse.cz>
2840 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2842 * ipa-inline.c (cgraph_mark_inline_edge,
2843 cgraph_decide_inlining_of_small_function,
2844 cgraph_decide_inlining, inline_read_summary): Disable indirect
2845 inlining for WPA for time being.
2847 PR tree-optimize/40556
2848 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2850 2009-10-22 Richard Guenther <rguenther@suse.de>
2852 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2853 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2855 2009-10-22 Jan Hubicka <jh@suse.cz>
2858 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2860 (check_call): Handle only indirect calls.
2861 (propagate_bits): Update comment.
2862 (write_node_summary_p): Turn bogus check to assert.
2863 (ipa_reference_write_summary): Stream calls_read_all properly.
2864 (ipa_reference_read_summary): Stream in calls_read_all properly.
2865 (read_write_all_from_decl): New function.
2866 (propagate): Handle OVERWRITABLE nodes and external calls here.
2867 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2869 (analyze_function): Do not check visibility here.
2870 (add_new_function): We summary OVERWRITABLE too.
2871 (generate_summary): Stream OVERWRITABLE nodes too.
2872 (propagate): Handle external calls and OVERWRITABLE nodes here.
2873 (local_pure_const): Check visibility here.
2875 2009-10-22 Jan Hubicka <jh@suse.cz>
2877 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2878 (pass_ipa_cp): Register them.
2879 (ipcp_init_stage): Analyze all functions for whopr/lto.
2880 (ipcp_propagate_stage): Skip external calls.
2881 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2882 * ipa-reference.c (write_node_summary_p): Fix thinko about
2884 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2885 when in ltrans, skip executing of ipa passes since everything
2886 should've been done.
2887 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2888 (inline_generate_summary): Likewise.
2889 (inline_read_summary): New function.
2890 (inline_write_summary): New function.
2891 (pass_ipa_inline): Register new hooks.
2892 * ipa-prop.c: Inlcude lto-streamer.h
2893 (ipa_edge_args_vector): Update declaration.
2894 (ipa_count_arguments, ipa_compute_jump_functions,
2895 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2896 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2897 ipa_read_node_info): New static functions.
2898 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2899 (duplicate_array): Use xmalloc.
2900 (duplicate_ggc_array): New.
2901 (ipa_edge_duplication_hook): Use it.
2902 (ipa_update_after_lto_read): New function.
2903 * ipa-prop.h (ipa_prop_write_jump_functions,
2904 ipa_prop_read_jump_functions): Declare.
2905 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2906 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2907 (ipa_edge_args_vector): Move into GGC.
2908 (ipa_check_create_edge_args): Update.
2909 (ipa_update_after_lto_read): New.
2910 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2912 (ipa_read_summaries): When in ltrans, so not read summaries.
2913 * lto-streamer.c (lto_get_section_name): Add
2914 LTO_section_jump_functions.
2915 * lto-streamer.h (LTO_section_jump_functions): New section.
2916 (produce_asm): Declare.
2917 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2918 * lto-streamer-out.c (produce_asm): Export.
2919 * lto-streamer-in.c: Include tree-pass.h
2920 (input_function): Free dominance info when done.
2921 (lto_read_body): Push ipa_inline in ltrans stage.
2922 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2923 * Makefile.in (GTFILES): Add ipa-prop.h
2925 2009-10-22 Matthias Klose <doko@ubuntu.com>
2927 * doc/install.texi: Document --enable-browser-plugin.
2929 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2931 * doc/invoke.texi (fira-loop-pressure): Update default value.
2932 * opts.c (decode_options): Remove default value setting for
2933 flag_ira_loop_pressure.
2934 * config/ia64/ia64.c (ia64_override_options): Set
2935 flag_ira_loop_pressure up for -O3.
2936 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2938 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2940 PR tree-optimization/41497
2941 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2942 chrec_dont_know if the evolution function returned by follow_ssa_edge
2943 is constant in the analyzed loop and is not compatible with the
2944 initial value before the loop.
2945 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2947 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2949 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2951 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2954 * doc/invoke.texi: Document -print-multi-os-directory.
2956 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2959 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2960 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2961 when darwin_emit_unwind_label is used.
2963 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2965 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2968 2009-10-20 Richard Henderson <rth@redhat.com>
2970 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2971 before emit_post_landing_pad.
2973 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2975 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2976 Use when calling rtx_costs.
2977 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2978 global optimize_size. Pass speed to mips_binary_cost.
2980 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2982 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2985 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2987 * rtl.h (simplify_replace_fn_rtx): Declare.
2988 (wrap_constant, unwrap_constant): Delete.
2989 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2990 (expand_debug_expr): Don't call wrap_constant.
2991 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2992 (auto_adjust_pair): Fold into...
2993 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2994 Just return a new value.
2995 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2996 otherwise use simplify_replace_rtx.
2997 * cselib.c (wrap_constant): Reinstate old definition.
2998 (cselib_expand_value_rtx_1): Don't wrap constants.
2999 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
3000 simplify_replace_rtx.
3001 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
3002 * reload1.c (reload): Skip all uses for an insn before adjusting it.
3003 Use simplify_replace_rtx.
3004 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
3006 (simplify_replace_rtx): ...here. Turn into a wrapper for
3007 simplify_replace_fn_rtx.
3008 (simplify_unary_operation): Don't unwrap CONSTs.
3009 * var-tracking.c (check_wrap_constant): Delete.
3010 (vt_expand_loc_callback): Don't call it.
3011 (vt_expand_loc): Likewise.
3013 2009-10-20 Pascal Obry <obry@adacore.com>
3014 Eric Botcazou <ebotcazou@adacore.com>
3016 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
3018 2009-10-20 Michael Matz <matz@suse.de>
3020 * loop-invariant.c (create_new_invariant): Use different magic number.
3022 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
3025 * arm.c (arm_override_options): Forcibly disable hot/cold block
3028 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3031 * haifa-sched.c (try_ready): Skip debug deps updating speculation
3034 2009-10-20 Richard Guenther <rguenther@suse.de>
3036 * ggc-page.c: Include cfgloop.h.
3037 (struct max_alignment): Drop long double, add void *.
3038 (extra_order_size_table): Add low non-power-of-two multiples
3039 of MAX_ALIGNMENT. Drop small type-based entries, add
3040 tree_type, cgraph_node and loop.
3041 * alloc-pool.c (struct allocation_object_def): Drop long double
3044 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3047 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
3048 referenced just in DEBUG_INSNs.
3050 2009-10-20 Richard Guenther <rguenther@suse.de>
3053 * gimple.c (gimple_register_type): Make sure we register
3054 the types main variant first.
3056 2009-10-20 Richard Guenther <rguenther@suse.de>
3058 * gimple.c (gimple_types_compatible_p): Simplify. Move
3059 cheap checks before hashtable queries. Add checks for
3060 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
3062 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
3064 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
3065 without size or with size that can't be represented as a host integer.
3067 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3069 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
3070 the removal of a debug stmt as a significant change.
3072 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
3074 * config/s390/s390.md: Added agen condition to operand
3075 forwarding bypasses. Added bypass for early address generation
3076 use of int results. Updated comments.
3078 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
3080 * config/i386/i386.c: Remove signal.h #include.
3082 2009-10-20 Jie Zhang <jie.zhang@analog.com>
3084 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
3085 * doc/rtl.texi: Document ss_abs.
3087 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3089 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
3090 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
3091 instead of C_LEX_RAW_STRINGS.
3092 (lex_string): Handle CPP_UTF8STRING.
3093 * c-parser.c (c_parser_postfix_expression): Likewise.
3094 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
3095 (C_LEX_STRING_NO_JOIN): ... this.
3097 2009-10-19 Anatoly Sokolov <aesok@post.ru>
3099 * config/cris/cris.c (cris_function_value, cris_libcall_value,
3100 cris_function_value_regno_p): New functions.
3101 (cris_promote_function_mode): Update comment.
3102 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3103 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3104 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
3105 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
3107 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3109 * unwind-dw2.c (execute_stack_op): Fix operand order for
3110 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
3112 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
3114 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
3115 (lower_stmt) <GIMPLE_BIND>: Add comment.
3116 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
3118 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
3119 Otherwise lower it and set cannot_fallthru to true.
3120 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
3121 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
3122 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
3123 to true for a noreturn call. Do not remove statements.
3124 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
3125 Set cannot_fallthru to false on function exit.
3126 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
3127 <GIMPLE_ASSIGN>: Remove.
3129 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3131 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
3133 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3135 * config/s390/s390.c (s390_z10_optimize_cmp): Use
3136 next/prev_active_insn to skip DEBUG_INSNs as well.
3138 2009-10-19 Joseph Myers <joseph@codesourcery.com>
3140 * config/arm/arm.c (output_move_neon): Use DImode in call to
3143 2009-10-19 Matthias Klose <doko@ubuntu.com>
3146 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
3148 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3150 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
3152 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3155 * optabs.c (expand_binop): Make mode of shift count expression mode
3156 of shift count not target.
3159 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3161 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
3162 case. Force using values to replace references within the statement.
3163 (convert_local_reference_stmt): Likewise.
3165 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3167 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
3168 remove a subsequent GOTO or RETURN statement.
3170 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
3172 * config/avr.md (*movqi): Add zero as equally preferable constraint
3173 as general register.
3176 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3178 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
3180 2009-10-17 Richard Guenther <rguenther@suse.de>
3182 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
3184 2009-10-17 Richard Guenther <rguenther@suse.de>
3186 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
3187 operands in COMPONENT_REFs.
3189 2009-10-17 Anatoly Sokolov <aesok@post.ru>
3191 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
3192 if not defined. Change type of second argument to const_rtx.
3193 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
3195 * targhooks.h (default_libcall_value): Update prototype.
3196 * target.h (struct gcc_target): Change type of second argument of
3197 libcall_value to const_rtx.
3198 * config/arm/arm.c (arm_libcall_value): Change type of second argument
3200 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
3201 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
3203 2009-10-17 Jakub Jelinek <jakub@redhat.com>
3206 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
3207 * cgraphunit.c (cgraph_optimize): Call it.
3208 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
3209 (dwarf2out_assembly_start): ... here. New hook.
3210 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
3211 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
3213 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
3214 * sdbout.c (sdb_debug_hooks): Likewise.
3215 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
3216 (vmsdbgout_assembly_start): New hook.
3218 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3220 * rtl.h (RTL_LOCATION): Fix typo.
3222 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3224 * print-rtl.c (print_rtx): Print locators in asm_operands
3227 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3230 * sched-deps.c (depl_on_debug_p): New.
3231 (attach_dep_link): Reject debug deps before nondebug deps.
3232 (add_to_deps_list): Insert debug deps after nondebug deps.
3233 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
3235 (sd_add_dep): Do not reject debug deps.
3236 (add_insn_mem_dependence): Don't count debug deps.
3237 (remove_from_deps): Likewise.
3238 (sched_analyze_2): Set up mem deps on debug insns.
3239 (sched_analyze_insn): Record reg uses for deps on debug insns.
3240 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
3241 try_ready nondebug insn after debug insn.
3242 * ddg.c (create_ddg_dep_from_intra_loop_link,
3243 create_ddg_dep_no_link): Don't reject debug deps.
3245 2009-10-16 Richard Guenther <rguenther@suse.de>
3247 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
3248 (maybe_merge_incomplete_and_complete_type): Likewise.
3249 (lto_symtab_merge): Do not call them. Do not warn for
3250 complete vs. incomplete compatible types.
3251 (lto_symtab_merge_decls_2): Simplify.
3252 * gimple.c (gimple_force_type_merge): Remove.
3253 (gimple_types_compatible_p): Make it static.
3254 * gimple.h (gimple_force_type_merge): Remove.
3255 (gimple_types_compatible_p): Likewise.
3257 2009-10-16 Jakub Jelinek <jakub@redhat.com>
3259 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
3260 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
3262 2009-10-16 Richard Guenther <rguenther@suse.de>
3264 PR tree-optimization/41728
3265 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
3266 if fold_stmt did anything.
3268 2009-10-16 Richard Guenther <rguenther@suse.de>
3271 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
3272 (maybe_fixup_handled_component): New function.
3273 (input_gimple_stmt): Fixup mismatched decl replacements.
3275 2009-10-16 Richard Guenther <rguenther@suse.de>
3278 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
3279 the same as VAR_DECL.
3281 2009-10-16 Richard Guenther <rguenther@suse.de>
3283 * gimple.c (iterative_hash_gimple_type): For integer types
3284 also hash their minimum and maximum values and the string flag.
3285 For array types hash their domain and the string flag.
3287 2009-10-16 Richard Guenther <rguenther@suse.de>
3289 * gimple.c (gimple_types_compatible_p): Restrict completing
3290 types to record or unions. Simplify completion.
3291 Do not merge records or unions with different
3292 TYPE_STRUCTURAL_EQUALITY_P tag.
3293 (iterative_hash_gimple_type): Restrict non-recursing into
3294 pointer targets for records and unions.
3296 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3299 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
3300 * dwarf2out.c (mem_loc_descriptor): Don't handle
3301 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
3302 punt if it is not lowpart subreg or if inner mode isn't
3305 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3307 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
3308 investigating previous or next insns.
3310 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
3312 * tree-sra.c (build_ref_for_offset_1): Update comment.
3314 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
3316 * config/s390/s390.md (atype): Added missing values.
3318 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3321 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
3322 (casesi64p): Update pattern to reflect above.
3324 2009-10-15 Steve Ellcey <sje@cup.hp.com>
3326 PR rtl-optimization/41697
3327 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
3329 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3332 * config/rs6000/predicates.md: Update copyright year.
3333 * config/rs6000/altivec.md: Ditto.
3335 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
3336 (MD_INCLUDES): Add a2.md.
3338 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
3339 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
3340 (builtin_classify): New static vector to classify various builtins
3341 to get the tree attributes correct.
3342 (def_builtin): Set the attributes of builtins based on what the
3343 builtin does (i.e. memory operation, floating point, saturation
3344 need special attributes, others are pure functions).
3346 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
3348 (enum rs6000_builtins): Include rs6000-builtin.def to define the
3349 builtins. Change the end marker to MAX_RS6000_BUILTINS from
3350 RS6000_BUILTIN_COUNT.
3351 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
3352 MAX_RS6000_BUILTINS.
3354 * config/rs6000/rs6000-builtin.def: New file that combines the
3355 builtin enumeration name and attributes.
3357 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
3359 * config/i386/linux.h (ASM_SPEC): Add --32.
3361 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3363 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
3364 and DW_TAG_template_alias.
3365 (dwarf_attr_name): Handle DW_AT_main_subprogram,
3366 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
3367 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
3368 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
3369 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
3370 and DW_AT_GNU_odr_signature.
3371 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
3372 DW_FORM_flag_present and DW_FORM_ref_sig8.
3373 (output_signature): Only print name on the first byte.
3374 (output_die): Likewise for dw_val_class_data8.
3376 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
3378 * doc/invoke.texi: Clarify that most optimizations are not enabled
3381 2009-10-15 Richard Guenther <rguenther@suse.de>
3384 * gimple.c (compare_type_names_p): Handle anonymous names
3385 differently based on new mode argument.
3386 (gimple_types_compatible_p): For structs also compare the tags.
3387 (iterative_hash_type_name): Rename to ...
3388 (iterative_hash_name): ... this. Hash all names.
3389 (iterative_hash_gimple_type): Fix hashing the struct tag of
3390 pointer targets. Hash field decl names.
3392 2009-10-15 Richard Guenther <rguenther@suse.de>
3395 * gimple.c (gimple_get_alias_set): Avoid recursing on
3396 invalid type topology.
3398 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3400 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
3402 2009-10-15 Richard Guenther <rguenther@suse.de>
3404 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
3406 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3408 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
3409 add --with-tune{,-32,-64} configured default for -mtune if explicit
3412 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
3414 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
3416 2009-10-14 DJ Delorie <dj@redhat.com>
3418 * config/h8300/h8300.c (F): New.
3420 (h8300_emit_stack_adjustment): Call them.
3422 (h8300_push_pop): Likewise.
3423 (h8300_expand_prologue): Likewise.
3424 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
3425 (MUST_USE_SJLJ_EXCEPTIONS): Define.
3426 (INCOMING_RETURN_ADDR_RTX): Define.
3427 (INCOMING_FRAME_SP_OFFSET): Define.
3428 (DWARF_CIE_DATA_ALIGNMENT): Define.
3430 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3432 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
3433 fields in builtin structs.
3434 (finalize_record_size): Likewise.
3436 2009-10-14 Richard Guenther <rguenther@suse.de>
3438 * gimple.c (gtc_ob): New global.
3439 (struct type_pair_d): Replace pointers with type UIDs.
3440 (type_pair_hash): Adjust.
3441 (type_pair_eq): Likewise.
3442 (lookup_type_pair): Likewise. Allocate from an obstack.
3443 (gimple_force_type_merge): Adjust.
3444 (gimple_types_compatible_p): Likewise.
3445 (free_gimple_type_tables): Free the obstack.
3447 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3449 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
3450 stmts setting DEBUG_EXPR_DECLs.
3452 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
3453 Don't crash if mode1 is VOIDmode.
3455 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
3457 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
3458 * params.h (IRA_LOOP_RESERVED_REGS): New.
3459 * tree-pass.h (pass_subregs_of_mode_init,
3460 pass_subregs_of_mode_finish): Remove.
3461 * passes.c (pass_subregs_of_mode_init,
3462 pass_subregs_of_mode_finish): Remove.
3463 (pass_reginfo_init): Move before loop optimizations.
3464 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
3465 * common.opt (fira-loop-pressure): New.
3466 * toplev.h (flag_ira_loop_pressure): New.
3467 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
3468 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
3469 Make external and void type functions.
3470 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
3471 pass_subregs_of_mode_finish): Remove.
3472 * ira-costs.c (init_costs): Call init_subregs_of_mode.
3473 * regmove.c: Include ira.h.
3474 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
3475 register pressure calculation in loops.
3476 * loop-invariant.c: Include REGS_H and ira.h.
3477 (struct loop_data): New members max_reg_pressure, regs_ref, and
3479 (struct invariant): New member orig_regno.
3480 (curr_loop): New variable.
3481 (find_exits): Initialize regs_ref and regs_live.
3482 (create_new_invariant): Initialize orig_regno.
3483 (get_cover_class_and_nregs): New.
3484 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
3485 array. Add code for flag_ira_loop_pressure.
3486 (gain_for_invariant): Make new_regs an array. Add code for
3487 flag_ira_loop_pressure.
3488 (best_gain_for_invariant): Ditto.
3489 (set_move_mark): New parameter gain. Use it for debugging output.
3490 (find_invariants_to_move): Make regs_needed and new_regs an array.
3491 Add code for flag_ira_loop_pressure.
3492 (move_invariant_reg): Set up orig_regno.
3493 (move_invariants): Set up reg classes for pseudos for
3494 flag_ira_loop_pressure.
3495 (free_loop_data): Clear regs_ref and regs_live.
3496 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
3497 get_regno_cover_class, change_pressure, mark_regno_live,
3498 mark_regno_death, mark_reg_store, mark_reg_clobber,
3499 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
3500 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
3501 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
3502 register pressure calculation in loops if new regs were added.
3503 Call finish_subregs_of_mode.
3504 * opts.c (decode_options): Set up flag_ira_loop_pressure.
3505 * Makefile.in (loop-invariant.o): Add ira.h.
3507 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
3509 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
3511 2009-10-14 Richard Guenther <rguenther@suse.de>
3513 * lto-symtab.c (lto_symtab_compatible): Fold in ...
3514 (lto_symtab_merge): ... here. Rewrite both to take the
3515 prevailing and a to-be-merged entry and to queue diagnostics properly.
3516 (lto_symtab_resolve_replaceable_p): New predicate for
3518 (lto_symtab_resolve_can_prevail_p): Likewise.
3519 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
3520 handles merging commons by choosing the largest decl. Fold
3521 in code that gives ODR errors.
3522 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
3524 (lto_symtab_merge_decls_1): Re-structure. Deal with the
3525 case of no prevailing decl here. Diagnose mismatches
3526 in object types here. Drop all but the prevailing decls.
3527 (lto_symtab_prevailing_decl): Return the single prevailing decl.
3528 * lto-streamer-in.c (lto_input_tree_ref): Deal with
3529 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
3531 2009-10-14 Richard Guenther <rguenther@suse.de>
3534 * lto-streamer-in.c (input_bb): Replace debug stmts with
3535 nops instead of dropping them.
3537 2009-10-14 Nick Clifton <nickc@redhat.com>
3539 * gcc/doc/extended.texi: Replace the dash character with @minus{}
3540 in situations where it is being used as a minus symbol.
3541 * gcc/doc/tm.texi: Likewise.
3542 * gcc/doc/md.texi: Likewise.
3544 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3546 PR preprocessor/41543
3547 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
3548 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
3549 * tree.c: Include intl.h.
3550 (expand_location): Handle BUILTINS_LOCATION.
3551 * Makefile.in (tree.o): Depend on intl.h.
3554 * dwarf2out.c (dwarf2out_var_location): Always clear
3555 last_postcall_label when changing last_label.
3557 2009-10-14 Pascal Obry <obry@adacore.com>
3559 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
3560 (process_command): Handle -E as done with -c and -S. Do not add
3561 the target executable suffix to the output file when -E is used.
3562 (main): Adjust error message accordingly.
3564 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
3570 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
3572 (tree_code_size): Likewise.
3574 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3576 * builtins.c (fold_builtin_1): Support complex "arc" functions.
3577 * real.h (HAVE_mpc_arc): Define.
3579 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
3581 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
3582 (struct builtin_description): Add fndecl field.
3583 (bdesc): Remove const qualifier. Update initializer.
3584 (sh_media_init_builtins): Remove const qualifier for d. Record
3585 the result of add_builtin_function to the fndecl field.
3586 (sh_builtin_decl): New.
3587 (sh_media_builtin_decl): New.
3589 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
3592 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
3593 requests between special registers.
3595 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
3597 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
3599 2009-10-13 Richard Henderson <rth@redhat.com>
3601 PR tree-optimization/41377
3602 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
3603 (cleanup_empty_eh_merge_phis): New change_region parameter;
3604 pass it on to redirect_eh_edge_1. Update callers.
3605 (cleanup_empty_eh_unsplit): Don't require an existing EH label
3606 at the destination block.
3608 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
3610 * passes.c (register_pass): Replaced gcc_unreachable by
3611 fatal_error on failure. Mentions plugins in comments & messages.
3613 2009-10-13 Jakub Jelinek <jakub@redhat.com>
3616 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
3617 * sched-vis.c (print_value): Use it.
3618 * cselib.c (cselib_hash_rtx): Likewise.
3619 * print-rtl.c (print_rtx): Likewise.
3620 * cfgexpand.c (expand_debug_rtx): Likewise.
3621 * var-tracking.c (vt_expand_loc_callback): Likewise.
3623 2009-10-13 Richard Guenther <rguenther@suse.de>
3626 * opts.c (handle_option): Split out code to handle setting
3627 the options flag var ...
3628 (set_option): ... here.
3629 * opts.h (set_option): Declare.
3630 * lto-opts.c (register_user_option_p): Include -fexceptions
3631 and all position independent code variants.
3632 (handle_common_option): Remove.
3633 (lto_reissue_options): Use set_option.
3635 2009-10-13 Martin Jambor <mjambor@suse.cz>
3637 PR tree-optimization/41661
3638 * ipa-prop.c (compute_complex_pass_through): Allow only operations
3639 that are tcc_comparisons or do not change the type in any
3641 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
3642 folding tcc_comparison operations.
3644 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3646 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
3649 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3655 * tree.def (DEBUG_EXPR_DECL): New.
3656 * rtl.def (DEBUG_EXPR): New.
3657 * gengtype.c (adjust_field_rtx_def): Handle it.
3658 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
3659 (insert_debug_temp_for_var_def): ... this. Drop support for
3660 moving. Take iterator for def stmt; insert debug stmt before it.
3661 Scan early for use count and kind in debug stmts.
3662 (propagate_defs_into_debug_stmts): Rename to...
3663 (insert_debug_temps_for_defs): ... this. Likewise.
3664 * tree.h (DEBUG_TEMP_UID): New.
3665 * tree.c (next_debug_decl_uid): New.
3666 (make_node_stat): Count debug decls separately.
3667 (copy_node_stat): Likewise.
3668 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
3669 * var-tracking.c (dv_is_decl_p): Recognize it.
3670 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
3671 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
3672 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
3673 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
3674 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
3675 (cselib_hash_rtx): Likewise.
3676 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
3677 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
3679 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
3680 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
3681 * rtl.c (copy_rtx): Likewise.
3682 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3683 * print-rtl.c (print_rtx): Likewise.
3684 * sched-vis.c (print_value): Likewise.
3685 (print_insn): Handle DEBUG_EXPR_DECL.
3686 * tree-dump.c (dequeue_and_dump): Likewise.
3687 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3688 * gimple-iterator (gsi_replace): Check for same lhs.
3689 (gsi_remove): Insert debug temps.
3690 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3691 (move_computations_stmt): Drop explicit propagation into debug stmts.
3692 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3693 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3694 * tree-ssa-sink.c (statement_sink_location): Likewise.
3695 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3696 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3697 * tree-flow.h: Likewise.
3698 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3699 debug temps without values.
3700 (eliminate_unnecessary_stmts): Don't discard just-inserted
3703 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3706 * config/cris/cris.md (andu): Check that operand 1 is one of the
3707 general registers. Fix typo in head comment.
3709 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3711 * config/i386/i386.md (vswapmov): New.
3712 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3713 (ix86_function_ms_hook_prologue): New.
3714 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3715 * configure.ac: Test for swap suffix support in as.
3716 * configure: Rebuild.
3718 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3721 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3722 paradoxical subregs to prevent partial register stalls if the inner
3723 mode is integer mode.
3725 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3727 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3729 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3732 * gcc/dwarf2out.c (template_parameter_pack_die,
3733 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3735 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3738 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3740 (maybe_register_def): Likewise. Take stmt iterator.
3741 (rewrite_update_stmt): Take stmt iterator and pass it on.
3742 (rewrite_update_enter_block): Pass stmt iterator.
3744 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3746 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3747 (spu_builtin_decl): New function.
3749 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3751 * config/i386/i386.md (SWIM): New mode iterator.
3752 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3753 using SWIM mode iterator.
3754 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3755 patterns using SWI48 mode iterator.
3756 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3757 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3758 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3759 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3760 patterns using SWI248 mode iterator.
3761 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3762 gen_x86_movdicc_0_m1_rex64 for renamed function
3764 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3765 Eric Botcazou <ebotcazou@adacore.com>
3768 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3769 * config/sparc/sol2-unwind.h: New file.
3771 2009-10-11 Olivier Hainque <hainque@adacore.com>
3772 Eric Botcazou <ebotcazou@adacore.com>
3775 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3776 * config/i386/sol2-unwind.h: New file.
3778 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3781 * config/i386/i386.md (addsi_1_zext): Get the proper second
3784 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3786 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3787 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3790 2009-10-11 Richard Guenther <rguenther@suse.de>
3792 * gimple.c (iterative_hash_type_name): Do not handle special
3795 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3797 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3798 (*setcc_si_1_and): Ditto.
3799 (*setcc_si_1_movzbl): Ditto.
3800 (*setcc_<mode>_2): Ditto.
3801 (*setcc_qi): Rename from *setcc_1.
3802 (*setcc_qi_slp): Rename from *setcc_2.
3804 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3805 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3807 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3808 "if" condition, there is already assert with reload_completed present.
3810 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3812 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3814 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3816 * doc/install.texi (Final install): Refer to
3817 http://gcc.gnu.org/bugs/ for bug reporting.
3819 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3821 * configure.ac: Add test for dci instruction.
3822 * configure: Regenerate.
3823 * config.in: Likewise.
3824 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3825 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3826 (-mmulhw): Add 476 to description.
3827 (-mdlmzb): Likewise.
3828 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3829 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3830 (processor_target_table): Add 476 and 476fp entries.
3831 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3832 (rs6000_issue_rate): Add CPU_PPC476.
3833 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3834 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3835 (processor_type): Add PROCESSOR_PPC476.
3836 (EXTRA_SPECS): Add asm_cpu_476 string.
3837 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3838 (define_attr "cpu"): Add ppc476.
3840 Update comments for 476.
3841 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3842 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3843 Update copyright year.
3844 * config/rs6000/476.md: New file.
3845 * config/rs6000/40x.md: Add description for "isel" attribute.
3846 Update copyright year.
3847 * config/rs6000/440.md: Likewise.
3848 * config/rs6000/603.md: Likewise.
3849 * config/rs6000/6xx.md: Likewise.
3850 * config/rs6000/7450.md: Likewise.
3851 * config/rs6000/7xx.md: Likewise.
3852 * config/rs6000/8540.md: Likewise.
3853 * config/rs6000/cell.md: Likewise.
3854 * config/rs6000/e300c2c3.md: Likewise.
3855 * config/rs6000/e500mc.md: Likewise.
3856 * config/rs6000/mpc.md: Likewise.
3857 * config/rs6000/power4.md: Likewise.
3858 * config/rs6000/power5.md: Likewise.
3859 * config/rs6000/power6.md: Likewise.
3860 * config/rs6000/power7.md: Likewise.
3861 * config/rs6000/rios1.md: Likewise.
3862 * config/rs6000/rios2.md: Likewise.
3863 * config/rs6000/rs64.md: Likewise.
3865 2009-10-10 Richard Guenther <rguenther@suse.de>
3867 PR tree-optimization/41654
3868 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3869 a cond expr before calling gimple_cond_set_condition_from_tree.
3870 (ifcombine_iforif): Likewise.
3872 2009-10-09 Ian Lance Taylor <iant@google.com>
3874 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3875 * configure: Rebuild.
3877 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3879 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3882 2009-10-09 Richard Guenther <rguenther@suse.de>
3885 * target-def.h (TARGET_BUILTIN_DECL): Define.
3886 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3887 * target.h (struct gcc_target): Add builtin_decl target hook.
3888 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3889 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3891 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3892 not gcc_unreachable.
3893 (lto_output_builtin_tree): Sorry if the target does not support
3894 streaming target builtins.
3895 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3896 (rs6000_builtin_decl): New function.
3897 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3898 (ix86_builtin_decl): New function.
3900 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3902 PR preprocessor/41445
3903 * c-ppoutput.c (do_line_change): New function.
3904 (cb_line_change): Use it.
3905 (scan_translation_unit): Call do_line_change if
3906 avoid_paste or PREV_WHITE and token location is on a different line
3907 than print.src_line.
3910 * dwarf2out.c (dwarf2out_init): Test whether
3911 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3914 PR rtl-optimization/41646
3915 * calls.c (expand_call): For BLKmode types returned in registers
3916 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3919 2009-10-09 Richard Guenther <rguenther@suse.de>
3921 PR tree-optimization/41634
3922 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3923 we remove the correct elements.
3924 (optimize_stmt): Make sure to update stmt operands before
3925 optimizing redundancies.
3927 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3929 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3931 2009-10-09 Richard Guenther <rguenther@suse.de>
3934 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3936 (lto_wrapper_exit): New function.
3938 (fatal_perror): Likewise.
3939 (fork_execute): Use global args_name, do not free it.
3940 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3941 * lto-streamer.h: Remove duplicate prototypes.
3943 2009-10-09 Richard Guenther <rguenther@suse.de>
3945 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3946 before calling stmt_can_throw_external.
3948 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3950 PR tree-optimization/40071
3951 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3952 pointer if the original data reference doesn't conflict with the
3953 created vector data reference. Fix long line.
3955 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3957 * config/i386/i386.md (any_div): New code iterator.
3958 (u): Handle div and udiv.
3960 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3962 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3963 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3964 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3965 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3967 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3969 * gcc.c (main): Remove trailing "." from diagnostics.
3971 2009-10-08 Cary Coutant <ccoutant@google.com>
3973 Add support for debugging with ICF (Identical Code Folding).
3974 * calls.c (debug.h): New #include.
3975 (emit_call_1): Call virtual_call_token debug hook.
3976 * common.opt (-fenable-icf-debug): New option.
3977 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3978 locations in the source).
3979 (poc_label_num): New variable.
3980 (dcall_entry, vcall_entry): New typedefs.
3981 (dcall_table, vcall_table): New variables.
3982 (struct vcall_insn): New type.
3983 (vcall_insn_table): New variable.
3984 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3985 (size_of_dcall_table): New function.
3986 (output_dcall_table): New function.
3987 (size_of_vcall_table): New function.
3988 (output_vcall_table): New function.
3989 (dwarf2out_direct_call): New function.
3990 (vcall_insn_table_hash): New function.
3991 (vcall_insn_table_eq): New function.
3992 (dwarf2out_virtual_call_token): New function.
3993 (dwarf2out_virtual_call): New function.
3994 (dwarf2out_init): Allocate new tables and sections.
3995 (prune_unused_types): Mark DIEs referenced from direct call table.
3996 (dwarf2out_finish): Output direct and virtual call tables.
3997 * final.c (final_scan_insn): Call direct_call and virtual_call
3999 * debug.h (struct gcc_debug_hooks): Add direct_call,
4000 virtual_call_token, virtual_call hooks.
4001 (debug_nothing_uid): New function.
4002 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
4003 (debug_nothing_uid): New function.
4004 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
4005 (xcoff_debug_hooks): Likewise.
4006 * sdbout.c (sdb_debug_hooks): Likewise.
4007 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4008 * doc/invoke.texi (-fenable-icf-debug): New option.
4010 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
4013 * regmove.c (regmove_backward_pass): Replace src with dst in the
4014 debug insn, and check for dst before rather than after.
4016 2009-10-08 Janis Johnson <janis187@us.ibm.com>
4018 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
4019 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
4021 2009-10-08 Jan Hubicka <jh@suse.cz>
4024 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
4025 do not mark cgraph nodes as needed.
4026 (record_references_in_initializer): Add new only_vars parameter.
4027 * cgraph.h (record_references_in_initializer): New parameter.
4028 * varasm.c (assemble_variable): Update call.
4029 * varpool.c (varpool_analyze_pending_decls): Always look for
4032 2009-10-08 Anatoly Sokolov <aesok@post.ru>
4034 * config/avr/avr.c (last_insn_address) Remove variable.
4035 (expand_prologue): Don't initialise last_insn_address variable.
4036 (final_prescan_insn): Don't output insn size.
4037 * config/avr/avr.opt (msize): Remove switch.
4038 * doc/invoke.texi (AVR Options): Remove documentation of -msize
4041 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
4043 * combine.c (label_tick_ebb_start): Fix comment.
4044 (combine_instructions): Set label_tick and label_tick_ebb_start before
4045 calling setup_incoming_promotions. Start them from 1. Increment
4046 label_tick instead of deriving it from the BB index. Rather than
4047 comparing ticks use the block from the previous iteration to decide
4048 whether to start a new EBB. Remove empty lines before function.
4050 2009-10-08 Michael Matz <matz@suse.de>
4053 * builtins.c (fold_builtin_isascii): Use fold_build2.
4054 (fold_builtin_isdigit): Ditto.
4055 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
4056 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
4057 remove_useless_stmts_cond, remove_useless_stmts_tf,
4058 remove_useless_stmts_tc, remove_useless_stmts_bind,
4059 remove_useless_stmts_goto, remove_useless_stmts_label,
4060 remove_useless_stmts_1, remove_useless_stmts,
4061 pass_remove_useless_stmts): Remove.
4062 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
4063 * passes.c (init_optimization_passes): Don't add
4064 pass_remove_useless_stmts.
4065 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
4066 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
4068 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
4069 for static constants.
4070 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
4071 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
4073 2009-10-08 Richard Guenther <rguenther@suse.de>
4075 * gimple.c (free_gimple_type_tables): New function.
4076 * gimple.h (free_gimple_type_tables): Declare.
4078 2009-10-07 Mark Heffernan <meheff@google.com>
4080 * ipa-prop.c (ipa_print_node_params) Only print
4081 names of named arguments.
4083 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
4085 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
4086 being statically linked.
4088 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4090 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
4092 2009-10-08 Jan Hubicka <jh@suse.cz>
4095 * ipa.c (cgraph_externally_visible_p,
4096 function_and_variable_visibility,
4097 whole_program_function_and_variable_visibility): Skip non-finalized
4100 2009-10-08 Nick Clifton <nickc@redhat.com>
4102 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
4105 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
4108 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
4110 2009-10-07 Joseph Myers <joseph@codesourcery.com>
4113 * c-common.c (c_fully_fold_internal): Strip nops from the result
4114 of recursive calls to c_fully_fold_internal.
4115 (c_wrap_maybe_const): New.
4116 (c_save_expr): Use c_wrap_maybe_const.
4117 * c-common.h (c_wrap_maybe_const): Declare.
4118 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
4119 build_binary_op): Use c_wrap_maybe_const.
4121 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4123 * real.c: Fix comment to reflect actual exponent size.
4125 2009-10-08 Ben Elliston <bje@au.ibm.com>
4127 * config/rs6000/a2.md: Add FSF comment header.
4129 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
4131 * config/i386/i386.md (any_extend): New code iterator.
4132 (u, s): New code attributes.
4134 (DWIH): Rewrite as code iterator for SI and DI modes.
4135 (DWI): Rewrite as mode attribute.
4136 (dwi): New mode attribute.
4137 (di): Depend on SI mode and DI mode.
4138 (doubleint_general_operand): Remove mode attribute.
4140 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
4143 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
4144 (*sub<mode>3_doubleword): Ditto.
4146 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
4147 using SWIM248 mode iterator.
4148 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
4149 using SWI48 mode iterator.
4150 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
4151 patterns using DWIH mode iterator and any_extend code iterator.
4152 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
4153 using any_extend code iterator.
4154 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
4155 patterns using DWIH mode iterator and any_extend code iterator.
4156 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
4157 using any_extend code iterator.
4158 (<s>mul<mode>3_highpart): Macroize expander from
4159 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
4160 and any_extend code iterator.
4161 (*<s>muldi3_highpart_1): Macroize insn from
4162 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
4163 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
4164 patterns using any_extend code iterator.
4165 (*<s>mulsi3_highpart_zext): Macroize insn from
4166 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
4168 2009-10-07 Jakub Jelinek <jakub@redhat.com>
4170 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
4171 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
4172 refering to a DIE with DW_AT_const_value.
4174 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
4177 * ira-lives.c (check_and_make_def_conflict): Process all operands.
4179 2009-10-06 Jan Hubicka <jh@suse.cz>
4181 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
4184 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4186 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
4187 *lea_2_rex64): Move before *add<mode>_1 pattern.
4189 2009-10-07 Jan Hubicka <jh@suse.cz>
4191 * collect2.c (main): Add -fno-whole-program.
4192 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
4194 2009-10-07 Jan Hubicka <jh@suse.cz>
4196 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
4197 has no address taken.
4198 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
4200 (cgraph_clone_node): Clear externally_visible flag for clones.
4201 * cgraph.h (cgraph_only_called_directly_p,
4202 cgraph_can_remove_if_no_direct_calls_p): New predicates.
4203 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
4204 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
4205 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
4206 ipcp_insert_stage): Likwise.
4207 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
4208 externally_visible flag.
4209 (verify_cgraph_node): Verify that inline clones look right.
4210 (process_function_and_variable_attributes): Do not set
4211 externally_visible flags.
4212 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
4214 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
4216 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
4217 clear externally_visible when turning into inline clones
4218 (cgraph_mark_inline_edge): Use new predicates.
4219 (cgraph_estimate_growth): Likewise.
4220 (cgraph_decide_inlining): Likewise.
4221 * ipa.c (cgraph_postorder): Likewise.
4222 (cgraph_remove_unreachable_nodes): Likewise; sanity check
4223 that inline clones are not needed.
4224 (cgraph_externally_visible_p): New predicate.
4225 (function_and_variable_visibility): Add whole_program parameter;
4226 always set externally_visible flag; handle COMDAT function
4228 (local_function_and_variable_visibility): New function.
4229 (gate_whole_program_function_and_variable_visibility): New function.
4230 (whole_program_function_and_variable_visibility): New function.
4231 (pass_ipa_whole_program_visibility): New function.
4232 * passes.c (init_optimization_passes): Add whole program visibility
4234 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
4235 not care about needed/reachable flags.
4236 * varpool.c: Include flags.h
4237 (decide_is_variable_needed): When doing LTO assume whole-program mode.
4238 (varpool_finalize_decl): When we are in LTO read-back, all variables
4240 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
4242 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4244 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
4247 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4249 * config.gcc: Don't include the makefile fragments intended for
4251 * config/s390/fixdfdi.h: File removed.
4252 * config/s390/libgcc-glibc.ver: File removed.
4253 * config/s390/s390.h: Remove the fixdfdi.h hack.
4254 * config/s390/t-crtstuff: File moved to libgcc dir.
4255 * config/s390/t-linux: Likewise.
4256 * config/s390/t-tpf: libgcc specific parts removed.
4257 * config/s390/t-linux64: Likewise.
4259 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4261 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
4262 (lto-compress.o): Likewise.
4264 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
4267 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
4268 dllexport to class members here.
4269 (i386_pe_determine_dllimport_p): Only check static class data for
4271 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
4272 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
4273 functions for vague linkage.
4274 (i386_pe_type_dllexport_p): Fix formatting.
4275 (maybe_add_dllexport) New function.
4276 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
4279 2009-10-07 Ben Elliston <bje@au.ibm.com>
4281 * config/rs6000/a2.md: Remove duplicated lines.
4283 2009-10-07 Ben Elliston <bje@au.ibm.com>
4285 * config.gcc (powerpc*-*-*): Handle a2.
4286 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
4287 * config/rs6000/a2.md: New file.
4288 * config/rs6000/rs6000.opt (mno-update): New.
4289 (mupdate): Return to using a mask, not a var.
4290 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
4291 (enum processor_type): Add PROCESSOR_PPCA2.
4292 * config/rs6000/rs6000.c (ppca2_cost): New costs.
4293 (rs6000_override_options): Add "a2" to processor_target_table.
4294 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
4295 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
4297 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4299 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4300 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
4301 reference to nonexistent gen_truncxfxf2 function.
4303 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4305 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
4306 (DWIH, g, di, doubleint_general_operand): New mode attributes.
4307 (general_operand): Handle TI mode.
4308 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
4309 using SDWIM mode iterator.
4310 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
4311 pattern from *add{di,ti}3_1 patterns and corresponding splitters
4312 using DWI mode iterator.
4313 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
4314 patterns using SWI mode iterator.
4315 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
4316 using SWI48 mode iterator.
4317 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
4318 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
4319 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
4320 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
4321 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
4322 using SDWIM mode iterator.
4323 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
4324 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
4325 using DWI mode iterator.
4326 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
4327 patterns using SWI mode iterator.
4328 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
4329 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
4330 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
4331 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
4332 patterns using plusminus code iterator.
4333 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
4334 sub<mode>3 patterns using plusminus code iterator.
4335 * config/i386/i386.c (override_options): Update the call to
4336 gen_subdi_carry_rex64 for renamed function.
4337 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
4338 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
4339 calls to instruction expanders.
4341 2009-10-06 Martin Jambor <mjambor@suse.cz>
4344 * opts.c (decode_options): Run IPA-SRA at -O2.
4346 2009-10-06 Richard Guenther <rguenther@suse.de>
4348 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
4350 2009-10-06 Tobias Burnus <burnus@net-b.de>
4353 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
4354 -flto and -fwhole-program flags can be combined.
4356 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
4359 * gcc.c (process_command): Check that -o argument was specified.
4361 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4363 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
4365 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4367 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
4368 * doc/invoke.texi (Warning Options): Annotate allowed languages
4369 for -Wunsuffixed-float-constants.
4371 2009-10-05 Jakub Jelinek <jakub@redhat.com>
4373 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
4374 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
4375 same name and isn't the main variant.
4378 * dwarf2out.c (loc_by_reference): Removed.
4379 (dw_loc_list_1): New function.
4380 (dw_loc_list): Remove toplev argument, add want_address argument.
4381 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
4382 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
4383 want_address == 2 to dw_loc_list. For successful dw_loc_list
4384 set have_address to 1 only if want_address is not 0.
4386 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4388 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
4389 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
4390 a code block followed by two pointers.
4391 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
4392 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
4393 (MIPS_MOVE): Likewise.
4394 (MIPS_LUI): Likewise.
4395 (MIPS_JR): Likewise.
4396 (MIPS_BAL): Likewise.
4397 (MIPS_NOP): Likewise.
4398 (mips_asm_trampoline_template): Delete.
4399 (mips_trampoline_code_size): New function.
4400 (mips_trampoline_init): Add shorter sequences for all cases
4401 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
4402 Calculate the opcodes directly, rather than copying from a template.
4403 Only flush the code part of the trampoline.
4404 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
4406 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4408 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
4409 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
4410 (INCOMING_RETURN_ADDR_RTX): Likewise.
4411 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
4413 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
4414 with RETURN_ADDR_REGNUM.
4415 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
4416 * config/mips/mips.c (mips16_build_call_stub): Replace
4417 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
4418 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
4419 (mips_print_operand_punctuation): Likewise.
4420 (mips_frame_set): Likewise.
4421 (mips16e_output_save_restore): Likewise.
4422 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4423 (mips_save_reg_p): Likewise.
4424 (mips_return_addr): Likewise.
4425 (mips_set_return_address): Likewise.
4426 (mips_direct_save_slot_move_p): Likewise.
4427 (mips_output_function_prologue): Likewise.
4428 (mips_restore_reg): Likewise.
4429 (mips_expand_epilogue): Likewise.
4430 (mips_epilogue_uses): Likewise.
4431 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
4432 (*mov<mode>_ra): Use it instead of a hard-coded 31.
4433 (clear_hazard_<mode>): Likewise.
4434 (call_internal): Likewise.
4435 (call_internal_direct): Likewise.
4436 (call_direct_split): Likewise.
4437 (call_value_internal): Likewise.
4438 (call_value_split): Likewise.
4439 (call_value_internal_direct): Likewise.
4440 (call_value_direct_split): Likewise.
4441 (call_value_multiple_internal): Likewise.
4442 (call_value_multiple_split): Likewise.
4444 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
4445 Jakub Jelinek <jakub@redhat.com>
4447 PR rtl-optimization/41511
4448 * combine.c (record_value_for_reg): Pass explicit values as argument
4449 to get_last_value_validate.
4450 (get_last_value_validate): Document INSN parameter.
4451 For non-readonly MEMs, assume they might have been modified if INSN
4452 was in another basic block.
4453 (get_last_value): Minor reformatting.
4455 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4458 * final.c (asm_str_count): Split out from asm_insn_count.
4459 * rtl.h (asm_str_count): New prototype.
4460 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
4463 2009-10-05 Sriraman Tallam <tmsriram@google.com>
4465 * doc/plugins.texi: Change plugin_pass to register_pass_info.
4467 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
4468 Rafael Espindola <espindola@google.com>
4470 * gengtype.c (write_types): Moved call to write_func_for_structure
4471 into seperate loops.
4473 2009-10-05 Richard Guenther <rguenther@suse.de>
4476 * lto-cgraph.c (output_cgraph): Output toplevel asms.
4477 (input_cgraph_1): Input toplevel asms.
4479 2009-10-05 Richard Guenther <rguenther@suse.de>
4482 * lto-symtab.c (lto_compatible_attributes_p): Remove.
4483 (external_aggregate_decl_p): Likewise.
4484 (lto_symtab_compatible): Re-structure. Remove dead code.
4485 For variables ignore toplevel qualifiers when comparing types.
4486 Issue warnings, not errors for mismatched user-alignment.
4488 2009-10-05 Richard Guenther <rguenther@suse.de>
4492 * lto-symtab.c (struct lto_symtab_base_def): Remove.
4493 (struct lto_symtab_identifier_def): Likewise.
4494 (struct lto_symtab_decl_def): Likewise.
4495 (struct lto_symtab_entry_def): New.
4496 (lto_symtab_identifier_t): Rename to ...
4497 (lto_symtab_entry_t): ... this.
4498 (lto_symtab_decls): Remove.
4499 (lto_symtab_base_hash): Rename to ...
4500 (lto_symtab_entry_hash): ... this.
4501 (lto_symtab_base_eq): Rename to ...
4502 (lto_symtab_entry_eq): ... this.
4503 (lto_symtab_base_marked_p): Rename to ...
4504 (lto_symtab_entry_marked_p): ... this.
4505 (lto_symtab_identifier_marked_p): Remove.
4506 (lto_symtab_decl_marked_p): Likewise.
4507 (lto_symtab_maybe_init_hash_tables): Rename to ...
4508 (lto_symtab_maybe_init_hash_table): ... this.
4509 (lto_symtab_set_resolution_and_file_data): Remove.
4510 (lto_symtab_register_decl): New function.
4511 (lto_symtab_get_identifier): Remove.
4512 (lto_symtab_get): New function.
4513 (lto_symtab_get_resolution): Adjust.
4514 (lto_symtab_get_identifier_decl): Remove.
4515 (lto_symtab_set_identifier_decl): Likewise.
4516 (lto_symtab_merge_decl): Rename to ...
4517 (lto_symtab_merge): ... this. Rewrite.
4518 (lto_symtab_merge_var): Remove.
4519 (lto_symtab_merge_fn): Likewise.
4520 (lto_symtab_prevailing_decl): Adjust.
4521 (lto_cgraph_replace_node): New function.
4522 (lto_symtab_merge_decls_2): Likewise.
4523 (lto_symtab_merge_decls_1): Likewise.
4524 (lto_symtab_fixup_var_decls): Likewise.
4525 (lto_symtab_resolve_symbols): Likewise.
4526 (lto_symtab_merge_decls): Likewise.
4527 (lto_symtab_prevailing_decl): Adjust.
4528 (lto_symtab_get_symtab_def): Remove.
4529 (lto_symtab_get_file_data): Likewise.
4530 (lto_symtab_clear_resolution): Adjust.
4531 (lto_symtab_clear_resolution): Likewise.
4532 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
4533 (input_cgraph_1): Likewise.
4534 * lto-streamer-in.c (get_resolution): Do not provide fake
4535 symbol resolutions here.
4536 (deferred_global_decls): Remove.
4537 (lto_register_deferred_decls_in_symtab): Likewise.
4538 (lto_register_var_decl_in_symtab): Change signature, register
4539 variable via lto_symtab_register_decl.
4540 (lto_register_function_decl_in_symtab): Likewise.
4541 (lto_read_tree): Adjust.
4542 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
4543 (lto_symtab_merge_var): Likewise.
4544 (lto_symtab_merge_fn): Likewise.
4545 (lto_symtab_register_decl): Declare.
4546 (lto_symtab_merge_decls): Likewise.
4548 2009-10-05 Richard Guenther <rguenther@suse.de>
4550 PR tree-optimization/23821
4551 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
4552 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
4553 simple IV increments.
4555 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4557 * config/arm/arm.c (arm_override_options): Really initialize
4558 flag_dwarf2_cfi_asm to 0.
4560 2009-10-05 Doug Kwan <dougkwan@google.com>
4562 PR rtl-optimization/41574
4563 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
4564 floating point and we are not doing unsafe math optimizations.
4566 2009-10-03 Simon Baldwin <simonb@google.com>
4567 Cary Coutant <ccoutant@google.com>
4568 Rafael Espindola <espindola@google.com>
4569 Richard Guenther <rguenther@suse.de>
4570 Jan Hubicka <jh@suse.cz>
4571 Doug Kwan <dougkwan@google.com>
4572 H.J. Lu <hongjiu.lu@intel.com>
4573 Bill Maddox <maddox@google.com>
4574 Ryan Mansfield <rmansfield@qnx.com>
4575 Diego Novillo <dnovillo@google.com>
4576 Ollie Wild <aaw@google.com>
4577 Kenneth Zadeck <zadeck@naturalbridge.com>
4579 * lto-cgraph.c: New file.
4580 * lto-compress.c: New file.
4581 * lto-compress.h: New file.
4582 * lto-opts.c: New file.
4583 * lto-section-in.c: New file.
4584 * lto-section-out.c: New file.
4585 * lto-streamer-in.c: New file.
4586 * lto-streamer-out.c: New file.
4587 * lto-streamer.c: New file.
4588 * lto-streamer.h: New file.
4589 * lto-symtab.c: New file.
4590 * lto-wpa-fixup.c: New file.
4591 * lto-wrapper.c: New file.
4593 2009-10-03 Simon Baldwin <baldwin@google.com>
4594 Ben Elliston <bje@au.ibm.com>
4595 Rafael Espindola <espindola@google.com>
4596 Nathan Froyd <froydnj@codesourcery.com>
4597 Jan Hubicka <jh@suse.cz>
4598 Doug Kwan <dougkwan@google.com>
4599 Diego Novillo <dnovillo@google.com>
4600 Kenneth Zadeck <zadeck@naturalbridge.com>
4602 * Makefile.in (enable_lto): New.
4603 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
4604 (LINKER_PLUGIN_API_H): Define.
4605 (LTO_SYMTAB_H): Define.
4606 (LTO_STREAMER_H): Define.
4607 (TREE_VECTORIZER_H): Define.
4608 (INCLUDES): Add LIBELFINC.
4609 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
4610 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
4611 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
4612 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
4613 (native): Add lto-wrapper$(exeext)
4614 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
4615 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
4616 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
4617 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
4618 (varasm.o): Add dependency on tree-iterator.h.
4619 (cgraph.o): Add dependency on cif-code.def.
4620 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
4621 (ipa-pure-const.o): Likewise.
4622 (GTFILES): Add lto-symtab.c.
4623 (install-lto-wrapper): New.
4624 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
4625 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
4626 * config.in: Regenerate.
4628 2009-10-03 Rafael Espindola <espindola@google.com>
4629 Diego Novillo <dnovillo@google.com>
4631 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
4632 ipa_write_summaries.
4633 Call execute_ipa_summary_passes for all_regular_ipa_passes and
4635 (cgraph_optimize): Make extern.
4637 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
4638 Kenneth Zadeck <zadeck@naturalbridge.com>
4640 * toplev.c (in_lto_p): Declare.
4641 * collect2.c (scan_prog_file): Read all the output when reading
4642 information for LTO.
4643 (enum lto_mode_d): Declare.
4645 2009-10-03 Richard Guenther <rguenther@suse.de>
4646 Diego Novillo <dnovillo@google.com>
4648 * gimple.c: Include target.h and alias.h.
4649 (gimple_types): Declare.
4650 (type_hash_cache): Declare.
4651 (gimple_alloc_stat): Make extern.
4652 (gimple_build_eh_must_not_throw): Call
4653 gimple_eh_must_not_throw_set_fndecl.
4654 (struct type_pair_d): Declare.
4655 (type_pair_t): Declare.
4656 (type_pair_hash): New.
4657 (type_pair_eq): New.
4658 (lookup_type_pair): New.
4659 (gimple_force_type_merge): New.
4660 (compare_type_names_p): New.
4661 (compare_field_offset): New.
4662 (gimple_types_compatible_p): New.
4663 (struct sccs): Declare.
4664 (next_dfs_num): Declare.
4665 (iterative_hash_gimple_type): New.
4667 (iterative_hash_type_name): New.
4668 (iterative_hash_gimple_type): New.
4669 (gimple_type_hash): New.
4670 (gimple_type_eq): New.
4671 (gimple_register_type): New.
4672 (print_gimple_types_stats): New.
4673 (gimple_signed_or_unsigned_type): New.
4674 (gimple_unsigned_type): New.
4675 (gimple_signed_type): New.
4676 (gimple_get_alias_set): New.
4677 (gimple_decl_printable_name): Do not use DMGL_TYPES.
4678 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
4679 (gimple_force_type_merge): Declare.
4680 (gimple_types_compatible_p): Declare.
4681 (gimple_register_type): Declare.
4682 (print_gimple_types_stats): Declare.
4683 (gimple_unsigned_type): Declare.
4684 (gimple_signed_type): Declare.
4685 (gimple_get_alias_set): Declare.
4686 (gimple_eh_must_not_throw_set_fndecl): New.
4688 2009-10-03 Jan Hubicka <jh@suse.cz>
4689 Kenneth Zadeck <zadeck@naturalbridge.com>
4691 * ipa-pure-const.c: Include lto-streamer.h.
4692 (register_hooks): Factor out of ...
4693 (generate_summary): ... here.
4694 (pure_const_write_summary): New.
4695 (pure_const_read_summary): New.
4696 (pass_ipa_pure_const): Add pure_const_write_summary and
4697 pure_const_read_summary.
4698 * ipa-reference.c: Include lto-streamer.h.
4699 (add_new_function): New.
4700 (remove_node_data): New.
4701 (duplicate_node_data): New.
4702 (ipa_init): Guard against multiple calls.
4703 Move hook setup from analyze_function.
4704 (write_node_summary_p): New.
4705 (ipa_reference_write_summary): New.
4706 (ipa_reference_read_summary): New.
4707 (pass_ipa_reference): Add ipa_reference_write_summary and
4708 ipa_reference_read_summary.
4709 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4710 (struct cgraph_edge): Add fields lto_stmt_uid and
4711 call_stmt_cannot_inline_p.
4712 (cgraph_optimize): Declare.
4713 (cgraph_decide_is_function_needed): Declare.
4714 (reset_inline_failed): Declare.
4715 (enum LTO_cgraph_tags): Declare.
4716 (LTO_cgraph_tag_names): Declare.
4717 (LCC_NOT_FOUND): Define.
4719 2009-10-03 Doug Kwan <dougkwan@google.com>
4720 Rafael Espindola <espindola@google.com>
4721 Jan Hubicka <jh@suse.cz>
4722 Diego Novillo <dnovillo@google.com>
4723 Kenneth Zadeck <zadeck@naturalbridge.com>
4725 * passes.c (all_regular_ipa_passes): New.
4726 (all_ipa_passes): Rename to all_small_ipa_passes.
4727 (init_optimization_passes): Init all_regular_ipa_passes.
4728 * tree-pass.h (all_regular_ipa_passes): New.
4729 (all_ipa_passes): Rename to all_small_ipa_passes.
4730 * passes.c (all_lto_gen_passes): New.
4731 (init_optimization_passes): Initialize all_lto_gen_passes.
4732 (execute_ipa_summary_passes): Make non-static.
4733 (ipa_write_summaries_1): New.
4734 (ipa_write_summaries_2): New.
4735 (ipa_write_summaries): New.
4736 (ipa_write_summaries_of_cgraph_node_set): New.
4737 (ipa_read_summaries_1): New.
4738 (ipa_read_summaries): New.
4739 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4740 (execute_regular_ipa_pass_list): Remove.
4741 (init_optimization_passes): Schedule
4742 pass_rebuild_cgraph_edges and pass_early_inline outside
4743 of pass_all_early_optimizations. Document reason.
4744 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4745 pass_ipa_lto_finish_out): New pass.
4746 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4747 (execute_all_ipa_transforms): New.
4748 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4749 (dump_properties, debug_properties): New.
4750 * tree-optimize.c (gate_all_early_local_passes): Return
4751 false if we are in lto1.
4752 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4753 * tree-pass.h (execute_all_ipa_transforms): Declare.
4754 (pass_ipa_function_and_variable_visibility): Declare.
4755 (pass_ipa_early_inline): Declare.
4756 (pass_ipa_lto_gimple_out): Declare.
4757 (pass_ipa_lto_wpa_fixup): Declare.
4758 (pass_ipa_lto_finish_out): Declare.
4759 (all_small_ipa_passes, all_regular_ipa_passes,
4760 all_lto_gen_passes): Declare.
4761 (execute_ipa_summary_passes): Declare.
4762 (execute_all_ipa_transforms): Declare.
4763 (ipa_write_summaries): Declare
4764 (ipa_write_summaries_of_cgraph_node_set): Declare.
4765 (ipa_read_summaries): Declare.
4767 2009-10-03 Doug Kwan <dougkwan@google.com>
4768 Ollie Wild <aaw@google.com>
4770 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4772 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4773 (lto_mode): New variable.
4774 (maybe_run_lto_and_relink): Handle the -fwpa option.
4775 (main): Handle the -fwpa option.
4776 (maybe_unlink_list): New function.
4777 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4778 * common.opt (flto): New flag.
4779 * toplev.c (flag_generate_lto): Declare.
4781 2009-10-03 Simon Baldwin <simonb@google.com>
4783 * common.opt (flto-compression-level): New flag.
4785 * opts.c: Include lto-opts.h.
4786 (handle_option): Call lto_register_user_option for each
4787 valid option handled.
4788 (decode_options): Clear registered options before the options
4791 2009-10-03 Cary Coutant <ccoutant@google.com>
4793 * collect2.c (is_elf): New function.
4794 (scan_prog_file): Require LTO object to be in ELF format.
4796 2009-10-03 Rafael Espindola <espindola@google.com>
4798 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4799 libgcc to the linker.
4801 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4803 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4804 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4806 * collect2.h (collect_execute): Add flags argument.
4807 * tlink.c (tlink_execute): Update call to collect_execute.
4808 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4809 (use_linker_plugin): New.
4810 (use_linker_plugin_spec_function): New.
4811 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4812 (linker_plugin_file_spec): New.
4813 (lto_wrapper_spec): New.
4814 (lto_gcc_spec): New.
4815 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4816 (static_spec_functions): Add use-linker-plugin.
4817 (process_command): Handle -use-linker-plugin.
4818 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4819 linker_plugin_file_spec and lto_gcc_spec.
4820 (use_linker_plugin_spec_function): New.
4822 2009-10-03 Richard Guenther <rguenther@suse.de>
4826 * tree.h (is_lang_specific): Include LANG_TYPE.
4827 * tree.c (find_decls_types_r): Manually add interesting parts
4828 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4830 * gimple.c (type_pair_hash): Make symmetric.
4831 (type_pair_eq): Likewise.
4832 (lookup_type_pair): Increase initial hashtable size.
4833 (gimple_force_type_merge): Rely on type-pair symmetry.
4834 (visit): Remove excessive checking code.
4835 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4836 (gimple_register_type): Remove getenv calls, shrink initial
4840 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4841 inline functions if not generating lto output.
4844 * toplev.c (finalize): In WPA mode remove the asm file.
4846 2009-10-03 Doug Kwan <dougkwan@google.com>
4848 * ipa-inline.c (cgraph_mark_inline): Check
4849 edge->call_stmt_cannot_inline_p instead of calling
4850 gimple_call_cannot_inline_p.
4851 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4852 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4853 (inline_generate_summary): Do nothing in LTRANS.
4854 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4855 exists before calling gimple_call_cannot_inline_p.
4856 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4857 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4858 Update new_edge->lto_stmt_uid.
4859 * cgraphbuild.c (reset_inline_failed): New.
4861 * common.opt (fwpa): New flag.
4862 (fltrans): New option.
4863 * gcc.c (gcc_lto_option_t): New type.
4864 (current_lto_option): New variable.
4865 (lto_single_spec_function): Remove and is replaced by ..
4866 (lto_option_spec_function): New function.
4867 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4868 passing the -flto flag.
4869 (cc1_options): Separate non-LTO related parts into ..
4870 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4871 (lto1_options): New spec for lto FE.
4872 (link_lto_options): New spec for handling LTO flags in linker.
4873 (invoke_lto_single): Re-format to fit in 80 column. Replace
4874 lto-single with lto-option.
4875 (static_specs): Add cc1_non_lto_options, lto1_options and
4877 (static_spec_function): Replace lto-single with lto-option.
4878 (process_command): Handle -flto, -fwpa and -fltran by setting
4879 current_lto_option and not passing it to subprocess unconditionally.
4881 2009-10-03 Bill Maddox <maddox@google.com>
4883 Add `gcc' driver support for link-time code generation (LTO).
4885 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4886 (lto_flag, lto_objects, lto_o_file): New variables.
4887 (struct lto_object, struct lto_object_list): New structures.
4888 (collect_exit, handler): Remove LTO temporary output file on exit.
4889 (add_lto_object): New function.
4890 (maybe_run_lto_and_relink): New function. Perform link time code
4891 generation and relinking for object files containing LTO information.
4892 (main): Invoke maybe_run_lto_and_relink().
4893 (dump_argv): New function. For debugging, currently disabled.
4894 (scan_prog_file): Add LTO information pass.
4895 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4897 * toplev.c (compile_file): Emit assembler directive to create
4898 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4900 2009-10-03 Diego Novillo <dnovillo@google.com>
4902 * c.opt: Add LTO to warn_abi and warn_psabi.
4904 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4905 inline function. Ignore language-specific nodes. Update all users.
4906 (find_decls_types_r): Do not traverse the subtrees of
4907 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4908 * tree.h (is_lang_specific): New.
4909 * langhooks.h (struct lang_hooks_for_decls): Remove
4910 may_need_assembler_name_p. Update all users.
4912 * c-common.c (set_builtin_user_assembler_name): Move ...
4913 * builtins.c (set_builtin_user_assembler_name): ... here.
4914 (is_builtin_name): Add comment
4915 (is_builtin_fn): New.
4916 * except.c (output_ttype): Only call
4917 lookup_type_for_runtime if TYPE is not a runtime type.
4919 * passes.c (register_pass): Call position_pass on
4920 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4921 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4922 (TV_IPA_LTO_DECL_IO): Define.
4923 (TV_IPA_LTO_CGRAPH_IO): Define.
4925 (TV_WHOPR_WPA): Define.
4926 (TV_WHOPR_WPA_IO): Define.
4927 (TV_WHOPR_LTRANS): Define.
4928 (TV_WHOPR_WPA_FIXUP): Define.
4929 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4930 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4931 * tree-flow.h (tree_node_can_be_shared): Declare.
4932 * tree-inline.c (tree_can_inline_p): Check that E has a
4933 statement associated with it.
4934 * tree.c (free_lang_data_in_binf): Factor out of ...
4935 (free_lang_data_in_type): ... here.
4936 Call RECORD_OR_UNION_TYPE_P.
4937 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4938 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4939 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4940 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4941 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4942 (gate_free_lang_data): Return true if flag_generate_lto is set.
4943 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4944 * c-common.h (set_builtin_user_assembler_name): Move ...
4945 * tree.h (set_builtin_user_assembler_name): ... here.
4947 * common.opt (flto-report): New flag.
4948 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4949 * collect2.c (scan_prog_file): Send the error output of
4950 'nm' to HOST_BIT_BUCKET.
4952 2009-10-03 Ollie Wild <aaw@google.com>
4954 * langhooks-def.h (lhd_begin_section): New function declaration.
4955 (lhd_write_section): New function declaration.
4956 (lhd_end_section): New function declaration.
4957 (LANG_HOOKS_BEGIN_SECTION): New macro.
4958 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4959 (LANG_HOOKS_END_SECTION): New macro.
4960 (LANG_HOOKS_LTO): New macro.
4961 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4962 * langhooks.c (output.h): Add include.
4963 (saved_section): New static variable.
4964 (lhd_begin_section): New function.
4965 (lhd_write_section_data): New function.
4966 (lhd_end_section): New function.
4967 * langhooks.h (struct lang_hooks_for_lto): New structure.
4968 (struct lang_hooks): Add member lto.
4969 * Makefile.in (langhooks.o): Add dependency on output.h.
4971 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4973 2009-10-03 Richard Guenther <rguenther@suse.de>
4975 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4978 2009-10-03 Simon Baldwin <simonb@google.com>
4979 Richard Guenther <rguenther@suse.de>
4980 Janis Johnson <janis187@us.ibm.com>
4981 Doug Kwan <dougkwan@google.com>
4982 Diego Novillo <dnovillo@google.com>
4983 Ramana Radhakrishnan <ramana.r@gmail.com>
4984 Ollie Wild <aaw@google.com>
4986 * doc/install.texi: Add documentation for libelf and --enable-lto.
4987 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4988 -flto-report, -flto-compression-level and -use-linker-plugin.
4989 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4990 Add section for LTO Testing.
4992 2009-10-02 Cary Coutant <ccoutant@google.com>
4994 Add support for comdat type sections for DWARF v4.
4995 Merge from dwarf4 branch.
4997 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4998 (dw_die_ref): Define vector type.
4999 (enum dw_val_class): Add dw_val_class_data8.
5000 (struct dw_val_struct): Add v.val_data8.
5001 (comdat_type_node_ref): New type.
5002 (struct die_struct): Move die_symbol into a union; add new field
5003 die_type_node. Change all uses.
5004 (comdat_type_node): New type.
5005 (skeleton_chain_node): New type.
5006 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
5007 (comdat_type_list): New variable.
5008 (dwarf_tag_name): Add DW_TAG_type_unit.
5009 (dwarf_attr_name): Add DW_AT_signature.
5010 (add_AT_data8): New function.
5011 (replace_child): New function.
5012 (move_all_children): New function.
5013 (print_signature): New function.
5014 (print_die): Print signature information; add dw_val_class_data8.
5015 (attr_checksum): Support dw_val_class_data8.
5016 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
5017 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
5018 (checksum_sleb128, checksum_uleb128): New functions.
5019 (checksum_die_context): New function.
5020 (loc_checksum_ordered): New function.
5021 (attr_checksum_ordered): New function.
5022 (struct checksum_attributes): New structure.
5023 (collect_checksum_attributes): New function.
5024 (die_checksum_ordered): New function.
5025 (generate_type_signature): New function.
5026 (same_dw_val_p): Add dw_val_class_data8.
5027 (is_symbol_die): Use new is_declaration_die function.
5028 (is_declaration_die): New function.
5029 (should_move_die_to_comdat): New function.
5030 (clone_die): New function.
5031 (clone_tree): New function.
5032 (clone_as_declaration): New function.
5033 (copy_declaration_context): New function.
5034 (generate_skeleton_ancestor_tree): New function.
5035 (generate_skeleton_bottom_up): New function.
5036 (generate_skeleton): New function.
5037 (remove_child_or_replace_with_skeleton): New function.
5038 (break_out_comdat_types): New function.
5039 (struct decl_table_entry): New type.
5040 (htab_decl_hash): New function.
5041 (htab_decl_eq): New function.
5042 (htab_decl_del): New function.
5043 (copy_ancestor_tree): New function.
5044 (copy_decls_walk): New function.
5045 (copy_decls_for_unworthy_types): New function.
5046 (build_abbrev_table): Don't assert on missing die_symbol when doing
5047 comdat type sections.
5048 (size_of_die): Use DW_FORM_sig8 for external references. Add
5050 (unmark_dies): Don't assert for unmarked dies when doing comdat
5052 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
5053 (output_signature): New function.
5054 (output_die): Likewise.
5055 (output_compilation_unit_header): Mark output as DWARF version 3
5056 even if generating DWARF 4.
5057 (output_comdat_type_unit): New function.
5058 (output_line_info): Mark output as DWARF version 3 even if generating
5060 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
5062 (dwarf2out_end_source_file): Likewise.
5063 (prune_unused_types_walk_attribs): Don't follow references into
5064 comdat type sections.
5065 (prune_unused_types_mark): When generating type units, do not mark
5066 children of non-defining declarations of types; do mark children of
5068 (prune_unused_types): Process comdat type sections.
5069 (htab_ct_hash): New function.
5070 (htab_ct_eq): New function.
5071 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
5072 Add a pointer to the line table from type unit entries so
5073 DW_AT_decl_file has meaning.
5074 * varasm.c (default_elf_asm_named_section): Use identifier name as
5075 comdat key instead of lang hook.
5077 2009-10-02 Neil Vachharajani <nvachhar@google.com>
5079 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
5081 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
5083 * config/i386/i386.md (SWIM248): New mode iterator.
5084 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
5085 divmodhi4 patterns using SWIM248 macro.
5086 (*divmod<mode>4): Macroize insn_and_split pattern from
5087 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
5088 and their corresponding splitters usign SWIM248 macro. Split SImode
5089 insn to generate cltd and DImode insn to generate cqto instead of
5090 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
5091 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
5092 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
5093 *divmodsi_noext patterns using SWIM248 macro.
5094 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
5095 udivmodhi4 patterns using SWIM248 macro.
5096 (*udivmod<mode>4): Macroize insn_and_split pattern from
5097 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
5098 corresponding splitters using SWIM248 macro.
5099 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
5100 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
5102 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
5104 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
5105 of zero-sized element is zero-sized regardless of its extent.
5107 2009-10-02 Jakub Jelinek <jakub@redhat.com>
5110 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
5111 * configure: Regenerated.
5112 * config.in: Regenerated.
5113 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
5114 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
5115 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
5116 not emitting .eh_frame, emit .cfi_sections .debug_frame
5121 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
5122 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
5124 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
5125 vars use DECL_RTL with resetting it back to NULL afterwards.
5126 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
5127 rtx_equal_p instead of asserting it is a SYMBOL_REF.
5128 (value_format): For dw_val_class_addr only use DW_FORM_addr if
5129 the attribute type allows it, otherwise use DW_FORM_dataN.
5130 (mem_loc_descriptor): Handle CONST_STRING.
5131 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
5132 Handle MEM with CONST_STRING address using add_AT_string.
5133 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
5134 CONST_STRING for const arrays initialized with a string literal.
5135 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
5136 (dwarf2out_finish): Call resolve_addr.
5138 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
5139 Maxim Kuvyrkov <maxim@codesourcery.com>
5141 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
5143 2009-10-02 Nick Clifton <nickc@redhat.com>
5145 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
5146 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
5148 2009-10-01 Jan Hubicka <jh@suse.cz>
5150 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
5151 (cgraph_create_virtual_clone): Just pass redirect_callers
5153 * cgraph.h (cgraph_clone_node): Update prototype.
5154 * ipa-pure-const.c (self_recursive_p): New function.
5155 (propagate): Use it.
5156 * ipa-inline.c (cgraph_clone_inlined_nodes,
5157 cgraph_decide_recursive_inlining): Update.
5159 2009-10-01 David Daney <ddaney@caviumnetworks.com>
5161 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
5162 instructions for TARGET_OCTEON.
5164 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5166 * config/arm/arm.c (arm_override_options): Turn off
5167 flag_dwarf2_cfi_asm for AAPCS variants.
5169 2009-10-01 Martin Jambor <mjambor@suse.cz>
5172 * tree-sra.c (convert_callers): Do not call
5173 compute_inline_parameters on one caller more than once.
5175 2009-10-01 Nick Clifton <nickc@redhat.com>
5177 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
5178 an empty string if not already defined.
5180 2009-10-01 Martin Jambor <mjambor@suse.cz>
5183 * tree-sra.c (is_va_list_type): New function.
5184 (find_var_candidates): Call is_va_list_type.
5185 (find_param_candidates): Check that the type or the type pointed
5186 to are not va_list types.
5188 2009-10-01 Martin Jambor <mjambor@suse.cz>
5191 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
5192 DECL_ARTIFICIAL (param_decl) is true.
5194 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
5196 * tree.h (tree_decl_common::lang_flag_8): New.
5197 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
5199 * c-common.h (RID_CONSTEXPR): New.
5201 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5203 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
5204 Use ref-all pointers.
5205 (alpha_gimplify_va_arg): Ditto.
5207 2009-09-30 Jakub Jelinek <jakub@redhat.com>
5210 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
5211 before insn counting loop now that BB_END (bb) is counted. Ensure
5212 the return value isn't zero.
5214 2009-09-30 Nick Clifton <nickc@redhat.com>
5216 * config.gcc (sh-symbianelf): Replace definition of extra_objs
5217 with separate definitions of c_target_objs and cxx_target_objs.
5218 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
5220 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
5221 sh_symbian_import_export_class.
5222 * config/sh/sh-protos.h: Fix names of exported symbian functions.
5223 * config/sh/symbian.c: Delete, moving code into...
5224 * config/sh/symbian-base.c: ... here
5225 * config/sh/symbian-c.c: ... and here
5226 * config/sh/symbian-cxx.c: ... and here.
5228 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5231 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
5232 of plus RTX into register.
5234 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5236 * doc/install.texi: Linguistic and markup fixes.
5237 (Configuration) <--disable-cpp>: Remove description.
5238 <--enable-maintainer-mode>: Autotools files are affected, too.
5239 <--with-sysroot>: Improve description.
5240 (Building): Bump required GNU make version.
5242 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5244 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
5245 (x86_64-*-*): Ditto.
5247 * config/i386/fma4intrin.h: New file, provide common x86 compiler
5248 intrinisics for FMA4.
5249 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
5250 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
5251 Add FMA4 check and fma4intrin.h.
5252 * config/i386/i386-c.c(ix86_target_macros_internal): Check
5254 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
5255 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
5256 constant for FMA4 support.
5257 (UNSPEC_FMA4_FMADDSUB): Ditto.
5258 (UNSPEC_FMA4_FMSUBADD): Ditto.
5259 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
5260 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
5261 (ix86_expand_fma4_multiple_memory): Ditto.
5262 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
5263 (OPTION_MASK_ISA_FMA4_UNSET): New.
5264 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
5265 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
5266 (ix86_handle_option): Handle -mfma4.
5267 (isa_opts): Handle -mfma4.
5268 (enum pta_flags): Add PTA_FMA4.
5269 (override_options): Add FMA4 support.
5270 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
5271 (IX86_BUILTIN_VFMADDSD): Ditto.
5272 (IX86_BUILTIN_VFMADDPS): Ditto.
5273 (IX86_BUILTIN_VFMADDPD): Ditto.
5274 (IX86_BUILTIN_VFMSUBSS): Ditto.
5275 (IX86_BUILTIN_VFMSUBSD): Ditto.
5276 (IX86_BUILTIN_VFMSUBPS): Ditto.
5277 (IX86_BUILTIN_VFMSUBPD): Ditto.
5278 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
5279 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
5280 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
5281 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
5282 (IX86_BUILTIN_VFNMADDSS): Ditto.
5283 (IX86_BUILTIN_VFNMADDSD): Ditto.
5284 (IX86_BUILTIN_VFNMADDPS): Ditto.
5285 (IX86_BUILTIN_VFNMADDPD): Ditto.
5286 (IX86_BUILTIN_VFNMSUBSS): Ditto.
5287 (IX86_BUILTIN_VFNMSUBSD): Ditto.
5288 (IX86_BUILTIN_VFNMSUBPS): Ditto.
5289 (IX86_BUILTIN_VFNMSUBPD): Ditto.
5290 (IX86_BUILTIN_VFMADDPS256): Ditto.
5291 (IX86_BUILTIN_VFMADDPD256): Ditto.
5292 (IX86_BUILTIN_VFMSUBPS256): Ditto.
5293 (IX86_BUILTIN_VFMSUBPD256): Ditto.
5294 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
5295 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
5296 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
5297 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
5298 (IX86_BUILTIN_VFNMADDPS256): Ditto.
5299 (IX86_BUILTIN_VFNMADDPD256): Ditto.
5300 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
5301 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
5302 (enum multi_arg_type): New enum for describing the various FMA4
5303 intrinsic argument types.
5304 (bdesc_multi_arg): New table for FMA4 intrinsics.
5305 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
5306 (ix86_expand_multi_arg_builtin): New function for creating FMA4
5308 (ix86_expand_builtin): Add FMA4 intrinsic support.
5309 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
5310 operand instructions.
5311 (ix86_expand_fma4_multiple_memory): New function to split the
5312 second memory reference from FMA4 instructions.
5313 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
5314 (ssemodesuffixf2s): Ditto.
5315 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
5317 (fma4_fmsub<mode>4): Ditto.
5318 (fma4_fnmadd<mode>4): Ditto.
5319 (fma4_fnmsub<mode>4): Ditto.
5320 (fma4_vmfmadd<mode>4): Ditto.
5321 (fma4_vmfmsub<mode>4): Ditto.
5322 (fma4_vmfnmadd<mode>4): Ditto.
5323 (fma4_vmfnmsub<mode>4): Ditto.
5324 (fma4_fmadd<mode>4256): Ditto.
5325 (fma4_fmsub<mode>4256): Ditto.
5326 (fma4_fnmadd<mode>4256): Ditto.
5327 (fma4_fnmsub<mode>4256): Ditto.
5328 (fma4_fmaddsubv8sf4): Ditto.
5329 (fma4_fmaddsubv4sf4): Ditto.
5330 (fma4_fmaddsubv4df4): Ditto.
5331 (fma4_fmaddsubv2df4): Ditto.
5332 (fma4_fmsubaddv8sf4): Ditto.
5333 (fma4_fmsubaddv4sf4): Ditto.
5334 (fma4_fmsubaddv4df4): Ditto.
5335 (fma4_fmsubaddv2df4): Ditto.
5336 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
5337 instructions for intrinsics.
5338 (fma4i_fmsub<mode>4): Ditto.
5339 (fma4i_fnmadd<mode>4): Ditto.
5340 (fma4i_fnmsub<mode>4): Ditto.
5341 (fma4i_vmfmadd<mode>4): Ditto.
5342 (fma4i_vmfmsub<mode>4): Ditto.
5343 (fma4i_vmfnmadd<mode>4): Ditto.
5344 (fma4i_vmfnmsub<mode>4): Ditto.
5345 (fma4i_fmadd<mode>4256): Ditto.
5346 (fma4i_fmsub<mode>4256): Ditto.
5347 (fma4i_fnmadd<mode>4256): Ditto.
5348 (fma4i_fnmsub<mode>4256): Ditto.
5349 (fma4i_fmaddsubv8sf4): Ditto.
5350 (fma4i_fmaddsubv4sf4): Ditto.
5351 (fma4i_fmaddsubv4df4): Ditto.
5352 (fma4i_fmaddsubv2df4): Ditto.
5353 (fma4i_fmsubaddv8sf4): Ditto.
5354 (fma4i_fmsubaddv4sf4): Ditto.
5355 (fma4i_fmsubaddv4df4): Ditto.
5356 (fma4i_fmsubaddv2df4): Ditto.
5358 * doc/invoke.texi (-mfma4): Add documentation.
5359 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
5361 2009-09-29 Richard Henderson <rth@redhat.com>
5363 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
5364 an edge to the new destination block.
5366 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5369 * pa.c (hppa_profile_hook): Use
5370 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
5372 2009-09-29 Steve Ellcey <sje@cup.hp.com>
5373 Alexander Monakov <amonakov@ispras.ru>
5376 * config/ia64/predicates.md (not_postinc_destination_operand): New.
5377 (not_postinc_memory_operand): New.
5378 (not_postinc_move_operand): New.
5379 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
5380 (*cmovsi_internal): Ditto.
5382 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
5384 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
5385 restrict issue_rate in first pass when scheduling for register
5388 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
5389 Rafael Avila de Espindola <espindola@google.com>
5391 * gengtype.c (plugin_output): New.
5392 (get_output_file_with_visibility): Return plugin_output for plugins.
5393 (main): Parse and use the -P option.
5394 * gty.texi: Update the command line format.
5396 2009-09-29 Jakub Jelinek <jakub@redhat.com>
5399 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
5401 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
5402 out if !const_ok_for_output.
5405 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
5406 case VAR_LOCATION>: Remove gcc_unreachable ().
5408 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5410 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
5411 (x86_64-*-*): Ditto.
5412 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
5413 back to smmintrin.h.
5414 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
5415 * config/i386/x86intrin.h: Remove SSE5.
5416 * config/i386/mmintrin-common.h: Delete file.
5417 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
5419 2009-09-29 Richard Guenther <rguenther@suse.de>
5421 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
5422 resulting from stack temporaries on STRICT_ALIGNMENT targets.
5424 2009-09-29 Nick Clifton <nickc@redhat.com>
5426 * function.c (current_function_name): If there is no current
5427 function just return "<none>".
5429 2009-09-28 Sriraman Tallam <tmsriram@google.com>
5431 * tree-pass.h (register_pass_info): New structure.
5432 (pass_positioning_ops): Move enum from gcc-plugin.h.
5433 (register_pass): New function.
5434 * gcc-plugin.h (plugin_pass): Delete structure.
5435 (pass_positioning_ops): Delete enum.
5436 * plugin.c (regsiter_pass): Delete function.
5437 (position_pass): Delete function.
5438 (added_pass_nodes): Delete variable.
5439 (prev_added_pass_nodes): Delete variable.
5440 (pass_list_node): Delete structure.
5441 * passes.c (make_pass_instance): New function.
5442 (next_pass_1): Change to call make_pass_instance.
5443 (pass_list_node): Move structure from gcc-plugin.h.
5444 (added_pass_nodes): Move variable from plugin.c.
5445 (prev_added_pass_nodes): Move variable from plugin.c.
5446 (position_pass): New function.
5447 (register_pass): New function.
5449 2009-09-28 Easwaran Raman <eraman@google.com>
5451 * ifcvt.c (noce_try_abs): Recognize pattern and call
5452 expand_one_cmpl_abs_nojump.
5453 * optabs.c (expand_one_cmpl_abs_nojump): New function.
5454 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
5456 2009-09-28 Ian Lance Taylor <iant@google.com>
5459 * c-opts.c (c_common_handle_option): Don't set
5460 warn_jump_misses_init for -Wall.
5461 * doc/invoke.texi (Warning Options): Update documentation.
5463 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5465 * Makefile.in ($(out_object_file)): Depend on
5466 gt-$(basename $(notdir $(out_file))).h.
5468 2009-09-28 Richard Henderson <rth@redhat.com>
5470 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
5471 * except.c (gen_eh_region): Set it.
5472 (duplicate_eh_regions_1): Copy it.
5473 * tree-eh.c (lower_resx): Use it to determine which function
5476 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
5477 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
5478 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
5479 * tree.c (build_common_builtin_nodes): Remove parameter. Build
5480 BUILT_IN_CXA_END_CLEANUP if necessary.
5482 * c-common.c (c_define_builtins): Update call to
5483 build_common_builtin_nodes.
5485 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5487 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
5489 2009-09-28 Michael Matz <matz@suse.de>
5491 * builtins.c (interclass_mathfn_icode): New helper.
5492 (expand_builtin_interclass_mathfn): Use it here, and split folding
5494 (fold_builtin_interclass_mathfn): ... this new folder.
5495 (build_call_nofold_loc): New static helper.
5496 (build_call_nofold): New wrapper macro for above.
5497 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
5498 (expand_builtin_pow): Ditto.
5499 (expand_builtin_memset_args): Ditto.
5500 (expand_builtin_printf): Ditto.
5501 (expand_builtin_fprintf): Ditto.
5502 (expand_builtin_sprintf): Ditto.
5503 (expand_builtin_memory_chk): Ditto.
5504 (expand_builtin_mempcpy_args): Ditto and don't call folders.
5505 (expand_builtin_stpcpy): Ditto.
5506 (expand_builtin_strcmp): Ditto.
5507 (expand_builtin_strncmp): Ditto.
5508 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
5509 (expand_builtin_strcpy_args): Don't call folders.
5510 (expand_builtin_memcmp): Ditto.
5511 (expand_builtin_strncpy): Ditto, and use target.
5512 (expand_builtin_memcpy): Ditto.
5513 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
5514 expand_builtin_strpbrk, expand_builtin_memmove,
5515 expand_builtin_memmove_args, expand_builtin_bcopy,
5516 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
5517 expand_builtin_strspn, expand_builtin_strcspn,
5518 expand_builtin_fputs): Remove these.
5519 (expand_builtin): Don't call the above, change calls to other
5520 expanders that changed prototype.
5521 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
5522 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
5523 fold_builtin_interclass_mathfn.
5524 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
5525 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
5527 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
5528 * passes.c (init_optimization_passes): Move pass_fold_builtins
5529 after last phiopt pass.
5530 * tree-inline.c (fold_marked_statements): When folding builtins
5531 iterate over all instruction potentially generated.
5532 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
5534 (fold_gimple_call): Use it to always fold calls (into potentially
5535 multiple instructions).
5536 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
5537 calls into zero at this time.
5538 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
5539 statements generated by builtin folding.
5541 2009-09-28 Nick Clifton <nickc@redhat.com>
5543 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
5545 2009-09-28 Duncan Sands <baldrick@free.fr>
5547 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
5548 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
5549 (register_callback): Dispatch it.
5550 (invoke_plugin_callbacks): Incorporate in sanity check.
5551 * ggc.h (ggc_register_cache_tab): Add declaration.
5552 * ggc-common.c (ggc_register_root_tab): Simplify.
5553 (const_ggc_cache_tab_t): New typedef.
5554 (extra_cache_vec): New vector of dynamically added cache tables.
5555 (ggc_register_cache_tab): New function.
5556 (ggc_scan_cache_tab): New function.
5557 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
5558 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
5560 2009-09-27 Richard Henderson <rth@redhat.com>
5562 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
5563 which we remove __builtin_stack_restore.
5565 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
5567 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
5568 to test for GRD_INVARIANT.
5569 (simple_rhs_p): Anything that's function_invariant_p is fine.
5571 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
5573 * gengtype.c (main): Use plunge_files instead of plugin_output.
5575 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
5576 Rafael Avila de Espindola <espindola@google.com>
5578 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
5579 Don't print pch related info if it is false.
5580 (main): Don't print pch info in plugin mode.
5582 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5584 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
5585 with dw_val_class_const_double.
5586 (struct dw_val_struct): Replace val_long_long with val_double and
5587 adjust for above change.
5588 (output_loc_operands): Likewise.
5589 (add_AT_long_long): Rename into...
5590 (add_AT_double): ...this.
5591 (print_die): Replace dw_val_class_long_long with
5592 dw_val_class_const_double and adjust.
5593 (attr_checksum): Likewise.
5594 (same_dw_val_p): Likewise.
5595 (size_of_die): Likewise.
5596 (value_format): Likewise.
5597 (output_die): Likewise.
5598 (loc_descriptor) <CONST_DOUBLE>: Likewise.
5599 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
5600 instead of add_AT_long_long.
5601 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
5602 value with the precision of its type.
5604 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
5607 * c-typeck.c (build_conditional_expr): Use the readonly and
5608 volatile flags of the operand types, not of the operands itself.
5610 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
5612 * collect2.c (main): Look for -brtl before adding libraries.
5614 2009-09-27 Jonathan Gray <jsg@openbsd.org>
5616 * config.gcc: Update OpenBSD targets.
5617 * config/openbsd-stdint.h: New file.
5618 * config/openbsd-libpthread.h: New file.
5619 * config/openbsd.h: Update and break out LIB_SPEC definition.
5620 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
5621 * config/i386/openbsdelf.h: Correct types.
5622 * config/m68k/openbsd.h: Likewise.
5623 * config/mips/openbsd.h: Likewise.
5624 * config/vax/openbsd.h: Likewise.
5626 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5628 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
5629 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
5630 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
5631 of the length and zero.
5633 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5635 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
5636 (FLAGS_H): Add options.h $(REAL_H).
5637 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
5638 (TREE_VECTORIZER_H): New.
5639 (EBITMAP_H): Renamed from EBIMAP_H.
5640 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
5641 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
5642 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
5643 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
5644 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
5645 (graphite-clast-to-gimple.o, graphite-dependences.o)
5646 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
5647 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
5648 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
5649 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
5650 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
5651 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
5652 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
5653 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
5654 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
5655 updated and fixed as per above changes and per
5656 check_makefile_deps.sh output.
5659 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5660 * configure: Regenerate.
5662 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5664 * doc/install.texi: Update minimum MPC version to 0.7.
5666 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
5668 * doc/install.texi (Binaries): Remove reference to the binary
5669 distribution CD-ROM from the FSF.
5671 2009-09-26 Michael Matz <matz@suse.de>
5675 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
5676 that are mentioned in the body.
5678 2009-09-26 Michael Matz <matz@suse.de>
5680 PR tree-optimization/41454
5681 * tree-ssa-dom (stmts_to_rescan): Remove variable.
5682 (tree_ssa_dominator_optimize): Don't allocate and free it.
5683 (dom_opt_leave_block): Don't iterate over it.
5684 (eliminate_redundant_computations): Don't return a value.
5685 (cprop_operand, cprop_into_stmt): Ditto.
5686 (optimize_stmt): Don't defer updating stmts.
5688 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5690 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5691 generic_parameter_die, template_parameter_pack_die,
5692 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5693 renaming DW_TAG_formal_parameter_pack and
5694 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5695 and DW_TAG_GNU_template_parameter_pack.
5697 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5699 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5700 * config/v850/v850.c (v850_function_value): New function.
5701 (TARGET_FUNCTION_VALUE): Define.
5703 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5705 * tree-vect-stmts.c (vectorizable_call): Call
5706 mark_symbols_for_renaming after vect_finish_stmt_generation.
5708 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5709 to loc_descriptor_from_tree.
5710 (add_location_or_const_value_attribute): Pass 0 instead of 2
5711 for decl_by_reference_p decls.
5713 2009-09-25 Richard Guenther <rguenther@suse.de>
5716 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5719 2009-09-25 Ben Elliston <bje@au.ibm.com>
5721 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5724 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5726 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5727 form of instruction.
5729 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5732 * fold-const.c (const_binop): Handle complex int division.
5733 * tree-complex.c (expand_complex_div_straight,
5734 expand_complex_div_wide): Update comments.
5736 2009-09-24 DJ Delorie <dj@redhat.com>
5739 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5740 (reg_class): Likewise.
5741 (REG_CLASS_NAMES): Likewise.
5742 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5743 (m32c_override_options): Disable -fivopts for M32C.
5745 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5747 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5748 Delete VSX load/store with update support.
5749 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5750 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5754 (VStype_load_update): Ditto.
5755 (VStype_store_update): Ditto.
5756 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5757 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5759 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5760 load/store with update builtins.
5762 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5764 * libgcc2.c (L_trampoline): Prototype for getpagesize
5765 and mprotect in WINNT case.
5767 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5769 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5770 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5771 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5772 'outgoing' argument.
5773 (TARGET_FUNCTION_VALUE): Define.
5775 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5777 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5779 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5782 * common.opt: Initialize dwarf_strict to -1.
5783 * toplev.c (process_options): Catch unset dwarf_strict
5784 and set to 0 for all targets not overriding.
5785 * config/darwin.c (darwin_override_options): Catch unset
5786 dwarf_strict and override to 1.
5788 2009-09-24 Jeff Law <law@redhat.com>
5790 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5792 2009-09-24 Richard Guenther <rguenther@suse.de>
5794 PR tree-optimization/36143
5795 PR tree-optimization/38747
5796 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5797 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5799 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5802 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5803 return false instead of gcc_unreachable (). For CONST return the
5804 value returned by recursive call instead of always returning true.
5805 (tree_add_const_value_attribute): Return the value returned by
5806 add_const_value_attribute instead of always returning true if rtl
5809 2009-09-23 Justin Seyster <jrseys@gmail.com>
5811 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5813 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5815 * cgraphunit.c (cgraph_lower_function): Revert last change.
5816 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5817 instead of DECL_NO_STATIC_CHAIN.
5818 * tree-cfg.c (verify_gimple_call): Likewise.
5819 * tree-nested.c (get_chain_decl, get_chain_field,
5820 convert_tramp_reference_op, convert_gimple_call): Likewise.
5821 (convert_all_function_calls): Likewise. Always set or clear
5822 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5823 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5824 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5826 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5827 DECL_NO_STATIC_CHAIN.
5828 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5829 instead of DECL_NO_STATIC_CHAIN.
5830 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5831 decl_function_context.
5832 * varasm.c (initializer_constant_valid_p): Likewise.
5833 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5834 (DECL_STATIC_CHAIN): ... this.
5835 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5836 instead of DECL_NO_STATIC_CHAIN.
5838 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5839 Rafael Avila de Espindola <espindola@google.com>
5841 * gengtype.c (nb_plugin_files): Make it unsigned to match
5842 num_gt_files. Adjust other variables to avoid warnings.
5843 (main): Allocate an all zero lang_bitmap before each plugin file name
5844 to match regular file names.
5846 2009-09-23 Richard Henderson <rth@redhat.com>
5848 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5849 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5850 static chain passed in memory.
5851 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5852 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5853 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5854 STATIC_CHAIN_REGNUM defined.
5856 * config/picochip/picochip-protos.h: s/class/klass/.
5857 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5858 (picochip_static_chain): New.
5859 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5860 (STATIC_CHAIN_INCOMING): Remove.
5862 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5863 (xtensa_static_chain): New.
5864 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5865 (STATIC_CHAIN_INCOMING): Remove.
5867 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5869 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5870 * config/pa/pa-protos.h (function_value): Remove.
5871 * config/pa/pa.c (pa_function_value): Rename from function_value.
5872 Make static, add 'outgoing' argument.
5873 (TARGET_FUNCTION_VALUE): Define.
5875 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5877 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5878 instead of cfun->machine->is_leaf.
5879 * config/avr/avr.h (machine_function): Remove is_leaf field.
5881 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5884 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5885 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5886 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5887 the same size, prefer DW_OP_stack_value.
5888 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5889 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5891 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5894 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5896 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5899 * cfgexpand.c (convert_debug_memory_address): New.
5900 (expand_debug_expr): Convert base address and offset to the same
5901 mode. Use it to convert addresses to other modes. Accept
5904 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5907 * function.h (types_used_by_vars_hash): Declare new hash table.
5908 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5909 equality and hash function for the hash table.
5910 (types_used_by_cur_var_decl): Declare a new global chained list.
5911 (types_used_by_var_decl_insert): Declare new function.
5912 * function.c (types_used_by_vars_hash): Define the hashtable ...
5913 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
5914 its equality and hash functions.
5915 (hash_types_used_by_vars_entry): New hash helper.
5916 (types_used_by_cur_var_decl): Define the global chained list.
5917 (used_types_insert): Update the list of types used by the global
5918 variable being parsed.
5919 (types_used_by_var_decl_insert): Define new function.
5920 * c-common.h (record_types_used_by_current_var_decl): Declare ...
5921 * c-common.c (record_types_used_by_current_var_decl): ... new
5923 * c-decl.c (finish_decl): Record the types used by the global
5924 variable declaration we've just parsed.
5925 * dwarf2out.c (premark_used_types): Insert a new line between
5926 comment and function.
5927 (premark_used_types_helper): Fix comment.
5928 (premark_types_used_by_global_vars_helper,
5929 premark_types_used_by_global_vars): New functions.
5930 (prune_unused_types): Do not prune types used by global variables.
5932 2009-09-23 Richard Guenther <rguenther@suse.de>
5934 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5935 produced for bigendian targets with promoted subregs.
5937 2009-09-23 Richard Guenther <rguenther@suse.de>
5939 * value-prof.c (gimple_ic): Purge old EH edges only after building
5942 2009-09-23 Nick Clifton <nickc@redhat.com>
5944 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5946 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5949 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5952 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5953 on non-nested functions.
5955 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5956 Jan Hubicka <jh@suse.cz>
5958 * dwarf2out.c (loc_list_plus_const): Only define if
5959 DWARF2_DEBUGGING_INFO.
5960 (address_of_int_loc_descriptor): Likewise.
5963 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5965 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5968 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5969 constant is more than zero.
5971 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5974 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5975 call final to emit non-scheduled prologue, instead insert at entry.
5977 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5978 Joseph S. Myers <joseph@codesourcery.com>
5980 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5982 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5983 Rafael Avila de Espindola <espindola@google.com>
5985 * gengtype.c (is_file_equal): New function.
5986 (close_output_files): Use is_file_equal. Free of->buf.
5988 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5989 Rafael Avila de Espindola <espindola@google.com>
5991 * gengtype.c (write_types, write_local): Add the output_header
5992 argument. Update all callers.
5994 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5996 * dwarf2out.c (template_parameter_pack_die,
5997 gen_formal_parameter_pack_die ): New functions.
5998 (make_ith_pack_parameter_name): Remove this function.
5999 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
6000 DW_TAG_formal_parameter_pack.
6001 (gen_generic_params_dies): Represent each template parameter pack
6002 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
6003 represented by usual DW_TAG_template_*_parameter DIEs that are
6004 children of the DW_TAG_template_parameter_pack element DIE.
6005 (generic_parameter_die): This doesn't deal with parameter pack
6006 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
6007 of parameter pack DIEs.
6008 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
6009 in certain cases, e.g. for pack elements.
6010 (gen_formal_types_die, gen_decl_die): Adjust usage of
6011 gen_formal_parameter_die.
6012 (gen_subprogram_die): Represent each function parameter pack by a
6013 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
6014 represented by usual DW_TAG_formal_parameter DIEs that are children
6015 of the DW_TAG_formal_parameter_pack DIE. Remove references to
6016 ____builtin_va_alist decls as no part of the compiler uses those
6018 * langhooks.h (struct lang_hooks_for_decls): Add
6019 function_parm_expanded_from_pack_p, get_generic_function_decl
6020 and function_parameter_pack_p hooks. Fix comment for
6021 get_innermost_generic_parms hook.
6022 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
6023 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
6024 macros and use them to initialize lang_hook.
6026 2009-09-22 Richard Henderson <rth@redhat.com>
6028 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
6029 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
6030 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
6031 on TRAMPOLINE_TEMPLATE.
6032 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
6033 TRAMPOLINE_ADJUST_ADDRESS.
6034 * targhooks.c (default_asm_trampoline_template): Remove.
6035 (default_trampoline_adjust_address): Remove.
6036 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
6037 * targhooks.h: Update decls.
6039 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6041 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
6042 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
6043 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
6045 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
6048 * reload1.c (reload): Reset debug insns with pseudos without
6051 2009-09-22 Janis Johnson <janis187@us.ibm.com>
6053 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
6054 unconditional true for decimal float modes.
6055 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
6056 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
6058 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6060 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
6061 Enable a new case for __FreeBSD__ >= 7.
6062 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
6063 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
6064 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
6065 and USE_LD_AS_NEEDED.
6067 * doc/install.texi (*-*-freebsd*): Update target information.
6069 2009-09-22 Richard Guenther <rguenther@suse.de>
6072 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
6073 arrays really properly.
6075 2009-09-22 Richard Henderson <rth@redhat.com>
6078 * target.h (struct gcc_target): Add asm_out.trampoline_template,
6079 calls.static_chain, calls.trampoline_init,
6080 calls.trampoline_adjust_address.
6081 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6082 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6083 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6084 * builtins.c (expand_builtin_setjmp_receiver): Use
6085 targetm.calls.static_chain; only clobber registers.
6086 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
6087 set up memory attributes properly for the trampoline block.
6088 (expand_builtin_adjust_trampoline): Use
6089 targetm.calls.trampoline_adjust_address.
6090 * calls.c (prepare_call_address): Add fndecl argument. Use
6091 targetm.calls.static_chain.
6092 * df-scan.c (df_need_static_chain_reg): Remove.
6093 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
6094 consolodate static chain handling.
6095 * doc/tm.texi: Document new hooks.
6096 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
6097 (init_emit_regs): Don't initialize them.
6098 * expr.h (prepare_call_address): Update decl.
6099 * final.c (profile_function): Use targetm.calls.static_chain.
6100 * function.c (expand_function_start): Likewise.
6101 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
6102 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
6103 only clobber registers.
6104 * targhooks.c (default_static_chain): New.
6105 (default_asm_trampoline_template, default_trampoline_init): New.
6106 (default_trampoline_adjust_address): New.
6107 * targhooks.h: Declare them.
6108 * varasm.c (assemble_trampoline_template): Use
6109 targetm.asm_out.trampoline_template. Make the memory block const
6112 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
6113 alpha_initialize_trampoline. Make static. Merge VMS parameter
6114 differences into the TARGET_ABI_OPEN_VMS code block.
6115 (TARGET_TRAMPOLINE_INIT): New.
6116 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
6117 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
6118 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
6119 (INITIALIZE_TRAMPOLINE): Remove.
6121 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
6122 (TRAMPOLINE_TEMPLATE): Merge with ...
6123 (INITIALIZE_TRAMPOLINE): ... this and move ...
6124 * config/arc/arc.c (arc_trampoline_init): ... here.
6125 (TARGET_TRAMPOLINE_INIT): New.
6127 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6128 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6129 (arm_asm_trampoline_template): New.
6130 (arm_trampoline_init, arm_trampoline_adjust_address): New.
6131 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
6132 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
6133 code to arm_asm_trampoline_template.
6134 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
6135 arm_trampoline_adjust_address.
6136 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
6137 adjust for target hook parameters.
6139 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
6142 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
6143 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
6144 (bfin_trampoline_init): Rename from initialize_trampoline;
6145 make static; update for target hook parameters.
6146 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6147 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
6148 bfin_asm_trampoline_template.
6149 (INITIALIZE_TRAMPOLINE): Remove.
6151 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6152 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
6153 cris_trampoline_init): New.
6154 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
6155 cris_asm_trampoline_template.
6156 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
6157 adjust for target hook parameters.
6159 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
6161 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6162 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
6163 fr30_trampoline_init): New.
6164 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
6165 fr30_asm_trampoline_template.
6166 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
6167 adjust for target hook parameters.
6169 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
6170 (frv_trampoline_init): Rename from frv_initialize_trampoline;
6171 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
6172 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
6173 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
6175 * config/h8300/h8300.c (h8300_trampoline_init): New.
6176 (TARGET_TRAMPOLINE_INIT): New.
6177 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
6178 to h8300_trampoline_init and adjust for hook parameters.
6180 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
6181 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
6182 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
6183 make static; adjust for hook parameters.
6184 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
6186 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6187 (TARGET_TRAMPOLINE_INIT): New.
6188 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
6189 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
6190 iq2000_asm_trampoline_template.
6191 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
6192 (TRAMPOLINE_CODE_SIZE): New.
6193 (TRAMPOLINE_SIZE): Use it.
6194 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
6196 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
6197 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
6198 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
6199 adjust for hook parameters.
6200 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
6202 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
6203 (m32r_trampoline_init): New.
6204 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
6205 m32r_trampoline_init.
6207 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
6208 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
6209 make static; update for hook parameters.
6210 * config/m68hc11/m68hc11-protos.h: Update.
6211 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
6213 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6214 (TARGET_TRAMPOLINE_INIT): New.
6215 (mcore_function_value): Fix typo.
6216 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
6217 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
6218 to mcore_asm_trampoline_template.
6219 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
6221 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
6222 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
6223 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
6224 update for hook parameters.
6225 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
6227 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6228 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6229 mips_trampoline_init): New.
6230 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
6231 mips_asm_trampoline_template.
6232 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
6233 update for hook parameters.
6235 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6236 (TARGET_TRAMPOLINE_INIT): New.
6237 (mmix_trampoline_size): Remove.
6238 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
6239 make static. Remove out-of-date tetra vs octa comment.
6240 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
6241 make static; update for hook parameters.
6242 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
6243 (INITIALIZE_TRAMPOLINE): Remove.
6244 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
6245 (TRAMPOLINE_ALIGNMENT): New.
6246 * gcc/config/mmix/mmix-protos.h: Update.
6248 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6249 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6250 mn10300_trampoline_init): New.
6251 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
6252 mn10300_asm_trampoline_template.
6253 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
6255 * config/moxie/moxie.c (moxie_static_chain,
6256 moxie_asm_trampoline_template, moxie_trampoline_init,
6257 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
6258 TARGET_TRAMPOLINE_INIT): New.
6259 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
6260 moxie_trampoline_init.
6261 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
6262 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6264 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6265 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6266 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
6267 pa_trampoline_adjust_address): New.
6268 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
6269 pa_asm_trampoline_template.
6270 (TRAMPOLINE_ALIGNMENT): New.
6271 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
6272 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
6273 adjust for hook parameters.
6274 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
6276 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
6277 (TARGET_TRAMPOLINE_INIT): New.
6278 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
6279 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
6281 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
6283 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
6284 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
6285 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
6286 make static; adjust parameters for the hook.
6287 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
6289 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
6290 s390_trampoline_template; make static.
6291 (s390_trampoline_init): Rename from s390_initialize_trampoline;
6292 make static; adjust for target hook.
6293 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6294 * config/s390/s390-protos.h: Remove trampoline decls.
6295 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
6296 (TRAMPOLINE_TEMPLATE): Remove.
6297 (TRAMPOLINE_ALIGNMENT): New.
6299 * config/score/score-protos.h (score_initialize_trampoline): Remove.
6300 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6301 (TARGET_TRAMPOLINE_INIT): New.
6302 (score_asm_trampoline_template): New.
6303 (score_trampoline_init): Rename from score_initialize_trampoline;
6304 make static; adjust for hook parameters.
6305 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
6306 score[37]_asm_trampoline_template.
6307 (INITIALIZE_TRAMPOLINE): Remove.
6308 * config/score/score3.c (score3_asm_trampoline_template): New.
6309 (score3_trampoline_init): Rename from score3_initialize_trampoline;
6310 adjust for target hook.
6311 * config/score/score7.c (score7_asm_trampoline_template): New.
6312 (score7_trampoline_init): Rename from score7_initialize_trampoline;
6313 adjust for target hook.
6314 * config/score/score3.h, config/score/score7.h: Update.
6316 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
6317 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
6318 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6319 (sh_trampoline_init): Rename from sh_initialize_trampoline;
6320 make static; adjust for target hook parameters.
6321 (sh_trampoline_adjust_address): New.
6322 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
6323 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
6325 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
6326 (sparc32_initialize_trampoline): Rename from
6327 sparc_initialize_trampoline; make static; replace tramp parameter
6328 with m_tramp and update memory accesses.
6329 (sparc64_initialize_trampoline): Similarly.
6330 (sparc_trampoline_init): New.
6331 * config/sparc/sparc-protos.h: Remove trampoline decls.
6332 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
6333 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
6335 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
6336 (array_to_constant): Make ARR parameter const.
6337 (spu_trampoline_init): Rename from spu_initialize_trampoline;
6338 make static; update for hook parameters.
6339 * config/spu/spu-protos.h: Update decls.
6340 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
6342 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
6343 from xstormy16_initialize_trampoline; make static; update for
6345 (TARGET_TRAMPOLINE_INIT): New.
6346 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
6348 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6349 (TARGET_TRAMPOLINE_INIT): New.
6350 (v850_can_eliminate): Make static.
6351 (v850_asm_trampoline_template, v850_trampoline_init): New.
6352 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
6353 v850_asm_trampoline_template.
6354 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
6355 and adjust for target hook parameters.
6357 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6358 (TARGET_TRAMPOLINE_INIT): New.
6359 (vax_asm_trampoline_template, vax_trampoline_init): New.
6360 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
6361 vax_asm_trampoline_template.
6362 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
6364 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6365 (TARGET_TRAMPOLINE_INIT): New.
6366 (xtensa_asm_trampoline_template): Rename from
6367 xtensa_trampoline_template; make static.
6368 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
6369 make static; update for hook parameters.
6370 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
6371 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
6372 (INITIALIZE_TRAMPOLINE): Remove.
6374 * config/i386/i386.c (ix86_function_regparm): Do not issue an
6375 error for nested functions with regparm=3.
6376 (ix86_compute_frame_layout): Adjust frame pointer offset for
6377 ix86_static_chain_on_stack.
6378 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
6379 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
6380 don't reset to UNITS_PER_WORD.
6381 (ix86_emit_leave): Adjust ix86_cfa_state.
6382 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
6383 (ix86_static_chain): New.
6384 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
6385 make static; update for target hook parameters; use ix86_static_chain.
6386 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6387 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
6388 (INITIALIZE_TRAMPOLINE): Remove.
6389 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
6390 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
6391 to the end. Add static_chain_on_stack.
6392 (ix86_static_chain_on_stack): New.
6394 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
6395 (m68k_output_mi_thunk): Don't use static_chain_rtx.
6396 (m68k_trampoline_init): New.
6397 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
6398 m68k_trampoline_init and adjust for hook parameters.
6399 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
6400 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
6402 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6404 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
6405 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
6407 * reload1.c (reload): Call wrap_constant when substituting
6408 reg for equiv inside of DEBUG_INSNs.
6411 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
6412 add_call_src_coords_attributes, add_high_low_attributes,
6413 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
6414 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
6415 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
6416 when -gdwarf-2 -gstrict-dwarf.
6417 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
6418 -gdwarf-[23] -gstrict-dwarf.
6419 (address_of_int_loc_descriptor, loc_descriptor,
6420 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
6421 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
6422 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
6424 2009-09-22 Richard Guenther <rguenther@suse.de>
6426 PR tree-optimization/41428
6427 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
6428 (ccp_finalize): Pass it to substitute_and_fold.
6430 2009-09-22 Richard Guenther <rguenther@suse.de>
6432 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
6433 (substitute_and_fold): Adjust prototype.
6434 * tree-vrp.c (vrp_evaluate_conditional): Make static.
6435 (simplify_stmt_using_ranges): Likewise.
6436 (fold_predicate_in): Move here from tree-ssa-propagate.c.
6437 (vrp_fold_stmt): New function.
6438 (vrp_finalize): Pass it to substitute_and_fold.
6439 * tree-flow.h (vrp_evaluate_conditional): Remove.
6440 (simplify_stmt_using_ranges): Likewise.
6441 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
6442 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6443 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
6445 (fold_predicate_in): Move to tree-vrp.c.
6446 (substitute_and_fold): Use the callback instead of calling into
6447 tree-vrp.c functions directly.
6449 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6451 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
6452 comparison warning on rs6000.
6455 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
6456 GIMPLE_EH_MUST_NOT_THROW cleanup.
6457 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6459 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
6462 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
6463 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
6464 LIB_SPEC for darwin10 and later since it always uses the unwinder in
6465 libSystem which is derived from the gcc 4.2.1 unwinder.
6467 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6470 * varasm.c (default_encode_section_info): Copy TLS model into
6471 sym_ref flags regardless of backend support for TLS, for all
6472 model types except TLS_MODEL_EMULATED.
6474 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6477 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
6478 we can handle it correctly.
6480 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6482 * doc/install.texi (os2): Remove section.
6484 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6486 * doc/standards.texi (Objective-C): Adjust two URLs.
6488 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
6490 * tree-tailcall.c (process_assignment): Don't check if a
6491 multiplication or an addition are already present.
6492 (find_tail_calls): Combine multiple additions and multiplications.
6493 (adjust_accumulator_values): Emit accumulators.
6495 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
6497 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
6498 xmm register restore.
6500 2009-09-21 Jan Hubicka <jh@suse.cz>
6502 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
6503 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
6506 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
6508 * stor-layout.c (layout_type): Remove obsolete code.
6510 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
6513 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
6515 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6518 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
6519 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
6520 (fold_builtin_2, do_mpc_arg1): Update accordingly.
6521 * fold-const.c (const_binop): Likewise.
6522 * real.h (do_mpc_arg2): Update prototype.
6524 2009-09-20 Jan Hubicka <jh@suse.cz>
6526 * dwarf2out.c (add_const_value_attribute): Return true if successful.
6527 (add_location_or_const_value_attribute): Rewrite using
6529 (tree_add_const_value_attribute): Return true if successful.
6530 (tree_add_const_value_attribute_for_decl): Likewise.
6532 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
6533 (loc_descriptor): ... here;
6534 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6535 (cst_pool_loc_descr): Break out from ...; do not reffer constant
6536 pool items that was not marked for output.
6537 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
6538 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6539 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6540 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
6541 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
6542 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
6543 DW_OP_stack_value to get address of items that are not available
6545 (dw_loc_list): Handle single element lists correctly.
6547 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
6548 Pascal Obry <obry@adacore.com>
6550 * unwind-dw2-fde.c (classify_object_over_fdes):
6551 Cast the constant 1 to _Unwind_Ptr.
6552 (add_fdes): Likewise.
6553 (linear_search_fdes): Likewise.
6555 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
6557 * stor-layout.c (set_sizetype): Avoid useless type copy.
6559 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
6561 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
6563 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
6564 * configure, config.in: Regenerate.
6565 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
6567 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
6568 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
6569 for global data if the output could be used in a shared library.
6570 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6571 to 0 if TARGET_WRITABLE_EH_FRAME.
6573 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
6575 PR rtl-optimization/39886
6576 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
6577 just when insn is equal to BB_END (bb).
6579 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
6581 * config/mips/mips.opt (mrelax-pic-calls): New option.
6582 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
6584 (mips_unspec_call): Change "unspec_call" expander into this.
6585 (mips_strip_unspec_call): New function.
6586 (mips_got_load): Call mips_unspec_call instead of
6587 gen_unspec_call<mode>.
6588 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
6590 (mips_cfg_in_reorg): New function.
6591 (mips16_lay_out_constants): Use it to decide whether to call
6592 CFG-aware insn splitting.
6593 (r10k_insert_cache_barriers): Move CFG set-up code from here to
6594 mips_reorg. Move DF set-up code from here ...
6595 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
6597 (mips_reorg): Call mips_df_reorg instead of
6598 r10k_insert_cache_barriers. Move CFG set-up code here from
6599 r10k_insert_cache_barriers.
6600 (mips_call_expr_from_insn): New function.
6601 (mips_pic_call_symbol_from_set): Likewise.
6602 (mips_find_pic_call_symbol): Likewise.
6603 (mips_annotate_pic_call_expr): Likewise.
6604 (mips_get_pic_call_symbol): Likewise.
6605 (mips_annotate_pic_calls): Likewise.
6606 (mips_override_options): Disable -mrelax-pic-calls unless PIC
6608 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
6609 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
6610 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
6612 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
6613 (unspec_call<mode>): Remove it.
6614 (sibcall_internal, sibcall_value_internal,
6615 sibcall_value_multiple_internal, call_internal, call_split,
6616 call_value_internal, call_value_split,
6617 call_value_multiple_internal, call_value_multiple_split): Pass
6618 SIZE_OPNO to MIPS_CALL.
6619 (call_internal_direct, call_direct_split,
6620 call_value_internal_direct, call_value_direct_split): Pass -1 as
6621 SIZE_OPNO to MIPS_CALL.
6622 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
6623 * configure: Regenerate.
6624 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
6625 and -mno-relax-pic-calls.
6626 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
6628 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6631 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
6632 in the directory this rule is called from, rather than the
6633 toplevel 'gcc' directory, to fix in-tree build.
6635 2009-09-19 Chris Demetriou <cgd@google.com>
6637 PR preprocessor/28435:
6638 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
6639 to cpplib that the preprocessor output is needed.
6641 2009-09-19 Jakub Jelinek <jakub@redhat.com>
6643 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
6644 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
6645 *return_and_restore_fpregs_<mode>,
6646 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
6649 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
6650 instead of assuming it has always a REG inside of it.
6652 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
6654 * config/freebsd.h: Update comment on types.
6655 (WINT_TYPE): Define.
6657 2009-09-18 Jason Merrill <jason@redhat.com>
6659 * c.opt: Add -fno-deduce-init-list.
6661 2009-09-18 Neil Vachharajani <nvachhar@google.com>
6663 * value-prof.c (interesting_stringop_to_profile_p): Added output
6664 argument to indicate which parameter is the size parameter.
6665 * value-prof.c (gimple_stringop_fixed_value): Use
6666 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
6667 * value-prof.c (gimple_stringops_transform): Update call sites to
6668 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
6670 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
6673 From David Binderman <dcb314@hotmail.com>:
6674 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
6675 local variable f. Remove stale comments.
6676 (ix86_compute_frame_layout): Remove useless local variable total_size.
6677 Remove #if 0'd code.
6678 (legitimate_address_p): Remove useless local variables
6679 reason_rtx and reason.
6680 (ix86_split_copysign_const): Remove useless local variable op1.
6681 (scale_counter): Remove useless local variable piece_size_mask.
6683 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6685 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6688 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6691 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6693 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6695 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6698 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6700 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6701 DW_OP_implicit_value even without dwarf_version 4.
6703 2009-09-17 Jan Hubicka <jh@suse.cz>
6705 * dwarf2out.c: Include tree-pass.h and gimple.h.
6706 (loc_list_plus_const): New function.
6707 (loc_descriptor_from_tree_1): Rename to ...
6708 (loc_descriptor_from_tree): ... remove original.
6709 (loc_list_from_tree): New function.
6710 (add_AT_location_description): Accept location list.
6711 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6712 (concatn_mem_loc_descriptor): Remove.
6713 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6715 (secname_for_decl): Move up.
6716 (hidden_reference_p): New function; break out from ...
6717 (loc_by_refernece): ... here; move up.
6718 (dw_loc_list): New function.
6719 (single_element_loc_list): New function.
6720 (single_element_loc_list_p): New function.
6721 (add_loc_descr_to_each): New function.
6722 (add_loc_list): New function.
6723 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6724 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6725 add diagnostics why expansion failed.
6726 (add_location_or_const_value_attribute): Support location lists.
6727 (add_bound_info): Likewise.
6728 (descr_info_loc): Update call of loc_descriptor_from_tree.
6729 (gen_variable_die): Work on location lists.
6730 * final.c (pass_final): Add dump file.
6731 * Makefile.in (dwarf2out.o): Add new dependencies.
6733 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6736 * real.c decimal_from_integer, decimal_integer_string): New.
6737 (real_from_integer): Use them as special case for decimal float.
6738 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6739 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6740 Do not append zero after the decimal point in string to convert.
6742 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6744 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6745 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6747 2009-09-17 Martin Jambor <mjambor@suse.cz>
6749 * common.opt (fipa-sra): New switch.
6750 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6751 * timevar.def (TV_IPA_SRA): New timevar.
6752 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6753 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6754 * tree-sra.c: Include cgraph.c.
6755 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6756 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6757 and grp_not_necessarilly_dereferenced.
6758 (func_param_count): New variable.
6759 (encountered_apply_args): New variable.
6760 (bb_dereferences): New variable.
6761 (final_bbs): New variable.
6762 (no_accesses_representant): New variable.
6763 (no_accesses_p): New function.
6764 (dump_access): Dump the new fields.
6765 (sra_initialize): Set encountered_apply_args to false.
6766 (get_ssa_base_param): New function.
6767 (mark_parm_dereference): New function.
6768 (create_access): Caring for INIDRECT_REFs and different handling of
6769 varialble length accesses in early IPA SRA. Store the stmt - a new
6770 parameter - to the new access.
6771 (build_access_from_expr_1): New parameter stmt, passed to
6772 create_access. Handle INDIRECT_REFs.
6773 (build_access_from_expr): Pass the current statement to
6774 build_access_from_expr_1.
6775 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6777 (build_accesses_from_assign): Pass the current statement to
6778 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6779 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6780 final_bbs when necessary. Check for calls to __builtin_apply_args.
6781 Fixup EH info if anythng was changed.
6782 (is_unused_scalar_param): New function.
6783 (ptr_parm_has_direct_uses): New function.
6784 (find_param_candidates): New function.
6785 (mark_maybe_modified): New function.
6786 (analyze_modified_params): New function.
6787 (propagate_dereference_distances): New function.
6788 (dump_dereferences_table): New function.
6789 (analyze_caller_dereference_legality): New function.
6790 (unmodified_by_ref_scalar_representative): New function.
6791 (splice_param_accesses): New function.
6792 (decide_one_param_reduction): New function.
6793 (enum ipa_splicing_result): New type.
6794 (splice_all_param_accesses): New function.
6795 (get_param_index): New function.
6796 (turn_representatives_into_adjustments): New function.
6797 (analyze_all_param_acesses): New function.
6798 (get_replaced_param_substitute): New function.
6799 (get_adjustment_for_base): New function.
6800 (replace_removed_params_ssa_names): New function.
6801 (sra_ipa_reset_debug_stmts): New function.
6802 (sra_ipa_modify_expr): New function.
6803 (sra_ipa_modify_assign): New function.
6804 (convert_callers): New function.
6805 (modify_function): New function.
6806 (ipa_sra_preliminary_function_checks): New function.
6807 (ipa_early_sra): New function.
6808 (ipa_early_sra_gate): New function.
6809 (pass_early_ipa_sra): New variable.
6810 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6812 2009-09-17 Michael Matz <matz@suse.de>
6815 * tree.c (build_type_attribute_qual_variant): Export.
6816 * tree.h (build_type_attribute_qual_variant): Declare.
6817 * tree-inline.c (remap_type_1): Use it to build variants with
6818 the original qualifiers and attributes.
6820 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6822 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6823 without a fallthrough edge.
6825 2009-09-16 DJ Delorie <dj@redhat.com>
6827 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6828 chip and ignore the "fast_interrupt" attribute if so.
6830 2009-09-16 Richard Henderson <rth@redhat.com>
6833 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6836 2009-09-16 Richard Henderson <rth@redhat.com>
6839 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6840 is set only if DECL_NO_STATIC_CHAIN is unset.
6841 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6842 (FOR_EACH_NEST_INFO): New.
6843 (walk_all_functions): Use it.
6844 (finalize_nesting_tree): Likewise.
6845 (unnest_nesting_tree): Likewise.
6846 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6847 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6848 (convert_gimple_call): Early out if gimple_call_chain already set.
6849 (convert_all_function_calls): Iterate until no new functions
6850 require a static chain.
6851 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6852 when building a trampoline. Use dump_function_to_file instead
6854 (lower_nested_functions): Open dump_file. Validate that decls
6855 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6856 bit reset by this pass.
6858 2009-09-16 Michael Matz <matz@suse.de>
6861 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6862 shorten decl_common_unused.
6863 (DECL_RESTRICTED_P): New accessor.
6864 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6865 to disambiguate marked decls and restrict pointers.
6867 2009-09-16 Richard Henderson <rth@redhat.com>
6870 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6872 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6874 * integrate.c (set_block_abstract_flags): Call
6875 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6877 2009-09-16 Richard Guenther <rguenther@suse.de>
6880 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6883 2009-09-16 DJ Delorie <dj@redhat.com>
6884 Kaz Kojima <kkojima@gcc.gnu.org>
6886 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6887 (sh_expand_prologue): Update calls to output_stack_adjust.
6888 (sh_expand_epilogue): Likewise.
6890 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6893 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6894 trying to limit the extent of searches in the insn stream.
6896 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6897 Jakub Jelinek <jakub@redhat.com>
6901 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6903 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6904 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6905 (rs6000_savres_strategy): Always save FP registers inline if the
6906 target doesn't support hardware double-precision. Set the above
6907 bits in return value when needed.
6908 (rs6000_savres_routine_sym): Fix computation for cache selector.
6909 Mark the generated symbol as a function. Rename exitp argument to
6910 lr. Move code for determining the name of the symbol...
6911 (rs6000_savres_routine_name): ...here. New function. Add cases for
6912 getting the names right on AIX and 64-bit Linux.
6913 (savres_routine_name): New variable.
6914 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6915 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6916 on what the target routine uses as a base register. If savep && lr
6917 describe saving of r0 into memory slot.
6918 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6919 line calls for AIX ABI.
6920 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6921 determine FP save/restore functions.
6922 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6923 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6925 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6926 Duplicate restoration of LR and execute the appropriate one
6927 depending on whether GPRs are being restored inline. Set r11 from
6928 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6929 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6930 Fix out of line calls for AIX ABI.
6931 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6933 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6935 (*restore_gpregs_spe): Likewise.
6936 (*return_and_restore_gpregs_spe): Likewise.
6937 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6938 Define to empty string unconditionally.
6939 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6940 Define to empty string unconditionally.
6941 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6944 2009-09-15 Jan Hubicka <jh@suse.cz>
6946 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6947 * params.def (inline-insns-auto): Likewise.
6949 2009-09-15 Martin Jambor <mjambor@suse.cz>
6951 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6952 individual statements only at TDF_DETAILS dump level. Format
6953 source for 80 characters per line.
6955 2009-09-15 Christian Bruel <christian.bruel@st.com>
6957 * regrename.c (do_replace): Update REG_DEAD notes.
6959 2009-09-15 Revital Eres <eres@il.ibm.com>
6961 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6962 * targhooks.c (default_builtin_support_vector_misalignment):
6963 New builtin function.
6964 * targhooks.h (default_builtin_support_vector_misalignment):
6966 * target.h (builtin_support_vector_misalignment):
6967 New field in struct gcc_target.
6968 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6969 new builtin function.
6970 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6972 * config/rs6000/rs6000.c
6973 (rs6000_builtin_support_vector_misalignment): New function.
6974 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6976 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6978 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6980 (bfin_optimize_loop): Likewise.
6981 (bfin_gen_bundles): Likewise.
6982 (workaround_speculation): Likewise.
6983 (find_load): Return NULL_RTX for debug_insn.
6985 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6987 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6990 2009-09-14 DJ Delorie <dj@redhat.com>
6992 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6993 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6996 2009-09-14 Richard Henderson <rth@redhat.com>
6997 Jakub Jelinek <jakub@redhat.com>
6999 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
7000 * cfgbuild.c (make_edges): Handle asm goto.
7001 * cfglayout.c (fixup_reorder_chain): Likewise.
7002 * cfgrtl.c (patch_jump_insn): Likewise.
7003 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
7004 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
7005 (gimple_build_asm_vec): Add and use labels parameter.
7006 (gimple_build_asm): Remove.
7007 (walk_gimple_asm): Walk labels too.
7008 * gimple.def (GIMPLE_ASM): Update docs.
7009 * gimple.h: Update decls.
7010 (struct gimple_statement_asm): Change nc to use unsigned char;
7012 (gimple_asm_nlabels): New.
7013 (gimple_asm_label_op, gimple_asm_set_label_op): New.
7014 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
7015 into gimple_build_asm_vec.
7016 * jump.c (mark_jump_label_asm): New.
7017 (mark_jump_label): Use it.
7018 (redirect_jump_1): Handle asm goto.
7019 (invert_jump_1): Soft fail if X is null.
7020 * recog.c (extract_asm_operands): New.
7021 (asm_noperands): Use it; handle asm labels.
7022 (decode_asm_operands): Use extract_asm_operands.
7023 (asm_operand_ok): Properly handle empty string.
7024 * reg-stack.c (get_asm_operands_in_out): Rename from
7025 get_asm_operand_n_inputs; use extract_asm_operands; return both
7026 inputs and outputs by reference; update all callers.
7027 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
7028 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
7029 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
7030 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
7031 (extract_asm_operands): Declare.
7032 * stmt.c (expand_asm_operands): Add and use labels parameter.
7033 (check_unique_operand_names): Likewise.
7034 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
7035 (expand_asm_stmt): Handle asm labels.
7036 * tree-cfg.c (make_gimple_asm_edges): New.
7037 (make_edges): Use it.
7038 (cleanup_dead_labels): Handle asm labels.
7039 (is_ctrl_altering_stmt): Likewise.
7040 (gimple_redirect_edge_and_branch): Likewise.
7041 * tree.def (ASM_EXPR): Add 5th operand.
7042 * tree.h (ASM_LABELS): New.
7043 (resolve_asm_operand_names): Update decl.
7045 * c-parser.c (c_parser_asm_statement): Parse asm goto.
7046 (c_parser_asm_goto_operands): New.
7047 * c-tree.h (build_asm_expr): Update decl.
7048 * c-typeck.c (build_asm_expr): Add and use labels parameter.
7049 * doc/extend.texi: Document asm goto.
7051 2009-09-14 Richard Henderson <rth@redhat.com>
7053 * except.h: Update declarations.
7054 (struct pointer_map_t): Forward declare.
7055 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
7056 (struct eh_landing_pad_d, eh_landing_pad): New.
7057 (struct eh_catch_d, eh_catch): New.
7058 (struct eh_region_d): Remove next_region_sharing_label, aka,
7059 label, tree_label, landing_pad, post_landing_pad, resume,
7060 may_contain_throw. Rename region_number to index. Remove
7061 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
7062 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
7063 (VEC(eh_landing_pad,gc)): New.
7064 (struct eh_status): Remove last_region_number. Add lp_array,
7065 throw_stmt_table, ttype_data, ehspec_data.
7066 (ehr_next, FOR_ALL_EH_REGION_AT): New.
7067 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
7068 * except.c (lang_protect_cleanup_actions): Return tree.
7069 (struct ehl_map_entry): Remove.
7070 (init_eh_for_function): Push zero entries for region and lp_array.
7071 (gen_eh_region): Add to region_array immediately.
7072 (gen_eh_region_catch): Operate on eh_catch objects.
7073 (gen_eh_landing_pad): New.
7074 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
7075 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
7076 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
7077 (get_eh_landing_pad_from_number_fn): New.
7078 (get_eh_landing_pad_from_number): New.
7079 (get_eh_region_from_lp_number_fn): New.
7080 (get_eh_region_from_lp_number): New.
7081 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
7082 (get_exception_pointer, get_exception_filter): Remove.
7083 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
7084 (current_function_has_exception_handlers): Simplify.
7085 (bring_to_root, eh_region_replaceable_by_p): Remove.
7086 (replace_region, hash_type_list, hash_eh_region): Remove.
7087 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
7088 (label_to_region_map, num_eh_regions): Remove.
7089 (get_next_region_sharing_label, must_not_throw_labels): Remove.
7090 (find_exception_handler_labels): Remove.
7091 (duplicate_eh_regions_0, find_prev_try): Remove.
7092 (struct duplicate_eh_regions_data): New.
7093 (duplicate_eh_regions_1): Rewrite.
7094 (duplicate_eh_regions): Return a pointer map instead of an
7096 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
7097 (redirect_eh_edge_to_label): Remove.
7098 (eh_region_outermost): Rewrite using eh_region pointers
7099 instead of integers.
7100 (add_ttypes_entry): Update for ttype_data move to eh_status.
7101 (add_ehspec_entry): Rewrite with VEC instead of varray.
7102 (assign_filter_values): Likewise. Export.
7103 (build_post_landing_pads, connect_post_landing_pads): Remove.
7104 (dw2_build_landing_pads): Rewrite to use lp_array.
7105 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
7106 (sjlj_assign_call_site_values): Rewrite to use lp_array.
7107 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
7108 (sjlj_mark_call_sites): Update for landing pad numbers.
7109 (finish_eh_generation): Rewrite.
7110 (gate_handle_eh): Do nothing for no eh tree.
7111 (pass_rtl_eh): Move up near finish_eh_generation.
7112 (remove_eh_landing_pad): New.
7113 (remove_eh_handler): Export.
7114 (remove_eh_region, remove_eh_handler_and_replace): Remove.
7115 (for_each_eh_label): Rewrite to use lp_array.
7116 (make_reg_eh_region_note): New.
7117 (make_reg_eh_region_note_nothrow_nononlocal): New.
7118 (insn_could_throw_p): New.
7119 (copy_reg_eh_region_note_forward): New.
7120 (copy_reg_eh_region_note_backward): New.
7121 (check_handled, add_reachable_handler): Remove.
7122 (reachable_next_level, foreach_reachable_handler): Remove.
7123 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
7124 (get_eh_region_and_lp_from_rtx): New.
7125 (get_eh_region_from_rtx): New.
7126 (can_throw_internal_1, can_throw_external_1): Remove.
7127 (can_throw_internal): Use get_eh_region_from_rtx.
7128 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
7129 (insn_nothrow_p, can_nonlocal_goto): New.
7130 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
7131 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
7132 (add_action_record): Use VEC not varray.
7133 (collect_one_action_chain): Update for eh_region changes.
7134 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
7135 Use get_eh_region_and_lp_from_rtx.
7136 (gate_convert_to_eh_region_ranges): New.
7137 (pass_convert_to_eh_region_ranges): Use it.
7138 (push_uleb128, push_sleb128): Use VEC not varray.
7139 (output_one_function_exception_table): Likewise.
7140 (dump_eh_tree): Update for eh_region changes.
7141 (verify_eh_tree): Likewise.
7142 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
7143 * tree-eh.c: Include target.h.
7144 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
7145 Don't disallow GIMPLE_RESX; adjust argument check.
7146 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
7147 (record_stmt_eh_region): Update for landing pad numbers;
7148 generate a landing pad if necessary.
7149 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
7150 (remove_stmt_from_eh_lp_fn): Similarly.
7151 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
7152 Update for lp numbers; don't special case missing throw_stmt_table.
7153 (lookup_expr_eh_lp): Similarly.
7154 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
7155 (eh_seq, eh_region_may_contain_throw): New.
7156 (struct leh_state): Add ehp_region.
7157 (struct leh_tf_state): Remove eh_label.
7158 (emit_post_landing_pad): New.
7159 (emit_resx, emit_eh_dispatch): New.
7160 (note_eh_region_may_contain_throw): New.
7161 (frob_into_branch_around): Take eh_region not eh label;
7162 emit eh code into eh_seq.
7163 (honor_protect_cleanup_actions): Early exit for no actions. Don't
7164 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
7165 lower_eh_must_not_throw. Emit code to eh_seq.
7166 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
7167 (lower_try_finally_onedest): Likewise.
7168 (lower_try_finally_copy): Likewise.
7169 (lower_try_finally_switch): Likewise.
7170 (lower_try_finally): Initialize ehp_region.
7171 (lower_catch): Update for eh_catch objects.
7172 (lower_eh_filter): Don't handle must_not_throw.
7173 (lower_eh_must_not_throw): New.
7174 (lower_cleanup): Don't set eh_label.
7175 (lower_eh_constructs_2): Resolve eh builtins.
7176 Handle GIMPLE_EH_MUST_NOT_THROW.
7177 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
7178 Add eh_seq to the end of the function body.
7179 (make_eh_dispatch_edges): New.
7180 (make_eh_edge): Remove.
7181 (make_eh_edges): Simplify for landing pads.
7182 (redirect_eh_edge_1): New.
7183 (redirect_eh_edge): Use it.
7184 (redirect_eh_dispatch_edge): New.
7185 (stmt_could_throw_p): Use a switch. Allow RESX.
7186 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
7187 (stmt_can_throw_internal): Likewise.
7188 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
7189 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
7190 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
7191 (gate_refactor_eh): New.
7192 (pass_refactor_eh): Use it.
7193 (lower_resx, execute_lower_resx, pass_lower_resx): New.
7194 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
7195 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
7196 (remove_unreachable_handlers): Rename from
7197 tree_remove_unreachable_handlers; rewrite for landing pads;
7198 call remove_eh_handler directly.
7199 (remove_unreachable_handlers_no_lp): New.
7200 (unsplit_eh, unsplit_all_eh): New.
7201 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
7202 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
7203 (cleanup_empty_eh_unsplit): New.
7204 (cleanup_empty_eh): Rewrite.
7205 (cleanup_all_empty_eh): New.
7206 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
7207 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
7208 (gate_cleanup_eh): New.
7209 (pass_cleanup_eh): Use it.
7210 (verify_eh_edges): Move later in file. Expect one EH edge.
7211 (verify_eh_dispatch_edge): New.
7213 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
7214 (gtype-desc.o): Add TARGET_H.
7215 (tree.o): Use EXCEPT_H, not except.h.
7216 (cfgbuild.o): Add EXPR_H.
7217 (GTFILES): Add vecprim.h.
7218 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
7219 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
7220 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
7221 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
7222 * calls.c (emit_call_1): Use make_reg_eh_region_note.
7223 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
7224 calls to can_throw_internal.
7225 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
7226 (make_edges): Don't handle RESX; use can_nonlocal_goto.
7227 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
7228 (expand_gimple_stmt): Use make_reg_eh_region_note.
7229 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
7230 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
7231 or find_exception_handler_labels.
7232 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
7233 there is exacly one EH edge. Use can_nonlocal_goto and
7235 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
7236 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
7237 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
7238 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
7239 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
7240 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
7241 * dse.c (scan_insn): Use insn_could_throw_p.
7242 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
7243 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
7244 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
7245 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
7246 EXC_PTR_EXPR or FILTER_EXPR.
7247 (tree_expr_nonzero_warnv_p): Likewise.
7248 * function.h: Include vecprim.h, not varray.h
7249 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
7250 move ttype_data and ehspec_data members to struct eh_status; change
7251 action_record_data member to a VEC.
7252 * gcse.c (hash_scan_set): Use can_throw_internal.
7253 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
7254 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
7255 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7256 (block_may_fallthru): Don't handle RESX_EXPR.
7257 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
7258 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
7259 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
7260 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
7261 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
7262 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
7263 (gimple_size): Likewise.
7264 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
7265 (gimple_build_resx): Use gimple_build_with_ops.
7266 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
7267 (is_gimple_val): Likewise.
7268 (is_gimple_stmt): Remove RESX_EXPR.
7269 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
7270 (GIMPLE_RESX): Reorder with other EH constructs.
7271 * gimple.h (struct gimple_statement_eh_mnt): New.
7272 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
7273 (gimple_eh_filter_must_not_throw): Remove.
7274 (gimple_eh_filter_set_must_not_throw): Remove.
7275 (gimple_eh_must_not_throw_fndecl): New.
7276 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
7277 (is_gimple_resx): New.
7278 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
7279 Don't copy EH_FILTER_MUST_NOT_THROW.
7280 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
7281 * ipa-inline.c (estimate_function_body_sizes): Don't try to
7282 handle must_not_throw_labels specially.
7283 * ipa-pure-const.c (check_call): Update debug statement for LP.
7284 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
7285 * ipa-utils.c (get_base_var): Likewise.
7286 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
7287 * lower-subreg.c (move_eh_region_note): Remove.
7288 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
7289 * omp-low.c (new_omp_context): Update for eh_lp_nr.
7290 (create_task_copyfn): Likewise.
7291 (maybe_catch_exception): Use gimple_build_eh_filter.
7292 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
7293 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
7294 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
7295 and pass_lower_resx.
7296 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
7297 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
7298 can_throw_internal, can_nonlocal_goto.
7299 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
7300 copy_reg_eh_region_note_forward.
7301 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
7302 (emit_output_reload_insns): Likewise.
7303 (copy_eh_notes): Remove.
7304 * rtl.def (RESX): Remove.
7305 * rtl.h: Update declarations.
7306 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
7307 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
7308 (update_eh_label): Remove.
7309 (cleanup_dead_labels_eh): New.
7310 (cleanup_deal_labels): Use it instead of update_eh_label.
7311 (gimple_merge_blocks): Update landing pad data structure when
7312 removing a landing pad label.
7313 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
7314 test; handle GIMPLE_EH_MUST_NOT_THROW.
7315 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
7316 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
7317 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
7318 (verify_stmt): Likewise. Verify landing pads.
7319 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
7320 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
7321 (struct move_stmt_d): Add eh_map.
7322 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
7323 (move_stmt_r): Remap eh region numbers in builtin calls,
7324 resx and eh_dispatch.
7325 (move_block_to_fn): Remove eh_offset parameter. Use
7326 maybe_duplicate_eh_stmt_fn.
7327 (find_outermost_region_in_block): Operate on eh_region pointers
7328 instead of region numbers.
7329 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
7330 duplicate_eh_regions.
7331 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
7332 test earlier. Disallow EH landing pads.
7333 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
7334 * tree-flow.h: Update declarations.
7335 (struct tree_ann_common_d): Replace rn with lp_nr.
7336 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
7337 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
7338 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
7339 resx and eh_dispatch.
7340 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
7341 (copy_edges_for_bb): Use make_eh_dispatch_edges.
7342 (copy_cfg_body): Expect eh_map instead of eh_region_offset
7343 from duplicate_eh_regions.
7344 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
7345 update RESX; handle EH_DISPATCH.
7346 (expand_call_inline): Set eh_lp_nr, not eh_region.
7347 (maybe_inline_call_in_expr): Likewise.
7348 * tree-inline.h (struct copy_body_data): Replace eh_region with
7349 eh_lp_nr, eh_region_offset with eh_map.
7350 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
7351 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
7352 * tree-pretty-print.c (dump_generic_node): Don't handle
7353 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
7354 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
7355 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
7356 EXC_PTR_EXPR, FILTER_EXPR.
7357 * tree-ssa-operands.c (get_expr_operands): Likewise.
7358 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
7359 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7360 (ao_ref_init_from_vn_reference): Likewise.
7361 * tree-ssa-sink.c (statement_sink_location): Likewise.
7362 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7363 (mark_virtual_phi_result_for_renaming): Export. Tidy.
7364 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
7365 EXC_PTR_EXPR, FILTER_EXPR.
7366 (is_exception_related): Remove.
7367 (compute_avail): Don't call it.
7368 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
7369 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
7370 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
7371 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
7373 (build_resx): Remove.
7374 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
7375 * tree.h: Update declarations.
7376 (EH_FILTER_MUST_NOT_THROW): Remove.
7377 (struct tree_label_decl): Add eh_landing_pad_nr.
7378 (EH_LANDING_PAD_NR): New.
7379 * value-prof.c (gimple_ic): Tidy variable names. Update for
7380 landing pad numbers.
7381 (gimple_stringop_fixed_value): Tidy variable names. Assert
7382 that neither call stmt can throw.
7383 * vecprim.h (uchar): New.
7384 (VEC(uchar,heap), VEC(uchar,gc)): New.
7386 * c-common.c (c_define_builtins): Update call to
7387 build_common_builtin_nodes.
7388 * c-parser.c (c_parse_file): Don't call
7389 default_init_unwind_resume_libfunc.
7391 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
7393 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
7394 (mips_cprestore_address_p): Likewise.
7395 (mips_save_gp_to_cprestore_slot): Likewise.
7396 (mips_restore_gp): Rename to...
7397 (mips_restore_gp_from_cprestore_slot): ...this.
7398 (mips_must_initialize_gp_p): Declare.
7399 (mips_emit_save_slot_move): Likewise.
7400 (mips_output_load_label): Return nothing.
7401 (mips_eh_uses): Declare.
7402 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
7403 (TARGET_CPRESTORE_DIRECTIVE): New macro.
7404 (TARGET_ABSOLUTE_JUMPS): Likewise.
7405 (EH_USES): Likewise.
7406 (FIRST_PSEUDO_REGISTER): Update comment.
7407 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
7408 (MIPS_CALL): ...here.
7409 (REGISTER_NAMES): Add $cprestore.
7410 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
7411 Add load_label_length, has_inflexible_gp_insn_p,
7412 has_flexible_gp_insn_p, must_initialize_gp_p and
7413 must_restore_gp_when_clobbered_p.
7414 (mips_expand_call): Don't generate split instructions here.
7415 (mips_split_call): Update the call to mips_restore_gp after
7416 the above name change.
7417 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
7418 (mips_find_gp_ref): New function.
7419 (mips_insn_has_inflexible_gp_ref_p): Likewise.
7420 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
7421 (mips_insn_has_flexible_gp_ref_p): Likewise.
7422 (mips_cfun_has_flexible_gp_ref_p): Likewise.
7423 (mips_function_has_gp_insn): Delete.
7424 (mips_global_pointer): Drop the df_regs_ever_live_p check.
7425 Use the new functions above. Only return INVALID_REGNUM
7426 for TARGET_ABSOLUTE_JUMPS.
7427 (mips_must_initialize_gp_p): New function.
7428 (mips_get_cprestore_base_and_offset): New function, extracted from...
7429 (mips_cprestore_slot): ...here. Take a bool parameter.
7430 (mips_cfun_has_cprestore_slot_p): New function.
7431 (mips_cprestore_address_p): Likewise.
7432 (mips_save_gp_to_cprestore_slot): Likewise.
7433 (mips_restore_gp): Rename to...
7434 (mips_restore_gp_from_cprestore_slot): ...this. Assert
7435 epilogue_completed. Update the call to mips_cprestore_slot.
7436 Test cfun->machine->must_restore_gp_when_clobbered_p.
7437 (mips_direct_save_slot_move_p): New function.
7438 (mips_emit_save_slot_move): Likewise.
7439 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
7440 of cfun->machine->global_pointer.
7441 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
7442 (mips_save_reg): Use mips_emit_save_slot_move.
7443 (mips_expand_prologue): Set must_initialize_gp_p.
7444 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
7445 for all cprestore saves. Emit a use_cprestore instruction after
7446 setting up the cprestore slot.
7447 (mips_restore_reg): Use mips_emit_save_slot_move.
7448 (mips_process_load_label): New function.
7449 (mips_load_label_length): Likewise.
7450 (mips_output_load_label): Don't return asm: output it here instead.
7451 Use mips_process_load_label.
7452 (mips_adjust_insn_length): Adjust the length of branch instructions
7453 that have length MAX_PIC_BRANCH_LENGTH.
7454 (mips_output_conditional_branch): Update the call to
7455 mips_output_load_label. Assume the branch target is OPERANDS[0]
7456 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
7457 (mips_output_order_conditional_branch): Swap the meaning of
7458 OPERANDS[0] and OPERANDS[1].
7459 (mips_variable_issue): Don't count ghost instructions.
7460 (mips_expand_ghost_gp_insns): New function.
7461 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
7462 (mips_output_mi_thunk): Set must_initialize_gp_p.
7463 (mips_eh_uses): New function.
7464 * config/mips/predicates.md (cprestore_save_slot_operand)
7465 (cprestore_load_slot_operand): New predicates.
7466 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
7467 (UNSPEC_MOVE_GP): Likewise.
7468 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
7469 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
7470 (CPRESTORE_SLOT_REGNUM): New register.
7471 (MAX_PIC_BRANCH_LENGTH): New constant.
7472 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
7473 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
7474 branches. Fix commentary.
7475 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
7476 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
7477 Change type to "ghost".
7478 (loadgp_absolute_<mode>): Likewise.
7479 (loadgp_rtp_<mode>): Likewise.
7480 (copygp_mips16): Likewise.
7481 (loadgp_blockage): Remove redundant mode attribute.
7482 (potential_cprestore): New instruction.
7483 (cprestore): Turn into an unspec set.
7484 (use_cprestore): New instruction.
7485 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
7486 (*branch_fp_inverted): Likewise.
7487 (*branch_order<mode>): Likewise.
7488 (*branch_order<mode>_inverted): Likewise.
7489 (*branch_equality<mode>): Likewise.
7490 (*branch_equality<mode>_inverted): Likewise.
7491 (*branch_bit<bbv><mode>): Likewise.
7492 (*branch_bit<bbv><mode>_inverted): Likewise.
7493 (*branch_equality<mode>_mips16): Remove redundant mode.
7494 (jump): Turn into a define_expand.
7495 (*jump_absolute): New instruction.
7496 (*jump_pic): Likewise.
7497 (*jump_mips16): Rename previously-unnamed pattern. Remove
7498 redundant mode attribute.
7499 (restore_gp): Split on epilogue_completed rather than
7500 reload_completed. Change type to "ghost".
7501 (move_gp<mode>): New instruction.
7502 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
7503 Remove redundant mode attribute.
7504 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
7505 (bc1any4f, bc1any2t, bc1any2f): Likewise.
7506 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
7508 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7511 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
7512 are returned in the same register (vs34 or v2) that Altivec vector
7513 types are returned in.
7514 (rs6000_libcall_value): Ditto.
7517 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
7518 instead of explicit addsi3/adddi3 calls.
7519 (rs6000_split_multireg_move): Ditto.
7520 (rs6000_emit_allocate_stack): Ditto.
7521 (rs6000_emit_prologue): Ditto.
7522 (rs6000_output_mi_thunk): Ditto.
7524 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
7525 size is 64 bits if we can use 64-bit registers.
7527 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
7529 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
7532 From Jie Zhang <jie.zhang@analog.com>:
7533 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
7534 save FP and RETS with saveall attribute.
7535 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
7536 with saveall attribute.
7538 * config/bfin/bfin.c (bfin_expand_builtin,
7539 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
7542 From Jie Zhang <jie.zhang@analog.com>:
7543 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
7544 before use in two places.
7545 * config/bfin/bfin.md (AREG): Define mode iterator.
7546 (reload_in, reload_out): Use mode iterator AREG.
7548 2009-09-14 Richard Guenther <rguenther@suse.de>
7551 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
7552 EH personality path.
7554 2009-09-13 Richard Guenther <rguenther@suse.de>
7555 Rafael Avila de Espindola <espindola@google.com>
7557 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
7558 (LANG_HOOKS_EH_PERSONALITY): Likewise.
7559 (LANG_HOOKS_INITIALIZER): Adjust.
7560 (lhd_pass_through_t): Declare.
7561 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
7563 * langhooks.c (lhd_pass_through_t): New function.
7564 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
7565 dwarf2out_begin_prologue): Use personality from current_function_decl.
7566 * expr.h (get_personality_function): Declare.
7567 * expr.c (get_personality_function): New function.
7568 (build_personality_function): Likewise.
7569 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
7570 (eh_personality_libfunc): Remove.
7571 * optabs.c (build_libfunc_function): New function split out from ...
7572 (init_one_libfunc): ... here.
7573 * tree.h (DECL_FUNCTION_PERSONALITY): New.
7574 (tree_function_decl): Add personality.
7575 (lhd_gcc_personality): Declare.
7576 (build_personality_function): Likewise.
7577 * tree.c (gcc_eh_personality_decl): New.
7578 (lhd_gcc_personality): New function.
7579 * except.h (lang_eh_runtime_type): Remove.
7580 (enum eh_personality_kind): New.
7581 (build_personality_function): Declare.
7582 (function_needs_eh_personality): Declare.
7583 * except.c (lang_eh_runtime_type): Remove.
7584 (function_needs_eh_personality): New function.
7585 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
7586 (sjlj_emit_function_enter, output_function_exception_table):
7587 Use personality from current_function_decl.
7588 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
7589 * tree-inline.c (tree_can_inline_p): Do not inline across different
7591 (expand_call_inline): Likewise. Adjust the callers EH personality.
7592 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
7593 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
7594 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
7595 (c-parser.o): Likewise
7596 * c-tree.h (c_eh_initialized_p): Remove.
7597 (c_maybe_initialize_eh): Likewise.
7598 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
7599 (finish_decl): Don't call c_maybe_initialize_eh.
7600 (c_eh_initialized_p): Remove.
7601 (c_maybe_initialize_eh): Likewise.
7602 * c-parser.c (c_parser_omp_construct): Likewise.
7603 (c_parse_file): Initialize exception handling.
7605 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
7607 * config.gcc (tm_file): Remove i386/biarch32.h
7608 for i?86-w64-mingw* case.
7609 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
7611 * config.host: Set for x64 mingw the option
7612 use_long_long_for_widest_fast_int to yes.
7614 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
7616 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7617 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
7618 (dbxout_begin_function): Likewise.
7619 * final.c (dwarf2_debug_info_emitted_p): New predicate.
7620 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
7621 set on the function.
7622 (final_end_function): Likewise.
7623 (final_scan_insn): Likewise.
7624 (rest_of_handle_final): Likewise.
7625 * varasm.c (assemble_start_function): Likewise.
7626 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7628 2009-09-12 Jason Merrill <jason@redhat.com>
7630 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
7631 * opts.c (common_handle_option): constify.
7633 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7635 * doc/install.texi (avr): Remove obsolete reference site.
7637 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7639 * doc/install.texi (Binaries): Adjust AIX link.
7641 2009-09-12 Akim Demaille <demaille@gostai.com>
7643 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
7644 Use an imperative sentence.
7646 2009-09-11 Richard Henderson <rth@redhat.com>
7648 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
7649 structure-name and has-tree-operands arguments; update all entries.
7650 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
7652 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
7653 (gsstruct_code_size): New.
7654 (gss_for_code_): New.
7655 (gss_for_code): Remove.
7656 (gimple_size): Rewrite using gsstruct_code_size.
7657 (gimple_statement_structure): Move to gimple.h.
7658 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
7659 (gss_for_code, gimple_statement_structure): New.
7660 (gimple_ops): Use new arrays; tidy.
7662 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7664 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
7665 operand to be a PLUS expression.
7666 * config/pa/pa.c (pa_secondary_reload): Likewise.
7668 2009-09-11 Jakub Jelinek <jakub@redhat.com>
7670 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
7672 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
7675 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7677 From Jie Zhang <jie.zhang@analog.com>:
7678 * doc/extend.texi (node Function Attributes): Document l2
7680 (node Blackfin Variable Attributes): Document l2 variable attributes.
7682 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7684 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7685 to match the system compiler's configuration at inflection point.
7686 Add comment to remark a remaining difference with system compiler.
7688 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7689 * configure: Regenerate.
7691 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7693 From Jie Zhang <jie.zhang@analog.com>:
7694 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7695 (bfin_handle_l2_attribute): New.
7696 (bfin_attribute_table): Add l2 attribute.
7698 2009-09-11 Michael Matz <matz@suse.de>
7701 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7702 on the local_decls list.
7704 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7708 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7710 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7711 for VALUEs, to implement the documented interface.
7712 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7713 Adjust for VALUEs and anything else, to implement the
7714 documented interface.
7716 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7718 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7719 with actual SPE/paired vector modes before using 64-bit alignment.
7720 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7722 2009-09-10 DJ Delorie <dj@redhat.com>
7724 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7727 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7728 * config/mep/mep.c (mep_legitimate_constant_p): New.
7729 * config/mep/mep-protos.h: Prototype it.
7731 2009-09-10 Richard Henderson <rth@redhat.com>
7733 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7735 2009-09-10 Jason Merrill <jason@redhat.com>
7737 * tree.c (chain_index): New fn.
7738 * tree.h: Declare it.
7740 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7742 * config/sol2-c.c (cmn_err_length_specs): Initialize
7743 scalar_identity_flag.
7745 2009-09-10 Richard Henderson <rth@redhat.com>
7747 * tree.h (struct tree_decl_common): Move align member earlier;
7748 move label_decl_uid member ...
7749 (struct tree_label_decl): ... here.
7750 (LABEL_DECL_UID): Update to match.
7752 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7755 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7756 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7758 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7759 dest_prev if the edge is complex.
7761 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7763 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7764 loop latch tests earlier.
7766 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7767 before GIMPLE_RETURN, not after its predecessor; insert
7770 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7771 gimple_seq_empty_p to test for no PHI nodes.
7772 * tree-cfg.c (split_critical_edges): Likewise.
7774 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7776 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7778 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7779 introduced by the VTA branch merge.
7781 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7783 * ira-conflicts.c: Use fputs or putc instead of fprintf
7787 * tree-switch-conversion.c: Ditto.
7789 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7791 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7792 introduced by the VTA branch merge.
7794 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7797 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7799 PR rtl-optimization/39779
7800 * expr.c (convert_modes): Return when mode == oldmode after
7801 CONST_INTs are processed.
7803 2009-09-10 Nick Clifton <nickc@redhat.com>
7805 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7806 attribute and referring decl when creating renamed symbol.
7808 2009-09-10 Richard Guenther <rguenther@suse.de>
7811 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7813 (cgraph_finalize_compilation_unit): Compute reachability
7814 before emitting thunks. Properly process aliases before
7815 possibly removing unreachable nodes.
7817 2009-09-10 Richard Guenther <rguenther@suse.de>
7820 * tree.c (struct free_lang_data_d): Add worklist member.
7821 (find_decls_types_r): Push onto the worklist instead of recursing.
7822 Handle TREE_BINFOs properly.
7823 (find_decls_types): New function wrapped around find_decls_types_r
7824 to process the worklist.
7825 (find_decls_types_in_eh_region): Use it.
7826 (find_decls_types_in_node): Likewise.
7827 (find_decls_types_in_var): Likewise.
7828 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7829 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7830 (AGGREGATE_TYPE_P): Adjust.
7832 2009-09-09 Jason Merrill <jason@redhat.com>
7834 * configure.ac: Check glibc version even if we have an in-tree
7837 2009-09-09 Anthony Green <green@moxielogic.com>
7839 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7840 the constant 0 when appropriate.
7841 * config/moxie/constraints.md: Add constraint O.
7843 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7844 to pass up to 6 32-bit argument values in registers.
7845 (moxie_function_arg): Ditto.
7846 (moxie_arg_partial_bytes): Ditto.
7847 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7848 (REG_PARM_STACK_SPACE): Ditto.
7849 (FUNCTION_ARG_REGNO_P): Ditto.
7851 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7852 instruction to allocate stack space.
7854 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7856 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7857 unnecessarily stringent constraints. Fix address
7858 calculation in the splitters.
7860 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7862 PR rtl-optimization/39779
7863 * expr.c (convert_modes): Return when mode == oldmode after
7864 CONST_INTs are processed.
7866 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7869 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7870 (ix86_expand_prologue): Take frame.padding0 into logic of
7872 (ix86_expand_epilogue): Likewise.
7874 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7876 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7878 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7879 * config/t-slibgcc-libgcc: New file.
7880 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7882 2009-09-09 Martin Jambor <mjambor@suse.cz>
7884 PR tree-optimization/41089
7885 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7888 2009-09-09 Richard Henderson <rth@redhat.com>
7890 * gimple.h (CASE_GIMPLE_OMP): New.
7891 (is_gimple_omp): Use it.
7892 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7893 (verify_gimple_debug): Likewise.
7895 2009-09-09 Richard Guenther <rguenther@suse.de>
7897 PR tree-optimization/41101
7898 * tree-ssa-pre.c (maximal_set): Remove.
7899 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7900 Defer all blocks we didn't visit at least one successor.
7901 (add_to_exp_gen): Do not add to the maximal set.
7902 (make_values_for_phi): Likewise.
7903 (compute_avail): Likewise.
7904 (init_pre): Do not allocate the maximal set.
7905 (execute_pre): Do not dump it.
7907 2009-09-09 Martin Jambor <mjambor@suse.cz>
7909 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7910 an SSA_NAME rather than a is_gimple_variable.
7912 2009-09-09 Richard Guenther <rguenther@suse.de>
7915 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7916 code dealing with plain pointer bases.
7917 (maybe_fold_offset_to_reference): Likewise.
7918 (maybe_fold_stmt_addition): Adjust.
7920 2009-09-09 Richard Guenther <rguenther@suse.de>
7922 * tree.c (free_lang_data_in_type): Do not free the type variant
7924 (free_lang_data): Merge char_type_node with its properly signed
7926 (pass_ipa_free): Collect after freeing language specific data.
7928 2009-09-09 Michael Matz <matz@suse.de>
7931 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7932 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7933 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7936 2009-09-08 DJ Delorie <dj@redhat.com>
7938 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7940 2009-09-04 Jason Merrill <jason@redhat.com>
7942 * tree.c (tree_find_value): Remove.
7943 * tree.h: Remove prototype.
7944 * varasm.c (assemble_external): Use value_member instead.
7946 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7948 * toplev.c (process_options): Choose default debugging type when
7949 gtoggle enables debug info and type is unset.
7951 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7955 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7958 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7960 * configure: Rebuilt with modified libtool.m4.
7962 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7967 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7969 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7971 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7972 (remove_statement): Likewise.
7973 (rewrite_use_nonlinear_expr): Adjust.
7974 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7975 * tree-ssa.c (release_defs_bitset): ... this. New.
7976 * tree-flow.h (release_defs_bitset): Declare.
7978 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7981 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7982 in the middle block.
7984 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7986 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7987 via intptr_t to long type.
7988 (insert_operand_rank): Cast long type via intptr_t to
7990 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7992 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7993 from pointer to unsigned via uintptr_t.
7995 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7996 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7998 * configure: Regenerated.
7999 * config.in: Regenerated
8000 * system.h (stdint.h): Add include.
8001 (inttypes.h): Likewise.
8002 * Makefile.in (aclocal): Add config/stdint.m4.
8003 * aclocal.m4: Regenerated.
8005 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
8007 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
8009 (note_np_check_stores): New function.
8010 (harmless_null_pointer_p): New function.
8011 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
8012 changed. Take into account whether we're in the shadow of a condjump
8013 that tested NP_REG for NULL.
8014 Lose all code that tested for SEQUENCEs.
8015 (workaround_speculation): Avoid inserting NOPs for loads that are
8016 either always executed or a NULL pointer.
8018 2009-09-08 Jan Hubicka <jh@suse.cz>
8020 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
8021 * params.def (early-inlining-insns): Likewise.
8023 2009-09-08 Jakub Jelinek <jakub@redhat.com>
8025 PR rtl-optimization/41239
8026 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
8027 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
8029 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
8030 across calls, as the calls might not always return normally.
8031 (call_may_noreturn_p): New function.
8032 (deps_analyze_insn): Update last_function_call_may_noreturn list.
8033 (init_deps): Initialize it.
8034 (remove_from_deps): Also remove calls from
8035 last_function_call_may_noreturn list.
8037 2009-09-07 Richard Henderson <rth@redhat.com>
8039 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
8040 more VR->OPERANDS than LHS operands. Free LHS before returning.
8042 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8044 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
8045 (attr "addrtype"): New member "spreg".
8046 Use it if mem_spfp_address_operand is true for the address.
8047 (attr "type"): New entry "stall".
8048 (cpu_unit "load"): New.
8049 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
8051 (insn_reservation "loadsp"): New.
8052 (insn_reservation "load_stall1"): New.
8053 (insn_reservation "load_stall3"): New.
8055 * config/bfin/predicates.md (const1_operand, const3_operand): New.
8056 (mem_p_address_operand): Exclude stack and frame pointer based
8058 (mem_spfp_address_operand): New; match them here.
8059 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
8060 (bfin_reorg): Call it if scheduling insns.
8061 (bfin_gen_bundles): Remove dummy insns created by
8062 add_sched_insns_for_speculation.
8064 From Jie Zhang <jie.zhang@analog.com>:
8065 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
8066 bfin_si_revision, bfin_workarounds): Move these ...
8067 * config/bfin/bfin.h: ... here.
8069 From Mike Frysinger <michael.frysinger@analog.com>
8070 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
8071 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
8072 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
8073 bf547m, bf548m, and bf549m.
8074 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
8075 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
8076 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
8077 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
8078 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
8079 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
8080 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
8081 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
8082 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
8083 bf542m, bf544m, bf547m, bf548m, and bf549m.
8085 From Jie Zhang <jie.zhang@analog.com>:
8086 * config/bfin/predicates.md (p_register_operand): New predicate.
8087 (dp_register_operand): New predicate.
8088 * config/bfin/bfin-protos.h (WA_05000074): Define.
8089 (ENABLE_WA_05000074): Define.
8090 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
8091 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
8092 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
8093 (define_attr addrtype): Allow load/store register to be P register.
8094 (define_attr storereg): New.
8095 (define_cpu_unit anomaly_05000074): New.
8096 (define_insn_reservation dsp32shiftimm): New.
8097 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
8098 (define_insn_reservation loadp): Cannot use slot2.
8099 (define_insn_reservation loadsp): Cannot use slot2.
8100 (define_insn_reservation storep): Cannot use slot2. Does not
8101 apply when working around 05000074.
8102 (define_insn_reservation storep_anomaly_05000074): New.
8103 (define_insn_reservation storei): Does not apply when working
8105 (define_insn_reservation storei_anomaly_05000074): New.
8106 (define_attr length): Add dsp32shiftimm case.
8107 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
8108 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
8109 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
8110 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
8111 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
8113 2009-09-07 Martin Jambor <mjambor@suse.cz>
8116 * tree-sra.c (create_artificial_child_access): Return NULL if
8117 build_ref_for_offset fails.
8118 (propagate_subacesses_accross_link): Allow build_ref_for_offset
8119 and create_artificial_child_access to fail.
8121 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8124 * unwind-dw2.c (uw_init_context_1): Mark noinline.
8125 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
8126 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
8128 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8130 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
8131 block, ensure it has an exit edge. Emit a barrier after a jump.
8133 2009-09-07 Nick Clifton <nickc@redhat.com>
8135 * gcc.c (this_is_linker_script): New variable. Like
8136 this_is_library_file but for the %T constructor.
8137 (end_going_arg): If this_is_linker_script is set then locate the
8138 script and insert a --script switch before it
8139 (do_spec_2): Initialise this_is_linker_script.
8140 (do_spec_1): Likewise. Handle %T construct.
8141 (eval_spec_function): Preserve this_is_linker_script.
8142 * doc/invoke.texi: Document %T construct in spec files.
8143 * config/m32c/m32c.h (LIB_SPEC): Use it.
8145 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8147 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
8148 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
8149 when volatile flag is set.
8150 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
8152 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
8155 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
8156 (combine_stack_adjustments_for_block): Allow insns between stack
8157 adjustments and stores with corresponding pre-(dec|inc)rement or
8158 pre-modify operation.
8160 2009-09-06 Jakub Jelinek <jakub@redhat.com>
8163 * combine-stack-adj.c (struct csa_memlist): Rename to...
8164 (struct csa_reflist): ... this. Rename mem field to ref.
8165 (free_csa_memlist): Rename to...
8166 (free_csa_reflist): ... this.
8167 (record_one_stack_memref): Rename to...
8168 (record_one_stack_ref): ... this. Handle also REG_P.
8169 (try_apply_stack_adjustment): Handle also REG_P.
8170 (struct record_stack_memrefs_data): Rename to...
8171 (struct record_stack_refs_data): ... this. Rename memlist field to
8173 (record_stack_memrefs): Rename to...
8174 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
8175 subexpressions instead of failing when a MEM contains SP references.
8176 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
8177 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
8179 2009-09-06 Richard Guenther <rguenther@suse.de>
8182 * tree.c (build_array_type): Do not record types marked
8183 with structural equality in the canonical type hashtable.
8185 2009-09-06 Richard Guenther <rguenther@suse.de>
8188 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
8190 2009-09-05 Richard Guenther <rguenther@suse.de>
8193 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
8195 2009-09-05 Richard Guenther <rguenther@suse.de>
8198 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
8200 2009-09-05 Richard Guenther <rguenther@suse.de>
8203 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
8204 before comparing function argument types.
8206 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8209 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
8212 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8215 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8217 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8218 locators before emit_insn is called.
8220 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
8223 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
8224 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
8225 (reginfo_init): Don't call allocate_reg_info.
8227 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8230 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
8231 NONDEBUG_INSN_P instead of INSN_P.
8233 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8236 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
8238 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8241 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
8242 pattern of the split.
8244 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8246 * toplev.c (process_options): Move setter of flag_var_tracking
8247 before other tests that depend on it. Move down setter of
8248 flag_rename_registers. Don't enable var-tracking-assignments
8249 by default if selective scheduling is enabled. Warn if both
8252 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8254 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
8255 comment. Use switch statement to catch overlaps between rtx
8256 and tree codes. Accept FUNCTION_DECLs in addition to those in...
8257 (IS_DECL_CODE): ... here. Remove.
8258 (check_value_is_not_decl): Remove.
8259 (dv_from_decl, dv_from_value): Check after conversion.
8261 2009-09-04 Richard Guenther <rguenther@suse.de>
8264 * (cgraph_finalize_compilation_unit): Move finalizing aliases
8265 after emitting tunks. Move emitting thunks and ctors from ...
8266 (cgraph_optimize): ... here. Remove redundant
8267 cgraph_analyze_functions.
8268 * varasm.c (find_decl_and_mark_needed): Remove no longer
8270 (finish_aliases_1): Adjust check for thunk aliases.
8272 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
8274 * config/arm/arm.md (ctzsi2): Added braces
8275 to avoid warning that broke booststrap.
8277 2009-09-04 Martin Jambor <mjambor@suse.cz>
8279 PR tree-optimization/41112
8280 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
8281 handle variable-bounded arrays.
8282 (expr_with_var_bounded_array_refs_p): New function.
8283 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
8285 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
8287 * config/s390/2097.md: Removed two incorrect bypasses.
8288 (z10_fsimpdf): Fixed latency.
8289 (z10_fhex): New insn_reservation.
8290 (z10_floaddf): Fixed latency.
8291 (z10_floadsf): Fixed latency.
8292 (z10_ftrunctf): Fixed latency.
8293 (z10_ftruncdf): Fixed latency.
8294 * config/s390/s390.c (z10_cost): Fixed values.
8295 (s390_adjust_priority): Added z10 path.
8296 * config/s390/s390.md (type): Added fhex.
8297 (*mov<mode>_64dfp): Updated type attribute.
8298 (*mov<mode>_64): Updated type attribute.
8299 (*mov<mode>_31): Updated type attribute.
8300 (*mov<mode>"): Likewise.
8301 * config/s390/2084.md (x_fsimpdf): Updated condition.
8303 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
8305 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
8306 RTXs in the predicate for operand 1.
8308 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
8310 * config/arm/arm.md (UNSPEC_RBIT): New constant.
8311 (rbitsi2): New insn.
8312 (ctzsi2): New expand.
8313 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
8315 2009-09-03 Martin Jambor <mjambor@suse.cz>
8317 * tree-sra.c (duplicate_expr_for_different_base): Removed.
8318 (create_artificial_child_access): Use build_ref_for_offset instead
8319 of duplicate_expr_for_different_base.
8320 (propagate_subacesses_accross_link): Likewise.
8322 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
8324 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
8326 (mips16e_collect_argument_saves): Skip debug instructions.
8327 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
8328 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
8329 (r10k_insert_cache_barriers): Likewise.
8330 (mips_reorg_process_insns): Likewise.
8332 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
8335 * ira.c (update_equiv_reg): Remove check on class likely spill.
8337 2009-09-03 Jakub Jelinek <jakub@redhat.com>
8340 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
8341 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
8345 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
8346 the stack slot if it is passed by invisible reference.
8347 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
8348 by invisible reference.
8350 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
8352 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8353 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8354 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
8356 * config/bfin/sync.md: New file.
8357 * config/bfin/bfin.md: Include it.
8358 (UNSPEC_ATOMIC): New.
8359 (UNSPEC_ONES): Provide a unique number.
8361 From Jie Zhang <jie.zhang@analog.com>:
8362 * config/bfin/bfin.c (ret_regs): New.
8363 (must_save_fp_p): Don't return true because of frame_pointer_needed.
8364 (must_save_rets_p): New.
8365 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
8366 current_function_is_leaf.
8367 (do_link): Likewise.
8368 (do_unlink): Likewise.
8369 (expand_interrupt_handler_prologue): Use ret_regs array.
8370 (expand_interrupt_handler_epilogue): Use ret_regs array and
8371 pass return register to gen_return_internal.
8372 (bfin_expand_epilogue): Pass return register to
8373 gen_return_internal.
8374 (bfin_expand_call): Explicitly clobber RETS.
8375 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
8376 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
8377 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
8378 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
8380 (return_internal): Take a reg rtx rather than the register number.
8382 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
8384 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
8385 when comparing against estimated_loop_iterations_int return.
8387 2009-09-03 Richard Guenther <rguenther@suse.de>
8389 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
8390 eh_personality_libfunc.
8392 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8394 * tree-parloops.c (separate_decls_in_region): Add space.
8396 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8398 * tree-parloops.c (separate_decls_in_region): Change the condition
8399 checking if there are reductions in the loop.
8401 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8403 PR tree-optimization/38275
8404 * tree-parloops.c (parallelize_loops): Replace profitability condition
8405 for expected number of iterations.
8407 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8409 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
8410 (bootstrap-debug): Explain conditions in which it becomes default.
8411 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
8414 2009-09-03 Namhyung Kim <namhyung@gmail.com>
8416 * doc/invoke.texi (Optimize Options): Move
8417 -finline-small-functions to the -O2 list.
8419 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8421 * toplev.c (process_options): Enable var-tracking-assignments
8422 by default if var-tracking is enabled.
8424 2009-09-02 David Daney <ddaney@caviumnetworks.com>
8426 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
8428 * emit-rtl.c (prev_nonnote_insn_bb): New function.
8429 * rtl.h (prev_nonnote_insn_bb): Declare it.
8431 2009-09-03 Diego Novillo <dnovillo@google.com>
8433 * cgraph.c (cgraph_node_for_decl): New.
8434 * cgraph.h (cgraph_node_for_decl): Declare.
8435 * tree.c (host_integerp): Return 0 if T is NULL.
8437 2009-09-03 Diego Novillo <dnovillo@google.com>
8439 * tree.h (struct alias_pair): Move from varasm.c.
8440 (alias_pairs): Likewise.
8441 (TYPE_MAXVAL): Define.
8442 (TYPE_MINVAL): Define.
8443 (iterative_hash_host_wide_int): Declare.
8444 (remove_unreachable_alias_pairs): Declare.
8445 * tree-pass.h (pass_ipa_free_lang_data): Declare.
8446 * diagnostic.c (default_diagnostic_starter): Make extern.
8447 (default_diagnostic_finalizer): Make extern.
8448 * diagnostic.h (default_diagnostic_starter): Declare.
8449 (default_diagnostic_finalizer): Declare.
8450 (default_tree_printer): Declare.
8451 * toplev.c (default_tree_printer): Make extern.
8453 2009-09-03 Richard Guenther <rguenther@suse.de>
8454 Diego Novillo <dnovillo@google.com>
8456 * cgraph.c (cgraph_add_new_function): Remove gimplification.
8457 * cgraphunit.c (cgraph_expand_function): Do not emit
8458 associated thunks from here.
8459 (cgraph_emit_thunks): New.
8460 (cgraph_optimize): Call it.
8461 Return if any IPA pass finds an error.
8462 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
8465 2009-09-03 Simon Baldwin <simonb@google.com>
8466 Rafael Espindola <espindola@google.com>
8467 Richard Guenther <rguenther@suse.de>
8468 Doug Kwan <dougkwan@google.com>
8469 Diego Novillo <dnovillo@google.com>
8471 * tree.c: Include tree-pass.h, langhooks-def.h,
8472 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
8473 (free_lang_data_in_type): New.
8474 (need_assembler_name_p): New.
8475 (free_lang_data_in_block): New.
8476 (free_lang_data_in_decl): New.
8477 (struct free_lang_data_d): New.
8478 (add_tree_to_fld_list): New.
8479 (find_decls_types_r): New.
8480 (get_eh_types_for_runtime): New.
8481 (find_decls_types_in_eh_region): New.
8482 (find_decls_types_in_node): New.
8483 (find_decls_types_in_var): New.
8484 (free_lang_data_in_cgraph): New.
8485 (free_lang_data): New.
8486 (gate_free_lang_data): New.
8487 (pass_ipa_free_lang_data): New.
8489 2009-09-03 Diego Novillo <dnovillo@google.com>
8491 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
8492 * langhooks.h (struct lang_hooks): Add field free_lang_data.
8493 (lang_hooks): Remove const qualifier.
8494 * ipa.c (cgraph_remove_unreachable_nodes): Call
8495 remove_unreachable_alias_pairs.
8496 * except.c (add_type_for_runtime): Check if TYPE has
8497 already been converted.
8498 (lookup_type_for_runtime): Likewise.
8499 (check_handled): Handle converted types.
8500 * varasm.c (remove_unreachable_alias_pairs): New.
8501 * gimple.c: Include demangle.h.
8502 (gimple_decl_printable_name): New.
8503 (gimple_fold_obj_type_ref): New.
8504 * gimple.h (gimple_decl_printable_name): Declare.
8505 (gimple_fold_obj_type_ref): Declare.
8506 * passes.c (init_optimization_passes): Add pass
8507 pass_ipa_free_lang_data.
8508 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
8509 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
8511 2009-09-03 Diego Novillo <dnovillo@google.com>
8513 * c-lang.c (lang_hooks): Remove const qualifier.
8515 2009-09-02 Loren James Rittle <ljrittle@acm.org>
8517 * doc/install.texi (*-*-freebsd*): Update target information.
8519 2009-09-02 Anatoly Sokolov <aesok@post.ru>
8521 * hard-reg-set.h (call_fixed_regs): Remove.
8522 * reginfo.c (call_fixed_regs): Remove.
8523 (init_reg_sets_1): Remove initialization of call_fixed_regs.
8524 (globalize_reg): Don't use call_fixed_regs.
8525 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
8528 2009-09-01 Michael Matz <matz@suse.de>
8530 * expr.h (emit_storent_insn, expand_expr_real_1,
8531 expand_expr_real_2): Declare.
8532 * expr.c (emit_storent_insn, expand_expr_real_1,
8533 expand_expr_real_2): Export.
8534 (store_expr): Setting and evaluating dont_return_target is useless.
8535 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
8536 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
8537 * except.c (expand_resx_expr): Rename to ...
8538 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
8539 * except.h (expand_resx_stmt): Declare.
8540 * stmt.c: Add include gimple.h
8541 (expand_asm_expr): Rename to ...
8542 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
8543 (expand_case): Rewrite to take gimple statement.
8544 * tree.h (expand_asm_stmt): Declare.
8545 (expand_case): Change prototype.
8546 * Makefile.in (stmt.o): Depend on gimple.h.
8547 * builtins.c (expand_builtin_synchronize): Build gimple asm
8548 statement, not an ASM_EXPR.
8549 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
8550 gimple_to_tree, release_stmt_tree): Remove.
8551 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
8552 ggc_free, but hold comparison code and operands separately.
8553 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
8554 (expand_call_stmt, expand_gimple_stmt_1,
8555 expand_gimple_stmt): New helpers.
8556 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
8557 release_stmt_tree. Call expand_gimple_stmt instead.
8558 (expand_gimple_basic_block): Ditto.
8560 * calls.c (emit_call_1): Don't look at EH regions here, make
8561 fntree parameter useless.
8562 (expand_call): New local rettype for TREE_TYPE(exp), use it
8563 throughout. Remove local p, use addr instead.
8564 Don't look at EH regions here.
8566 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
8568 * doc/invoke.texi (-fsched-pressure): Document it.
8569 (-fsched-reg-pressure-heuristic): Remove it.
8571 * reload.c (ira.h): Include.
8572 (find_reloads): Add choosing reload on number of small spilled
8575 * haifa-sched.c (ira.h): Include.
8576 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
8577 saved_reg_pressure, curr_reg_live, saved_reg_live,
8578 region_ref_regs): New variables.
8579 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
8580 initiate_reg_pressure_info, setup_ref_regs,
8581 initiate_bb_reg_pressure_info, save_reg_pressure,
8582 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
8584 (setup_insn_reg_pressure_info): New function.
8585 (rank_for_schedule): Add pressure checking and insn issue time.
8586 Remove comparison of insn reg weights.
8587 (ready_sort): Set insn reg pressure info.
8588 (update_register_pressure, setup_insn_max_reg_pressure,
8589 update_reg_and_insn_max_reg_pressure,
8590 sched_setup_bb_reg_pressure_info): New functions.
8591 (schedule_insn): Add code for printing and updating reg pressure info.
8592 (find_set_reg_weight, find_insn_reg_weight): Remove.
8593 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
8594 (debug_ready_list): Print reg pressure info.
8595 (schedule_block): Ditto. Check insn issue time.
8596 (sched_init): Set up sched_pressure_p. Allocate and set up some
8597 reg pressure related info.
8598 (sched_finish): Free some reg pressure related info.
8599 (fix_tick_ready): Make insn always ready if pressure_p.
8600 (init_h_i_d): Don't call find_insn_reg_weight.
8601 (haifa_finish_h_i_d): Free insn reg pressure info.
8603 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8604 ira_memory_move_cost, ira_class_hard_regs,
8605 ira_class_hard_regs_num, ira_no_alloc_regs,
8606 ira_available_class_regs, ira_reg_class_cover_size,
8607 ira_reg_class_cover, ira_class_translate): Move to ira.h.
8609 * ira-lives.c (single_reg_class): Check mode to find how many
8610 registers are necessary for operand.
8611 (ira_implicitly_set_insn_hard_regs): New.
8613 * common.opt (fsched-pressure): New options.
8614 (fsched-reg-pressure-heuristic): Remove.
8616 * ira.c (setup_eliminable_regset): Rename to
8617 ira_setup_eliminable_regset. Make it external.
8618 (expand_reg_info): Pass cover class to setup_reg_classes.
8619 (ira): Call resize_reg_info instead of allocate_reg_info.
8621 * sched-deps.c: Include ira.h.
8622 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
8623 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
8624 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
8625 mark_insn_hard_regno_birth, mark_insn_reg_birth,
8626 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
8627 mark_insn_reg_store, mark_insn_reg_clobber,
8628 setup_insn_reg_pressure_info): New.
8629 (sched_analyze_1): Update implicit_reg_pending_uses.
8630 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
8631 Use them to create dependencies. Set insn reg uses and pressure
8632 info. Process reg_pending_uses in one place.
8633 (free_deps): Free implicit sets.
8634 (remove_from_deps): Remove implicit sets if necessary. Check
8635 implicit sets when clearing reg_last_in_use.
8636 (init_deps_global): Clear implicit_reg_pending_clobbers and
8637 implicit_reg_pending_uses.
8639 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8640 ira_memory_move_cost, ira_class_hard_regs,
8641 ira_class_hard_regs_num, ira_no_alloc_regs,
8642 ira_available_class_regs, ira_reg_class_cover_size,
8643 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
8644 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
8645 ira_implicitly_set_insn_hard_regs): New prototypes.
8647 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
8648 cost_elements_num): New variables.
8649 (allocno_costs, total_costs): Rename to costs and
8650 total_allocno_costs.
8651 (COSTS_OF_ALLOCNO): Rename to COSTS.
8652 (allocno_pref): Rename to pref.
8653 (allocno_pref_buffer): Rename to pref_buffer.
8654 (common_classes): Rename to regno_cover_class.
8656 (record_reg_classes): Set allocno attributes only if allocno_p.
8657 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
8658 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
8659 and COSTS_OF_ALLOCNO.
8660 (print_costs): Rename to print_allocno_costs.
8661 (print_pseudo_costs): New.
8662 (process_bb_node_for_costs): Split into 2 functions with new
8663 function process_bb_for_costs. Pass BB to process_bb_for_costs.
8664 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
8665 new parameter dump_file. Use cost_elements_num instead of
8666 ira_allocnos_num. Make one iteration if preferred classes were
8667 already calculated for scheduler. Make 2 versions of code
8668 depending on allocno_p.
8669 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
8670 regno_cover_class and COSTS instead of common_classes and
8672 (init_costs, finish_costs): New.
8673 (ira_costs): Set up allocno_p and cost_elements_num. Call
8674 init_costs and finish_costs.
8675 (ira_set_pseudo_classes): New.
8677 * rtl.h (allocate_reg_info): Remove.
8678 (resize_reg_info): Change return type.
8679 (reg_cover_class): New.
8680 (setup_reg_classes): Add new parameter.
8682 * sched-int.h (struct deps_reg): New member implicit_sets.
8683 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8684 (INCREASE_BITS): New macro.
8685 (struct reg_pressure_data, struct reg_use_data): New.
8686 (struct _haifa_insn_data): Remove reg_weight. Add members
8687 reg_pressure, reg_use_list, reg_set_list, and
8688 reg_pressure_excess_cost_change.
8689 (struct deps): New member implicit_sets.
8690 (pressure_p): New variable.
8691 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8692 (struct reg_pressure_data, struct reg_use_data): New.
8693 (INSN_REG_WEIGHT): Remove.
8694 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8695 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8696 (sched_init_region_reg_pressure_info,
8697 sched_setup_bb_reg_pressure_info): New prototypes.
8699 * reginfo.c (struct reg_pref): New member coverclass.
8700 (reg_cover_class): New function.
8701 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8702 (reg_info_size): New variable.
8703 (allocate_reg_info): Make static. Setup reg_info_size.
8704 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8705 (setup_reg_classes): Add a new parameter. Setup cover class too.
8707 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8710 * sched-rgn.c (deps_join): Set up implicit_sets.
8711 (schedule_region): Set up region and basic blocks pressure
8714 * passes.c (init_optimization_passes): Move
8715 pass_subregs_of_mode_init before pass_sched.
8717 2009-09-02 Martin Jambor <mjambor@suse.cz>
8719 * tree-sra.c (struct access): New field grp_hint.
8720 (dump_access): Dump grp_hint.
8721 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8723 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8724 those which have been specifically read and somehow written to.
8725 (propagate_subacesses_accross_link): Set grp_hint of right child and
8726 also possibly of the left child.
8728 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8730 * tree-object-size.c (addr_object_size): Always use object_size_type
8731 0 or 2 when determining the pointer pointed object size.
8733 2009-09-02 Richard Guenther <rguenther@suse.de>
8736 2009-08-31 Richard Guenther <rguenther@suse.de>
8738 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8739 to query if the memory regions for memmove overlap.
8740 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8741 asserts on pointers, instead deal with odd trees.
8742 (ptr_derefs_may_alias_p): Likewise.
8743 (refs_may_alias_p_1): Constructor bases also never alias.
8745 2009-08-01 Christian Bruel <christian.bruel@st.com>
8748 2009-07-31 Christian Bruel <christian.bruel@st.com>
8749 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8751 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8753 * doc/invoke.texi (-fvar-tracking-assignments): New.
8754 (-fvar-tracking-assignments-toggle): New.
8755 (-fdump-final-insns=file): Mark filename as optional.
8756 (--param min-nondebug-insn-uid): New.
8757 (-gdwarf-@{version}): Mention version 4.
8758 * opts.c (common_handle_option): Accept it.
8759 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8760 * regrename.c (regrename_optimize): Drop last. Don't count debug
8761 insns as uses. Don't reject change because of debug insn.
8762 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8763 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8764 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8765 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8766 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8767 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8768 * doc/gimple.texi (is_gimple_debug): New.
8769 (gimple_debug_bind_p): New.
8770 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8771 * doc/install.texi (bootstrap-debug): More details.
8772 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8773 (bootstrap-debug-lib): More details.
8774 (bootstrap-debug-ckovw): Update.
8775 (bootstrap-time): New.
8776 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8777 (insert_phi_nodes_for): Insert debug stmts.
8778 (rewrite_stmt): Take iterator. Insert debug stmts.
8779 (rewrite_enter_block): Adjust.
8780 (maybe_replace_use_in_debug_stmt): New.
8781 (rewrite_update_stmt): Use it.
8782 (mark_use_interesting): Return early for debug stmts.
8783 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8784 stmts before replacing stmt.
8785 (move_computations_stmt): Likewise.
8786 * ira-conflicts.c (add_copies): Skip debug insns.
8787 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8788 (regstat_bb_compute_ri): Skip debug insns.
8789 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8790 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8791 check_loop_closed_ssa_stmt): Skip debug stmts.
8792 * tree-tailcall.c (find_tail_calls): Likewise.
8793 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8794 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8795 (build_var_debug_value_stat): Declare.
8796 (build_var_debug_value): Define.
8797 (target_for_debug_bind): Declare.
8798 * reload.c (find_equiv_reg): Skip debug insns.
8799 * rtlanal.c (reg_used_between_p): Skip debug insns.
8800 (side_effects_p): Likewise.
8801 (canonicalize_condition): Likewise.
8802 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8803 insns never depend on debug insns.
8804 (create_ddg_dep_no_link): Likewise.
8805 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8806 Don't add inter-loop dependencies for debug insns.
8807 (build_intra_loop_deps): Likewise.
8808 (create_ddg): Count debug insns.
8809 * ddg.h (struct ddg::num_debug): New.
8810 (num_backargs): Pair up with previous int field.
8811 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8812 -fcompare-debug-second.
8813 * final.c (get_attr_length_1): Skip debug insns.
8814 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8815 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8816 (driver_self_specs): Map -fdump-final-insns to
8817 -fdump-final-insns=..
8818 (get_local_tick): New.
8819 (compare_debug_dump_opt_spec_function): Test for . argument and
8820 compute output name. Compute temp output spec without flag name.
8821 Compute -frandom-seed.
8822 (OPT): Undef after use.
8823 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8824 (average_num_loop_insns): Likewise.
8825 * params.h (MIN_NONDEBUG_INSN_UID): New.
8826 * gimple.def (GIMPLE_DEBUG): New.
8827 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8828 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8829 (merge_in_block): Fix whitespace.
8830 * toplev.c (flag_var_tracking): Update comment.
8831 (flag_var_tracking_assignments): New.
8832 (flag_var_tracking_assignments_toggle): New.
8833 (process_options): Don't open final insns dump file if we're not
8834 going to write to it. Compute defaults for var_tracking.
8835 * df-scan.c (df_insn_rescan_debug_internal): New.
8836 (df_uses_record): Handle debug insns.
8837 * haifa-sched.c (ready): Initialize n_debug.
8838 (contributes_to_priority): Skip debug insns.
8839 (dep_list_size): New.
8841 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8842 they're ready. Disregard previous debug insns to make decisions.
8843 (queue_insn): Never queue debug insns.
8844 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8845 (schedule_insn): Don't reject debug insns because of issue rate.
8846 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8847 (queue_to_ready): Skip and discount debug insns.
8848 (choose_ready): Let debug insns through.
8849 (schedule_block): Check boundary debug insns. Discount debug
8850 insns, schedule them early. Adjust whitespace.
8851 (set_priorities): Check for boundary debug insns.
8852 (add_jump_dependencies): Use dep_list_size.
8853 (prev_non_location_insn): New.
8854 (check_cfg): Use it.
8855 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8857 (remove_unused_ivs): Reset debug stmts.
8858 * modulo-sched.c (const_iteration_count): Skip debug insns.
8859 (res_MII): Discount debug insns.
8860 (loop_single_full_bb_p): Skip debug insns.
8861 (sms_schedule): Likewise.
8862 (sms_schedule_by_order): Likewise.
8863 (ps_has_conflicts): Likewise.
8864 * caller-save.c (refmarker_fn): New.
8865 (save_call_clobbered_regs): Replace regs with saved mem in
8867 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8868 Call refmarker_fn mark for hardregnos.
8869 (mark_reg_as_referenced): New.
8870 (replace_reg_with_saved_mem): New.
8871 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8872 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8874 (cse_extended_basic_block): Skip debug insns.
8875 (count_reg_usage): Likewise.
8876 (is_dead_reg): New, split out of...
8877 (set_live_p): ... here.
8878 (insn_live_p): Use it for debug insns.
8879 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8880 (execute_optimize_stdarg): Likewise.
8881 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8882 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8883 changes in debug stmts as changes.
8884 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8885 (moveup_expr): Don't move across debug insns. Don't move
8886 debug insn if it would create a bookkeeping block.
8887 (moveup_expr_cached): Don't use cache for debug insns that
8888 are heads of blocks.
8889 (compute_av_set_inside_bb): Skip debug insns.
8890 (sel_rank_for_schedule): Schedule debug insns first. Remove
8892 (block_valid_for_bookkeeping_p); Support lax searches.
8893 (create_block_for_bookkeeping): Adjust block numbers when
8894 encountering debug-only blocks.
8895 (find_place_for_bookkeeping): Deal with debug-only blocks.
8896 (generate_bookkeeping_insn): Accept no place to insert.
8897 (remove_temp_moveop_nops): New argument full_tidying.
8898 (prepare_place_to_insert): Deal with debug insns.
8899 (advance_state_on_fence): Debug insns don't start cycles.
8900 (update_boundaries): Take fence as argument. Deal with
8902 (schedule_expr_on_boundary): No full_tidying on debug insns.
8903 (fill_insns): Deal with debug insns.
8904 (track_scheduled_insns_and_blocks): Don't count debug insns.
8905 (need_nop_to_preserve_insn_bb): New, split out of...
8906 (remove_insn_from_stream): ... this.
8907 (fur_orig_expr_not_found): Skip debug insns.
8908 * rtl.def (VALUE): Move up.
8910 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8911 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8912 Set it if debug stmts are found.
8913 (statement_sink_location): Skip debug stmts. Propagate
8914 moving defs into debug stmts.
8915 * ifcvt.c (first_active_insn): Skip debug insns.
8916 (last_active_insns): Likewise.
8917 (cond_exec_process_insns): Likewise.
8918 (noce_process_if_block): Likewise.
8919 (check_cond_move_block): Likewise.
8920 (cond_move_convert_if_block): Likewise.
8921 (block_jumps_and_fallthru_p): Likewise.
8922 (dead_or_predicable): Likewise.
8923 * dwarf2out.c (debug_str_hash_forced): New.
8924 (find_AT_string): Add comment.
8925 (gen_label_for_indirect_string): New.
8926 (get_debug_string_label): New.
8927 (AT_string_form): Use it.
8928 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8929 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8930 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8931 several operations that cannot be represented with DWARF opcodes.
8932 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8933 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8934 (dwarf2out_var_location): Take during-call mark into account.
8935 (output_indirect_string): Update comment. Output if there are
8936 label and references.
8937 (prune_indirect_string): New.
8938 (prune_unused_types): Call it if debug_str_hash_forced.
8939 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8940 (dw_long_long_const): Remove.
8941 (struct dw_val_struct): Change val_long_long type to rtx.
8942 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8943 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8944 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8945 component instead of HOST_BITS_PER_LONG.
8946 (output_loc_operands): Likewise. For const8* assert
8947 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8948 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8949 rather than HOST_BITS_PER_LONG is >= 64.
8950 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8952 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8953 HOST_BITS_PER_LONG for dw_val_class_long_long.
8954 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8955 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8956 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8958 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8959 Handle DW_OP_implicit_value.
8960 (extract_int): Move prototype earlier.
8961 (mem_loc_descriptor): For SUBREG punt if inner
8962 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8963 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8964 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8965 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8966 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8967 instead of Pmode size.
8968 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8969 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8970 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8971 (concat_loc_descriptor, concatn_loc_descriptor,
8972 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8973 (add_location_or_const_value_attribute): Likewise. For single
8974 location loc_lists attempt to use add_const_value_attribute
8975 for constant decls. Add DW_AT_const_value even if
8976 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8978 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8979 (control_flow_insn_p): Likewise.
8980 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8981 (separate_decls_in_region_debug_bind): New.
8982 (separate_decls_in_region): Process debug bind stmts afterwards.
8983 * recog.c (verify_changes): Handle debug insns.
8984 (extract_insn): Likewise.
8985 (peephole2_optimize): Skip debug insns.
8986 * dse.c (scan_insn): Skip debug insns.
8987 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8989 (setup_id_for_insn): Handle debug insns.
8990 (maybe_tidy_empty_bb): Adjust whitespace.
8991 (tidy_control_flow): Skip debug insns.
8992 (sel_remove_insn): Adjust for debug insns.
8993 (sel_estimate_number_of_insns): Skip debug insns.
8994 (create_insn_rtx_from_pattern): Handle debug insns.
8995 (create_copy_of_insn_rtx): Likewise.
8996 * sel-sched-.h (sel_bb_end): Declare.
8997 (sel_bb_empty_or_nop_p): New.
8998 (get_all_loop_exits): Use it.
8999 (_eligible_successor_edge_p): Likewise.
9000 (return_nop_to_pool): Adjust.
9001 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
9002 * ira-lives.c (process_bb_node_lives): Skip debug insns.
9003 * gimple-pretty-print.c (dump_gimple_debug): New.
9004 (dump_gimple_stmt): Use it.
9005 (dump_bb_header): Skip gimple debug stmts.
9006 * regmove.c (optimize_reg_copy_1): Discount debug insns.
9007 (fixup_match_2): Likewise.
9008 (regmove_backward_pass): Likewise. Simplify combined
9009 replacement. Handle debug insns.
9010 * function.c (instantiate_virtual_regs): Handle debug insns.
9011 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
9012 * print-rtl.h: Include cselib.h.
9013 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
9014 * df.h (df_inns_rescan_debug_internal): Declare.
9015 * gcse.c (alloc_hash_table): Estimate n_insns.
9016 (cprop_insn): Don't regard debug insns as changes.
9017 (bypass_conditional_jumps): Skip debug insns.
9018 (one_pre_gcse_pass): Adjust.
9019 (one_code_hoisting_pass): Likewise.
9020 (compute_ld_motion_mems): Skip debug insns.
9021 (one_cprop_pass): Adjust.
9022 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
9023 (if_convertible_stmt_p): Handle debug stmts.
9024 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
9025 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
9026 * ira-build.c (create_bb_allocnos): Skip debug insns.
9027 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
9028 (has_single_use): Likewise.
9029 (single_imm_use): Likewise.
9030 (num_imm_uses): Likewise.
9031 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
9032 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
9033 (create_outofssa_var_map): Likewise.
9034 * lower-subreg.c (adjust_decomposed_uses): New.
9035 (resolve_debug): New.
9036 (decompose_multiword_subregs): Use it.
9037 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
9038 * emit-rtl.c: Include params.h.
9039 (cur_debug_insn_uid): Define.
9040 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
9041 (copy_rtx_if_shared_1): Handle debug insns.
9042 (reset_used_flags): Likewise.
9043 (set_used_flags): LIkewise.
9044 (get_max_insn_count): New.
9045 (next_nondebug_insn): New.
9046 (prev_nondebug_insn): New.
9047 (make_debug_insn_raw): New.
9048 (emit_insn_before_noloc): Handle debug insns.
9049 (emit_jump_insn_before_noloc): Likewise.
9050 (emit_call_insn_before_noloc): Likewise.
9051 (emit_debug_insn_before_noloc): New.
9052 (emit_insn_after_noloc): Handle debug insns.
9053 (emit_jump_insn_after_noloc): Likewise.
9054 (emit_call_insn_after_noloc): Likewise.
9055 (emit_debug_insn_after_noloc): Likewise.
9056 (emit_insn_after): Take loc from earlier non-debug insn.
9057 (emit_jump_insn_after): Likewise.
9058 (emit_call_insn_after): Likewise.
9059 (emit_debug_insn_after_setloc): New.
9060 (emit_debug_insn_after): New.
9061 (emit_insn_before): Take loc from later non-debug insn.
9062 (emit_jump_insn_before): Likewise.
9063 (emit_call_insn_before): Likewise.
9064 (emit_debug_insn_before_setloc): New.
9065 (emit_debug_insn_before): New.
9066 (emit_insn): Handle debug insns.
9067 (emit_debug_insn): New.
9068 (emit_jump_insn): Handle debug insns.
9069 (emit_call_insn): Likewise.
9071 (init_emit): Take min-nondebug-insn-uid into account.
9072 Initialize cur_debug_insn_uid.
9073 (emit_copy_of_insn_after): Handle debug insns.
9074 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
9075 location of single rhs in place.
9076 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
9077 (floor_sdiv_adjust): New.
9078 (cell_sdiv_adjust): New.
9079 (cell_udiv_adjust): New.
9080 (round_sdiv_adjust): New.
9081 (round_udiv_adjust): New.
9082 (wrap_constant): Moved from cselib.
9083 (unwrap_constant): New.
9084 (expand_debug_expr): New.
9085 (expand_debug_locations): New.
9086 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
9088 (gimple_expand_cfg): Expand debug locations.
9089 * cselib.c: Include tree-pass.h.
9090 (struct expand_value_data): New.
9091 (cselib_record_sets_hook): New.
9092 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
9093 (cselib_clear_table): Move, and implemnet in terms of...
9094 (cselib_reset_table_with_next_value): ... this.
9095 (cselib_get_next_unknown_value): New.
9096 (discard_useless_locs): Don't discard preserved values.
9097 (cselib_preserve_value): New.
9098 (cselib_preserved_value_p): New.
9099 (cselib_preserve_definitely): New.
9100 (cselib_clear_preserve): New.
9101 (cselib_preserve_only_values): New.
9102 (new_cselib_val): Take rtx argument. Dump it in details.
9103 (cselib_lookup_mem): Adjust.
9104 (expand_loc): Take regs_active in struct. Adjust. Silence
9105 dumps unless details are requested.
9106 (cselib_expand_value_rtx_cb): New.
9107 (cselib_expand_value_rtx): Rename and reimplment in terms of...
9108 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
9109 without details. Copy more subregs. Try to resolve values
9110 using a callback. Wrap constants.
9111 (cselib_subst_to_values): Adjust.
9112 (cselib_log_lookup): New.
9113 (cselib_lookup): Call it.
9114 (cselib_invalidate_regno): Don't count preserved values as useless.
9115 (cselib_invalidate_mem): Likewise.
9116 (cselib_record_set): Likewise.
9117 (struct set): Renamed to cselib_set, moved to cselib.h.
9118 (cselib_record_sets): Adjust. Call hook.
9119 (cselib_process_insn): Reset table when it would be cleared.
9120 (dump_cselib_val): New.
9121 (dump_cselib_table): New.
9122 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
9123 (remove_forwarder_block): Support moving debug stmts.
9124 * cselib.h (cselib_record_sets_hook): Declare.
9125 (cselib_expand_callback): New type.
9126 (cselib_expand_value_rtx_cb): Declare.
9127 (cselib_reset_table_with_next_value): Declare.
9128 (cselib_get_next_unknown_value): Declare.
9129 (cselib_preserve_value): Declare.
9130 (cselib_preserved_value_p): Declare.
9131 (cselib_preserve_only_values): Declare.
9132 (dump_cselib_table): Declare.
9133 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
9134 (try_crossjump_to_edge): Likewise.
9135 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
9136 dominated blocks when debug stmts are present.
9137 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
9138 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
9139 (set_var_live_on_entry): Likewise.
9140 * loop-invariant.c (find_invariants_bb): Skip debug insns.
9141 * cfglayout.c (curr_location, last_location): Make static.
9142 (set_curr_insn_source_location): Don't avoid bouncing.
9143 (get_curr_insn_source_location): New.
9144 (get_curr_insn_block): New.
9145 (duplicate_insn_chain): Handle debug insns.
9146 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
9148 * common.opt (fcompare-debug): Move to sort order.
9149 (fdump-unnumbered-links): Likewise.
9150 (fvar-tracking-assignments): New.
9151 (fvar-tracking-assignments-toggle): New.
9152 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
9153 because of debug stmts.
9154 (mark_stmt_if_obviously_necessary): Mark debug stmts.
9155 (eliminate_unnecessary_stmts): Walk dominated blocks before
9157 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
9158 * ira.c (memref_used_between_p): Skip debug insns.
9159 (update_equiv_regs): Likewise.
9160 * sched-deps.c (sd_lists_size): Accept empty list.
9161 (sd_init_insn): Mark debug insns.
9162 (sd_finish_insn): Unmark them.
9163 (sd_add_dep): Reject non-debug deps on debug insns.
9164 (fixup_sched_groups): Give debug insns group treatment.
9166 (sched_analyze_reg): Don't mark debug insns for sched before call.
9167 (sched_analyze_2): Handle debug insns.
9168 (sched_analyze_insn): Compute next non-debug insn. Handle debug
9170 (deps_analyze_insn): Handle debug insns.
9171 (deps_start_bb): Skip debug insns.
9172 (init_deps): Initialize last_debug_insn.
9173 * tree-ssa.c (target_for_debug_bind): New.
9174 (find_released_ssa_name): New.
9175 (propagate_var_def_into_debug_stmts): New.
9176 (propagate_defs_into_debug_stmts): New.
9177 (verify_ssa): Skip debug bind stmts without values.
9178 (warn_uninialized_vars): Skip debug stmts.
9179 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
9180 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
9181 (rtx_equal_p): Likewise.
9182 * ira-costs.c (scan_one_insn): Skip debug insns.
9183 (process_bb_node_for_hard_reg_moves): Likewise.
9184 * rtl.h (DEBUG_INSN_P): New.
9185 (NONDEBUG_INSN_P): New.
9186 (MAY_HAVE_DEBUG_INSNS): New.
9187 (INSN_P): Accept debug insns.
9188 (RTX_FRAME_RELATED_P): Likewise.
9189 (INSN_DELETED_P): Likewise
9190 (PAT_VAR_LOCATION_DECL): New.
9191 (PAT_VAR_LOCATION_LOC): New.
9192 (PAT_VAR_OCATION_STATUS): New.
9193 (NOTE_VAR_LOCATION_DECL): Reimplement.
9194 (NOTE_VAR_LOCATION_LOC): Likewise.
9195 (NOTE_VAR_LOCATION_STATUS): Likewise.
9196 (INSN_VAR_LOCATION): New.
9197 (INSN_VAR_LOCATION_DECL): New.
9198 (INSN_VAR_LOCATION_LOC): New.
9199 (INSN_VAR_LOCATION_STATUS): New.
9200 (gen_rtx_UNKNOWN_VAR_LOC): New.
9201 (VAR_LOC_UNKNOWN_P): New.
9202 (NOTE_DURING_CALL_P): New.
9203 (SCHED_GROUP_P): Accept debug insns.
9204 (emit_debug_insn_before): Declare.
9205 (emit_debug_insn_before_noloc): Declare.
9206 (emit_debug_insn_beore_setloc): Declare.
9207 (emit_debug_insn_after): Declare.
9208 (emit_debug_insn_after_noloc): Declare.
9209 (emit_debug_insn_after_setloc): Declare.
9210 (emit_debug_insn): Declare.
9211 (make_debug_insn_raw): Declare.
9212 (prev_nondebug_insn): Declare.
9213 (next_nondebug_insn): Declare.
9214 (delegitimize_mem_from_attrs): Declare.
9215 (get_max_insn_count): Declare.
9216 (wrap_constant): Declare.
9217 (unwrap_constant): Declare.
9218 (get_curr_insn_source_location): Declare.
9219 (get_curr_insn_block): Declare.
9220 * tree-inline.c (insert_debug_decl_map): New.
9221 (processing_debug_stmt): New.
9222 (remap_decl): Don't create new mappings in debug stmts.
9223 (remap_gimple_op_r): Don't add references in debug stmts.
9224 (copy_tree_body_r): Likewise.
9225 (remap_gimple_stmt): Handle debug bind stmts.
9226 (copy_bb): Skip debug stmts.
9227 (copy_edges_for_bb): Likewise.
9228 (copy_debug_stmt): New.
9229 (copy_debug_stmts): New.
9230 (copy_body): Copy debug stmts at the end.
9231 (insert_init_debug_bind): New.
9232 (insert_init_stmt): Take id. Skip and emit debug stmts.
9233 (setup_one_parameter): Remap variable earlier, register debug mapping.
9234 (estimate_num_insns): Skip debug stmts.
9235 (expand_call_inline): Preserve debug_map.
9236 (optimize_inline_calls): Check for no debug_stmts left-overs.
9237 (unsave_expr_now): Preserve debug_map.
9238 (copy_gimple_seq_and_replace_locals): Likewise.
9239 (tree_function_versioning): Check for no debug_stmts left-overs.
9240 Init and destroy debug_map as needed. Split edges unconditionally.
9241 (build_duplicate_type): Init and destroy debug_map as needed.
9242 * tree-inline.h: Include gimple.h instead of pointer-set.h.
9243 (struct copy_body_data): Add debug_stmts and debug_map.
9244 * sched-int.h (struct ready_list): Add n_debug.
9245 (struct deps): Add last_debug_insn.
9246 (DEBUG_INSN_SCHED_P): New.
9247 (BOUNDARY_DEBUG_INSN_P): New.
9248 (SCHEDULE_DEBUG_INSN_P): New.
9249 (sd_iterator_cond): Accept empty list.
9250 * combine.c (create_log_links): Skip debug insns.
9251 (combine_instructions): Likewise.
9252 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
9253 return value is always unshared.
9254 (struct rtx_subst_pair): New.
9255 (auto_adjust_pair): New.
9256 (propagate_for_debug_subst): New.
9257 (propagate_for_debug): New.
9258 (try_combine): Skip debug insns. Propagate removed defs into
9260 (next_nonnote_nondebug_insn): New.
9261 (distribute_notes): Use it. Skip debug insns.
9262 (distribute_links): Skip debug insns.
9263 * tree-outof-ssa.c (set_location_for_edge): Likewise.
9264 * resource.c (mark_target_live_regs): Likewise.
9265 * var-tracking.c: Include cselib.h and target.h.
9266 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
9268 (micro_operation_type_name): New.
9269 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
9270 (struct micro_operation_def): Update comments.
9271 (decl_or_value): New type. Use instead of decls.
9272 (struct emit_note_data_def): Add vars.
9273 (struct attrs_def): Use decl_or_value.
9274 (struct variable_tracking_info_def): Add permp, flooded.
9275 (struct location_chain_def): Update comment.
9276 (struct variable_part_def): Use decl_or_value.
9277 (struct variable_def): Make var_part a variable length array.
9279 (scratch_regs): New.
9280 (cselib_hook_called): New.
9281 (dv_is_decl_p): New.
9282 (dv_is_value_p): New.
9285 (dv_as_opaque): New.
9286 (dv_onepart_p): New.
9288 (IS_DECL_CODE): New.
9289 (check_value_is_not_decl): New.
9290 (dv_from_decl): New.
9291 (dv_from_value): New.
9292 (dv_htab_hash): New.
9293 (variable_htab_hash): Use it.
9294 (variable_htab_eq): Support values.
9295 (variable_htab_free): Free from the right pool.
9296 (attrs_list_member, attrs_list_insert): Use decl_or_value.
9297 (attrs_list_union): Adjust.
9298 (attrs_list_mpdv_union): New.
9299 (tie_break_pointers): New.
9300 (canon_value_cmp): New.
9301 (unshare_variable): Return possibly-modified slot.
9302 (vars_copy_1): Adjust.
9303 (var_reg_decl_set): Adjust. Split out of...
9304 (var_reg_set): ... this.
9305 (get_init_value): Adjust.
9306 (var_reg_delete_and_set): Adjust.
9307 (var_reg_delete): Adjust.
9308 (var_regno_delete): Adjust.
9309 (var_mem_decl_set): Split out of...
9310 (var_mem_set): ... this.
9311 (var_mem_delete_and_set): Adjust.
9312 (var_mem_delete): Adjust.
9316 (variable_union): Adjust. Speed up merge of 1-part vars.
9317 (variable_canonicalize): Use unshared slot.
9318 (VALUED_RECURSED_INTO): New.
9319 (find_loc_in_1pdv): New.
9320 (struct dfset_merge): New.
9321 (insert_into_intersection): New.
9322 (intersect_loc_chains): New.
9324 (canonicalize_loc_order_check): New.
9325 (canonicalize_values_mark): New.
9326 (canonicalize_values_star): New.
9327 (variable_merge_over_cur): New.
9328 (variable_merge_over_src): New.
9329 (dataflow_set_merge): New.
9330 (dataflow_set_equiv_regs): New.
9331 (remove_duplicate_values): New.
9332 (struct dfset_post_merge): New.
9333 (variable_post_merge_new_vals): New.
9334 (variable_post_merge_perm_vals): New.
9335 (dataflow_post_merge_adjust): New.
9336 (find_mem_expr_in_1pdv): New.
9337 (dataflow_set_preserve_mem_locs): New.
9338 (dataflow_set_remove_mem_locs): New.
9339 (dataflow_set_clear_at_call): New.
9340 (onepart_variable_different_p): New.
9341 (variable_different_p): Use it.
9342 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
9343 (track_expr_p): Add need_rtl parameter. Don't generate rtl
9345 (track_loc_p): Pass it true.
9346 (struct count_use_info): New.
9347 (find_use_val): New.
9348 (replace_expr_with_values): New.
9350 (use_type): New, partially split out of...
9351 (count_uses): ... this. Count new micro-ops.
9352 (count_uses_1): Adjust.
9353 (count_stores): Adjust.
9354 (count_with_sets): New.
9355 (VAL_NEEDS_RESOLUTION): New.
9356 (VAL_HOLDS_TRACK_EXPR): New.
9357 (VAL_EXPR_IS_COPIED): New.
9358 (VAL_EXPR_IS_CLOBBERED): New.
9359 (add_uses): Adjust. Generate new micro-ops.
9360 (add_uses_1): Adjust.
9361 (add_stores): Generate new micro-ops.
9362 (add_with_sets): New.
9363 (find_src_status): Adjust.
9364 (find_src_set_src): Adjust.
9365 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
9366 Handle new micro-ops. Canonicalize value equivalances.
9367 (vt_find_locations): Compute total size of hash tables for
9368 dumping. Perform merge for var-tracking-assignments. Don't
9369 disregard single-block loops.
9370 (dump_attrs_list): Handle decl_or_value.
9371 (dump_variable): Take variable. Deal with decl_or_value.
9372 (dump_variable_slot): New.
9373 (dump_vars): Use it.
9374 (dump_dataflow_sets): Adjust.
9375 (set_slot_part): New, extended to support one-part variables
9376 after splitting out of...
9377 (set_variable_part): ... this.
9378 (clobber_slot_part): New, split out of...
9379 (clobber_variable_part): ... this.
9380 (delete_slot_part): New, split out of...
9381 (delete_variable_part): .... this.
9382 (check_wrap_constant): New.
9383 (vt_expand_loc_callback): New.
9384 (vt_expand_loc): New.
9385 (emit_note_insn_var_location): Adjust. Handle values. Handle
9386 EMIT_NOTE_AFTER_CALL_INSN.
9387 (emit_notes_for_differences_1): Adjust. Handle values.
9388 (emit_notes_for_differences_2): Likewise.
9389 (emit_notes_for_differences): Adjust.
9390 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
9391 Adjust. Handle new micro-ops.
9392 (vt_add_function_parameters): Adjust. Create and bind values.
9393 (vt_initialize): Adjust. Initialize scratch_regs and
9394 valvar_pool, flooded and perm.. Initialize and use cselib. Log
9395 operations. Move some code to count_with_sets and add_with_sets.
9396 (delete_debug_insns): New.
9397 (vt_debug_insns_local): New.
9398 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
9400 (var_tracking_main): If var-tracking-assignments is enabled
9401 but var-tracking isn't, delete debug insns and leave. Likewise
9402 if we exceed limits or fail the stack adjustments tests, and
9403 after all var-tracking processing.
9404 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
9405 (dataflow_set): Add traversed_vars.
9406 (value_chain, const_value_chain): New typedefs.
9407 (value_chain_pool, value_chains): New variables.
9408 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
9409 add_value_chains, add_cselib_value_chains, remove_value_chain,
9410 remove_value_chains, remove_cselib_value_chains): New functions.
9411 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
9412 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
9414 (shared_hash_find_slot_unshare, shared_hash_find_slot,
9415 shared_hash_find_slot_noinsert, shared_hash_find): Update.
9416 (dst_can_be_shared): New variable.
9417 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
9418 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
9419 different from set->vars, look up slot again instead of using the
9421 (dataflow_set_init): Initialize traversed_vars.
9422 (variable_union): Use shared_hash_*. Use initially NO_INSERT
9423 lookup if set->vars is shared. Don't keep slot cleared before
9424 calling unshare_variable. Unshare set->vars if needed. Adjust
9425 unshare_variable callers. Clear dst_can_be_shared if needed.
9426 Even ->refcount == 1 vars must be unshared if set->vars is shared
9427 and var needs to be modified.
9428 (dataflow_set_union): Set traversed_vars during canonicalization.
9429 (VALUE_CHANGED, DECL_CHANGED): Define.
9430 (set_dv_changed, dv_changed_p): New static inlines.
9431 (track_expr_p): Clear DECL_CHANGED.
9432 (dump_dataflow_sets): Set it.
9433 (variable_was_changed): Call set_dv_changed.
9434 (emit_note_insn_var_location): Likewise.
9435 (changed_variables_stack): New variable.
9436 (check_changed_vars_1, check_changed_vars_2): New functions.
9437 (emit_notes_for_changes): Do nothing if changed_variables is
9438 empty. Traverse changed_variables with check_changed_vars_1,
9439 call check_changed_vars_2 on each changed_variables_stack entry.
9440 (emit_notes_in_bb): Add SET argument. Just clear it at the
9441 beginning, use it instead of local &set, don't destroy it at the end.
9442 (vt_emit_notes): Call dataflow_set_clear early on all
9443 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
9444 computed set, dataflow_set_clear also VTI(bb)->in when we are
9445 done with the basic block. Initialize changed_variables_stack,
9446 free it afterwards. If ENABLE_CHECKING verify that after noting
9447 differences to an empty set value_chains hash table is empty.
9448 (vt_initialize): Initialize value_chains and value_chain_pool.
9449 (vt_finalize): Delete value_chains htab, free value_chain_pool.
9450 (variable_tracking_main): Call dump_dataflow_sets before calling
9451 vt_emit_notes, not after it.
9452 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
9453 (propagate_var_def_into_debug_stmts): Declare.
9454 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
9455 (df_set_note): Reject debug insns.
9456 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
9457 add notes to debug insns.
9458 (df_note_bb_compute): Adjust. Likewise.
9459 (df_simulate_uses): Skip debug insns.
9460 (df_simulate_initialize_backwards): Likewise.
9461 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
9462 (subst_stack_regs_pat): Reject debug insns.
9463 (convert_regs_1): Handle debug insns.
9464 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
9465 (print-rtl.o): Depend on cselib.h.
9466 (cselib.o): Depend on TREE_PASS_H.
9467 (var-tracking.o): Depend on cselib.h and TARGET_H.
9468 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
9469 (init_ready_list): Skip boundary debug insns.
9470 (add_branch_dependences): Skip debug insns.
9471 (free_block_dependencies): Check for blocks with only debug insns.
9472 (compute_priorities): Likewise.
9473 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
9474 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
9476 (gimple_build_debug_bind_stat): New.
9477 (empty_body_p): Skip debug stmts.
9478 (gimple_has_side_effects): Likewise.
9479 (gimple_rhs_has_side_effects): Likewise.
9480 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
9481 (gimple_build_debug_bind_stat): Declare.
9482 (gimple_build_debug_bind): Define.
9483 (is_gimple_debug): New.
9484 (gimple_debug_bind_p): New.
9485 (gimple_debug_bind_get_var): New.
9486 (gimple_debug_bind_get_value): New.
9487 (gimple_debug_bind_get_value_ptr): New.
9488 (gimple_debug_bind_set_var): New.
9489 (gimple_debug_bind_set_value): New.
9490 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
9491 (gimple_debug_bind_reset_value): New.
9492 (gimple_debug_bind_has_value_p): New.
9493 (gsi_next_nondebug): New.
9494 (gsi_prev_nondebug): New.
9495 (gsi_start_nondebug_bb): New.
9496 (gsi_last_nondebug_bb): New.
9497 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
9498 (print_insn): Handle DEBUG_INSN.
9499 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
9500 of first insn prevail.
9501 (first_stmt): Skip debug stmts.
9502 (first_non_label_stmt): Likewise.
9503 (last_stmt): Likewise.
9504 (has_zero_uses_1): New.
9505 (single_imm_use_1): New.
9506 (verify_gimple_debug): New.
9507 (verify_types_in_gimple_stmt): Handle debug stmts.
9508 (verify_stmt): Likewise.
9509 (debug_loop_num): Skip debug stmts.
9510 (remove_edge_and_dominated_blocks): Remove dominators last.
9511 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
9512 (linearize_expr): Likewise.
9513 * config/i386/i386.c (ix86_delegitimize_address): Call
9514 default implementation.
9515 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
9516 (group_barrier_needed): Skip debug insns.
9517 (emit_insn_group_barriers): Likewise.
9518 (emit_all_insn_group_barriers): Likewise.
9519 (ia64_variable_issue): Handle debug insns.
9520 (ia64_dfa_new_cycle): Likewise.
9521 (final_emit_insn_group_barriers): Skip debug insns.
9522 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
9523 def cfa without frame.
9524 (process_set): Likewise.
9525 (process_for_unwind_directive): Pass frame on.
9526 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9527 (rs6000_delegitimize_address): New.
9528 (rs6000_debug_adjust_cost): Handle debug insns.
9529 (is_microcoded_insn): Likewise.
9530 (is_cracked_insn): Likewise.
9531 (is_nonpipeline_insn): Likewise.
9532 (insn_must_be_first_in_group): Likewise.
9533 (insn_must_be_last_in_group): Likewise.
9534 (force_new_group): Likewise.
9535 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
9536 contains only debug insns.
9537 (rtl_merge_blocks): Skip debug insns.
9538 (purge_dead_edges): Likewise.
9539 (rtl_block_ends_with_call_p): Skip debug insns.
9540 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
9541 (mark_reg_dependencies): Skip debug insns.
9542 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
9543 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
9544 * tree-ssa-threadedge.c
9545 (record_temporary_equivalences_from_stmts): Skip debug stmts.
9546 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
9547 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
9548 (copyprop_hardreg_forward_1): Handle debug insns.
9549 * reload1.c (reload): Skip debug insns. Replace unassigned
9550 pseudos in debug insns with their equivalences.
9551 (eliminate_regs_in_insn): Skip debug insns.
9552 (emit_input_reload_insns): Skip debug insns at first, adjust
9554 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
9555 (get_indirect_ref_operands): Pass opf_no_vops on.
9556 (get_expr_operands): Likewise. Skip debug stmts.
9557 (parse_ssa_operands): Scan debug insns with opf_no_vops.
9559 2009-09-01 Richard Henderson <rth@redhat.com>
9561 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
9562 stmt_ends_pp_p statements at least once.
9563 * tree-vrp.c (vrp_initialize): Likewise.
9564 (vrp_visit_stmt): Be prepared for non-interesting stmts.
9566 2009-09-01 Dodji Seketeli <dodji@redhat.com>
9569 Fix AIX bootstrap after PR debug/30161
9570 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
9571 that is a GNU extension.
9572 (tmpl_value_parm_die_table): Move the definition of this global
9573 outside #ifdef DWARF2_DEBUGGING_INFO region.
9575 2009-09-01 Richard Guenther <rguenther@suse.de>
9577 * tree.c (tree_expr_size): New function.
9578 * tree.h (tree_expr_size): Declare.
9579 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
9580 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
9581 * langhooks.c (lhd_expr_size): Remove.
9582 * langhooks.h (struct lang_hooks): Remove expr_size.
9583 * explow.c (expr_size): Use tree_expr_size.
9584 (int_expr_size): Likewise.
9585 * langhooks-def.h (lhd_expr_size): Remove.
9586 (LANG_HOOKS_EXPR_SIZE): Likewise.
9587 (LANG_HOOKS_INITIALIZER): Adjust.
9589 2009-09-01 Richard Guenther <rguenther@suse.de>
9591 * tree-flow.h (mark_addressable): Move declaration ...
9592 * tree.h (mark_addressable): ... here.
9593 * stmt.c (expand_asm_operands): Use mark_addressable, not
9594 lang_hooks.mark_addressable.
9595 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9596 LANG_HOOKS_MARK_ADDRESSABLE.
9597 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
9598 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
9600 2009-08-31 Chris Demetriou <cgd@google.com>
9602 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
9603 vectorize if not TARGET_SSE2.
9605 2009-08-31 DJ Delorie <dj@redhat.com>
9607 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
9608 registers if no coprocessor is enabled.
9610 2009-08-31 Dodji Seketeli <dodji@redhat.com>
9613 * cgraph.h (cgraph_get_node): Declare ...
9614 * cgraph.c (cgraph_get_node): ... new function.
9615 * dwarf2out.c (gen_generic_params_dies,
9616 generic_parameter_die, tree_add_const_value_attribute_for_decl,
9617 make_ith_pack_parameter_name,
9618 append_entry_to_tmpl_value_parm_die_table,
9619 gen_remaining_tmpl_value_param_die_attribute): New functions.
9620 (gen_subprogram_die): Generate debug info for template parameters
9621 if debug info level is higher than DINFO_LEVEL_TERSE.
9622 Use tree_add_const_value_attribute_for_decl instead of
9623 tree_add_const_value_attribute.
9624 (gen_const_die): Use tree_add_const_value_attribute_for_decl
9625 instead of tree_add_const_value_attribute.
9626 (gen_struct_or_union_type_die): Generate debug
9627 info for template parameters if debug info level is higher than
9629 (tree_add_const_value_attribute): Handle integral and pointer
9630 constants. Update comment.
9631 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
9632 (dwarf_attr_name): Support DW_AT_GNU_template_name.
9633 (reference_to_unused): Fix thinko. Remove redundant predicates from
9635 (tree_add_const_value_attribute): Make this work for constant
9637 tree_add_const_value_attribute_for_decl is to be used for variable
9639 (add_location_or_const_value_attribute): Use
9640 tree_add_const_value_attribute_for_decl now.
9641 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
9642 DW_TAG_template_value_param DIEs after function DIEs have been
9644 * langhooks.h (lang_hooks_for_types): Add
9645 get_argument_pack_elems.
9646 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
9647 (lang_hooks): Added get_innermost_generic_parms,
9648 get_innermost_generic_args.
9649 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
9650 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
9651 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
9652 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
9654 2009-08-31 DJ Delorie <dj@redhat.com>
9656 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
9657 it once we start generating the prologue or epilogue.
9658 (mep_call_saves_register): If the frame is locked, re-use
9660 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
9661 (mep_expand_prologue): Call it.
9662 (mep_expand_epilogue): Likewise.
9663 (mep_start_function): Use the same logic as mep_expand_prologue.
9664 (mep_pass_by_reference): Make logic more readable.
9665 (mep_return_in_memory): Zero-sized objects are passed in memory.
9666 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
9668 2009-08-31 Richard Guenther <rguenther@suse.de>
9670 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9671 to query if the memory regions for memmove overlap.
9672 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9673 asserts on pointers, instead deal with odd trees.
9674 (ptr_derefs_may_alias_p): Likewise.
9675 (refs_may_alias_p_1): Constructor bases also never alias.
9677 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
9679 * doc/install.texi (Final install): Adjust reference on where to
9680 order printed manuals.
9682 2009-08-30 Olivier Hainque <hainque@adacore.com>
9684 * dwarf2out.c (switch_to_frame_table_section): Move
9685 definition prior to first use.
9687 2009-08-30 Richard Guenther <rguenther@suse.de>
9689 PR tree-optimization/41186
9690 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9691 (ao_ref_init_from_ptr_and_size): New function.
9692 (ref_maybe_used_by_call_p_1): Be more precise tracking
9693 used ranges for builtin functions.
9694 (ref_maybe_used_by_call_p): Adjust.
9695 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9696 ranges for builtin functions.
9697 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9699 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9702 * fwprop.c (get_reg_use_in): Delete.
9703 (free_load_extend): New function.
9704 (forward_propagate_subreg): Use it.
9706 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9708 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9710 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9713 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9716 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9718 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9719 fini or fini_array section.
9721 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9723 * graphite-dependences.c (graphite_legal_transform_bb): Call
9724 pbb_remove_duplicate_pdrs.
9725 * graphite-poly.c (can_collapse_pdr): Removed.
9726 (pdr_find_duplicate): Removed.
9727 (can_collapse_pdrs): New.
9728 (pbb_remove_duplicate_pdrs): New.
9729 (new_poly_dr): Do not look for duplicates.
9730 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9731 (PBB_PDR_DUPLICATES_REMOVED): New.
9732 (pbb_remove_duplicate_pdrs): Declared.
9734 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9736 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9737 the strides by multiplying by PDR_NB_REFS.
9738 * graphite-poly.c (can_collapse_pdr): New.
9739 (pdr_find_duplicate): New.
9740 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9741 Initialize PDR_NB_REFS.
9742 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9744 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9746 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9749 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9752 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9754 * graphite-dependences.c (pddr_original_scattering): Return NULL
9755 for read-read dependence relations.
9756 * graphite-poly.h (enum poly_dr_type): Fix comment.
9759 (pdr_may_write_p): New.
9761 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9763 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9764 (struct poly_dr): Same.
9765 (new_poly_dr): Same.
9766 * graphite-poly.c (new_poly_dr): Same.
9767 * graphite-dependences.c (dot_deps): Disable call to system.
9769 2009-08-28 Cary Coutant <ccoutant@google.com>
9772 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9773 struct/union/enum types local to a function.
9775 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9776 Sebastian Pop <sebastian.pop@amd.com>
9778 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9779 pbb_strip_mine_time_depth. Changed the implementation so that
9780 transformation is expressed as a transformation on
9781 time (scatttering) dimensions. Also, ensures that the 2d+1
9782 scheduling format is preserved.
9783 (pbb_strip_mine_profitable_p): Profitability is based on the
9784 iteration number of a given time (scattering) dimension,
9785 and not on a original loop depth dimension.
9786 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9787 (pbb_do_strip_mine): Call psct_dynamic_dim.
9788 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9789 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9790 (pbb_nb_dynamic_scattering_transform): New.
9791 (psct_dynamic_dim): New.
9793 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9795 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9796 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9797 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9798 * graphite-interchange.c (build_linearized_memory_access): Same.
9799 (memory_stride_in_loop): Same.
9801 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9803 * graphite-dependences.c (pddr_original_scattering): New.
9804 (graphite_legal_transform_dr): Call pddr_original_scattering.
9807 * graphite-dependences.h (dot_deps): Declared.
9808 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9809 (print_pdr): Print PDR_ID.
9810 * graphite-poly.h (struct poly_dr): Add field id.
9813 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9815 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9817 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9818 not delete the original dependence relation.
9820 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9822 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9823 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9824 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9825 (free_poly_ddr): New.
9826 (pddr_is_empty): New.
9827 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9828 (dependence_polyhedron): Same. Remove useless gcc_assert.
9830 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9831 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9832 * graphite-dependences.h (enum poly_dependence_kind): New.
9833 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9834 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9835 (PDRP_SINK): Renamed PDDR_SINK.
9836 (PDRP_DDP): Renamed PDDR_DDP.
9838 (free_poly_ddr): Declared.
9839 * graphite-poly.c (new_scop): Use the new hash function names.
9840 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9841 into original_pddrs.
9842 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9844 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9846 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9847 bounds with LT_EXPR to make niter analysis more precise on code
9848 generated by Graphite.
9850 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9852 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9853 (graphite_legal_transform_bb): Same.
9854 (poly_drs_may_alias_p): Same.
9856 2009-08-28 Richard Guenther <rguenther@suse.de>
9858 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9860 2009-08-28 Jan Beulich <jbeulich@novell.com>
9862 * config/i386/netware.c: Include langhooks.h.
9863 (i386_nlm_encode_section_info): Simplify.
9864 (netware_override_options): Delete.
9865 * config/i386/netware.h (netware_override_options): Delete
9867 (OVERRIDE_OPTIONS): Delete definition.
9868 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9869 (ASM_COMMENT_START): Define.
9870 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9872 2009-08-28 Jan Beulich <jbeulich@novell.com>
9874 * configure.ac: For in-tree ld, do a plain version check to
9875 determine whether comdat groups are supported.
9876 * configure: Regenerate.
9878 2009-08-28 Olivier Hainque <hainque@adacore.com>
9880 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9881 always defined. Reflect definition or absence of such for
9882 COLLECT_EXPORT_LIST. Readability helper.
9883 (scanfilter): New enum, to help control what symbols
9884 are to be considered or ignored by scan_prog_file.
9885 (enum pass): Rename as "scanpass", moved together with scanfilter
9886 prior to scan_prog_file's prototype.
9887 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9888 Group prototype with the scanpass/scanfilter definitions, factorize
9889 head comments for the several implementations at the prototype.
9890 (main): Reorganize the first pass link control to let AIX
9891 drag only the needed frame tables in executables. Prevent
9892 frame tables collection during the scan aimed at static ctors.
9893 Pre-link and scan for frame tables later to compensate.
9894 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9895 A C statement to issue assembly directives that create a reference
9896 to the given DWARF table identifier label from the current function
9898 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9899 to differentiate first time section entry. Only emit a .data
9900 tables start identifier label the first time around.
9901 (switch_to_frame_table_section): New function. Helper for
9902 output_call_frame_info to switch possibly BACK into the eh_frame
9903 or the debug_frame section depending on FOR_EH.
9904 (output_call_frame_info): Use helper to first enter the proper
9906 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9907 emit a link to the frame table start label from each function
9909 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9910 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9911 * config/rs6000/rs6000-protos.h: Declare it.
9912 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9914 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9916 * config/sh/sh.c (split_branches): Check the result of
9919 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9921 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9922 using -pthread -fopenmp
9924 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9926 * doc/service.texi (service directory): Update URL.
9928 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9930 PR rtl-optimization/40861
9931 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9932 extract word from a multi-word subreg for negative byte positions.
9934 2009-08-27 Tristan Gingold <gingold@adacore.com>
9935 Douglas B Rupp <rupp@gnat.com>
9937 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9938 (SECTION_VMS_OVERLAY): Define.
9939 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9941 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9943 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9944 common_object declarations.
9945 (ia64_section_type_flags): Set section flag for common_object.
9946 * config/ia64/ia64-protos.h
9947 (ia64_vms_output_aligned_decl_common): Declare.
9948 (ia64_vms_elf_asm_named_section): Declare.
9950 2009-08-27 Michael Matz <matz@suse.de>
9952 * expr.c (expand_expr_real_2): New function taking exploded
9953 unary or binary expression, split out from ...
9954 (expand_expr_real_1): ... here. Move over all unary/binary
9955 switch parts to above function, in particular these codes:
9956 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9957 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9958 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9959 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9960 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9961 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9962 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9963 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9964 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9965 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9966 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9967 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9968 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9969 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9970 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9971 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9972 VEC_PACK_FIX_TRUNC_EXPR.
9973 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9976 2009-08-27 Richard Guenther <rguenther@suse.de>
9978 * gengtype.c (main): Handle uint64_t.
9979 * ipa-utils.c (get_base_var): Indent properly.
9980 * tree-ssa-live.c (debug_scope_block): New function.
9981 * tree-flow.h (debug_scope_block): Declare.
9982 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9983 * basic-block.h (enum profile_status): Rename to
9984 enum profile_status_d.
9985 (x_profile_status): Adjust type.
9987 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9990 * dwarf2out.c (get_context_die): Declare this static function.
9991 (gen_type_die_with_usage): Make sure a DIE is a generated for
9992 the context of a typedef.
9994 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9996 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9999 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
10001 * config/mips/mips-protos.h (mips_output_sync): Declare.
10002 (mips_sync_loop_insns): Likewise.
10003 (mips_output_sync_loop): Replace first two parameters with an rtx.
10004 * config/mips/mips.c (mips_multi_member): New structure.
10005 (mips_multi_members): New variable.
10006 (mips_multi_start): New function.
10007 (mips_multi_add): Likewise.
10008 (mips_multi_add_insn): Likewise.
10009 (mips_multi_add_label): Likewise.
10010 (mips_multi_last_index): Likewise.
10011 (mips_multi_copy_insn): Likewise.
10012 (mips_multi_set_operand): Likewise.
10013 (mips_multi_write): Likewise.
10014 (mips_print_operand_punctuation): Remove '%|' and '%-'.
10015 (mips_init_print_operand_punct): Update accordingly.
10016 (mips_start_ll_sc_sync_block): New function.
10017 (mips_end_ll_sc_sync_block): Likewise.
10018 (mips_output_sync): Likewise.
10019 (mips_sync_insn1_template): Likewise.
10020 (mips_sync_insn2_template): Likewise.
10021 (mips_get_sync_operand): Likewise.
10022 (mips_process_sync_loop): Likewise.
10023 (mips_output_sync_loop): Use mips_process_sync_loop.
10024 (mips_sync_loop_insns): New function.
10025 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
10026 (MIPS_COMPARE_AND_SWAP_12): Likewise.
10027 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
10028 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
10029 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
10030 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
10031 (MIPS_SYNC_OLD_OP_12): Likewise.
10032 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
10033 (MIPS_SYNC_NEW_OP_12): Likewise.
10034 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
10035 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
10036 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
10037 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
10038 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
10039 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
10040 * config/mips/mips.md (sync_mem): New attribute.
10041 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
10042 (sync_exclusive_mask, sync_required_oldval): Likewise.
10043 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
10044 (sync_release_barrier): Likewise.
10045 (length): Handle sync loops.
10046 (sync): Use mips_output_sync.
10047 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
10048 (sync_compare_and_swap<mode>): Set the new sync_* attributes
10049 and use mips_output_sync_loop.
10050 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
10051 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
10052 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
10053 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
10054 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
10055 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
10056 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
10057 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
10058 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
10060 2009-08-26 Richard Guenther <rguenther@suse.de>
10062 PR middle-end/41163
10063 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
10064 the types to not match.
10065 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
10067 * tree-ssa.c (useless_type_conversion_p): Conversions to
10068 pointers to unprototyped functions are useless.
10070 2009-08-26 Richard Guenther <rguenther@suse.de>
10072 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
10073 whole-program condition, prepare to be called for non-globals.
10074 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
10075 params build a representative with known type and track its fields.
10077 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
10079 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
10080 clearing by a taken branch.
10081 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
10082 effectively after bbro pass.
10083 (sync_nand<mode>): Ditto.
10084 (sync_old_<fetchop_name><mode>): Ditto.
10085 (sync_old_nand<mode>): Ditto.
10086 (sync_new_<fetchop_name><mode>): Dito.
10087 (sync_new_nand<mode>): Ditto.
10088 (sync_compare_and_swap<mode>_1): Ditto.
10089 (*sync_compare_and_swap<mode>): Ditto.
10090 (sync_lock_test_and_set<mode>_1): Ditto.
10091 ("sync_lock_test_and_set<mode>): Ditto.
10093 2009-08-25 Douglas B Rupp <rupp@gnat.com>
10095 * hwint.h (HOST_LONG_FORMAT): New macro
10096 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
10097 Use HOST_PTR_PRINTF.
10098 * system.h (HOST_PTR_PRINTF): Resurrect old macro
10099 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
10100 (HOST_PTR_PRINTF): Document.
10102 2009-08-25 Jan Hubicka <jh@suse.cz>
10104 * config/i386/bmmintrin.h: Replace by #error.
10107 Michael Meissner <michael.meissner@amd.com>
10108 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10109 Tony Linthicum <tony.linthicum@amd.com>
10111 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
10112 (TARGET_ROUND): New macro for the round/ptest instructions which
10113 are shared between SSE4.1 and SSE5.
10114 (OPTION_MASK_ISA_ROUND): Ditto.
10115 (OPTION_ISA_ROUND): Ditto.
10116 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
10117 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
10119 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
10120 (-mfused-madd): New switch to give users control over whether the
10121 compiler optimizes to use the multiply/add SSE5 instructions.
10123 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
10124 (ix86_handle_option): Turn off 3dnow if -msse5.
10125 (override_options): Add SSE5 support.
10126 (print_operand): %Y prints comparison codes for SSE5 com/pcom
10128 (ix86_expand_sse_movcc): Add SSE5 support.
10129 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
10130 vector type to the next largest size.
10131 (ix86_expand_sse5_pack): New function to use pperm to pack a
10132 vector type to the next smallest size.
10133 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
10134 (IX86_BUILTIN_FMADDSD): Ditto.
10135 (IX86_BUILTIN_FMADDPS): Ditto.
10136 (IX86_BUILTIN_FMADDPD): Ditto.
10137 (IX86_BUILTIN_FMSUBSS): Ditto.
10138 (IX86_BUILTIN_FMSUBSD): Ditto.
10139 (IX86_BUILTIN_FMSUBPS): Ditto.
10140 (IX86_BUILTIN_FMSUBPD): Ditto.
10141 (IX86_BUILTIN_FNMADDSS): Ditto.
10142 (IX86_BUILTIN_FNMADDSD): Ditto.
10143 (IX86_BUILTIN_FNMADDPS): Ditto.
10144 (IX86_BUILTIN_FNMADDPD): Ditto.
10145 (IX86_BUILTIN_FNMSUBSS): Ditto.
10146 (IX86_BUILTIN_FNMSUBSD): Ditto.
10147 (IX86_BUILTIN_FNMSUBPS): Ditto.
10148 (IX86_BUILTIN_FNMSUBPD): Ditto.
10149 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
10150 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
10151 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
10152 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
10153 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
10154 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
10155 (IX86_BUILTIN_PPERM): Ditto.
10156 (IX86_BUILTIN_PERMPS): Ditto.
10157 (IX86_BUILTIN_PERMPD): Ditto.
10158 (IX86_BUILTIN_PMACSSWW): Ditto.
10159 (IX86_BUILTIN_PMACSWW): Ditto.
10160 (IX86_BUILTIN_PMACSSWD): Ditto.
10161 (IX86_BUILTIN_PMACSWD): Ditto.
10162 (IX86_BUILTIN_PMACSSDD): Ditto.
10163 (IX86_BUILTIN_PMACSDD): Ditto.
10164 (IX86_BUILTIN_PMACSSDQL): Ditto.
10165 (IX86_BUILTIN_PMACSSDQH): Ditto.
10166 (IX86_BUILTIN_PMACSDQL): Ditto.
10167 (IX86_BUILTIN_PMACSDQH): Ditto.
10168 (IX86_BUILTIN_PMADCSSWD): Ditto.
10169 (IX86_BUILTIN_PMADCSWD): Ditto.
10170 (IX86_BUILTIN_PHADDBW): Ditto.
10171 (IX86_BUILTIN_PHADDBD): Ditto.
10172 (IX86_BUILTIN_PHADDBQ): Ditto.
10173 (IX86_BUILTIN_PHADDWD): Ditto.
10174 (IX86_BUILTIN_PHADDWQ): Ditto.
10175 (IX86_BUILTIN_PHADDDQ): Ditto.
10176 (IX86_BUILTIN_PHADDUBW): Ditto.
10177 (IX86_BUILTIN_PHADDUBD): Ditto.
10178 (IX86_BUILTIN_PHADDUBQ): Ditto.
10179 (IX86_BUILTIN_PHADDUWD): Ditto.
10180 (IX86_BUILTIN_PHADDUWQ): Ditto.
10181 (IX86_BUILTIN_PHADDUDQ): Ditto.
10182 (IX86_BUILTIN_PHSUBBW): Ditto.
10183 (IX86_BUILTIN_PHSUBWD): Ditto.
10184 (IX86_BUILTIN_PHSUBDQ): Ditto.
10185 (IX86_BUILTIN_PROTB): Ditto.
10186 (IX86_BUILTIN_PROTW): Ditto.
10187 (IX86_BUILTIN_PROTD): Ditto.
10188 (IX86_BUILTIN_PROTQ): Ditto.
10189 (IX86_BUILTIN_PROTB_IMM): Ditto.
10190 (IX86_BUILTIN_PROTW_IMM): Ditto.
10191 (IX86_BUILTIN_PROTD_IMM): Ditto.
10192 (IX86_BUILTIN_PROTQ_IMM): Ditto.
10193 (IX86_BUILTIN_PSHLB): Ditto.
10194 (IX86_BUILTIN_PSHLW): Ditto.
10195 (IX86_BUILTIN_PSHLD): Ditto.
10196 (IX86_BUILTIN_PSHLQ): Ditto.
10197 (IX86_BUILTIN_PSHAB): Ditto.
10198 (IX86_BUILTIN_PSHAW): Ditto.
10199 (IX86_BUILTIN_PSHAD): Ditto.
10200 (IX86_BUILTIN_PSHAQ): Ditto.
10201 (IX86_BUILTIN_FRCZSS): Ditto.
10202 (IX86_BUILTIN_FRCZSD): Ditto.
10203 (IX86_BUILTIN_FRCZPS): Ditto.
10204 (IX86_BUILTIN_FRCZPD): Ditto.
10205 (IX86_BUILTIN_CVTPH2PS): Ditto.
10206 (IX86_BUILTIN_CVTPS2PH): Ditto.
10207 (IX86_BUILTIN_COMEQSS): Ditto.
10208 (IX86_BUILTIN_COMNESS): Ditto.
10209 (IX86_BUILTIN_COMLTSS): Ditto.
10210 (IX86_BUILTIN_COMLESS): Ditto.
10211 (IX86_BUILTIN_COMGTSS): Ditto.
10212 (IX86_BUILTIN_COMGESS): Ditto.
10213 (IX86_BUILTIN_COMUEQSS): Ditto.
10214 (IX86_BUILTIN_COMUNESS): Ditto.
10215 (IX86_BUILTIN_COMULTSS): Ditto.
10216 (IX86_BUILTIN_COMULESS): Ditto.
10217 (IX86_BUILTIN_COMUGTSS): Ditto.
10218 (IX86_BUILTIN_COMUGESS): Ditto.
10219 (IX86_BUILTIN_COMORDSS): Ditto.
10220 (IX86_BUILTIN_COMUNORDSS): Ditto.
10221 (IX86_BUILTIN_COMFALSESS): Ditto.
10222 (IX86_BUILTIN_COMTRUESS): Ditto.
10223 (IX86_BUILTIN_COMEQSD): Ditto.
10224 (IX86_BUILTIN_COMNESD): Ditto.
10225 (IX86_BUILTIN_COMLTSD): Ditto.
10226 (IX86_BUILTIN_COMLESD): Ditto.
10227 (IX86_BUILTIN_COMGTSD): Ditto.
10228 (IX86_BUILTIN_COMGESD): Ditto.
10229 (IX86_BUILTIN_COMUEQSD): Ditto.
10230 (IX86_BUILTIN_COMUNESD): Ditto.
10231 (IX86_BUILTIN_COMULTSD): Ditto.
10232 (IX86_BUILTIN_COMULESD): Ditto.
10233 (IX86_BUILTIN_COMUGTSD): Ditto.
10234 (IX86_BUILTIN_COMUGESD): Ditto.
10235 (IX86_BUILTIN_COMORDSD): Ditto.
10236 (IX86_BUILTIN_COMUNORDSD): Ditto.
10237 (IX86_BUILTIN_COMFALSESD): Ditto.
10238 (IX86_BUILTIN_COMTRUESD): Ditto.
10239 (IX86_BUILTIN_COMEQPS): Ditto.
10240 (IX86_BUILTIN_COMNEPS): Ditto.
10241 (IX86_BUILTIN_COMLTPS): Ditto.
10242 (IX86_BUILTIN_COMLEPS): Ditto.
10243 (IX86_BUILTIN_COMGTPS): Ditto.
10244 (IX86_BUILTIN_COMGEPS): Ditto.
10245 (IX86_BUILTIN_COMUEQPS): Ditto.
10246 (IX86_BUILTIN_COMUNEPS): Ditto.
10247 (IX86_BUILTIN_COMULTPS): Ditto.
10248 (IX86_BUILTIN_COMULEPS): Ditto.
10249 (IX86_BUILTIN_COMUGTPS): Ditto.
10250 (IX86_BUILTIN_COMUGEPS): Ditto.
10251 (IX86_BUILTIN_COMORDPS): Ditto.
10252 (IX86_BUILTIN_COMUNORDPS): Ditto.
10253 (IX86_BUILTIN_COMFALSEPS): Ditto.
10254 (IX86_BUILTIN_COMTRUEPS): Ditto.
10255 (IX86_BUILTIN_COMEQPD): Ditto.
10256 (IX86_BUILTIN_COMNEPD): Ditto.
10257 (IX86_BUILTIN_COMLTPD): Ditto.
10258 (IX86_BUILTIN_COMLEPD): Ditto.
10259 (IX86_BUILTIN_COMGTPD): Ditto.
10260 (IX86_BUILTIN_COMGEPD): Ditto.
10261 (IX86_BUILTIN_COMUEQPD): Ditto.
10262 (IX86_BUILTIN_COMUNEPD): Ditto.
10263 (IX86_BUILTIN_COMULTPD): Ditto.
10264 (IX86_BUILTIN_COMULEPD): Ditto.
10265 (IX86_BUILTIN_COMUGTPD): Ditto.
10266 (IX86_BUILTIN_COMUGEPD): Ditto.
10267 (IX86_BUILTIN_COMORDPD): Ditto.
10268 (IX86_BUILTIN_COMUNORDPD): Ditto.
10269 (IX86_BUILTIN_COMFALSEPD): Ditto.
10270 (IX86_BUILTIN_COMTRUEPD): Ditto.
10271 (IX86_BUILTIN_PCOMEQUB): Ditto.
10272 (IX86_BUILTIN_PCOMNEUB): Ditto.
10273 (IX86_BUILTIN_PCOMLTUB): Ditto.
10274 (IX86_BUILTIN_PCOMLEUB): Ditto.
10275 (IX86_BUILTIN_PCOMGTUB): Ditto.
10276 (IX86_BUILTIN_PCOMGEUB): Ditto.
10277 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
10278 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
10279 (IX86_BUILTIN_PCOMEQUW): Ditto.
10280 (IX86_BUILTIN_PCOMNEUW): Ditto.
10281 (IX86_BUILTIN_PCOMLTUW): Ditto.
10282 (IX86_BUILTIN_PCOMLEUW): Ditto.
10283 (IX86_BUILTIN_PCOMGTUW): Ditto.
10284 (IX86_BUILTIN_PCOMGEUW): Ditto.
10285 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
10286 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
10287 (IX86_BUILTIN_PCOMEQUD): Ditto.
10288 (IX86_BUILTIN_PCOMNEUD): Ditto.
10289 (IX86_BUILTIN_PCOMLTUD): Ditto.
10290 (IX86_BUILTIN_PCOMLEUD): Ditto.
10291 (IX86_BUILTIN_PCOMGTUD): Ditto.
10292 (IX86_BUILTIN_PCOMGEUD): Ditto.
10293 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
10294 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
10295 (IX86_BUILTIN_PCOMEQUQ): Ditto.
10296 (IX86_BUILTIN_PCOMNEUQ): Ditto.
10297 (IX86_BUILTIN_PCOMLTUQ): Ditto.
10298 (IX86_BUILTIN_PCOMLEUQ): Ditto.
10299 (IX86_BUILTIN_PCOMGTUQ): Ditto.
10300 (IX86_BUILTIN_PCOMGEUQ): Ditto.
10301 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
10302 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
10303 (IX86_BUILTIN_PCOMEQB): Ditto.
10304 (IX86_BUILTIN_PCOMNEB): Ditto.
10305 (IX86_BUILTIN_PCOMLTB): Ditto.
10306 (IX86_BUILTIN_PCOMLEB): Ditto.
10307 (IX86_BUILTIN_PCOMGTB): Ditto.
10308 (IX86_BUILTIN_PCOMGEB): Ditto.
10309 (IX86_BUILTIN_PCOMFALSEB): Ditto.
10310 (IX86_BUILTIN_PCOMTRUEB): Ditto.
10311 (IX86_BUILTIN_PCOMEQW): Ditto.
10312 (IX86_BUILTIN_PCOMNEW): Ditto.
10313 (IX86_BUILTIN_PCOMLTW): Ditto.
10314 (IX86_BUILTIN_PCOMLEW): Ditto.
10315 (IX86_BUILTIN_PCOMGTW): Ditto.
10316 (IX86_BUILTIN_PCOMGEW): Ditto.
10317 (IX86_BUILTIN_PCOMFALSEW): Ditto.
10318 (IX86_BUILTIN_PCOMTRUEW): Ditto.
10319 (IX86_BUILTIN_PCOMEQD): Ditto.
10320 (IX86_BUILTIN_PCOMNED): Ditto.
10321 (IX86_BUILTIN_PCOMLTD): Ditto.
10322 (IX86_BUILTIN_PCOMLED): Ditto.
10323 (IX86_BUILTIN_PCOMGTD): Ditto.
10324 (IX86_BUILTIN_PCOMGED): Ditto.
10325 (IX86_BUILTIN_PCOMFALSED): Ditto.
10326 (IX86_BUILTIN_PCOMTRUED): Ditto.
10327 (IX86_BUILTIN_PCOMEQQ): Ditto.
10328 (IX86_BUILTIN_PCOMNEQ): Ditto.
10329 (IX86_BUILTIN_PCOMLTQ): Ditto.
10330 (IX86_BUILTIN_PCOMLEQ): Ditto.
10331 (IX86_BUILTIN_PCOMGTQ): Ditto.
10332 (IX86_BUILTIN_PCOMGEQ): Ditto.
10333 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
10334 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
10335 (enum multi_arg_type): New enum for describing the various SSE5
10336 intrinsic argument types.
10337 (bdesc_multi_arg): New table for SSE5 intrinsics.
10338 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
10339 (ix86_expand_multi_arg_builtin): New function for creating SSE5
10341 (ix86_expand_builtin): Add SSE5 intrinsic support.
10342 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
10343 operand instructions.
10344 (ix86_expand_sse5_multiple_memory): New function to split the
10345 second memory reference from SSE5 instructions.
10346 (type_has_variadic_args_p): Delete in favor of stdarg_p.
10347 (ix86_return_pops_args): Use stdarg_p to determine if the function
10348 has variable arguments.
10349 (ix86_setup_incoming_varargs): Ditto.
10350 (x86_this_parameter): Ditto.
10352 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
10354 (ix86_expand_sse5_pack): Ditto.
10355 (ix86_sse5_valid_op_p): Ditto.
10356 (ix86_expand_sse5_multiple_memory): Ditto.
10358 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
10359 constant for SSE5 support.
10360 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
10361 (UNSPEC_SSE5_TRUEFALSE): Ditto.
10362 (UNSPEC_SSE5_PERMUTE): Ditto.
10363 (UNSPEC_SSE5_ASHIFT): Ditto.
10364 (UNSPEC_SSE5_LSHIFT): Ditto.
10365 (UNSPEC_FRCZ): Ditto.
10366 (UNSPEC_CVTPH2PS): Ditto.
10367 (UNSPEC_CVTPS2PH): Ditto.
10368 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
10369 (PCOM_TRUE): Ditto.
10370 (COM_FALSE_S): Ditto.
10371 (COM_FALSE_P): Ditto.
10372 (COM_TRUE_S): Ditto.
10373 (COM_TRUE_P): Ditto.
10374 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
10375 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
10377 (memory attribute): Ditto.
10378 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10379 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
10380 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10381 (floor<mode>2): Ditto.
10382 (ceil<mode>2): Ditto.
10383 (btrunc<mode>2): Ditto.
10384 (nearbyintdf2): Ditto.
10385 (nearbyintsf2): Ditto.
10386 (sse_setccsf): Disable if SSE5.
10387 (sse_setccdf): Ditto.
10388 (sse5_setcc<mode>): New support for SSE5 conditional move.
10389 (sse5_pcmov_<mode>): Ditto.
10391 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
10392 (SSEMODEF4): Ditto.
10393 (SSEMODEF2P): Ditto.
10394 (ssemodesuffixf4): New mode attribute for SSE5.
10395 (ssemodesuffixf2s): Ditto.
10396 (ssemodesuffixf2c): Ditto.
10397 (sserotatemax): Ditto.
10398 (ssescalarmode): Ditto.
10399 (sse_maskcmpv4sf3): Disable if SSE5.
10400 (sse_maskcmpv2df3): Ditto.
10401 (sse_vmmaskcmpv4sf3): Ditto.
10402 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
10403 (sse5_vmfmadd<mode>4): Ditto.
10404 (sse5_fmsub<mode>4): Ditto.
10405 (sse5_vmfmsub<mode>4): Ditto.
10406 (sse5_fnmadd<mode>4): Ditto.
10407 (sse5_vmfnmadd<mode>4): Ditto.
10408 (sse5_fnmsub<mode>4): Ditto.
10409 (sse5_vmfnmsub<mode>4): Ditto.
10410 (sse5i_fmadd<mode>4): Ditto.
10411 (sse5i_fmsub<mode>4): Ditto.
10412 (sse5i_fnmadd<mode>4): Ditto.
10413 (sse5i_fnmsub<mode>4): Ditto.
10414 (sse5i_vmfmadd<mode>4): Ditto.
10415 (sse5i_vmfmsub<mode>4): Ditto.
10416 (sse5i_vmfnmadd<mode>4): Ditto.
10417 (sse5i_vmfnmsub<mode>4): Ditto.
10418 (mulv16qi3): Add SSE5 support.
10420 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
10421 (sse2_mulv4si3): Disable if SSE5.
10422 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
10423 (sse4_1_roundps): Ditto.
10424 (sse4_1_roundsd): Ditto.
10425 (sse4_1_roundss): Ditto.
10426 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
10428 (sse_maskcmpsf3): Ditto.
10429 (sse_vmmaskcmpv4sf3): Ditto.
10430 (sse2_maskcmpv2df3): Ditto.
10431 (sse2_maskcmpdf3): Ditto.
10432 (sse2_vmmaskcmpv2df3): Ditto.
10433 (sse2_eq<mode>3): Ditto.
10434 (sse2_gt<mode>3): Ditto.
10435 (sse5_pcmov_<mode>): Add SSE5 support.
10436 (vec_unpacku_hi_v16qi): Ditto.
10437 (vec_unpacks_hi_v16qi): Ditto.
10438 (vec_unpacku_lo_v16qi): Ditto.
10439 (vec_unpacks_lo_v16qi): Ditto.
10440 (vec_unpacku_hi_v8hi): Ditto.
10441 (vec_unpacks_hi_v8hi): Ditto.
10442 (vec_unpacku_lo_v8hi): Ditto.
10443 (vec_unpacks_lo_v8hi): Ditto.
10444 (vec_unpacku_hi_v4si): Ditto.
10445 (vec_unpacks_hi_v4si): Ditto.
10446 (vec_unpacku_lo_v4si): Ditto.
10447 (vec_unpacks_lo_v4si): Ditto.
10448 (sse5_pmacsww): New SSE5 intrinsic insn.
10449 (sse5_pmacssww): Ditto.
10450 (sse5_pmacsdd): Ditto.
10451 (sse5_pmacssdd): Ditto.
10452 (sse5_pmacssdql): Ditto.
10453 (sse5_pmacssdqh): Ditto.
10454 (sse5_pmacsdqh): Ditto.
10455 (sse5_pmacsswd): Ditto.
10456 (sse5_pmacswd): Ditto.
10457 (sse5_pmadcsswd): Ditto.
10458 (sse5_pmadcswd): Ditto.
10459 (sse5_pcmov_<move>): Conditional move support on SSE5.
10460 (sse5_phaddbw): New SSE5 intrinsic insn.
10461 (sse5_phaddbd): Ditto.
10462 (sse5_phaddbq): Ditto.
10463 (sse5_phaddwd): Ditto.
10464 (sse5_phaddwq): Ditto.
10465 (sse5_phadddq): Ditto.
10466 (sse5_phaddubw): Ditto.
10467 (sse5_phaddubd): Ditto.
10468 (sse5_phaddubq): Ditto.
10469 (sse5_phadduwd): Ditto.
10470 (sse5_phadduwq): Ditto.
10471 (sse5_phaddudq): Ditto.
10472 (sse5_phsubbw): Ditto.
10473 (sse5_phsubwd): Ditto.
10474 (sse5_phsubdq): Ditto.
10475 (sse5_pperm): Ditto.
10476 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
10477 (sse5_pperm_zero_v16qi_v8hi): Ditto.
10478 (sse5_pperm_sign_v8hi_v4si): Ditto.
10479 (sse5_pperm_zero_v8hi_v4si): Ditto.
10480 (sse5_pperm_sign_v4si_v2di): Ditto.
10481 (sse5_pperm_sign_v4si_v2di): Ditto.
10482 (sse5_pperm_pack_v2di_v4si): Ditto.
10483 (sse5_pperm_pack_v4si_v8hi): Ditto.
10484 (sse5_pperm_pack_v8hi_v16qi): Ditto.
10485 (sse5_perm<mode>): New SSE5 intrinsic insn.
10486 (rotl<mode>3): Ditto.
10487 (sse5_rotl<mode>3): Ditto.
10488 (sse5_ashl<mode>3): Ditto.
10489 (sse5_lshl<mode>3): Ditto.
10490 (sse5_frcz<mode>2): Ditto.
10491 (sse5s_frcz<mode>2): Ditto.
10492 (sse5_cvtph2ps): Ditto.
10493 (sse5_cvtps2ph): Ditto.
10494 (sse5_vmmaskcmp<mode>3): Ditto.
10495 (sse5_com_tf<mode>3): Ditto.
10496 (sse5_maskcmp<mode>3): Ditto.
10497 (sse5_maskcmp_uns<mode>3): Ditto.
10498 (sse5_maskcmp_uns2<mode>3): Ditto.
10499 (sse5_pcom_tf<mode>3): Ditto.
10501 * config/i386/predicates.md (sse5_comparison_float_operator):
10502 New predicate to match the comparison operators supported by
10503 the SSE5 com instruction.
10504 (ix86_comparison_int_operator): New predicate to match just the
10505 signed int comparisons.
10506 (ix86_comparison_uns_operator): New predicate to match just the
10507 unsigned int comparisons.
10509 * doc/invoke.texi (-msse5): Add documentation.
10510 (-mfused-madd): Ditto.
10512 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
10514 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
10516 (x86_64-*-*): Ditto.
10518 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
10520 * config/i386/bmmintrin.h: New file, provide common x86 compiler
10521 intrinisics for SSE5.
10523 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
10526 * config/i386/mmintrin-common.h: New file, to contain common
10527 instructions between SSE4.1 and SSE5.
10529 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
10530 FOREACH_FUNCTION_ARGS to iterate over the argument list.
10531 (gen_regparm_prefix): Ditto.
10533 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
10534 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
10535 prototype_p to determine if a function is prototyped.
10537 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
10539 * c-common.c (c_common_reswords) add the alignof keyword,
10540 with same RID as __alignof and __alignof__
10542 2009-08-25 Anatoly Sokolov <aesok@post.ru>
10544 * hooks.h (hook_bool_const_int_const_int_true): Declare.
10545 * hooks.c (hook_bool_const_int_const_int_true): New function.
10546 * target.h (struct gcc_target): Add can_eliminate field.
10547 * target-def.h (TARGET_CAN_ELIMINATE): Define.
10548 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
10549 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
10550 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
10551 (elim_table): Revise comment.
10552 * system.h (CAN_ELIMINATE): Poison.
10553 * defaults.h (CAN_ELIMINATE): Remove.
10554 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10556 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
10557 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
10559 (alpha_vms_can_eliminate): Declare as static, change return type to
10561 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
10563 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
10564 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
10565 (arm_can_eliminate): New function.
10567 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
10568 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
10569 (avr_can_eliminate): Declare as static.
10570 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
10572 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
10573 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
10574 (bfin_can_eliminate): New function.
10576 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
10577 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
10578 (crx_can_eliminate): New function.
10580 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
10581 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
10582 (fr30_can_eliminate): New function.
10584 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
10585 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
10586 (frv_can_eliminate): New function.
10588 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
10589 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
10590 (h8300_can_eliminate): New function.
10592 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
10593 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
10594 (i386_can_eliminate): Declare as static, change return type to bool.
10595 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
10597 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
10598 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
10599 (ia64_can_eliminate): New function.
10601 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
10602 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
10603 (iq2000_can_eliminate): New function.
10605 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
10606 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
10607 (m32r_can_eliminate): New function.
10609 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
10610 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
10611 (m68hc11_can_eliminate): New function.
10613 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
10614 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
10615 (m68k_can_eliminate): New function.
10617 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
10618 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
10619 (mep_can_eliminate): New function.
10621 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
10622 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
10623 (mips_can_eliminate): New function.
10625 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
10626 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
10627 (rs6000_can_eliminate): New function.
10629 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
10630 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
10631 (s390_can_eliminate): Declare as static.
10632 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
10634 * config/score/score.h (CAN_ELIMINATE): Remove macro.
10635 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
10636 (score_can_eliminate): New function.
10638 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
10639 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
10640 (sparc_can_eliminate): Declare as static.
10641 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
10643 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
10644 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
10645 (xstormy16_can_eliminate): New function.
10647 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
10648 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
10649 (v850_can_eliminate): New function.
10651 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
10653 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
10654 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
10655 (*movdfcc_ext[1234]): Disable for IEEE mode.
10657 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
10659 * gimplify.c (prepare_gimple_addressable): New static function.
10660 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
10662 (gimplify_addr_expr): Invoke it similarly on the operand instead of
10663 manually fiddling with it.
10665 2009-08-25 Michael Matz <matz@suse.de>
10667 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
10668 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
10670 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
10671 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
10672 (do_jump): Split out code for simple binary comparisons into ...
10673 (do_jump_1): ... this, taking the individual operands and code.
10674 Change callers to helper function above accordingly.
10675 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
10678 2009-08-25 Michael Matz <matz@suse.de>
10680 * expr.h (struct separate_ops, sepops): New type for passing
10681 around an exploded simple expression.
10682 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10683 Use this structure instead of expression tree.
10684 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10685 expression, only its type.
10686 (expand_vec_cond_expr): Take type and individual operands instead
10687 of full expression.
10688 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10689 expand_vec_shift_expr): Change prototype accordingly.
10690 * tree-vect-stmts.c (vectorizable_condition): Change call of
10691 expand_vec_cond_expr_p to pass only type.
10692 * expr.c (do_store_flags): Change prototype and implementation
10693 to take an exploded expression.
10694 (expand_expr_real_1): New local ops initialized with details
10695 of the full expression. Use it instead of full
10696 expression in calls to do_store_flags, expand_vec_cond_expr,
10697 expand_widen_pattern_expr and expand_vec_shift_expr.
10699 2009-08-25 Michael Matz <matz@suse.de>
10701 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10702 treeop2 initialized with first three operands of the full expression.
10703 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10705 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10707 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10708 (__gthread_objc_condition_allocate): Mark arguments as unused.
10709 (__gthread_objc_condition_deallocate): Likewise.
10710 (__gthread_objc_condition_wait): Likewise.
10711 (__gthread_objc_condition_broadcast): Likewise.
10712 (__gthread_objc_condition_signal): Likewise.
10713 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10714 (__gthread_objc_thread_id): Likewise.
10716 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10718 PR middle-end/41149
10719 * tree-pretty-print.c (print_call_name): Print the correct call name
10720 for procedure pointer components.
10722 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10724 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10725 default_promote_function_mode when not VMS.
10727 2009-08-24 Olivier Hainque <hainque@adacore.com>
10729 * convert.c (convert_to_integer): Don't assume an input pointer is
10730 POINTER_SIZE wide. Fetch from the type instead.
10732 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10734 * configure.ac (AC_PREREQ): Bump to 2.64.
10736 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10738 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10739 (process_command): Don't search standard_exec_prefix_1 and
10740 standard_exec_prefix_2.
10742 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10744 * config/arm/arm.c (output_return_instruction): Handle for
10747 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10749 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10751 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10753 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10754 (*arm_movdf_vfp): Likewise.
10756 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10758 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10759 (vashr<mode>3): Rename from ashr<mode>3.
10760 (vlshr<mode>3): Rename from lshr<mode>3.
10762 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10765 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10766 (check_format_info_main): Use scalar_identify_flag.
10767 (check_format_types): Check for scalar size identity if
10768 scalar_identify_flag is set.
10769 (printf_length_specs): Extend by new field.
10770 (asm_fprintf_length_specs): Likewise.
10771 (gcc_diag_length_specs): Likewise.
10772 (scanf_length_specs): Likewise.
10773 (strfmon_length_specs): Likewise.
10774 (gcc_gfc_length_specs): Likewise.
10775 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10776 (ms_printf_flag_specs): Likewise.
10777 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10779 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10782 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10783 (*call_value_pop_1): Ditto.
10784 (*sibcall_pop_1): New insn pattern.
10785 (*sibcall_value_pop_1): Ditto.
10787 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10790 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10793 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10796 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10797 (get_reg_use_in): New function.
10798 (forward_propagate_subreg): Propagate through subreg of zero_extend
10801 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10803 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10804 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10806 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10808 * configure.ac: Remove --with-datarootdir, --with-docdir,
10809 --with-htmldir switches. No need to call AC_SUBST for
10810 datarootdir, docdir, htmldir any more.
10811 * configure: Regenerate.
10812 * doc/install.texi (Configuration): Document --datarootdir,
10813 --docdir, --htmldir, --pdfdir; update documentation for
10814 --infodir, --mandir.
10815 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10818 * aclocal.m4: Regenerate.
10819 * config.in: Regenerate.
10820 * configure: Regenerate.
10822 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10823 Olivier Hainque <hainque@adacore.com>
10825 * config/ia64/ia64.c: Include libfuncs.h.
10826 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10827 (ia64_expand_call): Use reg 25 on VMS.
10828 (ia64_initialize_trampoline): Fix for VMS ABI.
10829 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10830 (ia64_function_arg): Initialize reg 25 on VMS.
10831 Fix OpenVMS ABI issues for varargs.
10832 For OpenVMS, emit the Argument Information register set in the
10833 incoming/sibcall case as well.
10834 (ia64_arg_type): New function.
10835 (ia64_function_arg_advance): Keep track of cum->words.
10836 Fix OpenVMS ABI issues for varargs.
10837 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10838 (ia64_override_options): Set flag_no_common on VMS.
10839 (ia64_init_builtins): Disable FWRITE builtin.
10840 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10841 (ia64_vms_init_libfuncs): Add decc$ routines.
10842 (ia64_vms_valid_pointer_mode): New function.
10843 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10844 (ia64_promote_function_mode): New function
10845 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10846 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10847 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10848 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10849 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10850 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10851 Suppress trailing '#' if VALUE is numeric.
10852 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10853 ia64_promote_function_mode.
10854 (TARGET_VALID_POINTER_MODE): Define.
10856 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10859 * config/rs6000/rs6000.c (rs6000_override_options): Use
10860 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10863 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10864 reporting of vector + decimal/boolean/complex error.
10866 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10868 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10869 __vector double TYPE_DECL.
10871 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10873 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10874 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10875 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10876 to pointer to enum machine_mode. Update all callers as needed.
10878 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10880 * config/alpha/alpha.md (exception_receiver): Emit alternative
10881 GP load sequence if flag_reorder_blocks_and_partition is set.
10882 (*exception_receiver_2): Also enable when
10883 flag_reorder_blocks_and_partition is set.
10885 2009-08-20 Matt Rice <ratmice@gmail.com>
10886 Diego Novillo <dnovillo@google.com>
10888 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10891 2009-08-20 Richard Guenther <rguenther@suse.de>
10893 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10894 * c-tree.h (c_dup_lang_specific_decl): Remove.
10895 (struct lang_decl, struct lang_type): Move definitions ...
10896 * c-lang.h: ... here. New file.
10897 * c-decl.c: Include c-lang.h.
10898 (c_dup_lang_specific_decl): Remove.
10899 * c-typeck.c: Include c-lang.h.
10900 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10901 (c-typeck.o): Likewise.
10902 * c-config-lang.in (gtfiles): Add c-lang.h.
10903 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10906 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10908 * config/alpha/alpha.c (alpha_end_function): Do not clear
10909 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10910 this is now handled in generic code.
10912 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10914 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10915 (s390_z10_fix_long_loop_prediction): New function.
10916 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10917 (s390_reorg): Walk over the INSNs and invoke
10918 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10920 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10922 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10923 "*brx_64bit", "*brx_31bit"): New patterns.
10924 * config/s390/s390.c ('E'): New output modifier.
10926 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10927 Richard Earnshaw <richard.earnshaw@arm.com>
10929 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10930 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10932 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10934 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10936 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10937 for mode mode of operand0 when doing secondary reload for SAR.
10939 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10941 PR middle-end/41123
10942 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10943 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10945 2009-08-19 Jason Merrill <jason@redhat.com>
10947 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10948 supported template depth in C++0x.
10950 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10952 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10953 free_after_compilation.
10954 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10955 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10956 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10957 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10958 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10959 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10960 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10962 2009-08-19 Ian Lance Taylor <iant@google.com>
10964 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10965 of (plus (mult (neg B) C) A).
10967 2009-08-18 Michael Matz <matz@suse.de>
10969 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10970 instead of comparing TYPE_MAIN_VARIANT for equality.
10971 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10972 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10973 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10974 * gimplify.c (goa_lhs_expr_p): Ditto and use
10975 STRIP_USELESS_TYPE_CONVERSION.
10977 2009-08-18 Michael Matz <matz@suse.de>
10979 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10980 first field in a struct.
10981 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10983 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10985 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10986 locators before emit_insn is called. Remove assert that
10988 (alpha_end_function): Clear crtl->emit structure and free insn
10989 locators if cfun->is_thunk is true.
10991 2009-08-18 Jason Merrill <jason@redhat.com>
10993 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10995 * configure.ac: Test for it.
10996 * configure, config.in: Regenerate.
10997 * doc/install.texi: Document --enable-gnu-unique-object.
10999 2009-08-18 Richard Guenther <rguenther@suse.de>
11001 PR middle-end/41094
11002 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
11003 pow(x,y*z) only if x is nonnegative.
11005 2009-08-18 Jakub Jelinek <jakub@redhat.com>
11007 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
11011 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
11012 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
11014 2009-08-17 DJ Delorie <dj@redhat.com>
11016 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
11017 * config/m32c/prologue.md (epilogue_freit): New.
11019 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
11020 (bank_switch_p): Likewise.
11021 (fast_interrupt_p): Likewise.
11022 (interrupt_p): Likewise.
11023 (m32c_conditional_register_usage): Round memregs size up.
11024 (need_to_save): We only need to save $a0 when we use ENTER.
11025 (interrupt_p): Check for fast_interrupt too.
11026 (bank_switch_p): New.
11027 (fast_interrupt_p): New.
11028 (m32c_attribute_table): Add bank_switch and fast_interrupt.
11029 (m32c_emit_prolog): Support bank switching and fast interrupts.
11030 * doc/extend.texi (Function Attributes): Add bank_switch and
11033 2009-08-17 Douglas B Rupp <rupp@gnat.com>
11035 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
11036 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
11038 2009-08-16 Douglas B Rupp <rupp@gnat.com>
11040 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
11041 (menu): Add IA-64/VMS Options.
11042 (IA-64/VMS Options): Likewise.
11044 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11047 * config/mips/mips.md (*lwxs): Use :P for pointer values.
11049 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11051 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
11052 (mips_pop_asm_switch): Likewise.
11053 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
11055 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11056 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
11057 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
11058 (mips_print_operand_punctuation): Use them. Check mips_noreorder
11059 instead of set_noreorder.
11060 (mips_output_function_prologue): Use the new functions.
11061 (mips_output_function_epilogue): Likewise.
11062 (mips_need_noat_wrapper_p): New function, split out from...
11063 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
11064 Use mips_push_asm_switch and mips_pop_asm_switch.
11065 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
11066 and mips_pop_asm_switch.
11067 (ASM_OUTPUT_REG_POP): Likewise.
11068 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
11069 Use mips_pop_asm_switch.
11070 (mips_asm_switch): New structure.
11071 (set_noreorder, set_nomacro): Replace with...
11072 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11073 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
11074 instead of set_nomacro.
11075 (fix_truncsfsi2_macro): Likewise.
11076 (cprestore): Likewise.
11077 (hazard): Use mips_noreorder instead of set_noreorder.
11078 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11080 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
11082 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
11083 from prev_active_insn.
11085 2009-08-16 Anatoly Sokolov <aesok@post.ru>
11087 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
11088 * config/avr/avr.c (avr_override_options): Initialize
11089 avr_current_arch variable.
11090 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
11091 __AVR_HAVE_16BIT_SP__ according to the device type.
11092 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
11094 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
11095 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
11097 2009-08-16 Dodji Seketeli <dodji@redhat.com>
11100 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
11101 generating inlined subroutine die only. We shouldn't be
11102 called for anything else.
11103 (gen_block_die): Don't generate inline subroutine debug info for
11106 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11108 * graphite-poly.c (print_pbb): Print PBB index.
11110 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11112 PR middle-end/40981
11113 * graphite-interchange.c (ppl_max_for_le): Moved...
11114 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
11115 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
11116 ppl_Pointset_Powerset_C_Polyhedron_maximize.
11117 * graphite-ppl.h (ppl_max_for_le): Declared.
11119 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
11121 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
11122 supported on all platforms.
11123 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
11124 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
11125 * c-pragma.c: Likewise.
11126 * target-def.h (TARGET_INITIALIZER): Remove
11127 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11128 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11130 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11132 * config/ia64/fde-vms.c: New file.
11133 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
11134 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
11135 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
11136 (uw_frame_state_for): Only register a personality routine if it is
11137 known to be compatible with our expectations.
11138 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
11139 Declare unw_table_entry stack variable and
11140 mod all calls to _Unwind_FindTableEntry to add arg.
11141 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
11142 (_Unwind_FindTableEntry): Add arg to prototype.
11144 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
11146 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
11147 field 'signal_pfs_loc'.
11148 (uw_frame_state_for): Remove duplicate code dealing with leaf
11149 procedures without unwind info.
11150 If in the frame after unwinding through a signal handler, restore
11151 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
11152 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
11153 'pfs_loc' to the AR.PFS location in the signal context; instead
11154 set 'signal_pfs_loc'.
11155 Manually generate the unwind info for the AR.PFS register.
11156 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
11157 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
11158 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
11159 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
11160 instead set 'signal_pfs_loc'.
11161 Remove code preventing the AR.PFS register from being restored
11162 from the signal context.
11164 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11165 Tristan Gingold <gingold@adacore.com>
11167 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
11168 * config/ia64/t-vms: New file.
11169 * config/ia64/vms64.h: New file.
11170 * config/ia64/vms.h: New file.
11171 * config/ia64/vms-crtinit.asm: New file.
11172 * config/ia64/vms_symvec_libgcc_s.opt: New file.
11173 * config/ia64/vms-unwind.h: New file.
11175 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11177 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
11180 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11182 PR middle-end/30789
11183 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
11184 Move declaration...
11185 * real.h (do_mpc_arg2): ... here.
11186 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
11189 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
11191 * final.c (add_debug_prefix_map): Don't use GC memory for
11192 old_prefix and new_prefix.
11194 2009-08-14 Richard Guenther <rguenther@suse.de>
11196 * ipa-prop.c (compute_complex_pass_through): If we cannot
11197 compute a non-varying offset for IPA_JF_ANCESTOR punt.
11199 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11201 * c-lex.c (c_lex_with_flags): Increase size of local variable
11202 to avoid memory clobber.
11204 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
11207 * config/i386/i386.c (ix86_fp_comparison_strategy):
11208 Only enable/disable sahf at function granularity.
11210 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
11212 PR rtl-optimization/41064
11213 * reload1.c (reload_as_needed): Don't call extract_insn
11214 for known invalid replacements after calling
11215 validate_replace_rtx_group and verify_changes.
11217 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11220 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
11221 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
11222 ix86_expand_fp_vcond.
11223 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
11224 Assert that operation is supported by ix86_expand_int_vcond.
11225 (vcondu<SSEMODE124C8:mode>): Ditto.
11227 2009-08-13 DJ Delorie <dj@redhat.com>
11229 * config/i386/djgpp-stdint.h: New.
11230 * config.gcc (djgpp): Use it.
11232 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
11234 * config/sh/sh.c (sh_override_options): When flag_exceptions or
11235 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
11237 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11239 * tree-ssa-loop-prefetch.c
11240 (prune_ref_by_group_reuse): Enhance probabilistic analysis
11241 for long-stride pruning.
11242 (compute_miss_rate): New function to compute the probability
11243 that two memory references access different cache lines.
11245 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
11247 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
11249 2009-08-13 Richard Guenther <rguenther@suse.de>
11251 PR middle-end/41047
11252 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
11253 use the constant pointer type.
11254 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
11255 of CV qualifiers on the target pointer type.
11256 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
11257 conversion check before restrict check.
11259 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11262 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
11264 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11266 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
11268 2009-08-12 Richard Guenther <rguenther@suse.de>
11270 PR tree-optimization/41011
11271 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
11272 and reference constructing.
11274 2009-08-12 Xinliang David Li <davidxl@google.com>
11276 PR tree-optimization/41012
11277 * tree-flow.h : New external interface.
11278 * gimple-low.c (check_call_arg): Change to public function.
11279 Remove argument mismatch check in lowering.
11280 * tree-inline.h (tree_can_inline_p): Interface change.
11281 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
11282 into this function.
11283 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
11284 Call change to tree_can_inline_p function.
11285 (cgraph_decide_inlining_incrementally): Ditto.
11287 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
11289 PR tree-optimization/41031
11290 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
11291 on the partition variable rather than promote_mode on the source
11292 type. Assert that the partition variable's type has the same
11293 mode as the source value's.
11295 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
11297 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
11298 for for_return == 2.
11299 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
11301 * calls.c (expand_call): Fix typo.
11302 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
11304 * stmt.c (expand_value_return): Use promote_function_mode to copy out
11306 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
11307 * config/cris/cris.c (cris_promote_function_mode): Likewise.
11308 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
11309 * config/pa/pa.c (pa_promote_function_mode): Likewise.
11311 2009-08-12 Andrew Haley <aph@redhat.com>
11313 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
11315 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11318 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11320 2009-08-12 Richard Guenther <rguenther@suse.de>
11322 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
11323 * gimplify.c (gimplify_modify_expr): Do not use
11324 lang_hooks.types_compatible_p.
11325 * tree-ssa.c (useless_type_conversion_p): For aggregates
11326 just return false if the canonical types differ.
11328 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11330 PR middle-end/40980
11331 * sese.c (convert_for_phi_arg): New.
11332 (add_guard_exit_phis): Use convert_for_phi_arg.
11334 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11336 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
11337 unknown subscript upper bounds.
11339 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11340 Pranav Garg <pranav.garg2107@gmail.com>
11342 * graphite-interchange.c (gather_access_strides): Removed.
11343 (ppl_max_for_le): New.
11344 (build_linearized_memory_access): New.
11345 (memory_stride_in_loop): New.
11346 (pbb_interchange_profitable_p): Reimplemented.
11347 * graphite-ppl.h (ppl_new_id_map): New.
11348 (ppl_interchange): New.
11350 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11352 * graphite-interchange.c (compute_subscript): Removed.
11353 (compute_array_size_cstr): Removed.
11354 (compute_array_size_poly): Removed.
11355 (compute_array_size): Removed.
11356 (gather_access_strides_poly): Removed.
11357 (gather_access_strides): Empty.
11359 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11361 * graphite-dependences.c (dependence_polyhedron_1): Replace
11362 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
11363 (graphite_legal_transform_dr): Same.
11364 (graphite_carried_dependence_level_k): Same.
11365 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
11366 Initialize PDR_NB_SUBSCRIPTS.
11367 (print_pdr_access_layout): Replace pdr_nb_subscripts with
11369 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
11370 (PDR_NB_SUBSCRIPTS): New.
11371 (pdr_nb_subscripts): Removed.
11372 (pdr_dim): Simplified.
11373 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
11374 with PDR_NB_SUBSCRIPTS.
11376 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11378 * graphite-interchange.c (compute_array_size): Remove use of
11379 PDR_DATA_CONTAINER.
11380 * graphite-poly.c (new_poly_dr): Remove argument data_container.
11381 Do not initialize PDR_DATA_CONTAINER.
11382 (print_pdr): Do not print PDR_DATA_CONTAINER.
11383 * graphite-poly.h (struct poly_dr): Remove data_container field.
11384 (PDR_DATA_CONTAINER): Removed.
11385 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
11386 PDR_DATA_CONTAINER.
11387 (build_poly_dr): Same.
11389 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11390 Sebastian Pop <sebastian.pop@amd.com>
11392 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
11393 copy of the dependence polyhedron. Free the temporary objects.
11394 (graphite_carried_dependence_level_k): Free unused objects before
11397 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11399 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
11400 Early return without analyzing the data dependences if no
11401 transform has been done. Call restore_scattering if the transform
11403 (graphite-interchange.c): Same.
11404 * graphite-poly.c (print_scattering_function): Test for
11406 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
11407 (apply_poly_transforms): Do not gcc_assert that
11408 the transform is legal.
11409 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
11410 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
11411 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
11412 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
11413 * graphite-poly.h (struct poly_scattering): New.
11414 (struct poly_bb): Add original, transformed, and saved fields.
11415 Remove transformed_scattering, original_scattering,
11416 nb_local_variables and nb_scattering_transform fields.
11417 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
11418 (poly_scattering_new): New.
11419 (poly_scattering_free): New.
11420 (poly_scattering_copy): New.
11421 (store_scattering_pbb): New.
11422 (store_scattering): New.
11423 (restore_scattering_pbb): New.
11424 (restore_scattering): New.
11425 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
11426 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
11428 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11430 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
11431 (print_scop): Same.
11433 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11435 * Makefile.in (graphite.o): Depends on PREDICT_H.
11436 * graphite.c: Include predict.h.
11437 (graphite_finalize): Call tree_estimate_probability.
11438 * predict.c (predict_loops): Do not call scev_initialize and
11440 (tree_estimate_probability_bb): New.
11441 (tree_estimate_probability): Do not initialize loops: move that
11442 code to the driver. Call tree_estimate_probability_bb.
11443 (tree_estimate_probability_driver): New.
11444 (pass_profile): Use tree_estimate_probability_driver.
11445 * predict.h (tree_estimate_probability): Declared.
11447 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11449 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
11450 * graphite-dependences.c (graphite_legal_transform): Add time to
11451 TV_GRAPHITE_DATA_DEPS.
11452 (dependency_between_pbbs_p): Same.
11453 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
11455 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
11457 PR rtl-optimization/41033
11458 * alias.c (nonoverlapping_component_refs_p): Punt when strict
11459 aliasing is disabled.
11461 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11463 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
11464 si_mask_operand, and_load_operand, low_bitmask_operand,
11465 and_reg_operand, and_operand): New predicates.
11466 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
11467 * config/mips/mips.c (and_operands_ok): New function.
11468 * config/mips/mips-protos.h (and_operands_ok): Declare it.
11469 * config/mips/mips.md (move_type): Add ext_ins and logical.
11470 (type): Handle them.
11471 (and<mode>3): Use and_reg_operand as the second operand's predicate.
11472 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
11473 shift_shift. Remove commutative constraint modifier.
11474 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
11476 (*clear_upper32_dext): Remove define_insn_and_split.
11477 (*clear_upper32): Turn this define_insn_and_split ...
11478 (splitter for ANDing register with 0xffff_ffff): .. into this.
11480 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11482 * combine.c (try_widen_shift_mode): Factor out code to check if an
11483 integer constant is a low-order bitmask from here ...
11484 * rtlanal.c (low_bitmask_len): ... to here.
11485 * rtl.h (low_bitmask_len): Declare.
11487 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
11490 * config/alpha/alpha.md (addsi3): Remove expander.
11491 (addsi3): Rename from *addsi3_internal insn pattern.
11492 (subsi3): Remove expander.
11493 (subsi3): Rename from *subsi3_internal insn pattern.
11495 2009-08-11 Douglas B Rupp <rupp@gnat.com>
11497 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
11500 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
11501 Eric Botcazou <botcazou@adacore.com>
11502 Douglas B Rupp <rupp@gnat.com>
11504 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
11505 that records that fit in 64 bits are returned by immediate value,
11506 as required by OpenVMS Calling Standard.
11507 (function_value): Adjust for above modification.
11508 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
11509 virtual_incoming_args_rtx as base object, not next_arg.
11510 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
11512 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11514 * reload.c (find_reloads_subreg_address): Check the original
11515 req_equiv_mem address to detect the case where an address is
11516 not valid in the outer mode.
11518 2009-08-11 Richard Guenther <rguenther@suse.de>
11521 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
11523 2009-08-10 Douglas B Rupp <rupp@gnat.com>
11525 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
11526 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
11528 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
11529 Douglas B Rupp <rupp@gnat.com>
11531 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
11532 PT_STACK when frame_pointer_needed on OpenVMS.
11533 (alpha_pv_save_size, alpha_using_fp): Remove.
11534 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
11535 with proper processing for PT_NULL.
11536 (alpha_vms_initial_elimination_offset): New function. Support for
11537 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
11538 (alpha_sa_size): Force procedure type to PT_STACK when
11539 frame_pointer_needed on OpenVMS.
11540 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
11541 (alpha_using_fp): Likewise.
11542 (alpha_vms_can_eliminate): Add prototype.
11543 (alpha_vms_initial_elimination_offset): Likewise.
11544 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
11545 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
11547 2009-08-10 Eric Botcazou <botcazou@adacore.com>
11548 Douglas B Rupp <rupp@gnat.com>
11550 * config/alpha/alpha.c (common_object_handler): New function.
11551 (vms_attribute_table): Declare a single attribute "common_object".
11552 (vms_output_aligned_decl_common): New global function.
11553 (SECTION_VMS_OVERLAY): Delete.
11554 (SECTION_VMS_GLOBAL): Likewise.
11555 (SECTION_VMS_INITIALIZE): Likewise.
11556 (vms_asm_named_section): Remove support for above flags.
11557 (vms_section_type_flags): Delete.
11558 (TARGET_SECTION_TYPE_FLAGS): Likewise.
11559 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
11560 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
11561 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
11563 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11566 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
11567 (sub_ddmmss): Likewise.
11569 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
11572 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
11575 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11578 * reload1.c (reload_as_needed): Use cancel_changes to completely
11579 undo a failed replacement attempt.
11581 2009-08-10 Richard Guenther <rguenther@suse.de>
11583 PR middle-end/41006
11584 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
11585 (useless_type_conversion_p): ... here. Require pointer targets
11588 2009-08-10 Dodji Seketeli <dodji@redhat.com>
11591 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
11592 loose the original type of the statement list.
11594 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11596 * config/alpha/alpha.c: Include libfuncs.h
11597 (avms_asm_output_extern): New function.
11598 (alpha_init_libfuncs): Init some decc libfuncs.
11599 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
11600 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
11601 (DO_CRTL_NAMES): Define.
11602 (LIB_SPEC): Remove.
11603 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
11604 (LONG_TYPE_SIZE): Define.
11605 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
11606 (SUBTARGET_SWITCHES): Define malloc64 switch.
11607 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
11608 (MASK_RETURN_ADDR): Define.
11609 doc/invoke.texi (mmalloc64): Document switch.
11611 2009-08-09 Olivier Hainque <hainque@adacore.com>
11612 Douglas B Rupp <rupp@gnat.com>
11614 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
11615 uses_condition_handler.
11616 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
11617 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
11618 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
11619 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
11620 (code_for_builtin): New insn codes for the new alpha_builtins.
11621 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
11622 (alpha_sa_size): Account for uses_condition_handler.
11623 (alpha_expand_prologue): Likewise.
11624 (alpha_start_function): Likewise.
11625 (alpha_expand_epilogue): Likewise.
11626 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
11627 establish/revert expanders.
11628 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
11629 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
11630 New expander, resorting to the alpha.c associated function.
11631 (builtin_revert_vms_condition_handler): Likewise.
11632 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
11633 __gcc_shell_handler, the static VMS condition handler used as
11634 an indirection wrapper to the current dynamically established
11636 * config/alpha/vms-unwind.h: Complete rewrite.
11637 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
11638 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
11640 2009-08-09 Eric Botcazou <botcazou@adacore.com>
11641 Douglas B Rupp <rupp@gnat.com>
11643 * config/alpha/alpha.c (alpha_links): Add 'target' field.
11644 (alpha_need_linkage): Handle aliases. Return function symbol.
11645 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
11646 Use ultimate alias target for the linkage name.
11647 * config/alpha/alpha.md (movmemdi): Use the symbol returned
11648 by alpha_need_linkage for the function symbol.
11649 (setmemdi): Likewise.
11651 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11653 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
11654 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
11655 (ASM_WEAKEN_LABEL): Define.
11656 (CRT_CALL_STATIC_FUNCTION): Define.
11657 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
11658 (ENDFILE_SPEC): Define.
11659 (INIT_SECTION_ASM_OP): Define.
11660 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
11661 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
11662 crtend.o crtendS.o.
11663 (MULTILIB_OSDIRNAMES): Define.
11664 (shlib_version): Define.
11665 (SHLIB_EXT): Define.
11666 (SHLIB_OBJS): Define.
11667 (SHLIB_NAME): Define.
11668 (SHLIB_MULTILIB): Define.
11669 (SHLIB_INSTALL): Define.
11670 (SHLIB_SYMVEC): Define.
11671 (SHLIB_SYMVECX2): Define.
11672 (SHLIB_LINK): Define.
11674 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11676 * config/alpha/alpha.c (alpha_initialize_trampoline):
11677 Initialize VMS trampoline IAW ABI for bounded procedure calls.
11678 (alpha_start_function): Emit transfer address on nested functions
11679 for VMS trampoline call.
11680 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
11681 since no longer used.
11682 * config/alpha/vms-tramp.asm: Remove.
11683 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11684 since now only data initialized at runtime.
11686 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11688 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11689 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11690 (MD_EXEC_PREFIX): Remove, no longer used.
11691 (MD_STARTFILE_PREFIX): Likewise.
11692 (INCLUDE_DEFAULTS): Likewise.
11693 * config/alpha/t-vms:
11694 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11696 2009-08-09 Richard Guenther <rguenther@suse.de>
11698 PR tree-optimization/41016
11699 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11700 (operand_precision): Remove.
11701 (integral_operand_p): Likewise.
11702 (recognize_single_bit_test): Adjust.
11704 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11706 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11707 operation overflows. Likewise non-cast unary arithmetic.
11708 If one arm of a conditional expression is always taken,
11709 inhibit evaluation warnings for the other arm. Likewise inhibit
11710 evaluation warnings for the second && or || operand if the first
11711 operand is enough to determine the result.
11712 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11714 (build_binary_op): Prevent duplicate evaluation warnings.
11716 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11718 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11719 and destination have different modes, Use promote_mode to
11720 determine the signedness of the conversion. Assert that the
11721 promoted source mode matches the destination mode. Don't pass
11722 the destination and destination mode to expand_expr if the source
11723 mode is different. Simplify conversion logic.
11725 2009-08-09 Ira Rosen <irar@il.ibm.com>
11727 PR tree-optimization/41008
11728 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11729 from condition only in case it's a comparison. Adjust checks.
11731 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11733 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11734 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11735 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11736 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11737 (dump_cand): Handle them.
11738 (struct iv_cand): New members COST_STEP and AINC_USE.
11739 (stmt_after_increment): Likewise.
11740 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11741 callers changed. Use gimple_uid comparison instead of scanning.
11742 (add_candidate_1): When looking for identical candidates, take
11743 AINC_USE into account. Set it for new candidates.
11744 (force_expr_to_var_cost): Cast target_spill_cost to int.
11745 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11746 All callers changed. Check for availability of autoinc addressing
11747 modes, both in general for a given mode, and in the specific use case.
11748 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11750 (get_computation_cost): Likewise.
11751 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11752 add_autoinc_candidates): New static functions.
11753 (add_candidate): Call add_autoinc_candidates for candidates based on
11755 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11756 (determine_use_iv_cost_address): If we have an autoinc candidate at
11757 the matching use, verify autoinc is possible and subtract the cost
11758 of the candidate's step from the cost.
11759 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11760 member of the candidate.
11761 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11762 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11764 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11766 * config.build (ia64-hp-*vms*): New target.
11767 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11768 with ia64-hp-*vms*.
11769 * config.gcc (ia64-hp-*vms*): New target.
11770 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11771 with ia64-hp-*vms*.
11772 * config.host (ia64-hp-*vms*): New target.
11773 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11774 with ia64-hp-*vms*.
11776 2009-08-08 Richard Guenther <rguenther@suse.de>
11778 PR tree-optimization/40991
11779 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11781 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11783 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11784 mode check. Do truncations in an integer mode.
11785 (force_to_mode): Handle subregs for all mode types. Only do
11786 arithmetic simplifications on integer modes.
11788 2009-08-07 Richard Guenther <rguenther@suse.de>
11790 PR tree-optimization/40999
11791 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11792 (maybe_fold_reference): Lookup constant initializers.
11793 (fold_gimple_assign): Likewise.
11795 2009-08-07 Richard Guenther <rguenther@suse.de>
11797 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11798 that require structural equality defer to the langhook.
11800 2009-08-07 Martin Jambor <mjambor@suse.cz>
11802 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11804 (struct ipa_pass_through_data): New type.
11805 (struct ipa_ancestor_jf_data): New type.
11806 (union jump_func_value): Removed field formal_id, added fields
11807 pass_through and ancestor.
11808 (struct ipa_param_call_note): Changed type of formal_id to int from
11810 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11811 operations jump functions and ancestor jump functions.
11812 (compute_complex_pass_through): New function.
11813 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11814 reflect changes in the jump function strucutre.
11815 (update_jump_functions_after_inlining): Ignore complex pass-through
11816 and ancestor jump functions.
11817 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11818 polynomial pass-through with operation jump functions.
11820 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11822 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11823 fde->dw_fde_begin as begin label instead of hot/cold label.
11824 Use LLSDAC label instead of LLSDA for second section lsda.
11825 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11826 label instead of LLSDA if it is true.
11827 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11829 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11830 SECTION argument. Use it as index into crtl->eh.call_site_record
11832 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11833 use it to determine how to print table entries instead of using
11834 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11835 label instead of normal begin label as base.
11836 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11837 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11838 ensure no EH range spans between sections and that landing pads
11839 are always in the corresponding section.
11840 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11841 for crtl->eh.call_site_record being an array rather than scalar.
11842 (output_one_function_exception_table): New function, copied
11843 from output_function_exception_table. Adjust
11844 dw2_size_of_call_site_table, dw2_output_call_site_table
11845 callers. For SECOND section use *C suffixed labels.
11846 (output_function_exception_table): Call
11847 output_one_function_exception_table and, when doing hot/cold
11848 partitioning, also another time for the second section.
11849 * opts.c: Include except.h.
11850 (decode_options): Allow -freorder-blocks-and-partition with
11851 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11852 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11853 * function.h (struct rtl_eh): Change call_site_record from
11854 scalar into array of 2 elements.
11856 2009-08-07 Martin Jambor <mjambor@suse.cz>
11858 * ipa-prop.c (count_formal_params_1): New function.
11859 (ipa_get_vector_of_formal_parms): New function.
11860 (get_vector_of_formal_parm_types): New function.
11861 (ipa_modify_formal_parameters): New function.
11862 (ipa_modify_call_arguments): New function.
11863 (index_in_adjustments_multiple_times_p): New function.
11864 (ipa_combine_adjustments): New function.
11865 (ipa_dump_param_adjustments): New function.
11866 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11867 (ipa_get_vector_of_formal_parms): Declare.
11868 (ipa_modify_formal_parameters): Declare.
11869 (ipa_modify_call_arguments): Declare.
11870 (ipa_combine_adjustments): Declare.
11871 (ipa_dump_param_adjustments): Declare.
11872 (build_ref_for_offset): Declare.
11873 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11874 * tree-sra.c: Include ipa-prop.c.
11875 (build_ref_for_offset): Make public.
11877 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11879 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11881 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11883 * gcc/doc/extend.texi (__builtin_extract_return_address)
11884 (__builtin_frob_return_address): Document.
11886 2009-08-06 Paul Brook <paul@codesourcery.com>
11888 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11889 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11890 implementation on ARMv6-M.
11892 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11894 * doc/extend.texi (pcs): Document new attribute for ARM.
11896 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11898 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11901 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11903 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11906 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11908 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11910 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11912 Merge ARM/hard_vfp_branch to trunk.
11914 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11916 * arm.c (libcall_eq): New function.
11917 (libcall_hash): New function.
11918 (add_libcall): New function.
11919 (arm_libcall_uses_aapcs_base): New function.
11920 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11921 libcalls using the base PCS.
11922 (arm_init_cumulative_args): Likewise.
11924 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11926 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11927 Use base ABI for conversion libfuncs between HFmode and SFmode.
11929 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11931 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11932 V4SImode as representatives of all 64-bit and 128-bit vector
11933 types. Allow vector types without vector modes.
11934 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11935 without vector modes like BLKmode.
11936 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11937 BLKmode. Avoid unsupported vector modes or TImode moves for
11939 (aapcs_vfp_allocate_return_reg): Likewise.
11940 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11941 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11943 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11945 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11946 (arm_get_pcs_model): Pass attribute arguments to
11947 arm_pcs_from_attribute.
11948 (arm_init_cumulative_args): Use base AAPCS for conversions from
11949 floating-point types to DImode.
11950 (arm_attribute_table): Add pcs attribute.
11951 (arm_handle_pcs_attribute): New.
11952 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11953 conversions from floating-point types to DImode, also declare them
11954 to use base AAPCS and declare functions they call to use base
11955 AAPCS and their RTABI names.
11957 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11959 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11960 -mfloat-abi=hard not being supported for VFP.
11962 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11964 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11965 SYMBOL_REF to hard_libcall_value.
11967 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11968 Richard Earnshaw <rearnsha@arm.com>
11970 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11971 has been put on the stack, all remaining co-processory arguments for
11972 that co-processor also go on the stack.
11974 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11976 * config/arm/arm.c (arm_return_in_memory): Handle returning
11977 vectors of suitable size in registers also for AAPCS case.
11979 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11981 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11983 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11985 ARM Hard-VFP calling convention
11986 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11987 * target.h (gcc_target): Add libcall_value to table of call hooks.
11988 * targhooks.h (default_libcall_value): Default implementation.
11989 * targhooks.c (default_libcall_value): Likewise.
11990 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11991 * optabs.c (expand_unop): Use it.
11992 * expr.h (hard_libcall_value): Pass the function RTX through.
11993 * calls.c (emit_library_call_value_1): Update call to
11994 hard_libcall_value.
11995 * explow.c (hard_libcall_value): Use new target hook.
11996 * config/arm/arm.c: Include cgraph.h
11997 (TARGET_FUNCTION_VALUE): Override default hook.
11998 (arm_pcs_default): New variable.
11999 (arm_override_options): Don't fault hard calling convention with VFP.
12000 Add support for AAPCS variants.
12001 (arm_function_value): Make static. Handle AAPCS variants.
12002 (arm_libcall_value): New function.
12003 (arm_apply_result_size): Handle VFP registers in results.
12004 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
12006 (pcs_attribute_args): New variable.
12007 (arm_pcs_from_attribute): New function.
12008 (arm_get_pcs_model): New function.
12009 (aapcs_vfp_cum_init): New function.
12010 (aapcs_vfp_sub_candidate): New function.
12011 (aapcs_vfp_is_return_candidate): New function.
12012 (aapcs_vfp_is_call_candidate): New function.
12013 (aapcs_vfp_allocate): New function.
12014 (aapcs_vfp_allocate_return_reg): New function.
12015 (aapcs_vfp_advance): New function.
12016 (aapcs_cp_arg_layout): New variable.
12017 (aapcs_select_call_coproc): New function.
12018 (aapcs_select_return_coproc): New function.
12019 (aapcs_allocate_return_reg): New function.
12020 (aapcs_libcall_value): New function.
12021 (aapcs_layout_arg): New function.
12022 (arm_init_cumulative_args): Initialize AAPCS args data.
12023 (arm_function_arg): Handle AAPCS variants using new interface.
12024 (arm_arg_parital_bytes): Likewise.
12025 (arm_function_arg_advance): New function.
12026 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
12027 calling conventions.
12028 (arm_setup_incoming_varargs): Handle new AAPCS args data.
12029 * arm.h (NUM_VFP_ARG_REGS): Define.
12030 (LIBCALL_VALUE): Update.
12031 (FUNCTION_VALUE): Delete.
12032 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
12033 (arm_pcs): New enum.
12034 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
12035 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
12036 (FUNCTION_ARG_REGNO_P): Add VFP regs.
12037 * arm-protos.h (arm_function_arg_advance): Add.
12038 (aapcs_libcall_value): Add.
12039 (arm_function_value): Delete.
12041 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
12042 H.J. Lu <hongjiu.lu@intel.com>
12045 * config/i386/i386.c (standard_sse_mode_p): Remove.
12046 (standard_sse_constant_p): Return 2 for integer mode
12047 vector_all_ones_operand when SSE2 is enabled.
12048 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
12049 (ix86_expand_vector_move): Do not check for negative values from
12050 standard_sse_constant_p.
12052 2009-08-06 Richard Guenther <rguenther@suse.de>
12054 * tree-ssa.c (useless_type_conversion_p_1): Make function and
12055 array type comparisons frontend independent.
12056 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
12057 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
12058 out array reference lower bound and element size operands.
12059 (ao_ref_init_from_vn_reference): Properly compute the offset
12060 for ARRAY_RANGE_REF.
12061 (vn_reference_fold_indirect): Fill out array reference lower
12062 bound and element size operands.
12063 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
12064 a non gimple valued reference operand which can happen for
12065 array reference lower bound or element size.
12066 (create_component_ref_by_pieces_1): Properly generate the
12067 element size operand for array references.
12069 2009-08-06 Richard Guenther <rguenther@suse.de>
12071 PR tree-optimization/40964
12072 * tree.c (iterative_hash_host_wide_int): Export.
12073 * tree.h (iterative_hash_host_wide_int): Declare.
12074 * tree-ssa-structalias.c (heapvar_map): New struct.
12075 (heapvar_map_eq): New function.
12076 (heapvar_map_hash): Likewise.
12077 (heapvar_lookup): Adjust.
12078 (heapvar_insert): Likewise.
12079 (make_constraint_from_heapvar): Allow multiple heap variables
12080 per decl at different offsets.
12081 (init_alias_heapvars): Adjust.
12083 2009-08-04 David Daney <ddaney@caviumnetworks.com>
12085 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
12086 * mips_output_sync_loop (mips_output_sync_loop): Only emit
12087 trailing sync if TARGET_SYNC_AFTER_SC.
12089 2009-08-05 David Daney <ddaney@caviumnetworks.com>
12091 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
12092 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
12093 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
12094 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
12095 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
12096 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
12097 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12098 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
12099 test_and_set_12): Rewrite calls to mips_output_sync_loop.
12100 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
12101 the prototype declaration match the definition.
12102 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
12103 instructions explicitly. Add barrier_before and operands
12105 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
12106 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
12107 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
12108 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
12109 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
12110 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
12112 2009-08-05 Andrew Pinski <pinskia@gmail.com>
12114 * tree-ssa-alias.c: Fix intervals to use [) syntax.
12116 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
12117 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12120 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
12123 2009-08-05 Jakub Jelinek <jakub@redhat.com>
12125 PR rtl-optimization/40924
12126 * dse.c (canon_address): Before calling cselib_expand_value_rtx
12127 make sure canon_rtx (mem_address) isn't simpler than
12128 canon_rtx (expanded_mem_address).
12130 2009-08-05 Li Feng <nemokingdom@gmail.com>
12132 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
12133 for each poly_bb_p.
12134 (build_scop_drs): Build alias set for each SCoP.
12136 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
12138 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
12139 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
12140 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
12141 (MIPS_ARCH_FLOAT_SPEC): Likewise.
12142 (BASE_DRIVER_SELF_SPECS): Likewise.
12144 2009-08-04 Andrew Pinski <pinskia@gmail.com>
12146 * tree-ssa-alias.c: Fix some comment typos.
12148 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
12150 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
12151 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
12153 2009-08-03 Janis Johnson <janis187@us.ibm.com>
12156 * simplify-rtx.c (simplify_binary_operation_1): Disable
12157 simplifications for decimal float operations.
12159 2009-08-03 Jakub Jelinek <jakub@redhat.com>
12161 PR middle-end/40943
12162 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
12163 operand of INDIRECT_REF.
12165 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
12167 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
12168 constants referencing TLS symbols.
12170 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12172 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
12173 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
12175 2009-08-03 Richard Guenther <rguenther@suse.de>
12177 * tree.c (make_vector_type): Build a main variant first,
12178 get the canonical one and then build the variant.
12179 * tree-ssa.c (useless_type_conversion_p_1): Handle
12181 (useless_type_conversion_p): Conversions to pointers to
12182 incomplete record types are useless.
12184 2009-08-03 Richard Guenther <rguenther@suse.de>
12186 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
12187 file will be created.
12188 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
12189 * toplev.c (compile_file): Adjust comment.
12191 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
12193 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
12194 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
12195 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12196 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12197 (sh_promote_function_mode): Fix typo.
12199 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
12201 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
12203 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12205 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
12206 declaration arguments.
12208 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
12210 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
12211 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
12212 (ix86_split_ashl): Ditto.
12213 (ix86_expand_vector_init_one_nonzero): Ditto.
12214 (ix86_expand_vector_set): Ditto.
12215 (ix86_expand_reduc_v4sf): Ditto.
12217 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
12219 * explow.c (promote_function_mode): Remove assert.
12220 * config/sh/sh.c (sh_promote_function_mode): Declare.
12222 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12224 * config/pa/pa.c (pa_promote_function_mode): Declare.
12225 Change to static. Fix promote_mode call.
12227 * gthr-dce.h (CONST_CAST2): Define if not defined.
12228 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
12230 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
12232 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
12234 * expr.c (store_constructor): Use promote_decl_mode. Remove
12235 now write-only variable unsignedp.
12236 (expand_expr_real_1): Use promote_decl_mode.
12237 * expr.h (promote_function_mode, promote_decl_mode): New.
12238 (promote_mode): Remove last argument.
12239 * function.c (assign_temp): Drop last argument of promote_mode.
12240 (assign_parm_find_data_types): Use promote_function_mode.
12241 (assign_parm_setup_reg): Likewise.
12242 (expand_function_end): Use promote_function_mode.
12243 * calls.c (initialize_argument_information): Use promote_function_mode.
12244 (precompute_arguments): Use promote_mode instead of checking if
12245 only PROMOTE_FUNCTION_MODE is defined.
12246 (expand_call): When making sibcall decisions, use promote_function_mode.
12247 Below, remove an if for targetm.calls.promote_function_return and
12248 and use promote_function_mode.
12249 (emit_library_call_value_1): Use promote_function_mode, fix bug
12250 where promote_mode was passed FOR_CALL == 0 for a return value in an
12252 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12253 * explow.c (promote_function_mode, promote_decl_mode): New.
12254 (promote_mode): Keep only the FOR_CALL == 0 case.
12255 * combine.c (setup_incoming_promotion): Remove test of
12256 promote_function_args. Use promote_function_mode.
12257 * stmt.c (expand_value_return): Use promote_decl_mode.
12258 (expand_decl): Use promote_decl_mode.
12260 * expr.c (store_constructor): Use promote_decl_mode. Remove
12261 now write-only variable unsignedp.
12262 (expand_expr_real_1): Use promote_decl_mode.
12263 * expr.h (promote_function_mode, promote_decl_mode): New.
12264 (promote_mode): Remove last argument.
12265 * function.c (assign_temp): Drop last argument of promote_mode.
12266 (assign_parm_find_data_types): Use promote_function_mode.
12267 (assign_parm_setup_reg): Likewise.
12268 (expand_function_end): Use promote_function_mode.
12269 * calls.c (initialize_argument_information): Use promote_function_mode.
12270 (precompute_arguments): Use promote_mode instead of checking if
12271 only PROMOTE_FUNCTION_MODE is defined.
12272 (expand_call): When making sibcall decisions, use promote_function_mode.
12273 Below, remove an if for targetm.calls.promote_function_return and
12274 and use promote_function_mode.
12275 (emit_library_call_value_1): Use promote_function_mode, fix bug
12276 where promote_mode was passed FOR_CALL == 0 for a return value in an
12278 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12279 * explow.c (promote_function_mode, promote_decl_mode): New.
12280 (promote_mode): Keep only the FOR_CALL == 0 case.
12281 * combine.c (setup_incoming_promotion): Remove test of
12282 promote_function_args. Use promote_function_mode.
12283 * stmt.c (expand_value_return): Use promote_decl_mode.
12284 (expand_decl): Use promote_decl_mode.
12286 * explow.c (promote_function_mode): Just call the target hook.
12287 * targhooks.c (default_promote_function_mode,
12288 default_promote_function_mode_always_promote): New.
12289 * targhooks.h (default_promote_function_mode,
12290 default_promote_function_mode_always_promote): Declare.
12291 * target.h (promote_function_args, promote_function_return): Remove.
12292 (promote_function_mode): New.
12293 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
12294 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12295 (TARGET_PROMOTE_FUNCTION_MODE): New.
12296 (TARGET_CALLS): Adjust.
12297 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
12298 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
12300 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
12301 * config/s390/s390.c (s390_promote_function_mode): ... here,
12302 with pointer handling.
12303 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12304 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12306 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
12307 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
12308 with pointer handling.
12309 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12310 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12312 * config/sh/sh-protos.h (sh_promote_function_mode): New.
12313 * config/sh/sh.c (sh_promote_function_mode): New.
12314 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12315 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12317 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
12318 * config/cris/cris.c (cris_promote_function_mode): ... here.
12319 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12320 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12322 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
12323 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
12324 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12325 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12327 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
12328 * config/arm/arm.c (arm_promote_function_mode): ... here, without
12329 complex type handling.
12330 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12331 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12333 * config/pa/pa.c (pa_promote_function_mode): New.
12334 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12335 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12337 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
12338 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12339 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
12340 * config/xtensa/xtensa.c: Likewise.
12341 * config/stormy16/stormy16.c: Likewise.
12342 * config/iq2000/iq2000.c: Likewise.
12343 * config/rs6000/rs6000.c: Likewise.
12344 * config/picochip/picochip.c: Likewise.
12345 * config/arc/arc.c: Likewise.
12346 * config/mcore/mcore.c: Likewise.
12347 * config/score/score.c: Likewise.
12348 * config/mips/mips.c: Likewise.
12349 * config/bfin/bfin.c: Likewise.
12350 * config/ia64/ia64.c: Likewise (disabled though).
12352 * config/frv/frv.h: Remove pointless remark.
12354 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
12355 TARGET_PROMOTE_FUNCTION_ARGS,
12356 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
12357 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
12359 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
12361 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
12362 -floop-parallelize-all.
12363 * toplev.c (process_options): Rename flag_graphite_force_parallel to
12364 flag_loop_parallelize_all.
12365 * tree-ssa-loop.c (gate_graphite_transforms): Same.
12366 * graphite.c (graphite_transform_loops): Same.
12367 * common.opt: Same.
12368 * graphite-poly.c (apply_poly_transforms): Same.
12370 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
12372 PR tree-optimization/40914
12373 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
12374 if set, then check the delta field of the PMF record.
12375 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
12376 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
12377 call is stored in the delta.
12379 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
12381 * config/mips/mips.md (*clear_upper32_dext): New pattern.
12383 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
12385 * config/i386/bsd.h (ASM_BYTE): New define.
12386 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
12387 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
12388 .byte. Use fputs or putc instead of fprintf where appropriate.
12389 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
12390 fputs or putc instead of fprintf where appropriate.
12391 * config/i386/i386elf.h: Ditto.
12392 * config/i386/sysv4.h: Ditto.
12394 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
12395 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
12396 (*tls_global_dynamic_64): Ditto.
12398 2009-07-31 Christian Bruel <christian.bruel@st.com>
12400 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
12402 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12404 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
12405 Remove dead code for MINUS.
12407 2009-07-31 Anthony Green <green@moxielogic.com>
12409 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
12411 (moxie_expand_epilogue): Ditto for epilogue.
12412 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
12413 incoming arguments.
12414 (moxie_function_arg): Ditto.
12415 (moxie_pass_by_reference): Ditto.
12416 (moxie_arg_partial_bytes): Ditto.
12417 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
12418 (FUNCTION_ARG_ADVANCE) Ditto.
12419 (REG_PARM_STACK_SPACE) Ditto.
12420 (FUNCTION_ARG_REGNO_P) Dito.
12422 * config.gcc: Add moxie linux config support.
12423 * gcc/config/moxie/uclinux.h: New file.
12425 2009-07-31 DJ Delorie <dj@redhat.com>
12427 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
12428 (UNSPECV_SP_SWITCH_E): New.
12429 (sp_switch_1): Change to an unspec.
12430 (sp_switch_2): Change to an unspec. Don't use post-inc when we
12432 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
12433 reference the new stack's address
12435 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12437 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
12438 graphite-clast-to-gimple.o, graphite-dependences.o,
12439 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12440 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
12441 (graphite-blocking.o,
12442 graphite-clast-to-gimple.o, graphite-dependences.o,
12443 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12444 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
12445 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
12446 * cfgloop.h (struct loop): Add can_be_parallel field.
12447 * common.opt (fgraphite-identity): Moved up.
12448 (fgraphite-force-parallel): New flag.
12449 * graphite.c: Rewrite.
12450 * graphite.h: Rewrite.
12451 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
12453 * toplev.c (graphite_out_file): New file descriptor.
12454 (graphite_in_file): New.
12455 (process_options): flag_graphite_force_parallel cannot be used without
12457 * tree-ssa-loop.c: Include toplev.h.
12458 (gate_graphite_transforms): Enable flag_graphite for
12459 flag_graphite_force_parallel.
12461 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12463 * ChangeLog.graphite: New.
12464 * graphite-blocking.c: New.
12465 * graphite-clast-to-gimple.c: New.
12466 * graphite-clast-to-gimple.h: New.
12467 * graphite-dependences.c: New.
12468 * graphite-dependences.h: New.
12469 * graphite-interchange.c: New.
12470 * graphite-poly.c: New.
12471 * graphite-poly.h: New.
12472 * graphite-ppl.c: New.
12473 * graphite-ppl.h: New.
12474 * graphite-scop-detection.c: New.
12475 * graphite-scop-detection.h: New.
12476 * graphite-sese-to-poly.c: New.
12477 * graphite-sese-to-poly.h: New.
12481 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12483 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
12484 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
12486 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12488 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
12489 (scev_is_linear_expression): Return false if the evolution is not
12490 affine multivariate.
12492 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12494 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
12495 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
12497 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12499 * tree-data-ref.c (debug_data_references): New.
12500 (debug_data_reference): New.
12501 * tree-data-ref.h (debug_data_references): Declared.
12502 (debug_data_reference): Declared.
12504 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12506 * tree-data-ref.c (stmt_simple_memref_p: Removed.
12507 * tree-data-ref.h (scop_p): Removed.
12508 (struct data_reference): Remove field scop.
12509 (DR_SCOP): Removed.
12510 (stmt_simple_memref_p): Removed.
12512 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12514 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
12515 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
12518 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12520 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
12522 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12524 * doc/invoke.texi (-fgraphite-identity): Documented.
12526 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12528 * tree-scalar-evolution.c: Fix comment.
12529 (instantiate_scev_1): Return unknow from scev instantiation if the
12530 result is not above instantiate_below.
12532 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12534 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
12535 static anymore. Instantiate the symbols that may have been introduced
12537 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
12540 2009-07-30 DJ Delorie <dj@redhat.com>
12542 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
12543 .vliw directive to VLIW sections.
12545 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12547 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
12549 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
12550 (AUTOHEADER): New variable.
12551 ($(srcdir)/cstamp-h.in): Use it.
12553 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
12554 Pat Haugen <pthaugen@us.ibm.com>
12555 Revital Eres <ERES@il.ibm.com>
12557 * config/rs6000/vector.md (VEC_F): Add VSX support.
12560 (mov<mode>): Ditto.
12561 (vector_load_<mode>): Ditto.
12562 (vector_store_<mode>): Ditto.
12563 (vector GPR move split): Ditto.
12564 (vec_reload_and_plus_<mptrsize>): Ditto.
12565 (vec_reload_and_reg_<mptrsize>): Ditto.
12566 (add<mode>3): Ditto.
12567 (sub<mode>3): Ditto.
12568 (mul<mode>3): Ditto.
12569 (neg<mode>2): Ditto.
12570 (abs<mode>2): Ditto.
12571 (smin<mode>3): Ditto.
12572 (smax<mode>3): Ditto.
12573 (vector_eq<mode>): Ditto.
12574 (vector_gt<mode>): Ditto.
12575 (vector_ge<mode>): Ditto.
12576 (vector_gtu<mode>): Ditto.
12577 (vector_select_<mode>_uns): Ditto.
12578 (vector_eq_<mode>_p): Ditto.
12579 (vector_gt_<mode>_p): Ditto.
12580 (vector_ge_<mode>_p): Ditto.
12581 (vector_gtu_<mode>_p): Ditto.
12582 (cr6_test_for_zero): Ditto.
12583 (cr6_test_for_zero_reverse): Ditto.
12584 (cr6_test_for_lt): Ditto.
12585 (cr6_test_for_lt_reverse): Ditto.
12586 (xor<mode>3): Ditto.
12587 (ior<mode>3): Ditto.
12588 (and<mode>3): Ditto.
12589 (one_cmpl<mode>2): Ditto.
12590 (nor<mode>2): Ditto.
12591 (andc<mode>2): Ditto.
12592 (float<VEC_int<mode>2): Ditto.
12593 (unsigned_float<VEC_int><mode>2): Ditto.
12594 (fix_trunc<mode><VEC_int>2): Ditto.
12595 (fixuns_trunc<mode><VEC_int>2): Ditto.
12597 (vec_set<mode>): Ditto.
12598 (vec_extract<mode>): Ditto.
12599 (vec_interleave_highv4sf): Ditto.
12600 (vec_interleave_lowv4sf): Ditto.
12601 (vec_realign_load_<mode>): Ditto.
12602 (vec_shl_<mode>): Ditto.
12603 (vec_shr_<mode>): Ditto.
12604 (div<mode>3): New patterns for VSX.
12605 (vec_interleave_highv2df): Ditto.
12606 (vec_interleave_lowv2df): Ditto.
12607 (vec_pack_trunc_v2df): Ditto.
12608 (vec_pack_sfix_trunc_v2df): Ditto.
12609 (vec_pack_ufix_trunc_v2df): Ditto.
12610 (vec_unpacks_hi_v4sf): Ditto.
12611 (vec_unpacks_lo_v4sf): Ditto.
12612 (vec_unpacks_float_hi_v4si): Ditto.
12613 (vec_unpacks_float_lo_v4si): Ditto.
12614 (vec_unpacku_float_hi_v4si): Ditto.
12615 (vec_unpacku_float_lo_v4si): Ditto.
12616 (movmisalign<mode>): Ditto.
12617 (vector_ceil<mode>2): New patterns for vectorizing math library.
12618 (vector_floor<mode>2): Ditto.
12619 (vector_btrunc<mode>2): Ditto.
12620 (vector_copysign<mode>3): Ditto.
12622 * config/rs6000/predicates.md (easy_vector_constant_msb): New
12623 predicate for setting the high bit in each word, used for copysign.
12625 * config/rs6000/ppc-asm.h (f19): Whitespace.
12626 (f32-f63): Define if VSX.
12627 (v0-v31): Define if Altivec.
12628 (vs0-vs63): Define if VSX.
12630 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
12632 * config/rs6000/power7.md: New file, provide tuning parameters for
12635 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
12636 (rs6000_cpu_cpp_builtins): Ditto.
12637 (altivec_overloaded_builtins): Ditto.
12638 (altivec_resolve_overloaded_builtin): Ditto.
12640 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
12641 debug switch to disable vectorizing simple math builtin
12644 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
12645 Vectorize simple math builtin functions.
12646 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12647 hook to vectorize math builtins.
12648 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
12649 (rs6000_builtin_conversion): Add VSX/power7 support.
12650 (rs6000_builtin_vec_perm): Ditto.
12651 (vsplits_constant): Add support for loading up a vector constant
12652 with just the high bit set in each part.
12653 (rs6000_expand_vector_init): Add VSX/power7 support.
12654 (rs6000_expand_vector_set): Ditto.
12655 (rs6000_expand_vector_extract): Ditto.
12656 (rs6000_emit_move): Ditto.
12657 (bdesc_3arg): Ditto.
12658 (bdesc_2arg): Ditto.
12659 (bdesc_1arg): Ditto.
12660 (rs6000_expand_ternop_builtin): Ditto.
12661 (altivec_expand_builtin): Ditto.
12662 (rs6000_expand_unop_builtin): Ditto.
12663 (rs6000_init_builtins): Ditto.
12664 (altivec_init_builtins): Ditto.
12665 (builtin_function_type): Ditto.
12666 (rs6000_common_init_builtins): Ditto.
12667 (rs6000_handle_altivec_attribute); Ditto.
12668 (rs6000_mangle_type): Ditto.
12669 (rs6000_vector_mode_supported_p): Ditto.
12670 (rs6000_mode_dependent_address): Altivec addresses with AND -16
12671 are mode dependent.
12673 * config/rs6000/vsx.md: New file for VSX support.
12675 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
12676 identifing values with just the most significant bit set.
12677 (enum rs6000_builtins): Add builtins for VSX. Add simple math
12678 vectorized builtins.
12680 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
12681 (UNSPEC_VRFIM): Delete.
12682 (splitter for loading up vector with most significant bit): New
12683 splitter for vectorizing copysign.
12684 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12685 vectorizing simple math functions.
12686 (altivec_vrfip): Add support for vectorizing simple math functions.
12687 (altivec_vrfim): Ditto.
12688 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12690 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12691 (power7.md, vsx.md): Include for power7 support.
12692 (copysigndf3): Use VSX instructions if -mvsx.
12693 (negdf2_fpr): Ditto.
12694 (absdf2_fpr): Ditto.
12695 (nabsdf2_fpr): Ditto.
12696 (adddf3_fpr): Ditto.
12697 (subdf3_fpr): Ditto.
12698 (muldf3_fpr): Ditto.
12699 (divdf3_fpr): Ditto.
12700 (fix_truncdfdi2_fpr): Ditto.
12701 (cmpdf_internal1): Ditto.
12702 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12703 (btruncdf2, btruncdf2_fpr): Ditto.
12704 (ceildf2, ceildf2_fpr): Ditto.
12705 (floordf2, floordf2_fpr): Ditto.
12706 (floatdidf2, floatdidf2_fpr): Ditto.
12707 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12708 (fmsubdf4_fpr): Ditto.
12709 (fnmadddf4_fpr_1): Ditto.
12710 (fnmadddf4_fpr_2): Ditto.
12711 (fnmsubdf4_fpr_1): Ditto.
12712 (fnmsubdf4_fpr_2): Ditto.
12713 (fixuns_truncdfdi2): Add expander for VSX support.
12714 (fix_truncdfdi2): Ditto.
12715 (fix_truncdfsi2): Ditto.
12716 (ftruncdf2): Ditto.
12717 (btruncsf2): Whitespace.
12718 (movdf_hardfloat32): Add support for VSX registers.
12719 (movdf_softfloat32): Ditto.
12720 (movdf_hardfloat64): Ditto.
12721 (movdf_hardfloat64_mfpgpr): Ditto.
12722 (movdf_softfloat64): Ditto.
12723 (movti splitters): Add check for vector registers supporting
12724 TImode in the future.
12725 (bpermd): Add power7 bpermd instruction.
12727 * config/rs6000/altivec.h (vec_div): Define if VSX.
12730 (vec_nmadd): Ditto.
12731 (vec_nearbyint): Ditto.
12734 (all predicates): Use the generic builtin function, and not the V4SF
12735 specific function so that the predicates will work with VSX's V2DF.
12736 (vec_all_*): Ditto.
12737 (vec_any_*): Ditto.
12739 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12740 Document new VSX functions and types.
12742 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12745 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12746 "wa", and "j" constraints. Modify "v" to talk about Altivec
12747 instead of just vector.
12749 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12752 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12753 location for phi arguments.
12754 (rewrite_update_phi_arguments): Find locations for reaching defs.
12755 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12756 Add location to add_phi_arg calls.
12757 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12758 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12759 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12760 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12761 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12762 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12763 * tree-phinodes.c (make_phi_node): Initialize location.
12764 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12765 (add_phi_arg): Add location parameter.
12766 (remove_phi_arg_num): Move location when moving phi argument.
12767 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12769 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12770 slpeel_update_phi_nodes_for_guard1,
12771 slpeel_update_phi_nodes_for_guard2,
12772 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12773 vect_loop_versioning): Set locations.
12774 * tree-parloops.c (create_phi_for_local_result,
12775 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12776 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12777 * tree-vect-loop.c (get_initial_def_for_induction,
12778 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12780 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12781 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12782 (gimple_phi_arg_set_location): New. Set locus.
12783 (gimple_phi_arg_has_location): New. Check for locus.
12784 (redirect_edge_var_map_location): New. Return locus from var_map.
12785 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12786 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12787 combining PHI arguments.
12788 (cond_store_replacement): Set location.
12789 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12790 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12791 scop_add_exit_phis_edge): Add locations.
12792 * tree-cfgcleanup.c (remove_forwarder_block,
12793 remove_forwarder_block_with_phi): Add locations.
12794 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12795 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12797 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12798 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12799 flush_pending_stmts): Add source location.
12800 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12801 stack to preserve locations.
12802 * tree-vect-stmts.c (vectorizable_load): Add location.
12803 * tree-inline.c (copy_phis_for_bb): Copy locus.
12804 (setup_one_parameter): Add call locus to inlined parameter stmts.
12805 (initialize_inlined_parameters): Pass in call location as parameter
12807 (tree_function_versioning): Pass location to setup_one_parameter.
12808 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12809 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12810 copy and edge lists.
12811 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12812 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12813 locus parameter and override the stmt default if provided.
12814 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12815 elim_graph_add_edge, elim_graph_remove_succ_edge,
12816 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12817 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12818 eliminate_phi): Add locus info in elimination graph for each edge and
12820 (insert_backedge_copies): Copy locus if present.
12821 * tree-flow.h (struct _edge_var_map): Add locus field.
12822 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12823 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12824 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12826 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12828 2009-07-30 Martin Jambor <mjambor@suse.cz>
12830 PR tree-optimization/40570
12831 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12832 use inlining loops.
12834 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12836 * ssa-loop-manip.c: Include langhooks.h.
12837 (rewrite_phi_with_iv): New.
12838 (rewrite_all_phi_nodes_with_iv): New.
12839 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12840 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12841 * tree-parloops.c (loop_parallel_p): Move out all conditions
12842 except dependency check.
12843 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12844 (gen_parallel_loop): Call canonicalize_loop_ivs without
12845 reduction_list argument.
12846 (build_new_reduction): New.
12847 (gather_scalar_reductions): New.
12848 (try_get_loop_niter): New.
12849 (try_create_reduction_list): New.
12850 (parallleize_loops): Change the parallel conditions check.
12851 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12852 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12854 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12856 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12858 * doc/options.texi (Option properties): Mention new quoting syntax.
12860 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12862 * config/alpha/alpha.c (alpha_start_function):
12863 Handle VMS_DEBUG_MAIN_POINTER
12864 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12865 * doc/invoke.texi: Document -mdebug-main switch.
12867 2009-07-29 Richard Henderson <rth@redhat.com>
12869 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12870 (cgraph_create_edge_including_clones): Likewise.
12871 * tree-inline.c (copy_bb): Operate on the correct edges
12872 when updating the callgraph.
12874 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12876 * config/alpha/vms-cc.c: Deleted.
12877 * config/alpha/vms-ld.c: Deleted.
12878 * config/alpha/t-vms64: Moved to config/vms
12879 * config/alpha/vms-crt0-64.c: Moved to config/vms
12880 * config/alpha/vms-crt0.c: Moved to config/vms
12881 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12882 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12883 * config/alpha/xm-vms.h: Moved to config/vms
12884 * config/alpha/x-vms: Moved to config/vms
12885 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12887 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12888 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12890 * config/vms/t-vms64: Moved here from config/alpha
12891 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12892 (argc,argv,envp): Enforce 32bit malloc'ing.
12893 * config/vms/vms-psxcrt0-64.c: Likewise.
12894 * config/vms/vms-crt0.c: Moved here from config/alpha.
12895 * config/vms/vms-psxcrt0.c: Likewise.
12896 * config/vms/vms-crtl-64.h: New file.
12897 * config/vms/vms-crtl.h: New file.
12898 * config/vms/vms.opt: New file.
12899 * config/vms/xm-vms64.h: New file.
12900 * config/vms/xm-vms.h: Moved here from config/alpha.
12901 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12903 * config/vms/x-vms: Moved here from config/alpha.
12904 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12905 (vms-ld.o, vms-cc.o): Removed.
12906 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12908 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12910 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12911 correct stack (obvious VMS fix).
12913 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12915 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12916 date, version info if VMS_DEBUGGING_INFO defined.
12917 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12918 size, date calculating code moved here.
12920 2009-07-29 Paul Brook <paul@codesourcery.com>
12922 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12925 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12928 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12929 to DImode when generating insq_le insn.
12931 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12933 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12934 New macro set for VMS_DEBUGGGING_INFO.
12935 (AT_string_form): Use it.
12937 2009-07-28 DJ Delorie <dj@redhat.com>
12939 * config/mep/mep.c (vtext_section): New.
12940 (vftext_section): New.
12941 (ftext_section): New.
12942 (mep_select_section): Add support for functions.
12943 (mep_unique_section): Likewise.
12944 (mep_asm_init_sections): Likewise.
12945 (mep_encode_section_info): Remove it from here.
12947 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12949 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12951 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12952 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12954 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12956 * dwarf2out.c (output_file_names): Test new macro
12957 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12958 (add_comp_dir_attribute): Likewise.
12960 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12962 * config/i386/mingw-w64.h (LINK_SPEC): Add
12963 separating space between commands.
12965 2009-07-28 Jan Hubicka <jh@suse.cz>
12967 PR tree-optimization/40759
12968 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12971 2009-07-27 DJ Delorie <dj@redhat.com>
12973 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12974 types are dword-aligned.
12975 (mep_expand_va_start): Likewise.
12977 2009-07-27 Olivier Hainque <hainque@adacore.com>
12978 Douglas B Rupp <rupp@gnat.com>
12980 * convert.c (convert_to_pointer): Don't assume the target
12981 pointer type is POINTER_SIZE long. Fetch its precision instead.
12983 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12985 * system.h (fopen): Undefine if macro.
12987 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12989 * dwarf2out.c (output_cfi_p): Removed.
12990 (output_cfis): New function.
12991 (output_fde): New function, split from output_call_frame_info.
12992 (output_call_frame_info): Use it.
12993 (dwarf2out_switch_text_section): Use output_cfis.
12995 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12997 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12998 TARGET_BI_ARCH is specified without enabling SJLJ.
12999 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
13000 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
13002 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
13004 * arm.md (negdi2): Use DImode if forcing a value into a register.
13006 2009-07-26 Ira Rosen <irar@il.ibm.com>
13008 PR tree-optimization/40801
13009 * tree-vect-stmts.c (vectorizable_call): Get previous copy
13010 of vector operand from the previous copy of vector statement.
13011 Pass the correct definition type value to
13012 vect_get_vec_def_for_stmt_copy().
13014 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13016 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
13017 const char ** conversion.
13019 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13021 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
13022 fancy_abort() if !ENABLE_ASSERT_CHECKING.
13023 (gcc_unreachable): Invoke __builtin_unreachable() if
13024 !ENABLE_ASSERT_CHECKING.
13026 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13028 PR rtl-optimization/40445
13029 * emit-rtl.c (next_nonnote_insn_bb): New function.
13030 * rtl.h (next_nonnote_insn_bb): Declare new function.
13031 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
13032 with no successors that is the successor of the ENTRY_BLOCK.
13033 Continue from the top after removing an empty fallthrough block.
13034 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
13035 of next_nonnote_insn.
13037 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13039 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
13041 2009-07-25 Martin Jambor <mjambor@suse.cz>
13043 * c-common.c (c_common_attribute_table): New element for noclone.
13044 (handle_noclone_attribute): New function. Forward-declare.
13045 * tree-inline.c (tree_versionable_function_p): Check for noclone
13047 * doc/extend.texi (Labels as Values): Document need for noclone.
13048 (Function Attributes): Document noclone attribute.
13050 2009-07-25 Jakub Jelinek <jakub@redhat.com>
13052 PR rtl-optimization/34999
13053 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
13054 and dw_fde_switched_cold_to_hot fields.
13055 (output_cfi_p): New function.
13056 (output_call_frame_info): If fde->dw_fde_switched_sections,
13057 output 2 FDEs instead of one with corrupted header.
13058 (dwarf2out_do_cfi_startproc): New function.
13059 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
13060 and fde->dw_fde_switched_cold_to_hot.
13061 (dwarf2out_switch_text_section): Compute
13062 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
13063 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
13064 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
13065 Otherwise, compute fde->dw_fde_switch_cfi.
13067 2009-07-24 Cary Coutant <ccoutant@google.com>
13069 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
13071 2009-07-24 Cary Coutant <ccoutant@google.com>
13073 * cfghooks.c (split_block): Copy discriminator to new block.
13074 * tree-cfg.c (assign_discriminator): Check location of last
13075 instruction in block as well as first.
13077 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
13079 * config/i386/linux.c: Use fputs or putc instead of fprintf
13081 * config/i386/gas.h: Ditto.
13082 * config/i386/x86-64.h: Ditto.
13083 * config/i386/att.h: Ditto.
13085 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13087 * expmed.c (emit_store_flag): Use a recursive call to optimize the
13090 2009-07-24 Martin Jambor <mjambor@suse.cz>
13092 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
13093 (ipa_push_func_to_list_1): Declare.
13094 (ipa_push_func_to_list): New function.
13096 * ipa-prop.c (ipa_push_func_to_list_1): New function.
13097 (ipa_init_func_list): Call ipa_push_func_to_list_1.
13098 (ipa_push_func_to_list): Removed.
13099 (ipa_pop_func_from_list): Clear node_enqueued flag.
13101 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13103 * config/s390/s390.c (override_options): Default
13104 max-unrolled-insns to 100 for z10 tuning.
13106 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
13108 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
13109 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
13110 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
13111 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
13112 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
13113 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
13114 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
13116 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13118 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
13119 use default set in mingw32.h header.
13120 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
13121 64-bit /mingw/include path.
13122 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
13125 2009-07-23 Neil Vachharajani <nvachhar@google.com>
13127 PR rtl-optimization/40209
13128 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
13130 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13132 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
13133 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
13134 with the rest of string where appropriate. Use fputs or putc
13135 instead of fprintf where appropriate.
13137 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
13138 Pat Haugen <pthaugen@us.ibm.com>
13139 Revital Eres <ERES@il.ibm.com>
13141 * config/rs6000/vector.md: New file. Move most of the vector
13142 expander support here from altivec.md to allow for the VSX vector
13143 unit in the future. Add support for secondary_reload patterns.
13144 Rewrite the patterns for vector comparison, and vector comparison
13145 predicate instructions so that the RTL expresses the desired
13146 behavior, instead of using unspec.
13148 * config/rs6000/constraints.md ("f" constraint): Use
13149 rs6000_constraints to hold the precalculated register class.
13150 ("d" constraint): Ditto.
13151 ("wd" constraint): New constraint for VSX.
13152 ("wf" constraint): Ditto.
13153 ("ws" constraint): Ditto.
13154 ("wa" constraint): Ditto.
13155 ("wZ" constraint): Ditto.
13156 ("j" constraint): Ditto.
13158 * config/rs6000/predicates.md (vsx_register_operand): New
13160 (vfloat_operand): New predicate for vector.md.
13161 (vint_operand): Ditto.
13162 (vlogical_operand): Ditto.
13163 (easy_fp_constant): If VSX, 0.0 is an easy constant.
13164 (easy_vector_constant): Add VSX support.
13165 (altivec_indexed_or_indirect_operand): New predicate for
13166 recognizing Altivec style memory references with AND -16.
13168 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
13169 for vector secondary reload support.
13170 (rs6000_vector_reg_class): Delete, replacing it with
13171 rs6000_constraints.
13172 (rs6000_vsx_reg_class): Ditto.
13173 (rs6000_constraints): New array to hold the register classes of
13174 each of the register constraints that can vary at runtime.
13175 (builtin_mode_to_type): New static array for builtin function type
13177 (builtin_hash_table): New static hash table for builtin function
13179 (TARGET_SECONDARY_RELOAD): Define target hook.
13180 (TARGET_IRA_COVER_CLASSES): Ditto.
13181 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
13182 registers are 128 bits if VSX memory reference instructions are used.
13183 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
13184 unit is being used.
13185 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
13186 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
13187 Print several of the scheduling related parameters.
13188 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
13189 rs6000_constraints instead of rs6000_vector_reg_class. Move
13190 -mdebug=reg code to rs6000_debug_reg_global. Add support for
13191 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
13192 Altivec. Add VSX support. Setup for secondary reload support on
13193 Altivec/VSX registers.
13194 (rs6000_override_options): Make power7 set the scheduling groups
13195 like the power5. Add support for new debug switches to override
13196 the scheduling defaults. Temporarily disable -mcpu=power7 from
13197 setting -mvsx. Add support for debug switches -malways-hint,
13198 -msched-groups, and -malign-branch-targets.
13199 (rs6000_buitlin_conversion): Add support for returning unsigned
13200 vector conversion functions to fix regressions due to stricter
13202 (rs6000_builtin_mul_widen_even): Ditto.
13203 (rs6000_builtin_mul_widen_odd): Ditto.
13204 (rs6000_builtin_vec_perm): Ditto.
13205 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
13206 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
13207 to zero a register.
13208 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
13209 generated upstream.
13210 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
13211 VSX types for bit operations. Changes to accomidate vector.md.
13212 (bdesc_2arg): Ditto.
13213 (bdesc_1arg): Ditto.
13214 (struct builtin_description_predicates): Rewrite predicate
13215 handling so that RTL describes the operation, instead of passing
13216 the instruction to be used as a string argument.
13217 (bdesc_altivec_preds): Ditto.
13218 (altivec_expand_predicate_builtin): Ditto.
13219 (altivec_expand_builtin): Ditto.
13220 (rs6000_expand_ternop_builtin): Use a switch instead of an if
13221 statement for vsldoi support.
13222 (altivec_expand_ld_builtin): Change to use new names from vector.md.
13223 (altivec_expand_st_builtin): Ditto.
13224 (paired_expand_builtin): Whitespace changes.
13225 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
13226 builtin_mode_to_type table for secondary reload. Call
13227 builtin_function_type to build random builtin functions.
13228 (altivec_init_builtins): Change to use builtin_function_type to
13229 create builtin function types dynamically as we need them.
13230 (builtin_hash_function): New support for hashing the tree types
13231 for builtin function as we need it, rather than trying to build
13232 all of the trees that we need. Add initial preliminary VSX support.
13233 (builtin_function_type): Ditto.
13234 (builtin_function_eq): Ditto.
13235 (builtin_hash_struct): Ditto.
13236 (rs6000_init_builtins): Ditto.
13237 (rs6000_common_init_builtins): Ditto.
13238 (altivec_init_builtins): Ditto.
13239 (rs6000_common_init_builtins): Ditto.
13240 (enum reload_reg_type): New enum for simplifing reg classes.
13241 (rs6000_reload_register_type): Simplify register classes into GPR,
13242 Vector, and other registers. Altivec and VSX addresses in reload.
13243 (rs6000_secondary_reload_inner): Ditto.
13244 (rs6000_ira_cover_classes): New target hook, that returns the
13245 appropriate cover classes, based on -mvsx being used or not.
13246 (rs6000_secondary_reload_class): Add VSX support.
13247 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
13248 (get_vsel_insn): Ditto.
13249 (rs6000_emit_vector_compare): Rewrite vector conditional support
13250 so that where we can, we use RTL operators, instead of blindly use
13252 (rs6000_emit_vector_select): Ditto.
13253 (rs6000_emit_vector_cond_expr): Ditto.
13254 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
13255 (create_TOC_reference): Add -mdebug=addr support.
13256 (emit_frame_save): VSX loads/stores need register indexed addressing.
13258 * config/rs6000/rs6000.md: Include vector.md.
13260 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
13262 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13263 support for V2DI, V2DF in logical, permute, select operations.
13265 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
13266 switch for vsx/power7.
13267 (-mvsx-scalar-memory): Ditto.
13268 (-mvsx-align-128): Ditto.
13269 (-mallow-movmisalign): Ditto.
13270 (-mallow-df-permute): Ditto.
13271 (-msched-groups): Ditto.
13272 (-malways-hint): Ditto.
13273 (-malign-branch-targets): Ditto.
13275 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
13277 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
13278 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
13279 (rs6000_vector_reg_class): Delete.
13280 (rs6000_vsx_reg_class): Ditto.
13281 (enum rs6000_reg_class_enum): New enum for the constraints that
13282 vary based on target switches.
13283 (rs6000_constraints): New array to hold the register class for all
13284 of the register constraints that vary based on the switches used.
13285 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
13286 (enum rs6000_builtins): Add unsigned varients for the builtin
13287 declarations returned by target hooks for expanding multiplies,
13288 select, and permute operations. Add VSX builtins.
13289 (enum rs6000_builtin_type_index): Add entries for VSX.
13290 (V2DI_type_node): Ditto.
13291 (V2DF_type_node): Ditto.
13292 (unsigned_V2DI_type_node): Ditto.
13293 (bool_long_type_node): Ditto.
13294 (intDI_type_internal_node): Ditto.
13295 (uintDI_type_internal_node): Ditto.
13296 (double_type_internal_node): Ditto.
13298 * config/rs6000/altivec.md (whole file): Move all expanders to
13299 vector.md from altivec.md. Rename insn matching functions to be
13301 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
13302 (altivec_vcmp*): Ditto.
13303 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
13304 (VM): New iterator for moves that includes the VSX types.
13305 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
13306 (altivec_vperm_<mode>_uns): New, for unsigned types.
13307 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
13308 (altivec_eq<mode>): Ditto.
13309 (altivec_gt<mode>): Ditto.
13310 (altivec_gtu<mode>): Ditto.
13311 (altivec_eqv4sf): Ditto.
13312 (altivec_gev4sf): Ditto.
13313 (altivec_gtv4sf): Ditto.
13314 (altivec_vcmpbfp_p): Ditto.
13316 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
13318 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
13321 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13324 * config/i386/i386.c (output_387_ffreep): Rewrite to use
13325 ASM_SHORT instead of .word.
13326 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
13327 instead of .word in asm template.
13329 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
13332 * ira-lives.c (bb_has_abnormal_call_pred): New function.
13333 (process_bb_node_lives): Use it.
13335 * ira.c (setup_cover_and_important_classes): Don't setup
13336 ira_important_class_nums. Add cover classes to the end of
13338 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
13340 (find_reg_class_closure): Use reorder_important_classes.
13342 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
13344 * config/i386/i386.c (i386_ira_cover_classes): New function.
13345 (TARGET_IRA_COVER_CLASSES): Redefine.
13347 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
13348 importance of order of cover classes in the array.
13350 2009-07-22 Diego Novillo <dnovillo@google.com>
13352 * tree-pass.h (TDF_EH): Define.
13353 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
13354 contains TDF_EH, print the EH region number holding GS.
13355 * tree-dump.c (dump_options): Add "eh".
13356 * doc/invoke.texi: Document it.
13358 2009-07-22 Doug Kwan <dougkwan@google.com>
13360 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
13362 2009-07-22 Michael Matz <matz@suse.de>
13364 PR tree-optimization/35229
13365 PR tree-optimization/39300
13367 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
13368 (inhibit_phi_insertion): New function.
13369 (insert_into_preds_of_block): Call it for REFERENCEs.
13370 (init_pre): Initialize and finalize scalar evolutions.
13371 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
13373 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
13375 * config/i386/predicates.md (zero_extended_scalar_load_operand):
13376 Use CONST_VECTOR_NUNITS to determine number of elements.
13378 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
13380 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
13381 (U, W): Constraints are now deprecated and will be removed if we
13382 run out of letters.
13383 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
13385 ("prefetch"): Add the stcmh instruction for prefetching.
13386 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
13388 (s390_short_displacement): Return always true if compiling for
13389 machines not providing the long displacement facility.
13390 (s390_mem_constraint): Support the new constraint letter Z.
13391 (s390_check_qrst_address): New function.
13393 2009-07-21 DJ Delorie <dj@redhat.com>
13395 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
13398 2009-07-21 Jason Merrill <jason@redhat.com>
13400 * c-common.c (max_tinst_depth): Increase default to 1024.
13402 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13404 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
13405 (vec_unpacku_float_lo_v4si): Ditto.
13407 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13410 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
13411 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
13412 (builtin_description): Add __builtin_ia32_cvtudq2ps.
13413 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
13415 2009-07-21 Jakub Jelinek <jakub@redhat.com>
13417 PR tree-optimization/40813
13418 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
13421 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
13423 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
13424 with a NOP_EXPR if needed.
13426 2009-07-21 Paul Brook <paul@codesourcery.com>
13428 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
13429 Terminate debug dump with newline.
13431 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13433 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
13434 Cast "1" to unsigned HOST_WIDE_INT.
13435 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
13436 deposit length to the maximum length - lsb. Extend length if
13437 HOST_BITS_PER_WIDE_INT is 32.
13439 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13441 * cgraph.h (constant_pool_htab): New function.
13442 (constant_descriptor_tree): Move from varasm.c.
13443 * varasm.c (constant_pool_htab): New function.
13444 (constant_descriptor_tree): Move to cgraph.h.
13446 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13448 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
13450 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
13452 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
13455 2009-07-20 Xinliang David Li <davidxl@google.com>
13457 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
13459 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
13461 * config/mips/mips.md (move_type): Add arith.
13462 (type): Handle arith.
13463 (zero_extendsidi2): Rename this into ...
13464 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
13465 (zero_extendsidi2): New expander.
13466 (*zero_extendsidi2_dext): New pattern.
13468 2009-07-20 Nick Clifton <nickc@redhat.com>
13470 * config.gcc (mips64-*-*): Add definition of tm_defines in order
13471 to set MIPS_ABI_DEFAULT.
13472 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
13474 2009-07-20 Jakub Jelinek <jakub@redhat.com>
13476 * tree-object-size.c (addr_object_size): Handle unions with
13477 array in it as last field of structs in __bos (, 1) as __bos (, 0).
13479 PR tree-optimization/40792
13480 * tree.c (build_function_type_skip_args): Remove bogus assert.
13482 2009-07-20 Jan Hubicka <jh@suse.cz>
13483 Martin Jambor <mjambor@suse.cz>
13485 * cgraph.h (combined_args_to_skip): New field.
13486 * cgraph.c (cgraph_create_virtual_clone): Properly handle
13487 combined_args_to_skip and args_to_skip.
13488 * tree-inline.c (update_clone_info): New function.
13489 (tree_function_versioning): Call update_clone_info.
13490 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
13492 (cgraph_materialize_all_clones): More extensive dumping, working
13493 with combined_args_to_skip rather than args_to_skip.
13495 2009-07-20 Ira Rosen <irar@il.ibm.com>
13497 * tree-vectorizer.h (vectorizable_condition): Add parameters.
13498 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
13499 (get_initial_def_for_reduction): Likewise.
13500 (vectorizable_reduction): Skip the check of first operand in case
13501 of COND_EXPR. Add check that it is outer loop vectorization if
13502 nested cycle was detected. Call vectorizable_condition() for
13503 COND_EXPR. If reduction epilogue cannot be created do not fail for
13504 nested cycles (if it is not double reduction). Assert that there
13505 is only one type in the loop in case of COND_EXPR. Call
13506 vectorizable_condition() to vectorize COND_EXPR.
13507 * tree-vect-stmts.c (vectorizable_condition): Update comment.
13508 Add parameters. Allow nested cycles if called from
13509 vectorizable_reduction(). Use reduction vector variable if provided.
13510 (vect_analyze_stmt): Call vectorizable_reduction() before
13511 vectorizable_condition().
13512 (vect_transform_stmt): Update call to vectorizable_condition().
13514 2009-07-20 Christian Bruel <christian.bruel@st.com>
13516 * config/sh/sh.opt (-mfmovd): Resurrect and document.
13517 * doc/invoke.texi (-mfmovd): Likewise.
13518 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
13520 2009-07-20 Jan Hubicka <jh@suse.cz>
13522 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
13523 when handling SSA name.
13525 2009-07-19 Jan Hubicka <jh@suse.cz>
13527 PR tree-optimization/40676
13528 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
13529 virtual PHIs in empty BBs.
13531 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13533 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
13534 re-expanded the compound use gen_lowpart instead to convert to the
13537 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13539 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
13540 OUTER_CONST arguments.
13541 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
13542 the new wider mode will be masked off.
13543 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
13545 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13547 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
13548 high-order bits are zero.
13550 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13552 * combine.c (simplify_shift_const_1): Split code to determine
13553 shift_mode into ...
13554 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
13555 new bits shifted in are identical to the old sign bit.
13557 2009-07-18 Richard Guenther <rguenther@suse.de>
13560 * gimplify.c (gimplify_call_expr): Reject code using results from
13561 functions returning void.
13563 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13565 * doc/md.texi: Document the new PowerPC "es" constraint.
13566 Document that "m" can include automodified addresses on this target,
13567 and explain how %U must be used. Extend the "Q" and "Z" documentation
13568 to suggest "es" as well as "m".
13569 * config/rs6000/constraints.md (es): New memory constraint.
13570 (Q, Z): Update strings to match new documentation.
13572 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13574 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
13575 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
13576 * config/rs6000/predicates.md (volatile_mem_operand): Use
13577 offsettable_nonstrict_memref_p.
13578 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
13579 (*floatunssidf2_internal): Likewise.
13580 (*fix_truncdfsi2_internal): Likewise.
13581 (*fix_trunctfsi2_internal): Likewise.
13583 2009-07-17 Anatoly Sokolov <aesok@post.ru>
13585 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
13586 atmega32u2 devices.
13587 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13589 2009-07-17 Richard Guenther <rguenther@suse.de>
13592 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
13593 (pass_warn_unused_result): Likewise.
13594 (TODO_set_props): Remove.
13595 * omp-low.c (diagnose_omp_structured_block_errors): Change to
13597 (pass_diagnose_omp_blocks): Define.
13598 * c-decl.c (pop_file_scope): Do not finalize the CU here.
13599 (c_gimple_diagnostics_recursively): Remove.
13600 (finish_function): Do not call it.
13601 (c_write_global_declarations): Continue after errors.
13602 Finalize the CU here.
13603 * c-gimplify.c (c_genericize): Do not gimplify here.
13604 * c-common.c (c_warn_unused_result): Move ...
13605 * tree-cfg.c (do_warn_unused_result): ... here.
13606 (run_warn_unused_result): New function.
13607 (gate_warn_unused_result): New function.
13608 (pass_warn_unused_result): New pass.
13609 * c-common.h (c_warn_unused_result): Remove.
13610 * flags.h (flag_warn_unused_result): Declare.
13611 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
13612 * opts.c (flag_warn_unused_result): Initialize to false.
13613 * toplev.c (compile_file): Add comment.
13614 * omp-low.c (create_omp_child_function): Do not register
13615 the function with the frontend.
13616 (diagnose_omp_structured_block_errors): Prepare to be
13617 called as optimization pass.
13618 (gate_diagnose_omp_blocks): New function.
13619 (pass_diagnose_omp_blocks): New pass.
13620 * cgraph.h (cgraph_optimize): Remove.
13621 (cgraph_analyze_function): Likewise.
13622 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
13623 * cgraphunit.c (cgraph_lower_function): Lower nested functions
13624 before their parents here.
13625 (cgraph_finalize_function): Not here.
13626 (cgraph_analyze_function): Gimplify functions here.
13627 (cgraph_finalize_compilation_unit): Continue after errors.
13628 Optimize the callgraph from here.
13629 (cgraph_optimize): Make static.
13630 * langhooks.c (write_global_declarations): Finalize the CU.
13631 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
13632 (gimplify_function_tree): Assert we gimplify only once.
13633 Set PROP_gimple_any property.
13634 * tree-nested.c (gimplify_all_functions): New function.
13635 (lower_nested_functions): Gimplify all nested functions.
13636 * gimple.h (diagnose_omp_structured_block_errors): Remove.
13637 * passes.c (init_optimization_passes): Add pass_warn_unused_result
13638 and pass_diagnose_omp_blocks after gimplification. Do not
13639 set TODO_set_props on all_lowering_passes.
13640 (execute_one_pass): Do not handle TODO_set_props.
13641 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
13642 (gimplify.o): Add tree-pass.h dependency.
13643 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
13644 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
13645 (unsave_r): Likewise.
13646 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
13647 temporary variable.
13649 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
13651 * doc/service.texi (Service): Restore previously removed link,
13652 which isn't broken after all.
13654 2009-07-17 Richard Guenther <rguenther@suse.de>
13656 PR tree-optimization/40321
13657 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
13658 PHI nodes to the maximal set.
13659 (make_values_for_phi): Add PHI arguments to the maximal set.
13660 (execute_pre): Dump PHI_GEN and the maximal set.
13662 2009-07-17 Jakub Jelinek <jakub@redhat.com>
13665 * gimplify.c (gimplify_conversion): Don't change non-conversions into
13668 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
13670 * doc/extend.texi (Nested Functions): Replace broken link with
13672 * doc/service.texi (Service): Remove broken link.
13674 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
13677 * builtins.c (expand_builtin_memcmp): Use loc instead of
13678 EXPR_LOCATION (exp).
13679 (expand_builtin_strncmp): Likewise.
13681 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
13682 Manuel López-Ibáñez <manu@gcc.gnu.org>
13685 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13686 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13687 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13688 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13689 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13690 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13691 tree-inline.c, c-common.c, c-common.h, gimple.c,
13692 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13693 convert.c: Add location argument to fold_{unary,binary,ternary},
13694 fold_build[123], build_call_expr, build_size_arg,
13695 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13696 fold_build1_initializer, fold_build2_initializer,
13697 fold_build3_initializer, fold_build_call_array,
13698 fold_build_call_array_initializer, fold_single_bit_test,
13699 omit_one_operand, omit_two_operands, invert_truthvalue,
13700 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13701 combine_comparisons, fold_builtin_*, fold_call_expr,
13702 build_range_check, maybe_fold_offset_to_address, round_up,
13705 2009-07-16 Jason Merrill <jason@redhat.com>
13708 * c-common.c (c_common_reswords): Add __is_standard_layout
13710 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13711 * doc/implement-cxx.texi: New.
13712 * doc/gcc.texi: Include it.
13714 2009-07-16 DJ Delorie <dj@redhat.com>
13716 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13717 compares that may be indirectly affected by previous instructions.
13719 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13721 * builtins.c (do_mpc_arg2): New.
13722 (fold_builtin_2): Fold builtin cpow.
13723 * real.h (HAVE_mpc_pow): New.
13725 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13727 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13728 comparison to skip unprofitable schedule
13730 2009-07-16 Simon Baldwin <simonb@google.com>
13732 * gcc.c (option_map): New flag -no-canonical-prefixes.
13733 * (display_help): Print help text for new flag.
13734 * (process_command): Move options translation and language specifics
13735 and handle new flag early. Use it to set a function pointer to a
13736 prefix builder. Replace make_relative_prefix calls with calls to
13737 the function pointed to. Ignore new flag in regular options handling.
13738 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13740 2009-07-15 DJ Delorie <dj@redhat.com>
13742 * config/mep/mep.md (sibcall_internal): Change register to avoid
13743 argument registers.
13744 (sibcall_value_internal): Likewise.
13746 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13748 PR rtl-optimization/40710
13749 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13751 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13753 * config/mips/mips.md (*extenddi_truncate<mode>,
13754 *extendsi_truncate<mode>): Change type attribute to move_type
13755 with shift_shift. Split out code handling exts from here ...
13756 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13758 (*extendhi_truncateqi): Change type attribute to move_type with
13759 shift_shift. Split out code handling exts from here ...
13760 (*extendhi_truncateqi_exts): ... to this new pattern.
13762 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13764 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13765 instead of "and" with inverted sign bit mask value. Use
13766 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13767 Allocate registers only for operand 4 and operand 5.
13769 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13771 PR middle-end/40747
13772 * fold-const.c (fold_cond_expr_with_comparison): When folding
13773 < and <= to MIN, make sure the MIN uses the same type as the
13774 comparison's operands.
13776 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13778 * arm.md (ior_xor): New code iterator.
13779 (split for ior/xor with shift and zero-extend): New split pattern.
13780 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13782 2009-07-15 Richard Guenther <rguenther@suse.de>
13784 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13787 2009-07-15 Richard Guenther <rguenther@suse.de>
13789 PR middle-end/40753
13790 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13792 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13794 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13795 handle 2.6.30 kernel.
13797 2009-07-15 DJ Delorie <dj@redhat.com>
13799 * config/mep/mep.md (sibcall_internal): Change register to allow
13800 for 24-bit addresses.
13801 (sibcall_value_internal): Likewise.
13803 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13805 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13806 that are enabled/disabled by the flags introduced by a previous patch.
13808 2009-07-14 DJ Delorie <dj@redhat.com>
13810 * config/mep/mep.md (sibcall_internal): Include non-toggling
13812 (sibcall_value_internal): Likewise.
13814 2009-07-14 Taras Glek <tglek@mozilla.com>
13815 Rafael Espindola <espindola@google.com>
13817 * doc/sourcebuild.texi: Document install-plugin target.
13818 * configure.ac: Added install-plugin target to language makefiles.
13819 * configure: Regenerate.
13820 * Makefile.in (install-plugin): Install more headers,
13821 depend on lang.install-plugin.
13823 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13825 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13828 2009-07-14 DJ Delorie <dj@redhat.com>
13830 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13831 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13832 * config/mep/mep.md (sibcall_internal): Change test from
13833 mep_vliw_mode_match to mep_vliw_jmp_match.
13834 (sibcall_value_internal): Likewise.
13836 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13838 * config/i386/sse.md (copysign<mode>3): New expander.
13839 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13840 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13841 Use ix86_build_const_vector.
13842 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13843 IX86_BUILTIN_CPYSGNPD.
13844 (builtin_description): Add __builtin_ia32_copysignps and
13845 __builtin_ia32_copysignpd.
13846 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13847 and BUILT_IN_COPYSIGNF.
13849 2009-07-13 Jason Merrill <jason@redhat.com>
13851 * builtins.c (can_trust_pointer_alignment): New fn.
13852 (get_pointer_alignment): Factor it out from here.
13853 * tree.h: Declare it.
13855 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13857 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13860 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13864 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13866 2009-07-14 Richard Guenther <rguenther@suse.de>
13867 Andrey Belevantsev <abel@ispras.ru>
13869 PR middle-end/40745
13870 * cfgexpand.c (partition_stack_vars): Do not bother to update
13871 alias information when not optimizing.
13873 2009-07-14 Richard Guenther <rguenther@suse.de>
13874 Andrey Belevantsev <abel@ispras.ru>
13876 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13877 (pt_solution_set): Likewise.
13878 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13879 * tree-ssa-structalias.c (pt_solution_set): New function.
13880 * final.c (rest_of_clean_state): Free SSA data structures.
13881 * print-rtl.c (print_decl_name): Remove.
13882 (print_mem_expr): Implement in terms of print_generic_expr.
13883 * alias.c (ao_ref_from_mem): New function.
13884 (rtx_refs_may_alias_p): Likewise.
13885 (true_dependence): Query alias-export info.
13886 (canon_true_dependence): Likewise.
13887 (write_dependence_p): Likewise.
13888 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13890 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13891 (mem_expr_equal_p): Use operand_equal_p.
13892 (set_mem_attributes_minus_bitpos): Do not use
13893 component_ref_for_mem_expr.
13894 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13895 (update_alias_info_with_stack_vars): Likewise.
13896 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13897 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13898 explicitly nor clear stmt operands.
13899 Free the decl-to-pointer map.
13900 * tree-optimize.c (execute_free_datastructures): Do not free
13901 SSA data structures here.
13902 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13903 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13904 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13906 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13908 2009-07-13 DJ Delorie <dj@redhat.com>
13910 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13911 unrolling at the right iteration count.
13913 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13916 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13918 * haifa-sched.c (rank_for_schedule): Introduced flags to
13919 enable/disable individual scheduling heuristics.
13920 * common.opt: Introduced flags to enable/disable individual
13921 heuristics in the scheduler.
13922 * doc/invoke.texi: Introduced flags to enable/disable individual
13923 heuristics in the scheduler.
13925 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13927 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13928 config/i386/mingw-tls.c.
13929 * config/i386/mingw-tls.c: Removed.
13931 2009-07-13 Ira Rosen <irar@il.ibm.com>
13933 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13934 checks access only relevant statements.
13935 (vectorizable_reduction): Likewise.
13937 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13939 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13940 just for 32-bit case.
13942 2009-07-12 Jan Hubicka <jh@suse.cz>
13944 PR tree-optimization/40585
13945 * except.c (expand_resx_expr): When there already is resume
13946 instruction, produce linked list.
13947 (build_post_landing_pads): Assert that resume is empty.
13948 (connect_post_landing_pads): Handle resume lists.
13949 (dump_eh_tree): Dump resume list.
13951 2009-07-12 Ira Rosen <irar@il.ibm.com>
13953 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13954 with additional argument.
13955 * tree-vectorizer.h (enum vect_def_type): Add
13956 vect_double_reduction_def.
13957 (vect_is_simple_reduction): Add argument.
13958 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13960 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13961 vect_is_simple_reduction with additional argument.
13962 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13964 (reduction_code_for_scalar_code): Handle additional codes by
13965 returning ERROR_MARK for them. Fix comment and indentation.
13966 (vect_is_simple_reduction): Fix comment, add argument to specify
13967 double reduction. Detect double reduction.
13968 (get_initial_def_for_induction): Fix indentation.
13969 (get_initial_def_for_reduction): Fix comment and indentation.
13970 Handle double reduction. Create initial definitions that do not
13971 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13972 (vect_create_epilog_for_reduction): Fix comment, add argument to
13973 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13974 epilogue result extraction. Create double reduction phi node and
13975 replace relevant uses.
13976 (vectorizable_reduction): Call vect_is_simple_reduction with
13977 additional argument. Fix indentation. Update epilogue code treatment
13978 according to the changes in reduction_code_for_scalar_code. Check
13979 for double reduction. Call vect_create_epilog_for_reduction with
13980 additional argument.
13981 * tree-vect-stmts.c (process_use): Handle double reduction, update
13983 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13984 (vect_get_vec_def_for_operand): Likewise.
13986 2009-07-12 Danny Smith <dansmister@gmail.com>
13988 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13989 dllexport if !TREE_PUBLIC.
13990 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13992 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13994 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13995 (avr_extra_arch_macro) Remove declatation.
13996 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13997 (avr_extra_arch_macro) Declare as static.
13998 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
14000 2009-07-11 Jan Hubicka <jh@suse.cz>
14002 PR middle-end/48388
14003 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
14005 2009-07-11 Jakub Jelinek <jakub@redhat.com>
14008 * dwarf2out.c (dw_fde_struct): Add in_std_section and
14009 cold_in_std_section bits.
14010 (dwarf2out_begin_prologue): Initialize them.
14011 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
14012 if already covered by text_section or cold_text_section range.
14014 PR rtl-optimization/40667
14015 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
14016 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
14017 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
14018 * config/i386/i386.c (ix86_minimum_alignment): New function.
14019 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
14020 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
14021 * emit-rtl.c (gen_reg_rtx): Likewise.
14022 * function.c (assign_parms): Likewise. If nominal_type needs
14023 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
14024 rather than passed_type's alignment.
14027 * function.c (assign_parm_setup_stack): Adjust
14028 MEM_OFFSET (data->stack_parm) if promoted_mode is different
14029 from nominal_mode on big endian.
14031 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
14033 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
14035 2009-07-10 DJ Delorie <dj@redhat.com>
14037 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
14039 2009-07-10 Mark Mitchell <mark@codesourcery.com>
14041 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
14043 (thumb2_cbnz): Likewise.
14045 2009-07-10 David Daney <ddaney@caviumnetworks.com>
14048 * config.gcc (supported_defaults): Add synci.
14049 (with_synci): Add validation.
14050 (all_defaults): Add synci.
14051 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
14054 * config/mips/mips.opt (msynci): New option.
14055 * config/mips/mips.c (mips_override_options): Warn on use of
14056 -msynci for targets that do now support it.
14057 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
14059 * gcc/doc/invoke.texi (-msynci): Document the new option.
14060 * doc/install.texi (--with-synci): Document the new option.
14062 2009-07-10 Richard Guenther <rguenther@suse.de>
14064 PR tree-optimization/40496
14065 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
14066 the PHI result with a compatible type.
14068 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
14072 * c.opt (Wunused-result): New.
14073 * doc/invoke.texi: Document it.
14074 * c-common.c (c_warn_unused_result): Use it.
14076 2009-07-09 DJ Delorie <dj@redhat.com>
14078 * targhooks.c (default_target_can_inline_p): Rename from
14079 default_target_option_can_inline_p.
14080 * targhooks.h (default_target_can_inline_p): Likewise.
14081 * target-def.h (TARGET_CAN_INLINE_P): Rename from
14082 TARGET_OPTION_CAN_INLINE_P.
14083 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
14084 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
14085 (mep_target_can_inline_p): Rename from
14086 mep_target_option_can_inline_p.
14089 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
14090 registers used to pass vectors.
14092 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
14094 2009-07-09 Tom Tromey <tromey@redhat.com>
14096 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
14097 * config/mmix/mmix.c: Include dwarf2.h.
14098 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
14099 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
14100 * config/sh/sh.c: Include dwarf2.h.
14101 * config/i386/i386.c: Include dwarf2.h.
14102 * Makefile.in (DWARF2_H): Remove 'elf'.
14103 * except.c: Include dwarf2.h.
14104 * unwind-dw2.c: Include dwarf2.h.
14105 * dwarf2out.c: Include dwarf2.h.
14106 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
14107 * unwind-dw2-fde.c: Include dwarf2.h.
14108 * dwarf2asm.c: Include dwarf2.h.
14110 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14112 * haifa-sched.c (insn_finishes_cycle_p): New static function.
14113 (max_issue): Use it.
14114 * sched-int.h (struct sched_info: insn_finishes_block_p): New
14116 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
14117 (region_sched_info): Update.
14118 * sched-ebb.c (ebb_sched_info): Update.
14119 * modulo-sched.c (sms_sched_info): Update.
14120 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
14122 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14124 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
14126 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
14128 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
14130 2009-07-09 Jakub Jelinek <jakub@redhat.com>
14132 PR middle-end/40692
14133 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
14134 arg1 with arg01 if arg1 is already INTEGER_CST.
14136 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14138 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
14139 Transform (and (truncate)) into (truncate (and)).
14141 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14143 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
14144 creating LHS paradoxical subregs. Fix surrounding returns to
14145 use NULL_RTX rather than 0.
14147 2009-07-08 DJ Delorie <dj@redhat.com>
14149 * config/mep/mep.c (mep_option_can_inline_p): New.
14150 (TARGET_OPTION_CAN_INLINE_P): Define.
14152 2009-07-08 Mark Wielaard <mjw@redhat.com>
14155 * dwarf2out.c (add_data_member_location_attribute): When we have
14156 only a constant offset don't emit a new location description using
14157 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
14160 2009-07-08 Richard Henderson <rth@redhat.com>
14163 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
14164 (enum reg_class): Add CLOBBERED_REGS.
14165 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
14166 * config/i386/i386.c (ix86_conditional_register_usage): Moved
14167 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
14168 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
14169 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
14170 force 64-bit sibcalls into R11.
14171 * config/i386/constraints.md (U): New constraint.
14172 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
14173 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
14174 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
14176 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
14178 * basic-block.h (dump_regset, debug_regset): Remove duplicate
14180 * c-objc-common.h (c_initialize_diagnostics): Ditto.
14181 * ebitmap.h (dump_ebitmap): Ditto.
14182 * optabs.h (optab_libfunc): Ditto.
14183 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
14184 * tree-flow.h (vect_can_force_dr_alignment_p,
14185 get_vectype_for_scalar_type): Ditto.
14186 (vectorize_loops): Move prototype to ...
14187 * tree-vectorizer.h: ... here. Also, adjust comment.
14188 (vect_set_verbosity_level): Remove duplicate prototype.
14189 * tree-ssa-loop.c: Include tree-vectorizer.h.
14190 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
14192 2009-07-08 Nick Clifton <nickc@redhat.com>
14194 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
14197 2009-07-08 DJ Delorie <dj@redhat.com>
14199 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
14200 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
14201 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
14203 * config/mep/intrinsics.md: Regenerated.
14204 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
14205 registers when asm() or calls are detected.
14207 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
14210 * gimplify.c (gimplify_expr): Propagate no_warning flag when
14212 * gimple (gimple_build_call_from_tree): Likewise.
14213 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
14214 no_warning flag before warning.
14216 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14218 * tree.c (set_expr_locus): Remove.
14219 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
14220 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
14222 * gimplify.c (internal_get_tmp_var): Likewise.
14223 (gimplify_call_expr): Likewise.
14224 (gimplify_one_sizepos): Likewise.
14226 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
14229 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
14230 to variables for debugging purposes.
14232 2009-06-23 Mark Loeser <mark@halcy0n.com>
14235 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
14237 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14239 * pretty-print.c (pp_base_format): Remove %J.
14240 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14241 gcc_cxxdiag_char_table): Likewise.
14242 (init_dynamic_diag_info): Likewise.
14244 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14246 * pretty-print.c (pp_base_format): Remove %H.
14247 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14248 gcc_cxxdiag_char_table): Likewise.
14249 (init_dynamic_diag_info): Likewise.
14250 * config/mep/mep.c (mep_select_section): Likewise.
14252 2009-07-07 Duncan Sands <baldrick@free.fr>
14254 * final.c (pass_clean_state): Give the pass a name.
14255 * passes.c (pass_rest_of_compilation): Likewise.
14256 * tree-optimize.c (pass_all_optimizations): Likewise.
14258 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
14260 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
14261 an extra 'decl' for error_at.
14263 2009-07-07 Jakub Jelinek <jakub@redhat.com>
14265 PR middle-end/40669
14266 * tree-tailcall.c (adjust_return_value_with_ops,
14267 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
14268 if it has complex or vector type.
14270 2009-07-07 Olivier Hainque <hainque@adacore.com>
14272 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
14275 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
14277 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
14279 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14281 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
14282 * c-decl.c: Likewise.
14283 * function.c: Likewise.
14284 * varasm.c: Likewise.
14285 * tree-ssa.c: Likewise.
14286 * c-common.c: Likewise.
14287 * tree-cfg.c: Likewise.
14288 * config/spu/spu.c: Likewise.
14289 * config/ia64/ia64.c: Likewise.
14290 * config/v850/v850.c: Likewise.
14292 2009-07-06 DJ Delorie <dj@redhat.com>
14294 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
14295 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
14296 unspecified accesses to control registers.
14297 * config/mep/intrinsics.md: Regenerate.
14298 * config/mep/intrinsics.h: Regenerate.
14299 * config/mep/mep-intrin.h: Regenerate.
14301 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14303 * c-lex.c: Replace %H by an explicit location. Update all calls.
14304 * c-common.c: Likewise.
14305 * c-decl.c: Likewise.
14306 * c-typeck.c: Likewise.
14307 * fold-const.c: Likewise.
14308 * gimplify.c: Likewise.
14309 * stmt.c: Likewise.
14310 * tree-cfg.c: Likewise.
14311 * tree-ssa-loop-niter.c: Likewise.
14312 * tree-vrp.c: Likewise.
14313 * value-prof.c: Likewise.
14315 2009-07-06 Diego Novillo <dnovillo@google.com>
14317 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
14318 if it has one. Handle cases where VAR does not have an
14319 annotation or cfun is NULL.
14321 2009-07-06 Diego Novillo <dnovillo@google.com>
14323 * tree.c: Include debug.h.
14324 (initialize_tree_contains_struct): New.
14325 (init_ttree): Call it.
14326 (tree_node_structure_for_code): Factor out of ...
14327 (tree_node_structure): ... here.
14328 * treestruct.def (TS_PHI_NODE): Remove.
14329 (TS_GIMPLE_STATEMENT): Remove.
14331 2009-07-06 Diego Novillo <dnovillo@google.com>
14333 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
14334 (debug_tree_chain): Handle cycles.
14336 2009-07-06 Nick Clifton <nickc@redhat.com>
14337 DJ Delorie <dj@redhat.com>
14339 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14340 __FMOVD_ENABLED__ is defined.
14342 (TARGET_FMOVD): Provide a default definition.
14343 (MASK_FMOVD): Likewise.
14344 (TARGET_CPU_CPP_BUILTINS): Define
14345 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14346 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14347 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
14348 (split for DF load from memory into register): Also handle
14349 MEMs which consist of REG+DISP addressing.
14350 (split for DF store from register to memory): Likewise.
14351 (movsf_ie): Always use single fp_mode.
14352 * config/sh/sh.c (sh_override_options): Do not automatically
14353 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14354 that to the -mfmovd command line switch.
14355 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
14356 (fldi_ok): Always allow.
14357 * config/sh/sh.opt (mfmovd): Remove this switch.
14358 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14360 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
14361 Kaz Kojima <kkojima@gcc.gnu.org>
14363 PR rtl-optimization/30807
14364 * postreload.c (reload_combine): For every new use of REG_SUM,
14365 record the use of BASE.
14367 2009-07-06 Jan Hubicka <jh@suse.cz>
14369 * params.def: Revert my accidental commit at 2009-06-30.
14371 2009-07-04 Ian Lance Taylor <iant@google.com>
14374 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
14376 (mingw_format_attribute_overrides): Likewise.
14378 2009-07-04 Jakub Jelinek <jakub@redhat.com>
14381 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
14382 don't check cfa.reg. Instead of cfa.indirect use
14383 fde && fde->drap_reg != INVALID_REGNUM test.
14385 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
14387 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
14389 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
14392 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
14394 2009-07-03 Richard Guenther <rguenther@suse.de>
14396 PR tree-optimization/40640
14397 * tree-switch-conversion.c (build_arrays): Perform arithmetic
14400 2009-07-03 Jan Hubicka <jh@suse.cz>
14402 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
14403 for size, reduce amount of inlining.
14405 2009-07-03 Richard Guenther <rguenther@suse.de>
14407 PR middle-end/34163
14408 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
14409 if t +- x is known to not overflow and the conversion widens the
14411 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
14413 2009-07-03 Jan Hubicka <jh@suse.cz>
14415 * ipa-pure-const.c (analyze): Update loop optimizer init.
14416 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
14417 try_remove_empty_loop, remove_empty_loops): Remove.
14418 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
14419 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
14420 to mark regular loops as neccesary.
14421 (degenerate_phi_p): New function.
14422 (propagate_necessity, remove_dead_phis): Use it.
14423 (forward_edge_to_pdom): Likewise.
14424 (eliminate_unnecessary_stmts): Take care to remove uses of results of
14425 virtual PHI nodes that became unreachable.
14426 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
14427 * tree-flow.h (remove_empty_loops): Remove.
14428 * passes.c (init_optimization_passes): Remove.
14430 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
14432 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
14433 can_create_pseudo_p.
14434 (*fix_trunc<mode>_i387_1): Ditto.
14435 (*floathi<mode>2_1): Ditto.
14436 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
14437 (*fistdi2_1): Ditto.
14438 (*fist<mode>2_1): Ditto.
14439 (frndintxf2_floor): Ditto.
14440 (*fist<mode>2_floor_1): Ditto.
14441 (frndintxf2_ceil): Ditto.
14442 (*fist<mode>2_ceil_1): Ditto.
14443 (frndintxf2_trunc): Ditto.
14444 (frndintxf2_mask_pm): Ditto.
14445 (fxam<mode>2_i387_with_temp): Ditto.
14446 * config/i386/sse.md (mulv16qi3): Ditto.
14447 (*sse2_mulv4si3): Ditto.
14449 (sse4_2_pcmpestr): Ditto.
14450 (sse4_2_pcmpistr): Ditto.
14452 2009-07-03 Jan Hubicka <jh@suse.cz>
14454 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
14455 (mark_stmt_necessary): Set it.
14456 (mark_operand_necessary): Set it.
14457 (mark_control_dependent_edges_necessary): Set it.
14458 (mark_virtual_phi_result_for_renaming): New function.
14459 (get_live_post_dom): New function.
14460 (forward_edge_to_pdom): New function.
14461 (remove_dead_stmt): Fix handling of control dependences.
14462 (tree_dce_init): Init new bitmap.
14463 (tree_dce_done): Free it.
14465 2009-07-02 Richard Guenther <rguenther@suse.de>
14468 * tree-ssa-structalias.c (new_var_info): Initialize
14471 2009-07-02 Jan Hubicka <jh@suse.cz>
14473 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
14476 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
14478 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
14479 instead of recomputing it. Adjust calls.
14480 (emit_store_flag): Adjust recursive calls.
14482 2009-07-02 Richard Guenther <rguenther@suse.de>
14484 * tree-ssa-live.c (remove_unused_locals): Do not remove
14486 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
14487 of DECL_EXTERNAL for HEAP variables.
14488 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
14489 HEAP variables. Do not adjust RESTRICT vars.
14490 (find_what_var_points_to): Nobody cares if something
14491 points to READONLY.
14493 2009-07-02 Ben Elliston <bje@au.ibm.com>
14495 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
14496 pc_low and pc_high declarations to the top of the function.
14498 2009-07-01 DJ Delorie <dj@redhat.com>
14500 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
14501 registers as fixed.
14502 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
14503 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
14504 unspecified accesses to control registers.
14505 * config/mep/intrinsics.md: Regenerate.
14506 * config/mep/intrinsics.h: Regenerate.
14507 * config/mep/mep-intrin.h: Regenerate.
14509 2009-07-01 Anthony Green <green@moxielogic.com>
14511 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
14512 instruction when possible.
14513 (moxie_expand_prologue): Ditto. Also, save an instruction and
14514 some complexity by popping off of $r12 instead of $sp.
14515 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
14518 2009-07-01 Richard Henderson <rth@redhat.com>
14521 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
14522 contained no insns, reposition note before last insn.
14524 2009-07-01 Richard Henderson <rth@redhat.com>
14527 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
14528 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
14530 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14533 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
14534 darwin9 for printing reg addresses with %y.
14536 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14538 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
14539 truncation from operands in binary operations.
14541 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14544 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
14545 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
14546 subreg of op0 to the original op0.
14548 * expmed.c (store_bit_field_1): Use a temporary as the destination
14549 instead of a paradoxical subreg when we need to truncate the result.
14551 2009-07-01 DJ Delorie <dj@redhat.com>
14553 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
14554 names to VLIW variants.
14555 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
14556 * config/mep/intrinsics.md: Regenerate.
14557 * config/mep/intrinsics.h: Regenerate.
14558 * config/mep/mep-intrin.h: Regenerate.
14560 2009-07-01 Jakub Jelinek <jakub@redhat.com>
14563 * jump.c (returnjump_p): Revert last patch.
14564 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
14566 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14569 * pa.md (casesi32p): Use jump table label to determine the offset
14571 (casesi64p): Likewise.
14573 * pa.c (forward_branch_p): Return bool type. Use instruction
14574 addresses when available. Assert that INSN has a jump label.
14575 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
14578 2009-07-01 Richard Guenther <rguenther@suse.de>
14580 PR tree-optimization/19831
14581 * tree-ssa-dce.c (propagate_necessity): Calls to functions
14582 that only act as barriers do not make any previous stores necessary.
14583 * tree-ssa-structalias.c (handle_lhs_call): Delay making
14584 HEAP variables global, do not add a constraint from nonlocal.
14585 (find_func_aliases): Handle escapes through return statements.
14586 (compute_points_to_sets): Make escaped HEAP variables global.
14588 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14591 * expmed.c (emit_store_flag): Perform a conversion if necessary,
14592 after reducing a DImode cstore to SImode.
14594 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14596 * expr.c (expand_expr_real_1): Reinstate fallthrough to
14597 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
14599 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
14601 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
14602 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
14604 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
14605 and umod_optab if TARGET_BSD_DIVMOD.
14606 * config/vax/lib1funcs.asm: New file.
14607 * config/vax/t-linux: New file.
14608 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
14610 2009-06-30 Jakub Jelinek <jakub@redhat.com>
14613 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
14614 to type arguments that have void type.
14617 * dwarf2out.c (gen_formal_parameter_die): Call
14618 equate_decl_number_to_die if node is different from origin.
14620 2009-06-30 Anthony Green <green@moxielogic.com>
14622 Clean up moxie port for --enable-build-with-cxx.
14623 * config/moxie/moxie.c (moxie_function_value): First two
14624 parameters are const_tree, not tree.
14625 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
14626 (REG_CLASS_NAMES): Ditto.
14627 (REGNO_REG_CLASS): Ditto.
14628 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
14629 (moxie_function_value): Fix constyness of arguments.
14631 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
14633 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
14634 finalize_size_functions before further processing.
14635 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
14636 (variable_size): Call self_referential_size on size expressions
14637 that contain a PLACEHOLDER_EXPR.
14638 (size_functions): New static variable.
14639 (copy_self_referential_tree_r): New static function.
14640 (self_referential_size): Likewise.
14641 (finalize_size_functions): New global function.
14642 * tree.c: Include tree-inline.h.
14643 (push_without_duplicates): New static function.
14644 (find_placeholder_in_expr): New global function.
14645 (substitute_in_expr) <tcc_declaration>: Return the replacement object
14647 <tcc_expression>: Likewise.
14648 <tcc_vl_exp>: If the replacement object is a constant, try to inline
14649 the call in the expression.
14650 * tree.h (finalize_size_functions): Declare.
14651 (find_placeholder_in_expr): Likewise.
14652 (FIND_PLACEHOLDER_IN_EXPR): New macro.
14653 (substitute_placeholder_in_expr): Update comment.
14654 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
14656 (copy_tree_body_r): Likewise.
14657 (copy_tree_body): New static function.
14658 (maybe_inline_call_in_expr): New global function.
14659 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
14660 (maybe_inline_call_in_expr): Declare.
14661 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
14662 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
14665 2009-06-30 Richard Guenther <rguenther@suse.de>
14667 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
14669 (propagate_necessity): Do not mark reaching defs of stores
14672 2009-06-30 Jan Hubicka <jh@suse.cz>
14674 * cfgloopanal.c (check_irred): Move into ...
14675 (mark_irreducible_loops): ... here; return true if ireducible
14677 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14678 (analyze_function): Try to prove loop finiteness.
14679 * cfgloop.h (mark_irreducible_loops): Update prototype.
14680 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
14682 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14684 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14686 2009-06-30 Ira Rosen <irar@il.ibm.com>
14688 PR tree-optimization/40542
14689 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14692 2009-06-30 Martin Jambor <mjambor@suse.cz>
14694 PR tree-optimization/40582
14695 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14696 than useless_type_conversion_p.
14697 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14700 2009-06-30 Martin Jambor <mjambor@suse.cz>
14702 PR middle-end/40554
14703 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14705 2009-06-30 Richard Guenther <rguenther@suse.de>
14707 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14708 use ao_ref references.
14709 (walk_aliased_vdefs): Likewise.
14710 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14711 * tree-ssa-dce.c (struct ref_data): Remove.
14712 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14713 (mark_aliased_reaching_defs_necessary): Adjust.
14714 (mark_all_reaching_defs_necessary_1): Likewise.
14716 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14719 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14720 (emit_store_flag_1): Extract from emit_store_flag, adjust
14721 calls to (what now is) emit_cstore.
14722 (emit_store_flag): Call emit_store_flag_1 and also use it
14723 for what used to be recursive calls.
14725 2009-06-30 Wei Guozhi <carrot@google.com>
14728 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14729 if the target bb post dominates from bb.
14730 * config/i386/i386.c (memory_address_length): Check existence of base
14731 register before using it.
14733 2009-06-30 Nick Clifton <nickc@redhat.com>
14734 DJ Delorie <dj@redhat.com>
14736 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14737 __FMOVD_ENABLED__ is defined.
14739 (TARGET_FMOVD): Provide a default definition.
14740 (MASK_FMOVD): Likewise.
14741 (TARGET_CPU_CPP_BUILTINS): Define
14742 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14743 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14744 two fmov instructions depending upon whether TARGET_FMOVD is
14746 (split for DF load from memory into register): Also handle
14747 MEMs which consist of REG+DISP addressing.
14748 (split for DF store from register to memory): Likewise.
14749 * config/sh/sh.opt (mfmovd): Remove this switch.
14750 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14751 * config/sh/sh.c (sh_override_options): Do not automatically
14752 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14753 that to the -mfmovd command line switch.
14755 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14757 (fldi_ok): Always allow.
14758 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14760 2009-06-29 DJ Delorie <dj@redhat.com>
14762 * doc/install.texi (mep-x-elf): Correct chip's full name.
14764 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14766 * doc/extend.texi: Fix typo.
14768 2009-06-29 Tom Tromey <tromey@redhat.com>
14770 * dwarf2.h: Remove.
14771 * Makefile.in (DWARF2_H): New variable.
14772 (except.o): Use it.
14773 (dwarf2out.o): Likewise.
14774 (dwarf2asm.o): Likewise.
14775 * config/i386/t-i386: Use DWARF2_H.
14776 * except.c: Include elf/dwarf2.h.
14777 * unwind-dw2.c: Include elf/dwarf2.h.
14778 * dwarf2out.c: Include elf/dwarf2.h.
14779 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14780 <dtprel>: New field.
14781 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14782 (size_of_loc_descr): Likewise.
14783 (output_loc_operands_raw): Likewise.
14784 (output_loc_operands): Handle new dtprel field.
14785 (loc_checksum): Update.
14786 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14787 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14788 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14789 * dwarf2asm.c: Include elf/dwarf2.h.
14790 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14791 * config/mmix/mmix.c: Include elf/dwarf2.h.
14792 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14793 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14794 * config/sh/sh.c: Include elf/dwarf2.h.
14795 * config/i386/i386.c: Include elf/dwarf2.h.
14797 2009-06-29 DJ Delorie <dj@redhat.com>
14799 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14801 * doc/extend.texi: Add MeP attributes and pragmas.
14802 * doc/invoke.text: Add MeP Options.
14803 * doc/contrib.texi: Add MeP contribution.
14804 * doc/md.texi: Add MeP constraints.
14805 * doc/install.texi: Add MeP target.
14807 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14809 * target.h (struct gcc_target): Add frame_pointer_required field.
14810 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14811 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14812 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14814 * reload1.c (update_eliminables): (Ditto.).
14815 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14816 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14817 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14819 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14821 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14822 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14823 (arm_frame_pointer_required): New function.
14825 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14826 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14827 (avr_frame_pointer_required_p): Declare as static.
14828 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14830 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14831 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14832 (bfin_frame_pointer_required): Make as static, change return type
14834 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14836 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14837 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14838 (cris_frame_pointer_required): New function.
14840 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14842 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14843 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14844 (fr30_frame_pointer_required): New function.
14846 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14847 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14848 (frv_frame_pointer_required): Make as static, change return type
14850 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14852 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14853 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14854 (ix86_frame_pointer_required): Make as static, change return type to
14856 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14858 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14859 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14861 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14863 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14865 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14867 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14868 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14869 (mips_frame_pointer_required): Make as static.
14870 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14872 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14873 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14874 (mmix_frame_pointer_required): Mew function.
14876 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14877 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14879 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14881 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14883 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14885 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14886 (CAN_ELIMINATE): Redefine.
14887 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14888 (sparc_frame_pointer_required): New function.
14889 (sparc_can_eliminate): New function.
14890 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14892 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14893 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14895 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14896 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14897 (xtensa_frame_pointer_required): Make as static, change return type
14899 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14902 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14904 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14905 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14906 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14907 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14908 (register_callback): Handle PLUGIN_START_UNIT.
14909 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14911 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14913 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14915 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14916 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14918 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14920 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14923 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14925 * doc/extend.texi (Additional Floating Types): __float128 is also
14926 supported on i386 targets.
14928 2009-06-29 Richard Guenther <rguenther@suse.de>
14930 PR middle-end/14187
14931 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14933 (pt_solutions_same_restrict_base): Declare.
14934 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14936 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14937 (make_constraint_from, make_copy_constraint): Move earlier.
14938 (make_constraint_from_heapvar): New function.
14939 (make_constraint_from_restrict): Likewise.
14940 (handle_lhs_call): Use it.
14941 (find_func_aliases): Use it to track conversions to restrict
14942 qualified pointers.
14943 (struct fieldoff): Add only_restrict_pointers flag.
14944 (push_fields_onto_fieldstack): Initialize it.
14945 (create_variable_info_for): Track global restrict qualified pointers.
14946 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14947 Track restrict qualified pointer arguments.
14948 (set_uids_in_ptset): Use varinfo is_global_var flag.
14949 (find_what_var_points_to): Set the vars_contains_restrict flag.
14950 Always create the points-to solution for sets including restrict tags.
14951 (pt_solutions_same_restrict_base): New function.
14952 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14953 qualified pointers use pt_solutions_same_restrict_base as
14954 additional source for disambiguation.
14956 2009-06-29 Richard Guenther <rguenther@suse.de>
14958 PR middle-end/38212
14959 * alias.c (find_base_decl): Remove.
14960 (get_deref_alias_set_1): Remove restrict handling.
14961 * c-common.c (c_apply_type_quals_to_decl): Do not set
14962 DECL_POINTER_ALIAS_SET.
14963 * gimplify.c (find_single_pointer_decl_1): Remove.
14964 (find_single_pointer_decl): Likewise.
14965 (internal_get_tmp_var): Remove restrict handling.
14966 (gimple_regimplify_operands): Likewise.
14967 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14968 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14969 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14970 * tree.c (restrict_base_for_decl): Remove.
14971 (init_ttree): Do not allocate it.
14972 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14973 LABEL_DECL_UID for label decls.
14974 (copy_node_stat): Do not copy restrict information.
14975 (decl_restrict_base_lookup): Remove.
14976 (decl_restrict_base_insert): Likewise.
14977 (print_restrict_base_statistics): Likewise.
14978 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14979 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14980 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14981 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14982 (LABEL_DECL_UID): Adjust.
14983 (DECL_BASED_ON_RESTRICT_P): Remove.
14984 (DECL_GET_RESTRICT_BASE): Likewise.
14985 (SET_DECL_RESTRICT_BASE): Likewise.
14986 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14988 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14989 instead of DECL_POINTER_ALIAS_SET.
14990 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14991 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14992 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14994 2009-06-29 Richard Guenther <rguenther@suse.de>
14996 PR tree-optimization/40579
14997 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14998 the IL to simplify has constants that overflowed.
15000 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
15002 PR tree-optimization/40550
15003 * tree-vect-generic.c (expand_vector_operations_1): Compute in
15004 vector_compute_type only when the size of vector_compute_type is
15005 less than the size of type.
15007 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
15009 * fold-const.c (contains_label_1): Fix comments.
15010 (contains_label_p): Do not walk trees multiple time.
15012 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15014 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
15015 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
15016 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
15017 ix86_fp_comparison_operator.
15018 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
15019 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
15020 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
15021 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
15022 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
15023 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
15024 (related splits): Change predicate to ix86_fp_comparison_operator.
15025 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
15026 instead of ix86_fp_comparison_codes.
15027 (ix86_trivial_fp_comparison_operator,
15028 ix86_fp_comparison_operator): New.
15029 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
15030 (ix86_expand_compare): Eliminate last two parameters.
15031 (ix86_fp_jump_nontrivial_p): Kill.
15032 * config/i386/i386.c (put_condition_code): Eliminate call to
15033 ix86_fp_comparison_codes and subsequent assertion.
15034 (ix86_fp_comparison_codes): Eliminate.
15035 (ix86_fp_swap_condition): New.
15036 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
15037 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
15038 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
15039 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
15040 and ix86_fp_swap_condition.
15041 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
15042 Use ix86_fp_comparison_strategy.
15043 (ix86_expand_compare): Likewise. Eliminate last two arguments.
15044 (ix86_fp_jump_nontrivial_p): Eliminate.
15045 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
15046 call to ix86_expand_compare.
15047 (ix86_split_fp_branch, ix86_expand_setcc,
15048 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
15049 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
15051 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15053 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
15054 related to jump_clobbers.
15055 * config/arm/arm.md (conds): Remove jump_clob case.
15056 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
15057 splits): Change comparison_operator to arm_comparison_operator.
15058 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
15061 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15063 * dojump.c (do_compare_rtx_and_jump): Try swapping the
15064 condition for floating point modes.
15065 * expmed.c (emit_store_flag_1): Move here a bigger part
15066 of emit_store_flag.
15067 (emit_store_flag): Try swapping the condition for floating point
15069 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
15071 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15073 * expr.c (expand_expr_real_1): Just use do_store_flag.
15074 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
15075 emit_store_flag_force.
15076 * expmed.c (emit_store_flag_force): Copy here trick
15077 previously in expand_expr_real_1. Try reversing the comparison.
15078 (emit_store_flag_1): Work if target is NULL.
15079 (emit_store_flag): Work if target is NULL, using the result mode
15080 from the comparison. Use split_comparison, restructure final part
15081 to simplify conditionals.
15083 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15085 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
15086 * dojump.c (do_jump): Change handling of floating-point
15087 ops to use just do_compare_and_jump.
15088 (split_comparison): New.
15089 (do_compare_rtx_and_jump): Add here logic coming previously
15090 in do_jump, using split_comparison.
15092 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
15095 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
15097 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15099 * tree-ssa-alias.c: Fix unintentional commit.
15101 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15103 * passes.c (execute_one_pass): Fix unintentional commit.
15105 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15107 * df-problems.c (df_set_seen, df_unset_seen): Delete.
15108 (df_rd_local_compute, df_md_local_compute): Inline them.
15110 (df_md_scratch): New.
15111 (df_md_alloc, df_md_free): Allocate/free it.
15112 (df_md_local_compute): Only include live registers in init.
15113 (df_md_transfer_function): Prune the in-set computed by
15114 the confluence function, and the gen-set too.
15116 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15118 PR rtl-optimization/26854
15119 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
15120 * df-problems.c (df_rd_add_problem): Fix comment.
15121 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
15122 df_md_simulate_artificial_defs_at_top,
15123 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
15124 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
15125 df_md_transfer_function, df_md_init, df_md_confluence_0,
15126 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
15127 problem_MD, df_md_add_problem): New.
15128 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
15129 df_md_get_bb_info): New.
15130 (DF_LAST_PROBLEM_PLUS1): Adjust.
15132 * Makefile.in (fwprop.o): Include domwalk.h.
15133 * fwprop.c: Include domwalk.h.
15134 (reg_defs, reg_defs_stack): New.
15135 (bitmap_only_bit_between): Remove.
15136 (process_defs): New.
15137 (process_uses): Use reg_defs and local_md instead of
15138 bitmap_only_bit_between and local_rd.
15139 (single_def_use_enter_block): New, from build_single_def_use_links.
15140 (single_def_use_leave_block): New.
15141 (build_single_def_use_links): Remove code moved to
15142 single_def_use_enter_block, invoke domwalk.
15143 (use_killed_between): Adjust comment.
15145 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15147 * bitmap.h (bitmap_ior_and_into): New.
15148 * bitmap.c (bitmap_ior_and_into): New.
15150 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15152 * domwalk.h (struct dom_walk_data): Remove all callbacks except
15153 before_dom_children_before_stmts and after_dom_children_after_stmts.
15154 Rename the two remaining callbacks to just before_dom_children and
15155 after_dom_children. Remove other GIMPLE statement walking bits.
15156 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
15157 * graphite.c: Do not include domwalk.h.
15158 * tree-into-ssa.c (interesting_blocks): New global.
15159 (struct mark_def_sites_global_data): Remove it and names_to_rename.
15160 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
15161 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
15162 now that they're not domwalk callbacks.
15163 (rewrite_initialize_block): Rename to...
15164 (rewrite_enter_block): ... this, place after called functions. Test
15165 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
15166 (rewrite_finalize_block): Rename to...
15167 (rewrite_leave_block): ... this, place after called functions.
15168 (rewrite_update_init_block): Rename to...
15169 (rewrite_update_enter_block): ... this, place after called functions.
15170 Test interesting_blocks, call rewrite_update_stmt and
15171 rewrite_update_phi_arguments.
15172 (rewrite_update_fini_block): Rename to...
15173 (rewrite_leave_block): ... this, place after called functions.
15174 (rewrite_blocks): Remove last argument, simplify initialization of
15176 (mark_def_sites_initialize_block): Rename to...
15177 (mark_def_sites_block): ... this, call mark_def_sites.
15178 (mark_def_sites_blocks): Remove argument, simplify initialization of
15180 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
15181 (update_ssa): Likewise.
15182 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
15184 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
15185 (dom_opt_initialize_block): Rename to...
15186 (dom_opt_enter_block): ... this, place after called functions. Walk
15187 statements here, inline propagate_to_outgoing_edges.
15188 (dom_opt_finalize_block): Rename to...
15189 (dom_opt_leave_block): ... this, place after called functions.
15190 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
15192 (dse_enter_block, dse_record_phi): New.
15193 (dse_record_phis): Delete.
15194 (dse_finalize_block): Rename to...
15195 (dse_leave_block): ... this.
15196 (tree_ssa_dse): Simplify initialization of walk_data.
15197 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
15198 Adjust initialization of walk_data.
15199 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
15200 * tree-ssa-loop-phiopt.c (get_non_trapping):
15201 Adjust initialization of walk_data.
15202 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
15203 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
15204 it's not a domwalk callback.
15205 (uncprop_initialize_block): Rename to...
15206 (dse_enter_block): ... this, call uncprop_into_successor_phis.
15207 (dse_finalize_block): Rename to...
15208 (dse_leave_block): ... this.
15209 (tree_ssa_uncprop): Simplify initialization of walk_data.
15210 * Makefile.in: Adjust dependencies.
15212 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
15214 * arm.md (casesi): Fix test for Thumb1.
15215 (thumb1_casesi_internal_pic): Likewise.
15216 (thumb1_casesi_dispatch): Likewise.
15218 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
15220 * config/arm/arm-cores.def: Added core cortex-m0.
15221 * config/arm/arm-tune.md: Regenerated.
15222 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
15224 2009-06-26 DJ Delorie <dj@redhat.com>
15226 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
15228 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
15229 the scheduler doesn't tag jump insns.
15231 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
15233 * c-decl.c (merge_decls): Re-indent.
15235 2009-06-26 Janis Johnson <janis187@us.ibm.com>
15238 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
15239 Special-case decimal float constants.
15241 2009-06-26 Richard Henderson <rth@redhat.com>
15243 * function.h (struct function): Add cannot_be_copied_reason,
15244 and cannot_be_copied_set.
15245 * tree-inline.c (has_label_address_in_static_1): Rename from
15246 inline_forbidden_p_2; don't set inline_forbidden_reason here.
15247 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
15248 don't set inline_forbidden_reason.
15249 (copy_forbidden): New function, split out of inline_forbidden_p.
15250 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
15251 (inline_forbidden_p): Use copy_forbidden.
15252 (tree_versionable_function_p): Likewise.
15253 (inlinable_function_p): Merge into tree_inlinable_function_p.
15254 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
15255 * ipa-cp.c (ipcp_versionable_function_p): New function.
15256 (ipcp_cloning_candidate_p): Use it.
15257 (ipcp_node_modifiable_p): Likewise.
15259 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
15261 * builtins.c (expand_builtin_alloca): Handle builtin alloca
15262 that is marked not to be inlined. Remove flag_mudflap use.
15263 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
15264 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
15266 2009-06-26 Steve Ellcey <sje@cup.hp.com>
15269 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
15270 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
15272 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
15274 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
15276 (__mingwthr_remove_key_dtor): Likewise.
15278 2009-06-26 Richard Guenther <rguenther@suse.de>
15280 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
15282 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
15284 PR middle-end/40525
15285 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
15286 try the non-cond_exec path also.
15288 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15291 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
15292 (output_cbranch): Use new functions.
15293 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
15296 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
15297 Pat Haugen <pthaugen@us.ibm.com>
15298 Revital Eres <ERES@il.ibm.com>
15300 * config/rs6000/rs6000.c (print_operand): Correct lossage message
15301 for %c error. Add %x support to print VSX registers as a unified
15302 register set, instead of separate float and altivec registers.
15303 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
15304 %y case, and add support for VSX pre-modify addresses.
15305 (output_toc): Add assert for CONST containing an integer constant
15307 (rs6000_adjust_cost): Add POWER7 support.
15308 (insn_must_be_first_in_group): Ditto.
15309 (insn_must_be_last_in_group): Ditto.
15310 (rs6000_emit_popcount): Ditto.
15311 (rs6000_vector_mode_supported_p): Ditto.
15313 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
15314 Change some of the functions called by macros to being called
15315 through a pointer, so debug functions can be inserted if
15316 -mdebug=addr or -mdebug=cost.
15317 (rs6000_preferred_reload_class_ptr): Ditto.
15318 (rs6000_secondary_reload_class_ptr): Ditto.
15319 (rs6000_secondary_memory_needed_ptr): Ditto.
15320 (rs6000_cannot_change_mode_class_ptr): Ditto.
15321 (rs6000_secondary_reload_inner): Ditto.
15322 (rs6000_legitimize_reload_address): Ditto.
15323 (rs6000_legitimize_reload_address_ptr): Ditto.
15324 (rs6000_mode_dependent_address): Ditto.
15325 (rs6000_mode_dependent_address_ptr): Ditto.
15327 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
15328 function to return true if the mode allows reg + integer
15330 (virtual_stack_registers_memory_p): New function to return true if
15331 the address refers to a virtual stack register.
15332 (rs6000_legitimate_offset_address_p): Move code to say whether a
15333 mode supports reg+int addressing to reg_offset_addressing_ok_p and
15335 (rs6000_legitimate_address_p): Add checks for modes that only can
15336 do reg+reg addressing. Start adding VSX support.
15337 (rs6000_legitimize_reload_address): Ditto.
15338 (rs6000_legitimize_address): Ditto.
15339 (rs6000_debug_legitimate_address_p): New debug functions for
15340 -mdebug=addr and -mdebug=cost.
15341 (rs6000_debug_rtx_costs): Ditto.
15342 (rs6000_debug_address_costs): Ditto.
15343 (rs6000_debug_adjust_cost): Ditto.
15344 (rs6000_debug_legitimize_address): Ditto.
15345 (rs6000_legitimize_reload_address_ptr): Point to call normal
15346 function or debug function. Make functions called via pointer
15348 (rs6000_mode_dependent_address_ptr): Ditto.
15349 (rs6000_secondary_reload_class_ptr): Ditto.
15350 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
15351 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
15352 into a friendlier error.
15353 (rs6000_init_builtins): Add initial VSX support.
15354 (rs6000_adjust_cost): Fix some spacing issues.
15356 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
15357 (REG_CLASS_NAMES): Ditto.
15358 (REG_CLASS_CONTENTS): Ditto.
15359 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
15360 pointer, to add -mdebug=addr support.
15361 (CANNOT_CHANGE_MODE_CLASS): Ditto.
15362 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
15363 -mdebug=addr support.
15364 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
15365 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
15366 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
15368 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
15370 (bswapsi*): Set attribute types for load/store. Add combiner
15371 patterns to eliminate zero extend on 64-bit.
15372 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
15373 stdbrx if the hardware supports those instructions.
15375 2009-06-25 Ian Lance Taylor <iant@google.com>
15377 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
15378 (Link Options): Document -static-libstdc++.
15380 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15383 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
15384 DATA_ALIGNMENT instead.
15386 2009-06-25 Richard Guenther <rguenther@suse.de>
15388 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
15389 indirect references against the callused/escaped solutions.
15390 (call_may_clobber_ref_p_1): Likewise.
15392 2009-06-25 Martin Jambor <mjambor@suse.cz>
15394 PR tree-optimization/40493
15395 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
15396 (enum unscalarized_data_handling): New type.
15397 (handle_unscalarized_data_in_subtree): Return what has been done.
15398 (load_assign_lhs_subreplacements): Handle left flushes differently.
15399 (sra_modify_assign): Use unscalarized_data_handling, simplified
15400 condition determining whether to remove the statement.
15402 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
15404 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
15405 excerpt - @ should be doubled for texinfo.
15407 2009-06-24 Ian Lance Taylor <iant@google.com>
15409 * config/arc/arc.c: Include "df.h".
15410 (arc_attribute_table): Make static. Move higher in file.
15411 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
15412 (output_shift): Initialize n later to avoid warning.
15413 * config/arm/arm.c (arm_attribute_table): Make static. Move
15415 * config/avr/avr.c (avr_attribute_table): Make static. Move
15417 (reg_class_tab): Change array type from int to enum reg_class.
15418 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
15420 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
15421 (lshrhi3_out): Likewise.
15422 (class_likely_spilled_p): Change return type to bool.
15423 (avr_rtx_costs): Use local code variable with enum type.
15424 * config/avr/avr.md (movmemhi): Use add_reg_note.
15425 (andhi3, andsi3): Don't use AS2 with "and".
15426 (iorhi3, iorsi3): Don't use AS2 with "or".
15427 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
15428 * config/crx/crx.c: Include "df.h".
15429 (crx_attribute_table): Make static.
15430 * config/m32r/m32r.c: Include "df.h".
15431 (m32r_attribute_table): Make static. Move higher in file.
15432 (pop): Use add_reg_note.
15433 (block_move_call): Change 0 to LCT_NORMAL in function call.
15434 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
15435 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
15436 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
15437 declare, not just when TREE_CODE is defined.
15438 * config/m68hc11/m68hc11.c: Include "expr.h".
15439 (m68hc11_attribute_table): Make static. Move higher in file.
15440 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
15442 (m68hc11_register_indirect_p): Likewise.
15443 (m68hc11_function_arg_padding): Change return type to enum
15445 (emit_move_after_reload): Use add_reg_note.
15446 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
15447 (m68hc11_split_logical): Likewise.
15448 (m68hc11_rtx_costs): Add local code_and outer_code variables with
15450 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
15451 to VOIDmode in function call.
15452 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
15454 (m68hc11_split_logical): Update declaration.
15455 (m68hc11_function_arg_padding): Update declaration.
15456 * config/mcore/mcore.c (regno_reg_class): Change form array of int
15457 to array of enum reg_class.
15458 (mcore_attribute_table): Make static. Move higher in file.
15459 (mcore_rtx_costs): Add cast to enum type.
15460 * config/mcore/mcore.h (regno_reg_class): Update declaration.
15461 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
15462 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
15464 * config/sh/predicates.md (trapping_target_operand): Rename and to
15466 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
15468 * config/spu/spu.c (spu_attribute_table): Make static. Move
15470 * config/v850/v850.c (v850_attribute_table): Make static. Move
15472 (v850_rtx_costs): Use local code with enum type.
15473 (expand_epilogue): Add cast.
15474 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
15476 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
15479 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
15480 -m2a-single-only and -m2a-nofpu.
15481 * config/sh/sh.opt: Document m2a generates FPU code.
15483 2009-06-24 Anatoly Sokolov <aesok@post.ru>
15485 * defaults.h (CAN_ELIMINATE): Provide default.
15486 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
15487 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
15488 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
15489 * config/spu/spu.h (CAN_ELIMINATE): Delete.
15490 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
15491 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
15492 * config/cris/cris.h (CAN_ELIMINATE): Delete.
15493 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
15494 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
15495 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
15497 2009-06-24 DJ Delorie <dj@redhat.com>
15499 * mep-ext-cop.cpu: Fix copyright notice.
15500 * mep-default: Fix copyright notice.
15501 * mep-core: Fix copyright notice.
15502 * mep: Fix copyright notice.
15503 * mep-ivc2: Fix copyright notice.
15504 * mep-c5: Fix copyright notice.
15506 2009-06-24 Denis Chertykov <chertykov@gmail.com>
15508 * doc/contrib.texi (Contributors):
15510 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
15512 PR middle-end/40501
15513 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
15514 src and dst operands if necessary.
15516 2009-06-23 DJ Delorie <dj@redhat.com>
15519 * config.gcc: Add mep support.
15520 * recog.c: Resurrect validate_replace_rtx_subexp().
15521 * recog.h: Likewise.
15522 * config/mep/: Add new port:
15523 * config/mep/constraints.md: New file.
15524 * config/mep/default.h: New file.
15525 * config/mep/intrinsics.h: New file.
15526 * config/mep/intrinsics.md: New file.
15527 * config/mep/ivc2-template.h: New file.
15528 * config/mep/mep-c5.cpu: New file.
15529 * config/mep/mep-core.cpu: New file.
15530 * config/mep/mep-default.cpu: New file.
15531 * config/mep/mep-ext-cop.cpu: New file.
15532 * config/mep/mep-intrin.h: New file.
15533 * config/mep/mep-ivc2.cpu: New file.
15534 * config/mep/mep-lib1.asm: New file.
15535 * config/mep/mep-lib2.c: New file.
15536 * config/mep/mep-pragma.c: New file.
15537 * config/mep/mep-protos.h: New file.
15538 * config/mep/mep-tramp.c: New file.
15539 * config/mep/mep.c: New file.
15540 * config/mep/mep.cpu: New file.
15541 * config/mep/mep.h: New file.
15542 * config/mep/mep.md: New file.
15543 * config/mep/mep.opt: New file.
15544 * config/mep/predicates.md: New file.
15545 * config/mep/t-mep: New file.
15547 2009-06-23 Ian Lance Taylor <iant@google.com>
15549 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
15550 from loose_warn into c_loose_warn and from strict_warn into
15551 c_strict_warn. Set and substitute warn_cxxflags. Check for
15552 --enable-build-with-cxx. Set and substitute
15553 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
15554 * Makefile.in (CXXFLAGS): New variable.
15555 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
15556 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
15557 the default is the same as $(STRICT_WARN).
15558 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
15559 (CXX): New variable.
15560 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
15561 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
15562 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
15563 (HOST_LIBS): New variable.
15564 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
15565 (ALL_CXXFLAGS): New variable.
15566 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
15567 * doc/install.texi (Configuration): Document
15568 --enable-build-with-cxx, --with-stage1-ldflags,
15569 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
15570 * configure: Rebuild.
15572 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15574 * config/arm/arm.c (arm_override_options): Fix braces and formatting
15575 from previous commit.
15577 2009-06-23 Ian Lance Taylor <iant@google.com>
15579 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
15581 2009-06-23 Ian Lance Taylor <iant@google.com>
15583 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
15584 with ATTRIBUTE_UNUSED.
15586 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15587 Pat Haugen <pthaugen@us.ibm.com>
15588 Revital Eres <eres@il.ibm.com>
15590 * config.in (HAVE_AS_POPCNTD): Add default definition.
15591 (HAVE_AS_LWSYNC): Ditto.
15593 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
15595 (gcc_cv_as_powerpc_cmpb): Ditto.
15596 (gcc_cv_as_powerpc_dfp): Ditto.
15597 (gcc_cv_as_powerpc_vsx): Ditto.
15598 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
15599 supporting the popcntd/lwsync instructions.
15600 (gcc_cv_as_powerpc_lwsync): Ditto.
15601 * configure: Regenerate.
15603 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
15604 -mcpu=native and -mcpu=power7.
15605 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
15607 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
15608 a variable instead of a mask to reduce the number of mask bits.
15609 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
15610 (-mbit-word): Ditto.
15611 (-mregnames): Ditto.
15612 * config/rs6000/rs6000.opt (-mupdate): Ditto.
15613 (-mfused-madd): Ditto.
15615 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
15617 (-mvsx): New switch for VSX instructions.
15618 (-misel): Move from a variable to a mask to allow it to be set by
15621 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
15622 function declaration to an array declaration.
15623 (rs6000_hard_regno_nregs): New external array declaration.
15625 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
15626 files included by rs6000.md.
15628 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
15629 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
15631 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
15633 (rs6000_debug_reg): New -mdebug= variables.
15634 (rs6000_debug_addr): Ditto.
15635 (rs6000_debug_cost): Ditto.
15636 (rs6000_pmode): New variable to hold Pmode.
15637 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
15638 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
15639 calculated at compiler start.
15640 (rs6000_hard_regno_nregs): Change function to an array which holds
15641 HARD_REGNO_NREGS calculated at compiler start.
15642 (rs6000_explicit_options): Delete isel field.
15643 (rs6000_vector_unit): New array to hold which vector unit
15644 supports arithmetic options for a given type.
15645 (rs6000_vector_mem): New array to hold which vector unit supports
15646 memory reference operations for a given type.
15647 (rs6000_vector_align): New array to given the alignment of each
15649 (power7_cost): New basic costs for power7.
15650 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
15651 (rs6000_hard_regno_nregs_internal): New function, moved from
15652 HARD_REGNO_NREGS, to calculate the number of registers each hard
15653 register takes for each type.
15654 (rs6000_debug_reg_print): New function for -mdebug=reg support.
15655 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
15656 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
15657 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
15658 unit information here so it is calculated once at compiler startup
15660 (rs6000_override_options): Make -misel a target mask. Add more
15661 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
15662 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
15664 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
15665 (rs6000_handle_option): Move -misel from variable to target mask.
15666 (rs6000_builtin_mask_for_load): Add VSX support.
15667 (rs6000_conditional_register_usage): Ditto.
15668 (USE_ALTIVEC_FOR_ARG_P): Ditto.
15669 (function_arg_boundary): Ditto.
15670 (rs6000_expand_builtin): Ditto.
15671 (def_builtin): Make abort message a little friendlier.
15672 (rs6000_emit_int_cmove): Add support for 64-bit isel.
15674 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
15675 assembler support the popcntd instruction instead of a vsx
15676 instruction to enable power7 support.
15677 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
15678 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
15679 option to the assembler if -mcpu=native.
15680 (ASM_CPU_NATIVE_SPEC): Ditto.
15681 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15683 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15684 the lwsync instruction.
15685 (enum processor_type): Add PROCESSOR_POWER7.
15686 (rs6000_debug_reg): New -mdebug= options.
15687 (rs6000_debug_addr): Ditto.
15688 (rs6000_debug_cost): Ditto.
15689 (rs6000_isel): Delete.
15690 (enum rs6000_vector): New enum to say what vector unit we have.
15691 (VECTOR_UNIT_*): New macros to say which vector unit has
15692 arithmetic operations for a given type.
15693 (VECTOR_MEM_*): New macros to say which vector unit has memory
15694 operations for a given type.
15695 (TARGET_LDBRX): Whether the machine supports the ldbrx
15697 (TARGET_ISEL): Delete, -misel moved to be a mask.
15698 (TARGET_ISEL64): New macro for 64-bit isel support.
15699 (UNITS_PER_VSX_WORD): New macro.
15700 (POINTER_SIZE): Move to be an external variable, rather than
15701 calculating whether we are generating 32 ot 64-bit code.
15703 (STACK_BOUNDARY): Add VSX support.
15704 (LOCAL_ALIGNMENT): Ditto.
15705 (SLOW_UNALIGNED_ACCESS): Ditto.
15706 (VSX_REGNO_P): New macro for VSX support.
15707 (VFLOAT_REGNO_P): Ditto.
15708 (VINT_REGNO_P): Ditto.
15709 (VLOGICAL_REGNO_P): Ditto.
15710 (VSX_VECTOR_MODE): Ditto.
15711 (VSX_SCALAR_MODE): Ditto.
15713 (VSX_MOVE_MODE): Ditto.
15714 (VSX_REG_CLASS_P): Ditto.
15715 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15717 (UNITS_PER_SIMD_WORD): Add VSX support.
15718 (MODES_TIEABLE_P): Ditto.
15719 (STARTING_FRAME_OFFSET): Ditto.
15720 (STACK_DYNAMIC_OFFSET): Ditto.
15721 (EPILOGUE_USES): Ditto.
15722 (REGNO_REG_CLASS): Move to array lookup.
15723 (CLASS_MAX_NREGS): Ditto.
15724 (rs6000_vector_reg_class): Add declaration.
15725 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15726 overlap with the floating point and Altivec registers.
15728 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15730 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15731 give the appropriate asm switches if -mcpu=native.
15732 (host_detect_local_cpu): Add support for "asm".
15733 (host_detect_local_cpu): Follow GNU code guidelines for name.
15735 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15736 -mbit-word to a variable instead of being a target mask.
15738 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15739 emit the lwsync instruction instead of emitting the instruction as
15740 an integer constant.
15742 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15743 fixuns_trundfsi2, move expander into rs6000.md.
15745 * config/rs6000/rs6000.md (cpu): Add power7.
15746 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15747 (logical predicate patterns): Change the single instruction
15748 primitives that set CR0 to be fast_compare instead of compare.
15750 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15751 (popcntddi2): Ditto.
15752 (popcount<mode>): Ditto.
15753 (floating multiply/add insns): Name the floating point
15754 multiply/add insns.
15755 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15756 (isel_unsigned_<mode>): Ditto.
15757 (fixuns_trundfsi2): Move expander here from spe.md.
15758 (smindi3): Define if we have -misel on 64-bit systems.
15763 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15765 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15767 * config/avr/avr.c (avr_current_device): New variable.
15768 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15769 (avr_arch, mcu_type_s): Move to avr.h.
15770 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15771 default_data_section_start fields.
15772 (avr_arch): Moved from avr.c.
15773 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15774 library_name fields.
15775 (avr_current_device, avr_mcu_types, avr_arch_types,
15776 avr_device_to_arch, avr_device_to_data_start,
15777 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15778 (EXTRA_SPEC_FUNCTIONS): Define.
15779 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15780 options mapping. Use device_to_arch and device_to_data_start insted.
15781 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15782 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15783 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15784 * config/avr/driver-avr.c: New file.
15785 * config/avr/avr-devices.c: New file.
15787 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15789 * var-tracking.c (unshare_variable): Force initialized to
15790 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15791 (set_variable_part): Likewise.
15792 (struct variable_union_info): Remove pos_src field.
15793 (vui_vec, vui_allocated): New variables.
15794 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15795 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15796 == 1 use a simpler sorting algorithm. Compute pos field right
15797 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15798 Avoid quadratic comparison if !flag_var_tracking_uninit.
15799 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15800 unshare_variable unconditionally.
15801 (dataflow_set_different_2): Removed.
15802 (dataflow_set_different): Don't traverse second hash table.
15803 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15804 unconditionally to var_reg_set or var_mem_set.
15805 (emit_notes_in_bb): Likewise.
15806 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15808 (emit_note_insn_var_location): Don't set initialized to
15809 VAR_INIT_STATUS_INITIALIZED early.
15810 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15812 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15814 * tree-object-size.c (addr_object_size): Instead of checking
15815 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15816 are no FIELD_DECLs following it.
15818 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15820 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15821 order to match bswaps with signed source operands.
15823 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15825 * sdbout.c (sdbout_one_type): Fix braces in switch.
15827 2009-06-23 Richard Guenther <rguenther@suse.de>
15829 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15831 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15832 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15833 var_callused, callused_tree, var_storedanything, storedanything_tree,
15834 var_integer, integer_tree): Remove global variables.
15835 (new_var_info): Do not pass new id, append the new var to the
15836 global variable vector.
15837 (do_ds_constraint): Use is_global_var member of the variable-info.
15838 (new_scalar_tmp_constraint_exp): Adjust.
15839 (create_function_info_for): Likewise.
15840 (create_variable_info_for): Likewise.
15841 (find_what_var_points_to): Remove dead code.
15842 (init_base_vars): Simplify.
15843 (compute_points_to_sets): Adjust.
15845 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15847 * combine.c (try_combine): Dump information about the insns we're
15850 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15852 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15853 check when calling force_to_mode on TRUNCATE's operand.
15855 2009-06-22 Ian Lance Taylor <iant@google.com>
15857 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15859 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15861 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15863 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15865 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15866 override library linkage flags such as -static-libgcc or
15869 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15871 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15873 2009-06-22 Ian Lance Taylor <iant@google.com>
15875 * config/linux.opt: Put mglibc ahead of muclibc.
15877 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15878 for duplicate decls.
15880 2009-06-22 Matthias Klose <doko@ubuntu.com>
15882 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15884 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15887 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15888 instead of NULL if a parser error occurs.
15890 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15892 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15893 non-DWARF2_DEBUGGING_INFO version.
15895 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15897 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15898 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15900 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15901 (LIBGCC2_TF_CEXT): Define.
15904 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15907 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15909 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15911 * config/arm/arm.c (arm_override_options): Disable
15912 -mcaller-super-interworking and -mcallee-super-interworking.
15913 * doc/invoke.texi (ARM Options): Document this.
15915 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15917 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15918 * config/arm/constraints.md (j): New constraint for movw operands.
15919 (N): Remove thumb2 meaning.
15920 * config/arm/arm.md (*arm_movw): Delete.
15921 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15922 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15923 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15925 2009-06-22 Martin Jambor <mjambor@suse.cz>
15927 PR tree-optimization/40492
15928 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15929 build_ref_for_offset.
15931 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15933 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15934 JUMP_TABLE_DATA_P predicates where applicable.
15935 * auto-inc-dec.c: Ditto.
15936 * builtins.c: Ditto.
15937 * caller-save.c: Ditto.
15939 * cfgcleanup.c: Ditto.
15940 * cfglayout.c: Ditto.
15942 * combine.c: Ditto.
15943 * combine-stack-adj.c: Ditto.
15947 * df-scan.c: Ditto.
15949 * dwarf2asm.c: Ditto.
15950 * dwarf2out.c: Ditto.
15951 * emit-rtl.c: Ditto.
15957 * function.c: Ditto.
15960 * genpreds.c: Ditto.
15961 * genrecog.c: Ditto.
15963 * ira-costs.c: Ditto.
15964 * ira-lives.c: Ditto.
15966 * loop-iv.c: Ditto.
15967 * lower-subreg.c: Ditto.
15968 * modulo-sched.c: Ditto.
15970 * postreload.c: Ditto.
15971 * print-rtl.c: Ditto.
15973 * reginfo.c: Ditto.
15974 * regmove.c: Ditto.
15975 * reload1.c: Ditto.
15978 * rtlanal.c: Ditto.
15980 * sched-vis.c: Ditto.
15982 * sel-sched-ir.c: Ditto.
15983 * simplify-rtx.c: Ditto.
15984 * targhooks.c: Ditto.
15985 * var-tracking.c: Ditto.
15986 * vmsdbgout.c: Ditto.
15988 2009-06-22 Matthias Klose <doko@ubuntu.com>
15990 * Makefile.in (install-plugin): Always use DESTDIR.
15992 2009-06-22 Olivier Hainque <hainque@adacore.com>
15994 * config/pa/pa.c (output_call): Don't optimize post call jumps
15995 into return address adjustments if the call may throw.
15997 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15999 * arm.c (thumb1_output_casesi): New function.
16000 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
16001 optimizing for size or PIC.
16002 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
16003 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
16004 (casesi): Handle Thumb-1 when optimizing for size or PIC.
16005 (thumb1_casesi_internal_pic): New expand rule.
16006 (thumb1_casesi_dispatch): New pattern.
16007 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
16009 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
16010 in the text seciton when PIC or optimizing for size.
16011 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
16012 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
16013 preservation properties of code.
16014 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
16015 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
16016 (__gnu_thumb1_case_si): New function.
16017 * t-arm (LIB1ASMSRC): Define here.
16018 (LIB1ASMFUNCS): Add some common functions.
16019 * t-arm-elf (LIB1ASMSRC): Delete.
16020 (LIB1ASMFUNCS): Append to existing set.
16021 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16022 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16023 * t-symbian (LIB1ASMFUNCS): Likewise.
16024 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16025 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16027 2009-06-21 Richard Guenther <rguenther@suse.de>
16029 PR tree-optimization/38729
16030 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
16031 to loops with a single exit if -fno-expensive-optimizations.
16033 2009-06-21 Jakub Jelinek <jakub@redhat.com>
16035 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
16036 (dataflow_set): Change vars type from htab_t to shared_hash.
16037 (shared_hash_pool, empty_shared_hash): New variables.
16038 (vars_clear): Removed.
16039 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
16040 shared_hash_find_slot_unshare, shared_hash_find_slot,
16041 shared_hash_find_slot_noinsert, shared_hash_find): New
16043 (shared_hash_unshare, shared_hash_destroy): New functions.
16044 (unshare_variable): Unshare set->vars if shared, use
16046 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
16047 (get_init_value, find_src_set_src, dump_dataflow_set,
16048 clobber_variable_part, emit_notes_for_differences): Use
16050 (dataflow_set_init): Remove second argument, set vars to
16051 empty_shared_hash instead of creating a new htab.
16052 (dataflow_set_clear): Call shared_hash_destroy and set vars
16053 to empty_shared_hash instead of calling vars_clear.
16054 (dataflow_set_copy): Don't call vars_copy, instead just share
16055 the src htab with dst.
16056 (variable_union): Use shared_hash_*, use initially NO_INSERT
16057 lookup if set->vars is shared. Don't keep slot cleared before
16058 calling unshare_variable. Unshare set->vars if needed.
16059 Even ->refcount == 1 vars must be unshared if set->vars is shared
16060 and var needs to be modified.
16061 (variable_canonicalize): New function.
16062 (dataflow_set_union): If dst->vars is empty, just share src->vars
16063 with dst->vars and traverse with variable_canonicalize to canonicalize
16064 and unshare what is needed.
16065 (dataflow_set_different): If old_set and new_set use the same shared
16066 htab, they aren't different. If number of htab elements is different,
16067 htabs are different. Use shared_hash_*.
16068 (dataflow_set_destroy): Call shared_hash_destroy instead of
16070 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
16071 second argument to dataflow_set_init.
16072 (vt_initialize): Likewise. Initialize shared_hash_pool and
16073 empty_shared_hash, move bb in/out initialization afterwards.
16074 Use variable_htab_free instead of NULL as changed_variables del hook.
16075 (variable_was_changed): Change type of second argument to pointer to
16076 dataflow_set. When inserting var into changed_variables, bump
16077 refcount. Unshare set->vars if set is shared htab and slot needs to
16079 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
16080 lookup if set->vars is shared. Unshare set->vars if needed.
16081 Even ->refcount == 1 vars must be unshared if set->vars is shared
16082 and var needs to be modified. Adjust variable_was_changed caller.
16083 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
16084 vars must be unshared if set->vars is shared and var needs to be
16085 modified. Adjust variable_was_changed caller.
16086 (emit_note_insn_var_location): Don't pool_free var.
16087 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
16089 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
16090 free_alloc_pool on shared_hash_pool.
16092 2009-06-20 Anthony Green <green@moxielogic.com>
16094 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
16095 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
16097 2009-06-20 Richard Guenther <rguenther@suse.de>
16099 * tree-ssa-structalias.c (find_func_aliases): For memset use
16100 a constraint from NULL if we memset to zero.
16101 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
16102 we explicitly handle that do not read from memory.
16103 (call_may_clobber_ref_p_1): Properly handle builtins that may
16106 2009-06-20 Richard Guenther <rguenther@suse.de>
16108 PR tree-optimization/40495
16109 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
16110 (new_scalar_tmp_constraint_exp): New function.
16111 (process_constraint): Do not create temporary decls.
16112 (process_all_all_constraints): Likewise.
16113 (handle_const_call): Likewise.
16114 (create_function_info_for): Do not set decl.
16116 2009-06-19 Ian Lance Taylor <iant@google.com>
16118 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
16119 (rs6000_attribute_table): Make static; move before use.
16121 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
16123 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
16124 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
16125 Propagate the TREE_READONLY flag without overwriting it.
16126 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
16127 Propagate the TREE_READONLY flag onto the result.
16128 (process_call_operands): Move around. Use correct constant value.
16130 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16133 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
16134 * config/arm/arm.md: Likewise.
16136 2009-06-19 Ian Lance Taylor <iant@google.com>
16138 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
16139 to GIMPLE_ERROR_MARK.
16141 * c-typeck.c (build_conditional_expr): Add op1_original_type and
16142 op2_original_type parameters. Warn about using different enum types.
16143 * c-parser.c (c_parser_conditional_expression): Pass original
16144 types to build_conditional_expr.
16145 * c-tree.h (build_conditional_expr): Update declaration.
16147 2009-06-19 Ian Lance Taylor <iant@google.com>
16149 * config/i386/i386.c (ix86_function_specific_save): Test that
16150 fields match values, rather than testing the values are in a
16153 2009-06-19 Richard Guenther <rguenther@suse.de>
16155 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
16156 ADDR_EXPR pointers.
16157 (ptr_derefs_may_alias_p): Likewise.
16158 (ptr_deref_may_alias_ref_p_1): New function.
16159 (ptr_deref_may_alias_ref_p): Likewise.
16160 (ref_maybe_used_by_call_p_1): Handle builtins that are not
16161 covered by looking at the ESCAPED solution.
16162 (call_may_clobber_ref_p_1): Likewise.
16163 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
16164 Handle NULL_TREE offset. Do not produce redundant constraints.
16165 (process_all_all_constraints): New helper function.
16166 (do_structure_copy): Use it.
16167 (handle_lhs_call): Likewise.
16168 (find_func_aliases): Handle some builtins with pointer arguments
16169 and/or return values explicitly.
16171 2009-06-19 Ian Lance Taylor <iant@google.com>
16173 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
16175 2009-06-19 Ian Lance Taylor <iant@google.com>
16177 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
16179 2009-06-19 Ian Lance Taylor <iant@google.com>
16181 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
16182 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
16185 * c-decl.c (finish_decl): If -Wc++-compat, warn about
16186 uninitialized const.
16188 2009-06-19 Ian Lance Taylor <iant@google.com>
16190 * dse.c (struct store_info): Rename bitmap field to bmap. Change
16193 * c-decl.c (in_struct, struct_types): Remove.
16194 (struct c_binding): Add in_struct field.
16195 (c_binding_ptr): Define type, along with VEC.
16196 (struct c_struct_parse_info): Define.
16197 (struct_parse_info): New static variable.
16198 (bind): Initialize in_struct field.
16199 (start_struct): Remove enclosing_in_struct and
16200 enclosing_struct_types parameters. Add
16201 enclosing_struct_parse_info parameter. Change all callers. Set
16202 struct_parse_info rather than in_struct and struct_types.
16203 (grokfield): If -Wc++-compat and there is a symbol binding for the
16204 field name, set the in_struct flag and push it on the
16205 struct_parse_info->fields vector.
16206 (warn_cxx_compat_finish_struct): New static function.
16207 (finish_struct): Remove enclosing_in_struct and
16208 enclosing_struct_types parameters. Add
16209 enclosing_struct_parse_info parameter. Change all callers. Don't
16210 set C_TYPE_DEFINED_IN_STRUCT here. Call
16211 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
16212 parameter. Only push on struct_types if warn_cxx_compat.
16213 (finish_enum): Only push on struct_types if warn_cxx_compat.
16214 (declspecs_add_type): Add loc parameter. Change all callers.
16215 Change all error calls to error_at. Pass loc, not input_location,
16216 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
16217 defined in a struct. If -Wc++-compat and parsing a struct, record
16218 that a typedef name was used.
16219 * c-parser.c (c_parser_declspecs): Get location to pass to
16220 declspecs_add_type.
16221 (c_parser_struct_or_union_specifier): Update calls to start_struct
16223 * c-tree.h (struct c_struct_parse_info): Declare.
16224 (finish_struct, start_struct): Update declarations.
16225 (declspecs_add_type): Update declaration.
16227 2009-06-19 Ian Lance Taylor <iant@google.com>
16229 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
16230 variable with an anonymous type.
16232 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16234 * see.c: Remove for real.
16236 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16238 * optabs.h (enum optab_index): Add new OTI_significand.
16239 (significand_optab): Define corresponding macro.
16240 * optabs.c (init_optabs): Initialize significand_optab.
16241 * genopinit.c (optabs): Implement significand_optab using
16242 significand?f2 patterns.
16243 * builtins.c (expand_builtin_mathfn): Handle
16244 BUILT_IN_SIGNIFICAND{,F,L}.
16245 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
16246 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
16248 * config/i386/i386.md (significandxf2, significand<mode>2): New
16249 expanders to implement significandf, significand and significandl
16250 built-ins as inline x87 intrinsics.
16252 2009-06-18 Anatoly Sokolov <aesok@post.ru>
16254 * config/avr/avr.c (avr_override_options): Remove setting value of
16255 PARAM_INLINE_CALL_COST.
16257 2009-06-18 Richard Henderson <rth@redhat.com>
16260 * tree-pass.h (TDF_ASMNAME): New.
16261 * tree-dump.c (dump_options): Add asmname.
16262 * doc/invoke.texi: Document it.
16264 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
16265 (dump_decl_name): ...here.
16266 (dump_function_name): New flags arg; mind TDF_ASMNAME.
16267 (dump_generic_node): Update dump_function_name calls.
16268 (print_call_name): New flags arg; update all dump calls.
16269 * diagnostic.h (print_call_name): Update.
16270 * gimple-pretty-print.c (dump_gimple_call): Update.
16272 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
16275 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
16277 2009-06-18 Diego Novillo <dnovillo@google.com>
16279 * doc/plugins.texi: Document plugin_is_GPL_compatible.
16280 * plugin.c (str_license): Declare.
16281 (try_init_one_plugin): Assert that the symbol
16282 'plugin_is_GPL_compatible' exists.
16284 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
16287 * Makefile.in (OBJS-common): Remove see.o.
16289 * common.opt (fsee): Mark as preserved for backward compatibility.
16290 * opts.c (common_handle_option): Add OPT_fsee to the backward
16291 compatibility section.
16292 * passes.c (init_optimization_passes, pass_see): Remove pass.
16293 * timevar.def (TV_SEE): Remove.
16294 * tree-pass.h (pass_see): Remove declaration.
16295 * doc/invoke.texi (-fsee): Remove documentation.
16297 2009-06-18 Martin Jambor <mjambor@suse.cz>
16299 * tree-sra.c: Include statistics.h
16300 (sra_stats): New variable.
16301 (sra_initialize): Clear sra_stats.
16302 (create_access_replacement): Increment sra_stats.replacements.
16303 (get_access_replacement): Do not return twice.
16304 (analyze_all_variable_accesses): Increment statistics counter by the
16305 number of scalarized aggregates.
16306 (generate_subtree_copies): Increment sra_stats.subtree_copies.
16307 (sra_modify_expr): Increment sra_stats.exprs.
16308 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
16309 (sra_modify_assign): Increment sra_stats.exprs,
16310 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
16311 (perform_intra_sra): Update statistics counters.
16312 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
16314 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16316 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
16317 (arm_scalar_mode_supported_p): New function.
16319 2009-06-18 Paul Brook <paul@codesourcery.com>
16320 Sandra Loosemore <sandra@codesourcery.com>
16322 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
16323 (__extendhfsf2, __truncsfhf2): Define.
16324 * config/arm/fp16.c: New file.
16325 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16326 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16328 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16330 * doc/extend.texi (Half-Precision): New section.
16331 * doc/invoke.texi (Option Summary): List -mfp16-format.
16332 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
16333 * config/arm/arm.opt (mfp16-format=): New.
16334 * config/arm/arm.c: Include intl.h.
16335 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
16336 (TARGET_INVALID_RETURN_TYPE): Redefine.
16337 (TARGET_PROMOTED_TYPE): Redefine.
16338 (TARGET_CONVERT_TO_TYPE): Redefine.
16339 (arm_fp16_format): Define.
16340 (all_fpus): Add entry for neon-fp16.
16341 (fp_model_for_fpu): Likewise.
16342 (struct fp16_format): Declare.
16343 (all_fp16_formats): Define.
16344 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
16346 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
16348 (arm_legitimate_index_p): Treat HFmode like HImode.
16349 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
16350 (coproc_secondary_reload_class): Special-case HFmode.
16351 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
16352 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
16353 (arm_init_fp16_builtins): New.
16354 (arm_init_builtins): Call it.
16355 (arm_invalid_parameter_type): New.
16356 (arm_invalid_return_type): New.
16357 (arm_promoted_type): New.
16358 (arm_convert_to_type).
16359 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
16361 (arm_emit_fp16_const): New function.
16362 (arm_mangle_type): Mangle __fp16 as "Dh".
16363 * config/arm/arm.h (TARGET_VFPD32): Make it know about
16365 (TARGET_NEON_FP16): New.
16366 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
16367 (enum fputype): Add FPUTYPE_NEON_FP16.
16368 (enum arm_fp16_format_type): Declare.
16369 (arm_fp16_format): Declare.
16370 (LARGEST_EXPONENT_IS_NORMAL): Define.
16371 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
16372 * config/arm/arm-modes.def (HFmode): Define.
16373 * config/arm/vfp.md (*movhf_vfp): New.
16374 (extendhfsf2): New.
16376 * config/arm/arm.md (fpu): Add neon_fp16.
16377 (floatsihf2, floatdihf2): New.
16378 (fix_trunchfsi2, fix_trunchfdi2): New.
16380 (extendhfdf2): New.
16382 (*arm32_movhf): New.
16383 (*thumb1_movhf): New.
16384 (consttable_2): Add check for HFmode constants.
16385 (consttable_4): Handle HFmode constants.
16387 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
16389 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
16391 2009-06-17 Olivier Hainque <hainque@adacore.com>
16393 * collect2.c (main): Use CONST_CAST2 to perform char ** to
16394 const char ** conversion in AIX specific section.
16396 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
16398 * config/i386/i386.c (ix86_special_builtin_type): Remove
16399 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
16400 (bdesc_special_args): Updated.
16401 (ix86_init_mmx_sse_builtins): Likewise.
16402 (ix86_expand_special_args_builtin): Likewise.
16404 2009-06-17 Richard Henderson <rth@redhat.com>
16406 * tree-pretty-print.c (maybe_dump_asm_name): New.
16407 (dump_decl_name): Use it.
16408 (PRINT_FUNCTION_NAME): Merge into...
16409 (dump_function_name): ... here. Use maybe_dump_asm_name.
16411 2009-06-17 Cary Coutant <ccoutant@google.com>
16413 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
16415 * debug.c (struct gcc_debug_hooks): Change placeholder for
16417 (debug_nothing_int_charstar_int): Replaced by...
16418 (debug_nothing_int_charstar_int_bool): ...this.
16419 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
16420 source_line prototype.
16421 (debug_nothing_int_charstar_int): Replaced by...
16422 (debug_nothing_int_charstar_int_bool): ...this.
16423 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
16424 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
16425 Output is_stmt operand when necessary.
16426 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
16427 (notice_source_line): Add is_stmt parameter.
16428 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
16429 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
16431 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
16432 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
16434 2009-06-17 Ian Lance Taylor <iant@google.com>
16436 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
16438 (struct store_by_pieces_d): Rename from store_by_pieces. Change
16441 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
16443 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
16444 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
16445 tree_strip_sign_nop_conversions and
16446 tree_ssa_strip_useless_type_conversions rather than stripping
16447 the operations here.
16448 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
16450 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
16451 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
16452 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
16453 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
16456 2009-06-17 Michael Eager <eager@eagercon.com>
16458 * config/rs6000/constraints.md (register_constraint "d"): New.
16459 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
16460 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16461 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
16462 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
16463 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16464 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
16465 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
16466 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
16467 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
16468 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
16470 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
16471 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
16472 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
16473 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
16474 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
16475 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
16476 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
16477 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
16478 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
16479 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
16480 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
16481 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
16482 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
16483 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
16485 2009-06-16 Ian Lance Taylor <iant@google.com>
16487 * profile.c (total_num_never_executed): Don't define.
16488 (compute_branch_probabilities): Don't count or print
16489 num_never_executed.
16490 (init_branch_prob): Don't set total_num_never_executed.
16491 (end_branch_prob): Don't print total_num_never_executed.
16493 2009-06-17 David Daney <ddaney@caviumnetworks.com>
16495 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
16497 2009-06-17 David Edelsohn <edelsohn@gnu.org>
16499 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
16500 (nabstd2_fpr): Same.
16502 2009-06-17 Steve Ellcey <sje@cup.hp.com>
16504 * expr.c (expand_assignment): Change complex type check.
16506 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
16508 * doc/plugins.texi (Building GCC plugins): Added new section.
16510 2009-06-17 Ian Lance Taylor <iant@google.com>
16512 * c-pch.c (get_ident): Don't set size of templ array.
16513 (pch_init): Don't set size of partial_pch array.
16515 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
16516 string constant to intialize an array whose size is the length of
16519 2009-06-17 Richard Guenther <rguenther@suse.de>
16521 PR tree-optimization/40389
16522 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
16523 to addressable types.
16524 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
16526 2009-06-17 Richard Guenther <rguenther@suse.de>
16528 PR middle-end/40460
16529 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
16530 if there is no evolution of left in the loop bail out.
16531 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
16532 chrec_fold_multiply.
16534 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
16535 Janis Johnson <janis187@us.ibm.com>
16538 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
16539 for the symbol ref of a constant that is the source of a move
16540 - nor for any other not-obvious-label-ref constants.
16542 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
16544 * plugin.c (position_pass): Skip newly inserted pass during list
16545 traversal to avoid repeated insertion.
16547 2009-06-16 Ian Lance Taylor <iant@google.com>
16549 * vec.h (VEC_stack_alloc): Define different version if
16550 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
16551 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
16552 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
16553 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
16555 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
16557 * config.gcc (extra_headers): Add ia32intrin.h for x86.
16559 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
16560 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
16561 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
16562 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
16563 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
16564 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16565 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16566 (bdesc_special_args): Add __builtin_ia32_rdtsc and
16567 __builtin_ia32_rdtscp.
16568 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
16569 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
16570 and __builtin_ia32_rorhi.
16571 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
16572 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16573 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16574 (ix86_expand_args_builtin): Likewise.
16575 (ix86_expand_special_args_builtin): Likewise.
16577 * config/i386/i386.md (UNSPECV_RDTSCP): New.
16578 (UNSPECV_RDTSC): Likewise.
16579 (UNSPECV_RDPMC): Likewise.
16580 (*bsr): Renamed to ...
16582 (*bsr_rex64): Renamed to ...
16585 (*rdpmc): Likewise.
16586 (*rdpmc_rex64): Likewise.
16588 (*rdtsc): Likewise.
16589 (*rdtsc_rex64): Likewise.
16590 (rdtscp): Likewise.
16591 (*rdtscp): Likewise.
16592 (*rdtscp_rex64): Likewise.
16594 * config/i386/ia32intrin.h: New.
16596 * config/i386/x86intrin.h: Include <ia32intrin.h>.
16598 2009-06-16 Ian Lance Taylor <iant@google.com>
16600 * ira-build.c (copy_info_to_removed_store_destinations):
16601 Initialize parent_a.
16603 2009-06-16 Ian Lance Taylor <iant@google.com>
16605 * c-decl.c (grokdeclarator): Change size_varies to bool.
16607 2009-06-16 Ian Lance Taylor <iant@google.com>
16609 * sel-sched.c: Make forward declarations of move_op_hooks and
16610 fur_hooks explicitly extern.
16612 2009-06-16 Ian Lance Taylor <iant@google.com>
16614 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
16615 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
16617 2009-06-16 Ian Lance Taylor <iant@google.com>
16619 * resource.c (mark_referenced_resources): Change
16620 include_delayed_effects parameter to bool. Change all callers.
16621 (mark_end_of_function_resources): Likewise.
16622 * reorg.c (insn_references_resource_p): Likewise.
16623 (insn_sets_resource_p): Likewise.
16624 * resource.h (mark_referenced_resources): Update declaration.
16625 (mark_end_of_function_resources): Update declaration.
16627 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16629 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
16631 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16633 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
16634 GCC can bootstrap on AIX with GNU Binutils 2.20.
16636 2009-06-16 Ian Lance Taylor <iant@google.com>
16638 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
16640 2009-06-16 Ian Lance Taylor <iant@google.com>
16642 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
16643 inline, not extern inline.
16644 (exact_log2): Likewise.
16645 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
16647 (exact_log2): Likewise, but don't test CTZ_HWI.
16649 2009-06-16 Ian Lance Taylor <iant@google.com>
16651 * bitmap.c (bitmap_clear): Don't declare as inline.
16652 * gimple.c (gimplify_assign): Likewise.
16653 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
16654 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
16655 (sched_scan_info): Remove duplicate definition.
16657 2009-06-16 Ian Lance Taylor <iant@google.com>
16659 * c-common.c (skip_evaluation): Don't define.
16660 (c_inhibit_evaluation_warnings): Define global variable.
16661 (overflow_warning): Check c_inhibit_evaluation_warnings rather
16662 than skip_evaluation.
16663 (convert_and_check, warn_for_div_by_zero): Likewise.
16664 * c-common.h (skip_evaluation): Don't declare.
16665 (c_inhibit_evaluation_warnings): Declare.
16666 * c-parser.c (c_parser_typeof_specifier): Set
16667 c_inhibit_evaluation_warnings rather than skip_evaluation.
16668 (c_parser_conditional_expression): Likewise.
16669 (c_parser_binary_expression): Likewise.
16670 (c_parser_sizeof_expression): Likewise.
16671 (c_parser_alignof_expression): Likewise.
16672 * c-typeck.c (build_indirect_ref): Check
16673 c_inhibit_evaluation_warnings rather than skip_evaluation.
16674 (build_conditional_expr, build_binary_op): Likewise.
16676 2009-06-16 Richard Guenther <rguenther@suse.de>
16678 * tree-ssa-alias.c (is_escape_site): Remove.
16679 * tree-ssa-alias.h (enum escape_type): Remove.
16680 (is_escape_site): Likewise.
16681 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
16682 via casts and asms without deferring to is_escape_site.
16684 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16686 PR middle-end/40446
16687 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16688 use gen_lowpart if op0 has complex mode.
16690 2009-06-16 Richard Guenther <rguenther@suse.de>
16692 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16693 variables add them to ESCAPED.
16694 (find_func_aliases): Do not make all indirectly stored values escaped.
16696 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16698 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16699 make_decl_one_only.
16701 2009-06-16 Martin Jambor <mjambor@suse.cz>
16703 PR tree-optimization/40432
16704 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16705 check whether we need to force gimple register operand.
16707 2009-06-16 Martin Jambor <mjambor@suse.cz>
16709 PR tree-optimization/40413
16710 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16711 build_ref_for_offset.
16712 (propagate_subacesses_accross_link): Fix a typo in a comment.
16714 2009-06-16 Ira Rosen <irar@il.ibm.com>
16716 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16717 with additional parameter.
16718 * tree-vectorizer.h (enum vect_def_type): Add new value
16720 (enum vect_relevant): Add comments.
16721 (vect_is_simple_reduction): Add new argument.
16722 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16723 Detect nested cycles.
16724 (vect_is_simple_reduction): Update documentation, add an argument to
16725 distinguish inner-loop reduction from nested cycle, detect nested
16726 cycles, fix printings and indentation, don't swap operands in case
16728 (get_initial_def_for_reduction): Handle subtraction.
16729 (vect_create_epilog_for_reduction): Add new argument to specify
16730 reduction variable.
16731 (vect_finalize_reduction): Handle subtraction, fix comments.
16732 (vectorizable_reduction): Handle nested cycles. In case of nested
16733 cycle keep track of the reduction variable position. Call
16734 vect_is_simple_reduction with additional parameter. Use original
16735 statement code in reduction epilogue for nested cycle. Call
16736 vect_create_epilog_for_reduction with additional parameter.
16737 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16738 inner-loop vectorization.
16739 (vect_recog_widen_sum_pattern): Likewise.
16740 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16742 (vect_mark_stmts_to_be_vectorized): Likewise.
16743 (vect_get_vec_def_for_operand): Handle nested cycles.
16745 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16747 * doc/invoke.texi (Debugging Options): Fix option index entries
16748 for -fdump-statistics, -frandom-seed add entries for
16749 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16750 (FRV Options): Fix entries for -mTLS, -mtls.
16751 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16752 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16753 (M68hc1x Options): Fix @itemx for -mnominmax.
16754 (MCore Options): Fix entry for -mno-lsim.
16755 (MMIX Options): Fix entry for -mabi=mmixware.
16756 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16758 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16760 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16761 Mention the plugin mode of gengtype.
16762 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16763 * gengtype.c: Updated copyright.
16764 (plugin_files, nb_plugin_files) Added new static variables.
16765 (measure_input_list) Care about plugin_files.
16766 (write_rtx_next): Added early return in plugin mode.
16767 (create_file): Updated copyright year in generated file. Added
16769 (oprintf): Added early return if NULL outf.
16770 (get_output_file_with_visibility): Care of plugin_files.
16771 (get_output_file_name): May return null.
16772 (write_local): Added early return.
16773 (put_mangled_filename): Ditto.
16774 (finish_root_table): Added check for base_files.
16775 (write_roots): Care about null when plugins.
16776 (main): Added plugin mode.
16778 2009-06-15 Ian Lance Taylor <iant@google.com>
16780 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16781 * gcov.c (read_count_file): Add braces around variables declared
16784 * c.opt (Wjump-misses-init): New warning.
16785 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16786 -Wall and -Wc++-compat if not already set.
16787 (c_common_post_options): Clear warn_jump_misses_init if it was not
16789 * c-decl.c (struct c_binding): Change type field to a union with
16790 new label field. Make it the first field in the struct. Update
16791 references to type to use u.type instead.
16792 (struct c_spot_bindings): Define.
16793 (struct c_goto_bindings): Define.
16794 (c_goto_bindings_p): Define, along with VECs.
16795 (struct c_label_vars): Define.
16796 (struct c_scope): Add has_label_bindings field.
16797 (bind_label, set_spot_bindings): New static functions.
16798 (decl_jump_unsafe, update_spot_bindings): New static functions.
16799 (update_label_decls): New static function.
16800 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16801 Update binding u.label field to shadowed field.
16802 (c_binding_start_stmt_expr): New function.
16803 (c_binding_end_stmt_expr): New function.
16804 (pushdecl): Don't call c_begin_vm_scope.
16805 (make_label): Add defining and p_label_vars parameters. Change
16807 (lookup_label): Correct test for whether a label has not yet been
16808 defined. Call bind_label rather than bind.
16809 (warn_about_goto): New static function.
16810 (lookup_label_for_goto): New function.
16811 (declare_label): Call bind_label rather than bind.
16812 (check_earlier_gotos): New static function.
16813 (define_label): Don't give errors about jumping into statement
16814 expressions or scopes of variably modified types. Call
16815 set_spot_bindings and check_earlier_gotos. Call bind_label
16816 instead of bind. Don't set label_context_stack_se or
16817 label_context_stack_vm.
16818 (c_get_switch_bindings): New function.
16819 (c_release_switch_bindings): New function.
16820 (c_check_switch_jump_warnings): New function.
16821 (start_function): Don't set label_context_stack_se or
16822 label_context_stack_vm.
16823 (finish_function): Likewise.
16824 * c-typeck.c (label_context_stack_se): Don't define.
16825 (label_context_stack_vm): Don't define.
16826 (c_finish_goto_label): Call lookup_label_for_goto rather than
16827 lookup_label. Don't give errors about jumping into a statement
16828 expression or the scope of a variably modified type. Don't set
16829 label_context_stack_se or label_context_stack_vm.
16830 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16831 fields. Add bindings field.
16832 (c_start_case): Don't set deleted fields. Set bindings field.
16833 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16834 or blocked_vm. Call c_check_switch_jump_warnings.
16835 (c_finish_case): Don't test blocked_stmt_expr field. Call
16836 c_release_switch_bindings.
16837 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16838 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16839 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16840 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16841 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16842 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16843 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16844 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16845 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16846 (C_DECL_UNJUMPABLE_VM): Don't define.
16847 (C_DECL_UNDEFINABLE_VM): Don't define.
16848 (struct c_label_list): Don't define.
16849 (struct c_label_context_se): Don't define.
16850 (struct c_label_context_vm): Don't define.
16851 (struct c_spot_bindings): Declare.
16852 (c_bindings_start_stmt_expr): Declare.
16853 (c_bindings_end_stmt_expr): Declare.
16854 (lookup_label_for_goto): Declare.
16855 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16856 (c_check_switch_jump_warnings): Declare.
16857 (label_context_stack_se, label_context_stack_vm): Don't declare.
16858 (c_finish_goto_label): Update declaration.
16859 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16860 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16861 (Warning Options): Document -Wjump-misses-init.
16863 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16865 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16868 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16870 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16872 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16874 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16876 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16878 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16880 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16882 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16883 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16884 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16885 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16886 * dwarf2asm.c (dw2_force_const_mem): Update call to
16887 make_decl_one_only.
16888 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16889 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16890 * langhooks.c (lhd_comdat_group): Remove.
16891 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16892 * tree.h (DECL_COMDAT_GROUP): New.
16893 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16894 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16895 (make_decl_one_only): Change signature.
16896 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16897 make_decl_one_only.
16898 (make_decl_one_only): Change signature.
16899 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16901 2009-06-15 Richard Guenther <rguenther@suse.de>
16903 PR middle-end/40439
16904 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16906 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16908 * tree-ssa-math-opts.c: Remove extra divide.
16910 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16912 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16914 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16916 * passes.c: Add bswap pass.
16917 * tree-pass.h: Add pass_optimize_bswap declaration.
16918 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16919 Include rtl.h, expr.h and optabs.h for optab_handler check.
16920 (struct symbolic_number, pass_optimize_bswap): New definition.
16921 (do_shift_rotate, verify_symbolic_number_p): New functions.
16922 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16923 (gate_optimize_bswap): New function.
16924 * tree.c (widest_int_cst_value): New function.
16925 * tree.h (widest_int_cst_value): Prototype added.
16927 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16929 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16930 REG_EQUAL/REG_EQUIV notes.
16932 2009-06-14 Richard Guenther <rguenther@suse.de>
16934 PR middle-end/40389
16935 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16936 has its address taken if NRV was applied and it is addressable.
16937 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16938 function split out from ...
16939 (get_constraint_for_1): ... here.
16940 (handle_rhs_call): Use it to mark the return slot escaped if
16941 it is addressable and NRV was applied.
16943 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16945 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16946 Change first argument type to location_t.
16947 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16948 Do not set input_location.
16949 Use loc instead of input_location throughout.
16951 2009-06-13 Richard Guenther <rguenther@suse.de>
16953 PR tree-optimization/40421
16954 * tree-predcom.c (should_unroll_loop_p): Remove.
16955 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16957 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16959 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16960 Add location argument.
16962 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16964 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16966 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16967 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16968 * config/spu/spu-protos.h: Add location to
16969 spu_resolve_overloaded_builtin.
16970 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16971 spu_build_builtin_va_list.
16972 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16973 argument. Pass location to build_function_call_vec.
16974 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16976 (emit_fpu_switch): Same.
16977 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16978 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16979 to build_decl and create_artificial_label.
16980 (xtensa_gimplify_va_arg_expr): Same.
16981 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16982 (xstormy16_gimplify_va_arg_expr): Same.
16983 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16984 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16985 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16986 (mips16_build_function_stub): Same.
16987 (mips16_build_call_stub): Same.
16989 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16992 * arm/constraints.md (Pa, Pb): New constraints.
16993 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16994 split pattern to deal with them.
16996 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16998 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16999 fix index entry for -Xpreprocessor.
17001 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17003 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17004 Add location argument to build_decl call.
17005 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
17006 (rs6000_init_builtins): Same.
17007 (spe_init_builtins): Same.
17008 (rs6000_gimplify_va_arg): Add location argument to
17009 create_artificial_label call.
17011 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
17013 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
17014 * combine-stack-adj.c (pass_stack_adjustments): Use it.
17015 * Makefile.in: Fix GGC dependency for gcse.o.
17017 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17019 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
17020 * gimple-pretty-print.c (dump_gimple_stmt): Same.
17021 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
17023 * c-parser.c (c_parser_binary_expression): Use current column while
17024 building binary operations.
17025 * common.opt (fshow-column): Enable by default.
17026 * tree-vrp.c (check_array_ref): Use warning_at.
17027 (check_array_bounds): Use location from call back if expr has no
17029 * tree.h: Add location argument to maybe_fold_*.
17030 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
17031 (maybe_fold_offset_to_array_ref): Add location argument and use it.
17032 (maybe_fold_offset_to_component_ref): Same.
17033 (maybe_fold_offset_to_reference): Same.
17034 (maybe_fold_offset_to_address): Same.
17035 (maybe_fold_stmt_indirect): Same.
17036 (maybe_fold_stmt_addition): Same.
17037 (fold_stmt_r): Pass location to maybe_fold_*.
17038 (fold_gimple_assign): Same.
17039 * c-tree.h: Add location argument to finish_decl,
17040 default_function_array_conversion, store_init_value.
17041 * c-decl.c (define_label): Use error_at.
17042 (c_make_fname_decl): Pass location to finish_decl.
17043 (finish_decl): New location argument.
17044 (build_compound_literal): Pass location to store_init_value.
17045 (grokdeclarator): Pass location to finish_decl.
17047 * c-typeck.c (array_to_pointer_conversion): New location argument.
17048 (function_to_pointer_conversion): Same.
17049 (default_function_array_conversion): Same.
17050 (parser_build_unary_op): Pass location to overflow_warning.
17051 (parser_build_binary_op): Same. Use warning_at.
17052 (build_unary_op): Pass location to array_to_pointer_conversion.
17053 (build_c_cast): Pass location to digest_init.
17054 (build_modify_expr): New location argument.
17055 (convert_for_assignment): Same.
17056 (store_init_value): Same.
17057 (digest_init): Same.
17058 (output_init_element): Pass location to digest_init and
17059 array_to_pointer_conversion.
17060 (c_finish_return): Pass location to convert_for_assignment.
17061 * gimplify.c (gimplify_conversion): Pass location to
17062 maybe_fold_offset_to_address.
17063 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
17064 to maybe_fold_stmt_addition.
17065 * c-omp.c (c_finish_omp_atomic): Pass new location to
17067 (c_finish_omp_for): Same.
17068 * c-common.c (overflow_warning): New argument.
17069 * c-common.h: New argument to build_modify_expr, overflow_warning.
17070 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
17072 (c_parser_initializer): Pass location to
17073 default_function_array_conversion.
17074 (c_parser_initelt): Same.
17075 (c_parser_initval): Same.
17076 (c_parser_asm_operands): Same.
17077 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
17078 (c_parser_conditional_expression): Same.
17079 (c_parser_binary_expression): Add location info to stack. Use it.
17080 (c_parser_unary_expression): Pass location to
17081 default_function_array_conversion, parser_build_unary_op,
17082 build_indirect_ref, c_parser_postfix_expression_after_primary.
17083 (c_parser_postfix_expression_after_primary): New location argument.
17085 (c_parser_expression_conv): Pass location to
17086 default_function_array_conversion.
17087 (c_parser_expr_list): Same.
17088 (c_parser_omp_atomic): Same.
17089 (c_parser_omp_for_loop): Same.
17090 * c-tree.h (struct c_declarator): Add comment to id_loc.
17091 (build_array_declarator): New argument.
17092 * c-decl.c (build_array_declarator): Add location argument.
17093 (grokdeclarator): Set id_loc for cdk_array.
17094 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
17095 build_array_declarator.
17096 * tree.c (build_omp_clause): Add location argument.
17097 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
17098 (OMP_CLAUSE_LOCATION): New macro.
17099 (struct tree_omp_clause): Add location field.
17100 (build_omp_clause): Add argument.
17101 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
17103 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
17104 (cp_parser_omp_clause_collapse): Same.
17105 (cp_parser_omp_clause_default): Same.
17106 (cp_parser_omp_clause_if): Same.
17107 (cp_parser_omp_clause_nowait): Same.
17108 (cp_parser_omp_clause_num_threads): Same.
17109 (cp_parser_omp_clause_ordered): Same.
17110 (cp_parser_omp_clause_schedule): Same.
17111 (cp_parser_omp_clause_untied): Same.
17112 (cp_parser_omp_for_loop): Same.
17113 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17114 * c-tree.h (c_start_case): Add location argument.
17115 (c_process_expr_stmt): Same.
17116 (c_finish_goto_*): Same.
17117 * tree-parloops.c (initialize_reductions): Pass location to
17119 (create_parallel_loop): Same.
17120 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
17121 (gfc_trans_omp_reduction_list): Same.
17122 (gfc_trans_omp_clauses): Same.
17123 (gfc_trans_omp_do): Same.
17124 * c-typeck.c (c_finish_goto_label): Same.
17125 (c_finish_goto_ptr): New location argument.
17126 (c_start_case): Same.
17127 (emit_side_effect_warnings): Same.
17128 (c_process_expr_stmt): Same.
17129 (c_finish_stmt_expr): Same.
17130 (c_finish_omp_clauses): Use error_at instead of error.
17131 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
17133 * c-omp.c (c_split_parallel_clauses): New location argument.
17134 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
17135 to build_omp_clause.
17136 (convert_local_reference_stmt): Same.
17137 (convert_gimple_call): Same.
17138 * c-common.h (c_split_parallel_clauses): New argument.
17139 * c-parser.c (c_parser_statement_after_labels): Pass location to
17140 c_finish_goto_label.
17141 (c_parser_switch_statement): Pass location to c_start_case.
17142 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
17143 and c_process_expr_stmt.
17144 (c_parser_omp_variable_list): Add location argument.
17145 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
17146 (c_parser_omp_clause_default): Same.
17147 (c_parser_omp_clause_if): Same.
17148 (c_parser_omp_clause_num_threads): Same.
17149 (-c_parser_omp_clause_ordered): Same.
17150 (c_parser_omp_clause_reduction): Pass location to
17151 c_parser_omp_variable_list.
17152 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
17153 (c_parser_omp_clause_untied): Same.
17154 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
17155 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17157 * c-tree.h (check_for_loop_decls, undeclared_variable,
17158 build_component_ref, build_array_ref, build_external_ref,
17159 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
17160 build_conditional_expr, build_compound_expr, c_cast_expr,
17161 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
17162 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
17164 * c-semantics.c (build_stmt): Same.
17165 (build_case_label): Same.
17166 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
17167 (undeclared_variable): New argument.
17168 (make_label): Same.
17169 (lookup_label): Pass location on down.
17170 (define_label): Same.
17171 (finish_decl): Same.
17172 (build_compound_literal): Same.
17173 (finish_struct): Same.
17174 (finish_function): Do not set location here.
17175 (check_for_loop_decls): New argument.
17176 * tree.c (save_expr): Set location.
17177 (build_empty_stmt): New argument.
17178 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
17179 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
17180 * builtins.c (gimplify_va_arg_expr): Use locations.
17181 (expand_builtin_sync_operation): Same.
17182 * c-typeck.c (build_component_ref): New argument.
17183 (build_array_ref): Same.
17184 (build_external_ref): Same.
17185 (c_expr_sizeof_expr): Same.
17186 (c_expr_sizeof_type): Same.
17187 (parser_build_unary_op): Same.
17188 (build_conditional_expr): Same.
17189 (build_compound_expr): Pass location on down.
17190 (build_compound_expr): New argument.
17191 (build_c_cast): Same.
17192 (c_cast_expr): Same.
17193 (build_asm_expr): Same.
17194 (c_finish_return): Same.
17195 (c_process_expr_stmt): Pass location on down.
17196 (c_finish_stmt_expr): New argument.
17197 (push_clenaup): Same.
17198 (c_finish_omp_parallel): Same.
17199 (c_finish_omp_task): Same.
17200 * gimplify.c (gimplify_call_expr): Pass location on down.
17201 * c-omp.c (c_finish_omp_master): New argument.
17202 (c_finish_omp_critical): Same.
17203 (c_finish_omp_ordered): Same.
17204 (c_finish_omp_barrier): Same.
17205 (-c_finish_omp_taskwait): Same.
17206 (c_finish_omp_atomic): Same.
17207 (c_finish_omp_flush): Same.
17208 * tree-inline.c (copy_tree_body_r): Pass location on down.
17209 (inline_forbidden_p): Remove use of input_location.
17210 * c-gimplify.c (c_build_bind_expr): New argument.
17211 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
17212 (c_sizeof_or_alignof_type): New argument.
17213 (c_alignof_expr): Same.
17214 (build_va_arg): Same.
17215 (c_add_case_label): Same.
17216 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
17217 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
17218 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
17219 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
17220 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
17221 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
17223 * stub-objc.c (objc_build_selector_expr): Same.
17224 (objc_build_throw_stmt): Same.
17225 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
17226 (c_parser_initelt): Same.
17227 (c_parser_compound_statement): Same.
17228 (c_parser_compound_statement_nostart): Same.
17229 (c_parser_label): Same.
17230 (c_parser_statement_after_labels): Same.
17231 (c_parser_if_body): Same.
17232 (c_parser_else_body): Same.
17233 (c_parser_if_statement): Same.
17234 (c_parser_switch_statement): Same.
17235 (c_parser_while_statement): Same.
17236 (c_parser_do_statement): Same.
17237 (c_parser_for_statement): Same.
17238 (c_parser_asm_statement): Same.
17239 (c_parser_conditional_expression): Same.
17240 (c_parser_binary_expression): Same.
17241 (c_parser_cast_expression): Same.
17242 (c_parser_unary_expression): Same.
17243 (c_parser_sizeof_expression): Same.
17244 (c_parser_alignof_expression): Same.
17245 (c_parser_postfix_expression): Same.
17246 (c_parser_expression): Same.
17247 (c_parser_objc_receiver): Same.
17248 (c_parser_omp_variable_list): Same.
17249 (c_parser_omp_structured_block): Same.
17250 (c_parser_omp_atomic): New argument.
17251 (c_parser_omp_barrier): Same.
17252 (c_parser_omp_critical): Same.
17253 (c_parser_omp_flush): Pass location on down.
17254 (c_parser_omp_for_loop): New argument.
17255 (c_parser_omp_for): Same.
17256 (c_parser_omp_master): Same.
17257 (c_parser_omp_ordered): Same.
17258 (c_parser_omp_sections_scope): Same.
17259 (c_parser_omp_sections): Same.
17260 (c_parser_omp_parallel): Same.
17261 (c_parser_omp_single): Same.
17262 (c_parser_omp_task): Same.
17263 (c_parser_omp_taskwait): Pass location on down.
17264 (c_parser_omp_construct): Same.
17265 (c_parser_omp_threadprivate): Same.
17266 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
17267 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
17268 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
17269 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
17270 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
17271 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
17272 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
17273 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
17274 config/i386/i386.c, stmt.c:
17275 Add location argument to the following function definitions and/or
17276 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
17277 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
17278 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
17279 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
17280 do_case, c_finish_bc_stmt, build_compound_literal,
17281 build_function_call.
17282 * c-decl.c (build_compound_literal): Add location argument.
17283 Make all diagnostic calls use location.
17284 (start_struct): Same.
17285 (finish_struct): Same.
17286 (start_enum): Same.
17287 (build_enumerator): Same.
17288 (start_function): Same.
17289 (grokdeclarator): Make all diagnostic calls use location.
17290 (store_parm_decls_oldstyle): Same.
17291 * c-typeck.c (build_function_call): Add location argument.
17292 Make all diagnostic calls use location.
17294 (c_finish_bc_stmt): Same.
17295 * tree-nested.c (get_trampoline_type): Add argument.
17296 Pass location to build_decl.
17297 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
17298 * rtl.h (RTL_LOCATION): New.
17299 * c-common.c (c_add_case_label): Add location argument.
17300 Make all diagnostic calls use location.
17301 * c-common.h: Add location argument to make_fname_decl, do_case,
17302 c_add_case_label, build_function_call, resolve_overloaded_builtin.
17303 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
17304 Set it appropriately for every case. Pass enum_loc to start_enum
17305 call. Pass value_loc first to build_enumerator. Pass enum_loc to
17307 (c_parser_struct_or_union_specifier): Save location. Use it for
17308 start_struct, finish_struct, and parser_xref_tag.
17310 2009-06-12 Ian Lance Taylor <iant@google.com>
17312 * fold-const.c (fold_unary): Rename local variable and to and_expr.
17314 * c-opts.c (c_common_handle_option): For -Wc++-compat set
17315 cpp_opts->warn_cxx_operator_names.
17317 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17320 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
17321 is returns NULL and OP is a VCE, look through the VCE.
17323 2009-06-12 Ian Lance Taylor <iant@google.com>
17326 * collect2.c (main): Use CONST_CAST2 in code inside #if
17327 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
17329 2009-06-12 Joey Ye <joey.ye@intel.com>
17331 PR middle-end/39146
17332 * cfgexpand.c (get_decl_align_unit): Update
17333 max_used_stack_slot_alignment with align instead of
17334 stack_alignment_needed.
17336 * function.c (assign_stack_local_1): Update
17337 max_used_stack_slot_alignment with alignment_in_bits instead
17338 of stack_alignment_needed.
17339 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
17342 2009-06-12 Jakub Jelinek <jakub@redhat.com>
17344 * dwarf2out.c (last_var_location_insn): New variable.
17345 (dwarf2out_end_epilogue): Clear last_var_location_insn.
17346 (dwarf2out_var_location): Don't record anything after last real
17347 insn. Only change labels if there were any real instructions
17348 in between last note and this one, or if changed sections.
17350 2009-06-11 Richard Henderson <rth@redhat.com>
17352 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
17353 note when storing the frame pointer in a register.
17354 (FRP): Don't redefine to nothing for epilogue.
17355 (alpha_expand_epilogue): Mark register and sp restores.
17356 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
17358 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
17359 when gen_lowpart is needed.
17361 2009-06-11 Richard Henderson <rth@redhat.com>
17363 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
17365 * dwarf2out.c (need_data_align_sf_opcode): New.
17366 (div_data_align): Move earlier.
17367 (def_cfa_1, reg_save): Use it.
17369 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
17371 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
17372 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
17373 (ix86_handle_option): Handle OPT_mcrc32.
17374 (ix86_target_string): Add -mcrc32.
17375 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
17377 * config/i386/i386.h (TARGET_CRC32): New.
17379 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
17380 (sse4_2_crc32di): Likewise.
17382 * config/i386/i386.opt (mcrc32): New.
17384 * doc/invoke.texi: Document -mcrc32.
17386 2009-06-11 Richard Henderson <rth@redhat.com>
17388 * common.opt (gdwarf-): Accept a version number.
17389 * doc/invoke.texi (gdwarf-): Update docs.
17390 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
17391 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
17392 version level, and record it.
17394 * dwarf2.h (DW_CIE_VERSION): Remove.
17395 * dwarf2out.c (DWARF_VERSION): Remove.
17396 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
17397 (output_call_frame_info): Use CIE version 3 for dwarf3,
17398 or if the return register column is out of range for version 1.
17399 (dwarf_stack_op_name): Add all dwarf3 values.
17400 (DEBUG_PUBTYPES_SECTION): New.
17401 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
17402 encoding change for dwarf3.
17403 (output_die) [dw_val_class_die_ref]: Likewise.
17404 (output_compilation_unit_header): Emit correct version for dwarf3.
17405 (output_line_info): Likewise.
17406 (output_pubnames): Update for DWARF_VERSION removal.
17407 (output_aranges): Likewise.
17408 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
17409 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
17410 (dwarf2out_finish): Likewise.
17412 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17414 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
17417 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17420 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
17421 * builtins.c (expand_builtin_unreachable): New function.
17422 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
17423 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
17424 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
17426 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
17427 searching for missing barriers.
17429 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17431 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
17432 when -fprofile-generate* was passed.
17433 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17435 2009-06-11 Anthony Green <green@moxielogic.com>
17437 * config/moxie/moxie.md: Define length attribute for all instructions.
17439 (*b<cond:code>): Support limited branch ranges for new PC-relative
17440 branch instructions.
17441 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
17443 2009-06-11 Jakub Jelinek <jakub@redhat.com>
17445 * config/i386/i386.c (min_insn_size): Use get_attr_length
17446 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
17447 For __asm return 0.
17449 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
17450 instead of emit_insn_before.
17452 2009-06-10 Ian Lance Taylor <iant@google.com>
17455 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
17458 2009-06-10 Revital Eres <eres@il.ibm.com>
17460 * passes.c (init_optimization_passes): Reschedule
17461 predictive-commoning pass before complete unroll pass.
17463 2009-06-10 Martin Jambor <mjambor@suse.cz>
17465 * cgraph.c (cgraph_node_can_be_local_p): New function.
17466 (cgraph_make_node_local): New function.
17467 * cgraph.h (cgraph_node_can_be_local_p): Declare.
17468 (cgraph_make_node_local): Declare.
17470 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
17472 * tree.h (tree_base): Add packed_flag and user_align fields.
17473 Decrease size of spare field.
17474 (TYPE_USER_ALIGN): Use user_align from tree_base.
17475 (DECL_USER_ALIGN): Likewise.
17476 (TYPE_PACKED): Use packed_flag from tree_base.
17477 (DECL_PACKED): Likewise.
17478 (tree_type): Delete packed_flag and user_align fields. Widen
17479 precision field. Widen mode field and shuffle fields to align
17480 mode on an 8-bit boundary.
17481 (tree_decl_common): Delete decl_flag_1 and user_align fields.
17482 Renumber decl_flag_* fields. Fix comments. Widen
17483 decl_common_unused field.
17484 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
17485 (DECL_EXTERNAL): Likewise.
17486 (DECL_BIT_FIELD): Likewise.
17487 (DECL_NONADDRESSABLE_P): Likewise.
17488 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
17489 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
17491 2009-06-10 Ian Lance Taylor <iant@google.com>
17493 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
17494 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
17495 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
17496 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
17497 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
17498 DEF_VEC_ALLOC_FUNC_P.
17499 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
17500 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
17501 DEF_VEC_ALLOC_FUNC_O.
17502 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
17503 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
17504 DEF_VEC_ALLOC_FUNC_I.
17505 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
17506 (vec_stack_p_reserve_exact_1): Declare.
17507 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
17508 (vec_stack_free): Declare.
17509 (VEC_stack_alloc): Define.
17510 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
17511 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
17512 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
17513 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
17515 (stack_vecs): New static variable.
17516 (vec_stack_p_reserve_exact_1): New function.
17517 (vec_stack_o_reserve_1): New static function.
17518 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
17519 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
17520 (vec_stack_free): New function.
17521 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
17522 (VEC_df_ref_stack_alloc): Define.
17523 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
17524 DEF_VEC_ALLOC_P_STACK.
17525 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
17526 (struct df_collection_rec): Change _vec fields to VEC. Remove
17528 (df_free_collection_rec): Adjust for new fields.
17529 (df_insn_rescan): Use new df_collection_rec fields.
17530 (df_notes_rescan, df_canonize_collection_rec): Likewise.
17531 (df_ref_create_structure, df_ref_record): Likewise.
17532 (df_get_conditional_uses, df_get_call_refs): Likewise.
17533 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
17534 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
17535 (df_record_exit_block_uses, df_bb_verify): Likewise.
17536 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
17537 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
17538 Remove count parameter. Change return type to void. Change all
17540 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
17541 Remove count parameter. Change return type to void. Change all
17543 (df_install_refs): Change old_vec parameter to VEC. Remove count
17544 parameter. Change all callers.
17545 (df_install_mws): Change old_vec parameter to VEC. Remove count
17546 parameter. Change all callers.
17547 (df_refs_verify): Change new_rec parameter to VEC. Change call
17549 (df_mws_verify): Likewise.
17551 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
17553 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
17555 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
17557 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
17559 2009-06-10 Anthony Green <green@moxielogic.com>
17561 * config/moxie/crti.asm: New file.
17562 * config/moxie/crtn.asm: New file.
17563 * config/moxie/moxie.c: New file.
17564 * config/moxie/moxie.h: New file.
17565 * config/moxie/sfp-machine.h: New file.
17566 * config/moxie/moxie-protos.h: New file.
17567 * config/moxie/t-moxie: Created.
17568 * config/moxie/t-moxie-softfp: Created.
17569 * config/moxie/moxie.md: Created.
17570 * config/moxie/constraints.md: Created.
17571 * config.gcc: Add moxie support.
17572 * doc/md.texi (Machine Constraints): Add moxie constraints.
17573 * doc/contrib.texi (Contributors): Mention moxie port.
17574 * doc/install.texi (Specific): Mention the moxie port.
17576 2009-06-09 Ian Lance Taylor <iant@google.com>
17578 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
17579 compiling with C++.
17580 * optabs.c (optab_table): Only use designated initializers if
17581 HAVE_DESIGNATED_INITIALIZERS is defined.
17582 (convert_optab_table): Likewise.
17583 (init_optabs): Always call init_insn_codes if
17584 HAVE_DESIGNATED_INITIALIZERS is not defined.
17586 2009-06-09 Ian Lance Taylor <iant@google.com>
17588 * targhooks.c (default_builtin_vectorized_function): Change fn
17589 parameter to unsigned int.
17590 (default_builtin_vectorized_conversion): Change code parameter to
17592 (default_builtin_reciprocal): Change fn parameter to unsigned int.
17593 * targhooks.h: Update declarations.
17594 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
17595 parameter to unsigned int.
17597 * c-typeck.c (comptypes_check_enum_int): New static function.
17598 (comptypes_internal): Add enum_and_int_p parameter. Change all
17600 (comp_target_types): Add location parameter. Change all callers.
17601 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
17602 Change all callers.
17603 (function_types_compatible_p, type_lists_compatible_p): Likewise.
17604 (build_conditional_expr): Add colon_loc parameter. Change all
17606 (convert_for_assignment): Add location parameter. Change all callers.
17607 * c-parser.c (c_parser_conditional_expression): Pass location of
17608 colon to build_conditional_expr.
17609 * c-tree.h (build_conditional_expr): Update declaration.
17611 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17613 * graphite.c: Revert previous patch.
17615 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17618 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
17620 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
17622 * tree-ssa-loop-prefetch.c
17623 (loop_prefetch_arrays): Fixed a portability problem in printf format
17626 2009-06-09 Martin Jambor <mjambor@suse.cz>
17628 PR tree-optimization/40351
17629 * tree-sra.c (propagate_subacesses_accross_link): Check that a
17630 refrence to a potential artifical subaccess can be constructed.
17632 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17634 * config/sh/sh-protos.h (sh_optimization_options): Declare.
17635 (sh_override_options): Likewise.
17636 * config/sh/sh.c: Include params.h.
17637 (sh_optimization_options): New.
17638 (sh_override_options): Likewise.
17639 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
17640 (OVERRIDE_OPTIONS): Use sh_override_options.
17642 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17644 * dwarf2out.c (emit_cfa_remember): New variable.
17645 (add_fde_cfi): If emit_cfa_remember, recurse to add
17646 DW_CFA_remember_state first.
17647 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
17648 instead just set emit_cfa_remember.
17650 2009-06-08 Jan Hubicka <jh@suse.cz>
17653 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
17655 2009-06-08 Jan Hubicka <jh@suse.cz>
17657 PR middle-end/39834
17658 * cgraphunit.c (save_inline_function_body): Do not copy transform
17659 hooks for saved inline bodies.
17660 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
17661 for given function.
17663 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
17665 * jump.c (returnjump_p): Handle delayed branches. Add missing
17668 2009-06-08 Jan Hubicka <jh@suse.cz>
17670 PR middle-end/40102
17671 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
17672 original node might've been modified.
17673 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
17675 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17677 * tree-object-size.c (addr_object_size): Add OSI argument.
17678 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
17679 (compute_builtin_object_size, expr_object_size): Adjust callers.
17680 (plus_stmt_object_size): Call addr_object_size instead of
17681 compute_builtin_object_size.
17683 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17684 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17686 * tree-ssa-loop-prefetch.c
17687 (gather_memory_references): Introduced a counter for the number of
17689 (anything_to_prefetch_p): Introduced a counter for the number of
17691 (is_loop_prefetching_profitable): New function with a cost model
17693 (loop_prefetch_arrays): Use the new cost model to determine if
17694 prefetching is profitable.
17695 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17696 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17697 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17698 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17699 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17700 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17702 2009-06-08 Michael Matz <matz@suse.de>
17705 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17706 partitions use the same.
17707 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17708 for basevars of SSA_NAMEs.
17709 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17710 to not expand them twice.
17711 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17714 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17716 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17717 (fdump-final-insns=, gtoggle): New.
17718 * doc/invoke.texi: Document them.
17719 * final.c (rest_of_clean_state): Dump final insn stream.
17720 * gcc.c (invoke_as): Hook in -fcompare-debug.
17721 (static_spec_functions): Add compare-debug-dump-opt,
17722 compare-debug-self-opt and compare-debug-auxbase-opt.
17723 (compare_debug, compare_debug_second, compare_debug_opt): New.
17724 (switches_debug_check, n_switches_debug_check): New.
17725 (debug_auxbase_opt, debug_check_temp_file): New.
17726 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17728 (do_self_spec): Handle arguments after switches.
17729 (do_spec_1): Add .gk extension to temp file basenames for compare.
17730 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17731 (cc1_options): Use it instead of normal auxbase computation for
17732 the second compare-debug compilation.
17733 (compare_files): New.
17734 (main): Set up and implement compare debug mode.
17735 (compare_debug_dump_opt_spec_function): New.
17736 (compare_debug_self_opt_spec_function): New.
17737 (compare_debug_auxbase_opt_spec_function): New.
17738 * toplev.c (process_options): Handle flag_gtoggle,
17739 flag_dump_final_insns.
17740 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17741 during -fcompare-debug-second compilation.
17743 2009-06-07 Ian Lance Taylor <iant@google.com>
17745 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17746 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17748 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17749 with no default node. Change warning with %H to warning_at.
17750 Don't clear warn_switch around case checking.
17751 * doc/invoke.texi (Warning Options): Clarify distinction between
17752 -Wswitch and -Wswitch-enum.
17754 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17756 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17758 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17760 * gbl-ctors.h: Add header guard.
17762 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17764 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17765 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17766 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17767 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17768 prototypes for removed functions.
17769 (expressions_equal_p): Move to ...
17770 * tree-ssa-sccvn.h: ... here and ...
17771 * matrix-reorg.c: ... adjust includes.
17773 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17775 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17777 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17779 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17780 (finish_function): Remove erroneous whitespace.
17782 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17784 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17785 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17787 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17789 * errors.c (internal_error): Commentary typo fix.
17790 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17791 * tree-ssa-pre.c: Ditto.
17793 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17795 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17796 them is supposed to hold actual statements.
17798 2009-06-06 Ian Lance Taylor <iant@google.com>
17800 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17801 empty statements can now have attributes.
17803 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17805 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17806 * config/mips/mips.md: Ditto.
17808 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17810 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17812 (__eabi_uconvert): Likewise.
17814 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17816 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17817 CFI_* definitions with IN_GCC.
17819 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17821 * xcoffout.h (xcoffout_source_line): Update prototype.
17823 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17825 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17826 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17828 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17830 PR middle-end/40340
17831 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17832 inlined_function_outer_scope_p blocks for artificial inlines
17834 * tree.c (tree_nonartificial_location): Rewrite using
17835 block_nonartificial_location.
17837 2009-06-05 Revital Eres <eres@il.ibm.com>
17838 Leehod Baruch <leehod@il.ibm.com>
17840 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17841 (expand_expr_real_1): Remove comment.
17842 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17843 Vectorize misaligned access when the target supports it.
17844 (vect_supportable_dr_alignment): Check for unaligned access support.
17845 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17848 2009-06-05 Julian Brown <julian@codesourcery.com>
17850 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17851 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17853 2009-06-05 Richard Guenther <rguenther@suse.de>
17856 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17857 as possibly unused.
17859 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17861 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17862 (save_gprs): Don't tell unwinder when a global register is saved.
17863 (s390_emit_epilogue): Emit needed epilogue unwind info.
17865 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17867 * dwarf2out.c (deferred_asm_name): New.
17868 (add_name_and_src_coords_attributes): Defer creation of
17869 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17871 (move_linkage_attr): New.
17872 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17875 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17877 * tree-nested.c (finalize_nesting_tree_1): Declare the
17878 frame_decl in the binding tree.
17880 2009-06-04 Cary Coutant <ccoutant@google.com>
17882 * basic-block.h (struct basic_block_def): Add discriminator field.
17883 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17885 * debug.c (do_nothing_debug_hooks): Add additional entry.
17886 (debug_nothing_int_charstar_int): New function.
17887 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17888 (debug_nothing_int_charstar_int): New declaration.
17889 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17890 discriminator value in .loc directive.
17891 * final.c (last_discriminator): New variable.
17892 (discriminator): New variable.
17893 (final_start_function): Initialize above variables, pass current
17894 discriminator to debug hook.
17895 (notice_source_line): Check for discriminator change.
17896 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17897 * sdbout.c (sdbout_source_line): New parameter.
17898 * tree-cfg.c (struct locus_discrim_map): New structure type.
17899 (discriminator_per_locus): New hash table.
17900 (build_gimple_cfg): Allocate and free discriminator hash table.
17901 (make_edges): Call assign_discriminator.
17902 (locus_map_hash): New function.
17903 (locus_map_eq): New function.
17904 (next_discriminator_for_locus): New function.
17905 (same_line_p): New function.
17906 (assign_discriminator): New function.
17907 (make_cond_expr_edges): Call assign_discriminator.
17908 (make_gimple_switch_edges): Likewise.
17909 (first_non_label_stmt): New function.
17910 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17912 * xcoffout.c (xcoffout_source_line): Add new parameter.
17914 * configure.ac (gcc_cv_as_discriminator): New configury check for
17915 gas support for discriminator.
17916 * configure: Regenerate.
17917 * config.in: Regenerate.
17919 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17921 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17922 val after checking for integers.
17924 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17926 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17928 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17929 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17930 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17931 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17932 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17933 X64_SSE_REGPARM_MAX.
17934 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17935 X64_SSE_REGPARM_MAX.
17937 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17939 * gcc.c (report_times_to_file): New.
17940 (execute): Implement it.
17941 (process_command): Support -time=.
17942 * doc/invoke.texi: Document it.
17944 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17946 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17947 that have value exprs.
17949 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17951 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17952 declarations for constants until...
17953 (dw2_output_indirect_constant_1): ... this point.
17955 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17958 * arm.md (arm_addsi3): Don't try to split an add with an
17959 eliminable register until after reload has completed.
17961 2009-06-03 Ian Lance Taylor <iant@google.com>
17963 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17964 * genattrtab.c (write_length_unit_log): Likewise.
17965 * genchecksum.c (dosum): Likewise.
17966 * gengtype.c (write_rtx_next): Likewise.
17967 (finish_root_table, write_roots): Likewise.
17968 * gimple.c (gimple_ops_offset_): Likewise.
17969 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17970 * config/arc/arc.c (arc_attribute_table): Likewise.
17971 * config/arm/arm.c (arm_attribute_table): Likewise.
17972 * config/avr/avr.c (avr_attribute_table): Likewise.
17973 * config/crx/crx.c (crx_attribute_table): Likewise.
17974 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17975 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17976 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17977 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17978 * config/sh/sh.c (sh_attribute_table): Likewise.
17979 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17980 * config/spu/spu.c (spu_attribute_table): Likewise.
17981 * config/v850/v850.c (v850_attribute_table): Likewise.
17983 * config/alpha/alpha.c (vms_attribute_table): Make static.
17984 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17985 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17986 * config/mips/mips.c (mips_attribute_table): Likewise.
17988 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17990 (cc1-checksum.o): Likewise.
17992 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17994 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17996 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17998 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17999 insn if it is changing sp. Use gen_add3_insn instead of
18000 conditionally gen_addsi3 and gen_adddi3.
18001 (offset_below_red_zone_p): New static inline function.
18002 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
18003 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
18004 * config/rs6000/ppc-asm.h: Include auto-host.h.
18005 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
18006 CFI_RESTORE): Define.
18007 * config/rs6000/crtresxgpr.asm: Add unwind info.
18008 * config/rs6000/crtresxfpr.asm: Likewise.
18009 * config/rs6000/crtresgpr.asm: Likewise.
18010 * config/rs6000/crtresfpr.asm: Likewise.
18011 * config/rs6000/crtsavgpr.asm: Likewise.
18012 * config/rs6000/crtsavfpr.asm: Likewise.
18014 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
18015 argument of DWARF2_FRAME_REG_OUT macros.
18017 2009-06-03 Julian Brown <julian@codesourcery.com>
18019 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
18020 words or less (including TImode) in core registers.
18022 2009-06-03 Richard Guenther <rguenther@suse.de>
18024 PR middle-end/40328
18025 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
18027 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
18029 * statistics.c (statistics_counter_event): Do not record event
18030 in pass dump if its number == -1.
18031 (curr_statistics_hash): Add assert that we never get passes
18032 with static number == -1.
18034 2009-06-03 Richard Guenther <rguenther@suse.de>
18035 Andrey Belevantsev <abel@ispras.ru>
18037 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
18038 non-BLKmode arrays addressable.
18040 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
18042 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
18043 * config/m68k/m68k.h: ... here.
18045 2009-06-03 Martin Jambor <mjambor@suse.cz>
18047 PR tree-optimization/40323
18048 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
18051 2009-06-03 Richard Guenther <rguenther@suse.de>
18053 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18056 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
18058 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18059 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
18060 JUMP_TABLE_DATA_P where applicable.
18061 * config/sh/sh.c: Ditto.
18062 * config/sh/sh.h: Ditto.
18063 * config/sh/sh.md: Ditto.
18064 * config/sh/symbian.c: Ditto.
18066 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
18068 * config/i386/driver-i386.c (describe_cache): Optimize
18069 concatenation of strings. Use snprintf instead of sprintf.
18070 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
18071 target when not compiling with GCC.
18073 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
18075 * config/sh/sh.c: Revert last change.
18076 (sh_expand_epilogue): Emit a blockage insn before the frame
18077 pointer adjustment unconditionally.
18079 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18081 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
18082 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
18083 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
18084 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
18085 to COLLECT_GCC_OPTIONS.
18087 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18089 * collect2.c (target_system_root): New variable.
18090 (main): Handle --sysroot=.
18091 (ignore_library): Strip the sysroot from the library path.
18093 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18095 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
18096 (collect2.o): Depend on collect2-aix.h.
18097 (collect2-aix.o): New rule.
18098 * collect2-aix.h: New file.
18099 * collect2-aix.c: Likewise.
18100 * collect2.c: Include collect2-aix.h. Don't undefine
18101 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
18102 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
18103 Use TARGET_AIX_VERSION instead of _AIX51.
18104 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
18105 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
18106 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
18107 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
18108 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
18110 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18112 * collect2.c (ignore_library): Avoid premature post-increment
18113 and null deference.
18115 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18117 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
18118 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
18119 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
18120 CROSS_DIRECTORY_STRUCTURE too.
18121 (LINK_LIBG_SPEC): Likewise.
18122 (LIB_SPEC): Add %R to sysroot paths.
18123 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
18124 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
18125 * config/rs6000/aix51.h: As for aix43.h.
18126 * config/rs6000/aix52.h: Likewise.
18127 * config/rs6000/aix53.h: Likewise.
18128 * config/rs6000/aix61.h: Likewise.
18129 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
18130 to the beginning of sysroot paths.
18132 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18134 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
18135 INSN_LISTs that are out of the REG_NOTE range.
18137 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18139 * loop-unroll.c (struct iv_to_split): Add pointer to next.
18140 (struct var_to_expand): Likewise.
18141 (struct opt_info): Add head and tail for linked lists of the above.
18142 (analyze_insn_to_expand_var): Initialize next.
18143 (analyze_iv_to_split_insn): Likewise.
18144 (analyze_insns_in_loop): Create linked lists.
18145 (allocate_basic_variable): Simplify for use without hash table.
18146 (insert_var_expansion_initialization): Likewise, make it type-safer.
18147 (combine_var_copies_in_loop_exit): Likewise.
18148 (apply_opt_in_copies): Walk lists rather than hash tables.
18149 (release_var_copies): Simplified and inlined by hand into...
18150 (free_opt_info): ... this function.
18152 2009-06-02 Richard Guenther <rguenther@suse.de>
18154 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18157 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18159 * cfgexpand.c (gimple_expand_cfg): Discard the source location
18160 only for builtins that are not overridden.
18162 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18164 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
18167 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18169 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
18171 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18173 * combine.c (move_deaths): Compare LUIDs within the same BB only.
18175 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18177 * common.opt (fdump-unnumbered-links): New.
18178 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
18179 * print-rtl.c (flag_dump_unnumbered_links): New.
18180 (print_rtx): Test it.
18182 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
18184 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
18185 push/pop multiple to 8-byte alignment.
18187 2009-06-01 Jakub Jelinek <jakub@redhat.com>
18189 * config/i386/i386.c (queued_cfa_restores): New static variable.
18190 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
18192 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
18193 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
18194 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
18195 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
18196 note unconditionally.
18197 (ix86_emit_restore_regs_using_mov): Likewise.
18198 (ix86_emit_restore_sse_regs_using_mov): Likewise.
18199 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
18200 it through to ix86_emit_restore_reg_using_pop.
18201 (ix86_emit_leave): Add RED_OFFSET argument. Call
18202 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
18203 instead of adding REG_CFA_OFFSET note unconditionally.
18204 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
18205 the above functions. Call ix86_add_queued_cfa_restore_notes when
18208 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
18209 force output of the label even for dwarf2out_do_cfi_asm.
18210 (add_fde_cfi): If -g2 and above and cfi might change CFA,
18211 force creation of CFI label and chain DW_CFA_set_loc jumping to it
18212 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
18214 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
18215 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
18216 dwarf2out_cfi_label callers.
18217 * tree.h (dwarf2out_cfi_label): Adjust prototype.
18218 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
18219 Adjust dwarf2out_cfi_label callers.
18220 * config/vax/vax.c (vax_output_function_prologue): Likewise.
18222 * config/i386/i386.h (struct machine_cfa_state,
18223 struct machine_function): Guard with ifndef USED_FOR_TARGET
18224 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
18227 * emutls.c (__emutls_get_address): Change arr->size to mean number
18228 of allocated arr->data entries instead of # of slots + 1.
18230 PR middle-end/40316
18231 * recog.c (peep2_reinit_state): New function.
18232 (peephole2_init_state): Use it at the end of a basic block and also
18233 when seeing a RTX_FRAME_RELATED_P insn.
18235 2009-06-01 Steve Ellcey <sje@cup.hp.com>
18237 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
18238 fixuns_truncrfdi2): New.
18239 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
18240 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
18241 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
18242 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
18243 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
18244 *recip_approx): Remove.
18245 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
18246 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
18247 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
18249 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
18252 2009-06-01 Ian Lance Taylor <iant@google.com>
18254 * attribs.c (register_attribute): Use CONST_CAST.
18255 * collect2.c (main): Use CONST_CAST2.
18256 (scan_prog_file): Likewise.
18257 * gcc.c (process_command, main): Likewise.
18258 * toplev.c (toplev_main): Likewise.
18260 * c-typeck.c (handle_warn_cast_qual): New static function,
18261 partially broken out of build_c_cast.
18262 (build_c_cast): Call handle_warn_cast_qual.
18263 * doc/invoke.texi (Warning Options): Document new effect of
18266 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
18268 * diagnostic.c (diagnostic_build_prefix): Always print columns.
18269 (diagnostic_report_current_module): Print columns.
18270 * common.opt (flag_show_column): Enable by default.
18272 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
18274 * alias.c (find_base_term): Check for NULL term before returning.
18276 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18278 Revert due to PR40320:
18279 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18280 * calls.c (emit_library_call_value_1): Don't force_operand for move
18283 2009-06-01 Olivier Hainque <hainque@adacore.com>
18284 Eric Botcazou <ebotcazou@adacore.com>
18286 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
18287 to be processed as a bitfield for constructor output purposes.
18288 * output.h (initializer_constant_valid_for_bitfield_p): Declare
18290 * varasm.c (oc_local_state): New type, output_constructor
18291 local state to support communication with helpers.
18292 (oc_outer_state): New type, output_constructor outer state of
18293 relevance in recursive calls.
18294 (output_constructor_array_range): New output_constructor helper,
18295 extracted code for an array range element.
18296 (output_constructor_regular_field): New output_constructor helper,
18297 extracted code for an element that is not a bitfield.
18298 (output_constructor_bitfield): New output_constructor helper,
18299 extracted code for a bitfield element. Accept an OUTER state
18300 argument for recursive processing. Recurse on record or array
18301 CONSTRUCTOR values, possibly past noop conversions.
18302 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
18303 VALUE is a valid constant-valued expression for use in a static
18304 bit-field initializer.
18305 (output_constructor): Rework to use helpers. Accept and honor an
18306 OUTER state argument for recursive calls. Return total size. Be
18307 prepared for nested constructors initializing bitfields.
18308 (output_constant): Feed OUTER in calls to output_constructor.
18310 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18312 * calls.c (emit_library_call_value_1): Don't force_operand for move
18315 2009-06-01 Nick Clifton <nickc@redhat.com>
18317 * doc/invoke.texi (IA-64 Options): Fix typo.
18319 2009-06-01 Ira Rosen <irar@il.ibm.com>
18321 PR tree-optimization/39129
18322 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
18324 (vect_do_peeling_for_loop_bound): Use
18325 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18326 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18327 (vect_loop_versioning): Likewise.
18328 (vect_create_cond_for_alias_checks): Fix indentation.
18329 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
18331 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
18332 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
18333 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
18334 "control flow in loop".
18335 (vect_estimate_min_profitable_iters): Use
18336 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18337 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18338 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
18339 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
18340 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
18341 statement belongs to a group of strided accesses with the exact code
18343 (vectorizable_load): Likewise.
18344 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
18345 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18347 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
18349 * config/freebsd-stdint.h: New file.
18350 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
18351 Add freebsd-stdint.h to tm_file.
18353 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
18355 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
18356 (thumb2_extendhidi2): Likewise.
18358 2009-05-31 Ian Lance Taylor <iant@google.com>
18360 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
18362 2009-05-31 Ian Lance Taylor <iant@google.com>
18364 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
18365 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
18366 (ipa-reference.o): Depend upon gt-ipa-reference.h.
18368 2009-05-31 Jason Merrill <jason@redhat.com>
18370 * tree-pretty-print.c (print_call_name): Take the callee, not the
18371 call itself. Make non-static. Use dump_function_name for functions.
18372 (dump_generic_node): Adjust.
18373 * diagnostic.h: Declare print_call_name.
18374 * gimple-pretty-print.c (dump_gimple_call): Use it.
18376 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18378 * config/sh/sh.md (ashldi3_std): New define_expand.
18381 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18384 * config/sh/sh.c: Include debug.h.
18385 (sh_expand_epilogue): Emit a blockage insn before the frame
18386 pointer adjustment also when dwarf2out_do_frame returns true.
18388 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
18390 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
18391 (thumb2_extendqidi2): New pattern.
18393 2009-05-31 Ira Rosen <irar@il.ibm.com>
18395 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
18396 mark phis for renaming.
18397 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
18398 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
18399 Call mark_sym_for_renaming.
18400 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
18401 * tree-vect-loop.c (vect_transform_loop): Remove
18402 vect_memsyms_to_rename initialization and a call to
18403 mark_set_for_renaming.
18405 2009-05-31 Jakub Jelinek <jakub@redhat.com>
18407 PR middle-end/40304
18408 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
18409 frame related even if !set_cfa && style < 0.
18411 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
18413 * config/i386/mingw-tls.c: New file.
18414 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
18415 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
18416 defining _WIN32 but not __CYGWIN__.
18418 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18420 * configure.ac: Add MPC support.
18422 * config.in, configure: Regenerate.
18424 2009-05-29 Richard Henderson <rth@redhat.com>
18426 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
18427 NOTE_INSN_BASIC_BLOCK.
18428 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
18429 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
18430 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
18432 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
18434 (add_cfi): Disable check redefining cfa away from drap.
18435 (lookup_cfa_1): Add remember argument; handle remember/restore.
18436 (lookup_cfa): Pass remember argument.
18437 (cfa_remember): New.
18438 (compute_barrier_args_size_1): Remove sibcall check.
18439 (dwarf2out_frame_debug_def_cfa): New.
18440 (dwarf2out_frame_debug_adjust_cfa): New.
18441 (dwarf2out_frame_debug_cfa_offset): New.
18442 (dwarf2out_frame_debug_cfa_register): New.
18443 (dwarf2out_frame_debug_cfa_restore): New.
18444 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
18445 (dwarf2out_begin_epilogue): New.
18446 (dwarf2out_frame_debug_restore_state): New.
18447 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
18448 DW_CFA_restore_state.
18449 (output_cfi_directive): Likewise.
18450 (convert_cfa_to_fb_loc_list): Likewise.
18451 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
18452 * dwarf2out.h: Update.
18453 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
18454 (copy_insn_1): Early out for null.
18455 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
18456 and dwarf2out_frame_debug_restore_state.
18457 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
18458 (prologue_insn_hash, epilogue_insn_hash): New.
18459 (free_after_compilation): Adjust freeing accordingly.
18460 (record_insns): Create hash table if needed; push insns into
18461 hash instead of array.
18462 (maybe_copy_epilogue_insn): New.
18463 (contains): Search hash table instead of array.
18464 (sibcall_epilogue_contains): Remove.
18465 (thread_prologue_and_epilogue_insns): Split eh_return insns
18466 and mark them as epilogues.
18467 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
18468 scanning in terms of basic blocks.
18469 * insn-notes.def (CFA_RESTORE_STATE): New.
18470 * jump.c (returnjump_p_1): Accept EH_RETURN.
18471 (eh_returnjump_p_1, eh_returnjump_p): New.
18472 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
18473 CFA_REGISTER, CFA_RESTORE): New.
18474 * rtl.def (EH_RETURN): New.
18475 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
18477 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
18478 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
18480 * config/i386/i386.c (gen_push): Update cfa state.
18481 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
18482 add a CFA_ADJUST_CFA note.
18483 (ix86_dwarf_handle_frame_unspec): Remove.
18484 (ix86_expand_prologue): Update cfa state.
18485 (ix86_emit_restore_reg_using_pop): New.
18486 (ix86_emit_restore_regs_using_pop): New.
18487 (ix86_emit_leave): New.
18488 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
18489 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
18490 * config/i386/i386.h (struct machine_cfa_state): New.
18491 (ix86_cfa_state): New.
18492 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
18493 (eh_return_internal): Merge from eh_return_<mode>,
18494 use eh_return rtx, split w/ epilogue.
18496 2009-05-29 Ian Lance Taylor <iant@google.com>
18498 * builtins.c (validate_gimple_arglist): Don't use va_arg with
18500 * calls.c (emit_library_call_value_1): Likewise.
18502 * c-typeck.c (c_build_va_arg): New function.
18503 * c-tree.h (c_build_va_arg): Declare.
18504 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
18505 instead of build_va_arg.
18507 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
18509 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
18510 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
18511 (ptr_difference_cost): Use affine combinations to compute it.
18512 (difference_cost): Likewise.
18513 (get_computation_cost_at): Compute more accurate cost for addresses
18514 if the ratio is a multiplier allowed in addresses.
18515 For non-addresses, consider that an additional offset or symbol is
18518 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18520 * config/i386/i386.c (ix86_decompose_address): Avoid useless
18521 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
18523 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
18524 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
18525 (prefix_rex): For UNIT_MMX don't imply the prefix by default
18527 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
18528 to 1 for TYPE_SSE{IADD1,CVT1}.
18529 (prefix_vex_imm8): Removed.
18530 (length_vex): Only pass 1 as second argument to
18531 ix86_attr_length_vex_default if prefix_extra is 0.
18532 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
18533 (length): For prefix vex computation use length_immediate
18534 attribute instead of prefix_vex_imm8.
18535 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
18536 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
18537 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
18538 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
18539 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
18540 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
18541 a space in between the operands.
18542 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
18543 if one operand is 0xff and the other one si, di, bp or sp.
18544 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
18545 other one si, di, bp or sp.
18546 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
18547 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
18548 type and mode attributes.
18549 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
18550 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
18551 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
18552 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
18553 prefix_data16 attribute iff MODE_DF.
18554 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
18555 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
18556 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
18557 constm128_operand in length_immediate computation.
18558 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
18559 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
18560 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
18561 length_immediate attribute to 1.
18562 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
18563 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
18564 for certain alternatives.
18565 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
18566 prefix_data16 attribute if MODE_V1DF.
18567 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
18568 length_immediate to 1.
18569 (set_got_rex64, set_rip_rex64): Remove length attribute, set
18570 length_address to 4, set mode attribute to MODE_DI.
18571 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
18572 (fxam<mode>2_i387): Set length attribute to 4.
18573 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
18574 *prefetch_3dnow_rex): Override length_address attribute.
18575 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
18577 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
18578 (constm128_operand): Removed.
18579 * config/i386/i386.c (memory_address_length): For
18580 disp && !index && !base in 64-bit mode account for SIB byte if
18581 print_operand_address can't optimize disp32 into disp32(%rip)
18582 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
18583 for fs: or gs: segment.
18584 (ix86_attr_length_immediate_default): When checking if shortform
18585 is possible, truncate immediate to the length of the non-shortened
18587 (ix86_attr_length_address_default): Ignore MEM_P operands
18589 (ix86_attr_length_vex_default): Only check for DImode on
18590 GENERAL_REG_P operands.
18591 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
18592 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
18593 (sse_cvttps2pi): Clear prefix_rep attribute.
18594 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
18596 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
18597 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
18598 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
18599 iff operand 2 is const_int_operand.
18600 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
18601 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
18602 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
18604 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
18606 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
18607 prefix_data16 attribute for movlpd and movhpd instructions.
18608 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
18609 length_immediate for shufpd instruction.
18610 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
18611 (avx_cmpp<avxmodesuffixf2c><mode>3,
18612 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
18613 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
18614 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
18615 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
18616 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
18617 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
18618 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
18619 prefix_data16 attribute for the first alternative to 1.
18620 (*avx_loadlps): Override length_immediate for the first alternative.
18621 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
18622 attributes for second alternative.
18623 (*vec_concatv2sf_sse4_1): Override length_immediate and
18624 prefix_data16 attributes for second alternative.
18625 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
18626 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
18627 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
18628 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
18629 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
18630 prefix_data16 and length_immediate to 1.
18631 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
18633 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
18634 prefix_extra attribute for variants that don't have 0f prefix alone.
18635 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
18636 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
18637 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
18638 *sse4_1_pextrd): Set length_immediate to 1.
18639 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
18640 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
18642 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
18643 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
18644 length_immediate to 1 for second alternative.
18645 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
18646 prefix_extra and length_immediate attributes for the first
18648 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
18650 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
18651 to 1 for the first and third alternative.
18652 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
18654 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
18656 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
18658 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
18659 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
18660 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
18661 *avx_psign<mode>3): Set prefix_extra attribute to 1.
18662 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
18663 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
18664 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
18665 ssse3_psign<mode>3): Override prefix_rex attribute.
18666 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
18667 (ssse3_palignrti): Override length_immediate to 1.
18668 (ssse3_palignrdi): Override length_immediate to 1, override
18669 prefix_rex attribute.
18670 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
18671 (sse4a_extrqi): Override length_immediate to 2.
18672 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
18673 (sse4a_insertq): Override prefix_data16 to 0.
18674 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
18675 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
18676 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
18677 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
18678 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
18679 and length_immediate to 1.
18680 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
18681 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
18682 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18683 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18684 and length_immediate to 1.
18685 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18686 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18687 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18688 avx_ptest256): Override prefix_extra to 1.
18689 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18690 Override prefix_data16 and length_immediate to 1.
18691 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18692 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18693 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18694 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18695 prefix_data16 to 0 and prefix_extra to 2.
18696 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18697 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18699 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18700 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18701 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18702 and prefix_extra to 2.
18703 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18704 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18705 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18706 avx_vpermilvar<mode>3,
18707 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18708 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18709 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18710 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18711 Override prefix_extra to 1.
18712 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18713 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18714 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18715 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18716 prefix_extra and length_immediate to 1.
18717 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18719 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18720 to 1 for the first alternative.
18721 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18722 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18724 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18725 *movv2sf_internal_avx, *movv2sf_internal): Override
18726 prefix_rep attribute for certain alternatives.
18727 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18728 attributes for certain alternatives.
18729 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18730 attributes for certain alternatives.
18731 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18732 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18733 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18734 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18735 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18736 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18737 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18738 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18739 length_immediate to 1 if operand 2 is const_int_operand.
18740 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18741 *vec_extractv2si_1): Set length_immediate attribute to 1.
18742 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18743 using old 3DNOW insn rather than SSE/3DNOW_A.
18744 (mmx_emms, mmx_femms): Clear modrm attribute.
18746 2009-05-29 Martin Jambor <mjambor@suse.cz>
18748 * tree-sra.c: New implementation of SRA.
18750 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18751 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18752 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18753 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18754 (SRA_MAX_STRUCTURE_COUNT): Removed.
18755 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18756 * doc/invoke.texi (sra-max-structure-size): Removed.
18757 (sra-field-structure-ratio): Removed.
18759 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18761 PR middle-end/40291
18762 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18765 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18767 PR rtl-optimization/40101
18768 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18769 seqno. Adjust comment.
18770 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18771 inserting bookkeeping before a jump, the jump is not scheduled.
18772 When no positive seqno found, provide a value. Add comment.
18774 2009-05-29 Richard Guenther <rguenther@suse.de>
18776 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18777 short-cutting on the first component.
18779 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18781 PR middle-end/39958
18782 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18783 for trees other than decls/types.
18785 2009-05-29 Richard Guenther <rguenther@suse.de>
18787 * tree-ssa-operands.c (get_expr_operands): Do not handle
18788 INDIRECT_REFs in the handled-component case. Remove
18789 unused get_ref_base_and_extent case.
18790 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18791 tree_low_cst and host_integerp where possible.
18792 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18793 codes for equivalence.
18794 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18796 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18798 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18799 to tmake_file for i[34567]86-*-cygwin*.
18801 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18804 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18805 (altivec_categorize_keyword, init_vector_keywords,
18806 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18809 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18811 * tree.c (handle_dll_attribute): Check if node is
18812 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18814 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18816 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18818 (thumb2_zero_extendqidi2): Likewise.
18820 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18822 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18823 instead of gen_movrt.
18824 * config/sh/sh.md (movrt): Remove.
18826 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18828 * doc/invoke.texi (IA-64 Options):
18829 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18830 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18831 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18832 -msched-prefer-non-control-spec-insns,
18833 -msched-stop-bits-after-every-cycle,
18834 -msched-count-spec-in-critical-path,
18835 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18836 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18837 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18838 and -msched-spec-verbose.
18840 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18842 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18843 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18845 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18847 2009-05-28 Richard Guenther <rguenther@suse.de>
18849 * tree-ssa-alias.c (ao_ref_init): New function.
18850 (ao_ref_base): Likewise.
18851 (ao_ref_base_alias_set): Likewise.
18852 (ao_ref_alias_set): Likewise.
18853 (refs_may_alias_p_1): Change signature.
18854 (refs_may_alias_p): Adjust.
18855 (refs_anti_dependent_p): Likewise.
18856 (refs_output_dependent_p): Likewise.
18857 (call_may_clobber_ref_p_1): Change signature.
18858 (call_may_clobber_ref_p): Adjust.
18859 (stmt_may_clobber_ref_p_1): New function split out from ...
18860 (stmt_may_clobber_ref_p): ... here.
18861 (maybe_skip_until): Adjust signature.
18862 (get_continuation_for_phi): Likewise.
18863 (walk_non_aliased_vuses): Likewise.
18864 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18865 (ao_ref_init): Declare.
18866 (ao_ref_base): Likewise.
18867 (ao_ref_alias_set): Likewise.
18868 (stmt_may_clobber_ref_p_1): Likewise.
18869 (walk_non_aliased_vuses): Adjust.
18870 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18871 (get_ref_from_reference_ops): remove.
18872 (vn_reference_lookup_2): Adjust signature.
18873 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18874 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18875 (vn_reference_lookup): Adjust.
18876 (vn_reference_insert): Likewise.
18877 (vn_reference_insert_pieces): Adjust signature.
18878 (visit_reference_op_call): Adjust.
18879 * tree-ssa-pre.c (get_expr_type): Simplify.
18880 (phi_translate_1): Adjust.
18881 (compute_avail): Likewise.
18882 (translate_vuse_through_block): Do not re-build trees.
18883 (value_dies_in_block_x): Likewise.
18884 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18886 (vn_reference_lookup_pieces): Adjust declaration.
18887 (vn_reference_insert_pieces): Likewise.
18889 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18891 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18892 with checking disabled.
18894 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18898 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18899 macro definition for support of three-operand format aligned
18900 .comm directive in assembler on cygwin/pe/mingw target OS.
18901 * configure: Regenerate.
18902 * config.h: Regenerate.
18904 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18905 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18906 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18908 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18909 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18911 2009-05-28 Ira Rosen <irar@il.ibm.com>
18913 PR tree-optimization/40254
18914 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18915 in analysis of basic blocks.
18917 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18919 PR middle-end/33699
18920 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18921 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18922 (TARGET_INITIALIZER): Use it.
18923 * cse.c (CHEAPER): Move it up to the other macros.
18924 (insert): Rename this ...
18925 (insert_with_costs): ... to this. Add cost parameters. Update
18927 (insert): New function. Call insert_with_costs.
18928 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18929 find_reg_offset_for_const, try_const_anchors): New functions.
18930 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18931 when using a const-anchor. Call insert_const_anchors.
18932 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18933 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18935 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18937 * tree-inline.c (remap_decls): Enable nonlocalized variables
18938 when not optimizing.
18940 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18942 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18943 Simplify other tests involving optimize.
18945 2009-05-27 Tom Tromey <tromey@redhat.com>
18947 * unwind-dw2.c (_Unwind_DebugHook): New function.
18948 (uw_install_context): Call _Unwind_DebugHook.
18950 2009-05-27 Tom Tromey <tromey@redhat.com>
18952 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18954 2009-05-27 Ian Lance Taylor <iant@google.com>
18956 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18957 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18958 (ALL_LINKERFLAGS): Define.
18959 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18960 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18961 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18962 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18963 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18964 $(LINKER_FOR_BUILD).
18965 (build/gcov-iov$(build_exeext)): Likewise.
18967 2009-05-27 Julian Brown <julian@codesourcery.com>
18969 * gcse.c (target.h): Include.
18970 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18971 copy of argument to a pseudo register.
18973 2009-05-27 Diego Novillo <dnovillo@google.com>
18975 * tree-ssa-live.c (dump_scope_block): Document arguments.
18976 (dump_scope_blocks): Document.
18977 (debug_scope_blocks): New.
18978 * tree-flow.h (debug_scope_blocks): Declare.
18980 2009-05-21 Denis Chertykov <denisc@overta.ru>
18982 * doc/contrib.texi (Contributors): Add myself to the list.
18984 2009-05-27 Olivier Hainque <hainque@adacore.com>
18986 * expr.c (target_align): New function. Alignment the TARGET of an
18987 assignment may be assume to have.
18988 (highest_pow2_factor_for_target): Use it instead of relying on
18989 immediate tree attributes of TARGET, not necessarily honored when
18990 intermediate bitfields are involved.
18992 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18995 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18996 AVX, SSE4, AES, PCLMUL and POPCNT.
18998 2009-05-27 Diego Novillo <dnovillo@google.com>
19000 * tree-pretty-print.c (dump_location): New.
19001 (dump_generic_node): Call it.
19002 Factor code to handle BLOCK nodes ...
19003 (dump_block_node): ... here.
19005 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
19007 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
19009 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
19011 * gcc-plugin.h: Include config.h and system.h.
19012 (IN_GCC): Define if not defined.
19014 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
19016 PR middle-end/40249
19017 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
19020 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
19022 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
19024 * config/m32r/m32r.h: Ditto.
19025 * config/m32r/m32r.md: Ditto.
19026 * config/m32r/predicates.md: Ditto.
19028 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
19030 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
19032 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
19035 (Loading plugins): typo.
19036 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
19037 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19038 (Interacting with the GCC Garbage Collector): Added new section.
19039 (Giving information about a plugin): Added new section for
19041 * ggc.h (ggc_register_root_tab): Added declaration.
19042 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
19043 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
19044 (register_callback): Improved comment in declaration.
19045 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
19046 (extra_root_vec) Added static variable for dynamic roots registration.
19047 (ggc_register_root_tab) Added new routine.
19048 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
19049 PLUGIN_GGC_MARKING event.
19050 * ggc-zone.c: Include plugin.h.
19051 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19052 * ggc-page.c: Include plugin.h.
19053 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19054 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
19055 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
19056 (register_callback): check lack of callbacks for
19057 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
19058 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
19059 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
19060 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19061 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
19062 dependency on plugin.h.
19063 (plugin.o): Added dependency on ggc.h...
19065 2009-05-26 Richard Guenther <rguenther@suse.de>
19067 PR middle-end/40248
19069 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19070 with mismatched comparison modes.
19072 * expr.c (expand_expr_real_1): Expand the operand of a
19073 VIEW_CONVERT_EXPR in its natural mode.
19075 2009-05-26 Ian Lance Taylor <iant@google.com>
19077 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
19078 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
19079 (ALL_COMPILERFLAGS): Define.
19080 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
19081 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19082 (collect2$(exeext), collect2.o): Likewise.
19083 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
19084 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
19085 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
19086 (libbackend.o, intl.o, cppdefault.o): Likewise.
19087 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19088 (build/%.o): Use $(COMPILER_FOR_BUILD).
19089 (build/gen%$(build_exeext)): Likewise.
19090 (build/gcov-iov$(build_exeext)): LIkewise.
19091 * config/t-darwin (darwin.o): Use $(COMPILER).
19092 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
19093 * config/t-sol2 (sol2-c.o): Likewise.
19094 (sol2.o): Likewise.
19095 * config/t-vxworks (vxworks.o): Likewise.
19096 * config/x-darwin (host-darwin.o): Likewise.
19097 * config/x-hpux (host-hpux.o): Likewise.
19098 * config/x-linux (host-linux.o): Likewise.
19099 * config/x-solaris (host-solaris.o): Likewise.
19100 * config/alpha/x-alpha (driver-alpha.o): Likewise.
19101 * config/arm/t-arm (arm-c.o): Likewise.
19102 * config/arm/t-pe (pe.o): Likewise.
19103 * config/arm/t-wince-pe (pe.o): Likewise.
19104 * config/i386/t-cygming (winnt.o): Likewise.
19105 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
19106 * config/i386/t-cygwin (cygwin1.o): Likewise.
19107 (cygwin2.o): Likewise.
19108 * config/i386/t-i386 (i386-c.o): Likewise.
19109 * config/i386/t-interix (winnt.o): Likewise.
19110 * config/i386/t-netware (netware.o): Likewise.
19111 * config/i386/t-nwld (nwld.o): Likewise.
19112 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
19113 * config/i386/x-i386 (driver-i386.o): Likewise.
19114 * config/i386/x-cygwin (host-cygwin.o): Likewise.
19115 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
19116 * config/ia64/t-ia64 (ia64-c.o): Likewise.
19117 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
19118 * config/mips/x-native (driver-native.o): Likewise.
19119 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
19120 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
19121 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
19122 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
19123 * config/score/t-score-elf (score7.o): Likewise.
19124 (score3.o): Likewise.
19125 * config/sh/t-sh (sh-c.o): Likewise.
19126 * config/sh/t-symbian (sh-c.o): Likewise.
19127 (symbian.o): Likewise.
19128 * config/spu/t-spu-elf (spu-c.o): Likewise.
19129 * config/v850/t-v850 (v850-c.o): Likewise.
19130 * config/v850/t-v850e (v850-c.o): Likewise.
19132 2009-05-26 Richard Guenther <rguenther@suse.de>
19134 PR tree-optimization/40122
19135 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
19136 VECTOR_CSTs if possible.
19137 (fold_gimple_assign): Likewise.
19139 2009-05-26 Richard Guenther <rguenther@suse.de>
19141 PR middle-end/40252
19142 * fold-const.c (fold_binary): Use the correct types for building
19145 2009-05-26 Richard Guenther <rguenther@suse.de>
19147 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
19148 redundant calls to merge_alias_info.
19149 (bump_vector_ptr): Likewise.
19150 * tree-ssa-copy.c (merge_alias_info): Remove.
19151 (replace_exp_1): Remove call to merge_alias_info.
19152 (propagate_tree_value): Likewise.
19153 (fini_copy_prop): Propagate points-to info.
19154 * tree-flow.h (merge_alias_info): Remove.
19156 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19158 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
19160 2009-05-25 Jan Hubicka <jh@suse.cz>
19162 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19163 * cgraph.h (struct inline_summary): New filed self_wize,
19164 size_inlining_benefit, self_time and time_inlining_benefit.
19165 (struct cgraph_global_info): Replace insns by time ans size fields.
19166 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19167 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19168 (ipcp_update_callgraph): Do not touch function bodies.
19169 * ipa-inline.c: Include except.h
19170 (MAX_TIME): New constant.
19171 (overall_insns): Remove.
19172 (leaf_node_p): New.
19173 (overall_size, max_benefit): New static variables.
19174 (cgraph_estimate_time_after_inlining): New function.
19175 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19176 (cgraph_clone_inlined_nodes): Update size.
19177 (cgraph_mark_inline_edge): Update size.
19178 (cgraph_estimate_growth): Use size info.
19179 (cgraph_check_inline_limits): Check size.
19180 (cgraph_default_inline_p): Likewise.
19181 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19182 (cgraph_decide_recursive_inlining): Check size.
19183 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19185 (cgraph_decide_inlining): Likewise.
19186 (cgraph_decide_inlining_incrementally): Likewise; honor
19187 PARAM_EARLY_INLINING_INSNS.
19188 (likely_eliminated_by_inlining_p): New predicate.
19189 (estimate_function_body_sizes): New function.
19190 (compute_inline_parameters): Use it.
19191 * except.c (must_not_throw_labels): New function.
19192 * except.h (must_not_throw_labels): Declare.
19193 * tree-inline.c (init_inline_once): Kill inlining_weigths
19194 * tree-ssa-structalias.c: Avoid uninitialized warning.
19195 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19196 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19197 (PARAM_INLINE_CALL_COST): Remove.
19198 (PARAM_EARLY_INLINING_INSNS): New.
19200 2009-05-25 Richard Guenther <rguenther@suse.de>
19202 PR tree-optimization/36327
19203 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
19204 callback for reference translation or lookup at the point of may-defs.
19205 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
19206 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
19207 for union COMPONENT_REFs.
19208 (vn_reference_lookup_3): New callback. Lookup from memset
19209 and CONSTRUCTOR assignment, translate through struct copies.
19210 (vn_reference_lookup_pieces): Make sure to not free the
19211 passed operands array. Adjust walk_non_aliased_vuses call.
19212 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
19213 make sure we do not leak memory.
19215 2009-05-25 Richard Guenther <rguenther@suse.de>
19217 * tree-ssa-alias.h (dump_points_to_solution): Declare.
19218 * tree-inline.c (expand_call_inline): Reset the escaped and
19219 callused solutions.
19220 * tree-ssa-structalias.c (pass_build_ealias): New.
19221 * tree-pass.h (pass_build_ealias): Declare.
19222 * passes.c (init_optimization_passes): Add PTA during
19223 early optimizations.
19224 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
19225 and CALLUSED solutions.
19226 (dump_points_to_solution): New function, split out from ...
19227 (dump_points_to_info_for): ... here.
19228 * tree-parloops.c (parallelize_loops): Reset the escaped and
19229 callused solutions.
19231 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19234 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
19235 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
19237 2009-05-25 Ira Rosen <irar@il.ibm.com>
19239 PR tree-optimization/40238
19240 * tree-vect-stmts.c (vect_init_vector): Insert initialization
19241 statements after basic block's labels.
19242 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
19243 to free the allocated memory.
19245 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
19247 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
19248 return address with a USE.
19250 2009-05-24 Richard Guenther <rguenther@suse.de>
19252 PR middle-end/40233
19253 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
19254 array type from the main variant of the inner type.
19256 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19258 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
19259 definition to bool (from int) to un-break build.
19260 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
19262 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
19264 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
19265 discard_stmt_changes): Delete.
19266 * tree-ssa-operands.c (scb_stack): Delete.
19267 (init_ssa_operands): Do not initialize it.
19268 (fini_ssa_operands): Do not free it.
19269 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
19271 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
19272 update_stmt, remove the others. Fix comments.
19273 * tree-dfa.c (optimize_stack_restore): Likewise.
19274 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
19275 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
19276 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
19277 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
19279 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
19280 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
19281 (dom_opt_finalize_block): Likewise, adjusting access to
19283 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
19284 (stmts_to_rescan): Change item type to gimple.
19285 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
19287 2009-05-24 Ira Rosen <irar@il.ibm.com>
19289 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
19290 * tree-pass.h (pass_slp_vectorize): New pass.
19291 * params.h (SLP_MAX_INSNS_IN_BB): Define.
19292 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
19293 * tree-vectorizer.c (timevar.h): Include.
19294 (user_vect_verbosity_level): Declare.
19295 (vect_location): Fix comment.
19296 (vect_set_verbosity_level): Update user_vect_verbosity_level
19297 instead of vect_verbosity_level.
19298 (vect_set_dump_settings): Add an argument. Ignore user defined
19299 verbosity if dump flags require higher level of verbosity. Print to
19300 stderr only for loop vectorization.
19301 (vectorize_loops): Update call to vect_set_dump_settings.
19302 (execute_vect_slp): New function.
19303 (gate_vect_slp): Likewise.
19304 (struct gimple_opt_pass pass_slp_vectorize): New.
19305 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
19306 access its members.
19307 (vec_info_for_bb): New function.
19308 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
19309 (VECTORIZATION_ENABLED): New macro.
19310 (SLP_ENABLED, SLP_DISABLED): Likewise.
19311 (vect_is_simple_use): Add bb_vec_info argument.
19312 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
19313 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
19314 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
19315 vect_schedule_slp, vect_analyze_slp): Likewise.
19316 (vect_analyze_stmt): Add slp_tree argument.
19317 (find_bb_location): Declare.
19318 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19319 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
19320 (vect_analyze_loop_operations, vect_analyze_loop,
19321 get_initial_def_for_induction, vect_create_epilog_for_reduction,
19322 vect_finalize_reduction, vectorizable_reduction,
19323 vectorizable_live_operation, vect_transform_loop): Likewise.
19324 * tree-data-ref.c (dr_analyze_innermost): Update comment,
19325 skip evolution analysis if analyzing a basic block.
19326 (dr_analyze_indices): Likewise.
19327 (initialize_data_dependence_relation): Skip the test whether the
19328 object is invariant for basic blocks.
19329 (compute_all_dependences): Skip dependence analysis for data
19330 references in basic blocks.
19331 (find_data_references_in_stmt): Don't fail in case of invariant
19332 access in basic block.
19333 (find_data_references_in_bb): New function.
19334 (find_data_references_in_loop): Move code to
19335 find_data_references_in_bb and add a call to it.
19336 (compute_data_dependences_for_bb): New function.
19337 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
19338 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
19340 (vect_analyze_data_ref_dependence): Check for interleaving in case of
19341 unknown dependence in basic block and fail in case of dependence in
19343 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
19344 dependence instances from either loop or basic block vectorization
19346 (vect_compute_data_ref_alignment): Check if it is loop vectorization
19347 before calling nested_in_vect_loop_p.
19348 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
19349 dependence instances from either loop or basic block vectorization
19351 (vect_verify_datarefs_alignment): Likewise.
19352 (vect_enhance_data_refs_alignment): Adjust function calls.
19353 (vect_analyze_data_refs_alignment): Likewise.
19354 (vect_analyze_group_access): Fix printing. Skip different checks if
19355 DR_STEP is 0. Keep strided stores either in loop or basic block
19356 vectorization data structure. Fix indentation.
19357 (vect_analyze_data_ref_access): Fix comments, allow zero step in
19359 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
19360 dependence instances from either loop or basic block vectorization
19362 (vect_analyze_data_refs): Update comment. Call
19363 compute_data_dependences_for_bb to analyze basic blocks.
19364 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
19365 case of loop vectorization. In case of basic block vectorization use
19366 data-ref itself as a base.
19367 (vect_create_data_ref_ptr): In case of basic block vectorization:
19368 don't advance the pointer, add new statements before the current
19369 statement. Adjust function calls.
19370 (vect_supportable_dr_alignment): Support only aligned accesses in
19371 basic block vectorization.
19372 * common.opt (ftree-slp-vectorize): New flag.
19373 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
19374 (vect_pattern_recog_1): Likewise.
19375 * tree-vect-stmts.c (process_use): Likewise.
19376 (vect_init_vector): Add new statements in the beginning of the basic
19377 block in case of basic block SLP.
19378 (vect_get_vec_def_for_operand): Adjust function calls.
19379 (vect_finish_stmt_generation): Likewise.
19380 (vectorizable_call): Add assert that it is loop vectorization, adjust
19382 (vectorizable_conversion, vectorizable_assignment): Likewise.
19383 (vectorizable_operation): In case of basic block SLP, take
19384 vectorization factor from statement's type and skip the relevance
19385 check. Adjust function calls.
19386 (vectorizable_type_demotion): Add assert that it is loop
19387 vectorization, adjust function calls.
19388 (vectorizable_type_promotion): Likewise.
19389 (vectorizable_store): Check for outer loop only in case of loop
19390 vectorization. Adjust function calls. For basic blocks, skip the
19391 relevance check and don't advance pointers.
19392 (vectorizable_load): Likewise.
19393 (vectorizable_condition): Add assert that it is loop vectorization,
19394 adjust function calls.
19395 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
19396 that it is not reduction, get vector type, call only supported
19397 functions, skip loop specific parts.
19398 (vect_transform_stmt): Check for outer loop only in case of loop
19400 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
19401 (vect_is_simple_use): Fix comment, add new argument, fix conditions
19402 for external definition.
19403 * passes.c (pass_slp_vectorize): New pass.
19404 * tree-vect-slp.c (find_bb_location): New function.
19405 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
19406 check for patterns only in loops.
19407 (vect_build_slp_tree): Add argument, adjust function calls, fail in
19408 case of multiple types in basic block SLP.
19409 (vect_mark_slp_stmts_relevant): New function.
19410 (vect_supported_load_permutation_p): Fix comment.
19411 (vect_analyze_slp_instance): Add argument. In case of basic block
19412 SLP, take vectorization factor from statement's type, check that
19413 unrolling factor is 1. Adjust function call. Save SLP instance in
19414 either loop or basic block vectorization structure. Return FALSE,
19416 (vect_analyze_slp): Add argument. Get strided stores groups from
19417 either loop or basic block vectorization structure. Return FALSE
19418 if basic block SLP failed.
19419 (new_bb_vec_info): New function.
19420 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
19421 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
19422 (vect_schedule_slp): Add argument. Get SLP instances from either
19423 loop or basic block vectorization structure. Set vectorization factor
19424 to be 1 for basic block SLP.
19425 (vect_slp_transform_bb): New function.
19426 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
19428 2009-05-23 Mark Mitchell <mark@codesourcery.com>
19430 * final.c (shorten_branches): Do not align labels for jump tables.
19431 (final_scan_insn): Use JUMP_TABLE_DATA_P.
19433 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
19435 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
19436 Remove outdated reference to flow.c and fix nits.
19437 * doc/gccint.texi: Tweak RTL description.
19438 * doc/rtl.texi: Likewise.
19440 2009-05-23 Denis Chertykov <chertykov@gmail.com>
19442 * config/avr/avr.c: Change my email address.
19443 * config/avr/avr.h: Likewise.
19444 * config/avr/avr.md: Likewise.
19445 * config/avr/avr-protos.h: Likewise.
19446 * config/avr/libgcc.S: Likewise.
19448 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
19450 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
19451 (spu_split_load, spu_split_store): Change return type to int.
19452 (spu_split_convert): Declare.
19453 * config/spu/predicates.md (spu_mem_operand): Remove.
19454 (spu_mov_operand): Update.
19455 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
19456 * config/spu/spu.c (regno_aligned_for_load): Remove.
19457 (reg_aligned_for_addr, spu_expand_load): Define.
19458 (spu_expand_extv): Reimplement and handle MEM.
19459 (spu_expand_insv): Handle MEM.
19460 (spu_sched_reorder): Handle insn's with length 0.
19461 (spu_legitimate_address_p): Reimplement.
19462 (store_with_one_insn_p): Return TRUE for any mode with size
19463 larger than 16 bytes.
19464 (address_needs_split): Define.
19465 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
19467 (spu_convert_move): Define.
19468 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
19469 (spu_split_store): Change all MEM's to TImode.
19470 (spu_init_expanders): Preallocate registers that correspond to
19471 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
19473 (spu_split_convert): Define.
19474 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
19475 (_move<mode>, _movdi, _movti): Update predicate and condition.
19476 (load, store): Change to define_split.
19477 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
19479 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
19480 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
19481 define_insn_and_split of lshr<mode>3.
19482 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
19483 (<v>ashr<mode>3_imm): Define.
19484 (extv, extzv, insv): Allow MEM operands.
19485 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
19486 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
19487 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
19488 (_spu_convert2): Change to define_insn_and_split and remove the
19489 corresponding define_peephole2.
19490 (stack_protect_set, stack_protect_test, stack_protect_test_si):
19491 Change predicates to memory_operand.
19493 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19495 * config/arm/thumb2.md: Add 16-bit multiply instructions.
19497 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19499 PR tree-optimization/40219
19500 * tree.c (iterative_hash_expr): Make sure the builtin function is
19501 a normal builtin function and not a front end or back end builtin
19502 before indexing into the built_in_decls array.
19504 2009-05-22 Richard Guenther <rguenther@suse.de>
19506 PR middle-end/38964
19507 * alias.c (write_dependence_p): Do not use TBAA for answering
19508 anti-dependence or output-dependence.
19509 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
19510 (emit_pointer_definition): Remove.
19511 (emit_alias_warning): Likewise.
19512 (find_what_var_points_to): Remove TBAA pruning code.
19513 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
19515 (compute_points_to_sets): Remove code computing the set of
19516 dereferenced pointers.
19517 * tree-data-ref.c (dr_may_alias_p): Properly use the split
19518 oracle for querying anti and output dependencies.
19519 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
19520 if TBAA may be applied.
19521 (refs_anti_dependent_p): New function.
19522 (refs_output_dependent_p): Likewise.
19523 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
19524 (refs_output_dependent_p): Likewise.
19525 * doc/tree-ssa.texi (Memory model): New section.
19526 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19527 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19528 * cfgexpand.c (expand_gimple_basic_block): Do not handle
19529 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
19530 * expr.c (expand_expr_real_1): Likewise.
19531 * gimple-low.c (lower_stmt): Likewise.
19532 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
19533 (dump_gimple_cdt): Remove.
19534 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19535 (gimple_size): Likewise.
19536 (walk_gimple_op): Likewise.
19537 (is_gimple_stmt): Likewise.
19538 (walk_stmt_load_store_addr_ops): Likewise.
19539 (gimple_build_cdt): Remove.
19540 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19541 * gimple.h (gimple_cdt_new_type): Remove.
19542 (gimple_cdt_new_type_ptr): Likewise.
19543 (gimple_cdt_set_new_type): Likewise.
19544 (gimple_cdt_location): Likewise.
19545 (gimple_cdt_location_ptr): Likewise.
19546 (gimple_cdt_set_location): Likewise.
19547 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19548 * tree-cfg.c (remove_useless_stmts_1): Do not handle
19549 GIMPLE_CHANGE_DYNAMIC_TYPE.
19550 (verify_types_in_gimple_stmt): Likewise.
19551 * tree-inline.c (estimate_num_insns): Likewise.
19552 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
19553 (copy_decl_to_var): Likewise.
19554 (copy_result_decl_to_var): Likewise.
19555 * tree-pretty-print.c (dump_generic_node): Do not handle
19556 CHANGE_DYNAMIC_TYPE_EXPR.
19557 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
19558 * tree-ssa-operands.c (get_expr_operands): Likewise.
19559 * tree-ssa-structalias.c (struct variable_info): Remove
19560 no_tbaa_pruning member.
19561 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
19562 (unify_nodes): Do not copy it.
19563 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19564 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
19565 (set_uids_in_ptset): Do not check it.
19566 (find_what_var_points_to): Likewise.
19567 (compute_tbaa_pruning): Remove.
19568 (compute_points_to_sets): Do not call it.
19569 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19570 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19571 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
19572 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
19573 (DECL_NO_TBAA_P): Likewise.
19574 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
19575 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
19576 (expand_omp_atomic_pipeline): Do not set it.
19577 * print-tree.c (print_node): Do not dump it.
19578 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19581 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
19584 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
19587 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19589 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
19592 2009-05-22 Ben Elliston <bje@au.ibm.com>
19594 * Makefile.in (bversion.h, s-bversion): New targets.
19595 (TOPLEV_H): Add bversion.h.
19596 * toplev.h: Include "bversion.h".
19597 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
19598 the __format__ attribute only if compiling with the same version
19599 of GCC as the sources (the "build version").
19601 2009-05-22 Ben Elliston <bje@au.ibm.com>
19603 * c-format.c (handle_format_attribute): Fix comment typo.
19605 2009-05-21 Steve Ellcey <sje@cup.hp.com>
19608 * config/ia64/ia64.opt (mfused-madd): New.
19609 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
19610 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
19611 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
19612 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
19613 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
19614 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
19615 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
19616 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
19617 instruction if !TARGET_FUSED_MADD.
19618 (fpma, fpms): Remove colon from name.
19620 2009-05-22 Richard Guenther <rguenther@suse.de>
19622 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
19623 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
19624 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
19626 (create_expression_by_pieces): Only convert if necessary.
19627 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
19628 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
19630 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
19632 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
19633 regular pattern from a template and rename it ...
19634 (*extzv_truncsi_exts): ... to this.
19636 2009-05-21 Richard Guenther <rguenther@suse.de>
19638 * cgraph.h (struct cgraph_node): Remove inline_decl member.
19639 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
19640 (cgraph_default_inline_p): Likewise.
19641 (cgraph_decide_inlining_incrementally): Likewise.
19643 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
19644 Uros Bizjak <ubizjak@gmail.com>
19646 * config/i386/cpuid.h (bit_MOVBE): New.
19648 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
19650 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
19651 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
19652 (ix86_handle_option): Handle OPT_mmovbe.
19653 (ix86_target_string): Add -mmovbe.
19654 (pta_flags): Add PTA_MOVBE.
19655 (processor_alias_table): Add PTA_MOVBE to "atom".
19656 (override_options): Handle PTA_MOVBE.
19658 * config/i386/i386.h (TARGET_MOVBE): New.
19660 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
19661 (*bswapsi_movbe): New.
19662 (*bswapdi_movbe): Likewise.
19663 (bswapdi2): Renamed to ...
19664 (*bswapdi_1): This.
19665 (bswapdi2): New expander.
19667 * config/i386/i386.opt (mmovbe): New.
19669 * doc/invoke.texi: Document -mmovbe.
19671 2009-05-21 Taras Glek <tglek@mozilla.com>
19673 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
19674 * gcc-plugin.h (plugin_init): Updated signature.
19675 * gcc-plugin.h (plugin_name_args): Moved to this header.
19676 * doc/plugins.texi (plugin_init): Updated documention to reflect
19678 * doc/plugins.texi (plugin_name_args): Added to documention.
19680 2009-05-21 Mark Mitchell <mark@codesourcery.com>
19682 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19683 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19685 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19687 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19688 JUMP_TABLE_DATA_P predicates where applicable.
19689 * config/i386/predicates.md: Ditto.
19690 * config/i386/sse.md: Ditto.
19692 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19694 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19695 operand2 -128 override length_immediate attribute to 1.
19696 * config/i386/predicates.md (constm128_operand): New predicate.
19698 * config/i386/i386.c (memory_address_length): Handle %r12
19699 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19701 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19702 mode look through optional ZERO_EXTEND and SUBREG.
19703 * config/i386/i386.md (R12_REG): New define_constant.
19704 (prefix_data16): For sse unit set also for MODE_TI insns.
19705 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19706 insns set if operand 1 is ext_QIreg_operand.
19707 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19708 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19710 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19711 mode from MODE_DI to MODE_SI.
19712 (movdi_1_rex64): Override modrm and length_immediate attributes
19713 only for movabs (TYPE_IMOV, alternative 2).
19714 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19715 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19716 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19717 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19718 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19719 prefix_rex attribute if DImode.
19720 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19721 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19722 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19723 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19724 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19725 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19726 Likewise. For TYPE_IMOV clear length_immediate attribute.
19727 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19728 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19729 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19730 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19731 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19732 or one operand TYPE_ISHIFT.
19733 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19734 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19735 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19736 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19737 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19738 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19739 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19740 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19741 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19742 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19743 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19744 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19745 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19746 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19747 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19748 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19749 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19750 set mode attribute, don't override length attribute.
19751 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19753 (return_internal_long): Set length attribute to 2 instead of 1.
19754 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19755 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19756 prefix_rex attribute.
19757 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19759 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19761 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19763 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19765 2009-05-20 Ian Lance Taylor <iant@google.com>
19767 * tree.c (build_tree_list_vec_stat): New function.
19768 (ctor_to_vec): New function.
19769 (build_nt_call_vec): New function.
19770 (build_call_array): Change args to be a const pointer.
19771 (build_call_vec): New function.
19772 * tree.h (build_nt_call_vec): Declare.
19773 (build_tree_list_vec_stat): Declare.
19774 (build_tree_list_vec): Define.
19775 (build_call_array): Update declaration.
19776 (build_call_vec): Declare.
19777 (ctor_to_vec): Declare.
19778 * c-common.c (tree_vector_cache): New static variable.
19779 (make_tree_vector): New function.
19780 (release_tree_vector): New function.
19781 (make_tree_vector_single): New function.
19782 (make_tree_vector_copy): New function.
19783 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19784 (make_tree_vector_single, make_tree_vector_copy): Declare.
19785 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19786 (c_parser_expr_list): Don't manage cache here, instead call
19788 (c_parser_release_expr_list): Remove static function.
19789 (c_parser_vec_to_tree_list): Remove static function.
19790 (c_parser_attributes): Call build_tree_list_vec instead of
19791 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19792 c_parser_release_expr_list.
19793 (c_parser_postfix_expression_after_primary): Likewise.
19794 (c_parser_objc_keywordexpr): Likewise.
19796 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19798 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19799 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19800 TARGET_CONVERT_TO_TYPE.
19801 * hooks.c (hook_tree_const_tree_null): Define.
19802 * hooks.h (hook_tree_const_tree_null): Declare.
19803 * target.h (struct gcc_target): Add invalid_parameter_type,
19804 invalid_return_type, promoted_type, and convert_to_type fields.
19805 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19806 (TARGET_INVALID_RETURN_TYPE): Define.
19807 (TARGET_PROMOTED_TYPE): Define.
19808 (TARGET_CONVERT_TO_TYPE): Define.
19809 (TARGET_INITIALIZER): Update for new fields.
19810 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19811 (grokparms): Check targetm.invalid_parameter_type.
19812 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19813 * c-convert.c (convert): Check targetm.convert_to_type.
19815 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19817 * config/mips/mips.md (*extenddi_truncate<mode>,
19818 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19820 (*extendhi_truncateqi): New define_insn_and_sptit.
19822 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19824 PR middle-end/40204
19825 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19826 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19828 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19830 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19831 the operand of VIEW_CONVERT_EXPR.
19833 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19835 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19836 extended family and model for Intel processors. Support Intel Atom.
19838 2009-05-20 Olivier Hainque <hainque@adacore.com>
19840 * gstab.h (stab_code_type): Define, to be used instead of the
19841 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19843 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19844 occurrences by stab_code_type.
19845 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19847 2009-05-20 Martin Jambor <mjambor@suse.cz>
19849 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19850 (sra_insert_before): Likewise.
19851 (sra_insert_after): Likewise.
19852 (sra_init_cache): Likewise.
19853 (sra_type_can_be_decomposed_p): Likewise.
19854 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19855 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19856 (sra_insert_before): Likewise.
19857 (sra_insert_after): Likewise.
19858 (sra_init_cache): Likewise.
19859 (insert_edge_copies_seq): Made static and moved upwards.
19861 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19864 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19866 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19867 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19870 2009-05-20 Richard Guenther <rguenther@suse.de>
19872 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19873 with mismatched comparison modes.
19875 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19877 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19878 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19879 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19880 with shifts for Thumb2.
19881 (orsi_notsi): New for orn.
19882 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19883 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19884 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19885 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19886 Don't invert remainder for IOR.
19888 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19890 PR tree-optimization/40087
19891 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19892 number_of_iterations_ne): Rename never_infinite argument.
19893 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19894 number_of_iterations_le): Handle pointer-type ivs when
19895 exit_must_be_taken is false.
19896 (number_of_iterations_cond): Do not always assume that
19897 exit_must_be_taken if the control variable is a pointer.
19899 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19901 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19902 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19904 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19906 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19907 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19909 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19912 * c.opt (Wlogical-op): Disabled by default.
19913 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19915 * doc/invoke.texi (Wlogical-op): Likewise.
19917 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19919 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19921 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19922 Propagate the type of the first operand.
19923 <ASSERT_EXPR>: Simplify.
19924 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19925 Rewrite using the RHS code as discriminant.
19926 <NOP_EXPR>: Turn into CASE_CONVERT.
19927 <PLUS_EXPR>: Propagate the type of the first operand.
19929 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19931 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19932 (ia64_dconst_0_375): New.
19933 * config/ia64/ia64.c (ia64_override_options): Remove
19934 -minline-sqrt-min-latency warning.
19935 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19936 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19937 * config/ia64/ia64.md (*sqrt_approx): Remove.
19938 (sqrtsf2): Remove #if 0.
19939 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19940 (sqrtdf): Remove assert.
19941 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19942 (sqrtxf2): Remove #if 0.
19943 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19944 * div.md (sqrt_approx_rf): New.
19945 (sqrtsf2_internal_thr): New implementation.
19946 (sqrtsf2_internal_lat): New.
19947 (sqrtdf2_internal_thr: New implementation.
19948 (sqrtxf2_internal): New implementation.
19950 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19951 Hans-Peter Nilsson <hp@axis.com>
19953 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19954 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19955 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19956 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19957 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19958 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19959 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19960 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19961 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19962 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19963 * c-common.c: ...from here.
19965 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19967 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19969 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19971 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19973 2009-05-19 Ben Elliston <bje@au.ibm.com>
19975 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19976 assignments with memcpy calls.
19977 (add_fdes): Likewise.
19978 (binary_search_unencoded_fdes): Likewise.
19979 (linear_search_fdes): Eliminate type puns.
19981 2009-05-19 Richard Guenther <rguenther@suse.de>
19983 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19984 not falsely claim to have propagated into all uses.
19986 2009-05-19 Ben Elliston <bje@au.ibm.com>
19988 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19991 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19993 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19994 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19995 (TARGET_LEGITIMATE_ADDRESS_P): New.
19996 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19997 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19999 2009-05-18 Dodji Seketeli <dodji@redhat.com>
20002 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
20003 child of the containing namespace's DIE.
20005 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
20007 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
20008 *zero_extendhi_truncqi): Move after the zero_extend patterns.
20009 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
20012 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
20015 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
20016 gen_align with gen_pad.
20017 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
20018 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
20020 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
20021 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
20023 * config/i386/i386.md (align): Renamed to ...
20024 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
20025 ASM_OUTPUT_MAX_SKIP_PAD.
20027 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
20029 * config.gcc: Fix variable syntax.
20032 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
20033 before calling exact_log2.
20034 (output_iorsi3): Likewise.
20035 (output_xorsi3): Likewise.
20037 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20039 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
20040 for the none zero constant operand except for EQ and NE
20041 comprisons even when the first operand is R0.
20043 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
20045 * config/s390/2064.md: Remove trailing whitespaces.
20046 * config/s390/2084.md: Likewise.
20047 * config/s390/constraints.md: Likewise.
20048 * config/s390/fixdfdi.h: Likewise.
20049 * config/s390/libgcc-glibc.ver: Likewise.
20050 * config/s390/s390-modes.def: Likewise.
20051 * config/s390/s390-protos.h: Likewise.
20052 * config/s390/s390.c: Likewise.
20053 * config/s390/s390.h: Likewise.
20054 * config/s390/s390.md: Likewise.
20055 * config/s390/tpf-unwind.h: Likewise.
20057 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20059 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
20061 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20064 * configure.ac (m68k-*-*): Check if binutils support TLS.
20065 * configure: Regenerate.
20066 * config/m68k/predicates.md (symbolic_operand): Extend comment.
20067 * config/m68k/constraints.md (Cu): New constraint.
20068 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
20069 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
20070 (movsi): Handle TLS symbols.
20071 (addsi3_5200): Handle XTLS symbols, indent.
20072 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
20073 (m68k_tls_reference_p): Declare.
20074 (m68k_legitimize_address): Declare.
20075 (m68k_unwrap_symbol): Declare.
20076 * config/m68k/m68k.opt (mxtls): New option.
20077 * config/m68k/m68k.c (ggc.h): Include.
20078 (m68k_output_dwarf_dtprel): Implement hook.
20079 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
20080 (m68k_expand_prologue): Load GOT pointer when function needs it.
20081 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
20082 (m68k_legitimate_constant_address_p): Same.
20083 (m68k_decompose_address): Handle TLS references.
20084 (m68k_get_gp): New static function.
20085 (enum m68k_reloc): New contants.
20086 (TLS_RELOC_P): New macro.
20087 (m68k_wrap_symbol): New static function.
20088 (m68k_unwrap_symbol): New function.
20089 (m68k_final_prescan_insn_1): New static function.
20090 (m68k_final_prescan_insn): New function.
20091 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
20093 (legitimize_pic_address): Handle TLS references..
20094 (m68k_tls_get_addr, m68k_get_tls_get_addr)
20095 (m68k_libcall_value_in_a0_p)
20096 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
20097 (m68k_call_m68k_read_tp): Helper variables and functions for ...
20098 (m68k_legitimize_tls_address): Handle TLS references.
20099 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
20101 (m68k_legitimize_address): Handle TLS symbols.
20102 (m68k_get_reloc_decoration): New static function.
20103 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
20105 (m68k_output_dwarf_dtprel): Implement hook.
20106 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
20107 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
20108 m68k_call_* routines.
20109 (sched_attr_op_type): Handle TLS symbols.
20110 (gt-m68k.h): Include.
20111 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
20112 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
20114 2009-05-18 Martin Jambor <mjambor@suse.cz>
20116 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
20117 (visit_store_addr_for_mod_analysis): New function.
20118 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
20119 (determine_cst_member_ptr): Use gimple_assign_single_p.
20120 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
20121 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
20122 operands. Don't check number of operands of a NOP_EXPR.
20124 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
20126 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
20128 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
20131 * c-common.c (warn_logical_operator): Don't warn if one of
20132 expression isn't always true or false.
20134 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
20136 * config/i386/biarch32.h: New file.
20137 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
20139 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
20141 * config/mips/mips.md (*zero_extend<mode>_trunchi,
20142 *zero_extend<mode>_truncqi): Merge these into ...
20143 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
20144 Name the pattern following this as *zero_extendhi_truncqi.
20146 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
20148 PR middle-end/39301
20149 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
20150 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
20151 (output_info): Make field HOST_WIDEST_INT.
20152 (print_statistics): Use HOST_WIDEST_INT_PRINT.
20153 (dump_bitmat_statistics): Same.
20155 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
20157 * config.gcc (use_gcc_stdint): Set to wrap.
20158 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20159 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20160 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20161 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20162 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20163 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20164 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20165 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20167 2009-05-16 Joseph Myers <joseph@codesourcery.com>
20169 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
20171 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
20172 Move definitions earlier.
20173 (OPT_ARCH64, OPT_ARCH32): Define.
20174 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
20177 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20180 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
20183 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20185 * arm.md (movdi2): Copy non-reg values to DImode registers.
20187 2009-05-16 Jakub Jelinek <jakub@redhat.com>
20190 * final.c (label_to_max_skip): New function.
20191 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
20192 CODE_LABEL_NUMBER <= max_labelno.
20193 * output.h (label_to_max_skip): New prototype.
20194 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
20195 (ix86_avoid_jump_mispredicts): ... this. Don't define if
20196 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
20197 Handle CODE_LABELs with >= 16 byte alignment or with
20198 max_skip == (1 << align) - 1.
20199 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
20200 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
20203 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
20204 .p2align 3 if MAX_SKIP is smaller than 7.
20205 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
20207 2009-05-15 Ian Lance Taylor <iant@google.com>
20209 * alias.c (struct alias_set_entry_d): Rename from struct
20210 alias_set_entry. Change all uses.
20211 * except.c (struct call_site_record_d): Rename from struct
20212 call_site_record. Change all uses.
20213 * except.h (struct eh_region_d): Rename from struct eh_region.
20215 * gcse.c (struct hash_table_d): Rename from struct hash_table.
20217 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
20218 ivtype_map_elt. Change all uses.
20219 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
20221 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
20222 * graphite.h (struct name_tree_d): Rename from struct name_tree.
20224 (struct sese_d): Rename from struct sese. Change all uses.
20225 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
20226 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
20227 * optabs.h (struct optab_d): Rename from struct optab. Change all
20229 (struct convert_optab_d): Rename from struct convert_optab.
20231 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
20232 ipa_opt_pass. Change all uses.
20233 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
20236 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
20237 defined as a typedef.
20238 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
20241 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20244 * fold-const.c (make_range,build_range_check,merge_ranges): Move
20246 (merge_ranges): Returns bool.
20247 * tree.h (make_range): .. to here.
20248 (build_range_check): Likewise.
20249 (merge_ranges): Likewise. Renamed from merge_ranges.
20250 * c-typeck.c (parser_build_binary_op): Update calls to
20251 warn_logical_operator.
20252 * c-common.c (warn_logical_operator): Add new warning.
20253 * c-common.h (warn_logical_operator): Update declaration.
20255 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20257 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
20259 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20261 * doc/install.texi: Document MPC requirements, flags etc.
20263 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
20264 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
20265 Evaluate constant arguments.
20266 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
20267 (fold_builtin_1): Likewise, also evaluate constant arguments.
20268 Remove superfluous break.
20269 (do_mpc_ckconv): New.
20270 * real.h: Include mpc.h.
20271 * toplev.c (print_version): Output MPC version info if available.
20273 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20275 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
20277 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
20279 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
20282 2009-05-15 Jan Hubicka <jh@suse.cz>
20284 * doc/invoke.texi (max-early-inliner-iterations): New flag.
20285 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
20286 (try_inline): Fix return value.
20287 (cgraph_decide_inlining_incrementally): Honor new value.
20288 (cgraph_early_inlining): Handle indirect inlining.
20289 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
20291 2009-05-15 Jan Hubicka <jh@suse.cz>
20293 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
20294 * cgraphunit.c (cgraph_finalize_function): Set it.
20295 (cgraph_expand_function): Use it.
20297 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20299 * real.c (encode_ieee_half): Define.
20300 (decode_ieee_half): Define.
20301 (ieee_half_format): Define.
20302 (arm_half_format): Define.
20303 * real.h (ieee_half_format): Declare.
20304 (arm_half_format): Declare.
20306 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20308 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
20309 swapped, and reversed optabs exist before trying to use them.
20311 2009-05-15 Paul Brook <paul@codesourcery.com>
20312 Sandra Loosemore <sandra@codesourcery.com>
20314 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
20315 loads. Allow PRE_DEC.
20316 (output_move_neon): Handle PRE_DEC.
20317 (arm_print_operand): Add 'A' for neon structure loads.
20318 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
20319 * config/arm/neon.md (neon_mov): Update comment.
20320 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
20322 (Um): New constraint.
20324 2009-05-15 Jan Hubicka <jh@suse.cz>
20326 Revert the following patch until testsuite fallout is fixed:
20327 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20328 * cgraph.h (struct inline_summary): New filed self_wize,
20329 size_inlining_benefit, self_time and time_inlining_benefit.
20330 (struct cgraph_global_info): Replace insns by time ans size fields.
20331 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20332 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20333 (ipcp_update_callgraph): Do not touch function bodies.
20334 * ipa-inline.c: Include except.h
20335 (MAX_TIME): New constant.
20336 (overall_insns): Remove
20337 (overall_size, max_benefit): New static variables.
20338 (cgraph_estimate_time_after_inlining): New function.
20339 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20340 (cgraph_clone_inlined_nodes): Update size.
20341 (cgraph_mark_inline_edge): Update size.
20342 (cgraph_estimate_growth): Use size info.
20343 (cgraph_check_inline_limits): Check size.
20344 (cgraph_default_inline_p): Likewise.
20345 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20346 (cgraph_decide_recursive_inlining): Check size.
20347 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20349 (cgraph_decide_inlining): Likewise.
20350 (cgraph_decide_inlining_incrementally): Likewise; honor
20351 PARAM_EARLY_INLINING_INSNS.
20352 (likely_eliminated_by_inlining_p): New predicate.
20353 (estimate_function_body_sizes): New function.
20354 (compute_inline_parameters): Use it.
20355 * except.c (must_not_throw_labels): New function.
20356 * except.h (must_not_throw_labels): Declare.
20357 * tree-inline.c (init_inline_once): Kill inlining_weigths
20358 * tree-ssa-structalias.c: Avoid uninitialized warning.
20359 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20360 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20361 (PARAM_INLINE_CALL_COST): Remove.
20362 (PARAM_EARLY_INLINING_INSNS): New.
20364 2009-05-15 Richard Guenther <rguenther@suse.de>
20366 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
20367 not TODO_update_ssa.
20369 2009-05-15 Richard Guenther <rguenther@suse.de>
20371 PR tree-optimization/39999
20372 * gimple.h (gimple_expr_type): Use the expression type looking
20373 through useless conversions.
20374 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
20375 (vn_nary_op_insert_stmt): Likewise.
20376 (simplify_binary_expression): Likewise.
20378 2009-05-15 Richard Guenther <rguenther@suse.de>
20380 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20381 New options, enabled by default.
20382 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20384 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
20385 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
20386 * tree-ssa-structalias.c (gate_tree_pta): New function.
20387 (pass_build_alias): Use it.
20389 2009-05-15 Joseph Myers <joseph@codesourcery.com>
20391 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
20392 recurse on an invariant address if a conversion from a pointer
20393 type to a wider integer type is involved.
20395 2009-05-15 Jan Hubicka <jh@suse.cz>
20397 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20398 * cgraph.h (struct inline_summary): New filed self_wize,
20399 size_inlining_benefit, self_time and time_inlining_benefit.
20400 (struct cgraph_global_info): Replace insns by time ans size fields.
20401 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20402 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20403 (ipcp_update_callgraph): Do not touch function bodies.
20404 * ipa-inline.c: Include except.h
20405 (MAX_TIME): New constant.
20406 (overall_insns): Remove
20407 (overall_size, max_benefit): New static variables.
20408 (cgraph_estimate_time_after_inlining): New function.
20409 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20410 (cgraph_clone_inlined_nodes): Update size.
20411 (cgraph_mark_inline_edge): Update size.
20412 (cgraph_estimate_growth): Use size info.
20413 (cgraph_check_inline_limits): Check size.
20414 (cgraph_default_inline_p): Likewise.
20415 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20416 (cgraph_decide_recursive_inlining): Check size.
20417 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20419 (cgraph_decide_inlining): Likewise.
20420 (cgraph_decide_inlining_incrementally): Likewise; honor
20421 PARAM_EARLY_INLINING_INSNS.
20422 (likely_eliminated_by_inlining_p): New predicate.
20423 (estimate_function_body_sizes): New function.
20424 (compute_inline_parameters): Use it.
20425 * except.c (must_not_throw_labels): New function.
20426 * except.h (must_not_throw_labels): Declare.
20427 * tree-inline.c (init_inline_once): Kill inlining_weigths
20428 * tree-ssa-structalias.c: Avoid uninitialized warning.
20429 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20430 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20431 (PARAM_INLINE_CALL_COST): Remove.
20432 (PARAM_EARLY_INLINING_INSNS): New.
20433 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
20434 (inline-call-cost): Remove.
20435 (early-inlining-insns): New.
20437 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
20439 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
20441 (print_int_cst_bounds_in_octal_p): Likewise.
20442 (dbxout_type): Adjust calls to above functions. Be prepared to deal
20444 * dwarf2out.c (base_type_die): Likewise.
20445 (is_subrange_type): Delete.
20446 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
20447 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
20448 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
20449 if the destination type is boolean.
20450 (build_range_check): Do not special-case subtypes.
20451 (fold_sign_changed_comparison): Likewise.
20452 (fold_unary): Likewise.
20453 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
20454 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
20455 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
20456 * tree.c (subrange_type_for_debug_p): New predicate based on the
20457 former is_subrange_type.
20458 * tree.h (subrange_type_for_debug_p): Declare.
20459 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
20460 (convert_affine_scev): Remove call to above function.
20461 (chrec_convert_aggressive): Likewise.
20462 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
20463 false for conversions involving subtypes.
20464 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
20465 (vrp_val_min): Likewise.
20466 (needs_overflow_infinity): Likewise.
20467 (extract_range_from_unary_expr): Likewise.
20469 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
20471 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20472 * config/frv/frv.c: Likewise.
20473 * config/s390/s390.c: Likewise.
20474 * config/sparc/sparc.h: Likewise.
20475 * config/i386/i386.h: Likewise.
20476 * config/i386/i386.c: Likewise.
20477 * config/crx/crx.c: Likewise.
20478 * config/m68hc11/m68hc11.h: Likewise.
20479 * config/iq2000/iq2000.c: Likewise.
20480 * config/mn10300/mn10300.h: Likewise.
20481 * config/mn10300/mn10300.c: Likewise.
20482 * config/m68k/m68k.c: Likewise.
20483 * config/rs6000/rs6000.c: Likewise.
20484 * config/rs6000/xcoff.h: Likewise.
20485 * config/rs6000/linux64.h: Likewise.
20486 * config/rs6000/sysv4.h: Likewise.
20487 * config/score/score3.c: Likewise.
20488 * config/score/score7.c: Likewise.
20489 * config/score/score.c: Likewise.
20490 * config/arm/arm.md: Likewise.
20491 * config/mips/mips.c: Likewise.
20492 * config/mips/mips.md: Likewise.
20493 * config/bfin/bfin.h: Likewise.
20494 * config/pa/pa.c: Likewise.
20495 * config/pa/constraints.md: Likewise.
20497 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
20498 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
20499 * config/pdp11/pdp11.h: Use memory_address_p instead.
20501 2009-05-14 Ian Lance Taylor <iant@google.com>
20503 * passes.c (finish_optimization_passes): Change i to int.
20504 * plugin.c (plugins_active_p): Change event to int.
20505 (dump_active_plugins): Likewise.
20506 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
20508 * tree.c (tree_range_check_failed): Change c to unsigned int.
20509 (omp_clause_range_check_failed): Likewise.
20510 (build_common_builtin_nodes): Change mode to int. Add cast.
20511 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
20512 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
20514 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
20515 ++ or -- with a variable of enum type.
20517 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20520 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
20522 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20524 * store-motion.c: Do not include params.h
20525 * Makefile.in: Fix dependencies for various files.
20527 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20529 * auto-inc-dec.c: Fix pass description, remove apparent
20530 accidental duplication.
20532 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
20534 PR middle-end/40147
20535 * ipa-utils.h (memory_identifier_string): Moved to ...
20536 * tree.h (memory_identifier_string): Here. Add GTY(()).
20538 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20540 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
20541 in the former documentation of...
20542 (GO_IF_LEGITIMATE_ADDRESS): ... this.
20543 * ira-conflicts.c (get_dup_num): Use address_operand.
20544 * targhooks.c (default_legitimate_address_p): New.
20545 * targhooks.h (default_legitimate_address_p): New.
20546 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
20548 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
20549 * target.h (struct target): Add legitimate_address_p.
20550 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
20551 (TARGET_INITIALIZER): Include it.
20553 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20554 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
20555 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
20556 (TARGET_LEGITIMATE_ADDRESS_P): New.
20558 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20559 (REG_OK_STRICT_P): Delete.
20560 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
20561 (frv_legitimate_address_p_1): ... this.
20562 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
20563 (frv_legitimate_address_p_1): ... the renamed old
20564 frv_legitimate_address_p.
20565 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
20566 (TARGET_LEGITIMATE_ADDRESS_P): New.
20568 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20569 * config/s390/s390-protos.h (legitimate_address_p): Remove.
20570 * config/s390/s390.c (legitimate_address_p): Rename to...
20571 (s390_legitimate_address_p): ... this, make static.
20572 (legitimize_address): Adjust call.
20573 (TARGET_LEGITIMATE_ADDRESS_P): New.
20574 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
20576 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20577 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
20578 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
20579 (TARGET_LEGITIMATE_ADDRESS_P): New.
20581 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20582 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
20583 * config/spu/spu.c (spu_legitimate_address): Rename to...
20584 (spu_legitimate_address_p): ... this, make static.
20585 (TARGET_LEGITIMATE_ADDRESS_P): New.
20587 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20588 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
20589 * config/sparc/sparc.c (legitimate_address_p): Rename to...
20590 (sparc_legitimate_address_p): ... this, make static and return bool.
20591 (legitimize_address): Adjust call.
20592 (TARGET_LEGITIMATE_ADDRESS_P): New.
20594 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20595 * config/i386/i386-protos.h (legitimate_address_p): Remove.
20596 * config/i386/i386.c (legitimate_address_p): Rename to...
20597 (ix86_legitimate_address_p): ... this, make static.
20598 (constant_address_p): Move after it, adjust call.
20599 (TARGET_LEGITIMATE_ADDRESS_P): New.
20601 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20602 * config/avr/avr-protos.h (legitimate_address_p): Remove.
20603 * config/avr/avr.c (legitimate_address_p): Rename to...
20604 (avr_legitimate_address_p): ... this, make static.
20605 (legitimize_address): Adjust call.
20606 (TARGET_LEGITIMATE_ADDRESS_P): New.
20608 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20609 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
20610 * config/crx/crx.c (crx_legitimate_address_p): Make static.
20611 (TARGET_LEGITIMATE_ADDRESS_P): New.
20613 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20614 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
20615 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
20616 (TARGET_LEGITIMATE_ADDRESS_P): New.
20618 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20619 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
20621 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
20623 (TARGET_LEGITIMATE_ADDRESS_P): New.
20625 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20626 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
20628 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
20630 (m68hc11_legitimate_address_p): ... this, make static.
20631 (go_if_legitimate_address_internal): Rename to...
20632 (m68hc11_legitimate_address_p_1): ... this.
20633 (legitimize_address): Adjust call.
20634 (TARGET_LEGITIMATE_ADDRESS_P): New.
20636 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20637 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
20638 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
20639 (TARGET_LEGITIMATE_ADDRESS_P): New.
20641 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20642 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
20643 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
20644 (mn10300_legitimate_address_p): ... this, make static.
20645 (TARGET_LEGITIMATE_ADDRESS_P): New.
20647 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20648 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
20649 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
20650 (TARGET_LEGITIMATE_ADDRESS_P): New.
20652 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20653 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
20654 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
20655 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20656 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
20657 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
20658 (rs6000_legitimate_address_p): ... this, make static.
20659 (TARGET_LEGITIMATE_ADDRESS_P): New.
20660 (REG_MODE_OK_FOR_BASE_P): Delete.
20661 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
20663 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20664 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
20666 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
20667 static, adjust types.
20668 (TARGET_LEGITIMATE_ADDRESS_P): New.
20670 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20671 * config/score/score.c (score_address_p): Rename to...
20672 (score_legitimate_address_p): ... this.
20673 (TARGET_LEGITIMATE_ADDRESS_P): New.
20674 * config/score/score3.c (score3_address_p): Rename to...
20675 (score3_legitimate_address_p): ... this.
20676 * config/score/score7.c (score7_address_p): Rename to...
20677 (score7_legitimate_address_p): ... this.
20679 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
20680 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
20681 GO_IF_LEGITIMATE_ADDRESS): Delete.
20682 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20683 thumb2_legitimate_address_p): Delete.
20684 (arm_legitimate_address_p): Rename to...
20685 (arm_legitimate_address_outer_p): ... this.
20686 * config/arm/constraints.md ("Uq"): Adjust call.
20687 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20688 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20690 (arm_legitimate_address_outer_p): ... this.
20691 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20693 (TARGET_LEGITIMATE_ADDRESS_P): New.
20695 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20696 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20697 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20698 (TARGET_LEGITIMATE_ADDRESS_P): New.
20700 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20701 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20702 * config/vax/vax.c (legitimate_address_p): Rename to...
20703 (vax_legitimate_address_p): ... this, make static.
20704 (TARGET_LEGITIMATE_ADDRESS_P): New.
20706 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20707 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20708 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20709 (TARGET_LEGITIMATE_ADDRESS_P): New.
20711 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20712 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20713 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20714 (mmix_legitimate_address_p): ... this, make static.
20715 (TARGET_LEGITIMATE_ADDRESS_P): New.
20717 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20718 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20719 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20720 (TARGET_LEGITIMATE_ADDRESS_P): New.
20722 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20724 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20725 of MODE_COMPLEX_INT.
20727 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20729 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20730 LCT_NORMAL in function call.
20731 * mips-tdump.c (print_file_desc): Add cast to enum type.
20732 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20733 (mark_stabs): Add casts to enum types.
20734 (parse_stabs_common): Add casts to enum types.
20736 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20738 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20739 Check for invalid values of LETTER.
20741 2009-05-13 Taras Glek <tglek@mozilla.com>
20743 * attribs.c (register_attribute): moved out attribute registration
20744 into register_attribute.
20745 * doc/plugins.texi: Documented register_attribute and
20747 * gcc-plugin.h: Added forward decl for register_attribute.
20748 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20749 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20750 PLUGIN_ATTRIBUTES boilerplate.
20752 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20754 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20755 values even in sentinel and empty entries.
20756 (ms_printf_flag_specs): Likewise.
20757 (ms_scanf_flag_specs): Likewise.
20758 (ms_strftime_flag_specs): Likewise.
20759 (ms_print_char_table): Likewise.
20760 (ms_scan_char_table): Likewise.
20761 (ms_time_char_table): Likewise.
20763 2009-05-13 Doug Kwan <dougkwan@google.com>
20765 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20767 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20769 * config/mips/mips.md (store): Add attributes for QI and HI.
20771 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20772 (truncdi<mode>2): ... this new pattern.
20774 2009-05-13 Brad Hards <bradh@kde.org>
20776 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20778 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20779 Ben Elliston <bje@au.ibm.com>
20781 PR middle-end/40035
20782 * dse.c (check_mem_read_rtx): Guard against width == -1.
20784 2009-05-13 Michael Matz <matz@suse.de>
20786 PR middle-end/39976
20787 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20788 (trivially_conflicts_p): New function.
20789 (insert_backedge_copies): Use it.
20791 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20793 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20794 (handle_stdc_pragma): Use new enum constant names.
20795 (handle_pragma_float_const_decimal64): Ditto.
20797 2009-05-13 Ian Lance Taylor <iant@google.com>
20799 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20802 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20804 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20805 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20807 * config/m68k/m68k.h (FL_UCLINUX): Define.
20809 2009-05-13 Jan Hubicka <jh@suse.cz>
20811 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20813 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20815 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20816 unless -fschedule-insns is specified.
20818 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20821 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20822 TARGET_EXPAND_CBRANCHDI4.
20823 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20824 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20825 (cmpeqdi): Fix comment.
20827 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20829 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20830 (sh_legitimate_address_p): Likewise.
20831 * config/sh/sh.c (sh_legitimate_index_p): New.
20832 (sh_legitimate_address_p): Likewise.
20833 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20834 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20835 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20836 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20837 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20838 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20839 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20840 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20841 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20843 2009-05-12 Jan Hubicka <jh@suse.cz>
20845 * tree-inline.c (estimate_operator_cost): Add operands;
20846 when division happens by constant, it is cheap.
20847 (estimate_num_insns): Loads and stores are not having cost of 0;
20848 EH magic stuff is cheap; when computing runtime cost of switch,
20849 use log2 base of amount of its cases; builtin_expect has cost of 0;
20850 compute cost for moving return value of call.
20851 (init_inline_once): Initialize time_based flags.
20852 * tree-inline.h (eni_weights_d): Add time_based flag.
20854 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20856 * df-core.c: Update head documentation.
20858 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20861 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20862 shadowing exisiting variable op1.
20864 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20867 * config/i386/driver-i386.c (processor_signatures): New enum.
20868 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20869 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20870 processor signature to detect geode processor.
20872 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20876 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20878 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20879 causes spurious differences between trunk and cond-optab branch.
20881 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20883 * dojump.c (compare_from_rtx): Delete.
20884 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20885 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20886 if the comparison does not satisfy the predicate; test predicates for
20887 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20888 further if one existing pattern fails.
20889 * expr.h (compare_from_rtx): Delete.
20890 (prepare_operand): Declare it.
20891 * optabs.c: Change "lib call" to "libcall" throughout.
20892 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20893 HAVE_conditional_trap, emit_cmp_insn): Delete.
20894 (can_compare_p): Delete cmp_optab case.
20895 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20896 Accept other parameters by value.
20897 (prepare_operand): Make non-static.
20898 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20899 other parameters by value. Try to widen operands here based on
20900 an optab_methods argument and looking at cbranch_optab.
20901 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20902 loop. Use cbranch_optab directly.
20903 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20904 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20906 (emit_conditional_move, emit_conditional_add): Inline what's needed
20907 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20908 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20909 with COMPARE. Move cmov_optab and cstore_optab above
20910 with cbranch_optab, move cmp_optab down with ucmp_optab,
20911 remove tst_otpab. Do not initialize trap_rtx.
20912 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20913 for trap code. Do not check HAVE_conditional_trap. Use
20914 prepare_cmp_insn. Accept no predicate for operand 3.
20915 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20916 (OTI_ctrap, ctrap_optab): New.
20917 (tst_optab): Delete.
20918 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20919 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20920 with lookup of ctrap_optab.
20921 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20923 (ctrap_optab): New.
20925 * combine.c (combine_simplify_rtx, simplify_set): Do not
20926 special case comparing against zero for cc0 machines.
20927 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20928 COMPARE on cc0 machines.
20929 (simplify_relational_operation): Return a new expression when
20930 a COMPARE could be removed.
20931 * final.c (final_scan_insn): Compare cc_status values
20932 against LHS of a (compare FOO (const_int 0)) cc0 source.
20933 Also check if cc_status.value is the full compare.
20935 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20936 (cstoreMM4): Document.
20937 (conditional_trap): Document ctrapMM4 instead.
20938 (sync_compare_and_swapMM): Refer to cbranchcc4.
20939 (Dependent Patterns): Eliminate obsolete information referring to
20940 the old jump optimization phase.
20941 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20942 of compares with 0 on cc0 machines.
20943 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20944 avoiding references to cc0. Remove text about storing operands
20946 * doc/tm.texi (Condition Codes): Include blurb on different
20947 condition code representations, separate into subsections for
20948 CC0, MODE_CC and conditional execution.
20950 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20951 alpha_emit_setcc): Accept operands and a machine mode.
20952 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20953 Get code/op0/op1 from operands, use machine mode argument
20954 instead of alpha_compare.fp_p. Emit the branch here.
20955 (alpha_emit_setcc): Likewise, and return boolean.
20956 (alpha_emit_conditional_move): Likewise. Assert that
20957 cmp_op_mode == cmp_mode, and simplify accordingly.
20958 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20959 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20960 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20962 (stack probe test): Use cbranchdi4.
20963 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20965 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20966 * config/arc/arc.h (movsicc, movsfcc): Use it.
20967 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20968 (cbranchsi4, cstoresi4): New.
20969 (cmpsi, bCC and sCC expanders): Remove.
20971 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20972 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20973 * config/arm/predicates.md (arm_comparison_operator): Only include
20974 floating-point operators if there is a hardware floating-point unit.
20975 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20976 deferring to cbranch_cc and cstore_cc respectively.
20977 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20978 cbranch_cc, cstore_cc): New.
20979 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20981 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20983 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20984 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20986 (adjust_insn_length): Adjust calls.
20987 (avr_reorg): Handle (compare (foo) (const_int 0)).
20988 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20989 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20990 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20991 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20993 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20994 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20996 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20997 (cbranchsi4, cstorebi4, cstoresi4): New.
20998 (movbisi): This insn is duplicate, split it to zero_extend.
20999 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
21000 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
21001 (bfin_optimize_loop): Use cbranch expander.
21002 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
21003 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
21004 (bfin_bimode_comparison_operator): ... this.
21005 (bfin_direct_comparison_operator): New.
21007 * config/cris/cris.c (cris_normal_notice_update_cc): Look
21008 inside (compare FOO (const_int 0)).
21009 (cris_rtx_costs): Handle ZERO_EXTRACT.
21010 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
21011 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
21012 (*tstdi_v32): Delete.
21013 (*cmpdi_non_v32): Add M alternative for operand 1.
21014 (cmpsi, cmp<mode>): Make private.
21015 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
21017 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
21019 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
21020 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
21021 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
21022 (cc_reg_operand): New.
21023 (any_cond): Delete.
21024 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
21025 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
21026 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
21027 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
21028 crx_expand_scond): Delete.
21030 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
21032 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
21033 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
21035 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
21036 cstoresi4, cstoresf4, cstoredf4): New.
21037 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
21038 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21039 Receive the entire operands array.
21040 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
21041 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
21042 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21043 Get test/op0/op1 from the operands array.
21044 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
21046 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
21047 (h8300_expand_store): New.
21048 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
21050 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
21051 (h8300_expand_store): New.
21052 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
21053 or do not try to produce (set (cc0) REG).
21054 (peepholes): Wrap arguments with COMPARE. Add a peephole to
21055 change a compare into a move to a scratch register. Disable some
21056 peepholes when comparing with zero.
21057 (tstsi, tsthi, tstsi, cmpqi): Make private.
21059 (bCC, sCC): Delete.
21060 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
21063 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
21064 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
21065 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
21066 (ix86_emit_i387_log1p): Use cbranchxf2.
21067 (ix86_expand_setcc): Return void.
21068 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
21069 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
21070 cmp<MODEF>, cmpcc): Remove.
21071 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
21072 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
21073 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
21074 (sCC and bCC expanders): Remove.
21075 (stack_protect_test): Use cbranchcc4.
21077 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
21079 (ia64_expand_compare): Accept three rtx by reference and return void.
21080 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
21081 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
21082 from *expr. Update *expr with the BImode comparison to do.
21083 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
21084 cmptf, bCC, sCC, conditional_trap): Delete.
21085 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
21086 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
21087 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
21088 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
21089 * config/ia64/predicates.md (ia64_cbranch_operator): New.
21091 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
21092 type of last argument.
21093 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
21094 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
21095 use machine mode argument instead of branch_type. Remove dead
21096 code for floating-point comparisons.
21097 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
21098 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
21100 (cbranchsi4, cstoresi4): New.
21101 * config/iq2000/predicates.md (reg_or_const_operand): New.
21103 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
21104 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
21105 (b<code>_op): Rewrite to...
21106 (bcc_op): ... this, using match_operator.
21107 (s<code>_op): Rewrite to...
21108 (scc_op): ... this, using match_operator.
21109 (s<code>_24_op): Rewrite to...
21110 (scc_op_24): ... this, using match_operator.
21111 (s<code>_<mode>): Rewrite to...
21112 (cstore<mode>4): ... this, using match_operator.
21113 (s<code>_<mode>_24): Rewrite to...
21114 (cstore<mode>4_24): ... this, using match_operator.
21115 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
21116 m32c_unpend_compare, m32c_expand_scc): Delete.
21117 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
21118 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
21119 (m32c_expand_movcc): Change NE to EQ if necessary.
21120 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
21122 * config/m32r/m32r-protos.h (gen_cond_store): New.
21123 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
21124 (gen_cond_store): New, from sCC patterns.
21125 (m32r_expand_block_move): Use cbranchsi4.
21126 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
21127 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
21128 (cbranchsi4, cstoresi4): New.
21130 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
21132 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
21133 (m68hc11_notice_update_cc): Look into a compare with 0.
21134 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
21136 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
21137 cmphi, cmpqi, bCC): Delete.
21138 (cbranchsi4, cbranchhi4, cbranchqi4): New.
21139 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
21140 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
21143 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
21144 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
21145 * config/m68k/constraints.md (H): New.
21146 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
21147 the define_insn below.
21148 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
21149 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
21150 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
21151 patterns): Wrap RHS with COMPARE.
21152 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
21153 (*cmpdi_internal): Name this pattern.
21154 (cmpdi): Change to define_insn.
21155 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
21156 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
21157 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
21159 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
21160 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
21161 (conditional_trap): Change to...
21162 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
21163 (*conditional_trap): Use the ordered_comparison_operator and
21164 const1_operand predicates.
21165 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
21166 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
21167 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
21168 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
21170 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
21171 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
21172 (mcore_gen_compare): New.
21173 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
21174 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
21175 (mcore_gen_compare): ... this.
21176 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
21177 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
21178 (stack probe pattern): Use cbranchsi4.
21180 * config/mips/predicates.md (mips_cstore_operator): New.
21181 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
21182 * config/mips/mips.md (any_cond): Delete.
21183 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
21185 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
21186 fixuns_truncsfdi2): Use cbranch patterns.
21187 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
21188 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
21189 Adjust call to mips_expand_conditional_branch.
21190 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
21192 * config/mips/mips-protos.h (mips_expand_conditional_branch,
21193 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
21194 * config/mips/mips.c (cmp_operands): Delete.
21195 (mips_emit_compare): Get comparison operands from *op0/*op1.
21196 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
21197 that it succeeds. Use op0/op1 instead of cmp_operands.
21198 (mips_expand_conditional_branch, mips_expand_conditional_move,
21199 mips_expand_conditional_trap): Likewise.
21200 (mips_block_move_loop): Use cbranch patterns.
21201 * config/mips/mips.h (cmp_operands): Delete.
21203 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
21204 (mmix_gen_compare_reg): Just return a register in the right CC mode.
21205 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
21206 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
21207 (*cmpcc_folded): Rename to...
21208 (*cmpdi_folded): this.
21209 (*cmpcc): Rename to...
21211 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
21214 (cbranchdf4): New. Handle invalid comparisons here.
21215 * config/mmix/predicates.md (float_comparison_operator): New.
21217 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
21218 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
21219 * config/mn10300/mn10300.md (tst): Delete.
21220 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
21221 Name these patterns and wrap RHS in a compare.
21222 (*cmpsi): Make this pattern private. Include tst.
21223 (*cmpsf): Make this pattern private.
21224 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
21225 (compare with zero peepholes): Likewise.
21227 (cbranchsi4, cbranchsf4): New.
21228 (casesi): Use cbranchsi4.
21230 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
21231 hppa_branch_type): Delete.
21232 (return_addr_rtx): Use cbranchsi4.
21233 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
21234 Emit CCFPmode comparison here.
21235 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
21236 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
21237 hppa_branch_type): Delete.
21238 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
21239 (movsicc, movdicc): Remove references to hppa_compare_op0,
21240 hppa_compare_op1 and compare_from_rtx.
21241 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
21242 (casesi): Use cbranchsi4.
21244 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
21245 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
21246 * config/pdp11/pdp11.md (register_or_const0_operand): New.
21247 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
21248 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
21250 (cbranchdf4, cbranchhi4, cbranchqi4): New.
21251 (*branch, *branch_inverted): New.
21253 * config/picochip/picochip.md (cbranchhi4): Use
21254 ordered_comparison_operator.
21255 (cmphi, bCC): Remove.
21257 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
21258 (trap_comparison_operator): Delete.
21259 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
21260 rs6000_emit_cbranch): Accept mode and operands.
21261 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
21262 rs6000_compare_fp_p): Delete.
21263 (rs6000_generate_compare): Accept mode and comparison. Extract code
21264 and op0/op1 from there. Replace references to rs6000_compare_op0
21265 and rs6000_compare_op1.
21266 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
21267 extract result from passed operands.
21268 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
21269 extract loc from passed operands.
21270 (rs6000_emit_cmove): Likewise.
21271 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
21272 rs6000_compare_fp_p): Delete.
21273 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
21274 (cbranch<GPR>4, cbranch<FP>4): New.
21275 (cstore<mode>4): New. Consolidate here all choices about when to use
21276 portable or specialized sCC sequences.
21277 (stack_protect_test): Use cbranchsi4.
21278 (conditional_trap): Replace with ctrap<GPR>4.
21279 (conditional trap insn): Replace trap_comparison_operator with
21280 ordered_comparison_operator.
21282 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
21283 (s390_emit_prologue): Use ctrap.
21284 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
21285 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
21286 New predicates replacing...
21287 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
21288 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
21289 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
21290 (add<mode>cc): Do not use s390_compare_op0/op1.
21291 (s<code>): Change to...
21292 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
21293 (seq): Change to...
21294 (cstorecc4): ... this. Handle EQ or NE equally.
21295 (*sne): Un-privatize for use in cstorecc4.
21296 (b<code>): Change to...
21297 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
21298 (conditional_trap): Replace with...
21299 (ctrap<GPR>4, ctrap<FP>4): ... these.
21300 (stack_protect): Use cbranchcc4.
21302 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
21303 * config/score/score-protos.h (score_gen_cmp): Delete.
21304 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
21305 (score_block_move-loop): Use cbranchsi4.
21306 * config/score/score.md (cbranchsi4): New.
21307 (cmpsi, bCC): Delete.
21308 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
21309 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21310 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
21311 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21312 * config/score/score3.h (score3_gen_cmp): Delete.
21313 * config/score/score7.h (score7_gen_cmp): Delete.
21315 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
21316 (sh_emit_scc_to_t): ... this. Return void.
21317 (from_compare): Rename to...
21318 (sh_emit_compare_and_branch): ... this.
21319 (sh_emit_compare_and_set): New.
21320 (sh_expand_t_scc): Accept operands.
21321 * config/sh/predicates.md (sh_float_comparison_operator): New.
21322 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
21323 (prepare_scc_operands): Rename to...
21324 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
21326 (sh_emit_cheap_store_flag): New.
21327 (sh_emit_set_t_insn): New.
21328 (from_compare): Rename to...
21329 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
21330 handling of TARGET_SH2E floating point to avoid recursive call.
21331 Generate branch here.
21332 (sh_emit_compare_and_set): New.
21333 (sh_expand_t_scc): Get op0/op1 from arguments.
21334 (sh_emit_cheap_store_flag): New.
21335 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
21337 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
21338 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
21339 (movsicc, movdicc): Do nothing when it recreated operands from
21340 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
21341 prepare_scc_operands (now sh_emit_scc_to_t).
21342 (udivdi3): Use cstoresi4.
21343 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
21344 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
21345 (cbranchint4_media, cbranchfp4_media): New.
21346 (casesi): Use cbranchdi4.
21347 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
21349 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
21350 (movnegt): Remove second operand.
21351 (cbranchsf4, cbranchdf4): New.
21352 (stack_protect): Use cbranchdi4/cbranchsi4.
21354 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
21355 (gen_compare_reg): Accept comparison, extract part of it to...
21356 (gen_compare_reg_1): ... this.
21357 (gen_compare_operator): Delete.
21358 (gen_v9_scc): Accept separate destination, comparison code and arms.
21359 Do not use sparc_compare_op0/sparc_compare_op1.
21360 (emit_scc_insn, emit_conditional_branch_insn): New.
21361 (emit_v9_brxx): Make static. Remove useless assertion.
21362 (sparc_emit_float_lib_cmp): Return RTL instead of calling
21364 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
21365 * config/sparc/sparc-protos.h (gen_compare_reg,
21366 sparc_emit_float_lib_cmp): Adjust prototype.
21367 (emit_scc_insn, emit_conditional_branch_insn): New.
21368 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
21369 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
21370 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
21371 iterators to the top.
21372 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
21373 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
21374 snedi_special_trunc): Delete.
21375 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
21376 and snedi_special_trunc.
21377 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
21378 cbranchdi4, cbranch<F:mode>4): New.
21379 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
21380 here. Use gen_compare_reg instead of gen_compare_operator.
21381 (conditional_trap): Replace with...
21382 (ctrapsi4, ctrapdi4): ... this.
21383 (stack_protect_test): Use cbranchcc4.
21385 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
21387 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
21388 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
21389 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
21390 from operands[0] or operands[3] depending on is_set.
21391 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
21392 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
21393 cmpdf, bCC), sCC: Remove.
21394 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
21395 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
21397 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
21398 spu_emit_branch_or_set.
21400 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
21402 * config/stormy16/stormy16.h (xstormy16_compare_op0,
21403 xstormy16_compare_op1): Delete.
21404 * config/stormy16/stormy16.c (xstormy16_compare_op0,
21405 xstormy16_compare_op1): Delete.
21406 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
21408 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
21409 (cmphi, cmpsi, bCC): Remove.
21411 * config/v850/v850.md (tstsi, cmpsi): Fold into...
21412 (*cmpsi): ... this one.
21413 (cbranchsi4, cstoresi4): New.
21414 (bCC expanders): Delete.
21415 (sCC insns): Fold into...
21416 (*setcc): ... this one.
21417 (casesi): Do not use gen_cmpsi and gen_bgtu.
21418 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
21419 (movsicc): Simplify.
21420 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
21422 * config/vax/vax-protos.h (cond_name): New.
21423 (vax_output_conditional_branch): Remove.
21424 * config/vax/vax.c (cond_name): New.
21425 (vax_output_conditional_branch): Remove.
21426 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
21427 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
21428 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
21429 (bit<VAXint>): Wrap source with (compare).
21430 (b<code> and following unnamed pattern): Rename to *branch and
21431 *branch_reversed. Change macroization to match_operator.
21432 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
21434 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
21435 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
21436 Change last argument to machine_mode.
21437 (xtensa_expand_scc): Add machine_mode argument.
21438 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
21439 (gen_conditional_move, xtensa_expand_conditional_branch,
21440 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
21441 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
21442 Adjust operand numbers.
21443 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
21445 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
21446 (cmpsi, cmpsf, b<code>, s<code>): Delete.
21447 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
21449 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21451 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21452 causes spurious differences between trunk and cond-optab branch.
21454 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21457 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
21459 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21461 * tree.c (iterative_hash_pointer): Delete.
21462 (iterative_hash_expr): Short-circuit handling of NULL pointer.
21463 Hash UIDs and versions of SSA names. Don't special-case built-in
21464 function declarations.
21466 2009-05-11 Ian Lance Taylor <iant@google.com>
21469 * graphite.c: Force -Wc++-compat to only be a warning before
21470 #including "cloog/cloog.h".
21472 2009-05-11 Martin Jambor <mjambor@suse.cz>
21474 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
21476 2009-05-11 Jan Hubicka <jh@suse.cz>
21478 * tree-ssa-loop-ivcanon.c: Include target.h
21479 (struct loop_size): new structure.
21480 (constant_after_peeling): New predicate.
21481 (tree_estimate_loop_size): New function.
21482 (estimated_unrolled_size): Rewrite for new estimates.
21483 (try_unroll_loop_completely): Use new estimates.
21484 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
21486 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21488 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
21489 libcpp interface change.
21490 (spu_macro_to_expand): Likewise.
21492 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
21494 PR tree-optimization/40026
21495 * gimplify.c (gimplify_init_constructor): Change initial conditional
21496 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
21497 optimize_compound_literals_in_ctor.
21499 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
21501 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
21503 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
21505 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
21507 * tree-vect-data-refs.c (vect_analyze_group_access): Use
21508 HOST_WIDE_INT for gap.
21510 2009-05-11 Ira Rosen <irar@il.ibm.com>
21512 PR tree-optimization/40074
21513 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
21514 account in group size and step comparison.
21516 2009-05-11 Richard Guenther <rguenther@suse.de>
21518 * passes.c (init_optimization_passes): Strip now incorrect comment.
21519 (execute_function_todo): Do not set PROP_alias.
21520 * tree-pass.h (PROP_alias): Remove.
21521 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
21522 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
21523 * tree-nrv.c (pass_return_slot): Likewise.
21524 * tree-object-size.c (pass_object_sizes): Likewise.
21525 * tree-ssa-dom.c (pass_dominator): Likewise.
21526 (pass_phi_only_cprop): Likewise.
21527 * tree-ssa-dse.c (pass_dse): Likewise.
21528 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
21529 (pass_cselim): Likewise.
21530 * tree-ssa-pre.c (pass_pre): Likewise.
21531 (pass_fre): Likewise.
21532 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
21533 * tree-ssa-sink.c (pass_sink_code): Likewise.
21534 * tree-stdarg.c (pass_stdarg): Likewise.
21535 * tree-tailcall.c (pass_tail_calls): Likewise.
21536 * tree-vrp.c (pass_vrp): Likewise.
21538 2009-05-10 Ian Lance Taylor <iant@google.com>
21540 * basic-block.h (enum profile_status): Break out of struct
21541 control_flow_graph.
21542 * cgraph.h (struct inline_summary): Break out of struct
21544 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
21545 of struct cgraph_order_sort.
21546 * combine.c (enum undo_kind): New enum, broken out of struct undo.
21547 * cse.c (struct branch_path): Break out of struct
21548 cse_basic_block_data.
21549 * except.h (enum eh_region_type): Break out of struct eh_region.
21550 * gcc.c (enum add_del): Break out of struct modify_target.
21551 * genrecog.c (enum decision_type): Break out of struct decision_test.
21552 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
21554 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
21555 * regmove.c (enum match_use): New enum, broken out of struct match.
21556 * sched-int.h (enum post_call_group): New enum, broken out of
21558 (struct deps_reg): Break out of struct deps.
21559 * target.h (struct asm_int_op): Break out of struct gcc_target.
21560 * tree-eh.c (struct goto_queue_node): Break out of struct
21562 * tree-inline.h (enum copy_body_cge_which): Break out of
21564 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
21566 * c-decl.c (in_struct, struct_types): New static variables.
21567 (pushtag): Add loc parameter. Change all callers.
21568 (lookup_tag): Add ploc parameter. Change all callers.
21569 (check_compound_literal_type): New function.
21570 (parser_xref_tag): Add loc parameter. Change all callers. If
21571 -Wc++-compat, warn about struct/union/enum types defined within a
21573 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
21574 and loc parameters. Change all callers. Change error calls to
21575 error_at, using loc. For a redefinition, if the location of the
21576 original definition is known, report it. Set in_struct and
21577 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
21578 (finish_struct): Add new parameters enclosing_in_struct and
21579 enclosing_struct_types. Change all callers. Set
21580 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
21581 in the struct. If in a struct, add this struct to struct_types.
21582 (start_enum): Add loc parameter. Change all callers. Use
21583 error_at for errors, using loc. For a redefinition, if the
21584 location of the original definition is known, report it. If in a
21585 struct, add this enum type to struct_types. If -Wc++-compat warn
21586 if in sizeof, typeof, or alignof.
21587 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
21588 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
21589 (c_parser_enum_specifier): Get enum location for start_enum.
21590 (c_parser_struct_or_union_specifier): Get struct location for
21591 start_struct. Save in_struct and struct_types status between
21592 start_struct and finish_struct.
21593 (c_parser_cast_expression): Get location of cast.
21594 (c_parser_alignof_expression): Get location of type.
21595 (c_parser_postfix_expression): Likewise.
21596 (c_parser_postfix_expression_after_paren_type): Add type_loc
21597 parameter. Change all callers. Call check_compound_literal_type.
21598 Use type_loc for error about variable size type.
21599 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
21600 of an enum constant from an enum type defined in a struct or union.
21601 (c_cast_expr): Add loc parameter. Change all callers. If
21602 -Wc++-compat, warn about defining a type in a cast.
21603 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
21604 (start_enum, start_struct, finish_struct): Update declarations.
21605 (parser_xref_tag, c_cast_expr): Update declarations.
21606 (check_compound_literal_type): Declare.
21608 2009-05-11 Ben Elliston <bje@au.ibm.com>
21610 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
21611 for recent libcpp interface change.
21612 (rs6000_macro_to_expand): Likewise.
21614 2009-05-10 Michael Matz <matz@suse.de>
21617 * config/arm/arm.c (require_pic_register): Emit on entry edge,
21618 not at entry of function.
21620 2009-05-10 Richard Guenther <rguenther@suse.de>
21622 PR tree-optimization/40081
21624 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21625 using the main variant of the element type. Do not fiddle with
21626 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21628 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
21629 structs with volatile fields.
21631 2009-05-10 Jan Hubicka <jh@suse.cz>
21633 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
21634 (estimate_move_cost): Assert that it does not get called for
21636 (estimate_num_insns): Skip VOID types in argument handling.
21637 (optimize_inline_calls): Delete unreachable blocks and verify that
21638 callgraph is valid.
21640 2009-05-10 Jan Hubicka <jh@suse.cz>
21642 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
21643 * cgraph.c (cgraph_mark_address_taken_node): New function.
21644 (dump_cgraph_node): Dump new flag.
21645 * cgraph.h (struct cgraph_node): Add address_taken.
21646 (cgraph_mark_address_taken_node): New function.
21647 * ipa.c (cgraph_postorder): Prioritize functions with address taken
21648 since new direct calls can be born.
21650 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21652 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
21653 tok->val.node.node.
21655 2009-05-10 Jan Hubicka <jh@suse.cz>
21657 PR middle-end/40084
21658 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
21660 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
21661 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
21662 * tree-inline.c (copy_bb): Set frequency correctly.
21663 (fold_marked_statements): Update call to
21664 cgraph_update_edges_for_call_stmt.
21666 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21668 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
21669 identifiers in diagnostics.
21670 * config/arm/arm.c (arm_handle_fndecl_attribute,
21671 arm_handle_isr_attribute): Likewise.
21672 * config/avr/avr.c (avr_handle_progmem_attribute,
21673 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
21674 * config/bfin/bfin.c (handle_int_attribute,
21675 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
21676 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
21677 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
21679 * config/darwin.c (darwin_handle_kext_attribute,
21680 darwin_handle_weak_import_attribute): Likewise.
21681 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
21682 h8300_handle_eightbit_data_attribute,
21683 h8300_handle_tiny_data_attribute): Likewise.
21684 * config/i386/i386.c (ix86_handle_cconv_attribute,
21685 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21686 * config/i386/winnt.c (ix86_handle_shared_attribute,
21687 ix86_handle_selectany_attribute): Likewise.
21688 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21689 * config/m32c/m32c.c (function_vector_handler): Likewise.
21690 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21691 m68hc11_handle_fntype_attribute): Likewise.
21692 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21693 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21694 * config/mips/mips.c (mips_insert_attributes,
21695 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21696 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21697 rs6000_handle_struct_attribute): Likewise.
21698 * config/sh/sh.c (sh_insert_attributes,
21699 sh_handle_resbank_handler_attribute,
21700 sh_handle_interrupt_handler_attribute,
21701 sh2a_handle_function_vector_handler_attribute,
21702 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21704 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21705 * config/spu/spu.c (spu_handle_fndecl_attribute,
21706 spu_handle_vector_attribute): Likewise.
21707 * config/stormy16/stormy16.c
21708 (xstormy16_handle_interrupt_attribute): Likewise.
21709 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21710 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21712 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21714 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21715 (pp_translate_identifiers): New.
21716 (pp_identifier): Only conditionally translate identifier to locale
21718 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21719 (pp_base_tree_identifier): Only conditionally translate identifier
21720 to locale character set.
21721 * c-pretty-print.c (M_): Define.
21722 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21723 fragments for conditional translation with M_.
21724 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21725 identifier translation.
21727 2009-05-10 Richard Guenther <rguenther@suse.de>
21729 PR tree-optimization/40081
21730 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21731 using the main variant of the element type. Do not fiddle with
21732 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21734 2009-05-09 Jan Hubicka <jh@suse.cz>
21736 PR middle-end/40080
21737 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21738 indirect calls; verify cgraph afterwards.
21740 2009-05-09 Jan Hubicka <jh@suse.cz>
21743 * ipa.c (update_inlined_to_pointer): New function.
21744 (cgraph_remove_unreachable_nodes): Use it.
21746 2009-05-09 Jan Hubicka <jh@suse.cz>
21748 * tree-eh.c (struct leh_state): Remove prev_try.
21749 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21750 not track prev_try.
21751 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21752 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21753 remove_eh_handler_and_replace, foreach_reachable_handler,
21754 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21755 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21756 (gen_eh_region_cleanup): Update prototype.
21758 2009-05-09 Jan Hubicka <jh@suse.cz>
21760 PR middle-end/40043
21761 * except.c (copy_eh_region): Always set prev_try.
21762 (redirect_eh_edge_to_label): Find outer try.
21763 (foreach_reachable_handler): When looking for prev try
21764 handle case where previous try is not going to be taken.
21766 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21768 PR tree-optimization/40049
21769 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21770 only vector/vector shifts, convert the type of the constant to the
21771 appropriate type to avoid building incorrect trees, which
21772 eventually have problems with garbage collection.
21774 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21776 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21777 -1 for complex floating-point types if honoring signed zeros.
21779 2009-05-08 Jan Hubicka <jh@suse.cz>
21781 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21782 argument; handle correctly when profile is absent.
21783 (build_cgraph_edges): Update.
21784 (rebuild_cgraph_edges): Update.
21785 * cgraph.c: Do not include varray.h.
21786 (cgraph_set_call_stmt_including_clones): New function.
21787 (cgraph_create_edge_including_clones): Likewise
21788 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21789 (cgraph_update_edges_for_call_stmt): Handle clones.
21790 (cgraph_remove_node): Handle clone tree.
21791 (cgraph_remove_node_and_inline_clones): New function.
21792 (dump_cgraph_node): Dump clone tree.
21793 (cgraph_clone_node): Handle clone tree.
21794 (clone_function_name): Bring here from tree-inline.c.
21795 (cgraph_create_virtual_clone): New function.
21796 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21797 (cgraph_clone_info): New function.
21798 (strut cgraph_node): Add clone_info and new clone tree pointers.
21799 (cgraph_remove_node_and_inline_clones,
21800 cgraph_set_call_stmt_including_clones,
21801 cgraph_create_edge_including_clones,
21802 cgraph_create_virtual_clone): Declare.
21803 (cgraph_function_versioning): Use VEC argument.
21804 (compute_call_stmt_bb_frequency): Update prototype.
21805 (cgraph_materialize_all_clones): New function.
21806 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21807 (ipcp_create_replace_map): Update to VECtors.
21808 (ipcp_update_callgraph): Use virtual clones.
21809 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21810 (ipcp_update_profiling): Do not update local profiling.
21811 (ipcp_insert_stage): Use VECtors and virtual clones.
21812 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21813 (clone_of_p): New function.
21814 (cgraph_preserve_function_body_p): Use clone tree.
21815 (cgraph_optimize): Materialize clones.
21816 (cgraph_function_versioning): Update for VECtors.
21817 (save_inline_function_body): Use clone tree.
21818 (cgraph_materialize_clone): New function.
21819 (cgraph_materialize_all_clones): Likewise.
21820 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21821 * ipa.c: Include gimple.h.
21822 (cgraph_remove_unreachable_nodes): Use clone tree.
21823 * ipa-prop.c (ipa_note_param_call): Update call to
21824 compute_call_stmt_bb_frequencycall.
21825 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21826 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21827 (copy_bb): Handle updating of clone tree; add new edge when new call
21829 (expand_call_inline): Be strict about every call having edge.
21830 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21831 (delete_unreachable_blocks_update_callgraph): New function.
21832 (tree_function_versioning): Use VECtors; always remove unreachable
21833 blocks and fold conditionals.
21834 * tree-inline.h: Do not include varray.h.
21835 (tree_function_versioning): Remove.
21836 * Makefile.in (GTFILES): Remove tree-inline.c
21837 * passes.c (do_per_function): Do only functions having body.
21838 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21841 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21842 Andrew Morrow <acm@google.com>
21845 * c-common.c (c_common_attribute_table): Permit deprecated
21846 attribute to take an optional argument.
21847 (handle_deprecated_attribute): If the optional argument to
21848 __attribute__((deprecated)) is not a string ignore the attribute
21849 and emit a warning.
21851 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21852 * c-typeck.c (build_component_ref): Likewise.
21853 (build_external_ref): Likewise.
21855 * toplev.c (warn_deprecated_use): Add an attribute argument.
21856 Emit the message associated with __attribute__((deprecated)).
21858 * toplev.h (warn_deprecated_use): Updated.
21860 * doc/extend.texi: Document new optional parameter to
21861 __attribute__((deprecated))
21863 2009-05-08 Michael Eager <eager@eagercon.com>
21865 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21866 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21868 2009-05-08 Richard Guenther <rguenther@suse.de>
21870 PR tree-optimization/40062
21871 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21872 Avoid exponential behavior.
21874 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21876 PR rtl-optimization/33928
21878 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21879 process_uses, build_single_def_use_links): New.
21880 (update_df): Update use_def_ref.
21881 (forward_propagate_into): Use get_def_for_use instead of use-def
21883 (fwprop_init): Call build_single_def_use_links and let it initialize
21885 (fwprop_done): Free use_def_ref.
21886 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21887 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21888 df_rd_simulate_one_insn): New.
21889 (df_rd_bb_local_compute_process_def): Update head comment.
21890 (df_chain_create_bb): Use the new RD simulation functions.
21891 * df.h (df_rd_simulate_artificial_defs_at_top,
21892 df_rd_simulate_one_insn): New.
21893 * opts.c (decode_options): Enable fwprop at -O1.
21894 * doc/invoke.texi (-fforward-propagate): Document this.
21896 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21899 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21900 and one complex operand specially.
21901 * tree-complex.c (some_nonzerop): Do not identify a real value as
21902 zero if flag_signed_zeros.
21904 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21906 PR rtl-optimization/33928
21907 * loop-invariant.c (record_use): Fix && vs. || mishap.
21909 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21911 PR rtl-optimization/33928
21912 * loop-invariant.c (struct use): Add addr_use_p.
21913 (struct def): Add n_addr_uses.
21914 (struct invariant): Add cheap_address.
21915 (create_new_invariant): Set cheap_address.
21916 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21917 (record_uses): Pass df_ref to record_use.
21918 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21921 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21923 * config/sh/sh.c: Do not include c-pragma.h.
21925 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21927 * config/spu/spu.c: Remove include of c-common.h.
21929 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21932 * c-common.h (mark_valid_location_for_stdc_pragma,
21933 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21934 clear_float_const_decimal64, float_const_decimal64_p): New.
21935 * c.opt (Wunsuffixed-float-constants): New.
21936 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21937 unsuffixed float constant, handle new warning.
21938 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21939 * c-decl.c (c_scope): New flag float_const_decimal64.
21940 (set_float_const_decimal64, clear_float_const_decimal64,
21941 float_const_decimal64_p): New.
21942 (push_scope): Set new flag.
21943 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21944 to use STDC pragmas.
21945 (c_parser_external_declaration): Ditto.
21946 (c_parser_compound_statement_nostart): Ditto.
21947 * c-pragma.c (valid_location_for_stdc_pragma,
21948 mark_valid_location_for_stdc_pragma,
21949 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21950 handle_pragma_float_const_decimal64): New.
21951 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21952 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21953 set_float_const_decimal64, clear_float_const_decimal64,
21954 float_const_decimal64_p): New dummy functions.
21955 * doc/extend.texi (Decimal Float): Remove statement that the
21956 pragma, and suffix for double constants, are not supported.
21957 * doc/invoke.texi (Warning Options): List new option.
21958 (-Wunsuffixed-float-constants): New.
21960 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21962 * config/i386/i386.c: Do not include c-common.h.
21964 2009-05-07 Mark Heffernan <meheff@google.com>
21966 * doc/invoke.texi (Debugging Options): Document change of debugging
21968 * opts.c (decode_options): Make dump_base_name relative to
21969 aux_base_name directory.
21971 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21973 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21974 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21976 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21978 * Makefile.in (install-plugin): Simplify a bit.
21980 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21982 * Makefile.in (OBJS-common): Add regcprop.o.
21984 * timevar.def (TV_CPROP_REGISTERS): New.
21985 * regrename.c (regrename_optimize): Return 0.
21986 (rest_of_handle_regrename): Delete.
21987 (pass_rename_registers): Point to regrename_optimize.
21988 (struct value_data_entry, struct value_data,
21989 kill_value_one_regno, kill_value_regno, kill_value,
21990 set_value_regno, init_value_data, kill_clobbered_value,
21991 kill_set_value, kill_autoinc_value, copy_value,
21992 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21993 replace_oldest_value_reg, replace_oldest_value_addr,
21994 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21995 debug_value_data, validate_value_data): Move...
21996 * regcprop.c: ... here.
21997 (rest_of_handle_cprop): Delete.
21998 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
22000 2009-05-07 Jakub Jelinek <jakub@redhat.com>
22002 PR middle-end/40057
22003 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
22004 GEN_INT for 1 << bitnum.
22005 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
22006 build_int_cst_type.
22008 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
22010 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
22011 Remove wrong description of "nand" operation.
22013 2009-05-06 Richard Guenther <rguenther@suse.de>
22014 Adam Nemet <anemet@caviumnetworks.com>
22016 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
22017 comment. Add that if LHS is not a gimple register, then RHS1 has
22018 to be a single object (GIMPLE_SINGLE_RHS).
22020 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
22022 * expr.c (get_def_for_expr): Move it up in the file.
22023 (store_field): When expanding a bit-field store, look at the
22024 defining gimple stmt for the masking conversion.
22026 2009-05-06 Janis Johnson <janis187@us.ibm.com>
22028 PR middle-end/39986
22029 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
22030 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
22031 32-bit memcpy into long.
22033 2009-05-06 Jakub Jelinek <jakub@redhat.com>
22035 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
22036 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
22038 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
22039 instead of appending DW_OP_deref*.
22041 2009-05-06 Michael Matz <matz@suse.de>
22043 PR middle-end/40021
22044 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
22045 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
22047 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
22049 * Makefile.in (install-plugin): Fix srcdir handling.
22051 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
22053 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
22054 when processing for not_regs_needed bitmap.
22055 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
22056 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
22057 handling it for rhs.
22059 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22061 * config/i386/i386.md (unnamed inc/dec peephole): Use
22062 optimize_insn_for_size_p instead of optimize_size.
22063 * config/i386/predicates.md (incdec_operand): Likewise.
22064 (aligned_operand): Likewise.
22065 * config/i386/sse.md (divv8sf3): Likewise.
22066 (sqrtv8sf2): Likewise.
22068 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22070 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
22072 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
22074 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22076 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
22077 ssemodesuffixf2c with avxmodesuffixf2c.
22079 2009-05-06 Joseph Myers <joseph@codesourcery.com>
22082 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
22084 2009-05-05 Jakub Jelinek <jakub@redhat.com>
22086 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
22087 (struct tree_base): Adjust spacing for 8 bit boundaries.
22088 (struct tree_decl_common): Add decl_by_reference_flag bit.
22089 (DECL_BY_REFERENCE): Adjust.
22090 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
22091 print DECL_BY_REFERENCE bit.
22092 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
22093 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
22094 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
22095 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
22098 PR middle-end/39666
22099 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
22100 range of the type, but default label is missing, add it with one
22101 of the existing labels instead of adding a new label for it.
22103 2009-05-05 Joseph Myers <joseph@codesourcery.com>
22107 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
22109 * Makefile.in (enable_plugin, plugin_includedir): New.
22110 (install): Depend on install-plugin.
22111 (PLUGIN_HEADERS): New.
22112 (install-plugin): New.
22113 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
22115 2009-05-05 Richard Guenther <rguenther@suse.de>
22117 PR tree-optimization/40022
22118 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
22120 (phivn_valid_p): Fix tuplification error, simplify.
22121 (phiprop_insert_phi): Add dumps.
22122 (propagate_with_phi): Simplify.
22124 2009-05-05 Richard Guenther <rguenther@suse.de>
22126 PR middle-end/40023
22127 * builtins.c (gimplify_va_arg_expr): Properly build the address.
22129 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
22131 * tree.h (strip_float_extensions): Remove duplicate declaration.
22132 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
22133 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
22134 block_ultimate_origin): Rearrange the declarations line to match the
22135 comment that indicates the .c file which the functions are defined.
22136 (dwarf2out_*, set_decl_rtl): Add comment.
22137 (get_base_address): Adjust comment.
22138 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
22139 declarations line and add comment.
22140 (is_builtin_name): Add blank after function name, for clarity.
22142 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22144 * attribs.c (decl_attributes): Use %qE for identifiers in
22146 * cgraphunit.c (verify_cgraph_node): Translate function names to
22147 locale character set in diagnostics.
22148 * coverage.c (get_coverage_counts): Use %qE for identifiers in
22150 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
22151 Document that functions are named in UTF-8.
22152 * expr.c (expand_expr_real_1): Translate function names to locale
22153 character set in diagnostics.
22154 * gimplify.c (omp_notice_variable, omp_is_private,
22155 gimplify_scan_omp_clauses): Use %qE for identifiers in
22157 * langhooks.c (lhd_print_error_function): Translate function names
22158 to locale character set.
22159 * langhooks.h (decl_printable_name): Document that return value is
22160 in internal character set.
22161 * stmt.c: Include pretty-print.h
22162 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
22164 (resolve_operand_name_1): Translate named operand name to locale
22166 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
22168 * toplev.c (announce_function): Translate function names to locale
22170 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
22171 (default_tree_printer): Use pp_identifier or translate identifiers
22172 to locale character set. Mark "<anonymous>" for translation.
22173 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
22174 for identifiers in diagnostics.
22175 * tree.c (handle_dll_attribute): Use %qE for identifiers in
22177 * varasm.c (output_constructor): Use %qE for identifiers in
22180 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
22182 * configure.ac: use ` ` instead of $()
22183 * configure: Regenerate.
22185 2009-05-05 Ben Elliston <bje@au.ibm.com>
22187 * config/pa/linux-atomic.c: Eliminate conditional include of
22188 errno.h on non-LP64 systems to simplify build requirements.
22190 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22192 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
22194 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
22195 and pass value to identifier_to_locale.
22196 (warn_variable_length_array): Make name a tree.
22197 (grokdeclarator): Separate diagnostic texts for named and unnamed
22198 declarators. Use %qE for named declarators.
22199 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
22201 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
22202 identifiers in diagnostics.
22203 * c-typeck.c (push_member_name, start_init): Pass identifiers to
22204 identifier_to_locale. Mark "anonymous" strings for translation.
22206 2009-05-04 Michael Eager <eager@eagercon.com>
22208 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
22209 address for DImode/DFmode only if double-precision FP regs.
22211 2009-05-04 Michael Eager <eager@eagercon.com>
22213 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
22214 TARGET_SINGLE_FLOAT check.
22216 2009-05-04 Michael Eager <eager@eagercon.com>
22218 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
22220 2009-05-04 Michael Eager <eager@eagercon.com>
22222 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
22223 * config/rs6000/t-xilinx: New
22225 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
22227 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
22228 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
22229 * gcc/explow.c (memory_address): Use target hook.
22230 * gcc/targhooks.c (default_legitimize_address): New.
22231 * gcc/targhooks.h (default_legitimize_address): New.
22232 * gcc/target.h (legitimize_address): New.
22233 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
22234 (TARGET_INITIALIZER): Include it.
22235 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
22237 * config/bfin/bfin-protos.h (legitimize_address): Remove.
22238 * config/bfin/bfin.c (legitimize_address): Remove.
22239 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
22240 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
22242 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
22243 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
22245 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
22246 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
22247 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
22248 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
22249 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
22250 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
22251 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
22252 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
22253 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
22254 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
22255 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
22256 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
22257 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
22258 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
22259 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
22260 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
22261 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
22262 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
22263 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
22264 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
22265 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
22266 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
22267 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
22269 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
22270 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
22271 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
22272 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
22273 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
22274 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
22275 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
22276 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
22277 (thumb_legitimize_address): Delete.
22278 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
22279 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
22280 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
22281 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
22282 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
22283 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
22285 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
22288 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
22289 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
22290 * config/m32r/m32r.c (m32r_legitimize_address): New.
22291 * config/m68k/m68k.c (m68k_legitimize_address): New.
22292 * config/score/score.c (score_legitimize_address): Standardize.
22293 * config/score/score3.c (score3_legitimize_address): Standardize.
22294 * config/score/score3.h (score3_legitimize_address): Adjust.
22295 * config/score/score7.c (score7_legitimize_address): Standardize.
22296 * config/score/score7.h (score7_legitimize_address): Adjust.
22297 * config/sh/sh.c (sh_legitimize_address): New.
22298 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
22300 * gcc/config/s390/s390.c (legitimize_address): Rename to...
22301 (s390_legitimize_address): ... this.
22302 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
22303 (sparc_legitimize_address): ... this.
22304 * gcc/config/i386/i386.c (legitimize_address): Rename to...
22305 (ix86_legitimize_address): ... this.
22306 * gcc/config/avr/avr.c (legitimize_address): Rename to...
22307 (avr_legitimize_address): ... this.
22308 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
22309 (mn10300_legitimize_address): ... this.
22310 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
22311 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
22312 (alpha_expand_mov): Adjust call.
22314 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
22315 * config/spu/spu.c (spu_legitimize_address): Likewise.
22316 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
22317 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
22319 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22321 * intl.c (locale_encoding, locale_utf8): New.
22322 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
22323 * intl.h (locale_encoding, locale_utf8): Declare.
22324 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
22325 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
22327 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
22329 (pp_tree_identifier): Define to call pp_base_tree_identifier.
22330 (pp_base_tree_identifier): Declare as function.
22331 (identifier_to_locale): Declare.
22332 * Makefile.in (pretty-print.o): Update dependencies.
22333 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
22335 2009-05-04 Richard Guenther <rguenther@suse.de>
22337 PR middle-end/40015
22338 * builtins.c (fold_builtin_memory_op): Do not decay to element
22339 type if the size matches the whole array.
22341 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22343 * expmed.c (synth_mult): When trying out a shift, pass the result
22346 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22348 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
22349 (shiftsub1_cost): New.
22350 (init_expmed): Compute shiftsub1_cost.
22351 (synth_mult): Optimize multiplications by constants of the form
22352 -(2^^m-1) for some constant positive integer m.
22354 2009-05-03 Richard Guenther <rguenther@suse.de>
22357 * c-typeck.c (array_to_pointer_conversion): Do not built
22358 ADDR_EXPRs of arrays of pointer-to-element type.
22359 * c-gimplify.c (c_gimplify_expr): Revert change fixing
22360 up wrong ADDR_EXPRs after-the-fact.
22361 * c-common.c (strict_aliasing_warning): Strip pointer
22362 conversions for obtaining the original type.
22363 * builtins.c (fold_builtin_memset): Handle array types.
22364 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
22367 2009-05-03 Richard Guenther <rguenther@suse.de>
22369 PR middle-end/23329
22370 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
22371 Do not lose casts from array types with unknown extent to array
22372 types with known extent.
22373 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
22374 alias set compatibility.
22376 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
22378 * flags.h (extra_warnings): Delete.
22379 * toplev.c (process_options): Handle Wuninitialized here.
22380 * opts.c (extra_warnings): Delete.
22381 (set_Wextra): Delete.
22382 (common_handle_option): -Wextra can be handled automatically.
22383 * c-opts.c (c_common_handle_option): Delete obsolete code.
22384 (c_common_post_options): Simplify comment.
22385 * common.opt (W): Add Var.
22387 (Wuninitialized): Initialize to -1.
22389 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
22390 Richard Guenther <rguenther@suse.de>
22392 * expr.c (get_def_for_expr): New function.
22393 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
22394 SSA rather than trees.
22395 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
22396 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
22398 2009-05-03 Joseph Myers <joseph@codesourcery.com>
22400 * c-common.c (reswords): Add _Imaginary.
22401 * c-common.c (enum rid): Add RID_IMAGINARY.
22403 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
22405 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
22406 Patch by Richard Guenther.
22408 2009-05-03 Anatoly Sokolov <aesok@post.ru>
22410 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
22411 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
22412 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
22413 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
22414 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
22415 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
22416 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
22417 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
22418 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
22419 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
22420 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
22421 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
22422 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
22423 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
22424 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
22425 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
22426 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
22427 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
22429 2009-05-02 Richard Guenther <rguenther@suse.de>
22431 PR tree-optimization/39940
22432 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
22435 2009-05-02 Richard Guenther <rguenther@suse.de>
22437 PR middle-end/40001
22438 * tree-ssa.c (execute_update_addresses_taken): Properly check
22439 if we can mark a variable DECL_GIMPLE_REG_P.
22440 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
22441 back to the end of the function.
22442 (is_gimple_reg_type): Remove complex type special casing.
22443 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
22446 2009-05-02 Ben Elliston <bje@au.ibm.com>
22448 * doc/collect2.texi (Collect2): Document search path behaviour
22449 when configured with --with-ld.
22451 2009-05-02 Jan Hubicka <jh@suse.cz>
22453 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
22454 parameter; update callers.
22455 (coalesce_cost_edge): EH edges are costier because they needs
22456 splitting even if not critical and even more costier when there are
22457 multiple EH predecestors.
22459 2009-05-02 Jan Hubicka <jh@suse.cz>
22461 * except.c (remove_eh_handler_and_replace): Handle updating after
22462 removing TRY blocks.
22464 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
22466 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
22468 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
22470 * varasm.c: Do not include c-pragma.h.
22471 * attribs.c: Do not incude c-common.h.
22473 2009-05-01 Michael Matz <matz@suse.de>
22475 * calls.c (initialize_argument_information): Handle SSA names like
22476 decls with a non MEM_P DECL_RTL.
22478 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22480 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
22481 * ipa-utils.c: Likewise.
22482 * ipa-type-escape.c: Likewise.
22483 * cgraphunit.c Do not include c-common.h.
22484 * ipa-pure-const.c: Likewise.
22485 * tree-if-conv.c: Likewise.
22486 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
22487 * ipa-struct-reorg.c: Likewise.
22488 * tree-nomudflap.c: Likewise.
22489 * tree-ssa-structalias.c: Likewise.
22491 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22493 * store-motion.c: Many cleanups to make this pass a first-class
22494 citizen instead of an appendix to gcse load motion. Add TODO list
22495 to make this pass faster/cleaner/better.
22497 (struct ls_expr): Post gcse.c-split cleanups.
22498 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
22499 "stores" field to "avail_stores".
22500 (pre_ldst_mems): Rename to store_motion_mems.
22501 (pre_ldst_table): Rename to store_motion_mems_table.
22502 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
22503 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
22504 (ldst_entry): Rename to st_expr_entry, update users.
22505 (free_ldst_entry): Rename to free_st_expr_entry, update users.
22506 (free_ldst_mems): Rename to free_store_motion_mems, update users.
22507 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
22509 (first_ls_expr): Rename to first_st_expr, update users.
22510 (next_ls_expr): Rename to next_st_expr, update users.
22511 (print_ldst_list): Rename to print_store_motion_mems. Print names of
22512 fields properly for store motion instead of names inherited from load
22514 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
22515 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
22518 (ae_kill): Rename to st_kill, update users.
22519 (ae_gen): Rename to st_avloc, update users.
22520 (transp): Rename to st_transp, update users.
22521 (pre_insert_map): Rename to st_insert_map, update users.
22522 (pre_delete_map): Rename to st_delete_map, update users.
22523 (insert_store, build_store_vectors, free_store_memory,
22524 one_store_motion_pass): Update for abovementioned changes.
22526 (gcse_subst_count, gcse_create_count): Remove.
22527 (one_store_motion_pass): New statistics counters "n_stores_deleted"
22528 and "n_stores_created", local variables.
22530 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
22533 (regvec, compute_store_table_current_insn): Remove.
22534 (reg_set_info, reg_clear_last_set): Remove.
22535 (compute_store_table): Use DF caches instead of local dataflow
22538 2009-05-01 Joseph Myers <joseph@codesourcery.com>
22540 * c-objc-common.c (c_tree_printer): Print identifiers with
22541 pp_identifier, not pp_string. Mark "({anonymous})" for
22543 * c-pretty-print.c (pp_c_ws_string): New.
22544 (pp_c_cv_qualifier, pp_c_type_specifier,
22545 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
22546 pp_c_storage_class_specifier, pp_c_function_specifier,
22547 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
22548 pp_c_primary_expression, pp_c_postfix_expression,
22549 pp_c_unary_expression, pp_c_shift_expression,
22550 pp_c_relational_expression, pp_c_equality_expression,
22551 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
22552 use pp_string and pp_c_ws_string in place of pp_identifier and
22553 pp_c_identifier for non-identifiers. Mark English strings for
22555 * c-pretty-print.h (pp_c_ws_string): Declare.
22557 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
22558 Roland McGrath <roland@redhat.com>
22560 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
22561 (ENABLE_LD_BUILDID): New configuration option.
22562 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
22563 (LINK_BUILDID_SPEC): New macro.
22564 (init_spec): If defined, prepend it between LINK_EH_SPEC and
22566 * doc/install.texi: Document --enable-linker-build-id option.
22567 * configure: Rebuild.
22568 * config.in: Rebuild.
22570 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
22572 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
22573 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
22574 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
22575 MIPS_GP_SAVE_AREA_SIZE.
22576 * config/mips/mips.c (struct mips_frame_info): Update comment
22577 before arg_pointer_offset and hard_frame_pointer_offset.
22578 (mips_compute_frame_info): Update diagram before function: to
22579 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
22580 indicate the position of frame_pointer_rtx with -fstack-protector and
22581 to show args_size. Don't allocate cprestore area for leaf functions
22582 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
22584 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
22586 2009-04-30 Michael Matz <matz@suse.de>
22588 PR tree-optimization/39955
22589 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
22591 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
22593 * ira.c (setup_cover_and_important_classes): Use safe macro
22594 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
22596 * genpreds.c (write_tm_preds_h): Output suitable definition of
22597 REG_CLASS_FOR_CONSTRAINT.
22599 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22601 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
22603 * bitmap.c (bitmap_descriptor): Likewise.
22604 * ggc-common.c (loc_descriptor): Likewise.
22605 * varray.c (varray_descriptor): Likewise.
22606 * vec.c (vec_descriptor): Likewise.
22608 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
22610 * Makefile.in (dce.o): Add $(EXCEPT_H).
22611 * dce.c: Include except.h and delete redundant vector definitions.
22612 (deletable_insn_p): Return false for non-call insns that can throw
22615 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
22617 * gcse.c (ae_gen): Remove.
22618 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
22619 and make non-static function to make it available in store-motion.c.
22620 Update call sites with search-and-replace.
22621 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
22622 extract_mentioned_regs, extract_mentioned_regs_helper,
22623 find_moveable_store, compute_store_table, load_kills_store, find_loads,
22624 store_killed_in_insn, store_killed_after, store_killed_before,
22625 build_store_vectors, insert_insn_start_basic_block, insert-store,
22626 remove_reachable_equiv_notes, replace_store_insn, delete_store,
22627 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
22628 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
22629 * store-motion.c: ...new file. Also copy data structures from gcse.c
22630 and clean up to remove parts not used by store motion.
22631 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
22632 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
22634 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22637 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
22638 when optimizing for size.
22640 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
22642 * gcse.c (gcse_constant_p): Fix typo in last change.
22644 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22646 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
22648 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
22650 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
22652 2009-04-29 James E. Wilson <wilson@codesourcery.com>
22654 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
22655 CONST_HIGH_PART result.
22657 2009-04-29 Anatoly Sokolov <aesok@post.ru>
22659 * config/avr/avr.c (initial_elimination_offset): Rename to
22660 avr_initial_elimination_offset.
22661 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
22662 change return type to bool.
22663 (avr_can_eliminate): New function.
22664 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
22665 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
22666 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
22667 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
22668 avr_initial_elimination_offset.
22669 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
22670 (avr_initial_elimination_offset): Define.
22672 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22673 Steven Bosscher <steven@gcc.gnu.org>
22675 PR rtl-optimization/39938
22676 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
22677 * cfgrtl.c: Include insn-attr.h.
22678 (rest_of_pass_free_cfg): New function.
22679 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
22680 * resource.c (init_resource_info): Remove call to df_analyze.
22682 2009-04-29 Richard Guenther <rguenther@suse.de>
22685 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22686 allow conversion to signed integers.
22688 2009-04-29 Richard Guenther <rguenther@suse.de>
22690 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22691 shifts of floating point vectors if the shift amount is
22692 a constant multiple of the element size.
22694 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22695 Michael Matz <matz@suse.de>
22697 PR middle-end/39927
22699 * tree-outof-ssa.c (emit_partition_copy): New function.
22700 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22701 insert_part_to_rtx_on_edge): Perform the partition base var
22702 copy using emit_partition_copy.
22703 (insert_value_copy_on_edge): Convert constants to the right mode.
22704 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22705 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22707 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22709 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22710 scan backwards to try to find a constant to initialize it.
22712 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22713 insn before the loop_end instruction, don't look past labels.
22715 2009-04-29 Richard Guenther <rguenther@suse.de>
22717 PR middle-end/39937
22718 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22719 loose type conversions.
22720 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22721 stmts only if there are no uses of its definition.
22723 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22725 * config/bfin/bfin.h (splitting_loops): Declare.
22726 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22727 Reorder bit definitions to be ascending.
22728 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22729 * config/bfin/bfin.c (splitting_loops): New variable.
22730 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22731 (struct loop_info): Remove members INIT and LOOP_INIT.
22732 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22733 the LSETUP sequence. Allow LC to be loaded from any register, but
22734 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22735 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22737 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22738 of reload_completed.
22741 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22743 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22745 * Makefile.in (PLUGIN_VERSION_H): New.
22746 (OBJS-common): Remove plugin-version.o.
22747 (plugin.o): Depend on (PLUGIN_VERSION_H).
22748 (plugin-version.o): Remove.
22749 * configure: Regenerate
22750 * configure.ac: Create plugin-version.h.
22751 * gcc-plugin.h (plugin_gcc_version): Remove.
22752 (plugin_default_version_check): Change signature.
22753 * plugin-version.c: Remove.
22754 * plugin.c: Include plugin-version.h.
22755 (str_plugin_gcc_version_name): Remove.
22756 (try_init_one_plugin): Pass gcc version to plugin_init.
22757 (plugin_default_version_check): Both gcc and plugin versions are now
22760 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22762 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22763 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22764 Remove special case testing for last insn of inner loops. Don't fail
22765 if the loop ends with a jump, emit an extra nop instead.
22767 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22768 DREGS rather than comparing directly. Remove code that tries to
22769 account for latencies.
22771 2009-04-29 Richard Guenther <rguenther@suse.de>
22773 PR tree-optimization/39941
22774 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22775 eliminating an indirect call.
22777 2009-04-29 Richard Guenther <rguenther@suse.de>
22779 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22780 parameter. Allow invariants as base if !require_lvalue.
22781 (verify_gimple_assign_single): Adjust.
22783 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22785 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22786 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22787 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22788 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22789 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22791 * config/bfin/bfin.c (bfin_expand_builtin,
22792 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22794 2009-04-28 Richard Guenther <rguenther@suse.de>
22796 * tree-vect-loop.c (get_initial_def_for_induction): Use
22797 correct types for pointer increment.
22799 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22801 * toplev.c (print_version): Update GMP version string calculation.
22803 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22805 PR rtl-optimization/39938
22806 * resource.c (init_resource_info): Add call to df_analyze.
22808 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22810 * config/alpha/alpha.md (usegp): Cast the result of
22811 alpha_find_lo_sum_using_gp to enum attr_usegp.
22812 * config/alpha/alpha.c (override_options): Remove end-of-structure
22813 marker element from cpu_table. Use array size of cpu_table to handle
22814 -mcpu and -mtune options.
22815 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22817 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22819 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22820 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22821 tune_32 and tune_64.
22822 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22823 support on PowerPC.
22824 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22825 * config/rs6000/option-defaults.h: ... here. New file.
22826 (OPT_64, OPT_32): Define.
22827 (MASK_64BIT): Define to 0 if not already defined.
22828 (OPT_ARCH64, OPT_ARCH32): Define.
22829 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22832 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22834 * config/arm/arm.c (arm_override_options): Emit error on using
22837 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22839 PR rtl-optimization/39914
22840 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22841 registers for allocnos created from user-defined variables only
22842 when not optimizing.
22844 2009-04-28 Richard Guenther <rguenther@suse.de>
22846 PR middle-end/39937
22847 * fold-const.c (fold_binary): Use distribute_real_division only
22850 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22852 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22853 add hpux-stdint.h to tm_file.
22854 (hppa[12]*-*-hpux11*): Ditto.
22855 (ia64*-*-hpux*): Ditto.
22856 * config/hpux-stdint.h: New.
22857 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22858 __STDC_EXT__ for all compiles.
22859 * config/pa/pa-hpux.h: Ditto.
22860 * config/pa/pa-hpux10.h: Ditto.
22861 * config/pa/pa-hpux11.h: Ditto.
22863 2009-04-28 Catherine Moore <clm@codesourcery.com>
22865 * debug.h (set_name): Add comment.
22867 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22870 * config/darwin.c (machopic_gen_offset): Check
22871 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22872 * config/arm/arm.c (require_pic_register): Likewise.
22874 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22876 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22877 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22878 m32c_promote_prototypes): Delete.
22880 2009-04-28 Michael Matz <matz@suse.de>
22882 PR middle-end/39922
22883 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22886 2009-04-28 Richard Guenther <rguenther@suse.de>
22888 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22890 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22892 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22893 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22894 * config/arm/arm-tune.md: Regenerate.
22896 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22898 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22899 block if there are complex incoming edges.
22900 (sel_merge_blocks): Remove useless assert.
22901 (sel_redirect_edge_and_branch): Check that edge was redirected.
22902 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22903 (sel_find_rgns): Delete declaration.
22904 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22905 the region when it is not a preheader.
22907 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22910 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22912 2009-04-28 Richard Guenther <rguenther@suse.de>
22914 * tree.h (SSA_NAME_VALUE): Remove.
22915 (struct tree_ssa_name): Remove value_handle member.
22916 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22917 array for jump threading.
22918 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22920 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22921 * tree-flow.h (threadedge_initialize_values): Declare.
22922 (threadedge_finalize_values): Likewise.
22923 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22924 (SSA_NAME_VALUE): Define.
22925 (threadedge_initialize_values): New function.
22926 (threadedge_finalize_values): Likewise.
22927 * tree-ssa-dom.c (ssa_name_values): New global variable.
22928 (SSA_NAME_VALUE): Define.
22929 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22931 2009-04-28 Ira Rosen <irar@il.ibm.com>
22933 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22934 Use REPORT_VECTORIZED_LOCATIONS instead
22935 REPORT_VECTORIZED_LOOPS.
22936 * tree-vectorizer.c (vect_verbosity_level): Make static.
22937 (vect_loop_location): Rename to vect_location.
22938 (vect_set_verbosity_level): Update comment.
22939 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22941 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22942 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22943 instead REPORT_UNVECTORIZED_LOOPS.
22944 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22945 and vect_loop_def to vect_external_def and vect_internal_def.
22946 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22947 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22948 REPORT_UNVECTORIZED_LOCATIONS.
22949 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22950 and vect_used_in_loop and to vect_unused_in_scope and
22951 vect_used_in_scope.
22952 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22953 (vect_verbosity_level): Remove declaration.
22954 (vect_analyze_operations): Likewise.
22955 (vect_analyze_stmt): Declare.
22956 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22957 REPORT_UNVECTORIZED_LOCATIONS.
22958 (vect_get_loop_niters): Fix indentation.
22959 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22960 (vect_analyze_loop_operations): New function.
22961 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22962 vect_analyze_operations.
22963 (vect_is_simple_reduction): Use new names.
22964 (vectorizable_live_operation, vect_transform_loop): Likewise.
22965 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22966 to specify whether the data references can be a part of interleaving
22968 (vect_analyze_data_ref_dependence): Use new names.
22969 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22970 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22971 * tree-vect-patterns.c (widened_name_p): Use new names.
22972 (vect_recog_dot_prod_pattern): Likewise.
22973 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22974 (process_use, vect_mark_stmts_to_be_vectorized,
22975 vect_model_simple_cost, vect_model_store_cost,
22976 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22977 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22978 vectorizable_operation, vectorizable_type_demotion,
22979 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22980 vectorizable_condition): Likewise.
22981 (vect_analyze_operations): Split into vect_analyze_loop_operations
22983 (vect_analyze_stmt): ... new function.
22984 (new_stmt_vec_info): Use new names.
22985 (vect_is_simple_use): Use new names and fix comment.
22986 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22987 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22989 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22992 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22993 and integer modes for x87 operands. Do not ICE for unsupported size,
22994 generate error instead. Generate error for unsupported operand types.
22995 ['z']: Do not handle HImode memory operands specially. Warning
22996 for floating-point operands. Fallthru to 'Z' for unsupported operand
22997 types. Do not ICE for unsupported size, generate error instead.
22998 (output_387_binary_op): Use %Z to output operands.
22999 (output_fp_compare): Ditto.
23000 (output_387_reg_move): Ditto.
23002 2009-04-28 Ben Elliston <bje@au.ibm.com>
23007 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23009 * builtins.c (c_strlen): Do not warn here.
23010 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23011 * c-common.c (pointer_int_sum): Take an explicit location.
23012 Warn about offsets out of bounds.
23013 * c-common.h (pointer_int_sum): Adjust declaration.
23015 2009-04-27 Ian Lance Taylor <iant@google.com>
23017 * collect2.c (is_ctor_dtor): Change type of ret field in struct
23019 * dce.c (run_fast_df_dce): Change type of old_flags to int.
23020 * df-core.c (df_set_flags): Change return type to int. Change
23021 type of old_flags to int.
23022 (df_clear_flags): Likewise.
23023 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
23024 (df_get_conditional_uses): Likewise.
23025 * df.h (df_set_flags, df_clear_flags): Update declarations.
23026 * dwarf2out.c (struct indirect_string_node): Change type of form
23027 field to enum dwarf_form.
23028 (AT_string_form): Change return type to enum dwarf_form.
23029 * fixed-value.c (fixed_compare): Add cast to enum type.
23030 * fwprop.c (update_df): Change 0 to VOIDmode.
23031 * gensupport.c: Change 0 to UNKNOWN.
23032 * gimple.h (gimple_cond_code): Add cast to enum type.
23033 * haifa-sched.c (reemit_notes): Add cast to enum type.
23034 * hooks.c (hook_int_void_no_regs): Remove function.
23035 * hooks.h (hook_int_void_no_regs): Remove declaration.
23036 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
23037 * predict.c (combine_predictions_for_insn): Add casts to enum type.
23038 * real.c (real_arithmetic): Add cast to enum type.
23039 (real_compare): Likewise.
23040 * target.h (struct gcc_target): Change return type of
23041 branch_target_register_class to enum reg_class.
23042 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
23043 default_branch_target_register_class.
23044 * targhooks.c (default_branch_target_register_class): New function.
23045 * targhooks.h (default_branch_target_register_class): Declare.
23046 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
23047 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
23049 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
23051 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
23052 vect_uninitialized_def. Change 0 to ERROR_MARK.
23053 * tree-vect-stmts.c (supportable_widening_operation): Don't
23054 initialize icode1 and icode2.
23055 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
23056 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
23058 (cmn_err_flag_specs): Change 0 to STD_C89.
23059 (cmn_err_char_table): Likewise.
23060 * config/arm/arm.c (get_arm_condition_code): Change type of code
23061 to enum arm_cond_code.
23062 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
23063 (IWMMXT_BUILTIN2): Likewise.
23064 (neon_builtin_type_bits): Don't define typedef.
23065 (neon_builtin_datum): Change type of bits field to int.
23066 (arm_expand_neon_args): Add cast to enum type.
23067 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
23069 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
23070 casts to enum type.
23071 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
23073 * config/mips/mips.md (jal_macro): Return enum constant.
23074 (single_insn): Likewise.
23075 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
23077 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23078 casts to enum type.
23079 * config/s390/s390.c (s390_tune_flags): Change type to int.
23080 (s390_arch_flags): Likewise.
23081 (s390_handle_arch_option): Change flags field of struct pta to int.
23082 * config/s390/s390.h (s390_tune_flags): Update declaration.
23083 (s390_arch_flags): Likewise.
23084 * config/sh/sh.c (prepare_move_operands): Compare
23085 tls_symbolic_operand result with enum constant.
23086 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
23087 (sh_expand_prologue): Add cast to enum type.
23088 (sh_expand_epilogue): Likewise.
23089 (tls_symbolic_operand): Change return type to enum tls_model.
23090 (fpscr_set_from_mem): Add cast to enum type.
23091 (legitimize_pic_address): Compare tls_symbolic_operand result with
23093 (sh_target_reg_class): Change return type to enum reg_class.
23094 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
23096 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
23097 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
23098 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
23099 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
23100 (delayed_branch, tls_call_delay): Likewise.
23101 (eligible_for_sibcall_delay): Likewise.
23102 (eligible_for_return_delay): Likewise.
23103 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
23104 (spu_expand_builtin_1): Likewise.
23106 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
23107 for all types of conversions.
23108 (output_init_element): Issue -Wc++-compat warning if needed when
23109 initializing a bitfield with enum type.
23110 * c-parser.c (c_parser_expression): Set original_type to
23111 original_type of right hand operand of comma operator.
23113 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23115 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
23117 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
23118 * doc/cpp.texi (Standard Predefined Macros)
23119 (Implementation-defined behavior): Likewise.
23120 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
23121 * doc/gimple.texi (GIMPLE Exception Handling)
23122 (@code{GIMPLE_ASSIGN}): Likewise.
23123 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
23124 * doc/invoke.texi (Warning Options, Optimize Options)
23125 (AVR Options, Darwin Options): Likewise.
23126 (Optimize Options): Reformulate -fwhole-program description.
23127 * doc/loop.texi (Lambda): Likewise.
23128 * doc/md.texi (Output Template, Define Constraints)
23129 (Standard Names, Insn Splitting): Likewise.
23130 * doc/options.texi (Option properties): Likewise.
23131 * doc/passes.texi (Tree-SSA passes): Likewise.
23132 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
23133 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
23134 (File Names and DBX): Likewise.
23135 * doc/trouble.texi (Incompatibilities): Likewise.
23137 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23139 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
23140 instruction is correct.
23142 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23144 Allow non-constant arguments to conversion intrinsics.
23145 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
23146 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
23147 * spu.c (print_operand): Handle 'v' and 'w'.
23148 (exp2_immediate_p, spu_gen_exp2): Define.
23149 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
23150 spu_convtf_1): Update parameter descriptions.
23151 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
23152 * constraints.md ('v', 'w'): New.
23153 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
23155 (i2f, I2F): New define_mode_attr.
23156 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
23157 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
23158 fixuns_truncv4sfv4si2): Update to use mode attribute.
23159 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
23160 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
23161 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
23162 patterns for combine.
23164 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
23166 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
23167 (cprop, hoist, pre, store_motion): New debug counters.
23168 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
23169 is not an RTL pass anymore.
23170 (pass_profiling): Remove extern decl for pass removed in 2005.
23171 (pass_gcse, pass_jump_bypass): Remove.
23172 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
23173 to 0 for clean state.
23174 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
23175 * cse.c (gate_handle_cse_after_global_opts,
23176 rest_of_handle_cse_after_global_opts): New functions.
23177 (pass_cse_after_global_opts): New pass, does local CSE.
23178 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
23179 (TV_CPROP): New timevar.
23180 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
23181 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
23182 (gcse_main, recompute_all_luids): Remove.
23183 (compute_hash_table_work): Call max_reg_num instead of reading
23185 (cprop_jump): Don't set run_jump_opt_after_gcse.
23186 (constprop_register): Always allow to alter jumps.
23187 (cprop_insn): Likewise.
23188 (do_local_cprop): Likewise.
23189 (local_cprop_pass): Likewise. Return non-zero if something changed.
23190 (cprop): Remove function, fold interesting bits into one_cprop_pass.
23191 (find_implicit_sets): Add note about missed optimization opportunity.
23192 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
23193 pass_rtl_cprop execute function.
23194 Don't bother tracking the pass number, each pass gets its own dumpfile
23196 Always allow to alter jumpsand bypass jumps.
23197 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
23198 will just find no suitable set.
23199 (pre_edge_insert): Fix dumping, this function is for PRE only.
23200 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
23201 pass_rtl_pre execute function.
23202 (hoist_code): Return non-zero if something changed. Keep track of
23203 substitutions and insertions for statistics gathering similar to PRE.
23204 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
23205 called from the pass_rtl_hoist execute function. Show pass statistics.
23206 (compute_store_table): Use max_reg_num directly instead of using the
23207 formerly global max_gcse_regno.
23208 (build_store_vectors): Likewise.
23209 (replace_store_insn): Fix dumping.
23210 (store_motion): Rename to ...
23211 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
23212 pass, called from the pass_rtl_store_motion execute function. Keep
23213 track of substitutions and insertions for statistics gathering similar
23215 (bypass_jumps): Remove, fold interesting bits into ...
23216 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
23217 from the pass_rtl_cprop execute function.
23218 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
23219 pass_jump_bypass): Remove.
23220 (gate_handle_gcse, rest_of_handle_gcse): Remove.
23221 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
23222 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
23223 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
23224 (gate_rtl_store_motion, execute_rtl_store_motion,
23225 pass_rtl_store_motion): New.
23226 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
23227 make it clear that -fcse-skip-blocks is a no-op for backward compat.
23228 * passes.c (init_optimization_passes): Remove pass_gcse and
23229 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
23230 and cse_after_global_opts in place of pass_gcse. Schedule cprop
23231 instead of pass_jump_bypass.
23233 2009-04-27 Richard Guenther <rguenther@suse.de>
23235 PR middle-end/39928
23236 * gimplify.c (gimplify_expr): If we are required to create
23237 a temporary make sure it ends up as register.
23239 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
23242 * config/i386/i386.c (construct_container): Don't call
23243 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
23244 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
23246 2009-04-27 Michael Matz <matz@suse.de>
23248 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
23249 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
23250 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
23251 (dump_replaceable_exprs): Take a bitmap.
23252 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
23254 (expand_gimple_basic_block): Likewise.
23255 * tree-ssa-ter.c (struct temp_expr_table_d): Make
23256 replaceable_expressions member a bitmap.
23257 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
23258 (mark_replaceable): Likewise.
23259 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
23260 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
23262 2009-04-27 Richard Guenther <rguenther@suse.de>
23264 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
23265 (verify_stmts): Dispatch to gimple/type verification code.
23266 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
23267 issue with call argument types.
23269 2009-04-27 Michael Matz <matz@suse.de>
23271 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
23272 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
23275 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
23276 Eric Botcazou <ebotcazou@adacore.com>
23278 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
23279 a label's basic block.
23280 (mark_target_live_regs): Tidy and rework obsolete comments.
23281 Change back DF problem to LIVE. If a label starts a basic block,
23282 assume that all registers that used to be live then still are.
23283 (init_resource_info): If a label starts a basic block, set its
23284 BLOCK_FOR_INSN accordingly.
23285 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
23287 2009-04-27 Richard Guenther <rguenther@suse.de>
23289 * tree-flow-inline.h (function_ann): Remove.
23290 (get_function_ann): Likewise.
23291 * tree-dfa.c (create_function_ann): Remove.
23292 * tree-flow.h (struct static_var_ann_d): Remove.
23293 (struct function_ann_d): Likewise.
23294 (union tree_ann_d): Remove fdecl member.
23295 (function_ann_t): Remove.
23296 (function_ann, get_function_ann, create_function_ann): Remove
23299 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
23301 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
23303 2009-04-27 Jan Hubicka <jh@suse.cz>
23305 * ipa-pure-const.c (struct funct_state_d): New fields
23306 state_previously_known, looping_previously_known; remove
23307 state_set_in_source.
23308 (analyze_function): Use new fields.
23309 (propagate): Avoid assumption that state_set_in_source imply
23312 * tree-ssa-loop-niter.c (finite_loop_p): New function.
23313 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
23314 * cfgloop.h (finite_loop_p): Declare.
23316 2009-04-26 Michael Matz <matz@suse.de>
23318 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
23320 2009-04-26 Michael Matz <matz@suse.de>
23322 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
23323 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
23324 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
23325 pass_mark_used_blocks): Remove.
23326 * tree-optimize.c (pass_free_datastructures,
23327 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
23328 * passes.c (init_optimization_passes): Don't call
23329 pass_mark_used_blocks, remove dead code.
23331 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
23333 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
23334 * tree-ssa-live.h (register_ssa_partition): Likewise.
23336 2009-04-26 Michael Matz <matz@suse.de>
23339 * builtins.c (fold_builtin_next_arg): Handle SSA names.
23340 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
23341 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
23343 (compare_pairs): Swap cost comparison.
23344 (coalesce_ssa_name): Don't use change_partition_var.
23345 * tree-nrv.c (struct nrv_data): Add modified member.
23346 (finalize_nrv_r): Set it.
23347 (tree_nrv): Use it to update statements.
23348 (pass_nrv): Require PROP_ssa.
23349 * tree-mudflap.c (mf_decl_cache_locals,
23350 mf_build_check_statement_for): Use make_rename_temp.
23351 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
23352 * alias.c (find_base_decl): Handle SSA names.
23353 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
23354 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
23355 * rtl.h (set_reg_attrs_for_parm): Declare.
23356 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
23357 to "optimized", remove unused locals at finish.
23358 (execute_free_datastructures): Make global, call
23359 delete_tree_cfg_annotations.
23360 (execute_free_cfg_annotations): Don't call
23361 delete_tree_cfg_annotations.
23363 * ssaexpand.h: New file.
23364 * expr.c (toplevel): Include ssaexpand.h.
23365 (expand_assignment): Handle SSA names the same as register variables.
23366 (expand_expr_real_1): Expand SSA names.
23367 * cfgexpand.c (toplevel): Include ssaexpand.h.
23368 (SA): New global variable.
23369 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
23370 (SSAVAR): New macro.
23371 (set_rtl): New helper function.
23372 (add_stack_var): Deal with SSA names, use set_rtl.
23373 (expand_one_stack_var_at): Likewise.
23374 (expand_one_stack_var): Deal with SSA names.
23375 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
23376 before unique numbers.
23377 (expand_stack_vars): Use set_rtl.
23378 (expand_one_var): Accept SSA names, add asserts for them, feed them
23379 to above subroutines.
23380 (expand_used_vars): Expand all partitions (without default defs),
23381 then only the local decls (ignoring those expanded already).
23382 (expand_gimple_cond): Remove edges when jumpif() expands an
23383 unconditional jump.
23384 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
23385 or remove abnormal edges. Ignore insns setting the LHS of a TERed
23387 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
23388 members of SA; deal with PARM_DECL partitions here; expand
23389 all PHI nodes, free tree datastructures and SA. Commit instructions
23390 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
23391 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
23392 info and statements at start, collect garbage at finish.
23393 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
23394 (VAR_ANN_PARTITION) Remove.
23395 (change_partition_var): Don't declare.
23396 (partition_to_var): Always return SSA names.
23397 (var_to_partition): Only accept SSA names.
23398 (register_ssa_partition): Only check argument.
23399 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
23401 (delete_var_map): Don't free it.
23402 (var_union): Only accept SSA names, simplify.
23403 (partition_view_init): Mark only useful SSA names as used.
23404 (partition_view_fini): Only deal with SSA names.
23405 (change_partition_var): Remove.
23406 (dump_var_map): Use ssa_name instead of partition_to_var member.
23407 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
23409 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
23410 (struct _elim_graph): New member const_dests; nodes member vector of
23412 (set_location_for_edge): New static helper.
23413 (create_temp): Remove.
23414 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
23415 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
23416 (new_elim_graph): Allocate const_dests member.
23417 (clean_elim_graph): Truncate const_dests member.
23418 (delete_elim_graph): Free const_dests member.
23419 (elim_graph_size): Adapt to new type of nodes member.
23420 (elim_graph_add_node): Likewise.
23421 (eliminate_name): Likewise.
23422 (eliminate_build): Don't take basic block argument, deal only with
23423 partition numbers, not variables.
23424 (get_temp_reg): New static helper.
23425 (elim_create): Use it, deal with RTL temporaries instead of trees.
23426 (eliminate_phi): Adjust all calls to new signature.
23427 (assign_vars, replace_use_variable, replace_def_variable): Remove.
23428 (rewrite_trees): Only do checking.
23429 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
23430 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
23431 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
23432 contains_tree_r, MAX_STMTS_IN_LATCH,
23433 process_single_block_loop_latch, analyze_edges_for_bb,
23434 perform_edge_inserts): Remove.
23435 (expand_phi_nodes): New global function.
23436 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
23437 functions, initialize new parameter, remember partitions having a
23439 (finish_out_of_ssa): New global function.
23440 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
23441 don't reset in_ssa_p here, don't disable TER when mudflap.
23442 (pass_del_ssa): Remove.
23443 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
23445 (execute_free_datastructures): Declare.
23446 * Makefile.in (SSAEXPAND_H): New variable.
23447 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
23448 * basic-block.h (commit_one_edge_insertion): Declare.
23449 * passes.c (init_optimization_passes): Move pass_nrv and
23450 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
23451 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
23452 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
23453 (redirect_branch_edge): Deal with super block when expanding, split
23454 out jump patching itself into ...
23455 (patch_jump_insn): ... here, new static helper.
23457 2009-04-26 Michael Matz <matz@suse.de>
23459 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
23460 beyond num_ssa_names.
23461 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
23462 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
23464 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23466 PR inline-asm/39543
23467 * fwprop.c (forward_propagate_asm): New function.
23468 (forward_propagate_and_simplify): Propagate also into __asm, if it
23469 doesn't increase the number of referenced registers.
23472 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
23474 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23476 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
23477 note_nonlocal_vla_type for nonlocal VLAs.
23478 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
23479 contains_remapped_vars, remap_vla_decls): New functions.
23480 (convert_nonlocal_reference_stmt): If not optimizing, call
23481 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
23482 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
23483 if it wasn't found in var_map.
23484 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
23485 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
23486 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
23488 * gimplify.c (nonlocal_vlas): New variable.
23489 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
23491 (gimplify_body): Create and destroy nonlocal_vlas.
23493 * dwarf2out.c (loc_descr_plus_const): New function.
23494 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
23495 mem_loc_descriptor, loc_descriptor_from_tree_1,
23496 descr_info_loc, gen_variable_die): Use it.
23498 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
23499 !TREE_STATIC VAR_DECLs.
23500 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
23501 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
23502 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
23503 DECL_BY_REFERENCE is valid.
23504 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
23505 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
23506 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
23507 Copy DECL_BY_REFERENCE.
23508 (struct nesting_copy_body_data): New type.
23509 (nesting_copy_decl): New function.
23510 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
23511 if they have variable length.
23513 2009-04-26 Michael Matz <matz@suse.de>
23515 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
23516 mark new temporaries for renaming.
23518 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23521 * c-decl.c (global_bindings_p): Return negative value.
23522 (c_variable_size): New. Based on variable_size from
23524 (grokdeclarator): Call c_variable_size not variable_size.
23526 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
23528 * config/i386/i386.c (print_operand) ['z']: Fix typo.
23530 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
23532 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
23533 Redefine it to just use mingw/include.
23534 (ASM_SPEC): Rules for -m32 and -m64.
23535 (LINK_SPEC): Use Likewise.
23536 (SPEC_32): New define.
23537 (SPEC_64): Likewise.
23538 (SUB_LINK_SPEC): Likewise.
23539 (MULTILIB_DEFAULTS): New define.
23540 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
23541 Add multilib options.
23542 (MULTILIB_DIRNAMES): Likewise.
23543 (MULTILIB_OSDIRNAMES): Likewise.
23544 (LIBGCC): Likewise.
23545 (INSTALL_LIBGCC): Likewise.
23547 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23550 * c-tree.h (enum c_inline_static_type): New.
23551 (record_inline_static): Declare.
23552 * c-decl.c (struct c_inline_static, c_inline_statics,
23553 record_inline_static, check_inline_statics): New.
23554 (pop_file_scope): Call check_inline_statics.
23555 (start_decl): Call record_inline_static instead of pedwarning
23556 directly for static in inline function.
23557 * c-typeck.c (build_external_ref): Call record_inline_static
23558 instead of pedwarning directly for static referenced in inline
23561 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
23563 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
23564 not new but only being rescanned.
23565 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
23566 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
23567 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
23568 record_set_info, compute_set, grealloc): Remove.
23569 (recompute_all_luids): New function.
23570 (gcse_main): Don't compute sets, and don't do related memory
23571 allocations/free-ing. If something changed before the end of the
23572 pass, update LUIDs using recompute_all_luids.
23573 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
23574 (free_gcse_mem): Don't free it either.
23575 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
23576 Use the df insn LUIDs.
23577 (load_killed_in_block): Likewise.
23578 (compute_hash_table_work): Don't compute reg_set_in_block.
23579 (compute_transp): Use DF_REG_DEF_CHAINs.
23580 (local_cprop_pass): Don't use compute_sets and related functions.
23581 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
23582 Use get_max_uid() instead of max_cuid.
23583 (insert_insn_end_basic_block, pre_insert_copy_insn,
23584 update_ld_motion_stores): Don't try to
23585 keep reg_set tables up to date.
23586 (pre_insert_copies): Use df insn LUIDs.
23587 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
23588 (reg_set_info): Don't use extra bitmap argument.
23589 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
23590 information to compute regs_set_in_block.
23591 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
23592 (bypass_jumps): Don't use compute_sets and friends.
23594 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23597 * opts.c (undocumented_msg): Do not leave blank even with
23600 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23602 * c-decl.c (build_enumerator): Allow values folding to integer
23603 constants but not integer constant expressions with a pedwarn if
23606 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23609 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
23610 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
23611 type is an integer constant.
23613 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23616 * config/i386/i386.c (print_operand) ['z']: Revert handling of
23619 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23622 * c-decl.c (grokdeclarator): Diagnose declarations of functions
23623 with variably modified return type and no storage class
23624 specifiers, except for the case of nested functions. Distinguish
23625 extern declarations of functions with variably modified return
23626 types from those of objects with variably modified types.
23628 2009-04-25 Jan Hubicka <jh@suse.cz>
23630 * tree.c (list_equal_p): New function.
23631 * tree.h (list_equal_p): Declare.
23632 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23633 basic_block_def, basic_block, const_basic_block): New.
23634 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
23635 (redirect_eh_edge): New function.
23636 (make_eh_edge_update_phi): EH edges are not abnormal.
23637 * except.c: Include tree-flow.h.
23638 (list_match): New function.
23639 (eh_region_replaceable_by_p): New function.
23640 (replace_region): New function.
23641 (hash_type_list): New function.
23642 (hash_eh_region): New function.
23643 (eh_regions_equal_p): New function.
23644 (merge_peers): New function.
23645 (remove_unreachable_regions): Verify EH tree when checking;
23647 (copy_eh_region_1): New function.
23648 (copy_eh_region): New function.
23649 (push_reachable_handler): New function.
23650 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
23651 regions without label but with live RESX.
23652 * except.h (redirect_eh_edge_to_label): New.
23653 * tree-flow.h (redirect_eh_edge): New.
23654 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23655 basic_block_def, basic_block, const_basic_block): Remove.
23656 * Makefile.in (except.o): Add dependency on tree-flow.h
23657 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
23658 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
23661 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
23664 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
23665 on the destination of memcpy.
23667 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
23669 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
23670 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
23671 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
23673 2009-04-25 Jan Hubicka <jh@suse.cz>
23675 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
23676 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
23677 to be reached by different label than left.
23678 (update_eh_edges): Update comment; remove edge_to_remove if possible
23679 and return true if suceeded.
23680 (cleanup_empty_eh): Accept sharing map; handle shared regions.
23681 (cleanup_eh): Compute sharing map.
23682 * except.c (remove_eh_handler_and_replace): Add argument if we should
23684 (remove_unreachable_regions): Update for label sharing.
23685 (label_to_region_map): Likewise.
23686 (get_next_region_sharing_label): New function.
23687 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23689 (remove_eh_handler): Update.
23690 (remove_eh_region_and_replace_by_outer_of): New function.
23691 * except.h (struct eh_region): Add next_region_sharing_label.
23692 (remove_eh_region_and_replace_by_outer_of,
23693 get_next_region_sharing_label): Declare.
23694 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23696 2009-04-25 Jan Hubicka <jh@suse.cz>
23698 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23699 insert code even if they are not critical.
23701 2009-04-25 Jan Hubicka <jh@suse.cz>
23703 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23704 (gimple_can_remove_branch_p): EH edges won't remove branch by
23706 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23707 updating of non-abnormal EH edges.
23708 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23709 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23710 (split_critical_edges): Split also edges where emitting code on them
23711 will lead to splitting later.
23713 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23714 H.J. Lu <hongjiu.lu@intel.com>
23717 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23718 the configured assembler supports fildq and fistpq mnemonics.
23719 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23720 * configure: Regenerated.
23721 * config.in: Ditto.
23723 * config/i386/i386.c (print_operand): Handle 'Z'.
23724 ['z']: Remove handling of special fild/fist suffixes.
23725 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23726 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23727 suffix of fild insn.
23728 (*floatsi<mode>2_vector_mixed): Ditto.
23729 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23730 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23731 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23732 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23733 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23735 2009-04-25 Ben Elliston <bje@au.ibm.com>
23737 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23738 the source of a set operation.
23740 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23742 * target.h (struct gcc_target): Add case_values_threshold field.
23743 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23744 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23745 * targhooks.c (default_case_values_threshold): New function.
23746 * targhooks.h (default_case_values_threshold): Declare function.
23747 * stmt.c (expand_case): Use case_values_threshold target hook.
23748 * expr.h (case_values_threshold): Remove declartation.
23749 * expr.c (case_values_threshold): Remove function.
23750 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23752 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23753 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23754 (avr_case_values_threshold): Declare as static.
23755 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23757 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23758 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23759 (mn10300_case_values_threshold): New function.
23761 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23763 * ira.c (setup_cover_and_important_classes): Add enum cast.
23765 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23767 * genpreds.c (write_enum_constraint_num): Output definition of
23768 CONSTRAINT_NUM_DEFINED_P macro.
23769 * ira.c (setup_cover_and_important_classes): Use
23770 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23772 2009-04-24 DJ Delorie <dj@redhat.com>
23774 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23775 __SH2A_SINGLE_ONLY__ also.
23777 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23779 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23780 (movdf_internal): Ditto.
23781 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23782 SFmode and DFmode constants.
23783 (ia64_print_operand): Add 'G' format for printing
23784 floating point constants.
23786 2009-04-24 Richard Guenther <rguenther@suse.de>
23788 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23789 from unsigned additions.
23791 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23793 * c-typeck.c (set_init_index): Allow array designators that are
23794 not integer constant expressions with a pedwarn if pedantic.
23796 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23798 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23799 zero if no overlap in nonzero bits between the operands.
23801 2009-04-24 Ian Lance Taylor <iant@google.com>
23803 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23804 (record_dead_and_set_regs): Likewise.
23805 * df.h (struct df_mw_hardreg): Change flags field to int.
23806 (struct df_base_ref): Likewise.
23807 (struct df): Change changeable_flags field to int.
23808 * df-scan.c (df_defs_record): Change clobber_flags to int.
23809 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23810 constants rather than #define macros.
23811 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23812 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23813 (enum dwarf_calling_convention): Likewise.
23814 (enum dwarf_line_number_x_ops): Likewise.
23815 (enum dwarf_call_frame_info): Likewise.
23816 (enum dwarf_source_language): Likewise.
23817 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23818 (add_calling_convention_attribute): Likewise.
23819 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23820 (combine_comparisons): Change compcode to int. Add cast to enum type.
23821 * genrecog.c (maybe_both_true_2): Change c to int.
23822 (write_switch): Likewise. Add cast to enum type.
23823 * gimplify.c (gimplify_omp_for): Handle return values from
23824 gimplify_expr using MIN rather than bitwise or.
23825 (gimplify_expr): Add cast to enum type.
23826 * ipa-prop.c (update_jump_functions_after_inlining): Change
23827 IPA_BOTTOM to IPA_JF_UNKNOWN.
23828 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23829 Add casts to enum type.
23830 (setup_cover_and_important_classes): Change cl to int. Add casts
23832 (setup_class_translate): Change cl and mode to int.
23833 (ira_init_once): Change mode to int.
23834 (free_register_move_costs): Likewise.
23835 (setup_prohibited_mode_move_regs): Add casts to enum type.
23836 * langhooks.c (add_builtin_function_common): Rework assertion that
23837 value fits bitfield.
23838 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23839 * omega.c (omega_do_elimination): Avoid math on enum types.
23840 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23841 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23842 int local to handle integral_argment value.
23843 * regmove.c (try_auto_increment): Change PUT_MODE to
23845 * reload.c (push_secondary_reload): Add casts to enum type.
23846 (secondary_reload_class, find_valid_class): Likewise.
23847 * reload1.c (emit_input_reload_insns): Likewise.
23848 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23849 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23850 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23852 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23853 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23855 (expand_complex_libcall): Add casts to enum type.
23856 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23857 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23858 with ERROR_MARK, not NUM_TREE_CODES.
23859 (vect_create_epilog_for_reduction): Likewise.
23860 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23861 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23862 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23864 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23865 vect_unused_in_loop. Change 0 to loop_vect.
23866 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23867 * var-tracking.c (get_init_value): Change return type to enum
23869 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23870 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23872 (arm_override_options): Add casts to enum type.
23873 (arm_emit_tls_decoration): Likewise.
23874 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23876 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23877 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23878 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23880 * config/s390/s390.c (code_for_builtin_64): Change to array of
23882 (code_for_builtin_31): Likewise.
23883 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23885 * config/sparc/sparc.c (sparc_override_options): Change value
23886 field in struct code_model to enum cmodel. In initializer change
23887 0 to NULL and add cast to enum type.
23889 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23890 Change all callers. Issue a -Wc++-compat warning using
23891 lhs_origtype if necessary.
23892 (convert_for_assignment): Issue -Wc++-compat warnings about
23893 invalid conversions to enum type on assignment.
23894 * c-common.h (build_modify_expr): Update declaration.
23896 2009-04-24 Nick Clifton <nickc@redhat.com>
23898 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23899 (function_arg_advance): Likewise.
23900 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23903 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23905 * config/s390/constraints.md ('I', 'J'): Fix condition.
23907 2009-04-24 Diego Novillo <dnovillo@google.com>
23909 * gengtype-parse.c (parse_error): Add newline after message.
23911 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23913 * config/i386/sse.md (avxmodesuffixs): Removed.
23914 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23915 (*avx_pinsr<ssevecsize>): This.
23917 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23919 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23920 follow chains of regs with a single definition, and allow expressions
23921 that are function_invariant_p.
23922 (simple_rhs_p): Allow expressions that are function_invariant_p.
23924 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23926 PR middle-end/39867
23927 * fold-const.c (fold_cond_expr_with_comparison): When folding
23928 > and >= to MAX, make sure the MAX uses the same type as the
23929 comparison's operands.
23931 2009-04-24 Nick Clifton <nickc@redhat.com>
23933 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23934 addressing for DImode accesses.
23935 (frv_print_operand_address): Handle PLUS case.
23936 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23938 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23940 PR rtl-optimization/39794
23941 * alias.c (canon_true_dependence): Add x_addr argument.
23942 * rtl.h (canon_true_dependence): Adjust prototype.
23943 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23944 * cselib.c (cselib_invalidate_mem): Likewise.
23945 * gcse.c (compute_transp): Likewise.
23946 * dse.c (scan_reads_nospill): Likewise.
23947 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23948 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23949 canon_base_addr of the group, plus optional offset.
23950 (struct group_info): Rename canon_base_mem to
23952 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23953 canon_rtx of base_mem.
23955 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23957 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23958 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23960 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23962 * config/spu/spu-builtins.h: Delete file.
23964 * config/spu/spu.h (enum spu_builtin_type): Move here from
23966 (struct spu_builtin_description): Likewise. Add GTY marker.
23967 Do not use enum spu_function_code or enum insn_code.
23968 (spu_builtins): Add extern declaration.
23970 * config/spu/spu.c: Do not include "spu-builtins.h".
23971 (enum spu_function_code, enum spu_builtin_type_index,
23972 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23973 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23974 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23975 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23976 (spu_builtin_types): Make static. Add GTY marker.
23977 (spu_builtins): Add extern declaration with GTY marker.
23978 Include "gt-spu.h".
23980 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23981 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23982 Check programmatically whether all parameters are scalar.
23984 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23986 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23988 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23989 assignment from the constructor either if the target is volatile.
23991 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23993 * config/arm/arm.md (insv): Do not share operands[0].
23995 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23997 * config/vxlib-tls.c (active_tls_threads): Delete.
23998 (delete_hook_installed): New.
23999 (tls_delete_hook): Don't delete the delete hook.
24000 (tls_destructor): Delete it here.
24001 (__gthread_set_specific): Adjust installing the delete hook.
24002 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
24003 __gthread_leave_tsd_dtor_context.
24005 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
24007 * c-format.c (gcc_tdiag_char_table): Add support for %E.
24009 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
24011 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
24013 (alpha_rtx_costs): Ditto.
24014 (emit_unlikely_jump): Use add_reg_note.
24015 (emit_frame_store_1): Ditto.
24016 (alpha_expand_prologue): Ditto.
24017 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24018 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
24020 2009-04-23 Nick Clifton <nickc@redhat.com>
24022 * config/v850/v850.md (epilogue): Remove suppressed code.
24023 (return): Rename to return_simple and remove test of frame size.
24024 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
24025 to gen_return_simple.
24027 2009-04-22 Jing Yu <jingyu@google.com>
24030 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
24032 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
24035 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
24036 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
24037 value is a VECTOR_CST, the element type is the element type of the
24040 2009-04-22 DJ Delorie <dj@redhat.com>
24042 * config/m32c/m32c.h: Update GTY annotations to new syntax.
24044 2009-04-22 Jakub Jelinek <jakub@redhat.com>
24046 * alias.c (find_base_term): Move around LO_SUM case, so that
24047 CONST falls through into PLUS/MINUS handling.
24050 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
24051 into 0, use omit_one_operand.
24053 2009-04-23 Ben Elliston <bje@au.ibm.com>
24055 * config/rs6000/linux-unwind.h (get_regs): Remove type
24056 puns. Change the type of `pc' to an array of unsigned ints and
24057 update all users. Constify frame24.
24059 2009-04-22 DJ Delorie <dj@redhat.com>
24061 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
24062 declarations before code.
24063 (current_function_special_page_vector): Likewise.
24064 (m32c_expand_insv): Silence a warning.
24066 2009-04-21 Taras Glek <tglek@mozilla.com>
24068 * alias.c: Update GTY annotations to new syntax.
24069 * basic-block.h: Likewise.
24070 * bitmap.h: Likewise.
24071 * c-common.h: Likewise.
24072 * c-decl.c: Likewise.
24073 * c-parser.c: Likewise.
24074 * c-pragma.c: Likewise.
24075 * c-tree.h: Likewise.
24076 * cfgloop.h: Likewise.
24077 * cgraph.h: Likewise.
24078 * config/alpha/alpha.c: Likewise.
24079 * config/arm/arm.h: Likewise.
24080 * config/avr/avr.h: Likewise.
24081 * config/bfin/bfin.c: Likewise.
24082 * config/cris/cris.c: Likewise.
24083 * config/darwin.c: Likewise.
24084 * config/frv/frv.c: Likewise.
24085 * config/i386/i386.c: Likewise.
24086 * config/i386/i386.h: Likewise.
24087 * config/i386/winnt.c: Likewise.
24088 * config/ia64/ia64.h: Likewise.
24089 * config/iq2000/iq2000.c: Likewise.
24090 * config/mips/mips.c: Likewise.
24091 * config/mmix/mmix.h: Likewise.
24092 * config/pa/pa.c: Likewise.
24093 * config/pa/pa.h: Likewise.
24094 * config/rs6000/rs6000.c: Likewise.
24095 * config/s390/s390.c: Likewise.
24096 * config/sparc/sparc.c: Likewise.
24097 * config/xtensa/xtensa.c: Likewise.
24098 * cselib.h: Likewise.
24099 * dbxout.c: Likewise.
24100 * dwarf2out.c: Likewise.
24101 * except.c: Likewise.
24102 * except.h: Likewise.
24103 * fixed-value.h: Likewise.
24104 * function.c: Likewise.
24105 * function.h: Likewise.
24106 * gimple.h: Likewise.
24107 * integrate.c: Likewise.
24108 * optabs.c: Likewise.
24109 * output.h: Likewise.
24110 * real.h: Likewise.
24112 * stringpool.c: Likewise.
24113 * tree-data-ref.c: Likewise.
24114 * tree-flow.h: Likewise.
24115 * tree-scalar-evolution.c: Likewise.
24116 * tree-ssa-address.c: Likewise.
24117 * tree-ssa-alias.h: Likewise.
24118 * tree-ssa-operands.h: Likewise.
24119 * tree.c: Likewise.
24120 * tree.h: Likewise.
24121 * varasm.c: Likewise.
24122 * varray.h: Likewise.
24124 * coretypes.h: Do not define GTY macro if it is already defined.
24125 * doc/gty.texi: Update GTY documentation to new syntax.
24126 * gengtype-lex.l: Enforce attribute-like syntax for GTY
24127 annotations on structs.
24128 * gengtype-parse.c: Likewise.
24130 2009-04-22 Mark Heffernan <meheff@google.com>
24132 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
24134 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24136 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
24139 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24141 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
24142 the same as a PLUS without a shift. Increase the cost of a
24145 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24147 * Makefile.in: Update dependencies.
24148 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
24149 * errors.h: Remove bogus comment about compatibility.
24150 (warning): Update declaration.
24151 * genautomata.c: Update all calls to warning.
24152 * gimple.c: Do not include errors.h. Include toplev.h.
24153 * tree-ssa-structalias.c: Do not include errors.h.
24154 * omega.c: Likewise.
24155 * tree-ssa-reassoc.c: Likewise.
24156 * config/spu/spu-c.c: Likewise.
24157 * config/spu/t-spu-elf: Update dependencies.
24159 2009-04-22 Richard Guenther <rguenther@suse.de>
24161 PR tree-optimization/39824
24162 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
24163 make sure the types are compatible.
24165 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24168 * c-common.c (c_parse_error): Take a token_flags parameter.
24169 Use token_type for the token type instead.
24170 Pass token_flags to cpp_type2name.
24171 * c-common.h (c_parse_error): Update declaration.
24172 * c-parser.c (c_parser_error): Pass 0 as token flags.
24174 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
24176 PR rtl-optimization/39580
24177 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
24179 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24181 * function.c (expand_function_end): Do not emit a jump to the "naked"
24182 return label for fall-through returns.
24183 * except.c (sjlj_emit_function_exit): Always place the call to the
24184 unregister function at the location installed by expand_function_end.
24186 2009-04-22 Richard Guenther <rguenther@suse.de>
24188 PR tree-optimization/39845
24189 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
24190 (gen_inbound_check): Likewise.
24192 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
24194 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
24196 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
24197 * config/vxlib.c (__gthread_once): Add race guard for PPC.
24199 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24201 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
24202 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
24203 shift counts to avoid out-of-bounds array accesses.
24205 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24207 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
24208 (Pmode): Move above.
24210 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
24212 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
24213 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
24214 GET_CODE macro. Use IN_RANGE macro where appropriate.
24215 * config/alpha/alpha.h: Ditto.
24216 * config/alpha/alpha.md: Ditto.
24217 * config/alpha/constraints.md: Ditto.
24218 * config/alpha/predicates.md: Ditto.
24220 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24222 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
24223 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24224 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24225 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24226 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24227 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24228 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24229 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24230 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24231 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24232 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24233 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24234 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24235 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24236 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24237 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24238 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24239 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24240 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24241 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24242 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24243 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24244 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24245 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24246 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24247 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24248 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24250 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
24252 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
24253 references from comments.
24254 * cfgbuild.c (count_basic_blocks): Delete.
24255 (find_basic_blocks_1): Delete.
24256 (find_basic_blocks): Delete.
24257 * except.c (finish_eh_generation): Make static. Move comment from
24258 except.h here. Remove find_basic_blocks references from comments.
24259 * except.h (finish_eh_generation): Delete.
24260 * basic-block.h (find_basic_blocks): Delete.
24261 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
24263 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
24265 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
24266 (sdbout_parms): Likewise.
24268 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
24270 * config/sh/sh.c (prepare_cbranch_operands): Use
24271 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
24272 (expand_cbranchdi4): Likewise.
24273 (from_compare): Add cast to enum type.
24274 (expand_cbranchsi4): Use add_reg_note.
24275 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
24276 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
24277 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
24278 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24279 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
24280 instead of CODE_FOR_nothing.
24281 (cbranchdi4): Likewise. Fix the order of arguments for
24283 (push_fpscr): Use add_reg_note.
24284 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
24285 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
24287 2009-04-21 Joseph Myers <joseph@codesourcery.com>
24289 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
24290 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24291 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24292 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
24293 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
24294 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
24295 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
24296 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
24297 config/alpha/x-vms, config/arc/t-arc,
24298 config/arm/README-interworking, config/arm/arm-c.c,
24299 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
24300 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
24301 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
24302 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
24303 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
24304 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
24305 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
24306 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
24307 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
24308 config/cris/t-elfmulti, config/crx/t-crx,
24309 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
24310 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
24311 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
24312 config/h8300/t-h8300, config/i386/athlon.md,
24313 config/i386/darwin-libgcc.10.4.ver,
24314 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
24315 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
24316 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
24317 config/i386/t-linux64, config/i386/t-nwld,
24318 config/i386/t-rtems-i386, config/i386/t-sol2-10,
24319 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
24320 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
24321 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
24322 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
24323 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
24324 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
24325 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
24326 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
24327 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
24328 config/m68k/t-uclinux, config/mcore/t-mcore,
24329 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
24330 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
24331 config/mips/crtn.asm, config/mips/irix-crti.asm,
24332 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
24333 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
24334 config/mips/mips-fixed.md, config/mips/sb1.md,
24335 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
24336 config/mips/t-iris6, config/mips/t-isa3264,
24337 config/mips/t-libgcc-mips16, config/mips/t-linux64,
24338 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
24339 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
24340 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
24341 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
24342 config/mn10300/t-linux, config/mn10300/t-mn10300,
24343 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
24344 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
24345 config/picochip/libgccExtras/clzsi2.asm,
24346 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
24347 config/rs6000/darwin-libgcc.10.4.ver,
24348 config/rs6000/darwin-libgcc.10.5.ver,
24349 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
24350 config/rs6000/t-aix43, config/rs6000/t-aix52,
24351 config/rs6000/t-darwin, config/rs6000/t-fprules,
24352 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
24353 config/rs6000/t-lynx, config/rs6000/t-netbsd,
24354 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
24355 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
24356 config/rs6000/t-rtems, config/rs6000/t-spe,
24357 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
24358 config/score/t-score-elf, config/sh/divcost-analysis,
24359 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
24360 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
24361 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
24362 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
24363 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
24364 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
24365 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
24366 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
24367 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
24368 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
24369 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
24370 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
24371 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
24372 limitx.h, version.c, xcoff.h: Add copyright and license notices.
24373 * config/h8300/genmova.sh: Include copyright and license notices
24374 in generated output.
24375 * config/h8300/mova.md: Regenerate.
24376 * doc/install.texi2html: Include word "Copyright" in copyright
24377 notice and use name "Free Software Foundation, Inc.".
24378 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24379 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24380 ChangeLog-2007, ChangeLog-2008: Correct dates.
24382 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
24384 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
24385 NE_EXPR operations as well.
24386 * c-parser.c (c_parser_condition): Do not set location information on
24388 (c_parser_conditional_expression): Likewise.
24389 (c_parser_binary_expression): Set location information on operators.
24390 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
24391 TRUTH_NOT_EXPR has been folded.
24392 * fold-const.c (fold_truth_not_expr): Copy location information from
24393 the incoming expression to the outgoing one.
24394 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
24395 recursive calls on the LHS of the operator but pass that of the
24396 operator to recursive calls on the RHS of the operator. Set it
24398 (shortcut_cond_expr): Set the locus of the operator on the second
24399 COND_EXPR and that of the expression on the first in degenerate cases.
24400 Pass the locus of the expression to calls to shortcut_cond_r.
24401 Set the locus of the 'then' block on the associated jump, if any.
24402 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
24403 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
24404 expression to call to gimplify_boolean_expr.
24406 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
24408 * config.gcc: Add additional configuration for
24409 i686-w64-mingw* and x86_64-w64-mingw* triplet.
24410 * config/i386/mingw-w64.h: New mingw-w64 specific header.
24411 (CPP_SPEC): Redefine for allowing -municode option.
24412 (STARTFILE_SPEC): Likewise.
24413 * config/i386/t-mingw-w64: New.
24414 * config/i386/mingw-w64.opt: New.
24415 (municode): Add new target option.
24416 * doc/invoke.texi (municode): Add documentation for new option.
24418 2009-04-21 Ian Lance Taylor <iant@google.com>
24420 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24421 Correct test for number of arguments.
24422 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
24424 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
24426 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
24427 argument of emit_library_call.
24429 2009-04-21 Richard Guenther <rguenther@suse.de>
24431 PR middle-end/39829
24432 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
24433 inside VIEW_CONVERT_EXPRs.
24435 2009-04-21 Martin Jambor <mjambor@suse.cz>
24437 * tree-switch-conversion.c (build_constructors): Split a long line.
24438 (constructor_contains_same_values_p): New function.
24439 (build_one_array): Create assigns of constants if possible, do not
24440 call mark_sym_for_renaming, call update_stmt.
24441 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
24442 make_rename_temp. Do not call mark_symbols_for_renaming, call
24444 (gen_def_assigns): Do not call mark_symbols_for_renaming or
24445 find_new_referenced_vars, call update_stmt.
24446 (gen_inbound_check): Use create_tmp_var and create ssa names manually
24447 instead of calling make_rename_temp. Do not call
24448 find_new_referenced_vars or mark_symbols_for_renaming, call
24451 2009-04-21 Richard Guenther <rguenther@suse.de>
24453 PR tree-optimization/39827
24454 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
24455 (tree_ssa_phiprop): Pass the correct array size.
24457 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
24459 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
24461 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
24464 * c-typeck.c (lvalue_p): Move declaration ...
24465 * c-common.h (lvalue_p): ... to here.
24466 * c-common.c (candidate_equal_p): New.
24467 (add_tlist): Use it.
24468 (merge_tlist): Use it.
24469 (warn_for_collisions_1): Likewise.
24470 (warning_candidate_p): Accept more candidates.
24471 (verify_tree): A warning candidate can be an expression. Use
24474 2009-04-21 Ben Elliston <bje@au.ibm.com>
24477 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24478 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
24479 options. Remove -mcall-solaris documentation.
24481 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24484 * doc/invoke.texi (-Wlong-long): Update description.
24485 * c-lex (interpret_integer): Only warn if there was no previous
24486 overflow and -Wlong-long is enabled.
24487 * c-decl.c (declspecs_add_type): Drop redundant flags.
24488 * c.opt (Wlong-long): Init to -1.
24489 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
24490 and front-end warn_long_long. Wlong-long only depends on other
24491 flags if it is uninitialized.
24492 * c-parser.c (disable_extension_diagnostics): warn_long_long is
24493 the same for CPP and FE.
24494 (restore_extension_diagnostics): Likewise.
24496 2009-04-20 Ian Lance Taylor <iant@google.com>
24498 Fix enum conversions which are invalid in C++:
24499 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
24500 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
24501 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
24502 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
24503 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
24504 (dbxout_parms): Likewise.
24505 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
24506 (df_clear_flags): Likewise.
24507 * df-problems.c (df_rd_bb_local_compute_process_def): Change
24508 top_flag parameter to int.
24509 (df_chain_create_bb_process_use): Likewise.
24510 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
24512 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
24513 (df_ref_create_structure, df_def_record_1): Likewise.
24514 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
24515 (df_notes_rescan): Change 0 to VOIDmode in function call.
24516 (df_get_call_refs, df_insn_refs_collect): Likewise.
24517 (df_bb_regs_collect): Likewise.
24518 (df_entry_block_defs_collect): Likewise.
24519 (df_exit_block_uses_collect): Likewise.
24520 * df.h: Update declarations.
24521 * double-int.c (double_int_divmod): Add cast to enum type.
24522 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
24523 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
24524 (based_loc_descr): Likewise.
24525 (loc_descriptor_from_tree_1): Change first_op and second_op to
24526 enum dwarf_location_atom. Add cast to enum type.
24527 * expmed.c (init_expmed): Change 0 to SET in function call.
24528 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
24529 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
24530 (do_store_flag): Likewise.
24531 * fixed-value.h (struct fixed_value): Change mode to enum
24533 * function.c (assign_parms): Change 0 to VOIDmode in function call.
24534 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
24536 (insert_insn_decl, insert_decl, insert_state): Likewise.
24537 (automata_list_finish): Likewise.
24538 * genrecog.c (process_define_predicate): Add cast to enum type.
24539 * gensupport.c (init_predicate_table): Add cast to enum type.
24540 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
24542 (gimple_build_call_1, gimple_build_label): Likewise.
24543 (gimple_build_goto, gimple_build_asm_1): Likewise.
24544 (gimple_build_switch_1, gimple_build_cdt): Likewise.
24545 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
24546 (enum fallback): Rename from enum fallback_t.
24547 (fallback_t): Typedef as int.
24548 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
24549 GSI_SAME_STMT in function call.
24550 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
24552 (setup_reg_class_relations): Likewise.
24553 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
24554 (setup_prohibited_class_mode_regs): Add cast to enum type.
24555 (setup_prohibited_mode_move_regs): Likewise.
24556 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
24557 (record_address_regs): Change i to enum reg_class.
24558 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
24559 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
24560 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
24561 (GET_MODE_2XWIDER_MODE): Likewise.
24562 (GET_CLASS_NARROWEST_MODE): Likewise.
24563 * omp-low.c (expand_omp_for): Add cast to enum type.
24564 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
24565 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
24566 * postreload.c (reload_cse_simplify_operands): Change rclass local
24568 * predict.c (combine_predictions_for_insn): Change best_predictor
24569 and predictor to enum br_predictor.
24570 (combine_predictions_for_bb): Likewise.
24571 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
24572 use SET_PREDICT_EXPR_OUTCOME.
24573 * real.c (real_arithmetic): Change icode to code in function call.
24574 * reginfo.c (init_move_cost): Add casts to enum type.
24575 (init_reg_sets_1, init_fake_stack_mems): Likewise.
24576 * regmove.c (regclass_compatible_p): Change class0 and class1 to
24578 * reload.c (find_valid_class): Add casts to enum type.
24579 (push_reload): Change 0 to NO_REGS in function call.
24580 (find_reloads): Change this_alternative to array of enum
24581 reg_class. Remove some now-unnecessary casts.
24582 (make_memloc): Change 0 to VOIDmode in function call.
24583 * reload1.c (reload): Change 0 to VOIDmode in function call.
24584 (eliminate_regs_1, elimination_effects): Likewise.
24585 (eliminate_regs_in_insn): Likewise.
24586 (emit_input_reload_insns): Add cast to enum type.
24587 (delete_output_reload): Change 0 to VOIDmode in function call.
24588 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
24589 to enum type in function call.
24590 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
24591 (SET_PREDICT_EXPR_OUTCOME): Define.
24592 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
24593 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
24594 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
24595 (dump_function): Likewise.
24596 * tree-dump.h: Update declarations.
24597 * tree-pass.h: Update declarations.
24598 * varasm.c (assemble_integer): Change mclass to enum mode_class.
24599 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
24601 (arm_rtx_costs_1): Correct parenthesization.
24602 (arm_rtx_costs): Add casts to enum type.
24603 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
24604 (vfp_emit_fstmd): Use add_rg_note.
24605 (emit_multi_reg_push, emit_sfm): Likewise.
24606 (thumb_set_frame_pointer): Likewise.
24607 (arm_expand_prologue): Likewise.
24608 (arm_regno_class): Change return type to enum reg_class.
24609 (thumb1_expand_prologue): Use add_reg_note.
24610 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
24611 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
24613 * config/arm/gentune.sh: Add cast to enum type.
24614 * config/arm/arm-tune.md: Rebuild.
24615 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
24616 (ix86_split_fp_branch, predict_jump): Likewise.
24617 (ix86_expand_multi_arg_builtin): Change sub_code from enum
24618 insn_code to enum rtx_code.
24619 (ix86_builtin_vectorized_function): Add cast to enum type.
24620 * config/i386/i386.md (truncdfsf2): Change slot to enum
24622 (truncxf<mode>2, isinf<mode>2): Likewise.
24623 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
24625 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
24626 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
24627 (insert_bundle_state): Change 1 to INSERT in function call.
24628 (ia64_add_bundle_selector_before): Likewise.
24629 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
24630 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
24631 (restore_stack_nonlocal): Likewise.
24632 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
24634 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
24636 (mips_rtx_costs): Likewise.
24637 (mips_override_options): Add casts to enum type.
24638 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
24640 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
24641 (store_reg, set_reg_plus_d): Likewise.
24642 (hppa_expand_prologue, hppa_profile_hook): Likewise.
24643 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
24645 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
24647 (emit_unlikely_jump): Use add_reg_note.
24648 (rs6000_emit_allocate_stack): Likewise.
24649 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
24650 (output_toc): Change 1 to INSERT in function call.
24651 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
24652 (rs6000_initialize_trampoline): Likewise.
24653 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
24655 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
24656 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
24657 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
24658 (save_gprs): Use add_reg_note.
24659 (s390_emit_prologue): Likewise.
24660 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24661 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
24662 (sparc_fold_builtin): Add cast to enum type.
24663 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
24665 (spu_expand_prologue): Use add_reg_note.
24666 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
24668 2009-04-20 Ian Lance Taylor <iant@google.com>
24670 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
24671 (c_parser_postfix_expression_after_primary): Get VEC for list of
24672 arguments. Get original types of arguments. Call
24673 build_function_call_vec.
24674 (cached_expr_list_1, cached_expr_list_2): New static variables.
24675 (c_parser_expr_list): Change return type to VEC *. Add
24676 p_orig_types parameter. Change all callers.
24677 (c_parser_release_expr): New static function.
24678 (c_parser_vec_to_tree_list): New static function.
24679 * c-typeck.c (build_function_call): Rewrite to build a VEC and
24680 call build_function_call_vec.
24681 (build_function_call_vec): New function, based on old
24682 build_function_call.
24683 (convert_arguments): Remove nargs and argarray parameters. Change
24684 values to a VEC. Add origtypes parameter.
24685 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24686 (convert_for_assignment): Add origtype parameter. Change all
24687 callers. If warn_cxx_compat, check for conversion to an enum
24688 type when calling a function.
24689 (store_init_value): Add origtype parameter. Change all callers.
24690 (digest_init): Likewise.
24691 (struct init_node): Add origtype field.
24692 (add_pending_init): Add origtype parameter. Change all callers.
24693 (output_init_element): Likewise.
24694 (output_pending_init_elements): Pass origtype from init_node to
24695 output_init_element.
24696 (process_init_element): Pass origtype from c_expr to
24697 output_init_element.
24698 (c_finish_return): Add origtype parameter. Change all callers.
24699 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24701 (sync_resolve_params): Likewise.
24702 (sync_resolve_return): Change params to first_param. Change caller.
24703 (resolve_overloaded_builtins): Change params to VEC *. Change
24704 callers. Save first parameter around call to build_function_call_vec.
24705 * c-decl.c (finish_decl): Add origtype parameter. Change all
24706 callers. Call build_function_call_vec rather than
24707 build_function_call for cleanup.
24708 * c-tree.h: Update declarations.
24709 * c-common.h: Update declarations.
24710 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24711 params to first_param.
24712 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24713 params parameter from tree to void *.
24714 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24715 Change arglist parameter to have type void *, and to be a pointer
24717 * config/rs6000/rs6000-protos.h
24718 (altivec_resolve_overloaded_builtin): Update declaration.
24719 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24720 fnargs parameter to have type void *, and to be a pointer to a
24721 VEC. Call build_function_call_vec instead of
24722 build_function_call.
24723 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24725 2009-04-20 Joey Ye <joey.ye@intel.com>
24726 Xuepeng Guo <xuepeng.guo@intel.com>
24727 H.J. Lu <hongjiu.lu@intel.com>
24729 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24731 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24732 (IX86_LEA_PRIORITY): Likewise.
24733 (distance_non_agu_define): New function.
24734 (distance_agu_use): Likewise.
24735 (ix86_lea_for_add_ok): Likewise.
24736 (ix86_dep_by_shift_count): Likewise.
24738 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24739 should split for LEA.
24741 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24743 (ix86_dep_by_shift_count): Likewise.
24745 2009-04-20 Richard Guenther <rguenther@suse.de>
24747 * expr.c (handled_component_p): Move ...
24748 * tree.h (handled_component_p): ... here.
24749 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24750 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24751 and REALPART_EXPR to be in one group.
24753 2009-04-20 Richard Guenther <rguenther@suse.de>
24755 * basic-block.h (get_all_dominated_blocks): Declare.
24756 * dominance.c (get_all_dominated_blocks): New function.
24757 * tree-cfg.c (get_all_dominated_blocks): Remove.
24758 (remove_edge_and_dominated_blocks): Adjust.
24759 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24760 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24761 instead of recursing.
24763 2009-04-20 Doug Kwan <dougkwan@google.com>
24765 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24766 (struct cgraph_node_set_def): New type.
24767 (cgraph_node_set) New type. Also declare vector functions.
24768 (struct cgraph_node_set_element_def): New type.
24769 (cgraph_node_set_element): Ditto.
24770 (cgraph_node_set_iterator): New iterator type.
24771 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24772 cgraph_node_set_remove, dump_cgraph_node_set,
24773 debug_cgraph_node_set): New prototypes.
24774 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24775 cgraph_node_set_size): New inlines.
24776 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24777 including cgraph.h.
24778 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24779 argument to function 'write_summary'.
24780 * ipa.c: Include ggc.h.
24781 (hash_cgraph_node_set_element,
24782 eq_cgraph_node_set_element, cgraph_node_set_new,
24783 cgraph_node_set_add, cgraph_node_set_remove,
24784 cgraph_node_set_find, dump_cgraph_node_set,
24785 debug_cgraph_node_set): New functions.
24786 * Makefile.in (ipa.o): Add dependency on GGC_H.
24788 2009-04-20 Ira Rosen <irar@il.ibm.com>
24790 PR tree-optimization/39675
24791 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24792 check of the return code of vect_schedule_slp. Check that
24793 stmt_vec_info still exists for the statement, before checking its
24794 vectorization type.
24796 2009-04-20 Michael Matz <matz@suse.de>
24798 * Makefile.in (generated_files): Take out $(simple_generated_c).
24800 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24802 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24803 (UINTPTR_TYPE): Likewise.
24805 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24808 * c-typeck.c (digest_init): Check for initializing an array with a
24811 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24814 * c-semantics.c (pop_stmt_list): Propagate
24815 STATEMENT_LIST_HAS_LABEL to parent statement list.
24817 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24819 * config/mips/mips.h (mips_tune_attr): New macro.
24820 * config/mips/mips.md (cpu): Use it.
24822 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24825 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24828 2009-04-19 Diego Novillo <dnovillo@google.com>
24830 * toplev.c (compile_file): Move call to coverage_finish ...
24831 * cgraphunit.c (ipa_passes): ... here.
24832 Call cgraph_process_new_functions.
24833 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24834 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24836 2009-04-19 Jan Hubicka <jh@suse.cz>
24838 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24840 (dump_cgraph_node): Dump can throw external flag.
24841 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24843 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24847 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24848 * common.opt (Wlogical-op): Move from here...
24849 * c.opt (Wlogical-op): ... to here.
24850 * c-typeck.c (parser_build_binary_op): Update call to
24851 warn_logical_operator.
24852 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24854 * c-common.c (warn_logical_op): Update.
24855 * c-common.h (warn_logical_op): Update declaration.
24857 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24859 * tree.c (protected_set_expr_location): Fix formatting.
24861 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24864 * c-typeck.c (readonly_warning): new.
24865 (build_unary_op, build_modify_expr): Use readonly_warning for
24866 storing into something readonly but not const-qualified.
24868 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24871 * c-typeck.c (build_unary_op): Check for taking address of
24872 expression of type void.
24874 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24877 * c-typeck.c (build_function_call): Check for calling a function
24878 with qualified void return types. Call require_complete_type when
24881 2009-04-18 Jan Hubicka <jh@suse.cz>
24883 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24885 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24886 can_throw_external flag.
24887 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24888 * ipa-pure-const.c (ignore_edge): New function.
24889 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24890 only over can_throw_external edges.
24891 (local_pure_const): Add nothrow flag.
24892 * ipa-utils.c (searchc): Add ignore_edge callback.
24893 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24894 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24895 (set_nothrow_function_flags): Update cgraph.
24896 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24898 2009-04-18 Richard Guenther <rguenther@suse.de>
24900 PR middle-end/39804
24901 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24902 (fold_stmt): ... this and ...
24903 (fold_stmt_inplace): ... this.
24904 (fold_stmt_1): Fold references in calls and asms.
24905 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24907 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24909 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24910 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24912 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24914 * tree.c (function_args_count): Remove.
24915 * tree.h: Remove the prototype for function_args_count.
24917 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24919 * tree-iterator.c (expr_only): Remove.
24920 * tree.h: Remove the prototype for expr_only.
24922 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24924 * reginfo.c (cannot_change_mode_set_regs): Remove.
24925 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24927 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24929 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24930 whether operands 0 and 1 overlaps.
24932 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24934 PR middle-end/36902
24935 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24936 pointer. Use warning_at instead of warning.
24937 (search_for_addr_array): Likewise.
24938 (check_array_bounds): Likewise.
24939 (check_all_array_refs): Check that the incoming edge is not in the
24940 list of edges to be removed.
24941 (check_all_array_refs): Avoid the temporal pointer.
24942 (vrp_visit_cond_stmt): Fix typo.
24943 (simplify_switch_using_ranges): Handle the case where the switch
24944 index is an integer constant.
24946 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24948 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24950 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24952 * doc/extend.texi, doc/invoke.texi: Fix typos.
24954 2009-04-17 Cary Coutant <ccoutant@google.com>
24956 * tree-flow-inline.h (get_lineno): Fix inverted test.
24958 2009-04-17 Diego Novillo <dnovillo@google.com>
24960 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24961 assertion for AVAIL_OUT.
24963 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24966 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24967 * config/sh/linux-atomic.asm: Likewise.
24969 2009-04-17 Diego Novillo <dnovillo@google.com>
24971 * except.c (debug_eh_tree): New.
24972 (struct eh_region, struct eh_status): Move ...
24973 * except.h: ... here.
24974 (add_type_for_runtime): Declare extern.
24975 (lookup_type_for_runtime): Likewise.
24976 (debug_eh_tree): Declare.
24977 * Makefile.in (GTFILES): List except.h before except.c
24979 2009-04-17 Diego Novillo <dnovillo@google.com>
24981 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24982 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24983 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24984 (find_vars_r): ... here.
24985 * tree-flow.h (find_referenced_vars_in): Declare.
24986 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24987 that AVAIL_OUT exists for BLOCK.
24988 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24989 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24990 (tree-parloops.o): Likewise.
24992 2009-04-17 Simon Baldwin <simonb@google.com>
24994 * toplev.c (default_tree_printer): Add handling for %E format.
24996 2009-04-17 Diego Novillo <dnovillo@google.com>
24998 * tree-pretty-print.c (dump_generic_node): Add break after
24999 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
25000 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
25001 FUNCTION_TYPE together. Call print_struct_decl when printing
25002 structures and TDF_SLIM is not given.
25003 (print_struct_decl): Fix logic for detecting recursion.
25005 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25008 * gcc.c (create_at_file): New.
25009 (compile_input_file_p): New.
25010 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
25011 * main.c (main): Update call to toplev_main.
25012 * toplev.c (toplev_main): Change signature. Call expandargv.
25013 * toplev.h (toplev_main): Change signature.
25015 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25017 * dwarf2out.c (field_byte_offset): Use the type size as the field size
25018 if the latter is not constant.
25020 2009-04-17 David Edelsohn <edelsohn@gnu.org>
25022 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
25024 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25026 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
25027 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
25029 2009-04-17 Richard Guenther <rguenther@suse.de>
25031 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25032 Handle component references view-converting an invariant address.
25034 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
25036 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
25037 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
25038 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
25039 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
25040 Use @deftypevr rather than @deftypevar.
25042 2009-04-17 Richard Guenther <rguenther@suse.de>
25044 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
25045 (get_prop_source_stmt): Likewise.
25046 (can_propagate_from): Likewise.
25048 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
25050 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
25051 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
25052 (--with-multilib-list): Add default value.
25053 * configure: Regenerate.
25054 * Makefile.in (TM_ENDIAN_CONFIG): Define.
25055 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
25056 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
25057 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
25058 Don't add default cpu to multilib list unnecessarily, but do enable
25059 the relevant compiler option..
25060 Add support for --with-multilib-list=<blank> and
25061 --with-multilib-list=!<somelib> to supress unwanted multilibs.
25062 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
25063 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
25064 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
25065 TM_MULTILIB_CONFIG.
25066 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
25067 (MULTILIB_OSDIRNAMES): New variable.
25068 * config/sh/t-1e: Delete file.
25069 * config/sh/t-mlib-sh1: Delete file.
25070 * config/sh/t-mlib-sh2: Delete file.
25071 * config/sh/t-mlib-sh2a: Delete file.
25072 * config/sh/t-mlib-sh2a-nofpu: Delete file.
25073 * config/sh/t-mlib-sh2a-single: Delete file.
25074 * config/sh/t-mlib-sh2a-single-only: Delete file.
25075 * config/sh/t-mlib-sh2e: Delete file.
25076 * config/sh/t-mlib-sh3e: Delete file.
25077 * config/sh/t-mlib-sh4: Delete file.
25078 * config/sh/t-mlib-sh4-nofpu: Delete file.
25079 * config/sh/t-mlib-sh4-single: Delete file.
25080 * config/sh/t-mlib-sh4-single-only: Delete file.
25081 * config/sh/t-mlib-sh4a: Delete file.
25082 * config/sh/t-mlib-sh4a-nofpu: Delete file.
25083 * config/sh/t-mlib-sh4a-single: Delete file.
25084 * config/sh/t-mlib-sh4a-single-only: Delete file.
25085 * config/sh/t-mlib-sh4al: Delete file.
25086 * config/sh/t-mlib-sh5-32media: Delete file.
25087 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
25088 * config/sh/t-mlib-sh5-64media: Delete file.
25089 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
25090 * config/sh/t-mlib-sh5-compact: Delete file.
25091 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
25092 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
25093 * doc/install.texi (Options specification): Add
25094 --with-multilib-list and --with-endian.
25096 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25098 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
25100 (OBJS-common): Add plugin-version.o.
25101 (plugin-version.o): New.
25102 * gcc-plugin.h (plugin_gcc_version): New.
25103 (plugin_default_version_check): New.
25104 (plugin_init_func, plugin_init): Add version argument.
25105 * plugin-version.c: New.
25106 * plugin.c (str_plugin_gcc_version_name): New.
25107 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
25108 pass it to the init function.
25109 (plugin_default_version_check): New.
25111 2009-04-17 Richard Guenther <rguenther@suse.de>
25113 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
25114 for decl-vs-decl disambiguation.
25116 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
25118 * config/s390/s390.h (s390_tune_attr): New macro definition.
25119 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
25121 2009-04-17 Richard Guenther <rguenther@suse.de>
25123 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
25124 (fold_stmt_r): Likewise.
25125 (maybe_fold_reference): New function.
25126 (fold_gimple_assign): Handle cases fold_stmt_r did.
25127 (fold_stmt): Do not use fold_stmt_r.
25128 (fold_stmt_inplace): Likewise.
25130 2009-04-17 Richard Guenther <rguenther@suse.de>
25132 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
25133 (record_equivalences_from_stmt): Remove useless checks and
25135 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
25136 the type is already suitable.
25138 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
25140 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
25142 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
25144 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
25145 (CMPtype): Define as __gcc_CMPtype.
25147 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
25149 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
25150 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
25152 2009-04-17 Richard Guenther <rguenther@suse.de>
25154 PR tree-optimization/39746
25155 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
25156 special-casing for builtins and static variable use/def.
25157 (call_may_clobber_ref_p_1): Likewise.
25159 2009-04-16 Ian Lance Taylor <iant@google.com>
25161 * df.h: Include "timevar.h".
25162 (struct df_problem): Change tv_id field to timevar_id_t.
25163 * tree-pass.h: Include "timevar.h".
25164 (struct opt_pass): Change tv_id field to timevar_id_t.
25165 * timevar.h (timevar_id_t): Define TV_NONE.
25166 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
25167 TV_NONE rather than tv_id != 0.
25168 (execute_one_pass): Likewise.
25169 * Makefile.in (DF_H): Add $(TIMEVAR_H).
25170 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
25171 dependencies to $(TREE_PASS_H).
25172 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
25174 (pass_branch_target_load_optimize2): Likewise.
25175 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
25176 (pass_outof_cfg_layout_mode): Likewise.
25177 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
25178 (pass_rebuild_cgraph_edges): Likewise.
25179 (pass_remove_cgraph_callee_edges): Likewise.
25180 * df-core.c (pass_df_initialize_opt): Likewise.
25181 (pass_df_initialize_no_opt): Likewise.
25182 (pass_df_finish): Likewise.
25183 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
25184 * except.c (pass_set_nothrow_function_flags): Likewise.
25185 (pass_convert_to_eh_region_ranges): Likewise.
25186 * final.c (pass_compute_alignments): Likewise.
25187 * function.c (pass_instantiate_virtual_regs): Likewise.
25188 (pass_init_function): Likewise.
25189 (pass_leaf_regs): Likewise.
25190 (pass_match_asm_constraints): Likewise.
25191 * gimple-low.c (pass_lower_cf): Likewise.
25192 (pass_mark_used_blocks): Likewise.
25193 * init-regs.c (pass_initialize_regs): Likewise.
25194 * integrate.c (pass_initial_value_sets): Likewise.
25195 * ira.c (pass_ira): Likewise.
25196 * jump.c (pass_cleanup_barriers): Likewise.
25197 * omp-low.c (pass_expand_omp): Likewise.
25198 (pass_lower_omp): Likewise.
25199 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
25200 * recog.c (pass_split_all_insns): Likewise.
25201 (pass_split_after_reload): Likewise.
25202 (pass_split_before_regstack): Likewise.
25203 (pass_split_before_sched2): Likewise.
25204 (pass_split_for_shorten_branches): Likewise.
25205 * reginfo.c (pass_reginfo_init): Likewise.
25206 (pass_subregs_of_mode_init): Likewise.
25207 (pass_subregs_of_mode_finish): Likewise.
25208 * passes.c (pass_postreload): Likewise.
25209 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
25210 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
25211 (pass_warn_function_return): Likewise.
25212 (pass_warn_function_noreturn): Likewise.
25213 * tree-complex.c (pass_lower_complex): Likewise.
25214 (pass_lower_complex_O0): Likewise.
25215 * tree-if-conv.c (pass_if_conversion): Likewise.
25216 * tree-into-ssa.c (pass_build_ssa): Likewise.
25217 * tree-mudflap.c (pass_mudflap_1): Likewise.
25218 (pass_mudflap_2): Likewise.
25219 * tree-nomudflap.c (pass_mudflap_1): Likewise.
25220 (pass_mudflap_2): Likewise.
25221 * tree-nrv.c (pass_return_slot): Likewise.
25222 * tree-object-size.c (pass_object_sizes): Likewise.
25223 * tree-optimize.c (pass_all_optimizations): Likewise.
25224 (pass_early_local_passes): Likewise.
25225 (pass_all_early_optimizations): Likewise.
25226 (pass_cleanup_cfg): Likewise.
25227 (pass_cleanup_cfg_post_optimizing): Likewise.
25228 (pass_free_datastructures): Likewise.
25229 (pass_free_cfg_annotations): Likewise.
25230 (pass_fixup_cfg): Likewise.
25231 (pass_init_datastructures): Likewise.
25232 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
25233 (pass_late_warn_uninitialized): Likewise.
25234 (pass_update_address_taken): Likewise.
25235 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
25236 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
25237 (pass_cse_sincos): Likewise.
25238 (pass_convert_to_rsqrt): Likewise.
25239 * tree-ssa-structalias.c (pass_build_alias): Likewise.
25240 * tree-stdarg.c (pass_stdarg): Likewise.
25241 * tree-tailcall.c (pass_tail_recursion): Likewise.
25242 (pass_tail_calls): Likewise.
25243 * tree-vect-generic.c (pass_lower_vector): Likewise.
25244 (pass_lower_vector_ssa): Likewise.
25245 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
25247 2009-04-16 Joseph Myers <joseph@codesourcery.com>
25249 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
25251 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
25253 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
25254 logical and signext.
25256 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
25259 * config/sh/predicates.md (arith_operand): Check if the operand
25260 of TRUNCATE is a REG.
25262 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25264 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
25265 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
25267 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25269 * tree-iterator.c (tsi_split_statement_list_after,
25270 tsi_split_statement_list_before): Remove.
25271 * tree-iterator.h: Remove the prototypes for
25272 tsi_split_statement_list_after and tsi_split_statement_list_before.
25274 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25276 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
25277 * tree-ssa-propagate.h: Remove the prototype for
25278 stmt_makes_single_load.
25280 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25282 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
25283 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
25285 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25287 * tree-iterator.c (EXPR_LAST_BODY): Remove.
25289 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25291 * except.c (eh_region_outer_p): Remove.
25292 * except.h: Remove the prototype for eh_region_outer_p.
25294 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25296 * function.c (current_function_assembler_name): Remove.
25297 * function.h: Remove the prototype for
25298 current_function_assembler_name.
25300 2009-04-16 Ian Lance Taylor <iant@google.com>
25302 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
25303 (add_reg_note): Call alloc_reg_note.
25304 * rtl.h (alloc_reg_note): Declare.
25305 * combine.c (try_combine): Use alloc_reg_note.
25306 (recog_for_combine, move_deaths): Likewise.
25307 (distribute_notes): Use alloc_reg_note and add_reg_note.
25308 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
25309 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
25310 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
25312 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
25314 PR rtl-optimization/39762
25315 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
25316 ira_may_move_out_cost): Add comments about way of their usage.
25317 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
25319 * ira-conflicts.c (process_regs_for_copy): Use function
25320 ira_get_register_move_cost instead of global
25321 ira_register_move_cost.
25323 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
25324 color_pass, move_spill_restore, update_curr_costs): Ditto.
25326 * ira-lives.c (process_single_reg_class_operands): Ditto.
25328 * ira-emit.c (emit_move_list): Ditto.
25330 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
25331 (record_reg_classes): Ditto. Use functions
25332 ira_get_register_move_cost and ira_get_may_move_cost instead of
25333 global vars ira_register_move_cost, ira_may_move_out_cost and
25334 ira_may_move_in_cost.
25335 (record_address_regs): Don't call ira_init_register_move_cost.
25336 Use function ira_get_may_move_cost instead of global
25337 ira_may_move_in_cost.
25338 (process_bb_node_for_hard_reg_moves): Use function
25339 ira_get_register_move_cost instead of global ira_register_move_cost.
25340 (ira_costs): Don't call ira_init_register_move_cost.
25342 2009-04-16 Richard Guenther <rguenther@suse.de>
25344 * tree-cfg.c (verify_gimple_assign_binary):
25345 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
25346 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
25347 (create_general_new_stmt): Note that this function is broken.
25349 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25351 * common.opt (fhelp): Add Var(help_flag).
25352 * gcc-plugin.h (plugin_info): Add help.
25353 * plugin.c (plugin_name_args): Add help.
25354 (register_plugin_info): Set plugin->help.
25355 (print_help_one_plugin): New.
25356 (print_plugins_help): New.
25357 * plugin.h (print_plugins_help): New.
25358 * toplev.c (toplev_main): Call print_plugins_help if needed.
25360 2009-04-16 Richard Guenther <rguenther@suse.de>
25362 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
25363 (gimple_ior_addresses_taken_1): New function.
25364 (gimple_ior_addresses_taken): Likewise.
25365 * gimple.h (struct gimple_statement_with_ops_base): Remove
25366 addresses_taken member.
25367 (gimple_ior_addresses_taken): Declare.
25368 (gimple_addresses_taken, gimple_addresses_taken_ptr,
25369 gimple_set_addresses_taken): Remove.
25370 * ipa-reference.c (mark_address): New function.
25371 (scan_stmt_for_static_refs): Use it for marking addresses taken.
25372 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
25373 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
25374 (gimple_add_to_addresses_taken): Remove.
25375 (get_tmr_operands): Call mark_address_taken.
25376 (get_asm_expr_operands): Likewise.
25377 (get_expr_operands): Likewise.
25378 (build_ssa_operands): Do not clear the addresses_taken bitmap.
25379 (free_stmt_operands): Do not free it.
25380 * tree-ssa.c (delete_tree_ssa): Likewise.
25381 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
25383 2009-04-16 Richard Guenther <rguenther@suse.de>
25385 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
25386 (walk_stmt_load_store_ops): Likewise.
25387 * gimple.c (get_base_loadstore): New function.
25388 (walk_stmt_load_store_addr_ops): Likewise.
25389 (walk_stmt_load_store_ops): Likewise.
25390 * ipa-pure-const.c (check_op): Simplify.
25391 (check_load, check_store): New functions.
25392 (check_stmt): Use walk_stmt_load_store_ops.
25393 * ipa-reference.c (mark_load): Adjust signature.
25394 (mark_store): Likewise.
25395 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
25397 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25399 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
25400 (plugin_info): New.
25401 * opts.c (common_handle_option): Don't call print_version.
25402 * plugin.c (plugin_name_args): Add version.
25403 (register_plugin_info): New.
25404 (register_callback): Handle PLUGIN_INFO.
25405 (try_init_one_plugin): New.
25406 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
25408 (finalize_one_plugin): New.
25409 (finalize_plugins): New.
25410 (print_one_plugin): New.
25411 (print_plugins_versions): New.
25412 * plugin.h (print_plugins_versions): New.
25413 (finalize_plugins): New.
25414 * toplev.c (compile_file): Don't call initialize_plugins.
25415 (print_version): Call print_plugins_versions.
25416 (toplev_main): Call initialize_plugins. Print version if needed.
25417 Call finalize_plugins.
25419 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25421 * common.opt (fversion): New.
25422 * gcc.c (print_version): New.
25423 (process_command): Don't print the version. Just set print_version.
25424 (main): Print version. Call subprocesses if print_version and
25425 verbose_flag are set.
25426 * opts.c (common_handle_option): Handle OPT_fversion.
25428 2009-04-16 Richard Guenther <rguenther@suse.de>
25429 Ira Rosen <irar@il.ibm.com>
25431 PR tree-optimization/39698
25432 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
25433 type of the reduction variable. Only generate the def if
25436 * omp-low.c (expand_omp_for_generic): When converting to a pointer
25437 make sure to first convert to an integer of the same precision.
25438 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
25439 the type of the evolution correctly in computing the new
25440 induction variable base.
25442 2009-04-16 Richard Guenther <rguenther@suse.de>
25444 PR middle-end/39625
25445 * tree-cfg.c (make_blocks): Split statements with to-be
25446 abnormal SSA names on the lhs.
25448 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
25450 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
25451 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
25452 * c-typeck.c (really_start_incremental_init): Likewise.
25453 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
25454 (TARGET_INITIALIZER): Remove it.
25455 * target.h (struct target): Remove vector_opaque_p.
25456 * tree.c (build_opaque_vector_type): New.
25457 * tree.h (TYPE_VECTOR_OPAQUE): New.
25458 (build_opaque_vector_type): Declare.
25459 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
25460 * config/rs6000/rs6000.c (build_opaque_vector_type,
25461 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
25462 (rs6000_init_builtins): Use build_opaque_vector_type for
25463 opaque_V4SI_type_node.
25465 2009-04-15 Catherine Moore <clm@codesourcery.com>
25467 * debug.h (set_name): Declare.
25468 * dwarf2out.c (dwarf2out_set_name): Declare.
25469 (dwarf2_debug_hooks): Add set_name.
25470 (find_AT_string): New.
25471 (add_AT_string): Call find_AT_string.
25472 (dwarf2out_set_name): New.
25473 * cp/decl.c (grokdeclarator): Call set_name.
25474 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
25475 * debug.c (do_nothing_debug_hooks): Likewise.
25476 * dbxout.c (dbx_debug_hooks): Likewise.
25477 * sdbout.c (sdb_debug_hooks): Likewise.
25479 2009-04-15 Michael Eager <eager@eagercon.com>
25481 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
25482 reg for single-precision FPU.
25483 * config/rs6000/rs6000.md (movsi_internal1): Only for
25484 !TARGET_SINGLE_FPU.
25485 (movsi_internal1_single): New. Add pattern to move SI values to/from
25486 single-precision FP regs.
25488 2009-04-15 Richard Guenther <rguenther@suse.de>
25490 * omp-low.c (lower_rec_input_clauses): Build correct address
25492 (expand_omp_for_generic): Fix multiplication type.
25493 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
25494 (generate_memset_zero): Fix types.
25495 * tree-profile.c (prepare_instrumented_value): Correctly
25498 2009-04-15 Ian Lance Taylor <iant@google.com>
25500 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
25501 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
25502 for -Wall and for -Wc++-compat.
25503 (c_common_post_options): For C++, set warn_enum_compare if not
25505 * c-tree.h (struct c_expr): Add field original_type.
25506 (build_external_ref): Update declaration.
25507 * c-parser.c (c_parser_braced_init): Set original_type.
25508 (c_parser_initelt): Likewise.
25509 (c_parser_expr_no_commas): Likewise.
25510 (c_parser_conditional_expression): Likewise.
25511 (c_parser_cast_expression): Likewise.
25512 (c_parser_unary_expression): Likewise. Pull setting of
25513 original_code to top of function.
25514 (c_parser_sizeof_expression): Set original_type.
25515 (c_parser_alignof_expression): Likewise.
25516 (c_parser_postfix_expression): Likewise. Pull setting of
25517 original_code to top of function.
25518 (c_parser_postfix_expression_after_paren_type): Set original_type.
25519 (c_parser_postfix_expression_after_primary): Likewise.
25520 (c_parser_expression): Likewise.
25521 * c-typeck.c (build_external_ref): Add type parameter. Change all
25523 (c_expr_sizeof_expr): Set original_type field.
25524 (parser_build_unary_op): Likewise.
25525 (parser_build_binary_op): Likewise. Optionally warn about
25526 comparisons of enums of different types.
25527 (digest_init): Set original_type field.
25528 (really_start_incremental_init): Likewise.
25529 (push_init_level, pop_init_level): Likewise.
25530 * doc/invoke.texi (Warning Options): -Wenum-compare now
25533 2009-04-15 Richard Guenther <rguenther@suse.de>
25535 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
25536 out a necessary conversion.
25537 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
25538 names we didn't value number.
25539 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
25541 2009-04-15 Richard Guenther <rguenther@suse.de>
25543 PR tree-optimization/39764
25544 * tree-ssa-ccp.c (get_value): Canonicalize value with
25545 canonicalize_float_value.
25547 2009-04-15 Jan Hubicka <jh@suse.cz>
25549 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
25550 Wrong version of patch.
25552 2009-04-15 Jan Hubicka <jh@suse.cz>
25554 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
25556 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
25558 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
25559 our distinct integral and vector types.
25561 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
25563 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
25564 * init.c (build_vtbl_address): Remove call to assemble_external.
25566 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
25568 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
25569 output for other floating point modes.
25571 2009-04-14 Diego Novillo <dnovillo@google.com>
25573 * diagnostic.c (diagnostic_report_diagnostic): Do not
25574 warn about loaded plugins for DK_ERROR and DK_WARNING.
25575 * c-decl.c (declspecs_add_type): Move call to
25576 invoke_plugin_callbacks ...
25577 * c-parser.c (c_parser_declspecs): ... here.
25578 * plugin.c (dump_active_plugins): Tidy output.
25580 2009-04-14 Diego Novillo <dnovillo@google.com>
25581 Le-Chun Wu <lcwu@google.com>
25583 * configure.ac: Add --enable-plugin support.
25584 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
25585 * Makefile.in (PLUGIN_H): Define.
25586 Export ENABLE_PLUGIN and GMPINC to site.exp.
25587 Add PLUGINLIBS to link command.
25588 Add/modify dependencies for plugin.o and files including plugin.h.
25590 * config.in: Regenerate.
25592 * opts.c (common_handle_option): Handle OPT_fplugin_ and
25595 2009-04-14 Le-Chun Wu <lcwu@google.com>
25597 * tree-pass.h (register_one_dump_file): Add a prototype for
25598 register_one_dump_file.
25599 * toplev.c (compile_file): Call initialize_plugins.
25600 (do_compile): Call invoke_plugin_callbacks.
25601 (toplev_main): Call invoke_plugin_callbacks.
25602 * common.opt: Add -fplugin= and -fplugin-arg-.
25603 * gcc-plugin.h: New public header file for plugins to include.
25604 * plugin.c: New source file.
25605 * plugin.h: New internal header file.
25606 * passes.c (register_one_dump_file): Make it external.
25608 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
25610 2009-04-14 Diego Novillo <dnovillo@google.com>
25612 * doc/plugins.texi: New.
25613 * doc/gccint.texi: Add reference to Plugins chapter.
25614 * doc/invoke.texi: Document -fplugin and -fplugin-arg
25615 * diagnostic.c (diagnostic_report_diagnostic): Warn about
25616 loaded plugins, if any.
25617 * timevar.def (TV_PLUGIN_INIT): Define.
25618 (TV_PLUGIN_RUN): Define.
25619 * plugin.c: Include timevar.h
25620 (plugins_active_p): New.
25621 (dump_active_plugins): New.
25622 (debug_active_plugins): New.
25624 2009-04-14 Joseph Myers <joseph@codesourcery.com>
25626 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
25628 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
25630 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
25632 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
25633 the same as a minus without a shift.
25635 2009-04-14 Nick Clifton <nickc@redhat.com>
25637 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
25638 comparisons with small integers will always produce a short
25641 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
25644 2008-12-19 Diego Novillo <dnovillo@google.com>
25646 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
25648 2009-04-14 Richard Guenther <rguenther@suse.de>
25650 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
25652 (verify_gimple_assign_binary): Likewise. Handle shifts and
25654 (verify_gimple_phi): Print the mismatched argument position.
25655 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25657 (vect_update_init_of_dr): Likewise.
25658 * matrix-reorg.c (transform_access_sites): Do what the
25660 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
25662 2009-04-13 Michael Eager <eager@eagercon.com>
25664 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
25665 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
25666 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
25667 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
25668 remove duplicate config
25670 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25672 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
25673 file_name:line_number type locator of the call site.
25675 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
25677 * genautomata.c: Put blank after comma.
25678 (automaton_decls): New.
25679 (struct unit_usage): Add comments to member next.
25680 (store_alt_unit_usage): Keep the list ordered.
25681 (unit_present_on_list_p, equal_alternatives_p): New.
25682 (check_regexp_units_distribution): Check units distribution
25683 correctness correctly.
25684 (main): Don't write automata if error is found. Return correct
25687 * config/m68k/cf.md (cfv4_ds): Remove.
25688 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25689 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25691 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25692 power4-load-ext, power4-store, power4-store-update,
25693 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25694 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25695 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25696 power4-sqrt, power4-isync): Modify reservation to make correct
25697 unit distribution to automata.
25699 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25700 power5-store-update, power5-two, power5-three, power5-lmul,
25701 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25703 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25705 * except.c (pass_set_nothrow_function_flags): Set name and add
25707 (set_nothrow_function_flags): Mention in the dump file when
25708 changing a function to nothrow.
25710 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25713 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25714 instead of unsigned long.
25716 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25718 * config/arm/arm.c (return_used_this_function): Remove.
25719 (arm_output_function_prologue): Remove use of
25720 return_used_this_function.
25721 (output_return_instruction): Replace use of
25722 return_used_this_function
25723 by cfun->machine->return_used_this_function.
25724 (arm_output_epilogue): Likewise.
25725 (arm_output_function_epilogue): Likewise.
25726 (thumb_unexpanded_epilogue): Likewise.
25727 * config/arm/arm.h (struct machine_function):
25728 New member return_used_this_function.
25730 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25732 * doc/install.texi: Correct description of default directory for
25733 --with-gxx-include-dir.
25735 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25737 * fold-const.c (build_range_check): Properly deal with enumeral and
25738 boolean base types.
25740 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25742 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25743 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25744 * params.h (MAX_GCSE_PASSES): Remove.
25745 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25746 in sequence. Remove ability to run multiple passes.
25747 (bypass_jumps): Report run as third CPROP pass.
25749 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25751 PR middle-end/39651
25752 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25753 when deciding whether the whole SEQUENCE can throw.
25755 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25758 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25759 offseted label references.
25761 2009-04-11 Jan Hubicka <jh@suse.cz>
25763 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25765 2009-04-11 Richard Guenther <rguenther@suse.de>
25767 PR middle-end/39732
25768 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25769 return variables as TREE_ADDRESSABLE.
25771 2009-04-11 Richard Guenther <rguenther@suse.de>
25773 PR tree-optimization/39713
25774 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25775 reference trees have SSA_NAME operands.
25777 2009-04-11 Richard Guenther <rguenther@suse.de>
25780 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25781 address expressions.
25783 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25785 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25786 match changes in Cygwin 1.7
25787 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25788 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25790 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25792 PR tree-optimization/39701
25793 * doc/invoke.texi (Optimization Options): Document change in
25794 meaning and initialization of -fdelete-null-pointer-checks.
25796 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25798 PR middle-end/39701
25799 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25801 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25804 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25806 2009-04-10 Chao-ying Fu <fu@mips.com>
25808 * doc/tm.texi (Instruction Output): Document
25809 TARGET_ASM_FINAL_POSTSCAN_INSN.
25810 * target.h (final_postscan_insn): New field in asm_out.
25811 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25812 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25813 * final.c (final_scan_insn): Call
25814 targetm.asm_out.final_postscan_insn after outputting
25815 an asm macro and a normal instruction.
25817 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25818 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25819 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25820 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25821 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25823 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25825 PR middle-end/39701
25826 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25827 variables as non-NULL even with -fdelete-null-pointer-checks.
25829 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25831 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25833 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25836 * config/i386/i386.c (classify_argument): Handle SCmode with
25837 (bit_offset % 64) != 0.
25839 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25841 * doc/invoke.texi (Optimize Options): Add cross-reference to
25842 -Q --help=optimizers examples.
25844 2009-04-10 Ben Elliston <bje@au.ibm.com>
25847 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25848 regalign for the reg == fpr and TDmode case.
25850 2009-04-09 David Ayers <ayers@fsfe.org>
25853 * objc/objc-act.c (warn_with_method): Remove helper function.
25854 (check_duplicates): Call warning and inform directly.
25855 (really_start_method): Likewise.
25857 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25859 * expmed.c (expand_divmod): Always use a comparison for a division
25860 by a large unsigned integer.
25862 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25863 for things others than variables or functions as nonzero.
25865 2009-04-09 Nick Clifton <nickc@redhat.com>
25867 * unwind-compat.c: Change copyright header to refer to version
25868 3 of the GNU General Public License with version 3.1 of the
25869 GCC Runtime Library Exception and to point readers at the
25870 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25871 * config/alpha/crtfastmath.c: Likewise.
25872 * config/alpha/linux-unwind.h: Likewise.
25873 * config/alpha/qrnnd.asm: Likewise.
25874 * config/alpha/vms-crt0-64.c: Likewise.
25875 * config/alpha/vms-crt0.c: Likewise.
25876 * config/alpha/vms-dwarf2.asm: Likewise.
25877 * config/alpha/vms-dwarf2eh.asm: Likewise.
25878 * config/alpha/vms-psxcrt0-64.c: Likewise.
25879 * config/alpha/vms-psxcrt0.c: Likewise.
25880 * config/alpha/vms_tramp.asm: Likewise.
25881 * config/arc/initfini.c: Likewise.
25882 * config/arc/lib1funcs.asm: Likewise.
25883 * config/arm/bpabi-v6m.S: Likewise.
25884 * config/arm/bpabi.S: Likewise.
25885 * config/arm/bpabi.c: Likewise.
25886 * config/arm/crti.asm: Likewise.
25887 * config/arm/crtn.asm: Likewise.
25888 * config/arm/ieee754-df.S: Likewise.
25889 * config/arm/ieee754-sf.S: Likewise.
25890 * config/arm/lib1funcs.asm: Likewise.
25891 * config/arm/libunwind.S: Likewise.
25892 * config/arm/linux-atomic.c: Likewise.
25893 * config/arm/mmintrin.h: Likewise.
25894 * config/arm/pr-support.c: Likewise.
25895 * config/arm/unaligned-funcs.c: Likewise.
25896 * config/arm/unwind-arm.c: Likewise.
25897 * config/arm/unwind-arm.h: Likewise.
25898 * config/avr/libgcc.S: Likewise.
25899 * config/bfin/crti.s: Likewise.
25900 * config/bfin/crtlibid.s: Likewise.
25901 * config/bfin/crtn.s: Likewise.
25902 * config/bfin/lib1funcs.asm: Likewise.
25903 * config/bfin/linux-unwind.h: Likewise.
25904 * config/cris/arit.c: Likewise.
25905 * config/cris/cris_abi_symbol.c: Likewise.
25906 * config/darwin-64.c: Likewise.
25907 * config/darwin-crt2.c: Likewise.
25908 * config/darwin-crt3.c: Likewise.
25909 * config/darwin.h: Likewise.
25910 * config/dbxelf.h: Likewise.
25911 * config/dfp-bit.c: Likewise.
25912 * config/dfp-bit.h: Likewise.
25913 * config/elfos.h: Likewise.
25914 * config/fixed-bit.c: Likewise.
25915 * config/fixed-bit.h: Likewise.
25916 * config/fp-bit.c: Likewise.
25917 * config/fp-bit.h: Likewise.
25918 * config/fr30/crti.asm: Likewise.
25919 * config/fr30/crtn.asm: Likewise.
25920 * config/fr30/lib1funcs.asm: Likewise.
25921 * config/freebsd-spec.h: Likewise.
25922 * config/frv/cmovd.c: Likewise.
25923 * config/frv/cmovh.c: Likewise.
25924 * config/frv/cmovw.c: Likewise.
25925 * config/frv/frvbegin.c: Likewise.
25926 * config/frv/frvend.c: Likewise.
25927 * config/frv/lib1funcs.asm: Likewise.
25928 * config/glibc-stdint.h: Likewise.
25929 * config/h8300/clzhi2.c: Likewise.
25930 * config/h8300/crti.asm: Likewise.
25931 * config/h8300/crtn.asm: Likewise.
25932 * config/h8300/ctzhi2.c: Likewise.
25933 * config/h8300/fixunssfsi.c: Likewise.
25934 * config/h8300/lib1funcs.asm: Likewise.
25935 * config/h8300/parityhi2.c: Likewise.
25936 * config/h8300/popcounthi2.c: Likewise.
25937 * config/i386/ammintrin.h: Likewise.
25938 * config/i386/att.h: Likewise.
25939 * config/i386/avxintrin.h: Likewise.
25940 * config/i386/biarch64.h: Likewise.
25941 * config/i386/bmmintrin.h: Likewise.
25942 * config/i386/cpuid.h: Likewise.
25943 * config/i386/cross-stdarg.h: Likewise.
25944 * config/i386/crtfastmath.c: Likewise.
25945 * config/i386/crtprec.c: Likewise.
25946 * config/i386/cygming-crtbegin.c: Likewise.
25947 * config/i386/cygming-crtend.c: Likewise.
25948 * config/i386/cygwin.asm: Likewise.
25949 * config/i386/emmintrin.h: Likewise.
25950 * config/i386/gmm_malloc.h: Likewise.
25951 * config/i386/gthr-win32.c: Likewise.
25952 * config/i386/i386.h: Likewise.
25953 * config/i386/immintrin.h: Likewise.
25954 * config/i386/linux-unwind.h: Likewise.
25955 * config/i386/linux64.h: Likewise.
25956 * config/i386/mm3dnow.h: Likewise.
25957 * config/i386/mmintrin-common.h: Likewise.
25958 * config/i386/mmintrin.h: Likewise.
25959 * config/i386/nmmintrin.h: Likewise.
25960 * config/i386/pmm_malloc.h: Likewise.
25961 * config/i386/pmmintrin.h: Likewise.
25962 * config/i386/smmintrin.h: Likewise.
25963 * config/i386/sol2-c1.asm: Likewise.
25964 * config/i386/sol2-ci.asm: Likewise.
25965 * config/i386/sol2-cn.asm: Likewise.
25966 * config/i386/sol2-gc1.asm: Likewise.
25967 * config/i386/tmmintrin.h: Likewise.
25968 * config/i386/unix.h: Likewise.
25969 * config/i386/w32-unwind.h: Likewise.
25970 * config/i386/wmmintrin.h: Likewise.
25971 * config/i386/x86-64.h: Likewise.
25972 * config/i386/x86intrin.h: Likewise.
25973 * config/i386/xmmintrin.h: Likewise.
25974 * config/ia64/crtbegin.asm: Likewise.
25975 * config/ia64/crtend.asm: Likewise.
25976 * config/ia64/crtfastmath.c: Likewise.
25977 * config/ia64/crti.asm: Likewise.
25978 * config/ia64/crtn.asm: Likewise.
25979 * config/ia64/fde-glibc.c: Likewise.
25980 * config/ia64/lib1funcs.asm: Likewise.
25981 * config/ia64/linux-unwind.h: Likewise.
25982 * config/ia64/quadlib.c: Likewise.
25983 * config/ia64/unwind-ia64.c: Likewise.
25984 * config/linux.h: Likewise.
25985 * config/m32c/m32c-lib1.S: Likewise.
25986 * config/m32c/m32c-lib2-trapv.c: Likewise.
25987 * config/m32c/m32c-lib2.c: Likewise.
25988 * config/m32r/initfini.c: Likewise.
25989 * config/m68hc11/larith.asm: Likewise.
25990 * config/m68hc11/m68hc11-crt0.S: Likewise.
25991 * config/m68k/cf.md: Likewise.
25992 * config/m68k/crti.s: Likewise.
25993 * config/m68k/crtn.s: Likewise.
25994 * config/m68k/lb1sf68.asm: Likewise.
25995 * config/m68k/linux-unwind.h: Likewise.
25996 * config/mcore/crti.asm: Likewise.
25997 * config/mcore/crtn.asm: Likewise.
25998 * config/mcore/lib1.asm: Likewise.
25999 * config/mips/linux-unwind.h: Likewise.
26000 * config/mips/loongson.h: Likewise.
26001 * config/mips/mips16.S: Likewise.
26002 * config/mmix/crti.asm: Likewise.
26003 * config/mmix/crtn.asm: Likewise.
26004 * config/pa/fptr.c: Likewise.
26005 * config/pa/hpux-unwind.h: Likewise.
26006 * config/pa/lib2funcs.asm: Likewise.
26007 * config/pa/linux-atomic.c: Likewise.
26008 * config/pa/linux-unwind.h: Likewise.
26009 * config/pa/milli64.S: Likewise.
26010 * config/pa/quadlib.c: Likewise.
26011 * config/pa/stublib.c: Likewise.
26012 * config/picochip/libgccExtras/adddi3.asm: Likewise.
26013 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
26014 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
26015 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
26016 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
26017 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
26018 * config/picochip/libgccExtras/divmod15.asm: Likewise.
26019 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
26020 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
26021 * config/picochip/libgccExtras/longjmp.asm: Likewise.
26022 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
26023 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
26024 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
26025 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
26026 * config/picochip/libgccExtras/setjmp.asm: Likewise.
26027 * config/picochip/libgccExtras/subdi3.asm: Likewise.
26028 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
26029 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
26030 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
26031 * config/rs6000/750cl.h: Likewise.
26032 * config/rs6000/altivec.h: Likewise.
26033 * config/rs6000/biarch64.h: Likewise.
26034 * config/rs6000/crtresfpr.asm: Likewise.
26035 * config/rs6000/crtresgpr.asm: Likewise.
26036 * config/rs6000/crtresxfpr.asm: Likewise.
26037 * config/rs6000/crtresxgpr.asm: Likewise.
26038 * config/rs6000/crtsavfpr.asm: Likewise.
26039 * config/rs6000/crtsavgpr.asm: Likewise.
26040 * config/rs6000/darwin-asm.h: Likewise.
26041 * config/rs6000/darwin-fallback.c: Likewise.
26042 * config/rs6000/darwin-fpsave.asm: Likewise.
26043 * config/rs6000/darwin-ldouble.c: Likewise.
26044 * config/rs6000/darwin-tramp.asm: Likewise.
26045 * config/rs6000/darwin-unwind.h: Likewise.
26046 * config/rs6000/darwin-vecsave.asm: Likewise.
26047 * config/rs6000/darwin-world.asm: Likewise.
26048 * config/rs6000/e500crtres32gpr.asm: Likewise.
26049 * config/rs6000/e500crtres64gpr.asm: Likewise.
26050 * config/rs6000/e500crtres64gprctr.asm: Likewise.
26051 * config/rs6000/e500crtrest32gpr.asm: Likewise.
26052 * config/rs6000/e500crtrest64gpr.asm: Likewise.
26053 * config/rs6000/e500crtresx32gpr.asm: Likewise.
26054 * config/rs6000/e500crtresx64gpr.asm: Likewise.
26055 * config/rs6000/e500crtsav32gpr.asm: Likewise.
26056 * config/rs6000/e500crtsav64gpr.asm: Likewise.
26057 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
26058 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
26059 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
26060 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
26061 * config/rs6000/eabi-ci.asm: Likewise.
26062 * config/rs6000/eabi-cn.asm: Likewise.
26063 * config/rs6000/eabi.asm: Likewise.
26064 * config/rs6000/linux-unwind.h: Likewise.
26065 * config/rs6000/linux64.h: Likewise.
26066 * config/rs6000/paired.h: Likewise.
26067 * config/rs6000/paired.md: Likewise.
26068 * config/rs6000/ppc64-fp.c: Likewise.
26069 * config/rs6000/ppu_intrinsics.h: Likewise.
26070 * config/rs6000/rs6000.h: Likewise.
26071 * config/rs6000/si2vmx.h: Likewise.
26072 * config/rs6000/sol-ci.asm: Likewise.
26073 * config/rs6000/sol-cn.asm: Likewise.
26074 * config/rs6000/spe.h: Likewise.
26075 * config/rs6000/spu2vmx.h: Likewise.
26076 * config/rs6000/sysv4.h: Likewise.
26077 * config/rs6000/tramp.asm: Likewise.
26078 * config/rs6000/vec_types.h: Likewise.
26079 * config/s390/linux-unwind.h: Likewise.
26080 * config/s390/tpf-unwind.h: Likewise.
26081 * config/score/crti.asm: Likewise.
26082 * config/score/crtn.asm: Likewise.
26083 * config/sh/crt1.asm: Likewise.
26084 * config/sh/crti.asm: Likewise.
26085 * config/sh/crtn.asm: Likewise.
26086 * config/sh/divtab-sh4-300.c: Likewise.
26087 * config/sh/divtab-sh4.c: Likewise.
26088 * config/sh/divtab.c: Likewise.
26089 * config/sh/lib1funcs-4-300.asm: Likewise.
26090 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
26091 * config/sh/lib1funcs.asm: Likewise.
26092 * config/sh/lib1funcs.h: Likewise.
26093 * config/sh/linux-atomic.asm: Likewise.
26094 * config/sh/linux-unwind.h: Likewise.
26095 * config/sh/shmedia.h: Likewise.
26096 * config/sh/sshmedia.h: Likewise.
26097 * config/sh/ushmedia.h: Likewise.
26098 * config/sparc/crtfastmath.c: Likewise.
26099 * config/sparc/linux-unwind.h: Likewise.
26100 * config/sparc/sol2-c1.asm: Likewise.
26101 * config/sparc/sol2-ci.asm: Likewise.
26102 * config/sparc/sol2-cn.asm: Likewise.
26103 * config/spu/divmodti4.c: Likewise.
26104 * config/spu/divv2df3.c: Likewise.
26105 * config/spu/float_disf.c: Likewise.
26106 * config/spu/float_unsdidf.c: Likewise.
26107 * config/spu/float_unsdisf.c: Likewise.
26108 * config/spu/float_unssidf.c: Likewise.
26109 * config/spu/mfc_multi_tag_release.c: Likewise.
26110 * config/spu/mfc_multi_tag_reserve.c: Likewise.
26111 * config/spu/mfc_tag_release.c: Likewise.
26112 * config/spu/mfc_tag_reserve.c: Likewise.
26113 * config/spu/mfc_tag_table.c: Likewise.
26114 * config/spu/multi3.c: Likewise.
26115 * config/spu/spu_internals.h: Likewise.
26116 * config/spu/spu_intrinsics.h: Likewise.
26117 * config/spu/spu_mfcio.h: Likewise.
26118 * config/spu/vec_types.h: Likewise.
26119 * config/spu/vmx2spu.h: Likewise.
26120 * config/stormy16/stormy16-lib2.c: Likewise.
26121 * config/svr4.h: Likewise.
26122 * config/sync.c: Likewise.
26123 * config/v850/lib1funcs.asm: Likewise.
26124 * config/vxlib-tls.c: Likewise.
26125 * config/vxlib.c: Likewise.
26126 * config/vxworks-dummy.h: Likewise.
26127 * config/xtensa/crti.asm: Likewise.
26128 * config/xtensa/crtn.asm: Likewise.
26129 * config/xtensa/ieee754-df.S: Likewise.
26130 * config/xtensa/ieee754-sf.S: Likewise.
26131 * config/xtensa/lib1funcs.asm: Likewise.
26132 * config/xtensa/lib2funcs.S: Likewise.
26133 * config/xtensa/linux-unwind.h: Likewise.
26134 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
26135 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
26136 * coretypes.h: Likewise.
26137 * crtstuff.c: Likewise.
26138 * defaults.h: Likewise.
26139 * dwarf2.h: Likewise.
26140 * emutls.c: Likewise.
26141 * gbl-ctors.h: Likewise.
26142 * gcov-io.h: Likewise.
26143 * ginclude/float.h: Likewise.
26144 * ginclude/iso646.h: Likewise.
26145 * ginclude/stdarg.h: Likewise.
26146 * ginclude/stdbool.h: Likewise.
26147 * ginclude/stddef.h: Likewise.
26148 * ginclude/stdfix.h: Likewise.
26149 * ginclude/stdint-gcc.h: Likewise.
26150 * ginclude/tgmath.h: Likewise.
26151 * gthr-aix.h: Likewise.
26152 * gthr-dce.h: Likewise.
26153 * gthr-gnat.c: Likewise.
26154 * gthr-gnat.h: Likewise.
26155 * gthr-lynx.h: Likewise.
26156 * gthr-mipssde.h: Likewise.
26157 * gthr-nks.h: Likewise.
26158 * gthr-posix.c: Likewise.
26159 * gthr-posix.h: Likewise.
26160 * gthr-posix95.h: Likewise.
26161 * gthr-rtems.h: Likewise.
26162 * gthr-single.h: Likewise.
26163 * gthr-solaris.h: Likewise.
26164 * gthr-tpf.h: Likewise.
26165 * gthr-vxworks.h: Likewise.
26166 * gthr-win32.h: Likewise.
26167 * gthr.h: Likewise.
26168 * libgcc2.c: Likewise.
26169 * libgcc2.h: Likewise.
26170 * libgcov.c: Likewise.
26171 * tsystem.h: Likewise.
26172 * typeclass.h: Likewise.
26173 * unwind-c.c: Likewise.
26174 * unwind-compat.h: Likewise.
26175 * unwind-dw2-fde-compat.c: Likewise.
26176 * unwind-dw2-fde-darwin.c: Likewise.
26177 * unwind-dw2-fde-glibc.c: Likewise.
26178 * unwind-dw2-fde.c: Likewise.
26179 * unwind-dw2-fde.h: Likewise.
26180 * unwind-dw2.c: Likewise.
26181 * unwind-dw2.h: Likewise.
26182 * unwind-generic.h: Likewise.
26183 * unwind-pe.h: Likewise.
26184 * unwind-sjlj.c: Likewise.
26185 * unwind.inc: Likewise.
26186 * config/arm/neon-gen.ml: Change generated copyright header to
26187 refer to version 3 of the GNU General Public License with
26188 version 3.1 of the GCC Runtime Library Exception and to point
26189 readers at the COPYING3 and COPYING3.RUNTIME files and the
26190 FSF's license web page.
26191 * config/arm/arm_neon.h: Regenerate.
26193 2009-04-09 Jakub Jelinek <jakub@redhat.com>
26195 * config/cris/cris.md: Change copyright header to refer to version
26196 3 of the GNU General Public License.
26197 * doc/install.texi2html: Change copyright header to refer to version
26198 3 of the GNU General Public License and to point readers at the
26199 COPYING3 file and the FSF's license web page.
26200 * config/vax/linux.h: Likewise.
26202 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26204 * config/i386/i386.md (cmpcc): New.
26205 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
26206 (sync_compare_and_swap_cc*): Delete.
26208 * config/s390/s390.c (s390_compare_emitted): Remove.
26209 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
26210 s390_compare_emitted used to be handled. Assert that modes match.
26211 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
26212 refer to sync_compare_and_swap_ccsi.
26213 * config/s390/s390.h (s390_compare_emitted): Remove.
26214 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
26215 instead of s390_compare_emitted.
26216 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
26217 instead of s390_compare_emitted.
26218 * config/s390/s390.md (cmpcc): New.
26219 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
26220 CC_REGNUM, do not pretend it's set.
26221 (sync_compare_and_swap_cc*): Delete.
26222 * config/s390/predicates.md (cc_reg_operand): New.
26224 * expr.c (sync_compare_and_swap_cc): Delete.
26225 * optabs.h (sync_compare_and_swap_cc): Delete.
26226 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
26227 is being used with can_compare_p.
26228 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
26229 (find_cc_set): New.
26230 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
26231 look for a MODE_CC set instead. Use emit_store_flag.
26232 (expand_compare_and_swap_loop): Likewise, with some additional
26233 complication to avoid a force_reg when useless. Use
26234 emit_cmp_and_jump_insns.
26235 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
26236 * doc/md.texi (sync_compare_and_swap_cc): Merge with
26237 sync_compare_and_swap documentation.
26239 2009-04-09 Jan Hubicka <jh@suse.cz>
26241 * except.c (find_prev_try): Break out from ....
26242 (duplicate_eh_regions): ... here; properly update prev_try pointers
26243 when duplication part of tree.
26244 (dump_eh_tree): Improve dumping.
26245 (verify_eh_region): New.
26246 (verify_eh_tree): Use it.
26248 2009-04-06 Richard Guenther <rguenther@suse.de>
26250 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
26251 &ARRAY addresses by adjusting their types and prepending
26253 * tree-cfg.c (verify_gimple_assign_single): Verify that
26254 addresses are correct.
26256 2009-04-09 Richard Guenther <rguenther@suse.de>
26258 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
26259 indices into an array reference if possible.
26260 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26261 Fold POINTER_PLUS_EXPR statements with invariant address.
26263 2009-04-09 Alan Modra <amodra@bigpond.net.au>
26266 * config.gcc (powerpc64-*-linux*): Always build biarch.
26268 2009-04-09 Joseph Myers <joseph@codesourcery.com>
26271 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
26272 it and pedwarn if this results in an INTEGER_CST.
26274 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26276 * doc/install.texi: Update minimum GMP version. Remove obsolete
26277 text in MPFR section.
26279 2009-04-08 Jakub Jelinek <jakub@redhat.com>
26281 * dwarf2out.c (class_scope_p): New static inline.
26282 (class_or_namespace_scope_p): Use it.
26283 (gen_variable_die): Use DW_TAG_member tag for static data member
26284 declarations instead of DW_TAG_variable.
26286 PR middle-end/39573
26287 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
26290 2009-04-08 Richard Guenther <rguenther@suse.de>
26292 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
26293 valueize random data.
26295 2009-04-08 David Edelsohn <edelsohn@gnu.org>
26297 * config.gcc (aix tm_file): Add aix-stdint.h.
26298 (aix tm clause use_gcc_stdint): Set to wrap.
26299 * config/rs6000/aix-stdint.h: New file.
26301 2009-04-08 Richard Guenther <rguenther@suse.de>
26303 PR middle-end/36291
26304 * tree-dfa.c (add_referenced_var): Do not recurse into
26305 global initializers.
26306 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
26308 (fold_const_aggregate_ref): Likewise.
26310 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26312 * recog.c (ordered_comparison_operator): New.
26313 * gensupport.c (std_preds): Add it.
26314 * doc/md.texi (Machine-Independent Predicates): Document it.
26316 2009-04-08 Jan Hubicka <jh@suse.cz>
26318 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
26319 * function.h (rtl_eh): Remove exception_handler_label_map.
26320 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
26321 remove_exception_handler_label, for_each_eh_label_1): Remove.
26322 (rtl_remove_unreachable_regions): Remove.
26323 (convert_from_eh_region_ranges): Do not remove unreachable regions.
26324 (find_exception_handler_labels): Don't build the hashtable.
26325 (maybe_remove_eh_handler): Remove.
26326 (for_each_eh_label): Rewrite to walk the tree.
26327 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
26328 * except.h (maybe_remove_eh_handler): Remove.
26329 * passes.c (init_optimization_passes): Schedule second EH cleanup
26331 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
26332 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
26334 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26336 * genoutput.c (validate_optab_operands): New.
26337 (gen_insn, gen_expand): Call it.
26339 * genflags.c (gen_insn): Detect misused iterators.
26340 (main): Pass line_no to gen_insn, exit with status 1 on error.
26342 * genextract.c (line_no): Make global.
26343 (VEC_safe_set_locstr): Change assertion to error message.
26344 (main): Exit with status 1 on error.
26346 2009-04-08 Joseph Myers <joseph@codesourcery.com>
26350 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26351 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26352 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
26353 * c-convert.c (convert): Do not call fold on results of conversion
26354 functions when the result is a C_MAYBE_CONST_EXPR.
26355 * c-parser.c (c_parser_postfix_expression): Do not fold condition
26356 of __builtin_choose_expr.
26357 * c-typeck.c (remove_c_maybe_const_expr): New.
26358 (build_unary_op, build_conditional_expr, build_compound_expr,
26359 build_binary_op, c_objc_common_truthvalue_conversion): Call
26360 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
26363 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
26365 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
26366 CODE to produce a new one. Add a prototype to use fold_convert_const
26368 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
26371 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
26372 mix declarations and code.
26374 2009-04-08 Ben Elliston <bje@au.ibm.com>
26376 * gcc.c: Replace `CC' with `GCC' throughout.
26378 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
26380 * doc/invoke.texi: Document Atom support.
26382 2009-04-07 Jason Merrill <jason@redhat.com>
26385 * c-common.h, c-common.c: Add flag_pretty_templates.
26386 * c-opts.c (c_common_handle_option): Set it.
26387 * c.opt: Add -fno-pretty-templates.
26388 * doc/invoke.texi (C++ Dialect Options): Likewise.
26390 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
26392 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
26393 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
26394 (ia64_expand_builtin): Likewise.
26396 2009-04-07 Martin Jambor <mjambor@suse.cz>
26398 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
26399 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
26400 ADDR_EXPRS are include too.
26402 2009-04-07 Richard Guenther <rguenther@suse.de>
26404 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
26405 decls are only used if passes as parameters or if they are
26406 local statics and the call is not to a builtin.
26407 (call_may_clobber_ref_p_1): Likewise.
26409 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26411 * expr.c (do_store_flag): Remove last argument. Simplify code
26412 to avoid duplication of tests already done by can_compare_p.
26413 (expand_expr_real_1): Adjust caller.
26415 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26417 * optabs.c (can_compare_p): Test the predicate of a
26418 cbranch and cstore pattern.
26420 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26422 * expr.c (convert_move): Use emit_store_flag instead of
26425 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26427 * config/i386/i386.c (ix86_compare_emitted): Remove.
26428 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
26429 ix86_compare_op0 like ix86_compare_emitted used to be handled.
26430 * config/i386/i386.h (ix86_compare_emitted): Remove.
26431 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
26432 instead of ix86_compare_emitted.
26433 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
26435 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
26437 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
26438 Add t-sysroot-suffix to tmake_file.
26439 * config/print-sysroot-suffix.sh: New file.
26440 * config/t-sysroot-suffix: New file.
26442 2009-04-07 Ben Elliston <bje@au.ibm.com>
26444 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
26445 as the latter produces a warning when the target does not support
26448 2009-04-07 Ben Elliston <bje@au.ibm.com>
26450 * dfp.c: Replace type punning assignments with memcpy throughout.
26451 * Makefile.in (dfp.o-warn): Remove.
26453 2009-04-07 Alan Modra <amodra@bigpond.net.au>
26456 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
26457 Include soft-fp/t-softfp after rs6000/t-linux64.
26459 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
26461 * stor-layout.c (set_sizetype): Use the full precision of their
26462 machine mode for bitsize types.
26464 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
26466 * config/i386/i386.md: Revert 2 accidental checkins.
26468 2009-04-06 Joey Ye <joey.ye@intel.com>
26469 Xuepeng Guo <xuepeng.guo@intel.com>
26470 H.J. Lu <hongjiu.lu@intel.com>
26472 Atom pipeline model, tuning and insn selection.
26473 * config.gcc (atom): Add atom config options and target.
26475 * config/i386/atom.md: New.
26477 * config/i386/i386.c (atom_cost): New cost.
26478 (m_ATOM): New macro flag.
26479 (initial_ix86_tune_features): Set m_ATOM.
26480 (x86_accumulate_outgoing_args): Likewise.
26481 (x86_arch_always_fancy_math_387): Likewise.
26482 (processor_target): Add Atom cost.
26483 (cpu_names): Add Atom cpu name.
26484 (override_options): Set Atom ISA.
26485 (ix86_issue_rate): New case PROCESSOR_ATOM.
26486 (ix86_adjust_cost): Likewise.
26488 * config/i386/i386.h (TARGET_ATOM): New target macro.
26489 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
26490 (TARGET_OPT_AGU): New target option.
26491 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
26492 (processor_type): Add PROCESSOR_ATOM.
26494 * config/i386/i386.md (cpu): Add new value "atom".
26495 (use_carry, movu): New attr.
26496 (atom.md): Include atom.md.
26497 (adddi3_carry_rex64): Set attr "use_carry".
26498 (addqi3_carry): Likewise.
26499 (addhi3_carry): Likewise.
26500 (addsi3_carry): Likewise.
26501 (*addsi3_carry_zext): Likewise.
26502 (subdi3_carry_rex64): Likewise.
26503 (subqi3_carry): Likewise.
26504 (subhi3_carry): Likewise.
26505 (subsi3_carry): Likewise.
26506 (x86_movdicc_0_m1_rex64): Likewise.
26507 (*x86_movdicc_0_m1_se): Likewise.
26508 (x86_movsicc_0_m1): Likewise.
26509 (*x86_movsicc_0_m1_se): Likewise.
26510 (*adddi_1_rex64): Emit add insn as much as possible.
26511 (*addsi_1): Likewise.
26512 (return_internal): Set atom_unit.
26513 (return_internal_long): Likewise.
26514 (return_pop_internal): Likewise.
26515 (*rcpsf2_sse): Set atom_sse_attr attr.
26516 (*qrt<mode>2_sse): Likewise.
26517 (*prefetch_sse): Likewise.
26519 * config/i386/i386-c.c (ix86_target_macros_internal): New case
26521 (ix86_target_macros_internal): Likewise.
26523 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
26524 (*prefetch_sse_rex): Likewise.
26525 (sse_rcpv4sf2): Likewise.
26526 (sse_vmrcpv4sf2): Likewise.
26527 (sse_sqrtv4sf2): Likewise.
26528 (<sse>_vmsqrt<mode>2): Likewise.
26529 (sse_ldmxcsr): Likewise.
26530 (sse_stmxcsr): Likewise.
26531 (*sse_sfence): Likewise.
26532 (sse2_clflush): Likewise.
26533 (*sse2_mfence): Likewise.
26534 (*sse2_lfence): Likewise.
26535 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
26536 (<sse>_movup<ssemodesuffixf2c>): Likewise.
26537 (avx_movdqu<avxmodesuffix>): Likewise.
26538 (avx_lddqu<avxmodesuffix>): Likewise.
26539 (sse2_movntv2di): Change attr "type" to "ssemov".
26540 (sse2_movntsi): Likewise.
26541 (rsqrtv8sf2): Change attr "type" to "sseadd".
26542 (sse3_addsubv2df3): Set attr "atom_unit".
26543 (sse3_h<plusminus_insn>v4sf3): Likewise.
26544 (*sse2_pmaddwd): Likewise.
26545 (*vec_extractv2di_1_rex64): Likewise.
26546 (*vec_extractv2di_1_avx): Likewise.
26547 (sse2_psadbw): Likewise.
26548 (ssse3_phaddwv8hi3): Likewise.
26549 (ssse3_phaddwv4hi3): Likewise.
26550 (ssse3_phadddv4si3): Likewise.
26551 (ssse3_phadddv2si3): Likewise.
26552 (ssse3_phaddswv8hi3): Likewise.
26553 (ssse3_phaddswv4hi3): Likewise.
26554 (ssse3_phsubwv8hi3): Likewise.
26555 (ssse3_phsubwv4hi3): Likewise.
26556 (ssse3_phsubdv4si3): Likewise.
26557 (ssse3_phsubdv2si3): Likewise.
26558 (ssse3_phsubswv8hi3): Likewise.
26559 (ssse3_phsubswv4hi3): Likewise.
26560 (ssse3_pmaddubsw128): Likewise.
26561 (sse3_pmaddubsw: Likewise.
26562 (ssse3_palignrti): Likewise.
26563 (ssse3_palignrdi): Likewise.
26565 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
26567 * doc/install.texi (Specific): Fix two cross-references to MinGW.
26569 2009-04-06 Richard Guenther <rguenther@suse.de>
26571 PR tree-optimization/28868
26572 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
26573 of which PHI results we inserted.
26574 (insert_into_preds_of_block): Record inserted PHIs.
26575 (eliminate): Eliminate redundant PHI nodes.
26576 (init_pre): Init inserted_phi_names.
26578 2009-04-06 Richard Guenther <rguenther@suse.de>
26580 PR tree-optimization/39643
26581 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
26582 IMAGPART_EXPRs of complex constants.
26583 (execute_fold_all_builtins): If we folded a call queue
26584 TODO_update_address_taken.
26586 2009-04-06 Jan Hubicka <jh@suse.cz>
26588 PR middle-end/39659
26589 * except.c (remove_unreachable_regions): Propagate may_contain_throw
26592 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
26594 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
26596 (ic_invalidate_array): Likewise.
26598 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
26600 * calls.c (emit_library_call_value_1): Fix a problem with parameter
26601 alignment for library calls.
26603 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
26605 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
26606 (mingw32 tm clause use_gcc_stdint): Set to wrap.
26607 * config/i386/mingw-stdint.h: New file.
26609 2009-04-05 Richard Guenther <rguenther@suse.de>
26611 PR tree-optimization/39648
26612 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
26613 our &A vs. &A[0] IL deficiencies.
26615 2009-04-04 Jan Hubicka <jh@suse.cz>
26617 * except.c (sjlj_find_directly_reachable_regions): Be ready for
26618 removed toplevel regions.
26619 (sjlj_mark_call_sites): Likewise.
26621 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
26623 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
26624 (cygwin tm clause use_gcc_stdint): Set to wrap.
26625 * config/i386/cygwin-stdint.h: New file.
26627 2009-04-04 Richard Guenther <rguenther@suse.de>
26629 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
26630 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
26631 single-argument PHIs if we are in loop-closed SSA form.
26632 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
26633 for the pre-condition.
26634 (slpeel_tree_peel_loop_to_edge): Likewise.
26635 (vect_build_loop_niters): Take an optional sequence to append stmts.
26636 (vect_generate_tmps_on_preheader): Likewise.
26637 (vect_do_peeling_for_loop_bound): Take extra guards for the
26639 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
26640 the cost model check.
26641 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
26642 guards if we are going to peel. Do not apply versioning in that case.
26643 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
26644 (vect_do_peeling_for_loop_bound): Likewise.
26645 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
26646 loop bound only record extra pre-conditions, do not apply loop
26649 2009-04-04 Richard Guenther <rguenther@suse.de>
26651 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
26654 2009-04-04 Jan Hubicka <jh@suse.cz>
26656 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26657 last_basic_block for size of bb->index indexed array.
26658 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
26659 compute_out, link_btr_uses, build_btr_def_use_webs,
26660 build_btr_def_use_webs, migrate_btr_defs): Likewise.
26662 2009-04-04 Jan Hubicka <jh@suse.cz>
26664 * except.c (remove_eh_handler_and_replace): Break out from ...
26665 (remove_eh_handler): ... here.
26666 (bring_to_root): New function.
26667 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
26668 handled ones, bring others to root of tree.
26670 2009-04-04 Jan Hubicka <jh@suse.cz>
26672 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
26673 (all_phis_safe_to_merge): New function.
26674 (update_info): New structure.
26675 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
26676 (cleanup_empty_eh): Update SSA if possible.
26678 2009-04-04 Richard Guenther <rguenther@suse.de>
26680 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
26681 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
26682 (append_vuse): Likewise.
26684 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26686 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26687 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26688 instead of REG_UNSAVED for DW_CFA_undefined.
26689 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26690 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26693 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26696 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26698 2009-04-04 Richard Guenther <rguenther@suse.de>
26700 PR tree-optimization/8781
26701 PR tree-optimization/37892
26702 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26703 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26704 (valueize_refs): Call it for *& valueizations.
26705 (shared_reference_ops_from_ref): Rename to ...
26706 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26707 (shared_reference_ops_from_call): Rename to ...
26708 (valueize_shared_reference_ops_from_call): ... this and valueize.
26709 (vn_reference_lookup): Update.
26710 (visit_reference_op_call): Likewise.
26711 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26712 (eliminate): Value-replace the call address in call statements.
26714 2009-04-04 Richard Guenther <rguenther@suse.de>
26716 PR tree-optimization/39636
26717 * tree-ssa-forwprop.c
26718 (forward_propagate_addr_into_variable_array_index): Check for
26719 GIMPLE_ASSIGN before accessing the rhs code.
26721 2009-04-03 Jason Merrill <jason@redhat.com>
26723 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26725 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26727 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26728 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26729 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26730 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26731 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26732 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26733 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26734 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26735 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26736 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26737 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26738 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26739 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26740 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26741 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26742 Use fr_reg_or_fp01_operand instead of fr_register_operand
26744 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26745 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26746 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26748 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26750 PR rtl-optimization/39607
26751 PR rtl-optimization/39631
26755 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26756 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26757 instead of DF_LR_OUT.
26758 * ira-lives.c (process_bb_node_lives): Ditto.
26759 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26760 instead of DF_LR_{OUT,IN}.
26761 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26762 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26764 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26766 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26767 (execute_lower_omp): Always run but take the short way out if -fopenmp
26769 (gate_lower_omp): Remove, forcing the pass manager to always run the
26770 pass and always set PROP_gimple_lomp.
26771 (pass_lower_omp): Remove gate function.
26772 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26773 PROP_trees. Instead, require it.
26774 * ipa-cp.c (pass_ipa_cp): Likewise.
26775 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26776 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26777 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26778 and PROP_gimple_leh.
26780 2009-04-03 Richard Guenther <rguenther@suse.de>
26782 PR middle-end/13146
26783 PR tree-optimization/23940
26784 PR tree-optimization/33237
26785 PR middle-end/33974
26786 PR middle-end/34093
26787 PR tree-optimization/36201
26788 PR tree-optimization/36230
26789 PR tree-optimization/38049
26790 PR tree-optimization/38207
26791 PR tree-optimization/38230
26792 PR tree-optimization/38301
26793 PR tree-optimization/38585
26794 PR middle-end/38895
26795 PR tree-optimization/38985
26796 PR tree-optimization/39299
26797 * tree-ssa-structalias.h: Remove.
26798 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26799 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26800 (struct vuse_element_d): Remove.
26801 (struct vuse_vec_d): Likewise.
26802 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26803 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26804 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26805 VUSE_ELEMENT_VAR): Likewise.
26806 (struct voptype_d): Likewise.
26807 (NUM_VOP_FREE_BUCKETS): Likewise.
26808 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26809 (struct stmt_operands_d): Remove.
26810 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26811 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26812 VDEF_NUM, VDEF_VECT): Likewise.
26813 (copy_virtual_operands): Remove.
26814 (operand_build_cmp): Likewise.
26815 (create_ssa_artificial_load_stmt): Likewise.
26816 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26817 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26818 vuse_index and mayuse_index members. Pack and move done and iter_type
26819 members to the front.
26820 (SSA_OP_VMAYUSE): Remove.
26821 (SSA_OP_VIRTUAL_USES): Adjust.
26822 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26823 (unlink_stmt_vdef): Declare.
26824 (add_to_addressable_set): Remove.
26825 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26826 (vrp_visit_stmt): Likewise.
26827 * doc/tree-ssa.texi (Alias analysis): Update.
26828 * doc/invoke.texi (max-aliased-vops): Remove docs.
26829 (avg-aliased-vops): Likewise.
26830 * tree-into-ssa.c (syms_to_rename): Remove.
26831 (need_to_update_vops_p): Likewise.
26832 (need_to_initialize_update_ssa_p): Rename to ...
26833 (update_ssa_initialized_fn): ... this. Track function we are
26835 (symbol_marked_for_renaming): Simplify.
26836 (add_new_name_mapping): Do not set need_to_update_vops_p.
26837 (dump_currdefs): Use SYMS_TO_RENAME.
26838 (rewrite_update_stmt): Always walk all uses/defs.
26839 (dump_update_ssa): Adjust.
26840 (init_update_ssa): Take function argument. Track what we are
26842 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26843 (create_new_def_for): Initialize for cfun, assert we are initialized
26845 (mark_sym_for_renaming): Simplify.
26846 (mark_set_for_renaming): Do not initialize update-ssa.
26847 (need_ssa_update_p): Simplify. Take function argument.
26848 (name_mappings_registered_p): Assert we ask for the correct function.
26849 (name_registered_for_update_p): Likewise.
26850 (ssa_names_to_replace): Likewise.
26851 (release_ssa_name_after_update_ssa): Likewise.
26852 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26853 (dump_decl_set): Do not print a newline.
26854 (debug_decl_set): Do it here.
26855 (dump_update_ssa): And here.
26856 * tree-ssa-loop-im.c (move_computations): Adjust.
26857 (movement_possibility): Likewise.
26858 (determine_max_movement): Likewise.
26859 (gather_mem_refs_stmt): Likewise.
26860 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26861 or NAME_MEMORY_TAG.
26862 * tree-complex.c (update_all_vops): Remove.
26863 (expand_complex_move): Adjust.
26864 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26865 Simplify test for memory referencing statement. Exclude
26866 non-invariant ADDR_EXPRs.
26867 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26868 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26869 (rdg_flag_uses): Likewise.
26870 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26872 (tree_optimize_tail_calls_1): Also split the
26873 edge from the entry block if we have degenerate PHI nodes in
26874 the first basic block.
26875 * tree.c (init_ttree): Remove memory-tag related code.
26876 (tree_code_size): Likewise.
26877 (tree_node_structure): Likewise.
26878 (build7_stat): Re-write to be build6_stat.
26879 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26880 (SSA_VAR_P): Adjust.
26881 (struct tree_memory_tag): Remove.
26882 (struct tree_memory_partition_tag): Likewise.
26883 (union tree_node): Adjust.
26884 (build7): Re-write to be build6.
26885 * tree-pass.h (pass_reset_cc_flags): Remove.
26886 (TODO_update_address_taken): New flag.
26887 (pass_simple_dse): Remove.
26888 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26889 * params.h (MAX_ALIASED_VOPS): Remove.
26890 (AVG_ALIASED_VOPS): Likewise.
26891 * omp-low.c (expand_omp_taskreg): Update SSA form.
26892 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26893 aliases the lhs in a copy stmt.
26894 * tree-ssa-dse.c (struct address_walk_data): Remove.
26895 (memory_ssa_name_same): Likewise.
26896 (memory_address_same): Likewise.
26897 (get_kill_of_stmt_lhs): Likewise.
26898 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26899 unused stores. Look through PHI nodes into post-dominated regions.
26900 (dse_optimize_stmt): Simplify. Properly remove stores.
26901 (tree_ssa_dse): Compute dominators.
26902 (execute_simple_dse): Remove.
26903 (pass_simple_dse): Likewise.
26904 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26905 gimple_loaded_syms and gimple_stored_syms computation.
26906 * toplev.c (dump_memory_report): Dump alias and pta stats.
26907 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26908 (vn_reference_eq): Likewise.
26909 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26910 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26911 valueize_vuses): Remove.
26912 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26913 (get_def_ref_stmt_vuse): ... this.
26914 (vn_reference_lookup_2): New function.
26915 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26916 walking equivalent vuses. Simplify.
26917 (vn_reference_lookup): Likewise.
26918 (vn_reference_insert): Likewise.
26919 (vn_reference_insert_pieces): Likewise.
26920 (visit_reference_op_call): Simplify.
26921 (visit_reference_op_load): Likewise.
26922 (visit_reference_op_store): Likewise.
26923 (init_scc_vn): Remove shared_lookup_vuses initialization.
26924 (free_scc_vn): Remove shared_lookup_vuses freeing.
26925 (sort_vuses, sort_vuses_heap): Remove.
26926 (get_ref_from_reference_ops): Export.
26927 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26928 vector with single vuse pointer.
26929 (vn_reference_lookup_pieces, vn_reference_lookup,
26930 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26931 (shared_vuses_from_stmt): Remove.
26932 (get_ref_from_reference_ops): Declare.
26933 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26934 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26935 memory-tag related code.
26936 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26937 (likely_value): Add comment, skip static-chain of call statements.
26938 (surely_varying_stmt_p): Adjust.
26939 (gimplify_and_update_call_from_tree): Likewise.
26940 (execute_fold_all_builtins): Do not rebuild alias info.
26941 (gimplify_and_update_call_from_tree): Properly update VOPs.
26942 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26943 (copy_ref_info): Remove memory-tag related code.
26944 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26945 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26946 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26948 * tree-ssa-dom.c (gimple_p): Remove typedef.
26949 (eliminate_redundant_computations): Adjust.
26950 (record_equivalences_from_stmt): Likewise.
26951 (avail_expr_hash): Likewise.
26952 (avail_expr_eq): Likewise.
26953 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26954 (stmt_makes_single_load): Likewise.
26955 (stmt_makes_single_store): Likewise.
26956 * tree-ssa-alias.c: Rewrite completely.
26957 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26958 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26959 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26960 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26961 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26962 Remove public functions.
26963 (pass_reset_cc_flags): Remove.
26964 (pass_build_alias): Move ...
26965 * tree-ssa-structalias.c (pass_build_alias): ... here.
26966 * tree-ssa-alias.c (may_be_aliased): Move ...
26967 * tree-flow-inline.h (may_be_aliased): ... here.
26968 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26969 count_uses_and_derefs): Move ...
26970 * gimple.c: ... here.
26971 * gimple.h (count_uses_and_derefs): Declare.
26972 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26973 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26974 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26975 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26976 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26977 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26978 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26980 * tree-dfa.c (refs_may_alias_p): Move ...
26981 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26982 * tree-ssa-alias.h: New file.
26983 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26984 (statement_sink_location): Likewise.
26985 * opts.c (decode_options): Do not adjust max-aliased-vops or
26986 avg-aliased-vops values.
26987 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26988 (TV_CALL_CLOBBER): Likewise.
26989 (TV_FLOW_SENSITIVE): Likewise.
26990 (TV_FLOW_INSENSITIVE): Likewise.
26991 (TV_MEMORY_PARTITIONING): Likewise.
26992 (TV_ALIAS_STMT_WALK): New timevar.
26993 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26994 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26995 (get_address_description): Remove memory-tag related code.
26996 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26997 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26998 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26999 and immediate uses in statements. Document.
27000 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
27001 (dump_symbols): Remove.
27002 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
27003 * alias.c (get_deref_alias_set): New function split out from ...
27004 (get_alias_set): ... here.
27005 * alias.h (get_deref_alias_set): Declare.
27006 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
27007 type parameter. Remove restrict pointer handling. Create a
27008 ref-all pointer in case type-based alias sets do not conflict.
27009 (vect_analyze_data_refs): Remove SMT related code.
27010 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
27011 (vectorizable_load): Likewise.
27012 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
27013 (DR_SYMBOL_TAG, DR_VOPS): Remove.
27014 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
27015 Ignore vops and SMTs.
27016 (dr_analyze_alias): Likewise..
27017 (free_data_ref): Likewise.
27018 (create_data_ref): Likewise.
27019 (analyze_all_data_dependences): Likewise.
27020 (get_references_in_stmt): Adjust.
27021 * tree-flow-inline.h (gimple_aliases_computed_p,
27022 gimple_addressable_vars, gimple_call_clobbered_vars,
27023 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
27024 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
27025 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
27026 gimple_mem_ref_stats): Remove.
27027 (gimple_vop): New function.
27028 (op_iter_next_use): Remove vuses and mayuses cases.
27029 (op_iter_next_def): Remove vdefs case.
27030 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
27031 (clear_and_done_ssa_iter): Do not set removed fields.
27032 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
27033 Assert we are not iterating over vuses or vdefs if not also
27034 iterating over uses or defs.
27035 (op_iter_init_use): Likewise.
27036 (op_iter_init_def): Likewise.
27037 (op_iter_next_vdef): Remove.
27038 (op_iter_next_mustdef): Likewise.
27039 (op_iter_init_vdef): Likewise.
27040 (compare_ssa_operands_equal): Likewise.
27041 (link_use_stmts_after): Handle vuse operand.
27042 (is_call_used): Use is_call_clobbered.
27043 (is_call_clobbered): Global variables are always call clobbered,
27044 query the call-clobbers bitmap.
27045 (mark_call_clobbered): Ignore global variables.
27046 (clear_call_clobbered): Likewise.
27047 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
27048 virtual operands sanity check.
27049 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
27051 (TARGET_MEM_REF): Remove TMR_TAG operand.
27052 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
27053 Remove call-clobber related code.
27054 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
27055 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
27056 partitions or escape reason.
27057 (get_single_def_stmt, get_single_def_stmt_from_phi,
27058 get_single_def_stmt_with_phi): Remove.
27059 (dump_referenced_vars): Tidy.
27060 (get_ref_base_and_extent): Allow bare decls.
27061 (collect_dfa_stats): Adjust.
27062 * graphite.c (rename_variables_in_stmt): Adjust.
27063 (graphite_copy_stmts_from_block): Likewise.
27064 (translate_clast): Likewise.
27065 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
27067 (translate_vuse_through_block): Use the oracle.
27068 (phi_translate_1): Adjust.
27069 (value_dies_in_block_x): Use the oracle. Cache the outcome
27071 (valid_in_sets): Check if the VUSE for
27072 a REFERENCE is available.
27073 (eliminate): Do not remove stmts during elimination,
27074 instead queue and remove them afterwards.
27075 (do_pre): Do not rebuild alias info.
27076 (pass_pre): Run TODO_rebuild_alias before PRE.
27077 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
27078 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
27079 (mark_all_v_defs_stmt): Remove.
27080 (mark_all_v_defs_seq): Adjust.
27081 (sra_replace): Likewise.
27082 (scalarize_use): Likewise.
27083 (scalarize_copy): Likewise.
27084 (scalarize_init): Likewise.
27085 (scalarize_ldst): Likewise.
27086 (todoflags): Remove.
27087 (tree_sra): Do not rebuild alias info.
27088 (tree_sra_early): Adjust.
27089 (pass_sra): Run TODO_update_address_taken before SRA.
27090 * tree-predcom.c (set_alias_info): Remove.
27091 (prepare_initializers_chain): Do not call it.
27092 (mark_virtual_ops_for_renaming): Adjust.
27093 (mark_virtual_ops_for_renaming_list): Remove.
27094 (initialize_root_vars): Adjust.
27095 (initialize_root_vars_lm): Likewise.
27096 (prepare_initializers_chain): Likewise.
27097 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
27098 (may_propagate_copy_into_stmt): Likewise.
27099 (merge_alias_info): Do nothing for now.
27100 (propagate_tree_value_into_stmt): Adjust.
27101 (stmt_may_generate_copy): Likewise.
27102 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
27103 not mark symbols for renaming.
27104 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
27105 with the same statement, make sure to update the new pointed-to one.
27106 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
27107 call statements, do not mark symbols for renaming.
27108 (mark_operand_necessary): Dump something.
27109 (ref_may_be_aliased): New function.
27110 (mark_aliased_reaching_defs_necessary_1): New helper function.
27111 (mark_aliased_reaching_defs_necessary): Likewise.
27112 (mark_all_reaching_defs_necessary_1): Likewise.
27113 (mark_all_reaching_defs_necessary): Likewise.
27114 (propagate_necessity): Do not process virtual PHIs. For
27115 non-aliased loads mark all reaching definitions as necessary.
27116 For aliased loads and stores mark the immediate dominating
27117 aliased clobbers as necessary.
27118 (visited): New global static.
27119 (perform_tree_ssa_dce): Free visited bitmap after propagating
27121 (remove_dead_phis): Perform simple dead virtual PHI removal.
27122 (remove_dead_stmt): Properly unlink virtual operands when
27124 (eliminate_unnecessary_stmts): Schedule PHI removal after
27126 * tree-ssa-ter.c (is_replaceable_p): Adjust.
27127 (process_replaceable): Likewise.
27128 (find_replaceable_in_bb): Likewise.
27129 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
27130 based on the single gimple vop.
27131 (verify_flow_insensitive_alias_info): Remove.
27132 (verify_flow_sensitive_alias_info): Likewise.
27133 (verify_call_clobbering): Likewise.
27134 (verify_memory_partitions): Likewise.
27135 (verify_alias_info): Likewise.
27136 (verify_ssa): Adjust..
27137 (execute_update_addresses_taken): Export. Update SSA
27138 manually. Optimize only when optimizing. Use a local bitmap.
27139 (pass_update_address_taken): Remove TODO_update_ssa, add
27141 (pass_update_address_taken): Just use TODO_update_address_taken.
27142 (init_tree_ssa): Do not initialize addressable_vars.
27143 (verify_ssa): Verify new VUSE / VDEF properties.
27144 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
27145 Do not call verify_alias_info.
27146 (delete_tree_ssa): Clear the VUSE, VDEF operands.
27147 Do not free the loaded and stored syms bitmaps. Reset the escaped
27148 and callused solutions. Do not free addressable_vars.
27149 Remove memory-tag related code.
27150 (warn_uninitialized_var): Aliases are always available.
27151 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
27152 * lambda-code.c (can_put_in_inner_loop): Adjust.
27153 (can_put_after_inner_loop): Likewise.
27154 (perfect_nestify): Likewise.
27155 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
27156 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
27157 (vectorizable_conversion): Do not mark symbols for renaming.
27158 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
27159 (expand_call_inline): Unlink the calls virtual operands before
27161 (tree_function_versioning): Do not call update_ssa if we are not
27162 updating clones. Simplify.
27163 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
27164 (propagate_with_phi): Likewise..
27165 * tree-outof-ssa.c (create_temp): Remove memory tag and call
27166 clobber code. Assert we are not aliased or global.
27167 * tree-flow.h: Include tree-ssa-alias.h
27168 (enum escape_type): Remove.
27169 (struct mem_sym_stats_d): Likewise.
27170 (struct mem_ref_stats_d): Likewise.
27171 (struct gimple_df): Add vop member. Remove global_var,
27172 call_clobbered_vars, call_used_vars, addressable_vars,
27173 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
27174 escaped and callused members.
27175 (struct ptr_info_def): Remove all members, add points-to solution
27177 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
27178 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
27179 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
27180 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
27181 (tree-ssa-alias.o): Likewise.
27182 (toplev.o): Add tree-ssa-alias.h
27183 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
27184 * gimple.c (gimple_set_bb): Fix off-by-one error.
27185 (is_gimple_reg): Do not handle memory tags.
27186 (gimple_copy): Also copy virtual operands.
27187 Delay updating the statement. Do not reset loaded and stored syms.
27188 (gimple_set_stored_syms): Remove.
27189 (gimple_set_loaded_syms): Likewise.
27190 (gimple_call_copy_skip_args): Copy the virtual operands
27191 and mark the new statement modified.
27192 * tree-ssa-structalias.c (may_alias_p): Remove.
27193 (set_uids_in_ptset): Take the alias set to prune with as
27194 parameter. Fold in the alias test of may_alias_p.
27195 (compute_points_to_sets): Compute whether a ptr is dereferenced
27196 in a local sbitmap.
27197 (process_constraint): Deal with &ANYTHING on the lhs, reject all
27198 other ADDRESSOF constraints on the lhs.
27199 (get_constraint_for_component_ref): Assert that we don't get
27200 ADDRESSOF constraints from the base of the reference.
27201 Properly generate UNKNOWN_OFFSET for DEREF if needed.
27202 (struct variable_info): Remove collapsed_to member.
27203 (get_varinfo_fc): Remove.
27204 (new_var_info): Do not set collapsed_to.
27205 (dump_constraint): Do not follow cycles.
27206 (dump_constraint_graph): Likewise.
27207 (build_pred_graph): Likewise.
27208 (build_succ_graph): Likewise.
27209 (rewrite_constraints): Likewise.
27210 (do_simple_structure_copy): Remove.
27211 (do_rhs_deref_structure_copy): Remove.
27212 (do_lhs_deref_structure_copy): Remove.
27213 (collapse_rest_of_var): Remove.
27214 (do_structure_copy): Re-implement.
27215 (pta_stats): New global variable.
27216 (dump_pta_stats): New function.
27217 (struct constraint_expr): Make offset signed.
27218 (UNKNOWN_OFFSET): Define special value.
27219 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
27220 (solution_set_expand): New helper function split out from ...
27221 (do_sd_constraint): ... here.
27222 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
27223 (do_ds_constraint): Likewise.
27224 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
27225 and CALLUSED = *CALLUSED.
27226 (set_union_with_increment): Make inc argument signed.
27227 (type_safe): Remove.
27228 (get_constraint_for_ptr_offset): Handle unknown and negative
27230 (first_vi_for_offset): Handle offsets before start. Bail
27231 out early for offsets beyond the variable extent.
27232 (first_or_preceding_vi_for_offset): New function.
27233 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
27234 Together with ESCAPED = *ESCAPED this properly computes reachability.
27235 (find_what_var_points_to): New function.
27236 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
27237 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
27238 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
27239 pt_solutions_intersect): New functions.
27240 (compute_call_used_vars): Remove.
27241 (compute_may_aliases): New main entry into PTA computation.
27242 * gimple.h (gimple_p): New typedef.
27243 (struct gimple_statement_base): Remove references_memory_p.
27244 (struct gimple_statement_with_memory_ops_base): Remove
27245 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
27247 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
27248 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
27249 gimple_set_references_memory): Remove.
27250 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
27251 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
27253 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
27254 (verify_expr): Allow RESULT_DECL.
27255 (gimple_duplicate_bb): Do not copy virtual operands.
27256 (gimple_duplicate_sese_region): Adjust.
27257 (gimple_duplicate_sese_tail): Likewise.
27258 (mark_virtual_ops_in_region): Remove.
27259 (move_sese_region_to_fn): Do not call it.
27260 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
27261 and pass_simple_dse.
27262 (execute_function_todo): Handle TODO_update_address_taken,
27263 call execute_update_addresses_taken for TODO_rebuild_alias.
27264 (execute_todo): Adjust.
27265 (execute_one_pass): Init dump files early.
27266 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
27268 (create_general_new_stmt): Clear vops.
27269 * tree-ssa-reassoc.c (get_rank): Adjust.
27270 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
27271 symbols for renaming.
27272 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
27273 (PARAM_AVG_ALIASED_VOPS): Likewise.
27274 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
27275 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
27276 * tree-ssa-operands.c: Simplify for new virtual operand representation.
27277 (operand_build_cmp, copy_virtual_operands,
27278 create_ssa_artificial_load_stmt, add_to_addressable_set,
27279 gimple_add_to_addresses_taken): Remove public functions.
27280 (unlink_stmt_vdef): New function.
27282 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27284 * config.gcc (powerpc-*-linux*): Merge variants.
27286 2009-04-02 Chao-ying Fu <fu@mips.com>
27287 James Grosbach <james.grosbach@microchip.com>
27289 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
27290 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
27292 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
27293 keep_interrupts_masked_p, use_debug_exception_return_p.
27294 (mips_attribute_table): Add interrupt, use_shadow_register_set,
27295 keep_interrupts_masked, use_debug_exception_return.
27296 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
27297 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
27299 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
27300 (mips_print_operand): Process COP0 registers to print $0 .. $31
27301 correctly for GAS to process.
27302 (mips_interrupt_extra_call_saved_reg_p): New function.
27303 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
27305 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
27306 (mips_compute_frame_info): Add supports for interrupt context that
27307 includes doubleword accumulators and COP0 registers.
27308 (mips_for_each_saved_acc): New function.
27309 (mips_for_each_saved_gpr_and_fpr): Change the function name from
27310 mips_for_each_saved_reg.
27311 (mips_save_reg): Save accumulators.
27312 (mips_kernel_reg_p): A new for_each_rtx callback.
27313 (mips_expand_prologue): Support interrupt handlers.
27314 (mips_restore_reg): Restore accumulators.
27315 (mips_expand_epilogue): Support interrupt handlers.
27316 (mips_can_use_return_insn): Return false for interrupt handlers.
27317 (mips_epilogue_uses): New function.
27318 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
27319 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
27320 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
27321 cop0_move): New instructions.
27322 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
27323 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
27325 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
27327 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
27328 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
27329 interrupt handlers, we use K0 as the temporary register.
27330 (EPILOGUE_USES): Change to a function call.
27331 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
27332 handlers, we use K0 as the temporary register.
27334 * doc/extend.texi (Function Attributes): Document interrupt,
27335 use_shadow_register_set, keep_interrupts_masked,
27336 use_debug_exception_return for MIPS attributes.
27338 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27340 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
27341 Remove a number of t-files from tmake_file.
27342 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
27343 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
27344 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
27345 target_prototype, not TARGET_PROTOTYPE.
27346 (LINK_OS_GNU_SPEC): Define.
27347 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
27348 and darwin-ldoubdle.c.
27350 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
27353 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
27354 (cpp_options): Ditto.
27355 (default_compilers): Ditto.
27356 (display_help): Ditto.
27357 (process_command): Ditto.
27358 (do_spec_1): Ditto.
27359 (set_input): Use lbasename instead of duplicate code.
27360 (save_temps_prefix): New static for -save-temps=obj.
27361 (save_temps_length): Ditto.
27363 * doc/invoke.texi (-save-temps=obj): Document new variant to
27364 -save-temps switch.
27366 2009-04-02 Jeff Law <law@redhat.com>
27368 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
27371 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27373 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
27374 * configure: Regenerated.
27376 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27378 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
27379 share the argument list.
27381 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27385 2009-02-12 Diego Novillo <dnovillo@google.com>
27387 * varpool.c (debug_varpool): New.
27388 * cgraph.h (debug_varpool): Declare.
27390 2009-04-02 Jan Hubicka <jh@suse.cz>
27392 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
27395 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27397 * config/i386/i386.c (ix86_abi): Move initialization to ...
27398 (override_options): Here.
27400 2009-04-02 Christian Bruel <christian.bruel@st.com>
27402 * config/sh/sh.c (sh_dwarf_register_span): New function.
27403 (TARGET_DWARF_REGISTER_SPAN): Define.
27404 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
27406 2009-04-02 Ira Rosen <irar@il.ibm.com>
27408 PR tree-optimization/39595
27409 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
27410 interleaved loads group is not greater than the SLP group size.
27412 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27414 * builtins.c (is_builtin_name): New.
27415 (called_as_built_in): Use is_builtin_name.
27416 * tree.h (is_builtin_name): New.
27417 * varasm.c (incorporeal_function_p): Use is_builtin_name
27419 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
27421 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
27423 2009-04-02 Dodji Seketeli <dodji@redhat.com>
27426 * c-decl.c (clone_underlying_type): Move this ...
27427 * c-common.c (set_underlying_type): ... here.
27428 Also, make sure the function properly sets TYPE_STUB_DECL() on
27429 the newly created typedef variant type.
27430 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
27431 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
27434 2009-04-02 Richard Guenther <rguenther@suse.de>
27436 PR tree-optimization/37221
27437 * tree-flow.h (degenerate_phi_result): Declare.
27438 * tree-ssa-dom.c (degenerate_phi_result): Export.
27439 * tree-scalar-evolution.c (analyze_initial_condition): If
27440 the initial condition is defined by a degenerate PHI node
27441 use the degenerate value.
27443 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
27445 PR rtl-optimization/39588
27446 * combine.c (merge_outer_ops): Do not set the constant when this
27448 (simplify_shift_const_1): Do not modify it either in this case.
27450 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
27452 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
27453 tuning is deprecated if -mtune value is set to an Itanium1 variant.
27455 2009-04-01 Janis Johnson <janis187@us.ibm.com>
27458 * c-lex.c (interpret_float): Default (no suffix) is double.
27460 2009-04-1 Xinliang David Li <davidxl@google.com>
27462 * config/i386/i386.c (legitimate_constant_p): Recognize
27463 all one vector constant.
27465 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27467 * config/vax/vax.c: Add #includes to silence warnings.
27468 Change #include order to silence two warnings.
27470 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27472 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
27473 (ASM_SPEC): Pass -k to the assembler for PIC code.
27475 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27477 * config.gcc: Add vax-*-linux* to the switch.
27478 * config/vax/linux.h: New file. (TARGET_VERSION,
27479 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
27481 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27483 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
27484 Use predicate macros instead of GET_CODE() == foo.
27485 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
27486 ashlsi3, rotrsi3, <unnamed>): Likewise.
27488 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27490 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
27491 jbbccihi, jbbccisi): Remova trailing whitespace.
27492 * config/vax/constraints.md: Likewise.
27493 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
27494 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
27495 * config/vax/predicates.md: Likewise.
27496 * config/vax/vax.c (print_operand_address, vax_output_int_move,
27497 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
27498 * config/vax/vax.h: Likewise.
27499 * config/vax/vax.md (nonlocal_goto): Likewise.
27501 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27503 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
27504 (indirectable_address_p, adjacent_operands_p): Add spaces around
27506 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
27508 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27510 * config/vax/vax.c (legitimate_constant_address_p,
27511 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
27512 index_term_p, reg_plus_index_p, legitimate_address_p,
27513 vax_mode_dependent_address_p): Update comments to match functions
27514 modified by the recent int->bool conversion.
27516 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27518 * config/vax/builtins.md: Update copyright message.
27519 * config/vax/constraints.md: Likewise.
27520 * config/vax/netbsd-elf.h: Likewise.
27521 * config/vax/predicates.md: Likewise.
27522 * config/vax/vax-protos.h: Likewise.
27523 * config/vax/vax.c: Likewise.
27524 * config/vax/vax.h: Likewise.
27525 * config/vax/vax.md: Likewise.
27526 * config/vax/vax.opt: Likewise.
27528 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27530 * config/vax/builtins.md (ffssi2, ffssi2_internal,
27531 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
27532 * config/vax/constraints.md (B, R): Likewise.
27533 * config/vax/predicates.md (external_memory_operand,
27534 nonimmediate_addsub_di_operand): Likewise.
27535 * config/vax/vax.c (vax_output_int_add): Likewise.
27536 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
27537 untyped_call): Likewise.
27539 2009-04-01 Matt Thomas <matt@3am-software.com>
27541 * config/vax/predicates.md: New file.
27542 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
27543 external_const_operand, nonsymbolic_operand, external_memory_operand,
27544 indirect_memory_operand, indexed_memory_operand,
27545 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
27546 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
27548 * config/vax/constraints.md: New file.
27549 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
27551 * config/vax/builtins.md: New file.
27552 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
27553 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
27555 * config/vax/vax.opt (mqmath): Add option.
27556 * config/vax/vax.md (isfx): Extend with DI.
27557 (VAXintQH, VAXintQHSD): Define.
27558 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
27559 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
27560 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
27561 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
27562 (movdi): Update constraints and use vax_output_int_move().
27563 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
27564 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
27565 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
27566 nonlocal_goto): New.
27567 (mov<mode>): Extend accepted operand types.
27568 (subdi3_old): Rename from subdi3, change update constraints and use
27569 a new implementation.
27570 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
27571 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
27572 MOVE_RATIO, CLEAR_RATIO): Define.
27573 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
27574 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
27575 (PRINT_OPERAND): Redefine using a function instead of inlined code.
27576 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
27577 (split_quadword_operands): Make static and really allow variable
27579 (print_operand_address): Update for PIC generation.
27580 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
27581 indexable_address_p, fixup_mathdi_operand,
27582 vax_expand_addsub_di_operands, adjacent_operands_p): New.
27583 (vax_float_literal, legitimate_constant_p,
27584 indirectable_constant_address_p, index_term_p,
27585 reg_plus_index_p): Return bool instead of int.
27586 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
27588 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
27590 (vax_output_conditional_branch): Indent.
27591 (legitimate_constant_address_p, indirectable_constant_address_p,
27592 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
27593 vax_mode_dependent_address_p): Return bool instead of int, update for
27595 * config/vax/vax-protos.h (legitimate_constant_address_p,
27596 legitimate_constant_p, legitimate_address_p,
27597 vax_mode_dependent_address_p): Change declaration to bool.
27598 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
27599 vax_expand_addsub_di_operands, vax_output_int_subtract,
27600 vax_output_movmemsi): Declare.
27601 (split_quadword_operands, vax_float_literal): Delete declaration.
27602 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
27603 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
27604 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
27605 ASM_OUTPUT_DWARF_PCREL): Define.
27606 (ASM_SPEC): Change definition to allow PIC generation.
27608 2009-04-01 Steve Ellcey <sje@cup.hp.com>
27610 * doc/sourcebuild.texi: Update front-end requirements.
27612 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27615 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
27616 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
27617 (booldi3_internal3): Use boolean_or_operator instead of
27620 2009-04-01 Joseph Myers <joseph@codesourcery.com>
27623 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
27624 declarator whose size is not an integer constant expression but
27625 folds to an integer constant, then treat it as a constant
27628 2009-04-01 Richard Guenther <rguenther@suse.de>
27630 * fold-const.c (fold_plusminus_mult_expr): Do not fold
27631 i * 4 + 2 to (i * 2 + 1) * 2.
27633 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27636 * c-parser.c (c_parser_asm_statement): Skip until close paren and
27637 return if c_parser_asm_string_literal returned NULL.
27639 2009-04-01 Nick Clifton <nickc@redhat.com>
27641 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
27643 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
27644 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
27645 other typedefs to avoid conflicts with libgcc2.c. Define labels
27646 to gain 16-bit bit-manipulation functions from libgcc2.c and then
27648 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
27649 to gain 16-bit trapping arithmetic functions from libgcc2.c and
27652 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
27654 * varasm.c (default_function_rodata_section): Declare DOT as
27657 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
27658 Andrey Galkin <agalkin@hypercom.com>
27661 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
27662 Make object_name unique for each process.
27664 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27667 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
27668 addressable variables in the parallel that could go out of scope while
27669 running queued tasks.
27671 2009-04-01 Anatoly Sokolov <aesok@post.ru>
27673 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
27674 (CASE_VALUES_THRESHOLD): Redefine.
27675 * config/avr/avr.c (avr_override_options): Remove initialization of
27676 avr_case_values_threshold variable.
27677 (avr_case_values_threshold): Remove variable. Add new function.
27678 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
27679 * config/avr/avr.opt (mno-tablejump): Remove option.
27680 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
27682 2009-04-01 DJ Delorie <dj@redhat.com>
27684 * varasm.c (default_function_rodata_section): Don't assume
27685 anything about where the first '.' in the section name is.
27687 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27689 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27690 rs6000_emit_stack_tie.
27692 2009-03-31 Ian Lance Taylor <iant@google.com>
27694 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27695 gimple_code with GIMPLE_RESX, not RESX.
27697 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27699 * c-common.c (c_get_ident): New.
27700 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27702 2009-04-01 Ben Elliston <bje@au.ibm.com>
27704 * config/rs6000/sysv4.opt (msdata): Improve option description.
27706 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27708 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27709 (divdf3_internal_lat): Remove.
27710 (divxf3_internal_lat): Remove.
27711 (divxf3_internal_thr): Remove.
27712 (divxf): Use divxf3_internal.
27713 * config/ia64/div.md (divsf3_internal_lat): New.
27714 (divdf3_internal_lat): New.
27715 (divxf3_internal): New.
27717 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27720 * Makefile.in (USE_GCC_STDINT): Define.
27721 (stmp-int-hdrs): Install stdint.h if applicable.
27722 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27724 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27725 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27726 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27727 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27728 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27729 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27730 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27731 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27732 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27733 (c_common_nodes_and_builtins): Initialize
27734 underlying_wchar_type_node. Do not initialize
27735 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27736 nodes for new types.
27737 (c_stddef_cpp_builtins): Define macros for new types.
27738 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27740 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27741 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27742 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27743 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27744 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27745 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27746 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27747 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27748 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27749 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27750 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27751 int16_type_node, int32_type_node, int64_type_node,
27752 uint8_type_node, uint16_type_node, c_uint32_type_node,
27753 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27754 int_least32_type_node, int_least64_type_node,
27755 uint_least8_type_node, uint_least16_type_node,
27756 uint_least32_type_node, uint_least64_type_node,
27757 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27758 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27759 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27760 uintptr_type_node): Define.
27761 * c-cppbuiltin.c (builtin_define_constants,
27762 builtin_define_type_minmax): New.
27763 (builtin_define_stdint_macros): Define more macros.
27764 (c_cpp_builtins): Define more limit macros.
27765 (type_suffix): New.
27766 (builtin_define_type_max): Define in terms of
27767 builtin_define_type_minmax. Remove is_long parameter. All
27769 * config.gcc (use_gcc_stdint): Define.
27770 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27771 Add newlib-stdint.h for generic targets.
27772 * config/glibc-stdint.h, config/newlib-stdint.h,
27773 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27774 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27775 * config/score/score.h (UINTPTR_TYPE): Define.
27776 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27777 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27778 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27779 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27780 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27781 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27782 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27783 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27784 * config/spu/spu.h (STDINT_LONG32): Define.
27785 * configure.ac (use_gcc_stdint): Substitute.
27786 * configure: Regenerate.
27787 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27788 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27789 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27790 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27791 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27792 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27793 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27794 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27795 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27796 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27797 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27798 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27799 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27800 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27801 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27802 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27803 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27804 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27805 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27806 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27807 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27808 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27809 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27810 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27811 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27812 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27813 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27814 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27815 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27817 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27819 * loop-iv.c (suitable_set_for_replacement): Renamed from
27820 simplify_using_assignment; changed to return bool and to accept new
27821 args DEST and SRC. Return true iff we find a source/destination pair
27822 that can be used to make a replacement, and fill SRC and DEST if so.
27823 Remove arg ALTERED. Don't deal with altered regs here. All callers
27825 (simplify_using_initial_values): Deal with altered regs here and track
27826 more precisely the effect they have on the validity of our expression.
27828 * loop-iv.c (simplify_using_condition): A condition of the form
27829 (EQ REG CONST) can be used to simply make a substitution.
27830 (simplify_using_initial_values): Keep track of conditions we have seen
27831 and keep using them to simplify new expressions, while applying the
27832 same substitutions to them as to the expression.
27834 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27835 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27838 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27839 changed. Use this when trying to improve the upper bound.
27840 Generate the comparison by using simplify_gen_relational.
27842 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27844 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27846 (simplify_using_assignment, simplify_using_initial_values): Call
27847 replace_in_expr to make replacements. Call replace_single_def_regs
27848 once on the initial version of the expression.
27850 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27853 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27855 2009-03-31 Richard Guenther <rguenther@suse.de>
27857 PR middle-end/31029
27858 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27859 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27861 2009-03-31 Richard Guenther <rguenther@suse.de>
27863 * tree.h (div_if_zero_remainder): Declare.
27864 * fold-const.c (div_if_zero_remainder): Export.
27865 * tree-ssa-forwprop.c
27866 (forward_propagate_addr_into_variable_array_index): Handle
27867 constant array index addition outside of the variable index.
27869 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27872 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27873 define_splits, floatunssi<mode>2): Require x87 conversions from
27874 DImode to be permitted.
27876 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27878 PR preprocessor/15638
27879 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27881 2009-03-31 Richard Guenther <rguenther@suse.de>
27883 PR middle-end/23401
27884 PR middle-end/27810
27885 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27886 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27887 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27888 a separate statement.
27889 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27890 (lookup_tmp_var): Likewise.
27891 (is_gimple_formal_tmp_or_call_rhs): Remove.
27892 (is_gimple_reg_or_call_rhs): Rename to ...
27893 (is_gimple_reg_rhs_or_call): ... this.
27894 (is_gimple_mem_or_call_rhs): Rename to ...
27895 (is_gimple_mem_rhs_or_call): ... this.
27896 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27897 DECL_GIMPLE_REG_P only if is_formal is true.
27898 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27899 for non-proper post-modify expression gimplification.
27900 (gimplify_self_mod_expr): For post-modify expressions gimplify
27901 the lvalue to a minimal lvalue.
27902 (rhs_predicate_for): Remove formal temp case.
27903 (gimplify_modify_expr_rhs): Likewise.
27904 (gimplify_addr_expr): Use is_gimple_reg.
27905 (gimplify_expr): Remove formal temp cases.
27906 (gimple_regimplify_operands): Likewise.
27907 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27908 and FILTER_EXPR like constants.
27909 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27911 (is_gimple_formal_tmp_rhs): Remove.
27912 (is_gimple_reg_rhs): Remove special casing.
27913 (is_gimple_mem_rhs): Fix.
27914 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27915 (is_gimple_formal_tmp_var): Remove.
27916 (is_gimple_formal_tmp_reg): Likewise.
27917 (is_gimple_min_lval): Allow invariant component ref parts.
27918 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27919 is_gimple_formal_tmp_reg): Remove declarations.
27920 * tree-cfg.c (verify_expr): Verify that variables with address
27921 taken do not have DECL_GIMPLE_REG_P set.
27922 * tree-mudflap.c (mf_build_check_statement_for): Use
27923 force_gimple_operand instead of gimplify_expr.
27925 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27927 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27928 schedulable rows to compute_split_row.
27930 2009-03-31 Ben Elliston <bje@au.ibm.com>
27933 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27936 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27938 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27939 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27940 * configure: Regenerate.
27941 * config.in: Regenerate.
27942 * config/rs6000/rs6000.opt (mtls-markers): Add.
27943 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27944 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27945 (tls_ld_aix, tls_ld_sysv): Likewise.
27946 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27947 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27949 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27951 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27953 2009-03-30 Jan Hubicka <jh@suse.cz>
27955 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27957 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27958 detection and label handling.
27960 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27962 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27963 left_conflicts_size.
27964 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27965 ALLOCNO_LEFT_CONFLICTS_SIZE.
27967 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27968 remove_allocno_from_bucket_and_push,
27969 allocno_spill_priority_compare, push_allocnos_to_stack,
27970 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27971 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27972 (setup_allocno_left_conflicts_num): Ditto. Rename to
27973 setup_allocno_left_conflicts_size.
27974 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27975 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27976 setup_allocno_left_conflicts_size instead of
27977 setup_allocno_left_conflicts_num.
27979 * ira-build.c (ira_create_allocno): Use
27980 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27981 ALLOCNO_LEFT_CONFLICTS_NUM.
27983 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27985 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27986 instead of DF_LR_OUT.
27988 * ira-lives.c (process_bb_node_lives): Ditto.
27990 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27991 instead of DF_LR_{OUT,IN}.
27993 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27995 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27997 2009-03-30 Jan Hubicka <jh@suse.cz>
27999 * except.c (label_to_region_map): Fix thinko.
28001 2009-03-30 Steve Ellcey <sje@cup.hp.com>
28003 PR middle-end/38237
28004 * tree.h (tree_find_value): New declaration.
28005 * tree.c (tree_find_value): New function.
28006 * varasm.c (assemble_external): Avoid duplicate entries on lists.
28008 2009-03-30 Jakub Jelinek <jakub@redhat.com>
28011 * c-decl.c (struct c_binding): Add locus field.
28012 (bind): Add locus argument, set locus field from it.
28013 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
28014 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
28015 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
28016 implicitly_declare, undeclared_variable, lookup_label,
28017 declare_label, c_make_fname_decl, c_builtin_function,
28018 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
28021 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
28024 * config/i386/i386.c (classify_argument): Check total size of
28027 2009-03-30 Martin Jambor <mjambor@suse.cz>
28029 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
28030 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
28031 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
28034 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
28035 seen_variable_array_ref while also traversing a union.
28037 * tree-inline.c (optimize_inline_calls): Do not call
28038 cgraph_node_remove_callees.
28039 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
28040 (pass_remove_cgraph_callee_edges): New variable.
28041 * passes.c (init_optimization_passes): Add
28042 pass_remove_cgraph_callee_edges after early inlining and before all
28043 late intraprocedural passes.
28045 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
28047 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28049 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
28050 Fix typos in names.
28052 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28054 * combine.c (simplify_comparison): Use have_insn_for.
28055 * dojump.c (do_jump): Likewise.
28057 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28059 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
28060 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
28061 sparc_compare_op0 like sparc_compare_emitted used to be handled.
28062 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
28063 instead of sparc_compare_emitted.
28064 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
28065 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
28066 instead of sparc_compare_emitted.
28068 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28070 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
28071 enter/exit cfglayout mode.
28072 (pass_partition_block): Require it.
28073 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
28074 (combine_instructions): Track basic blocks instead of labels.
28075 (update_cfg_for_uncondjump): New.
28076 (try_combine): Use it. Update jumps after rescanning.
28077 (pass_combine): Require PROP_cfglayout.
28078 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
28080 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28082 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
28083 Provide/destroy PROP_cfglayout respectively.
28084 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
28085 * tree-pass.h (PROP_cfglayout): New.
28087 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28089 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
28090 fold_convert_const_fixed_from_fixed,
28091 fold_convert_const_fixed_from_int,
28092 fold_convert_const_fixed_from_real, fold_negate_const): Do not
28093 set TREE_CONSTANT_OVERFLOW.
28094 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
28095 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
28097 2009-03-30 Ira Rosen <irar@il.ibm.com>
28099 * tree-vect-loop-manip.c: New file.
28100 * tree-vectorizer.c: Update documentation and included files.
28101 (vect_loop_location): Make extern.
28102 (rename_use_op): Move to tree-vect-loop-manip.c
28103 (rename_variables_in_bb, rename_variables_in_loop,
28104 slpeel_update_phis_for_duplicate_loop,
28105 slpeel_update_phi_nodes_for_guard1,
28106 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
28107 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
28108 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
28109 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
28110 find_loop_location): Likewise.
28111 (new_stmt_vec_info): Move to tree-vect-stmts.c.
28112 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
28113 get_vectype_for_scalar_type, vect_is_simple_use,
28114 supportable_widening_operation, supportable_narrowing_operation):
28116 (bb_in_loop_p): Move to tree-vect-loop.c.
28117 (new_loop_vec_info, destroy_loop_vec_info,
28118 reduction_code_for_scalar_code, report_vect_op,
28119 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
28120 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
28121 (vect_supportable_dr_alignment): Likewise.
28122 * tree-vectorizer.h (tree-data-ref.h): Include.
28123 (vect_loop_location): Declare.
28124 Reorganize function declarations according to the new file structure.
28125 * tree-vect-loop.c: New file.
28126 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
28127 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
28128 * tree-vect-data-refs.c: New file.
28129 * tree-vect-patterns.c (timevar.h): Don't include.
28130 * tree-vect-stmts.c: New file.
28131 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
28132 tree-vect-slp.c, tree-vect-loop.c.
28133 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
28134 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
28135 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
28136 (tree-vect-analyze.o): Remove.
28137 (tree-vect-transform.o): Likewise.
28138 (tree-vect-data-refs.o): Add rule.
28139 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
28140 tree-vect-slp.o): Likewise.
28141 (tree-vect-patterns.o): Remove redundant dependencies.
28142 (tree-vectorizer.o): Likewise.
28143 * tree-vect-slp.c: New file.
28145 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28147 * optc-gen.awk: Warn if an option flag has multiple different
28150 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
28152 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
28153 -floop-block): Document dependences on PPL, CLooG and Graphite.
28155 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28157 PR rtl-optimization/323
28158 * c-common.c (c_fully_fold, convert_and_check,
28159 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
28160 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
28161 * c-common.def (EXCESS_PRECISION_EXPR): New.
28162 * c-cppbuiltin.c (builtin_define_float_constants): Define
28163 constants with enough digits for long double.
28164 * c-lex.c (interpret_float): Interpret constant with excess
28165 precision where appropriate.
28166 * c-opts.c (c_common_post_options): Set
28167 flag_excess_precision_cmdline. Give an error for
28168 -fexcess-precision=standard for C++ for processors where the
28169 option is significant.
28170 * c-parser.c (c_parser_conditional_expression): Handle excess
28171 precision in condition.
28172 * c-typeck.c (convert_arguments): Handle arguments with excess
28174 (build_unary_op): Move excess precision outside operation.
28175 (build_conditional_expr): Likewise.
28176 (build_compound_expr): Likewise.
28177 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
28178 (build_modify_expr): Handle excess precision in RHS.
28179 (convert_for_assignment): Handle excess precision in converted
28181 (digest_init, output_init_element, process_init_element): Handle
28182 excess precision in initializer.
28183 (c_finish_return): Handle excess precision in return value.
28184 (build_binary_op): Handle excess precision in operands and add
28185 excess precision as needed for operation.
28186 * common.opt (-fexcess-precision=): New option.
28187 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
28188 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
28189 For standard excess precision, output explicit conversion to and
28190 truncation from XFmode.
28191 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
28192 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
28193 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
28194 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
28195 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
28196 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
28197 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
28198 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
28199 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
28200 define_splits, sqrt<mode>2): Disable where appropriate for
28201 standard excess precision.
28202 * convert.c (convert_to_real): Do not shorten arithmetic to type
28203 for which excess precision would be used.
28204 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
28205 * doc/invoke.texi (-fexcess-precision=): Document option.
28206 (-mfpmath=): Correct index entry.
28207 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
28208 flag_excess_precision): New.
28209 * langhooks.c (lhd_post_options): Set
28210 flag_excess_precision_cmdline.
28211 * opts.c (common_handle_option): Handle -fexcess-precision=.
28212 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
28213 init_excess_precision): New.
28214 (lang_dependent_init_target): Call init_excess_precision.
28215 * tree.c (excess_precision_type): New.
28216 * tree.h (excess_precision_type): Declare.
28218 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28221 * c-typeck.c (build_component_ref): Do not copy qualifiers from
28222 non-lvalue to component.
28224 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28226 PR preprocessor/34695
28227 * Makefile.in (c-opts.o): Depend on c-tree.h.
28228 * c-common.c: Move down include of diagnostic.h.
28229 (done_lexing, c_cpp_error): New.
28230 * c-common.h (done_lexing): Declare.
28231 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
28233 * c-opts.c: Include c-tree.h.
28234 (c_common_init_options): Set preprocessor error callback.
28235 (c_common_handle_option): Do not set preprocessor
28236 inhibit_warnings, warnings_are_errors, warn_system_headers,
28237 pedantic_errors or inhibit_warnings flags.
28238 (c_common_post_options): Do not check cpp_errors (parse_in).
28239 (c_common_finish): Do not output dependencies if there were
28240 errors. Do not check return value of cpp_finish.
28241 * c-ppoutput.c (pp_file_change): Set input_location.
28242 * c-tree.h (c_cpp_error): Declare.
28243 * diagnostic.c (diagnostic_set_info_translated): Also initialize
28245 (diagnostic_build_prefix): Check override_column.
28246 * diagnostic.h (diagnostic_info): Add override_column field.
28247 (diagnostic_override_column): Define.
28249 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
28251 * c-common.c (c_expand_expr, c_staticp): Remove.
28252 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
28253 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
28254 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
28255 * c-gimplify.c (gimplify_compound_literal_expr,
28256 optimize_compound_literals_in_ctor): Remove.
28257 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
28258 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
28259 * c-semantics.c (emit_local_var): Remove.
28261 * langhooks-def.h (lhd_expand_expr): Remove.
28262 * langhooks.c (lhd_expand_expr): Remove.
28263 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
28265 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
28266 handling from c-semantics.c; don't call into langhook.
28267 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
28268 * gimplify.c (gimplify_compound_literal_expr,
28269 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
28270 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
28271 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
28272 as was done in c-gimplify.c.
28273 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
28274 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
28275 Move from c-common.h.
28276 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
28278 * tree.c (staticp): Do not call langhook.
28279 * langhooks.c (lhd_staticp): Delete.
28280 * langhooks-def.h (lhd_staticp): Delete prototype.
28281 (LANG_HOOKS_STATICP): Delete.
28282 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
28284 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
28285 instead of DECL_STMTs.
28287 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28295 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
28297 (fold_call_expr): Return a NOP_EXPR from folding rather than the
28298 contained expression.
28299 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
28300 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
28301 conditional expressions for C.
28302 (decl_constant_value_for_optimization): Move from
28303 decl_constant_value_for_broken_optimization in c-typeck.c. Check
28304 whether optimizing and that the expression is a VAR_DECL not of
28305 array type instead of doing such checks in the caller. Do not
28306 check pedantic. Call gcc_unreachable for C++.
28307 * c-common.def (C_MAYBE_CONST_EXPR): New.
28308 * c-common.h (c_fully_fold, c_save_expr,
28309 decl_constant_value_for_optimization): New prototypes.
28310 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28311 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28312 EXPR_INT_CONST_OPERANDS): Define.
28313 * c-convert.c (convert): Strip nops from expression.
28314 * c-decl.c (groktypename): Take extra parameters expr and
28315 expr_const_operands. Update call to grokdeclarator.
28316 (start_decl): Update call to grokdeclarator. Add statement for
28317 expressions used in type of decl.
28318 (grokparm): Update call to grokdeclarator.
28319 (push_parm_decl): Update call to grokdeclarator.
28320 (build_compound_literal): Add parameter non_const and build a
28321 C_MAYBE_COSNT_EXPR if applicable.
28322 (grokdeclarator): Take extra parameters expr and
28323 expr_const_operands. Track expressions used in declaration
28324 specifiers and declarators. Fold array sizes and track whether
28325 they are constant expressions and whether they are integer
28326 constant expressions.
28327 (parser_xref_tag): Set expr and expr_const_operands fields in
28329 (grokfield): Update call to grokdeclarator.
28330 (start_function): Update call to grokdeclarator.
28331 (build_null_declspecs): Set expr and expr_const_operands fields in
28333 (declspecs_add_type): Handle expressions in typeof specifiers.
28334 * c-parser.c (c_parser_declspecs): Set expr and
28335 expr_const_operands fields for declaration specifiers.
28336 (c_parser_enum_specifier): Likewise.
28337 (c_parser_struct_or_union_specifier): Likewise.
28338 (c_parser_typeof_specifier): Likewise. Update call to
28339 groktypename. Fold expression as needed. Return expressions with
28340 type instead of adding statements.
28341 (c_parser_attributes): Update calls to c_parser_expr_list.
28342 (c_parser_statement_after_labels): Fold expression before passing
28343 to objc_build_throw_stmt.
28344 (c_parser_condition): Fold expression.
28345 (c_parser_asm_operands): Fold expression.
28346 (c_parser_conditional_expression): Use c_save_expr. Update call
28347 to build_conditional_expr.
28348 (c_parser_alignof_expression): Update call to groktypename.
28349 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
28350 original_code. Fold expression argument of va_arg. Create
28351 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
28352 argument to va_arg. Update calls to groktypename. Fold array
28353 index for offsetof. Verify that first argument to
28354 __builtin_choose_expr has integer type.
28355 (c_parser_postfix_expression_after_paren_type): Update calls to
28356 groktypename and build_compound_literal. Handle expressions with
28357 side effects in type name.
28358 (c_parser_postfix_expression_after_primary): Update call to
28359 c_parser_expr_list. Set original_code for calls to
28360 __builtin_constant_p.
28361 (c_parser_expr_list): Take extra parameter fold_p. Fold
28362 expressions if requested.
28363 (c_parser_objc_type_name): Update call to groktypename.
28364 (c_parser_objc_synchronized_statement): Fold expression.
28365 (c_parser_objc_receiver): Fold expression.
28366 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
28367 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
28368 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
28369 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
28370 (struct c_typespec): Add elements expr and expr_const_operands.
28371 (struct c_declspecs): Add elements expr and expr_const_operands.
28372 (groktypename, build_conditional_expr, build_compound_literal):
28374 (in_late_binary_op): Declare.
28375 * c-typeck.c (note_integer_operands): New function.
28376 (in_late_binary_op): New variable.
28377 (decl_constant_value_for_broken_optimization): Move to c-common.c
28378 and rename to decl_constant_value_for_optimization.
28379 (default_function_array_conversion): Do not strip nops.
28380 (default_conversion): Do not call
28381 decl_constant_value_for_broken_optimization.
28382 (build_array_ref): Do not fold result.
28383 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
28384 result when operand is a VLA.
28385 (c_expr_sizeof_type): Update call to groktypename. Handle
28386 expressions included in type name. Use C_MAYBE_CONST_EXPR for
28387 result when operand names a VLA type.
28388 (build_function_call): Update call to build_compound_literal.
28389 Only fold result for calls to __builtin_* functions. Strip
28390 NOP_EXPR from INTEGER_CST returned from such functions. Fold
28391 the function designator.
28392 (convert_arguments): Fold arguments. Update call to
28393 convert_for_assignment.
28394 (build_unary_op): Handle increment and decrement of
28395 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
28396 decrement earlier. Fold operand of increment and decrement.
28397 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
28398 built for integer operand. Wrap returns that are INTEGER_CSTs
28399 without being integer constant expressions or that have integer
28400 constant operands without being INTEGER_CSTs.
28401 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
28402 (build_conditional_expr): Add operand ifexp_bcp. Track whether
28403 result is an integer constant expression or can be used in
28404 unevaluated parts of one and avoid folding and wrap as
28405 appropriate. Fold operands before possibly doing -Wsign-compare
28407 (build_compound_expr): Wrap result for C99 if operands can be used
28408 in integer constant expressions.
28409 (build_c_cast): Update call to digest_init. Do not ignore
28410 overflow from casting floating-point constants to integers. Wrap
28411 results that could be confused with integer constant expressions,
28412 null pointer constants or floating-point constants.
28413 (c_cast_expr): Update call to groktypename. Handle expressions
28414 included in type name.
28415 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
28416 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
28417 Update calls to convert_for_assignment.
28418 (convert_for_assignment): Take new parameter
28419 null_pointer_constant. Do not strip nops or call
28420 decl_constant_value_for_broken_optimization. Set
28421 in_late_binary_op for conversions to boolean.
28422 (store_init_value): Update call to digest_init.
28423 (digest_init): Take new parameter null_pointer_constant. Do not
28424 call decl_constant_value_for_broken_optimization. pedwarn for
28425 initializers not constant expressions. Update calls to
28426 convert_for_assignment.
28427 (constructor_nonconst): New.
28428 (struct constructor_stack): Add nonconst element.
28429 (really_start_incremental_init, push_init_level, pop_init_level):
28430 Handle constructor_nonconst and nonconst element.
28431 (set_init_index): Call constant_expression_warning for array
28433 (output_init_element): Fold value. Set constructor_nonconst as
28434 applicable. pedwarn for initializers not constant expressions.
28435 Update call to digest_init. Call constant_expression_warning
28436 where constant initializers are required.
28437 (process_init_element): Use c_save_expr.
28438 (c_finish_goto_ptr): Fold expression.
28439 (c_finish_return): Fold return value. Update call to
28440 convert_for_assignment.
28441 (c_start_case): Fold switch expression.
28442 (c_process_expr_stmt): Fold expression.
28443 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
28444 ensure statement expression is not evaluated in constant expression.
28445 (build_binary_op): Track whether results are integer constant
28446 expressions or may occur in such, disable folding and wrap results
28447 as applicable. Fold operands for -Wsign-compare warnings unless
28449 (c_objc_common_truthvalue_conversion): Handle results folded to
28450 integer constants that are not integer constant expressions.
28451 * doc/extend.texi: Document when typeof operands are evaluated,
28452 that condition of __builtin_choose_expr is an integer constant
28453 expression, and more about use of __builtin_constant_p in
28456 2009-03-29 Richard Guenther <rguenther@suse.de>
28458 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
28459 propagate addresses of array references.
28461 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
28463 * regmove.c (perhaps_ends_bb_p): Remove.
28464 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
28465 from INSN and check that the main loop stays within that basic block.
28466 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
28467 (regmove_forward_pass): Split out from regmove_optimize. Use
28468 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
28469 (regmove_backward_pass): Split out from regmove_optimize. Use
28470 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
28471 (regmove_optimize): Simplify.
28473 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28476 * config/i386/i386.c (classify_argument): Ignore flexible array
28477 member in struct and warn ABI change.
28479 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28481 * config/i386/i386-protos.h (ix86_agi_dependent): New.
28483 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
28484 (ix86_adjust_cost): Updated.
28486 2009-03-29 Jan Hubicka <jh@suse.cz>
28488 PR middle-end/28850
28489 * tree-pass.h (pass_cleanup_eh): New function.
28490 (remove_unreachable_regions): Break code handling RTL
28491 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
28492 that can not be reached by runtime.
28493 (can_be_reached_by_runtime): New function.
28494 (label_to_region_map): New function.
28495 (num_eh_regions): New function.
28496 (rtl_remove_unreachable_regions): New function.
28497 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
28498 (remove_eh_region): New function.
28499 * except.h: Include sbitmap and vecprim.
28500 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
28501 num_eh_regions): Declare.
28502 * passes.c (init_optimization_passes): Schedule cleanup_eh.
28503 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
28504 * tree-eh.c (tree_remove_unreachable_handlers): New function.
28505 (tree_empty_eh_handler_p): New function.
28506 (cleanup_empty_eh): New function.
28507 (cleanup_eh): New function.
28508 (pass_cleanup_eh): New function.
28510 2009-03-29 Jan Hubicka <jh@suse.cz>
28512 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
28513 for removed regions.
28515 2009-03-29 Jan Hubicka <jh@suse.cz>
28517 * except.c (dump_eh_tree): Dump all datastructures.
28519 2009-03-29 Jan Hubicka <jh@suse.cz>
28521 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
28522 (duplicate_eh_regions_1): Likewise.
28523 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
28524 vector; call EH verification.
28525 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28526 Be ready for region being removed.
28528 2009-03-29 Jan Hubicka <jh@suse.cz>
28530 * bitmap.c (bitmap_last_set_bit): New function.
28531 * bitmap.h (bitmap_last_set_bit): Declare.
28533 2009-03-29 David Ayers <ayers@fsfe.org>
28536 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
28537 by calling objc_compare_types and surpress warnings about
28538 incompatible C pointers that are compatible ObjC pointers.
28540 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
28542 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
28543 call initialize_inline_failed.
28544 (initialize_inline_failed): Move it from here ...
28545 * cgraph.c (initialize_inline_failed): ... to here.
28546 (cgraph_create_edge): Call initialize_inline_failed rather than
28547 setting inline_failed directly.
28549 2009-03-29 Ben Elliston <bje@au.ibm.com>
28552 * sysv4.opt (msdata): Improve comment.
28553 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
28554 * sysv4.h (SVR4_ASM_SPEC): Likewise.
28556 2009-03-29 Ben Elliston <bje@au.ibm.com>
28559 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
28560 load and store attributes.
28562 2009-03-29 Ben Elliston <bje@au.ibm.com>
28564 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
28565 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
28566 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
28567 * doc/extend.texi (X86 Built-in Functions): Add index entries for
28568 __builtin_infq and __builtin_huge_valq.
28570 2009-03-28 Anatoly Sokolov <aesok@post.ru>
28572 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
28574 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28575 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
28577 2009-03-28 Xinliang David Li <davidxl@google.com>
28579 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
28580 (do_dbg_cnt): New function.
28582 2009-03-28 Jan Hubicka <jh@suse.cz>
28584 Merge from pretty-ipa:
28586 2009-03-27 Jan Hubicka <jh@suse.cz>
28588 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28589 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
28590 * passes.c (function_called_by_processed_nodes_p): New.
28591 * ipa-pure-const.c (check_call): Fix handling of operands.
28592 (analyze_function): Dump debug output for skipped bodies.
28593 (local_pure_const): Use function_called_by_processed_nodes_p.
28594 * dwarf2out.c (reference_to_unused): Use output.
28595 * passes.c (do_per_function_toporder): Likewise.
28597 2008-11-12 Jan Hubicka <jh@suse.cz>
28599 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
28600 * ipa-pure-const.c (funct_state_d): Add can throw field; make
28601 state_set_in_source enum
28602 (check_decl): Ignore memory tags; do not set fake looping flags;
28604 (check_operand, check_tree, check_rhs_var, check_lhs_var,
28605 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
28606 (check_call, analyze_function): Rewrite.
28608 (add_new_function): Update call of analyze_function.
28609 (generate_summary): Add call of analyze_function.
28610 (propagate): Propagate can_throw; handle state_set_in_source correctly.
28611 (local_pure_const): New function.
28612 (pass_local_pure_const): New pass.
28613 * ipa-inline.c (inline_transform): Set after_inlining.
28614 * tree-eh.c (stmt_can_throw_external): New.
28615 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
28616 work with aliasing built.
28617 * tree-flow.h (stmt_can_throw_external): New.
28618 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
28619 and local pure/const pass in early and late optimization queue.
28621 2009-03-28 Martin Jambor <mjambor@suse.cz>
28623 * fold-const.c (get_pointer_modulus_and_residue): New parameter
28625 (fold_binary): Allow function decl aligment consideration is the
28626 second argument is integer constant one.
28627 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
28628 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
28629 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
28631 2009-03-28 Jan Hubicka <jh@suse.cz>
28633 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
28634 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
28635 * function.h (rtl_data): Add nothrow flag.
28636 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
28637 set DECL_NOTHROW for AVAILABLE functions.
28639 2009-03-28 Jakub Jelinek <jakub@redhat.com>
28641 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
28642 following vector keyword has expansion starting with pixel or bool
28643 keyword, expand vector to __vector and pixel or bool to __pixel or
28647 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
28648 warn_if_disallowed_function_p): Removed.
28649 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
28650 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
28651 warning_if_disallowed_function_p.
28652 * flags.h (warn_if_disallowed_function_p,
28653 warn_disallowed_functions): Removed.
28654 * common.opt (Wdisallowed-function-list=): Removed.
28655 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
28657 2009-03-28 Richard Guenther <rguenther@suse.de>
28659 PR tree-optimization/38723
28660 * tree-ssa-pre.c (compute_avail): Add all default definitions to
28663 2009-03-28 Jan Hubicka <jh@suse.cz>
28665 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
28666 test introduced by my previous patch.
28668 2009-03-28 Richard Guenther <rguenther@suse.de>
28670 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
28671 the PHIs value undefined.
28673 2009-03-28 Jan Hubicka <jh@suse.cz>
28675 * tree-pass.h (pass_fixup_cfg): New pass.
28676 * ipa-inline.c (inline_transform): Set
28677 always_inline_functions_inlined/after_inlining.
28678 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
28679 (pass_fixup_cfg): New pass.
28680 * passes.c (init_optimization_passes): Add fixup_cfg.
28682 2009-03-28 Richard Guenther <rguenther@suse.de>
28684 PR tree-optimization/38458
28685 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28686 argument use the arguments copy-of value.
28688 2009-03-28 Richard Guenther <rguenther@suse.de>
28690 PR tree-optimization/38180
28691 * tree-ssa-ccp.c (get_default_value): Simplify.
28692 (likely_value): Likewise.
28693 (surely_varying_stmt_p): Properly handle VOP case.
28694 (ccp_initialize): Likewise.
28695 (ccp_fold): Handle propagating through *&.
28696 (fold_const_aggregate_ref): Also handle decls.
28698 2009-03-28 Jan Hubicka <jh@suse.cz>
28700 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28701 * cgraph.h (cgraph_node): Likewise.
28702 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28703 (cgraph_reset_node): Use process flag.
28704 (cgraph_mark_functions_to_output): Likewise.
28705 (cgraph_expand_function): Likewise.
28706 (cgraph_expand_all_functions): Likewise.
28707 (cgraph_output_in_order): Likewise.
28708 * dwarf2out.c (reference_to_unused): Likewise.
28709 * passes.c do_per_function_toporder): Likewise.
28711 2009-03-28 Jan Hubicka <jh@suse.cz>
28713 Bring from lto-branch:
28715 2008-09-03 Doug Kwan <dougkwan@google.com>
28717 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28718 enums instead of reason strings.
28719 * cgraph.c (cgraph_create_edge): Same.
28720 (cgraph_inline_failed_string): New function.
28721 * cgraph.h (cgraph_inline_failed_t): New enum type.
28722 (cgraph_inline_failed_string): New prototype.
28723 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28724 char pointer to cgraph_inline_failed_t.
28725 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28726 (cgraph_default_inline_p): Ditto.
28727 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28728 to cgraph_inline_failed_t pointer.
28729 * cif-code.def: New file.
28730 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28732 (cgraph_check_inline_limits): Change type of REASON to pointer to
28733 cgraph_inline_failed_t. Replace reason strings with enums.
28734 (cgraph_default_inline_p): Ditto.
28735 (cgraph_recursive_inlining_p): Ditto.
28736 (update_caller_keys): Change type of FAILED_REASON to
28737 cgraph_inline_failed_t.
28738 (cgraph_set_inline_failed): Change type of REASON to pointer to
28739 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28740 convert enums to strings for text output.
28741 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28742 to be of type cgraph_inline_failed_t. Replace reason strings with
28743 enums. Call cgraph_inline_failed_string to covert enums
28744 to strings for text output.
28745 (cgraph_decide_inlining): Replace reason strings with enums.
28746 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28747 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28749 * tree-inline.c (expand_call_inline): Change type of REASON
28750 to cgraph_inline_failed_t. Replace reason strings with enums.
28751 Call cgraph_inline_failed_string for text output.
28752 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28755 2009-03-28 Jan Hubicka <jh@suse.cz>
28757 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28758 cgraph_clone_node): Remove master clone handling.
28759 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28760 * cgraph.h (master_clone): Remove.
28761 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28762 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28763 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28765 2009-03-28 Jan Hubicka <jh@suse.cz>
28767 * cgraph.c (cgraph_function_body_availability): Functions declared
28768 inline are always safe to assume that it is not going to be replaced.
28770 2009-03-28 Richard Guenther <rguenther@suse.de>
28772 PR tree-optimization/38513
28773 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28774 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28775 EXC_PTR_EXPR and FILTER_EXPR.
28776 (get_ref_from_reference_ops): Likewise.
28778 2009-03-28 Richard Guenther <rguenther@suse.de>
28780 PR tree-optimization/38968
28781 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28782 Use FLOOR_MOD_EXPR to compute misalignment.
28784 2009-03-28 Richard Guenther <rguenther@suse.de>
28786 PR tree-optimization/37795
28787 * tree.h (combine_comparisons): Declare.
28788 * fold-const.c (combine_comparisons): Export.
28789 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28791 (ifcombine_iforif): Use combine_comparisons.
28793 2009-03-28 Jan Hubicka <jh@suse.cz>
28795 * tree-eh.c (inlinable_call_p): New function.
28796 (make_eh_edges): Use it.
28797 (verify_eh_edges): Use it.
28798 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28799 * except.c (reachable_next_level): Add inlinable_function argument
28800 (sjlj_find_directly_reachable_regions): Update.
28801 (add_reachable_handler): Do not set saw_any_handlers.
28802 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28803 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28804 Add new inlinable call parameter.
28805 (can_throw_internal, can_throw_external): Update.
28806 * except.h (can_throw_internal_1, can_throw_external_1,
28807 foreach_reachable_handler): Update declaration.
28809 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28811 * config/arm/t-arm-coff, config/h8300/coff.h,
28812 config/i386/i386-aout.h, config/i386/i386-coff.h,
28813 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28814 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28815 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28816 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28817 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28818 sys-types.h: Remove.
28819 * Makefile.in: Remove protoize and fixproto support and references
28821 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28822 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28824 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28825 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28826 unprotoize$(exeext).
28827 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28828 (.PHONY): Don't depend on proto.
28829 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28830 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28831 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28832 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28833 build/gen-protos.o, build/scan.o, xsys-protos.h,
28834 build/fix-header$(build_exeext), build/fix-header.o,
28835 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28836 stmp-install-fixproto): Remove.
28837 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28838 SYSCALLS.c or fixproto files.
28839 (install-common): Don't install protoize.
28840 (install-headers-tar, install-headers-cpio, install-headers-cp):
28841 Don't depend on $(STMP_FIXPROTO).
28842 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28843 install fixproto files or write out fixproto settings.
28844 (uninstall): Don't uninstall protoize.
28845 * config.gcc (use_fixproto): Remove.
28846 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28847 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28848 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28849 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28850 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28851 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28852 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28853 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28854 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28855 * config/t-vxworks (STMP_FIXPROTO): Remove.
28856 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28857 STMP_FIXPROTO): Remove.
28858 * config.in, configure: Regenerate.
28859 * crtstuff.c (gid_t, uid_t): Don't undefine.
28860 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28861 (arm-*-coff, arm-*-aout: Remove target entries.
28862 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28863 Remove mention of AIX 4.1.
28864 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28865 * doc/invoke.texi (Running Protoize): Remove.
28866 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28867 (Protoize Caveats): Remove.
28868 * tsystem.h: Update comments on headers assumed to exist.
28870 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28872 * genautomata.c: Add a new year to the copyright. Add a new
28874 (struct insn_reserv_decl): Add comments for member bypass_list.
28875 (find_bypass): Remove.
28876 (insert_bypass): New.
28877 (process_decls): Use insert_bypass.
28878 (output_internal_insn_latency_func): Output all bypasses with the
28879 same input insn in one switch case.
28881 * rtl.def (define_bypass): Describe bypass choice.
28882 * doc/md.texi (define_bypass): Ditto.
28884 2009-03-27 Richard Guenther <rguenther@suse.de>
28886 * gimplify.c (mark_addressable): Export.
28887 * tree-flow.h (mark_addressable): Declare.
28888 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28889 * tree-ssa.c (verify_phi_args): Verify that address taken
28890 variables have TREE_ADDRESSABLE set.
28892 2009-03-27 Richard Guenther <rguenther@suse.de>
28894 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28895 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28896 Do not mark decls TREE_ADDRESSABLE.
28897 (build_fold_addr_expr): Adjust.
28898 (fold_addr_expr): Remove.
28899 (fold_unary): Use build_fold_addr_expr.
28900 (fold_comparison): Likewise.
28901 (split_address_to_core_and_offset): Likewise.
28902 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28904 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28905 (gimplify_modify_expr_to_memcpy): Mark source and destination
28907 * omp-low.c (create_omp_child_function): Mark the object decl
28909 (lower_rec_input_clauses): Mark the var we take the address of
28911 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28913 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28915 PR middle-end/39315
28916 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28917 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28919 2009-03-27 Richard Guenther <rguenther@suse.de>
28921 PR tree-optimization/39120
28922 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28924 (handle_lhs_call): Process return constraints. Add escape
28925 constraints if necessary.
28926 (handle_const_call): Fill out return constraints. Make nested
28927 case more precise. Avoid consttmp if possible.
28928 (handle_pure_call): Fill out return constraints. Avoid
28929 callused if possible.
28930 (find_func_aliases): Simplify call handling.
28932 2009-03-27 Richard Guenther <rguenther@suse.de>
28934 PR tree-optimization/39120
28935 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28936 as a representative.
28937 (solve_graph): Do propagate CALLUSED.
28938 (handle_pure_call): Use a scalar constraint from CALLUSED for
28940 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28943 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28946 * c-common.c (handle_aligned_attribute): Properly check alignment
28947 overflow. Use (1U << i) instead of (1 << i).
28949 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28951 * expr.h (get_mem_align_offset): Updated.
28953 * tree.h (tree_decl_common): Change align to "unsigned int" and
28954 move it before pointer_alias_set.
28956 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28957 Jakub Jelinek <jakub@redhat.com>
28960 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28961 gr_register_operand with gr_reg_or_0_operand.
28962 (cmpxchg_rel_di): Likewise.
28963 (sync_lock_test_and_set<mode>): Likewise.
28965 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28967 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28968 (true_regnum): Likewise.
28970 * rtlanal.c (subreg_info): Moved to ...
28971 * rtl.h (subreg_info): Here. New.
28972 (subreg_get_info): New.
28974 * rtlanal.c (subreg_get_info): Make it extern.
28976 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28979 * config/i386/i386.c (ix86_abi): New.
28980 (override_options): Handle -mabi=.
28981 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28982 (ix86_call_abi_override): Likewise.
28983 (init_cumulative_args): Likewise.
28984 (function_arg_advance): Likewise.
28985 (function_arg_64): Likewise.
28986 (function_arg): Likewise.
28987 (ix86_pass_by_reference): Likewise.
28988 (ix86_function_value_regno_p): Likewise.
28989 (ix86_build_builtin_va_list_abi): Likewise.
28990 (setup_incoming_varargs_64): Likewise.
28991 (is_va_list_char_pointer): Likewise.
28992 (ix86_init_machine_status): Likewise.
28993 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28994 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28995 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28996 (ix86_function_abi): Make it static and return enum calling_abi.
28997 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28999 (ix86_fn_abi_va_list): Updated.
29001 * config/i386/i386.h (ix86_abi): New.
29002 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
29003 (CONDITIONAL_REGISTER_USAGE): Likewise.
29004 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
29005 (machine_function): Likewise.
29007 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
29009 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
29010 (STACK_BOUNDARY): Likewise.
29011 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
29013 * config/i386/i386.opt (mabi=): New.
29015 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
29016 return enum calling_abi.
29017 (ix86_function_type_abi): Likewise.
29018 (ix86_function_abi): Removed.
29020 * doc/invoke.texi: Document -mabi= option for x86.
29022 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29024 * builtins.c (real_dconstp): Delete.
29025 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
29027 2009-03-27 Dodji Seketeli <dodji@redhat.com>
29028 Jakub Jelinek <jakub@redhat.com>
29031 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
29032 (gen_subprogram_die): When a function is explicit, generate the
29033 DW_AT_explicit attribute.
29034 * langhooks.h (struct lang_hooks_for_decls): Add
29035 function_decl_explicit_p langhook.
29036 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
29037 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
29039 2009-03-27 Jakub Jelinek <jakub@redhat.com>
29041 * builtins.c (fold_builtin_memory_op): Optimize memmove
29042 into memcpy if we can prove source and destination don't overlap.
29044 * tree-inline.c: Include gt-tree-inline.h.
29045 (clone_fn_id_num): New variable.
29046 (clone_function_name): New function.
29047 (tree_function_versioning): Use it.
29048 * Makefile.in (GTFILES): Add tree-inline.c.
29050 2009-03-27 Mark Mitchell <mark@codesourcery.com>
29052 * BASE-VER: Change to 4.5.0.
29054 2009-03-27 Xinliang David Li <davidxl@google.com>
29056 PR tree-optimization/39557
29057 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
29059 2009-03-27 Xinliang David Li <davidxl@google.com>
29061 PR tree-optimization/39548
29062 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
29065 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29067 * c-common.c (pointer_int_sum): Use %wd on return from
29070 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29072 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
29073 on return from tree_low_cst.
29075 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
29078 * ginclude/stdarg.h (va_copy): Define also for
29079 __GXX_EXPERIMENTAL_CXX0X__.
29081 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29084 * builtins.h (c_strlen): Do not warn here.
29085 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
29086 * c-common.c (pointer_int_sum): Take an explicit location.
29087 Warn about offsets out of bounds.
29088 * c-common.h (pointer_int_sum): Adjust declaration.
29090 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29092 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
29095 2009-03-26 Jakub Jelinek <jakub@redhat.com>
29098 * opts.c (warn_if_disallowed_function_p): Don't assume
29099 get_callee_fndecl must return non-NULL.
29101 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
29103 PR rtl-optimization/39522
29104 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
29105 when reg_reloaded_valid is set.
29107 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29109 * config/spu/divv2df3.c: New file.
29110 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
29111 (DPBIT_FUNCS): Filter out _div_df.
29113 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
29115 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
29116 a jump insn, count that jump in the distance to the loop start.
29118 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
29121 * config/sh/sh.c (calc_live_regs): Fix condition for global
29122 registers except PIC_OFFSET_TABLE_REGNUM.
29124 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
29127 * doc/invoke.texi (-mconsole): New.
29129 (-mno-cygwin): New.
29131 (-mnop-fun-dllimport): New.
29135 (sub section "i386 and x86-64 Windows Options"): New.
29137 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
29139 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
29140 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
29142 2009-03-25 Richard Guenther <rguenther@suse.de>
29144 PR middle-end/39497
29145 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
29148 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
29150 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
29151 neither of haifa/selective schedulers are working.
29153 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29155 * doc/invoke.texi (Debugging Options): Fix description of
29156 -fno-merge-debug-strings.
29158 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
29160 * config/cris/libgcc.ver: New version-script.
29161 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
29163 * configure.ac <GAS features, nop mnemonic>: Add pattern
29164 crisv32-*-* for "nop".
29165 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
29166 * configure: Regenerate.
29168 2009-03-24 Ira Rosen <irar@il.ibm.com>
29170 PR tree-optimization/39529
29171 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
29172 mark_sym_for_renaming for the tag copied to the new vector
29175 2009-03-24 Arthur Loiret <aloiret@debian.org>
29177 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
29178 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
29179 EXTRA_SPEC_FUNCTIONS.
29180 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
29181 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
29182 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
29183 -march and -mtune options.
29185 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
29187 * config/m68k/t-rtems: Add m5329 multilib.
29189 2009-03-24 Dodji Seketeli <dodji@redhat.com>
29190 Jakub Jelinek <jakub@redhat.com>
29193 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
29196 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29199 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
29200 instead of c_parser_expression_conv, if original_code isn't one of the
29201 4 allowed comparison codes, fail.
29203 2009-03-23 Richard Guenther <rguenther@suse.de>
29205 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
29206 * tree.h (struct tree_type): Likewise.
29207 * reload.h (struct insn_chain): Likewise.
29208 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
29209 * function.h (struct function): Likewise.
29210 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
29212 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29214 PR tree-optimization/39516
29215 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
29217 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
29219 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
29220 should be set true if BITS_PER_WORD of target is bigger than 32
29222 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
29224 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
29225 Translate -B-options to -rpath-link. Correct existing
29226 rpath-link and conditionalize on !nostdlib.
29228 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29230 * doc/extend.texi (Function Attributes, Variable Attributes):
29232 * doc/invoke.texi (Debugging Options, Optimize Options)
29233 (i386 and x86-64 Options, MCore Options): Likewise.
29235 2009-03-20 Jakub Jelinek <jakub@redhat.com>
29238 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
29239 it for block local namespace aliases.
29240 (gen_decl_die): Pass context_die to gen_namespace_die.
29242 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29245 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
29246 minimum or maximum value.
29248 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
29250 * reginfo.c (globalize_reg): Recompute derived reg sets.
29252 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
29255 * libgcc2.c (mprotect): Do not use signed arguments for
29256 VirtualProtect, use DWORD arguments. Also fix the 'may
29257 be used uninitialized' warning for the np variable.
29259 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29262 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
29263 functions using regparm calling conventions when not optimizing.
29264 (ix86_function_sseregparm): Similarly for sseregparm calling
29267 2009-03-19 Li Feng <nemokingdom@gmail.com>
29269 PR middle-end/39500
29270 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
29271 dependence if the first conflict is after niter iterations.
29273 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
29275 PR middle-end/38609
29276 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
29277 functions with dynamic stack-pointer adjustments.
29279 2009-03-19 Ben Elliston <bje@au.ibm.com>
29281 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
29282 option; change to -msdata=data.
29284 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29286 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
29289 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
29292 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
29294 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
29296 * doc/invoke.texi (Code Gen Options): Expand discussion of
29299 2009-03-18 Jakub Jelinek <jakub@redhat.com>
29301 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
29302 * matrix-reorg.c (struct matrix_info): Likewise.
29303 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
29304 * rtl.h (struct mem_attrs): Likewise.
29305 * df.h (struct df): Likewise.
29306 * tree-data-ref.h (struct data_dependence_relation): Likewise.
29307 * ira-int.h (struct ira_allocno): Likewise.
29308 * df-scan.c (struct df_collection_rec): Likewise.
29309 * ira.c (struct equivalence): Likewise.
29310 * function.c (struct temp_slot): Likewise.
29311 * cfgloop.h (struct loop): Likewise.
29314 * function.c (use_register_for_decl): When not optimizing, disregard
29315 register keyword for variables with types containing methods.
29317 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
29319 PR middle-end/39447
29320 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
29321 (is_simple_operand): Call contains_component_ref_p before calling data
29322 reference analysis that would fail on COMPONENT_REFs.
29324 * tree-vrp.c (search_for_addr_array): Fix formatting.
29326 2009-03-18 Richard Guenther <rguenther@suse.de>
29328 * tree-vect-transform.c (vect_loop_versioning): Fold the
29329 generated comparisons.
29330 * tree-vectorizer.c (set_prologue_iterations): Likewise.
29331 (slpeel_tree_peel_loop_to_edge): Likewise.
29333 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29335 PR middle-end/37805
29336 * opts.c (print_specific_help): In addition to `undocumented',
29337 accept `separate' and `joined' flags if passed alone. Describe
29338 output by the first matched one of those.
29339 (common_handle_option): Skip over empty strings.
29340 * gcc.c (display_help): Fix help string for `--help='.
29341 * doc/invoke.texi (Option Summary, Overall Options): With
29342 `--help=', classes and qualifiers can both be repeated, but
29343 only the latter can be negated. One should not pass only
29344 negated qualifiers. Fix markup and examples.
29347 2008-10-14 Jakub Jelinek <jakub@redhat.com>
29348 PR middle-end/37805
29349 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
29350 and -fhelp=separate.
29352 2009-03-17 Jing Yu <jingyu@google.com>
29354 PR middle-end/39378
29355 * function.h (struct rtl_data): Move is_thunk from here...
29356 (struct function): ...to here.
29357 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
29358 * varasm.c (assemble_start_function): Change is_thunk from crtl to
29360 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
29362 (alpha_does_function_need_gp, alpha_start_function): Likewise.
29363 (alpha_output_function_end_prologue): Likewise.
29364 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
29365 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
29366 (rs6000_output_function_epilogue): Likewise.
29367 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
29369 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
29372 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
29373 from different units in a single alternative.
29374 (*truncdfsf_i387): Ditto.
29375 (*truncxfsf2_mixed): Ditto.
29376 (*truncxfdf2_mixed): Ditto.
29378 2009-03-17 Jakub Jelinek <jakub@redhat.com>
29380 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
29381 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
29384 * tree-ssa-live.c (remove_unused_locals): Don't remove local
29385 unused non-artificial variables when not optimizing.
29388 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
29389 DW_TAG_imported_module even if decl is IMPORTED_DECL with
29390 NAMESPACE_DECL in its DECL_INITIAL.
29392 PR middle-end/39443
29393 * optabs.c (set_user_assembler_libfunc): New function.
29394 * expr.h (set_user_assembler_libfunc): New prototype.
29395 * c-common.c: Include libfuncs.h.
29396 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
29397 for memcmp, memset, memcpy, memmove and abort.
29398 * Makefile.in (c-common.o): Depend on libfuncs.h.
29401 * dwarf2out.c (gen_inlined_enumeration_type_die,
29402 gen_inlined_structure_type_die, gen_inlined_union_type_die,
29403 gen_tagged_type_instantiation_die): Removed.
29404 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
29407 2009-03-17 Janis Johnson <janis187@us.ibm.com>
29410 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
29412 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
29413 (check-parallel-%): Ditto.
29414 (check-consistency): Ditto.
29416 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
29418 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
29419 local variable rhs by NULL_TREE.
29421 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29424 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
29426 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29429 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
29431 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29434 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
29435 for ms->sysv ABI calls only in 64bit mode.
29437 * config/i386/i386.md (untyped_call): Support 32bit.
29439 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
29441 * doc/extend.texi: Replace x86_65 with x86_64.
29443 2009-03-16 Jakub Jelinek <jakub@redhat.com>
29445 PR tree-optimization/39455
29446 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
29447 mismatches for POINTER_TYPE_P (type).
29448 (number_of_iterations_le): Likewise.
29450 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29452 * config/picochip/picochip.c: Removed profiling support.
29453 * config/picochip/picochip.md: Removed profiling instruction.
29454 * config/picochip/picochip.h: Removed profiling builtin.
29456 2009-03-16 Joseph Myers <joseph@codesourcery.com>
29458 * doc/install.texi (--with-host-libstdcxx): Document.
29460 2009-03-14 Anatoly Sokolov <aesok@post.ru>
29463 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
29464 generate a warning if the function name does not begin with
29465 "__vector" and the function has either the 'signal' or 'interrupt'
29466 attribute, from here to ...
29467 (avr_declare_function_name): ...here. New function.
29468 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
29469 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
29471 2009-03-14 Jakub Jelinek <jakub@redhat.com>
29474 * cse.c (fold_rtx): Don't modify original const_arg1 when
29475 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
29476 separate variable instead.
29477 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
29478 from out of range shift counts.
29479 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
29481 2009-03-13 Catherine Moore <clm@codesourcery.com>
29483 * config/i386/x-mingw32 (host-mingw32.o): Replace
29484 diagnostic.h with $(DIAGNOSTIC_H).
29486 2009-03-12 Jakub Jelinek <jakub@redhat.com>
29489 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
29491 * config/i386/sync.md (sync_compare_and_swap<mode>,
29492 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
29493 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
29495 (sync_double_compare_and_swapdi_pic,
29496 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
29497 cmpxchg8b_pic_memory_operand instead of just memory_operand.
29499 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29502 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
29504 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29507 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29508 (avx_addsubv4df3): Likewise.
29509 (*avx_addsubv4sf3): Likewise.
29510 (sse3_addsubv4sf3): Likewise.
29512 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29515 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
29517 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
29520 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
29521 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
29522 registers for allocnos created from user-defined variables.
29524 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29527 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
29528 of non-integer mode as well.
29530 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
29532 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
29533 for functions for which the parameter types are unknown.
29535 2009-03-11 Jakub Jelinek <jakub@redhat.com>
29538 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
29539 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
29540 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
29541 * config/i386/i386.c (ix86_local_alignment): For
29542 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
29543 long long variables on the stack to avoid dynamic realignment.
29544 Allow the first argument to be a decl rather than type.
29545 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
29547 2009-03-11 Nick Clifton <nickc@redhat.com>
29550 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
29552 Add description to mno-lsim option.
29553 * config/mcore/mcore.h: Remove comment about deprecated m4align
29555 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
29556 * doc/invoke.texi: Add description of mno-lsim and
29557 mstack-increment options.
29559 * config/fr30/fr30.opt: Document the -mno-lsim option.
29560 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
29561 and -mno-lsim options.
29563 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29565 * fold-const.c (fold_comparison): Only call fold_inf_compare
29566 if the mode supports infinities.
29568 2009-03-11 Jason Merrill <jason@redhat.com>
29571 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
29572 end already did. Notice GIMPLE_CALL modifications of the result.
29573 Don't copy debug information from an ignored decl or a decl from
29576 2009-03-10 Richard Guenther <rguenther@suse.de>
29577 Nathan Froyd <froydnj@codesourcery.com>
29579 PR middle-end/37850
29580 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
29581 (__divMODE3): Likewise.
29583 2009-03-09 Jakub Jelinek <jakub@redhat.com>
29585 PR tree-optimization/39394
29586 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
29587 DECL_SIZE_UNIT of variable length FIELD_DECLs.
29589 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29591 * recog.c (verfiy_changes): Disallow renaming of hard regs in
29592 inline asms for register asm ("") declarations.
29594 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
29596 * fold-const.c (fold_unary): Fix comment.
29598 2009-03-07 Jan Hubicka <jh@suse.cz>
29601 * tree-inline.c (setup_one_parameter): Do replacement of const
29602 argument by constant in SSA form.
29604 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29606 PR middle-end/38028
29607 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
29608 determine alignment passed to assign_stack_local.
29609 (assign_parms_unsplit_complex): Likewise.
29610 * except.c (sjlj_build_landing_pads): Likewise.
29612 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29614 PR middle-end/39360
29615 * tree-flow.h (add_referenced_var): Return bool instead of void.
29616 * tree-dfa.c (add_referenced_var): Return result of
29617 referenced_var_check_and_insert call.
29618 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
29619 of referenced_var_check_and_insert.
29622 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
29623 (gen_variable_die): Emit DW_AT_location on abstract static variable's
29624 DIE, don't emit it if abstract origin already has it.
29625 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
29626 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
29628 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
29630 * genpreds.c (needs_variable): Fix parentheses at variable name
29632 (write_tm_constrs_h): Indent generated code.
29634 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29636 * doc/extend.texi (Function Attributes): Add documentation
29637 for isr attributes.
29639 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29642 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
29643 take locus from its DECL_SOURCE_LOCATION instead of input_location.
29645 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
29647 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
29650 2009-03-05 Jakub Jelinek <jakub@redhat.com>
29653 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
29654 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
29656 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
29658 * config/i386/i386.md (R8_REG, R9_REG): New constants.
29659 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
29660 constants instead of magic numbers.
29661 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
29663 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
29664 (x86_64_ms_abi_int_parameter_registers): Ditto.
29665 (x86_64_int_return_registers): Ditto.
29666 (ix86_maybe_switch_abi): Ditto.
29667 (ix86_expand_call): Ditto for clobbered_registers array.
29668 (ix86_hard_regno_mode_ok): Ditto.
29669 (x86_extended_QIreg_mentioned_p): Ditto.
29671 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
29673 PR tree-optimization/39349
29674 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
29676 * combine.c (gen_lowpart_for_combine): Use omode when generating
29679 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
29681 PR rtl-optimization/39235
29682 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29684 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29686 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29688 2009-03-04 Richard Guenther <rguenther@suse.de>
29690 PR tree-optimization/39362
29691 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29692 that occur in abnormal PHIs should be varying.
29694 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29696 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29698 (simple_iv): Take loop as an argument instead of statement.
29699 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29700 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29702 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29704 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29705 * matrix-reorg.c (analyze_transpose): Ditto.
29706 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29707 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29708 * tree-predcom.c (ref_at_iteration): Ditto.
29709 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29711 2009-03-04 Richard Guenther <rguenther@suse.de>
29713 PR tree-optimization/39358
29714 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29715 escaped_id and callused_id.
29716 (solve_graph): Likewise.
29718 2009-03-04 Richard Guenther <rguenther@suse.de>
29720 PR tree-optimization/39339
29721 * tree-sra.c (try_instantiate_multiple_fields): Make it
29722 no longer ICE on the above.
29724 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29726 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29727 that fits within Pmode.
29729 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29731 PR middle-end/10109
29732 * tm.texi (LIBCALL_VALUE): Update description.
29734 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29736 PR middle-end/34443
29737 * doc/extend.texi (section): Update description.
29739 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29741 PR middle-end/39345
29742 * tree-inline.c (remapped_type): New.
29743 (can_be_nonlocal): Call remapped_type instead of remap_type.
29745 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29748 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29749 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29751 2009-03-03 Richard Guenther <rguenther@suse.de>
29753 PR middle-end/39272
29754 * tree.c (tree_nonartificial_location): New function.
29755 * tree.h (tree_nonartificial_location): Declare.
29756 * builtins.c (expand_builtin_memory_chk): Provide location
29757 of the call location for artificial function pieces.
29758 (maybe_emit_chk_warning): Likewise.
29759 (maybe_emit_sprintf_chk_warning): Likewise.
29760 (maybe_emit_free_warning): Likewise.
29761 * expr.c (expand_expr_real_1): Likewise.
29763 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29765 PR tree-optimization/39343
29766 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29767 COMPONENT_REF t has ARRAY_TYPE.
29769 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29771 PR middle-end/39335
29772 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29773 when the type precision of the induction variable should be
29774 larger than the type precision of nit.
29775 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29776 * graphite.c (graphite_loop_normal_form): Same.
29777 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29779 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29781 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29782 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29783 numbers to describe clobbered registers.
29784 (*call_value_0_rex64_ms_sysv): Ditto.
29785 * config/i386/mmx.md (mmx_emms): Ditto.
29786 (mmx_femms): Ditto.
29788 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29790 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29793 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29795 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29796 (spu_section_type_flags): New function.
29798 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29800 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29801 reg_class_contents of FLOAT_REGS into a temporary.
29803 2009-03-02 Richard Guenther <rguenther@suse.de>
29804 Ira Rosen <irar@il.ibm.com>
29806 PR tree-optimization/39318
29807 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29808 information to the vectorized statement.
29810 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29812 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29813 variable. Use defined names instead of magic constants for REX SSE
29816 2009-03-01 Richard Guenther <rguenther@suse.de>
29818 PR tree-optimization/39331
29819 * omp-low.c (lower_send_shared_vars): Do not receive new
29820 values for the reference of DECL_BY_REFERENCE parms or results.
29822 2009-03-01 Jan Hubicka <jh@suse.cz>
29825 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29826 BLOCK_NONLOCALIZED_VAR): New macros.
29827 (tree_block): Add nonlocalized_vars.
29828 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29829 gen_decl_die): Add origin argument. Allow generation of die with
29830 origin at hand only.
29831 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29832 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29834 (gen_block_die): Fix checking for unused blocks.
29835 (process_scope_var): Break out from .... ; work with origins only.
29836 (decls_for_scope) ... here; process nonlocalized list.
29837 (dwarf2out_ignore_block): Look for nonlocalized vars.
29838 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29840 (dump_scope_block): Dump them.
29841 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29842 (remap_block): Likewise.
29843 (can_be_nonlocal): New predicate.
29844 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29846 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29848 * configure: Regenerate.
29850 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29852 * optc-gen.awk: No need to duplicate option flags twice.
29853 Reuse help texts for duplicate options which do not have any.
29855 * gcc.c (display_help): Document --version.
29857 * gcc.c (main): If print_help_list and verbose_flag, ensure
29858 driver output comes before subprocess output.
29860 * optc-gen.awk: Assign all remaining fields to help string,
29861 space-separated, for multi-line help in *.opt.
29863 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29864 -Wno-pedantic-ms-format is for MinGW targets only.
29866 * doc/options.texi (Option file format): Fix bad indentation,
29867 restoring dropped sentence.
29869 2009-02-28 Jan Hubicka <jh@suse.cz>
29871 * tree-inline.c (tree_function_versioning): Output debug info.
29873 2009-02-28 Jan Hubicka <jh@suse.cz>
29876 * tree-inline.c (setup_one_parameter): Do not copy propagate
29877 arguments when not optimizing.
29879 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29882 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29883 (avx_addsubv4df3): Likewise.
29884 (*avx_addsubv4sf3): Likewise.
29885 (sse3_addsubv4sf3): Likewise.
29886 (*avx_addsubv2df3): Likewise.
29887 (sse3_addsubv2df3): Likewise.
29888 (avx_unpckhps256): Correct item selectors.
29889 (avx_unpcklps256): Likewise.
29890 (avx_unpckhpd256): Likewise.
29891 (avx_unpcklpd256): Likewise.
29893 2009-02-28 Jan Hubicka <jh@suse.cz>
29895 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29897 (copy_arguments_for_versioning): If var is declared don't declare it.
29898 (tree_function_versioning): First setup substitutions and then copy
29901 2009-02-27 Jan Hubicka <jh@suse.cz>
29904 * cgraph.h (varpool_output_debug_info): Remove.
29905 * cgraphunit.c (varpool_output_debug_info): Remove.
29906 * dwarf2out.c (deferred_locations_struct): New struct
29907 (deferred_locations): New type.
29908 (deferred_locations_list): New static var.
29909 (deffer_location): New function.
29910 (gen_variable_die): Use it.
29911 (decls_for_scope): Output info on local static vars.
29912 (dwarf2out_finish): Process deferred locations.
29913 * varpool.c (varpool_output_debug_info): Remove.
29915 2009-02-27 Jan Hubicka <jh@suse.cz>
29918 * tree.h (TREE_PROTECTED): Fix comment.
29919 (BLOCK_HANDLER_BLOCK): Remove.
29920 (struct tree_block): Remove handler_block add body_block.
29921 (inlined_function_outer_scope_p): New.
29922 (is_body_block): Remove.
29923 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29924 * dwarf2out.c (is_inlined_entry_point): Remove.
29925 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29926 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29928 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29929 * gimplify.c (gimplify_expr): Gimplify body blocks.
29930 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29931 block with multiple subblocks.
29932 (dump_scope_block): Prettier output; dump more flags and info.
29933 (dump_scope_blocks): New.
29934 (remove_unused_locals): Use dump_scope_blocks.
29935 * tree-flow.h (dump_scope_blocks): Declare.
29936 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29937 * stmt.c (is_body_block): Remove.
29938 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29939 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29941 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29943 PR middle-end/39308
29944 * graphite.c (graphite_loop_normal_form): Do not call
29945 number_of_iterations_exit from a gcc_assert.
29947 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29949 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29950 jumps if COND is NULL.
29951 (find_cond_jump): New function.
29952 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29953 * config/s390/s390.md: Remove z10_cobra attribute value.
29955 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29957 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29958 force_const_mem returns NULL_RTX.
29960 2009-02-26 Jan Hubicka <jh@suse.cz>
29963 * cgraph.h (varpool_output_debug_info): Remove.
29964 * cgraphunit.c (varpool_output_debug_info): Remove.
29965 * dwarf2out.c (deferred_locations_struct): New struct
29966 (deferred_locations): New type.
29967 (deferred_locations_list): New static var.
29968 (deffer_location): New function.
29969 (gen_variable_die): Use it.
29970 (decls_for_scope): Output info on local static vars.
29971 (dwarf2out_finish): Process deferred locations.
29972 * varpool.c (varpool_output_debug_info): Remove.
29974 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29976 PR rtl-optimization/39241
29977 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29978 to subreg_offset_representable_p.
29980 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29982 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29983 execute function prototype. Get f and nregs from max_reg_num
29984 and get_insns. Remove the first backward pass as it's dead,
29985 guard the forward pass by flag_expensive_optimizations.
29986 (rest_of_handle_regmove): Delete.
29987 (pass_regmove): Replace it with regmove_optimize.
29989 2009-02-25 Martin Jambor <mjambor@suse.cz>
29991 PR tree-optimization/39259
29992 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29993 calls_alloca function flags.
29994 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29995 calls are detected.
29997 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29999 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
30000 flags_set_1_rtx, flags_set_1_set): Delete.
30001 (regmove_optimize): Do not call mark_flags_life_zones.
30003 2009-02-24 Julian Brown <julian@codesourcery.com>
30006 * config/arm/arm.c (require_pic_register): Only set
30007 cfun->machine->pic_reg once per function.
30009 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
30011 * doc/invoke.texi (Link Options): Document an easier way to pass
30012 options that take arguments to the GNU linker using -Xlinker and -Wl.
30014 2009-02-24 Steve Ellcey <sje@cup.hp.com>
30017 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
30019 2009-02-24 Richard Guenther <rguenther@suse.de>
30022 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
30024 2009-02-24 Richard Guenther <rguenther@suse.de>
30025 Zdenek Dvorak <ook@ucw.cz>
30027 PR tree-optimization/39233
30028 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
30029 from converting them to a generic type.
30031 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
30033 PR tree-optimization/39260
30034 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
30035 contains a condition with a real type.
30036 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
30038 2009-02-23 Jason Merrill <jason@redhat.com>
30041 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
30042 narrowing_initializer_constant_valid_p.
30043 (narrowing_initializer_constant_valid_p): Don't return
30044 null_pointer_node for adding a pointer to itself.
30046 2009-02-23 Jan Hubicka <jh@suse.cz>
30049 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
30052 2009-02-23 Jan Hubicka <jh@suse.cz>
30054 PR tree-optimization/37709
30055 * tree.c (block_ultimate_origin): Move here from dwarf2out.
30056 * tree.h (block_ultimate_origin): Declare.
30057 * dwarf2out.c (block_ultimate_origin): Move to tree.c
30058 * tree-ssa-live.c (remove_unused_scope_block_p):
30059 Eliminate blocks containig no instructions nor live variables nor
30061 (dump_scope_block): New function.
30062 (remove_unused_locals): Enable removal of dead blocks by default;
30063 enable dumping at TDF_DETAILS.
30065 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30067 * config/i386/i386.c (classify_argument): Don't allow COImode
30069 (function_arg_advance_32): Don't allow OImode.
30070 (function_arg_32): Likewise.
30071 (function_value_32): Likewise.
30072 (return_in_memory_32): Likewise.
30073 (function_arg_64): Remove OImode comment.
30075 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30078 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
30079 ix86_expand_vector_set for V4DImode in 64bit mode only.
30080 (ix86_expand_vector_init_one_var): Likewise.
30082 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
30084 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
30086 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30089 * loop-iv.c: Revert last change.
30090 * emit-rtl.c: Likewise.
30092 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30095 * config/i386/i386.c (type_natural_mode): Remove an extra
30096 space in the warning message.
30097 (function_value_32): Handle 32-byte vector modes.
30098 (return_in_memory_32): Likewise.
30100 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30102 * loop-iv.c (truncate_value): New function.
30103 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
30105 (lowpart_subreg): Move to...
30106 * emit-rtl.c: ...here.
30108 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
30110 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
30111 accidental and undocumented change at revision 140860.
30113 2009-02-21 Joseph Myers <joseph@codesourcery.com>
30115 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
30116 take gimple_seq * arguments.
30117 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
30118 types_compatible_p langhook.
30120 2009-02-20 Mark Mitchell <mark@codesourcery.com>
30121 Joseph Myers <joseph@codesourcery.com>
30123 * config/arm/arm.c (arm_builtin_va_list): New function.
30124 (arm_expand_builtin_va_start): Likewise.
30125 (arm_gimplify_va_arg_expr): Likewise.
30126 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
30127 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
30128 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
30129 (va_list_type): New variable.
30130 (arm_mangle_type): Mangle va_list_type appropriately.
30132 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30134 PR middle-end/39157
30135 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
30136 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
30137 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
30138 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
30139 parameter to 1000 for -O1 by default.
30140 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
30142 * loop-invariant.c: Include params.h.
30143 (move_loop_invariants): Don't call move_single_loop_invariants on
30146 2009-02-20 Jaka Mocnik <jaka@xlab.si>
30148 * calls.c (emit_library_call_value_1): Use slot_offset instead of
30149 offset when calculating bounds for indexing stack_usage_map. Fixes
30150 a buffer overflow with certain target setups.
30152 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30155 * calls.c (expand_call): Clear try_tail_call if caller and callee
30156 disagree in promotion of function return value.
30158 2009-02-19 Jakub Jelinek <jakub@redhat.com>
30161 * c-common.c (c_determine_visibility): If visibility changed and
30162 DECL_RTL has been already set, call make_decl_rtl to update symbol
30165 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
30168 * varasm.c (assemble_variable): Don't check DECL_NAME when
30169 globalizing a variable.
30171 2009-02-19 Joseph Myers <joseph@codesourcery.com>
30174 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
30175 expression before any __builtin_trap call.
30176 * c-typeck.c (build_function_call): Convert and check function
30177 arguments before generating a call to a trap. Evaluate the
30178 function arguments before the trap.
30180 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
30183 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
30184 (UNSPEC_FXAM_MEM): New unspec.
30185 (fxam<mode>2_i387_with_temp): New insn and split pattern.
30186 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
30187 memory using fxam<mode>2_i387_with_temp to remove excess precision.
30189 2009-02-19 Richard Guenther <rguenther@suse.de>
30191 PR tree-optimization/39207
30192 PR tree-optimization/39074
30193 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
30194 storedanything_tree): New.
30195 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
30196 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
30197 (build_succ_graph): Add edges from STOREDANYTHING to all
30199 (init_base_vars): Initialize STOREDANYTHING.
30200 (compute_points_to_sets): Free substitution info after
30201 building the succ graph.
30202 (ipa_pta_execute): Likewise.
30204 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
30206 (do_ds_constraint): Do not add to special var or non-pointer
30208 (type_could_have_pointers): Split out from ...
30209 (could_have_pointers): ... here. For arrays use the element type.
30210 (create_variable_info_for): Initialize may_have_pointers.
30211 (new_var_info): Likewise.
30212 (handle_lhs_call): Make the HEAP variable unknown-sized.
30213 (intra_create_variable_infos): Use a type with pointers for
30214 PARM_NOALIAS, make it unknown-sized.
30216 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
30219 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
30221 2009-02-18 Jason Merrill <jason@redhat.com>
30224 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
30225 value if DECL_EXTERNAL.
30226 * tree-sra.c (sra_walk_gimple_assign): Likewise.
30227 * target.h (gcc_target::binds_local_p): Clarify "module".
30228 * tree.h (TREE_PUBLIC): Clarify "module".
30230 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
30233 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
30234 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
30236 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
30239 * c.opt (Wabi): Support C and ObjC.
30242 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
30244 * config/i386/i386.c (classify_argument): Warn once about the ABI
30245 change when passing union with long double.
30247 * doc/invoke.texi: Update -Wabi for warning psABI changes.
30249 2009-02-18 Joseph Myers <joseph@codesourcery.com>
30252 * c-parser.c (c_parser_compound_statement): Always enter and leave
30255 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30258 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
30260 2009-02-18 Jakub Jelinek <jakub@redhat.com>
30262 PR tree-optimization/36922
30263 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
30264 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
30267 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30269 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
30272 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30274 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
30276 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30278 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
30281 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
30282 Richard Sandiford <rdsandiford@googlemail.com>
30284 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
30285 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
30286 (loongson_biadd): ...this.
30288 2009-02-17 Richard Guenther <rguenther@suse.de>
30290 PR tree-optimization/39202
30291 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
30292 a var make sure to follow existing collapses.
30294 2009-02-17 Richard Guenther <rguenther@suse.de>
30296 PR middle-end/39214
30297 * langhooks.c (lhd_print_error_function): Check for NULL block.
30299 2009-02-17 Richard Guenther <rguenther@suse.de>
30301 PR tree-optimization/39204
30302 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
30305 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
30307 * config/soft-fp/double.h: Update from glibc CVS.
30309 2009-02-17 Richard Guenther <rguenther@suse.de>
30311 PR tree-optimization/39207
30312 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
30313 strict-aliasing warnings for pointers pointing to NULL.
30315 2009-02-16 Joseph Myers <joseph@codesourcery.com>
30318 * c-parser.c (c_parser_braced_init): Call pop_init_level when
30319 skipping until next close brace.
30321 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
30324 * config/i386/i386.c (ix86_expand_push): Set memory alignment
30325 to function argument boundary.
30327 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30329 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
30330 in the lea_add. Reload eventually constraints it properly.
30331 * config/picochip/constraints.md: Remove the target constraint
30332 "b", since it is not needed anymore.
30334 2009-02-16 Jakub Jelinek <jakub@redhat.com>
30336 * gthr-dce.h: Uglify function parameter and local variable names.
30337 * gthr-gnat.h: Likewise.
30338 * gthr-mipssde.h: Likewise.
30339 * gthr-nks.h: Likewise.
30340 * gthr-posix95.h: Likewise.
30341 * gthr-posix.h: Likewise.
30342 * gthr-rtems.h: Likewise.
30343 * gthr-single.h: Likewise.
30344 * gthr-solaris.h: Likewise.
30345 * gthr-tpf.h: Likewise.
30346 * gthr-vxworks.h: Likewise.
30347 * gthr-win32.h: Likewise.
30349 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
30352 * config/i386/i386.md: Restrict the new peephole2 to move
30353 between MMX/SSE registers.
30355 2009-02-15 Richard Guenther <rguenther@suse.de>
30358 2009-02-13 Richard Guenther <rguenther@suse.de>
30360 * configure.ac: Enable LFS.
30361 * configure: Re-generate.
30362 * config.in: Likewise.
30364 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30366 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
30367 spu_srqwbyte, spu_srqwbytebc): Define.
30368 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
30369 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
30370 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
30371 "shrqby_<mode>"): New insn-and-split patterns.
30372 * config/spu/spu.c (expand_builtin_args): Determine and return
30373 number of operands using spu_builtin_description data.
30374 (spu_expand_builtin_1): Use it.
30376 2009-02-13 Steve Ellcey <sje@cup.hp.com>
30379 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
30382 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30385 * config/i386/i386.c (override_options): Correct warning
30386 messages for -malign-loops, -malign-jumps and -malign-functions.
30388 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30391 * config/i386/i386.md: Restrict the new peephole2 to move
30392 between the general purpose registers.
30394 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30397 * config/i386/i386.c (type_natural_mode): Add a new argument.
30398 Return the original mode and warn ABI change if vector size is 32byte.
30399 (function_arg_advance): Updated.
30400 (function_arg): Likewise.
30401 (ix86_function_value): Likewise.
30402 (ix86_return_in_memory): Likewise.
30403 (ix86_sol10_return_in_memory): Likewise.
30404 (ix86_gimplify_va_arg): Likewise.
30405 (function_arg_32): Don't warn ABX ABI change here.
30406 (function_arg_64): Likewise.
30408 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
30410 * loop-iv.c (implies_p): In the final case, test that operands 0
30411 of the two comparisons match.
30413 * config/bfin/bfin.c (find_prev_insn_start): New function.
30414 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
30415 (find_next_insn_start): Move.
30417 2009-02-13 Richard Guenther <rguenther@suse.de>
30419 * configure.ac: Enable LFS.
30420 * configure: Re-generate.
30421 * config.in: Likewise.
30423 2009-02-13 Joseph Myers <joseph@codesourcery.com>
30426 * c-parser.c (c_parser_parms_list_declarator): Discard pending
30427 sizes on syntax error after some arguments have been parsed.
30429 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30431 * doc/invoke.texi (-fira): Remove.
30433 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30435 * caller-save.c: Replace regclass.c with reginfo.c in comments.
30436 * recog.c: Likewise.
30439 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
30441 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
30442 (umul_ppmm): Likewise.
30443 (count_leading_zeros): Likewise.
30444 (count_trailing_zeros): Likewise.
30445 (UMUL_TIME): Likewise.
30447 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30449 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
30450 soft-fp/t-softfp to tmake_file.
30452 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
30453 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
30454 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
30455 IA64_BUILTIN_INFQ]: New.
30456 (ia64_init_builtins): Initialize __builtin_infq,
30457 __builtin_fabsq and __builtin_copysignq if not HPUX.
30458 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
30459 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
30461 * config/ia64/lib1funcs.asm (__divtf3): Define only if
30463 (__fixtfti): Likewise.
30464 (__fixunstfti): Likewise.
30465 (__floattitf): Likewise.
30467 * config/ia64/libgcc-glibc.ver: New.
30468 * config/ia64/t-fprules-softfp: Likewise.
30469 * config/ia64/sfp-machine.h: Likewise.
30471 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
30472 (LIBGCC2_TF_CEXT): Likewise.
30473 (TF_SIZE): Likewise.
30474 (TARGET_INIT_LIBFUNCS): Likewise.
30476 * config/ia64/t-glibc (SHLINB_MAPFILES):
30477 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
30479 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30481 * config/i386/i386.c (construct_container): Rewrite processing
30482 BLKmode with X86_64_SSE_CLASS.
30484 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
30487 * config/i386/i386.md: Replace simplify_replace_rtx with
30488 replace_rtx in the new peephole2.
30490 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
30492 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
30493 loop unrolling do not happen at -O2.
30495 2009-02-12 Michael Matz <matz@suse.de>
30497 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
30499 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30501 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
30504 2009-02-12 Ben Elliston <bje@au.ibm.com>
30506 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
30507 patterns when updating the back chain. Missed in the 2009-02-10
30510 2009-02-11 Janis Johnson <janis187@us.ibm.com>
30512 * doc/extend.texi (Decimal Floating Types): Update identifier of
30513 draft TR and list of missing support.
30515 2009-02-11 Jakub Jelinek <jakub@redhat.com>
30517 PR middle-end/39154
30518 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
30519 bit to variable length decl's flags, add it also to its
30520 pointer replacement variable.
30522 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
30523 Jakub Jelinek <jakub@redhat.com>
30526 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
30527 (memory_blockage): New expander.
30528 (*memory_blockage): New insn pattern.
30529 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
30530 instead of general blockage at the end of function prologue when
30531 frame pointer is used to access red zone area. Do not emit blockage
30532 when profiling, it is emitted in generic code.
30533 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
30534 function epilogue when frame pointer is used to access red zone area.
30536 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
30539 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
30540 by arithmetic with memory operands.
30541 * config/i386/predicates.md (commutative_operator): New.
30543 2009-02-10 Janis Johnson <janis187@us.ibm.com>
30545 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
30548 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
30550 * alias.h (record_alias_subset): Declare.
30551 * alias.c (record_alias_subset): Make global.
30553 2009-02-10 Nick Clifton <nickc@redhat.com>
30555 * tree-parloops.c: Change license to GPLv3.
30556 * ipa-struct-reorg.c: Change license to GPLv3.
30557 * ipa-struct-reorg.h: Change license to GPLv3.
30559 2009-02-10 Steve Ellcey <sje@cup.hp.com>
30562 * c-decl.c (start_struct): Return NULL on error.
30564 2009-02-10 Jakub Jelinek <jakub@redhat.com>
30566 PR middle-end/39124
30567 * cfgloopmanip.c (remove_path): Call remove_bbs after
30568 cancel_loop_tree, not before it.
30571 * function.h (struct function): Add has_local_explicit_reg_vars bit.
30572 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
30573 VAR_DECLs were seen.
30574 * tree-ssa-live.c (remove_unused_locals): Recompute
30575 cfun->has_local_explicit_reg_vars.
30576 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
30577 copies or clearings if cfun->has_local_explicit_reg_vars.
30579 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
30582 * config/i386/i386.c (expand_prologue): Emit blockage at the end
30583 of function prologue when frame pointer is used to access
30586 2009-02-10 Richard Guenther <rguenther@suse.de>
30588 PR middle-end/39127
30589 * gimplify.c (gimple_regimplify_operands): Always look if
30590 we need to create a temporary.
30592 2009-02-10 Richard Guenther <rguenther@suse.de>
30594 PR tree-optimization/39132
30595 * tree-loop-distribution.c (todo): New global var.
30596 (generate_memset_zero): Trigger TODO_rebuild_alias.
30597 (tree_loop_distribution): Return todo.
30599 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
30602 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
30603 (x86_64_reg_class_name): Removed.
30604 (classify_argument): Return 0 if bytes > 32. Return 0 if the
30605 first one isn't X86_64_SSE_CLASS or any other ones aren't
30606 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
30607 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
30608 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
30609 and 3 X86_64_SSEUP_CLASS.
30610 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
30611 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
30613 2009-02-10 Ben Elliston <bje@au.ibm.com>
30615 * config/rs6000/rs6000.md (allocate_stack): Always use an update
30616 form instruction to update the stack back chain word, even if the
30617 user has disabled the generation of update instructions.
30618 (movdi_<mode>_update_stack): New.
30619 (movsi_update_stack): Likewise.
30620 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
30621 always use an update form instruction to update the stack back
30624 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
30626 PR middle-end/38953
30627 * graphite.c (if_region_set_false_region): After moving a region in
30628 the false branch of a condition, remove the empty dummy basic block.
30629 (gloog): Remove wrong fix for PR38953.
30631 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30633 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
30634 generation due to implicit sign extension.
30636 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
30638 PR middle-end/38981
30639 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
30640 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
30642 2009-02-09 Richard Guenther <rguenther@suse.de>
30644 PR middle-end/35202
30645 * convert.c (convert_to_real): Disable (float)fn((double)x)
30646 to fnf(x) conversion if errno differences may occur and
30647 -fmath-errno is set.
30649 2009-02-07 Anatoly Sokolov <aesok@post.ru>
30651 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
30652 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30653 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
30655 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30658 * c-common.c (handle_alias_attribute): Disallow attribute for
30659 anything not a FUNCTION_DECL or VAR_DECL.
30661 2009-02-06 Janis Johnson <janis187@us.ibm.com>
30664 * real.c (do_compare): Special-case compare of zero against
30665 decimal float value.
30667 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30670 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
30671 as indicating flexible array members unless the field itself is
30672 being declarared as the incomplete array.
30674 2009-02-06 Jan Hubicka <jh@suse.cz>
30676 PR tree-optimization/38844
30677 * ipa-inline.c (try_inline): Stop inlining recursion when edge
30678 is already inlined.
30680 2009-02-06 Richard Guenther <rguenther@suse.de>
30682 PR middle-end/38977
30683 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30684 fork because we may expand it as __gcov_fork.
30686 2009-02-06 Nick Clifton <nickc@redhat.com>
30688 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30690 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30692 PR tree-optimization/35659
30693 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30694 vn_phi_eq): Shortcut if hashcode does not match.
30695 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30697 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30698 and avoid iterative_hash_expr.
30699 (FOR_EACH_VALUE_ID_IN_SET): New.
30700 (value_id_compare): Remove.
30701 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30702 sort expressions by value id.
30704 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30707 * config/sh/predicates.md (general_movsrc_operand): Don't check
30708 the subreg of system registers here.
30710 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30713 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30714 on the copied decl.
30716 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30718 PR rtl-optimization/39110
30719 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30720 addresses, not aligned ones.
30722 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30723 Richard Guenther <rguenther@suse.de>
30725 PR tree-optimization/39100
30726 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30727 comment says and add edges.
30729 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30732 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30733 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30735 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30737 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30738 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30739 register_bb_in_sese, new_sese, free_sese): Moved.
30740 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30741 outermost_loop_in_scop, build_scop_iteration_domain,
30742 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30743 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30744 Use loop_in_sese_p instead of loop_in_scop_p.
30745 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30746 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30747 (scopdet_basic_block_info): Fix bug in scop detection.
30748 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30749 eq_loop_to_cloog_loop): Remove.
30750 (nb_loops_around_loop_in_scop, nb_loop
30751 ref_nb_loops): Moved here...
30752 * graphite.h (ref_nb_loops): ... from here.
30753 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30754 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30755 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30757 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30758 Hans-Peter Nilsson <hp@axis.com>
30760 PR rtl-optimization/37889
30761 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30762 Move offset handling from PLUS to before the switch. Use new
30763 arguments when considering SYMBOL_REFs too.
30764 (rtx_addr_can_trap_p): Pass dummy offset and size.
30765 (enum may_trap_p_flags): Remove.
30766 (may_trap_p_1): Pass size from MEM_SIZE.
30768 PR rtl-optimization/38921
30769 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30770 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30771 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30772 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30774 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30776 AVX Programming Reference (January, 2009)
30777 * config/i386/sse.md (*vpclmulqdq): New.
30779 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30781 PR tree-optimization/38977
30782 PR gcov-profile/38292
30783 * calls.c (special_function_p): Disregard __builtin_ prefix.
30785 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30787 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30788 non-indexable addresses even before reload.
30790 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30793 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30794 as having variable size. Do not give an error for unnamed
30795 parameters with [*] declarators. Give a warning for type names
30796 with [*] declarators and mark them as variable size.
30797 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30798 for sizeof applied to [*] type names.
30800 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30803 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30805 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30807 * gcc.c (process_command): Update copyright notice dates.
30808 * gcov.c (print_version): Likewise.
30809 * gcov-dump.c (print_version): Likewise.
30810 * mips-tfile.c (main): Likewise.
30811 * mips-tdump.c (main): Likewise.
30813 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30816 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30817 for composite type involving a zero-length array type.
30819 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30822 * function.c (match_asm_constraints_1): Skip over
30823 initial optional % in the constraint.
30825 PR inline-asm/39059
30826 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30827 supported, don't accept FIXED_CSTs.
30828 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30829 and _Sat is used without _Fract/_Accum. Set specs->type to
30830 integer_type_node for cts_fract/cts_accum if fixed point is not
30833 2009-02-02 Catherine Moore <clm@codesourcery.com>
30835 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30837 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30839 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30840 (ABI_HAS_64BIT_SYMBOLS): Use it.
30841 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30843 2009-02-02 Paul Brook <paul@codesourcery.com>
30845 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30847 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30849 PR inline-asm/39058
30850 * recog.h (asm_operand_ok): Add constraints argument.
30851 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30852 recurse on matching constraint.
30853 (check_asm_operands): Pass constraints as 3rd argument to
30854 asm_operand_ok. Don't look up matching constraint here.
30855 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30858 2009-02-02 Ben Elliston <bje@au.ibm.com>
30860 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30861 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30863 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30865 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30866 information. Remove some obsolete information. Reorganize.
30868 * config/pa/fptr.c: Revert license to GPL 2.
30869 * config/pa/milli64.S: Likewise.
30871 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30874 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30875 LIBRARY name in, instead of hard-coding it.
30876 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30877 extra target make frag to tmake_files according to EH model.
30878 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30879 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30880 frags that define makefile variable EH_MODEL appropriately.
30881 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30882 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30883 to "-sjlj" according to type of EH configured.
30884 (LIBGCC_SONAME): Concatenate it to shared library base name.
30885 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30886 to "_sjlj" according to type of EH configured.
30887 (LIBGCC_SONAME): Concatenate it to shared library base name.
30888 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30889 (SHLIB_LINK): Add missing semicolon to if-else construct.
30890 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30891 string value of "pe_dll" command-line option.
30892 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30893 (SHLIB_SONAME): Use it when overriding t-cygming default.
30894 (SHLIB_IMPLIB): Override t-cygming default.
30895 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30896 string value of "pe_dll" command-line option.
30898 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30901 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30902 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30904 2009-01-31 Richard Guenther <rguenther@suse.de>
30906 PR tree-optimization/38937
30907 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30908 computing the transitive closure.
30910 2009-01-30 Richard Guenther <rguenther@suse.de>
30912 PR tree-optimization/39041
30913 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30914 Propagate variable indices only if the types match for this stmt.
30916 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30919 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30920 inline but never defined.
30922 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30924 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30925 (*insv_h_di_reg_extimm): New insn.
30926 (*insv_l<mode>_reg_extimm): New insn.
30928 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30930 * config/picochip/picochip.c (flag_conserve_stack): set
30931 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30932 fconserve-stack. Reduce call-overhead used by inliner.
30934 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30937 * common.opt (flag_conserve_stack): Initialised to zero.
30939 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30942 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30943 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30946 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30948 * ira-color.c (allocno_reload_assign): Update comments.
30949 * regmove.c (regmove_optimize): Likewise.
30953 2009-01-29 Robert Millan <rmh@aybabtu.com>
30955 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30956 * config/i386/kopensolaris-gnu.h: New file. Undefine
30957 `MD_UNWIND_SUPPORT'.
30958 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30960 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30962 PR tree-optimization/39007
30963 * tree-loop-distribution.c (generate_builtin): Use
30964 recompute_dominator to compute the immediate dominator of the
30965 basic block just after the loop.
30967 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30969 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30970 (ASM_OUTPUT_DWARF_PCREL): Define.
30972 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30974 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30975 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30976 global. Modify entries about regmove and IRA.
30978 * ra-conflict.c: Remove the file.
30980 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30982 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30983 (pass_regclass_init): Rename to pass_reginfo_init.
30985 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30987 * toplev.h (flag_ira): Remove.
30989 * caller-save.c (setup_save_areas): Remove flag_ira.
30991 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30993 * global.c: Remove the file.
30995 * opts.c (decode_options): Remove flag_ira.
30997 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30999 * regmove.c: Modify file description.
31000 (find_use_as_address, try_auto_increment): Define them only if
31001 AUTO_INC_DEC is defined.
31002 (replacement_quality, replace_in_call_usage, fixup_match_1,
31003 stable_and_no_regs_but_for_p): Remove.
31004 (reg_set_in_bb): Make it static.
31005 (regmove_optimize): Remove flag_ira and code which worked for
31008 * local-alloc.c: Remove the file.
31010 * common.opt (fira): Remove.
31012 * ira.c: Include except.h.
31013 (eliminable_regset): Move from global.c.
31014 (mark_elimination): Ditto. Remove flag_ira.
31015 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
31016 equiv_mem_modified, validate_equiv_mem_from_store,
31017 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
31018 contains_replace_regs, memref_referenced_p, memref_used_between_p,
31019 no_equiv, recorded_label_ref): Move from local-alloc.c.
31020 (update_equiv_regs): Ditto. Make it static.
31021 (print_insn_chain, print_insn_chains): Move it from global.c.
31022 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
31023 (build_insn_chain): Ditto. Make it static.
31024 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
31025 Rename to init_live_subregs.
31026 (gate_ira): Remove flag_ira.
31028 * regclass.c: Rename reginfo.c. Change file description.
31029 (FORBIDDEN_INC_DEC_CLASSES): Remove.
31030 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
31031 (init_reg_sets_1): Remove code for evaluation of
31032 reg_class_superclasses and losing_caller_save_reg_set.
31033 (init_regs): Remove init_reg_autoinc.
31034 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
31035 ok_for_base_p_nonstrict): Remove.
31036 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
31037 (pass_regclass_init): Rename to pass_reginfo_init. Modify
31038 corresponding entries.
31039 (dump_regclass, record_operand_costs, scan_one_insn,
31040 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
31041 record_address_regs, auto_inc_dec_reg_p): Remove.
31042 (gt-regclass.h): Rename to gt-reginfo.h.
31044 * rtl.h (dump_global_regs, retry_global_alloc,
31045 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
31047 * Makefile.in (RA_H): Remove.
31048 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
31049 Rename regclass.o to reginfo.o.
31050 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
31052 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
31053 (GTFILES): Rename regclass.c to reginfo.c.
31055 * passes.c (init_optimization_passes): Remove pass_local_alloc and
31056 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
31058 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31059 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
31061 (finish_spills): Ditto. Remove code for !flag_ira.
31063 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
31065 PR middle-end/35854
31066 * doc/invoke.texi (rtl debug options): Complete rewrite.
31067 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
31069 * mode-switching.c (pass_mode_switching): Rename pass from
31070 "mode-sw" to "mode_sw".
31071 * except.c (pass_convert_to_eh_ranges): Rename pass from
31072 "eh-ranges" to "eh_ranges".
31073 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
31077 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
31078 Alexander Monakov <amonakov@ispras.ru>
31080 PR middle-end/38857
31081 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
31083 (move_exprs_to_boundary): Change return type and pass through
31084 should_move from move_op. Relax assert. Update usage ...
31085 (schedule_expr_on_boundary): ... here. Use should_move instead of
31087 (move_op_orig_expr_found): Indicate that insn was disconnected from
31089 (code_motion_process_successors): Do not call after_merge_succs
31090 callback if original expression was not found when traversing any of
31092 (code_motion_path_driver): Change return type. Update prototype.
31093 (move_op): Update comment. Add a new parameter (should_move). Update
31094 prototype. Set *should_move based on indication provided by
31095 move_op_orig_expr_found.
31097 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
31099 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
31100 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
31101 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
31102 * config/rs6000/rs6000.c (rs6000_override_options): Default
31103 avoid-indexed-addresses on for Power6, off for everything else.
31104 (avoiding_indexed_address_p): New function.
31105 (rs6000_legitimize_address): Use it.
31106 (rs6000_legitimate_address): Likewise.
31107 * config/rs6000/rs6000.md (movXX_updateX): Likewise
31109 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
31111 PR tree-optimization/38997
31112 * tree-loop-distribution.c (generate_memset_zero): Use
31113 POINTER_PLUS_EXPR for a pointer addition.
31115 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
31117 * config/s390/s390.md (bswap<mode>2): New pattern added.
31119 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31121 * config/s390/s390.md (*tls_load_31): Added type attribute.
31123 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31125 * config/s390/s390.md: Fix a few comments.
31127 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31129 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
31130 (*tm<mode>_full): Fixed z10prop attribute.
31131 (*tst<mode>_extimm): Fixed z10prop attribute.
31132 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
31133 (*tstqiCCT_cconly): Fixed z10prop attribute.
31134 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
31135 (*movsi_larl): Fixed z10prop attribute.
31136 (*movsi_zarch): Fixed z10prop attribute.
31137 (*movsi_eas): Fixed z10prop attribute.
31138 (*movhi): Fixed z10prop attribute.
31139 (*movqi): Fixed z10prop attribute.
31140 (*movstrictqi): Fixed z10prop attribute.
31141 (*mov<mode>): Fixed z10prop attribute.
31142 (*movcc): Fixed z10prop attribute.
31143 (*sethighpartdi_64): Fixed z10prop attribute.
31144 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
31145 (*negdi2_sign_cc): Fixed z10prop attribute.
31146 (*negdi2_sign): Fixed z10prop attribute.
31147 (*absdi2_sign_cc): Fixed z10prop attribute.
31148 (*absdi2_sign): Fixed z10prop attribute.
31149 (*negabsdi2_sign_cc): Fixed z10prop attribute.
31150 (*negabsdi2_sign): Fixed z10prop attribute.
31151 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
31152 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
31153 (doloop_si64): Fixed z10prop attribute.
31154 (doloop_si31): Fixed z10prop attribute.
31155 (doloop_long): Fixed z10prop attribute.
31156 (indirect_jump): Fixed z10prop attribute.
31157 (nop): Fixed z10prop attribute.
31158 (main_base_64): Fixed z10prop attribute.
31159 (reload_base_64): Fixed z10prop attribute.
31161 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31163 PR rtl-optimization/38740
31164 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
31166 * config/mips/mips.c (mips_reorg): Likewise.
31168 2009-01-28 Richard Guenther <rguenther@suse.de>
31170 PR tree-optimization/38926
31171 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
31172 with the correct value id to a value.
31173 (do_regular_insertion): Use the value number of edoubleprime
31174 for the value number of the expr.
31177 2008-08-21 Richard Guenther <rguenther@suse.de>
31179 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
31180 a PHI ask VN if it is already available.
31181 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
31182 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
31184 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31186 PR middle-end/38934
31187 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
31188 set to varying whenever max has TREE_OVERFLOW set, similarly
31189 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
31191 2009-01-28 Richard Guenther <rguenther@suse.de>
31193 PR middle-end/38908
31194 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
31195 uninitialized aggregate uses in call arguments.
31197 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
31199 PR tree-optimization/38984
31200 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
31201 the nothing_id variable if -fno-delete-null-pointer-checks.
31203 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
31206 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
31207 (set_got_offset_rex64): Ditto.
31209 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
31212 * doc/extend.texi: Improve local variable with asm reg.
31214 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
31216 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
31217 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
31218 was not supplied then set warn_packed_bitfield_compat to the
31219 default value of 1.
31220 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
31223 2009-01-27 Richard Guenther <rguenther@suse.de>
31225 PR tree-optimization/38503
31226 * cfgexpand.c (expand_gimple_basic_block): Ignore
31227 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
31228 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
31229 variables that cannot have TBAA applied.
31230 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
31233 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
31235 PR middle-end/38969
31236 * calls.c (initialize_argument_information): Do not wrap complex
31237 arguments in SAVE_EXPR.
31239 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
31241 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
31242 (INSTALL_LIBGCC): Revert typo commit.
31244 2009-01-26 Richard Guenther <rguenther@suse.de>
31246 PR tree-optimization/38745
31247 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
31248 from special handling.
31250 2009-01-26 Richard Guenther <rguenther@suse.de>
31252 PR tree-optimization/38745
31253 * tree-ssa.c (execute_update_addresses_taken): Do not include
31254 variables that cannot possibly be a register in not_reg_needs.
31255 Do not clear TREE_ADDRESSABLE on vars that may not become
31257 * tree-ssa.c (update_alias_info_1): Include those in the set
31258 of addressable vars.
31260 2009-01-26 Richard Guenther <rguenther@suse.de>
31262 PR middle-end/38851
31263 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
31264 * tree-ssa-dse.c: Include langhooks.h
31265 (execute_simple_dse): Remove stores with zero size.
31267 2009-01-24 Jakub Jelinek <jakub@redhat.com>
31270 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
31273 2009-01-24 Julian Brown <julian@codesourcery.com>
31275 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
31276 config/arm/linux-atomic.c.
31277 * config/arm/linux-atomic.c: New.
31279 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
31281 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
31282 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
31283 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
31285 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
31288 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
31291 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
31293 PR tree-optimization/38953
31294 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
31295 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
31296 (gloog): Split the exit of the scop when the scop exit is a loop exit.
31297 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
31300 2009-01-24 Paul Brook <paul@codesourcery.com>
31302 * config/arm/neon.md (neon_type): Move to arm.md.
31303 (neon_mov<VSTRUCT>): Add neon_type attribute.
31304 * config/arm/arm.md (neon_type): Move to here.
31305 (conds): Add "unconditioal" and use as default for NEON insns.
31307 2009-01-24 Ben Elliston <bje@au.ibm.com>
31309 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
31310 void *' warning from -Wc++-compat.
31311 * Makefile.in (dominance.o-warn): Remove.
31313 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
31315 PR tree-optimization/38932
31316 * fold-const.c (fold_unary_ignore_overflow): New.
31317 * tree.h (fold_unary_ignore_overflow): Declare.
31318 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
31319 * tree-ssa-sccvn.c (visit_reference_op_load,
31320 simplify_unary_expression): Likewise.
31322 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
31324 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
31325 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
31326 regardless of their type.
31327 * c-common.c (handle_packed_attribute): Don't ignore packed on
31329 * c.opt (Wpacked-bitfield-compat): New warning option.
31330 * stor-layout.c (place_field): Warn if offset of a field changed.
31331 * doc/extend.texi (packed): Mention the ABI change.
31332 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
31333 (Warning Options): Add it to the list.
31335 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
31337 * c-opts.c (c_common_post_options): Fix a typo in comments.
31339 2009-01-22 Steve Ellcey <sje@cup.hp.com>
31341 PR middle-end/38615
31342 * gimplify.c (gimplify_init_constructor): Fix promotion of const
31343 variables to static.
31344 * doc/invoke.texi (-fmerge-all-constants): Update description.
31346 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
31349 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
31350 (*movdi_1_rex64): Use type "mmx" for alternative 5.
31352 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
31354 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
31356 (LOCAL_ALIGNMENT): Similarly.
31358 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31359 Joseph Myers <joseph@codesourcery.com>
31361 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
31362 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
31363 * config/arm/arm-tune.md: Regenerate.
31364 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
31367 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31369 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
31370 version number to five.
31372 2009-01-22 Dodji Seketeli <dodji@redhat.com>
31375 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
31376 * c-common.c (set_underlying_type): Likewise.
31377 (is_typedef_decl ): Likewise
31379 (set_underlying_type): Likewise.
31380 (is_typedef_type): Likewise.
31382 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
31384 PR middle-end/38587
31385 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
31388 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
31391 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
31392 (LIBGCC_SPEC): Don't define.
31393 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
31395 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
31397 PR rtl-optimization/38879
31398 * alias.c (base_alias_check): Unaligned access via AND address can
31399 alias all surrounding object types except those with sizes equal
31400 or wider than the size of unaligned access.
31402 2009-01-21 Dodji Seketeli <dodji@redhat.com>
31405 * c-decl.c (clone_underlying_type): Move this ...
31406 * c-common.c (set_underlying_type): ... here.
31407 Also, make sure the function properly sets TYPE_STUB_DECL() on
31408 the newly created typedef variant type.
31409 (is_typedef_decl ): New entry point.
31410 * tree.h: Added a new member member_types_needing_access_check to
31411 struct tree_decl_non_common.
31412 (set_underlying_type): New entry point.
31413 (is_typedef_type): Likewise.
31415 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
31417 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
31418 Check whether two instructions have memory references that
31419 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
31420 are helper functions for traversing.
31421 * alias.h (insn_alias_sets_confilict_p): New prototypes.
31422 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
31423 not to draw dependency edge for instructions with non-conflicting
31426 2009-01-20 Joseph Myers <joseph@codesourcery.com>
31429 * longlong.h: Update copyright years. Use soft-fp license notice.
31430 Sync __clz_tab declaration with glibc.
31432 2009-01-20 Steve Ellcey <sje@cup.hp.com>
31435 * doc/extend.texi (syscall_linkage): New.
31436 (version_id): Modify.
31438 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
31439 Richard Guenther <rguenther@suse.de>
31441 PR tree-optimization/38747
31442 PR tree-optimization/38748
31443 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
31444 conversion if the base address is an indirect reference and the
31445 aliasing sets could cause issues.
31447 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31449 * common.opt (fgraphite, fgraphite-identity): Add comment for
31450 explaining why these options are not documented.
31452 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31454 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
31455 gimple_call_lhs is NULL.
31457 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
31460 * emit-rtl.c (adjust_address_1): Make sure memref is never
31463 2009-01-20 Ben Elliston <bje@au.ibm.com>
31465 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31466 const qualifier from arg parameter. Remove unnecessary cast to char *.
31467 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31468 const qualifier from arg 2.
31470 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
31472 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
31474 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
31477 * rtl.h (reinit_regs): New prototype.
31478 * regclass.c: Include ira.h.
31479 (reinit_regs): New.
31480 * Makefile.in (regclass.o): Add ira.h.
31481 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
31483 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
31486 * c-common.c (handle_aligned_attribute): Use
31487 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
31488 default alignment value.
31490 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
31492 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
31493 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
31495 * doc/extend.texi: Update __attribute__ ((aligned)). Document
31496 __BIGGEST_ALIGNMENT__.
31498 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
31500 2009-01-18 Richard Guenther <rguenther@suse.de>
31502 PR tree-optimization/38819
31503 * tree-flow.h (operation_could_trap_helper_p): Declare.
31504 * tree-eh.c (operation_could_trap_helper_p): Export.
31505 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
31506 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
31507 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
31508 are about to insert a possibly trapping instruction and fail
31511 2009-01-18 Andreas Schwab <schwab@suse.de>
31513 * doc/install.texi (Configuration): Remove obsolete paragraph
31514 about use of --with-gnu-ld with --with-gnu-as.
31516 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
31518 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
31519 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
31520 Follow spelling conventions.
31522 2009-01-18 Ben Elliston <bje@au.ibm.com>
31524 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
31525 C++ warning about implicit conversion from void * to struct
31527 (bitmap_obstack_free): Likewise for bitmap_element *.
31528 * Makefile.in (bitmap.o-warn): Remove.
31530 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
31532 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
31534 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
31535 Tobias Grosser <tobi.grosser@amd.com>
31537 * graphite.c (graphite_trans_scop_block): Do not block single
31540 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
31542 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
31543 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
31544 test with assertion.
31546 2009-01-16 Richard Guenther <rguenther@suse.de>
31548 PR tree-optimization/38835
31549 PR middle-end/36227
31550 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
31551 and INT + PTR -> (INT)(PTR p+ INT) folding.
31552 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
31554 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
31557 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
31558 the subreg from a lowpart subreg if it is also casting the value.
31560 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31561 Tobias Grosser <tobi.grosser@amd.com>
31563 * graphite.c (compare_prefix_loops): New.
31564 (build_scop_canonical_schedules): Rewritten.
31565 (graphite_transform_loops): Move build_scop_canonical_schedules
31566 after build_scop_iteration_domain.
31568 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31569 Tobias Grosser <tobi.grosser@amd.com>
31571 * graphite.c (add_conditions_to_domain): Add the loops to
31572 the dimension of the iteration domain. Do copy the domain
31573 only when it exists.
31574 (build_scop_conditions_1): Do not call add_conditions_to_domain.
31575 (add_conditions_to_constraints): New.
31576 (can_generate_code_stmt, can_generate_code): Removed.
31577 (gloog): Do not call can_generate_code.
31578 (graphite_transform_loops): Call add_conditions_to_constraints
31579 after building the iteration domain.
31581 2009-01-16 Jakub Jelinek <jakub@redhat.com>
31583 PR tree-optimization/38789
31584 * tree-ssa-threadedge.c
31585 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
31586 __builtin_constant_p.
31588 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
31590 * dce.c (delete_unmarked_insns): Reversed the order that insns are
31591 examined before deleting them.
31593 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
31595 * function.c (aggregate_value_p): Correctly extract the function
31596 type from CALL_EXPR_FN lookup.
31598 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31600 * config/picochip/picochip.c (picochip_override_options): Revert
31601 CFI asm flag disable commited previously.
31603 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
31604 Tobias Grosser <tobi.grosser@amd.com>
31605 Jan Sjodin <jan.sjodin@amd.com>
31607 * graphite.c (scan_tree_for_params): On substractions negate
31608 all the coefficients of the term.
31609 (clast_to_gcc_expression_red): New. Handle reduction expressions
31610 of more than two operands.
31611 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
31612 (get_vdef_before_scop): Handle also the case of default definitions.
31614 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
31616 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
31617 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
31618 Also use them when walking CALL_INSN_FUNCTION_USAGE.
31620 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
31621 Joey Ye <joey.ye@intel.com>
31623 PR middle-end/37843
31624 * cfgexpand.c (expand_stack_alignment): Don't update stack
31625 boundary nor check incoming stack boundary here.
31626 (gimple_expand_cfg): Update stack boundary and check incoming
31627 stack boundary here.
31629 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
31631 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
31633 2009-01-14 Jakub Jelinek <jakub@redhat.com>
31635 PR rtl-optimization/38245
31636 * calls.c (expand_call): Add stack arguments to
31637 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31638 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
31639 in regs and partially in memory or BLKmode arguments.
31640 (emit_library_call_value_1): Add stack arguments to
31641 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31642 ACCUMULATE_OUTGOING_ARGS).
31643 * dce.c: Include tm_p.h.
31644 (find_call_stack_args): New function.
31645 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
31647 (mark_insn): Call find_call_stack_args for CALL_Ps.
31648 (prescan_insns_for_dce): Walk insns backwards in bb rather than
31649 forwards. Allocate and free arg_stores bitmap if needed, pass it
31650 down to deletable_insn_p, don't mark stores set in arg_stores
31651 bitmap, clear the bitmap at the beginning of each bb.
31652 * Makefile.in (dce.o): Depend on $(TM_P_H).
31654 2009-01-14 Michael Meissner <gnu@the-meissners.org>
31657 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
31658 to make sure the insn is a conditional test (bug 22599). Reformat a
31661 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
31663 PR middle-end/38431
31664 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
31665 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
31666 (gloog): Do not call cleanup_tree_cfg.
31667 (graphite_transform_loops): Call cleanup_tree_cfg after all
31668 scops have been code generated.
31670 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
31671 * doc/gty.texi (Invoking the garbage collector): Added new node
31672 and section documenting ggc_collect.
31674 2009-01-14 Richard Guenther <rguenther@suse.de>
31676 PR tree-optimization/38826
31677 PR middle-end/38477
31678 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
31679 initialization notes only if we actually emitted a warning.
31680 (intra_create_variable_infos): Add constraints for a result decl
31681 that is passed by hidden reference.
31682 (build_pred_graph): Mark all related variables non-direct on
31685 2009-01-14 Nick Clifton <nickc@redhat.com>
31687 * ira-conflicts.c: Include addresses.h for the definition of
31689 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31690 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31692 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31695 * Makefile.in (ira-lives.o): Add except.h.
31697 * ira-lives.c: Include except.h.
31698 (process_bb_node_lives): Process can_throw_internal.
31700 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31702 PR rtl-optimization/38774
31703 * combine.c (simplify_set): When undoing cc_use change, don't do
31704 PUT_CODE on the newly created comparison, but instead put back the
31707 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31709 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31710 values. Remove duplicate arm8 entry.
31712 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31714 PR tree-optimization/38786
31715 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31716 the SSA_NAME case of expand_scalar_variables_expr.
31717 Set the type of an expression to the type of its assign statement.
31718 (expand_scalar_variables_expr): Also gather the scalar computation
31719 used to index the memory access. Do not pass loop_p.
31720 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31721 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31722 the gimple_stmt_iterator where it inserts new code.
31723 Do not pass loop_p.
31724 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31725 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31727 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31729 * graphite.h (debug_value): Removed.
31730 * graphite.c (debug_value): Removed.
31732 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31734 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31735 ldrd/strd with two 32-bit instructions.
31737 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31739 * config/arm/arm.c (struct processors): Pass for speed down into
31740 cost helper functions.
31741 (const_ok_for_op): Handle COMPARE and inequality nodes.
31742 (arm_rtx_costs_1): Rewrite.
31743 (arm_size_rtx_costs): Update prototype.
31744 (arm_rtx_costs): Pass speed down to helper functions.
31745 (arm_slowmul_rtx_costs): Rework cost calculations.
31746 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31747 (arm_9e_rtx_costs): Likewise.
31749 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31751 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31752 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31753 (alpha_legitimize_address): Do not split local symbols wider than
31754 UNITS_PER_WORD into HIGH/LO_SUM parts.
31756 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31759 * gcc.c (process_command): Replace call to execvp with calls
31760 to pex_one and exit.
31762 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31765 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31766 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31767 variant for devices with 3-byte PC.
31768 (__tablejump_elpm__): New.
31770 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31773 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31774 offsetof member-designator, handle it as `[0].'.
31776 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31778 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31779 function when not using named sections on targets with named sections
31780 if branch distance is less than 262132.
31782 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31784 * combine.c (combine_instructions): Recompute
31785 optimize_this_for_speed_p for each BB in the main combine loop.
31787 2009-01-12 Tomas Bily <tbily@suse.cz>
31790 * tree-loop-distribution.c (prop_phis): New function.
31791 (generate_builtin): Call prop_phis.
31793 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31795 PR tree-optimization/38807
31796 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31797 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31799 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31801 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31802 subreg of op0 to the original op0.
31804 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31806 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31808 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31811 * mips-tfile.c (parse_def): Fix parsing of def strings
31812 starting with digits.
31814 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31817 * config/arm/arm.c (arm_is_long_call_p): Don't call
31818 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31820 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31822 * regrename.c (regrename_optimize): Fix dumping.
31823 (find_oldest_value_reg): Preserve REG_POINTER.
31824 (copy_hardreg_forward_1): Likewise.
31826 2009-01-09 Diego Novillo <dnovillo@google.com>
31828 * gimple.h (struct gimple_statement_base) <uid>: Document
31829 the restrictions on its use.
31830 (gimple_uid): Tidy.
31831 (gimple_set_uid): Tidy.
31833 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31835 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31836 zero guard even if align_bytes != 0 and count is smaller than
31839 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31841 PR rtl-optimization/38495
31842 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31843 (add_range_and_copies_from_move_list): Print all added ranges.
31844 Add ranges to memory optimized destination.
31846 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31850 * config/i386/i386.c (override_options): Reject
31851 -mstringop-strategy=rep_8byte with -m32.
31852 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31853 to 1. Do count comparison against epilogue_size_needed at compile
31854 time even when count_exp was constant forced into register. For
31855 size_needed don't jump to epilogue, instead just avoid aligning
31856 and invoke the body algorithm. If need_zero_guard, add zero guard
31857 even if count is non-zero, but smaller than size_needed + number of
31858 bytes that could be stored for alignment.
31859 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31860 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31861 but smaller than size_needed + number of bytes that could be stored
31862 for alignment. Compare size_needed with epilogue_size_needed instead
31863 of desired_align - align, don't adjust size_needed, pass
31864 epilogue_size_needed to the epilogue expanders.
31867 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31869 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31871 * pa.c (last_address): Change to unsigned.
31872 (update_total_code_bytes): Change argument to unsigned. Don't
31873 check if insn addresses are set.
31874 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31875 addresses are not set.
31876 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31878 2009-01-09 Nick Clifton <nickc@redhat.com>
31880 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31881 DECL_DECLARED_INLINE_P.
31883 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31885 PR middle-end/38347
31886 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31887 GET_MODE (op0) in operand_subword_force calls.
31889 PR middle-end/38771
31890 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31891 fold_convert arg0 operands to TREE_TYPE (op0) first.
31893 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31895 * params.def (ira-max-conflict-table-size): Decrease default value
31898 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31900 PR tree-optimization/37031
31901 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31903 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31904 allocate it using gc instead of heap, use VEC_quick_push instead of
31906 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31907 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31908 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31909 allocated vector from heap allocated.
31910 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31911 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31912 vector only after perfect_loop_nest_depth call.
31914 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31915 Jan Sjodin <jan.sjodin@amd.com>
31917 PR tree-optimization/38559
31918 * graphite.c (debug_value, copy_constraint,
31919 swap_constraint_variables, scale_constraint_variable, ): New.
31920 (get_lower_bound, get_upper_bound): Removed.
31921 (graphite_trans_bb_strip_mine): Clean up this code that works
31922 only for constant number of iterations. Fully copy upper and
31923 lower bound constraints, not only the constant part of them.
31924 * graphite.h (debug_value): Declared.
31926 2009-01-08 Ira Rosen <irar@il.ibm.com>
31928 PR tree-optimization/37194
31929 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31930 Don't add the cost of cost model guard in prologue to scalar
31931 outside cost in case of known number of iterations.
31933 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31934 Alan Modra <amodra@bigpond.net.au>
31936 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31937 non-word-aligned REG+CONST addressing.
31939 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31942 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31943 free_after_compilation when outputting a thunk.
31944 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31945 Do not call free_after_compilation here.
31947 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31949 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31950 (ix86_valid_target_attribute_inner_p): Ditto.
31952 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31954 PR tree-optimization/38492
31955 PR tree-optimization/38498
31956 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31957 * tree-chrec.h (scev_is_linear_expression): Declared.
31958 * graphite.c (graphite_cannot_represent_loop_niter): New.
31959 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31960 (graphite_loop_normal_form): Use gcc_assert.
31961 (scan_tree_for_params): Use CASE_CONVERT.
31962 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31963 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31964 Use gcc_assert. Discard scops that contain unhandled cases.
31965 (build_scop_conditions): Return a boolean status for unhandled cases.
31966 (strip_mine_profitable_p): Print the loop number, not its depth.
31967 (is_interchange_valid): Pass the depth of the loop nest, don't
31968 recompute it wrongly.
31969 (graphite_trans_bb_block): Same.
31970 (graphite_trans_bb_block): Print tentative of loop blocking.
31971 (graphite_trans_scop_block): Do not print that the loop has been
31973 (graphite_transform_loops): Do not handle scops that contain condition
31976 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31978 AVX Programming Reference (December, 2008)
31979 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31980 (_mm256_stream_pd): Likewise.
31981 (_mm256_stream_ps): Likewise.
31983 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31984 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31985 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31986 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31987 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31988 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31989 (ix86_expand_special_args_builtin): Likewise.
31991 * config/i386/sse.md (AVXMODEDI): New.
31992 (avx_movnt<mode>): Likewise.
31993 (avx_movnt<mode>): Likewise.
31994 (<sse>_movnt<mode>): Remove AVX support.
31995 (sse2_movntv2di): Likewise.
31997 2009-01-07 Richard Guenther <rguenther@suse.de>
31999 PR middle-end/38751
32000 * fold-const.c (extract_muldiv): Remove obsolete comment.
32001 (fold_plusminus_mult_expr): Undo MINUS_EXPR
32002 to PLUS_EXPR canonicalization for the canonicalization.
32004 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
32006 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
32007 hosted cross-compilers generating less efficient code.
32009 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32011 * function.h (rtl_data): Add a dbr_scheduled_p field.
32012 * reorg.c (dbr_schedule): Set it.
32013 (gate_handle_delay_slots): Check it.
32014 * config/mips/mips.c (mips_base_delayed_branch): Delete.
32015 (mips_reorg): Check flag_delayed_branch instead of
32016 mips_base_delayed_branch.
32017 (mips_override_options): Don't set mips_base_delayed_branch
32018 or flag_delayed_branch.
32020 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32022 PR rtl-optimization/38426.
32023 * ira.c (ira): Set current_function_is_leaf earlier.
32025 2009-01-06 Jakub Jelinek <jakub@redhat.com>
32027 PR rtl-optimization/38722
32028 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
32029 too early, only set a flag and modify after last possible
32032 2009-01-06 Janis Johnson <janis187@us.ibm.com>
32035 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
32036 * real.c (decimal_single_format): Correct values of emin and emax.
32037 (decimal_double_format): Ditto.
32038 (decimal_quad_format): Ditto.
32039 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
32040 computation of DECnn_MIN and DECnn_MAX for corrected values of
32041 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
32042 __DECnn_MIN__, and adjust its computation for the corrected value
32045 2009-01-06 Jan Hubicka <jh@suse.cz>
32048 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
32050 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
32052 * doc/contrib.texi (Contributors): Slightly adjust the end note.
32053 Add Robert Clark to the list of testers.
32055 2009-01-06 Jan Hubicka <jh@suse.cz>
32056 Kai Tietz <kai.tietz@onevision.com>
32058 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
32059 * config/i386/i386.c (ix86_expand_call): Add clobbers.
32061 2009-01-06 Jan Hubicka <jh@suse.cz>
32062 Kai Tietz <kai.tietz@onevision.com>
32064 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
32066 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
32067 (ix86_nsaved_regs): Count only general purpose regs.
32068 (ix86_nsaved_sseregs): New.
32069 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
32070 to 16 for w64; compute padding and size of sse reg save area.
32071 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
32072 general purpose regs.
32073 (ix86_emit_save_sse_regs_using_mov): New.
32074 (ix86_expand_prologue): Save SSE regs if needed.
32075 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
32076 (ix86_emit_restore_sse_regs_using_mov): New.
32077 (ix86_expand_epilogue): Save SSE regs if needed.
32079 2009-01-06 Jan Hubicka <jh@suse.cz>
32080 Kai Tietz <kai.tietz@onevision.com>
32082 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
32083 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
32084 functions when accumulate outgoing args is off.
32086 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32089 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
32090 before using pseudos_have_intersected_live_ranges_p.
32092 * ira-int.h (ira_assert): Always define.
32094 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32096 AVX Programming Reference (December, 2008)
32097 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
32098 (_mm256_permute2_pd): Likewise.
32099 (_mm_permute2_ps): Likewise.
32100 (_mm256_permute2_ps): Likewise.
32101 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
32102 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
32104 * config/i386/i386.c (ix86_builtins): Remove
32105 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
32106 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
32107 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
32108 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
32109 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
32110 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
32111 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
32112 __builtin_ia32_vpermil2ps256.
32113 (ix86_init_mmx_sse_builtins): Updated.
32114 (ix86_expand_args_builtin): Likewise.
32116 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32118 * pa.c (output_call): Relocate non-jump insns in the delay slot of
32119 long absolute calls when generating PA 2.0 code.
32121 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
32123 PR rtl-optimization/38583
32124 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
32126 * params.def (ira-max-conflict-table-size): New.
32128 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
32130 * ira.h (ira_conflicts_p): New external definition.
32132 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
32133 table. Report this. Return result of building.
32134 (ira_build_conflicts): Use ira_conflicts_p. Check result of
32135 building conflict table.
32137 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
32138 (ira_color): Use ira_conflicts_p.
32140 * global.c: Include ira.h.
32141 (pseudo_for_reload_consideration_p, build_insn_chain): Use
32144 * Makefile.in (global.o): Add ira.h.
32146 * ira-build.c (mark_all_loops_for_removal,
32147 propagate_some_info_from_allocno): New.
32148 (remove_unnecessary_allocnos): Call
32149 propagate_some_info_from_allocno.
32150 (remove_low_level_allocnos): New.
32151 (remove_unnecessary_regions): Add parameter. Call
32152 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
32153 parameter to remove_unnecessary_regions.
32154 (ira_build): Remove all regions but root if the conflict table was
32155 not built. Update conflict hard regs for allocnos crossing calls.
32157 * ira.c (ira_conflicts_p): New global.
32158 (ira): Define and use ira_conflicts_p.
32160 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32161 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
32162 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
32164 2009-01-06 Ben Elliston <bje@au.ibm.com>
32166 * gengtype-lex.l (YY_NO_INPUT): Define.
32168 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
32171 * c-common.c (handle_vector_size_attribute): Also reject
32172 BOOLEAN_TYPE types.
32174 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
32176 PR tree-optimization/38492
32177 * graphite.c (rename_map_elt, debug_rename_elt,
32178 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
32179 rename_map_elt_info, eq_rename_map_elts,
32180 get_new_name_from_old_name, bb_in_sese_p): Moved around.
32181 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
32182 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
32183 (sese_build_livein_liveouts): New.
32184 (new_sese, free_sese): New.
32185 (new_scop): Call new_sese.
32186 (free_scop): Call free_sese.
32187 (rename_variables_from_edge, rename_phis_end_scop): Removed.
32188 (register_old_new_names): Renamed register_old_and_new_names.
32189 (register_scop_liveout_renames, add_loop_exit_phis,
32190 insert_loop_close_phis, struct igp,
32191 default_liveout_before_guard, add_guard_exit_phis,
32192 insert_guard_phis, copy_renames): New.
32193 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
32194 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
32195 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
32196 (scop_adjust_phis_for_liveouts): New.
32197 (gloog): Call scop_adjust_phis_for_liveouts.
32199 * graphite.h (struct sese): Documented. Added fields liveout,
32200 num_ver and livein.
32201 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
32202 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
32203 (struct scop): Added field liveout_renames.
32204 (SCOP_LIVEOUT_RENAMES): New.
32206 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32208 PR tree-optimization/38510
32209 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
32210 (translate_clast): Call recompute_all_dominators before
32212 (gloog): Call recompute_all_dominators before graphite_verify.
32214 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32215 Jan Sjodin <jan.sjodin@amd.com>
32217 PR tree-optimization/38500
32218 * graphite.c (create_sese_edges): Call fix_loop_structure after
32221 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
32223 * config.gcc: Add m32r*-*-rtems*.
32224 * config/m32r/rtems.h: New file.
32226 2009-01-05 Ben Elliston <bje@au.ibm.com>
32228 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
32229 (.po.pox): Likewise.
32230 (po/gcc.pot): Likewise.
32232 2009-01-04 David S. Miller <davem@davemloft.net>
32234 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
32235 (STARTING_FRAME_OFFSET): Always set to zero.
32237 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32239 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
32240 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
32241 fixed-point types, and vectors of the same.
32243 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32245 * config/mips/sync.md (*mb_barrier): Rename to...
32246 (*memory_barrier): ...this.
32248 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
32250 * doc/extend.texi (Function Attributes): Move @cindex after @item
32251 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
32252 and put in alphabetical order. Fix 'target' name and put in order.
32253 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
32256 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
32258 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
32259 (memory_barrier): Expand as unspec instead of unspec_volatile.
32260 Remove mem:BLK from insn operands. Use Pmode scratch register.
32261 (*memory_barrier): Define as unspec instead of unspec_volatile.
32262 Use (match_dup 0) as input operand.
32264 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
32265 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
32266 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
32267 scratch register. Remove operand 1.
32268 (*stbar): Define as unspec instead of unspec_volatile.
32269 Use (match_dup 0) as input operand, remove (const_int 8).
32270 (*membar): Define as unspec instead of unspec_volatile.
32271 Use (match_dup 0) as input operand, remove input operand 2.
32273 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
32274 (memory_barrier): Expand as unspec instead of unspec_volatile.
32275 Remove mem:BLK from insn operands. Use Pmode scratch register.
32276 (*memory_barrier): Define as unspec instead of unspec_volatile.
32277 Use (match_dup 0) as input operand.
32279 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
32280 Remove mem:BLK from insn operands. Use Pmode scratch register.
32281 Set volatile flag on operand 0.
32282 (*memory_barrier): New insn pattern.
32284 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
32286 (*memory_barrier): Use (match_dup 0) as input operand.
32288 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
32289 Remove mem:BLK from insn operands. Use Pmode scratch register.
32290 Set volatile flag on operand 0.
32291 (*mb_internal): New insn pattern.
32293 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
32295 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32297 PR middle-end/38586
32298 * function.c (struct temp_slot): Move to the section of the file
32299 that deals with temp slots. Remove field 'address'.
32300 (temp_slot_address_table): New hash table of address -> temp slot.
32301 (struct temp_slot_address_entry): New struct, items for the table.
32302 (temp_slot_address_compute_hash, temp_slot_address_hash,
32303 temp_slot_address_eq, insert_temp_slot_address): Support functions
32305 (find_temp_slot_from_address): Rewrite to use the new hash table.
32306 (remove_unused_temp_slot_addresses): Remove addresses of temp
32307 slots that have been made available.
32308 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
32309 worker function for remove_unused_temp_slot_addresses.
32310 (assign_stack_temp_for_type): Don't clear the temp slot address list.
32311 Add the temp slot address to the address -> temp slot map.
32312 (update_temp_slot_address): Update via insert_temp_slot_address.
32313 (free_temp_slots): Call remove_unused_temp_slot_addresses.
32314 (pop_temp_slots): Likewise.
32315 (init_temp_slots): Allocate the address -> temp slot map, or empty
32316 the map if it is already allocated.
32317 (prepare_function_start): Initialize temp slot processing.
32319 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32321 PR middle-end/38584
32322 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
32323 Calculate the size of all stack vars assuming no packing of stack
32324 vars will happen, replacing a quadratic algorithm with a linear one.
32326 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32329 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
32332 2009-01-03 Diego Novillo <dnovillo@google.com>
32334 * doc/contrib.texi: Update contributions.
32336 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32339 * builtins.c (fold_builtin_memory_op): Give up if either operand
32340 is volatile. Set srctype or desttype to non-qualified version
32344 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
32345 and FUNCTION_DECLs.
32347 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
32349 PR rtl-optimization/35805
32350 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
32351 problem if fast dce is able to remove any instructions.
32352 * dce.c (dce_process_block): Fix dump message.
32354 2009-01-02 Mark Mitchell <mark@codesourcery.com>
32357 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
32359 2009-01-02 Jakub Jelinek <jakub@redhat.com>
32361 PR middle-end/38690
32362 * tree-flow.h (op_code_prio, op_prio): New prototypes.
32363 * tree-pretty-print.c (op_code_prio): New function.
32364 (op_prio): No longer static. Use op_code_prio.
32365 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
32366 Use op_prio and op_code_prio to determine if () should be
32367 printed around operand(s) or not.
32369 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
32370 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
32371 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
32372 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
32373 pp_character instead of pp_string for single letter printing.
32375 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
32377 * doc/extend.texi: Fix '#pragma GCC option' typo.
32379 2009-01-02 Richard Guenther <rguenther@suse.de>
32381 * doc/install.texi (--enable-checking): Mention different
32382 default for stage1.
32383 (--enable-stage1-checking): Document.
32385 2009-01-01 Andrew Pinski <pinskia@gmail.com>
32387 PR middle-end/30142
32388 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
32389 case to be an error.
32391 2009-01-02 Ben Elliston <bje@au.ibm.com>
32393 * config/fp-bit.h (pack_d): Constify argument.
32394 * config/fp-bit.c (makenan): Constify return type. Remove casts.
32395 (isnan): Constify argument.
32397 (iszero): Likewise.
32398 (pack_d): Likewise.
32399 (_fpadd_parts): Constify return type.
32400 (_fpmul_parts): Likewise.
32401 (_fpdiv_parts): Likewise.
32403 2009-01-01 Jakub Jelinek <jakub@redhat.com>
32406 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
32407 warn about overwriting initializer with side-effects or
32408 -Woverride-init if !IMPLICIT.
32409 (output_init_element): Likewise. Pass IMPLICIT down to
32411 (process_init_element): Add IMPLICIT argument. Pass it down
32412 to output_init_element.
32413 (push_init_element, pop_init_level, set_designator): Adjust
32414 process_init_element callers.
32415 (set_nonincremental_init, set_nonincremental_init_from_string):
32416 Adjust add_pending_init callers.
32417 (output_pending_init_elements): Adjust output_init_element callers.
32418 * c-tree.h (process_init_element): Adjust prototype.
32419 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
32420 process_init_element callers.
32423 Copyright (C) 2009 Free Software Foundation, Inc.
32425 Copying and distribution of this file, with or without modification,
32426 are permitted in any medium without royalty provided the copyright
32427 notice and this notice are preserved.