1 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
4 being called recursively.
6 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
8 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
9 $(MD5_H) params.def params.h prefix.h tree-inline.h.
11 2009-11-24 Paul Brook <paul@codesourcery.com>
13 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
16 2009-11-24 Julian Brown <julian@codesourcery.com>
17 Paul Brook <paul@codesourcery.com>
19 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
20 (arm_dwarf_register_span): New function.
21 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
23 2009-11-24 David Binderman <dcb314@hotmail.com>
25 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
26 local variable bb_note.
27 * dominance.c (get_dominated_by): Likewise local var n.
28 (output_file_names): Likewise local var idx.
29 (add_location_or_const_value_attribute): Likewise local var status.
30 * dwarf2out.c (gen_variable_die): Likewise local var field.
31 * emit-rtl.c (no_line_numbers): Remove.
32 (init_emit_once): Remove line_numbers parameter.
33 * rtl.h (init_emit_once): Adjust prototype.
34 * toplev.c (backend_init): Adjust init_emit_once call.
36 2009-11-24 Richard Guenther <rguenther@suse.de>
38 PR tree-optimization/42142
39 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
40 Handle iv-dependent (non-)kills properly.
41 (mark_aliased_reaching_defs_necessary): Pass the basic-block
42 of the reference statement to mark_aliased_reaching_defs_necessary_1.
44 2009-11-24 Martin Jambor <mjambor@suse.cz>
46 PR tree-optimization/42154
47 * tree-sra.c (struct access): Added comments.
48 (sra_modify_expr): Build references to the old aggregate with
49 build_ref_for_offset instead of reusing access->expr.
50 (load_assign_lhs_subreplacements): Likewise.
52 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
54 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
56 (sub<mode>3_carry): Ditto.
57 (x86_mov<mode>cc_0_m1): Ditto.
58 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
59 for ix86_carry_flag_operator operator predicate.
60 (*sub<mode>3_carry): Ditto.
61 (*x86_mov<mode>cc_0_m1): Ditto.
62 (*addsi3_carry_zext): Use VOIDmode match_operator for
63 ix86_carry_flag_operator operator predicate.
64 (*subsi3_carry_zext): Ditto.
65 (*x86_mov<mode>cc_0_m1_s): Ditto.
66 (*x86_mov<mode>cc_0_m1_neg): Ditto.
67 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
68 check operator sub-expressions for FLAGS_REG and const0_rtx.
69 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
70 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
71 (ix86_expand_int_addcc): Update calls to
72 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
73 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
74 Do not set mode of compare operation.
76 2009-11-23 Jan Hubicka <jh@suse.cz>
79 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
82 2009-11-23 Jan Hubicka <jh@suse.cz>
84 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
85 wrong profile updates.
86 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
87 having largest frequency.
88 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
89 used uninitalized warning.
90 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
93 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
95 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
96 of gen_rtx_REG to generate operand 5.
97 (*cmp_ssub_sidi): Ditto.
99 2009-11-23 Richard Henderson <rth@redhat.com>
101 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
104 2009-11-23 Paul Brook <paul@codesourcery.com>
106 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
107 case for noreturn functions.
108 (arm_compute_save_reg_mask): Remove special noreturn handling.
110 2009-11-23 Richard Guenther <rguenther@suse.de>
112 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
115 2009-11-22 Richard Henderson <rth@redhat.com>
117 * i386.c (avx_vpermilp_parallel): New function.
118 * i386-protos.h: Declare it.
119 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
120 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
121 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
122 (ssescalarnum, ssedoublesizemode): Add AVX modes.
123 (vpermilbits): Remove.
124 (avx_vpermil<mode>): Change insns to expanders.
125 (*avx_vpermil<mode>): New. Use vec_select.
127 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
129 * opts.c (decode_options): Don't enable flag_schedule_insns
130 when optimizing for size.
131 * doc/invoke.texi: Document change.
133 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
136 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
137 of scratch register to SImode.
138 (*cmp_sadd_sidi): Ditto.
139 (*cmp_ssub_si): Ditto.
140 (*cmp_ssub_sidi): Ditto.
142 2009-11-21 Ian Lance Taylor <iant@google.com>
144 * Makefile.in (HOST_LIBS): Move higher in file.
145 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
146 is not empty, set to $(CC) and $(CFLAGS).
148 2009-11-22 Martin Jambor <mjambor@suse.cz>
150 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
151 V_C_E of an SSA_NAME or an invariant if lvalue is required.
152 (verify_gimple_call): Verify LHS also with with
153 verify_types_in_gimple_reference.
155 2009-11-21 Martin Jambor <mjambor@suse.cz>
158 * tree-sra.c (access_precludes_ipa_sra_p): New function.
159 (splice_param_accesses): Check all accesses by calling
160 access_precludes_ipa_sra_p.
161 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
162 not convert types if it is true.
163 (sra_ipa_modify_assign): Convert types in case of mismatch.
165 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
167 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
170 2009-11-21 Adam Nemet <adambnemet@gmail.com>
172 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
173 (mips_mulsidi3_gen_fn): Declare new function.
174 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
175 * config/mips/mips.md (<u>mulsidi3): Change condition to use
176 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
177 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
178 (mulsidi3_64bit_dmul): New define_insn.
180 2009-11-21 Ben Elliston <bje@au.ibm.com>
182 * gengtype-lex.l: Enable noinput flex option.
183 (YY_NO_INPUT): Remove define.
185 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
187 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
188 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
189 (insert_debug_temps_for_defs): Handle PHI nodes.
190 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
193 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
195 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
196 after remove_phi_node.
198 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
200 PR tree-optimization/42078
201 * gimple.h (gimple_replace_lhs): New declaration.
202 * gimple.c (gimple_replace_lhs): New function.
203 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
206 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
208 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
209 (xop_mulv2div2di3_low): Same.
210 (*xop_pmacsdqh_mem): Same.
212 2009-11-20 Richard Henderson <rth@redhat.com>
214 * config/i386/i386-builtin-types.awk: New file.
215 * config/i386/i386-builtin-types.def: New file.
216 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
217 * config/i386/i386.c: Include it.
218 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
219 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
220 (struct builtin_isa): Remove GTY marker. Replace tree type with
221 ix86_builtin_func_type; add set_and_not_built_p.
222 (def_builtin): Change type parameter to tcode; use
223 ix86_get_builtin_func_type; update all callers. Accept zero mask
224 to mean the builtin is unconditionally available.
225 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
227 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
228 Update some users to rationalized enumeration codes from new include.
229 (enum multi_arg_type): Remove. Replace all enumeration values
230 with defines to new ix86_builtin_func_type.
231 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
232 all type resolution to def_builtin.
233 (ix86_init_builtin_types): Split out from ...
234 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
236 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
239 * config/rs6000/rs6000.c (struct machine_function): Revert
240 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
241 (rs6000_expand_to_rtl_hook): Ditto.
242 (rs6000_check_vector_mode): Ditto.
243 (compute_vrsave_mask): Ditto.
245 2009-11-20 Paul Brook <paul@codesourcery.com>
247 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
248 * config/arm/arm-cores.def: Add cortex-a5.
249 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
250 * config/arm/arm-tune.md: Regenerate.
252 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
255 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
256 (ref_pos): New field in structure.
257 (insert_new_var_in_stmt): New function.
260 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
262 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
263 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
264 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
265 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
266 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
267 INT_LEAST64_TYPE): Define.
268 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
269 UINT_LEAST64_TYPE): Define.
270 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
271 INT_FAST64_TYPE): Define.
272 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
273 UINT_FAST64_TYPE): Define.
274 (INTPTR_TYPE, UINTPTR_TYPE): Define.
276 2009-11-20 Julian Brown <julian@codesourcery.com>
278 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
279 specially for Thumb-1.
280 (ASM_OUTPUT_REG_POP): Likewise.
282 2009-11-19 Jason Merrill <jason@redhat.com>
284 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
286 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
287 Rafael Avila de Espindola <espindola@google.com>
289 * doc/plugins.texi (Plugin initialization): Added advices for
290 retrieving the version of GCC at plugin compilation and loading times.
292 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
294 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
295 (dump_active_plugins): output to file everything. Use
296 internationalized dump & FMT_FOR_PLUGIN_EVENT.
298 2009-11-19 Richard Guenther <rguenther@suse.de>
300 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
301 around truth-valued expressions.
302 * tree.c (free_lang_data): Untangle check for LTO frontend.
304 2009-11-19 Jakub Jelinek <jakub@redhat.com>
306 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
307 of cgraph_node_for_decl.
308 * cgraph.h (cgraph_node_for_decl): Remove prototype.
309 * cgraph.c (cgraph_node_for_decl): Remove.
310 (cgraph_get_node): Just return NULL if !cgraph_hash.
312 2009-11-19 Paul Brook <paul@codesourcery.com>
314 * config.gcc: Add new ARM --with-fpu options.
315 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
316 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
318 2009-11-18 Richard Guenther <rguenther@suse.de>
320 * gimple.h (union gimple_statement_d): Add gsmembase member.
321 (gimple_vuse_op): Use gsmembase for access.
322 (gimple_vdef_op): Likewise.
323 (gimple_vuse): Likewise.
324 (gimple_vdef): Likewise.
325 (gimple_vuse_ptr): Likewise.
326 (gimple_vdef_ptr): Likewise.
327 (gimple_set_vuse): Likewise.
328 (gimple_set_vdef): Likewise.
329 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
331 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
333 * doc/arm-neon-intrinsics.texi: Regenerated.
335 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
337 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
339 2009-11-18 Paul Brook <paul@codesourcery.com>
340 Daniel Jacobowitz <dan@codesourcery.com>
342 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
343 (arm_arch7em): New variable.
344 (all_architectures): Add armv7e-m.
345 (arm_override_options): Set arm_arch7em.
346 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
348 (arm_arch7em): Declare.
350 2009-11-18 Richard Guenther <rguenther@suse.de>
352 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
353 a valid field decl if checking is enabled.
355 2009-11-18 Martin Jambor <mjambor@suse.cz>
357 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
358 (lto_ipa_fixup_call_notes): Declare.
359 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
360 (update_call_notes_after_inlining): Copy call stmt uid to the new
362 (ipa_write_param_call_note): New function.
363 (ipa_read_param_call_note): New function
364 (ipa_write_node_info): Write also param call notes. Removed a bogus
365 comment, reformatted to fit 80 columns.
366 (ipa_read_node_info): Read also param call notes. Removed a bogus
367 comment. Remove ipa_edge_args_vector growth.
368 (lto_ipa_fixup_call_notes): New function.
369 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
370 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
371 inlining regardless of flag_wpa.
372 (cgraph_decide_inlining_of_small_functions): Likewise.
373 (cgraph_decide_inlining): Likewise.
374 (inline_read_summary): Likewise.
376 2009-11-18 Jan Hubicka <jh@suse.cz>
378 * predict.c (compute_function_frequency): Export.
379 * predict.h (compute_function_frequency): Declare.
380 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
382 2009-11-18 Martin Jambor <mjambor@suse.cz>
384 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
385 on all nodes we write summaries for.
387 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
390 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
391 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
392 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
393 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
394 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
395 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
396 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
399 2009-11-18 Jakub Jelinek <jakub@redhat.com>
401 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
403 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
406 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
408 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
410 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
411 cgraph_materialize_all_clones): Handle same_body aliases.
412 * cgraph.c (cgraph_allocate_node): New function.
413 (cgraph_create_node): Use it.
414 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
415 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
416 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
418 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
419 (input_node): Stream in same_body aliases.
420 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
421 for same_body aliases.
422 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
424 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
427 * config/darwin.h: Use the extension stub libraries to access
428 current libgcc_s features.
430 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
433 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
434 (vect_transform_loop): Call it.
436 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
438 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
441 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
445 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
447 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
448 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
449 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
450 (sese_bad_liveouts_use): New.
451 (sese_reset_debug_liveouts_bb): New.
452 (sese_build_liveouts): Use it.
453 (rename_variables_in_stmt): Reset debug stmts rather than creating
455 (expand_scalar_variable_stmt): Likewise.
457 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
459 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
460 (df_ref_remove): Likewise.
462 2009-11-17 Jan Hubicka <jh@suse.cz>
464 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
467 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
469 * toplev.c (process_options): Remove dead code.
470 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
472 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
474 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
477 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
479 PR tree-optimization/41857
480 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
481 TYPE's address space instead of pointer to TYPE.
483 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
485 * reload.c (find_reloads_address): Fix typo.
487 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
489 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
490 registers in leaf functions if possible.
492 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
494 * config/m68k/m68k-devices.def: Add MCF5441x family.
496 2009-11-17 Jan Hubicka <jh@suse.cz>
498 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
500 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
502 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
504 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
505 nest ior expressions.
506 (x86_64_szext_nonmemory_operand): Ditto.
507 (call_insn_operand): Ditto.
509 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
511 * stmt.c (expand_asm_stmt): Get locus from stmt.
513 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
515 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
516 Create the decl label for the new dest block on demand. Require
517 a fallthrough edge if no asm labels were redirected.
519 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
521 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
523 (cstoresi4): Ditto for operand 2.
524 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
525 patterns using SDWIM mode iterator.
526 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
527 using SWIM mode iterator.
528 (cmpdi_1): Rename from cmpdi_1_rex64.
529 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
531 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn using SWI
533 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
534 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
535 (*cmpqi_ext_3_insn): Make private.
536 (*cmpqi_ext_3_insn_rex64): Make private.
537 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
538 * config/i386/predicates.md (cmpsi_operand): Remove.
540 2009-11-16 Paul Brook <paul@codesourcery.com>
542 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
543 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
545 2009-11-14 Jan Hubicka <jh@suse.cz>
547 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
549 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
550 zero out all callees.
551 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
552 frequency and count match.
553 * ipa-inline.c (update_noncloned_frequencies): New function.
554 (cgraph_clone_inlined_nodes): Use it.
555 * tree-inline.c (copy_bb): Fix frequency scaling; output
556 diagnostic on frequency mismatches to dump file.
557 (initialize_cfun): Do not scale frequency; fix count scaling;
558 initialize entry and exit block frequencies; copy profile info.
559 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
560 (copy_body): Use frequency_scale as argument.
561 (expand_call_inline): Compute frequency scale and output diagnostic
563 (delete_unreachable_blocks_update_callgrah): Remove checking that
564 has to be done after edge redirection.
565 (tree_function_versioning): Update initialize_cfun and copy_body call.
567 2009-11-14 Jan Hubicka <jh@suse.cz>
569 * cgraph.c (cgraph_release_function_body): Update use of
570 ipa_transforms_to_apply.
571 (cgraph_remove_node): Remove ipa_transforms_to_apply.
572 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
573 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
575 (cgraph_materialize_clone): Remove original if dead.
576 * lto-streamer-in.c (lto_read_body): Remove FIXME and
577 ipa_transforms_to_apply hack.
578 * function.h (struct function): Add ipa_transforms_to_apply.
579 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
580 * tree-inline.c (copy_bb): Update sanity check.
581 (initialize_cfun): Do not copy ipa_transforms_to_apply.
582 (expand_call_inline): remove dead clone originals.
583 (tree_function_versioning): Merge transformation queues.
584 * passes.c (add_ipa_transform_pass): Remove.
585 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
587 (execute_all_ipa_transforms): Update.
588 (execute_one_pass): Update.
590 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
592 PR target/21078, 21080
593 * config/avr/avr.c (avr_return_addr_rtx): New function for
594 builtin_return_address.
595 (expand_prologue): Calculate stack usage.
596 (avr_asm_function_end_prologue): Output stack size and offset label.
597 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
598 (machine_function): Add stack_usage.
599 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
601 2009-11-14 Anatoly Sokolov <aesok@post.ru>
603 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
604 new 'outgoing' argument.
605 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
606 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
607 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
608 iq2000_function_value_regno_p.
609 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
610 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
613 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
616 * arm.md (adddi_sesidi_di): Place tied contraint first.
617 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
618 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
619 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
620 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
621 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
622 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
623 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
624 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
625 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
627 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
629 * config/i386/predicates.md (call_register_no_elim_operand):
630 New predicate. Reject stack register as valid call operand
632 (call_insn_operand): Use call_register_no_elim_operand.
634 2009-11-13 Richard Henderson <rth@redhat.com>
636 * function.c (stack_protect_prologue): Don't bypass expand_expr
637 for stack_protect_guard and guard_decl.
638 (stack_protect_epilogue): Likewise.
640 2009-11-13 Jan Hubicka <jh@suse.cz>
642 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
643 when to PUBLIC is set.
645 2009-11-13 Jakub Jelinek <jakub@redhat.com>
648 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
651 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
654 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
655 *call_value_1): Use "lsm" as operand 1 constraint.
656 * config/i386/predicates.md (call_insn_operand): Depend on
657 index_register_operand to avoid %esp register.
659 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
662 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
665 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
666 (TARGET_CALL_ESP): New define.
667 * config/i386/i386.c (initial_ix86_tune_features): Initialize
669 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
670 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
671 *call_1, *call_value_pop_1 and *call_value_1. Depend on
673 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
674 New patterns, use "lsm" as operand 1 constraint.
675 * config/i386/predicates.md (call_insn_operand): Depend on
676 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
678 2009-11-13 Jason Merrill <jason@redhat.com>
681 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
682 Don't emit a second declaration at any scope.
684 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
686 PR rtl-optimization/41697
687 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
688 a conditional jump has a single successor.
690 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
692 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
693 allocate reg_last when in case lazy_reg_last is true.
694 (init_deps_reg_last): New.
695 (free_deps): When max_reg is 0, this context is already freed.
696 * sched-int.h (init_deps_reg_last): Export.
697 (init_deps): Update prototype.
698 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
699 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
700 * ddg.c (build_intra_loop_deps): Likewise.
701 * sel-sched-ir.c (copy_deps_context, create_deps_context,
702 reset_deps_context, deps_init_id): Likewise.
703 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
704 (free_data_for_scheduled_insn): New, break down from ...
705 (free_first_time_insn_data): ... here.
706 (has_dependence_p): Allocate reg_last now, when it is needed.
707 (extend_insn_data): When maximal LUID is big enough, allocate
708 per-insn data in smaller chunks.
709 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
710 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
713 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
715 * config/i386/i386.md (call_value): Fix comment.
716 (sibcall_value): Ditto.
718 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
720 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
721 (MD_FROB_UPDATE_CONTEXT): Define.
723 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
724 Laurent GUERBY <laurent@guerby.net>
726 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
727 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
728 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
730 2009-11-12 Jan Hubicka <jh@suse.cz>
732 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
733 and clear DECL_COMMON on localized declarations.
735 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
738 * regrename.c (struct du_head): New structure; some elements moved
740 (struct du_chain): ... this one.
741 (open_chains, closed_chains): Now of type struct du_head *.
742 (do_replace): Accept du_head argument, not du_chain. All callers
743 changed. Modified code to match new data structures.
744 (build_def_use): Return a list of du_head structures. Modified code
745 to match new data structures.
746 (dump_def_use_chain): Accept du_head argument, not du_chain. All
747 callers changed. Modified code to match new data structures.
748 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
749 callers changed. Modified code to match new data structures.
750 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
751 Allocate a du_head structure as well as a du_chain when creating a
752 new chain. Modified other code to match new data structures.
754 2009-11-12 Jan Hubicka <jh@suse.cz>
756 * cgraph.h (varpool_node_name): Declare.
757 * cgraphunit.c (process_function_and_variable_attributes): Set
758 force_output flag on used variables.
759 * ipa.c (function_and_variable_visibility): Dump externally visible
760 and needed variables.
761 * varpool.c (varpool_node_name): Export.
762 (decide_is_variable_needed): Check COMDAT for externally visible vars;
765 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
768 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
769 processing if XEXP (x, i) is NULL.
771 2009-11-12 Jan Hubicka <jh@suse.cz>
773 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
774 imply PUBLIC || EXTERNAL.
776 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
779 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
780 single successor block, ending with jump created by RTL expander.
782 2009-11-11 Jan Hubicka <jh@suse.cz>
785 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
786 and WEAK variables at -fwhole-program.
789 * ipa.c (whole_program_function_and_variable_visility): COMDAT
790 functions/variables are not needed even if they are externally visible.
792 2009-11-11 Jan Hubicka <jh@suse.cz>
794 (patch by Richard Guenther)
795 * lto-streamer-out.c (output_function): Output head of argument list
797 * lto-streamer-in.c (input_function): Re-map arguments into merged
800 2009-11-11 Jan Hubicka <jh@suse.cz>
802 * lto-cgraph.c: Include gcov-io.h
803 (output_profile_summary): New function.
804 (output_cgraph): Use it.
805 (input_profile_summary): New function.
806 (input_cgraph): Use it.
807 * coverage.c (build_ctr_info_value): Use varpool; initalize
809 (create_coverage): Likewise.
810 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
811 (tree_init_edge_profiler): Likewise.
812 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
814 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
816 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
817 * c-pragma.c (def_pragma_macro_value): Likewise.
818 (def_pragma_macro): Likewise.
819 (pushed_macro_table): Likewise.
820 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
821 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
823 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
825 * doc/plugins.texi (Registering custom attributes): section
826 renamed as (Registering custom attributes or pragmas).
827 Mentions custom attributes & pragmas, and c_register_pragma, with
829 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
831 * doc/extend.texi (Function Attributes): Mentions that plugin can
832 provide their attributes.
834 2009-11-11 Jon Beniston <jon@beniston.com>
836 * config.gcc: Add lm32 elf and uclinux targets.
837 * config/lm32: New directory.
838 * config/lm32/lm32.c: New file.
839 * config/lm32/lm32.h: New file.
840 * config/lm32/lm32.md: New file.
841 * config/lm32/lm32.opt: New file.
842 * config/lm32/lm32-protos.h: New file.
843 * config/lm32/constraints.md: New file.
844 * config/lm32/predicates.md: New file.
845 * config/lm32/sfp-machine.h: New file.
846 * config/lm32/t-fprules-softfp: New file.
847 * config/lm32/uclinux-elf.h: New file.
848 * doc/invoke.texi: Document lm32 options.
849 * doc/contrib.texi: Document lm32 porter.
850 * doc/install.texi: Document lm32 targets.
852 2009-11-11 Martin Jambor <mjambor@suse.cz>
855 * ipa-prop.c (ipa_update_after_lto_read): Call
856 ipa_check_create_node_params and ipa_check_create_edge_args. Also
857 call ipa_initialize_node_params instead of ipa_populate_param_decls.
859 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
861 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
862 (neon_expand_vector_init): Use them. Also handle non-constant
863 vectors with identical elements and vectors with only one
864 non-constant element.
865 (arm_print_operand): Handle 'y' modifier.
866 * config/arm/arm-protos.h (neon_make_constant): Declare.
867 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
868 patterns. Use VX instead of VDQW for the first one. Allow
869 a VFP alternative and V32 modes for the second one.
870 * config/arm/neon.ml (shape_elt): Add Alternatives.
871 (ops): Use Alternatives for vdup lane instructions.
872 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
873 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
875 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
877 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
879 (movti, mov<mode>): Call force_reg on one operand if required.
880 * config/arm/vec-common.md (mov<mode>): Likewise.
882 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
884 * config/arm/arm.c (arm_override_options): Enable scheduling for
887 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
891 * expr.h (anti_adjust_stack_and_probe): Declare.
892 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
893 parameter and rewrite head comment.
894 (allocate_dynamic_stack_space): Adjust call to above function.
895 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
897 * tree.h (dwarf2out_args_size): Delete.
898 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
899 (dwarf2out_args_size_adjust): Delete prototype and move around.
900 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
901 ACCUMULATE_OUTGOING_ARGS targets.
903 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
905 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
906 DECL_SIZE of DECL_RESULT before evaluating it.
908 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
910 PR tree-optimization/41987
911 * fold-const.c (const_binop): Avoid using fold_buildN().
913 2009-11-10 Martin Jambor <mjambor@suse.cz>
915 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
916 (execute_all_ipa_stmt_fixups): Declare.
917 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
918 * ipa-inline.c (pass_ipa_inline): Likewise.
919 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
920 * ipa-reference.c (pass_ipa_reference): Likewise.
921 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
922 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
923 (pass_ipa_lto_finish_out): Likewise.
924 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
925 * passes.c (execute_ipa_stmt_fixups): New function.
926 (execute_all_ipa_stmt_fixups): New function.
927 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
929 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
932 * explow.c (probe_stack_range): Fix typo.
933 * config/sparc/sparc.md (probe_stack): New expander.
935 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
937 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
939 2009-11-09 Jason Merrill <jason@redhat.com>
941 * gdbinit.in (pgq): New function for printing gimple sequence.
943 2009-11-09 Paul Brook <paul@codesourcery.com>
944 Daniel Jacobowitz <dan@codesourcery.com>
945 Sandra Loosemore <sandra@codesourcery.com>
947 * doc/extend.texi (Half-Precision): Update wording to reflect
948 that there are now multiple -mfpu options that enable fp16
950 * doc/invoke.texi: Update list of ARM -mfpu= options.
951 * config.gcc: Update ARM --with-fpu option list.
952 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
953 vfpv3xd and vfpv3xd-fp16.
954 (use_vfp_abi): New function.
955 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
957 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
958 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
959 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
960 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
962 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
964 (arm_print_operand): Handle 'p' modifier.
965 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
967 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
968 (TARGET_FP16): Define.
969 * config/arm/vfp.md: Disable double-precision patterns if the FPU
970 does not provide them.
971 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
972 double-precision values on a single-precision FPU.
973 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
974 double-precision constants.
975 (movhf_vfp_neon): New pattern (was movhf_vfp).
976 (movhf_vfp): Remove NEON instructions.
977 * config/arm/constraints.md: Add new "Dy" constraint for
978 double-precision constants. Update description of "Dv".
979 * config/arm/arm.md: Disable double-precision patterns if the FPU
980 does not provide them
982 2009-11-09 Jakub Jelinek <jakub@redhat.com>
984 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
985 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
988 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
990 * collect2.c (main): Search PLUGIN_LD for plugin linker.
992 * configure.ac (--with-plugin-ld): New. Default to ld.
993 * configure: Regenerated.
994 * config.in: Likewise.
996 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
997 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
999 2009-11-08 Jonathan Gray <jsg@openbsd.org>
1001 * config/openbsd-stdint.h: Change to reflect what
1002 c_common_nodes_and_builtins expects.
1004 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
1006 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
1008 2009-11-08 Jakub Jelinek <jakub@redhat.com>
1011 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
1012 function contains at least one local dynamic name.
1013 (print_operand) <case '&'>: Instead output operand lossage diagnostics
1014 here if that happens.
1016 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
1017 Joern Rennecke <amylaar@spamcop.net>
1019 * cfgrtl.c (pass_free_cfg): Add pass name.
1020 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
1021 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
1022 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
1023 * df-core.c (pass_df_initialize_no_opt): Likewise.
1024 * except.c (pass_rtl_eh): Likewise.
1025 * function.c (pass_init_function, pass_leaf_regs): Likewise.
1026 * gcse.c (pass_rtl_pre): Change pass name.
1027 * passes.c (pass_postreload): Add pass name.
1028 (make_pass_instance): Don't use duplicate-tracking logic for
1029 names starting with '*'.
1030 (next_pass_1): Assert that pass has a name.
1031 (register_one_dump_file): If there is an space in the name,
1033 * predict.c (pass_strip_predict_hints): Add pass name.
1034 * reg-stack.c (pass_stack_regs): Likewise.
1035 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1036 * tree-cfg.c (pass_warn_function_return,
1037 pass_warn_function_noreturn): Add pass name.
1038 * tree-dfa.c (pass_referenced_vars): Likewise.
1039 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
1040 Fix whitespace before comment.
1041 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
1042 (pass_init_datastructures): Add pass name.
1043 * tree-ssa-loop.c (pass_record_bounds): Likewise.
1044 * tree-ssa.c (pass_early_warn_uninitialized,
1045 pass_late_warn_uninitialized): Likewise.
1046 * tree.c (pass_ipa_free_lang_data): Likewise.
1047 * doc/passes.texi (pass manager): Document how to disambiguate
1050 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
1052 * df-problems.c: Fix documentation for forward simulation of LR.
1053 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
1054 (df_simulate_finalize_forwards): Remove.
1055 * df.h (df_simulate_finalize_forwards): Remove.
1057 2009-11-08 Richard Guenther <rguenther@suse.de>
1059 * tree-ssa-structalias.c (build_succ_graph): Properly make
1060 variables escape if they are stored to anything.
1062 2009-11-08 Richard Guenther <rguenther@suse.de>
1064 PR rtl-optimization/41928
1065 * loop-invariant.c (free_loop_data): If we didn't allocate
1066 loop data do not try to free it.
1068 2009-11-07 Jason Merrill <jason@redhat.com>
1070 * tree.c (reconstruct_complex_type): Preserve attributes.
1072 2009-11-07 Richard Guenther <rguenther@suse.de>
1074 * tree-ssa-structalias.c (build_succ_graph): Feed stores
1075 to anything only to variables that can take pointers.
1076 (get_constraint_for_ssa_var): Properly exclude full
1077 variables from expanding.
1078 (first_vi_for_offset): Avoid overflow in arithmetic.
1079 (first_or_preceding_vi_for_offset): Likewise.
1080 (count_num_arguments): Fix implementation.
1081 (gate_ipa_pta): Do not run when not optimizing.
1083 2009-11-07 David Binderman <dcb314@hotmail.com>
1085 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
1086 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
1087 set but not used variables.
1088 (apply_args_reg_offset): Comment out as unused.
1089 * calls.c (flags_from_decl_or_type): Likewise.
1090 * genautomata.c (check_regexp_units_distribution): Likewise.
1092 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
1094 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
1095 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
1096 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
1097 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
1098 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
1099 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
1100 operand alternatives.
1102 2009-11-06 Michael Matz <matz@suse.de>
1105 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
1106 of a potential reciprocal to really be reciprocals.
1108 2009-11-06 Jakub Jelinek <jakub@redhat.com>
1110 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
1111 lwpintrin.h after immintrin.h.
1112 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
1116 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
1117 or non-constant index, allow index one past the last element and
1118 allow exceeding array bound in arrays that might be used as flexible
1121 2009-11-05 Richard Henderson <rth@redhat.com>
1123 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
1125 2009-11-05 Paul Brook <paul@codesourcery.com>
1127 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
1128 (arm_fpu_desc): New.
1129 (all_fpus): Add FPU details.
1130 (fp_model_for_fpu): Remove.
1131 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
1132 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
1133 (arm_file_start): Use arm_fpu_desc.
1134 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
1135 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
1137 (TARGET_FPA_EMU2): Define.
1138 (arm_fp_model, fputype, arm_fpu_tune): Remove.
1139 (vfp_reg_type, arm_fpu_desc): New.
1140 * config/arm/arm.md (attr fpu): Simplify.
1141 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
1142 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
1143 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
1144 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
1145 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
1147 2009-11-05 Michael Matz <matz@suse.de>
1149 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
1151 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
1154 2009-11-04 Jason Merrill <jason@redhat.com>
1157 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
1158 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
1159 (output_constant): Avoid crash after error.
1161 2009-11-05 Martin Jambor <mjambor@suse.cz>
1163 * tree-sra.c (struct access): Changed comment of next_sibling field.
1164 (analyze_modified_params): Loop over accesses of a group rather than
1165 over all with the ame base, pass a common bitmap to
1167 (unmodified_by_ref_scalar_representative): Build link lists of
1168 accesses of a group.
1169 (splice_param_accesses): Likewise.
1171 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
1173 * df-scan.c (df-uses-record): Add case zero_extract of mem.
1175 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
1179 * config/i386/i386.md (probe_stack): New expander.
1180 (logical operation peepholes): Do not split stack checking probes.
1182 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1183 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1185 * doc/invoke.texi (-mlwp): Add documentation.
1186 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
1187 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
1188 (x86_64-*-*): Ditto.
1189 * config/i386/lwpintrin.h: New file, provide x86 compiler
1190 intrinisics for LWP.
1191 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
1192 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
1193 * config/i386/i386-c.c (ix86_target_macros_internal): Check
1195 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
1196 * config/i386/i386.opt (-mlwp): New switch for LWP support.
1197 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
1198 (OPTION_MASK_ISA_LWP_UNSET): New.
1199 (ix86_handle_option): Handle -mlwp.
1200 (isa_opts): Handle -mlwp.
1201 (enum pta_flags): Add PTA_LWP.
1202 (override_options): Add LWP support.
1203 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
1204 (IX86_BUILTIN_LLWPCB32): Ditto.
1205 (IX86_BUILTIN_LLWPCB64): Ditto.
1206 (IX86_BUILTIN_SLWPCB16): Ditto.
1207 (IX86_BUILTIN_SLWPCB32): Ditto.
1208 (IX86_BUILTIN_SLWPCB64): Ditto.
1209 (IX86_BUILTIN_LWPVAL16): Ditto.
1210 (IX86_BUILTIN_LWPVAL32): Ditto.
1211 (IX86_BUILTIN_LWPVAL64): Ditto.
1212 (IX86_BUILTIN_LWPINS16): Ditto.
1213 (IX86_BUILTIN_LWPINS32): Ditto.
1214 (IX86_BUILTIN_LWPINS64): Ditto.
1215 (enum ix86_special_builtin_type): Add LWP intrinsic support.
1216 (builtin_description): Ditto.
1217 (ix86_init_mmx_sse_builtins): Ditto.
1218 (ix86_expand_special_args_builtin): Ditto.
1219 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
1221 (UNSPEC_SLWP_INTRINSIC): Ditto.
1222 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
1223 (UNSPECV_LWPINS_INTRINSIC): Ditto.
1224 (lwp_llwpcbhi1): New lwp pattern.
1225 (lwp_llwpcbsi1): Ditto.
1226 (lwp_llwpcbdi1): Ditto.
1227 (lwp_slwpcbhi1): Ditto.
1228 (lwp_slwpcbsi1): Ditto.
1229 (lwp_slwpcbdi1): Ditto.
1230 (lwp_lwpvalhi3): Ditto.
1231 (lwp_lwpvalsi3): Ditto.
1232 (lwp_lwpvaldi3): Ditto.
1233 (lwp_lwpinshi3): Ditto.
1234 (lwp_lwpinssi3): Ditto.
1235 (lwp_lwpinsdi3): Ditto.
1237 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1238 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1241 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
1244 2009-11-04 Richard Guenther <rguenther@suse.de>
1245 Rafael Avila de Espindola <espindola@google.com>
1247 * gcc.c (process_command): Handle arguments name@offset.
1249 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1250 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1252 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
1253 (x86_64-*-*): Ditto.
1254 * config/i386/xopintrin.h: New file, provide common x86 compiler
1255 intrinisics for XOP.
1256 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
1257 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
1258 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1260 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
1261 * config/i386/i386.opt (-mxop): New switch for XOP support.
1262 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
1263 (UNSPEC_XOP_TRUEFALSE)
1264 (UNSPEC_XOP_PERMUTE)
1265 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
1266 (PPERM_*): New constants for vpperm instruction.
1267 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
1268 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
1269 (OPTION_MASK_ISA_XOP_UNSET): New.
1270 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
1271 (ix86_handle_option): Handle -mxop.
1272 (isa_opts): Handle -mxop.
1273 (enum pta_flags): Add PTA_XOP.
1274 (override_options): Add XOP support.
1275 (print_operand): Add code for XOP compare instructions.
1276 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
1277 (ix86_expand_int_vcond): Extend for XOP compare instruction.
1279 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
1280 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
1281 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
1282 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
1283 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
1284 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
1285 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
1287 (IX86_BUILTIN_VPCMOV256): Ditto.
1288 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
1289 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
1290 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
1291 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
1292 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
1293 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
1295 (IX86_BUILTIN_VPPERM): Ditto.
1297 (IX86_BUILTIN_VPMACSSWW): Ditto.
1298 (IX86_BUILTIN_VPMACSWW): Ditto.
1299 (IX86_BUILTIN_VPMACSSWD): Ditto.
1300 (IX86_BUILTIN_VPMACSWD): Ditto.
1301 (IX86_BUILTIN_VPMACSSDD): Ditto.
1302 (IX86_BUILTIN_VPMACSDD): Ditto.
1303 (IX86_BUILTIN_VPMACSSDQL): Ditto.
1304 (IX86_BUILTIN_VPMACSSDQH): Ditto.
1305 (IX86_BUILTIN_VPMACSDQL): Ditto.
1306 (IX86_BUILTIN_VPMACSDQH): Ditto.
1307 (IX86_BUILTIN_VPMADCSSWD): Ditto.
1308 (IX86_BUILTIN_VPMADCSWD): Ditto.
1310 (IX86_BUILTIN_VPHADDBW): Ditto.
1311 (IX86_BUILTIN_VPHADDBD): Ditto.
1312 (IX86_BUILTIN_VPHADDBQ): Ditto.
1313 (IX86_BUILTIN_VPHADDWD): Ditto.
1314 (IX86_BUILTIN_VPHADDWQ): Ditto.
1315 (IX86_BUILTIN_VPHADDDQ): Ditto.
1316 (IX86_BUILTIN_VPHADDUBW): Ditto.
1317 (IX86_BUILTIN_VPHADDUBD): Ditto.
1318 (IX86_BUILTIN_VPHADDUBQ): Ditto.
1319 (IX86_BUILTIN_VPHADDUWD): Ditto.
1320 (IX86_BUILTIN_VPHADDUWQ): Ditto.
1321 (IX86_BUILTIN_VPHADDUDQ): Ditto.
1322 (IX86_BUILTIN_VPHSUBBW): Ditto.
1323 (IX86_BUILTIN_VPHSUBWD): Ditto.
1324 (IX86_BUILTIN_VPHSUBDQ): Ditto.
1326 (IX86_BUILTIN_VPROTB): Ditto.
1327 (IX86_BUILTIN_VPROTW): Ditto.
1328 (IX86_BUILTIN_VPROTD): Ditto.
1329 (IX86_BUILTIN_VPROTQ): Ditto.
1330 (IX86_BUILTIN_VPROTB_IMM): Ditto.
1331 (IX86_BUILTIN_VPROTW_IMM): Ditto.
1332 (IX86_BUILTIN_VPROTD_IMM): Ditto.
1333 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
1335 (IX86_BUILTIN_VPSHLB): Ditto.
1336 (IX86_BUILTIN_VPSHLW): Ditto.
1337 (IX86_BUILTIN_VPSHLD): Ditto.
1338 (IX86_BUILTIN_VPSHLQ): Ditto.
1339 (IX86_BUILTIN_VPSHAB): Ditto.
1340 (IX86_BUILTIN_VPSHAW): Ditto.
1341 (IX86_BUILTIN_VPSHAD): Ditto.
1342 (IX86_BUILTIN_VPSHAQ): Ditto.
1344 (IX86_BUILTIN_VFRCZSS): Ditto.
1345 (IX86_BUILTIN_VFRCZSD): Ditto.
1346 (IX86_BUILTIN_VFRCZPS): Ditto.
1347 (IX86_BUILTIN_VFRCZPD): Ditto.
1348 (IX86_BUILTIN_VFRCZPS256): Ditto.
1349 (IX86_BUILTIN_VFRCZPD256): Ditto.
1351 (IX86_BUILTIN_VPCOMEQUB): Ditto.
1352 (IX86_BUILTIN_VPCOMNEUB): Ditto.
1353 (IX86_BUILTIN_VPCOMLTUB): Ditto.
1354 (IX86_BUILTIN_VPCOMLEUB): Ditto.
1355 (IX86_BUILTIN_VPCOMGTUB): Ditto.
1356 (IX86_BUILTIN_VPCOMGEUB): Ditto.
1357 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
1358 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
1360 (IX86_BUILTIN_VPCOMEQUW): Ditto.
1361 (IX86_BUILTIN_VPCOMNEUW): Ditto.
1362 (IX86_BUILTIN_VPCOMLTUW): Ditto.
1363 (IX86_BUILTIN_VPCOMLEUW): Ditto.
1364 (IX86_BUILTIN_VPCOMGTUW): Ditto.
1365 (IX86_BUILTIN_VPCOMGEUW): Ditto.
1366 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
1367 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
1369 (IX86_BUILTIN_VPCOMEQUD): Ditto.
1370 (IX86_BUILTIN_VPCOMNEUD): Ditto.
1371 (IX86_BUILTIN_VPCOMLTUD): Ditto.
1372 (IX86_BUILTIN_VPCOMLEUD): Ditto.
1373 (IX86_BUILTIN_VPCOMGTUD): Ditto.
1374 (IX86_BUILTIN_VPCOMGEUD): Ditto.
1375 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
1376 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
1378 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
1379 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
1380 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
1381 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
1382 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
1383 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
1384 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
1385 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
1387 (IX86_BUILTIN_VPCOMEQB): Ditto.
1388 (IX86_BUILTIN_VPCOMNEB): Ditto.
1389 (IX86_BUILTIN_VPCOMLTB): Ditto.
1390 (IX86_BUILTIN_VPCOMLEB): Ditto.
1391 (IX86_BUILTIN_VPCOMGTB): Ditto.
1392 (IX86_BUILTIN_VPCOMGEB): Ditto.
1393 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
1394 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
1396 (IX86_BUILTIN_VPCOMEQW): Ditto.
1397 (IX86_BUILTIN_VPCOMNEW): Ditto.
1398 (IX86_BUILTIN_VPCOMLTW): Ditto.
1399 (IX86_BUILTIN_VPCOMLEW): Ditto.
1400 (IX86_BUILTIN_VPCOMGTW): Ditto.
1401 (IX86_BUILTIN_VPCOMGEW): Ditto.
1402 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
1403 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
1405 (IX86_BUILTIN_VPCOMEQD): Ditto.
1406 (IX86_BUILTIN_VPCOMNED): Ditto.
1407 (IX86_BUILTIN_VPCOMLTD): Ditto.
1408 (IX86_BUILTIN_VPCOMLED): Ditto.
1409 (IX86_BUILTIN_VPCOMGTD): Ditto.
1410 (IX86_BUILTIN_VPCOMGED): Ditto.
1411 (IX86_BUILTIN_VPCOMFALSED): Ditto.
1412 (IX86_BUILTIN_VPCOMTRUED): Ditto.
1414 (IX86_BUILTIN_VPCOMEQQ): Ditto.
1415 (IX86_BUILTIN_VPCOMNEQ): Ditto.
1416 (IX86_BUILTIN_VPCOMLTQ): Ditto.
1417 (IX86_BUILTIN_VPCOMLEQ): Ditto.
1418 (IX86_BUILTIN_VPCOMGTQ): Ditto.
1419 (IX86_BUILTIN_VPCOMGEQ): Ditto.
1420 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
1421 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
1423 (enum multi_arg_type): New enum for describing the various XOP
1424 intrinsic argument types.
1425 (bdesc_multi_arg): New table for XOP intrinsics.
1426 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
1427 (ix86_expand_multi_arg_builtin): New function for creating XOP
1430 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
1431 (xop_pmacsww): Ditto.
1432 (xop_pmacssww): Ditto.
1433 (xop_pmacsdd): Ditto.
1434 (xop_pmacssdd): Ditto.
1435 (xop_pmacssdql): Ditto.
1436 (xop_pmacssdqh): Ditto.
1437 (xop_pmacsdql): Ditto.
1438 (xop_pmacsdql_mem): Ditto.
1439 (xop_mulv2div2di3_low): Ditto.
1440 (xop_pmacsdqh): Ditto.
1441 (xop_pmacsdqh_mem): Ditto.
1442 (xop_mulv2div2di3_high): Ditto.
1443 (xop_pmacsswd): Ditto.
1444 (xop_pmacswd): Ditto.
1445 (xop_pmadcsswd): Ditto.
1446 (xop_pmadcswd): Ditto.
1447 (xop_pcmov_<mode>): Ditto.
1448 (xop_pcmov_<mode>256): Ditto.
1449 (xop_phaddbw): Ditto.
1450 (xop_phaddbd): Ditto.
1451 (xop_phaddbq): Ditto.
1452 (xop_phaddwd): Ditto.
1453 (xop_phaddwq): Ditto.
1454 (xop_phadddq): Ditto.
1455 (xop_phaddubw): Ditto.
1456 (xop_phaddubd): Ditto.
1457 (xop_phaddubq): Ditto.
1458 (xop_phadduwd): Ditto.
1459 (xop_phadduwq): Ditto.
1460 (xop_phaddudq): Ditto.
1461 (xop_phsubbw): Ditto.
1462 (xop_phsubwd): Ditto.
1463 (xop_phsubdq): Ditto.
1465 (rotl<mode>3): Ditto.
1466 (rotr<mode>3): Ditto.
1467 (xop_rotl<mode>3): Ditto.
1468 (xop_rotr<mode>3): Ditto.
1469 (vrotr<mode>3): Ditto.
1470 (vrotl<mode>3): Ditto.
1471 (xop_vrotl<mode>3): Ditto.
1472 (vlshr<mode>3): Ditto.
1473 (vashr<mode>3): Ditto.
1475 (xop_ashl<mode>3): Ditto.
1476 (xop_lshl<mode>3): Ditto.
1477 (ashlv16qi3): Ditto.
1478 (lshlv16qi3): Ditto.
1479 (ashrv16qi3): Ditto.
1481 (xop_frcz<mode>2): Ditto.
1482 (xop_vmfrcz<mode>2): Ditto.
1483 (xop_frcz<mode>2256): Ditto.
1484 (xop_maskcmp<mode>3): Ditto.
1485 (xop_maskcmp_uns<mode>3): Ditto.
1486 (xop_maskcmp_uns2<mode>3): Ditto.
1487 (xop_pcom_tf<mode>3): Ditto.
1489 * doc/invoke.texi (-mxop): Add documentation.
1490 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
1492 2009-11-03 Mark Mitchell <mark@codesourcery.com>
1495 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
1496 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
1497 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
1499 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
1502 * arm.md (peephole2 patterns for move and compare): New.
1504 2009-11-04 Nick Clifton <nickc@redhat.com>
1506 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
1507 Make sure that it does not allow CONST_DOUBLEs.
1508 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
1509 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
1510 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
1511 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
1512 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
1513 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
1514 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
1515 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
1516 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
1517 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
1518 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
1519 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
1520 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
1521 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
1522 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
1524 2009-11-04 Richard Guenther <rguenther@suse.de>
1526 PR tree-optimization/41919
1527 * tree-vrp.c (test_for_singularity): Properly compare values.
1529 2009-11-04 Revital Eres <eres@il.ibm.com>
1531 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1532 Consider peeling for alignment only for stores and remove
1533 redundant assignment.
1535 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
1538 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
1539 (m68k_ok_for_sibcall_p): Handle different result return locations.
1541 2009-11-04 Richard Guenther <rguenther@suse.de>
1543 * c-opts.c (c_common_post_options): Move LTO option processing
1545 * opts.c (decode_options): ... here.
1547 2009-11-04 Jakub Jelinek <jakub@redhat.com>
1549 * c-common.c (fold_offsetof_1): Use %wd instead of
1550 HOST_WIDE_INT_PRINT_DEC.
1552 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1554 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
1557 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1559 * config.gcc (vax-*-linux*): Keep the original contents of
1560 tmake_file while adding vax/t-linux.
1562 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
1566 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
1567 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
1568 (STACK_CHECK_MOVING_SP): Likewise.
1569 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
1570 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
1571 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
1572 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
1573 Document PROBE_STACK.
1574 * explow.c (anti_adjust_stack_and_probe): New function.
1575 (allocate_dynamic_stack_space): Do not directly allocate space if
1576 STACK_CHECK_MOVING_SP, instead invoke above function.
1577 (emit_stack_probe): Handle probe_stack insn.
1578 (PROBE_INTERVAL): New macro.
1579 (STACK_GROW_OPTAB): Likewise.
1580 (STACK_GROW_OFF): Likewise.
1581 (probe_stack_range): Use Pmode and memory_address consistently. Fix
1582 loop condition in the small constant case. Rewrite in the general
1583 case to be immune to wraparounds. Make sure the address of probes
1584 is valid. Try to use [base + disp] addressing mode if possible.
1585 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
1586 checking is enabled and STACK_CHECK_MOVING_SP.
1587 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
1588 return 1 for volatile references to the stack pointer.
1589 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
1590 __builtin_alloca if stack checking is enabled.
1591 * unwind-dw2.c (uw_identify_context): Take into account whether the
1592 context is that of a signal frame or not.
1593 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
1594 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
1596 2009-11-03 Jakub Jelinek <jakub@redhat.com>
1598 PR rtl-optimization/41917
1599 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
1600 operand isn't known to be 0, return 1.
1602 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1604 * config/mips/mips.md: Fix typos.
1606 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1608 * doc/invoke.texi: Fix typo.
1610 2009-11-03 Paul Brook <paul@codesourcery.com>
1612 * config/arm/neon.ml (vectype): Add T_floatSF.
1613 (string_of_vectype): Ditto.
1614 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
1615 (deftypes): Use float for float32_t.
1616 * config/arm/arm_neon.h: Regenerate.
1618 2009-11-03 Nick Clifton <nickc@redhat.com>
1619 Kevin Buettner <kevinb@redhat.com>
1621 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
1622 order of expected registers.
1623 (rx_load_multiple_vector): Likewise.
1624 (rx_rtsd_vector): Likewise.
1625 * config/rx/rx.c (rx_cpu_type): New variable.
1626 (rx_print_operand): Fix bug printing 64-bit constant values.
1627 (rx_emit_stack_pushm): Reverse order of pushed registers.
1628 (gen_rx_store_vector): Likewise.
1629 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
1631 (is_exception_func): Rename to is_interrupt_func and only accept
1632 "interrupt" as the attribute name.
1633 (rx_get_stack_layout): Use new function name.
1634 (rx_func_attr_inlinable): Likewise.
1635 (rx_attribute_table): Remove "exception".
1636 (rx_expand_prologue): If necessary push the accumulator register
1637 in the prologue of interrupt functions.
1638 (rx_expand_epilogue): If necessary pop the accumulator.
1639 (rx_builtins): Add RX_BUILTIN_MVTIPL.
1640 (rx_expand_builtin_stz): Remove.
1641 (rx_expand_builtin_mvtipl): New function.
1642 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
1643 (rx_expand_builtin): Likewise.
1644 (rx_enable_fpu): New variable.
1645 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
1646 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
1647 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
1648 (enum rx_cpu_types): Define.
1649 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
1650 (INCOMING_FRAME_SP_OFFSET): Define.
1651 (ARG_POINTER_CFA_OFFSET): Define.
1652 (FRAME_POINTER_CFA_OFFSET): Define.
1653 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
1654 (ALLOW_RX_FPU_INSNS): Define.
1655 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
1656 fast_math_flags_set_p.
1657 (UNSPEC_BUILTIN_MVTIPL): Define.
1658 (revl): Rename to bswapsi2.
1659 (bswaphi2): New pattern.
1660 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
1661 (mvtaclo): Likewise.
1663 (mvtc): Remove clobber of cc0.
1666 * config/rx/rx.opt (mieee): Remove.
1671 (msave-acc-in-interrupts): Add.
1672 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
1673 (MULTILIB_DIRS): Likewise.
1674 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
1675 * doc/extend.texi: Remove description of "exception" function
1677 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1678 -msave-acc-in-interrupts options.
1680 2009-11-03 Richard Guenther <rguenther@suse.de>
1682 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1684 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1687 * c-common.c (fold_offsetof_1): Issue errors when the member
1688 designator of the offsetof expression is not legitimate.
1690 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1692 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1693 names instead of numerical constants.
1694 (sse_prologue_save): Ditto.
1695 (*sse_prologue_save_insn): Ditto.
1697 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1700 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1701 (TARGET_CALL_ESP): New define.
1702 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1704 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1705 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1706 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1708 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1709 New patterns, use "lsm" as operand 1 constraint.
1710 * config/i386/predicates.md (call_insn_operand): Depend on
1711 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1713 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1715 PR tree-optimization/41857
1716 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1717 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1719 * tree-ssa-address.c (move_hint_to_base): New function.
1720 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1721 address space associated with TYPE.
1722 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1723 most_expensive_mult_to_index. Call move_hint_to_base.
1724 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1725 TYPE to addr_to_parts.
1727 2009-11-02 Martin Jambor <mjambor@suse.cz>
1729 PR tree-optimization/41750
1730 * tree-sra.c (analyze_modified_params): Loop over all
1731 representatives of components of a parameter.
1733 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1735 PR tree-optimization/41841
1736 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1737 local variables of not yet materialized clones.
1740 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1741 for a VOIDmode variable.
1744 * c-pragma.c (visstack): Change into vector of ints rather than
1745 enum symbol_visibility.
1746 (push_visibility): Add kind argument, push default_visibility together
1748 (pop_visibility): Add kind argument, return true if successful, fail
1749 if visibility stack is empty or if stack top is of different kind.
1750 (handle_pragma_visibility): Don't check length of visstack, instead
1751 call pop_visibility and issue diagnostics if it failed. Pass 0
1752 as last argument to push_visibility and pop_visibility.
1753 * c-pragma.h (push_visibility): Add kind argument.
1754 (pop_visibility): Likewise. Return bool instead of void.
1756 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1758 * tree.def (TARGET_MEM_REF): Update comment.
1759 * alias.c (get_alias_set): Retrieve the original memory reference for
1760 a TARGET_MEM_REF before proceeding.
1762 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1764 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1765 frv_function_value_regno_p): New functions.
1766 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1767 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1768 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1769 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1771 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1773 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1774 new 'outgoing' argument.
1775 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1776 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1777 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1778 LIBCALL_VALUE): Remove.
1779 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1780 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1781 (mh10300_function_value_regno_p): Declare.
1783 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1785 * config/arm/cortex-a9.md: New - integer pipeline description.
1787 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1789 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1790 aborting if the sizes of the two references don't match.
1792 2009-10-31 Toon Moene <toon@moene.org>
1794 * ipa-inline.c (cgraph_decide_inlining):
1795 Include reason for not inlining called-once functions in dump file.
1797 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1799 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1800 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1801 (LINK_SPEC): BE_LINK_SPEC added.
1803 2009-10-30 Richard Guenther <rguenther@suse.de>
1806 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1808 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1810 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1811 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1814 2009-10-30 Martin Jambor <mjambor@suse.cz>
1816 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1818 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1821 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1822 first. Move assert on stack_alignment_estimated just before
1823 setting stack_realign_needed.
1824 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1825 Don't call update_stack_boundary.
1827 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1828 (verride_options): Don't check ix86_force_align_arg_pointer here.
1829 (ix86_function_ok_for_sibcall): Use it.
1830 (ix86_update_stack_boundary): Likewise.
1832 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1834 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1836 * arm.md (QHSI): New mode iterator.
1837 (movqi): If generating for thumb, then truncate any immediate to
1839 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1841 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1844 2009-10-29 Cary Coutant <ccoutant@google.com>
1847 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1848 locations in the source).
1849 (store_vcall_insn): New function.
1850 (lookup_vcall_insn): New function.
1851 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1852 (dwarf2out_copy_call_info): New function.
1853 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1854 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1855 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1856 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1857 (debug_nothing_rtx_rtx): New dummy hook.
1858 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1859 (xcoff_debug_hooks): Likewise.
1860 * sdbout.c (sdb_debug_hooks): Likewise.
1861 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1863 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1865 * doc/invoke.texi (mmcount-ra-address): Document new command line
1867 * config/mips/mips.opt (mmcount-ra-address): New option.
1868 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1870 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1872 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1873 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1875 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1876 mips_function_profiler.
1878 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1882 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1883 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1884 * optc-gen.awk (cl_target_option_restore): Include call to
1885 targetm.override_options_after_change.
1886 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1887 * target.h (override_options_after_change): New.
1888 * c-common.c (parse_optimize_options): Call
1889 targetm.override_options_after_change.
1890 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1891 (ia64_override_options_after_change): New.
1892 (ia64_override_options) Add call to above.
1894 2009-10-29 Michael Matz <matz@suse.de>
1896 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1897 (gate_convert_to_rsqrt): Ditto.
1898 (pass_convert_to_rsqrt): Ditto.
1899 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1900 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1903 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1905 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1907 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1910 2009-10-29 Martin Jambor <mjambor@suse.cz>
1912 PR tree-optimization/41775
1913 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1914 (generate_subtree_copies): Do not unshare agg.
1915 (load_assign_lhs_subreplacements): Do not unshare rhs.
1916 (sra_modify_assign): Do not unshare exprs.
1917 (propagate_subacesses_accross_link): Renamed to
1918 propagate_subaccesses_across_link.
1920 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1922 * arm.c (count_insns_for_constant): Rework to support counting for
1923 thumb2 immediates as well.
1924 (find_best_start): Split out from arm_gen_constant.
1925 (arm_gen_constant): Rework to support XOR with immediate.
1927 2009-10-29 Chao-ying Fu <fu@mips.com>
1929 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1931 (mips_expand_synci_loop): Use the length rtx to control the
1932 synci loop from the begin rtx that points to the first byte of
1935 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1937 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1939 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1941 * dbxout.c (dbxout_common_check): Accept non public trees.
1942 * dwarf2out.c (fortran_common): Accept non public trees.
1944 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1946 * common.opt (fuse-linker-plugin): New option.
1947 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1949 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1951 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1953 PR rtl-optimization/39715
1954 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1955 (gen_cstoresi_ltu_thumb1): New splitter.
1957 2009-10-28 Richard Guenther <rguenther@suse.de>
1961 * tree-ssa.c (useless_type_conversion_p): Do not treat
1962 conversions to pointers to incomplete types as useless.
1963 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1966 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1968 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1969 vt_expand_loc unnecessarily when location is not a register nor
1973 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1974 fields don't have DECL_NAME.
1977 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1978 call convert_memory_address on addr.
1981 * config/i386/i386.c (ix86_pic_register_p): Don't call
1982 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1984 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1986 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1987 a variable part from its REG, MEM or VALUE.
1989 2009-10-28 Richard Guenther <rguenther@suse.de>
1991 * gimple.c (gimple_get_alias_set): Fix comment typo.
1993 2009-10-28 Richard Guenther <rguenther@suse.de>
1995 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1996 (free_lang_data): Unconditionally compute alias sets for all
1997 standard integer types. Bail out if gate bailed out previously.
1998 Do not reset the types_compatible_p langhook.
1999 (gate_free_lang_data): Remove.
2000 (struct pass_ipa_free_lang_data): Enable unconditionally.
2001 * gimple.c (gimple_get_alias_set): Use the same alias-set for
2004 2009-10-28 Richard Guenther <rguenther@suse.de>
2007 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
2008 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
2009 (call_may_clobber_ref_p_1): Likewise.
2010 * tree-ssa-structalias.c (find_func_aliases): Likewise.
2011 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
2013 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2015 PR rtl-optimization/41812
2018 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2020 * df-problems.c (df_md_scratch): New.
2021 (df_md_alloc, df_md_free): Allocate/free it.
2022 (df_md_local_compute): Only include live registers in init.
2023 (df_md_transfer_function): Prune the in-set computed by
2024 the confluence function, and the gen-set too.
2026 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2028 PR rtl-optimization/39715
2029 * combine.c (simplify_comparison): Use extensions to
2030 widen comparisons. Try an ANDing first.
2032 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2034 PR rtl-optimization/40741
2035 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
2036 a small constant is cheap.
2037 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
2038 force_reg on the LHS.
2039 (xorsi3): Likewise, and split the XOR if the constant is complex
2040 and not in Thumb mode.
2042 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2044 * expmed.c (emit_store_flag): Check costs before
2045 transforming to the opposite representation.
2047 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2049 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
2050 cstore result to DImode.
2052 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
2054 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
2055 inside the unspec vector.
2057 2009-10-27 Richard Henderson <rth@redhat.com>
2059 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
2061 2009-10-27 Richard Henderson <rth@redhat.com>
2064 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
2065 eh_region_may_contain_throw; update users.
2066 (eh_region_may_contain_throw): New function.
2067 (lower_catch): Check flag_exceptions before creating exception region.
2068 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
2069 (lower_cleanup): Tidy existing flag_exceptions check to match.
2071 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
2074 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
2075 * config/i386/mingw.opt: Add fset-stack-executable.
2076 * config/i386/i386.c (ix86_trampoline_init): Make call to
2077 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
2078 defined and its value is not zero.
2081 2009-10-27 Richard Guenther <rguenther@suse.de>
2083 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
2084 handle calls to externally visible functions like in regular mode.
2085 (create_variable_info_for): Do not create function infos here.
2086 (have_alias_info): Remove write-only variable.
2087 (solve_constraints): New function split out from common code
2088 in compute_points_to_sets and ipa_pta_execute.
2089 (compute_points_to_sets): Adjust.
2090 (ipa_pta_execute): Likewise. Handle clones and externally visible
2091 functions like in non-IPA mode.
2093 2009-10-27 Jakub Jelinek <jakub@redhat.com>
2096 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
2099 2009-10-27 Richard Guenther <rguenther@suse.de>
2101 * tree-complex.c (expand_complex_div_wide): Check for
2102 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
2104 2009-10-27 Revital Eres <eres@il.ibm.com>
2106 PR tree-optimization/40648
2107 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2108 Change decision of when to peel for alignment.
2110 2009-10-27 Richard Guenther <rguenther@suse.de>
2113 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
2115 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
2118 * fold-const.c (fold_binary_loc): Do not call
2119 protected_set_expr_location.
2121 2009-10-27 Wei Guozhi <carrot@google.com>
2124 * target.h (have_conditional_execution): Add a new target hook
2126 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
2127 * targhooks.h (default_have_conditional_execution): Likewise.
2128 * targhooks.c (default_have_conditional_execution): Likewise.
2129 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
2130 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
2131 (arm_have_conditional_execution): New function.
2132 * ifcvt.c (noce_process_if_block, find_if_header,
2133 cond_exec_find_if_block, dead_or_predicable): Change the usage of
2134 macro HAVE_conditional_execution to a target hook call.
2135 * recog.c (peephole2_optimize): Likewise.
2136 * sched-rgn.c (add_branch_dependences): Likewise.
2137 * final.c (asm_insn_count, final_scan_insn): Likewise.
2138 * bb-reorder.c (HAVE_conditional_execution): Remove it.
2140 2009-10-26 Ben Elliston <bje@au.ibm.com>
2141 Michael Meissner <meissner@linux.vnet.ibm.com>
2142 Ulrich Weigand <uweigand@de.ibm.com>
2144 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
2145 * config/spu/spu_cache.h: New file.
2147 * config/spu/cachemgr.c: New file.
2148 * config/spu/cache.S: New file.
2150 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
2151 (ADDR_SPACE_EA): Define.
2152 (TARGET_ADDR_SPACE_KEYWORDS): Define.
2153 * config/spu/spu.c (EAmode): New macro.
2154 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2155 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2156 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
2157 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2158 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2159 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2160 (TARGET_ASM_SELECT_SECTION): Likewise.
2161 (TARGET_ASM_UNIQUE_SECTION): Likewise.
2162 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
2163 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
2164 (ea_symbol_ref): New function.
2165 (spu_legitimate_constant_p): Handle __ea qualified addresses.
2166 (spu_addr_space_legitimate_address_p): New function.
2167 (spu_addr_space_legitimize_address): Likewise.
2168 (cache_fetch): New global.
2169 (cache_fetch_dirty): Likewise.
2170 (ea_alias_set): Likewise.
2171 (ea_load_store): New function.
2172 (ea_load_store_inline): Likewise.
2173 (expand_ea_mem): Likewise.
2174 (spu_expand_mov): Handle __ea qualified memory references.
2175 (spu_addr_space_pointer_mode): New function.
2176 (spu_addr_space_address_mode): Likewise.
2177 (spu_addr_space_subset_p): Likewise.
2178 (spu_addr_space_convert): Likewise.
2179 (spu_section_type_flags): Handle "._ea" section.
2180 (spu_select_section): New function.
2181 (spu_unique_section): Likewise.
2182 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
2183 and __EA64__ predefined macros.
2184 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
2185 -matomic-updates switches.
2187 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
2188 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
2189 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
2190 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
2191 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
2192 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
2193 $(T)cache128k.o): Likewise.
2194 ($(T)libgcc_%.a): Likewise.
2196 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
2197 * config/spu/spu.opt (-mea32/-mea64): Add switches.
2198 (-maddress-space-conversion): Likewise.
2199 (-mcache-size=): Likewise.
2200 (-matomic-updates): Likewise.
2201 * doc/invoke.texi (-mea32/-mea64): Document.
2202 (-maddress-space-conversion): Likewise.
2203 (-mcache-size=): Likewise.
2204 (-matomic-updates): Likewise.
2206 2009-10-26 Ben Elliston <bje@au.ibm.com>
2207 Michael Meissner <meissner@linux.vnet.ibm.com>
2208 Ulrich Weigand <uweigand@de.ibm.com>
2210 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
2212 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
2213 defined, add the named address space keywords.
2214 (c_addr_space_name): New function.
2215 (complete_array_type): Preserve named address space.
2216 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
2217 instead of targetm.valid_pointer_mode.
2219 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
2220 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
2221 (ADDR_SPACE_KEYWORD): New macro.
2222 (c_addr_space_name): Add prototype.
2224 * c-tree.h (struct c_declspecs): Add address_space member.
2225 (declspecs_add_addrspace): Add prototype.
2227 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
2229 * c-parser.c (c_parse_init): Add assertion.
2230 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
2231 (c_lex_one_token): Handle address space keywords.
2232 (c_token_starts_typename): Likewise.
2233 (c_token_starts_declspecs): Likewise.
2234 (c_parser_declspecs): Likewise.
2235 (c_parser_postfix_expression_after_paren_type): Diagnose compound
2236 literal within function qualified with named address space.
2238 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
2239 address space qualifiers.
2240 (shadow_tag_warned): Warn about useless address space qualifiers.
2241 (quals_from_declspecs): Handle address space qualifiers.
2242 (grokdeclarator): Likewise.
2243 (build_null_declspecs): Likewise.
2244 (declspecs_add_addrspace): New function.
2246 * c-typeck.c (addr_space_superset): New function.
2247 (qualify_type): Handle named address spaces.
2248 (composite_type): Likewise.
2249 (common_pointer_type): Likewise.
2250 (comp_target_types): Likewise.
2251 (build_conditional_expr): Likewise.
2252 (handle_warn_cast_qual): Likewise.
2253 (build_c_cast): Likewise.
2254 (convert_for_assignment): Likewise.
2255 (build_binary_op): Likewise.
2256 (pointer_diff): Handle named address spaces. Use intermediate
2257 integer type of sufficient size if required.
2259 2009-10-26 Ben Elliston <bje@au.ibm.com>
2260 Michael Meissner <meissner@linux.vnet.ibm.com>
2261 Ulrich Weigand <uweigand@de.ibm.com>
2263 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
2264 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2265 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2267 * target.h (struct target_def): Add pointer_mode, address_mode,
2268 and valid_pointer_mode to addr_space substructure.
2269 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2270 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2271 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2272 (TARGET_ADDR_SPACE_HOOKS): Add them.
2273 * targhooks.c (target_default_pointer_address_modes_p): New function.
2274 * target.h (target_default_pointer_address_modes_p): Add prototype.
2275 * targhooks.c (default_addr_space_pointer_mode): New function.
2276 (default_addr_space_address_mode): Likewise.
2277 (default_addr_space_valid_pointer_mode): Likewise.
2278 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
2279 (default_addr_space_address_mode): Likewise.
2280 (default_addr_space_valid_pointer_mode): Likewise.
2281 * output.h (default_valid_pointer_mode): Move to ...
2282 * targhooks.h (default_valid_pointer_mode): ... here.
2283 * varasm.c (default_valid_pointer_mode): Move to ...
2284 * targhooks.c (default_valid_pointer_mode): ... here.
2286 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
2287 instead of targetm.valid_pointer_mode.
2289 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
2290 * tree.c (integer_pow2p): Likewise.
2291 (tree_log2): Likewise.
2292 (tree_floor_log2): Likewise.
2293 (signed_or_unsigned_type_for): Support pointer type of different size.
2294 (int_or_pointer_precision): New function.
2295 * tree.h (int_or_pointer_precision): Add prototype.
2296 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
2297 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
2298 incoming pointer type instead of POINTER_SIZE.
2300 * tree.c (build_pointer_type): Use appropriate pointer mode
2301 instead of ptr_mode.
2302 (build_reference_type): Likewise.
2303 * expr.c (store_expr): Likewise.
2304 (expand_expr_addr_expr): Likewise.
2305 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
2306 * cfgexpand.c (expand_debug_expr): Likewise.
2308 * auto-inc-dec.c: Include "target.h".
2309 (try_merge): Use appropriate address mode instead of Pmode.
2310 (find_inc): Likewise.
2311 * combine.c (find_split_point): Likewise.
2312 * cselib.c (cselib_record_sets): Likewise.
2313 * dse.c (replace_inc_dec): Likewise.
2314 (canon_address): Likewise.
2315 * var-tracking.c (replace_expr_with_values): Likewise.
2316 (count_uses): Likewise.
2317 (add_uses): Likewise.
2318 (add_stores): Likewise.
2319 * emit-rtl.c: Include "target.h".
2320 (adjust_address_1): Use appropriate address mode instead of Pmode.
2321 (offset_address): Likewise.
2322 * explow.c (break_out_memory_refs): Likewise.
2323 (memory_address_addr_space): Likewise.
2324 (promote_mode): Likewise.
2325 * expr.c (move_by_pieces): Likewise.
2326 (emit_block_move_via_loop): Likewise.
2327 (store_by_pieces): Likewise.
2328 (store_by_pieces_1): Likewise.
2329 (expand_assignment): Likewise.
2330 (store_constructor): Likewise.
2331 (expand_expr_addr_expr): Likewise.
2332 (expand_expr_real_1): Likewise.
2333 * cfgexpand.c (expand_debug_expr): Likewise.
2334 * ifcvt.c (noce_try_cmove_arith): Likewise.
2335 * regcprop.c (kill_autoinc_value): Likewise.
2336 * regmove.c (try_auto_increment): Likewise.
2337 * reload.c (find_reloads): Likewise.
2338 (find_reloads_address): Likewise.
2339 (find_reloads_address_1): Likewise.
2340 * sched-deps.c: Include "target.h".
2341 (sched_analyze_1): Use appropriate address mode instead of Pmode.
2342 (sched_analyze_2): Likewise.
2343 * sel-sched-dump.c: Include "target.h".
2344 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
2345 * stor-layout.c (layout_type): Likewise.
2346 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2347 (multiplier_allowed_in_address_p): Likewise.
2348 (get_address_cost): Likewise.
2349 * varasm.c (make_decl_rtl): Likewise.
2351 * expr.c (expand_assignment): Always convert offsets to appropriate
2353 (store_expr): Likewise.
2354 (store_constructor): Likewise.
2355 (expand_expr_real_1): Likewise.
2357 * reload.h (form_sum): Add MODE argument.
2358 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
2359 Update recursive calls.
2360 (subst_indexed_address): Update calls to form_sum.
2362 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
2363 * tree-ssa-address.c: Include "target.h".
2364 (templates): Replace by ...
2365 (mem_addr_template_list): ... this new vector.
2366 (TEMPL_IDX): Handle address space numbers.
2367 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
2368 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
2369 instead of global cache. Update call to gen_addr_rtx.
2370 (valid_mem_ref_p): Update call to addr_for_mem_ref.
2371 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
2373 * rtl.h (convert_memory_address_addr_space): Add prototype.
2374 (convert_memory_address): Define as macro.
2375 * explow.c (convert_memory_address): Rename to ...
2376 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
2377 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
2378 Update recursive calls.
2379 (memory_address_addr_space): Call convert_memory_address_addr_space.
2380 * expmed.c (make_tree): Likewise.
2381 * expr.c (expand_assignment): Likewise.
2382 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
2383 (expand_expr_addr_expr): Likewise. Also, update call.
2385 * alias.c (find_base_value): Guard pointer size optimizations.
2386 (find_base_term): Likewise.
2387 * rtlanal.c (nonzero_bits1): Likewise.
2388 (num_sign_bit_copies1): Likewise.
2389 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2391 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
2392 (emit-rtl.o): Likewise.
2393 (auto-inc-dec.o): Likewise.
2394 (sched-deps.o): Likewise.
2396 2009-10-26 Ben Elliston <bje@au.ibm.com>
2397 Michael Meissner <meissner@linux.vnet.ibm.com>
2398 Ulrich Weigand <uweigand@de.ibm.com>
2400 * doc/extend.texi (Named Address Spaces): New section.
2401 * coretypes.h (addr_space_t): New type.
2402 (ADDR_SPACE_GENERIC): New define.
2403 (ADDR_SPACE_GENERIC_P): New macro.
2405 * doc/tm.texi (Named Address Spaces): New section.
2406 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
2407 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
2408 (TARGET_ADDR_SPACE_SUBSET_P): Document.
2409 (TARGET_ADDR_SPACE_CONVERT): Document.
2410 * target.h (struct gcc_target): Add addr_space substructure.
2411 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
2412 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2413 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2414 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2415 (TARGET_ADDR_SPACE_HOOKS): Likewise.
2416 (TARGET_INITIALIZER): Initialize addr_space hooks.
2417 * targhooks.c (default_addr_space_legitimate_address_p): New function.
2418 (default_addr_space_legitimize_address): Likewise.
2419 (default_addr_space_subset_p): Likewise.
2420 (default_addr_space_convert): Likewise.
2421 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
2422 (default_addr_space_legitimize_address): Likewise.
2423 (default_addr_space_subset_p): Likewise.
2424 (default_addr_space_convert): Likewise.
2426 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
2427 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
2428 (MEM_ADDR_SPACE): New macro.
2429 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
2430 address space memory attribute.
2431 (mem_attrs_htab_hash): Handle address space memory attribute.
2432 (mem_attrs_htab_eq): Likewise.
2433 (set_mem_attributes_minus_bitpos): Likewise.
2434 (set_mem_alias_set): Likewise.
2435 (set_mem_align): Likewise.
2436 (set_mem_expr): Likewise.
2437 (set_mem_offset): Likewise.
2438 (set_mem_size): Likewise.
2439 (adjust_address_1): Likewise.
2440 (offset_address): Likewise.
2441 (widen_memoy_address): Likewise.
2442 (get_spill_slot_decl): Likewise.
2443 (set_mem_attrs_for_spill): Likewise.
2444 (set_mem_addr_space): New function.
2445 * emit-rtl.h (set_mem_addr_space): Add prototype.
2446 * print-rtl.c (print_rtx): Print address space memory attribute.
2447 * expr.c (expand_assignment): Set address space memory attribute
2448 of generated MEM RTXes as appropriate.
2449 (expand_expr_real_1): Likewise.
2450 * cfgexpand.c (expand_debug_expr): Likewise.
2451 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2453 * tree.h (struct tree_base): Add address_space bitfield. Reduce
2454 size of "spare" bitfield.
2455 (TYPE_ADDR_SPACE): New macro.
2456 (ENCODE_QUAL_ADDR_SPACE): Likewise.
2457 (DECODE_QUAL_ADDR_SPACE): Likewise.
2458 (CLEAR_QUAL_ADDR_SPACE): Likewise.
2459 (KEEP_QUAL_ADDR_SPACE): Likewise.
2460 (TYPE_QUALS): Encode type address space.
2461 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
2462 * tree.c (set_type_quals): Set type address space.
2463 (build_array_type): Inherit array address space from element type.
2464 * print-tree.c (print_node_brief): Print type address space.
2465 (print_node): Likewise.
2466 * tree-pretty-print.c (dump_generic_node): Likewise.
2468 * explow.c (memory_address): Rename to ...
2469 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
2470 Use address-space aware variants of memory address routines.
2471 * recog.c (memory_address_p): Rename to ...
2472 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2473 Use address-space aware variants of memory address routines.
2474 (offsettable_address_p): Rename to ...
2475 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
2476 Use address-space aware variants of memory address routines.
2477 * reload.c (strict_memory_address_p): Rename to ...
2478 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2479 Use address-space aware variants of memory address routines.
2480 (maybe_memory_address_p): Rename to ...
2481 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2482 Use address-space aware variants of memory address routines.
2483 * expr.h (memory_address_addr_space): Add prototype.
2484 (memory_address): Define as macro.
2485 * recog.h (memory_address_addr_space_p): Add prototype.
2486 (memory_address_p): Define as macro.
2487 (offsettable_address_addr_space_p): Add prototype.
2488 (offsettable_address_p): Define as macro.
2489 (strict_memory_address_addr_space_p): Add prototype.
2490 (strict_memory_address_p): Define as macro.
2492 * combine.c (find_split_point): Use address-space aware variants
2493 of memory address routines.
2494 * emit-rtl.c (operand_subword): Likewise.
2495 (change_address_1): Likewise.
2496 (adjust_address_1): Likewise.
2497 (offset_address): Likewise.
2498 * expr.c (emit_move_insn): Likewise.
2499 (expand_assignment): Likewise.
2500 (expand_expr_real_1): Likewise.
2501 * recog.c (verify_changes): Likewise.
2502 (general_operand): Likewise.
2503 (offsettable_memref_p): Likewise.
2504 (offsettable_nonstrict_memref_p): Likewise.
2505 (constrain_operands): Likewise.
2506 * reload.c (get_secondary_mem): Likewise.
2507 (find_reloads_toplev): Likewise.
2508 (find_reloads_address): Likewise.
2509 (find_reloads_subreg_address): Likewise.
2510 * reload1.c (reload): Likewise.
2511 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2512 * rtl.h (address_cost): Add ADDRSPACE argument.
2513 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
2514 aware variant of memory address routines.
2515 * loop-invariant.c (create_new_invariant): Update address_cost call.
2516 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
2517 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
2518 Use address-space aware variant of memory address routines.
2519 (propagate_rtx_1): Update call to should_replace_address.
2520 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
2522 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
2523 ADDRSPACE argument. Use per-address-space instead of global cache.
2524 Use address-space aware variant of memory address routines.
2525 (get_address_cost): Likewise.
2526 (get_computation_cost_at): Update calls.
2527 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
2528 Use address-space aware variant of memory address routines.
2529 (create_mem_ref_raw): Update call to valid_mem_ref_p.
2530 (most_expensive_mult_to_index): Update call to
2531 multiplier_allowed_in_address_p.
2533 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
2534 attribute to indicate named address spaces.
2536 * varasm.c (get_variable_section): DECLs in named address spaces
2539 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
2540 for addresses in a non-generic address space.
2542 * expr.c (emit_block_move_hints): Do not use libcalls for
2543 memory in non-generic address spaces.
2544 (clear_storage_hints): Likewise.
2545 (expand_assignment): Likewise.
2547 * fold-const.c (operand_equal_p): Expressions refering to different
2548 address spaces are not equivalent.
2550 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
2551 spaces are not equivalent.
2552 (rtx_equal_p): Likewise.
2553 * cse.c (exp_equiv_p): Likewise.
2554 * jump.c (rtx_renumbered_equal_p): Likewise.
2555 * reload.c (operands_match_p): Likewise.
2557 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
2558 address spaces may alias.
2559 (true_dependence): Likewise.
2560 (canon_true_dependence): Likewise.
2561 (write_dependence_p): Likewise.
2563 * dse.c (canon_address): Handle named address spaces.
2564 * ifcvt.c (noce_try_cmove_arith): Likewise.
2566 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
2567 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
2568 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
2569 to handle conversions between different address spaces.
2570 * fold-const.c (fold_convert_loc): Likewise.
2571 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
2572 * tree-pretty-print.c (dump_generic_node): Likewise.
2573 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
2574 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
2575 * tree-inline.c (estimate_operator_cost): Likewise.
2576 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
2577 to different address spaces are not useless.
2579 2009-10-26 Jakub Jelinek <jakub@redhat.com>
2582 * cfgcleanup.c (trivially_empty_bb_p): New function.
2583 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
2586 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
2587 add_name_and_src_coords_attributes, gen_namespace_die,
2588 dwarf2out_set_name): Handle dwarf2_name returning NULL.
2590 2009-10-26 Nick Clifton <nickc@redhat.com>
2592 * config.gcc: Add support for RX target.
2593 * config/rx: New directory.
2594 * config/rx/constraints.md: New file.
2595 * config/rx/predicates.md: New file.
2596 * config/rx/rx.c: New file.
2597 * config/rx/rx.h: New file.
2598 * config/rx/rx.md: New file.
2599 * config/rx/rx.opt: New file.
2600 * config/rx/rx-protos.h: New file.
2601 * config/rx/t-rx: New file.
2602 * doc/extend.texi: Document RX function attributes.
2603 * doc/invoke.texi: Document RX specific command line options.
2604 * doc/contrib.texi: Document RX contribution.
2605 * doc/md.texi: Document RX constraints.
2606 * doc/install.texi: Document RX support.
2608 2009-10-26 Michael Matz <matz@suse.de>
2610 PR tree-optimization/41783
2611 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
2612 case for simple diamonds.
2613 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
2614 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
2615 argument, use alias oracle to skip some vdefs.
2616 (phi_translate_1): Change call to above, don't allocate new
2617 value ids if they can stay the same.
2618 (compute_avail): Allow vuse walking when looking up references.
2620 2009-10-26 Richard Guenther <rguenther@suse.de>
2622 PR tree-optimization/41826
2623 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
2624 access to re-allocated vector fields.
2626 2009-10-26 Richard Guenther <rguenther@suse.de>
2628 * graphite-sese-to-poly.c (check_poly_representation): Fix
2629 compile without checking.
2631 2009-10-26 Janus Weil <janus@gcc.gnu.org>
2634 * gimple.h (tree_annotate_all_with_location): Remove prototype.
2635 * gimplify.c (tree_should_carry_location_p,
2636 tree_annotate_one_with_location,tree_annotate_all_with_location):
2637 Remove obsolete functions.
2639 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
2642 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2644 2009-10-25 Richard Guenther <rguenther@suse.de>
2646 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2647 Stream DECL_RESTRICTED_P.
2648 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2650 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2652 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
2653 a note when expanding to nothing.
2655 2009-10-25 Richard Guenther <rguenther@suse.de>
2658 * tree.c (find_decls_types_r): Deal with Java overloading
2659 BINFO_VIRTUALS for its own purpose.
2661 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
2663 * config/mips/predicates.md (hilo_operand): New predicate.
2664 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
2665 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
2666 splitter part from here ...:
2667 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
2668 op0 and op4 to match the DINS case.
2669 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2671 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2674 * avr.md (QIDI): Add new mode iterator.
2675 (sbrx_branch<mode>): Create new zero extract bit, test and jump
2676 patterns for all QI thru DI modes combinations.
2677 (sbrx_and_branch<mode>): Create new and based bit test and jump
2678 patterns for QI thru SI modes.
2679 avr.c (avr_out_sbxx_branch): Use only bit number.
2681 2009-10-24 Jan Hubicka <jh@suse.cz>
2683 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2685 (analyze_function): When analyzing noreturn nothrow call, do not
2686 compute written stats; free bitmaps of vars early if possible.
2687 (generate_summary): Only update bitmaps if computed.
2688 (propagate): Only dump bitmaps if computed.
2689 (ipa_reference_read_summary): Fix pasto.
2691 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2693 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2694 (aliasing_component_refs_p): ...this. Return true if there is no
2695 common base and the base access types have the same alias set.
2696 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2697 (indirect_refs_may_alias_p): Likewise.
2699 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2702 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2703 a C_MAYBE_CONST_EXPR.
2705 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2708 * config/rs6000/rs6000.c (struct machine_function): Add
2709 vsx_or_altivec_used_p to record if vector types are used.
2710 (rs6000_expand_to_rtl_hook): Rename from
2711 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2712 any vector operations, so if there are, we can set VRSAVE to
2713 non-zero when only floating point vector registers are used.
2714 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2715 (rs6000_check_vector_mode): Inner function to check if vector
2716 types are used in the code.
2717 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2718 vector instructions are used.
2720 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2721 Indicate that VSX registers which overlap floating point
2722 registers, can't be used across a call, since the ABI only states
2723 the scalar part of the register will be saved and restored.
2725 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2728 * alias.c (get_alias_set): Call langhook before returning 0 for
2729 types with structural equality.
2730 * c-common.c (c_common_get_alias_set): Use alias set of element
2731 type for arrays with structural comparison.
2733 2009-10-23 Richard Guenther <rguenther@suse.de>
2736 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2737 gimple_call_nothrow_p.
2739 2009-10-23 Richard Guenther <rguenther@suse.de>
2741 PR tree-optimization/41778
2742 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2743 redundancy along a path in the CFG we want to optimize for speed
2744 is going to be removed.
2745 (execute_pre): Do partial-PRE only if the function is to be
2746 optimized for speed.
2747 (gate_pre): Do not turn off all of PRE when not optimizing a
2750 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2752 * builtins.c (fold_builtin_cabs): Use validate_arg().
2753 (fold_builtin_cexp): Fix if-logic.
2754 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2756 2009-10-22 Jeff Law <law@redhat.com>
2758 * ira-lives.c (process_single_reg_class_operands): Update the
2759 hard reg costs for all the hard registers desired by the
2760 single reg class operand.
2762 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2764 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2765 for rtxes that aren't handled specially.
2767 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2769 * rtl.h (shallow_copy_rtvec): Declare.
2770 * rtl.c (shallow_copy_rtvec): New function.
2771 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2772 rtx field if the subrtx has changed.
2774 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2776 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2777 (m32c_function_value): Make static, add new 'outgoing' argument.
2778 (m32c_libcall_value): Make static, add new 'fun' argument.
2779 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2780 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2781 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2782 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2783 (m32c_function_value, m32c_libcall_value): Delete declaration.
2785 2009-10-22 Diego Novillo <dnovillo@google.com>
2787 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2789 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2791 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2794 2009-10-22 Richard Guenther <rguenther@suse.de>
2796 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2797 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2798 (lto_symtab_merge): Do not merge cgraph nodes here.
2799 (lto_symtab_resolve_can_prevail_p): Simplify.
2800 (lto_symtab_resolve_symbols): Store cgraph node.
2801 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2802 functions from the symtab.
2803 (lto_symtab_merge_cgraph_nodes_1): New function.
2804 (lto_symtab_merge_cgraph_nodes): Likewise.
2806 2009-10-22 Richard Guenther <rguenther@suse.de>
2809 * lto-streamer-out.c (lto_output_location): Stream the
2811 * lto-streamer-in.c (lto_input_location): Likewise.
2813 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2815 * cfgloopmanip.c (duplicate_subloops): Export.
2816 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2817 (transform_to_exit_first_loop): Duplicate bbs starting from
2818 header up to loop->latch instead of exit->src.
2819 Initialize control variable to the correct number of iterations.
2820 (gather_scalar_reductions): Do not register double reductions.
2821 (parallelize_loops): Dump which loop is tested.
2822 Indicate whether the parallelized loop is inner or not.
2823 Remove the innermost-loop requirement.
2824 * cfgloop.h (duplicate_subloops): Export.
2825 * tree-cfg.c (add_phi_args_after_redirect): New function.
2826 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2827 Call duplicate_subloops.
2828 Update number of iterations at the exit condition.
2829 Don't redirect nexits always to the loop exit.
2830 Redirect copied edges from latch to the loop exit.
2832 2009-10-22 Jan Hubicka <jh@suse.cz>
2834 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2836 * ipa-inline.c (cgraph_mark_inline_edge,
2837 cgraph_decide_inlining_of_small_function,
2838 cgraph_decide_inlining, inline_read_summary): Disable indirect
2839 inlining for WPA for time being.
2841 PR tree-optimize/40556
2842 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2844 2009-10-22 Richard Guenther <rguenther@suse.de>
2846 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2847 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2849 2009-10-22 Jan Hubicka <jh@suse.cz>
2852 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2854 (check_call): Handle only indirect calls.
2855 (propagate_bits): Update comment.
2856 (write_node_summary_p): Turn bogus check to assert.
2857 (ipa_reference_write_summary): Stream calls_read_all properly.
2858 (ipa_reference_read_summary): Stream in calls_read_all properly.
2859 (read_write_all_from_decl): New function.
2860 (propagate): Handle OVERWRITABLE nodes and external calls here.
2861 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2863 (analyze_function): Do not check visibility here.
2864 (add_new_function): We summary OVERWRITABLE too.
2865 (generate_summary): Stream OVERWRITABLE nodes too.
2866 (propagate): Handle external calls and OVERWRITABLE nodes here.
2867 (local_pure_const): Check visibility here.
2869 2009-10-22 Jan Hubicka <jh@suse.cz>
2871 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2872 (pass_ipa_cp): Register them.
2873 (ipcp_init_stage): Analyze all functions for whopr/lto.
2874 (ipcp_propagate_stage): Skip external calls.
2875 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2876 * ipa-reference.c (write_node_summary_p): Fix thinko about
2878 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2879 when in ltrans, skip executing of ipa passes since everything
2880 should've been done.
2881 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2882 (inline_generate_summary): Likewise.
2883 (inline_read_summary): New function.
2884 (inline_write_summary): New function.
2885 (pass_ipa_inline): Register new hooks.
2886 * ipa-prop.c: Inlcude lto-streamer.h
2887 (ipa_edge_args_vector): Update declaration.
2888 (ipa_count_arguments, ipa_compute_jump_functions,
2889 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2890 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2891 ipa_read_node_info): New static functions.
2892 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2893 (duplicate_array): Use xmalloc.
2894 (duplicate_ggc_array): New.
2895 (ipa_edge_duplication_hook): Use it.
2896 (ipa_update_after_lto_read): New function.
2897 * ipa-prop.h (ipa_prop_write_jump_functions,
2898 ipa_prop_read_jump_functions): Declare.
2899 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2900 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2901 (ipa_edge_args_vector): Move into GGC.
2902 (ipa_check_create_edge_args): Update.
2903 (ipa_update_after_lto_read): New.
2904 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2906 (ipa_read_summaries): When in ltrans, so not read summaries.
2907 * lto-streamer.c (lto_get_section_name): Add
2908 LTO_section_jump_functions.
2909 * lto-streamer.h (LTO_section_jump_functions): New section.
2910 (produce_asm): Declare.
2911 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2912 * lto-streamer-out.c (produce_asm): Export.
2913 * lto-streamer-in.c: Include tree-pass.h
2914 (input_function): Free dominance info when done.
2915 (lto_read_body): Push ipa_inline in ltrans stage.
2916 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2917 * Makefile.in (GTFILES): Add ipa-prop.h
2919 2009-10-22 Matthias Klose <doko@ubuntu.com>
2921 * doc/install.texi: Document --enable-browser-plugin.
2923 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2925 * doc/invoke.texi (fira-loop-pressure): Update default value.
2926 * opts.c (decode_options): Remove default value setting for
2927 flag_ira_loop_pressure.
2928 * config/ia64/ia64.c (ia64_override_options): Set
2929 flag_ira_loop_pressure up for -O3.
2930 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2932 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2934 PR tree-optimization/41497
2935 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2936 chrec_dont_know if the evolution function returned by follow_ssa_edge
2937 is constant in the analyzed loop and is not compatible with the
2938 initial value before the loop.
2939 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2941 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2943 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2945 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2948 * doc/invoke.texi: Document -print-multi-os-directory.
2950 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2953 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2954 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2955 when darwin_emit_unwind_label is used.
2957 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2959 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2962 2009-10-20 Richard Henderson <rth@redhat.com>
2964 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2965 before emit_post_landing_pad.
2967 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2969 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2970 Use when calling rtx_costs.
2971 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2972 global optimize_size. Pass speed to mips_binary_cost.
2974 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2976 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2979 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2981 * rtl.h (simplify_replace_fn_rtx): Declare.
2982 (wrap_constant, unwrap_constant): Delete.
2983 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2984 (expand_debug_expr): Don't call wrap_constant.
2985 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2986 (auto_adjust_pair): Fold into...
2987 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2988 Just return a new value.
2989 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2990 otherwise use simplify_replace_rtx.
2991 * cselib.c (wrap_constant): Reinstate old definition.
2992 (cselib_expand_value_rtx_1): Don't wrap constants.
2993 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2994 simplify_replace_rtx.
2995 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2996 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2997 Use simplify_replace_rtx.
2998 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
3000 (simplify_replace_rtx): ...here. Turn into a wrapper for
3001 simplify_replace_fn_rtx.
3002 (simplify_unary_operation): Don't unwrap CONSTs.
3003 * var-tracking.c (check_wrap_constant): Delete.
3004 (vt_expand_loc_callback): Don't call it.
3005 (vt_expand_loc): Likewise.
3007 2009-10-20 Pascal Obry <obry@adacore.com>
3008 Eric Botcazou <ebotcazou@adacore.com>
3010 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
3012 2009-10-20 Michael Matz <matz@suse.de>
3014 * loop-invariant.c (create_new_invariant): Use different magic number.
3016 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
3019 * arm.c (arm_override_options): Forcibly disable hot/cold block
3022 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3025 * haifa-sched.c (try_ready): Skip debug deps updating speculation
3028 2009-10-20 Richard Guenther <rguenther@suse.de>
3030 * ggc-page.c: Include cfgloop.h.
3031 (struct max_alignment): Drop long double, add void *.
3032 (extra_order_size_table): Add low non-power-of-two multiples
3033 of MAX_ALIGNMENT. Drop small type-based entries, add
3034 tree_type, cgraph_node and loop.
3035 * alloc-pool.c (struct allocation_object_def): Drop long double
3038 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3041 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
3042 referenced just in DEBUG_INSNs.
3044 2009-10-20 Richard Guenther <rguenther@suse.de>
3047 * gimple.c (gimple_register_type): Make sure we register
3048 the types main variant first.
3050 2009-10-20 Richard Guenther <rguenther@suse.de>
3052 * gimple.c (gimple_types_compatible_p): Simplify. Move
3053 cheap checks before hashtable queries. Add checks for
3054 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
3056 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
3058 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
3059 without size or with size that can't be represented as a host integer.
3061 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3063 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
3064 the removal of a debug stmt as a significant change.
3066 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
3068 * config/s390/s390.md: Added agen condition to operand
3069 forwarding bypasses. Added bypass for early address generation
3070 use of int results. Updated comments.
3072 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
3074 * config/i386/i386.c: Remove signal.h #include.
3076 2009-10-20 Jie Zhang <jie.zhang@analog.com>
3078 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
3079 * doc/rtl.texi: Document ss_abs.
3081 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3083 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
3084 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
3085 instead of C_LEX_RAW_STRINGS.
3086 (lex_string): Handle CPP_UTF8STRING.
3087 * c-parser.c (c_parser_postfix_expression): Likewise.
3088 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
3089 (C_LEX_STRING_NO_JOIN): ... this.
3091 2009-10-19 Anatoly Sokolov <aesok@post.ru>
3093 * config/cris/cris.c (cris_function_value, cris_libcall_value,
3094 cris_function_value_regno_p): New functions.
3095 (cris_promote_function_mode): Update comment.
3096 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3097 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3098 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
3099 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
3101 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3103 * unwind-dw2.c (execute_stack_op): Fix operand order for
3104 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
3106 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
3108 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
3109 (lower_stmt) <GIMPLE_BIND>: Add comment.
3110 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
3112 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
3113 Otherwise lower it and set cannot_fallthru to true.
3114 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
3115 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
3116 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
3117 to true for a noreturn call. Do not remove statements.
3118 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
3119 Set cannot_fallthru to false on function exit.
3120 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
3121 <GIMPLE_ASSIGN>: Remove.
3123 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3125 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
3127 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3129 * config/s390/s390.c (s390_z10_optimize_cmp): Use
3130 next/prev_active_insn to skip DEBUG_INSNs as well.
3132 2009-10-19 Joseph Myers <joseph@codesourcery.com>
3134 * config/arm/arm.c (output_move_neon): Use DImode in call to
3137 2009-10-19 Matthias Klose <doko@ubuntu.com>
3140 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
3142 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3144 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
3146 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3149 * optabs.c (expand_binop): Make mode of shift count expression mode
3150 of shift count not target.
3153 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3155 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
3156 case. Force using values to replace references within the statement.
3157 (convert_local_reference_stmt): Likewise.
3159 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3161 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
3162 remove a subsequent GOTO or RETURN statement.
3164 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
3166 * config/avr.md (*movqi): Add zero as equally preferable constraint
3167 as general register.
3170 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3172 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
3174 2009-10-17 Richard Guenther <rguenther@suse.de>
3176 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
3178 2009-10-17 Richard Guenther <rguenther@suse.de>
3180 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
3181 operands in COMPONENT_REFs.
3183 2009-10-17 Anatoly Sokolov <aesok@post.ru>
3185 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
3186 if not defined. Change type of second argument to const_rtx.
3187 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
3189 * targhooks.h (default_libcall_value): Update prototype.
3190 * target.h (struct gcc_target): Change type of second argument of
3191 libcall_value to const_rtx.
3192 * config/arm/arm.c (arm_libcall_value): Change type of second argument
3194 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
3195 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
3197 2009-10-17 Jakub Jelinek <jakub@redhat.com>
3200 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
3201 * cgraphunit.c (cgraph_optimize): Call it.
3202 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
3203 (dwarf2out_assembly_start): ... here. New hook.
3204 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
3205 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
3207 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
3208 * sdbout.c (sdb_debug_hooks): Likewise.
3209 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
3210 (vmsdbgout_assembly_start): New hook.
3212 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3214 * rtl.h (RTL_LOCATION): Fix typo.
3216 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3218 * print-rtl.c (print_rtx): Print locators in asm_operands
3221 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3224 * sched-deps.c (depl_on_debug_p): New.
3225 (attach_dep_link): Reject debug deps before nondebug deps.
3226 (add_to_deps_list): Insert debug deps after nondebug deps.
3227 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
3229 (sd_add_dep): Do not reject debug deps.
3230 (add_insn_mem_dependence): Don't count debug deps.
3231 (remove_from_deps): Likewise.
3232 (sched_analyze_2): Set up mem deps on debug insns.
3233 (sched_analyze_insn): Record reg uses for deps on debug insns.
3234 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
3235 try_ready nondebug insn after debug insn.
3236 * ddg.c (create_ddg_dep_from_intra_loop_link,
3237 create_ddg_dep_no_link): Don't reject debug deps.
3239 2009-10-16 Richard Guenther <rguenther@suse.de>
3241 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
3242 (maybe_merge_incomplete_and_complete_type): Likewise.
3243 (lto_symtab_merge): Do not call them. Do not warn for
3244 complete vs. incomplete compatible types.
3245 (lto_symtab_merge_decls_2): Simplify.
3246 * gimple.c (gimple_force_type_merge): Remove.
3247 (gimple_types_compatible_p): Make it static.
3248 * gimple.h (gimple_force_type_merge): Remove.
3249 (gimple_types_compatible_p): Likewise.
3251 2009-10-16 Jakub Jelinek <jakub@redhat.com>
3253 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
3254 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
3256 2009-10-16 Richard Guenther <rguenther@suse.de>
3258 PR tree-optimization/41728
3259 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
3260 if fold_stmt did anything.
3262 2009-10-16 Richard Guenther <rguenther@suse.de>
3265 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
3266 (maybe_fixup_handled_component): New function.
3267 (input_gimple_stmt): Fixup mismatched decl replacements.
3269 2009-10-16 Richard Guenther <rguenther@suse.de>
3272 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
3273 the same as VAR_DECL.
3275 2009-10-16 Richard Guenther <rguenther@suse.de>
3277 * gimple.c (iterative_hash_gimple_type): For integer types
3278 also hash their minimum and maximum values and the string flag.
3279 For array types hash their domain and the string flag.
3281 2009-10-16 Richard Guenther <rguenther@suse.de>
3283 * gimple.c (gimple_types_compatible_p): Restrict completing
3284 types to record or unions. Simplify completion.
3285 Do not merge records or unions with different
3286 TYPE_STRUCTURAL_EQUALITY_P tag.
3287 (iterative_hash_gimple_type): Restrict non-recursing into
3288 pointer targets for records and unions.
3290 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3293 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
3294 * dwarf2out.c (mem_loc_descriptor): Don't handle
3295 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
3296 punt if it is not lowpart subreg or if inner mode isn't
3299 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3301 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
3302 investigating previous or next insns.
3304 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
3306 * tree-sra.c (build_ref_for_offset_1): Update comment.
3308 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
3310 * config/s390/s390.md (atype): Added missing values.
3312 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3315 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
3316 (casesi64p): Update pattern to reflect above.
3318 2009-10-15 Steve Ellcey <sje@cup.hp.com>
3320 PR rtl-optimization/41697
3321 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
3323 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3326 * config/rs6000/predicates.md: Update copyright year.
3327 * config/rs6000/altivec.md: Ditto.
3329 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
3330 (MD_INCLUDES): Add a2.md.
3332 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
3333 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
3334 (builtin_classify): New static vector to classify various builtins
3335 to get the tree attributes correct.
3336 (def_builtin): Set the attributes of builtins based on what the
3337 builtin does (i.e. memory operation, floating point, saturation
3338 need special attributes, others are pure functions).
3340 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
3342 (enum rs6000_builtins): Include rs6000-builtin.def to define the
3343 builtins. Change the end marker to MAX_RS6000_BUILTINS from
3344 RS6000_BUILTIN_COUNT.
3345 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
3346 MAX_RS6000_BUILTINS.
3348 * config/rs6000/rs6000-builtin.def: New file that combines the
3349 builtin enumeration name and attributes.
3351 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
3353 * config/i386/linux.h (ASM_SPEC): Add --32.
3355 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3357 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
3358 and DW_TAG_template_alias.
3359 (dwarf_attr_name): Handle DW_AT_main_subprogram,
3360 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
3361 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
3362 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
3363 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
3364 and DW_AT_GNU_odr_signature.
3365 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
3366 DW_FORM_flag_present and DW_FORM_ref_sig8.
3367 (output_signature): Only print name on the first byte.
3368 (output_die): Likewise for dw_val_class_data8.
3370 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
3372 * doc/invoke.texi: Clarify that most optimizations are not enabled
3375 2009-10-15 Richard Guenther <rguenther@suse.de>
3378 * gimple.c (compare_type_names_p): Handle anonymous names
3379 differently based on new mode argument.
3380 (gimple_types_compatible_p): For structs also compare the tags.
3381 (iterative_hash_type_name): Rename to ...
3382 (iterative_hash_name): ... this. Hash all names.
3383 (iterative_hash_gimple_type): Fix hashing the struct tag of
3384 pointer targets. Hash field decl names.
3386 2009-10-15 Richard Guenther <rguenther@suse.de>
3389 * gimple.c (gimple_get_alias_set): Avoid recursing on
3390 invalid type topology.
3392 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3394 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
3396 2009-10-15 Richard Guenther <rguenther@suse.de>
3398 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
3400 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3402 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
3403 add --with-tune{,-32,-64} configured default for -mtune if explicit
3406 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
3408 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
3410 2009-10-14 DJ Delorie <dj@redhat.com>
3412 * config/h8300/h8300.c (F): New.
3414 (h8300_emit_stack_adjustment): Call them.
3416 (h8300_push_pop): Likewise.
3417 (h8300_expand_prologue): Likewise.
3418 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
3419 (MUST_USE_SJLJ_EXCEPTIONS): Define.
3420 (INCOMING_RETURN_ADDR_RTX): Define.
3421 (INCOMING_FRAME_SP_OFFSET): Define.
3422 (DWARF_CIE_DATA_ALIGNMENT): Define.
3424 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3426 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
3427 fields in builtin structs.
3428 (finalize_record_size): Likewise.
3430 2009-10-14 Richard Guenther <rguenther@suse.de>
3432 * gimple.c (gtc_ob): New global.
3433 (struct type_pair_d): Replace pointers with type UIDs.
3434 (type_pair_hash): Adjust.
3435 (type_pair_eq): Likewise.
3436 (lookup_type_pair): Likewise. Allocate from an obstack.
3437 (gimple_force_type_merge): Adjust.
3438 (gimple_types_compatible_p): Likewise.
3439 (free_gimple_type_tables): Free the obstack.
3441 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3443 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
3444 stmts setting DEBUG_EXPR_DECLs.
3446 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
3447 Don't crash if mode1 is VOIDmode.
3449 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
3451 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
3452 * params.h (IRA_LOOP_RESERVED_REGS): New.
3453 * tree-pass.h (pass_subregs_of_mode_init,
3454 pass_subregs_of_mode_finish): Remove.
3455 * passes.c (pass_subregs_of_mode_init,
3456 pass_subregs_of_mode_finish): Remove.
3457 (pass_reginfo_init): Move before loop optimizations.
3458 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
3459 * common.opt (fira-loop-pressure): New.
3460 * toplev.h (flag_ira_loop_pressure): New.
3461 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
3462 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
3463 Make external and void type functions.
3464 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
3465 pass_subregs_of_mode_finish): Remove.
3466 * ira-costs.c (init_costs): Call init_subregs_of_mode.
3467 * regmove.c: Include ira.h.
3468 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
3469 register pressure calculation in loops.
3470 * loop-invariant.c: Include REGS_H and ira.h.
3471 (struct loop_data): New members max_reg_pressure, regs_ref, and
3473 (struct invariant): New member orig_regno.
3474 (curr_loop): New variable.
3475 (find_exits): Initialize regs_ref and regs_live.
3476 (create_new_invariant): Initialize orig_regno.
3477 (get_cover_class_and_nregs): New.
3478 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
3479 array. Add code for flag_ira_loop_pressure.
3480 (gain_for_invariant): Make new_regs an array. Add code for
3481 flag_ira_loop_pressure.
3482 (best_gain_for_invariant): Ditto.
3483 (set_move_mark): New parameter gain. Use it for debugging output.
3484 (find_invariants_to_move): Make regs_needed and new_regs an array.
3485 Add code for flag_ira_loop_pressure.
3486 (move_invariant_reg): Set up orig_regno.
3487 (move_invariants): Set up reg classes for pseudos for
3488 flag_ira_loop_pressure.
3489 (free_loop_data): Clear regs_ref and regs_live.
3490 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
3491 get_regno_cover_class, change_pressure, mark_regno_live,
3492 mark_regno_death, mark_reg_store, mark_reg_clobber,
3493 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
3494 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
3495 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
3496 register pressure calculation in loops if new regs were added.
3497 Call finish_subregs_of_mode.
3498 * opts.c (decode_options): Set up flag_ira_loop_pressure.
3499 * Makefile.in (loop-invariant.o): Add ira.h.
3501 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
3503 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
3505 2009-10-14 Richard Guenther <rguenther@suse.de>
3507 * lto-symtab.c (lto_symtab_compatible): Fold in ...
3508 (lto_symtab_merge): ... here. Rewrite both to take the
3509 prevailing and a to-be-merged entry and to queue diagnostics properly.
3510 (lto_symtab_resolve_replaceable_p): New predicate for
3512 (lto_symtab_resolve_can_prevail_p): Likewise.
3513 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
3514 handles merging commons by choosing the largest decl. Fold
3515 in code that gives ODR errors.
3516 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
3518 (lto_symtab_merge_decls_1): Re-structure. Deal with the
3519 case of no prevailing decl here. Diagnose mismatches
3520 in object types here. Drop all but the prevailing decls.
3521 (lto_symtab_prevailing_decl): Return the single prevailing decl.
3522 * lto-streamer-in.c (lto_input_tree_ref): Deal with
3523 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
3525 2009-10-14 Richard Guenther <rguenther@suse.de>
3528 * lto-streamer-in.c (input_bb): Replace debug stmts with
3529 nops instead of dropping them.
3531 2009-10-14 Nick Clifton <nickc@redhat.com>
3533 * gcc/doc/extended.texi: Replace the dash character with @minus{}
3534 in situations where it is being used as a minus symbol.
3535 * gcc/doc/tm.texi: Likewise.
3536 * gcc/doc/md.texi: Likewise.
3538 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3540 PR preprocessor/41543
3541 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
3542 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
3543 * tree.c: Include intl.h.
3544 (expand_location): Handle BUILTINS_LOCATION.
3545 * Makefile.in (tree.o): Depend on intl.h.
3548 * dwarf2out.c (dwarf2out_var_location): Always clear
3549 last_postcall_label when changing last_label.
3551 2009-10-14 Pascal Obry <obry@adacore.com>
3553 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
3554 (process_command): Handle -E as done with -c and -S. Do not add
3555 the target executable suffix to the output file when -E is used.
3556 (main): Adjust error message accordingly.
3558 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
3564 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
3566 (tree_code_size): Likewise.
3568 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3570 * builtins.c (fold_builtin_1): Support complex "arc" functions.
3571 * real.h (HAVE_mpc_arc): Define.
3573 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
3575 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
3576 (struct builtin_description): Add fndecl field.
3577 (bdesc): Remove const qualifier. Update initializer.
3578 (sh_media_init_builtins): Remove const qualifier for d. Record
3579 the result of add_builtin_function to the fndecl field.
3580 (sh_builtin_decl): New.
3581 (sh_media_builtin_decl): New.
3583 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
3586 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
3587 requests between special registers.
3589 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
3591 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
3593 2009-10-13 Richard Henderson <rth@redhat.com>
3595 PR tree-optimization/41377
3596 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
3597 (cleanup_empty_eh_merge_phis): New change_region parameter;
3598 pass it on to redirect_eh_edge_1. Update callers.
3599 (cleanup_empty_eh_unsplit): Don't require an existing EH label
3600 at the destination block.
3602 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
3604 * passes.c (register_pass): Replaced gcc_unreachable by
3605 fatal_error on failure. Mentions plugins in comments & messages.
3607 2009-10-13 Jakub Jelinek <jakub@redhat.com>
3610 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
3611 * sched-vis.c (print_value): Use it.
3612 * cselib.c (cselib_hash_rtx): Likewise.
3613 * print-rtl.c (print_rtx): Likewise.
3614 * cfgexpand.c (expand_debug_rtx): Likewise.
3615 * var-tracking.c (vt_expand_loc_callback): Likewise.
3617 2009-10-13 Richard Guenther <rguenther@suse.de>
3620 * opts.c (handle_option): Split out code to handle setting
3621 the options flag var ...
3622 (set_option): ... here.
3623 * opts.h (set_option): Declare.
3624 * lto-opts.c (register_user_option_p): Include -fexceptions
3625 and all position independent code variants.
3626 (handle_common_option): Remove.
3627 (lto_reissue_options): Use set_option.
3629 2009-10-13 Martin Jambor <mjambor@suse.cz>
3631 PR tree-optimization/41661
3632 * ipa-prop.c (compute_complex_pass_through): Allow only operations
3633 that are tcc_comparisons or do not change the type in any
3635 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
3636 folding tcc_comparison operations.
3638 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3640 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
3643 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3649 * tree.def (DEBUG_EXPR_DECL): New.
3650 * rtl.def (DEBUG_EXPR): New.
3651 * gengtype.c (adjust_field_rtx_def): Handle it.
3652 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
3653 (insert_debug_temp_for_var_def): ... this. Drop support for
3654 moving. Take iterator for def stmt; insert debug stmt before it.
3655 Scan early for use count and kind in debug stmts.
3656 (propagate_defs_into_debug_stmts): Rename to...
3657 (insert_debug_temps_for_defs): ... this. Likewise.
3658 * tree.h (DEBUG_TEMP_UID): New.
3659 * tree.c (next_debug_decl_uid): New.
3660 (make_node_stat): Count debug decls separately.
3661 (copy_node_stat): Likewise.
3662 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
3663 * var-tracking.c (dv_is_decl_p): Recognize it.
3664 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
3665 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
3666 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
3667 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
3668 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
3669 (cselib_hash_rtx): Likewise.
3670 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
3671 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
3673 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
3674 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
3675 * rtl.c (copy_rtx): Likewise.
3676 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3677 * print-rtl.c (print_rtx): Likewise.
3678 * sched-vis.c (print_value): Likewise.
3679 (print_insn): Handle DEBUG_EXPR_DECL.
3680 * tree-dump.c (dequeue_and_dump): Likewise.
3681 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3682 * gimple-iterator (gsi_replace): Check for same lhs.
3683 (gsi_remove): Insert debug temps.
3684 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3685 (move_computations_stmt): Drop explicit propagation into debug stmts.
3686 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3687 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3688 * tree-ssa-sink.c (statement_sink_location): Likewise.
3689 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3690 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3691 * tree-flow.h: Likewise.
3692 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3693 debug temps without values.
3694 (eliminate_unnecessary_stmts): Don't discard just-inserted
3697 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3700 * config/cris/cris.md (andu): Check that operand 1 is one of the
3701 general registers. Fix typo in head comment.
3703 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3705 * config/i386/i386.md (vswapmov): New.
3706 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3707 (ix86_function_ms_hook_prologue): New.
3708 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3709 * configure.ac: Test for swap suffix support in as.
3710 * configure: Rebuild.
3712 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3715 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3716 paradoxical subregs to prevent partial register stalls if the inner
3717 mode is integer mode.
3719 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3721 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3723 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3726 * gcc/dwarf2out.c (template_parameter_pack_die,
3727 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3729 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3732 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3734 (maybe_register_def): Likewise. Take stmt iterator.
3735 (rewrite_update_stmt): Take stmt iterator and pass it on.
3736 (rewrite_update_enter_block): Pass stmt iterator.
3738 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3740 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3741 (spu_builtin_decl): New function.
3743 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3745 * config/i386/i386.md (SWIM): New mode iterator.
3746 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3747 using SWIM mode iterator.
3748 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3749 patterns using SWI48 mode iterator.
3750 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3751 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3752 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3753 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3754 patterns using SWI248 mode iterator.
3755 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3756 gen_x86_movdicc_0_m1_rex64 for renamed function
3758 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3759 Eric Botcazou <ebotcazou@adacore.com>
3762 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3763 * config/sparc/sol2-unwind.h: New file.
3765 2009-10-11 Olivier Hainque <hainque@adacore.com>
3766 Eric Botcazou <ebotcazou@adacore.com>
3769 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3770 * config/i386/sol2-unwind.h: New file.
3772 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3775 * config/i386/i386.md (addsi_1_zext): Get the proper second
3778 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3780 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3781 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3784 2009-10-11 Richard Guenther <rguenther@suse.de>
3786 * gimple.c (iterative_hash_type_name): Do not handle special
3789 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3791 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3792 (*setcc_si_1_and): Ditto.
3793 (*setcc_si_1_movzbl): Ditto.
3794 (*setcc_<mode>_2): Ditto.
3795 (*setcc_qi): Rename from *setcc_1.
3796 (*setcc_qi_slp): Rename from *setcc_2.
3798 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3799 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3801 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3802 "if" condition, there is already assert with reload_completed present.
3804 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3806 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3808 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3810 * doc/install.texi (Final install): Refer to
3811 http://gcc.gnu.org/bugs/ for bug reporting.
3813 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3815 * configure.ac: Add test for dci instruction.
3816 * configure: Regenerate.
3817 * config.in: Likewise.
3818 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3819 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3820 (-mmulhw): Add 476 to description.
3821 (-mdlmzb): Likewise.
3822 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3823 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3824 (processor_target_table): Add 476 and 476fp entries.
3825 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3826 (rs6000_issue_rate): Add CPU_PPC476.
3827 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3828 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3829 (processor_type): Add PROCESSOR_PPC476.
3830 (EXTRA_SPECS): Add asm_cpu_476 string.
3831 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3832 (define_attr "cpu"): Add ppc476.
3834 Update comments for 476.
3835 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3836 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3837 Update copyright year.
3838 * config/rs6000/476.md: New file.
3839 * config/rs6000/40x.md: Add description for "isel" attribute.
3840 Update copyright year.
3841 * config/rs6000/440.md: Likewise.
3842 * config/rs6000/603.md: Likewise.
3843 * config/rs6000/6xx.md: Likewise.
3844 * config/rs6000/7450.md: Likewise.
3845 * config/rs6000/7xx.md: Likewise.
3846 * config/rs6000/8540.md: Likewise.
3847 * config/rs6000/cell.md: Likewise.
3848 * config/rs6000/e300c2c3.md: Likewise.
3849 * config/rs6000/e500mc.md: Likewise.
3850 * config/rs6000/mpc.md: Likewise.
3851 * config/rs6000/power4.md: Likewise.
3852 * config/rs6000/power5.md: Likewise.
3853 * config/rs6000/power6.md: Likewise.
3854 * config/rs6000/power7.md: Likewise.
3855 * config/rs6000/rios1.md: Likewise.
3856 * config/rs6000/rios2.md: Likewise.
3857 * config/rs6000/rs64.md: Likewise.
3859 2009-10-10 Richard Guenther <rguenther@suse.de>
3861 PR tree-optimization/41654
3862 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3863 a cond expr before calling gimple_cond_set_condition_from_tree.
3864 (ifcombine_iforif): Likewise.
3866 2009-10-09 Ian Lance Taylor <iant@google.com>
3868 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3869 * configure: Rebuild.
3871 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3873 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3876 2009-10-09 Richard Guenther <rguenther@suse.de>
3879 * target-def.h (TARGET_BUILTIN_DECL): Define.
3880 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3881 * target.h (struct gcc_target): Add builtin_decl target hook.
3882 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3883 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3885 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3886 not gcc_unreachable.
3887 (lto_output_builtin_tree): Sorry if the target does not support
3888 streaming target builtins.
3889 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3890 (rs6000_builtin_decl): New function.
3891 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3892 (ix86_builtin_decl): New function.
3894 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3896 PR preprocessor/41445
3897 * c-ppoutput.c (do_line_change): New function.
3898 (cb_line_change): Use it.
3899 (scan_translation_unit): Call do_line_change if
3900 avoid_paste or PREV_WHITE and token location is on a different line
3901 than print.src_line.
3904 * dwarf2out.c (dwarf2out_init): Test whether
3905 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3908 PR rtl-optimization/41646
3909 * calls.c (expand_call): For BLKmode types returned in registers
3910 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3913 2009-10-09 Richard Guenther <rguenther@suse.de>
3915 PR tree-optimization/41634
3916 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3917 we remove the correct elements.
3918 (optimize_stmt): Make sure to update stmt operands before
3919 optimizing redundancies.
3921 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3923 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3925 2009-10-09 Richard Guenther <rguenther@suse.de>
3928 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3930 (lto_wrapper_exit): New function.
3932 (fatal_perror): Likewise.
3933 (fork_execute): Use global args_name, do not free it.
3934 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3935 * lto-streamer.h: Remove duplicate prototypes.
3937 2009-10-09 Richard Guenther <rguenther@suse.de>
3939 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3940 before calling stmt_can_throw_external.
3942 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3944 PR tree-optimization/40071
3945 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3946 pointer if the original data reference doesn't conflict with the
3947 created vector data reference. Fix long line.
3949 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3951 * config/i386/i386.md (any_div): New code iterator.
3952 (u): Handle div and udiv.
3954 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3956 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3957 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3958 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3959 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3961 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3963 * gcc.c (main): Remove trailing "." from diagnostics.
3965 2009-10-08 Cary Coutant <ccoutant@google.com>
3967 Add support for debugging with ICF (Identical Code Folding).
3968 * calls.c (debug.h): New #include.
3969 (emit_call_1): Call virtual_call_token debug hook.
3970 * common.opt (-fenable-icf-debug): New option.
3971 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3972 locations in the source).
3973 (poc_label_num): New variable.
3974 (dcall_entry, vcall_entry): New typedefs.
3975 (dcall_table, vcall_table): New variables.
3976 (struct vcall_insn): New type.
3977 (vcall_insn_table): New variable.
3978 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3979 (size_of_dcall_table): New function.
3980 (output_dcall_table): New function.
3981 (size_of_vcall_table): New function.
3982 (output_vcall_table): New function.
3983 (dwarf2out_direct_call): New function.
3984 (vcall_insn_table_hash): New function.
3985 (vcall_insn_table_eq): New function.
3986 (dwarf2out_virtual_call_token): New function.
3987 (dwarf2out_virtual_call): New function.
3988 (dwarf2out_init): Allocate new tables and sections.
3989 (prune_unused_types): Mark DIEs referenced from direct call table.
3990 (dwarf2out_finish): Output direct and virtual call tables.
3991 * final.c (final_scan_insn): Call direct_call and virtual_call
3993 * debug.h (struct gcc_debug_hooks): Add direct_call,
3994 virtual_call_token, virtual_call hooks.
3995 (debug_nothing_uid): New function.
3996 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3997 (debug_nothing_uid): New function.
3998 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3999 (xcoff_debug_hooks): Likewise.
4000 * sdbout.c (sdb_debug_hooks): Likewise.
4001 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4002 * doc/invoke.texi (-fenable-icf-debug): New option.
4004 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
4007 * regmove.c (regmove_backward_pass): Replace src with dst in the
4008 debug insn, and check for dst before rather than after.
4010 2009-10-08 Janis Johnson <janis187@us.ibm.com>
4012 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
4013 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
4015 2009-10-08 Jan Hubicka <jh@suse.cz>
4018 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
4019 do not mark cgraph nodes as needed.
4020 (record_references_in_initializer): Add new only_vars parameter.
4021 * cgraph.h (record_references_in_initializer): New parameter.
4022 * varasm.c (assemble_variable): Update call.
4023 * varpool.c (varpool_analyze_pending_decls): Always look for
4026 2009-10-08 Anatoly Sokolov <aesok@post.ru>
4028 * config/avr/avr.c (last_insn_address) Remove variable.
4029 (expand_prologue): Don't initialise last_insn_address variable.
4030 (final_prescan_insn): Don't output insn size.
4031 * config/avr/avr.opt (msize): Remove switch.
4032 * doc/invoke.texi (AVR Options): Remove documentation of -msize
4035 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
4037 * combine.c (label_tick_ebb_start): Fix comment.
4038 (combine_instructions): Set label_tick and label_tick_ebb_start before
4039 calling setup_incoming_promotions. Start them from 1. Increment
4040 label_tick instead of deriving it from the BB index. Rather than
4041 comparing ticks use the block from the previous iteration to decide
4042 whether to start a new EBB. Remove empty lines before function.
4044 2009-10-08 Michael Matz <matz@suse.de>
4047 * builtins.c (fold_builtin_isascii): Use fold_build2.
4048 (fold_builtin_isdigit): Ditto.
4049 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
4050 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
4051 remove_useless_stmts_cond, remove_useless_stmts_tf,
4052 remove_useless_stmts_tc, remove_useless_stmts_bind,
4053 remove_useless_stmts_goto, remove_useless_stmts_label,
4054 remove_useless_stmts_1, remove_useless_stmts,
4055 pass_remove_useless_stmts): Remove.
4056 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
4057 * passes.c (init_optimization_passes): Don't add
4058 pass_remove_useless_stmts.
4059 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
4060 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
4062 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
4063 for static constants.
4064 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
4065 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
4067 2009-10-08 Richard Guenther <rguenther@suse.de>
4069 * gimple.c (free_gimple_type_tables): New function.
4070 * gimple.h (free_gimple_type_tables): Declare.
4072 2009-10-07 Mark Heffernan <meheff@google.com>
4074 * ipa-prop.c (ipa_print_node_params) Only print
4075 names of named arguments.
4077 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
4079 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
4080 being statically linked.
4082 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4084 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
4086 2009-10-08 Jan Hubicka <jh@suse.cz>
4089 * ipa.c (cgraph_externally_visible_p,
4090 function_and_variable_visibility,
4091 whole_program_function_and_variable_visibility): Skip non-finalized
4094 2009-10-08 Nick Clifton <nickc@redhat.com>
4096 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
4099 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
4102 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
4104 2009-10-07 Joseph Myers <joseph@codesourcery.com>
4107 * c-common.c (c_fully_fold_internal): Strip nops from the result
4108 of recursive calls to c_fully_fold_internal.
4109 (c_wrap_maybe_const): New.
4110 (c_save_expr): Use c_wrap_maybe_const.
4111 * c-common.h (c_wrap_maybe_const): Declare.
4112 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
4113 build_binary_op): Use c_wrap_maybe_const.
4115 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4117 * real.c: Fix comment to reflect actual exponent size.
4119 2009-10-08 Ben Elliston <bje@au.ibm.com>
4121 * config/rs6000/a2.md: Add FSF comment header.
4123 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
4125 * config/i386/i386.md (any_extend): New code iterator.
4126 (u, s): New code attributes.
4128 (DWIH): Rewrite as code iterator for SI and DI modes.
4129 (DWI): Rewrite as mode attribute.
4130 (dwi): New mode attribute.
4131 (di): Depend on SI mode and DI mode.
4132 (doubleint_general_operand): Remove mode attribute.
4134 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
4137 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
4138 (*sub<mode>3_doubleword): Ditto.
4140 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
4141 using SWIM248 mode iterator.
4142 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
4143 using SWI48 mode iterator.
4144 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
4145 patterns using DWIH mode iterator and any_extend code iterator.
4146 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
4147 using any_extend code iterator.
4148 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
4149 patterns using DWIH mode iterator and any_extend code iterator.
4150 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
4151 using any_extend code iterator.
4152 (<s>mul<mode>3_highpart): Macroize expander from
4153 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
4154 and any_extend code iterator.
4155 (*<s>muldi3_highpart_1): Macroize insn from
4156 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
4157 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
4158 patterns using any_extend code iterator.
4159 (*<s>mulsi3_highpart_zext): Macroize insn from
4160 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
4162 2009-10-07 Jakub Jelinek <jakub@redhat.com>
4164 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
4165 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
4166 refering to a DIE with DW_AT_const_value.
4168 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
4171 * ira-lives.c (check_and_make_def_conflict): Process all operands.
4173 2009-10-06 Jan Hubicka <jh@suse.cz>
4175 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
4178 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4180 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
4181 *lea_2_rex64): Move before *add<mode>_1 pattern.
4183 2009-10-07 Jan Hubicka <jh@suse.cz>
4185 * collect2.c (main): Add -fno-whole-program.
4186 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
4188 2009-10-07 Jan Hubicka <jh@suse.cz>
4190 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
4191 has no address taken.
4192 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
4194 (cgraph_clone_node): Clear externally_visible flag for clones.
4195 * cgraph.h (cgraph_only_called_directly_p,
4196 cgraph_can_remove_if_no_direct_calls_p): New predicates.
4197 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
4198 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
4199 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
4200 ipcp_insert_stage): Likwise.
4201 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
4202 externally_visible flag.
4203 (verify_cgraph_node): Verify that inline clones look right.
4204 (process_function_and_variable_attributes): Do not set
4205 externally_visible flags.
4206 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
4208 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
4210 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
4211 clear externally_visible when turning into inline clones
4212 (cgraph_mark_inline_edge): Use new predicates.
4213 (cgraph_estimate_growth): Likewise.
4214 (cgraph_decide_inlining): Likewise.
4215 * ipa.c (cgraph_postorder): Likewise.
4216 (cgraph_remove_unreachable_nodes): Likewise; sanity check
4217 that inline clones are not needed.
4218 (cgraph_externally_visible_p): New predicate.
4219 (function_and_variable_visibility): Add whole_program parameter;
4220 always set externally_visible flag; handle COMDAT function
4222 (local_function_and_variable_visibility): New function.
4223 (gate_whole_program_function_and_variable_visibility): New function.
4224 (whole_program_function_and_variable_visibility): New function.
4225 (pass_ipa_whole_program_visibility): New function.
4226 * passes.c (init_optimization_passes): Add whole program visibility
4228 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
4229 not care about needed/reachable flags.
4230 * varpool.c: Include flags.h
4231 (decide_is_variable_needed): When doing LTO assume whole-program mode.
4232 (varpool_finalize_decl): When we are in LTO read-back, all variables
4234 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
4236 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4238 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
4241 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4243 * config.gcc: Don't include the makefile fragments intended for
4245 * config/s390/fixdfdi.h: File removed.
4246 * config/s390/libgcc-glibc.ver: File removed.
4247 * config/s390/s390.h: Remove the fixdfdi.h hack.
4248 * config/s390/t-crtstuff: File moved to libgcc dir.
4249 * config/s390/t-linux: Likewise.
4250 * config/s390/t-tpf: libgcc specific parts removed.
4251 * config/s390/t-linux64: Likewise.
4253 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4255 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
4256 (lto-compress.o): Likewise.
4258 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
4261 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
4262 dllexport to class members here.
4263 (i386_pe_determine_dllimport_p): Only check static class data for
4265 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
4266 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
4267 functions for vague linkage.
4268 (i386_pe_type_dllexport_p): Fix formatting.
4269 (maybe_add_dllexport) New function.
4270 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
4273 2009-10-07 Ben Elliston <bje@au.ibm.com>
4275 * config/rs6000/a2.md: Remove duplicated lines.
4277 2009-10-07 Ben Elliston <bje@au.ibm.com>
4279 * config.gcc (powerpc*-*-*): Handle a2.
4280 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
4281 * config/rs6000/a2.md: New file.
4282 * config/rs6000/rs6000.opt (mno-update): New.
4283 (mupdate): Return to using a mask, not a var.
4284 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
4285 (enum processor_type): Add PROCESSOR_PPCA2.
4286 * config/rs6000/rs6000.c (ppca2_cost): New costs.
4287 (rs6000_override_options): Add "a2" to processor_target_table.
4288 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
4289 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
4291 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4293 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4294 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
4295 reference to nonexistent gen_truncxfxf2 function.
4297 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4299 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
4300 (DWIH, g, di, doubleint_general_operand): New mode attributes.
4301 (general_operand): Handle TI mode.
4302 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
4303 using SDWIM mode iterator.
4304 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
4305 pattern from *add{di,ti}3_1 patterns and corresponding splitters
4306 using DWI mode iterator.
4307 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
4308 patterns using SWI mode iterator.
4309 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
4310 using SWI48 mode iterator.
4311 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
4312 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
4313 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
4314 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
4315 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
4316 using SDWIM mode iterator.
4317 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
4318 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
4319 using DWI mode iterator.
4320 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
4321 patterns using SWI mode iterator.
4322 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
4323 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
4324 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
4325 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
4326 patterns using plusminus code iterator.
4327 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
4328 sub<mode>3 patterns using plusminus code iterator.
4329 * config/i386/i386.c (override_options): Update the call to
4330 gen_subdi_carry_rex64 for renamed function.
4331 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
4332 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
4333 calls to instruction expanders.
4335 2009-10-06 Martin Jambor <mjambor@suse.cz>
4338 * opts.c (decode_options): Run IPA-SRA at -O2.
4340 2009-10-06 Richard Guenther <rguenther@suse.de>
4342 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
4344 2009-10-06 Tobias Burnus <burnus@net-b.de>
4347 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
4348 -flto and -fwhole-program flags can be combined.
4350 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
4353 * gcc.c (process_command): Check that -o argument was specified.
4355 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4357 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
4359 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4361 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
4362 * doc/invoke.texi (Warning Options): Annotate allowed languages
4363 for -Wunsuffixed-float-constants.
4365 2009-10-05 Jakub Jelinek <jakub@redhat.com>
4367 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
4368 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
4369 same name and isn't the main variant.
4372 * dwarf2out.c (loc_by_reference): Removed.
4373 (dw_loc_list_1): New function.
4374 (dw_loc_list): Remove toplev argument, add want_address argument.
4375 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
4376 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
4377 want_address == 2 to dw_loc_list. For successful dw_loc_list
4378 set have_address to 1 only if want_address is not 0.
4380 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4382 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
4383 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
4384 a code block followed by two pointers.
4385 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
4386 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
4387 (MIPS_MOVE): Likewise.
4388 (MIPS_LUI): Likewise.
4389 (MIPS_JR): Likewise.
4390 (MIPS_BAL): Likewise.
4391 (MIPS_NOP): Likewise.
4392 (mips_asm_trampoline_template): Delete.
4393 (mips_trampoline_code_size): New function.
4394 (mips_trampoline_init): Add shorter sequences for all cases
4395 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
4396 Calculate the opcodes directly, rather than copying from a template.
4397 Only flush the code part of the trampoline.
4398 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
4400 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4402 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
4403 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
4404 (INCOMING_RETURN_ADDR_RTX): Likewise.
4405 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
4407 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
4408 with RETURN_ADDR_REGNUM.
4409 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
4410 * config/mips/mips.c (mips16_build_call_stub): Replace
4411 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
4412 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
4413 (mips_print_operand_punctuation): Likewise.
4414 (mips_frame_set): Likewise.
4415 (mips16e_output_save_restore): Likewise.
4416 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4417 (mips_save_reg_p): Likewise.
4418 (mips_return_addr): Likewise.
4419 (mips_set_return_address): Likewise.
4420 (mips_direct_save_slot_move_p): Likewise.
4421 (mips_output_function_prologue): Likewise.
4422 (mips_restore_reg): Likewise.
4423 (mips_expand_epilogue): Likewise.
4424 (mips_epilogue_uses): Likewise.
4425 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
4426 (*mov<mode>_ra): Use it instead of a hard-coded 31.
4427 (clear_hazard_<mode>): Likewise.
4428 (call_internal): Likewise.
4429 (call_internal_direct): Likewise.
4430 (call_direct_split): Likewise.
4431 (call_value_internal): Likewise.
4432 (call_value_split): Likewise.
4433 (call_value_internal_direct): Likewise.
4434 (call_value_direct_split): Likewise.
4435 (call_value_multiple_internal): Likewise.
4436 (call_value_multiple_split): Likewise.
4438 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
4439 Jakub Jelinek <jakub@redhat.com>
4441 PR rtl-optimization/41511
4442 * combine.c (record_value_for_reg): Pass explicit values as argument
4443 to get_last_value_validate.
4444 (get_last_value_validate): Document INSN parameter.
4445 For non-readonly MEMs, assume they might have been modified if INSN
4446 was in another basic block.
4447 (get_last_value): Minor reformatting.
4449 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4452 * final.c (asm_str_count): Split out from asm_insn_count.
4453 * rtl.h (asm_str_count): New prototype.
4454 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
4457 2009-10-05 Sriraman Tallam <tmsriram@google.com>
4459 * doc/plugins.texi: Change plugin_pass to register_pass_info.
4461 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
4462 Rafael Espindola <espindola@google.com>
4464 * gengtype.c (write_types): Moved call to write_func_for_structure
4465 into seperate loops.
4467 2009-10-05 Richard Guenther <rguenther@suse.de>
4470 * lto-cgraph.c (output_cgraph): Output toplevel asms.
4471 (input_cgraph_1): Input toplevel asms.
4473 2009-10-05 Richard Guenther <rguenther@suse.de>
4476 * lto-symtab.c (lto_compatible_attributes_p): Remove.
4477 (external_aggregate_decl_p): Likewise.
4478 (lto_symtab_compatible): Re-structure. Remove dead code.
4479 For variables ignore toplevel qualifiers when comparing types.
4480 Issue warnings, not errors for mismatched user-alignment.
4482 2009-10-05 Richard Guenther <rguenther@suse.de>
4486 * lto-symtab.c (struct lto_symtab_base_def): Remove.
4487 (struct lto_symtab_identifier_def): Likewise.
4488 (struct lto_symtab_decl_def): Likewise.
4489 (struct lto_symtab_entry_def): New.
4490 (lto_symtab_identifier_t): Rename to ...
4491 (lto_symtab_entry_t): ... this.
4492 (lto_symtab_decls): Remove.
4493 (lto_symtab_base_hash): Rename to ...
4494 (lto_symtab_entry_hash): ... this.
4495 (lto_symtab_base_eq): Rename to ...
4496 (lto_symtab_entry_eq): ... this.
4497 (lto_symtab_base_marked_p): Rename to ...
4498 (lto_symtab_entry_marked_p): ... this.
4499 (lto_symtab_identifier_marked_p): Remove.
4500 (lto_symtab_decl_marked_p): Likewise.
4501 (lto_symtab_maybe_init_hash_tables): Rename to ...
4502 (lto_symtab_maybe_init_hash_table): ... this.
4503 (lto_symtab_set_resolution_and_file_data): Remove.
4504 (lto_symtab_register_decl): New function.
4505 (lto_symtab_get_identifier): Remove.
4506 (lto_symtab_get): New function.
4507 (lto_symtab_get_resolution): Adjust.
4508 (lto_symtab_get_identifier_decl): Remove.
4509 (lto_symtab_set_identifier_decl): Likewise.
4510 (lto_symtab_merge_decl): Rename to ...
4511 (lto_symtab_merge): ... this. Rewrite.
4512 (lto_symtab_merge_var): Remove.
4513 (lto_symtab_merge_fn): Likewise.
4514 (lto_symtab_prevailing_decl): Adjust.
4515 (lto_cgraph_replace_node): New function.
4516 (lto_symtab_merge_decls_2): Likewise.
4517 (lto_symtab_merge_decls_1): Likewise.
4518 (lto_symtab_fixup_var_decls): Likewise.
4519 (lto_symtab_resolve_symbols): Likewise.
4520 (lto_symtab_merge_decls): Likewise.
4521 (lto_symtab_prevailing_decl): Adjust.
4522 (lto_symtab_get_symtab_def): Remove.
4523 (lto_symtab_get_file_data): Likewise.
4524 (lto_symtab_clear_resolution): Adjust.
4525 (lto_symtab_clear_resolution): Likewise.
4526 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
4527 (input_cgraph_1): Likewise.
4528 * lto-streamer-in.c (get_resolution): Do not provide fake
4529 symbol resolutions here.
4530 (deferred_global_decls): Remove.
4531 (lto_register_deferred_decls_in_symtab): Likewise.
4532 (lto_register_var_decl_in_symtab): Change signature, register
4533 variable via lto_symtab_register_decl.
4534 (lto_register_function_decl_in_symtab): Likewise.
4535 (lto_read_tree): Adjust.
4536 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
4537 (lto_symtab_merge_var): Likewise.
4538 (lto_symtab_merge_fn): Likewise.
4539 (lto_symtab_register_decl): Declare.
4540 (lto_symtab_merge_decls): Likewise.
4542 2009-10-05 Richard Guenther <rguenther@suse.de>
4544 PR tree-optimization/23821
4545 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
4546 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
4547 simple IV increments.
4549 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4551 * config/arm/arm.c (arm_override_options): Really initialize
4552 flag_dwarf2_cfi_asm to 0.
4554 2009-10-05 Doug Kwan <dougkwan@google.com>
4556 PR rtl-optimization/41574
4557 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
4558 floating point and we are not doing unsafe math optimizations.
4560 2009-10-03 Simon Baldwin <simonb@google.com>
4561 Cary Coutant <ccoutant@google.com>
4562 Rafael Espindola <espindola@google.com>
4563 Richard Guenther <rguenther@suse.de>
4564 Jan Hubicka <jh@suse.cz>
4565 Doug Kwan <dougkwan@google.com>
4566 H.J. Lu <hongjiu.lu@intel.com>
4567 Bill Maddox <maddox@google.com>
4568 Ryan Mansfield <rmansfield@qnx.com>
4569 Diego Novillo <dnovillo@google.com>
4570 Ollie Wild <aaw@google.com>
4571 Kenneth Zadeck <zadeck@naturalbridge.com>
4573 * lto-cgraph.c: New file.
4574 * lto-compress.c: New file.
4575 * lto-compress.h: New file.
4576 * lto-opts.c: New file.
4577 * lto-section-in.c: New file.
4578 * lto-section-out.c: New file.
4579 * lto-streamer-in.c: New file.
4580 * lto-streamer-out.c: New file.
4581 * lto-streamer.c: New file.
4582 * lto-streamer.h: New file.
4583 * lto-symtab.c: New file.
4584 * lto-wpa-fixup.c: New file.
4585 * lto-wrapper.c: New file.
4587 2009-10-03 Simon Baldwin <baldwin@google.com>
4588 Ben Elliston <bje@au.ibm.com>
4589 Rafael Espindola <espindola@google.com>
4590 Nathan Froyd <froydnj@codesourcery.com>
4591 Jan Hubicka <jh@suse.cz>
4592 Doug Kwan <dougkwan@google.com>
4593 Diego Novillo <dnovillo@google.com>
4594 Kenneth Zadeck <zadeck@naturalbridge.com>
4596 * Makefile.in (enable_lto): New.
4597 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
4598 (LINKER_PLUGIN_API_H): Define.
4599 (LTO_SYMTAB_H): Define.
4600 (LTO_STREAMER_H): Define.
4601 (TREE_VECTORIZER_H): Define.
4602 (INCLUDES): Add LIBELFINC.
4603 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
4604 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
4605 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
4606 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
4607 (native): Add lto-wrapper$(exeext)
4608 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
4609 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
4610 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
4611 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
4612 (varasm.o): Add dependency on tree-iterator.h.
4613 (cgraph.o): Add dependency on cif-code.def.
4614 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
4615 (ipa-pure-const.o): Likewise.
4616 (GTFILES): Add lto-symtab.c.
4617 (install-lto-wrapper): New.
4618 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
4619 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
4620 * config.in: Regenerate.
4622 2009-10-03 Rafael Espindola <espindola@google.com>
4623 Diego Novillo <dnovillo@google.com>
4625 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
4626 ipa_write_summaries.
4627 Call execute_ipa_summary_passes for all_regular_ipa_passes and
4629 (cgraph_optimize): Make extern.
4631 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
4632 Kenneth Zadeck <zadeck@naturalbridge.com>
4634 * toplev.c (in_lto_p): Declare.
4635 * collect2.c (scan_prog_file): Read all the output when reading
4636 information for LTO.
4637 (enum lto_mode_d): Declare.
4639 2009-10-03 Richard Guenther <rguenther@suse.de>
4640 Diego Novillo <dnovillo@google.com>
4642 * gimple.c: Include target.h and alias.h.
4643 (gimple_types): Declare.
4644 (type_hash_cache): Declare.
4645 (gimple_alloc_stat): Make extern.
4646 (gimple_build_eh_must_not_throw): Call
4647 gimple_eh_must_not_throw_set_fndecl.
4648 (struct type_pair_d): Declare.
4649 (type_pair_t): Declare.
4650 (type_pair_hash): New.
4651 (type_pair_eq): New.
4652 (lookup_type_pair): New.
4653 (gimple_force_type_merge): New.
4654 (compare_type_names_p): New.
4655 (compare_field_offset): New.
4656 (gimple_types_compatible_p): New.
4657 (struct sccs): Declare.
4658 (next_dfs_num): Declare.
4659 (iterative_hash_gimple_type): New.
4661 (iterative_hash_type_name): New.
4662 (iterative_hash_gimple_type): New.
4663 (gimple_type_hash): New.
4664 (gimple_type_eq): New.
4665 (gimple_register_type): New.
4666 (print_gimple_types_stats): New.
4667 (gimple_signed_or_unsigned_type): New.
4668 (gimple_unsigned_type): New.
4669 (gimple_signed_type): New.
4670 (gimple_get_alias_set): New.
4671 (gimple_decl_printable_name): Do not use DMGL_TYPES.
4672 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
4673 (gimple_force_type_merge): Declare.
4674 (gimple_types_compatible_p): Declare.
4675 (gimple_register_type): Declare.
4676 (print_gimple_types_stats): Declare.
4677 (gimple_unsigned_type): Declare.
4678 (gimple_signed_type): Declare.
4679 (gimple_get_alias_set): Declare.
4680 (gimple_eh_must_not_throw_set_fndecl): New.
4682 2009-10-03 Jan Hubicka <jh@suse.cz>
4683 Kenneth Zadeck <zadeck@naturalbridge.com>
4685 * ipa-pure-const.c: Include lto-streamer.h.
4686 (register_hooks): Factor out of ...
4687 (generate_summary): ... here.
4688 (pure_const_write_summary): New.
4689 (pure_const_read_summary): New.
4690 (pass_ipa_pure_const): Add pure_const_write_summary and
4691 pure_const_read_summary.
4692 * ipa-reference.c: Include lto-streamer.h.
4693 (add_new_function): New.
4694 (remove_node_data): New.
4695 (duplicate_node_data): New.
4696 (ipa_init): Guard against multiple calls.
4697 Move hook setup from analyze_function.
4698 (write_node_summary_p): New.
4699 (ipa_reference_write_summary): New.
4700 (ipa_reference_read_summary): New.
4701 (pass_ipa_reference): Add ipa_reference_write_summary and
4702 ipa_reference_read_summary.
4703 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4704 (struct cgraph_edge): Add fields lto_stmt_uid and
4705 call_stmt_cannot_inline_p.
4706 (cgraph_optimize): Declare.
4707 (cgraph_decide_is_function_needed): Declare.
4708 (reset_inline_failed): Declare.
4709 (enum LTO_cgraph_tags): Declare.
4710 (LTO_cgraph_tag_names): Declare.
4711 (LCC_NOT_FOUND): Define.
4713 2009-10-03 Doug Kwan <dougkwan@google.com>
4714 Rafael Espindola <espindola@google.com>
4715 Jan Hubicka <jh@suse.cz>
4716 Diego Novillo <dnovillo@google.com>
4717 Kenneth Zadeck <zadeck@naturalbridge.com>
4719 * passes.c (all_regular_ipa_passes): New.
4720 (all_ipa_passes): Rename to all_small_ipa_passes.
4721 (init_optimization_passes): Init all_regular_ipa_passes.
4722 * tree-pass.h (all_regular_ipa_passes): New.
4723 (all_ipa_passes): Rename to all_small_ipa_passes.
4724 * passes.c (all_lto_gen_passes): New.
4725 (init_optimization_passes): Initialize all_lto_gen_passes.
4726 (execute_ipa_summary_passes): Make non-static.
4727 (ipa_write_summaries_1): New.
4728 (ipa_write_summaries_2): New.
4729 (ipa_write_summaries): New.
4730 (ipa_write_summaries_of_cgraph_node_set): New.
4731 (ipa_read_summaries_1): New.
4732 (ipa_read_summaries): New.
4733 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4734 (execute_regular_ipa_pass_list): Remove.
4735 (init_optimization_passes): Schedule
4736 pass_rebuild_cgraph_edges and pass_early_inline outside
4737 of pass_all_early_optimizations. Document reason.
4738 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4739 pass_ipa_lto_finish_out): New pass.
4740 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4741 (execute_all_ipa_transforms): New.
4742 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4743 (dump_properties, debug_properties): New.
4744 * tree-optimize.c (gate_all_early_local_passes): Return
4745 false if we are in lto1.
4746 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4747 * tree-pass.h (execute_all_ipa_transforms): Declare.
4748 (pass_ipa_function_and_variable_visibility): Declare.
4749 (pass_ipa_early_inline): Declare.
4750 (pass_ipa_lto_gimple_out): Declare.
4751 (pass_ipa_lto_wpa_fixup): Declare.
4752 (pass_ipa_lto_finish_out): Declare.
4753 (all_small_ipa_passes, all_regular_ipa_passes,
4754 all_lto_gen_passes): Declare.
4755 (execute_ipa_summary_passes): Declare.
4756 (execute_all_ipa_transforms): Declare.
4757 (ipa_write_summaries): Declare
4758 (ipa_write_summaries_of_cgraph_node_set): Declare.
4759 (ipa_read_summaries): Declare.
4761 2009-10-03 Doug Kwan <dougkwan@google.com>
4762 Ollie Wild <aaw@google.com>
4764 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4766 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4767 (lto_mode): New variable.
4768 (maybe_run_lto_and_relink): Handle the -fwpa option.
4769 (main): Handle the -fwpa option.
4770 (maybe_unlink_list): New function.
4771 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4772 * common.opt (flto): New flag.
4773 * toplev.c (flag_generate_lto): Declare.
4775 2009-10-03 Simon Baldwin <simonb@google.com>
4777 * common.opt (flto-compression-level): New flag.
4779 * opts.c: Include lto-opts.h.
4780 (handle_option): Call lto_register_user_option for each
4781 valid option handled.
4782 (decode_options): Clear registered options before the options
4785 2009-10-03 Cary Coutant <ccoutant@google.com>
4787 * collect2.c (is_elf): New function.
4788 (scan_prog_file): Require LTO object to be in ELF format.
4790 2009-10-03 Rafael Espindola <espindola@google.com>
4792 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4793 libgcc to the linker.
4795 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4797 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4798 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4800 * collect2.h (collect_execute): Add flags argument.
4801 * tlink.c (tlink_execute): Update call to collect_execute.
4802 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4803 (use_linker_plugin): New.
4804 (use_linker_plugin_spec_function): New.
4805 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4806 (linker_plugin_file_spec): New.
4807 (lto_wrapper_spec): New.
4808 (lto_gcc_spec): New.
4809 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4810 (static_spec_functions): Add use-linker-plugin.
4811 (process_command): Handle -use-linker-plugin.
4812 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4813 linker_plugin_file_spec and lto_gcc_spec.
4814 (use_linker_plugin_spec_function): New.
4816 2009-10-03 Richard Guenther <rguenther@suse.de>
4820 * tree.h (is_lang_specific): Include LANG_TYPE.
4821 * tree.c (find_decls_types_r): Manually add interesting parts
4822 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4824 * gimple.c (type_pair_hash): Make symmetric.
4825 (type_pair_eq): Likewise.
4826 (lookup_type_pair): Increase initial hashtable size.
4827 (gimple_force_type_merge): Rely on type-pair symmetry.
4828 (visit): Remove excessive checking code.
4829 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4830 (gimple_register_type): Remove getenv calls, shrink initial
4834 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4835 inline functions if not generating lto output.
4838 * toplev.c (finalize): In WPA mode remove the asm file.
4840 2009-10-03 Doug Kwan <dougkwan@google.com>
4842 * ipa-inline.c (cgraph_mark_inline): Check
4843 edge->call_stmt_cannot_inline_p instead of calling
4844 gimple_call_cannot_inline_p.
4845 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4846 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4847 (inline_generate_summary): Do nothing in LTRANS.
4848 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4849 exists before calling gimple_call_cannot_inline_p.
4850 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4851 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4852 Update new_edge->lto_stmt_uid.
4853 * cgraphbuild.c (reset_inline_failed): New.
4855 * common.opt (fwpa): New flag.
4856 (fltrans): New option.
4857 * gcc.c (gcc_lto_option_t): New type.
4858 (current_lto_option): New variable.
4859 (lto_single_spec_function): Remove and is replaced by ..
4860 (lto_option_spec_function): New function.
4861 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4862 passing the -flto flag.
4863 (cc1_options): Separate non-LTO related parts into ..
4864 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4865 (lto1_options): New spec for lto FE.
4866 (link_lto_options): New spec for handling LTO flags in linker.
4867 (invoke_lto_single): Re-format to fit in 80 column. Replace
4868 lto-single with lto-option.
4869 (static_specs): Add cc1_non_lto_options, lto1_options and
4871 (static_spec_function): Replace lto-single with lto-option.
4872 (process_command): Handle -flto, -fwpa and -fltran by setting
4873 current_lto_option and not passing it to subprocess unconditionally.
4875 2009-10-03 Bill Maddox <maddox@google.com>
4877 Add `gcc' driver support for link-time code generation (LTO).
4879 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4880 (lto_flag, lto_objects, lto_o_file): New variables.
4881 (struct lto_object, struct lto_object_list): New structures.
4882 (collect_exit, handler): Remove LTO temporary output file on exit.
4883 (add_lto_object): New function.
4884 (maybe_run_lto_and_relink): New function. Perform link time code
4885 generation and relinking for object files containing LTO information.
4886 (main): Invoke maybe_run_lto_and_relink().
4887 (dump_argv): New function. For debugging, currently disabled.
4888 (scan_prog_file): Add LTO information pass.
4889 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4891 * toplev.c (compile_file): Emit assembler directive to create
4892 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4894 2009-10-03 Diego Novillo <dnovillo@google.com>
4896 * c.opt: Add LTO to warn_abi and warn_psabi.
4898 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4899 inline function. Ignore language-specific nodes. Update all users.
4900 (find_decls_types_r): Do not traverse the subtrees of
4901 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4902 * tree.h (is_lang_specific): New.
4903 * langhooks.h (struct lang_hooks_for_decls): Remove
4904 may_need_assembler_name_p. Update all users.
4906 * c-common.c (set_builtin_user_assembler_name): Move ...
4907 * builtins.c (set_builtin_user_assembler_name): ... here.
4908 (is_builtin_name): Add comment
4909 (is_builtin_fn): New.
4910 * except.c (output_ttype): Only call
4911 lookup_type_for_runtime if TYPE is not a runtime type.
4913 * passes.c (register_pass): Call position_pass on
4914 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4915 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4916 (TV_IPA_LTO_DECL_IO): Define.
4917 (TV_IPA_LTO_CGRAPH_IO): Define.
4919 (TV_WHOPR_WPA): Define.
4920 (TV_WHOPR_WPA_IO): Define.
4921 (TV_WHOPR_LTRANS): Define.
4922 (TV_WHOPR_WPA_FIXUP): Define.
4923 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4924 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4925 * tree-flow.h (tree_node_can_be_shared): Declare.
4926 * tree-inline.c (tree_can_inline_p): Check that E has a
4927 statement associated with it.
4928 * tree.c (free_lang_data_in_binf): Factor out of ...
4929 (free_lang_data_in_type): ... here.
4930 Call RECORD_OR_UNION_TYPE_P.
4931 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4932 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4933 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4934 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4935 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4936 (gate_free_lang_data): Return true if flag_generate_lto is set.
4937 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4938 * c-common.h (set_builtin_user_assembler_name): Move ...
4939 * tree.h (set_builtin_user_assembler_name): ... here.
4941 * common.opt (flto-report): New flag.
4942 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4943 * collect2.c (scan_prog_file): Send the error output of
4944 'nm' to HOST_BIT_BUCKET.
4946 2009-10-03 Ollie Wild <aaw@google.com>
4948 * langhooks-def.h (lhd_begin_section): New function declaration.
4949 (lhd_write_section): New function declaration.
4950 (lhd_end_section): New function declaration.
4951 (LANG_HOOKS_BEGIN_SECTION): New macro.
4952 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4953 (LANG_HOOKS_END_SECTION): New macro.
4954 (LANG_HOOKS_LTO): New macro.
4955 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4956 * langhooks.c (output.h): Add include.
4957 (saved_section): New static variable.
4958 (lhd_begin_section): New function.
4959 (lhd_write_section_data): New function.
4960 (lhd_end_section): New function.
4961 * langhooks.h (struct lang_hooks_for_lto): New structure.
4962 (struct lang_hooks): Add member lto.
4963 * Makefile.in (langhooks.o): Add dependency on output.h.
4965 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4967 2009-10-03 Richard Guenther <rguenther@suse.de>
4969 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4972 2009-10-03 Simon Baldwin <simonb@google.com>
4973 Richard Guenther <rguenther@suse.de>
4974 Janis Johnson <janis187@us.ibm.com>
4975 Doug Kwan <dougkwan@google.com>
4976 Diego Novillo <dnovillo@google.com>
4977 Ramana Radhakrishnan <ramana.r@gmail.com>
4978 Ollie Wild <aaw@google.com>
4980 * doc/install.texi: Add documentation for libelf and --enable-lto.
4981 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4982 -flto-report, -flto-compression-level and -use-linker-plugin.
4983 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4984 Add section for LTO Testing.
4986 2009-10-02 Cary Coutant <ccoutant@google.com>
4988 Add support for comdat type sections for DWARF v4.
4989 Merge from dwarf4 branch.
4991 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4992 (dw_die_ref): Define vector type.
4993 (enum dw_val_class): Add dw_val_class_data8.
4994 (struct dw_val_struct): Add v.val_data8.
4995 (comdat_type_node_ref): New type.
4996 (struct die_struct): Move die_symbol into a union; add new field
4997 die_type_node. Change all uses.
4998 (comdat_type_node): New type.
4999 (skeleton_chain_node): New type.
5000 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
5001 (comdat_type_list): New variable.
5002 (dwarf_tag_name): Add DW_TAG_type_unit.
5003 (dwarf_attr_name): Add DW_AT_signature.
5004 (add_AT_data8): New function.
5005 (replace_child): New function.
5006 (move_all_children): New function.
5007 (print_signature): New function.
5008 (print_die): Print signature information; add dw_val_class_data8.
5009 (attr_checksum): Support dw_val_class_data8.
5010 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
5011 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
5012 (checksum_sleb128, checksum_uleb128): New functions.
5013 (checksum_die_context): New function.
5014 (loc_checksum_ordered): New function.
5015 (attr_checksum_ordered): New function.
5016 (struct checksum_attributes): New structure.
5017 (collect_checksum_attributes): New function.
5018 (die_checksum_ordered): New function.
5019 (generate_type_signature): New function.
5020 (same_dw_val_p): Add dw_val_class_data8.
5021 (is_symbol_die): Use new is_declaration_die function.
5022 (is_declaration_die): New function.
5023 (should_move_die_to_comdat): New function.
5024 (clone_die): New function.
5025 (clone_tree): New function.
5026 (clone_as_declaration): New function.
5027 (copy_declaration_context): New function.
5028 (generate_skeleton_ancestor_tree): New function.
5029 (generate_skeleton_bottom_up): New function.
5030 (generate_skeleton): New function.
5031 (remove_child_or_replace_with_skeleton): New function.
5032 (break_out_comdat_types): New function.
5033 (struct decl_table_entry): New type.
5034 (htab_decl_hash): New function.
5035 (htab_decl_eq): New function.
5036 (htab_decl_del): New function.
5037 (copy_ancestor_tree): New function.
5038 (copy_decls_walk): New function.
5039 (copy_decls_for_unworthy_types): New function.
5040 (build_abbrev_table): Don't assert on missing die_symbol when doing
5041 comdat type sections.
5042 (size_of_die): Use DW_FORM_sig8 for external references. Add
5044 (unmark_dies): Don't assert for unmarked dies when doing comdat
5046 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
5047 (output_signature): New function.
5048 (output_die): Likewise.
5049 (output_compilation_unit_header): Mark output as DWARF version 3
5050 even if generating DWARF 4.
5051 (output_comdat_type_unit): New function.
5052 (output_line_info): Mark output as DWARF version 3 even if generating
5054 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
5056 (dwarf2out_end_source_file): Likewise.
5057 (prune_unused_types_walk_attribs): Don't follow references into
5058 comdat type sections.
5059 (prune_unused_types_mark): When generating type units, do not mark
5060 children of non-defining declarations of types; do mark children of
5062 (prune_unused_types): Process comdat type sections.
5063 (htab_ct_hash): New function.
5064 (htab_ct_eq): New function.
5065 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
5066 Add a pointer to the line table from type unit entries so
5067 DW_AT_decl_file has meaning.
5068 * varasm.c (default_elf_asm_named_section): Use identifier name as
5069 comdat key instead of lang hook.
5071 2009-10-02 Neil Vachharajani <nvachhar@google.com>
5073 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
5075 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
5077 * config/i386/i386.md (SWIM248): New mode iterator.
5078 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
5079 divmodhi4 patterns using SWIM248 macro.
5080 (*divmod<mode>4): Macroize insn_and_split pattern from
5081 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
5082 and their corresponding splitters usign SWIM248 macro. Split SImode
5083 insn to generate cltd and DImode insn to generate cqto instead of
5084 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
5085 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
5086 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
5087 *divmodsi_noext patterns using SWIM248 macro.
5088 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
5089 udivmodhi4 patterns using SWIM248 macro.
5090 (*udivmod<mode>4): Macroize insn_and_split pattern from
5091 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
5092 corresponding splitters using SWIM248 macro.
5093 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
5094 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
5096 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
5098 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
5099 of zero-sized element is zero-sized regardless of its extent.
5101 2009-10-02 Jakub Jelinek <jakub@redhat.com>
5104 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
5105 * configure: Regenerated.
5106 * config.in: Regenerated.
5107 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
5108 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
5109 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
5110 not emitting .eh_frame, emit .cfi_sections .debug_frame
5115 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
5116 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
5118 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
5119 vars use DECL_RTL with resetting it back to NULL afterwards.
5120 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
5121 rtx_equal_p instead of asserting it is a SYMBOL_REF.
5122 (value_format): For dw_val_class_addr only use DW_FORM_addr if
5123 the attribute type allows it, otherwise use DW_FORM_dataN.
5124 (mem_loc_descriptor): Handle CONST_STRING.
5125 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
5126 Handle MEM with CONST_STRING address using add_AT_string.
5127 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
5128 CONST_STRING for const arrays initialized with a string literal.
5129 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
5130 (dwarf2out_finish): Call resolve_addr.
5132 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
5133 Maxim Kuvyrkov <maxim@codesourcery.com>
5135 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
5137 2009-10-02 Nick Clifton <nickc@redhat.com>
5139 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
5140 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
5142 2009-10-01 Jan Hubicka <jh@suse.cz>
5144 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
5145 (cgraph_create_virtual_clone): Just pass redirect_callers
5147 * cgraph.h (cgraph_clone_node): Update prototype.
5148 * ipa-pure-const.c (self_recursive_p): New function.
5149 (propagate): Use it.
5150 * ipa-inline.c (cgraph_clone_inlined_nodes,
5151 cgraph_decide_recursive_inlining): Update.
5153 2009-10-01 David Daney <ddaney@caviumnetworks.com>
5155 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
5156 instructions for TARGET_OCTEON.
5158 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5160 * config/arm/arm.c (arm_override_options): Turn off
5161 flag_dwarf2_cfi_asm for AAPCS variants.
5163 2009-10-01 Martin Jambor <mjambor@suse.cz>
5166 * tree-sra.c (convert_callers): Do not call
5167 compute_inline_parameters on one caller more than once.
5169 2009-10-01 Nick Clifton <nickc@redhat.com>
5171 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
5172 an empty string if not already defined.
5174 2009-10-01 Martin Jambor <mjambor@suse.cz>
5177 * tree-sra.c (is_va_list_type): New function.
5178 (find_var_candidates): Call is_va_list_type.
5179 (find_param_candidates): Check that the type or the type pointed
5180 to are not va_list types.
5182 2009-10-01 Martin Jambor <mjambor@suse.cz>
5185 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
5186 DECL_ARTIFICIAL (param_decl) is true.
5188 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
5190 * tree.h (tree_decl_common::lang_flag_8): New.
5191 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
5193 * c-common.h (RID_CONSTEXPR): New.
5195 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5197 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
5198 Use ref-all pointers.
5199 (alpha_gimplify_va_arg): Ditto.
5201 2009-09-30 Jakub Jelinek <jakub@redhat.com>
5204 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
5205 before insn counting loop now that BB_END (bb) is counted. Ensure
5206 the return value isn't zero.
5208 2009-09-30 Nick Clifton <nickc@redhat.com>
5210 * config.gcc (sh-symbianelf): Replace definition of extra_objs
5211 with separate definitions of c_target_objs and cxx_target_objs.
5212 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
5214 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
5215 sh_symbian_import_export_class.
5216 * config/sh/sh-protos.h: Fix names of exported symbian functions.
5217 * config/sh/symbian.c: Delete, moving code into...
5218 * config/sh/symbian-base.c: ... here
5219 * config/sh/symbian-c.c: ... and here
5220 * config/sh/symbian-cxx.c: ... and here.
5222 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5225 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
5226 of plus RTX into register.
5228 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5230 * doc/install.texi: Linguistic and markup fixes.
5231 (Configuration) <--disable-cpp>: Remove description.
5232 <--enable-maintainer-mode>: Autotools files are affected, too.
5233 <--with-sysroot>: Improve description.
5234 (Building): Bump required GNU make version.
5236 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5238 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
5239 (x86_64-*-*): Ditto.
5241 * config/i386/fma4intrin.h: New file, provide common x86 compiler
5242 intrinisics for FMA4.
5243 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
5244 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
5245 Add FMA4 check and fma4intrin.h.
5246 * config/i386/i386-c.c(ix86_target_macros_internal): Check
5248 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
5249 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
5250 constant for FMA4 support.
5251 (UNSPEC_FMA4_FMADDSUB): Ditto.
5252 (UNSPEC_FMA4_FMSUBADD): Ditto.
5253 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
5254 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
5255 (ix86_expand_fma4_multiple_memory): Ditto.
5256 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
5257 (OPTION_MASK_ISA_FMA4_UNSET): New.
5258 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
5259 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
5260 (ix86_handle_option): Handle -mfma4.
5261 (isa_opts): Handle -mfma4.
5262 (enum pta_flags): Add PTA_FMA4.
5263 (override_options): Add FMA4 support.
5264 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
5265 (IX86_BUILTIN_VFMADDSD): Ditto.
5266 (IX86_BUILTIN_VFMADDPS): Ditto.
5267 (IX86_BUILTIN_VFMADDPD): Ditto.
5268 (IX86_BUILTIN_VFMSUBSS): Ditto.
5269 (IX86_BUILTIN_VFMSUBSD): Ditto.
5270 (IX86_BUILTIN_VFMSUBPS): Ditto.
5271 (IX86_BUILTIN_VFMSUBPD): Ditto.
5272 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
5273 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
5274 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
5275 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
5276 (IX86_BUILTIN_VFNMADDSS): Ditto.
5277 (IX86_BUILTIN_VFNMADDSD): Ditto.
5278 (IX86_BUILTIN_VFNMADDPS): Ditto.
5279 (IX86_BUILTIN_VFNMADDPD): Ditto.
5280 (IX86_BUILTIN_VFNMSUBSS): Ditto.
5281 (IX86_BUILTIN_VFNMSUBSD): Ditto.
5282 (IX86_BUILTIN_VFNMSUBPS): Ditto.
5283 (IX86_BUILTIN_VFNMSUBPD): Ditto.
5284 (IX86_BUILTIN_VFMADDPS256): Ditto.
5285 (IX86_BUILTIN_VFMADDPD256): Ditto.
5286 (IX86_BUILTIN_VFMSUBPS256): Ditto.
5287 (IX86_BUILTIN_VFMSUBPD256): Ditto.
5288 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
5289 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
5290 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
5291 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
5292 (IX86_BUILTIN_VFNMADDPS256): Ditto.
5293 (IX86_BUILTIN_VFNMADDPD256): Ditto.
5294 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
5295 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
5296 (enum multi_arg_type): New enum for describing the various FMA4
5297 intrinsic argument types.
5298 (bdesc_multi_arg): New table for FMA4 intrinsics.
5299 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
5300 (ix86_expand_multi_arg_builtin): New function for creating FMA4
5302 (ix86_expand_builtin): Add FMA4 intrinsic support.
5303 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
5304 operand instructions.
5305 (ix86_expand_fma4_multiple_memory): New function to split the
5306 second memory reference from FMA4 instructions.
5307 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
5308 (ssemodesuffixf2s): Ditto.
5309 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
5311 (fma4_fmsub<mode>4): Ditto.
5312 (fma4_fnmadd<mode>4): Ditto.
5313 (fma4_fnmsub<mode>4): Ditto.
5314 (fma4_vmfmadd<mode>4): Ditto.
5315 (fma4_vmfmsub<mode>4): Ditto.
5316 (fma4_vmfnmadd<mode>4): Ditto.
5317 (fma4_vmfnmsub<mode>4): Ditto.
5318 (fma4_fmadd<mode>4256): Ditto.
5319 (fma4_fmsub<mode>4256): Ditto.
5320 (fma4_fnmadd<mode>4256): Ditto.
5321 (fma4_fnmsub<mode>4256): Ditto.
5322 (fma4_fmaddsubv8sf4): Ditto.
5323 (fma4_fmaddsubv4sf4): Ditto.
5324 (fma4_fmaddsubv4df4): Ditto.
5325 (fma4_fmaddsubv2df4): Ditto.
5326 (fma4_fmsubaddv8sf4): Ditto.
5327 (fma4_fmsubaddv4sf4): Ditto.
5328 (fma4_fmsubaddv4df4): Ditto.
5329 (fma4_fmsubaddv2df4): Ditto.
5330 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
5331 instructions for intrinsics.
5332 (fma4i_fmsub<mode>4): Ditto.
5333 (fma4i_fnmadd<mode>4): Ditto.
5334 (fma4i_fnmsub<mode>4): Ditto.
5335 (fma4i_vmfmadd<mode>4): Ditto.
5336 (fma4i_vmfmsub<mode>4): Ditto.
5337 (fma4i_vmfnmadd<mode>4): Ditto.
5338 (fma4i_vmfnmsub<mode>4): Ditto.
5339 (fma4i_fmadd<mode>4256): Ditto.
5340 (fma4i_fmsub<mode>4256): Ditto.
5341 (fma4i_fnmadd<mode>4256): Ditto.
5342 (fma4i_fnmsub<mode>4256): Ditto.
5343 (fma4i_fmaddsubv8sf4): Ditto.
5344 (fma4i_fmaddsubv4sf4): Ditto.
5345 (fma4i_fmaddsubv4df4): Ditto.
5346 (fma4i_fmaddsubv2df4): Ditto.
5347 (fma4i_fmsubaddv8sf4): Ditto.
5348 (fma4i_fmsubaddv4sf4): Ditto.
5349 (fma4i_fmsubaddv4df4): Ditto.
5350 (fma4i_fmsubaddv2df4): Ditto.
5352 * doc/invoke.texi (-mfma4): Add documentation.
5353 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
5355 2009-09-29 Richard Henderson <rth@redhat.com>
5357 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
5358 an edge to the new destination block.
5360 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5363 * pa.c (hppa_profile_hook): Use
5364 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
5366 2009-09-29 Steve Ellcey <sje@cup.hp.com>
5367 Alexander Monakov <amonakov@ispras.ru>
5370 * config/ia64/predicates.md (not_postinc_destination_operand): New.
5371 (not_postinc_memory_operand): New.
5372 (not_postinc_move_operand): New.
5373 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
5374 (*cmovsi_internal): Ditto.
5376 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
5378 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
5379 restrict issue_rate in first pass when scheduling for register
5382 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
5383 Rafael Avila de Espindola <espindola@google.com>
5385 * gengtype.c (plugin_output): New.
5386 (get_output_file_with_visibility): Return plugin_output for plugins.
5387 (main): Parse and use the -P option.
5388 * gty.texi: Update the command line format.
5390 2009-09-29 Jakub Jelinek <jakub@redhat.com>
5393 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
5395 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
5396 out if !const_ok_for_output.
5399 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
5400 case VAR_LOCATION>: Remove gcc_unreachable ().
5402 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5404 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
5405 (x86_64-*-*): Ditto.
5406 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
5407 back to smmintrin.h.
5408 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
5409 * config/i386/x86intrin.h: Remove SSE5.
5410 * config/i386/mmintrin-common.h: Delete file.
5411 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
5413 2009-09-29 Richard Guenther <rguenther@suse.de>
5415 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
5416 resulting from stack temporaries on STRICT_ALIGNMENT targets.
5418 2009-09-29 Nick Clifton <nickc@redhat.com>
5420 * function.c (current_function_name): If there is no current
5421 function just return "<none>".
5423 2009-09-28 Sriraman Tallam <tmsriram@google.com>
5425 * tree-pass.h (register_pass_info): New structure.
5426 (pass_positioning_ops): Move enum from gcc-plugin.h.
5427 (register_pass): New function.
5428 * gcc-plugin.h (plugin_pass): Delete structure.
5429 (pass_positioning_ops): Delete enum.
5430 * plugin.c (regsiter_pass): Delete function.
5431 (position_pass): Delete function.
5432 (added_pass_nodes): Delete variable.
5433 (prev_added_pass_nodes): Delete variable.
5434 (pass_list_node): Delete structure.
5435 * passes.c (make_pass_instance): New function.
5436 (next_pass_1): Change to call make_pass_instance.
5437 (pass_list_node): Move structure from gcc-plugin.h.
5438 (added_pass_nodes): Move variable from plugin.c.
5439 (prev_added_pass_nodes): Move variable from plugin.c.
5440 (position_pass): New function.
5441 (register_pass): New function.
5443 2009-09-28 Easwaran Raman <eraman@google.com>
5445 * ifcvt.c (noce_try_abs): Recognize pattern and call
5446 expand_one_cmpl_abs_nojump.
5447 * optabs.c (expand_one_cmpl_abs_nojump): New function.
5448 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
5450 2009-09-28 Ian Lance Taylor <iant@google.com>
5453 * c-opts.c (c_common_handle_option): Don't set
5454 warn_jump_misses_init for -Wall.
5455 * doc/invoke.texi (Warning Options): Update documentation.
5457 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5459 * Makefile.in ($(out_object_file)): Depend on
5460 gt-$(basename $(notdir $(out_file))).h.
5462 2009-09-28 Richard Henderson <rth@redhat.com>
5464 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
5465 * except.c (gen_eh_region): Set it.
5466 (duplicate_eh_regions_1): Copy it.
5467 * tree-eh.c (lower_resx): Use it to determine which function
5470 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
5471 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
5472 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
5473 * tree.c (build_common_builtin_nodes): Remove parameter. Build
5474 BUILT_IN_CXA_END_CLEANUP if necessary.
5476 * c-common.c (c_define_builtins): Update call to
5477 build_common_builtin_nodes.
5479 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5481 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
5483 2009-09-28 Michael Matz <matz@suse.de>
5485 * builtins.c (interclass_mathfn_icode): New helper.
5486 (expand_builtin_interclass_mathfn): Use it here, and split folding
5488 (fold_builtin_interclass_mathfn): ... this new folder.
5489 (build_call_nofold_loc): New static helper.
5490 (build_call_nofold): New wrapper macro for above.
5491 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
5492 (expand_builtin_pow): Ditto.
5493 (expand_builtin_memset_args): Ditto.
5494 (expand_builtin_printf): Ditto.
5495 (expand_builtin_fprintf): Ditto.
5496 (expand_builtin_sprintf): Ditto.
5497 (expand_builtin_memory_chk): Ditto.
5498 (expand_builtin_mempcpy_args): Ditto and don't call folders.
5499 (expand_builtin_stpcpy): Ditto.
5500 (expand_builtin_strcmp): Ditto.
5501 (expand_builtin_strncmp): Ditto.
5502 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
5503 (expand_builtin_strcpy_args): Don't call folders.
5504 (expand_builtin_memcmp): Ditto.
5505 (expand_builtin_strncpy): Ditto, and use target.
5506 (expand_builtin_memcpy): Ditto.
5507 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
5508 expand_builtin_strpbrk, expand_builtin_memmove,
5509 expand_builtin_memmove_args, expand_builtin_bcopy,
5510 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
5511 expand_builtin_strspn, expand_builtin_strcspn,
5512 expand_builtin_fputs): Remove these.
5513 (expand_builtin): Don't call the above, change calls to other
5514 expanders that changed prototype.
5515 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
5516 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
5517 fold_builtin_interclass_mathfn.
5518 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
5519 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
5521 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
5522 * passes.c (init_optimization_passes): Move pass_fold_builtins
5523 after last phiopt pass.
5524 * tree-inline.c (fold_marked_statements): When folding builtins
5525 iterate over all instruction potentially generated.
5526 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
5528 (fold_gimple_call): Use it to always fold calls (into potentially
5529 multiple instructions).
5530 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
5531 calls into zero at this time.
5532 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
5533 statements generated by builtin folding.
5535 2009-09-28 Nick Clifton <nickc@redhat.com>
5537 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
5539 2009-09-28 Duncan Sands <baldrick@free.fr>
5541 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
5542 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
5543 (register_callback): Dispatch it.
5544 (invoke_plugin_callbacks): Incorporate in sanity check.
5545 * ggc.h (ggc_register_cache_tab): Add declaration.
5546 * ggc-common.c (ggc_register_root_tab): Simplify.
5547 (const_ggc_cache_tab_t): New typedef.
5548 (extra_cache_vec): New vector of dynamically added cache tables.
5549 (ggc_register_cache_tab): New function.
5550 (ggc_scan_cache_tab): New function.
5551 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
5552 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
5554 2009-09-27 Richard Henderson <rth@redhat.com>
5556 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
5557 which we remove __builtin_stack_restore.
5559 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
5561 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
5562 to test for GRD_INVARIANT.
5563 (simple_rhs_p): Anything that's function_invariant_p is fine.
5565 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
5567 * gengtype.c (main): Use plunge_files instead of plugin_output.
5569 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
5570 Rafael Avila de Espindola <espindola@google.com>
5572 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
5573 Don't print pch related info if it is false.
5574 (main): Don't print pch info in plugin mode.
5576 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5578 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
5579 with dw_val_class_const_double.
5580 (struct dw_val_struct): Replace val_long_long with val_double and
5581 adjust for above change.
5582 (output_loc_operands): Likewise.
5583 (add_AT_long_long): Rename into...
5584 (add_AT_double): ...this.
5585 (print_die): Replace dw_val_class_long_long with
5586 dw_val_class_const_double and adjust.
5587 (attr_checksum): Likewise.
5588 (same_dw_val_p): Likewise.
5589 (size_of_die): Likewise.
5590 (value_format): Likewise.
5591 (output_die): Likewise.
5592 (loc_descriptor) <CONST_DOUBLE>: Likewise.
5593 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
5594 instead of add_AT_long_long.
5595 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
5596 value with the precision of its type.
5598 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
5601 * c-typeck.c (build_conditional_expr): Use the readonly and
5602 volatile flags of the operand types, not of the operands itself.
5604 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
5606 * collect2.c (main): Look for -brtl before adding libraries.
5608 2009-09-27 Jonathan Gray <jsg@openbsd.org>
5610 * config.gcc: Update OpenBSD targets.
5611 * config/openbsd-stdint.h: New file.
5612 * config/openbsd-libpthread.h: New file.
5613 * config/openbsd.h: Update and break out LIB_SPEC definition.
5614 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
5615 * config/i386/openbsdelf.h: Correct types.
5616 * config/m68k/openbsd.h: Likewise.
5617 * config/mips/openbsd.h: Likewise.
5618 * config/vax/openbsd.h: Likewise.
5620 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5622 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
5623 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
5624 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
5625 of the length and zero.
5627 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5629 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
5630 (FLAGS_H): Add options.h $(REAL_H).
5631 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
5632 (TREE_VECTORIZER_H): New.
5633 (EBITMAP_H): Renamed from EBIMAP_H.
5634 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
5635 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
5636 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
5637 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
5638 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
5639 (graphite-clast-to-gimple.o, graphite-dependences.o)
5640 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
5641 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
5642 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
5643 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
5644 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
5645 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
5646 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
5647 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
5648 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
5649 updated and fixed as per above changes and per
5650 check_makefile_deps.sh output.
5653 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5654 * configure: Regenerate.
5656 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5658 * doc/install.texi: Update minimum MPC version to 0.7.
5660 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
5662 * doc/install.texi (Binaries): Remove reference to the binary
5663 distribution CD-ROM from the FSF.
5665 2009-09-26 Michael Matz <matz@suse.de>
5669 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
5670 that are mentioned in the body.
5672 2009-09-26 Michael Matz <matz@suse.de>
5674 PR tree-optimization/41454
5675 * tree-ssa-dom (stmts_to_rescan): Remove variable.
5676 (tree_ssa_dominator_optimize): Don't allocate and free it.
5677 (dom_opt_leave_block): Don't iterate over it.
5678 (eliminate_redundant_computations): Don't return a value.
5679 (cprop_operand, cprop_into_stmt): Ditto.
5680 (optimize_stmt): Don't defer updating stmts.
5682 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5684 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5685 generic_parameter_die, template_parameter_pack_die,
5686 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5687 renaming DW_TAG_formal_parameter_pack and
5688 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5689 and DW_TAG_GNU_template_parameter_pack.
5691 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5693 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5694 * config/v850/v850.c (v850_function_value): New function.
5695 (TARGET_FUNCTION_VALUE): Define.
5697 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5699 * tree-vect-stmts.c (vectorizable_call): Call
5700 mark_symbols_for_renaming after vect_finish_stmt_generation.
5702 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5703 to loc_descriptor_from_tree.
5704 (add_location_or_const_value_attribute): Pass 0 instead of 2
5705 for decl_by_reference_p decls.
5707 2009-09-25 Richard Guenther <rguenther@suse.de>
5710 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5713 2009-09-25 Ben Elliston <bje@au.ibm.com>
5715 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5718 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5720 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5721 form of instruction.
5723 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5726 * fold-const.c (const_binop): Handle complex int division.
5727 * tree-complex.c (expand_complex_div_straight,
5728 expand_complex_div_wide): Update comments.
5730 2009-09-24 DJ Delorie <dj@redhat.com>
5733 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5734 (reg_class): Likewise.
5735 (REG_CLASS_NAMES): Likewise.
5736 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5737 (m32c_override_options): Disable -fivopts for M32C.
5739 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5741 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5742 Delete VSX load/store with update support.
5743 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5744 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5748 (VStype_load_update): Ditto.
5749 (VStype_store_update): Ditto.
5750 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5751 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5753 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5754 load/store with update builtins.
5756 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5758 * libgcc2.c (L_trampoline): Prototype for getpagesize
5759 and mprotect in WINNT case.
5761 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5763 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5764 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5765 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5766 'outgoing' argument.
5767 (TARGET_FUNCTION_VALUE): Define.
5769 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5771 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5773 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5776 * common.opt: Initialize dwarf_strict to -1.
5777 * toplev.c (process_options): Catch unset dwarf_strict
5778 and set to 0 for all targets not overriding.
5779 * config/darwin.c (darwin_override_options): Catch unset
5780 dwarf_strict and override to 1.
5782 2009-09-24 Jeff Law <law@redhat.com>
5784 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5786 2009-09-24 Richard Guenther <rguenther@suse.de>
5788 PR tree-optimization/36143
5789 PR tree-optimization/38747
5790 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5791 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5793 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5796 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5797 return false instead of gcc_unreachable (). For CONST return the
5798 value returned by recursive call instead of always returning true.
5799 (tree_add_const_value_attribute): Return the value returned by
5800 add_const_value_attribute instead of always returning true if rtl
5803 2009-09-23 Justin Seyster <jrseys@gmail.com>
5805 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5807 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5809 * cgraphunit.c (cgraph_lower_function): Revert last change.
5810 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5811 instead of DECL_NO_STATIC_CHAIN.
5812 * tree-cfg.c (verify_gimple_call): Likewise.
5813 * tree-nested.c (get_chain_decl, get_chain_field,
5814 convert_tramp_reference_op, convert_gimple_call): Likewise.
5815 (convert_all_function_calls): Likewise. Always set or clear
5816 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5817 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5818 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5820 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5821 DECL_NO_STATIC_CHAIN.
5822 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5823 instead of DECL_NO_STATIC_CHAIN.
5824 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5825 decl_function_context.
5826 * varasm.c (initializer_constant_valid_p): Likewise.
5827 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5828 (DECL_STATIC_CHAIN): ... this.
5829 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5830 instead of DECL_NO_STATIC_CHAIN.
5832 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5833 Rafael Avila de Espindola <espindola@google.com>
5835 * gengtype.c (nb_plugin_files): Make it unsigned to match
5836 num_gt_files. Adjust other variables to avoid warnings.
5837 (main): Allocate an all zero lang_bitmap before each plugin file name
5838 to match regular file names.
5840 2009-09-23 Richard Henderson <rth@redhat.com>
5842 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5843 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5844 static chain passed in memory.
5845 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5846 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5847 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5848 STATIC_CHAIN_REGNUM defined.
5850 * config/picochip/picochip-protos.h: s/class/klass/.
5851 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5852 (picochip_static_chain): New.
5853 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5854 (STATIC_CHAIN_INCOMING): Remove.
5856 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5857 (xtensa_static_chain): New.
5858 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5859 (STATIC_CHAIN_INCOMING): Remove.
5861 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5863 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5864 * config/pa/pa-protos.h (function_value): Remove.
5865 * config/pa/pa.c (pa_function_value): Rename from function_value.
5866 Make static, add 'outgoing' argument.
5867 (TARGET_FUNCTION_VALUE): Define.
5869 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5871 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5872 instead of cfun->machine->is_leaf.
5873 * config/avr/avr.h (machine_function): Remove is_leaf field.
5875 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5878 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5879 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5880 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5881 the same size, prefer DW_OP_stack_value.
5882 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5883 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5885 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5888 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5890 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5893 * cfgexpand.c (convert_debug_memory_address): New.
5894 (expand_debug_expr): Convert base address and offset to the same
5895 mode. Use it to convert addresses to other modes. Accept
5898 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5901 * function.h (types_used_by_vars_hash): Declare new hash table.
5902 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5903 equality and hash function for the hash table.
5904 (types_used_by_cur_var_decl): Declare a new global chained list.
5905 (types_used_by_var_decl_insert): Declare new function.
5906 * function.c (types_used_by_vars_hash): Define the hashtable ...
5907 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
5908 its equality and hash functions.
5909 (hash_types_used_by_vars_entry): New hash helper.
5910 (types_used_by_cur_var_decl): Define the global chained list.
5911 (used_types_insert): Update the list of types used by the global
5912 variable being parsed.
5913 (types_used_by_var_decl_insert): Define new function.
5914 * c-common.h (record_types_used_by_current_var_decl): Declare ...
5915 * c-common.c (record_types_used_by_current_var_decl): ... new
5917 * c-decl.c (finish_decl): Record the types used by the global
5918 variable declaration we've just parsed.
5919 * dwarf2out.c (premark_used_types): Insert a new line between
5920 comment and function.
5921 (premark_used_types_helper): Fix comment.
5922 (premark_types_used_by_global_vars_helper,
5923 premark_types_used_by_global_vars): New functions.
5924 (prune_unused_types): Do not prune types used by global variables.
5926 2009-09-23 Richard Guenther <rguenther@suse.de>
5928 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5929 produced for bigendian targets with promoted subregs.
5931 2009-09-23 Richard Guenther <rguenther@suse.de>
5933 * value-prof.c (gimple_ic): Purge old EH edges only after building
5936 2009-09-23 Nick Clifton <nickc@redhat.com>
5938 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5940 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5943 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5946 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5947 on non-nested functions.
5949 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5950 Jan Hubicka <jh@suse.cz>
5952 * dwarf2out.c (loc_list_plus_const): Only define if
5953 DWARF2_DEBUGGING_INFO.
5954 (address_of_int_loc_descriptor): Likewise.
5957 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5959 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5962 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5963 constant is more than zero.
5965 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5968 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5969 call final to emit non-scheduled prologue, instead insert at entry.
5971 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5972 Joseph S. Myers <joseph@codesourcery.com>
5974 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5976 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5977 Rafael Avila de Espindola <espindola@google.com>
5979 * gengtype.c (is_file_equal): New function.
5980 (close_output_files): Use is_file_equal. Free of->buf.
5982 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5983 Rafael Avila de Espindola <espindola@google.com>
5985 * gengtype.c (write_types, write_local): Add the output_header
5986 argument. Update all callers.
5988 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5990 * dwarf2out.c (template_parameter_pack_die,
5991 gen_formal_parameter_pack_die ): New functions.
5992 (make_ith_pack_parameter_name): Remove this function.
5993 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5994 DW_TAG_formal_parameter_pack.
5995 (gen_generic_params_dies): Represent each template parameter pack
5996 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5997 represented by usual DW_TAG_template_*_parameter DIEs that are
5998 children of the DW_TAG_template_parameter_pack element DIE.
5999 (generic_parameter_die): This doesn't deal with parameter pack
6000 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
6001 of parameter pack DIEs.
6002 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
6003 in certain cases, e.g. for pack elements.
6004 (gen_formal_types_die, gen_decl_die): Adjust usage of
6005 gen_formal_parameter_die.
6006 (gen_subprogram_die): Represent each function parameter pack by a
6007 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
6008 represented by usual DW_TAG_formal_parameter DIEs that are children
6009 of the DW_TAG_formal_parameter_pack DIE. Remove references to
6010 ____builtin_va_alist decls as no part of the compiler uses those
6012 * langhooks.h (struct lang_hooks_for_decls): Add
6013 function_parm_expanded_from_pack_p, get_generic_function_decl
6014 and function_parameter_pack_p hooks. Fix comment for
6015 get_innermost_generic_parms hook.
6016 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
6017 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
6018 macros and use them to initialize lang_hook.
6020 2009-09-22 Richard Henderson <rth@redhat.com>
6022 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
6023 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
6024 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
6025 on TRAMPOLINE_TEMPLATE.
6026 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
6027 TRAMPOLINE_ADJUST_ADDRESS.
6028 * targhooks.c (default_asm_trampoline_template): Remove.
6029 (default_trampoline_adjust_address): Remove.
6030 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
6031 * targhooks.h: Update decls.
6033 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6035 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
6036 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
6037 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
6039 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
6042 * reload1.c (reload): Reset debug insns with pseudos without
6045 2009-09-22 Janis Johnson <janis187@us.ibm.com>
6047 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
6048 unconditional true for decimal float modes.
6049 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
6050 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
6052 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6054 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
6055 Enable a new case for __FreeBSD__ >= 7.
6056 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
6057 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
6058 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
6059 and USE_LD_AS_NEEDED.
6061 * doc/install.texi (*-*-freebsd*): Update target information.
6063 2009-09-22 Richard Guenther <rguenther@suse.de>
6066 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
6067 arrays really properly.
6069 2009-09-22 Richard Henderson <rth@redhat.com>
6072 * target.h (struct gcc_target): Add asm_out.trampoline_template,
6073 calls.static_chain, calls.trampoline_init,
6074 calls.trampoline_adjust_address.
6075 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6076 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6077 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6078 * builtins.c (expand_builtin_setjmp_receiver): Use
6079 targetm.calls.static_chain; only clobber registers.
6080 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
6081 set up memory attributes properly for the trampoline block.
6082 (expand_builtin_adjust_trampoline): Use
6083 targetm.calls.trampoline_adjust_address.
6084 * calls.c (prepare_call_address): Add fndecl argument. Use
6085 targetm.calls.static_chain.
6086 * df-scan.c (df_need_static_chain_reg): Remove.
6087 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
6088 consolodate static chain handling.
6089 * doc/tm.texi: Document new hooks.
6090 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
6091 (init_emit_regs): Don't initialize them.
6092 * expr.h (prepare_call_address): Update decl.
6093 * final.c (profile_function): Use targetm.calls.static_chain.
6094 * function.c (expand_function_start): Likewise.
6095 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
6096 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
6097 only clobber registers.
6098 * targhooks.c (default_static_chain): New.
6099 (default_asm_trampoline_template, default_trampoline_init): New.
6100 (default_trampoline_adjust_address): New.
6101 * targhooks.h: Declare them.
6102 * varasm.c (assemble_trampoline_template): Use
6103 targetm.asm_out.trampoline_template. Make the memory block const
6106 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
6107 alpha_initialize_trampoline. Make static. Merge VMS parameter
6108 differences into the TARGET_ABI_OPEN_VMS code block.
6109 (TARGET_TRAMPOLINE_INIT): New.
6110 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
6111 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
6112 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
6113 (INITIALIZE_TRAMPOLINE): Remove.
6115 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
6116 (TRAMPOLINE_TEMPLATE): Merge with ...
6117 (INITIALIZE_TRAMPOLINE): ... this and move ...
6118 * config/arc/arc.c (arc_trampoline_init): ... here.
6119 (TARGET_TRAMPOLINE_INIT): New.
6121 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6122 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6123 (arm_asm_trampoline_template): New.
6124 (arm_trampoline_init, arm_trampoline_adjust_address): New.
6125 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
6126 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
6127 code to arm_asm_trampoline_template.
6128 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
6129 arm_trampoline_adjust_address.
6130 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
6131 adjust for target hook parameters.
6133 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
6136 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
6137 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
6138 (bfin_trampoline_init): Rename from initialize_trampoline;
6139 make static; update for target hook parameters.
6140 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6141 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
6142 bfin_asm_trampoline_template.
6143 (INITIALIZE_TRAMPOLINE): Remove.
6145 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6146 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
6147 cris_trampoline_init): New.
6148 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
6149 cris_asm_trampoline_template.
6150 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
6151 adjust for target hook parameters.
6153 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
6155 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6156 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
6157 fr30_trampoline_init): New.
6158 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
6159 fr30_asm_trampoline_template.
6160 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
6161 adjust for target hook parameters.
6163 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
6164 (frv_trampoline_init): Rename from frv_initialize_trampoline;
6165 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
6166 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
6167 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
6169 * config/h8300/h8300.c (h8300_trampoline_init): New.
6170 (TARGET_TRAMPOLINE_INIT): New.
6171 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
6172 to h8300_trampoline_init and adjust for hook parameters.
6174 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
6175 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
6176 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
6177 make static; adjust for hook parameters.
6178 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
6180 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6181 (TARGET_TRAMPOLINE_INIT): New.
6182 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
6183 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
6184 iq2000_asm_trampoline_template.
6185 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
6186 (TRAMPOLINE_CODE_SIZE): New.
6187 (TRAMPOLINE_SIZE): Use it.
6188 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
6190 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
6191 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
6192 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
6193 adjust for hook parameters.
6194 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
6196 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
6197 (m32r_trampoline_init): New.
6198 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
6199 m32r_trampoline_init.
6201 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
6202 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
6203 make static; update for hook parameters.
6204 * config/m68hc11/m68hc11-protos.h: Update.
6205 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
6207 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6208 (TARGET_TRAMPOLINE_INIT): New.
6209 (mcore_function_value): Fix typo.
6210 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
6211 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
6212 to mcore_asm_trampoline_template.
6213 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
6215 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
6216 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
6217 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
6218 update for hook parameters.
6219 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
6221 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6222 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6223 mips_trampoline_init): New.
6224 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
6225 mips_asm_trampoline_template.
6226 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
6227 update for hook parameters.
6229 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6230 (TARGET_TRAMPOLINE_INIT): New.
6231 (mmix_trampoline_size): Remove.
6232 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
6233 make static. Remove out-of-date tetra vs octa comment.
6234 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
6235 make static; update for hook parameters.
6236 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
6237 (INITIALIZE_TRAMPOLINE): Remove.
6238 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
6239 (TRAMPOLINE_ALIGNMENT): New.
6240 * gcc/config/mmix/mmix-protos.h: Update.
6242 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6243 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6244 mn10300_trampoline_init): New.
6245 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
6246 mn10300_asm_trampoline_template.
6247 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
6249 * config/moxie/moxie.c (moxie_static_chain,
6250 moxie_asm_trampoline_template, moxie_trampoline_init,
6251 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
6252 TARGET_TRAMPOLINE_INIT): New.
6253 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
6254 moxie_trampoline_init.
6255 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
6256 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6258 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6259 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6260 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
6261 pa_trampoline_adjust_address): New.
6262 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
6263 pa_asm_trampoline_template.
6264 (TRAMPOLINE_ALIGNMENT): New.
6265 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
6266 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
6267 adjust for hook parameters.
6268 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
6270 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
6271 (TARGET_TRAMPOLINE_INIT): New.
6272 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
6273 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
6275 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
6277 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
6278 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
6279 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
6280 make static; adjust parameters for the hook.
6281 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
6283 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
6284 s390_trampoline_template; make static.
6285 (s390_trampoline_init): Rename from s390_initialize_trampoline;
6286 make static; adjust for target hook.
6287 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6288 * config/s390/s390-protos.h: Remove trampoline decls.
6289 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
6290 (TRAMPOLINE_TEMPLATE): Remove.
6291 (TRAMPOLINE_ALIGNMENT): New.
6293 * config/score/score-protos.h (score_initialize_trampoline): Remove.
6294 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6295 (TARGET_TRAMPOLINE_INIT): New.
6296 (score_asm_trampoline_template): New.
6297 (score_trampoline_init): Rename from score_initialize_trampoline;
6298 make static; adjust for hook parameters.
6299 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
6300 score[37]_asm_trampoline_template.
6301 (INITIALIZE_TRAMPOLINE): Remove.
6302 * config/score/score3.c (score3_asm_trampoline_template): New.
6303 (score3_trampoline_init): Rename from score3_initialize_trampoline;
6304 adjust for target hook.
6305 * config/score/score7.c (score7_asm_trampoline_template): New.
6306 (score7_trampoline_init): Rename from score7_initialize_trampoline;
6307 adjust for target hook.
6308 * config/score/score3.h, config/score/score7.h: Update.
6310 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
6311 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
6312 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6313 (sh_trampoline_init): Rename from sh_initialize_trampoline;
6314 make static; adjust for target hook parameters.
6315 (sh_trampoline_adjust_address): New.
6316 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
6317 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
6319 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
6320 (sparc32_initialize_trampoline): Rename from
6321 sparc_initialize_trampoline; make static; replace tramp parameter
6322 with m_tramp and update memory accesses.
6323 (sparc64_initialize_trampoline): Similarly.
6324 (sparc_trampoline_init): New.
6325 * config/sparc/sparc-protos.h: Remove trampoline decls.
6326 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
6327 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
6329 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
6330 (array_to_constant): Make ARR parameter const.
6331 (spu_trampoline_init): Rename from spu_initialize_trampoline;
6332 make static; update for hook parameters.
6333 * config/spu/spu-protos.h: Update decls.
6334 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
6336 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
6337 from xstormy16_initialize_trampoline; make static; update for
6339 (TARGET_TRAMPOLINE_INIT): New.
6340 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
6342 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6343 (TARGET_TRAMPOLINE_INIT): New.
6344 (v850_can_eliminate): Make static.
6345 (v850_asm_trampoline_template, v850_trampoline_init): New.
6346 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
6347 v850_asm_trampoline_template.
6348 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
6349 and adjust for target hook parameters.
6351 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6352 (TARGET_TRAMPOLINE_INIT): New.
6353 (vax_asm_trampoline_template, vax_trampoline_init): New.
6354 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
6355 vax_asm_trampoline_template.
6356 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
6358 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6359 (TARGET_TRAMPOLINE_INIT): New.
6360 (xtensa_asm_trampoline_template): Rename from
6361 xtensa_trampoline_template; make static.
6362 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
6363 make static; update for hook parameters.
6364 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
6365 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
6366 (INITIALIZE_TRAMPOLINE): Remove.
6368 * config/i386/i386.c (ix86_function_regparm): Do not issue an
6369 error for nested functions with regparm=3.
6370 (ix86_compute_frame_layout): Adjust frame pointer offset for
6371 ix86_static_chain_on_stack.
6372 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
6373 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
6374 don't reset to UNITS_PER_WORD.
6375 (ix86_emit_leave): Adjust ix86_cfa_state.
6376 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
6377 (ix86_static_chain): New.
6378 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
6379 make static; update for target hook parameters; use ix86_static_chain.
6380 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6381 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
6382 (INITIALIZE_TRAMPOLINE): Remove.
6383 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
6384 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
6385 to the end. Add static_chain_on_stack.
6386 (ix86_static_chain_on_stack): New.
6388 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
6389 (m68k_output_mi_thunk): Don't use static_chain_rtx.
6390 (m68k_trampoline_init): New.
6391 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
6392 m68k_trampoline_init and adjust for hook parameters.
6393 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
6394 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
6396 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6398 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
6399 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
6401 * reload1.c (reload): Call wrap_constant when substituting
6402 reg for equiv inside of DEBUG_INSNs.
6405 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
6406 add_call_src_coords_attributes, add_high_low_attributes,
6407 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
6408 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
6409 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
6410 when -gdwarf-2 -gstrict-dwarf.
6411 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
6412 -gdwarf-[23] -gstrict-dwarf.
6413 (address_of_int_loc_descriptor, loc_descriptor,
6414 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
6415 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
6416 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
6418 2009-09-22 Richard Guenther <rguenther@suse.de>
6420 PR tree-optimization/41428
6421 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
6422 (ccp_finalize): Pass it to substitute_and_fold.
6424 2009-09-22 Richard Guenther <rguenther@suse.de>
6426 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
6427 (substitute_and_fold): Adjust prototype.
6428 * tree-vrp.c (vrp_evaluate_conditional): Make static.
6429 (simplify_stmt_using_ranges): Likewise.
6430 (fold_predicate_in): Move here from tree-ssa-propagate.c.
6431 (vrp_fold_stmt): New function.
6432 (vrp_finalize): Pass it to substitute_and_fold.
6433 * tree-flow.h (vrp_evaluate_conditional): Remove.
6434 (simplify_stmt_using_ranges): Likewise.
6435 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
6436 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6437 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
6439 (fold_predicate_in): Move to tree-vrp.c.
6440 (substitute_and_fold): Use the callback instead of calling into
6441 tree-vrp.c functions directly.
6443 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6445 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
6446 comparison warning on rs6000.
6449 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
6450 GIMPLE_EH_MUST_NOT_THROW cleanup.
6451 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6453 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
6456 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
6457 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
6458 LIB_SPEC for darwin10 and later since it always uses the unwinder in
6459 libSystem which is derived from the gcc 4.2.1 unwinder.
6461 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6464 * varasm.c (default_encode_section_info): Copy TLS model into
6465 sym_ref flags regardless of backend support for TLS, for all
6466 model types except TLS_MODEL_EMULATED.
6468 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6471 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
6472 we can handle it correctly.
6474 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6476 * doc/install.texi (os2): Remove section.
6478 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6480 * doc/standards.texi (Objective-C): Adjust two URLs.
6482 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
6484 * tree-tailcall.c (process_assignment): Don't check if a
6485 multiplication or an addition are already present.
6486 (find_tail_calls): Combine multiple additions and multiplications.
6487 (adjust_accumulator_values): Emit accumulators.
6489 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
6491 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
6492 xmm register restore.
6494 2009-09-21 Jan Hubicka <jh@suse.cz>
6496 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
6497 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
6500 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
6502 * stor-layout.c (layout_type): Remove obsolete code.
6504 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
6507 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
6509 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6512 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
6513 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
6514 (fold_builtin_2, do_mpc_arg1): Update accordingly.
6515 * fold-const.c (const_binop): Likewise.
6516 * real.h (do_mpc_arg2): Update prototype.
6518 2009-09-20 Jan Hubicka <jh@suse.cz>
6520 * dwarf2out.c (add_const_value_attribute): Return true if successful.
6521 (add_location_or_const_value_attribute): Rewrite using
6523 (tree_add_const_value_attribute): Return true if successful.
6524 (tree_add_const_value_attribute_for_decl): Likewise.
6526 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
6527 (loc_descriptor): ... here;
6528 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6529 (cst_pool_loc_descr): Break out from ...; do not reffer constant
6530 pool items that was not marked for output.
6531 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
6532 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6533 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6534 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
6535 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
6536 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
6537 DW_OP_stack_value to get address of items that are not available
6539 (dw_loc_list): Handle single element lists correctly.
6541 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
6542 Pascal Obry <obry@adacore.com>
6544 * unwind-dw2-fde.c (classify_object_over_fdes):
6545 Cast the constant 1 to _Unwind_Ptr.
6546 (add_fdes): Likewise.
6547 (linear_search_fdes): Likewise.
6549 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
6551 * stor-layout.c (set_sizetype): Avoid useless type copy.
6553 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
6555 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
6557 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
6558 * configure, config.in: Regenerate.
6559 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
6561 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
6562 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
6563 for global data if the output could be used in a shared library.
6564 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6565 to 0 if TARGET_WRITABLE_EH_FRAME.
6567 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
6569 PR rtl-optimization/39886
6570 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
6571 just when insn is equal to BB_END (bb).
6573 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
6575 * config/mips/mips.opt (mrelax-pic-calls): New option.
6576 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
6578 (mips_unspec_call): Change "unspec_call" expander into this.
6579 (mips_strip_unspec_call): New function.
6580 (mips_got_load): Call mips_unspec_call instead of
6581 gen_unspec_call<mode>.
6582 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
6584 (mips_cfg_in_reorg): New function.
6585 (mips16_lay_out_constants): Use it to decide whether to call
6586 CFG-aware insn splitting.
6587 (r10k_insert_cache_barriers): Move CFG set-up code from here to
6588 mips_reorg. Move DF set-up code from here ...
6589 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
6591 (mips_reorg): Call mips_df_reorg instead of
6592 r10k_insert_cache_barriers. Move CFG set-up code here from
6593 r10k_insert_cache_barriers.
6594 (mips_call_expr_from_insn): New function.
6595 (mips_pic_call_symbol_from_set): Likewise.
6596 (mips_find_pic_call_symbol): Likewise.
6597 (mips_annotate_pic_call_expr): Likewise.
6598 (mips_get_pic_call_symbol): Likewise.
6599 (mips_annotate_pic_calls): Likewise.
6600 (mips_override_options): Disable -mrelax-pic-calls unless PIC
6602 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
6603 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
6604 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
6606 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
6607 (unspec_call<mode>): Remove it.
6608 (sibcall_internal, sibcall_value_internal,
6609 sibcall_value_multiple_internal, call_internal, call_split,
6610 call_value_internal, call_value_split,
6611 call_value_multiple_internal, call_value_multiple_split): Pass
6612 SIZE_OPNO to MIPS_CALL.
6613 (call_internal_direct, call_direct_split,
6614 call_value_internal_direct, call_value_direct_split): Pass -1 as
6615 SIZE_OPNO to MIPS_CALL.
6616 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
6617 * configure: Regenerate.
6618 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
6619 and -mno-relax-pic-calls.
6620 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
6622 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6625 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
6626 in the directory this rule is called from, rather than the
6627 toplevel 'gcc' directory, to fix in-tree build.
6629 2009-09-19 Chris Demetriou <cgd@google.com>
6631 PR preprocessor/28435:
6632 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
6633 to cpplib that the preprocessor output is needed.
6635 2009-09-19 Jakub Jelinek <jakub@redhat.com>
6637 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
6638 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
6639 *return_and_restore_fpregs_<mode>,
6640 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
6643 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
6644 instead of assuming it has always a REG inside of it.
6646 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
6648 * config/freebsd.h: Update comment on types.
6649 (WINT_TYPE): Define.
6651 2009-09-18 Jason Merrill <jason@redhat.com>
6653 * c.opt: Add -fno-deduce-init-list.
6655 2009-09-18 Neil Vachharajani <nvachhar@google.com>
6657 * value-prof.c (interesting_stringop_to_profile_p): Added output
6658 argument to indicate which parameter is the size parameter.
6659 * value-prof.c (gimple_stringop_fixed_value): Use
6660 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
6661 * value-prof.c (gimple_stringops_transform): Update call sites to
6662 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
6664 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
6667 From David Binderman <dcb314@hotmail.com>:
6668 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
6669 local variable f. Remove stale comments.
6670 (ix86_compute_frame_layout): Remove useless local variable total_size.
6671 Remove #if 0'd code.
6672 (legitimate_address_p): Remove useless local variables
6673 reason_rtx and reason.
6674 (ix86_split_copysign_const): Remove useless local variable op1.
6675 (scale_counter): Remove useless local variable piece_size_mask.
6677 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6679 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6682 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6685 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6687 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6689 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6692 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6694 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6695 DW_OP_implicit_value even without dwarf_version 4.
6697 2009-09-17 Jan Hubicka <jh@suse.cz>
6699 * dwarf2out.c: Include tree-pass.h and gimple.h.
6700 (loc_list_plus_const): New function.
6701 (loc_descriptor_from_tree_1): Rename to ...
6702 (loc_descriptor_from_tree): ... remove original.
6703 (loc_list_from_tree): New function.
6704 (add_AT_location_description): Accept location list.
6705 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6706 (concatn_mem_loc_descriptor): Remove.
6707 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6709 (secname_for_decl): Move up.
6710 (hidden_reference_p): New function; break out from ...
6711 (loc_by_refernece): ... here; move up.
6712 (dw_loc_list): New function.
6713 (single_element_loc_list): New function.
6714 (single_element_loc_list_p): New function.
6715 (add_loc_descr_to_each): New function.
6716 (add_loc_list): New function.
6717 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6718 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6719 add diagnostics why expansion failed.
6720 (add_location_or_const_value_attribute): Support location lists.
6721 (add_bound_info): Likewise.
6722 (descr_info_loc): Update call of loc_descriptor_from_tree.
6723 (gen_variable_die): Work on location lists.
6724 * final.c (pass_final): Add dump file.
6725 * Makefile.in (dwarf2out.o): Add new dependencies.
6727 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6730 * real.c decimal_from_integer, decimal_integer_string): New.
6731 (real_from_integer): Use them as special case for decimal float.
6732 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6733 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6734 Do not append zero after the decimal point in string to convert.
6736 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6738 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6739 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6741 2009-09-17 Martin Jambor <mjambor@suse.cz>
6743 * common.opt (fipa-sra): New switch.
6744 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6745 * timevar.def (TV_IPA_SRA): New timevar.
6746 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6747 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6748 * tree-sra.c: Include cgraph.c.
6749 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6750 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6751 and grp_not_necessarilly_dereferenced.
6752 (func_param_count): New variable.
6753 (encountered_apply_args): New variable.
6754 (bb_dereferences): New variable.
6755 (final_bbs): New variable.
6756 (no_accesses_representant): New variable.
6757 (no_accesses_p): New function.
6758 (dump_access): Dump the new fields.
6759 (sra_initialize): Set encountered_apply_args to false.
6760 (get_ssa_base_param): New function.
6761 (mark_parm_dereference): New function.
6762 (create_access): Caring for INIDRECT_REFs and different handling of
6763 varialble length accesses in early IPA SRA. Store the stmt - a new
6764 parameter - to the new access.
6765 (build_access_from_expr_1): New parameter stmt, passed to
6766 create_access. Handle INDIRECT_REFs.
6767 (build_access_from_expr): Pass the current statement to
6768 build_access_from_expr_1.
6769 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6771 (build_accesses_from_assign): Pass the current statement to
6772 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6773 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6774 final_bbs when necessary. Check for calls to __builtin_apply_args.
6775 Fixup EH info if anythng was changed.
6776 (is_unused_scalar_param): New function.
6777 (ptr_parm_has_direct_uses): New function.
6778 (find_param_candidates): New function.
6779 (mark_maybe_modified): New function.
6780 (analyze_modified_params): New function.
6781 (propagate_dereference_distances): New function.
6782 (dump_dereferences_table): New function.
6783 (analyze_caller_dereference_legality): New function.
6784 (unmodified_by_ref_scalar_representative): New function.
6785 (splice_param_accesses): New function.
6786 (decide_one_param_reduction): New function.
6787 (enum ipa_splicing_result): New type.
6788 (splice_all_param_accesses): New function.
6789 (get_param_index): New function.
6790 (turn_representatives_into_adjustments): New function.
6791 (analyze_all_param_acesses): New function.
6792 (get_replaced_param_substitute): New function.
6793 (get_adjustment_for_base): New function.
6794 (replace_removed_params_ssa_names): New function.
6795 (sra_ipa_reset_debug_stmts): New function.
6796 (sra_ipa_modify_expr): New function.
6797 (sra_ipa_modify_assign): New function.
6798 (convert_callers): New function.
6799 (modify_function): New function.
6800 (ipa_sra_preliminary_function_checks): New function.
6801 (ipa_early_sra): New function.
6802 (ipa_early_sra_gate): New function.
6803 (pass_early_ipa_sra): New variable.
6804 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6806 2009-09-17 Michael Matz <matz@suse.de>
6809 * tree.c (build_type_attribute_qual_variant): Export.
6810 * tree.h (build_type_attribute_qual_variant): Declare.
6811 * tree-inline.c (remap_type_1): Use it to build variants with
6812 the original qualifiers and attributes.
6814 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6816 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6817 without a fallthrough edge.
6819 2009-09-16 DJ Delorie <dj@redhat.com>
6821 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6822 chip and ignore the "fast_interrupt" attribute if so.
6824 2009-09-16 Richard Henderson <rth@redhat.com>
6827 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6830 2009-09-16 Richard Henderson <rth@redhat.com>
6833 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6834 is set only if DECL_NO_STATIC_CHAIN is unset.
6835 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6836 (FOR_EACH_NEST_INFO): New.
6837 (walk_all_functions): Use it.
6838 (finalize_nesting_tree): Likewise.
6839 (unnest_nesting_tree): Likewise.
6840 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6841 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6842 (convert_gimple_call): Early out if gimple_call_chain already set.
6843 (convert_all_function_calls): Iterate until no new functions
6844 require a static chain.
6845 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6846 when building a trampoline. Use dump_function_to_file instead
6848 (lower_nested_functions): Open dump_file. Validate that decls
6849 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6850 bit reset by this pass.
6852 2009-09-16 Michael Matz <matz@suse.de>
6855 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6856 shorten decl_common_unused.
6857 (DECL_RESTRICTED_P): New accessor.
6858 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6859 to disambiguate marked decls and restrict pointers.
6861 2009-09-16 Richard Henderson <rth@redhat.com>
6864 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6866 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6868 * integrate.c (set_block_abstract_flags): Call
6869 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6871 2009-09-16 Richard Guenther <rguenther@suse.de>
6874 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6877 2009-09-16 DJ Delorie <dj@redhat.com>
6878 Kaz Kojima <kkojima@gcc.gnu.org>
6880 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6881 (sh_expand_prologue): Update calls to output_stack_adjust.
6882 (sh_expand_epilogue): Likewise.
6884 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6887 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6888 trying to limit the extent of searches in the insn stream.
6890 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6891 Jakub Jelinek <jakub@redhat.com>
6895 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6897 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6898 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6899 (rs6000_savres_strategy): Always save FP registers inline if the
6900 target doesn't support hardware double-precision. Set the above
6901 bits in return value when needed.
6902 (rs6000_savres_routine_sym): Fix computation for cache selector.
6903 Mark the generated symbol as a function. Rename exitp argument to
6904 lr. Move code for determining the name of the symbol...
6905 (rs6000_savres_routine_name): ...here. New function. Add cases for
6906 getting the names right on AIX and 64-bit Linux.
6907 (savres_routine_name): New variable.
6908 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6909 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6910 on what the target routine uses as a base register. If savep && lr
6911 describe saving of r0 into memory slot.
6912 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6913 line calls for AIX ABI.
6914 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6915 determine FP save/restore functions.
6916 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6917 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6919 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6920 Duplicate restoration of LR and execute the appropriate one
6921 depending on whether GPRs are being restored inline. Set r11 from
6922 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6923 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6924 Fix out of line calls for AIX ABI.
6925 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6927 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6929 (*restore_gpregs_spe): Likewise.
6930 (*return_and_restore_gpregs_spe): Likewise.
6931 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6932 Define to empty string unconditionally.
6933 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6934 Define to empty string unconditionally.
6935 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6938 2009-09-15 Jan Hubicka <jh@suse.cz>
6940 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6941 * params.def (inline-insns-auto): Likewise.
6943 2009-09-15 Martin Jambor <mjambor@suse.cz>
6945 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6946 individual statements only at TDF_DETAILS dump level. Format
6947 source for 80 characters per line.
6949 2009-09-15 Christian Bruel <christian.bruel@st.com>
6951 * regrename.c (do_replace): Update REG_DEAD notes.
6953 2009-09-15 Revital Eres <eres@il.ibm.com>
6955 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6956 * targhooks.c (default_builtin_support_vector_misalignment):
6957 New builtin function.
6958 * targhooks.h (default_builtin_support_vector_misalignment):
6960 * target.h (builtin_support_vector_misalignment):
6961 New field in struct gcc_target.
6962 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6963 new builtin function.
6964 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6966 * config/rs6000/rs6000.c
6967 (rs6000_builtin_support_vector_misalignment): New function.
6968 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6970 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6972 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6974 (bfin_optimize_loop): Likewise.
6975 (bfin_gen_bundles): Likewise.
6976 (workaround_speculation): Likewise.
6977 (find_load): Return NULL_RTX for debug_insn.
6979 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6981 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6984 2009-09-14 DJ Delorie <dj@redhat.com>
6986 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6987 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6990 2009-09-14 Richard Henderson <rth@redhat.com>
6991 Jakub Jelinek <jakub@redhat.com>
6993 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6994 * cfgbuild.c (make_edges): Handle asm goto.
6995 * cfglayout.c (fixup_reorder_chain): Likewise.
6996 * cfgrtl.c (patch_jump_insn): Likewise.
6997 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6998 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6999 (gimple_build_asm_vec): Add and use labels parameter.
7000 (gimple_build_asm): Remove.
7001 (walk_gimple_asm): Walk labels too.
7002 * gimple.def (GIMPLE_ASM): Update docs.
7003 * gimple.h: Update decls.
7004 (struct gimple_statement_asm): Change nc to use unsigned char;
7006 (gimple_asm_nlabels): New.
7007 (gimple_asm_label_op, gimple_asm_set_label_op): New.
7008 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
7009 into gimple_build_asm_vec.
7010 * jump.c (mark_jump_label_asm): New.
7011 (mark_jump_label): Use it.
7012 (redirect_jump_1): Handle asm goto.
7013 (invert_jump_1): Soft fail if X is null.
7014 * recog.c (extract_asm_operands): New.
7015 (asm_noperands): Use it; handle asm labels.
7016 (decode_asm_operands): Use extract_asm_operands.
7017 (asm_operand_ok): Properly handle empty string.
7018 * reg-stack.c (get_asm_operands_in_out): Rename from
7019 get_asm_operand_n_inputs; use extract_asm_operands; return both
7020 inputs and outputs by reference; update all callers.
7021 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
7022 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
7023 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
7024 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
7025 (extract_asm_operands): Declare.
7026 * stmt.c (expand_asm_operands): Add and use labels parameter.
7027 (check_unique_operand_names): Likewise.
7028 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
7029 (expand_asm_stmt): Handle asm labels.
7030 * tree-cfg.c (make_gimple_asm_edges): New.
7031 (make_edges): Use it.
7032 (cleanup_dead_labels): Handle asm labels.
7033 (is_ctrl_altering_stmt): Likewise.
7034 (gimple_redirect_edge_and_branch): Likewise.
7035 * tree.def (ASM_EXPR): Add 5th operand.
7036 * tree.h (ASM_LABELS): New.
7037 (resolve_asm_operand_names): Update decl.
7039 * c-parser.c (c_parser_asm_statement): Parse asm goto.
7040 (c_parser_asm_goto_operands): New.
7041 * c-tree.h (build_asm_expr): Update decl.
7042 * c-typeck.c (build_asm_expr): Add and use labels parameter.
7043 * doc/extend.texi: Document asm goto.
7045 2009-09-14 Richard Henderson <rth@redhat.com>
7047 * except.h: Update declarations.
7048 (struct pointer_map_t): Forward declare.
7049 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
7050 (struct eh_landing_pad_d, eh_landing_pad): New.
7051 (struct eh_catch_d, eh_catch): New.
7052 (struct eh_region_d): Remove next_region_sharing_label, aka,
7053 label, tree_label, landing_pad, post_landing_pad, resume,
7054 may_contain_throw. Rename region_number to index. Remove
7055 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
7056 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
7057 (VEC(eh_landing_pad,gc)): New.
7058 (struct eh_status): Remove last_region_number. Add lp_array,
7059 throw_stmt_table, ttype_data, ehspec_data.
7060 (ehr_next, FOR_ALL_EH_REGION_AT): New.
7061 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
7062 * except.c (lang_protect_cleanup_actions): Return tree.
7063 (struct ehl_map_entry): Remove.
7064 (init_eh_for_function): Push zero entries for region and lp_array.
7065 (gen_eh_region): Add to region_array immediately.
7066 (gen_eh_region_catch): Operate on eh_catch objects.
7067 (gen_eh_landing_pad): New.
7068 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
7069 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
7070 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
7071 (get_eh_landing_pad_from_number_fn): New.
7072 (get_eh_landing_pad_from_number): New.
7073 (get_eh_region_from_lp_number_fn): New.
7074 (get_eh_region_from_lp_number): New.
7075 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
7076 (get_exception_pointer, get_exception_filter): Remove.
7077 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
7078 (current_function_has_exception_handlers): Simplify.
7079 (bring_to_root, eh_region_replaceable_by_p): Remove.
7080 (replace_region, hash_type_list, hash_eh_region): Remove.
7081 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
7082 (label_to_region_map, num_eh_regions): Remove.
7083 (get_next_region_sharing_label, must_not_throw_labels): Remove.
7084 (find_exception_handler_labels): Remove.
7085 (duplicate_eh_regions_0, find_prev_try): Remove.
7086 (struct duplicate_eh_regions_data): New.
7087 (duplicate_eh_regions_1): Rewrite.
7088 (duplicate_eh_regions): Return a pointer map instead of an
7090 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
7091 (redirect_eh_edge_to_label): Remove.
7092 (eh_region_outermost): Rewrite using eh_region pointers
7093 instead of integers.
7094 (add_ttypes_entry): Update for ttype_data move to eh_status.
7095 (add_ehspec_entry): Rewrite with VEC instead of varray.
7096 (assign_filter_values): Likewise. Export.
7097 (build_post_landing_pads, connect_post_landing_pads): Remove.
7098 (dw2_build_landing_pads): Rewrite to use lp_array.
7099 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
7100 (sjlj_assign_call_site_values): Rewrite to use lp_array.
7101 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
7102 (sjlj_mark_call_sites): Update for landing pad numbers.
7103 (finish_eh_generation): Rewrite.
7104 (gate_handle_eh): Do nothing for no eh tree.
7105 (pass_rtl_eh): Move up near finish_eh_generation.
7106 (remove_eh_landing_pad): New.
7107 (remove_eh_handler): Export.
7108 (remove_eh_region, remove_eh_handler_and_replace): Remove.
7109 (for_each_eh_label): Rewrite to use lp_array.
7110 (make_reg_eh_region_note): New.
7111 (make_reg_eh_region_note_nothrow_nononlocal): New.
7112 (insn_could_throw_p): New.
7113 (copy_reg_eh_region_note_forward): New.
7114 (copy_reg_eh_region_note_backward): New.
7115 (check_handled, add_reachable_handler): Remove.
7116 (reachable_next_level, foreach_reachable_handler): Remove.
7117 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
7118 (get_eh_region_and_lp_from_rtx): New.
7119 (get_eh_region_from_rtx): New.
7120 (can_throw_internal_1, can_throw_external_1): Remove.
7121 (can_throw_internal): Use get_eh_region_from_rtx.
7122 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
7123 (insn_nothrow_p, can_nonlocal_goto): New.
7124 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
7125 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
7126 (add_action_record): Use VEC not varray.
7127 (collect_one_action_chain): Update for eh_region changes.
7128 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
7129 Use get_eh_region_and_lp_from_rtx.
7130 (gate_convert_to_eh_region_ranges): New.
7131 (pass_convert_to_eh_region_ranges): Use it.
7132 (push_uleb128, push_sleb128): Use VEC not varray.
7133 (output_one_function_exception_table): Likewise.
7134 (dump_eh_tree): Update for eh_region changes.
7135 (verify_eh_tree): Likewise.
7136 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
7137 * tree-eh.c: Include target.h.
7138 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
7139 Don't disallow GIMPLE_RESX; adjust argument check.
7140 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
7141 (record_stmt_eh_region): Update for landing pad numbers;
7142 generate a landing pad if necessary.
7143 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
7144 (remove_stmt_from_eh_lp_fn): Similarly.
7145 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
7146 Update for lp numbers; don't special case missing throw_stmt_table.
7147 (lookup_expr_eh_lp): Similarly.
7148 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
7149 (eh_seq, eh_region_may_contain_throw): New.
7150 (struct leh_state): Add ehp_region.
7151 (struct leh_tf_state): Remove eh_label.
7152 (emit_post_landing_pad): New.
7153 (emit_resx, emit_eh_dispatch): New.
7154 (note_eh_region_may_contain_throw): New.
7155 (frob_into_branch_around): Take eh_region not eh label;
7156 emit eh code into eh_seq.
7157 (honor_protect_cleanup_actions): Early exit for no actions. Don't
7158 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
7159 lower_eh_must_not_throw. Emit code to eh_seq.
7160 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
7161 (lower_try_finally_onedest): Likewise.
7162 (lower_try_finally_copy): Likewise.
7163 (lower_try_finally_switch): Likewise.
7164 (lower_try_finally): Initialize ehp_region.
7165 (lower_catch): Update for eh_catch objects.
7166 (lower_eh_filter): Don't handle must_not_throw.
7167 (lower_eh_must_not_throw): New.
7168 (lower_cleanup): Don't set eh_label.
7169 (lower_eh_constructs_2): Resolve eh builtins.
7170 Handle GIMPLE_EH_MUST_NOT_THROW.
7171 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
7172 Add eh_seq to the end of the function body.
7173 (make_eh_dispatch_edges): New.
7174 (make_eh_edge): Remove.
7175 (make_eh_edges): Simplify for landing pads.
7176 (redirect_eh_edge_1): New.
7177 (redirect_eh_edge): Use it.
7178 (redirect_eh_dispatch_edge): New.
7179 (stmt_could_throw_p): Use a switch. Allow RESX.
7180 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
7181 (stmt_can_throw_internal): Likewise.
7182 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
7183 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
7184 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
7185 (gate_refactor_eh): New.
7186 (pass_refactor_eh): Use it.
7187 (lower_resx, execute_lower_resx, pass_lower_resx): New.
7188 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
7189 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
7190 (remove_unreachable_handlers): Rename from
7191 tree_remove_unreachable_handlers; rewrite for landing pads;
7192 call remove_eh_handler directly.
7193 (remove_unreachable_handlers_no_lp): New.
7194 (unsplit_eh, unsplit_all_eh): New.
7195 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
7196 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
7197 (cleanup_empty_eh_unsplit): New.
7198 (cleanup_empty_eh): Rewrite.
7199 (cleanup_all_empty_eh): New.
7200 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
7201 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
7202 (gate_cleanup_eh): New.
7203 (pass_cleanup_eh): Use it.
7204 (verify_eh_edges): Move later in file. Expect one EH edge.
7205 (verify_eh_dispatch_edge): New.
7207 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
7208 (gtype-desc.o): Add TARGET_H.
7209 (tree.o): Use EXCEPT_H, not except.h.
7210 (cfgbuild.o): Add EXPR_H.
7211 (GTFILES): Add vecprim.h.
7212 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
7213 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
7214 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
7215 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
7216 * calls.c (emit_call_1): Use make_reg_eh_region_note.
7217 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
7218 calls to can_throw_internal.
7219 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
7220 (make_edges): Don't handle RESX; use can_nonlocal_goto.
7221 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
7222 (expand_gimple_stmt): Use make_reg_eh_region_note.
7223 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
7224 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
7225 or find_exception_handler_labels.
7226 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
7227 there is exacly one EH edge. Use can_nonlocal_goto and
7229 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
7230 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
7231 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
7232 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
7233 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
7234 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
7235 * dse.c (scan_insn): Use insn_could_throw_p.
7236 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
7237 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
7238 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
7239 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
7240 EXC_PTR_EXPR or FILTER_EXPR.
7241 (tree_expr_nonzero_warnv_p): Likewise.
7242 * function.h: Include vecprim.h, not varray.h
7243 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
7244 move ttype_data and ehspec_data members to struct eh_status; change
7245 action_record_data member to a VEC.
7246 * gcse.c (hash_scan_set): Use can_throw_internal.
7247 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
7248 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
7249 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7250 (block_may_fallthru): Don't handle RESX_EXPR.
7251 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
7252 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
7253 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
7254 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
7255 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
7256 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
7257 (gimple_size): Likewise.
7258 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
7259 (gimple_build_resx): Use gimple_build_with_ops.
7260 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
7261 (is_gimple_val): Likewise.
7262 (is_gimple_stmt): Remove RESX_EXPR.
7263 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
7264 (GIMPLE_RESX): Reorder with other EH constructs.
7265 * gimple.h (struct gimple_statement_eh_mnt): New.
7266 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
7267 (gimple_eh_filter_must_not_throw): Remove.
7268 (gimple_eh_filter_set_must_not_throw): Remove.
7269 (gimple_eh_must_not_throw_fndecl): New.
7270 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
7271 (is_gimple_resx): New.
7272 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
7273 Don't copy EH_FILTER_MUST_NOT_THROW.
7274 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
7275 * ipa-inline.c (estimate_function_body_sizes): Don't try to
7276 handle must_not_throw_labels specially.
7277 * ipa-pure-const.c (check_call): Update debug statement for LP.
7278 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
7279 * ipa-utils.c (get_base_var): Likewise.
7280 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
7281 * lower-subreg.c (move_eh_region_note): Remove.
7282 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
7283 * omp-low.c (new_omp_context): Update for eh_lp_nr.
7284 (create_task_copyfn): Likewise.
7285 (maybe_catch_exception): Use gimple_build_eh_filter.
7286 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
7287 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
7288 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
7289 and pass_lower_resx.
7290 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
7291 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
7292 can_throw_internal, can_nonlocal_goto.
7293 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
7294 copy_reg_eh_region_note_forward.
7295 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
7296 (emit_output_reload_insns): Likewise.
7297 (copy_eh_notes): Remove.
7298 * rtl.def (RESX): Remove.
7299 * rtl.h: Update declarations.
7300 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
7301 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
7302 (update_eh_label): Remove.
7303 (cleanup_dead_labels_eh): New.
7304 (cleanup_deal_labels): Use it instead of update_eh_label.
7305 (gimple_merge_blocks): Update landing pad data structure when
7306 removing a landing pad label.
7307 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
7308 test; handle GIMPLE_EH_MUST_NOT_THROW.
7309 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
7310 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
7311 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
7312 (verify_stmt): Likewise. Verify landing pads.
7313 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
7314 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
7315 (struct move_stmt_d): Add eh_map.
7316 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
7317 (move_stmt_r): Remap eh region numbers in builtin calls,
7318 resx and eh_dispatch.
7319 (move_block_to_fn): Remove eh_offset parameter. Use
7320 maybe_duplicate_eh_stmt_fn.
7321 (find_outermost_region_in_block): Operate on eh_region pointers
7322 instead of region numbers.
7323 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
7324 duplicate_eh_regions.
7325 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
7326 test earlier. Disallow EH landing pads.
7327 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
7328 * tree-flow.h: Update declarations.
7329 (struct tree_ann_common_d): Replace rn with lp_nr.
7330 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
7331 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
7332 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
7333 resx and eh_dispatch.
7334 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
7335 (copy_edges_for_bb): Use make_eh_dispatch_edges.
7336 (copy_cfg_body): Expect eh_map instead of eh_region_offset
7337 from duplicate_eh_regions.
7338 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
7339 update RESX; handle EH_DISPATCH.
7340 (expand_call_inline): Set eh_lp_nr, not eh_region.
7341 (maybe_inline_call_in_expr): Likewise.
7342 * tree-inline.h (struct copy_body_data): Replace eh_region with
7343 eh_lp_nr, eh_region_offset with eh_map.
7344 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
7345 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
7346 * tree-pretty-print.c (dump_generic_node): Don't handle
7347 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
7348 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
7349 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
7350 EXC_PTR_EXPR, FILTER_EXPR.
7351 * tree-ssa-operands.c (get_expr_operands): Likewise.
7352 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
7353 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7354 (ao_ref_init_from_vn_reference): Likewise.
7355 * tree-ssa-sink.c (statement_sink_location): Likewise.
7356 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7357 (mark_virtual_phi_result_for_renaming): Export. Tidy.
7358 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
7359 EXC_PTR_EXPR, FILTER_EXPR.
7360 (is_exception_related): Remove.
7361 (compute_avail): Don't call it.
7362 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
7363 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
7364 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
7365 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
7367 (build_resx): Remove.
7368 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
7369 * tree.h: Update declarations.
7370 (EH_FILTER_MUST_NOT_THROW): Remove.
7371 (struct tree_label_decl): Add eh_landing_pad_nr.
7372 (EH_LANDING_PAD_NR): New.
7373 * value-prof.c (gimple_ic): Tidy variable names. Update for
7374 landing pad numbers.
7375 (gimple_stringop_fixed_value): Tidy variable names. Assert
7376 that neither call stmt can throw.
7377 * vecprim.h (uchar): New.
7378 (VEC(uchar,heap), VEC(uchar,gc)): New.
7380 * c-common.c (c_define_builtins): Update call to
7381 build_common_builtin_nodes.
7382 * c-parser.c (c_parse_file): Don't call
7383 default_init_unwind_resume_libfunc.
7385 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
7387 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
7388 (mips_cprestore_address_p): Likewise.
7389 (mips_save_gp_to_cprestore_slot): Likewise.
7390 (mips_restore_gp): Rename to...
7391 (mips_restore_gp_from_cprestore_slot): ...this.
7392 (mips_must_initialize_gp_p): Declare.
7393 (mips_emit_save_slot_move): Likewise.
7394 (mips_output_load_label): Return nothing.
7395 (mips_eh_uses): Declare.
7396 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
7397 (TARGET_CPRESTORE_DIRECTIVE): New macro.
7398 (TARGET_ABSOLUTE_JUMPS): Likewise.
7399 (EH_USES): Likewise.
7400 (FIRST_PSEUDO_REGISTER): Update comment.
7401 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
7402 (MIPS_CALL): ...here.
7403 (REGISTER_NAMES): Add $cprestore.
7404 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
7405 Add load_label_length, has_inflexible_gp_insn_p,
7406 has_flexible_gp_insn_p, must_initialize_gp_p and
7407 must_restore_gp_when_clobbered_p.
7408 (mips_expand_call): Don't generate split instructions here.
7409 (mips_split_call): Update the call to mips_restore_gp after
7410 the above name change.
7411 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
7412 (mips_find_gp_ref): New function.
7413 (mips_insn_has_inflexible_gp_ref_p): Likewise.
7414 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
7415 (mips_insn_has_flexible_gp_ref_p): Likewise.
7416 (mips_cfun_has_flexible_gp_ref_p): Likewise.
7417 (mips_function_has_gp_insn): Delete.
7418 (mips_global_pointer): Drop the df_regs_ever_live_p check.
7419 Use the new functions above. Only return INVALID_REGNUM
7420 for TARGET_ABSOLUTE_JUMPS.
7421 (mips_must_initialize_gp_p): New function.
7422 (mips_get_cprestore_base_and_offset): New function, extracted from...
7423 (mips_cprestore_slot): ...here. Take a bool parameter.
7424 (mips_cfun_has_cprestore_slot_p): New function.
7425 (mips_cprestore_address_p): Likewise.
7426 (mips_save_gp_to_cprestore_slot): Likewise.
7427 (mips_restore_gp): Rename to...
7428 (mips_restore_gp_from_cprestore_slot): ...this. Assert
7429 epilogue_completed. Update the call to mips_cprestore_slot.
7430 Test cfun->machine->must_restore_gp_when_clobbered_p.
7431 (mips_direct_save_slot_move_p): New function.
7432 (mips_emit_save_slot_move): Likewise.
7433 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
7434 of cfun->machine->global_pointer.
7435 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
7436 (mips_save_reg): Use mips_emit_save_slot_move.
7437 (mips_expand_prologue): Set must_initialize_gp_p.
7438 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
7439 for all cprestore saves. Emit a use_cprestore instruction after
7440 setting up the cprestore slot.
7441 (mips_restore_reg): Use mips_emit_save_slot_move.
7442 (mips_process_load_label): New function.
7443 (mips_load_label_length): Likewise.
7444 (mips_output_load_label): Don't return asm: output it here instead.
7445 Use mips_process_load_label.
7446 (mips_adjust_insn_length): Adjust the length of branch instructions
7447 that have length MAX_PIC_BRANCH_LENGTH.
7448 (mips_output_conditional_branch): Update the call to
7449 mips_output_load_label. Assume the branch target is OPERANDS[0]
7450 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
7451 (mips_output_order_conditional_branch): Swap the meaning of
7452 OPERANDS[0] and OPERANDS[1].
7453 (mips_variable_issue): Don't count ghost instructions.
7454 (mips_expand_ghost_gp_insns): New function.
7455 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
7456 (mips_output_mi_thunk): Set must_initialize_gp_p.
7457 (mips_eh_uses): New function.
7458 * config/mips/predicates.md (cprestore_save_slot_operand)
7459 (cprestore_load_slot_operand): New predicates.
7460 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
7461 (UNSPEC_MOVE_GP): Likewise.
7462 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
7463 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
7464 (CPRESTORE_SLOT_REGNUM): New register.
7465 (MAX_PIC_BRANCH_LENGTH): New constant.
7466 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
7467 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
7468 branches. Fix commentary.
7469 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
7470 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
7471 Change type to "ghost".
7472 (loadgp_absolute_<mode>): Likewise.
7473 (loadgp_rtp_<mode>): Likewise.
7474 (copygp_mips16): Likewise.
7475 (loadgp_blockage): Remove redundant mode attribute.
7476 (potential_cprestore): New instruction.
7477 (cprestore): Turn into an unspec set.
7478 (use_cprestore): New instruction.
7479 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
7480 (*branch_fp_inverted): Likewise.
7481 (*branch_order<mode>): Likewise.
7482 (*branch_order<mode>_inverted): Likewise.
7483 (*branch_equality<mode>): Likewise.
7484 (*branch_equality<mode>_inverted): Likewise.
7485 (*branch_bit<bbv><mode>): Likewise.
7486 (*branch_bit<bbv><mode>_inverted): Likewise.
7487 (*branch_equality<mode>_mips16): Remove redundant mode.
7488 (jump): Turn into a define_expand.
7489 (*jump_absolute): New instruction.
7490 (*jump_pic): Likewise.
7491 (*jump_mips16): Rename previously-unnamed pattern. Remove
7492 redundant mode attribute.
7493 (restore_gp): Split on epilogue_completed rather than
7494 reload_completed. Change type to "ghost".
7495 (move_gp<mode>): New instruction.
7496 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
7497 Remove redundant mode attribute.
7498 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
7499 (bc1any4f, bc1any2t, bc1any2f): Likewise.
7500 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
7502 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7505 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
7506 are returned in the same register (vs34 or v2) that Altivec vector
7507 types are returned in.
7508 (rs6000_libcall_value): Ditto.
7511 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
7512 instead of explicit addsi3/adddi3 calls.
7513 (rs6000_split_multireg_move): Ditto.
7514 (rs6000_emit_allocate_stack): Ditto.
7515 (rs6000_emit_prologue): Ditto.
7516 (rs6000_output_mi_thunk): Ditto.
7518 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
7519 size is 64 bits if we can use 64-bit registers.
7521 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
7523 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
7526 From Jie Zhang <jie.zhang@analog.com>:
7527 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
7528 save FP and RETS with saveall attribute.
7529 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
7530 with saveall attribute.
7532 * config/bfin/bfin.c (bfin_expand_builtin,
7533 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
7536 From Jie Zhang <jie.zhang@analog.com>:
7537 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
7538 before use in two places.
7539 * config/bfin/bfin.md (AREG): Define mode iterator.
7540 (reload_in, reload_out): Use mode iterator AREG.
7542 2009-09-14 Richard Guenther <rguenther@suse.de>
7545 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
7546 EH personality path.
7548 2009-09-13 Richard Guenther <rguenther@suse.de>
7549 Rafael Avila de Espindola <espindola@google.com>
7551 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
7552 (LANG_HOOKS_EH_PERSONALITY): Likewise.
7553 (LANG_HOOKS_INITIALIZER): Adjust.
7554 (lhd_pass_through_t): Declare.
7555 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
7557 * langhooks.c (lhd_pass_through_t): New function.
7558 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
7559 dwarf2out_begin_prologue): Use personality from current_function_decl.
7560 * expr.h (get_personality_function): Declare.
7561 * expr.c (get_personality_function): New function.
7562 (build_personality_function): Likewise.
7563 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
7564 (eh_personality_libfunc): Remove.
7565 * optabs.c (build_libfunc_function): New function split out from ...
7566 (init_one_libfunc): ... here.
7567 * tree.h (DECL_FUNCTION_PERSONALITY): New.
7568 (tree_function_decl): Add personality.
7569 (lhd_gcc_personality): Declare.
7570 (build_personality_function): Likewise.
7571 * tree.c (gcc_eh_personality_decl): New.
7572 (lhd_gcc_personality): New function.
7573 * except.h (lang_eh_runtime_type): Remove.
7574 (enum eh_personality_kind): New.
7575 (build_personality_function): Declare.
7576 (function_needs_eh_personality): Declare.
7577 * except.c (lang_eh_runtime_type): Remove.
7578 (function_needs_eh_personality): New function.
7579 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
7580 (sjlj_emit_function_enter, output_function_exception_table):
7581 Use personality from current_function_decl.
7582 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
7583 * tree-inline.c (tree_can_inline_p): Do not inline across different
7585 (expand_call_inline): Likewise. Adjust the callers EH personality.
7586 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
7587 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
7588 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
7589 (c-parser.o): Likewise
7590 * c-tree.h (c_eh_initialized_p): Remove.
7591 (c_maybe_initialize_eh): Likewise.
7592 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
7593 (finish_decl): Don't call c_maybe_initialize_eh.
7594 (c_eh_initialized_p): Remove.
7595 (c_maybe_initialize_eh): Likewise.
7596 * c-parser.c (c_parser_omp_construct): Likewise.
7597 (c_parse_file): Initialize exception handling.
7599 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
7601 * config.gcc (tm_file): Remove i386/biarch32.h
7602 for i?86-w64-mingw* case.
7603 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
7605 * config.host: Set for x64 mingw the option
7606 use_long_long_for_widest_fast_int to yes.
7608 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
7610 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7611 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
7612 (dbxout_begin_function): Likewise.
7613 * final.c (dwarf2_debug_info_emitted_p): New predicate.
7614 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
7615 set on the function.
7616 (final_end_function): Likewise.
7617 (final_scan_insn): Likewise.
7618 (rest_of_handle_final): Likewise.
7619 * varasm.c (assemble_start_function): Likewise.
7620 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7622 2009-09-12 Jason Merrill <jason@redhat.com>
7624 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
7625 * opts.c (common_handle_option): constify.
7627 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7629 * doc/install.texi (avr): Remove obsolete reference site.
7631 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7633 * doc/install.texi (Binaries): Adjust AIX link.
7635 2009-09-12 Akim Demaille <demaille@gostai.com>
7637 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
7638 Use an imperative sentence.
7640 2009-09-11 Richard Henderson <rth@redhat.com>
7642 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
7643 structure-name and has-tree-operands arguments; update all entries.
7644 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
7646 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
7647 (gsstruct_code_size): New.
7648 (gss_for_code_): New.
7649 (gss_for_code): Remove.
7650 (gimple_size): Rewrite using gsstruct_code_size.
7651 (gimple_statement_structure): Move to gimple.h.
7652 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
7653 (gss_for_code, gimple_statement_structure): New.
7654 (gimple_ops): Use new arrays; tidy.
7656 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7658 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
7659 operand to be a PLUS expression.
7660 * config/pa/pa.c (pa_secondary_reload): Likewise.
7662 2009-09-11 Jakub Jelinek <jakub@redhat.com>
7664 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
7666 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
7669 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7671 From Jie Zhang <jie.zhang@analog.com>:
7672 * doc/extend.texi (node Function Attributes): Document l2
7674 (node Blackfin Variable Attributes): Document l2 variable attributes.
7676 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7678 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7679 to match the system compiler's configuration at inflection point.
7680 Add comment to remark a remaining difference with system compiler.
7682 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7683 * configure: Regenerate.
7685 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7687 From Jie Zhang <jie.zhang@analog.com>:
7688 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7689 (bfin_handle_l2_attribute): New.
7690 (bfin_attribute_table): Add l2 attribute.
7692 2009-09-11 Michael Matz <matz@suse.de>
7695 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7696 on the local_decls list.
7698 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7702 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7704 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7705 for VALUEs, to implement the documented interface.
7706 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7707 Adjust for VALUEs and anything else, to implement the
7708 documented interface.
7710 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7712 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7713 with actual SPE/paired vector modes before using 64-bit alignment.
7714 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7716 2009-09-10 DJ Delorie <dj@redhat.com>
7718 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7721 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7722 * config/mep/mep.c (mep_legitimate_constant_p): New.
7723 * config/mep/mep-protos.h: Prototype it.
7725 2009-09-10 Richard Henderson <rth@redhat.com>
7727 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7729 2009-09-10 Jason Merrill <jason@redhat.com>
7731 * tree.c (chain_index): New fn.
7732 * tree.h: Declare it.
7734 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7736 * config/sol2-c.c (cmn_err_length_specs): Initialize
7737 scalar_identity_flag.
7739 2009-09-10 Richard Henderson <rth@redhat.com>
7741 * tree.h (struct tree_decl_common): Move align member earlier;
7742 move label_decl_uid member ...
7743 (struct tree_label_decl): ... here.
7744 (LABEL_DECL_UID): Update to match.
7746 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7749 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7750 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7752 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7753 dest_prev if the edge is complex.
7755 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7757 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7758 loop latch tests earlier.
7760 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7761 before GIMPLE_RETURN, not after its predecessor; insert
7764 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7765 gimple_seq_empty_p to test for no PHI nodes.
7766 * tree-cfg.c (split_critical_edges): Likewise.
7768 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7770 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7772 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7773 introduced by the VTA branch merge.
7775 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7777 * ira-conflicts.c: Use fputs or putc instead of fprintf
7781 * tree-switch-conversion.c: Ditto.
7783 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7785 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7786 introduced by the VTA branch merge.
7788 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7791 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7793 PR rtl-optimization/39779
7794 * expr.c (convert_modes): Return when mode == oldmode after
7795 CONST_INTs are processed.
7797 2009-09-10 Nick Clifton <nickc@redhat.com>
7799 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7800 attribute and referring decl when creating renamed symbol.
7802 2009-09-10 Richard Guenther <rguenther@suse.de>
7805 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7807 (cgraph_finalize_compilation_unit): Compute reachability
7808 before emitting thunks. Properly process aliases before
7809 possibly removing unreachable nodes.
7811 2009-09-10 Richard Guenther <rguenther@suse.de>
7814 * tree.c (struct free_lang_data_d): Add worklist member.
7815 (find_decls_types_r): Push onto the worklist instead of recursing.
7816 Handle TREE_BINFOs properly.
7817 (find_decls_types): New function wrapped around find_decls_types_r
7818 to process the worklist.
7819 (find_decls_types_in_eh_region): Use it.
7820 (find_decls_types_in_node): Likewise.
7821 (find_decls_types_in_var): Likewise.
7822 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7823 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7824 (AGGREGATE_TYPE_P): Adjust.
7826 2009-09-09 Jason Merrill <jason@redhat.com>
7828 * configure.ac: Check glibc version even if we have an in-tree
7831 2009-09-09 Anthony Green <green@moxielogic.com>
7833 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7834 the constant 0 when appropriate.
7835 * config/moxie/constraints.md: Add constraint O.
7837 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7838 to pass up to 6 32-bit argument values in registers.
7839 (moxie_function_arg): Ditto.
7840 (moxie_arg_partial_bytes): Ditto.
7841 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7842 (REG_PARM_STACK_SPACE): Ditto.
7843 (FUNCTION_ARG_REGNO_P): Ditto.
7845 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7846 instruction to allocate stack space.
7848 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7850 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7851 unnecessarily stringent constraints. Fix address
7852 calculation in the splitters.
7854 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7856 PR rtl-optimization/39779
7857 * expr.c (convert_modes): Return when mode == oldmode after
7858 CONST_INTs are processed.
7860 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7863 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7864 (ix86_expand_prologue): Take frame.padding0 into logic of
7866 (ix86_expand_epilogue): Likewise.
7868 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7870 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7872 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7873 * config/t-slibgcc-libgcc: New file.
7874 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7876 2009-09-09 Martin Jambor <mjambor@suse.cz>
7878 PR tree-optimization/41089
7879 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7882 2009-09-09 Richard Henderson <rth@redhat.com>
7884 * gimple.h (CASE_GIMPLE_OMP): New.
7885 (is_gimple_omp): Use it.
7886 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7887 (verify_gimple_debug): Likewise.
7889 2009-09-09 Richard Guenther <rguenther@suse.de>
7891 PR tree-optimization/41101
7892 * tree-ssa-pre.c (maximal_set): Remove.
7893 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7894 Defer all blocks we didn't visit at least one successor.
7895 (add_to_exp_gen): Do not add to the maximal set.
7896 (make_values_for_phi): Likewise.
7897 (compute_avail): Likewise.
7898 (init_pre): Do not allocate the maximal set.
7899 (execute_pre): Do not dump it.
7901 2009-09-09 Martin Jambor <mjambor@suse.cz>
7903 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7904 an SSA_NAME rather than a is_gimple_variable.
7906 2009-09-09 Richard Guenther <rguenther@suse.de>
7909 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7910 code dealing with plain pointer bases.
7911 (maybe_fold_offset_to_reference): Likewise.
7912 (maybe_fold_stmt_addition): Adjust.
7914 2009-09-09 Richard Guenther <rguenther@suse.de>
7916 * tree.c (free_lang_data_in_type): Do not free the type variant
7918 (free_lang_data): Merge char_type_node with its properly signed
7920 (pass_ipa_free): Collect after freeing language specific data.
7922 2009-09-09 Michael Matz <matz@suse.de>
7925 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7926 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7927 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7930 2009-09-08 DJ Delorie <dj@redhat.com>
7932 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7934 2009-09-04 Jason Merrill <jason@redhat.com>
7936 * tree.c (tree_find_value): Remove.
7937 * tree.h: Remove prototype.
7938 * varasm.c (assemble_external): Use value_member instead.
7940 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7942 * toplev.c (process_options): Choose default debugging type when
7943 gtoggle enables debug info and type is unset.
7945 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7949 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7952 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7954 * configure: Rebuilt with modified libtool.m4.
7956 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7961 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7963 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7965 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7966 (remove_statement): Likewise.
7967 (rewrite_use_nonlinear_expr): Adjust.
7968 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7969 * tree-ssa.c (release_defs_bitset): ... this. New.
7970 * tree-flow.h (release_defs_bitset): Declare.
7972 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7975 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7976 in the middle block.
7978 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7980 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7981 via intptr_t to long type.
7982 (insert_operand_rank): Cast long type via intptr_t to
7984 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7986 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7987 from pointer to unsigned via uintptr_t.
7989 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7990 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7992 * configure: Regenerated.
7993 * config.in: Regenerated
7994 * system.h (stdint.h): Add include.
7995 (inttypes.h): Likewise.
7996 * Makefile.in (aclocal): Add config/stdint.m4.
7997 * aclocal.m4: Regenerated.
7999 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
8001 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
8003 (note_np_check_stores): New function.
8004 (harmless_null_pointer_p): New function.
8005 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
8006 changed. Take into account whether we're in the shadow of a condjump
8007 that tested NP_REG for NULL.
8008 Lose all code that tested for SEQUENCEs.
8009 (workaround_speculation): Avoid inserting NOPs for loads that are
8010 either always executed or a NULL pointer.
8012 2009-09-08 Jan Hubicka <jh@suse.cz>
8014 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
8015 * params.def (early-inlining-insns): Likewise.
8017 2009-09-08 Jakub Jelinek <jakub@redhat.com>
8019 PR rtl-optimization/41239
8020 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
8021 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
8023 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
8024 across calls, as the calls might not always return normally.
8025 (call_may_noreturn_p): New function.
8026 (deps_analyze_insn): Update last_function_call_may_noreturn list.
8027 (init_deps): Initialize it.
8028 (remove_from_deps): Also remove calls from
8029 last_function_call_may_noreturn list.
8031 2009-09-07 Richard Henderson <rth@redhat.com>
8033 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
8034 more VR->OPERANDS than LHS operands. Free LHS before returning.
8036 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8038 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
8039 (attr "addrtype"): New member "spreg".
8040 Use it if mem_spfp_address_operand is true for the address.
8041 (attr "type"): New entry "stall".
8042 (cpu_unit "load"): New.
8043 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
8045 (insn_reservation "loadsp"): New.
8046 (insn_reservation "load_stall1"): New.
8047 (insn_reservation "load_stall3"): New.
8049 * config/bfin/predicates.md (const1_operand, const3_operand): New.
8050 (mem_p_address_operand): Exclude stack and frame pointer based
8052 (mem_spfp_address_operand): New; match them here.
8053 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
8054 (bfin_reorg): Call it if scheduling insns.
8055 (bfin_gen_bundles): Remove dummy insns created by
8056 add_sched_insns_for_speculation.
8058 From Jie Zhang <jie.zhang@analog.com>:
8059 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
8060 bfin_si_revision, bfin_workarounds): Move these ...
8061 * config/bfin/bfin.h: ... here.
8063 From Mike Frysinger <michael.frysinger@analog.com>
8064 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
8065 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
8066 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
8067 bf547m, bf548m, and bf549m.
8068 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
8069 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
8070 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
8071 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
8072 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
8073 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
8074 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
8075 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
8076 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
8077 bf542m, bf544m, bf547m, bf548m, and bf549m.
8079 From Jie Zhang <jie.zhang@analog.com>:
8080 * config/bfin/predicates.md (p_register_operand): New predicate.
8081 (dp_register_operand): New predicate.
8082 * config/bfin/bfin-protos.h (WA_05000074): Define.
8083 (ENABLE_WA_05000074): Define.
8084 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
8085 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
8086 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
8087 (define_attr addrtype): Allow load/store register to be P register.
8088 (define_attr storereg): New.
8089 (define_cpu_unit anomaly_05000074): New.
8090 (define_insn_reservation dsp32shiftimm): New.
8091 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
8092 (define_insn_reservation loadp): Cannot use slot2.
8093 (define_insn_reservation loadsp): Cannot use slot2.
8094 (define_insn_reservation storep): Cannot use slot2. Does not
8095 apply when working around 05000074.
8096 (define_insn_reservation storep_anomaly_05000074): New.
8097 (define_insn_reservation storei): Does not apply when working
8099 (define_insn_reservation storei_anomaly_05000074): New.
8100 (define_attr length): Add dsp32shiftimm case.
8101 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
8102 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
8103 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
8104 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
8105 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
8107 2009-09-07 Martin Jambor <mjambor@suse.cz>
8110 * tree-sra.c (create_artificial_child_access): Return NULL if
8111 build_ref_for_offset fails.
8112 (propagate_subacesses_accross_link): Allow build_ref_for_offset
8113 and create_artificial_child_access to fail.
8115 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8118 * unwind-dw2.c (uw_init_context_1): Mark noinline.
8119 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
8120 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
8122 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8124 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
8125 block, ensure it has an exit edge. Emit a barrier after a jump.
8127 2009-09-07 Nick Clifton <nickc@redhat.com>
8129 * gcc.c (this_is_linker_script): New variable. Like
8130 this_is_library_file but for the %T constructor.
8131 (end_going_arg): If this_is_linker_script is set then locate the
8132 script and insert a --script switch before it
8133 (do_spec_2): Initialise this_is_linker_script.
8134 (do_spec_1): Likewise. Handle %T construct.
8135 (eval_spec_function): Preserve this_is_linker_script.
8136 * doc/invoke.texi: Document %T construct in spec files.
8137 * config/m32c/m32c.h (LIB_SPEC): Use it.
8139 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8141 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
8142 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
8143 when volatile flag is set.
8144 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
8146 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
8149 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
8150 (combine_stack_adjustments_for_block): Allow insns between stack
8151 adjustments and stores with corresponding pre-(dec|inc)rement or
8152 pre-modify operation.
8154 2009-09-06 Jakub Jelinek <jakub@redhat.com>
8157 * combine-stack-adj.c (struct csa_memlist): Rename to...
8158 (struct csa_reflist): ... this. Rename mem field to ref.
8159 (free_csa_memlist): Rename to...
8160 (free_csa_reflist): ... this.
8161 (record_one_stack_memref): Rename to...
8162 (record_one_stack_ref): ... this. Handle also REG_P.
8163 (try_apply_stack_adjustment): Handle also REG_P.
8164 (struct record_stack_memrefs_data): Rename to...
8165 (struct record_stack_refs_data): ... this. Rename memlist field to
8167 (record_stack_memrefs): Rename to...
8168 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
8169 subexpressions instead of failing when a MEM contains SP references.
8170 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
8171 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
8173 2009-09-06 Richard Guenther <rguenther@suse.de>
8176 * tree.c (build_array_type): Do not record types marked
8177 with structural equality in the canonical type hashtable.
8179 2009-09-06 Richard Guenther <rguenther@suse.de>
8182 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
8184 2009-09-05 Richard Guenther <rguenther@suse.de>
8187 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
8189 2009-09-05 Richard Guenther <rguenther@suse.de>
8192 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
8194 2009-09-05 Richard Guenther <rguenther@suse.de>
8197 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
8198 before comparing function argument types.
8200 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8203 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
8206 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8209 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8211 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8212 locators before emit_insn is called.
8214 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
8217 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
8218 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
8219 (reginfo_init): Don't call allocate_reg_info.
8221 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8224 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
8225 NONDEBUG_INSN_P instead of INSN_P.
8227 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8230 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
8232 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8235 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
8236 pattern of the split.
8238 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8240 * toplev.c (process_options): Move setter of flag_var_tracking
8241 before other tests that depend on it. Move down setter of
8242 flag_rename_registers. Don't enable var-tracking-assignments
8243 by default if selective scheduling is enabled. Warn if both
8246 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8248 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
8249 comment. Use switch statement to catch overlaps between rtx
8250 and tree codes. Accept FUNCTION_DECLs in addition to those in...
8251 (IS_DECL_CODE): ... here. Remove.
8252 (check_value_is_not_decl): Remove.
8253 (dv_from_decl, dv_from_value): Check after conversion.
8255 2009-09-04 Richard Guenther <rguenther@suse.de>
8258 * (cgraph_finalize_compilation_unit): Move finalizing aliases
8259 after emitting tunks. Move emitting thunks and ctors from ...
8260 (cgraph_optimize): ... here. Remove redundant
8261 cgraph_analyze_functions.
8262 * varasm.c (find_decl_and_mark_needed): Remove no longer
8264 (finish_aliases_1): Adjust check for thunk aliases.
8266 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
8268 * config/arm/arm.md (ctzsi2): Added braces
8269 to avoid warning that broke booststrap.
8271 2009-09-04 Martin Jambor <mjambor@suse.cz>
8273 PR tree-optimization/41112
8274 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
8275 handle variable-bounded arrays.
8276 (expr_with_var_bounded_array_refs_p): New function.
8277 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
8279 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
8281 * config/s390/2097.md: Removed two incorrect bypasses.
8282 (z10_fsimpdf): Fixed latency.
8283 (z10_fhex): New insn_reservation.
8284 (z10_floaddf): Fixed latency.
8285 (z10_floadsf): Fixed latency.
8286 (z10_ftrunctf): Fixed latency.
8287 (z10_ftruncdf): Fixed latency.
8288 * config/s390/s390.c (z10_cost): Fixed values.
8289 (s390_adjust_priority): Added z10 path.
8290 * config/s390/s390.md (type): Added fhex.
8291 (*mov<mode>_64dfp): Updated type attribute.
8292 (*mov<mode>_64): Updated type attribute.
8293 (*mov<mode>_31): Updated type attribute.
8294 (*mov<mode>"): Likewise.
8295 * config/s390/2084.md (x_fsimpdf): Updated condition.
8297 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
8299 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
8300 RTXs in the predicate for operand 1.
8302 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
8304 * config/arm/arm.md (UNSPEC_RBIT): New constant.
8305 (rbitsi2): New insn.
8306 (ctzsi2): New expand.
8307 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
8309 2009-09-03 Martin Jambor <mjambor@suse.cz>
8311 * tree-sra.c (duplicate_expr_for_different_base): Removed.
8312 (create_artificial_child_access): Use build_ref_for_offset instead
8313 of duplicate_expr_for_different_base.
8314 (propagate_subacesses_accross_link): Likewise.
8316 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
8318 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
8320 (mips16e_collect_argument_saves): Skip debug instructions.
8321 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
8322 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
8323 (r10k_insert_cache_barriers): Likewise.
8324 (mips_reorg_process_insns): Likewise.
8326 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
8329 * ira.c (update_equiv_reg): Remove check on class likely spill.
8331 2009-09-03 Jakub Jelinek <jakub@redhat.com>
8334 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
8335 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
8339 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
8340 the stack slot if it is passed by invisible reference.
8341 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
8342 by invisible reference.
8344 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
8346 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8347 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8348 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
8350 * config/bfin/sync.md: New file.
8351 * config/bfin/bfin.md: Include it.
8352 (UNSPEC_ATOMIC): New.
8353 (UNSPEC_ONES): Provide a unique number.
8355 From Jie Zhang <jie.zhang@analog.com>:
8356 * config/bfin/bfin.c (ret_regs): New.
8357 (must_save_fp_p): Don't return true because of frame_pointer_needed.
8358 (must_save_rets_p): New.
8359 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
8360 current_function_is_leaf.
8361 (do_link): Likewise.
8362 (do_unlink): Likewise.
8363 (expand_interrupt_handler_prologue): Use ret_regs array.
8364 (expand_interrupt_handler_epilogue): Use ret_regs array and
8365 pass return register to gen_return_internal.
8366 (bfin_expand_epilogue): Pass return register to
8367 gen_return_internal.
8368 (bfin_expand_call): Explicitly clobber RETS.
8369 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
8370 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
8371 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
8372 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
8374 (return_internal): Take a reg rtx rather than the register number.
8376 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
8378 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
8379 when comparing against estimated_loop_iterations_int return.
8381 2009-09-03 Richard Guenther <rguenther@suse.de>
8383 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
8384 eh_personality_libfunc.
8386 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8388 * tree-parloops.c (separate_decls_in_region): Add space.
8390 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8392 * tree-parloops.c (separate_decls_in_region): Change the condition
8393 checking if there are reductions in the loop.
8395 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8397 PR tree-optimization/38275
8398 * tree-parloops.c (parallelize_loops): Replace profitability condition
8399 for expected number of iterations.
8401 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8403 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
8404 (bootstrap-debug): Explain conditions in which it becomes default.
8405 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
8408 2009-09-03 Namhyung Kim <namhyung@gmail.com>
8410 * doc/invoke.texi (Optimize Options): Move
8411 -finline-small-functions to the -O2 list.
8413 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8415 * toplev.c (process_options): Enable var-tracking-assignments
8416 by default if var-tracking is enabled.
8418 2009-09-02 David Daney <ddaney@caviumnetworks.com>
8420 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
8422 * emit-rtl.c (prev_nonnote_insn_bb): New function.
8423 * rtl.h (prev_nonnote_insn_bb): Declare it.
8425 2009-09-03 Diego Novillo <dnovillo@google.com>
8427 * cgraph.c (cgraph_node_for_decl): New.
8428 * cgraph.h (cgraph_node_for_decl): Declare.
8429 * tree.c (host_integerp): Return 0 if T is NULL.
8431 2009-09-03 Diego Novillo <dnovillo@google.com>
8433 * tree.h (struct alias_pair): Move from varasm.c.
8434 (alias_pairs): Likewise.
8435 (TYPE_MAXVAL): Define.
8436 (TYPE_MINVAL): Define.
8437 (iterative_hash_host_wide_int): Declare.
8438 (remove_unreachable_alias_pairs): Declare.
8439 * tree-pass.h (pass_ipa_free_lang_data): Declare.
8440 * diagnostic.c (default_diagnostic_starter): Make extern.
8441 (default_diagnostic_finalizer): Make extern.
8442 * diagnostic.h (default_diagnostic_starter): Declare.
8443 (default_diagnostic_finalizer): Declare.
8444 (default_tree_printer): Declare.
8445 * toplev.c (default_tree_printer): Make extern.
8447 2009-09-03 Richard Guenther <rguenther@suse.de>
8448 Diego Novillo <dnovillo@google.com>
8450 * cgraph.c (cgraph_add_new_function): Remove gimplification.
8451 * cgraphunit.c (cgraph_expand_function): Do not emit
8452 associated thunks from here.
8453 (cgraph_emit_thunks): New.
8454 (cgraph_optimize): Call it.
8455 Return if any IPA pass finds an error.
8456 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
8459 2009-09-03 Simon Baldwin <simonb@google.com>
8460 Rafael Espindola <espindola@google.com>
8461 Richard Guenther <rguenther@suse.de>
8462 Doug Kwan <dougkwan@google.com>
8463 Diego Novillo <dnovillo@google.com>
8465 * tree.c: Include tree-pass.h, langhooks-def.h,
8466 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
8467 (free_lang_data_in_type): New.
8468 (need_assembler_name_p): New.
8469 (free_lang_data_in_block): New.
8470 (free_lang_data_in_decl): New.
8471 (struct free_lang_data_d): New.
8472 (add_tree_to_fld_list): New.
8473 (find_decls_types_r): New.
8474 (get_eh_types_for_runtime): New.
8475 (find_decls_types_in_eh_region): New.
8476 (find_decls_types_in_node): New.
8477 (find_decls_types_in_var): New.
8478 (free_lang_data_in_cgraph): New.
8479 (free_lang_data): New.
8480 (gate_free_lang_data): New.
8481 (pass_ipa_free_lang_data): New.
8483 2009-09-03 Diego Novillo <dnovillo@google.com>
8485 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
8486 * langhooks.h (struct lang_hooks): Add field free_lang_data.
8487 (lang_hooks): Remove const qualifier.
8488 * ipa.c (cgraph_remove_unreachable_nodes): Call
8489 remove_unreachable_alias_pairs.
8490 * except.c (add_type_for_runtime): Check if TYPE has
8491 already been converted.
8492 (lookup_type_for_runtime): Likewise.
8493 (check_handled): Handle converted types.
8494 * varasm.c (remove_unreachable_alias_pairs): New.
8495 * gimple.c: Include demangle.h.
8496 (gimple_decl_printable_name): New.
8497 (gimple_fold_obj_type_ref): New.
8498 * gimple.h (gimple_decl_printable_name): Declare.
8499 (gimple_fold_obj_type_ref): Declare.
8500 * passes.c (init_optimization_passes): Add pass
8501 pass_ipa_free_lang_data.
8502 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
8503 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
8505 2009-09-03 Diego Novillo <dnovillo@google.com>
8507 * c-lang.c (lang_hooks): Remove const qualifier.
8509 2009-09-02 Loren James Rittle <ljrittle@acm.org>
8511 * doc/install.texi (*-*-freebsd*): Update target information.
8513 2009-09-02 Anatoly Sokolov <aesok@post.ru>
8515 * hard-reg-set.h (call_fixed_regs): Remove.
8516 * reginfo.c (call_fixed_regs): Remove.
8517 (init_reg_sets_1): Remove initialization of call_fixed_regs.
8518 (globalize_reg): Don't use call_fixed_regs.
8519 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
8522 2009-09-01 Michael Matz <matz@suse.de>
8524 * expr.h (emit_storent_insn, expand_expr_real_1,
8525 expand_expr_real_2): Declare.
8526 * expr.c (emit_storent_insn, expand_expr_real_1,
8527 expand_expr_real_2): Export.
8528 (store_expr): Setting and evaluating dont_return_target is useless.
8529 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
8530 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
8531 * except.c (expand_resx_expr): Rename to ...
8532 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
8533 * except.h (expand_resx_stmt): Declare.
8534 * stmt.c: Add include gimple.h
8535 (expand_asm_expr): Rename to ...
8536 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
8537 (expand_case): Rewrite to take gimple statement.
8538 * tree.h (expand_asm_stmt): Declare.
8539 (expand_case): Change prototype.
8540 * Makefile.in (stmt.o): Depend on gimple.h.
8541 * builtins.c (expand_builtin_synchronize): Build gimple asm
8542 statement, not an ASM_EXPR.
8543 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
8544 gimple_to_tree, release_stmt_tree): Remove.
8545 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
8546 ggc_free, but hold comparison code and operands separately.
8547 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
8548 (expand_call_stmt, expand_gimple_stmt_1,
8549 expand_gimple_stmt): New helpers.
8550 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
8551 release_stmt_tree. Call expand_gimple_stmt instead.
8552 (expand_gimple_basic_block): Ditto.
8554 * calls.c (emit_call_1): Don't look at EH regions here, make
8555 fntree parameter useless.
8556 (expand_call): New local rettype for TREE_TYPE(exp), use it
8557 throughout. Remove local p, use addr instead.
8558 Don't look at EH regions here.
8560 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
8562 * doc/invoke.texi (-fsched-pressure): Document it.
8563 (-fsched-reg-pressure-heuristic): Remove it.
8565 * reload.c (ira.h): Include.
8566 (find_reloads): Add choosing reload on number of small spilled
8569 * haifa-sched.c (ira.h): Include.
8570 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
8571 saved_reg_pressure, curr_reg_live, saved_reg_live,
8572 region_ref_regs): New variables.
8573 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
8574 initiate_reg_pressure_info, setup_ref_regs,
8575 initiate_bb_reg_pressure_info, save_reg_pressure,
8576 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
8578 (setup_insn_reg_pressure_info): New function.
8579 (rank_for_schedule): Add pressure checking and insn issue time.
8580 Remove comparison of insn reg weights.
8581 (ready_sort): Set insn reg pressure info.
8582 (update_register_pressure, setup_insn_max_reg_pressure,
8583 update_reg_and_insn_max_reg_pressure,
8584 sched_setup_bb_reg_pressure_info): New functions.
8585 (schedule_insn): Add code for printing and updating reg pressure info.
8586 (find_set_reg_weight, find_insn_reg_weight): Remove.
8587 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
8588 (debug_ready_list): Print reg pressure info.
8589 (schedule_block): Ditto. Check insn issue time.
8590 (sched_init): Set up sched_pressure_p. Allocate and set up some
8591 reg pressure related info.
8592 (sched_finish): Free some reg pressure related info.
8593 (fix_tick_ready): Make insn always ready if pressure_p.
8594 (init_h_i_d): Don't call find_insn_reg_weight.
8595 (haifa_finish_h_i_d): Free insn reg pressure info.
8597 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8598 ira_memory_move_cost, ira_class_hard_regs,
8599 ira_class_hard_regs_num, ira_no_alloc_regs,
8600 ira_available_class_regs, ira_reg_class_cover_size,
8601 ira_reg_class_cover, ira_class_translate): Move to ira.h.
8603 * ira-lives.c (single_reg_class): Check mode to find how many
8604 registers are necessary for operand.
8605 (ira_implicitly_set_insn_hard_regs): New.
8607 * common.opt (fsched-pressure): New options.
8608 (fsched-reg-pressure-heuristic): Remove.
8610 * ira.c (setup_eliminable_regset): Rename to
8611 ira_setup_eliminable_regset. Make it external.
8612 (expand_reg_info): Pass cover class to setup_reg_classes.
8613 (ira): Call resize_reg_info instead of allocate_reg_info.
8615 * sched-deps.c: Include ira.h.
8616 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
8617 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
8618 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
8619 mark_insn_hard_regno_birth, mark_insn_reg_birth,
8620 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
8621 mark_insn_reg_store, mark_insn_reg_clobber,
8622 setup_insn_reg_pressure_info): New.
8623 (sched_analyze_1): Update implicit_reg_pending_uses.
8624 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
8625 Use them to create dependencies. Set insn reg uses and pressure
8626 info. Process reg_pending_uses in one place.
8627 (free_deps): Free implicit sets.
8628 (remove_from_deps): Remove implicit sets if necessary. Check
8629 implicit sets when clearing reg_last_in_use.
8630 (init_deps_global): Clear implicit_reg_pending_clobbers and
8631 implicit_reg_pending_uses.
8633 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8634 ira_memory_move_cost, ira_class_hard_regs,
8635 ira_class_hard_regs_num, ira_no_alloc_regs,
8636 ira_available_class_regs, ira_reg_class_cover_size,
8637 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
8638 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
8639 ira_implicitly_set_insn_hard_regs): New prototypes.
8641 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
8642 cost_elements_num): New variables.
8643 (allocno_costs, total_costs): Rename to costs and
8644 total_allocno_costs.
8645 (COSTS_OF_ALLOCNO): Rename to COSTS.
8646 (allocno_pref): Rename to pref.
8647 (allocno_pref_buffer): Rename to pref_buffer.
8648 (common_classes): Rename to regno_cover_class.
8650 (record_reg_classes): Set allocno attributes only if allocno_p.
8651 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
8652 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
8653 and COSTS_OF_ALLOCNO.
8654 (print_costs): Rename to print_allocno_costs.
8655 (print_pseudo_costs): New.
8656 (process_bb_node_for_costs): Split into 2 functions with new
8657 function process_bb_for_costs. Pass BB to process_bb_for_costs.
8658 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
8659 new parameter dump_file. Use cost_elements_num instead of
8660 ira_allocnos_num. Make one iteration if preferred classes were
8661 already calculated for scheduler. Make 2 versions of code
8662 depending on allocno_p.
8663 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
8664 regno_cover_class and COSTS instead of common_classes and
8666 (init_costs, finish_costs): New.
8667 (ira_costs): Set up allocno_p and cost_elements_num. Call
8668 init_costs and finish_costs.
8669 (ira_set_pseudo_classes): New.
8671 * rtl.h (allocate_reg_info): Remove.
8672 (resize_reg_info): Change return type.
8673 (reg_cover_class): New.
8674 (setup_reg_classes): Add new parameter.
8676 * sched-int.h (struct deps_reg): New member implicit_sets.
8677 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8678 (INCREASE_BITS): New macro.
8679 (struct reg_pressure_data, struct reg_use_data): New.
8680 (struct _haifa_insn_data): Remove reg_weight. Add members
8681 reg_pressure, reg_use_list, reg_set_list, and
8682 reg_pressure_excess_cost_change.
8683 (struct deps): New member implicit_sets.
8684 (pressure_p): New variable.
8685 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8686 (struct reg_pressure_data, struct reg_use_data): New.
8687 (INSN_REG_WEIGHT): Remove.
8688 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8689 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8690 (sched_init_region_reg_pressure_info,
8691 sched_setup_bb_reg_pressure_info): New prototypes.
8693 * reginfo.c (struct reg_pref): New member coverclass.
8694 (reg_cover_class): New function.
8695 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8696 (reg_info_size): New variable.
8697 (allocate_reg_info): Make static. Setup reg_info_size.
8698 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8699 (setup_reg_classes): Add a new parameter. Setup cover class too.
8701 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8704 * sched-rgn.c (deps_join): Set up implicit_sets.
8705 (schedule_region): Set up region and basic blocks pressure
8708 * passes.c (init_optimization_passes): Move
8709 pass_subregs_of_mode_init before pass_sched.
8711 2009-09-02 Martin Jambor <mjambor@suse.cz>
8713 * tree-sra.c (struct access): New field grp_hint.
8714 (dump_access): Dump grp_hint.
8715 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8717 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8718 those which have been specifically read and somehow written to.
8719 (propagate_subacesses_accross_link): Set grp_hint of right child and
8720 also possibly of the left child.
8722 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8724 * tree-object-size.c (addr_object_size): Always use object_size_type
8725 0 or 2 when determining the pointer pointed object size.
8727 2009-09-02 Richard Guenther <rguenther@suse.de>
8730 2009-08-31 Richard Guenther <rguenther@suse.de>
8732 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8733 to query if the memory regions for memmove overlap.
8734 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8735 asserts on pointers, instead deal with odd trees.
8736 (ptr_derefs_may_alias_p): Likewise.
8737 (refs_may_alias_p_1): Constructor bases also never alias.
8739 2009-08-01 Christian Bruel <christian.bruel@st.com>
8742 2009-07-31 Christian Bruel <christian.bruel@st.com>
8743 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8745 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8747 * doc/invoke.texi (-fvar-tracking-assignments): New.
8748 (-fvar-tracking-assignments-toggle): New.
8749 (-fdump-final-insns=file): Mark filename as optional.
8750 (--param min-nondebug-insn-uid): New.
8751 (-gdwarf-@{version}): Mention version 4.
8752 * opts.c (common_handle_option): Accept it.
8753 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8754 * regrename.c (regrename_optimize): Drop last. Don't count debug
8755 insns as uses. Don't reject change because of debug insn.
8756 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8757 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8758 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8759 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8760 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8761 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8762 * doc/gimple.texi (is_gimple_debug): New.
8763 (gimple_debug_bind_p): New.
8764 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8765 * doc/install.texi (bootstrap-debug): More details.
8766 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8767 (bootstrap-debug-lib): More details.
8768 (bootstrap-debug-ckovw): Update.
8769 (bootstrap-time): New.
8770 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8771 (insert_phi_nodes_for): Insert debug stmts.
8772 (rewrite_stmt): Take iterator. Insert debug stmts.
8773 (rewrite_enter_block): Adjust.
8774 (maybe_replace_use_in_debug_stmt): New.
8775 (rewrite_update_stmt): Use it.
8776 (mark_use_interesting): Return early for debug stmts.
8777 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8778 stmts before replacing stmt.
8779 (move_computations_stmt): Likewise.
8780 * ira-conflicts.c (add_copies): Skip debug insns.
8781 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8782 (regstat_bb_compute_ri): Skip debug insns.
8783 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8784 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8785 check_loop_closed_ssa_stmt): Skip debug stmts.
8786 * tree-tailcall.c (find_tail_calls): Likewise.
8787 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8788 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8789 (build_var_debug_value_stat): Declare.
8790 (build_var_debug_value): Define.
8791 (target_for_debug_bind): Declare.
8792 * reload.c (find_equiv_reg): Skip debug insns.
8793 * rtlanal.c (reg_used_between_p): Skip debug insns.
8794 (side_effects_p): Likewise.
8795 (canonicalize_condition): Likewise.
8796 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8797 insns never depend on debug insns.
8798 (create_ddg_dep_no_link): Likewise.
8799 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8800 Don't add inter-loop dependencies for debug insns.
8801 (build_intra_loop_deps): Likewise.
8802 (create_ddg): Count debug insns.
8803 * ddg.h (struct ddg::num_debug): New.
8804 (num_backargs): Pair up with previous int field.
8805 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8806 -fcompare-debug-second.
8807 * final.c (get_attr_length_1): Skip debug insns.
8808 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8809 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8810 (driver_self_specs): Map -fdump-final-insns to
8811 -fdump-final-insns=..
8812 (get_local_tick): New.
8813 (compare_debug_dump_opt_spec_function): Test for . argument and
8814 compute output name. Compute temp output spec without flag name.
8815 Compute -frandom-seed.
8816 (OPT): Undef after use.
8817 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8818 (average_num_loop_insns): Likewise.
8819 * params.h (MIN_NONDEBUG_INSN_UID): New.
8820 * gimple.def (GIMPLE_DEBUG): New.
8821 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8822 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8823 (merge_in_block): Fix whitespace.
8824 * toplev.c (flag_var_tracking): Update comment.
8825 (flag_var_tracking_assignments): New.
8826 (flag_var_tracking_assignments_toggle): New.
8827 (process_options): Don't open final insns dump file if we're not
8828 going to write to it. Compute defaults for var_tracking.
8829 * df-scan.c (df_insn_rescan_debug_internal): New.
8830 (df_uses_record): Handle debug insns.
8831 * haifa-sched.c (ready): Initialize n_debug.
8832 (contributes_to_priority): Skip debug insns.
8833 (dep_list_size): New.
8835 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8836 they're ready. Disregard previous debug insns to make decisions.
8837 (queue_insn): Never queue debug insns.
8838 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8839 (schedule_insn): Don't reject debug insns because of issue rate.
8840 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8841 (queue_to_ready): Skip and discount debug insns.
8842 (choose_ready): Let debug insns through.
8843 (schedule_block): Check boundary debug insns. Discount debug
8844 insns, schedule them early. Adjust whitespace.
8845 (set_priorities): Check for boundary debug insns.
8846 (add_jump_dependencies): Use dep_list_size.
8847 (prev_non_location_insn): New.
8848 (check_cfg): Use it.
8849 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8851 (remove_unused_ivs): Reset debug stmts.
8852 * modulo-sched.c (const_iteration_count): Skip debug insns.
8853 (res_MII): Discount debug insns.
8854 (loop_single_full_bb_p): Skip debug insns.
8855 (sms_schedule): Likewise.
8856 (sms_schedule_by_order): Likewise.
8857 (ps_has_conflicts): Likewise.
8858 * caller-save.c (refmarker_fn): New.
8859 (save_call_clobbered_regs): Replace regs with saved mem in
8861 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8862 Call refmarker_fn mark for hardregnos.
8863 (mark_reg_as_referenced): New.
8864 (replace_reg_with_saved_mem): New.
8865 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8866 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8868 (cse_extended_basic_block): Skip debug insns.
8869 (count_reg_usage): Likewise.
8870 (is_dead_reg): New, split out of...
8871 (set_live_p): ... here.
8872 (insn_live_p): Use it for debug insns.
8873 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8874 (execute_optimize_stdarg): Likewise.
8875 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8876 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8877 changes in debug stmts as changes.
8878 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8879 (moveup_expr): Don't move across debug insns. Don't move
8880 debug insn if it would create a bookkeeping block.
8881 (moveup_expr_cached): Don't use cache for debug insns that
8882 are heads of blocks.
8883 (compute_av_set_inside_bb): Skip debug insns.
8884 (sel_rank_for_schedule): Schedule debug insns first. Remove
8886 (block_valid_for_bookkeeping_p); Support lax searches.
8887 (create_block_for_bookkeeping): Adjust block numbers when
8888 encountering debug-only blocks.
8889 (find_place_for_bookkeeping): Deal with debug-only blocks.
8890 (generate_bookkeeping_insn): Accept no place to insert.
8891 (remove_temp_moveop_nops): New argument full_tidying.
8892 (prepare_place_to_insert): Deal with debug insns.
8893 (advance_state_on_fence): Debug insns don't start cycles.
8894 (update_boundaries): Take fence as argument. Deal with
8896 (schedule_expr_on_boundary): No full_tidying on debug insns.
8897 (fill_insns): Deal with debug insns.
8898 (track_scheduled_insns_and_blocks): Don't count debug insns.
8899 (need_nop_to_preserve_insn_bb): New, split out of...
8900 (remove_insn_from_stream): ... this.
8901 (fur_orig_expr_not_found): Skip debug insns.
8902 * rtl.def (VALUE): Move up.
8904 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8905 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8906 Set it if debug stmts are found.
8907 (statement_sink_location): Skip debug stmts. Propagate
8908 moving defs into debug stmts.
8909 * ifcvt.c (first_active_insn): Skip debug insns.
8910 (last_active_insns): Likewise.
8911 (cond_exec_process_insns): Likewise.
8912 (noce_process_if_block): Likewise.
8913 (check_cond_move_block): Likewise.
8914 (cond_move_convert_if_block): Likewise.
8915 (block_jumps_and_fallthru_p): Likewise.
8916 (dead_or_predicable): Likewise.
8917 * dwarf2out.c (debug_str_hash_forced): New.
8918 (find_AT_string): Add comment.
8919 (gen_label_for_indirect_string): New.
8920 (get_debug_string_label): New.
8921 (AT_string_form): Use it.
8922 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8923 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8924 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8925 several operations that cannot be represented with DWARF opcodes.
8926 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8927 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8928 (dwarf2out_var_location): Take during-call mark into account.
8929 (output_indirect_string): Update comment. Output if there are
8930 label and references.
8931 (prune_indirect_string): New.
8932 (prune_unused_types): Call it if debug_str_hash_forced.
8933 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8934 (dw_long_long_const): Remove.
8935 (struct dw_val_struct): Change val_long_long type to rtx.
8936 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8937 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8938 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8939 component instead of HOST_BITS_PER_LONG.
8940 (output_loc_operands): Likewise. For const8* assert
8941 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8942 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8943 rather than HOST_BITS_PER_LONG is >= 64.
8944 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8946 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8947 HOST_BITS_PER_LONG for dw_val_class_long_long.
8948 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8949 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8950 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8952 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8953 Handle DW_OP_implicit_value.
8954 (extract_int): Move prototype earlier.
8955 (mem_loc_descriptor): For SUBREG punt if inner
8956 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8957 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8958 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8959 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8960 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8961 instead of Pmode size.
8962 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8963 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8964 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8965 (concat_loc_descriptor, concatn_loc_descriptor,
8966 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8967 (add_location_or_const_value_attribute): Likewise. For single
8968 location loc_lists attempt to use add_const_value_attribute
8969 for constant decls. Add DW_AT_const_value even if
8970 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8972 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8973 (control_flow_insn_p): Likewise.
8974 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8975 (separate_decls_in_region_debug_bind): New.
8976 (separate_decls_in_region): Process debug bind stmts afterwards.
8977 * recog.c (verify_changes): Handle debug insns.
8978 (extract_insn): Likewise.
8979 (peephole2_optimize): Skip debug insns.
8980 * dse.c (scan_insn): Skip debug insns.
8981 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8983 (setup_id_for_insn): Handle debug insns.
8984 (maybe_tidy_empty_bb): Adjust whitespace.
8985 (tidy_control_flow): Skip debug insns.
8986 (sel_remove_insn): Adjust for debug insns.
8987 (sel_estimate_number_of_insns): Skip debug insns.
8988 (create_insn_rtx_from_pattern): Handle debug insns.
8989 (create_copy_of_insn_rtx): Likewise.
8990 * sel-sched-.h (sel_bb_end): Declare.
8991 (sel_bb_empty_or_nop_p): New.
8992 (get_all_loop_exits): Use it.
8993 (_eligible_successor_edge_p): Likewise.
8994 (return_nop_to_pool): Adjust.
8995 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8996 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8997 * gimple-pretty-print.c (dump_gimple_debug): New.
8998 (dump_gimple_stmt): Use it.
8999 (dump_bb_header): Skip gimple debug stmts.
9000 * regmove.c (optimize_reg_copy_1): Discount debug insns.
9001 (fixup_match_2): Likewise.
9002 (regmove_backward_pass): Likewise. Simplify combined
9003 replacement. Handle debug insns.
9004 * function.c (instantiate_virtual_regs): Handle debug insns.
9005 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
9006 * print-rtl.h: Include cselib.h.
9007 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
9008 * df.h (df_inns_rescan_debug_internal): Declare.
9009 * gcse.c (alloc_hash_table): Estimate n_insns.
9010 (cprop_insn): Don't regard debug insns as changes.
9011 (bypass_conditional_jumps): Skip debug insns.
9012 (one_pre_gcse_pass): Adjust.
9013 (one_code_hoisting_pass): Likewise.
9014 (compute_ld_motion_mems): Skip debug insns.
9015 (one_cprop_pass): Adjust.
9016 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
9017 (if_convertible_stmt_p): Handle debug stmts.
9018 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
9019 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
9020 * ira-build.c (create_bb_allocnos): Skip debug insns.
9021 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
9022 (has_single_use): Likewise.
9023 (single_imm_use): Likewise.
9024 (num_imm_uses): Likewise.
9025 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
9026 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
9027 (create_outofssa_var_map): Likewise.
9028 * lower-subreg.c (adjust_decomposed_uses): New.
9029 (resolve_debug): New.
9030 (decompose_multiword_subregs): Use it.
9031 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
9032 * emit-rtl.c: Include params.h.
9033 (cur_debug_insn_uid): Define.
9034 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
9035 (copy_rtx_if_shared_1): Handle debug insns.
9036 (reset_used_flags): Likewise.
9037 (set_used_flags): LIkewise.
9038 (get_max_insn_count): New.
9039 (next_nondebug_insn): New.
9040 (prev_nondebug_insn): New.
9041 (make_debug_insn_raw): New.
9042 (emit_insn_before_noloc): Handle debug insns.
9043 (emit_jump_insn_before_noloc): Likewise.
9044 (emit_call_insn_before_noloc): Likewise.
9045 (emit_debug_insn_before_noloc): New.
9046 (emit_insn_after_noloc): Handle debug insns.
9047 (emit_jump_insn_after_noloc): Likewise.
9048 (emit_call_insn_after_noloc): Likewise.
9049 (emit_debug_insn_after_noloc): Likewise.
9050 (emit_insn_after): Take loc from earlier non-debug insn.
9051 (emit_jump_insn_after): Likewise.
9052 (emit_call_insn_after): Likewise.
9053 (emit_debug_insn_after_setloc): New.
9054 (emit_debug_insn_after): New.
9055 (emit_insn_before): Take loc from later non-debug insn.
9056 (emit_jump_insn_before): Likewise.
9057 (emit_call_insn_before): Likewise.
9058 (emit_debug_insn_before_setloc): New.
9059 (emit_debug_insn_before): New.
9060 (emit_insn): Handle debug insns.
9061 (emit_debug_insn): New.
9062 (emit_jump_insn): Handle debug insns.
9063 (emit_call_insn): Likewise.
9065 (init_emit): Take min-nondebug-insn-uid into account.
9066 Initialize cur_debug_insn_uid.
9067 (emit_copy_of_insn_after): Handle debug insns.
9068 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
9069 location of single rhs in place.
9070 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
9071 (floor_sdiv_adjust): New.
9072 (cell_sdiv_adjust): New.
9073 (cell_udiv_adjust): New.
9074 (round_sdiv_adjust): New.
9075 (round_udiv_adjust): New.
9076 (wrap_constant): Moved from cselib.
9077 (unwrap_constant): New.
9078 (expand_debug_expr): New.
9079 (expand_debug_locations): New.
9080 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
9082 (gimple_expand_cfg): Expand debug locations.
9083 * cselib.c: Include tree-pass.h.
9084 (struct expand_value_data): New.
9085 (cselib_record_sets_hook): New.
9086 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
9087 (cselib_clear_table): Move, and implemnet in terms of...
9088 (cselib_reset_table_with_next_value): ... this.
9089 (cselib_get_next_unknown_value): New.
9090 (discard_useless_locs): Don't discard preserved values.
9091 (cselib_preserve_value): New.
9092 (cselib_preserved_value_p): New.
9093 (cselib_preserve_definitely): New.
9094 (cselib_clear_preserve): New.
9095 (cselib_preserve_only_values): New.
9096 (new_cselib_val): Take rtx argument. Dump it in details.
9097 (cselib_lookup_mem): Adjust.
9098 (expand_loc): Take regs_active in struct. Adjust. Silence
9099 dumps unless details are requested.
9100 (cselib_expand_value_rtx_cb): New.
9101 (cselib_expand_value_rtx): Rename and reimplment in terms of...
9102 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
9103 without details. Copy more subregs. Try to resolve values
9104 using a callback. Wrap constants.
9105 (cselib_subst_to_values): Adjust.
9106 (cselib_log_lookup): New.
9107 (cselib_lookup): Call it.
9108 (cselib_invalidate_regno): Don't count preserved values as useless.
9109 (cselib_invalidate_mem): Likewise.
9110 (cselib_record_set): Likewise.
9111 (struct set): Renamed to cselib_set, moved to cselib.h.
9112 (cselib_record_sets): Adjust. Call hook.
9113 (cselib_process_insn): Reset table when it would be cleared.
9114 (dump_cselib_val): New.
9115 (dump_cselib_table): New.
9116 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
9117 (remove_forwarder_block): Support moving debug stmts.
9118 * cselib.h (cselib_record_sets_hook): Declare.
9119 (cselib_expand_callback): New type.
9120 (cselib_expand_value_rtx_cb): Declare.
9121 (cselib_reset_table_with_next_value): Declare.
9122 (cselib_get_next_unknown_value): Declare.
9123 (cselib_preserve_value): Declare.
9124 (cselib_preserved_value_p): Declare.
9125 (cselib_preserve_only_values): Declare.
9126 (dump_cselib_table): Declare.
9127 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
9128 (try_crossjump_to_edge): Likewise.
9129 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
9130 dominated blocks when debug stmts are present.
9131 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
9132 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
9133 (set_var_live_on_entry): Likewise.
9134 * loop-invariant.c (find_invariants_bb): Skip debug insns.
9135 * cfglayout.c (curr_location, last_location): Make static.
9136 (set_curr_insn_source_location): Don't avoid bouncing.
9137 (get_curr_insn_source_location): New.
9138 (get_curr_insn_block): New.
9139 (duplicate_insn_chain): Handle debug insns.
9140 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
9142 * common.opt (fcompare-debug): Move to sort order.
9143 (fdump-unnumbered-links): Likewise.
9144 (fvar-tracking-assignments): New.
9145 (fvar-tracking-assignments-toggle): New.
9146 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
9147 because of debug stmts.
9148 (mark_stmt_if_obviously_necessary): Mark debug stmts.
9149 (eliminate_unnecessary_stmts): Walk dominated blocks before
9151 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
9152 * ira.c (memref_used_between_p): Skip debug insns.
9153 (update_equiv_regs): Likewise.
9154 * sched-deps.c (sd_lists_size): Accept empty list.
9155 (sd_init_insn): Mark debug insns.
9156 (sd_finish_insn): Unmark them.
9157 (sd_add_dep): Reject non-debug deps on debug insns.
9158 (fixup_sched_groups): Give debug insns group treatment.
9160 (sched_analyze_reg): Don't mark debug insns for sched before call.
9161 (sched_analyze_2): Handle debug insns.
9162 (sched_analyze_insn): Compute next non-debug insn. Handle debug
9164 (deps_analyze_insn): Handle debug insns.
9165 (deps_start_bb): Skip debug insns.
9166 (init_deps): Initialize last_debug_insn.
9167 * tree-ssa.c (target_for_debug_bind): New.
9168 (find_released_ssa_name): New.
9169 (propagate_var_def_into_debug_stmts): New.
9170 (propagate_defs_into_debug_stmts): New.
9171 (verify_ssa): Skip debug bind stmts without values.
9172 (warn_uninialized_vars): Skip debug stmts.
9173 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
9174 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
9175 (rtx_equal_p): Likewise.
9176 * ira-costs.c (scan_one_insn): Skip debug insns.
9177 (process_bb_node_for_hard_reg_moves): Likewise.
9178 * rtl.h (DEBUG_INSN_P): New.
9179 (NONDEBUG_INSN_P): New.
9180 (MAY_HAVE_DEBUG_INSNS): New.
9181 (INSN_P): Accept debug insns.
9182 (RTX_FRAME_RELATED_P): Likewise.
9183 (INSN_DELETED_P): Likewise
9184 (PAT_VAR_LOCATION_DECL): New.
9185 (PAT_VAR_LOCATION_LOC): New.
9186 (PAT_VAR_OCATION_STATUS): New.
9187 (NOTE_VAR_LOCATION_DECL): Reimplement.
9188 (NOTE_VAR_LOCATION_LOC): Likewise.
9189 (NOTE_VAR_LOCATION_STATUS): Likewise.
9190 (INSN_VAR_LOCATION): New.
9191 (INSN_VAR_LOCATION_DECL): New.
9192 (INSN_VAR_LOCATION_LOC): New.
9193 (INSN_VAR_LOCATION_STATUS): New.
9194 (gen_rtx_UNKNOWN_VAR_LOC): New.
9195 (VAR_LOC_UNKNOWN_P): New.
9196 (NOTE_DURING_CALL_P): New.
9197 (SCHED_GROUP_P): Accept debug insns.
9198 (emit_debug_insn_before): Declare.
9199 (emit_debug_insn_before_noloc): Declare.
9200 (emit_debug_insn_beore_setloc): Declare.
9201 (emit_debug_insn_after): Declare.
9202 (emit_debug_insn_after_noloc): Declare.
9203 (emit_debug_insn_after_setloc): Declare.
9204 (emit_debug_insn): Declare.
9205 (make_debug_insn_raw): Declare.
9206 (prev_nondebug_insn): Declare.
9207 (next_nondebug_insn): Declare.
9208 (delegitimize_mem_from_attrs): Declare.
9209 (get_max_insn_count): Declare.
9210 (wrap_constant): Declare.
9211 (unwrap_constant): Declare.
9212 (get_curr_insn_source_location): Declare.
9213 (get_curr_insn_block): Declare.
9214 * tree-inline.c (insert_debug_decl_map): New.
9215 (processing_debug_stmt): New.
9216 (remap_decl): Don't create new mappings in debug stmts.
9217 (remap_gimple_op_r): Don't add references in debug stmts.
9218 (copy_tree_body_r): Likewise.
9219 (remap_gimple_stmt): Handle debug bind stmts.
9220 (copy_bb): Skip debug stmts.
9221 (copy_edges_for_bb): Likewise.
9222 (copy_debug_stmt): New.
9223 (copy_debug_stmts): New.
9224 (copy_body): Copy debug stmts at the end.
9225 (insert_init_debug_bind): New.
9226 (insert_init_stmt): Take id. Skip and emit debug stmts.
9227 (setup_one_parameter): Remap variable earlier, register debug mapping.
9228 (estimate_num_insns): Skip debug stmts.
9229 (expand_call_inline): Preserve debug_map.
9230 (optimize_inline_calls): Check for no debug_stmts left-overs.
9231 (unsave_expr_now): Preserve debug_map.
9232 (copy_gimple_seq_and_replace_locals): Likewise.
9233 (tree_function_versioning): Check for no debug_stmts left-overs.
9234 Init and destroy debug_map as needed. Split edges unconditionally.
9235 (build_duplicate_type): Init and destroy debug_map as needed.
9236 * tree-inline.h: Include gimple.h instead of pointer-set.h.
9237 (struct copy_body_data): Add debug_stmts and debug_map.
9238 * sched-int.h (struct ready_list): Add n_debug.
9239 (struct deps): Add last_debug_insn.
9240 (DEBUG_INSN_SCHED_P): New.
9241 (BOUNDARY_DEBUG_INSN_P): New.
9242 (SCHEDULE_DEBUG_INSN_P): New.
9243 (sd_iterator_cond): Accept empty list.
9244 * combine.c (create_log_links): Skip debug insns.
9245 (combine_instructions): Likewise.
9246 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
9247 return value is always unshared.
9248 (struct rtx_subst_pair): New.
9249 (auto_adjust_pair): New.
9250 (propagate_for_debug_subst): New.
9251 (propagate_for_debug): New.
9252 (try_combine): Skip debug insns. Propagate removed defs into
9254 (next_nonnote_nondebug_insn): New.
9255 (distribute_notes): Use it. Skip debug insns.
9256 (distribute_links): Skip debug insns.
9257 * tree-outof-ssa.c (set_location_for_edge): Likewise.
9258 * resource.c (mark_target_live_regs): Likewise.
9259 * var-tracking.c: Include cselib.h and target.h.
9260 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
9262 (micro_operation_type_name): New.
9263 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
9264 (struct micro_operation_def): Update comments.
9265 (decl_or_value): New type. Use instead of decls.
9266 (struct emit_note_data_def): Add vars.
9267 (struct attrs_def): Use decl_or_value.
9268 (struct variable_tracking_info_def): Add permp, flooded.
9269 (struct location_chain_def): Update comment.
9270 (struct variable_part_def): Use decl_or_value.
9271 (struct variable_def): Make var_part a variable length array.
9273 (scratch_regs): New.
9274 (cselib_hook_called): New.
9275 (dv_is_decl_p): New.
9276 (dv_is_value_p): New.
9279 (dv_as_opaque): New.
9280 (dv_onepart_p): New.
9282 (IS_DECL_CODE): New.
9283 (check_value_is_not_decl): New.
9284 (dv_from_decl): New.
9285 (dv_from_value): New.
9286 (dv_htab_hash): New.
9287 (variable_htab_hash): Use it.
9288 (variable_htab_eq): Support values.
9289 (variable_htab_free): Free from the right pool.
9290 (attrs_list_member, attrs_list_insert): Use decl_or_value.
9291 (attrs_list_union): Adjust.
9292 (attrs_list_mpdv_union): New.
9293 (tie_break_pointers): New.
9294 (canon_value_cmp): New.
9295 (unshare_variable): Return possibly-modified slot.
9296 (vars_copy_1): Adjust.
9297 (var_reg_decl_set): Adjust. Split out of...
9298 (var_reg_set): ... this.
9299 (get_init_value): Adjust.
9300 (var_reg_delete_and_set): Adjust.
9301 (var_reg_delete): Adjust.
9302 (var_regno_delete): Adjust.
9303 (var_mem_decl_set): Split out of...
9304 (var_mem_set): ... this.
9305 (var_mem_delete_and_set): Adjust.
9306 (var_mem_delete): Adjust.
9310 (variable_union): Adjust. Speed up merge of 1-part vars.
9311 (variable_canonicalize): Use unshared slot.
9312 (VALUED_RECURSED_INTO): New.
9313 (find_loc_in_1pdv): New.
9314 (struct dfset_merge): New.
9315 (insert_into_intersection): New.
9316 (intersect_loc_chains): New.
9318 (canonicalize_loc_order_check): New.
9319 (canonicalize_values_mark): New.
9320 (canonicalize_values_star): New.
9321 (variable_merge_over_cur): New.
9322 (variable_merge_over_src): New.
9323 (dataflow_set_merge): New.
9324 (dataflow_set_equiv_regs): New.
9325 (remove_duplicate_values): New.
9326 (struct dfset_post_merge): New.
9327 (variable_post_merge_new_vals): New.
9328 (variable_post_merge_perm_vals): New.
9329 (dataflow_post_merge_adjust): New.
9330 (find_mem_expr_in_1pdv): New.
9331 (dataflow_set_preserve_mem_locs): New.
9332 (dataflow_set_remove_mem_locs): New.
9333 (dataflow_set_clear_at_call): New.
9334 (onepart_variable_different_p): New.
9335 (variable_different_p): Use it.
9336 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
9337 (track_expr_p): Add need_rtl parameter. Don't generate rtl
9339 (track_loc_p): Pass it true.
9340 (struct count_use_info): New.
9341 (find_use_val): New.
9342 (replace_expr_with_values): New.
9344 (use_type): New, partially split out of...
9345 (count_uses): ... this. Count new micro-ops.
9346 (count_uses_1): Adjust.
9347 (count_stores): Adjust.
9348 (count_with_sets): New.
9349 (VAL_NEEDS_RESOLUTION): New.
9350 (VAL_HOLDS_TRACK_EXPR): New.
9351 (VAL_EXPR_IS_COPIED): New.
9352 (VAL_EXPR_IS_CLOBBERED): New.
9353 (add_uses): Adjust. Generate new micro-ops.
9354 (add_uses_1): Adjust.
9355 (add_stores): Generate new micro-ops.
9356 (add_with_sets): New.
9357 (find_src_status): Adjust.
9358 (find_src_set_src): Adjust.
9359 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
9360 Handle new micro-ops. Canonicalize value equivalances.
9361 (vt_find_locations): Compute total size of hash tables for
9362 dumping. Perform merge for var-tracking-assignments. Don't
9363 disregard single-block loops.
9364 (dump_attrs_list): Handle decl_or_value.
9365 (dump_variable): Take variable. Deal with decl_or_value.
9366 (dump_variable_slot): New.
9367 (dump_vars): Use it.
9368 (dump_dataflow_sets): Adjust.
9369 (set_slot_part): New, extended to support one-part variables
9370 after splitting out of...
9371 (set_variable_part): ... this.
9372 (clobber_slot_part): New, split out of...
9373 (clobber_variable_part): ... this.
9374 (delete_slot_part): New, split out of...
9375 (delete_variable_part): .... this.
9376 (check_wrap_constant): New.
9377 (vt_expand_loc_callback): New.
9378 (vt_expand_loc): New.
9379 (emit_note_insn_var_location): Adjust. Handle values. Handle
9380 EMIT_NOTE_AFTER_CALL_INSN.
9381 (emit_notes_for_differences_1): Adjust. Handle values.
9382 (emit_notes_for_differences_2): Likewise.
9383 (emit_notes_for_differences): Adjust.
9384 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
9385 Adjust. Handle new micro-ops.
9386 (vt_add_function_parameters): Adjust. Create and bind values.
9387 (vt_initialize): Adjust. Initialize scratch_regs and
9388 valvar_pool, flooded and perm.. Initialize and use cselib. Log
9389 operations. Move some code to count_with_sets and add_with_sets.
9390 (delete_debug_insns): New.
9391 (vt_debug_insns_local): New.
9392 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
9394 (var_tracking_main): If var-tracking-assignments is enabled
9395 but var-tracking isn't, delete debug insns and leave. Likewise
9396 if we exceed limits or fail the stack adjustments tests, and
9397 after all var-tracking processing.
9398 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
9399 (dataflow_set): Add traversed_vars.
9400 (value_chain, const_value_chain): New typedefs.
9401 (value_chain_pool, value_chains): New variables.
9402 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
9403 add_value_chains, add_cselib_value_chains, remove_value_chain,
9404 remove_value_chains, remove_cselib_value_chains): New functions.
9405 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
9406 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
9408 (shared_hash_find_slot_unshare, shared_hash_find_slot,
9409 shared_hash_find_slot_noinsert, shared_hash_find): Update.
9410 (dst_can_be_shared): New variable.
9411 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
9412 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
9413 different from set->vars, look up slot again instead of using the
9415 (dataflow_set_init): Initialize traversed_vars.
9416 (variable_union): Use shared_hash_*. Use initially NO_INSERT
9417 lookup if set->vars is shared. Don't keep slot cleared before
9418 calling unshare_variable. Unshare set->vars if needed. Adjust
9419 unshare_variable callers. Clear dst_can_be_shared if needed.
9420 Even ->refcount == 1 vars must be unshared if set->vars is shared
9421 and var needs to be modified.
9422 (dataflow_set_union): Set traversed_vars during canonicalization.
9423 (VALUE_CHANGED, DECL_CHANGED): Define.
9424 (set_dv_changed, dv_changed_p): New static inlines.
9425 (track_expr_p): Clear DECL_CHANGED.
9426 (dump_dataflow_sets): Set it.
9427 (variable_was_changed): Call set_dv_changed.
9428 (emit_note_insn_var_location): Likewise.
9429 (changed_variables_stack): New variable.
9430 (check_changed_vars_1, check_changed_vars_2): New functions.
9431 (emit_notes_for_changes): Do nothing if changed_variables is
9432 empty. Traverse changed_variables with check_changed_vars_1,
9433 call check_changed_vars_2 on each changed_variables_stack entry.
9434 (emit_notes_in_bb): Add SET argument. Just clear it at the
9435 beginning, use it instead of local &set, don't destroy it at the end.
9436 (vt_emit_notes): Call dataflow_set_clear early on all
9437 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
9438 computed set, dataflow_set_clear also VTI(bb)->in when we are
9439 done with the basic block. Initialize changed_variables_stack,
9440 free it afterwards. If ENABLE_CHECKING verify that after noting
9441 differences to an empty set value_chains hash table is empty.
9442 (vt_initialize): Initialize value_chains and value_chain_pool.
9443 (vt_finalize): Delete value_chains htab, free value_chain_pool.
9444 (variable_tracking_main): Call dump_dataflow_sets before calling
9445 vt_emit_notes, not after it.
9446 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
9447 (propagate_var_def_into_debug_stmts): Declare.
9448 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
9449 (df_set_note): Reject debug insns.
9450 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
9451 add notes to debug insns.
9452 (df_note_bb_compute): Adjust. Likewise.
9453 (df_simulate_uses): Skip debug insns.
9454 (df_simulate_initialize_backwards): Likewise.
9455 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
9456 (subst_stack_regs_pat): Reject debug insns.
9457 (convert_regs_1): Handle debug insns.
9458 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
9459 (print-rtl.o): Depend on cselib.h.
9460 (cselib.o): Depend on TREE_PASS_H.
9461 (var-tracking.o): Depend on cselib.h and TARGET_H.
9462 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
9463 (init_ready_list): Skip boundary debug insns.
9464 (add_branch_dependences): Skip debug insns.
9465 (free_block_dependencies): Check for blocks with only debug insns.
9466 (compute_priorities): Likewise.
9467 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
9468 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
9470 (gimple_build_debug_bind_stat): New.
9471 (empty_body_p): Skip debug stmts.
9472 (gimple_has_side_effects): Likewise.
9473 (gimple_rhs_has_side_effects): Likewise.
9474 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
9475 (gimple_build_debug_bind_stat): Declare.
9476 (gimple_build_debug_bind): Define.
9477 (is_gimple_debug): New.
9478 (gimple_debug_bind_p): New.
9479 (gimple_debug_bind_get_var): New.
9480 (gimple_debug_bind_get_value): New.
9481 (gimple_debug_bind_get_value_ptr): New.
9482 (gimple_debug_bind_set_var): New.
9483 (gimple_debug_bind_set_value): New.
9484 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
9485 (gimple_debug_bind_reset_value): New.
9486 (gimple_debug_bind_has_value_p): New.
9487 (gsi_next_nondebug): New.
9488 (gsi_prev_nondebug): New.
9489 (gsi_start_nondebug_bb): New.
9490 (gsi_last_nondebug_bb): New.
9491 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
9492 (print_insn): Handle DEBUG_INSN.
9493 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
9494 of first insn prevail.
9495 (first_stmt): Skip debug stmts.
9496 (first_non_label_stmt): Likewise.
9497 (last_stmt): Likewise.
9498 (has_zero_uses_1): New.
9499 (single_imm_use_1): New.
9500 (verify_gimple_debug): New.
9501 (verify_types_in_gimple_stmt): Handle debug stmts.
9502 (verify_stmt): Likewise.
9503 (debug_loop_num): Skip debug stmts.
9504 (remove_edge_and_dominated_blocks): Remove dominators last.
9505 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
9506 (linearize_expr): Likewise.
9507 * config/i386/i386.c (ix86_delegitimize_address): Call
9508 default implementation.
9509 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
9510 (group_barrier_needed): Skip debug insns.
9511 (emit_insn_group_barriers): Likewise.
9512 (emit_all_insn_group_barriers): Likewise.
9513 (ia64_variable_issue): Handle debug insns.
9514 (ia64_dfa_new_cycle): Likewise.
9515 (final_emit_insn_group_barriers): Skip debug insns.
9516 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
9517 def cfa without frame.
9518 (process_set): Likewise.
9519 (process_for_unwind_directive): Pass frame on.
9520 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9521 (rs6000_delegitimize_address): New.
9522 (rs6000_debug_adjust_cost): Handle debug insns.
9523 (is_microcoded_insn): Likewise.
9524 (is_cracked_insn): Likewise.
9525 (is_nonpipeline_insn): Likewise.
9526 (insn_must_be_first_in_group): Likewise.
9527 (insn_must_be_last_in_group): Likewise.
9528 (force_new_group): Likewise.
9529 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
9530 contains only debug insns.
9531 (rtl_merge_blocks): Skip debug insns.
9532 (purge_dead_edges): Likewise.
9533 (rtl_block_ends_with_call_p): Skip debug insns.
9534 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
9535 (mark_reg_dependencies): Skip debug insns.
9536 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
9537 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
9538 * tree-ssa-threadedge.c
9539 (record_temporary_equivalences_from_stmts): Skip debug stmts.
9540 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
9541 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
9542 (copyprop_hardreg_forward_1): Handle debug insns.
9543 * reload1.c (reload): Skip debug insns. Replace unassigned
9544 pseudos in debug insns with their equivalences.
9545 (eliminate_regs_in_insn): Skip debug insns.
9546 (emit_input_reload_insns): Skip debug insns at first, adjust
9548 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
9549 (get_indirect_ref_operands): Pass opf_no_vops on.
9550 (get_expr_operands): Likewise. Skip debug stmts.
9551 (parse_ssa_operands): Scan debug insns with opf_no_vops.
9553 2009-09-01 Richard Henderson <rth@redhat.com>
9555 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
9556 stmt_ends_pp_p statements at least once.
9557 * tree-vrp.c (vrp_initialize): Likewise.
9558 (vrp_visit_stmt): Be prepared for non-interesting stmts.
9560 2009-09-01 Dodji Seketeli <dodji@redhat.com>
9563 Fix AIX bootstrap after PR debug/30161
9564 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
9565 that is a GNU extension.
9566 (tmpl_value_parm_die_table): Move the definition of this global
9567 outside #ifdef DWARF2_DEBUGGING_INFO region.
9569 2009-09-01 Richard Guenther <rguenther@suse.de>
9571 * tree.c (tree_expr_size): New function.
9572 * tree.h (tree_expr_size): Declare.
9573 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
9574 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
9575 * langhooks.c (lhd_expr_size): Remove.
9576 * langhooks.h (struct lang_hooks): Remove expr_size.
9577 * explow.c (expr_size): Use tree_expr_size.
9578 (int_expr_size): Likewise.
9579 * langhooks-def.h (lhd_expr_size): Remove.
9580 (LANG_HOOKS_EXPR_SIZE): Likewise.
9581 (LANG_HOOKS_INITIALIZER): Adjust.
9583 2009-09-01 Richard Guenther <rguenther@suse.de>
9585 * tree-flow.h (mark_addressable): Move declaration ...
9586 * tree.h (mark_addressable): ... here.
9587 * stmt.c (expand_asm_operands): Use mark_addressable, not
9588 lang_hooks.mark_addressable.
9589 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9590 LANG_HOOKS_MARK_ADDRESSABLE.
9591 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
9592 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
9594 2009-08-31 Chris Demetriou <cgd@google.com>
9596 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
9597 vectorize if not TARGET_SSE2.
9599 2009-08-31 DJ Delorie <dj@redhat.com>
9601 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
9602 registers if no coprocessor is enabled.
9604 2009-08-31 Dodji Seketeli <dodji@redhat.com>
9607 * cgraph.h (cgraph_get_node): Declare ...
9608 * cgraph.c (cgraph_get_node): ... new function.
9609 * dwarf2out.c (gen_generic_params_dies,
9610 generic_parameter_die, tree_add_const_value_attribute_for_decl,
9611 make_ith_pack_parameter_name,
9612 append_entry_to_tmpl_value_parm_die_table,
9613 gen_remaining_tmpl_value_param_die_attribute): New functions.
9614 (gen_subprogram_die): Generate debug info for template parameters
9615 if debug info level is higher than DINFO_LEVEL_TERSE.
9616 Use tree_add_const_value_attribute_for_decl instead of
9617 tree_add_const_value_attribute.
9618 (gen_const_die): Use tree_add_const_value_attribute_for_decl
9619 instead of tree_add_const_value_attribute.
9620 (gen_struct_or_union_type_die): Generate debug
9621 info for template parameters if debug info level is higher than
9623 (tree_add_const_value_attribute): Handle integral and pointer
9624 constants. Update comment.
9625 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
9626 (dwarf_attr_name): Support DW_AT_GNU_template_name.
9627 (reference_to_unused): Fix thinko. Remove redundant predicates from
9629 (tree_add_const_value_attribute): Make this work for constant
9631 tree_add_const_value_attribute_for_decl is to be used for variable
9633 (add_location_or_const_value_attribute): Use
9634 tree_add_const_value_attribute_for_decl now.
9635 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
9636 DW_TAG_template_value_param DIEs after function DIEs have been
9638 * langhooks.h (lang_hooks_for_types): Add
9639 get_argument_pack_elems.
9640 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
9641 (lang_hooks): Added get_innermost_generic_parms,
9642 get_innermost_generic_args.
9643 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
9644 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
9645 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
9646 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
9648 2009-08-31 DJ Delorie <dj@redhat.com>
9650 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
9651 it once we start generating the prologue or epilogue.
9652 (mep_call_saves_register): If the frame is locked, re-use
9654 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
9655 (mep_expand_prologue): Call it.
9656 (mep_expand_epilogue): Likewise.
9657 (mep_start_function): Use the same logic as mep_expand_prologue.
9658 (mep_pass_by_reference): Make logic more readable.
9659 (mep_return_in_memory): Zero-sized objects are passed in memory.
9660 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
9662 2009-08-31 Richard Guenther <rguenther@suse.de>
9664 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9665 to query if the memory regions for memmove overlap.
9666 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9667 asserts on pointers, instead deal with odd trees.
9668 (ptr_derefs_may_alias_p): Likewise.
9669 (refs_may_alias_p_1): Constructor bases also never alias.
9671 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
9673 * doc/install.texi (Final install): Adjust reference on where to
9674 order printed manuals.
9676 2009-08-30 Olivier Hainque <hainque@adacore.com>
9678 * dwarf2out.c (switch_to_frame_table_section): Move
9679 definition prior to first use.
9681 2009-08-30 Richard Guenther <rguenther@suse.de>
9683 PR tree-optimization/41186
9684 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9685 (ao_ref_init_from_ptr_and_size): New function.
9686 (ref_maybe_used_by_call_p_1): Be more precise tracking
9687 used ranges for builtin functions.
9688 (ref_maybe_used_by_call_p): Adjust.
9689 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9690 ranges for builtin functions.
9691 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9693 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9696 * fwprop.c (get_reg_use_in): Delete.
9697 (free_load_extend): New function.
9698 (forward_propagate_subreg): Use it.
9700 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9702 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9704 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9707 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9710 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9712 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9713 fini or fini_array section.
9715 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9717 * graphite-dependences.c (graphite_legal_transform_bb): Call
9718 pbb_remove_duplicate_pdrs.
9719 * graphite-poly.c (can_collapse_pdr): Removed.
9720 (pdr_find_duplicate): Removed.
9721 (can_collapse_pdrs): New.
9722 (pbb_remove_duplicate_pdrs): New.
9723 (new_poly_dr): Do not look for duplicates.
9724 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9725 (PBB_PDR_DUPLICATES_REMOVED): New.
9726 (pbb_remove_duplicate_pdrs): Declared.
9728 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9730 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9731 the strides by multiplying by PDR_NB_REFS.
9732 * graphite-poly.c (can_collapse_pdr): New.
9733 (pdr_find_duplicate): New.
9734 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9735 Initialize PDR_NB_REFS.
9736 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9738 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9740 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9743 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9746 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9748 * graphite-dependences.c (pddr_original_scattering): Return NULL
9749 for read-read dependence relations.
9750 * graphite-poly.h (enum poly_dr_type): Fix comment.
9753 (pdr_may_write_p): New.
9755 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9757 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9758 (struct poly_dr): Same.
9759 (new_poly_dr): Same.
9760 * graphite-poly.c (new_poly_dr): Same.
9761 * graphite-dependences.c (dot_deps): Disable call to system.
9763 2009-08-28 Cary Coutant <ccoutant@google.com>
9766 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9767 struct/union/enum types local to a function.
9769 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9770 Sebastian Pop <sebastian.pop@amd.com>
9772 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9773 pbb_strip_mine_time_depth. Changed the implementation so that
9774 transformation is expressed as a transformation on
9775 time (scatttering) dimensions. Also, ensures that the 2d+1
9776 scheduling format is preserved.
9777 (pbb_strip_mine_profitable_p): Profitability is based on the
9778 iteration number of a given time (scattering) dimension,
9779 and not on a original loop depth dimension.
9780 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9781 (pbb_do_strip_mine): Call psct_dynamic_dim.
9782 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9783 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9784 (pbb_nb_dynamic_scattering_transform): New.
9785 (psct_dynamic_dim): New.
9787 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9789 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9790 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9791 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9792 * graphite-interchange.c (build_linearized_memory_access): Same.
9793 (memory_stride_in_loop): Same.
9795 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9797 * graphite-dependences.c (pddr_original_scattering): New.
9798 (graphite_legal_transform_dr): Call pddr_original_scattering.
9801 * graphite-dependences.h (dot_deps): Declared.
9802 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9803 (print_pdr): Print PDR_ID.
9804 * graphite-poly.h (struct poly_dr): Add field id.
9807 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9809 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9811 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9812 not delete the original dependence relation.
9814 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9816 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9817 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9818 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9819 (free_poly_ddr): New.
9820 (pddr_is_empty): New.
9821 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9822 (dependence_polyhedron): Same. Remove useless gcc_assert.
9824 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9825 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9826 * graphite-dependences.h (enum poly_dependence_kind): New.
9827 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9828 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9829 (PDRP_SINK): Renamed PDDR_SINK.
9830 (PDRP_DDP): Renamed PDDR_DDP.
9832 (free_poly_ddr): Declared.
9833 * graphite-poly.c (new_scop): Use the new hash function names.
9834 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9835 into original_pddrs.
9836 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9838 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9840 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9841 bounds with LT_EXPR to make niter analysis more precise on code
9842 generated by Graphite.
9844 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9846 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9847 (graphite_legal_transform_bb): Same.
9848 (poly_drs_may_alias_p): Same.
9850 2009-08-28 Richard Guenther <rguenther@suse.de>
9852 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9854 2009-08-28 Jan Beulich <jbeulich@novell.com>
9856 * config/i386/netware.c: Include langhooks.h.
9857 (i386_nlm_encode_section_info): Simplify.
9858 (netware_override_options): Delete.
9859 * config/i386/netware.h (netware_override_options): Delete
9861 (OVERRIDE_OPTIONS): Delete definition.
9862 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9863 (ASM_COMMENT_START): Define.
9864 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9866 2009-08-28 Jan Beulich <jbeulich@novell.com>
9868 * configure.ac: For in-tree ld, do a plain version check to
9869 determine whether comdat groups are supported.
9870 * configure: Regenerate.
9872 2009-08-28 Olivier Hainque <hainque@adacore.com>
9874 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9875 always defined. Reflect definition or absence of such for
9876 COLLECT_EXPORT_LIST. Readability helper.
9877 (scanfilter): New enum, to help control what symbols
9878 are to be considered or ignored by scan_prog_file.
9879 (enum pass): Rename as "scanpass", moved together with scanfilter
9880 prior to scan_prog_file's prototype.
9881 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9882 Group prototype with the scanpass/scanfilter definitions, factorize
9883 head comments for the several implementations at the prototype.
9884 (main): Reorganize the first pass link control to let AIX
9885 drag only the needed frame tables in executables. Prevent
9886 frame tables collection during the scan aimed at static ctors.
9887 Pre-link and scan for frame tables later to compensate.
9888 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9889 A C statement to issue assembly directives that create a reference
9890 to the given DWARF table identifier label from the current function
9892 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9893 to differentiate first time section entry. Only emit a .data
9894 tables start identifier label the first time around.
9895 (switch_to_frame_table_section): New function. Helper for
9896 output_call_frame_info to switch possibly BACK into the eh_frame
9897 or the debug_frame section depending on FOR_EH.
9898 (output_call_frame_info): Use helper to first enter the proper
9900 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9901 emit a link to the frame table start label from each function
9903 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9904 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9905 * config/rs6000/rs6000-protos.h: Declare it.
9906 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9908 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9910 * config/sh/sh.c (split_branches): Check the result of
9913 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9915 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9916 using -pthread -fopenmp
9918 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9920 * doc/service.texi (service directory): Update URL.
9922 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9924 PR rtl-optimization/40861
9925 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9926 extract word from a multi-word subreg for negative byte positions.
9928 2009-08-27 Tristan Gingold <gingold@adacore.com>
9929 Douglas B Rupp <rupp@gnat.com>
9931 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9932 (SECTION_VMS_OVERLAY): Define.
9933 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9935 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9937 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9938 common_object declarations.
9939 (ia64_section_type_flags): Set section flag for common_object.
9940 * config/ia64/ia64-protos.h
9941 (ia64_vms_output_aligned_decl_common): Declare.
9942 (ia64_vms_elf_asm_named_section): Declare.
9944 2009-08-27 Michael Matz <matz@suse.de>
9946 * expr.c (expand_expr_real_2): New function taking exploded
9947 unary or binary expression, split out from ...
9948 (expand_expr_real_1): ... here. Move over all unary/binary
9949 switch parts to above function, in particular these codes:
9950 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9951 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9952 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9953 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9954 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9955 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9956 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9957 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9958 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9959 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9960 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9961 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9962 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9963 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9964 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9965 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9966 VEC_PACK_FIX_TRUNC_EXPR.
9967 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9970 2009-08-27 Richard Guenther <rguenther@suse.de>
9972 * gengtype.c (main): Handle uint64_t.
9973 * ipa-utils.c (get_base_var): Indent properly.
9974 * tree-ssa-live.c (debug_scope_block): New function.
9975 * tree-flow.h (debug_scope_block): Declare.
9976 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9977 * basic-block.h (enum profile_status): Rename to
9978 enum profile_status_d.
9979 (x_profile_status): Adjust type.
9981 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9984 * dwarf2out.c (get_context_die): Declare this static function.
9985 (gen_type_die_with_usage): Make sure a DIE is a generated for
9986 the context of a typedef.
9988 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9990 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9993 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9995 * config/mips/mips-protos.h (mips_output_sync): Declare.
9996 (mips_sync_loop_insns): Likewise.
9997 (mips_output_sync_loop): Replace first two parameters with an rtx.
9998 * config/mips/mips.c (mips_multi_member): New structure.
9999 (mips_multi_members): New variable.
10000 (mips_multi_start): New function.
10001 (mips_multi_add): Likewise.
10002 (mips_multi_add_insn): Likewise.
10003 (mips_multi_add_label): Likewise.
10004 (mips_multi_last_index): Likewise.
10005 (mips_multi_copy_insn): Likewise.
10006 (mips_multi_set_operand): Likewise.
10007 (mips_multi_write): Likewise.
10008 (mips_print_operand_punctuation): Remove '%|' and '%-'.
10009 (mips_init_print_operand_punct): Update accordingly.
10010 (mips_start_ll_sc_sync_block): New function.
10011 (mips_end_ll_sc_sync_block): Likewise.
10012 (mips_output_sync): Likewise.
10013 (mips_sync_insn1_template): Likewise.
10014 (mips_sync_insn2_template): Likewise.
10015 (mips_get_sync_operand): Likewise.
10016 (mips_process_sync_loop): Likewise.
10017 (mips_output_sync_loop): Use mips_process_sync_loop.
10018 (mips_sync_loop_insns): New function.
10019 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
10020 (MIPS_COMPARE_AND_SWAP_12): Likewise.
10021 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
10022 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
10023 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
10024 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
10025 (MIPS_SYNC_OLD_OP_12): Likewise.
10026 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
10027 (MIPS_SYNC_NEW_OP_12): Likewise.
10028 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
10029 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
10030 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
10031 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
10032 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
10033 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
10034 * config/mips/mips.md (sync_mem): New attribute.
10035 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
10036 (sync_exclusive_mask, sync_required_oldval): Likewise.
10037 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
10038 (sync_release_barrier): Likewise.
10039 (length): Handle sync loops.
10040 (sync): Use mips_output_sync.
10041 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
10042 (sync_compare_and_swap<mode>): Set the new sync_* attributes
10043 and use mips_output_sync_loop.
10044 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
10045 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
10046 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
10047 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
10048 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
10049 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
10050 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
10051 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
10052 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
10054 2009-08-26 Richard Guenther <rguenther@suse.de>
10056 PR middle-end/41163
10057 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
10058 the types to not match.
10059 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
10061 * tree-ssa.c (useless_type_conversion_p): Conversions to
10062 pointers to unprototyped functions are useless.
10064 2009-08-26 Richard Guenther <rguenther@suse.de>
10066 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
10067 whole-program condition, prepare to be called for non-globals.
10068 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
10069 params build a representative with known type and track its fields.
10071 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
10073 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
10074 clearing by a taken branch.
10075 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
10076 effectively after bbro pass.
10077 (sync_nand<mode>): Ditto.
10078 (sync_old_<fetchop_name><mode>): Ditto.
10079 (sync_old_nand<mode>): Ditto.
10080 (sync_new_<fetchop_name><mode>): Dito.
10081 (sync_new_nand<mode>): Ditto.
10082 (sync_compare_and_swap<mode>_1): Ditto.
10083 (*sync_compare_and_swap<mode>): Ditto.
10084 (sync_lock_test_and_set<mode>_1): Ditto.
10085 ("sync_lock_test_and_set<mode>): Ditto.
10087 2009-08-25 Douglas B Rupp <rupp@gnat.com>
10089 * hwint.h (HOST_LONG_FORMAT): New macro
10090 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
10091 Use HOST_PTR_PRINTF.
10092 * system.h (HOST_PTR_PRINTF): Resurrect old macro
10093 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
10094 (HOST_PTR_PRINTF): Document.
10096 2009-08-25 Jan Hubicka <jh@suse.cz>
10098 * config/i386/bmmintrin.h: Replace by #error.
10101 Michael Meissner <michael.meissner@amd.com>
10102 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10103 Tony Linthicum <tony.linthicum@amd.com>
10105 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
10106 (TARGET_ROUND): New macro for the round/ptest instructions which
10107 are shared between SSE4.1 and SSE5.
10108 (OPTION_MASK_ISA_ROUND): Ditto.
10109 (OPTION_ISA_ROUND): Ditto.
10110 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
10111 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
10113 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
10114 (-mfused-madd): New switch to give users control over whether the
10115 compiler optimizes to use the multiply/add SSE5 instructions.
10117 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
10118 (ix86_handle_option): Turn off 3dnow if -msse5.
10119 (override_options): Add SSE5 support.
10120 (print_operand): %Y prints comparison codes for SSE5 com/pcom
10122 (ix86_expand_sse_movcc): Add SSE5 support.
10123 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
10124 vector type to the next largest size.
10125 (ix86_expand_sse5_pack): New function to use pperm to pack a
10126 vector type to the next smallest size.
10127 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
10128 (IX86_BUILTIN_FMADDSD): Ditto.
10129 (IX86_BUILTIN_FMADDPS): Ditto.
10130 (IX86_BUILTIN_FMADDPD): Ditto.
10131 (IX86_BUILTIN_FMSUBSS): Ditto.
10132 (IX86_BUILTIN_FMSUBSD): Ditto.
10133 (IX86_BUILTIN_FMSUBPS): Ditto.
10134 (IX86_BUILTIN_FMSUBPD): Ditto.
10135 (IX86_BUILTIN_FNMADDSS): Ditto.
10136 (IX86_BUILTIN_FNMADDSD): Ditto.
10137 (IX86_BUILTIN_FNMADDPS): Ditto.
10138 (IX86_BUILTIN_FNMADDPD): Ditto.
10139 (IX86_BUILTIN_FNMSUBSS): Ditto.
10140 (IX86_BUILTIN_FNMSUBSD): Ditto.
10141 (IX86_BUILTIN_FNMSUBPS): Ditto.
10142 (IX86_BUILTIN_FNMSUBPD): Ditto.
10143 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
10144 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
10145 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
10146 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
10147 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
10148 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
10149 (IX86_BUILTIN_PPERM): Ditto.
10150 (IX86_BUILTIN_PERMPS): Ditto.
10151 (IX86_BUILTIN_PERMPD): Ditto.
10152 (IX86_BUILTIN_PMACSSWW): Ditto.
10153 (IX86_BUILTIN_PMACSWW): Ditto.
10154 (IX86_BUILTIN_PMACSSWD): Ditto.
10155 (IX86_BUILTIN_PMACSWD): Ditto.
10156 (IX86_BUILTIN_PMACSSDD): Ditto.
10157 (IX86_BUILTIN_PMACSDD): Ditto.
10158 (IX86_BUILTIN_PMACSSDQL): Ditto.
10159 (IX86_BUILTIN_PMACSSDQH): Ditto.
10160 (IX86_BUILTIN_PMACSDQL): Ditto.
10161 (IX86_BUILTIN_PMACSDQH): Ditto.
10162 (IX86_BUILTIN_PMADCSSWD): Ditto.
10163 (IX86_BUILTIN_PMADCSWD): Ditto.
10164 (IX86_BUILTIN_PHADDBW): Ditto.
10165 (IX86_BUILTIN_PHADDBD): Ditto.
10166 (IX86_BUILTIN_PHADDBQ): Ditto.
10167 (IX86_BUILTIN_PHADDWD): Ditto.
10168 (IX86_BUILTIN_PHADDWQ): Ditto.
10169 (IX86_BUILTIN_PHADDDQ): Ditto.
10170 (IX86_BUILTIN_PHADDUBW): Ditto.
10171 (IX86_BUILTIN_PHADDUBD): Ditto.
10172 (IX86_BUILTIN_PHADDUBQ): Ditto.
10173 (IX86_BUILTIN_PHADDUWD): Ditto.
10174 (IX86_BUILTIN_PHADDUWQ): Ditto.
10175 (IX86_BUILTIN_PHADDUDQ): Ditto.
10176 (IX86_BUILTIN_PHSUBBW): Ditto.
10177 (IX86_BUILTIN_PHSUBWD): Ditto.
10178 (IX86_BUILTIN_PHSUBDQ): Ditto.
10179 (IX86_BUILTIN_PROTB): Ditto.
10180 (IX86_BUILTIN_PROTW): Ditto.
10181 (IX86_BUILTIN_PROTD): Ditto.
10182 (IX86_BUILTIN_PROTQ): Ditto.
10183 (IX86_BUILTIN_PROTB_IMM): Ditto.
10184 (IX86_BUILTIN_PROTW_IMM): Ditto.
10185 (IX86_BUILTIN_PROTD_IMM): Ditto.
10186 (IX86_BUILTIN_PROTQ_IMM): Ditto.
10187 (IX86_BUILTIN_PSHLB): Ditto.
10188 (IX86_BUILTIN_PSHLW): Ditto.
10189 (IX86_BUILTIN_PSHLD): Ditto.
10190 (IX86_BUILTIN_PSHLQ): Ditto.
10191 (IX86_BUILTIN_PSHAB): Ditto.
10192 (IX86_BUILTIN_PSHAW): Ditto.
10193 (IX86_BUILTIN_PSHAD): Ditto.
10194 (IX86_BUILTIN_PSHAQ): Ditto.
10195 (IX86_BUILTIN_FRCZSS): Ditto.
10196 (IX86_BUILTIN_FRCZSD): Ditto.
10197 (IX86_BUILTIN_FRCZPS): Ditto.
10198 (IX86_BUILTIN_FRCZPD): Ditto.
10199 (IX86_BUILTIN_CVTPH2PS): Ditto.
10200 (IX86_BUILTIN_CVTPS2PH): Ditto.
10201 (IX86_BUILTIN_COMEQSS): Ditto.
10202 (IX86_BUILTIN_COMNESS): Ditto.
10203 (IX86_BUILTIN_COMLTSS): Ditto.
10204 (IX86_BUILTIN_COMLESS): Ditto.
10205 (IX86_BUILTIN_COMGTSS): Ditto.
10206 (IX86_BUILTIN_COMGESS): Ditto.
10207 (IX86_BUILTIN_COMUEQSS): Ditto.
10208 (IX86_BUILTIN_COMUNESS): Ditto.
10209 (IX86_BUILTIN_COMULTSS): Ditto.
10210 (IX86_BUILTIN_COMULESS): Ditto.
10211 (IX86_BUILTIN_COMUGTSS): Ditto.
10212 (IX86_BUILTIN_COMUGESS): Ditto.
10213 (IX86_BUILTIN_COMORDSS): Ditto.
10214 (IX86_BUILTIN_COMUNORDSS): Ditto.
10215 (IX86_BUILTIN_COMFALSESS): Ditto.
10216 (IX86_BUILTIN_COMTRUESS): Ditto.
10217 (IX86_BUILTIN_COMEQSD): Ditto.
10218 (IX86_BUILTIN_COMNESD): Ditto.
10219 (IX86_BUILTIN_COMLTSD): Ditto.
10220 (IX86_BUILTIN_COMLESD): Ditto.
10221 (IX86_BUILTIN_COMGTSD): Ditto.
10222 (IX86_BUILTIN_COMGESD): Ditto.
10223 (IX86_BUILTIN_COMUEQSD): Ditto.
10224 (IX86_BUILTIN_COMUNESD): Ditto.
10225 (IX86_BUILTIN_COMULTSD): Ditto.
10226 (IX86_BUILTIN_COMULESD): Ditto.
10227 (IX86_BUILTIN_COMUGTSD): Ditto.
10228 (IX86_BUILTIN_COMUGESD): Ditto.
10229 (IX86_BUILTIN_COMORDSD): Ditto.
10230 (IX86_BUILTIN_COMUNORDSD): Ditto.
10231 (IX86_BUILTIN_COMFALSESD): Ditto.
10232 (IX86_BUILTIN_COMTRUESD): Ditto.
10233 (IX86_BUILTIN_COMEQPS): Ditto.
10234 (IX86_BUILTIN_COMNEPS): Ditto.
10235 (IX86_BUILTIN_COMLTPS): Ditto.
10236 (IX86_BUILTIN_COMLEPS): Ditto.
10237 (IX86_BUILTIN_COMGTPS): Ditto.
10238 (IX86_BUILTIN_COMGEPS): Ditto.
10239 (IX86_BUILTIN_COMUEQPS): Ditto.
10240 (IX86_BUILTIN_COMUNEPS): Ditto.
10241 (IX86_BUILTIN_COMULTPS): Ditto.
10242 (IX86_BUILTIN_COMULEPS): Ditto.
10243 (IX86_BUILTIN_COMUGTPS): Ditto.
10244 (IX86_BUILTIN_COMUGEPS): Ditto.
10245 (IX86_BUILTIN_COMORDPS): Ditto.
10246 (IX86_BUILTIN_COMUNORDPS): Ditto.
10247 (IX86_BUILTIN_COMFALSEPS): Ditto.
10248 (IX86_BUILTIN_COMTRUEPS): Ditto.
10249 (IX86_BUILTIN_COMEQPD): Ditto.
10250 (IX86_BUILTIN_COMNEPD): Ditto.
10251 (IX86_BUILTIN_COMLTPD): Ditto.
10252 (IX86_BUILTIN_COMLEPD): Ditto.
10253 (IX86_BUILTIN_COMGTPD): Ditto.
10254 (IX86_BUILTIN_COMGEPD): Ditto.
10255 (IX86_BUILTIN_COMUEQPD): Ditto.
10256 (IX86_BUILTIN_COMUNEPD): Ditto.
10257 (IX86_BUILTIN_COMULTPD): Ditto.
10258 (IX86_BUILTIN_COMULEPD): Ditto.
10259 (IX86_BUILTIN_COMUGTPD): Ditto.
10260 (IX86_BUILTIN_COMUGEPD): Ditto.
10261 (IX86_BUILTIN_COMORDPD): Ditto.
10262 (IX86_BUILTIN_COMUNORDPD): Ditto.
10263 (IX86_BUILTIN_COMFALSEPD): Ditto.
10264 (IX86_BUILTIN_COMTRUEPD): Ditto.
10265 (IX86_BUILTIN_PCOMEQUB): Ditto.
10266 (IX86_BUILTIN_PCOMNEUB): Ditto.
10267 (IX86_BUILTIN_PCOMLTUB): Ditto.
10268 (IX86_BUILTIN_PCOMLEUB): Ditto.
10269 (IX86_BUILTIN_PCOMGTUB): Ditto.
10270 (IX86_BUILTIN_PCOMGEUB): Ditto.
10271 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
10272 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
10273 (IX86_BUILTIN_PCOMEQUW): Ditto.
10274 (IX86_BUILTIN_PCOMNEUW): Ditto.
10275 (IX86_BUILTIN_PCOMLTUW): Ditto.
10276 (IX86_BUILTIN_PCOMLEUW): Ditto.
10277 (IX86_BUILTIN_PCOMGTUW): Ditto.
10278 (IX86_BUILTIN_PCOMGEUW): Ditto.
10279 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
10280 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
10281 (IX86_BUILTIN_PCOMEQUD): Ditto.
10282 (IX86_BUILTIN_PCOMNEUD): Ditto.
10283 (IX86_BUILTIN_PCOMLTUD): Ditto.
10284 (IX86_BUILTIN_PCOMLEUD): Ditto.
10285 (IX86_BUILTIN_PCOMGTUD): Ditto.
10286 (IX86_BUILTIN_PCOMGEUD): Ditto.
10287 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
10288 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
10289 (IX86_BUILTIN_PCOMEQUQ): Ditto.
10290 (IX86_BUILTIN_PCOMNEUQ): Ditto.
10291 (IX86_BUILTIN_PCOMLTUQ): Ditto.
10292 (IX86_BUILTIN_PCOMLEUQ): Ditto.
10293 (IX86_BUILTIN_PCOMGTUQ): Ditto.
10294 (IX86_BUILTIN_PCOMGEUQ): Ditto.
10295 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
10296 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
10297 (IX86_BUILTIN_PCOMEQB): Ditto.
10298 (IX86_BUILTIN_PCOMNEB): Ditto.
10299 (IX86_BUILTIN_PCOMLTB): Ditto.
10300 (IX86_BUILTIN_PCOMLEB): Ditto.
10301 (IX86_BUILTIN_PCOMGTB): Ditto.
10302 (IX86_BUILTIN_PCOMGEB): Ditto.
10303 (IX86_BUILTIN_PCOMFALSEB): Ditto.
10304 (IX86_BUILTIN_PCOMTRUEB): Ditto.
10305 (IX86_BUILTIN_PCOMEQW): Ditto.
10306 (IX86_BUILTIN_PCOMNEW): Ditto.
10307 (IX86_BUILTIN_PCOMLTW): Ditto.
10308 (IX86_BUILTIN_PCOMLEW): Ditto.
10309 (IX86_BUILTIN_PCOMGTW): Ditto.
10310 (IX86_BUILTIN_PCOMGEW): Ditto.
10311 (IX86_BUILTIN_PCOMFALSEW): Ditto.
10312 (IX86_BUILTIN_PCOMTRUEW): Ditto.
10313 (IX86_BUILTIN_PCOMEQD): Ditto.
10314 (IX86_BUILTIN_PCOMNED): Ditto.
10315 (IX86_BUILTIN_PCOMLTD): Ditto.
10316 (IX86_BUILTIN_PCOMLED): Ditto.
10317 (IX86_BUILTIN_PCOMGTD): Ditto.
10318 (IX86_BUILTIN_PCOMGED): Ditto.
10319 (IX86_BUILTIN_PCOMFALSED): Ditto.
10320 (IX86_BUILTIN_PCOMTRUED): Ditto.
10321 (IX86_BUILTIN_PCOMEQQ): Ditto.
10322 (IX86_BUILTIN_PCOMNEQ): Ditto.
10323 (IX86_BUILTIN_PCOMLTQ): Ditto.
10324 (IX86_BUILTIN_PCOMLEQ): Ditto.
10325 (IX86_BUILTIN_PCOMGTQ): Ditto.
10326 (IX86_BUILTIN_PCOMGEQ): Ditto.
10327 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
10328 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
10329 (enum multi_arg_type): New enum for describing the various SSE5
10330 intrinsic argument types.
10331 (bdesc_multi_arg): New table for SSE5 intrinsics.
10332 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
10333 (ix86_expand_multi_arg_builtin): New function for creating SSE5
10335 (ix86_expand_builtin): Add SSE5 intrinsic support.
10336 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
10337 operand instructions.
10338 (ix86_expand_sse5_multiple_memory): New function to split the
10339 second memory reference from SSE5 instructions.
10340 (type_has_variadic_args_p): Delete in favor of stdarg_p.
10341 (ix86_return_pops_args): Use stdarg_p to determine if the function
10342 has variable arguments.
10343 (ix86_setup_incoming_varargs): Ditto.
10344 (x86_this_parameter): Ditto.
10346 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
10348 (ix86_expand_sse5_pack): Ditto.
10349 (ix86_sse5_valid_op_p): Ditto.
10350 (ix86_expand_sse5_multiple_memory): Ditto.
10352 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
10353 constant for SSE5 support.
10354 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
10355 (UNSPEC_SSE5_TRUEFALSE): Ditto.
10356 (UNSPEC_SSE5_PERMUTE): Ditto.
10357 (UNSPEC_SSE5_ASHIFT): Ditto.
10358 (UNSPEC_SSE5_LSHIFT): Ditto.
10359 (UNSPEC_FRCZ): Ditto.
10360 (UNSPEC_CVTPH2PS): Ditto.
10361 (UNSPEC_CVTPS2PH): Ditto.
10362 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
10363 (PCOM_TRUE): Ditto.
10364 (COM_FALSE_S): Ditto.
10365 (COM_FALSE_P): Ditto.
10366 (COM_TRUE_S): Ditto.
10367 (COM_TRUE_P): Ditto.
10368 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
10369 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
10371 (memory attribute): Ditto.
10372 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10373 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
10374 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10375 (floor<mode>2): Ditto.
10376 (ceil<mode>2): Ditto.
10377 (btrunc<mode>2): Ditto.
10378 (nearbyintdf2): Ditto.
10379 (nearbyintsf2): Ditto.
10380 (sse_setccsf): Disable if SSE5.
10381 (sse_setccdf): Ditto.
10382 (sse5_setcc<mode>): New support for SSE5 conditional move.
10383 (sse5_pcmov_<mode>): Ditto.
10385 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
10386 (SSEMODEF4): Ditto.
10387 (SSEMODEF2P): Ditto.
10388 (ssemodesuffixf4): New mode attribute for SSE5.
10389 (ssemodesuffixf2s): Ditto.
10390 (ssemodesuffixf2c): Ditto.
10391 (sserotatemax): Ditto.
10392 (ssescalarmode): Ditto.
10393 (sse_maskcmpv4sf3): Disable if SSE5.
10394 (sse_maskcmpv2df3): Ditto.
10395 (sse_vmmaskcmpv4sf3): Ditto.
10396 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
10397 (sse5_vmfmadd<mode>4): Ditto.
10398 (sse5_fmsub<mode>4): Ditto.
10399 (sse5_vmfmsub<mode>4): Ditto.
10400 (sse5_fnmadd<mode>4): Ditto.
10401 (sse5_vmfnmadd<mode>4): Ditto.
10402 (sse5_fnmsub<mode>4): Ditto.
10403 (sse5_vmfnmsub<mode>4): Ditto.
10404 (sse5i_fmadd<mode>4): Ditto.
10405 (sse5i_fmsub<mode>4): Ditto.
10406 (sse5i_fnmadd<mode>4): Ditto.
10407 (sse5i_fnmsub<mode>4): Ditto.
10408 (sse5i_vmfmadd<mode>4): Ditto.
10409 (sse5i_vmfmsub<mode>4): Ditto.
10410 (sse5i_vmfnmadd<mode>4): Ditto.
10411 (sse5i_vmfnmsub<mode>4): Ditto.
10412 (mulv16qi3): Add SSE5 support.
10414 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
10415 (sse2_mulv4si3): Disable if SSE5.
10416 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
10417 (sse4_1_roundps): Ditto.
10418 (sse4_1_roundsd): Ditto.
10419 (sse4_1_roundss): Ditto.
10420 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
10422 (sse_maskcmpsf3): Ditto.
10423 (sse_vmmaskcmpv4sf3): Ditto.
10424 (sse2_maskcmpv2df3): Ditto.
10425 (sse2_maskcmpdf3): Ditto.
10426 (sse2_vmmaskcmpv2df3): Ditto.
10427 (sse2_eq<mode>3): Ditto.
10428 (sse2_gt<mode>3): Ditto.
10429 (sse5_pcmov_<mode>): Add SSE5 support.
10430 (vec_unpacku_hi_v16qi): Ditto.
10431 (vec_unpacks_hi_v16qi): Ditto.
10432 (vec_unpacku_lo_v16qi): Ditto.
10433 (vec_unpacks_lo_v16qi): Ditto.
10434 (vec_unpacku_hi_v8hi): Ditto.
10435 (vec_unpacks_hi_v8hi): Ditto.
10436 (vec_unpacku_lo_v8hi): Ditto.
10437 (vec_unpacks_lo_v8hi): Ditto.
10438 (vec_unpacku_hi_v4si): Ditto.
10439 (vec_unpacks_hi_v4si): Ditto.
10440 (vec_unpacku_lo_v4si): Ditto.
10441 (vec_unpacks_lo_v4si): Ditto.
10442 (sse5_pmacsww): New SSE5 intrinsic insn.
10443 (sse5_pmacssww): Ditto.
10444 (sse5_pmacsdd): Ditto.
10445 (sse5_pmacssdd): Ditto.
10446 (sse5_pmacssdql): Ditto.
10447 (sse5_pmacssdqh): Ditto.
10448 (sse5_pmacsdqh): Ditto.
10449 (sse5_pmacsswd): Ditto.
10450 (sse5_pmacswd): Ditto.
10451 (sse5_pmadcsswd): Ditto.
10452 (sse5_pmadcswd): Ditto.
10453 (sse5_pcmov_<move>): Conditional move support on SSE5.
10454 (sse5_phaddbw): New SSE5 intrinsic insn.
10455 (sse5_phaddbd): Ditto.
10456 (sse5_phaddbq): Ditto.
10457 (sse5_phaddwd): Ditto.
10458 (sse5_phaddwq): Ditto.
10459 (sse5_phadddq): Ditto.
10460 (sse5_phaddubw): Ditto.
10461 (sse5_phaddubd): Ditto.
10462 (sse5_phaddubq): Ditto.
10463 (sse5_phadduwd): Ditto.
10464 (sse5_phadduwq): Ditto.
10465 (sse5_phaddudq): Ditto.
10466 (sse5_phsubbw): Ditto.
10467 (sse5_phsubwd): Ditto.
10468 (sse5_phsubdq): Ditto.
10469 (sse5_pperm): Ditto.
10470 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
10471 (sse5_pperm_zero_v16qi_v8hi): Ditto.
10472 (sse5_pperm_sign_v8hi_v4si): Ditto.
10473 (sse5_pperm_zero_v8hi_v4si): Ditto.
10474 (sse5_pperm_sign_v4si_v2di): Ditto.
10475 (sse5_pperm_sign_v4si_v2di): Ditto.
10476 (sse5_pperm_pack_v2di_v4si): Ditto.
10477 (sse5_pperm_pack_v4si_v8hi): Ditto.
10478 (sse5_pperm_pack_v8hi_v16qi): Ditto.
10479 (sse5_perm<mode>): New SSE5 intrinsic insn.
10480 (rotl<mode>3): Ditto.
10481 (sse5_rotl<mode>3): Ditto.
10482 (sse5_ashl<mode>3): Ditto.
10483 (sse5_lshl<mode>3): Ditto.
10484 (sse5_frcz<mode>2): Ditto.
10485 (sse5s_frcz<mode>2): Ditto.
10486 (sse5_cvtph2ps): Ditto.
10487 (sse5_cvtps2ph): Ditto.
10488 (sse5_vmmaskcmp<mode>3): Ditto.
10489 (sse5_com_tf<mode>3): Ditto.
10490 (sse5_maskcmp<mode>3): Ditto.
10491 (sse5_maskcmp_uns<mode>3): Ditto.
10492 (sse5_maskcmp_uns2<mode>3): Ditto.
10493 (sse5_pcom_tf<mode>3): Ditto.
10495 * config/i386/predicates.md (sse5_comparison_float_operator):
10496 New predicate to match the comparison operators supported by
10497 the SSE5 com instruction.
10498 (ix86_comparison_int_operator): New predicate to match just the
10499 signed int comparisons.
10500 (ix86_comparison_uns_operator): New predicate to match just the
10501 unsigned int comparisons.
10503 * doc/invoke.texi (-msse5): Add documentation.
10504 (-mfused-madd): Ditto.
10506 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
10508 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
10510 (x86_64-*-*): Ditto.
10512 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
10514 * config/i386/bmmintrin.h: New file, provide common x86 compiler
10515 intrinisics for SSE5.
10517 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
10520 * config/i386/mmintrin-common.h: New file, to contain common
10521 instructions between SSE4.1 and SSE5.
10523 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
10524 FOREACH_FUNCTION_ARGS to iterate over the argument list.
10525 (gen_regparm_prefix): Ditto.
10527 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
10528 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
10529 prototype_p to determine if a function is prototyped.
10531 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
10533 * c-common.c (c_common_reswords) add the alignof keyword,
10534 with same RID as __alignof and __alignof__
10536 2009-08-25 Anatoly Sokolov <aesok@post.ru>
10538 * hooks.h (hook_bool_const_int_const_int_true): Declare.
10539 * hooks.c (hook_bool_const_int_const_int_true): New function.
10540 * target.h (struct gcc_target): Add can_eliminate field.
10541 * target-def.h (TARGET_CAN_ELIMINATE): Define.
10542 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
10543 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
10544 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
10545 (elim_table): Revise comment.
10546 * system.h (CAN_ELIMINATE): Poison.
10547 * defaults.h (CAN_ELIMINATE): Remove.
10548 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10550 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
10551 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
10553 (alpha_vms_can_eliminate): Declare as static, change return type to
10555 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
10557 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
10558 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
10559 (arm_can_eliminate): New function.
10561 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
10562 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
10563 (avr_can_eliminate): Declare as static.
10564 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
10566 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
10567 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
10568 (bfin_can_eliminate): New function.
10570 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
10571 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
10572 (crx_can_eliminate): New function.
10574 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
10575 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
10576 (fr30_can_eliminate): New function.
10578 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
10579 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
10580 (frv_can_eliminate): New function.
10582 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
10583 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
10584 (h8300_can_eliminate): New function.
10586 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
10587 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
10588 (i386_can_eliminate): Declare as static, change return type to bool.
10589 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
10591 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
10592 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
10593 (ia64_can_eliminate): New function.
10595 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
10596 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
10597 (iq2000_can_eliminate): New function.
10599 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
10600 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
10601 (m32r_can_eliminate): New function.
10603 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
10604 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
10605 (m68hc11_can_eliminate): New function.
10607 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
10608 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
10609 (m68k_can_eliminate): New function.
10611 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
10612 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
10613 (mep_can_eliminate): New function.
10615 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
10616 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
10617 (mips_can_eliminate): New function.
10619 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
10620 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
10621 (rs6000_can_eliminate): New function.
10623 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
10624 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
10625 (s390_can_eliminate): Declare as static.
10626 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
10628 * config/score/score.h (CAN_ELIMINATE): Remove macro.
10629 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
10630 (score_can_eliminate): New function.
10632 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
10633 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
10634 (sparc_can_eliminate): Declare as static.
10635 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
10637 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
10638 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
10639 (xstormy16_can_eliminate): New function.
10641 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
10642 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
10643 (v850_can_eliminate): New function.
10645 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
10647 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
10648 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
10649 (*movdfcc_ext[1234]): Disable for IEEE mode.
10651 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
10653 * gimplify.c (prepare_gimple_addressable): New static function.
10654 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
10656 (gimplify_addr_expr): Invoke it similarly on the operand instead of
10657 manually fiddling with it.
10659 2009-08-25 Michael Matz <matz@suse.de>
10661 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
10662 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
10664 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
10665 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
10666 (do_jump): Split out code for simple binary comparisons into ...
10667 (do_jump_1): ... this, taking the individual operands and code.
10668 Change callers to helper function above accordingly.
10669 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
10672 2009-08-25 Michael Matz <matz@suse.de>
10674 * expr.h (struct separate_ops, sepops): New type for passing
10675 around an exploded simple expression.
10676 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10677 Use this structure instead of expression tree.
10678 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10679 expression, only its type.
10680 (expand_vec_cond_expr): Take type and individual operands instead
10681 of full expression.
10682 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10683 expand_vec_shift_expr): Change prototype accordingly.
10684 * tree-vect-stmts.c (vectorizable_condition): Change call of
10685 expand_vec_cond_expr_p to pass only type.
10686 * expr.c (do_store_flags): Change prototype and implementation
10687 to take an exploded expression.
10688 (expand_expr_real_1): New local ops initialized with details
10689 of the full expression. Use it instead of full
10690 expression in calls to do_store_flags, expand_vec_cond_expr,
10691 expand_widen_pattern_expr and expand_vec_shift_expr.
10693 2009-08-25 Michael Matz <matz@suse.de>
10695 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10696 treeop2 initialized with first three operands of the full expression.
10697 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10699 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10701 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10702 (__gthread_objc_condition_allocate): Mark arguments as unused.
10703 (__gthread_objc_condition_deallocate): Likewise.
10704 (__gthread_objc_condition_wait): Likewise.
10705 (__gthread_objc_condition_broadcast): Likewise.
10706 (__gthread_objc_condition_signal): Likewise.
10707 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10708 (__gthread_objc_thread_id): Likewise.
10710 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10712 PR middle-end/41149
10713 * tree-pretty-print.c (print_call_name): Print the correct call name
10714 for procedure pointer components.
10716 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10718 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10719 default_promote_function_mode when not VMS.
10721 2009-08-24 Olivier Hainque <hainque@adacore.com>
10723 * convert.c (convert_to_integer): Don't assume an input pointer is
10724 POINTER_SIZE wide. Fetch from the type instead.
10726 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10728 * configure.ac (AC_PREREQ): Bump to 2.64.
10730 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10732 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10733 (process_command): Don't search standard_exec_prefix_1 and
10734 standard_exec_prefix_2.
10736 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10738 * config/arm/arm.c (output_return_instruction): Handle for
10741 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10743 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10745 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10747 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10748 (*arm_movdf_vfp): Likewise.
10750 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10752 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10753 (vashr<mode>3): Rename from ashr<mode>3.
10754 (vlshr<mode>3): Rename from lshr<mode>3.
10756 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10759 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10760 (check_format_info_main): Use scalar_identify_flag.
10761 (check_format_types): Check for scalar size identity if
10762 scalar_identify_flag is set.
10763 (printf_length_specs): Extend by new field.
10764 (asm_fprintf_length_specs): Likewise.
10765 (gcc_diag_length_specs): Likewise.
10766 (scanf_length_specs): Likewise.
10767 (strfmon_length_specs): Likewise.
10768 (gcc_gfc_length_specs): Likewise.
10769 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10770 (ms_printf_flag_specs): Likewise.
10771 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10773 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10776 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10777 (*call_value_pop_1): Ditto.
10778 (*sibcall_pop_1): New insn pattern.
10779 (*sibcall_value_pop_1): Ditto.
10781 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10784 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10787 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10790 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10791 (get_reg_use_in): New function.
10792 (forward_propagate_subreg): Propagate through subreg of zero_extend
10795 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10797 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10798 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10800 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10802 * configure.ac: Remove --with-datarootdir, --with-docdir,
10803 --with-htmldir switches. No need to call AC_SUBST for
10804 datarootdir, docdir, htmldir any more.
10805 * configure: Regenerate.
10806 * doc/install.texi (Configuration): Document --datarootdir,
10807 --docdir, --htmldir, --pdfdir; update documentation for
10808 --infodir, --mandir.
10809 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10812 * aclocal.m4: Regenerate.
10813 * config.in: Regenerate.
10814 * configure: Regenerate.
10816 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10817 Olivier Hainque <hainque@adacore.com>
10819 * config/ia64/ia64.c: Include libfuncs.h.
10820 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10821 (ia64_expand_call): Use reg 25 on VMS.
10822 (ia64_initialize_trampoline): Fix for VMS ABI.
10823 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10824 (ia64_function_arg): Initialize reg 25 on VMS.
10825 Fix OpenVMS ABI issues for varargs.
10826 For OpenVMS, emit the Argument Information register set in the
10827 incoming/sibcall case as well.
10828 (ia64_arg_type): New function.
10829 (ia64_function_arg_advance): Keep track of cum->words.
10830 Fix OpenVMS ABI issues for varargs.
10831 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10832 (ia64_override_options): Set flag_no_common on VMS.
10833 (ia64_init_builtins): Disable FWRITE builtin.
10834 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10835 (ia64_vms_init_libfuncs): Add decc$ routines.
10836 (ia64_vms_valid_pointer_mode): New function.
10837 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10838 (ia64_promote_function_mode): New function
10839 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10840 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10841 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10842 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10843 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10844 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10845 Suppress trailing '#' if VALUE is numeric.
10846 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10847 ia64_promote_function_mode.
10848 (TARGET_VALID_POINTER_MODE): Define.
10850 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10853 * config/rs6000/rs6000.c (rs6000_override_options): Use
10854 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10857 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10858 reporting of vector + decimal/boolean/complex error.
10860 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10862 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10863 __vector double TYPE_DECL.
10865 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10867 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10868 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10869 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10870 to pointer to enum machine_mode. Update all callers as needed.
10872 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10874 * config/alpha/alpha.md (exception_receiver): Emit alternative
10875 GP load sequence if flag_reorder_blocks_and_partition is set.
10876 (*exception_receiver_2): Also enable when
10877 flag_reorder_blocks_and_partition is set.
10879 2009-08-20 Matt Rice <ratmice@gmail.com>
10880 Diego Novillo <dnovillo@google.com>
10882 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10885 2009-08-20 Richard Guenther <rguenther@suse.de>
10887 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10888 * c-tree.h (c_dup_lang_specific_decl): Remove.
10889 (struct lang_decl, struct lang_type): Move definitions ...
10890 * c-lang.h: ... here. New file.
10891 * c-decl.c: Include c-lang.h.
10892 (c_dup_lang_specific_decl): Remove.
10893 * c-typeck.c: Include c-lang.h.
10894 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10895 (c-typeck.o): Likewise.
10896 * c-config-lang.in (gtfiles): Add c-lang.h.
10897 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10900 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10902 * config/alpha/alpha.c (alpha_end_function): Do not clear
10903 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10904 this is now handled in generic code.
10906 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10908 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10909 (s390_z10_fix_long_loop_prediction): New function.
10910 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10911 (s390_reorg): Walk over the INSNs and invoke
10912 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10914 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10916 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10917 "*brx_64bit", "*brx_31bit"): New patterns.
10918 * config/s390/s390.c ('E'): New output modifier.
10920 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10921 Richard Earnshaw <richard.earnshaw@arm.com>
10923 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10924 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10926 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10928 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10930 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10931 for mode mode of operand0 when doing secondary reload for SAR.
10933 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10935 PR middle-end/41123
10936 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10937 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10939 2009-08-19 Jason Merrill <jason@redhat.com>
10941 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10942 supported template depth in C++0x.
10944 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10946 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10947 free_after_compilation.
10948 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10949 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10950 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10951 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10952 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10953 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10954 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10956 2009-08-19 Ian Lance Taylor <iant@google.com>
10958 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10959 of (plus (mult (neg B) C) A).
10961 2009-08-18 Michael Matz <matz@suse.de>
10963 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10964 instead of comparing TYPE_MAIN_VARIANT for equality.
10965 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10966 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10967 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10968 * gimplify.c (goa_lhs_expr_p): Ditto and use
10969 STRIP_USELESS_TYPE_CONVERSION.
10971 2009-08-18 Michael Matz <matz@suse.de>
10973 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10974 first field in a struct.
10975 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10977 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10979 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10980 locators before emit_insn is called. Remove assert that
10982 (alpha_end_function): Clear crtl->emit structure and free insn
10983 locators if cfun->is_thunk is true.
10985 2009-08-18 Jason Merrill <jason@redhat.com>
10987 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10989 * configure.ac: Test for it.
10990 * configure, config.in: Regenerate.
10991 * doc/install.texi: Document --enable-gnu-unique-object.
10993 2009-08-18 Richard Guenther <rguenther@suse.de>
10995 PR middle-end/41094
10996 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10997 pow(x,y*z) only if x is nonnegative.
10999 2009-08-18 Jakub Jelinek <jakub@redhat.com>
11001 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
11005 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
11006 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
11008 2009-08-17 DJ Delorie <dj@redhat.com>
11010 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
11011 * config/m32c/prologue.md (epilogue_freit): New.
11013 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
11014 (bank_switch_p): Likewise.
11015 (fast_interrupt_p): Likewise.
11016 (interrupt_p): Likewise.
11017 (m32c_conditional_register_usage): Round memregs size up.
11018 (need_to_save): We only need to save $a0 when we use ENTER.
11019 (interrupt_p): Check for fast_interrupt too.
11020 (bank_switch_p): New.
11021 (fast_interrupt_p): New.
11022 (m32c_attribute_table): Add bank_switch and fast_interrupt.
11023 (m32c_emit_prolog): Support bank switching and fast interrupts.
11024 * doc/extend.texi (Function Attributes): Add bank_switch and
11027 2009-08-17 Douglas B Rupp <rupp@gnat.com>
11029 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
11030 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
11032 2009-08-16 Douglas B Rupp <rupp@gnat.com>
11034 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
11035 (menu): Add IA-64/VMS Options.
11036 (IA-64/VMS Options): Likewise.
11038 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11041 * config/mips/mips.md (*lwxs): Use :P for pointer values.
11043 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11045 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
11046 (mips_pop_asm_switch): Likewise.
11047 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
11049 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11050 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
11051 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
11052 (mips_print_operand_punctuation): Use them. Check mips_noreorder
11053 instead of set_noreorder.
11054 (mips_output_function_prologue): Use the new functions.
11055 (mips_output_function_epilogue): Likewise.
11056 (mips_need_noat_wrapper_p): New function, split out from...
11057 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
11058 Use mips_push_asm_switch and mips_pop_asm_switch.
11059 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
11060 and mips_pop_asm_switch.
11061 (ASM_OUTPUT_REG_POP): Likewise.
11062 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
11063 Use mips_pop_asm_switch.
11064 (mips_asm_switch): New structure.
11065 (set_noreorder, set_nomacro): Replace with...
11066 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11067 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
11068 instead of set_nomacro.
11069 (fix_truncsfsi2_macro): Likewise.
11070 (cprestore): Likewise.
11071 (hazard): Use mips_noreorder instead of set_noreorder.
11072 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11074 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
11076 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
11077 from prev_active_insn.
11079 2009-08-16 Anatoly Sokolov <aesok@post.ru>
11081 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
11082 * config/avr/avr.c (avr_override_options): Initialize
11083 avr_current_arch variable.
11084 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
11085 __AVR_HAVE_16BIT_SP__ according to the device type.
11086 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
11088 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
11089 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
11091 2009-08-16 Dodji Seketeli <dodji@redhat.com>
11094 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
11095 generating inlined subroutine die only. We shouldn't be
11096 called for anything else.
11097 (gen_block_die): Don't generate inline subroutine debug info for
11100 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11102 * graphite-poly.c (print_pbb): Print PBB index.
11104 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11106 PR middle-end/40981
11107 * graphite-interchange.c (ppl_max_for_le): Moved...
11108 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
11109 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
11110 ppl_Pointset_Powerset_C_Polyhedron_maximize.
11111 * graphite-ppl.h (ppl_max_for_le): Declared.
11113 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
11115 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
11116 supported on all platforms.
11117 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
11118 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
11119 * c-pragma.c: Likewise.
11120 * target-def.h (TARGET_INITIALIZER): Remove
11121 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11122 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11124 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11126 * config/ia64/fde-vms.c: New file.
11127 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
11128 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
11129 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
11130 (uw_frame_state_for): Only register a personality routine if it is
11131 known to be compatible with our expectations.
11132 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
11133 Declare unw_table_entry stack variable and
11134 mod all calls to _Unwind_FindTableEntry to add arg.
11135 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
11136 (_Unwind_FindTableEntry): Add arg to prototype.
11138 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
11140 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
11141 field 'signal_pfs_loc'.
11142 (uw_frame_state_for): Remove duplicate code dealing with leaf
11143 procedures without unwind info.
11144 If in the frame after unwinding through a signal handler, restore
11145 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
11146 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
11147 'pfs_loc' to the AR.PFS location in the signal context; instead
11148 set 'signal_pfs_loc'.
11149 Manually generate the unwind info for the AR.PFS register.
11150 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
11151 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
11152 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
11153 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
11154 instead set 'signal_pfs_loc'.
11155 Remove code preventing the AR.PFS register from being restored
11156 from the signal context.
11158 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11159 Tristan Gingold <gingold@adacore.com>
11161 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
11162 * config/ia64/t-vms: New file.
11163 * config/ia64/vms64.h: New file.
11164 * config/ia64/vms.h: New file.
11165 * config/ia64/vms-crtinit.asm: New file.
11166 * config/ia64/vms_symvec_libgcc_s.opt: New file.
11167 * config/ia64/vms-unwind.h: New file.
11169 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11171 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
11174 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11176 PR middle-end/30789
11177 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
11178 Move declaration...
11179 * real.h (do_mpc_arg2): ... here.
11180 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
11183 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
11185 * final.c (add_debug_prefix_map): Don't use GC memory for
11186 old_prefix and new_prefix.
11188 2009-08-14 Richard Guenther <rguenther@suse.de>
11190 * ipa-prop.c (compute_complex_pass_through): If we cannot
11191 compute a non-varying offset for IPA_JF_ANCESTOR punt.
11193 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11195 * c-lex.c (c_lex_with_flags): Increase size of local variable
11196 to avoid memory clobber.
11198 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
11201 * config/i386/i386.c (ix86_fp_comparison_strategy):
11202 Only enable/disable sahf at function granularity.
11204 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
11206 PR rtl-optimization/41064
11207 * reload1.c (reload_as_needed): Don't call extract_insn
11208 for known invalid replacements after calling
11209 validate_replace_rtx_group and verify_changes.
11211 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11214 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
11215 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
11216 ix86_expand_fp_vcond.
11217 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
11218 Assert that operation is supported by ix86_expand_int_vcond.
11219 (vcondu<SSEMODE124C8:mode>): Ditto.
11221 2009-08-13 DJ Delorie <dj@redhat.com>
11223 * config/i386/djgpp-stdint.h: New.
11224 * config.gcc (djgpp): Use it.
11226 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
11228 * config/sh/sh.c (sh_override_options): When flag_exceptions or
11229 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
11231 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11233 * tree-ssa-loop-prefetch.c
11234 (prune_ref_by_group_reuse): Enhance probabilistic analysis
11235 for long-stride pruning.
11236 (compute_miss_rate): New function to compute the probability
11237 that two memory references access different cache lines.
11239 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
11241 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
11243 2009-08-13 Richard Guenther <rguenther@suse.de>
11245 PR middle-end/41047
11246 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
11247 use the constant pointer type.
11248 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
11249 of CV qualifiers on the target pointer type.
11250 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
11251 conversion check before restrict check.
11253 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11256 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
11258 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11260 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
11262 2009-08-12 Richard Guenther <rguenther@suse.de>
11264 PR tree-optimization/41011
11265 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
11266 and reference constructing.
11268 2009-08-12 Xinliang David Li <davidxl@google.com>
11270 PR tree-optimization/41012
11271 * tree-flow.h : New external interface.
11272 * gimple-low.c (check_call_arg): Change to public function.
11273 Remove argument mismatch check in lowering.
11274 * tree-inline.h (tree_can_inline_p): Interface change.
11275 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
11276 into this function.
11277 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
11278 Call change to tree_can_inline_p function.
11279 (cgraph_decide_inlining_incrementally): Ditto.
11281 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
11283 PR tree-optimization/41031
11284 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
11285 on the partition variable rather than promote_mode on the source
11286 type. Assert that the partition variable's type has the same
11287 mode as the source value's.
11289 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
11291 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
11292 for for_return == 2.
11293 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
11295 * calls.c (expand_call): Fix typo.
11296 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
11298 * stmt.c (expand_value_return): Use promote_function_mode to copy out
11300 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
11301 * config/cris/cris.c (cris_promote_function_mode): Likewise.
11302 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
11303 * config/pa/pa.c (pa_promote_function_mode): Likewise.
11305 2009-08-12 Andrew Haley <aph@redhat.com>
11307 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
11309 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11312 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11314 2009-08-12 Richard Guenther <rguenther@suse.de>
11316 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
11317 * gimplify.c (gimplify_modify_expr): Do not use
11318 lang_hooks.types_compatible_p.
11319 * tree-ssa.c (useless_type_conversion_p): For aggregates
11320 just return false if the canonical types differ.
11322 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11324 PR middle-end/40980
11325 * sese.c (convert_for_phi_arg): New.
11326 (add_guard_exit_phis): Use convert_for_phi_arg.
11328 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11330 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
11331 unknown subscript upper bounds.
11333 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11334 Pranav Garg <pranav.garg2107@gmail.com>
11336 * graphite-interchange.c (gather_access_strides): Removed.
11337 (ppl_max_for_le): New.
11338 (build_linearized_memory_access): New.
11339 (memory_stride_in_loop): New.
11340 (pbb_interchange_profitable_p): Reimplemented.
11341 * graphite-ppl.h (ppl_new_id_map): New.
11342 (ppl_interchange): New.
11344 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11346 * graphite-interchange.c (compute_subscript): Removed.
11347 (compute_array_size_cstr): Removed.
11348 (compute_array_size_poly): Removed.
11349 (compute_array_size): Removed.
11350 (gather_access_strides_poly): Removed.
11351 (gather_access_strides): Empty.
11353 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11355 * graphite-dependences.c (dependence_polyhedron_1): Replace
11356 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
11357 (graphite_legal_transform_dr): Same.
11358 (graphite_carried_dependence_level_k): Same.
11359 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
11360 Initialize PDR_NB_SUBSCRIPTS.
11361 (print_pdr_access_layout): Replace pdr_nb_subscripts with
11363 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
11364 (PDR_NB_SUBSCRIPTS): New.
11365 (pdr_nb_subscripts): Removed.
11366 (pdr_dim): Simplified.
11367 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
11368 with PDR_NB_SUBSCRIPTS.
11370 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11372 * graphite-interchange.c (compute_array_size): Remove use of
11373 PDR_DATA_CONTAINER.
11374 * graphite-poly.c (new_poly_dr): Remove argument data_container.
11375 Do not initialize PDR_DATA_CONTAINER.
11376 (print_pdr): Do not print PDR_DATA_CONTAINER.
11377 * graphite-poly.h (struct poly_dr): Remove data_container field.
11378 (PDR_DATA_CONTAINER): Removed.
11379 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
11380 PDR_DATA_CONTAINER.
11381 (build_poly_dr): Same.
11383 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11384 Sebastian Pop <sebastian.pop@amd.com>
11386 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
11387 copy of the dependence polyhedron. Free the temporary objects.
11388 (graphite_carried_dependence_level_k): Free unused objects before
11391 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11393 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
11394 Early return without analyzing the data dependences if no
11395 transform has been done. Call restore_scattering if the transform
11397 (graphite-interchange.c): Same.
11398 * graphite-poly.c (print_scattering_function): Test for
11400 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
11401 (apply_poly_transforms): Do not gcc_assert that
11402 the transform is legal.
11403 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
11404 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
11405 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
11406 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
11407 * graphite-poly.h (struct poly_scattering): New.
11408 (struct poly_bb): Add original, transformed, and saved fields.
11409 Remove transformed_scattering, original_scattering,
11410 nb_local_variables and nb_scattering_transform fields.
11411 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
11412 (poly_scattering_new): New.
11413 (poly_scattering_free): New.
11414 (poly_scattering_copy): New.
11415 (store_scattering_pbb): New.
11416 (store_scattering): New.
11417 (restore_scattering_pbb): New.
11418 (restore_scattering): New.
11419 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
11420 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
11422 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11424 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
11425 (print_scop): Same.
11427 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11429 * Makefile.in (graphite.o): Depends on PREDICT_H.
11430 * graphite.c: Include predict.h.
11431 (graphite_finalize): Call tree_estimate_probability.
11432 * predict.c (predict_loops): Do not call scev_initialize and
11434 (tree_estimate_probability_bb): New.
11435 (tree_estimate_probability): Do not initialize loops: move that
11436 code to the driver. Call tree_estimate_probability_bb.
11437 (tree_estimate_probability_driver): New.
11438 (pass_profile): Use tree_estimate_probability_driver.
11439 * predict.h (tree_estimate_probability): Declared.
11441 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11443 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
11444 * graphite-dependences.c (graphite_legal_transform): Add time to
11445 TV_GRAPHITE_DATA_DEPS.
11446 (dependency_between_pbbs_p): Same.
11447 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
11449 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
11451 PR rtl-optimization/41033
11452 * alias.c (nonoverlapping_component_refs_p): Punt when strict
11453 aliasing is disabled.
11455 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11457 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
11458 si_mask_operand, and_load_operand, low_bitmask_operand,
11459 and_reg_operand, and_operand): New predicates.
11460 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
11461 * config/mips/mips.c (and_operands_ok): New function.
11462 * config/mips/mips-protos.h (and_operands_ok): Declare it.
11463 * config/mips/mips.md (move_type): Add ext_ins and logical.
11464 (type): Handle them.
11465 (and<mode>3): Use and_reg_operand as the second operand's predicate.
11466 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
11467 shift_shift. Remove commutative constraint modifier.
11468 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
11470 (*clear_upper32_dext): Remove define_insn_and_split.
11471 (*clear_upper32): Turn this define_insn_and_split ...
11472 (splitter for ANDing register with 0xffff_ffff): .. into this.
11474 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11476 * combine.c (try_widen_shift_mode): Factor out code to check if an
11477 integer constant is a low-order bitmask from here ...
11478 * rtlanal.c (low_bitmask_len): ... to here.
11479 * rtl.h (low_bitmask_len): Declare.
11481 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
11484 * config/alpha/alpha.md (addsi3): Remove expander.
11485 (addsi3): Rename from *addsi3_internal insn pattern.
11486 (subsi3): Remove expander.
11487 (subsi3): Rename from *subsi3_internal insn pattern.
11489 2009-08-11 Douglas B Rupp <rupp@gnat.com>
11491 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
11494 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
11495 Eric Botcazou <botcazou@adacore.com>
11496 Douglas B Rupp <rupp@gnat.com>
11498 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
11499 that records that fit in 64 bits are returned by immediate value,
11500 as required by OpenVMS Calling Standard.
11501 (function_value): Adjust for above modification.
11502 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
11503 virtual_incoming_args_rtx as base object, not next_arg.
11504 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
11506 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11508 * reload.c (find_reloads_subreg_address): Check the original
11509 req_equiv_mem address to detect the case where an address is
11510 not valid in the outer mode.
11512 2009-08-11 Richard Guenther <rguenther@suse.de>
11515 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
11517 2009-08-10 Douglas B Rupp <rupp@gnat.com>
11519 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
11520 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
11522 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
11523 Douglas B Rupp <rupp@gnat.com>
11525 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
11526 PT_STACK when frame_pointer_needed on OpenVMS.
11527 (alpha_pv_save_size, alpha_using_fp): Remove.
11528 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
11529 with proper processing for PT_NULL.
11530 (alpha_vms_initial_elimination_offset): New function. Support for
11531 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
11532 (alpha_sa_size): Force procedure type to PT_STACK when
11533 frame_pointer_needed on OpenVMS.
11534 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
11535 (alpha_using_fp): Likewise.
11536 (alpha_vms_can_eliminate): Add prototype.
11537 (alpha_vms_initial_elimination_offset): Likewise.
11538 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
11539 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
11541 2009-08-10 Eric Botcazou <botcazou@adacore.com>
11542 Douglas B Rupp <rupp@gnat.com>
11544 * config/alpha/alpha.c (common_object_handler): New function.
11545 (vms_attribute_table): Declare a single attribute "common_object".
11546 (vms_output_aligned_decl_common): New global function.
11547 (SECTION_VMS_OVERLAY): Delete.
11548 (SECTION_VMS_GLOBAL): Likewise.
11549 (SECTION_VMS_INITIALIZE): Likewise.
11550 (vms_asm_named_section): Remove support for above flags.
11551 (vms_section_type_flags): Delete.
11552 (TARGET_SECTION_TYPE_FLAGS): Likewise.
11553 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
11554 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
11555 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
11557 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11560 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
11561 (sub_ddmmss): Likewise.
11563 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
11566 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
11569 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11572 * reload1.c (reload_as_needed): Use cancel_changes to completely
11573 undo a failed replacement attempt.
11575 2009-08-10 Richard Guenther <rguenther@suse.de>
11577 PR middle-end/41006
11578 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
11579 (useless_type_conversion_p): ... here. Require pointer targets
11582 2009-08-10 Dodji Seketeli <dodji@redhat.com>
11585 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
11586 loose the original type of the statement list.
11588 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11590 * config/alpha/alpha.c: Include libfuncs.h
11591 (avms_asm_output_extern): New function.
11592 (alpha_init_libfuncs): Init some decc libfuncs.
11593 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
11594 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
11595 (DO_CRTL_NAMES): Define.
11596 (LIB_SPEC): Remove.
11597 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
11598 (LONG_TYPE_SIZE): Define.
11599 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
11600 (SUBTARGET_SWITCHES): Define malloc64 switch.
11601 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
11602 (MASK_RETURN_ADDR): Define.
11603 doc/invoke.texi (mmalloc64): Document switch.
11605 2009-08-09 Olivier Hainque <hainque@adacore.com>
11606 Douglas B Rupp <rupp@gnat.com>
11608 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
11609 uses_condition_handler.
11610 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
11611 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
11612 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
11613 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
11614 (code_for_builtin): New insn codes for the new alpha_builtins.
11615 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
11616 (alpha_sa_size): Account for uses_condition_handler.
11617 (alpha_expand_prologue): Likewise.
11618 (alpha_start_function): Likewise.
11619 (alpha_expand_epilogue): Likewise.
11620 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
11621 establish/revert expanders.
11622 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
11623 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
11624 New expander, resorting to the alpha.c associated function.
11625 (builtin_revert_vms_condition_handler): Likewise.
11626 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
11627 __gcc_shell_handler, the static VMS condition handler used as
11628 an indirection wrapper to the current dynamically established
11630 * config/alpha/vms-unwind.h: Complete rewrite.
11631 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
11632 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
11634 2009-08-09 Eric Botcazou <botcazou@adacore.com>
11635 Douglas B Rupp <rupp@gnat.com>
11637 * config/alpha/alpha.c (alpha_links): Add 'target' field.
11638 (alpha_need_linkage): Handle aliases. Return function symbol.
11639 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
11640 Use ultimate alias target for the linkage name.
11641 * config/alpha/alpha.md (movmemdi): Use the symbol returned
11642 by alpha_need_linkage for the function symbol.
11643 (setmemdi): Likewise.
11645 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11647 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
11648 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
11649 (ASM_WEAKEN_LABEL): Define.
11650 (CRT_CALL_STATIC_FUNCTION): Define.
11651 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
11652 (ENDFILE_SPEC): Define.
11653 (INIT_SECTION_ASM_OP): Define.
11654 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
11655 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
11656 crtend.o crtendS.o.
11657 (MULTILIB_OSDIRNAMES): Define.
11658 (shlib_version): Define.
11659 (SHLIB_EXT): Define.
11660 (SHLIB_OBJS): Define.
11661 (SHLIB_NAME): Define.
11662 (SHLIB_MULTILIB): Define.
11663 (SHLIB_INSTALL): Define.
11664 (SHLIB_SYMVEC): Define.
11665 (SHLIB_SYMVECX2): Define.
11666 (SHLIB_LINK): Define.
11668 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11670 * config/alpha/alpha.c (alpha_initialize_trampoline):
11671 Initialize VMS trampoline IAW ABI for bounded procedure calls.
11672 (alpha_start_function): Emit transfer address on nested functions
11673 for VMS trampoline call.
11674 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
11675 since no longer used.
11676 * config/alpha/vms-tramp.asm: Remove.
11677 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11678 since now only data initialized at runtime.
11680 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11682 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11683 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11684 (MD_EXEC_PREFIX): Remove, no longer used.
11685 (MD_STARTFILE_PREFIX): Likewise.
11686 (INCLUDE_DEFAULTS): Likewise.
11687 * config/alpha/t-vms:
11688 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11690 2009-08-09 Richard Guenther <rguenther@suse.de>
11692 PR tree-optimization/41016
11693 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11694 (operand_precision): Remove.
11695 (integral_operand_p): Likewise.
11696 (recognize_single_bit_test): Adjust.
11698 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11700 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11701 operation overflows. Likewise non-cast unary arithmetic.
11702 If one arm of a conditional expression is always taken,
11703 inhibit evaluation warnings for the other arm. Likewise inhibit
11704 evaluation warnings for the second && or || operand if the first
11705 operand is enough to determine the result.
11706 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11708 (build_binary_op): Prevent duplicate evaluation warnings.
11710 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11712 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11713 and destination have different modes, Use promote_mode to
11714 determine the signedness of the conversion. Assert that the
11715 promoted source mode matches the destination mode. Don't pass
11716 the destination and destination mode to expand_expr if the source
11717 mode is different. Simplify conversion logic.
11719 2009-08-09 Ira Rosen <irar@il.ibm.com>
11721 PR tree-optimization/41008
11722 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11723 from condition only in case it's a comparison. Adjust checks.
11725 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11727 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11728 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11729 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11730 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11731 (dump_cand): Handle them.
11732 (struct iv_cand): New members COST_STEP and AINC_USE.
11733 (stmt_after_increment): Likewise.
11734 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11735 callers changed. Use gimple_uid comparison instead of scanning.
11736 (add_candidate_1): When looking for identical candidates, take
11737 AINC_USE into account. Set it for new candidates.
11738 (force_expr_to_var_cost): Cast target_spill_cost to int.
11739 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11740 All callers changed. Check for availability of autoinc addressing
11741 modes, both in general for a given mode, and in the specific use case.
11742 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11744 (get_computation_cost): Likewise.
11745 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11746 add_autoinc_candidates): New static functions.
11747 (add_candidate): Call add_autoinc_candidates for candidates based on
11749 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11750 (determine_use_iv_cost_address): If we have an autoinc candidate at
11751 the matching use, verify autoinc is possible and subtract the cost
11752 of the candidate's step from the cost.
11753 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11754 member of the candidate.
11755 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11756 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11758 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11760 * config.build (ia64-hp-*vms*): New target.
11761 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11762 with ia64-hp-*vms*.
11763 * config.gcc (ia64-hp-*vms*): New target.
11764 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11765 with ia64-hp-*vms*.
11766 * config.host (ia64-hp-*vms*): New target.
11767 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11768 with ia64-hp-*vms*.
11770 2009-08-08 Richard Guenther <rguenther@suse.de>
11772 PR tree-optimization/40991
11773 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11775 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11777 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11778 mode check. Do truncations in an integer mode.
11779 (force_to_mode): Handle subregs for all mode types. Only do
11780 arithmetic simplifications on integer modes.
11782 2009-08-07 Richard Guenther <rguenther@suse.de>
11784 PR tree-optimization/40999
11785 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11786 (maybe_fold_reference): Lookup constant initializers.
11787 (fold_gimple_assign): Likewise.
11789 2009-08-07 Richard Guenther <rguenther@suse.de>
11791 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11792 that require structural equality defer to the langhook.
11794 2009-08-07 Martin Jambor <mjambor@suse.cz>
11796 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11798 (struct ipa_pass_through_data): New type.
11799 (struct ipa_ancestor_jf_data): New type.
11800 (union jump_func_value): Removed field formal_id, added fields
11801 pass_through and ancestor.
11802 (struct ipa_param_call_note): Changed type of formal_id to int from
11804 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11805 operations jump functions and ancestor jump functions.
11806 (compute_complex_pass_through): New function.
11807 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11808 reflect changes in the jump function strucutre.
11809 (update_jump_functions_after_inlining): Ignore complex pass-through
11810 and ancestor jump functions.
11811 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11812 polynomial pass-through with operation jump functions.
11814 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11816 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11817 fde->dw_fde_begin as begin label instead of hot/cold label.
11818 Use LLSDAC label instead of LLSDA for second section lsda.
11819 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11820 label instead of LLSDA if it is true.
11821 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11823 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11824 SECTION argument. Use it as index into crtl->eh.call_site_record
11826 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11827 use it to determine how to print table entries instead of using
11828 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11829 label instead of normal begin label as base.
11830 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11831 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11832 ensure no EH range spans between sections and that landing pads
11833 are always in the corresponding section.
11834 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11835 for crtl->eh.call_site_record being an array rather than scalar.
11836 (output_one_function_exception_table): New function, copied
11837 from output_function_exception_table. Adjust
11838 dw2_size_of_call_site_table, dw2_output_call_site_table
11839 callers. For SECOND section use *C suffixed labels.
11840 (output_function_exception_table): Call
11841 output_one_function_exception_table and, when doing hot/cold
11842 partitioning, also another time for the second section.
11843 * opts.c: Include except.h.
11844 (decode_options): Allow -freorder-blocks-and-partition with
11845 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11846 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11847 * function.h (struct rtl_eh): Change call_site_record from
11848 scalar into array of 2 elements.
11850 2009-08-07 Martin Jambor <mjambor@suse.cz>
11852 * ipa-prop.c (count_formal_params_1): New function.
11853 (ipa_get_vector_of_formal_parms): New function.
11854 (get_vector_of_formal_parm_types): New function.
11855 (ipa_modify_formal_parameters): New function.
11856 (ipa_modify_call_arguments): New function.
11857 (index_in_adjustments_multiple_times_p): New function.
11858 (ipa_combine_adjustments): New function.
11859 (ipa_dump_param_adjustments): New function.
11860 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11861 (ipa_get_vector_of_formal_parms): Declare.
11862 (ipa_modify_formal_parameters): Declare.
11863 (ipa_modify_call_arguments): Declare.
11864 (ipa_combine_adjustments): Declare.
11865 (ipa_dump_param_adjustments): Declare.
11866 (build_ref_for_offset): Declare.
11867 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11868 * tree-sra.c: Include ipa-prop.c.
11869 (build_ref_for_offset): Make public.
11871 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11873 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11875 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11877 * gcc/doc/extend.texi (__builtin_extract_return_address)
11878 (__builtin_frob_return_address): Document.
11880 2009-08-06 Paul Brook <paul@codesourcery.com>
11882 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11883 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11884 implementation on ARMv6-M.
11886 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11888 * doc/extend.texi (pcs): Document new attribute for ARM.
11890 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11892 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11895 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11897 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11900 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11902 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11904 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11906 Merge ARM/hard_vfp_branch to trunk.
11908 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11910 * arm.c (libcall_eq): New function.
11911 (libcall_hash): New function.
11912 (add_libcall): New function.
11913 (arm_libcall_uses_aapcs_base): New function.
11914 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11915 libcalls using the base PCS.
11916 (arm_init_cumulative_args): Likewise.
11918 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11920 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11921 Use base ABI for conversion libfuncs between HFmode and SFmode.
11923 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11925 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11926 V4SImode as representatives of all 64-bit and 128-bit vector
11927 types. Allow vector types without vector modes.
11928 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11929 without vector modes like BLKmode.
11930 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11931 BLKmode. Avoid unsupported vector modes or TImode moves for
11933 (aapcs_vfp_allocate_return_reg): Likewise.
11934 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11935 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11937 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11939 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11940 (arm_get_pcs_model): Pass attribute arguments to
11941 arm_pcs_from_attribute.
11942 (arm_init_cumulative_args): Use base AAPCS for conversions from
11943 floating-point types to DImode.
11944 (arm_attribute_table): Add pcs attribute.
11945 (arm_handle_pcs_attribute): New.
11946 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11947 conversions from floating-point types to DImode, also declare them
11948 to use base AAPCS and declare functions they call to use base
11949 AAPCS and their RTABI names.
11951 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11953 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11954 -mfloat-abi=hard not being supported for VFP.
11956 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11958 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11959 SYMBOL_REF to hard_libcall_value.
11961 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11962 Richard Earnshaw <rearnsha@arm.com>
11964 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11965 has been put on the stack, all remaining co-processory arguments for
11966 that co-processor also go on the stack.
11968 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11970 * config/arm/arm.c (arm_return_in_memory): Handle returning
11971 vectors of suitable size in registers also for AAPCS case.
11973 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11975 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11977 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11979 ARM Hard-VFP calling convention
11980 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11981 * target.h (gcc_target): Add libcall_value to table of call hooks.
11982 * targhooks.h (default_libcall_value): Default implementation.
11983 * targhooks.c (default_libcall_value): Likewise.
11984 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11985 * optabs.c (expand_unop): Use it.
11986 * expr.h (hard_libcall_value): Pass the function RTX through.
11987 * calls.c (emit_library_call_value_1): Update call to
11988 hard_libcall_value.
11989 * explow.c (hard_libcall_value): Use new target hook.
11990 * config/arm/arm.c: Include cgraph.h
11991 (TARGET_FUNCTION_VALUE): Override default hook.
11992 (arm_pcs_default): New variable.
11993 (arm_override_options): Don't fault hard calling convention with VFP.
11994 Add support for AAPCS variants.
11995 (arm_function_value): Make static. Handle AAPCS variants.
11996 (arm_libcall_value): New function.
11997 (arm_apply_result_size): Handle VFP registers in results.
11998 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
12000 (pcs_attribute_args): New variable.
12001 (arm_pcs_from_attribute): New function.
12002 (arm_get_pcs_model): New function.
12003 (aapcs_vfp_cum_init): New function.
12004 (aapcs_vfp_sub_candidate): New function.
12005 (aapcs_vfp_is_return_candidate): New function.
12006 (aapcs_vfp_is_call_candidate): New function.
12007 (aapcs_vfp_allocate): New function.
12008 (aapcs_vfp_allocate_return_reg): New function.
12009 (aapcs_vfp_advance): New function.
12010 (aapcs_cp_arg_layout): New variable.
12011 (aapcs_select_call_coproc): New function.
12012 (aapcs_select_return_coproc): New function.
12013 (aapcs_allocate_return_reg): New function.
12014 (aapcs_libcall_value): New function.
12015 (aapcs_layout_arg): New function.
12016 (arm_init_cumulative_args): Initialize AAPCS args data.
12017 (arm_function_arg): Handle AAPCS variants using new interface.
12018 (arm_arg_parital_bytes): Likewise.
12019 (arm_function_arg_advance): New function.
12020 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
12021 calling conventions.
12022 (arm_setup_incoming_varargs): Handle new AAPCS args data.
12023 * arm.h (NUM_VFP_ARG_REGS): Define.
12024 (LIBCALL_VALUE): Update.
12025 (FUNCTION_VALUE): Delete.
12026 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
12027 (arm_pcs): New enum.
12028 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
12029 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
12030 (FUNCTION_ARG_REGNO_P): Add VFP regs.
12031 * arm-protos.h (arm_function_arg_advance): Add.
12032 (aapcs_libcall_value): Add.
12033 (arm_function_value): Delete.
12035 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
12036 H.J. Lu <hongjiu.lu@intel.com>
12039 * config/i386/i386.c (standard_sse_mode_p): Remove.
12040 (standard_sse_constant_p): Return 2 for integer mode
12041 vector_all_ones_operand when SSE2 is enabled.
12042 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
12043 (ix86_expand_vector_move): Do not check for negative values from
12044 standard_sse_constant_p.
12046 2009-08-06 Richard Guenther <rguenther@suse.de>
12048 * tree-ssa.c (useless_type_conversion_p_1): Make function and
12049 array type comparisons frontend independent.
12050 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
12051 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
12052 out array reference lower bound and element size operands.
12053 (ao_ref_init_from_vn_reference): Properly compute the offset
12054 for ARRAY_RANGE_REF.
12055 (vn_reference_fold_indirect): Fill out array reference lower
12056 bound and element size operands.
12057 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
12058 a non gimple valued reference operand which can happen for
12059 array reference lower bound or element size.
12060 (create_component_ref_by_pieces_1): Properly generate the
12061 element size operand for array references.
12063 2009-08-06 Richard Guenther <rguenther@suse.de>
12065 PR tree-optimization/40964
12066 * tree.c (iterative_hash_host_wide_int): Export.
12067 * tree.h (iterative_hash_host_wide_int): Declare.
12068 * tree-ssa-structalias.c (heapvar_map): New struct.
12069 (heapvar_map_eq): New function.
12070 (heapvar_map_hash): Likewise.
12071 (heapvar_lookup): Adjust.
12072 (heapvar_insert): Likewise.
12073 (make_constraint_from_heapvar): Allow multiple heap variables
12074 per decl at different offsets.
12075 (init_alias_heapvars): Adjust.
12077 2009-08-04 David Daney <ddaney@caviumnetworks.com>
12079 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
12080 * mips_output_sync_loop (mips_output_sync_loop): Only emit
12081 trailing sync if TARGET_SYNC_AFTER_SC.
12083 2009-08-05 David Daney <ddaney@caviumnetworks.com>
12085 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
12086 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
12087 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
12088 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
12089 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
12090 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
12091 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12092 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
12093 test_and_set_12): Rewrite calls to mips_output_sync_loop.
12094 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
12095 the prototype declaration match the definition.
12096 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
12097 instructions explicitly. Add barrier_before and operands
12099 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
12100 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
12101 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
12102 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
12103 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
12104 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
12106 2009-08-05 Andrew Pinski <pinskia@gmail.com>
12108 * tree-ssa-alias.c: Fix intervals to use [) syntax.
12110 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
12111 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12114 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
12117 2009-08-05 Jakub Jelinek <jakub@redhat.com>
12119 PR rtl-optimization/40924
12120 * dse.c (canon_address): Before calling cselib_expand_value_rtx
12121 make sure canon_rtx (mem_address) isn't simpler than
12122 canon_rtx (expanded_mem_address).
12124 2009-08-05 Li Feng <nemokingdom@gmail.com>
12126 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
12127 for each poly_bb_p.
12128 (build_scop_drs): Build alias set for each SCoP.
12130 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
12132 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
12133 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
12134 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
12135 (MIPS_ARCH_FLOAT_SPEC): Likewise.
12136 (BASE_DRIVER_SELF_SPECS): Likewise.
12138 2009-08-04 Andrew Pinski <pinskia@gmail.com>
12140 * tree-ssa-alias.c: Fix some comment typos.
12142 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
12144 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
12145 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
12147 2009-08-03 Janis Johnson <janis187@us.ibm.com>
12150 * simplify-rtx.c (simplify_binary_operation_1): Disable
12151 simplifications for decimal float operations.
12153 2009-08-03 Jakub Jelinek <jakub@redhat.com>
12155 PR middle-end/40943
12156 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
12157 operand of INDIRECT_REF.
12159 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
12161 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
12162 constants referencing TLS symbols.
12164 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12166 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
12167 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
12169 2009-08-03 Richard Guenther <rguenther@suse.de>
12171 * tree.c (make_vector_type): Build a main variant first,
12172 get the canonical one and then build the variant.
12173 * tree-ssa.c (useless_type_conversion_p_1): Handle
12175 (useless_type_conversion_p): Conversions to pointers to
12176 incomplete record types are useless.
12178 2009-08-03 Richard Guenther <rguenther@suse.de>
12180 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
12181 file will be created.
12182 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
12183 * toplev.c (compile_file): Adjust comment.
12185 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
12187 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
12188 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
12189 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12190 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12191 (sh_promote_function_mode): Fix typo.
12193 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
12195 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
12197 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12199 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
12200 declaration arguments.
12202 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
12204 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
12205 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
12206 (ix86_split_ashl): Ditto.
12207 (ix86_expand_vector_init_one_nonzero): Ditto.
12208 (ix86_expand_vector_set): Ditto.
12209 (ix86_expand_reduc_v4sf): Ditto.
12211 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
12213 * explow.c (promote_function_mode): Remove assert.
12214 * config/sh/sh.c (sh_promote_function_mode): Declare.
12216 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12218 * config/pa/pa.c (pa_promote_function_mode): Declare.
12219 Change to static. Fix promote_mode call.
12221 * gthr-dce.h (CONST_CAST2): Define if not defined.
12222 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
12224 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
12226 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
12228 * expr.c (store_constructor): Use promote_decl_mode. Remove
12229 now write-only variable unsignedp.
12230 (expand_expr_real_1): Use promote_decl_mode.
12231 * expr.h (promote_function_mode, promote_decl_mode): New.
12232 (promote_mode): Remove last argument.
12233 * function.c (assign_temp): Drop last argument of promote_mode.
12234 (assign_parm_find_data_types): Use promote_function_mode.
12235 (assign_parm_setup_reg): Likewise.
12236 (expand_function_end): Use promote_function_mode.
12237 * calls.c (initialize_argument_information): Use promote_function_mode.
12238 (precompute_arguments): Use promote_mode instead of checking if
12239 only PROMOTE_FUNCTION_MODE is defined.
12240 (expand_call): When making sibcall decisions, use promote_function_mode.
12241 Below, remove an if for targetm.calls.promote_function_return and
12242 and use promote_function_mode.
12243 (emit_library_call_value_1): Use promote_function_mode, fix bug
12244 where promote_mode was passed FOR_CALL == 0 for a return value in an
12246 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12247 * explow.c (promote_function_mode, promote_decl_mode): New.
12248 (promote_mode): Keep only the FOR_CALL == 0 case.
12249 * combine.c (setup_incoming_promotion): Remove test of
12250 promote_function_args. Use promote_function_mode.
12251 * stmt.c (expand_value_return): Use promote_decl_mode.
12252 (expand_decl): Use promote_decl_mode.
12254 * expr.c (store_constructor): Use promote_decl_mode. Remove
12255 now write-only variable unsignedp.
12256 (expand_expr_real_1): Use promote_decl_mode.
12257 * expr.h (promote_function_mode, promote_decl_mode): New.
12258 (promote_mode): Remove last argument.
12259 * function.c (assign_temp): Drop last argument of promote_mode.
12260 (assign_parm_find_data_types): Use promote_function_mode.
12261 (assign_parm_setup_reg): Likewise.
12262 (expand_function_end): Use promote_function_mode.
12263 * calls.c (initialize_argument_information): Use promote_function_mode.
12264 (precompute_arguments): Use promote_mode instead of checking if
12265 only PROMOTE_FUNCTION_MODE is defined.
12266 (expand_call): When making sibcall decisions, use promote_function_mode.
12267 Below, remove an if for targetm.calls.promote_function_return and
12268 and use promote_function_mode.
12269 (emit_library_call_value_1): Use promote_function_mode, fix bug
12270 where promote_mode was passed FOR_CALL == 0 for a return value in an
12272 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12273 * explow.c (promote_function_mode, promote_decl_mode): New.
12274 (promote_mode): Keep only the FOR_CALL == 0 case.
12275 * combine.c (setup_incoming_promotion): Remove test of
12276 promote_function_args. Use promote_function_mode.
12277 * stmt.c (expand_value_return): Use promote_decl_mode.
12278 (expand_decl): Use promote_decl_mode.
12280 * explow.c (promote_function_mode): Just call the target hook.
12281 * targhooks.c (default_promote_function_mode,
12282 default_promote_function_mode_always_promote): New.
12283 * targhooks.h (default_promote_function_mode,
12284 default_promote_function_mode_always_promote): Declare.
12285 * target.h (promote_function_args, promote_function_return): Remove.
12286 (promote_function_mode): New.
12287 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
12288 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12289 (TARGET_PROMOTE_FUNCTION_MODE): New.
12290 (TARGET_CALLS): Adjust.
12291 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
12292 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
12294 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
12295 * config/s390/s390.c (s390_promote_function_mode): ... here,
12296 with pointer handling.
12297 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12298 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12300 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
12301 * config/sparc/sparc.c (sparc_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/sh/sh-protos.h (sh_promote_function_mode): New.
12307 * config/sh/sh.c (sh_promote_function_mode): New.
12308 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12309 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12311 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
12312 * config/cris/cris.c (cris_promote_function_mode): ... here.
12313 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12314 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12316 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
12317 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
12318 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12319 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12321 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
12322 * config/arm/arm.c (arm_promote_function_mode): ... here, without
12323 complex type handling.
12324 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12325 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12327 * config/pa/pa.c (pa_promote_function_mode): New.
12328 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12329 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12331 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
12332 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12333 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
12334 * config/xtensa/xtensa.c: Likewise.
12335 * config/stormy16/stormy16.c: Likewise.
12336 * config/iq2000/iq2000.c: Likewise.
12337 * config/rs6000/rs6000.c: Likewise.
12338 * config/picochip/picochip.c: Likewise.
12339 * config/arc/arc.c: Likewise.
12340 * config/mcore/mcore.c: Likewise.
12341 * config/score/score.c: Likewise.
12342 * config/mips/mips.c: Likewise.
12343 * config/bfin/bfin.c: Likewise.
12344 * config/ia64/ia64.c: Likewise (disabled though).
12346 * config/frv/frv.h: Remove pointless remark.
12348 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
12349 TARGET_PROMOTE_FUNCTION_ARGS,
12350 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
12351 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
12353 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
12355 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
12356 -floop-parallelize-all.
12357 * toplev.c (process_options): Rename flag_graphite_force_parallel to
12358 flag_loop_parallelize_all.
12359 * tree-ssa-loop.c (gate_graphite_transforms): Same.
12360 * graphite.c (graphite_transform_loops): Same.
12361 * common.opt: Same.
12362 * graphite-poly.c (apply_poly_transforms): Same.
12364 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
12366 PR tree-optimization/40914
12367 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
12368 if set, then check the delta field of the PMF record.
12369 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
12370 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
12371 call is stored in the delta.
12373 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
12375 * config/mips/mips.md (*clear_upper32_dext): New pattern.
12377 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
12379 * config/i386/bsd.h (ASM_BYTE): New define.
12380 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
12381 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
12382 .byte. Use fputs or putc instead of fprintf where appropriate.
12383 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
12384 fputs or putc instead of fprintf where appropriate.
12385 * config/i386/i386elf.h: Ditto.
12386 * config/i386/sysv4.h: Ditto.
12388 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
12389 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
12390 (*tls_global_dynamic_64): Ditto.
12392 2009-07-31 Christian Bruel <christian.bruel@st.com>
12394 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
12396 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12398 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
12399 Remove dead code for MINUS.
12401 2009-07-31 Anthony Green <green@moxielogic.com>
12403 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
12405 (moxie_expand_epilogue): Ditto for epilogue.
12406 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
12407 incoming arguments.
12408 (moxie_function_arg): Ditto.
12409 (moxie_pass_by_reference): Ditto.
12410 (moxie_arg_partial_bytes): Ditto.
12411 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
12412 (FUNCTION_ARG_ADVANCE) Ditto.
12413 (REG_PARM_STACK_SPACE) Ditto.
12414 (FUNCTION_ARG_REGNO_P) Dito.
12416 * config.gcc: Add moxie linux config support.
12417 * gcc/config/moxie/uclinux.h: New file.
12419 2009-07-31 DJ Delorie <dj@redhat.com>
12421 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
12422 (UNSPECV_SP_SWITCH_E): New.
12423 (sp_switch_1): Change to an unspec.
12424 (sp_switch_2): Change to an unspec. Don't use post-inc when we
12426 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
12427 reference the new stack's address
12429 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12431 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
12432 graphite-clast-to-gimple.o, graphite-dependences.o,
12433 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12434 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
12435 (graphite-blocking.o,
12436 graphite-clast-to-gimple.o, graphite-dependences.o,
12437 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12438 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
12439 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
12440 * cfgloop.h (struct loop): Add can_be_parallel field.
12441 * common.opt (fgraphite-identity): Moved up.
12442 (fgraphite-force-parallel): New flag.
12443 * graphite.c: Rewrite.
12444 * graphite.h: Rewrite.
12445 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
12447 * toplev.c (graphite_out_file): New file descriptor.
12448 (graphite_in_file): New.
12449 (process_options): flag_graphite_force_parallel cannot be used without
12451 * tree-ssa-loop.c: Include toplev.h.
12452 (gate_graphite_transforms): Enable flag_graphite for
12453 flag_graphite_force_parallel.
12455 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12457 * ChangeLog.graphite: New.
12458 * graphite-blocking.c: New.
12459 * graphite-clast-to-gimple.c: New.
12460 * graphite-clast-to-gimple.h: New.
12461 * graphite-dependences.c: New.
12462 * graphite-dependences.h: New.
12463 * graphite-interchange.c: New.
12464 * graphite-poly.c: New.
12465 * graphite-poly.h: New.
12466 * graphite-ppl.c: New.
12467 * graphite-ppl.h: New.
12468 * graphite-scop-detection.c: New.
12469 * graphite-scop-detection.h: New.
12470 * graphite-sese-to-poly.c: New.
12471 * graphite-sese-to-poly.h: New.
12475 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12477 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
12478 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
12480 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12482 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
12483 (scev_is_linear_expression): Return false if the evolution is not
12484 affine multivariate.
12486 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12488 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
12489 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
12491 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12493 * tree-data-ref.c (debug_data_references): New.
12494 (debug_data_reference): New.
12495 * tree-data-ref.h (debug_data_references): Declared.
12496 (debug_data_reference): Declared.
12498 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12500 * tree-data-ref.c (stmt_simple_memref_p: Removed.
12501 * tree-data-ref.h (scop_p): Removed.
12502 (struct data_reference): Remove field scop.
12503 (DR_SCOP): Removed.
12504 (stmt_simple_memref_p): Removed.
12506 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12508 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
12509 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
12512 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12514 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
12516 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12518 * doc/invoke.texi (-fgraphite-identity): Documented.
12520 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12522 * tree-scalar-evolution.c: Fix comment.
12523 (instantiate_scev_1): Return unknow from scev instantiation if the
12524 result is not above instantiate_below.
12526 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12528 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
12529 static anymore. Instantiate the symbols that may have been introduced
12531 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
12534 2009-07-30 DJ Delorie <dj@redhat.com>
12536 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
12537 .vliw directive to VLIW sections.
12539 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12541 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
12543 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
12544 (AUTOHEADER): New variable.
12545 ($(srcdir)/cstamp-h.in): Use it.
12547 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
12548 Pat Haugen <pthaugen@us.ibm.com>
12549 Revital Eres <ERES@il.ibm.com>
12551 * config/rs6000/vector.md (VEC_F): Add VSX support.
12554 (mov<mode>): Ditto.
12555 (vector_load_<mode>): Ditto.
12556 (vector_store_<mode>): Ditto.
12557 (vector GPR move split): Ditto.
12558 (vec_reload_and_plus_<mptrsize>): Ditto.
12559 (vec_reload_and_reg_<mptrsize>): Ditto.
12560 (add<mode>3): Ditto.
12561 (sub<mode>3): Ditto.
12562 (mul<mode>3): Ditto.
12563 (neg<mode>2): Ditto.
12564 (abs<mode>2): Ditto.
12565 (smin<mode>3): Ditto.
12566 (smax<mode>3): Ditto.
12567 (vector_eq<mode>): Ditto.
12568 (vector_gt<mode>): Ditto.
12569 (vector_ge<mode>): Ditto.
12570 (vector_gtu<mode>): Ditto.
12571 (vector_select_<mode>_uns): Ditto.
12572 (vector_eq_<mode>_p): Ditto.
12573 (vector_gt_<mode>_p): Ditto.
12574 (vector_ge_<mode>_p): Ditto.
12575 (vector_gtu_<mode>_p): Ditto.
12576 (cr6_test_for_zero): Ditto.
12577 (cr6_test_for_zero_reverse): Ditto.
12578 (cr6_test_for_lt): Ditto.
12579 (cr6_test_for_lt_reverse): Ditto.
12580 (xor<mode>3): Ditto.
12581 (ior<mode>3): Ditto.
12582 (and<mode>3): Ditto.
12583 (one_cmpl<mode>2): Ditto.
12584 (nor<mode>2): Ditto.
12585 (andc<mode>2): Ditto.
12586 (float<VEC_int<mode>2): Ditto.
12587 (unsigned_float<VEC_int><mode>2): Ditto.
12588 (fix_trunc<mode><VEC_int>2): Ditto.
12589 (fixuns_trunc<mode><VEC_int>2): Ditto.
12591 (vec_set<mode>): Ditto.
12592 (vec_extract<mode>): Ditto.
12593 (vec_interleave_highv4sf): Ditto.
12594 (vec_interleave_lowv4sf): Ditto.
12595 (vec_realign_load_<mode>): Ditto.
12596 (vec_shl_<mode>): Ditto.
12597 (vec_shr_<mode>): Ditto.
12598 (div<mode>3): New patterns for VSX.
12599 (vec_interleave_highv2df): Ditto.
12600 (vec_interleave_lowv2df): Ditto.
12601 (vec_pack_trunc_v2df): Ditto.
12602 (vec_pack_sfix_trunc_v2df): Ditto.
12603 (vec_pack_ufix_trunc_v2df): Ditto.
12604 (vec_unpacks_hi_v4sf): Ditto.
12605 (vec_unpacks_lo_v4sf): Ditto.
12606 (vec_unpacks_float_hi_v4si): Ditto.
12607 (vec_unpacks_float_lo_v4si): Ditto.
12608 (vec_unpacku_float_hi_v4si): Ditto.
12609 (vec_unpacku_float_lo_v4si): Ditto.
12610 (movmisalign<mode>): Ditto.
12611 (vector_ceil<mode>2): New patterns for vectorizing math library.
12612 (vector_floor<mode>2): Ditto.
12613 (vector_btrunc<mode>2): Ditto.
12614 (vector_copysign<mode>3): Ditto.
12616 * config/rs6000/predicates.md (easy_vector_constant_msb): New
12617 predicate for setting the high bit in each word, used for copysign.
12619 * config/rs6000/ppc-asm.h (f19): Whitespace.
12620 (f32-f63): Define if VSX.
12621 (v0-v31): Define if Altivec.
12622 (vs0-vs63): Define if VSX.
12624 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
12626 * config/rs6000/power7.md: New file, provide tuning parameters for
12629 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
12630 (rs6000_cpu_cpp_builtins): Ditto.
12631 (altivec_overloaded_builtins): Ditto.
12632 (altivec_resolve_overloaded_builtin): Ditto.
12634 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
12635 debug switch to disable vectorizing simple math builtin
12638 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
12639 Vectorize simple math builtin functions.
12640 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12641 hook to vectorize math builtins.
12642 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
12643 (rs6000_builtin_conversion): Add VSX/power7 support.
12644 (rs6000_builtin_vec_perm): Ditto.
12645 (vsplits_constant): Add support for loading up a vector constant
12646 with just the high bit set in each part.
12647 (rs6000_expand_vector_init): Add VSX/power7 support.
12648 (rs6000_expand_vector_set): Ditto.
12649 (rs6000_expand_vector_extract): Ditto.
12650 (rs6000_emit_move): Ditto.
12651 (bdesc_3arg): Ditto.
12652 (bdesc_2arg): Ditto.
12653 (bdesc_1arg): Ditto.
12654 (rs6000_expand_ternop_builtin): Ditto.
12655 (altivec_expand_builtin): Ditto.
12656 (rs6000_expand_unop_builtin): Ditto.
12657 (rs6000_init_builtins): Ditto.
12658 (altivec_init_builtins): Ditto.
12659 (builtin_function_type): Ditto.
12660 (rs6000_common_init_builtins): Ditto.
12661 (rs6000_handle_altivec_attribute); Ditto.
12662 (rs6000_mangle_type): Ditto.
12663 (rs6000_vector_mode_supported_p): Ditto.
12664 (rs6000_mode_dependent_address): Altivec addresses with AND -16
12665 are mode dependent.
12667 * config/rs6000/vsx.md: New file for VSX support.
12669 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
12670 identifing values with just the most significant bit set.
12671 (enum rs6000_builtins): Add builtins for VSX. Add simple math
12672 vectorized builtins.
12674 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
12675 (UNSPEC_VRFIM): Delete.
12676 (splitter for loading up vector with most significant bit): New
12677 splitter for vectorizing copysign.
12678 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12679 vectorizing simple math functions.
12680 (altivec_vrfip): Add support for vectorizing simple math functions.
12681 (altivec_vrfim): Ditto.
12682 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12684 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12685 (power7.md, vsx.md): Include for power7 support.
12686 (copysigndf3): Use VSX instructions if -mvsx.
12687 (negdf2_fpr): Ditto.
12688 (absdf2_fpr): Ditto.
12689 (nabsdf2_fpr): Ditto.
12690 (adddf3_fpr): Ditto.
12691 (subdf3_fpr): Ditto.
12692 (muldf3_fpr): Ditto.
12693 (divdf3_fpr): Ditto.
12694 (fix_truncdfdi2_fpr): Ditto.
12695 (cmpdf_internal1): Ditto.
12696 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12697 (btruncdf2, btruncdf2_fpr): Ditto.
12698 (ceildf2, ceildf2_fpr): Ditto.
12699 (floordf2, floordf2_fpr): Ditto.
12700 (floatdidf2, floatdidf2_fpr): Ditto.
12701 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12702 (fmsubdf4_fpr): Ditto.
12703 (fnmadddf4_fpr_1): Ditto.
12704 (fnmadddf4_fpr_2): Ditto.
12705 (fnmsubdf4_fpr_1): Ditto.
12706 (fnmsubdf4_fpr_2): Ditto.
12707 (fixuns_truncdfdi2): Add expander for VSX support.
12708 (fix_truncdfdi2): Ditto.
12709 (fix_truncdfsi2): Ditto.
12710 (ftruncdf2): Ditto.
12711 (btruncsf2): Whitespace.
12712 (movdf_hardfloat32): Add support for VSX registers.
12713 (movdf_softfloat32): Ditto.
12714 (movdf_hardfloat64): Ditto.
12715 (movdf_hardfloat64_mfpgpr): Ditto.
12716 (movdf_softfloat64): Ditto.
12717 (movti splitters): Add check for vector registers supporting
12718 TImode in the future.
12719 (bpermd): Add power7 bpermd instruction.
12721 * config/rs6000/altivec.h (vec_div): Define if VSX.
12724 (vec_nmadd): Ditto.
12725 (vec_nearbyint): Ditto.
12728 (all predicates): Use the generic builtin function, and not the V4SF
12729 specific function so that the predicates will work with VSX's V2DF.
12730 (vec_all_*): Ditto.
12731 (vec_any_*): Ditto.
12733 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12734 Document new VSX functions and types.
12736 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12739 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12740 "wa", and "j" constraints. Modify "v" to talk about Altivec
12741 instead of just vector.
12743 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12746 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12747 location for phi arguments.
12748 (rewrite_update_phi_arguments): Find locations for reaching defs.
12749 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12750 Add location to add_phi_arg calls.
12751 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12752 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12753 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12754 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12755 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12756 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12757 * tree-phinodes.c (make_phi_node): Initialize location.
12758 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12759 (add_phi_arg): Add location parameter.
12760 (remove_phi_arg_num): Move location when moving phi argument.
12761 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12763 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12764 slpeel_update_phi_nodes_for_guard1,
12765 slpeel_update_phi_nodes_for_guard2,
12766 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12767 vect_loop_versioning): Set locations.
12768 * tree-parloops.c (create_phi_for_local_result,
12769 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12770 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12771 * tree-vect-loop.c (get_initial_def_for_induction,
12772 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12774 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12775 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12776 (gimple_phi_arg_set_location): New. Set locus.
12777 (gimple_phi_arg_has_location): New. Check for locus.
12778 (redirect_edge_var_map_location): New. Return locus from var_map.
12779 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12780 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12781 combining PHI arguments.
12782 (cond_store_replacement): Set location.
12783 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12784 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12785 scop_add_exit_phis_edge): Add locations.
12786 * tree-cfgcleanup.c (remove_forwarder_block,
12787 remove_forwarder_block_with_phi): Add locations.
12788 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12789 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12791 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12792 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12793 flush_pending_stmts): Add source location.
12794 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12795 stack to preserve locations.
12796 * tree-vect-stmts.c (vectorizable_load): Add location.
12797 * tree-inline.c (copy_phis_for_bb): Copy locus.
12798 (setup_one_parameter): Add call locus to inlined parameter stmts.
12799 (initialize_inlined_parameters): Pass in call location as parameter
12801 (tree_function_versioning): Pass location to setup_one_parameter.
12802 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12803 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12804 copy and edge lists.
12805 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12806 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12807 locus parameter and override the stmt default if provided.
12808 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12809 elim_graph_add_edge, elim_graph_remove_succ_edge,
12810 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12811 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12812 eliminate_phi): Add locus info in elimination graph for each edge and
12814 (insert_backedge_copies): Copy locus if present.
12815 * tree-flow.h (struct _edge_var_map): Add locus field.
12816 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12817 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12818 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12820 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12822 2009-07-30 Martin Jambor <mjambor@suse.cz>
12824 PR tree-optimization/40570
12825 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12826 use inlining loops.
12828 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12830 * ssa-loop-manip.c: Include langhooks.h.
12831 (rewrite_phi_with_iv): New.
12832 (rewrite_all_phi_nodes_with_iv): New.
12833 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12834 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12835 * tree-parloops.c (loop_parallel_p): Move out all conditions
12836 except dependency check.
12837 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12838 (gen_parallel_loop): Call canonicalize_loop_ivs without
12839 reduction_list argument.
12840 (build_new_reduction): New.
12841 (gather_scalar_reductions): New.
12842 (try_get_loop_niter): New.
12843 (try_create_reduction_list): New.
12844 (parallleize_loops): Change the parallel conditions check.
12845 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12846 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12848 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12850 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12852 * doc/options.texi (Option properties): Mention new quoting syntax.
12854 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12856 * config/alpha/alpha.c (alpha_start_function):
12857 Handle VMS_DEBUG_MAIN_POINTER
12858 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12859 * doc/invoke.texi: Document -mdebug-main switch.
12861 2009-07-29 Richard Henderson <rth@redhat.com>
12863 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12864 (cgraph_create_edge_including_clones): Likewise.
12865 * tree-inline.c (copy_bb): Operate on the correct edges
12866 when updating the callgraph.
12868 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12870 * config/alpha/vms-cc.c: Deleted.
12871 * config/alpha/vms-ld.c: Deleted.
12872 * config/alpha/t-vms64: Moved to config/vms
12873 * config/alpha/vms-crt0-64.c: Moved to config/vms
12874 * config/alpha/vms-crt0.c: Moved to config/vms
12875 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12876 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12877 * config/alpha/xm-vms.h: Moved to config/vms
12878 * config/alpha/x-vms: Moved to config/vms
12879 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12881 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12882 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12884 * config/vms/t-vms64: Moved here from config/alpha
12885 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12886 (argc,argv,envp): Enforce 32bit malloc'ing.
12887 * config/vms/vms-psxcrt0-64.c: Likewise.
12888 * config/vms/vms-crt0.c: Moved here from config/alpha.
12889 * config/vms/vms-psxcrt0.c: Likewise.
12890 * config/vms/vms-crtl-64.h: New file.
12891 * config/vms/vms-crtl.h: New file.
12892 * config/vms/vms.opt: New file.
12893 * config/vms/xm-vms64.h: New file.
12894 * config/vms/xm-vms.h: Moved here from config/alpha.
12895 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12897 * config/vms/x-vms: Moved here from config/alpha.
12898 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12899 (vms-ld.o, vms-cc.o): Removed.
12900 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12902 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12904 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12905 correct stack (obvious VMS fix).
12907 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12909 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12910 date, version info if VMS_DEBUGGING_INFO defined.
12911 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12912 size, date calculating code moved here.
12914 2009-07-29 Paul Brook <paul@codesourcery.com>
12916 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12919 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12922 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12923 to DImode when generating insq_le insn.
12925 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12927 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12928 New macro set for VMS_DEBUGGGING_INFO.
12929 (AT_string_form): Use it.
12931 2009-07-28 DJ Delorie <dj@redhat.com>
12933 * config/mep/mep.c (vtext_section): New.
12934 (vftext_section): New.
12935 (ftext_section): New.
12936 (mep_select_section): Add support for functions.
12937 (mep_unique_section): Likewise.
12938 (mep_asm_init_sections): Likewise.
12939 (mep_encode_section_info): Remove it from here.
12941 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12943 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12945 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12946 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12948 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12950 * dwarf2out.c (output_file_names): Test new macro
12951 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12952 (add_comp_dir_attribute): Likewise.
12954 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12956 * config/i386/mingw-w64.h (LINK_SPEC): Add
12957 separating space between commands.
12959 2009-07-28 Jan Hubicka <jh@suse.cz>
12961 PR tree-optimization/40759
12962 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12965 2009-07-27 DJ Delorie <dj@redhat.com>
12967 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12968 types are dword-aligned.
12969 (mep_expand_va_start): Likewise.
12971 2009-07-27 Olivier Hainque <hainque@adacore.com>
12972 Douglas B Rupp <rupp@gnat.com>
12974 * convert.c (convert_to_pointer): Don't assume the target
12975 pointer type is POINTER_SIZE long. Fetch its precision instead.
12977 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12979 * system.h (fopen): Undefine if macro.
12981 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12983 * dwarf2out.c (output_cfi_p): Removed.
12984 (output_cfis): New function.
12985 (output_fde): New function, split from output_call_frame_info.
12986 (output_call_frame_info): Use it.
12987 (dwarf2out_switch_text_section): Use output_cfis.
12989 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12991 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12992 TARGET_BI_ARCH is specified without enabling SJLJ.
12993 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12994 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12996 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12998 * arm.md (negdi2): Use DImode if forcing a value into a register.
13000 2009-07-26 Ira Rosen <irar@il.ibm.com>
13002 PR tree-optimization/40801
13003 * tree-vect-stmts.c (vectorizable_call): Get previous copy
13004 of vector operand from the previous copy of vector statement.
13005 Pass the correct definition type value to
13006 vect_get_vec_def_for_stmt_copy().
13008 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13010 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
13011 const char ** conversion.
13013 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13015 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
13016 fancy_abort() if !ENABLE_ASSERT_CHECKING.
13017 (gcc_unreachable): Invoke __builtin_unreachable() if
13018 !ENABLE_ASSERT_CHECKING.
13020 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13022 PR rtl-optimization/40445
13023 * emit-rtl.c (next_nonnote_insn_bb): New function.
13024 * rtl.h (next_nonnote_insn_bb): Declare new function.
13025 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
13026 with no successors that is the successor of the ENTRY_BLOCK.
13027 Continue from the top after removing an empty fallthrough block.
13028 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
13029 of next_nonnote_insn.
13031 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13033 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
13035 2009-07-25 Martin Jambor <mjambor@suse.cz>
13037 * c-common.c (c_common_attribute_table): New element for noclone.
13038 (handle_noclone_attribute): New function. Forward-declare.
13039 * tree-inline.c (tree_versionable_function_p): Check for noclone
13041 * doc/extend.texi (Labels as Values): Document need for noclone.
13042 (Function Attributes): Document noclone attribute.
13044 2009-07-25 Jakub Jelinek <jakub@redhat.com>
13046 PR rtl-optimization/34999
13047 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
13048 and dw_fde_switched_cold_to_hot fields.
13049 (output_cfi_p): New function.
13050 (output_call_frame_info): If fde->dw_fde_switched_sections,
13051 output 2 FDEs instead of one with corrupted header.
13052 (dwarf2out_do_cfi_startproc): New function.
13053 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
13054 and fde->dw_fde_switched_cold_to_hot.
13055 (dwarf2out_switch_text_section): Compute
13056 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
13057 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
13058 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
13059 Otherwise, compute fde->dw_fde_switch_cfi.
13061 2009-07-24 Cary Coutant <ccoutant@google.com>
13063 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
13065 2009-07-24 Cary Coutant <ccoutant@google.com>
13067 * cfghooks.c (split_block): Copy discriminator to new block.
13068 * tree-cfg.c (assign_discriminator): Check location of last
13069 instruction in block as well as first.
13071 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
13073 * config/i386/linux.c: Use fputs or putc instead of fprintf
13075 * config/i386/gas.h: Ditto.
13076 * config/i386/x86-64.h: Ditto.
13077 * config/i386/att.h: Ditto.
13079 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13081 * expmed.c (emit_store_flag): Use a recursive call to optimize the
13084 2009-07-24 Martin Jambor <mjambor@suse.cz>
13086 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
13087 (ipa_push_func_to_list_1): Declare.
13088 (ipa_push_func_to_list): New function.
13090 * ipa-prop.c (ipa_push_func_to_list_1): New function.
13091 (ipa_init_func_list): Call ipa_push_func_to_list_1.
13092 (ipa_push_func_to_list): Removed.
13093 (ipa_pop_func_from_list): Clear node_enqueued flag.
13095 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13097 * config/s390/s390.c (override_options): Default
13098 max-unrolled-insns to 100 for z10 tuning.
13100 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
13102 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
13103 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
13104 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
13105 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
13106 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
13107 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
13108 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
13110 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13112 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
13113 use default set in mingw32.h header.
13114 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
13115 64-bit /mingw/include path.
13116 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
13119 2009-07-23 Neil Vachharajani <nvachhar@google.com>
13121 PR rtl-optimization/40209
13122 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
13124 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13126 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
13127 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
13128 with the rest of string where appropriate. Use fputs or putc
13129 instead of fprintf where appropriate.
13131 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
13132 Pat Haugen <pthaugen@us.ibm.com>
13133 Revital Eres <ERES@il.ibm.com>
13135 * config/rs6000/vector.md: New file. Move most of the vector
13136 expander support here from altivec.md to allow for the VSX vector
13137 unit in the future. Add support for secondary_reload patterns.
13138 Rewrite the patterns for vector comparison, and vector comparison
13139 predicate instructions so that the RTL expresses the desired
13140 behavior, instead of using unspec.
13142 * config/rs6000/constraints.md ("f" constraint): Use
13143 rs6000_constraints to hold the precalculated register class.
13144 ("d" constraint): Ditto.
13145 ("wd" constraint): New constraint for VSX.
13146 ("wf" constraint): Ditto.
13147 ("ws" constraint): Ditto.
13148 ("wa" constraint): Ditto.
13149 ("wZ" constraint): Ditto.
13150 ("j" constraint): Ditto.
13152 * config/rs6000/predicates.md (vsx_register_operand): New
13154 (vfloat_operand): New predicate for vector.md.
13155 (vint_operand): Ditto.
13156 (vlogical_operand): Ditto.
13157 (easy_fp_constant): If VSX, 0.0 is an easy constant.
13158 (easy_vector_constant): Add VSX support.
13159 (altivec_indexed_or_indirect_operand): New predicate for
13160 recognizing Altivec style memory references with AND -16.
13162 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
13163 for vector secondary reload support.
13164 (rs6000_vector_reg_class): Delete, replacing it with
13165 rs6000_constraints.
13166 (rs6000_vsx_reg_class): Ditto.
13167 (rs6000_constraints): New array to hold the register classes of
13168 each of the register constraints that can vary at runtime.
13169 (builtin_mode_to_type): New static array for builtin function type
13171 (builtin_hash_table): New static hash table for builtin function
13173 (TARGET_SECONDARY_RELOAD): Define target hook.
13174 (TARGET_IRA_COVER_CLASSES): Ditto.
13175 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
13176 registers are 128 bits if VSX memory reference instructions are used.
13177 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
13178 unit is being used.
13179 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
13180 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
13181 Print several of the scheduling related parameters.
13182 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
13183 rs6000_constraints instead of rs6000_vector_reg_class. Move
13184 -mdebug=reg code to rs6000_debug_reg_global. Add support for
13185 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
13186 Altivec. Add VSX support. Setup for secondary reload support on
13187 Altivec/VSX registers.
13188 (rs6000_override_options): Make power7 set the scheduling groups
13189 like the power5. Add support for new debug switches to override
13190 the scheduling defaults. Temporarily disable -mcpu=power7 from
13191 setting -mvsx. Add support for debug switches -malways-hint,
13192 -msched-groups, and -malign-branch-targets.
13193 (rs6000_buitlin_conversion): Add support for returning unsigned
13194 vector conversion functions to fix regressions due to stricter
13196 (rs6000_builtin_mul_widen_even): Ditto.
13197 (rs6000_builtin_mul_widen_odd): Ditto.
13198 (rs6000_builtin_vec_perm): Ditto.
13199 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
13200 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
13201 to zero a register.
13202 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
13203 generated upstream.
13204 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
13205 VSX types for bit operations. Changes to accomidate vector.md.
13206 (bdesc_2arg): Ditto.
13207 (bdesc_1arg): Ditto.
13208 (struct builtin_description_predicates): Rewrite predicate
13209 handling so that RTL describes the operation, instead of passing
13210 the instruction to be used as a string argument.
13211 (bdesc_altivec_preds): Ditto.
13212 (altivec_expand_predicate_builtin): Ditto.
13213 (altivec_expand_builtin): Ditto.
13214 (rs6000_expand_ternop_builtin): Use a switch instead of an if
13215 statement for vsldoi support.
13216 (altivec_expand_ld_builtin): Change to use new names from vector.md.
13217 (altivec_expand_st_builtin): Ditto.
13218 (paired_expand_builtin): Whitespace changes.
13219 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
13220 builtin_mode_to_type table for secondary reload. Call
13221 builtin_function_type to build random builtin functions.
13222 (altivec_init_builtins): Change to use builtin_function_type to
13223 create builtin function types dynamically as we need them.
13224 (builtin_hash_function): New support for hashing the tree types
13225 for builtin function as we need it, rather than trying to build
13226 all of the trees that we need. Add initial preliminary VSX support.
13227 (builtin_function_type): Ditto.
13228 (builtin_function_eq): Ditto.
13229 (builtin_hash_struct): Ditto.
13230 (rs6000_init_builtins): Ditto.
13231 (rs6000_common_init_builtins): Ditto.
13232 (altivec_init_builtins): Ditto.
13233 (rs6000_common_init_builtins): Ditto.
13234 (enum reload_reg_type): New enum for simplifing reg classes.
13235 (rs6000_reload_register_type): Simplify register classes into GPR,
13236 Vector, and other registers. Altivec and VSX addresses in reload.
13237 (rs6000_secondary_reload_inner): Ditto.
13238 (rs6000_ira_cover_classes): New target hook, that returns the
13239 appropriate cover classes, based on -mvsx being used or not.
13240 (rs6000_secondary_reload_class): Add VSX support.
13241 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
13242 (get_vsel_insn): Ditto.
13243 (rs6000_emit_vector_compare): Rewrite vector conditional support
13244 so that where we can, we use RTL operators, instead of blindly use
13246 (rs6000_emit_vector_select): Ditto.
13247 (rs6000_emit_vector_cond_expr): Ditto.
13248 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
13249 (create_TOC_reference): Add -mdebug=addr support.
13250 (emit_frame_save): VSX loads/stores need register indexed addressing.
13252 * config/rs6000/rs6000.md: Include vector.md.
13254 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
13256 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13257 support for V2DI, V2DF in logical, permute, select operations.
13259 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
13260 switch for vsx/power7.
13261 (-mvsx-scalar-memory): Ditto.
13262 (-mvsx-align-128): Ditto.
13263 (-mallow-movmisalign): Ditto.
13264 (-mallow-df-permute): Ditto.
13265 (-msched-groups): Ditto.
13266 (-malways-hint): Ditto.
13267 (-malign-branch-targets): Ditto.
13269 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
13271 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
13272 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
13273 (rs6000_vector_reg_class): Delete.
13274 (rs6000_vsx_reg_class): Ditto.
13275 (enum rs6000_reg_class_enum): New enum for the constraints that
13276 vary based on target switches.
13277 (rs6000_constraints): New array to hold the register class for all
13278 of the register constraints that vary based on the switches used.
13279 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
13280 (enum rs6000_builtins): Add unsigned varients for the builtin
13281 declarations returned by target hooks for expanding multiplies,
13282 select, and permute operations. Add VSX builtins.
13283 (enum rs6000_builtin_type_index): Add entries for VSX.
13284 (V2DI_type_node): Ditto.
13285 (V2DF_type_node): Ditto.
13286 (unsigned_V2DI_type_node): Ditto.
13287 (bool_long_type_node): Ditto.
13288 (intDI_type_internal_node): Ditto.
13289 (uintDI_type_internal_node): Ditto.
13290 (double_type_internal_node): Ditto.
13292 * config/rs6000/altivec.md (whole file): Move all expanders to
13293 vector.md from altivec.md. Rename insn matching functions to be
13295 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
13296 (altivec_vcmp*): Ditto.
13297 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
13298 (VM): New iterator for moves that includes the VSX types.
13299 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
13300 (altivec_vperm_<mode>_uns): New, for unsigned types.
13301 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
13302 (altivec_eq<mode>): Ditto.
13303 (altivec_gt<mode>): Ditto.
13304 (altivec_gtu<mode>): Ditto.
13305 (altivec_eqv4sf): Ditto.
13306 (altivec_gev4sf): Ditto.
13307 (altivec_gtv4sf): Ditto.
13308 (altivec_vcmpbfp_p): Ditto.
13310 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
13312 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
13315 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13318 * config/i386/i386.c (output_387_ffreep): Rewrite to use
13319 ASM_SHORT instead of .word.
13320 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
13321 instead of .word in asm template.
13323 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
13326 * ira-lives.c (bb_has_abnormal_call_pred): New function.
13327 (process_bb_node_lives): Use it.
13329 * ira.c (setup_cover_and_important_classes): Don't setup
13330 ira_important_class_nums. Add cover classes to the end of
13332 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
13334 (find_reg_class_closure): Use reorder_important_classes.
13336 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
13338 * config/i386/i386.c (i386_ira_cover_classes): New function.
13339 (TARGET_IRA_COVER_CLASSES): Redefine.
13341 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
13342 importance of order of cover classes in the array.
13344 2009-07-22 Diego Novillo <dnovillo@google.com>
13346 * tree-pass.h (TDF_EH): Define.
13347 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
13348 contains TDF_EH, print the EH region number holding GS.
13349 * tree-dump.c (dump_options): Add "eh".
13350 * doc/invoke.texi: Document it.
13352 2009-07-22 Doug Kwan <dougkwan@google.com>
13354 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
13356 2009-07-22 Michael Matz <matz@suse.de>
13358 PR tree-optimization/35229
13359 PR tree-optimization/39300
13361 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
13362 (inhibit_phi_insertion): New function.
13363 (insert_into_preds_of_block): Call it for REFERENCEs.
13364 (init_pre): Initialize and finalize scalar evolutions.
13365 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
13367 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
13369 * config/i386/predicates.md (zero_extended_scalar_load_operand):
13370 Use CONST_VECTOR_NUNITS to determine number of elements.
13372 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
13374 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
13375 (U, W): Constraints are now deprecated and will be removed if we
13376 run out of letters.
13377 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
13379 ("prefetch"): Add the stcmh instruction for prefetching.
13380 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
13382 (s390_short_displacement): Return always true if compiling for
13383 machines not providing the long displacement facility.
13384 (s390_mem_constraint): Support the new constraint letter Z.
13385 (s390_check_qrst_address): New function.
13387 2009-07-21 DJ Delorie <dj@redhat.com>
13389 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
13392 2009-07-21 Jason Merrill <jason@redhat.com>
13394 * c-common.c (max_tinst_depth): Increase default to 1024.
13396 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13398 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
13399 (vec_unpacku_float_lo_v4si): Ditto.
13401 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13404 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
13405 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
13406 (builtin_description): Add __builtin_ia32_cvtudq2ps.
13407 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
13409 2009-07-21 Jakub Jelinek <jakub@redhat.com>
13411 PR tree-optimization/40813
13412 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
13415 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
13417 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
13418 with a NOP_EXPR if needed.
13420 2009-07-21 Paul Brook <paul@codesourcery.com>
13422 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
13423 Terminate debug dump with newline.
13425 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13427 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
13428 Cast "1" to unsigned HOST_WIDE_INT.
13429 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
13430 deposit length to the maximum length - lsb. Extend length if
13431 HOST_BITS_PER_WIDE_INT is 32.
13433 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13435 * cgraph.h (constant_pool_htab): New function.
13436 (constant_descriptor_tree): Move from varasm.c.
13437 * varasm.c (constant_pool_htab): New function.
13438 (constant_descriptor_tree): Move to cgraph.h.
13440 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13442 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
13444 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
13446 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
13449 2009-07-20 Xinliang David Li <davidxl@google.com>
13451 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
13453 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
13455 * config/mips/mips.md (move_type): Add arith.
13456 (type): Handle arith.
13457 (zero_extendsidi2): Rename this into ...
13458 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
13459 (zero_extendsidi2): New expander.
13460 (*zero_extendsidi2_dext): New pattern.
13462 2009-07-20 Nick Clifton <nickc@redhat.com>
13464 * config.gcc (mips64-*-*): Add definition of tm_defines in order
13465 to set MIPS_ABI_DEFAULT.
13466 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
13468 2009-07-20 Jakub Jelinek <jakub@redhat.com>
13470 * tree-object-size.c (addr_object_size): Handle unions with
13471 array in it as last field of structs in __bos (, 1) as __bos (, 0).
13473 PR tree-optimization/40792
13474 * tree.c (build_function_type_skip_args): Remove bogus assert.
13476 2009-07-20 Jan Hubicka <jh@suse.cz>
13477 Martin Jambor <mjambor@suse.cz>
13479 * cgraph.h (combined_args_to_skip): New field.
13480 * cgraph.c (cgraph_create_virtual_clone): Properly handle
13481 combined_args_to_skip and args_to_skip.
13482 * tree-inline.c (update_clone_info): New function.
13483 (tree_function_versioning): Call update_clone_info.
13484 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
13486 (cgraph_materialize_all_clones): More extensive dumping, working
13487 with combined_args_to_skip rather than args_to_skip.
13489 2009-07-20 Ira Rosen <irar@il.ibm.com>
13491 * tree-vectorizer.h (vectorizable_condition): Add parameters.
13492 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
13493 (get_initial_def_for_reduction): Likewise.
13494 (vectorizable_reduction): Skip the check of first operand in case
13495 of COND_EXPR. Add check that it is outer loop vectorization if
13496 nested cycle was detected. Call vectorizable_condition() for
13497 COND_EXPR. If reduction epilogue cannot be created do not fail for
13498 nested cycles (if it is not double reduction). Assert that there
13499 is only one type in the loop in case of COND_EXPR. Call
13500 vectorizable_condition() to vectorize COND_EXPR.
13501 * tree-vect-stmts.c (vectorizable_condition): Update comment.
13502 Add parameters. Allow nested cycles if called from
13503 vectorizable_reduction(). Use reduction vector variable if provided.
13504 (vect_analyze_stmt): Call vectorizable_reduction() before
13505 vectorizable_condition().
13506 (vect_transform_stmt): Update call to vectorizable_condition().
13508 2009-07-20 Christian Bruel <christian.bruel@st.com>
13510 * config/sh/sh.opt (-mfmovd): Resurrect and document.
13511 * doc/invoke.texi (-mfmovd): Likewise.
13512 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
13514 2009-07-20 Jan Hubicka <jh@suse.cz>
13516 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
13517 when handling SSA name.
13519 2009-07-19 Jan Hubicka <jh@suse.cz>
13521 PR tree-optimization/40676
13522 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
13523 virtual PHIs in empty BBs.
13525 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13527 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
13528 re-expanded the compound use gen_lowpart instead to convert to the
13531 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13533 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
13534 OUTER_CONST arguments.
13535 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
13536 the new wider mode will be masked off.
13537 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
13539 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13541 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
13542 high-order bits are zero.
13544 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13546 * combine.c (simplify_shift_const_1): Split code to determine
13547 shift_mode into ...
13548 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
13549 new bits shifted in are identical to the old sign bit.
13551 2009-07-18 Richard Guenther <rguenther@suse.de>
13554 * gimplify.c (gimplify_call_expr): Reject code using results from
13555 functions returning void.
13557 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13559 * doc/md.texi: Document the new PowerPC "es" constraint.
13560 Document that "m" can include automodified addresses on this target,
13561 and explain how %U must be used. Extend the "Q" and "Z" documentation
13562 to suggest "es" as well as "m".
13563 * config/rs6000/constraints.md (es): New memory constraint.
13564 (Q, Z): Update strings to match new documentation.
13566 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13568 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
13569 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
13570 * config/rs6000/predicates.md (volatile_mem_operand): Use
13571 offsettable_nonstrict_memref_p.
13572 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
13573 (*floatunssidf2_internal): Likewise.
13574 (*fix_truncdfsi2_internal): Likewise.
13575 (*fix_trunctfsi2_internal): Likewise.
13577 2009-07-17 Anatoly Sokolov <aesok@post.ru>
13579 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
13580 atmega32u2 devices.
13581 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13583 2009-07-17 Richard Guenther <rguenther@suse.de>
13586 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
13587 (pass_warn_unused_result): Likewise.
13588 (TODO_set_props): Remove.
13589 * omp-low.c (diagnose_omp_structured_block_errors): Change to
13591 (pass_diagnose_omp_blocks): Define.
13592 * c-decl.c (pop_file_scope): Do not finalize the CU here.
13593 (c_gimple_diagnostics_recursively): Remove.
13594 (finish_function): Do not call it.
13595 (c_write_global_declarations): Continue after errors.
13596 Finalize the CU here.
13597 * c-gimplify.c (c_genericize): Do not gimplify here.
13598 * c-common.c (c_warn_unused_result): Move ...
13599 * tree-cfg.c (do_warn_unused_result): ... here.
13600 (run_warn_unused_result): New function.
13601 (gate_warn_unused_result): New function.
13602 (pass_warn_unused_result): New pass.
13603 * c-common.h (c_warn_unused_result): Remove.
13604 * flags.h (flag_warn_unused_result): Declare.
13605 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
13606 * opts.c (flag_warn_unused_result): Initialize to false.
13607 * toplev.c (compile_file): Add comment.
13608 * omp-low.c (create_omp_child_function): Do not register
13609 the function with the frontend.
13610 (diagnose_omp_structured_block_errors): Prepare to be
13611 called as optimization pass.
13612 (gate_diagnose_omp_blocks): New function.
13613 (pass_diagnose_omp_blocks): New pass.
13614 * cgraph.h (cgraph_optimize): Remove.
13615 (cgraph_analyze_function): Likewise.
13616 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
13617 * cgraphunit.c (cgraph_lower_function): Lower nested functions
13618 before their parents here.
13619 (cgraph_finalize_function): Not here.
13620 (cgraph_analyze_function): Gimplify functions here.
13621 (cgraph_finalize_compilation_unit): Continue after errors.
13622 Optimize the callgraph from here.
13623 (cgraph_optimize): Make static.
13624 * langhooks.c (write_global_declarations): Finalize the CU.
13625 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
13626 (gimplify_function_tree): Assert we gimplify only once.
13627 Set PROP_gimple_any property.
13628 * tree-nested.c (gimplify_all_functions): New function.
13629 (lower_nested_functions): Gimplify all nested functions.
13630 * gimple.h (diagnose_omp_structured_block_errors): Remove.
13631 * passes.c (init_optimization_passes): Add pass_warn_unused_result
13632 and pass_diagnose_omp_blocks after gimplification. Do not
13633 set TODO_set_props on all_lowering_passes.
13634 (execute_one_pass): Do not handle TODO_set_props.
13635 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
13636 (gimplify.o): Add tree-pass.h dependency.
13637 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
13638 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
13639 (unsave_r): Likewise.
13640 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
13641 temporary variable.
13643 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
13645 * doc/service.texi (Service): Restore previously removed link,
13646 which isn't broken after all.
13648 2009-07-17 Richard Guenther <rguenther@suse.de>
13650 PR tree-optimization/40321
13651 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
13652 PHI nodes to the maximal set.
13653 (make_values_for_phi): Add PHI arguments to the maximal set.
13654 (execute_pre): Dump PHI_GEN and the maximal set.
13656 2009-07-17 Jakub Jelinek <jakub@redhat.com>
13659 * gimplify.c (gimplify_conversion): Don't change non-conversions into
13662 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
13664 * doc/extend.texi (Nested Functions): Replace broken link with
13666 * doc/service.texi (Service): Remove broken link.
13668 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
13671 * builtins.c (expand_builtin_memcmp): Use loc instead of
13672 EXPR_LOCATION (exp).
13673 (expand_builtin_strncmp): Likewise.
13675 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
13676 Manuel López-Ibáñez <manu@gcc.gnu.org>
13679 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13680 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13681 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13682 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13683 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13684 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13685 tree-inline.c, c-common.c, c-common.h, gimple.c,
13686 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13687 convert.c: Add location argument to fold_{unary,binary,ternary},
13688 fold_build[123], build_call_expr, build_size_arg,
13689 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13690 fold_build1_initializer, fold_build2_initializer,
13691 fold_build3_initializer, fold_build_call_array,
13692 fold_build_call_array_initializer, fold_single_bit_test,
13693 omit_one_operand, omit_two_operands, invert_truthvalue,
13694 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13695 combine_comparisons, fold_builtin_*, fold_call_expr,
13696 build_range_check, maybe_fold_offset_to_address, round_up,
13699 2009-07-16 Jason Merrill <jason@redhat.com>
13702 * c-common.c (c_common_reswords): Add __is_standard_layout
13704 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13705 * doc/implement-cxx.texi: New.
13706 * doc/gcc.texi: Include it.
13708 2009-07-16 DJ Delorie <dj@redhat.com>
13710 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13711 compares that may be indirectly affected by previous instructions.
13713 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13715 * builtins.c (do_mpc_arg2): New.
13716 (fold_builtin_2): Fold builtin cpow.
13717 * real.h (HAVE_mpc_pow): New.
13719 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13721 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13722 comparison to skip unprofitable schedule
13724 2009-07-16 Simon Baldwin <simonb@google.com>
13726 * gcc.c (option_map): New flag -no-canonical-prefixes.
13727 * (display_help): Print help text for new flag.
13728 * (process_command): Move options translation and language specifics
13729 and handle new flag early. Use it to set a function pointer to a
13730 prefix builder. Replace make_relative_prefix calls with calls to
13731 the function pointed to. Ignore new flag in regular options handling.
13732 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13734 2009-07-15 DJ Delorie <dj@redhat.com>
13736 * config/mep/mep.md (sibcall_internal): Change register to avoid
13737 argument registers.
13738 (sibcall_value_internal): Likewise.
13740 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13742 PR rtl-optimization/40710
13743 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13745 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13747 * config/mips/mips.md (*extenddi_truncate<mode>,
13748 *extendsi_truncate<mode>): Change type attribute to move_type
13749 with shift_shift. Split out code handling exts from here ...
13750 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13752 (*extendhi_truncateqi): Change type attribute to move_type with
13753 shift_shift. Split out code handling exts from here ...
13754 (*extendhi_truncateqi_exts): ... to this new pattern.
13756 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13758 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13759 instead of "and" with inverted sign bit mask value. Use
13760 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13761 Allocate registers only for operand 4 and operand 5.
13763 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13765 PR middle-end/40747
13766 * fold-const.c (fold_cond_expr_with_comparison): When folding
13767 < and <= to MIN, make sure the MIN uses the same type as the
13768 comparison's operands.
13770 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13772 * arm.md (ior_xor): New code iterator.
13773 (split for ior/xor with shift and zero-extend): New split pattern.
13774 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13776 2009-07-15 Richard Guenther <rguenther@suse.de>
13778 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13781 2009-07-15 Richard Guenther <rguenther@suse.de>
13783 PR middle-end/40753
13784 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13786 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13788 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13789 handle 2.6.30 kernel.
13791 2009-07-15 DJ Delorie <dj@redhat.com>
13793 * config/mep/mep.md (sibcall_internal): Change register to allow
13794 for 24-bit addresses.
13795 (sibcall_value_internal): Likewise.
13797 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13799 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13800 that are enabled/disabled by the flags introduced by a previous patch.
13802 2009-07-14 DJ Delorie <dj@redhat.com>
13804 * config/mep/mep.md (sibcall_internal): Include non-toggling
13806 (sibcall_value_internal): Likewise.
13808 2009-07-14 Taras Glek <tglek@mozilla.com>
13809 Rafael Espindola <espindola@google.com>
13811 * doc/sourcebuild.texi: Document install-plugin target.
13812 * configure.ac: Added install-plugin target to language makefiles.
13813 * configure: Regenerate.
13814 * Makefile.in (install-plugin): Install more headers,
13815 depend on lang.install-plugin.
13817 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13819 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13822 2009-07-14 DJ Delorie <dj@redhat.com>
13824 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13825 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13826 * config/mep/mep.md (sibcall_internal): Change test from
13827 mep_vliw_mode_match to mep_vliw_jmp_match.
13828 (sibcall_value_internal): Likewise.
13830 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13832 * config/i386/sse.md (copysign<mode>3): New expander.
13833 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13834 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13835 Use ix86_build_const_vector.
13836 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13837 IX86_BUILTIN_CPYSGNPD.
13838 (builtin_description): Add __builtin_ia32_copysignps and
13839 __builtin_ia32_copysignpd.
13840 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13841 and BUILT_IN_COPYSIGNF.
13843 2009-07-13 Jason Merrill <jason@redhat.com>
13845 * builtins.c (can_trust_pointer_alignment): New fn.
13846 (get_pointer_alignment): Factor it out from here.
13847 * tree.h: Declare it.
13849 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13851 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13854 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13858 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13860 2009-07-14 Richard Guenther <rguenther@suse.de>
13861 Andrey Belevantsev <abel@ispras.ru>
13863 PR middle-end/40745
13864 * cfgexpand.c (partition_stack_vars): Do not bother to update
13865 alias information when not optimizing.
13867 2009-07-14 Richard Guenther <rguenther@suse.de>
13868 Andrey Belevantsev <abel@ispras.ru>
13870 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13871 (pt_solution_set): Likewise.
13872 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13873 * tree-ssa-structalias.c (pt_solution_set): New function.
13874 * final.c (rest_of_clean_state): Free SSA data structures.
13875 * print-rtl.c (print_decl_name): Remove.
13876 (print_mem_expr): Implement in terms of print_generic_expr.
13877 * alias.c (ao_ref_from_mem): New function.
13878 (rtx_refs_may_alias_p): Likewise.
13879 (true_dependence): Query alias-export info.
13880 (canon_true_dependence): Likewise.
13881 (write_dependence_p): Likewise.
13882 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13884 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13885 (mem_expr_equal_p): Use operand_equal_p.
13886 (set_mem_attributes_minus_bitpos): Do not use
13887 component_ref_for_mem_expr.
13888 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13889 (update_alias_info_with_stack_vars): Likewise.
13890 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13891 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13892 explicitly nor clear stmt operands.
13893 Free the decl-to-pointer map.
13894 * tree-optimize.c (execute_free_datastructures): Do not free
13895 SSA data structures here.
13896 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13897 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13898 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13900 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13902 2009-07-13 DJ Delorie <dj@redhat.com>
13904 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13905 unrolling at the right iteration count.
13907 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13910 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13912 * haifa-sched.c (rank_for_schedule): Introduced flags to
13913 enable/disable individual scheduling heuristics.
13914 * common.opt: Introduced flags to enable/disable individual
13915 heuristics in the scheduler.
13916 * doc/invoke.texi: Introduced flags to enable/disable individual
13917 heuristics in the scheduler.
13919 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13921 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13922 config/i386/mingw-tls.c.
13923 * config/i386/mingw-tls.c: Removed.
13925 2009-07-13 Ira Rosen <irar@il.ibm.com>
13927 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13928 checks access only relevant statements.
13929 (vectorizable_reduction): Likewise.
13931 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13933 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13934 just for 32-bit case.
13936 2009-07-12 Jan Hubicka <jh@suse.cz>
13938 PR tree-optimization/40585
13939 * except.c (expand_resx_expr): When there already is resume
13940 instruction, produce linked list.
13941 (build_post_landing_pads): Assert that resume is empty.
13942 (connect_post_landing_pads): Handle resume lists.
13943 (dump_eh_tree): Dump resume list.
13945 2009-07-12 Ira Rosen <irar@il.ibm.com>
13947 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13948 with additional argument.
13949 * tree-vectorizer.h (enum vect_def_type): Add
13950 vect_double_reduction_def.
13951 (vect_is_simple_reduction): Add argument.
13952 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13954 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13955 vect_is_simple_reduction with additional argument.
13956 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13958 (reduction_code_for_scalar_code): Handle additional codes by
13959 returning ERROR_MARK for them. Fix comment and indentation.
13960 (vect_is_simple_reduction): Fix comment, add argument to specify
13961 double reduction. Detect double reduction.
13962 (get_initial_def_for_induction): Fix indentation.
13963 (get_initial_def_for_reduction): Fix comment and indentation.
13964 Handle double reduction. Create initial definitions that do not
13965 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13966 (vect_create_epilog_for_reduction): Fix comment, add argument to
13967 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13968 epilogue result extraction. Create double reduction phi node and
13969 replace relevant uses.
13970 (vectorizable_reduction): Call vect_is_simple_reduction with
13971 additional argument. Fix indentation. Update epilogue code treatment
13972 according to the changes in reduction_code_for_scalar_code. Check
13973 for double reduction. Call vect_create_epilog_for_reduction with
13974 additional argument.
13975 * tree-vect-stmts.c (process_use): Handle double reduction, update
13977 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13978 (vect_get_vec_def_for_operand): Likewise.
13980 2009-07-12 Danny Smith <dansmister@gmail.com>
13982 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13983 dllexport if !TREE_PUBLIC.
13984 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13986 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13988 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13989 (avr_extra_arch_macro) Remove declatation.
13990 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13991 (avr_extra_arch_macro) Declare as static.
13992 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13994 2009-07-11 Jan Hubicka <jh@suse.cz>
13996 PR middle-end/48388
13997 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13999 2009-07-11 Jakub Jelinek <jakub@redhat.com>
14002 * dwarf2out.c (dw_fde_struct): Add in_std_section and
14003 cold_in_std_section bits.
14004 (dwarf2out_begin_prologue): Initialize them.
14005 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
14006 if already covered by text_section or cold_text_section range.
14008 PR rtl-optimization/40667
14009 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
14010 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
14011 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
14012 * config/i386/i386.c (ix86_minimum_alignment): New function.
14013 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
14014 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
14015 * emit-rtl.c (gen_reg_rtx): Likewise.
14016 * function.c (assign_parms): Likewise. If nominal_type needs
14017 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
14018 rather than passed_type's alignment.
14021 * function.c (assign_parm_setup_stack): Adjust
14022 MEM_OFFSET (data->stack_parm) if promoted_mode is different
14023 from nominal_mode on big endian.
14025 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
14027 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
14029 2009-07-10 DJ Delorie <dj@redhat.com>
14031 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
14033 2009-07-10 Mark Mitchell <mark@codesourcery.com>
14035 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
14037 (thumb2_cbnz): Likewise.
14039 2009-07-10 David Daney <ddaney@caviumnetworks.com>
14042 * config.gcc (supported_defaults): Add synci.
14043 (with_synci): Add validation.
14044 (all_defaults): Add synci.
14045 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
14048 * config/mips/mips.opt (msynci): New option.
14049 * config/mips/mips.c (mips_override_options): Warn on use of
14050 -msynci for targets that do now support it.
14051 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
14053 * gcc/doc/invoke.texi (-msynci): Document the new option.
14054 * doc/install.texi (--with-synci): Document the new option.
14056 2009-07-10 Richard Guenther <rguenther@suse.de>
14058 PR tree-optimization/40496
14059 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
14060 the PHI result with a compatible type.
14062 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
14066 * c.opt (Wunused-result): New.
14067 * doc/invoke.texi: Document it.
14068 * c-common.c (c_warn_unused_result): Use it.
14070 2009-07-09 DJ Delorie <dj@redhat.com>
14072 * targhooks.c (default_target_can_inline_p): Rename from
14073 default_target_option_can_inline_p.
14074 * targhooks.h (default_target_can_inline_p): Likewise.
14075 * target-def.h (TARGET_CAN_INLINE_P): Rename from
14076 TARGET_OPTION_CAN_INLINE_P.
14077 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
14078 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
14079 (mep_target_can_inline_p): Rename from
14080 mep_target_option_can_inline_p.
14083 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
14084 registers used to pass vectors.
14086 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
14088 2009-07-09 Tom Tromey <tromey@redhat.com>
14090 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
14091 * config/mmix/mmix.c: Include dwarf2.h.
14092 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
14093 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
14094 * config/sh/sh.c: Include dwarf2.h.
14095 * config/i386/i386.c: Include dwarf2.h.
14096 * Makefile.in (DWARF2_H): Remove 'elf'.
14097 * except.c: Include dwarf2.h.
14098 * unwind-dw2.c: Include dwarf2.h.
14099 * dwarf2out.c: Include dwarf2.h.
14100 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
14101 * unwind-dw2-fde.c: Include dwarf2.h.
14102 * dwarf2asm.c: Include dwarf2.h.
14104 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14106 * haifa-sched.c (insn_finishes_cycle_p): New static function.
14107 (max_issue): Use it.
14108 * sched-int.h (struct sched_info: insn_finishes_block_p): New
14110 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
14111 (region_sched_info): Update.
14112 * sched-ebb.c (ebb_sched_info): Update.
14113 * modulo-sched.c (sms_sched_info): Update.
14114 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
14116 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14118 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
14120 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
14122 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
14124 2009-07-09 Jakub Jelinek <jakub@redhat.com>
14126 PR middle-end/40692
14127 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
14128 arg1 with arg01 if arg1 is already INTEGER_CST.
14130 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14132 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
14133 Transform (and (truncate)) into (truncate (and)).
14135 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14137 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
14138 creating LHS paradoxical subregs. Fix surrounding returns to
14139 use NULL_RTX rather than 0.
14141 2009-07-08 DJ Delorie <dj@redhat.com>
14143 * config/mep/mep.c (mep_option_can_inline_p): New.
14144 (TARGET_OPTION_CAN_INLINE_P): Define.
14146 2009-07-08 Mark Wielaard <mjw@redhat.com>
14149 * dwarf2out.c (add_data_member_location_attribute): When we have
14150 only a constant offset don't emit a new location description using
14151 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
14154 2009-07-08 Richard Henderson <rth@redhat.com>
14157 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
14158 (enum reg_class): Add CLOBBERED_REGS.
14159 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
14160 * config/i386/i386.c (ix86_conditional_register_usage): Moved
14161 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
14162 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
14163 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
14164 force 64-bit sibcalls into R11.
14165 * config/i386/constraints.md (U): New constraint.
14166 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
14167 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
14168 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
14170 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
14172 * basic-block.h (dump_regset, debug_regset): Remove duplicate
14174 * c-objc-common.h (c_initialize_diagnostics): Ditto.
14175 * ebitmap.h (dump_ebitmap): Ditto.
14176 * optabs.h (optab_libfunc): Ditto.
14177 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
14178 * tree-flow.h (vect_can_force_dr_alignment_p,
14179 get_vectype_for_scalar_type): Ditto.
14180 (vectorize_loops): Move prototype to ...
14181 * tree-vectorizer.h: ... here. Also, adjust comment.
14182 (vect_set_verbosity_level): Remove duplicate prototype.
14183 * tree-ssa-loop.c: Include tree-vectorizer.h.
14184 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
14186 2009-07-08 Nick Clifton <nickc@redhat.com>
14188 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
14191 2009-07-08 DJ Delorie <dj@redhat.com>
14193 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
14194 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
14195 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
14197 * config/mep/intrinsics.md: Regenerated.
14198 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
14199 registers when asm() or calls are detected.
14201 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
14204 * gimplify.c (gimplify_expr): Propagate no_warning flag when
14206 * gimple (gimple_build_call_from_tree): Likewise.
14207 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
14208 no_warning flag before warning.
14210 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14212 * tree.c (set_expr_locus): Remove.
14213 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
14214 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
14216 * gimplify.c (internal_get_tmp_var): Likewise.
14217 (gimplify_call_expr): Likewise.
14218 (gimplify_one_sizepos): Likewise.
14220 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
14223 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
14224 to variables for debugging purposes.
14226 2009-06-23 Mark Loeser <mark@halcy0n.com>
14229 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
14231 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14233 * pretty-print.c (pp_base_format): Remove %J.
14234 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14235 gcc_cxxdiag_char_table): Likewise.
14236 (init_dynamic_diag_info): Likewise.
14238 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14240 * pretty-print.c (pp_base_format): Remove %H.
14241 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14242 gcc_cxxdiag_char_table): Likewise.
14243 (init_dynamic_diag_info): Likewise.
14244 * config/mep/mep.c (mep_select_section): Likewise.
14246 2009-07-07 Duncan Sands <baldrick@free.fr>
14248 * final.c (pass_clean_state): Give the pass a name.
14249 * passes.c (pass_rest_of_compilation): Likewise.
14250 * tree-optimize.c (pass_all_optimizations): Likewise.
14252 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
14254 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
14255 an extra 'decl' for error_at.
14257 2009-07-07 Jakub Jelinek <jakub@redhat.com>
14259 PR middle-end/40669
14260 * tree-tailcall.c (adjust_return_value_with_ops,
14261 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
14262 if it has complex or vector type.
14264 2009-07-07 Olivier Hainque <hainque@adacore.com>
14266 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
14269 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
14271 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
14273 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14275 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
14276 * c-decl.c: Likewise.
14277 * function.c: Likewise.
14278 * varasm.c: Likewise.
14279 * tree-ssa.c: Likewise.
14280 * c-common.c: Likewise.
14281 * tree-cfg.c: Likewise.
14282 * config/spu/spu.c: Likewise.
14283 * config/ia64/ia64.c: Likewise.
14284 * config/v850/v850.c: Likewise.
14286 2009-07-06 DJ Delorie <dj@redhat.com>
14288 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
14289 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
14290 unspecified accesses to control registers.
14291 * config/mep/intrinsics.md: Regenerate.
14292 * config/mep/intrinsics.h: Regenerate.
14293 * config/mep/mep-intrin.h: Regenerate.
14295 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14297 * c-lex.c: Replace %H by an explicit location. Update all calls.
14298 * c-common.c: Likewise.
14299 * c-decl.c: Likewise.
14300 * c-typeck.c: Likewise.
14301 * fold-const.c: Likewise.
14302 * gimplify.c: Likewise.
14303 * stmt.c: Likewise.
14304 * tree-cfg.c: Likewise.
14305 * tree-ssa-loop-niter.c: Likewise.
14306 * tree-vrp.c: Likewise.
14307 * value-prof.c: Likewise.
14309 2009-07-06 Diego Novillo <dnovillo@google.com>
14311 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
14312 if it has one. Handle cases where VAR does not have an
14313 annotation or cfun is NULL.
14315 2009-07-06 Diego Novillo <dnovillo@google.com>
14317 * tree.c: Include debug.h.
14318 (initialize_tree_contains_struct): New.
14319 (init_ttree): Call it.
14320 (tree_node_structure_for_code): Factor out of ...
14321 (tree_node_structure): ... here.
14322 * treestruct.def (TS_PHI_NODE): Remove.
14323 (TS_GIMPLE_STATEMENT): Remove.
14325 2009-07-06 Diego Novillo <dnovillo@google.com>
14327 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
14328 (debug_tree_chain): Handle cycles.
14330 2009-07-06 Nick Clifton <nickc@redhat.com>
14331 DJ Delorie <dj@redhat.com>
14333 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14334 __FMOVD_ENABLED__ is defined.
14336 (TARGET_FMOVD): Provide a default definition.
14337 (MASK_FMOVD): Likewise.
14338 (TARGET_CPU_CPP_BUILTINS): Define
14339 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14340 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14341 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
14342 (split for DF load from memory into register): Also handle
14343 MEMs which consist of REG+DISP addressing.
14344 (split for DF store from register to memory): Likewise.
14345 (movsf_ie): Always use single fp_mode.
14346 * config/sh/sh.c (sh_override_options): Do not automatically
14347 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14348 that to the -mfmovd command line switch.
14349 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
14350 (fldi_ok): Always allow.
14351 * config/sh/sh.opt (mfmovd): Remove this switch.
14352 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14354 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
14355 Kaz Kojima <kkojima@gcc.gnu.org>
14357 PR rtl-optimization/30807
14358 * postreload.c (reload_combine): For every new use of REG_SUM,
14359 record the use of BASE.
14361 2009-07-06 Jan Hubicka <jh@suse.cz>
14363 * params.def: Revert my accidental commit at 2009-06-30.
14365 2009-07-04 Ian Lance Taylor <iant@google.com>
14368 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
14370 (mingw_format_attribute_overrides): Likewise.
14372 2009-07-04 Jakub Jelinek <jakub@redhat.com>
14375 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
14376 don't check cfa.reg. Instead of cfa.indirect use
14377 fde && fde->drap_reg != INVALID_REGNUM test.
14379 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
14381 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
14383 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
14386 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
14388 2009-07-03 Richard Guenther <rguenther@suse.de>
14390 PR tree-optimization/40640
14391 * tree-switch-conversion.c (build_arrays): Perform arithmetic
14394 2009-07-03 Jan Hubicka <jh@suse.cz>
14396 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
14397 for size, reduce amount of inlining.
14399 2009-07-03 Richard Guenther <rguenther@suse.de>
14401 PR middle-end/34163
14402 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
14403 if t +- x is known to not overflow and the conversion widens the
14405 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
14407 2009-07-03 Jan Hubicka <jh@suse.cz>
14409 * ipa-pure-const.c (analyze): Update loop optimizer init.
14410 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
14411 try_remove_empty_loop, remove_empty_loops): Remove.
14412 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
14413 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
14414 to mark regular loops as neccesary.
14415 (degenerate_phi_p): New function.
14416 (propagate_necessity, remove_dead_phis): Use it.
14417 (forward_edge_to_pdom): Likewise.
14418 (eliminate_unnecessary_stmts): Take care to remove uses of results of
14419 virtual PHI nodes that became unreachable.
14420 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
14421 * tree-flow.h (remove_empty_loops): Remove.
14422 * passes.c (init_optimization_passes): Remove.
14424 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
14426 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
14427 can_create_pseudo_p.
14428 (*fix_trunc<mode>_i387_1): Ditto.
14429 (*floathi<mode>2_1): Ditto.
14430 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
14431 (*fistdi2_1): Ditto.
14432 (*fist<mode>2_1): Ditto.
14433 (frndintxf2_floor): Ditto.
14434 (*fist<mode>2_floor_1): Ditto.
14435 (frndintxf2_ceil): Ditto.
14436 (*fist<mode>2_ceil_1): Ditto.
14437 (frndintxf2_trunc): Ditto.
14438 (frndintxf2_mask_pm): Ditto.
14439 (fxam<mode>2_i387_with_temp): Ditto.
14440 * config/i386/sse.md (mulv16qi3): Ditto.
14441 (*sse2_mulv4si3): Ditto.
14443 (sse4_2_pcmpestr): Ditto.
14444 (sse4_2_pcmpistr): Ditto.
14446 2009-07-03 Jan Hubicka <jh@suse.cz>
14448 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
14449 (mark_stmt_necessary): Set it.
14450 (mark_operand_necessary): Set it.
14451 (mark_control_dependent_edges_necessary): Set it.
14452 (mark_virtual_phi_result_for_renaming): New function.
14453 (get_live_post_dom): New function.
14454 (forward_edge_to_pdom): New function.
14455 (remove_dead_stmt): Fix handling of control dependences.
14456 (tree_dce_init): Init new bitmap.
14457 (tree_dce_done): Free it.
14459 2009-07-02 Richard Guenther <rguenther@suse.de>
14462 * tree-ssa-structalias.c (new_var_info): Initialize
14465 2009-07-02 Jan Hubicka <jh@suse.cz>
14467 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
14470 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
14472 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
14473 instead of recomputing it. Adjust calls.
14474 (emit_store_flag): Adjust recursive calls.
14476 2009-07-02 Richard Guenther <rguenther@suse.de>
14478 * tree-ssa-live.c (remove_unused_locals): Do not remove
14480 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
14481 of DECL_EXTERNAL for HEAP variables.
14482 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
14483 HEAP variables. Do not adjust RESTRICT vars.
14484 (find_what_var_points_to): Nobody cares if something
14485 points to READONLY.
14487 2009-07-02 Ben Elliston <bje@au.ibm.com>
14489 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
14490 pc_low and pc_high declarations to the top of the function.
14492 2009-07-01 DJ Delorie <dj@redhat.com>
14494 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
14495 registers as fixed.
14496 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
14497 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
14498 unspecified accesses to control registers.
14499 * config/mep/intrinsics.md: Regenerate.
14500 * config/mep/intrinsics.h: Regenerate.
14501 * config/mep/mep-intrin.h: Regenerate.
14503 2009-07-01 Anthony Green <green@moxielogic.com>
14505 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
14506 instruction when possible.
14507 (moxie_expand_prologue): Ditto. Also, save an instruction and
14508 some complexity by popping off of $r12 instead of $sp.
14509 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
14512 2009-07-01 Richard Henderson <rth@redhat.com>
14515 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
14516 contained no insns, reposition note before last insn.
14518 2009-07-01 Richard Henderson <rth@redhat.com>
14521 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
14522 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
14524 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14527 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
14528 darwin9 for printing reg addresses with %y.
14530 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14532 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
14533 truncation from operands in binary operations.
14535 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14538 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
14539 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
14540 subreg of op0 to the original op0.
14542 * expmed.c (store_bit_field_1): Use a temporary as the destination
14543 instead of a paradoxical subreg when we need to truncate the result.
14545 2009-07-01 DJ Delorie <dj@redhat.com>
14547 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
14548 names to VLIW variants.
14549 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
14550 * config/mep/intrinsics.md: Regenerate.
14551 * config/mep/intrinsics.h: Regenerate.
14552 * config/mep/mep-intrin.h: Regenerate.
14554 2009-07-01 Jakub Jelinek <jakub@redhat.com>
14557 * jump.c (returnjump_p): Revert last patch.
14558 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
14560 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14563 * pa.md (casesi32p): Use jump table label to determine the offset
14565 (casesi64p): Likewise.
14567 * pa.c (forward_branch_p): Return bool type. Use instruction
14568 addresses when available. Assert that INSN has a jump label.
14569 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
14572 2009-07-01 Richard Guenther <rguenther@suse.de>
14574 PR tree-optimization/19831
14575 * tree-ssa-dce.c (propagate_necessity): Calls to functions
14576 that only act as barriers do not make any previous stores necessary.
14577 * tree-ssa-structalias.c (handle_lhs_call): Delay making
14578 HEAP variables global, do not add a constraint from nonlocal.
14579 (find_func_aliases): Handle escapes through return statements.
14580 (compute_points_to_sets): Make escaped HEAP variables global.
14582 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14585 * expmed.c (emit_store_flag): Perform a conversion if necessary,
14586 after reducing a DImode cstore to SImode.
14588 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14590 * expr.c (expand_expr_real_1): Reinstate fallthrough to
14591 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
14593 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
14595 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
14596 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
14598 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
14599 and umod_optab if TARGET_BSD_DIVMOD.
14600 * config/vax/lib1funcs.asm: New file.
14601 * config/vax/t-linux: New file.
14602 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
14604 2009-06-30 Jakub Jelinek <jakub@redhat.com>
14607 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
14608 to type arguments that have void type.
14611 * dwarf2out.c (gen_formal_parameter_die): Call
14612 equate_decl_number_to_die if node is different from origin.
14614 2009-06-30 Anthony Green <green@moxielogic.com>
14616 Clean up moxie port for --enable-build-with-cxx.
14617 * config/moxie/moxie.c (moxie_function_value): First two
14618 parameters are const_tree, not tree.
14619 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
14620 (REG_CLASS_NAMES): Ditto.
14621 (REGNO_REG_CLASS): Ditto.
14622 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
14623 (moxie_function_value): Fix constyness of arguments.
14625 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
14627 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
14628 finalize_size_functions before further processing.
14629 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
14630 (variable_size): Call self_referential_size on size expressions
14631 that contain a PLACEHOLDER_EXPR.
14632 (size_functions): New static variable.
14633 (copy_self_referential_tree_r): New static function.
14634 (self_referential_size): Likewise.
14635 (finalize_size_functions): New global function.
14636 * tree.c: Include tree-inline.h.
14637 (push_without_duplicates): New static function.
14638 (find_placeholder_in_expr): New global function.
14639 (substitute_in_expr) <tcc_declaration>: Return the replacement object
14641 <tcc_expression>: Likewise.
14642 <tcc_vl_exp>: If the replacement object is a constant, try to inline
14643 the call in the expression.
14644 * tree.h (finalize_size_functions): Declare.
14645 (find_placeholder_in_expr): Likewise.
14646 (FIND_PLACEHOLDER_IN_EXPR): New macro.
14647 (substitute_placeholder_in_expr): Update comment.
14648 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
14650 (copy_tree_body_r): Likewise.
14651 (copy_tree_body): New static function.
14652 (maybe_inline_call_in_expr): New global function.
14653 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
14654 (maybe_inline_call_in_expr): Declare.
14655 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
14656 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
14659 2009-06-30 Richard Guenther <rguenther@suse.de>
14661 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
14663 (propagate_necessity): Do not mark reaching defs of stores
14666 2009-06-30 Jan Hubicka <jh@suse.cz>
14668 * cfgloopanal.c (check_irred): Move into ...
14669 (mark_irreducible_loops): ... here; return true if ireducible
14671 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14672 (analyze_function): Try to prove loop finiteness.
14673 * cfgloop.h (mark_irreducible_loops): Update prototype.
14674 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
14676 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14678 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14680 2009-06-30 Ira Rosen <irar@il.ibm.com>
14682 PR tree-optimization/40542
14683 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14686 2009-06-30 Martin Jambor <mjambor@suse.cz>
14688 PR tree-optimization/40582
14689 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14690 than useless_type_conversion_p.
14691 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14694 2009-06-30 Martin Jambor <mjambor@suse.cz>
14696 PR middle-end/40554
14697 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14699 2009-06-30 Richard Guenther <rguenther@suse.de>
14701 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14702 use ao_ref references.
14703 (walk_aliased_vdefs): Likewise.
14704 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14705 * tree-ssa-dce.c (struct ref_data): Remove.
14706 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14707 (mark_aliased_reaching_defs_necessary): Adjust.
14708 (mark_all_reaching_defs_necessary_1): Likewise.
14710 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14713 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14714 (emit_store_flag_1): Extract from emit_store_flag, adjust
14715 calls to (what now is) emit_cstore.
14716 (emit_store_flag): Call emit_store_flag_1 and also use it
14717 for what used to be recursive calls.
14719 2009-06-30 Wei Guozhi <carrot@google.com>
14722 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14723 if the target bb post dominates from bb.
14724 * config/i386/i386.c (memory_address_length): Check existence of base
14725 register before using it.
14727 2009-06-30 Nick Clifton <nickc@redhat.com>
14728 DJ Delorie <dj@redhat.com>
14730 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14731 __FMOVD_ENABLED__ is defined.
14733 (TARGET_FMOVD): Provide a default definition.
14734 (MASK_FMOVD): Likewise.
14735 (TARGET_CPU_CPP_BUILTINS): Define
14736 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14737 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14738 two fmov instructions depending upon whether TARGET_FMOVD is
14740 (split for DF load from memory into register): Also handle
14741 MEMs which consist of REG+DISP addressing.
14742 (split for DF store from register to memory): Likewise.
14743 * config/sh/sh.opt (mfmovd): Remove this switch.
14744 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14745 * config/sh/sh.c (sh_override_options): Do not automatically
14746 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14747 that to the -mfmovd command line switch.
14749 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14751 (fldi_ok): Always allow.
14752 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14754 2009-06-29 DJ Delorie <dj@redhat.com>
14756 * doc/install.texi (mep-x-elf): Correct chip's full name.
14758 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14760 * doc/extend.texi: Fix typo.
14762 2009-06-29 Tom Tromey <tromey@redhat.com>
14764 * dwarf2.h: Remove.
14765 * Makefile.in (DWARF2_H): New variable.
14766 (except.o): Use it.
14767 (dwarf2out.o): Likewise.
14768 (dwarf2asm.o): Likewise.
14769 * config/i386/t-i386: Use DWARF2_H.
14770 * except.c: Include elf/dwarf2.h.
14771 * unwind-dw2.c: Include elf/dwarf2.h.
14772 * dwarf2out.c: Include elf/dwarf2.h.
14773 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14774 <dtprel>: New field.
14775 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14776 (size_of_loc_descr): Likewise.
14777 (output_loc_operands_raw): Likewise.
14778 (output_loc_operands): Handle new dtprel field.
14779 (loc_checksum): Update.
14780 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14781 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14782 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14783 * dwarf2asm.c: Include elf/dwarf2.h.
14784 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14785 * config/mmix/mmix.c: Include elf/dwarf2.h.
14786 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14787 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14788 * config/sh/sh.c: Include elf/dwarf2.h.
14789 * config/i386/i386.c: Include elf/dwarf2.h.
14791 2009-06-29 DJ Delorie <dj@redhat.com>
14793 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14795 * doc/extend.texi: Add MeP attributes and pragmas.
14796 * doc/invoke.text: Add MeP Options.
14797 * doc/contrib.texi: Add MeP contribution.
14798 * doc/md.texi: Add MeP constraints.
14799 * doc/install.texi: Add MeP target.
14801 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14803 * target.h (struct gcc_target): Add frame_pointer_required field.
14804 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14805 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14806 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14808 * reload1.c (update_eliminables): (Ditto.).
14809 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14810 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14811 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14813 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14815 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14816 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14817 (arm_frame_pointer_required): New function.
14819 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14820 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14821 (avr_frame_pointer_required_p): Declare as static.
14822 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14824 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14825 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14826 (bfin_frame_pointer_required): Make as static, change return type
14828 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14830 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14831 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14832 (cris_frame_pointer_required): New function.
14834 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14836 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14837 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14838 (fr30_frame_pointer_required): New function.
14840 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14841 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14842 (frv_frame_pointer_required): Make as static, change return type
14844 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14846 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14847 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14848 (ix86_frame_pointer_required): Make as static, change return type to
14850 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14852 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14853 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14855 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14857 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14859 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14861 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14862 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14863 (mips_frame_pointer_required): Make as static.
14864 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14866 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14867 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14868 (mmix_frame_pointer_required): Mew function.
14870 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14871 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14873 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14875 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14877 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14879 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14880 (CAN_ELIMINATE): Redefine.
14881 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14882 (sparc_frame_pointer_required): New function.
14883 (sparc_can_eliminate): New function.
14884 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14886 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14887 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14889 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14890 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14891 (xtensa_frame_pointer_required): Make as static, change return type
14893 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14896 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14898 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14899 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14900 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14901 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14902 (register_callback): Handle PLUGIN_START_UNIT.
14903 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14905 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14907 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14909 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14910 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14912 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14914 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14917 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14919 * doc/extend.texi (Additional Floating Types): __float128 is also
14920 supported on i386 targets.
14922 2009-06-29 Richard Guenther <rguenther@suse.de>
14924 PR middle-end/14187
14925 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14927 (pt_solutions_same_restrict_base): Declare.
14928 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14930 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14931 (make_constraint_from, make_copy_constraint): Move earlier.
14932 (make_constraint_from_heapvar): New function.
14933 (make_constraint_from_restrict): Likewise.
14934 (handle_lhs_call): Use it.
14935 (find_func_aliases): Use it to track conversions to restrict
14936 qualified pointers.
14937 (struct fieldoff): Add only_restrict_pointers flag.
14938 (push_fields_onto_fieldstack): Initialize it.
14939 (create_variable_info_for): Track global restrict qualified pointers.
14940 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14941 Track restrict qualified pointer arguments.
14942 (set_uids_in_ptset): Use varinfo is_global_var flag.
14943 (find_what_var_points_to): Set the vars_contains_restrict flag.
14944 Always create the points-to solution for sets including restrict tags.
14945 (pt_solutions_same_restrict_base): New function.
14946 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14947 qualified pointers use pt_solutions_same_restrict_base as
14948 additional source for disambiguation.
14950 2009-06-29 Richard Guenther <rguenther@suse.de>
14952 PR middle-end/38212
14953 * alias.c (find_base_decl): Remove.
14954 (get_deref_alias_set_1): Remove restrict handling.
14955 * c-common.c (c_apply_type_quals_to_decl): Do not set
14956 DECL_POINTER_ALIAS_SET.
14957 * gimplify.c (find_single_pointer_decl_1): Remove.
14958 (find_single_pointer_decl): Likewise.
14959 (internal_get_tmp_var): Remove restrict handling.
14960 (gimple_regimplify_operands): Likewise.
14961 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14962 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14963 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14964 * tree.c (restrict_base_for_decl): Remove.
14965 (init_ttree): Do not allocate it.
14966 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14967 LABEL_DECL_UID for label decls.
14968 (copy_node_stat): Do not copy restrict information.
14969 (decl_restrict_base_lookup): Remove.
14970 (decl_restrict_base_insert): Likewise.
14971 (print_restrict_base_statistics): Likewise.
14972 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14973 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14974 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14975 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14976 (LABEL_DECL_UID): Adjust.
14977 (DECL_BASED_ON_RESTRICT_P): Remove.
14978 (DECL_GET_RESTRICT_BASE): Likewise.
14979 (SET_DECL_RESTRICT_BASE): Likewise.
14980 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14982 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14983 instead of DECL_POINTER_ALIAS_SET.
14984 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14985 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14986 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14988 2009-06-29 Richard Guenther <rguenther@suse.de>
14990 PR tree-optimization/40579
14991 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14992 the IL to simplify has constants that overflowed.
14994 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14996 PR tree-optimization/40550
14997 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14998 vector_compute_type only when the size of vector_compute_type is
14999 less than the size of type.
15001 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
15003 * fold-const.c (contains_label_1): Fix comments.
15004 (contains_label_p): Do not walk trees multiple time.
15006 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15008 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
15009 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
15010 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
15011 ix86_fp_comparison_operator.
15012 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
15013 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
15014 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
15015 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
15016 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
15017 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
15018 (related splits): Change predicate to ix86_fp_comparison_operator.
15019 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
15020 instead of ix86_fp_comparison_codes.
15021 (ix86_trivial_fp_comparison_operator,
15022 ix86_fp_comparison_operator): New.
15023 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
15024 (ix86_expand_compare): Eliminate last two parameters.
15025 (ix86_fp_jump_nontrivial_p): Kill.
15026 * config/i386/i386.c (put_condition_code): Eliminate call to
15027 ix86_fp_comparison_codes and subsequent assertion.
15028 (ix86_fp_comparison_codes): Eliminate.
15029 (ix86_fp_swap_condition): New.
15030 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
15031 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
15032 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
15033 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
15034 and ix86_fp_swap_condition.
15035 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
15036 Use ix86_fp_comparison_strategy.
15037 (ix86_expand_compare): Likewise. Eliminate last two arguments.
15038 (ix86_fp_jump_nontrivial_p): Eliminate.
15039 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
15040 call to ix86_expand_compare.
15041 (ix86_split_fp_branch, ix86_expand_setcc,
15042 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
15043 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
15045 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15047 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
15048 related to jump_clobbers.
15049 * config/arm/arm.md (conds): Remove jump_clob case.
15050 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
15051 splits): Change comparison_operator to arm_comparison_operator.
15052 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
15055 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15057 * dojump.c (do_compare_rtx_and_jump): Try swapping the
15058 condition for floating point modes.
15059 * expmed.c (emit_store_flag_1): Move here a bigger part
15060 of emit_store_flag.
15061 (emit_store_flag): Try swapping the condition for floating point
15063 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
15065 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15067 * expr.c (expand_expr_real_1): Just use do_store_flag.
15068 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
15069 emit_store_flag_force.
15070 * expmed.c (emit_store_flag_force): Copy here trick
15071 previously in expand_expr_real_1. Try reversing the comparison.
15072 (emit_store_flag_1): Work if target is NULL.
15073 (emit_store_flag): Work if target is NULL, using the result mode
15074 from the comparison. Use split_comparison, restructure final part
15075 to simplify conditionals.
15077 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15079 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
15080 * dojump.c (do_jump): Change handling of floating-point
15081 ops to use just do_compare_and_jump.
15082 (split_comparison): New.
15083 (do_compare_rtx_and_jump): Add here logic coming previously
15084 in do_jump, using split_comparison.
15086 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
15089 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
15091 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15093 * tree-ssa-alias.c: Fix unintentional commit.
15095 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15097 * passes.c (execute_one_pass): Fix unintentional commit.
15099 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15101 * df-problems.c (df_set_seen, df_unset_seen): Delete.
15102 (df_rd_local_compute, df_md_local_compute): Inline them.
15104 (df_md_scratch): New.
15105 (df_md_alloc, df_md_free): Allocate/free it.
15106 (df_md_local_compute): Only include live registers in init.
15107 (df_md_transfer_function): Prune the in-set computed by
15108 the confluence function, and the gen-set too.
15110 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15112 PR rtl-optimization/26854
15113 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
15114 * df-problems.c (df_rd_add_problem): Fix comment.
15115 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
15116 df_md_simulate_artificial_defs_at_top,
15117 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
15118 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
15119 df_md_transfer_function, df_md_init, df_md_confluence_0,
15120 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
15121 problem_MD, df_md_add_problem): New.
15122 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
15123 df_md_get_bb_info): New.
15124 (DF_LAST_PROBLEM_PLUS1): Adjust.
15126 * Makefile.in (fwprop.o): Include domwalk.h.
15127 * fwprop.c: Include domwalk.h.
15128 (reg_defs, reg_defs_stack): New.
15129 (bitmap_only_bit_between): Remove.
15130 (process_defs): New.
15131 (process_uses): Use reg_defs and local_md instead of
15132 bitmap_only_bit_between and local_rd.
15133 (single_def_use_enter_block): New, from build_single_def_use_links.
15134 (single_def_use_leave_block): New.
15135 (build_single_def_use_links): Remove code moved to
15136 single_def_use_enter_block, invoke domwalk.
15137 (use_killed_between): Adjust comment.
15139 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15141 * bitmap.h (bitmap_ior_and_into): New.
15142 * bitmap.c (bitmap_ior_and_into): New.
15144 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15146 * domwalk.h (struct dom_walk_data): Remove all callbacks except
15147 before_dom_children_before_stmts and after_dom_children_after_stmts.
15148 Rename the two remaining callbacks to just before_dom_children and
15149 after_dom_children. Remove other GIMPLE statement walking bits.
15150 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
15151 * graphite.c: Do not include domwalk.h.
15152 * tree-into-ssa.c (interesting_blocks): New global.
15153 (struct mark_def_sites_global_data): Remove it and names_to_rename.
15154 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
15155 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
15156 now that they're not domwalk callbacks.
15157 (rewrite_initialize_block): Rename to...
15158 (rewrite_enter_block): ... this, place after called functions. Test
15159 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
15160 (rewrite_finalize_block): Rename to...
15161 (rewrite_leave_block): ... this, place after called functions.
15162 (rewrite_update_init_block): Rename to...
15163 (rewrite_update_enter_block): ... this, place after called functions.
15164 Test interesting_blocks, call rewrite_update_stmt and
15165 rewrite_update_phi_arguments.
15166 (rewrite_update_fini_block): Rename to...
15167 (rewrite_leave_block): ... this, place after called functions.
15168 (rewrite_blocks): Remove last argument, simplify initialization of
15170 (mark_def_sites_initialize_block): Rename to...
15171 (mark_def_sites_block): ... this, call mark_def_sites.
15172 (mark_def_sites_blocks): Remove argument, simplify initialization of
15174 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
15175 (update_ssa): Likewise.
15176 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
15178 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
15179 (dom_opt_initialize_block): Rename to...
15180 (dom_opt_enter_block): ... this, place after called functions. Walk
15181 statements here, inline propagate_to_outgoing_edges.
15182 (dom_opt_finalize_block): Rename to...
15183 (dom_opt_leave_block): ... this, place after called functions.
15184 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
15186 (dse_enter_block, dse_record_phi): New.
15187 (dse_record_phis): Delete.
15188 (dse_finalize_block): Rename to...
15189 (dse_leave_block): ... this.
15190 (tree_ssa_dse): Simplify initialization of walk_data.
15191 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
15192 Adjust initialization of walk_data.
15193 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
15194 * tree-ssa-loop-phiopt.c (get_non_trapping):
15195 Adjust initialization of walk_data.
15196 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
15197 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
15198 it's not a domwalk callback.
15199 (uncprop_initialize_block): Rename to...
15200 (dse_enter_block): ... this, call uncprop_into_successor_phis.
15201 (dse_finalize_block): Rename to...
15202 (dse_leave_block): ... this.
15203 (tree_ssa_uncprop): Simplify initialization of walk_data.
15204 * Makefile.in: Adjust dependencies.
15206 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
15208 * arm.md (casesi): Fix test for Thumb1.
15209 (thumb1_casesi_internal_pic): Likewise.
15210 (thumb1_casesi_dispatch): Likewise.
15212 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
15214 * config/arm/arm-cores.def: Added core cortex-m0.
15215 * config/arm/arm-tune.md: Regenerated.
15216 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
15218 2009-06-26 DJ Delorie <dj@redhat.com>
15220 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
15222 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
15223 the scheduler doesn't tag jump insns.
15225 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
15227 * c-decl.c (merge_decls): Re-indent.
15229 2009-06-26 Janis Johnson <janis187@us.ibm.com>
15232 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
15233 Special-case decimal float constants.
15235 2009-06-26 Richard Henderson <rth@redhat.com>
15237 * function.h (struct function): Add cannot_be_copied_reason,
15238 and cannot_be_copied_set.
15239 * tree-inline.c (has_label_address_in_static_1): Rename from
15240 inline_forbidden_p_2; don't set inline_forbidden_reason here.
15241 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
15242 don't set inline_forbidden_reason.
15243 (copy_forbidden): New function, split out of inline_forbidden_p.
15244 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
15245 (inline_forbidden_p): Use copy_forbidden.
15246 (tree_versionable_function_p): Likewise.
15247 (inlinable_function_p): Merge into tree_inlinable_function_p.
15248 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
15249 * ipa-cp.c (ipcp_versionable_function_p): New function.
15250 (ipcp_cloning_candidate_p): Use it.
15251 (ipcp_node_modifiable_p): Likewise.
15253 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
15255 * builtins.c (expand_builtin_alloca): Handle builtin alloca
15256 that is marked not to be inlined. Remove flag_mudflap use.
15257 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
15258 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
15260 2009-06-26 Steve Ellcey <sje@cup.hp.com>
15263 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
15264 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
15266 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
15268 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
15270 (__mingwthr_remove_key_dtor): Likewise.
15272 2009-06-26 Richard Guenther <rguenther@suse.de>
15274 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
15276 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
15278 PR middle-end/40525
15279 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
15280 try the non-cond_exec path also.
15282 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15285 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
15286 (output_cbranch): Use new functions.
15287 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
15290 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
15291 Pat Haugen <pthaugen@us.ibm.com>
15292 Revital Eres <ERES@il.ibm.com>
15294 * config/rs6000/rs6000.c (print_operand): Correct lossage message
15295 for %c error. Add %x support to print VSX registers as a unified
15296 register set, instead of separate float and altivec registers.
15297 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
15298 %y case, and add support for VSX pre-modify addresses.
15299 (output_toc): Add assert for CONST containing an integer constant
15301 (rs6000_adjust_cost): Add POWER7 support.
15302 (insn_must_be_first_in_group): Ditto.
15303 (insn_must_be_last_in_group): Ditto.
15304 (rs6000_emit_popcount): Ditto.
15305 (rs6000_vector_mode_supported_p): Ditto.
15307 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
15308 Change some of the functions called by macros to being called
15309 through a pointer, so debug functions can be inserted if
15310 -mdebug=addr or -mdebug=cost.
15311 (rs6000_preferred_reload_class_ptr): Ditto.
15312 (rs6000_secondary_reload_class_ptr): Ditto.
15313 (rs6000_secondary_memory_needed_ptr): Ditto.
15314 (rs6000_cannot_change_mode_class_ptr): Ditto.
15315 (rs6000_secondary_reload_inner): Ditto.
15316 (rs6000_legitimize_reload_address): Ditto.
15317 (rs6000_legitimize_reload_address_ptr): Ditto.
15318 (rs6000_mode_dependent_address): Ditto.
15319 (rs6000_mode_dependent_address_ptr): Ditto.
15321 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
15322 function to return true if the mode allows reg + integer
15324 (virtual_stack_registers_memory_p): New function to return true if
15325 the address refers to a virtual stack register.
15326 (rs6000_legitimate_offset_address_p): Move code to say whether a
15327 mode supports reg+int addressing to reg_offset_addressing_ok_p and
15329 (rs6000_legitimate_address_p): Add checks for modes that only can
15330 do reg+reg addressing. Start adding VSX support.
15331 (rs6000_legitimize_reload_address): Ditto.
15332 (rs6000_legitimize_address): Ditto.
15333 (rs6000_debug_legitimate_address_p): New debug functions for
15334 -mdebug=addr and -mdebug=cost.
15335 (rs6000_debug_rtx_costs): Ditto.
15336 (rs6000_debug_address_costs): Ditto.
15337 (rs6000_debug_adjust_cost): Ditto.
15338 (rs6000_debug_legitimize_address): Ditto.
15339 (rs6000_legitimize_reload_address_ptr): Point to call normal
15340 function or debug function. Make functions called via pointer
15342 (rs6000_mode_dependent_address_ptr): Ditto.
15343 (rs6000_secondary_reload_class_ptr): Ditto.
15344 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
15345 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
15346 into a friendlier error.
15347 (rs6000_init_builtins): Add initial VSX support.
15348 (rs6000_adjust_cost): Fix some spacing issues.
15350 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
15351 (REG_CLASS_NAMES): Ditto.
15352 (REG_CLASS_CONTENTS): Ditto.
15353 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
15354 pointer, to add -mdebug=addr support.
15355 (CANNOT_CHANGE_MODE_CLASS): Ditto.
15356 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
15357 -mdebug=addr support.
15358 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
15359 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
15360 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
15362 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
15364 (bswapsi*): Set attribute types for load/store. Add combiner
15365 patterns to eliminate zero extend on 64-bit.
15366 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
15367 stdbrx if the hardware supports those instructions.
15369 2009-06-25 Ian Lance Taylor <iant@google.com>
15371 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
15372 (Link Options): Document -static-libstdc++.
15374 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15377 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
15378 DATA_ALIGNMENT instead.
15380 2009-06-25 Richard Guenther <rguenther@suse.de>
15382 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
15383 indirect references against the callused/escaped solutions.
15384 (call_may_clobber_ref_p_1): Likewise.
15386 2009-06-25 Martin Jambor <mjambor@suse.cz>
15388 PR tree-optimization/40493
15389 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
15390 (enum unscalarized_data_handling): New type.
15391 (handle_unscalarized_data_in_subtree): Return what has been done.
15392 (load_assign_lhs_subreplacements): Handle left flushes differently.
15393 (sra_modify_assign): Use unscalarized_data_handling, simplified
15394 condition determining whether to remove the statement.
15396 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
15398 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
15399 excerpt - @ should be doubled for texinfo.
15401 2009-06-24 Ian Lance Taylor <iant@google.com>
15403 * config/arc/arc.c: Include "df.h".
15404 (arc_attribute_table): Make static. Move higher in file.
15405 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
15406 (output_shift): Initialize n later to avoid warning.
15407 * config/arm/arm.c (arm_attribute_table): Make static. Move
15409 * config/avr/avr.c (avr_attribute_table): Make static. Move
15411 (reg_class_tab): Change array type from int to enum reg_class.
15412 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
15414 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
15415 (lshrhi3_out): Likewise.
15416 (class_likely_spilled_p): Change return type to bool.
15417 (avr_rtx_costs): Use local code variable with enum type.
15418 * config/avr/avr.md (movmemhi): Use add_reg_note.
15419 (andhi3, andsi3): Don't use AS2 with "and".
15420 (iorhi3, iorsi3): Don't use AS2 with "or".
15421 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
15422 * config/crx/crx.c: Include "df.h".
15423 (crx_attribute_table): Make static.
15424 * config/m32r/m32r.c: Include "df.h".
15425 (m32r_attribute_table): Make static. Move higher in file.
15426 (pop): Use add_reg_note.
15427 (block_move_call): Change 0 to LCT_NORMAL in function call.
15428 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
15429 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
15430 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
15431 declare, not just when TREE_CODE is defined.
15432 * config/m68hc11/m68hc11.c: Include "expr.h".
15433 (m68hc11_attribute_table): Make static. Move higher in file.
15434 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
15436 (m68hc11_register_indirect_p): Likewise.
15437 (m68hc11_function_arg_padding): Change return type to enum
15439 (emit_move_after_reload): Use add_reg_note.
15440 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
15441 (m68hc11_split_logical): Likewise.
15442 (m68hc11_rtx_costs): Add local code_and outer_code variables with
15444 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
15445 to VOIDmode in function call.
15446 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
15448 (m68hc11_split_logical): Update declaration.
15449 (m68hc11_function_arg_padding): Update declaration.
15450 * config/mcore/mcore.c (regno_reg_class): Change form array of int
15451 to array of enum reg_class.
15452 (mcore_attribute_table): Make static. Move higher in file.
15453 (mcore_rtx_costs): Add cast to enum type.
15454 * config/mcore/mcore.h (regno_reg_class): Update declaration.
15455 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
15456 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
15458 * config/sh/predicates.md (trapping_target_operand): Rename and to
15460 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
15462 * config/spu/spu.c (spu_attribute_table): Make static. Move
15464 * config/v850/v850.c (v850_attribute_table): Make static. Move
15466 (v850_rtx_costs): Use local code with enum type.
15467 (expand_epilogue): Add cast.
15468 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
15470 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
15473 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
15474 -m2a-single-only and -m2a-nofpu.
15475 * config/sh/sh.opt: Document m2a generates FPU code.
15477 2009-06-24 Anatoly Sokolov <aesok@post.ru>
15479 * defaults.h (CAN_ELIMINATE): Provide default.
15480 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
15481 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
15482 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
15483 * config/spu/spu.h (CAN_ELIMINATE): Delete.
15484 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
15485 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
15486 * config/cris/cris.h (CAN_ELIMINATE): Delete.
15487 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
15488 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
15489 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
15491 2009-06-24 DJ Delorie <dj@redhat.com>
15493 * mep-ext-cop.cpu: Fix copyright notice.
15494 * mep-default: Fix copyright notice.
15495 * mep-core: Fix copyright notice.
15496 * mep: Fix copyright notice.
15497 * mep-ivc2: Fix copyright notice.
15498 * mep-c5: Fix copyright notice.
15500 2009-06-24 Denis Chertykov <chertykov@gmail.com>
15502 * doc/contrib.texi (Contributors):
15504 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
15506 PR middle-end/40501
15507 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
15508 src and dst operands if necessary.
15510 2009-06-23 DJ Delorie <dj@redhat.com>
15513 * config.gcc: Add mep support.
15514 * recog.c: Resurrect validate_replace_rtx_subexp().
15515 * recog.h: Likewise.
15516 * config/mep/: Add new port:
15517 * config/mep/constraints.md: New file.
15518 * config/mep/default.h: New file.
15519 * config/mep/intrinsics.h: New file.
15520 * config/mep/intrinsics.md: New file.
15521 * config/mep/ivc2-template.h: New file.
15522 * config/mep/mep-c5.cpu: New file.
15523 * config/mep/mep-core.cpu: New file.
15524 * config/mep/mep-default.cpu: New file.
15525 * config/mep/mep-ext-cop.cpu: New file.
15526 * config/mep/mep-intrin.h: New file.
15527 * config/mep/mep-ivc2.cpu: New file.
15528 * config/mep/mep-lib1.asm: New file.
15529 * config/mep/mep-lib2.c: New file.
15530 * config/mep/mep-pragma.c: New file.
15531 * config/mep/mep-protos.h: New file.
15532 * config/mep/mep-tramp.c: New file.
15533 * config/mep/mep.c: New file.
15534 * config/mep/mep.cpu: New file.
15535 * config/mep/mep.h: New file.
15536 * config/mep/mep.md: New file.
15537 * config/mep/mep.opt: New file.
15538 * config/mep/predicates.md: New file.
15539 * config/mep/t-mep: New file.
15541 2009-06-23 Ian Lance Taylor <iant@google.com>
15543 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
15544 from loose_warn into c_loose_warn and from strict_warn into
15545 c_strict_warn. Set and substitute warn_cxxflags. Check for
15546 --enable-build-with-cxx. Set and substitute
15547 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
15548 * Makefile.in (CXXFLAGS): New variable.
15549 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
15550 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
15551 the default is the same as $(STRICT_WARN).
15552 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
15553 (CXX): New variable.
15554 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
15555 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
15556 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
15557 (HOST_LIBS): New variable.
15558 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
15559 (ALL_CXXFLAGS): New variable.
15560 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
15561 * doc/install.texi (Configuration): Document
15562 --enable-build-with-cxx, --with-stage1-ldflags,
15563 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
15564 * configure: Rebuild.
15566 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15568 * config/arm/arm.c (arm_override_options): Fix braces and formatting
15569 from previous commit.
15571 2009-06-23 Ian Lance Taylor <iant@google.com>
15573 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
15575 2009-06-23 Ian Lance Taylor <iant@google.com>
15577 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
15578 with ATTRIBUTE_UNUSED.
15580 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15581 Pat Haugen <pthaugen@us.ibm.com>
15582 Revital Eres <eres@il.ibm.com>
15584 * config.in (HAVE_AS_POPCNTD): Add default definition.
15585 (HAVE_AS_LWSYNC): Ditto.
15587 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
15589 (gcc_cv_as_powerpc_cmpb): Ditto.
15590 (gcc_cv_as_powerpc_dfp): Ditto.
15591 (gcc_cv_as_powerpc_vsx): Ditto.
15592 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
15593 supporting the popcntd/lwsync instructions.
15594 (gcc_cv_as_powerpc_lwsync): Ditto.
15595 * configure: Regenerate.
15597 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
15598 -mcpu=native and -mcpu=power7.
15599 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
15601 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
15602 a variable instead of a mask to reduce the number of mask bits.
15603 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
15604 (-mbit-word): Ditto.
15605 (-mregnames): Ditto.
15606 * config/rs6000/rs6000.opt (-mupdate): Ditto.
15607 (-mfused-madd): Ditto.
15609 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
15611 (-mvsx): New switch for VSX instructions.
15612 (-misel): Move from a variable to a mask to allow it to be set by
15615 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
15616 function declaration to an array declaration.
15617 (rs6000_hard_regno_nregs): New external array declaration.
15619 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
15620 files included by rs6000.md.
15622 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
15623 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
15625 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
15627 (rs6000_debug_reg): New -mdebug= variables.
15628 (rs6000_debug_addr): Ditto.
15629 (rs6000_debug_cost): Ditto.
15630 (rs6000_pmode): New variable to hold Pmode.
15631 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
15632 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
15633 calculated at compiler start.
15634 (rs6000_hard_regno_nregs): Change function to an array which holds
15635 HARD_REGNO_NREGS calculated at compiler start.
15636 (rs6000_explicit_options): Delete isel field.
15637 (rs6000_vector_unit): New array to hold which vector unit
15638 supports arithmetic options for a given type.
15639 (rs6000_vector_mem): New array to hold which vector unit supports
15640 memory reference operations for a given type.
15641 (rs6000_vector_align): New array to given the alignment of each
15643 (power7_cost): New basic costs for power7.
15644 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
15645 (rs6000_hard_regno_nregs_internal): New function, moved from
15646 HARD_REGNO_NREGS, to calculate the number of registers each hard
15647 register takes for each type.
15648 (rs6000_debug_reg_print): New function for -mdebug=reg support.
15649 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
15650 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
15651 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
15652 unit information here so it is calculated once at compiler startup
15654 (rs6000_override_options): Make -misel a target mask. Add more
15655 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
15656 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
15658 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
15659 (rs6000_handle_option): Move -misel from variable to target mask.
15660 (rs6000_builtin_mask_for_load): Add VSX support.
15661 (rs6000_conditional_register_usage): Ditto.
15662 (USE_ALTIVEC_FOR_ARG_P): Ditto.
15663 (function_arg_boundary): Ditto.
15664 (rs6000_expand_builtin): Ditto.
15665 (def_builtin): Make abort message a little friendlier.
15666 (rs6000_emit_int_cmove): Add support for 64-bit isel.
15668 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
15669 assembler support the popcntd instruction instead of a vsx
15670 instruction to enable power7 support.
15671 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
15672 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
15673 option to the assembler if -mcpu=native.
15674 (ASM_CPU_NATIVE_SPEC): Ditto.
15675 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15677 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15678 the lwsync instruction.
15679 (enum processor_type): Add PROCESSOR_POWER7.
15680 (rs6000_debug_reg): New -mdebug= options.
15681 (rs6000_debug_addr): Ditto.
15682 (rs6000_debug_cost): Ditto.
15683 (rs6000_isel): Delete.
15684 (enum rs6000_vector): New enum to say what vector unit we have.
15685 (VECTOR_UNIT_*): New macros to say which vector unit has
15686 arithmetic operations for a given type.
15687 (VECTOR_MEM_*): New macros to say which vector unit has memory
15688 operations for a given type.
15689 (TARGET_LDBRX): Whether the machine supports the ldbrx
15691 (TARGET_ISEL): Delete, -misel moved to be a mask.
15692 (TARGET_ISEL64): New macro for 64-bit isel support.
15693 (UNITS_PER_VSX_WORD): New macro.
15694 (POINTER_SIZE): Move to be an external variable, rather than
15695 calculating whether we are generating 32 ot 64-bit code.
15697 (STACK_BOUNDARY): Add VSX support.
15698 (LOCAL_ALIGNMENT): Ditto.
15699 (SLOW_UNALIGNED_ACCESS): Ditto.
15700 (VSX_REGNO_P): New macro for VSX support.
15701 (VFLOAT_REGNO_P): Ditto.
15702 (VINT_REGNO_P): Ditto.
15703 (VLOGICAL_REGNO_P): Ditto.
15704 (VSX_VECTOR_MODE): Ditto.
15705 (VSX_SCALAR_MODE): Ditto.
15707 (VSX_MOVE_MODE): Ditto.
15708 (VSX_REG_CLASS_P): Ditto.
15709 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15711 (UNITS_PER_SIMD_WORD): Add VSX support.
15712 (MODES_TIEABLE_P): Ditto.
15713 (STARTING_FRAME_OFFSET): Ditto.
15714 (STACK_DYNAMIC_OFFSET): Ditto.
15715 (EPILOGUE_USES): Ditto.
15716 (REGNO_REG_CLASS): Move to array lookup.
15717 (CLASS_MAX_NREGS): Ditto.
15718 (rs6000_vector_reg_class): Add declaration.
15719 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15720 overlap with the floating point and Altivec registers.
15722 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15724 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15725 give the appropriate asm switches if -mcpu=native.
15726 (host_detect_local_cpu): Add support for "asm".
15727 (host_detect_local_cpu): Follow GNU code guidelines for name.
15729 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15730 -mbit-word to a variable instead of being a target mask.
15732 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15733 emit the lwsync instruction instead of emitting the instruction as
15734 an integer constant.
15736 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15737 fixuns_trundfsi2, move expander into rs6000.md.
15739 * config/rs6000/rs6000.md (cpu): Add power7.
15740 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15741 (logical predicate patterns): Change the single instruction
15742 primitives that set CR0 to be fast_compare instead of compare.
15744 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15745 (popcntddi2): Ditto.
15746 (popcount<mode>): Ditto.
15747 (floating multiply/add insns): Name the floating point
15748 multiply/add insns.
15749 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15750 (isel_unsigned_<mode>): Ditto.
15751 (fixuns_trundfsi2): Move expander here from spe.md.
15752 (smindi3): Define if we have -misel on 64-bit systems.
15757 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15759 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15761 * config/avr/avr.c (avr_current_device): New variable.
15762 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15763 (avr_arch, mcu_type_s): Move to avr.h.
15764 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15765 default_data_section_start fields.
15766 (avr_arch): Moved from avr.c.
15767 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15768 library_name fields.
15769 (avr_current_device, avr_mcu_types, avr_arch_types,
15770 avr_device_to_arch, avr_device_to_data_start,
15771 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15772 (EXTRA_SPEC_FUNCTIONS): Define.
15773 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15774 options mapping. Use device_to_arch and device_to_data_start insted.
15775 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15776 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15777 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15778 * config/avr/driver-avr.c: New file.
15779 * config/avr/avr-devices.c: New file.
15781 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15783 * var-tracking.c (unshare_variable): Force initialized to
15784 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15785 (set_variable_part): Likewise.
15786 (struct variable_union_info): Remove pos_src field.
15787 (vui_vec, vui_allocated): New variables.
15788 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15789 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15790 == 1 use a simpler sorting algorithm. Compute pos field right
15791 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15792 Avoid quadratic comparison if !flag_var_tracking_uninit.
15793 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15794 unshare_variable unconditionally.
15795 (dataflow_set_different_2): Removed.
15796 (dataflow_set_different): Don't traverse second hash table.
15797 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15798 unconditionally to var_reg_set or var_mem_set.
15799 (emit_notes_in_bb): Likewise.
15800 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15802 (emit_note_insn_var_location): Don't set initialized to
15803 VAR_INIT_STATUS_INITIALIZED early.
15804 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15806 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15808 * tree-object-size.c (addr_object_size): Instead of checking
15809 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15810 are no FIELD_DECLs following it.
15812 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15814 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15815 order to match bswaps with signed source operands.
15817 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15819 * sdbout.c (sdbout_one_type): Fix braces in switch.
15821 2009-06-23 Richard Guenther <rguenther@suse.de>
15823 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15825 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15826 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15827 var_callused, callused_tree, var_storedanything, storedanything_tree,
15828 var_integer, integer_tree): Remove global variables.
15829 (new_var_info): Do not pass new id, append the new var to the
15830 global variable vector.
15831 (do_ds_constraint): Use is_global_var member of the variable-info.
15832 (new_scalar_tmp_constraint_exp): Adjust.
15833 (create_function_info_for): Likewise.
15834 (create_variable_info_for): Likewise.
15835 (find_what_var_points_to): Remove dead code.
15836 (init_base_vars): Simplify.
15837 (compute_points_to_sets): Adjust.
15839 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15841 * combine.c (try_combine): Dump information about the insns we're
15844 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15846 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15847 check when calling force_to_mode on TRUNCATE's operand.
15849 2009-06-22 Ian Lance Taylor <iant@google.com>
15851 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15853 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15855 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15857 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15859 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15860 override library linkage flags such as -static-libgcc or
15863 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15865 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15867 2009-06-22 Ian Lance Taylor <iant@google.com>
15869 * config/linux.opt: Put mglibc ahead of muclibc.
15871 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15872 for duplicate decls.
15874 2009-06-22 Matthias Klose <doko@ubuntu.com>
15876 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15878 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15881 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15882 instead of NULL if a parser error occurs.
15884 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15886 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15887 non-DWARF2_DEBUGGING_INFO version.
15889 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15891 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15892 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15894 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15895 (LIBGCC2_TF_CEXT): Define.
15898 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15901 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15903 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15905 * config/arm/arm.c (arm_override_options): Disable
15906 -mcaller-super-interworking and -mcallee-super-interworking.
15907 * doc/invoke.texi (ARM Options): Document this.
15909 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15911 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15912 * config/arm/constraints.md (j): New constraint for movw operands.
15913 (N): Remove thumb2 meaning.
15914 * config/arm/arm.md (*arm_movw): Delete.
15915 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15916 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15917 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15919 2009-06-22 Martin Jambor <mjambor@suse.cz>
15921 PR tree-optimization/40492
15922 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15923 build_ref_for_offset.
15925 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15927 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15928 JUMP_TABLE_DATA_P predicates where applicable.
15929 * auto-inc-dec.c: Ditto.
15930 * builtins.c: Ditto.
15931 * caller-save.c: Ditto.
15933 * cfgcleanup.c: Ditto.
15934 * cfglayout.c: Ditto.
15936 * combine.c: Ditto.
15937 * combine-stack-adj.c: Ditto.
15941 * df-scan.c: Ditto.
15943 * dwarf2asm.c: Ditto.
15944 * dwarf2out.c: Ditto.
15945 * emit-rtl.c: Ditto.
15951 * function.c: Ditto.
15954 * genpreds.c: Ditto.
15955 * genrecog.c: Ditto.
15957 * ira-costs.c: Ditto.
15958 * ira-lives.c: Ditto.
15960 * loop-iv.c: Ditto.
15961 * lower-subreg.c: Ditto.
15962 * modulo-sched.c: Ditto.
15964 * postreload.c: Ditto.
15965 * print-rtl.c: Ditto.
15967 * reginfo.c: Ditto.
15968 * regmove.c: Ditto.
15969 * reload1.c: Ditto.
15972 * rtlanal.c: Ditto.
15974 * sched-vis.c: Ditto.
15976 * sel-sched-ir.c: Ditto.
15977 * simplify-rtx.c: Ditto.
15978 * targhooks.c: Ditto.
15979 * var-tracking.c: Ditto.
15980 * vmsdbgout.c: Ditto.
15982 2009-06-22 Matthias Klose <doko@ubuntu.com>
15984 * Makefile.in (install-plugin): Always use DESTDIR.
15986 2009-06-22 Olivier Hainque <hainque@adacore.com>
15988 * config/pa/pa.c (output_call): Don't optimize post call jumps
15989 into return address adjustments if the call may throw.
15991 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15993 * arm.c (thumb1_output_casesi): New function.
15994 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15995 optimizing for size or PIC.
15996 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15997 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15998 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15999 (thumb1_casesi_internal_pic): New expand rule.
16000 (thumb1_casesi_dispatch): New pattern.
16001 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
16003 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
16004 in the text seciton when PIC or optimizing for size.
16005 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
16006 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
16007 preservation properties of code.
16008 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
16009 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
16010 (__gnu_thumb1_case_si): New function.
16011 * t-arm (LIB1ASMSRC): Define here.
16012 (LIB1ASMFUNCS): Add some common functions.
16013 * t-arm-elf (LIB1ASMSRC): Delete.
16014 (LIB1ASMFUNCS): Append to existing set.
16015 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16016 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16017 * t-symbian (LIB1ASMFUNCS): Likewise.
16018 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16019 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16021 2009-06-21 Richard Guenther <rguenther@suse.de>
16023 PR tree-optimization/38729
16024 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
16025 to loops with a single exit if -fno-expensive-optimizations.
16027 2009-06-21 Jakub Jelinek <jakub@redhat.com>
16029 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
16030 (dataflow_set): Change vars type from htab_t to shared_hash.
16031 (shared_hash_pool, empty_shared_hash): New variables.
16032 (vars_clear): Removed.
16033 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
16034 shared_hash_find_slot_unshare, shared_hash_find_slot,
16035 shared_hash_find_slot_noinsert, shared_hash_find): New
16037 (shared_hash_unshare, shared_hash_destroy): New functions.
16038 (unshare_variable): Unshare set->vars if shared, use
16040 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
16041 (get_init_value, find_src_set_src, dump_dataflow_set,
16042 clobber_variable_part, emit_notes_for_differences): Use
16044 (dataflow_set_init): Remove second argument, set vars to
16045 empty_shared_hash instead of creating a new htab.
16046 (dataflow_set_clear): Call shared_hash_destroy and set vars
16047 to empty_shared_hash instead of calling vars_clear.
16048 (dataflow_set_copy): Don't call vars_copy, instead just share
16049 the src htab with dst.
16050 (variable_union): Use shared_hash_*, use initially NO_INSERT
16051 lookup if set->vars is shared. Don't keep slot cleared before
16052 calling unshare_variable. Unshare set->vars if needed.
16053 Even ->refcount == 1 vars must be unshared if set->vars is shared
16054 and var needs to be modified.
16055 (variable_canonicalize): New function.
16056 (dataflow_set_union): If dst->vars is empty, just share src->vars
16057 with dst->vars and traverse with variable_canonicalize to canonicalize
16058 and unshare what is needed.
16059 (dataflow_set_different): If old_set and new_set use the same shared
16060 htab, they aren't different. If number of htab elements is different,
16061 htabs are different. Use shared_hash_*.
16062 (dataflow_set_destroy): Call shared_hash_destroy instead of
16064 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
16065 second argument to dataflow_set_init.
16066 (vt_initialize): Likewise. Initialize shared_hash_pool and
16067 empty_shared_hash, move bb in/out initialization afterwards.
16068 Use variable_htab_free instead of NULL as changed_variables del hook.
16069 (variable_was_changed): Change type of second argument to pointer to
16070 dataflow_set. When inserting var into changed_variables, bump
16071 refcount. Unshare set->vars if set is shared htab and slot needs to
16073 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
16074 lookup if set->vars is shared. Unshare set->vars if needed.
16075 Even ->refcount == 1 vars must be unshared if set->vars is shared
16076 and var needs to be modified. Adjust variable_was_changed caller.
16077 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
16078 vars must be unshared if set->vars is shared and var needs to be
16079 modified. Adjust variable_was_changed caller.
16080 (emit_note_insn_var_location): Don't pool_free var.
16081 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
16083 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
16084 free_alloc_pool on shared_hash_pool.
16086 2009-06-20 Anthony Green <green@moxielogic.com>
16088 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
16089 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
16091 2009-06-20 Richard Guenther <rguenther@suse.de>
16093 * tree-ssa-structalias.c (find_func_aliases): For memset use
16094 a constraint from NULL if we memset to zero.
16095 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
16096 we explicitly handle that do not read from memory.
16097 (call_may_clobber_ref_p_1): Properly handle builtins that may
16100 2009-06-20 Richard Guenther <rguenther@suse.de>
16102 PR tree-optimization/40495
16103 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
16104 (new_scalar_tmp_constraint_exp): New function.
16105 (process_constraint): Do not create temporary decls.
16106 (process_all_all_constraints): Likewise.
16107 (handle_const_call): Likewise.
16108 (create_function_info_for): Do not set decl.
16110 2009-06-19 Ian Lance Taylor <iant@google.com>
16112 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
16113 (rs6000_attribute_table): Make static; move before use.
16115 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
16117 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
16118 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
16119 Propagate the TREE_READONLY flag without overwriting it.
16120 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
16121 Propagate the TREE_READONLY flag onto the result.
16122 (process_call_operands): Move around. Use correct constant value.
16124 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16127 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
16128 * config/arm/arm.md: Likewise.
16130 2009-06-19 Ian Lance Taylor <iant@google.com>
16132 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
16133 to GIMPLE_ERROR_MARK.
16135 * c-typeck.c (build_conditional_expr): Add op1_original_type and
16136 op2_original_type parameters. Warn about using different enum types.
16137 * c-parser.c (c_parser_conditional_expression): Pass original
16138 types to build_conditional_expr.
16139 * c-tree.h (build_conditional_expr): Update declaration.
16141 2009-06-19 Ian Lance Taylor <iant@google.com>
16143 * config/i386/i386.c (ix86_function_specific_save): Test that
16144 fields match values, rather than testing the values are in a
16147 2009-06-19 Richard Guenther <rguenther@suse.de>
16149 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
16150 ADDR_EXPR pointers.
16151 (ptr_derefs_may_alias_p): Likewise.
16152 (ptr_deref_may_alias_ref_p_1): New function.
16153 (ptr_deref_may_alias_ref_p): Likewise.
16154 (ref_maybe_used_by_call_p_1): Handle builtins that are not
16155 covered by looking at the ESCAPED solution.
16156 (call_may_clobber_ref_p_1): Likewise.
16157 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
16158 Handle NULL_TREE offset. Do not produce redundant constraints.
16159 (process_all_all_constraints): New helper function.
16160 (do_structure_copy): Use it.
16161 (handle_lhs_call): Likewise.
16162 (find_func_aliases): Handle some builtins with pointer arguments
16163 and/or return values explicitly.
16165 2009-06-19 Ian Lance Taylor <iant@google.com>
16167 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
16169 2009-06-19 Ian Lance Taylor <iant@google.com>
16171 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
16173 2009-06-19 Ian Lance Taylor <iant@google.com>
16175 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
16176 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
16179 * c-decl.c (finish_decl): If -Wc++-compat, warn about
16180 uninitialized const.
16182 2009-06-19 Ian Lance Taylor <iant@google.com>
16184 * dse.c (struct store_info): Rename bitmap field to bmap. Change
16187 * c-decl.c (in_struct, struct_types): Remove.
16188 (struct c_binding): Add in_struct field.
16189 (c_binding_ptr): Define type, along with VEC.
16190 (struct c_struct_parse_info): Define.
16191 (struct_parse_info): New static variable.
16192 (bind): Initialize in_struct field.
16193 (start_struct): Remove enclosing_in_struct and
16194 enclosing_struct_types parameters. Add
16195 enclosing_struct_parse_info parameter. Change all callers. Set
16196 struct_parse_info rather than in_struct and struct_types.
16197 (grokfield): If -Wc++-compat and there is a symbol binding for the
16198 field name, set the in_struct flag and push it on the
16199 struct_parse_info->fields vector.
16200 (warn_cxx_compat_finish_struct): New static function.
16201 (finish_struct): Remove enclosing_in_struct and
16202 enclosing_struct_types parameters. Add
16203 enclosing_struct_parse_info parameter. Change all callers. Don't
16204 set C_TYPE_DEFINED_IN_STRUCT here. Call
16205 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
16206 parameter. Only push on struct_types if warn_cxx_compat.
16207 (finish_enum): Only push on struct_types if warn_cxx_compat.
16208 (declspecs_add_type): Add loc parameter. Change all callers.
16209 Change all error calls to error_at. Pass loc, not input_location,
16210 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
16211 defined in a struct. If -Wc++-compat and parsing a struct, record
16212 that a typedef name was used.
16213 * c-parser.c (c_parser_declspecs): Get location to pass to
16214 declspecs_add_type.
16215 (c_parser_struct_or_union_specifier): Update calls to start_struct
16217 * c-tree.h (struct c_struct_parse_info): Declare.
16218 (finish_struct, start_struct): Update declarations.
16219 (declspecs_add_type): Update declaration.
16221 2009-06-19 Ian Lance Taylor <iant@google.com>
16223 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
16224 variable with an anonymous type.
16226 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16228 * see.c: Remove for real.
16230 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16232 * optabs.h (enum optab_index): Add new OTI_significand.
16233 (significand_optab): Define corresponding macro.
16234 * optabs.c (init_optabs): Initialize significand_optab.
16235 * genopinit.c (optabs): Implement significand_optab using
16236 significand?f2 patterns.
16237 * builtins.c (expand_builtin_mathfn): Handle
16238 BUILT_IN_SIGNIFICAND{,F,L}.
16239 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
16240 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
16242 * config/i386/i386.md (significandxf2, significand<mode>2): New
16243 expanders to implement significandf, significand and significandl
16244 built-ins as inline x87 intrinsics.
16246 2009-06-18 Anatoly Sokolov <aesok@post.ru>
16248 * config/avr/avr.c (avr_override_options): Remove setting value of
16249 PARAM_INLINE_CALL_COST.
16251 2009-06-18 Richard Henderson <rth@redhat.com>
16254 * tree-pass.h (TDF_ASMNAME): New.
16255 * tree-dump.c (dump_options): Add asmname.
16256 * doc/invoke.texi: Document it.
16258 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
16259 (dump_decl_name): ...here.
16260 (dump_function_name): New flags arg; mind TDF_ASMNAME.
16261 (dump_generic_node): Update dump_function_name calls.
16262 (print_call_name): New flags arg; update all dump calls.
16263 * diagnostic.h (print_call_name): Update.
16264 * gimple-pretty-print.c (dump_gimple_call): Update.
16266 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
16269 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
16271 2009-06-18 Diego Novillo <dnovillo@google.com>
16273 * doc/plugins.texi: Document plugin_is_GPL_compatible.
16274 * plugin.c (str_license): Declare.
16275 (try_init_one_plugin): Assert that the symbol
16276 'plugin_is_GPL_compatible' exists.
16278 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
16281 * Makefile.in (OBJS-common): Remove see.o.
16283 * common.opt (fsee): Mark as preserved for backward compatibility.
16284 * opts.c (common_handle_option): Add OPT_fsee to the backward
16285 compatibility section.
16286 * passes.c (init_optimization_passes, pass_see): Remove pass.
16287 * timevar.def (TV_SEE): Remove.
16288 * tree-pass.h (pass_see): Remove declaration.
16289 * doc/invoke.texi (-fsee): Remove documentation.
16291 2009-06-18 Martin Jambor <mjambor@suse.cz>
16293 * tree-sra.c: Include statistics.h
16294 (sra_stats): New variable.
16295 (sra_initialize): Clear sra_stats.
16296 (create_access_replacement): Increment sra_stats.replacements.
16297 (get_access_replacement): Do not return twice.
16298 (analyze_all_variable_accesses): Increment statistics counter by the
16299 number of scalarized aggregates.
16300 (generate_subtree_copies): Increment sra_stats.subtree_copies.
16301 (sra_modify_expr): Increment sra_stats.exprs.
16302 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
16303 (sra_modify_assign): Increment sra_stats.exprs,
16304 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
16305 (perform_intra_sra): Update statistics counters.
16306 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
16308 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16310 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
16311 (arm_scalar_mode_supported_p): New function.
16313 2009-06-18 Paul Brook <paul@codesourcery.com>
16314 Sandra Loosemore <sandra@codesourcery.com>
16316 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
16317 (__extendhfsf2, __truncsfhf2): Define.
16318 * config/arm/fp16.c: New file.
16319 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16320 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16322 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16324 * doc/extend.texi (Half-Precision): New section.
16325 * doc/invoke.texi (Option Summary): List -mfp16-format.
16326 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
16327 * config/arm/arm.opt (mfp16-format=): New.
16328 * config/arm/arm.c: Include intl.h.
16329 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
16330 (TARGET_INVALID_RETURN_TYPE): Redefine.
16331 (TARGET_PROMOTED_TYPE): Redefine.
16332 (TARGET_CONVERT_TO_TYPE): Redefine.
16333 (arm_fp16_format): Define.
16334 (all_fpus): Add entry for neon-fp16.
16335 (fp_model_for_fpu): Likewise.
16336 (struct fp16_format): Declare.
16337 (all_fp16_formats): Define.
16338 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
16340 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
16342 (arm_legitimate_index_p): Treat HFmode like HImode.
16343 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
16344 (coproc_secondary_reload_class): Special-case HFmode.
16345 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
16346 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
16347 (arm_init_fp16_builtins): New.
16348 (arm_init_builtins): Call it.
16349 (arm_invalid_parameter_type): New.
16350 (arm_invalid_return_type): New.
16351 (arm_promoted_type): New.
16352 (arm_convert_to_type).
16353 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
16355 (arm_emit_fp16_const): New function.
16356 (arm_mangle_type): Mangle __fp16 as "Dh".
16357 * config/arm/arm.h (TARGET_VFPD32): Make it know about
16359 (TARGET_NEON_FP16): New.
16360 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
16361 (enum fputype): Add FPUTYPE_NEON_FP16.
16362 (enum arm_fp16_format_type): Declare.
16363 (arm_fp16_format): Declare.
16364 (LARGEST_EXPONENT_IS_NORMAL): Define.
16365 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
16366 * config/arm/arm-modes.def (HFmode): Define.
16367 * config/arm/vfp.md (*movhf_vfp): New.
16368 (extendhfsf2): New.
16370 * config/arm/arm.md (fpu): Add neon_fp16.
16371 (floatsihf2, floatdihf2): New.
16372 (fix_trunchfsi2, fix_trunchfdi2): New.
16374 (extendhfdf2): New.
16376 (*arm32_movhf): New.
16377 (*thumb1_movhf): New.
16378 (consttable_2): Add check for HFmode constants.
16379 (consttable_4): Handle HFmode constants.
16381 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
16383 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
16385 2009-06-17 Olivier Hainque <hainque@adacore.com>
16387 * collect2.c (main): Use CONST_CAST2 to perform char ** to
16388 const char ** conversion in AIX specific section.
16390 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
16392 * config/i386/i386.c (ix86_special_builtin_type): Remove
16393 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
16394 (bdesc_special_args): Updated.
16395 (ix86_init_mmx_sse_builtins): Likewise.
16396 (ix86_expand_special_args_builtin): Likewise.
16398 2009-06-17 Richard Henderson <rth@redhat.com>
16400 * tree-pretty-print.c (maybe_dump_asm_name): New.
16401 (dump_decl_name): Use it.
16402 (PRINT_FUNCTION_NAME): Merge into...
16403 (dump_function_name): ... here. Use maybe_dump_asm_name.
16405 2009-06-17 Cary Coutant <ccoutant@google.com>
16407 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
16409 * debug.c (struct gcc_debug_hooks): Change placeholder for
16411 (debug_nothing_int_charstar_int): Replaced by...
16412 (debug_nothing_int_charstar_int_bool): ...this.
16413 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
16414 source_line prototype.
16415 (debug_nothing_int_charstar_int): Replaced by...
16416 (debug_nothing_int_charstar_int_bool): ...this.
16417 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
16418 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
16419 Output is_stmt operand when necessary.
16420 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
16421 (notice_source_line): Add is_stmt parameter.
16422 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
16423 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
16425 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
16426 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
16428 2009-06-17 Ian Lance Taylor <iant@google.com>
16430 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
16432 (struct store_by_pieces_d): Rename from store_by_pieces. Change
16435 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
16437 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
16438 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
16439 tree_strip_sign_nop_conversions and
16440 tree_ssa_strip_useless_type_conversions rather than stripping
16441 the operations here.
16442 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
16444 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
16445 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
16446 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
16447 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
16450 2009-06-17 Michael Eager <eager@eagercon.com>
16452 * config/rs6000/constraints.md (register_constraint "d"): New.
16453 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
16454 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16455 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
16456 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
16457 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16458 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
16459 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
16460 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
16461 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
16462 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
16464 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
16465 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
16466 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
16467 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
16468 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
16469 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
16470 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
16471 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
16472 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
16473 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
16474 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
16475 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
16476 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
16477 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
16479 2009-06-16 Ian Lance Taylor <iant@google.com>
16481 * profile.c (total_num_never_executed): Don't define.
16482 (compute_branch_probabilities): Don't count or print
16483 num_never_executed.
16484 (init_branch_prob): Don't set total_num_never_executed.
16485 (end_branch_prob): Don't print total_num_never_executed.
16487 2009-06-17 David Daney <ddaney@caviumnetworks.com>
16489 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
16491 2009-06-17 David Edelsohn <edelsohn@gnu.org>
16493 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
16494 (nabstd2_fpr): Same.
16496 2009-06-17 Steve Ellcey <sje@cup.hp.com>
16498 * expr.c (expand_assignment): Change complex type check.
16500 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
16502 * doc/plugins.texi (Building GCC plugins): Added new section.
16504 2009-06-17 Ian Lance Taylor <iant@google.com>
16506 * c-pch.c (get_ident): Don't set size of templ array.
16507 (pch_init): Don't set size of partial_pch array.
16509 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
16510 string constant to intialize an array whose size is the length of
16513 2009-06-17 Richard Guenther <rguenther@suse.de>
16515 PR tree-optimization/40389
16516 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
16517 to addressable types.
16518 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
16520 2009-06-17 Richard Guenther <rguenther@suse.de>
16522 PR middle-end/40460
16523 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
16524 if there is no evolution of left in the loop bail out.
16525 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
16526 chrec_fold_multiply.
16528 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
16529 Janis Johnson <janis187@us.ibm.com>
16532 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
16533 for the symbol ref of a constant that is the source of a move
16534 - nor for any other not-obvious-label-ref constants.
16536 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
16538 * plugin.c (position_pass): Skip newly inserted pass during list
16539 traversal to avoid repeated insertion.
16541 2009-06-16 Ian Lance Taylor <iant@google.com>
16543 * vec.h (VEC_stack_alloc): Define different version if
16544 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
16545 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
16546 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
16547 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
16549 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
16551 * config.gcc (extra_headers): Add ia32intrin.h for x86.
16553 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
16554 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
16555 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
16556 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
16557 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
16558 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16559 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16560 (bdesc_special_args): Add __builtin_ia32_rdtsc and
16561 __builtin_ia32_rdtscp.
16562 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
16563 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
16564 and __builtin_ia32_rorhi.
16565 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
16566 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16567 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16568 (ix86_expand_args_builtin): Likewise.
16569 (ix86_expand_special_args_builtin): Likewise.
16571 * config/i386/i386.md (UNSPECV_RDTSCP): New.
16572 (UNSPECV_RDTSC): Likewise.
16573 (UNSPECV_RDPMC): Likewise.
16574 (*bsr): Renamed to ...
16576 (*bsr_rex64): Renamed to ...
16579 (*rdpmc): Likewise.
16580 (*rdpmc_rex64): Likewise.
16582 (*rdtsc): Likewise.
16583 (*rdtsc_rex64): Likewise.
16584 (rdtscp): Likewise.
16585 (*rdtscp): Likewise.
16586 (*rdtscp_rex64): Likewise.
16588 * config/i386/ia32intrin.h: New.
16590 * config/i386/x86intrin.h: Include <ia32intrin.h>.
16592 2009-06-16 Ian Lance Taylor <iant@google.com>
16594 * ira-build.c (copy_info_to_removed_store_destinations):
16595 Initialize parent_a.
16597 2009-06-16 Ian Lance Taylor <iant@google.com>
16599 * c-decl.c (grokdeclarator): Change size_varies to bool.
16601 2009-06-16 Ian Lance Taylor <iant@google.com>
16603 * sel-sched.c: Make forward declarations of move_op_hooks and
16604 fur_hooks explicitly extern.
16606 2009-06-16 Ian Lance Taylor <iant@google.com>
16608 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
16609 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
16611 2009-06-16 Ian Lance Taylor <iant@google.com>
16613 * resource.c (mark_referenced_resources): Change
16614 include_delayed_effects parameter to bool. Change all callers.
16615 (mark_end_of_function_resources): Likewise.
16616 * reorg.c (insn_references_resource_p): Likewise.
16617 (insn_sets_resource_p): Likewise.
16618 * resource.h (mark_referenced_resources): Update declaration.
16619 (mark_end_of_function_resources): Update declaration.
16621 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16623 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
16625 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16627 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
16628 GCC can bootstrap on AIX with GNU Binutils 2.20.
16630 2009-06-16 Ian Lance Taylor <iant@google.com>
16632 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
16634 2009-06-16 Ian Lance Taylor <iant@google.com>
16636 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
16637 inline, not extern inline.
16638 (exact_log2): Likewise.
16639 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
16641 (exact_log2): Likewise, but don't test CTZ_HWI.
16643 2009-06-16 Ian Lance Taylor <iant@google.com>
16645 * bitmap.c (bitmap_clear): Don't declare as inline.
16646 * gimple.c (gimplify_assign): Likewise.
16647 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
16648 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
16649 (sched_scan_info): Remove duplicate definition.
16651 2009-06-16 Ian Lance Taylor <iant@google.com>
16653 * c-common.c (skip_evaluation): Don't define.
16654 (c_inhibit_evaluation_warnings): Define global variable.
16655 (overflow_warning): Check c_inhibit_evaluation_warnings rather
16656 than skip_evaluation.
16657 (convert_and_check, warn_for_div_by_zero): Likewise.
16658 * c-common.h (skip_evaluation): Don't declare.
16659 (c_inhibit_evaluation_warnings): Declare.
16660 * c-parser.c (c_parser_typeof_specifier): Set
16661 c_inhibit_evaluation_warnings rather than skip_evaluation.
16662 (c_parser_conditional_expression): Likewise.
16663 (c_parser_binary_expression): Likewise.
16664 (c_parser_sizeof_expression): Likewise.
16665 (c_parser_alignof_expression): Likewise.
16666 * c-typeck.c (build_indirect_ref): Check
16667 c_inhibit_evaluation_warnings rather than skip_evaluation.
16668 (build_conditional_expr, build_binary_op): Likewise.
16670 2009-06-16 Richard Guenther <rguenther@suse.de>
16672 * tree-ssa-alias.c (is_escape_site): Remove.
16673 * tree-ssa-alias.h (enum escape_type): Remove.
16674 (is_escape_site): Likewise.
16675 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
16676 via casts and asms without deferring to is_escape_site.
16678 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16680 PR middle-end/40446
16681 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16682 use gen_lowpart if op0 has complex mode.
16684 2009-06-16 Richard Guenther <rguenther@suse.de>
16686 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16687 variables add them to ESCAPED.
16688 (find_func_aliases): Do not make all indirectly stored values escaped.
16690 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16692 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16693 make_decl_one_only.
16695 2009-06-16 Martin Jambor <mjambor@suse.cz>
16697 PR tree-optimization/40432
16698 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16699 check whether we need to force gimple register operand.
16701 2009-06-16 Martin Jambor <mjambor@suse.cz>
16703 PR tree-optimization/40413
16704 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16705 build_ref_for_offset.
16706 (propagate_subacesses_accross_link): Fix a typo in a comment.
16708 2009-06-16 Ira Rosen <irar@il.ibm.com>
16710 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16711 with additional parameter.
16712 * tree-vectorizer.h (enum vect_def_type): Add new value
16714 (enum vect_relevant): Add comments.
16715 (vect_is_simple_reduction): Add new argument.
16716 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16717 Detect nested cycles.
16718 (vect_is_simple_reduction): Update documentation, add an argument to
16719 distinguish inner-loop reduction from nested cycle, detect nested
16720 cycles, fix printings and indentation, don't swap operands in case
16722 (get_initial_def_for_reduction): Handle subtraction.
16723 (vect_create_epilog_for_reduction): Add new argument to specify
16724 reduction variable.
16725 (vect_finalize_reduction): Handle subtraction, fix comments.
16726 (vectorizable_reduction): Handle nested cycles. In case of nested
16727 cycle keep track of the reduction variable position. Call
16728 vect_is_simple_reduction with additional parameter. Use original
16729 statement code in reduction epilogue for nested cycle. Call
16730 vect_create_epilog_for_reduction with additional parameter.
16731 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16732 inner-loop vectorization.
16733 (vect_recog_widen_sum_pattern): Likewise.
16734 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16736 (vect_mark_stmts_to_be_vectorized): Likewise.
16737 (vect_get_vec_def_for_operand): Handle nested cycles.
16739 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16741 * doc/invoke.texi (Debugging Options): Fix option index entries
16742 for -fdump-statistics, -frandom-seed add entries for
16743 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16744 (FRV Options): Fix entries for -mTLS, -mtls.
16745 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16746 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16747 (M68hc1x Options): Fix @itemx for -mnominmax.
16748 (MCore Options): Fix entry for -mno-lsim.
16749 (MMIX Options): Fix entry for -mabi=mmixware.
16750 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16752 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16754 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16755 Mention the plugin mode of gengtype.
16756 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16757 * gengtype.c: Updated copyright.
16758 (plugin_files, nb_plugin_files) Added new static variables.
16759 (measure_input_list) Care about plugin_files.
16760 (write_rtx_next): Added early return in plugin mode.
16761 (create_file): Updated copyright year in generated file. Added
16763 (oprintf): Added early return if NULL outf.
16764 (get_output_file_with_visibility): Care of plugin_files.
16765 (get_output_file_name): May return null.
16766 (write_local): Added early return.
16767 (put_mangled_filename): Ditto.
16768 (finish_root_table): Added check for base_files.
16769 (write_roots): Care about null when plugins.
16770 (main): Added plugin mode.
16772 2009-06-15 Ian Lance Taylor <iant@google.com>
16774 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16775 * gcov.c (read_count_file): Add braces around variables declared
16778 * c.opt (Wjump-misses-init): New warning.
16779 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16780 -Wall and -Wc++-compat if not already set.
16781 (c_common_post_options): Clear warn_jump_misses_init if it was not
16783 * c-decl.c (struct c_binding): Change type field to a union with
16784 new label field. Make it the first field in the struct. Update
16785 references to type to use u.type instead.
16786 (struct c_spot_bindings): Define.
16787 (struct c_goto_bindings): Define.
16788 (c_goto_bindings_p): Define, along with VECs.
16789 (struct c_label_vars): Define.
16790 (struct c_scope): Add has_label_bindings field.
16791 (bind_label, set_spot_bindings): New static functions.
16792 (decl_jump_unsafe, update_spot_bindings): New static functions.
16793 (update_label_decls): New static function.
16794 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16795 Update binding u.label field to shadowed field.
16796 (c_binding_start_stmt_expr): New function.
16797 (c_binding_end_stmt_expr): New function.
16798 (pushdecl): Don't call c_begin_vm_scope.
16799 (make_label): Add defining and p_label_vars parameters. Change
16801 (lookup_label): Correct test for whether a label has not yet been
16802 defined. Call bind_label rather than bind.
16803 (warn_about_goto): New static function.
16804 (lookup_label_for_goto): New function.
16805 (declare_label): Call bind_label rather than bind.
16806 (check_earlier_gotos): New static function.
16807 (define_label): Don't give errors about jumping into statement
16808 expressions or scopes of variably modified types. Call
16809 set_spot_bindings and check_earlier_gotos. Call bind_label
16810 instead of bind. Don't set label_context_stack_se or
16811 label_context_stack_vm.
16812 (c_get_switch_bindings): New function.
16813 (c_release_switch_bindings): New function.
16814 (c_check_switch_jump_warnings): New function.
16815 (start_function): Don't set label_context_stack_se or
16816 label_context_stack_vm.
16817 (finish_function): Likewise.
16818 * c-typeck.c (label_context_stack_se): Don't define.
16819 (label_context_stack_vm): Don't define.
16820 (c_finish_goto_label): Call lookup_label_for_goto rather than
16821 lookup_label. Don't give errors about jumping into a statement
16822 expression or the scope of a variably modified type. Don't set
16823 label_context_stack_se or label_context_stack_vm.
16824 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16825 fields. Add bindings field.
16826 (c_start_case): Don't set deleted fields. Set bindings field.
16827 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16828 or blocked_vm. Call c_check_switch_jump_warnings.
16829 (c_finish_case): Don't test blocked_stmt_expr field. Call
16830 c_release_switch_bindings.
16831 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16832 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16833 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16834 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16835 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16836 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16837 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16838 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16839 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16840 (C_DECL_UNJUMPABLE_VM): Don't define.
16841 (C_DECL_UNDEFINABLE_VM): Don't define.
16842 (struct c_label_list): Don't define.
16843 (struct c_label_context_se): Don't define.
16844 (struct c_label_context_vm): Don't define.
16845 (struct c_spot_bindings): Declare.
16846 (c_bindings_start_stmt_expr): Declare.
16847 (c_bindings_end_stmt_expr): Declare.
16848 (lookup_label_for_goto): Declare.
16849 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16850 (c_check_switch_jump_warnings): Declare.
16851 (label_context_stack_se, label_context_stack_vm): Don't declare.
16852 (c_finish_goto_label): Update declaration.
16853 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16854 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16855 (Warning Options): Document -Wjump-misses-init.
16857 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16859 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16862 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16864 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16866 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16868 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16870 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16872 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16874 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16876 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16877 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16878 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16879 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16880 * dwarf2asm.c (dw2_force_const_mem): Update call to
16881 make_decl_one_only.
16882 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16883 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16884 * langhooks.c (lhd_comdat_group): Remove.
16885 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16886 * tree.h (DECL_COMDAT_GROUP): New.
16887 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16888 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16889 (make_decl_one_only): Change signature.
16890 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16891 make_decl_one_only.
16892 (make_decl_one_only): Change signature.
16893 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16895 2009-06-15 Richard Guenther <rguenther@suse.de>
16897 PR middle-end/40439
16898 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16900 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16902 * tree-ssa-math-opts.c: Remove extra divide.
16904 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16906 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16908 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16910 * passes.c: Add bswap pass.
16911 * tree-pass.h: Add pass_optimize_bswap declaration.
16912 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16913 Include rtl.h, expr.h and optabs.h for optab_handler check.
16914 (struct symbolic_number, pass_optimize_bswap): New definition.
16915 (do_shift_rotate, verify_symbolic_number_p): New functions.
16916 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16917 (gate_optimize_bswap): New function.
16918 * tree.c (widest_int_cst_value): New function.
16919 * tree.h (widest_int_cst_value): Prototype added.
16921 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16923 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16924 REG_EQUAL/REG_EQUIV notes.
16926 2009-06-14 Richard Guenther <rguenther@suse.de>
16928 PR middle-end/40389
16929 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16930 has its address taken if NRV was applied and it is addressable.
16931 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16932 function split out from ...
16933 (get_constraint_for_1): ... here.
16934 (handle_rhs_call): Use it to mark the return slot escaped if
16935 it is addressable and NRV was applied.
16937 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16939 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16940 Change first argument type to location_t.
16941 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16942 Do not set input_location.
16943 Use loc instead of input_location throughout.
16945 2009-06-13 Richard Guenther <rguenther@suse.de>
16947 PR tree-optimization/40421
16948 * tree-predcom.c (should_unroll_loop_p): Remove.
16949 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16951 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16953 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16954 Add location argument.
16956 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16958 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16960 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16961 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16962 * config/spu/spu-protos.h: Add location to
16963 spu_resolve_overloaded_builtin.
16964 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16965 spu_build_builtin_va_list.
16966 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16967 argument. Pass location to build_function_call_vec.
16968 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16970 (emit_fpu_switch): Same.
16971 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16972 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16973 to build_decl and create_artificial_label.
16974 (xtensa_gimplify_va_arg_expr): Same.
16975 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16976 (xstormy16_gimplify_va_arg_expr): Same.
16977 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16978 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16979 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16980 (mips16_build_function_stub): Same.
16981 (mips16_build_call_stub): Same.
16983 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16986 * arm/constraints.md (Pa, Pb): New constraints.
16987 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16988 split pattern to deal with them.
16990 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16992 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16993 fix index entry for -Xpreprocessor.
16995 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16997 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16998 Add location argument to build_decl call.
16999 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
17000 (rs6000_init_builtins): Same.
17001 (spe_init_builtins): Same.
17002 (rs6000_gimplify_va_arg): Add location argument to
17003 create_artificial_label call.
17005 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
17007 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
17008 * combine-stack-adj.c (pass_stack_adjustments): Use it.
17009 * Makefile.in: Fix GGC dependency for gcse.o.
17011 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17013 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
17014 * gimple-pretty-print.c (dump_gimple_stmt): Same.
17015 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
17017 * c-parser.c (c_parser_binary_expression): Use current column while
17018 building binary operations.
17019 * common.opt (fshow-column): Enable by default.
17020 * tree-vrp.c (check_array_ref): Use warning_at.
17021 (check_array_bounds): Use location from call back if expr has no
17023 * tree.h: Add location argument to maybe_fold_*.
17024 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
17025 (maybe_fold_offset_to_array_ref): Add location argument and use it.
17026 (maybe_fold_offset_to_component_ref): Same.
17027 (maybe_fold_offset_to_reference): Same.
17028 (maybe_fold_offset_to_address): Same.
17029 (maybe_fold_stmt_indirect): Same.
17030 (maybe_fold_stmt_addition): Same.
17031 (fold_stmt_r): Pass location to maybe_fold_*.
17032 (fold_gimple_assign): Same.
17033 * c-tree.h: Add location argument to finish_decl,
17034 default_function_array_conversion, store_init_value.
17035 * c-decl.c (define_label): Use error_at.
17036 (c_make_fname_decl): Pass location to finish_decl.
17037 (finish_decl): New location argument.
17038 (build_compound_literal): Pass location to store_init_value.
17039 (grokdeclarator): Pass location to finish_decl.
17041 * c-typeck.c (array_to_pointer_conversion): New location argument.
17042 (function_to_pointer_conversion): Same.
17043 (default_function_array_conversion): Same.
17044 (parser_build_unary_op): Pass location to overflow_warning.
17045 (parser_build_binary_op): Same. Use warning_at.
17046 (build_unary_op): Pass location to array_to_pointer_conversion.
17047 (build_c_cast): Pass location to digest_init.
17048 (build_modify_expr): New location argument.
17049 (convert_for_assignment): Same.
17050 (store_init_value): Same.
17051 (digest_init): Same.
17052 (output_init_element): Pass location to digest_init and
17053 array_to_pointer_conversion.
17054 (c_finish_return): Pass location to convert_for_assignment.
17055 * gimplify.c (gimplify_conversion): Pass location to
17056 maybe_fold_offset_to_address.
17057 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
17058 to maybe_fold_stmt_addition.
17059 * c-omp.c (c_finish_omp_atomic): Pass new location to
17061 (c_finish_omp_for): Same.
17062 * c-common.c (overflow_warning): New argument.
17063 * c-common.h: New argument to build_modify_expr, overflow_warning.
17064 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
17066 (c_parser_initializer): Pass location to
17067 default_function_array_conversion.
17068 (c_parser_initelt): Same.
17069 (c_parser_initval): Same.
17070 (c_parser_asm_operands): Same.
17071 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
17072 (c_parser_conditional_expression): Same.
17073 (c_parser_binary_expression): Add location info to stack. Use it.
17074 (c_parser_unary_expression): Pass location to
17075 default_function_array_conversion, parser_build_unary_op,
17076 build_indirect_ref, c_parser_postfix_expression_after_primary.
17077 (c_parser_postfix_expression_after_primary): New location argument.
17079 (c_parser_expression_conv): Pass location to
17080 default_function_array_conversion.
17081 (c_parser_expr_list): Same.
17082 (c_parser_omp_atomic): Same.
17083 (c_parser_omp_for_loop): Same.
17084 * c-tree.h (struct c_declarator): Add comment to id_loc.
17085 (build_array_declarator): New argument.
17086 * c-decl.c (build_array_declarator): Add location argument.
17087 (grokdeclarator): Set id_loc for cdk_array.
17088 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
17089 build_array_declarator.
17090 * tree.c (build_omp_clause): Add location argument.
17091 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
17092 (OMP_CLAUSE_LOCATION): New macro.
17093 (struct tree_omp_clause): Add location field.
17094 (build_omp_clause): Add argument.
17095 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
17097 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
17098 (cp_parser_omp_clause_collapse): Same.
17099 (cp_parser_omp_clause_default): Same.
17100 (cp_parser_omp_clause_if): Same.
17101 (cp_parser_omp_clause_nowait): Same.
17102 (cp_parser_omp_clause_num_threads): Same.
17103 (cp_parser_omp_clause_ordered): Same.
17104 (cp_parser_omp_clause_schedule): Same.
17105 (cp_parser_omp_clause_untied): Same.
17106 (cp_parser_omp_for_loop): Same.
17107 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17108 * c-tree.h (c_start_case): Add location argument.
17109 (c_process_expr_stmt): Same.
17110 (c_finish_goto_*): Same.
17111 * tree-parloops.c (initialize_reductions): Pass location to
17113 (create_parallel_loop): Same.
17114 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
17115 (gfc_trans_omp_reduction_list): Same.
17116 (gfc_trans_omp_clauses): Same.
17117 (gfc_trans_omp_do): Same.
17118 * c-typeck.c (c_finish_goto_label): Same.
17119 (c_finish_goto_ptr): New location argument.
17120 (c_start_case): Same.
17121 (emit_side_effect_warnings): Same.
17122 (c_process_expr_stmt): Same.
17123 (c_finish_stmt_expr): Same.
17124 (c_finish_omp_clauses): Use error_at instead of error.
17125 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
17127 * c-omp.c (c_split_parallel_clauses): New location argument.
17128 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
17129 to build_omp_clause.
17130 (convert_local_reference_stmt): Same.
17131 (convert_gimple_call): Same.
17132 * c-common.h (c_split_parallel_clauses): New argument.
17133 * c-parser.c (c_parser_statement_after_labels): Pass location to
17134 c_finish_goto_label.
17135 (c_parser_switch_statement): Pass location to c_start_case.
17136 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
17137 and c_process_expr_stmt.
17138 (c_parser_omp_variable_list): Add location argument.
17139 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
17140 (c_parser_omp_clause_default): Same.
17141 (c_parser_omp_clause_if): Same.
17142 (c_parser_omp_clause_num_threads): Same.
17143 (-c_parser_omp_clause_ordered): Same.
17144 (c_parser_omp_clause_reduction): Pass location to
17145 c_parser_omp_variable_list.
17146 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
17147 (c_parser_omp_clause_untied): Same.
17148 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
17149 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17151 * c-tree.h (check_for_loop_decls, undeclared_variable,
17152 build_component_ref, build_array_ref, build_external_ref,
17153 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
17154 build_conditional_expr, build_compound_expr, c_cast_expr,
17155 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
17156 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
17158 * c-semantics.c (build_stmt): Same.
17159 (build_case_label): Same.
17160 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
17161 (undeclared_variable): New argument.
17162 (make_label): Same.
17163 (lookup_label): Pass location on down.
17164 (define_label): Same.
17165 (finish_decl): Same.
17166 (build_compound_literal): Same.
17167 (finish_struct): Same.
17168 (finish_function): Do not set location here.
17169 (check_for_loop_decls): New argument.
17170 * tree.c (save_expr): Set location.
17171 (build_empty_stmt): New argument.
17172 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
17173 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
17174 * builtins.c (gimplify_va_arg_expr): Use locations.
17175 (expand_builtin_sync_operation): Same.
17176 * c-typeck.c (build_component_ref): New argument.
17177 (build_array_ref): Same.
17178 (build_external_ref): Same.
17179 (c_expr_sizeof_expr): Same.
17180 (c_expr_sizeof_type): Same.
17181 (parser_build_unary_op): Same.
17182 (build_conditional_expr): Same.
17183 (build_compound_expr): Pass location on down.
17184 (build_compound_expr): New argument.
17185 (build_c_cast): Same.
17186 (c_cast_expr): Same.
17187 (build_asm_expr): Same.
17188 (c_finish_return): Same.
17189 (c_process_expr_stmt): Pass location on down.
17190 (c_finish_stmt_expr): New argument.
17191 (push_clenaup): Same.
17192 (c_finish_omp_parallel): Same.
17193 (c_finish_omp_task): Same.
17194 * gimplify.c (gimplify_call_expr): Pass location on down.
17195 * c-omp.c (c_finish_omp_master): New argument.
17196 (c_finish_omp_critical): Same.
17197 (c_finish_omp_ordered): Same.
17198 (c_finish_omp_barrier): Same.
17199 (-c_finish_omp_taskwait): Same.
17200 (c_finish_omp_atomic): Same.
17201 (c_finish_omp_flush): Same.
17202 * tree-inline.c (copy_tree_body_r): Pass location on down.
17203 (inline_forbidden_p): Remove use of input_location.
17204 * c-gimplify.c (c_build_bind_expr): New argument.
17205 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
17206 (c_sizeof_or_alignof_type): New argument.
17207 (c_alignof_expr): Same.
17208 (build_va_arg): Same.
17209 (c_add_case_label): Same.
17210 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
17211 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
17212 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
17213 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
17214 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
17215 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
17217 * stub-objc.c (objc_build_selector_expr): Same.
17218 (objc_build_throw_stmt): Same.
17219 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
17220 (c_parser_initelt): Same.
17221 (c_parser_compound_statement): Same.
17222 (c_parser_compound_statement_nostart): Same.
17223 (c_parser_label): Same.
17224 (c_parser_statement_after_labels): Same.
17225 (c_parser_if_body): Same.
17226 (c_parser_else_body): Same.
17227 (c_parser_if_statement): Same.
17228 (c_parser_switch_statement): Same.
17229 (c_parser_while_statement): Same.
17230 (c_parser_do_statement): Same.
17231 (c_parser_for_statement): Same.
17232 (c_parser_asm_statement): Same.
17233 (c_parser_conditional_expression): Same.
17234 (c_parser_binary_expression): Same.
17235 (c_parser_cast_expression): Same.
17236 (c_parser_unary_expression): Same.
17237 (c_parser_sizeof_expression): Same.
17238 (c_parser_alignof_expression): Same.
17239 (c_parser_postfix_expression): Same.
17240 (c_parser_expression): Same.
17241 (c_parser_objc_receiver): Same.
17242 (c_parser_omp_variable_list): Same.
17243 (c_parser_omp_structured_block): Same.
17244 (c_parser_omp_atomic): New argument.
17245 (c_parser_omp_barrier): Same.
17246 (c_parser_omp_critical): Same.
17247 (c_parser_omp_flush): Pass location on down.
17248 (c_parser_omp_for_loop): New argument.
17249 (c_parser_omp_for): Same.
17250 (c_parser_omp_master): Same.
17251 (c_parser_omp_ordered): Same.
17252 (c_parser_omp_sections_scope): Same.
17253 (c_parser_omp_sections): Same.
17254 (c_parser_omp_parallel): Same.
17255 (c_parser_omp_single): Same.
17256 (c_parser_omp_task): Same.
17257 (c_parser_omp_taskwait): Pass location on down.
17258 (c_parser_omp_construct): Same.
17259 (c_parser_omp_threadprivate): Same.
17260 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
17261 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
17262 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
17263 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
17264 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
17265 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
17266 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
17267 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
17268 config/i386/i386.c, stmt.c:
17269 Add location argument to the following function definitions and/or
17270 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
17271 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
17272 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
17273 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
17274 do_case, c_finish_bc_stmt, build_compound_literal,
17275 build_function_call.
17276 * c-decl.c (build_compound_literal): Add location argument.
17277 Make all diagnostic calls use location.
17278 (start_struct): Same.
17279 (finish_struct): Same.
17280 (start_enum): Same.
17281 (build_enumerator): Same.
17282 (start_function): Same.
17283 (grokdeclarator): Make all diagnostic calls use location.
17284 (store_parm_decls_oldstyle): Same.
17285 * c-typeck.c (build_function_call): Add location argument.
17286 Make all diagnostic calls use location.
17288 (c_finish_bc_stmt): Same.
17289 * tree-nested.c (get_trampoline_type): Add argument.
17290 Pass location to build_decl.
17291 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
17292 * rtl.h (RTL_LOCATION): New.
17293 * c-common.c (c_add_case_label): Add location argument.
17294 Make all diagnostic calls use location.
17295 * c-common.h: Add location argument to make_fname_decl, do_case,
17296 c_add_case_label, build_function_call, resolve_overloaded_builtin.
17297 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
17298 Set it appropriately for every case. Pass enum_loc to start_enum
17299 call. Pass value_loc first to build_enumerator. Pass enum_loc to
17301 (c_parser_struct_or_union_specifier): Save location. Use it for
17302 start_struct, finish_struct, and parser_xref_tag.
17304 2009-06-12 Ian Lance Taylor <iant@google.com>
17306 * fold-const.c (fold_unary): Rename local variable and to and_expr.
17308 * c-opts.c (c_common_handle_option): For -Wc++-compat set
17309 cpp_opts->warn_cxx_operator_names.
17311 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17314 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
17315 is returns NULL and OP is a VCE, look through the VCE.
17317 2009-06-12 Ian Lance Taylor <iant@google.com>
17320 * collect2.c (main): Use CONST_CAST2 in code inside #if
17321 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
17323 2009-06-12 Joey Ye <joey.ye@intel.com>
17325 PR middle-end/39146
17326 * cfgexpand.c (get_decl_align_unit): Update
17327 max_used_stack_slot_alignment with align instead of
17328 stack_alignment_needed.
17330 * function.c (assign_stack_local_1): Update
17331 max_used_stack_slot_alignment with alignment_in_bits instead
17332 of stack_alignment_needed.
17333 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
17336 2009-06-12 Jakub Jelinek <jakub@redhat.com>
17338 * dwarf2out.c (last_var_location_insn): New variable.
17339 (dwarf2out_end_epilogue): Clear last_var_location_insn.
17340 (dwarf2out_var_location): Don't record anything after last real
17341 insn. Only change labels if there were any real instructions
17342 in between last note and this one, or if changed sections.
17344 2009-06-11 Richard Henderson <rth@redhat.com>
17346 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
17347 note when storing the frame pointer in a register.
17348 (FRP): Don't redefine to nothing for epilogue.
17349 (alpha_expand_epilogue): Mark register and sp restores.
17350 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
17352 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
17353 when gen_lowpart is needed.
17355 2009-06-11 Richard Henderson <rth@redhat.com>
17357 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
17359 * dwarf2out.c (need_data_align_sf_opcode): New.
17360 (div_data_align): Move earlier.
17361 (def_cfa_1, reg_save): Use it.
17363 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
17365 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
17366 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
17367 (ix86_handle_option): Handle OPT_mcrc32.
17368 (ix86_target_string): Add -mcrc32.
17369 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
17371 * config/i386/i386.h (TARGET_CRC32): New.
17373 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
17374 (sse4_2_crc32di): Likewise.
17376 * config/i386/i386.opt (mcrc32): New.
17378 * doc/invoke.texi: Document -mcrc32.
17380 2009-06-11 Richard Henderson <rth@redhat.com>
17382 * common.opt (gdwarf-): Accept a version number.
17383 * doc/invoke.texi (gdwarf-): Update docs.
17384 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
17385 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
17386 version level, and record it.
17388 * dwarf2.h (DW_CIE_VERSION): Remove.
17389 * dwarf2out.c (DWARF_VERSION): Remove.
17390 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
17391 (output_call_frame_info): Use CIE version 3 for dwarf3,
17392 or if the return register column is out of range for version 1.
17393 (dwarf_stack_op_name): Add all dwarf3 values.
17394 (DEBUG_PUBTYPES_SECTION): New.
17395 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
17396 encoding change for dwarf3.
17397 (output_die) [dw_val_class_die_ref]: Likewise.
17398 (output_compilation_unit_header): Emit correct version for dwarf3.
17399 (output_line_info): Likewise.
17400 (output_pubnames): Update for DWARF_VERSION removal.
17401 (output_aranges): Likewise.
17402 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
17403 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
17404 (dwarf2out_finish): Likewise.
17406 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17408 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
17411 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17414 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
17415 * builtins.c (expand_builtin_unreachable): New function.
17416 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
17417 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
17418 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
17420 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
17421 searching for missing barriers.
17423 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17425 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
17426 when -fprofile-generate* was passed.
17427 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17429 2009-06-11 Anthony Green <green@moxielogic.com>
17431 * config/moxie/moxie.md: Define length attribute for all instructions.
17433 (*b<cond:code>): Support limited branch ranges for new PC-relative
17434 branch instructions.
17435 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
17437 2009-06-11 Jakub Jelinek <jakub@redhat.com>
17439 * config/i386/i386.c (min_insn_size): Use get_attr_length
17440 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
17441 For __asm return 0.
17443 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
17444 instead of emit_insn_before.
17446 2009-06-10 Ian Lance Taylor <iant@google.com>
17449 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
17452 2009-06-10 Revital Eres <eres@il.ibm.com>
17454 * passes.c (init_optimization_passes): Reschedule
17455 predictive-commoning pass before complete unroll pass.
17457 2009-06-10 Martin Jambor <mjambor@suse.cz>
17459 * cgraph.c (cgraph_node_can_be_local_p): New function.
17460 (cgraph_make_node_local): New function.
17461 * cgraph.h (cgraph_node_can_be_local_p): Declare.
17462 (cgraph_make_node_local): Declare.
17464 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
17466 * tree.h (tree_base): Add packed_flag and user_align fields.
17467 Decrease size of spare field.
17468 (TYPE_USER_ALIGN): Use user_align from tree_base.
17469 (DECL_USER_ALIGN): Likewise.
17470 (TYPE_PACKED): Use packed_flag from tree_base.
17471 (DECL_PACKED): Likewise.
17472 (tree_type): Delete packed_flag and user_align fields. Widen
17473 precision field. Widen mode field and shuffle fields to align
17474 mode on an 8-bit boundary.
17475 (tree_decl_common): Delete decl_flag_1 and user_align fields.
17476 Renumber decl_flag_* fields. Fix comments. Widen
17477 decl_common_unused field.
17478 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
17479 (DECL_EXTERNAL): Likewise.
17480 (DECL_BIT_FIELD): Likewise.
17481 (DECL_NONADDRESSABLE_P): Likewise.
17482 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
17483 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
17485 2009-06-10 Ian Lance Taylor <iant@google.com>
17487 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
17488 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
17489 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
17490 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
17491 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
17492 DEF_VEC_ALLOC_FUNC_P.
17493 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
17494 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
17495 DEF_VEC_ALLOC_FUNC_O.
17496 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
17497 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
17498 DEF_VEC_ALLOC_FUNC_I.
17499 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
17500 (vec_stack_p_reserve_exact_1): Declare.
17501 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
17502 (vec_stack_free): Declare.
17503 (VEC_stack_alloc): Define.
17504 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
17505 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
17506 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
17507 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
17509 (stack_vecs): New static variable.
17510 (vec_stack_p_reserve_exact_1): New function.
17511 (vec_stack_o_reserve_1): New static function.
17512 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
17513 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
17514 (vec_stack_free): New function.
17515 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
17516 (VEC_df_ref_stack_alloc): Define.
17517 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
17518 DEF_VEC_ALLOC_P_STACK.
17519 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
17520 (struct df_collection_rec): Change _vec fields to VEC. Remove
17522 (df_free_collection_rec): Adjust for new fields.
17523 (df_insn_rescan): Use new df_collection_rec fields.
17524 (df_notes_rescan, df_canonize_collection_rec): Likewise.
17525 (df_ref_create_structure, df_ref_record): Likewise.
17526 (df_get_conditional_uses, df_get_call_refs): Likewise.
17527 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
17528 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
17529 (df_record_exit_block_uses, df_bb_verify): Likewise.
17530 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
17531 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
17532 Remove count parameter. Change return type to void. Change all
17534 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
17535 Remove count parameter. Change return type to void. Change all
17537 (df_install_refs): Change old_vec parameter to VEC. Remove count
17538 parameter. Change all callers.
17539 (df_install_mws): Change old_vec parameter to VEC. Remove count
17540 parameter. Change all callers.
17541 (df_refs_verify): Change new_rec parameter to VEC. Change call
17543 (df_mws_verify): Likewise.
17545 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
17547 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
17549 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
17551 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
17553 2009-06-10 Anthony Green <green@moxielogic.com>
17555 * config/moxie/crti.asm: New file.
17556 * config/moxie/crtn.asm: New file.
17557 * config/moxie/moxie.c: New file.
17558 * config/moxie/moxie.h: New file.
17559 * config/moxie/sfp-machine.h: New file.
17560 * config/moxie/moxie-protos.h: New file.
17561 * config/moxie/t-moxie: Created.
17562 * config/moxie/t-moxie-softfp: Created.
17563 * config/moxie/moxie.md: Created.
17564 * config/moxie/constraints.md: Created.
17565 * config.gcc: Add moxie support.
17566 * doc/md.texi (Machine Constraints): Add moxie constraints.
17567 * doc/contrib.texi (Contributors): Mention moxie port.
17568 * doc/install.texi (Specific): Mention the moxie port.
17570 2009-06-09 Ian Lance Taylor <iant@google.com>
17572 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
17573 compiling with C++.
17574 * optabs.c (optab_table): Only use designated initializers if
17575 HAVE_DESIGNATED_INITIALIZERS is defined.
17576 (convert_optab_table): Likewise.
17577 (init_optabs): Always call init_insn_codes if
17578 HAVE_DESIGNATED_INITIALIZERS is not defined.
17580 2009-06-09 Ian Lance Taylor <iant@google.com>
17582 * targhooks.c (default_builtin_vectorized_function): Change fn
17583 parameter to unsigned int.
17584 (default_builtin_vectorized_conversion): Change code parameter to
17586 (default_builtin_reciprocal): Change fn parameter to unsigned int.
17587 * targhooks.h: Update declarations.
17588 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
17589 parameter to unsigned int.
17591 * c-typeck.c (comptypes_check_enum_int): New static function.
17592 (comptypes_internal): Add enum_and_int_p parameter. Change all
17594 (comp_target_types): Add location parameter. Change all callers.
17595 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
17596 Change all callers.
17597 (function_types_compatible_p, type_lists_compatible_p): Likewise.
17598 (build_conditional_expr): Add colon_loc parameter. Change all
17600 (convert_for_assignment): Add location parameter. Change all callers.
17601 * c-parser.c (c_parser_conditional_expression): Pass location of
17602 colon to build_conditional_expr.
17603 * c-tree.h (build_conditional_expr): Update declaration.
17605 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17607 * graphite.c: Revert previous patch.
17609 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17612 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
17614 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
17616 * tree-ssa-loop-prefetch.c
17617 (loop_prefetch_arrays): Fixed a portability problem in printf format
17620 2009-06-09 Martin Jambor <mjambor@suse.cz>
17622 PR tree-optimization/40351
17623 * tree-sra.c (propagate_subacesses_accross_link): Check that a
17624 refrence to a potential artifical subaccess can be constructed.
17626 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17628 * config/sh/sh-protos.h (sh_optimization_options): Declare.
17629 (sh_override_options): Likewise.
17630 * config/sh/sh.c: Include params.h.
17631 (sh_optimization_options): New.
17632 (sh_override_options): Likewise.
17633 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
17634 (OVERRIDE_OPTIONS): Use sh_override_options.
17636 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17638 * dwarf2out.c (emit_cfa_remember): New variable.
17639 (add_fde_cfi): If emit_cfa_remember, recurse to add
17640 DW_CFA_remember_state first.
17641 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
17642 instead just set emit_cfa_remember.
17644 2009-06-08 Jan Hubicka <jh@suse.cz>
17647 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
17649 2009-06-08 Jan Hubicka <jh@suse.cz>
17651 PR middle-end/39834
17652 * cgraphunit.c (save_inline_function_body): Do not copy transform
17653 hooks for saved inline bodies.
17654 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
17655 for given function.
17657 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
17659 * jump.c (returnjump_p): Handle delayed branches. Add missing
17662 2009-06-08 Jan Hubicka <jh@suse.cz>
17664 PR middle-end/40102
17665 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
17666 original node might've been modified.
17667 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
17669 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17671 * tree-object-size.c (addr_object_size): Add OSI argument.
17672 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
17673 (compute_builtin_object_size, expr_object_size): Adjust callers.
17674 (plus_stmt_object_size): Call addr_object_size instead of
17675 compute_builtin_object_size.
17677 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17678 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17680 * tree-ssa-loop-prefetch.c
17681 (gather_memory_references): Introduced a counter for the number of
17683 (anything_to_prefetch_p): Introduced a counter for the number of
17685 (is_loop_prefetching_profitable): New function with a cost model
17687 (loop_prefetch_arrays): Use the new cost model to determine if
17688 prefetching is profitable.
17689 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17690 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17691 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17692 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17693 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17694 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17696 2009-06-08 Michael Matz <matz@suse.de>
17699 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17700 partitions use the same.
17701 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17702 for basevars of SSA_NAMEs.
17703 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17704 to not expand them twice.
17705 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17708 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17710 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17711 (fdump-final-insns=, gtoggle): New.
17712 * doc/invoke.texi: Document them.
17713 * final.c (rest_of_clean_state): Dump final insn stream.
17714 * gcc.c (invoke_as): Hook in -fcompare-debug.
17715 (static_spec_functions): Add compare-debug-dump-opt,
17716 compare-debug-self-opt and compare-debug-auxbase-opt.
17717 (compare_debug, compare_debug_second, compare_debug_opt): New.
17718 (switches_debug_check, n_switches_debug_check): New.
17719 (debug_auxbase_opt, debug_check_temp_file): New.
17720 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17722 (do_self_spec): Handle arguments after switches.
17723 (do_spec_1): Add .gk extension to temp file basenames for compare.
17724 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17725 (cc1_options): Use it instead of normal auxbase computation for
17726 the second compare-debug compilation.
17727 (compare_files): New.
17728 (main): Set up and implement compare debug mode.
17729 (compare_debug_dump_opt_spec_function): New.
17730 (compare_debug_self_opt_spec_function): New.
17731 (compare_debug_auxbase_opt_spec_function): New.
17732 * toplev.c (process_options): Handle flag_gtoggle,
17733 flag_dump_final_insns.
17734 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17735 during -fcompare-debug-second compilation.
17737 2009-06-07 Ian Lance Taylor <iant@google.com>
17739 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17740 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17742 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17743 with no default node. Change warning with %H to warning_at.
17744 Don't clear warn_switch around case checking.
17745 * doc/invoke.texi (Warning Options): Clarify distinction between
17746 -Wswitch and -Wswitch-enum.
17748 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17750 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17752 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17754 * gbl-ctors.h: Add header guard.
17756 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17758 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17759 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17760 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17761 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17762 prototypes for removed functions.
17763 (expressions_equal_p): Move to ...
17764 * tree-ssa-sccvn.h: ... here and ...
17765 * matrix-reorg.c: ... adjust includes.
17767 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17769 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17771 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17773 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17774 (finish_function): Remove erroneous whitespace.
17776 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17778 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17779 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17781 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17783 * errors.c (internal_error): Commentary typo fix.
17784 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17785 * tree-ssa-pre.c: Ditto.
17787 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17789 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17790 them is supposed to hold actual statements.
17792 2009-06-06 Ian Lance Taylor <iant@google.com>
17794 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17795 empty statements can now have attributes.
17797 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17799 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17800 * config/mips/mips.md: Ditto.
17802 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17804 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17806 (__eabi_uconvert): Likewise.
17808 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17810 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17811 CFI_* definitions with IN_GCC.
17813 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17815 * xcoffout.h (xcoffout_source_line): Update prototype.
17817 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17819 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17820 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17822 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17824 PR middle-end/40340
17825 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17826 inlined_function_outer_scope_p blocks for artificial inlines
17828 * tree.c (tree_nonartificial_location): Rewrite using
17829 block_nonartificial_location.
17831 2009-06-05 Revital Eres <eres@il.ibm.com>
17832 Leehod Baruch <leehod@il.ibm.com>
17834 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17835 (expand_expr_real_1): Remove comment.
17836 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17837 Vectorize misaligned access when the target supports it.
17838 (vect_supportable_dr_alignment): Check for unaligned access support.
17839 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17842 2009-06-05 Julian Brown <julian@codesourcery.com>
17844 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17845 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17847 2009-06-05 Richard Guenther <rguenther@suse.de>
17850 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17851 as possibly unused.
17853 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17855 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17856 (save_gprs): Don't tell unwinder when a global register is saved.
17857 (s390_emit_epilogue): Emit needed epilogue unwind info.
17859 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17861 * dwarf2out.c (deferred_asm_name): New.
17862 (add_name_and_src_coords_attributes): Defer creation of
17863 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17865 (move_linkage_attr): New.
17866 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17869 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17871 * tree-nested.c (finalize_nesting_tree_1): Declare the
17872 frame_decl in the binding tree.
17874 2009-06-04 Cary Coutant <ccoutant@google.com>
17876 * basic-block.h (struct basic_block_def): Add discriminator field.
17877 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17879 * debug.c (do_nothing_debug_hooks): Add additional entry.
17880 (debug_nothing_int_charstar_int): New function.
17881 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17882 (debug_nothing_int_charstar_int): New declaration.
17883 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17884 discriminator value in .loc directive.
17885 * final.c (last_discriminator): New variable.
17886 (discriminator): New variable.
17887 (final_start_function): Initialize above variables, pass current
17888 discriminator to debug hook.
17889 (notice_source_line): Check for discriminator change.
17890 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17891 * sdbout.c (sdbout_source_line): New parameter.
17892 * tree-cfg.c (struct locus_discrim_map): New structure type.
17893 (discriminator_per_locus): New hash table.
17894 (build_gimple_cfg): Allocate and free discriminator hash table.
17895 (make_edges): Call assign_discriminator.
17896 (locus_map_hash): New function.
17897 (locus_map_eq): New function.
17898 (next_discriminator_for_locus): New function.
17899 (same_line_p): New function.
17900 (assign_discriminator): New function.
17901 (make_cond_expr_edges): Call assign_discriminator.
17902 (make_gimple_switch_edges): Likewise.
17903 (first_non_label_stmt): New function.
17904 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17906 * xcoffout.c (xcoffout_source_line): Add new parameter.
17908 * configure.ac (gcc_cv_as_discriminator): New configury check for
17909 gas support for discriminator.
17910 * configure: Regenerate.
17911 * config.in: Regenerate.
17913 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17915 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17916 val after checking for integers.
17918 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17920 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17922 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17923 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17924 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17925 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17926 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17927 X64_SSE_REGPARM_MAX.
17928 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17929 X64_SSE_REGPARM_MAX.
17931 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17933 * gcc.c (report_times_to_file): New.
17934 (execute): Implement it.
17935 (process_command): Support -time=.
17936 * doc/invoke.texi: Document it.
17938 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17940 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17941 that have value exprs.
17943 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17945 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17946 declarations for constants until...
17947 (dw2_output_indirect_constant_1): ... this point.
17949 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17952 * arm.md (arm_addsi3): Don't try to split an add with an
17953 eliminable register until after reload has completed.
17955 2009-06-03 Ian Lance Taylor <iant@google.com>
17957 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17958 * genattrtab.c (write_length_unit_log): Likewise.
17959 * genchecksum.c (dosum): Likewise.
17960 * gengtype.c (write_rtx_next): Likewise.
17961 (finish_root_table, write_roots): Likewise.
17962 * gimple.c (gimple_ops_offset_): Likewise.
17963 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17964 * config/arc/arc.c (arc_attribute_table): Likewise.
17965 * config/arm/arm.c (arm_attribute_table): Likewise.
17966 * config/avr/avr.c (avr_attribute_table): Likewise.
17967 * config/crx/crx.c (crx_attribute_table): Likewise.
17968 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17969 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17970 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17971 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17972 * config/sh/sh.c (sh_attribute_table): Likewise.
17973 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17974 * config/spu/spu.c (spu_attribute_table): Likewise.
17975 * config/v850/v850.c (v850_attribute_table): Likewise.
17977 * config/alpha/alpha.c (vms_attribute_table): Make static.
17978 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17979 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17980 * config/mips/mips.c (mips_attribute_table): Likewise.
17982 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17984 (cc1-checksum.o): Likewise.
17986 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17988 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17990 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17992 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17993 insn if it is changing sp. Use gen_add3_insn instead of
17994 conditionally gen_addsi3 and gen_adddi3.
17995 (offset_below_red_zone_p): New static inline function.
17996 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17997 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17998 * config/rs6000/ppc-asm.h: Include auto-host.h.
17999 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
18000 CFI_RESTORE): Define.
18001 * config/rs6000/crtresxgpr.asm: Add unwind info.
18002 * config/rs6000/crtresxfpr.asm: Likewise.
18003 * config/rs6000/crtresgpr.asm: Likewise.
18004 * config/rs6000/crtresfpr.asm: Likewise.
18005 * config/rs6000/crtsavgpr.asm: Likewise.
18006 * config/rs6000/crtsavfpr.asm: Likewise.
18008 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
18009 argument of DWARF2_FRAME_REG_OUT macros.
18011 2009-06-03 Julian Brown <julian@codesourcery.com>
18013 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
18014 words or less (including TImode) in core registers.
18016 2009-06-03 Richard Guenther <rguenther@suse.de>
18018 PR middle-end/40328
18019 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
18021 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
18023 * statistics.c (statistics_counter_event): Do not record event
18024 in pass dump if its number == -1.
18025 (curr_statistics_hash): Add assert that we never get passes
18026 with static number == -1.
18028 2009-06-03 Richard Guenther <rguenther@suse.de>
18029 Andrey Belevantsev <abel@ispras.ru>
18031 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
18032 non-BLKmode arrays addressable.
18034 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
18036 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
18037 * config/m68k/m68k.h: ... here.
18039 2009-06-03 Martin Jambor <mjambor@suse.cz>
18041 PR tree-optimization/40323
18042 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
18045 2009-06-03 Richard Guenther <rguenther@suse.de>
18047 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18050 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
18052 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18053 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
18054 JUMP_TABLE_DATA_P where applicable.
18055 * config/sh/sh.c: Ditto.
18056 * config/sh/sh.h: Ditto.
18057 * config/sh/sh.md: Ditto.
18058 * config/sh/symbian.c: Ditto.
18060 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
18062 * config/i386/driver-i386.c (describe_cache): Optimize
18063 concatenation of strings. Use snprintf instead of sprintf.
18064 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
18065 target when not compiling with GCC.
18067 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
18069 * config/sh/sh.c: Revert last change.
18070 (sh_expand_epilogue): Emit a blockage insn before the frame
18071 pointer adjustment unconditionally.
18073 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18075 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
18076 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
18077 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
18078 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
18079 to COLLECT_GCC_OPTIONS.
18081 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18083 * collect2.c (target_system_root): New variable.
18084 (main): Handle --sysroot=.
18085 (ignore_library): Strip the sysroot from the library path.
18087 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18089 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
18090 (collect2.o): Depend on collect2-aix.h.
18091 (collect2-aix.o): New rule.
18092 * collect2-aix.h: New file.
18093 * collect2-aix.c: Likewise.
18094 * collect2.c: Include collect2-aix.h. Don't undefine
18095 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
18096 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
18097 Use TARGET_AIX_VERSION instead of _AIX51.
18098 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
18099 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
18100 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
18101 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
18102 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
18104 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18106 * collect2.c (ignore_library): Avoid premature post-increment
18107 and null deference.
18109 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18111 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
18112 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
18113 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
18114 CROSS_DIRECTORY_STRUCTURE too.
18115 (LINK_LIBG_SPEC): Likewise.
18116 (LIB_SPEC): Add %R to sysroot paths.
18117 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
18118 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
18119 * config/rs6000/aix51.h: As for aix43.h.
18120 * config/rs6000/aix52.h: Likewise.
18121 * config/rs6000/aix53.h: Likewise.
18122 * config/rs6000/aix61.h: Likewise.
18123 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
18124 to the beginning of sysroot paths.
18126 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18128 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
18129 INSN_LISTs that are out of the REG_NOTE range.
18131 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18133 * loop-unroll.c (struct iv_to_split): Add pointer to next.
18134 (struct var_to_expand): Likewise.
18135 (struct opt_info): Add head and tail for linked lists of the above.
18136 (analyze_insn_to_expand_var): Initialize next.
18137 (analyze_iv_to_split_insn): Likewise.
18138 (analyze_insns_in_loop): Create linked lists.
18139 (allocate_basic_variable): Simplify for use without hash table.
18140 (insert_var_expansion_initialization): Likewise, make it type-safer.
18141 (combine_var_copies_in_loop_exit): Likewise.
18142 (apply_opt_in_copies): Walk lists rather than hash tables.
18143 (release_var_copies): Simplified and inlined by hand into...
18144 (free_opt_info): ... this function.
18146 2009-06-02 Richard Guenther <rguenther@suse.de>
18148 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18151 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18153 * cfgexpand.c (gimple_expand_cfg): Discard the source location
18154 only for builtins that are not overridden.
18156 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18158 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
18161 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18163 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
18165 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18167 * combine.c (move_deaths): Compare LUIDs within the same BB only.
18169 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18171 * common.opt (fdump-unnumbered-links): New.
18172 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
18173 * print-rtl.c (flag_dump_unnumbered_links): New.
18174 (print_rtx): Test it.
18176 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
18178 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
18179 push/pop multiple to 8-byte alignment.
18181 2009-06-01 Jakub Jelinek <jakub@redhat.com>
18183 * config/i386/i386.c (queued_cfa_restores): New static variable.
18184 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
18186 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
18187 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
18188 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
18189 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
18190 note unconditionally.
18191 (ix86_emit_restore_regs_using_mov): Likewise.
18192 (ix86_emit_restore_sse_regs_using_mov): Likewise.
18193 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
18194 it through to ix86_emit_restore_reg_using_pop.
18195 (ix86_emit_leave): Add RED_OFFSET argument. Call
18196 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
18197 instead of adding REG_CFA_OFFSET note unconditionally.
18198 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
18199 the above functions. Call ix86_add_queued_cfa_restore_notes when
18202 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
18203 force output of the label even for dwarf2out_do_cfi_asm.
18204 (add_fde_cfi): If -g2 and above and cfi might change CFA,
18205 force creation of CFI label and chain DW_CFA_set_loc jumping to it
18206 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
18208 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
18209 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
18210 dwarf2out_cfi_label callers.
18211 * tree.h (dwarf2out_cfi_label): Adjust prototype.
18212 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
18213 Adjust dwarf2out_cfi_label callers.
18214 * config/vax/vax.c (vax_output_function_prologue): Likewise.
18216 * config/i386/i386.h (struct machine_cfa_state,
18217 struct machine_function): Guard with ifndef USED_FOR_TARGET
18218 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
18221 * emutls.c (__emutls_get_address): Change arr->size to mean number
18222 of allocated arr->data entries instead of # of slots + 1.
18224 PR middle-end/40316
18225 * recog.c (peep2_reinit_state): New function.
18226 (peephole2_init_state): Use it at the end of a basic block and also
18227 when seeing a RTX_FRAME_RELATED_P insn.
18229 2009-06-01 Steve Ellcey <sje@cup.hp.com>
18231 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
18232 fixuns_truncrfdi2): New.
18233 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
18234 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
18235 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
18236 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
18237 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
18238 *recip_approx): Remove.
18239 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
18240 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
18241 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
18243 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
18246 2009-06-01 Ian Lance Taylor <iant@google.com>
18248 * attribs.c (register_attribute): Use CONST_CAST.
18249 * collect2.c (main): Use CONST_CAST2.
18250 (scan_prog_file): Likewise.
18251 * gcc.c (process_command, main): Likewise.
18252 * toplev.c (toplev_main): Likewise.
18254 * c-typeck.c (handle_warn_cast_qual): New static function,
18255 partially broken out of build_c_cast.
18256 (build_c_cast): Call handle_warn_cast_qual.
18257 * doc/invoke.texi (Warning Options): Document new effect of
18260 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
18262 * diagnostic.c (diagnostic_build_prefix): Always print columns.
18263 (diagnostic_report_current_module): Print columns.
18264 * common.opt (flag_show_column): Enable by default.
18266 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
18268 * alias.c (find_base_term): Check for NULL term before returning.
18270 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18272 Revert due to PR40320:
18273 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18274 * calls.c (emit_library_call_value_1): Don't force_operand for move
18277 2009-06-01 Olivier Hainque <hainque@adacore.com>
18278 Eric Botcazou <ebotcazou@adacore.com>
18280 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
18281 to be processed as a bitfield for constructor output purposes.
18282 * output.h (initializer_constant_valid_for_bitfield_p): Declare
18284 * varasm.c (oc_local_state): New type, output_constructor
18285 local state to support communication with helpers.
18286 (oc_outer_state): New type, output_constructor outer state of
18287 relevance in recursive calls.
18288 (output_constructor_array_range): New output_constructor helper,
18289 extracted code for an array range element.
18290 (output_constructor_regular_field): New output_constructor helper,
18291 extracted code for an element that is not a bitfield.
18292 (output_constructor_bitfield): New output_constructor helper,
18293 extracted code for a bitfield element. Accept an OUTER state
18294 argument for recursive processing. Recurse on record or array
18295 CONSTRUCTOR values, possibly past noop conversions.
18296 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
18297 VALUE is a valid constant-valued expression for use in a static
18298 bit-field initializer.
18299 (output_constructor): Rework to use helpers. Accept and honor an
18300 OUTER state argument for recursive calls. Return total size. Be
18301 prepared for nested constructors initializing bitfields.
18302 (output_constant): Feed OUTER in calls to output_constructor.
18304 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18306 * calls.c (emit_library_call_value_1): Don't force_operand for move
18309 2009-06-01 Nick Clifton <nickc@redhat.com>
18311 * doc/invoke.texi (IA-64 Options): Fix typo.
18313 2009-06-01 Ira Rosen <irar@il.ibm.com>
18315 PR tree-optimization/39129
18316 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
18318 (vect_do_peeling_for_loop_bound): Use
18319 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18320 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18321 (vect_loop_versioning): Likewise.
18322 (vect_create_cond_for_alias_checks): Fix indentation.
18323 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
18325 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
18326 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
18327 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
18328 "control flow in loop".
18329 (vect_estimate_min_profitable_iters): Use
18330 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18331 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18332 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
18333 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
18334 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
18335 statement belongs to a group of strided accesses with the exact code
18337 (vectorizable_load): Likewise.
18338 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
18339 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18341 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
18343 * config/freebsd-stdint.h: New file.
18344 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
18345 Add freebsd-stdint.h to tm_file.
18347 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
18349 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
18350 (thumb2_extendhidi2): Likewise.
18352 2009-05-31 Ian Lance Taylor <iant@google.com>
18354 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
18356 2009-05-31 Ian Lance Taylor <iant@google.com>
18358 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
18359 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
18360 (ipa-reference.o): Depend upon gt-ipa-reference.h.
18362 2009-05-31 Jason Merrill <jason@redhat.com>
18364 * tree-pretty-print.c (print_call_name): Take the callee, not the
18365 call itself. Make non-static. Use dump_function_name for functions.
18366 (dump_generic_node): Adjust.
18367 * diagnostic.h: Declare print_call_name.
18368 * gimple-pretty-print.c (dump_gimple_call): Use it.
18370 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18372 * config/sh/sh.md (ashldi3_std): New define_expand.
18375 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18378 * config/sh/sh.c: Include debug.h.
18379 (sh_expand_epilogue): Emit a blockage insn before the frame
18380 pointer adjustment also when dwarf2out_do_frame returns true.
18382 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
18384 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
18385 (thumb2_extendqidi2): New pattern.
18387 2009-05-31 Ira Rosen <irar@il.ibm.com>
18389 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
18390 mark phis for renaming.
18391 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
18392 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
18393 Call mark_sym_for_renaming.
18394 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
18395 * tree-vect-loop.c (vect_transform_loop): Remove
18396 vect_memsyms_to_rename initialization and a call to
18397 mark_set_for_renaming.
18399 2009-05-31 Jakub Jelinek <jakub@redhat.com>
18401 PR middle-end/40304
18402 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
18403 frame related even if !set_cfa && style < 0.
18405 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
18407 * config/i386/mingw-tls.c: New file.
18408 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
18409 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
18410 defining _WIN32 but not __CYGWIN__.
18412 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18414 * configure.ac: Add MPC support.
18416 * config.in, configure: Regenerate.
18418 2009-05-29 Richard Henderson <rth@redhat.com>
18420 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
18421 NOTE_INSN_BASIC_BLOCK.
18422 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
18423 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
18424 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
18426 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
18428 (add_cfi): Disable check redefining cfa away from drap.
18429 (lookup_cfa_1): Add remember argument; handle remember/restore.
18430 (lookup_cfa): Pass remember argument.
18431 (cfa_remember): New.
18432 (compute_barrier_args_size_1): Remove sibcall check.
18433 (dwarf2out_frame_debug_def_cfa): New.
18434 (dwarf2out_frame_debug_adjust_cfa): New.
18435 (dwarf2out_frame_debug_cfa_offset): New.
18436 (dwarf2out_frame_debug_cfa_register): New.
18437 (dwarf2out_frame_debug_cfa_restore): New.
18438 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
18439 (dwarf2out_begin_epilogue): New.
18440 (dwarf2out_frame_debug_restore_state): New.
18441 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
18442 DW_CFA_restore_state.
18443 (output_cfi_directive): Likewise.
18444 (convert_cfa_to_fb_loc_list): Likewise.
18445 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
18446 * dwarf2out.h: Update.
18447 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
18448 (copy_insn_1): Early out for null.
18449 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
18450 and dwarf2out_frame_debug_restore_state.
18451 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
18452 (prologue_insn_hash, epilogue_insn_hash): New.
18453 (free_after_compilation): Adjust freeing accordingly.
18454 (record_insns): Create hash table if needed; push insns into
18455 hash instead of array.
18456 (maybe_copy_epilogue_insn): New.
18457 (contains): Search hash table instead of array.
18458 (sibcall_epilogue_contains): Remove.
18459 (thread_prologue_and_epilogue_insns): Split eh_return insns
18460 and mark them as epilogues.
18461 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
18462 scanning in terms of basic blocks.
18463 * insn-notes.def (CFA_RESTORE_STATE): New.
18464 * jump.c (returnjump_p_1): Accept EH_RETURN.
18465 (eh_returnjump_p_1, eh_returnjump_p): New.
18466 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
18467 CFA_REGISTER, CFA_RESTORE): New.
18468 * rtl.def (EH_RETURN): New.
18469 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
18471 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
18472 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
18474 * config/i386/i386.c (gen_push): Update cfa state.
18475 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
18476 add a CFA_ADJUST_CFA note.
18477 (ix86_dwarf_handle_frame_unspec): Remove.
18478 (ix86_expand_prologue): Update cfa state.
18479 (ix86_emit_restore_reg_using_pop): New.
18480 (ix86_emit_restore_regs_using_pop): New.
18481 (ix86_emit_leave): New.
18482 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
18483 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
18484 * config/i386/i386.h (struct machine_cfa_state): New.
18485 (ix86_cfa_state): New.
18486 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
18487 (eh_return_internal): Merge from eh_return_<mode>,
18488 use eh_return rtx, split w/ epilogue.
18490 2009-05-29 Ian Lance Taylor <iant@google.com>
18492 * builtins.c (validate_gimple_arglist): Don't use va_arg with
18494 * calls.c (emit_library_call_value_1): Likewise.
18496 * c-typeck.c (c_build_va_arg): New function.
18497 * c-tree.h (c_build_va_arg): Declare.
18498 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
18499 instead of build_va_arg.
18501 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
18503 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
18504 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
18505 (ptr_difference_cost): Use affine combinations to compute it.
18506 (difference_cost): Likewise.
18507 (get_computation_cost_at): Compute more accurate cost for addresses
18508 if the ratio is a multiplier allowed in addresses.
18509 For non-addresses, consider that an additional offset or symbol is
18512 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18514 * config/i386/i386.c (ix86_decompose_address): Avoid useless
18515 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
18517 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
18518 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
18519 (prefix_rex): For UNIT_MMX don't imply the prefix by default
18521 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
18522 to 1 for TYPE_SSE{IADD1,CVT1}.
18523 (prefix_vex_imm8): Removed.
18524 (length_vex): Only pass 1 as second argument to
18525 ix86_attr_length_vex_default if prefix_extra is 0.
18526 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
18527 (length): For prefix vex computation use length_immediate
18528 attribute instead of prefix_vex_imm8.
18529 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
18530 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
18531 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
18532 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
18533 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
18534 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
18535 a space in between the operands.
18536 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
18537 if one operand is 0xff and the other one si, di, bp or sp.
18538 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
18539 other one si, di, bp or sp.
18540 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
18541 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
18542 type and mode attributes.
18543 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
18544 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
18545 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
18546 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
18547 prefix_data16 attribute iff MODE_DF.
18548 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
18549 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
18550 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
18551 constm128_operand in length_immediate computation.
18552 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
18553 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
18554 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
18555 length_immediate attribute to 1.
18556 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
18557 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
18558 for certain alternatives.
18559 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
18560 prefix_data16 attribute if MODE_V1DF.
18561 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
18562 length_immediate to 1.
18563 (set_got_rex64, set_rip_rex64): Remove length attribute, set
18564 length_address to 4, set mode attribute to MODE_DI.
18565 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
18566 (fxam<mode>2_i387): Set length attribute to 4.
18567 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
18568 *prefetch_3dnow_rex): Override length_address attribute.
18569 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
18571 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
18572 (constm128_operand): Removed.
18573 * config/i386/i386.c (memory_address_length): For
18574 disp && !index && !base in 64-bit mode account for SIB byte if
18575 print_operand_address can't optimize disp32 into disp32(%rip)
18576 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
18577 for fs: or gs: segment.
18578 (ix86_attr_length_immediate_default): When checking if shortform
18579 is possible, truncate immediate to the length of the non-shortened
18581 (ix86_attr_length_address_default): Ignore MEM_P operands
18583 (ix86_attr_length_vex_default): Only check for DImode on
18584 GENERAL_REG_P operands.
18585 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
18586 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
18587 (sse_cvttps2pi): Clear prefix_rep attribute.
18588 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
18590 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
18591 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
18592 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
18593 iff operand 2 is const_int_operand.
18594 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
18595 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
18596 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
18598 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
18600 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
18601 prefix_data16 attribute for movlpd and movhpd instructions.
18602 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
18603 length_immediate for shufpd instruction.
18604 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
18605 (avx_cmpp<avxmodesuffixf2c><mode>3,
18606 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
18607 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
18608 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
18609 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
18610 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
18611 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
18612 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
18613 prefix_data16 attribute for the first alternative to 1.
18614 (*avx_loadlps): Override length_immediate for the first alternative.
18615 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
18616 attributes for second alternative.
18617 (*vec_concatv2sf_sse4_1): Override length_immediate and
18618 prefix_data16 attributes for second alternative.
18619 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
18620 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
18621 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
18622 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
18623 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
18624 prefix_data16 and length_immediate to 1.
18625 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
18627 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
18628 prefix_extra attribute for variants that don't have 0f prefix alone.
18629 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
18630 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
18631 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
18632 *sse4_1_pextrd): Set length_immediate to 1.
18633 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
18634 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
18636 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
18637 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
18638 length_immediate to 1 for second alternative.
18639 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
18640 prefix_extra and length_immediate attributes for the first
18642 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
18644 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
18645 to 1 for the first and third alternative.
18646 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
18648 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
18650 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
18652 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
18653 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
18654 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
18655 *avx_psign<mode>3): Set prefix_extra attribute to 1.
18656 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
18657 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
18658 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
18659 ssse3_psign<mode>3): Override prefix_rex attribute.
18660 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
18661 (ssse3_palignrti): Override length_immediate to 1.
18662 (ssse3_palignrdi): Override length_immediate to 1, override
18663 prefix_rex attribute.
18664 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
18665 (sse4a_extrqi): Override length_immediate to 2.
18666 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
18667 (sse4a_insertq): Override prefix_data16 to 0.
18668 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
18669 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
18670 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
18671 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
18672 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
18673 and length_immediate to 1.
18674 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
18675 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
18676 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18677 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18678 and length_immediate to 1.
18679 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18680 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18681 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18682 avx_ptest256): Override prefix_extra to 1.
18683 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18684 Override prefix_data16 and length_immediate to 1.
18685 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18686 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18687 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18688 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18689 prefix_data16 to 0 and prefix_extra to 2.
18690 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18691 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18693 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18694 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18695 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18696 and prefix_extra to 2.
18697 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18698 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18699 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18700 avx_vpermilvar<mode>3,
18701 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18702 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18703 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18704 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18705 Override prefix_extra to 1.
18706 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18707 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18708 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18709 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18710 prefix_extra and length_immediate to 1.
18711 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18713 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18714 to 1 for the first alternative.
18715 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18716 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18718 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18719 *movv2sf_internal_avx, *movv2sf_internal): Override
18720 prefix_rep attribute for certain alternatives.
18721 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18722 attributes for certain alternatives.
18723 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18724 attributes for certain alternatives.
18725 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18726 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18727 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18728 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18729 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18730 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18731 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18732 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18733 length_immediate to 1 if operand 2 is const_int_operand.
18734 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18735 *vec_extractv2si_1): Set length_immediate attribute to 1.
18736 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18737 using old 3DNOW insn rather than SSE/3DNOW_A.
18738 (mmx_emms, mmx_femms): Clear modrm attribute.
18740 2009-05-29 Martin Jambor <mjambor@suse.cz>
18742 * tree-sra.c: New implementation of SRA.
18744 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18745 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18746 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18747 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18748 (SRA_MAX_STRUCTURE_COUNT): Removed.
18749 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18750 * doc/invoke.texi (sra-max-structure-size): Removed.
18751 (sra-field-structure-ratio): Removed.
18753 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18755 PR middle-end/40291
18756 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18759 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18761 PR rtl-optimization/40101
18762 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18763 seqno. Adjust comment.
18764 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18765 inserting bookkeeping before a jump, the jump is not scheduled.
18766 When no positive seqno found, provide a value. Add comment.
18768 2009-05-29 Richard Guenther <rguenther@suse.de>
18770 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18771 short-cutting on the first component.
18773 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18775 PR middle-end/39958
18776 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18777 for trees other than decls/types.
18779 2009-05-29 Richard Guenther <rguenther@suse.de>
18781 * tree-ssa-operands.c (get_expr_operands): Do not handle
18782 INDIRECT_REFs in the handled-component case. Remove
18783 unused get_ref_base_and_extent case.
18784 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18785 tree_low_cst and host_integerp where possible.
18786 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18787 codes for equivalence.
18788 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18790 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18792 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18793 to tmake_file for i[34567]86-*-cygwin*.
18795 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18798 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18799 (altivec_categorize_keyword, init_vector_keywords,
18800 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18803 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18805 * tree.c (handle_dll_attribute): Check if node is
18806 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18808 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18810 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18812 (thumb2_zero_extendqidi2): Likewise.
18814 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18816 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18817 instead of gen_movrt.
18818 * config/sh/sh.md (movrt): Remove.
18820 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18822 * doc/invoke.texi (IA-64 Options):
18823 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18824 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18825 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18826 -msched-prefer-non-control-spec-insns,
18827 -msched-stop-bits-after-every-cycle,
18828 -msched-count-spec-in-critical-path,
18829 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18830 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18831 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18832 and -msched-spec-verbose.
18834 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18836 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18837 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18839 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18841 2009-05-28 Richard Guenther <rguenther@suse.de>
18843 * tree-ssa-alias.c (ao_ref_init): New function.
18844 (ao_ref_base): Likewise.
18845 (ao_ref_base_alias_set): Likewise.
18846 (ao_ref_alias_set): Likewise.
18847 (refs_may_alias_p_1): Change signature.
18848 (refs_may_alias_p): Adjust.
18849 (refs_anti_dependent_p): Likewise.
18850 (refs_output_dependent_p): Likewise.
18851 (call_may_clobber_ref_p_1): Change signature.
18852 (call_may_clobber_ref_p): Adjust.
18853 (stmt_may_clobber_ref_p_1): New function split out from ...
18854 (stmt_may_clobber_ref_p): ... here.
18855 (maybe_skip_until): Adjust signature.
18856 (get_continuation_for_phi): Likewise.
18857 (walk_non_aliased_vuses): Likewise.
18858 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18859 (ao_ref_init): Declare.
18860 (ao_ref_base): Likewise.
18861 (ao_ref_alias_set): Likewise.
18862 (stmt_may_clobber_ref_p_1): Likewise.
18863 (walk_non_aliased_vuses): Adjust.
18864 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18865 (get_ref_from_reference_ops): remove.
18866 (vn_reference_lookup_2): Adjust signature.
18867 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18868 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18869 (vn_reference_lookup): Adjust.
18870 (vn_reference_insert): Likewise.
18871 (vn_reference_insert_pieces): Adjust signature.
18872 (visit_reference_op_call): Adjust.
18873 * tree-ssa-pre.c (get_expr_type): Simplify.
18874 (phi_translate_1): Adjust.
18875 (compute_avail): Likewise.
18876 (translate_vuse_through_block): Do not re-build trees.
18877 (value_dies_in_block_x): Likewise.
18878 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18880 (vn_reference_lookup_pieces): Adjust declaration.
18881 (vn_reference_insert_pieces): Likewise.
18883 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18885 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18886 with checking disabled.
18888 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18892 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18893 macro definition for support of three-operand format aligned
18894 .comm directive in assembler on cygwin/pe/mingw target OS.
18895 * configure: Regenerate.
18896 * config.h: Regenerate.
18898 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18899 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18900 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18902 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18903 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18905 2009-05-28 Ira Rosen <irar@il.ibm.com>
18907 PR tree-optimization/40254
18908 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18909 in analysis of basic blocks.
18911 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18913 PR middle-end/33699
18914 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18915 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18916 (TARGET_INITIALIZER): Use it.
18917 * cse.c (CHEAPER): Move it up to the other macros.
18918 (insert): Rename this ...
18919 (insert_with_costs): ... to this. Add cost parameters. Update
18921 (insert): New function. Call insert_with_costs.
18922 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18923 find_reg_offset_for_const, try_const_anchors): New functions.
18924 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18925 when using a const-anchor. Call insert_const_anchors.
18926 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18927 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18929 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18931 * tree-inline.c (remap_decls): Enable nonlocalized variables
18932 when not optimizing.
18934 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18936 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18937 Simplify other tests involving optimize.
18939 2009-05-27 Tom Tromey <tromey@redhat.com>
18941 * unwind-dw2.c (_Unwind_DebugHook): New function.
18942 (uw_install_context): Call _Unwind_DebugHook.
18944 2009-05-27 Tom Tromey <tromey@redhat.com>
18946 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18948 2009-05-27 Ian Lance Taylor <iant@google.com>
18950 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18951 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18952 (ALL_LINKERFLAGS): Define.
18953 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18954 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18955 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18956 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18957 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18958 $(LINKER_FOR_BUILD).
18959 (build/gcov-iov$(build_exeext)): Likewise.
18961 2009-05-27 Julian Brown <julian@codesourcery.com>
18963 * gcse.c (target.h): Include.
18964 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18965 copy of argument to a pseudo register.
18967 2009-05-27 Diego Novillo <dnovillo@google.com>
18969 * tree-ssa-live.c (dump_scope_block): Document arguments.
18970 (dump_scope_blocks): Document.
18971 (debug_scope_blocks): New.
18972 * tree-flow.h (debug_scope_blocks): Declare.
18974 2009-05-21 Denis Chertykov <denisc@overta.ru>
18976 * doc/contrib.texi (Contributors): Add myself to the list.
18978 2009-05-27 Olivier Hainque <hainque@adacore.com>
18980 * expr.c (target_align): New function. Alignment the TARGET of an
18981 assignment may be assume to have.
18982 (highest_pow2_factor_for_target): Use it instead of relying on
18983 immediate tree attributes of TARGET, not necessarily honored when
18984 intermediate bitfields are involved.
18986 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18989 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18990 AVX, SSE4, AES, PCLMUL and POPCNT.
18992 2009-05-27 Diego Novillo <dnovillo@google.com>
18994 * tree-pretty-print.c (dump_location): New.
18995 (dump_generic_node): Call it.
18996 Factor code to handle BLOCK nodes ...
18997 (dump_block_node): ... here.
18999 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
19001 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
19003 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
19005 * gcc-plugin.h: Include config.h and system.h.
19006 (IN_GCC): Define if not defined.
19008 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
19010 PR middle-end/40249
19011 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
19014 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
19016 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
19018 * config/m32r/m32r.h: Ditto.
19019 * config/m32r/m32r.md: Ditto.
19020 * config/m32r/predicates.md: Ditto.
19022 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
19024 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
19026 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
19029 (Loading plugins): typo.
19030 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
19031 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19032 (Interacting with the GCC Garbage Collector): Added new section.
19033 (Giving information about a plugin): Added new section for
19035 * ggc.h (ggc_register_root_tab): Added declaration.
19036 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
19037 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
19038 (register_callback): Improved comment in declaration.
19039 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
19040 (extra_root_vec) Added static variable for dynamic roots registration.
19041 (ggc_register_root_tab) Added new routine.
19042 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
19043 PLUGIN_GGC_MARKING event.
19044 * ggc-zone.c: Include plugin.h.
19045 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19046 * ggc-page.c: Include plugin.h.
19047 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19048 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
19049 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
19050 (register_callback): check lack of callbacks for
19051 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
19052 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
19053 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
19054 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19055 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
19056 dependency on plugin.h.
19057 (plugin.o): Added dependency on ggc.h...
19059 2009-05-26 Richard Guenther <rguenther@suse.de>
19061 PR middle-end/40248
19063 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19064 with mismatched comparison modes.
19066 * expr.c (expand_expr_real_1): Expand the operand of a
19067 VIEW_CONVERT_EXPR in its natural mode.
19069 2009-05-26 Ian Lance Taylor <iant@google.com>
19071 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
19072 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
19073 (ALL_COMPILERFLAGS): Define.
19074 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
19075 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19076 (collect2$(exeext), collect2.o): Likewise.
19077 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
19078 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
19079 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
19080 (libbackend.o, intl.o, cppdefault.o): Likewise.
19081 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19082 (build/%.o): Use $(COMPILER_FOR_BUILD).
19083 (build/gen%$(build_exeext)): Likewise.
19084 (build/gcov-iov$(build_exeext)): LIkewise.
19085 * config/t-darwin (darwin.o): Use $(COMPILER).
19086 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
19087 * config/t-sol2 (sol2-c.o): Likewise.
19088 (sol2.o): Likewise.
19089 * config/t-vxworks (vxworks.o): Likewise.
19090 * config/x-darwin (host-darwin.o): Likewise.
19091 * config/x-hpux (host-hpux.o): Likewise.
19092 * config/x-linux (host-linux.o): Likewise.
19093 * config/x-solaris (host-solaris.o): Likewise.
19094 * config/alpha/x-alpha (driver-alpha.o): Likewise.
19095 * config/arm/t-arm (arm-c.o): Likewise.
19096 * config/arm/t-pe (pe.o): Likewise.
19097 * config/arm/t-wince-pe (pe.o): Likewise.
19098 * config/i386/t-cygming (winnt.o): Likewise.
19099 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
19100 * config/i386/t-cygwin (cygwin1.o): Likewise.
19101 (cygwin2.o): Likewise.
19102 * config/i386/t-i386 (i386-c.o): Likewise.
19103 * config/i386/t-interix (winnt.o): Likewise.
19104 * config/i386/t-netware (netware.o): Likewise.
19105 * config/i386/t-nwld (nwld.o): Likewise.
19106 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
19107 * config/i386/x-i386 (driver-i386.o): Likewise.
19108 * config/i386/x-cygwin (host-cygwin.o): Likewise.
19109 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
19110 * config/ia64/t-ia64 (ia64-c.o): Likewise.
19111 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
19112 * config/mips/x-native (driver-native.o): Likewise.
19113 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
19114 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
19115 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
19116 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
19117 * config/score/t-score-elf (score7.o): Likewise.
19118 (score3.o): Likewise.
19119 * config/sh/t-sh (sh-c.o): Likewise.
19120 * config/sh/t-symbian (sh-c.o): Likewise.
19121 (symbian.o): Likewise.
19122 * config/spu/t-spu-elf (spu-c.o): Likewise.
19123 * config/v850/t-v850 (v850-c.o): Likewise.
19124 * config/v850/t-v850e (v850-c.o): Likewise.
19126 2009-05-26 Richard Guenther <rguenther@suse.de>
19128 PR tree-optimization/40122
19129 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
19130 VECTOR_CSTs if possible.
19131 (fold_gimple_assign): Likewise.
19133 2009-05-26 Richard Guenther <rguenther@suse.de>
19135 PR middle-end/40252
19136 * fold-const.c (fold_binary): Use the correct types for building
19139 2009-05-26 Richard Guenther <rguenther@suse.de>
19141 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
19142 redundant calls to merge_alias_info.
19143 (bump_vector_ptr): Likewise.
19144 * tree-ssa-copy.c (merge_alias_info): Remove.
19145 (replace_exp_1): Remove call to merge_alias_info.
19146 (propagate_tree_value): Likewise.
19147 (fini_copy_prop): Propagate points-to info.
19148 * tree-flow.h (merge_alias_info): Remove.
19150 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19152 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
19154 2009-05-25 Jan Hubicka <jh@suse.cz>
19156 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19157 * cgraph.h (struct inline_summary): New filed self_wize,
19158 size_inlining_benefit, self_time and time_inlining_benefit.
19159 (struct cgraph_global_info): Replace insns by time ans size fields.
19160 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19161 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19162 (ipcp_update_callgraph): Do not touch function bodies.
19163 * ipa-inline.c: Include except.h
19164 (MAX_TIME): New constant.
19165 (overall_insns): Remove.
19166 (leaf_node_p): New.
19167 (overall_size, max_benefit): New static variables.
19168 (cgraph_estimate_time_after_inlining): New function.
19169 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19170 (cgraph_clone_inlined_nodes): Update size.
19171 (cgraph_mark_inline_edge): Update size.
19172 (cgraph_estimate_growth): Use size info.
19173 (cgraph_check_inline_limits): Check size.
19174 (cgraph_default_inline_p): Likewise.
19175 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19176 (cgraph_decide_recursive_inlining): Check size.
19177 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19179 (cgraph_decide_inlining): Likewise.
19180 (cgraph_decide_inlining_incrementally): Likewise; honor
19181 PARAM_EARLY_INLINING_INSNS.
19182 (likely_eliminated_by_inlining_p): New predicate.
19183 (estimate_function_body_sizes): New function.
19184 (compute_inline_parameters): Use it.
19185 * except.c (must_not_throw_labels): New function.
19186 * except.h (must_not_throw_labels): Declare.
19187 * tree-inline.c (init_inline_once): Kill inlining_weigths
19188 * tree-ssa-structalias.c: Avoid uninitialized warning.
19189 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19190 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19191 (PARAM_INLINE_CALL_COST): Remove.
19192 (PARAM_EARLY_INLINING_INSNS): New.
19194 2009-05-25 Richard Guenther <rguenther@suse.de>
19196 PR tree-optimization/36327
19197 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
19198 callback for reference translation or lookup at the point of may-defs.
19199 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
19200 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
19201 for union COMPONENT_REFs.
19202 (vn_reference_lookup_3): New callback. Lookup from memset
19203 and CONSTRUCTOR assignment, translate through struct copies.
19204 (vn_reference_lookup_pieces): Make sure to not free the
19205 passed operands array. Adjust walk_non_aliased_vuses call.
19206 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
19207 make sure we do not leak memory.
19209 2009-05-25 Richard Guenther <rguenther@suse.de>
19211 * tree-ssa-alias.h (dump_points_to_solution): Declare.
19212 * tree-inline.c (expand_call_inline): Reset the escaped and
19213 callused solutions.
19214 * tree-ssa-structalias.c (pass_build_ealias): New.
19215 * tree-pass.h (pass_build_ealias): Declare.
19216 * passes.c (init_optimization_passes): Add PTA during
19217 early optimizations.
19218 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
19219 and CALLUSED solutions.
19220 (dump_points_to_solution): New function, split out from ...
19221 (dump_points_to_info_for): ... here.
19222 * tree-parloops.c (parallelize_loops): Reset the escaped and
19223 callused solutions.
19225 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19228 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
19229 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
19231 2009-05-25 Ira Rosen <irar@il.ibm.com>
19233 PR tree-optimization/40238
19234 * tree-vect-stmts.c (vect_init_vector): Insert initialization
19235 statements after basic block's labels.
19236 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
19237 to free the allocated memory.
19239 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
19241 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
19242 return address with a USE.
19244 2009-05-24 Richard Guenther <rguenther@suse.de>
19246 PR middle-end/40233
19247 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
19248 array type from the main variant of the inner type.
19250 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19252 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
19253 definition to bool (from int) to un-break build.
19254 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
19256 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
19258 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
19259 discard_stmt_changes): Delete.
19260 * tree-ssa-operands.c (scb_stack): Delete.
19261 (init_ssa_operands): Do not initialize it.
19262 (fini_ssa_operands): Do not free it.
19263 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
19265 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
19266 update_stmt, remove the others. Fix comments.
19267 * tree-dfa.c (optimize_stack_restore): Likewise.
19268 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
19269 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
19270 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
19271 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
19273 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
19274 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
19275 (dom_opt_finalize_block): Likewise, adjusting access to
19277 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
19278 (stmts_to_rescan): Change item type to gimple.
19279 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
19281 2009-05-24 Ira Rosen <irar@il.ibm.com>
19283 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
19284 * tree-pass.h (pass_slp_vectorize): New pass.
19285 * params.h (SLP_MAX_INSNS_IN_BB): Define.
19286 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
19287 * tree-vectorizer.c (timevar.h): Include.
19288 (user_vect_verbosity_level): Declare.
19289 (vect_location): Fix comment.
19290 (vect_set_verbosity_level): Update user_vect_verbosity_level
19291 instead of vect_verbosity_level.
19292 (vect_set_dump_settings): Add an argument. Ignore user defined
19293 verbosity if dump flags require higher level of verbosity. Print to
19294 stderr only for loop vectorization.
19295 (vectorize_loops): Update call to vect_set_dump_settings.
19296 (execute_vect_slp): New function.
19297 (gate_vect_slp): Likewise.
19298 (struct gimple_opt_pass pass_slp_vectorize): New.
19299 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
19300 access its members.
19301 (vec_info_for_bb): New function.
19302 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
19303 (VECTORIZATION_ENABLED): New macro.
19304 (SLP_ENABLED, SLP_DISABLED): Likewise.
19305 (vect_is_simple_use): Add bb_vec_info argument.
19306 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
19307 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
19308 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
19309 vect_schedule_slp, vect_analyze_slp): Likewise.
19310 (vect_analyze_stmt): Add slp_tree argument.
19311 (find_bb_location): Declare.
19312 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19313 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
19314 (vect_analyze_loop_operations, vect_analyze_loop,
19315 get_initial_def_for_induction, vect_create_epilog_for_reduction,
19316 vect_finalize_reduction, vectorizable_reduction,
19317 vectorizable_live_operation, vect_transform_loop): Likewise.
19318 * tree-data-ref.c (dr_analyze_innermost): Update comment,
19319 skip evolution analysis if analyzing a basic block.
19320 (dr_analyze_indices): Likewise.
19321 (initialize_data_dependence_relation): Skip the test whether the
19322 object is invariant for basic blocks.
19323 (compute_all_dependences): Skip dependence analysis for data
19324 references in basic blocks.
19325 (find_data_references_in_stmt): Don't fail in case of invariant
19326 access in basic block.
19327 (find_data_references_in_bb): New function.
19328 (find_data_references_in_loop): Move code to
19329 find_data_references_in_bb and add a call to it.
19330 (compute_data_dependences_for_bb): New function.
19331 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
19332 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
19334 (vect_analyze_data_ref_dependence): Check for interleaving in case of
19335 unknown dependence in basic block and fail in case of dependence in
19337 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
19338 dependence instances from either loop or basic block vectorization
19340 (vect_compute_data_ref_alignment): Check if it is loop vectorization
19341 before calling nested_in_vect_loop_p.
19342 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
19343 dependence instances from either loop or basic block vectorization
19345 (vect_verify_datarefs_alignment): Likewise.
19346 (vect_enhance_data_refs_alignment): Adjust function calls.
19347 (vect_analyze_data_refs_alignment): Likewise.
19348 (vect_analyze_group_access): Fix printing. Skip different checks if
19349 DR_STEP is 0. Keep strided stores either in loop or basic block
19350 vectorization data structure. Fix indentation.
19351 (vect_analyze_data_ref_access): Fix comments, allow zero step in
19353 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
19354 dependence instances from either loop or basic block vectorization
19356 (vect_analyze_data_refs): Update comment. Call
19357 compute_data_dependences_for_bb to analyze basic blocks.
19358 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
19359 case of loop vectorization. In case of basic block vectorization use
19360 data-ref itself as a base.
19361 (vect_create_data_ref_ptr): In case of basic block vectorization:
19362 don't advance the pointer, add new statements before the current
19363 statement. Adjust function calls.
19364 (vect_supportable_dr_alignment): Support only aligned accesses in
19365 basic block vectorization.
19366 * common.opt (ftree-slp-vectorize): New flag.
19367 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
19368 (vect_pattern_recog_1): Likewise.
19369 * tree-vect-stmts.c (process_use): Likewise.
19370 (vect_init_vector): Add new statements in the beginning of the basic
19371 block in case of basic block SLP.
19372 (vect_get_vec_def_for_operand): Adjust function calls.
19373 (vect_finish_stmt_generation): Likewise.
19374 (vectorizable_call): Add assert that it is loop vectorization, adjust
19376 (vectorizable_conversion, vectorizable_assignment): Likewise.
19377 (vectorizable_operation): In case of basic block SLP, take
19378 vectorization factor from statement's type and skip the relevance
19379 check. Adjust function calls.
19380 (vectorizable_type_demotion): Add assert that it is loop
19381 vectorization, adjust function calls.
19382 (vectorizable_type_promotion): Likewise.
19383 (vectorizable_store): Check for outer loop only in case of loop
19384 vectorization. Adjust function calls. For basic blocks, skip the
19385 relevance check and don't advance pointers.
19386 (vectorizable_load): Likewise.
19387 (vectorizable_condition): Add assert that it is loop vectorization,
19388 adjust function calls.
19389 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
19390 that it is not reduction, get vector type, call only supported
19391 functions, skip loop specific parts.
19392 (vect_transform_stmt): Check for outer loop only in case of loop
19394 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
19395 (vect_is_simple_use): Fix comment, add new argument, fix conditions
19396 for external definition.
19397 * passes.c (pass_slp_vectorize): New pass.
19398 * tree-vect-slp.c (find_bb_location): New function.
19399 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
19400 check for patterns only in loops.
19401 (vect_build_slp_tree): Add argument, adjust function calls, fail in
19402 case of multiple types in basic block SLP.
19403 (vect_mark_slp_stmts_relevant): New function.
19404 (vect_supported_load_permutation_p): Fix comment.
19405 (vect_analyze_slp_instance): Add argument. In case of basic block
19406 SLP, take vectorization factor from statement's type, check that
19407 unrolling factor is 1. Adjust function call. Save SLP instance in
19408 either loop or basic block vectorization structure. Return FALSE,
19410 (vect_analyze_slp): Add argument. Get strided stores groups from
19411 either loop or basic block vectorization structure. Return FALSE
19412 if basic block SLP failed.
19413 (new_bb_vec_info): New function.
19414 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
19415 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
19416 (vect_schedule_slp): Add argument. Get SLP instances from either
19417 loop or basic block vectorization structure. Set vectorization factor
19418 to be 1 for basic block SLP.
19419 (vect_slp_transform_bb): New function.
19420 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
19422 2009-05-23 Mark Mitchell <mark@codesourcery.com>
19424 * final.c (shorten_branches): Do not align labels for jump tables.
19425 (final_scan_insn): Use JUMP_TABLE_DATA_P.
19427 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
19429 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
19430 Remove outdated reference to flow.c and fix nits.
19431 * doc/gccint.texi: Tweak RTL description.
19432 * doc/rtl.texi: Likewise.
19434 2009-05-23 Denis Chertykov <chertykov@gmail.com>
19436 * config/avr/avr.c: Change my email address.
19437 * config/avr/avr.h: Likewise.
19438 * config/avr/avr.md: Likewise.
19439 * config/avr/avr-protos.h: Likewise.
19440 * config/avr/libgcc.S: Likewise.
19442 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
19444 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
19445 (spu_split_load, spu_split_store): Change return type to int.
19446 (spu_split_convert): Declare.
19447 * config/spu/predicates.md (spu_mem_operand): Remove.
19448 (spu_mov_operand): Update.
19449 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
19450 * config/spu/spu.c (regno_aligned_for_load): Remove.
19451 (reg_aligned_for_addr, spu_expand_load): Define.
19452 (spu_expand_extv): Reimplement and handle MEM.
19453 (spu_expand_insv): Handle MEM.
19454 (spu_sched_reorder): Handle insn's with length 0.
19455 (spu_legitimate_address_p): Reimplement.
19456 (store_with_one_insn_p): Return TRUE for any mode with size
19457 larger than 16 bytes.
19458 (address_needs_split): Define.
19459 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
19461 (spu_convert_move): Define.
19462 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
19463 (spu_split_store): Change all MEM's to TImode.
19464 (spu_init_expanders): Preallocate registers that correspond to
19465 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
19467 (spu_split_convert): Define.
19468 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
19469 (_move<mode>, _movdi, _movti): Update predicate and condition.
19470 (load, store): Change to define_split.
19471 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
19473 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
19474 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
19475 define_insn_and_split of lshr<mode>3.
19476 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
19477 (<v>ashr<mode>3_imm): Define.
19478 (extv, extzv, insv): Allow MEM operands.
19479 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
19480 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
19481 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
19482 (_spu_convert2): Change to define_insn_and_split and remove the
19483 corresponding define_peephole2.
19484 (stack_protect_set, stack_protect_test, stack_protect_test_si):
19485 Change predicates to memory_operand.
19487 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19489 * config/arm/thumb2.md: Add 16-bit multiply instructions.
19491 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19493 PR tree-optimization/40219
19494 * tree.c (iterative_hash_expr): Make sure the builtin function is
19495 a normal builtin function and not a front end or back end builtin
19496 before indexing into the built_in_decls array.
19498 2009-05-22 Richard Guenther <rguenther@suse.de>
19500 PR middle-end/38964
19501 * alias.c (write_dependence_p): Do not use TBAA for answering
19502 anti-dependence or output-dependence.
19503 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
19504 (emit_pointer_definition): Remove.
19505 (emit_alias_warning): Likewise.
19506 (find_what_var_points_to): Remove TBAA pruning code.
19507 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
19509 (compute_points_to_sets): Remove code computing the set of
19510 dereferenced pointers.
19511 * tree-data-ref.c (dr_may_alias_p): Properly use the split
19512 oracle for querying anti and output dependencies.
19513 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
19514 if TBAA may be applied.
19515 (refs_anti_dependent_p): New function.
19516 (refs_output_dependent_p): Likewise.
19517 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
19518 (refs_output_dependent_p): Likewise.
19519 * doc/tree-ssa.texi (Memory model): New section.
19520 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19521 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19522 * cfgexpand.c (expand_gimple_basic_block): Do not handle
19523 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
19524 * expr.c (expand_expr_real_1): Likewise.
19525 * gimple-low.c (lower_stmt): Likewise.
19526 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
19527 (dump_gimple_cdt): Remove.
19528 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19529 (gimple_size): Likewise.
19530 (walk_gimple_op): Likewise.
19531 (is_gimple_stmt): Likewise.
19532 (walk_stmt_load_store_addr_ops): Likewise.
19533 (gimple_build_cdt): Remove.
19534 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19535 * gimple.h (gimple_cdt_new_type): Remove.
19536 (gimple_cdt_new_type_ptr): Likewise.
19537 (gimple_cdt_set_new_type): Likewise.
19538 (gimple_cdt_location): Likewise.
19539 (gimple_cdt_location_ptr): Likewise.
19540 (gimple_cdt_set_location): Likewise.
19541 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19542 * tree-cfg.c (remove_useless_stmts_1): Do not handle
19543 GIMPLE_CHANGE_DYNAMIC_TYPE.
19544 (verify_types_in_gimple_stmt): Likewise.
19545 * tree-inline.c (estimate_num_insns): Likewise.
19546 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
19547 (copy_decl_to_var): Likewise.
19548 (copy_result_decl_to_var): Likewise.
19549 * tree-pretty-print.c (dump_generic_node): Do not handle
19550 CHANGE_DYNAMIC_TYPE_EXPR.
19551 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
19552 * tree-ssa-operands.c (get_expr_operands): Likewise.
19553 * tree-ssa-structalias.c (struct variable_info): Remove
19554 no_tbaa_pruning member.
19555 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
19556 (unify_nodes): Do not copy it.
19557 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19558 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
19559 (set_uids_in_ptset): Do not check it.
19560 (find_what_var_points_to): Likewise.
19561 (compute_tbaa_pruning): Remove.
19562 (compute_points_to_sets): Do not call it.
19563 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19564 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19565 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
19566 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
19567 (DECL_NO_TBAA_P): Likewise.
19568 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
19569 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
19570 (expand_omp_atomic_pipeline): Do not set it.
19571 * print-tree.c (print_node): Do not dump it.
19572 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19575 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
19578 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
19581 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19583 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
19586 2009-05-22 Ben Elliston <bje@au.ibm.com>
19588 * Makefile.in (bversion.h, s-bversion): New targets.
19589 (TOPLEV_H): Add bversion.h.
19590 * toplev.h: Include "bversion.h".
19591 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
19592 the __format__ attribute only if compiling with the same version
19593 of GCC as the sources (the "build version").
19595 2009-05-22 Ben Elliston <bje@au.ibm.com>
19597 * c-format.c (handle_format_attribute): Fix comment typo.
19599 2009-05-21 Steve Ellcey <sje@cup.hp.com>
19602 * config/ia64/ia64.opt (mfused-madd): New.
19603 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
19604 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
19605 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
19606 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
19607 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
19608 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
19609 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
19610 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
19611 instruction if !TARGET_FUSED_MADD.
19612 (fpma, fpms): Remove colon from name.
19614 2009-05-22 Richard Guenther <rguenther@suse.de>
19616 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
19617 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
19618 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
19620 (create_expression_by_pieces): Only convert if necessary.
19621 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
19622 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
19624 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
19626 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
19627 regular pattern from a template and rename it ...
19628 (*extzv_truncsi_exts): ... to this.
19630 2009-05-21 Richard Guenther <rguenther@suse.de>
19632 * cgraph.h (struct cgraph_node): Remove inline_decl member.
19633 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
19634 (cgraph_default_inline_p): Likewise.
19635 (cgraph_decide_inlining_incrementally): Likewise.
19637 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
19638 Uros Bizjak <ubizjak@gmail.com>
19640 * config/i386/cpuid.h (bit_MOVBE): New.
19642 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
19644 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
19645 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
19646 (ix86_handle_option): Handle OPT_mmovbe.
19647 (ix86_target_string): Add -mmovbe.
19648 (pta_flags): Add PTA_MOVBE.
19649 (processor_alias_table): Add PTA_MOVBE to "atom".
19650 (override_options): Handle PTA_MOVBE.
19652 * config/i386/i386.h (TARGET_MOVBE): New.
19654 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
19655 (*bswapsi_movbe): New.
19656 (*bswapdi_movbe): Likewise.
19657 (bswapdi2): Renamed to ...
19658 (*bswapdi_1): This.
19659 (bswapdi2): New expander.
19661 * config/i386/i386.opt (mmovbe): New.
19663 * doc/invoke.texi: Document -mmovbe.
19665 2009-05-21 Taras Glek <tglek@mozilla.com>
19667 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
19668 * gcc-plugin.h (plugin_init): Updated signature.
19669 * gcc-plugin.h (plugin_name_args): Moved to this header.
19670 * doc/plugins.texi (plugin_init): Updated documention to reflect
19672 * doc/plugins.texi (plugin_name_args): Added to documention.
19674 2009-05-21 Mark Mitchell <mark@codesourcery.com>
19676 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19677 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19679 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19681 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19682 JUMP_TABLE_DATA_P predicates where applicable.
19683 * config/i386/predicates.md: Ditto.
19684 * config/i386/sse.md: Ditto.
19686 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19688 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19689 operand2 -128 override length_immediate attribute to 1.
19690 * config/i386/predicates.md (constm128_operand): New predicate.
19692 * config/i386/i386.c (memory_address_length): Handle %r12
19693 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19695 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19696 mode look through optional ZERO_EXTEND and SUBREG.
19697 * config/i386/i386.md (R12_REG): New define_constant.
19698 (prefix_data16): For sse unit set also for MODE_TI insns.
19699 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19700 insns set if operand 1 is ext_QIreg_operand.
19701 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19702 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19704 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19705 mode from MODE_DI to MODE_SI.
19706 (movdi_1_rex64): Override modrm and length_immediate attributes
19707 only for movabs (TYPE_IMOV, alternative 2).
19708 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19709 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19710 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19711 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19712 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19713 prefix_rex attribute if DImode.
19714 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19715 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19716 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19717 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19718 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19719 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19720 Likewise. For TYPE_IMOV clear length_immediate attribute.
19721 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19722 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19723 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19724 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19725 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19726 or one operand TYPE_ISHIFT.
19727 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19728 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19729 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19730 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19731 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19732 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19733 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19734 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19735 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19736 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19737 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19738 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19739 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19740 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19741 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19742 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19743 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19744 set mode attribute, don't override length attribute.
19745 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19747 (return_internal_long): Set length attribute to 2 instead of 1.
19748 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19749 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19750 prefix_rex attribute.
19751 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19753 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19755 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19757 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19759 2009-05-20 Ian Lance Taylor <iant@google.com>
19761 * tree.c (build_tree_list_vec_stat): New function.
19762 (ctor_to_vec): New function.
19763 (build_nt_call_vec): New function.
19764 (build_call_array): Change args to be a const pointer.
19765 (build_call_vec): New function.
19766 * tree.h (build_nt_call_vec): Declare.
19767 (build_tree_list_vec_stat): Declare.
19768 (build_tree_list_vec): Define.
19769 (build_call_array): Update declaration.
19770 (build_call_vec): Declare.
19771 (ctor_to_vec): Declare.
19772 * c-common.c (tree_vector_cache): New static variable.
19773 (make_tree_vector): New function.
19774 (release_tree_vector): New function.
19775 (make_tree_vector_single): New function.
19776 (make_tree_vector_copy): New function.
19777 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19778 (make_tree_vector_single, make_tree_vector_copy): Declare.
19779 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19780 (c_parser_expr_list): Don't manage cache here, instead call
19782 (c_parser_release_expr_list): Remove static function.
19783 (c_parser_vec_to_tree_list): Remove static function.
19784 (c_parser_attributes): Call build_tree_list_vec instead of
19785 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19786 c_parser_release_expr_list.
19787 (c_parser_postfix_expression_after_primary): Likewise.
19788 (c_parser_objc_keywordexpr): Likewise.
19790 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19792 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19793 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19794 TARGET_CONVERT_TO_TYPE.
19795 * hooks.c (hook_tree_const_tree_null): Define.
19796 * hooks.h (hook_tree_const_tree_null): Declare.
19797 * target.h (struct gcc_target): Add invalid_parameter_type,
19798 invalid_return_type, promoted_type, and convert_to_type fields.
19799 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19800 (TARGET_INVALID_RETURN_TYPE): Define.
19801 (TARGET_PROMOTED_TYPE): Define.
19802 (TARGET_CONVERT_TO_TYPE): Define.
19803 (TARGET_INITIALIZER): Update for new fields.
19804 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19805 (grokparms): Check targetm.invalid_parameter_type.
19806 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19807 * c-convert.c (convert): Check targetm.convert_to_type.
19809 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19811 * config/mips/mips.md (*extenddi_truncate<mode>,
19812 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19814 (*extendhi_truncateqi): New define_insn_and_sptit.
19816 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19818 PR middle-end/40204
19819 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19820 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19822 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19824 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19825 the operand of VIEW_CONVERT_EXPR.
19827 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19829 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19830 extended family and model for Intel processors. Support Intel Atom.
19832 2009-05-20 Olivier Hainque <hainque@adacore.com>
19834 * gstab.h (stab_code_type): Define, to be used instead of the
19835 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19837 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19838 occurrences by stab_code_type.
19839 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19841 2009-05-20 Martin Jambor <mjambor@suse.cz>
19843 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19844 (sra_insert_before): Likewise.
19845 (sra_insert_after): Likewise.
19846 (sra_init_cache): Likewise.
19847 (sra_type_can_be_decomposed_p): Likewise.
19848 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19849 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19850 (sra_insert_before): Likewise.
19851 (sra_insert_after): Likewise.
19852 (sra_init_cache): Likewise.
19853 (insert_edge_copies_seq): Made static and moved upwards.
19855 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19858 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19860 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19861 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19864 2009-05-20 Richard Guenther <rguenther@suse.de>
19866 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19867 with mismatched comparison modes.
19869 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19871 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19872 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19873 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19874 with shifts for Thumb2.
19875 (orsi_notsi): New for orn.
19876 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19877 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19878 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19879 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19880 Don't invert remainder for IOR.
19882 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19884 PR tree-optimization/40087
19885 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19886 number_of_iterations_ne): Rename never_infinite argument.
19887 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19888 number_of_iterations_le): Handle pointer-type ivs when
19889 exit_must_be_taken is false.
19890 (number_of_iterations_cond): Do not always assume that
19891 exit_must_be_taken if the control variable is a pointer.
19893 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19895 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19896 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19898 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19900 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19901 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19903 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19906 * c.opt (Wlogical-op): Disabled by default.
19907 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19909 * doc/invoke.texi (Wlogical-op): Likewise.
19911 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19913 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19915 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19916 Propagate the type of the first operand.
19917 <ASSERT_EXPR>: Simplify.
19918 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19919 Rewrite using the RHS code as discriminant.
19920 <NOP_EXPR>: Turn into CASE_CONVERT.
19921 <PLUS_EXPR>: Propagate the type of the first operand.
19923 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19925 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19926 (ia64_dconst_0_375): New.
19927 * config/ia64/ia64.c (ia64_override_options): Remove
19928 -minline-sqrt-min-latency warning.
19929 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19930 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19931 * config/ia64/ia64.md (*sqrt_approx): Remove.
19932 (sqrtsf2): Remove #if 0.
19933 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19934 (sqrtdf): Remove assert.
19935 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19936 (sqrtxf2): Remove #if 0.
19937 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19938 * div.md (sqrt_approx_rf): New.
19939 (sqrtsf2_internal_thr): New implementation.
19940 (sqrtsf2_internal_lat): New.
19941 (sqrtdf2_internal_thr: New implementation.
19942 (sqrtxf2_internal): New implementation.
19944 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19945 Hans-Peter Nilsson <hp@axis.com>
19947 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19948 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19949 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19950 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19951 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19952 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19953 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19954 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19955 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19956 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19957 * c-common.c: ...from here.
19959 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19961 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19963 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19965 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19967 2009-05-19 Ben Elliston <bje@au.ibm.com>
19969 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19970 assignments with memcpy calls.
19971 (add_fdes): Likewise.
19972 (binary_search_unencoded_fdes): Likewise.
19973 (linear_search_fdes): Eliminate type puns.
19975 2009-05-19 Richard Guenther <rguenther@suse.de>
19977 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19978 not falsely claim to have propagated into all uses.
19980 2009-05-19 Ben Elliston <bje@au.ibm.com>
19982 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19985 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19987 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19988 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19989 (TARGET_LEGITIMATE_ADDRESS_P): New.
19990 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19991 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19993 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19996 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19997 child of the containing namespace's DIE.
19999 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
20001 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
20002 *zero_extendhi_truncqi): Move after the zero_extend patterns.
20003 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
20006 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
20009 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
20010 gen_align with gen_pad.
20011 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
20012 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
20014 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
20015 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
20017 * config/i386/i386.md (align): Renamed to ...
20018 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
20019 ASM_OUTPUT_MAX_SKIP_PAD.
20021 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
20023 * config.gcc: Fix variable syntax.
20026 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
20027 before calling exact_log2.
20028 (output_iorsi3): Likewise.
20029 (output_xorsi3): Likewise.
20031 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20033 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
20034 for the none zero constant operand except for EQ and NE
20035 comprisons even when the first operand is R0.
20037 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
20039 * config/s390/2064.md: Remove trailing whitespaces.
20040 * config/s390/2084.md: Likewise.
20041 * config/s390/constraints.md: Likewise.
20042 * config/s390/fixdfdi.h: Likewise.
20043 * config/s390/libgcc-glibc.ver: Likewise.
20044 * config/s390/s390-modes.def: Likewise.
20045 * config/s390/s390-protos.h: Likewise.
20046 * config/s390/s390.c: Likewise.
20047 * config/s390/s390.h: Likewise.
20048 * config/s390/s390.md: Likewise.
20049 * config/s390/tpf-unwind.h: Likewise.
20051 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20053 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
20055 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20058 * configure.ac (m68k-*-*): Check if binutils support TLS.
20059 * configure: Regenerate.
20060 * config/m68k/predicates.md (symbolic_operand): Extend comment.
20061 * config/m68k/constraints.md (Cu): New constraint.
20062 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
20063 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
20064 (movsi): Handle TLS symbols.
20065 (addsi3_5200): Handle XTLS symbols, indent.
20066 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
20067 (m68k_tls_reference_p): Declare.
20068 (m68k_legitimize_address): Declare.
20069 (m68k_unwrap_symbol): Declare.
20070 * config/m68k/m68k.opt (mxtls): New option.
20071 * config/m68k/m68k.c (ggc.h): Include.
20072 (m68k_output_dwarf_dtprel): Implement hook.
20073 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
20074 (m68k_expand_prologue): Load GOT pointer when function needs it.
20075 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
20076 (m68k_legitimate_constant_address_p): Same.
20077 (m68k_decompose_address): Handle TLS references.
20078 (m68k_get_gp): New static function.
20079 (enum m68k_reloc): New contants.
20080 (TLS_RELOC_P): New macro.
20081 (m68k_wrap_symbol): New static function.
20082 (m68k_unwrap_symbol): New function.
20083 (m68k_final_prescan_insn_1): New static function.
20084 (m68k_final_prescan_insn): New function.
20085 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
20087 (legitimize_pic_address): Handle TLS references..
20088 (m68k_tls_get_addr, m68k_get_tls_get_addr)
20089 (m68k_libcall_value_in_a0_p)
20090 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
20091 (m68k_call_m68k_read_tp): Helper variables and functions for ...
20092 (m68k_legitimize_tls_address): Handle TLS references.
20093 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
20095 (m68k_legitimize_address): Handle TLS symbols.
20096 (m68k_get_reloc_decoration): New static function.
20097 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
20099 (m68k_output_dwarf_dtprel): Implement hook.
20100 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
20101 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
20102 m68k_call_* routines.
20103 (sched_attr_op_type): Handle TLS symbols.
20104 (gt-m68k.h): Include.
20105 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
20106 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
20108 2009-05-18 Martin Jambor <mjambor@suse.cz>
20110 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
20111 (visit_store_addr_for_mod_analysis): New function.
20112 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
20113 (determine_cst_member_ptr): Use gimple_assign_single_p.
20114 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
20115 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
20116 operands. Don't check number of operands of a NOP_EXPR.
20118 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
20120 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
20122 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
20125 * c-common.c (warn_logical_operator): Don't warn if one of
20126 expression isn't always true or false.
20128 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
20130 * config/i386/biarch32.h: New file.
20131 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
20133 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
20135 * config/mips/mips.md (*zero_extend<mode>_trunchi,
20136 *zero_extend<mode>_truncqi): Merge these into ...
20137 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
20138 Name the pattern following this as *zero_extendhi_truncqi.
20140 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
20142 PR middle-end/39301
20143 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
20144 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
20145 (output_info): Make field HOST_WIDEST_INT.
20146 (print_statistics): Use HOST_WIDEST_INT_PRINT.
20147 (dump_bitmat_statistics): Same.
20149 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
20151 * config.gcc (use_gcc_stdint): Set to wrap.
20152 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20153 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20154 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20155 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20156 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20157 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20158 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20159 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20161 2009-05-16 Joseph Myers <joseph@codesourcery.com>
20163 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
20165 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
20166 Move definitions earlier.
20167 (OPT_ARCH64, OPT_ARCH32): Define.
20168 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
20171 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20174 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
20177 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20179 * arm.md (movdi2): Copy non-reg values to DImode registers.
20181 2009-05-16 Jakub Jelinek <jakub@redhat.com>
20184 * final.c (label_to_max_skip): New function.
20185 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
20186 CODE_LABEL_NUMBER <= max_labelno.
20187 * output.h (label_to_max_skip): New prototype.
20188 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
20189 (ix86_avoid_jump_mispredicts): ... this. Don't define if
20190 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
20191 Handle CODE_LABELs with >= 16 byte alignment or with
20192 max_skip == (1 << align) - 1.
20193 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
20194 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
20197 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
20198 .p2align 3 if MAX_SKIP is smaller than 7.
20199 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
20201 2009-05-15 Ian Lance Taylor <iant@google.com>
20203 * alias.c (struct alias_set_entry_d): Rename from struct
20204 alias_set_entry. Change all uses.
20205 * except.c (struct call_site_record_d): Rename from struct
20206 call_site_record. Change all uses.
20207 * except.h (struct eh_region_d): Rename from struct eh_region.
20209 * gcse.c (struct hash_table_d): Rename from struct hash_table.
20211 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
20212 ivtype_map_elt. Change all uses.
20213 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
20215 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
20216 * graphite.h (struct name_tree_d): Rename from struct name_tree.
20218 (struct sese_d): Rename from struct sese. Change all uses.
20219 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
20220 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
20221 * optabs.h (struct optab_d): Rename from struct optab. Change all
20223 (struct convert_optab_d): Rename from struct convert_optab.
20225 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
20226 ipa_opt_pass. Change all uses.
20227 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
20230 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
20231 defined as a typedef.
20232 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
20235 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20238 * fold-const.c (make_range,build_range_check,merge_ranges): Move
20240 (merge_ranges): Returns bool.
20241 * tree.h (make_range): .. to here.
20242 (build_range_check): Likewise.
20243 (merge_ranges): Likewise. Renamed from merge_ranges.
20244 * c-typeck.c (parser_build_binary_op): Update calls to
20245 warn_logical_operator.
20246 * c-common.c (warn_logical_operator): Add new warning.
20247 * c-common.h (warn_logical_operator): Update declaration.
20249 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20251 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
20253 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20255 * doc/install.texi: Document MPC requirements, flags etc.
20257 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
20258 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
20259 Evaluate constant arguments.
20260 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
20261 (fold_builtin_1): Likewise, also evaluate constant arguments.
20262 Remove superfluous break.
20263 (do_mpc_ckconv): New.
20264 * real.h: Include mpc.h.
20265 * toplev.c (print_version): Output MPC version info if available.
20267 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20269 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
20271 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
20273 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
20276 2009-05-15 Jan Hubicka <jh@suse.cz>
20278 * doc/invoke.texi (max-early-inliner-iterations): New flag.
20279 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
20280 (try_inline): Fix return value.
20281 (cgraph_decide_inlining_incrementally): Honor new value.
20282 (cgraph_early_inlining): Handle indirect inlining.
20283 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
20285 2009-05-15 Jan Hubicka <jh@suse.cz>
20287 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
20288 * cgraphunit.c (cgraph_finalize_function): Set it.
20289 (cgraph_expand_function): Use it.
20291 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20293 * real.c (encode_ieee_half): Define.
20294 (decode_ieee_half): Define.
20295 (ieee_half_format): Define.
20296 (arm_half_format): Define.
20297 * real.h (ieee_half_format): Declare.
20298 (arm_half_format): Declare.
20300 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20302 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
20303 swapped, and reversed optabs exist before trying to use them.
20305 2009-05-15 Paul Brook <paul@codesourcery.com>
20306 Sandra Loosemore <sandra@codesourcery.com>
20308 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
20309 loads. Allow PRE_DEC.
20310 (output_move_neon): Handle PRE_DEC.
20311 (arm_print_operand): Add 'A' for neon structure loads.
20312 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
20313 * config/arm/neon.md (neon_mov): Update comment.
20314 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
20316 (Um): New constraint.
20318 2009-05-15 Jan Hubicka <jh@suse.cz>
20320 Revert the following patch until testsuite fallout is fixed:
20321 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20322 * cgraph.h (struct inline_summary): New filed self_wize,
20323 size_inlining_benefit, self_time and time_inlining_benefit.
20324 (struct cgraph_global_info): Replace insns by time ans size fields.
20325 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20326 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20327 (ipcp_update_callgraph): Do not touch function bodies.
20328 * ipa-inline.c: Include except.h
20329 (MAX_TIME): New constant.
20330 (overall_insns): Remove
20331 (overall_size, max_benefit): New static variables.
20332 (cgraph_estimate_time_after_inlining): New function.
20333 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20334 (cgraph_clone_inlined_nodes): Update size.
20335 (cgraph_mark_inline_edge): Update size.
20336 (cgraph_estimate_growth): Use size info.
20337 (cgraph_check_inline_limits): Check size.
20338 (cgraph_default_inline_p): Likewise.
20339 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20340 (cgraph_decide_recursive_inlining): Check size.
20341 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20343 (cgraph_decide_inlining): Likewise.
20344 (cgraph_decide_inlining_incrementally): Likewise; honor
20345 PARAM_EARLY_INLINING_INSNS.
20346 (likely_eliminated_by_inlining_p): New predicate.
20347 (estimate_function_body_sizes): New function.
20348 (compute_inline_parameters): Use it.
20349 * except.c (must_not_throw_labels): New function.
20350 * except.h (must_not_throw_labels): Declare.
20351 * tree-inline.c (init_inline_once): Kill inlining_weigths
20352 * tree-ssa-structalias.c: Avoid uninitialized warning.
20353 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20354 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20355 (PARAM_INLINE_CALL_COST): Remove.
20356 (PARAM_EARLY_INLINING_INSNS): New.
20358 2009-05-15 Richard Guenther <rguenther@suse.de>
20360 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
20361 not TODO_update_ssa.
20363 2009-05-15 Richard Guenther <rguenther@suse.de>
20365 PR tree-optimization/39999
20366 * gimple.h (gimple_expr_type): Use the expression type looking
20367 through useless conversions.
20368 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
20369 (vn_nary_op_insert_stmt): Likewise.
20370 (simplify_binary_expression): Likewise.
20372 2009-05-15 Richard Guenther <rguenther@suse.de>
20374 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20375 New options, enabled by default.
20376 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20378 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
20379 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
20380 * tree-ssa-structalias.c (gate_tree_pta): New function.
20381 (pass_build_alias): Use it.
20383 2009-05-15 Joseph Myers <joseph@codesourcery.com>
20385 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
20386 recurse on an invariant address if a conversion from a pointer
20387 type to a wider integer type is involved.
20389 2009-05-15 Jan Hubicka <jh@suse.cz>
20391 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20392 * cgraph.h (struct inline_summary): New filed self_wize,
20393 size_inlining_benefit, self_time and time_inlining_benefit.
20394 (struct cgraph_global_info): Replace insns by time ans size fields.
20395 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20396 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20397 (ipcp_update_callgraph): Do not touch function bodies.
20398 * ipa-inline.c: Include except.h
20399 (MAX_TIME): New constant.
20400 (overall_insns): Remove
20401 (overall_size, max_benefit): New static variables.
20402 (cgraph_estimate_time_after_inlining): New function.
20403 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20404 (cgraph_clone_inlined_nodes): Update size.
20405 (cgraph_mark_inline_edge): Update size.
20406 (cgraph_estimate_growth): Use size info.
20407 (cgraph_check_inline_limits): Check size.
20408 (cgraph_default_inline_p): Likewise.
20409 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20410 (cgraph_decide_recursive_inlining): Check size.
20411 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20413 (cgraph_decide_inlining): Likewise.
20414 (cgraph_decide_inlining_incrementally): Likewise; honor
20415 PARAM_EARLY_INLINING_INSNS.
20416 (likely_eliminated_by_inlining_p): New predicate.
20417 (estimate_function_body_sizes): New function.
20418 (compute_inline_parameters): Use it.
20419 * except.c (must_not_throw_labels): New function.
20420 * except.h (must_not_throw_labels): Declare.
20421 * tree-inline.c (init_inline_once): Kill inlining_weigths
20422 * tree-ssa-structalias.c: Avoid uninitialized warning.
20423 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20424 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20425 (PARAM_INLINE_CALL_COST): Remove.
20426 (PARAM_EARLY_INLINING_INSNS): New.
20427 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
20428 (inline-call-cost): Remove.
20429 (early-inlining-insns): New.
20431 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
20433 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
20435 (print_int_cst_bounds_in_octal_p): Likewise.
20436 (dbxout_type): Adjust calls to above functions. Be prepared to deal
20438 * dwarf2out.c (base_type_die): Likewise.
20439 (is_subrange_type): Delete.
20440 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
20441 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
20442 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
20443 if the destination type is boolean.
20444 (build_range_check): Do not special-case subtypes.
20445 (fold_sign_changed_comparison): Likewise.
20446 (fold_unary): Likewise.
20447 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
20448 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
20449 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
20450 * tree.c (subrange_type_for_debug_p): New predicate based on the
20451 former is_subrange_type.
20452 * tree.h (subrange_type_for_debug_p): Declare.
20453 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
20454 (convert_affine_scev): Remove call to above function.
20455 (chrec_convert_aggressive): Likewise.
20456 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
20457 false for conversions involving subtypes.
20458 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
20459 (vrp_val_min): Likewise.
20460 (needs_overflow_infinity): Likewise.
20461 (extract_range_from_unary_expr): Likewise.
20463 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
20465 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20466 * config/frv/frv.c: Likewise.
20467 * config/s390/s390.c: Likewise.
20468 * config/sparc/sparc.h: Likewise.
20469 * config/i386/i386.h: Likewise.
20470 * config/i386/i386.c: Likewise.
20471 * config/crx/crx.c: Likewise.
20472 * config/m68hc11/m68hc11.h: Likewise.
20473 * config/iq2000/iq2000.c: Likewise.
20474 * config/mn10300/mn10300.h: Likewise.
20475 * config/mn10300/mn10300.c: Likewise.
20476 * config/m68k/m68k.c: Likewise.
20477 * config/rs6000/rs6000.c: Likewise.
20478 * config/rs6000/xcoff.h: Likewise.
20479 * config/rs6000/linux64.h: Likewise.
20480 * config/rs6000/sysv4.h: Likewise.
20481 * config/score/score3.c: Likewise.
20482 * config/score/score7.c: Likewise.
20483 * config/score/score.c: Likewise.
20484 * config/arm/arm.md: Likewise.
20485 * config/mips/mips.c: Likewise.
20486 * config/mips/mips.md: Likewise.
20487 * config/bfin/bfin.h: Likewise.
20488 * config/pa/pa.c: Likewise.
20489 * config/pa/constraints.md: Likewise.
20491 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
20492 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
20493 * config/pdp11/pdp11.h: Use memory_address_p instead.
20495 2009-05-14 Ian Lance Taylor <iant@google.com>
20497 * passes.c (finish_optimization_passes): Change i to int.
20498 * plugin.c (plugins_active_p): Change event to int.
20499 (dump_active_plugins): Likewise.
20500 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
20502 * tree.c (tree_range_check_failed): Change c to unsigned int.
20503 (omp_clause_range_check_failed): Likewise.
20504 (build_common_builtin_nodes): Change mode to int. Add cast.
20505 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
20506 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
20508 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
20509 ++ or -- with a variable of enum type.
20511 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20514 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
20516 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20518 * store-motion.c: Do not include params.h
20519 * Makefile.in: Fix dependencies for various files.
20521 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20523 * auto-inc-dec.c: Fix pass description, remove apparent
20524 accidental duplication.
20526 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
20528 PR middle-end/40147
20529 * ipa-utils.h (memory_identifier_string): Moved to ...
20530 * tree.h (memory_identifier_string): Here. Add GTY(()).
20532 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20534 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
20535 in the former documentation of...
20536 (GO_IF_LEGITIMATE_ADDRESS): ... this.
20537 * ira-conflicts.c (get_dup_num): Use address_operand.
20538 * targhooks.c (default_legitimate_address_p): New.
20539 * targhooks.h (default_legitimate_address_p): New.
20540 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
20542 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
20543 * target.h (struct target): Add legitimate_address_p.
20544 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
20545 (TARGET_INITIALIZER): Include it.
20547 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20548 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
20549 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
20550 (TARGET_LEGITIMATE_ADDRESS_P): New.
20552 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20553 (REG_OK_STRICT_P): Delete.
20554 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
20555 (frv_legitimate_address_p_1): ... this.
20556 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
20557 (frv_legitimate_address_p_1): ... the renamed old
20558 frv_legitimate_address_p.
20559 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
20560 (TARGET_LEGITIMATE_ADDRESS_P): New.
20562 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20563 * config/s390/s390-protos.h (legitimate_address_p): Remove.
20564 * config/s390/s390.c (legitimate_address_p): Rename to...
20565 (s390_legitimate_address_p): ... this, make static.
20566 (legitimize_address): Adjust call.
20567 (TARGET_LEGITIMATE_ADDRESS_P): New.
20568 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
20570 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20571 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
20572 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
20573 (TARGET_LEGITIMATE_ADDRESS_P): New.
20575 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20576 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
20577 * config/spu/spu.c (spu_legitimate_address): Rename to...
20578 (spu_legitimate_address_p): ... this, make static.
20579 (TARGET_LEGITIMATE_ADDRESS_P): New.
20581 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20582 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
20583 * config/sparc/sparc.c (legitimate_address_p): Rename to...
20584 (sparc_legitimate_address_p): ... this, make static and return bool.
20585 (legitimize_address): Adjust call.
20586 (TARGET_LEGITIMATE_ADDRESS_P): New.
20588 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20589 * config/i386/i386-protos.h (legitimate_address_p): Remove.
20590 * config/i386/i386.c (legitimate_address_p): Rename to...
20591 (ix86_legitimate_address_p): ... this, make static.
20592 (constant_address_p): Move after it, adjust call.
20593 (TARGET_LEGITIMATE_ADDRESS_P): New.
20595 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20596 * config/avr/avr-protos.h (legitimate_address_p): Remove.
20597 * config/avr/avr.c (legitimate_address_p): Rename to...
20598 (avr_legitimate_address_p): ... this, make static.
20599 (legitimize_address): Adjust call.
20600 (TARGET_LEGITIMATE_ADDRESS_P): New.
20602 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20603 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
20604 * config/crx/crx.c (crx_legitimate_address_p): Make static.
20605 (TARGET_LEGITIMATE_ADDRESS_P): New.
20607 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20608 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
20609 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
20610 (TARGET_LEGITIMATE_ADDRESS_P): New.
20612 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20613 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
20615 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
20617 (TARGET_LEGITIMATE_ADDRESS_P): New.
20619 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20620 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
20622 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
20624 (m68hc11_legitimate_address_p): ... this, make static.
20625 (go_if_legitimate_address_internal): Rename to...
20626 (m68hc11_legitimate_address_p_1): ... this.
20627 (legitimize_address): Adjust call.
20628 (TARGET_LEGITIMATE_ADDRESS_P): New.
20630 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20631 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
20632 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
20633 (TARGET_LEGITIMATE_ADDRESS_P): New.
20635 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20636 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
20637 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
20638 (mn10300_legitimate_address_p): ... this, make static.
20639 (TARGET_LEGITIMATE_ADDRESS_P): New.
20641 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20642 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
20643 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
20644 (TARGET_LEGITIMATE_ADDRESS_P): New.
20646 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20647 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
20648 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
20649 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20650 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
20651 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
20652 (rs6000_legitimate_address_p): ... this, make static.
20653 (TARGET_LEGITIMATE_ADDRESS_P): New.
20654 (REG_MODE_OK_FOR_BASE_P): Delete.
20655 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
20657 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20658 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
20660 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
20661 static, adjust types.
20662 (TARGET_LEGITIMATE_ADDRESS_P): New.
20664 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20665 * config/score/score.c (score_address_p): Rename to...
20666 (score_legitimate_address_p): ... this.
20667 (TARGET_LEGITIMATE_ADDRESS_P): New.
20668 * config/score/score3.c (score3_address_p): Rename to...
20669 (score3_legitimate_address_p): ... this.
20670 * config/score/score7.c (score7_address_p): Rename to...
20671 (score7_legitimate_address_p): ... this.
20673 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
20674 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
20675 GO_IF_LEGITIMATE_ADDRESS): Delete.
20676 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20677 thumb2_legitimate_address_p): Delete.
20678 (arm_legitimate_address_p): Rename to...
20679 (arm_legitimate_address_outer_p): ... this.
20680 * config/arm/constraints.md ("Uq"): Adjust call.
20681 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20682 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20684 (arm_legitimate_address_outer_p): ... this.
20685 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20687 (TARGET_LEGITIMATE_ADDRESS_P): New.
20689 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20690 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20691 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20692 (TARGET_LEGITIMATE_ADDRESS_P): New.
20694 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20695 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20696 * config/vax/vax.c (legitimate_address_p): Rename to...
20697 (vax_legitimate_address_p): ... this, make static.
20698 (TARGET_LEGITIMATE_ADDRESS_P): New.
20700 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20701 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20702 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20703 (TARGET_LEGITIMATE_ADDRESS_P): New.
20705 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20706 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20707 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20708 (mmix_legitimate_address_p): ... this, make static.
20709 (TARGET_LEGITIMATE_ADDRESS_P): New.
20711 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20712 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20713 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20714 (TARGET_LEGITIMATE_ADDRESS_P): New.
20716 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20718 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20719 of MODE_COMPLEX_INT.
20721 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20723 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20724 LCT_NORMAL in function call.
20725 * mips-tdump.c (print_file_desc): Add cast to enum type.
20726 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20727 (mark_stabs): Add casts to enum types.
20728 (parse_stabs_common): Add casts to enum types.
20730 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20732 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20733 Check for invalid values of LETTER.
20735 2009-05-13 Taras Glek <tglek@mozilla.com>
20737 * attribs.c (register_attribute): moved out attribute registration
20738 into register_attribute.
20739 * doc/plugins.texi: Documented register_attribute and
20741 * gcc-plugin.h: Added forward decl for register_attribute.
20742 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20743 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20744 PLUGIN_ATTRIBUTES boilerplate.
20746 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20748 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20749 values even in sentinel and empty entries.
20750 (ms_printf_flag_specs): Likewise.
20751 (ms_scanf_flag_specs): Likewise.
20752 (ms_strftime_flag_specs): Likewise.
20753 (ms_print_char_table): Likewise.
20754 (ms_scan_char_table): Likewise.
20755 (ms_time_char_table): Likewise.
20757 2009-05-13 Doug Kwan <dougkwan@google.com>
20759 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20761 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20763 * config/mips/mips.md (store): Add attributes for QI and HI.
20765 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20766 (truncdi<mode>2): ... this new pattern.
20768 2009-05-13 Brad Hards <bradh@kde.org>
20770 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20772 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20773 Ben Elliston <bje@au.ibm.com>
20775 PR middle-end/40035
20776 * dse.c (check_mem_read_rtx): Guard against width == -1.
20778 2009-05-13 Michael Matz <matz@suse.de>
20780 PR middle-end/39976
20781 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20782 (trivially_conflicts_p): New function.
20783 (insert_backedge_copies): Use it.
20785 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20787 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20788 (handle_stdc_pragma): Use new enum constant names.
20789 (handle_pragma_float_const_decimal64): Ditto.
20791 2009-05-13 Ian Lance Taylor <iant@google.com>
20793 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20796 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20798 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20799 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20801 * config/m68k/m68k.h (FL_UCLINUX): Define.
20803 2009-05-13 Jan Hubicka <jh@suse.cz>
20805 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20807 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20809 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20810 unless -fschedule-insns is specified.
20812 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20815 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20816 TARGET_EXPAND_CBRANCHDI4.
20817 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20818 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20819 (cmpeqdi): Fix comment.
20821 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20823 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20824 (sh_legitimate_address_p): Likewise.
20825 * config/sh/sh.c (sh_legitimate_index_p): New.
20826 (sh_legitimate_address_p): Likewise.
20827 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20828 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20829 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20830 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20831 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20832 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20833 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20834 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20835 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20837 2009-05-12 Jan Hubicka <jh@suse.cz>
20839 * tree-inline.c (estimate_operator_cost): Add operands;
20840 when division happens by constant, it is cheap.
20841 (estimate_num_insns): Loads and stores are not having cost of 0;
20842 EH magic stuff is cheap; when computing runtime cost of switch,
20843 use log2 base of amount of its cases; builtin_expect has cost of 0;
20844 compute cost for moving return value of call.
20845 (init_inline_once): Initialize time_based flags.
20846 * tree-inline.h (eni_weights_d): Add time_based flag.
20848 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20850 * df-core.c: Update head documentation.
20852 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20855 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20856 shadowing exisiting variable op1.
20858 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20861 * config/i386/driver-i386.c (processor_signatures): New enum.
20862 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20863 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20864 processor signature to detect geode processor.
20866 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20870 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20872 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20873 causes spurious differences between trunk and cond-optab branch.
20875 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20877 * dojump.c (compare_from_rtx): Delete.
20878 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20879 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20880 if the comparison does not satisfy the predicate; test predicates for
20881 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20882 further if one existing pattern fails.
20883 * expr.h (compare_from_rtx): Delete.
20884 (prepare_operand): Declare it.
20885 * optabs.c: Change "lib call" to "libcall" throughout.
20886 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20887 HAVE_conditional_trap, emit_cmp_insn): Delete.
20888 (can_compare_p): Delete cmp_optab case.
20889 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20890 Accept other parameters by value.
20891 (prepare_operand): Make non-static.
20892 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20893 other parameters by value. Try to widen operands here based on
20894 an optab_methods argument and looking at cbranch_optab.
20895 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20896 loop. Use cbranch_optab directly.
20897 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20898 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20900 (emit_conditional_move, emit_conditional_add): Inline what's needed
20901 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20902 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20903 with COMPARE. Move cmov_optab and cstore_optab above
20904 with cbranch_optab, move cmp_optab down with ucmp_optab,
20905 remove tst_otpab. Do not initialize trap_rtx.
20906 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20907 for trap code. Do not check HAVE_conditional_trap. Use
20908 prepare_cmp_insn. Accept no predicate for operand 3.
20909 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20910 (OTI_ctrap, ctrap_optab): New.
20911 (tst_optab): Delete.
20912 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20913 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20914 with lookup of ctrap_optab.
20915 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20917 (ctrap_optab): New.
20919 * combine.c (combine_simplify_rtx, simplify_set): Do not
20920 special case comparing against zero for cc0 machines.
20921 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20922 COMPARE on cc0 machines.
20923 (simplify_relational_operation): Return a new expression when
20924 a COMPARE could be removed.
20925 * final.c (final_scan_insn): Compare cc_status values
20926 against LHS of a (compare FOO (const_int 0)) cc0 source.
20927 Also check if cc_status.value is the full compare.
20929 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20930 (cstoreMM4): Document.
20931 (conditional_trap): Document ctrapMM4 instead.
20932 (sync_compare_and_swapMM): Refer to cbranchcc4.
20933 (Dependent Patterns): Eliminate obsolete information referring to
20934 the old jump optimization phase.
20935 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20936 of compares with 0 on cc0 machines.
20937 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20938 avoiding references to cc0. Remove text about storing operands
20940 * doc/tm.texi (Condition Codes): Include blurb on different
20941 condition code representations, separate into subsections for
20942 CC0, MODE_CC and conditional execution.
20944 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20945 alpha_emit_setcc): Accept operands and a machine mode.
20946 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20947 Get code/op0/op1 from operands, use machine mode argument
20948 instead of alpha_compare.fp_p. Emit the branch here.
20949 (alpha_emit_setcc): Likewise, and return boolean.
20950 (alpha_emit_conditional_move): Likewise. Assert that
20951 cmp_op_mode == cmp_mode, and simplify accordingly.
20952 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20953 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20954 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20956 (stack probe test): Use cbranchdi4.
20957 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20959 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20960 * config/arc/arc.h (movsicc, movsfcc): Use it.
20961 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20962 (cbranchsi4, cstoresi4): New.
20963 (cmpsi, bCC and sCC expanders): Remove.
20965 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20966 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20967 * config/arm/predicates.md (arm_comparison_operator): Only include
20968 floating-point operators if there is a hardware floating-point unit.
20969 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20970 deferring to cbranch_cc and cstore_cc respectively.
20971 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20972 cbranch_cc, cstore_cc): New.
20973 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20975 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20977 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20978 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20980 (adjust_insn_length): Adjust calls.
20981 (avr_reorg): Handle (compare (foo) (const_int 0)).
20982 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20983 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20984 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20985 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20987 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20988 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20990 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20991 (cbranchsi4, cstorebi4, cstoresi4): New.
20992 (movbisi): This insn is duplicate, split it to zero_extend.
20993 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20994 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20995 (bfin_optimize_loop): Use cbranch expander.
20996 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20997 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20998 (bfin_bimode_comparison_operator): ... this.
20999 (bfin_direct_comparison_operator): New.
21001 * config/cris/cris.c (cris_normal_notice_update_cc): Look
21002 inside (compare FOO (const_int 0)).
21003 (cris_rtx_costs): Handle ZERO_EXTRACT.
21004 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
21005 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
21006 (*tstdi_v32): Delete.
21007 (*cmpdi_non_v32): Add M alternative for operand 1.
21008 (cmpsi, cmp<mode>): Make private.
21009 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
21011 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
21013 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
21014 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
21015 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
21016 (cc_reg_operand): New.
21017 (any_cond): Delete.
21018 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
21019 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
21020 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
21021 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
21022 crx_expand_scond): Delete.
21024 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
21026 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
21027 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
21029 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
21030 cstoresi4, cstoresf4, cstoredf4): New.
21031 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
21032 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21033 Receive the entire operands array.
21034 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
21035 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
21036 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21037 Get test/op0/op1 from the operands array.
21038 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
21040 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
21041 (h8300_expand_store): New.
21042 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
21044 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
21045 (h8300_expand_store): New.
21046 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
21047 or do not try to produce (set (cc0) REG).
21048 (peepholes): Wrap arguments with COMPARE. Add a peephole to
21049 change a compare into a move to a scratch register. Disable some
21050 peepholes when comparing with zero.
21051 (tstsi, tsthi, tstsi, cmpqi): Make private.
21053 (bCC, sCC): Delete.
21054 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
21057 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
21058 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
21059 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
21060 (ix86_emit_i387_log1p): Use cbranchxf2.
21061 (ix86_expand_setcc): Return void.
21062 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
21063 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
21064 cmp<MODEF>, cmpcc): Remove.
21065 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
21066 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
21067 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
21068 (sCC and bCC expanders): Remove.
21069 (stack_protect_test): Use cbranchcc4.
21071 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
21073 (ia64_expand_compare): Accept three rtx by reference and return void.
21074 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
21075 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
21076 from *expr. Update *expr with the BImode comparison to do.
21077 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
21078 cmptf, bCC, sCC, conditional_trap): Delete.
21079 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
21080 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
21081 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
21082 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
21083 * config/ia64/predicates.md (ia64_cbranch_operator): New.
21085 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
21086 type of last argument.
21087 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
21088 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
21089 use machine mode argument instead of branch_type. Remove dead
21090 code for floating-point comparisons.
21091 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
21092 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
21094 (cbranchsi4, cstoresi4): New.
21095 * config/iq2000/predicates.md (reg_or_const_operand): New.
21097 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
21098 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
21099 (b<code>_op): Rewrite to...
21100 (bcc_op): ... this, using match_operator.
21101 (s<code>_op): Rewrite to...
21102 (scc_op): ... this, using match_operator.
21103 (s<code>_24_op): Rewrite to...
21104 (scc_op_24): ... this, using match_operator.
21105 (s<code>_<mode>): Rewrite to...
21106 (cstore<mode>4): ... this, using match_operator.
21107 (s<code>_<mode>_24): Rewrite to...
21108 (cstore<mode>4_24): ... this, using match_operator.
21109 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
21110 m32c_unpend_compare, m32c_expand_scc): Delete.
21111 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
21112 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
21113 (m32c_expand_movcc): Change NE to EQ if necessary.
21114 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
21116 * config/m32r/m32r-protos.h (gen_cond_store): New.
21117 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
21118 (gen_cond_store): New, from sCC patterns.
21119 (m32r_expand_block_move): Use cbranchsi4.
21120 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
21121 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
21122 (cbranchsi4, cstoresi4): New.
21124 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
21126 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
21127 (m68hc11_notice_update_cc): Look into a compare with 0.
21128 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
21130 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
21131 cmphi, cmpqi, bCC): Delete.
21132 (cbranchsi4, cbranchhi4, cbranchqi4): New.
21133 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
21134 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
21137 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
21138 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
21139 * config/m68k/constraints.md (H): New.
21140 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
21141 the define_insn below.
21142 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
21143 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
21144 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
21145 patterns): Wrap RHS with COMPARE.
21146 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
21147 (*cmpdi_internal): Name this pattern.
21148 (cmpdi): Change to define_insn.
21149 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
21150 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
21151 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
21153 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
21154 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
21155 (conditional_trap): Change to...
21156 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
21157 (*conditional_trap): Use the ordered_comparison_operator and
21158 const1_operand predicates.
21159 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
21160 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
21161 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
21162 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
21164 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
21165 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
21166 (mcore_gen_compare): New.
21167 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
21168 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
21169 (mcore_gen_compare): ... this.
21170 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
21171 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
21172 (stack probe pattern): Use cbranchsi4.
21174 * config/mips/predicates.md (mips_cstore_operator): New.
21175 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
21176 * config/mips/mips.md (any_cond): Delete.
21177 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
21179 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
21180 fixuns_truncsfdi2): Use cbranch patterns.
21181 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
21182 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
21183 Adjust call to mips_expand_conditional_branch.
21184 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
21186 * config/mips/mips-protos.h (mips_expand_conditional_branch,
21187 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
21188 * config/mips/mips.c (cmp_operands): Delete.
21189 (mips_emit_compare): Get comparison operands from *op0/*op1.
21190 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
21191 that it succeeds. Use op0/op1 instead of cmp_operands.
21192 (mips_expand_conditional_branch, mips_expand_conditional_move,
21193 mips_expand_conditional_trap): Likewise.
21194 (mips_block_move_loop): Use cbranch patterns.
21195 * config/mips/mips.h (cmp_operands): Delete.
21197 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
21198 (mmix_gen_compare_reg): Just return a register in the right CC mode.
21199 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
21200 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
21201 (*cmpcc_folded): Rename to...
21202 (*cmpdi_folded): this.
21203 (*cmpcc): Rename to...
21205 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
21208 (cbranchdf4): New. Handle invalid comparisons here.
21209 * config/mmix/predicates.md (float_comparison_operator): New.
21211 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
21212 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
21213 * config/mn10300/mn10300.md (tst): Delete.
21214 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
21215 Name these patterns and wrap RHS in a compare.
21216 (*cmpsi): Make this pattern private. Include tst.
21217 (*cmpsf): Make this pattern private.
21218 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
21219 (compare with zero peepholes): Likewise.
21221 (cbranchsi4, cbranchsf4): New.
21222 (casesi): Use cbranchsi4.
21224 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
21225 hppa_branch_type): Delete.
21226 (return_addr_rtx): Use cbranchsi4.
21227 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
21228 Emit CCFPmode comparison here.
21229 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
21230 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
21231 hppa_branch_type): Delete.
21232 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
21233 (movsicc, movdicc): Remove references to hppa_compare_op0,
21234 hppa_compare_op1 and compare_from_rtx.
21235 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
21236 (casesi): Use cbranchsi4.
21238 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
21239 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
21240 * config/pdp11/pdp11.md (register_or_const0_operand): New.
21241 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
21242 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
21244 (cbranchdf4, cbranchhi4, cbranchqi4): New.
21245 (*branch, *branch_inverted): New.
21247 * config/picochip/picochip.md (cbranchhi4): Use
21248 ordered_comparison_operator.
21249 (cmphi, bCC): Remove.
21251 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
21252 (trap_comparison_operator): Delete.
21253 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
21254 rs6000_emit_cbranch): Accept mode and operands.
21255 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
21256 rs6000_compare_fp_p): Delete.
21257 (rs6000_generate_compare): Accept mode and comparison. Extract code
21258 and op0/op1 from there. Replace references to rs6000_compare_op0
21259 and rs6000_compare_op1.
21260 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
21261 extract result from passed operands.
21262 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
21263 extract loc from passed operands.
21264 (rs6000_emit_cmove): Likewise.
21265 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
21266 rs6000_compare_fp_p): Delete.
21267 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
21268 (cbranch<GPR>4, cbranch<FP>4): New.
21269 (cstore<mode>4): New. Consolidate here all choices about when to use
21270 portable or specialized sCC sequences.
21271 (stack_protect_test): Use cbranchsi4.
21272 (conditional_trap): Replace with ctrap<GPR>4.
21273 (conditional trap insn): Replace trap_comparison_operator with
21274 ordered_comparison_operator.
21276 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
21277 (s390_emit_prologue): Use ctrap.
21278 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
21279 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
21280 New predicates replacing...
21281 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
21282 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
21283 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
21284 (add<mode>cc): Do not use s390_compare_op0/op1.
21285 (s<code>): Change to...
21286 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
21287 (seq): Change to...
21288 (cstorecc4): ... this. Handle EQ or NE equally.
21289 (*sne): Un-privatize for use in cstorecc4.
21290 (b<code>): Change to...
21291 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
21292 (conditional_trap): Replace with...
21293 (ctrap<GPR>4, ctrap<FP>4): ... these.
21294 (stack_protect): Use cbranchcc4.
21296 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
21297 * config/score/score-protos.h (score_gen_cmp): Delete.
21298 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
21299 (score_block_move-loop): Use cbranchsi4.
21300 * config/score/score.md (cbranchsi4): New.
21301 (cmpsi, bCC): Delete.
21302 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
21303 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21304 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
21305 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21306 * config/score/score3.h (score3_gen_cmp): Delete.
21307 * config/score/score7.h (score7_gen_cmp): Delete.
21309 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
21310 (sh_emit_scc_to_t): ... this. Return void.
21311 (from_compare): Rename to...
21312 (sh_emit_compare_and_branch): ... this.
21313 (sh_emit_compare_and_set): New.
21314 (sh_expand_t_scc): Accept operands.
21315 * config/sh/predicates.md (sh_float_comparison_operator): New.
21316 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
21317 (prepare_scc_operands): Rename to...
21318 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
21320 (sh_emit_cheap_store_flag): New.
21321 (sh_emit_set_t_insn): New.
21322 (from_compare): Rename to...
21323 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
21324 handling of TARGET_SH2E floating point to avoid recursive call.
21325 Generate branch here.
21326 (sh_emit_compare_and_set): New.
21327 (sh_expand_t_scc): Get op0/op1 from arguments.
21328 (sh_emit_cheap_store_flag): New.
21329 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
21331 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
21332 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
21333 (movsicc, movdicc): Do nothing when it recreated operands from
21334 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
21335 prepare_scc_operands (now sh_emit_scc_to_t).
21336 (udivdi3): Use cstoresi4.
21337 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
21338 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
21339 (cbranchint4_media, cbranchfp4_media): New.
21340 (casesi): Use cbranchdi4.
21341 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
21343 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
21344 (movnegt): Remove second operand.
21345 (cbranchsf4, cbranchdf4): New.
21346 (stack_protect): Use cbranchdi4/cbranchsi4.
21348 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
21349 (gen_compare_reg): Accept comparison, extract part of it to...
21350 (gen_compare_reg_1): ... this.
21351 (gen_compare_operator): Delete.
21352 (gen_v9_scc): Accept separate destination, comparison code and arms.
21353 Do not use sparc_compare_op0/sparc_compare_op1.
21354 (emit_scc_insn, emit_conditional_branch_insn): New.
21355 (emit_v9_brxx): Make static. Remove useless assertion.
21356 (sparc_emit_float_lib_cmp): Return RTL instead of calling
21358 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
21359 * config/sparc/sparc-protos.h (gen_compare_reg,
21360 sparc_emit_float_lib_cmp): Adjust prototype.
21361 (emit_scc_insn, emit_conditional_branch_insn): New.
21362 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
21363 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
21364 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
21365 iterators to the top.
21366 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
21367 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
21368 snedi_special_trunc): Delete.
21369 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
21370 and snedi_special_trunc.
21371 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
21372 cbranchdi4, cbranch<F:mode>4): New.
21373 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
21374 here. Use gen_compare_reg instead of gen_compare_operator.
21375 (conditional_trap): Replace with...
21376 (ctrapsi4, ctrapdi4): ... this.
21377 (stack_protect_test): Use cbranchcc4.
21379 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
21381 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
21382 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
21383 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
21384 from operands[0] or operands[3] depending on is_set.
21385 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
21386 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
21387 cmpdf, bCC), sCC: Remove.
21388 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
21389 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
21391 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
21392 spu_emit_branch_or_set.
21394 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
21396 * config/stormy16/stormy16.h (xstormy16_compare_op0,
21397 xstormy16_compare_op1): Delete.
21398 * config/stormy16/stormy16.c (xstormy16_compare_op0,
21399 xstormy16_compare_op1): Delete.
21400 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
21402 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
21403 (cmphi, cmpsi, bCC): Remove.
21405 * config/v850/v850.md (tstsi, cmpsi): Fold into...
21406 (*cmpsi): ... this one.
21407 (cbranchsi4, cstoresi4): New.
21408 (bCC expanders): Delete.
21409 (sCC insns): Fold into...
21410 (*setcc): ... this one.
21411 (casesi): Do not use gen_cmpsi and gen_bgtu.
21412 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
21413 (movsicc): Simplify.
21414 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
21416 * config/vax/vax-protos.h (cond_name): New.
21417 (vax_output_conditional_branch): Remove.
21418 * config/vax/vax.c (cond_name): New.
21419 (vax_output_conditional_branch): Remove.
21420 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
21421 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
21422 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
21423 (bit<VAXint>): Wrap source with (compare).
21424 (b<code> and following unnamed pattern): Rename to *branch and
21425 *branch_reversed. Change macroization to match_operator.
21426 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
21428 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
21429 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
21430 Change last argument to machine_mode.
21431 (xtensa_expand_scc): Add machine_mode argument.
21432 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
21433 (gen_conditional_move, xtensa_expand_conditional_branch,
21434 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
21435 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
21436 Adjust operand numbers.
21437 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
21439 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
21440 (cmpsi, cmpsf, b<code>, s<code>): Delete.
21441 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
21443 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21445 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21446 causes spurious differences between trunk and cond-optab branch.
21448 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21451 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
21453 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21455 * tree.c (iterative_hash_pointer): Delete.
21456 (iterative_hash_expr): Short-circuit handling of NULL pointer.
21457 Hash UIDs and versions of SSA names. Don't special-case built-in
21458 function declarations.
21460 2009-05-11 Ian Lance Taylor <iant@google.com>
21463 * graphite.c: Force -Wc++-compat to only be a warning before
21464 #including "cloog/cloog.h".
21466 2009-05-11 Martin Jambor <mjambor@suse.cz>
21468 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
21470 2009-05-11 Jan Hubicka <jh@suse.cz>
21472 * tree-ssa-loop-ivcanon.c: Include target.h
21473 (struct loop_size): new structure.
21474 (constant_after_peeling): New predicate.
21475 (tree_estimate_loop_size): New function.
21476 (estimated_unrolled_size): Rewrite for new estimates.
21477 (try_unroll_loop_completely): Use new estimates.
21478 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
21480 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21482 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
21483 libcpp interface change.
21484 (spu_macro_to_expand): Likewise.
21486 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
21488 PR tree-optimization/40026
21489 * gimplify.c (gimplify_init_constructor): Change initial conditional
21490 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
21491 optimize_compound_literals_in_ctor.
21493 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
21495 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
21497 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
21499 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
21501 * tree-vect-data-refs.c (vect_analyze_group_access): Use
21502 HOST_WIDE_INT for gap.
21504 2009-05-11 Ira Rosen <irar@il.ibm.com>
21506 PR tree-optimization/40074
21507 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
21508 account in group size and step comparison.
21510 2009-05-11 Richard Guenther <rguenther@suse.de>
21512 * passes.c (init_optimization_passes): Strip now incorrect comment.
21513 (execute_function_todo): Do not set PROP_alias.
21514 * tree-pass.h (PROP_alias): Remove.
21515 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
21516 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
21517 * tree-nrv.c (pass_return_slot): Likewise.
21518 * tree-object-size.c (pass_object_sizes): Likewise.
21519 * tree-ssa-dom.c (pass_dominator): Likewise.
21520 (pass_phi_only_cprop): Likewise.
21521 * tree-ssa-dse.c (pass_dse): Likewise.
21522 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
21523 (pass_cselim): Likewise.
21524 * tree-ssa-pre.c (pass_pre): Likewise.
21525 (pass_fre): Likewise.
21526 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
21527 * tree-ssa-sink.c (pass_sink_code): Likewise.
21528 * tree-stdarg.c (pass_stdarg): Likewise.
21529 * tree-tailcall.c (pass_tail_calls): Likewise.
21530 * tree-vrp.c (pass_vrp): Likewise.
21532 2009-05-10 Ian Lance Taylor <iant@google.com>
21534 * basic-block.h (enum profile_status): Break out of struct
21535 control_flow_graph.
21536 * cgraph.h (struct inline_summary): Break out of struct
21538 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
21539 of struct cgraph_order_sort.
21540 * combine.c (enum undo_kind): New enum, broken out of struct undo.
21541 * cse.c (struct branch_path): Break out of struct
21542 cse_basic_block_data.
21543 * except.h (enum eh_region_type): Break out of struct eh_region.
21544 * gcc.c (enum add_del): Break out of struct modify_target.
21545 * genrecog.c (enum decision_type): Break out of struct decision_test.
21546 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
21548 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
21549 * regmove.c (enum match_use): New enum, broken out of struct match.
21550 * sched-int.h (enum post_call_group): New enum, broken out of
21552 (struct deps_reg): Break out of struct deps.
21553 * target.h (struct asm_int_op): Break out of struct gcc_target.
21554 * tree-eh.c (struct goto_queue_node): Break out of struct
21556 * tree-inline.h (enum copy_body_cge_which): Break out of
21558 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
21560 * c-decl.c (in_struct, struct_types): New static variables.
21561 (pushtag): Add loc parameter. Change all callers.
21562 (lookup_tag): Add ploc parameter. Change all callers.
21563 (check_compound_literal_type): New function.
21564 (parser_xref_tag): Add loc parameter. Change all callers. If
21565 -Wc++-compat, warn about struct/union/enum types defined within a
21567 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
21568 and loc parameters. Change all callers. Change error calls to
21569 error_at, using loc. For a redefinition, if the location of the
21570 original definition is known, report it. Set in_struct and
21571 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
21572 (finish_struct): Add new parameters enclosing_in_struct and
21573 enclosing_struct_types. Change all callers. Set
21574 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
21575 in the struct. If in a struct, add this struct to struct_types.
21576 (start_enum): Add loc parameter. Change all callers. Use
21577 error_at for errors, using loc. For a redefinition, if the
21578 location of the original definition is known, report it. If in a
21579 struct, add this enum type to struct_types. If -Wc++-compat warn
21580 if in sizeof, typeof, or alignof.
21581 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
21582 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
21583 (c_parser_enum_specifier): Get enum location for start_enum.
21584 (c_parser_struct_or_union_specifier): Get struct location for
21585 start_struct. Save in_struct and struct_types status between
21586 start_struct and finish_struct.
21587 (c_parser_cast_expression): Get location of cast.
21588 (c_parser_alignof_expression): Get location of type.
21589 (c_parser_postfix_expression): Likewise.
21590 (c_parser_postfix_expression_after_paren_type): Add type_loc
21591 parameter. Change all callers. Call check_compound_literal_type.
21592 Use type_loc for error about variable size type.
21593 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
21594 of an enum constant from an enum type defined in a struct or union.
21595 (c_cast_expr): Add loc parameter. Change all callers. If
21596 -Wc++-compat, warn about defining a type in a cast.
21597 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
21598 (start_enum, start_struct, finish_struct): Update declarations.
21599 (parser_xref_tag, c_cast_expr): Update declarations.
21600 (check_compound_literal_type): Declare.
21602 2009-05-11 Ben Elliston <bje@au.ibm.com>
21604 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
21605 for recent libcpp interface change.
21606 (rs6000_macro_to_expand): Likewise.
21608 2009-05-10 Michael Matz <matz@suse.de>
21611 * config/arm/arm.c (require_pic_register): Emit on entry edge,
21612 not at entry of function.
21614 2009-05-10 Richard Guenther <rguenther@suse.de>
21616 PR tree-optimization/40081
21618 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21619 using the main variant of the element type. Do not fiddle with
21620 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21622 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
21623 structs with volatile fields.
21625 2009-05-10 Jan Hubicka <jh@suse.cz>
21627 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
21628 (estimate_move_cost): Assert that it does not get called for
21630 (estimate_num_insns): Skip VOID types in argument handling.
21631 (optimize_inline_calls): Delete unreachable blocks and verify that
21632 callgraph is valid.
21634 2009-05-10 Jan Hubicka <jh@suse.cz>
21636 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
21637 * cgraph.c (cgraph_mark_address_taken_node): New function.
21638 (dump_cgraph_node): Dump new flag.
21639 * cgraph.h (struct cgraph_node): Add address_taken.
21640 (cgraph_mark_address_taken_node): New function.
21641 * ipa.c (cgraph_postorder): Prioritize functions with address taken
21642 since new direct calls can be born.
21644 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21646 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
21647 tok->val.node.node.
21649 2009-05-10 Jan Hubicka <jh@suse.cz>
21651 PR middle-end/40084
21652 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
21654 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
21655 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
21656 * tree-inline.c (copy_bb): Set frequency correctly.
21657 (fold_marked_statements): Update call to
21658 cgraph_update_edges_for_call_stmt.
21660 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21662 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
21663 identifiers in diagnostics.
21664 * config/arm/arm.c (arm_handle_fndecl_attribute,
21665 arm_handle_isr_attribute): Likewise.
21666 * config/avr/avr.c (avr_handle_progmem_attribute,
21667 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
21668 * config/bfin/bfin.c (handle_int_attribute,
21669 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
21670 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
21671 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
21673 * config/darwin.c (darwin_handle_kext_attribute,
21674 darwin_handle_weak_import_attribute): Likewise.
21675 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
21676 h8300_handle_eightbit_data_attribute,
21677 h8300_handle_tiny_data_attribute): Likewise.
21678 * config/i386/i386.c (ix86_handle_cconv_attribute,
21679 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21680 * config/i386/winnt.c (ix86_handle_shared_attribute,
21681 ix86_handle_selectany_attribute): Likewise.
21682 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21683 * config/m32c/m32c.c (function_vector_handler): Likewise.
21684 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21685 m68hc11_handle_fntype_attribute): Likewise.
21686 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21687 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21688 * config/mips/mips.c (mips_insert_attributes,
21689 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21690 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21691 rs6000_handle_struct_attribute): Likewise.
21692 * config/sh/sh.c (sh_insert_attributes,
21693 sh_handle_resbank_handler_attribute,
21694 sh_handle_interrupt_handler_attribute,
21695 sh2a_handle_function_vector_handler_attribute,
21696 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21698 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21699 * config/spu/spu.c (spu_handle_fndecl_attribute,
21700 spu_handle_vector_attribute): Likewise.
21701 * config/stormy16/stormy16.c
21702 (xstormy16_handle_interrupt_attribute): Likewise.
21703 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21704 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21706 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21708 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21709 (pp_translate_identifiers): New.
21710 (pp_identifier): Only conditionally translate identifier to locale
21712 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21713 (pp_base_tree_identifier): Only conditionally translate identifier
21714 to locale character set.
21715 * c-pretty-print.c (M_): Define.
21716 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21717 fragments for conditional translation with M_.
21718 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21719 identifier translation.
21721 2009-05-10 Richard Guenther <rguenther@suse.de>
21723 PR tree-optimization/40081
21724 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21725 using the main variant of the element type. Do not fiddle with
21726 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21728 2009-05-09 Jan Hubicka <jh@suse.cz>
21730 PR middle-end/40080
21731 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21732 indirect calls; verify cgraph afterwards.
21734 2009-05-09 Jan Hubicka <jh@suse.cz>
21737 * ipa.c (update_inlined_to_pointer): New function.
21738 (cgraph_remove_unreachable_nodes): Use it.
21740 2009-05-09 Jan Hubicka <jh@suse.cz>
21742 * tree-eh.c (struct leh_state): Remove prev_try.
21743 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21744 not track prev_try.
21745 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21746 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21747 remove_eh_handler_and_replace, foreach_reachable_handler,
21748 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21749 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21750 (gen_eh_region_cleanup): Update prototype.
21752 2009-05-09 Jan Hubicka <jh@suse.cz>
21754 PR middle-end/40043
21755 * except.c (copy_eh_region): Always set prev_try.
21756 (redirect_eh_edge_to_label): Find outer try.
21757 (foreach_reachable_handler): When looking for prev try
21758 handle case where previous try is not going to be taken.
21760 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21762 PR tree-optimization/40049
21763 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21764 only vector/vector shifts, convert the type of the constant to the
21765 appropriate type to avoid building incorrect trees, which
21766 eventually have problems with garbage collection.
21768 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21770 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21771 -1 for complex floating-point types if honoring signed zeros.
21773 2009-05-08 Jan Hubicka <jh@suse.cz>
21775 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21776 argument; handle correctly when profile is absent.
21777 (build_cgraph_edges): Update.
21778 (rebuild_cgraph_edges): Update.
21779 * cgraph.c: Do not include varray.h.
21780 (cgraph_set_call_stmt_including_clones): New function.
21781 (cgraph_create_edge_including_clones): Likewise
21782 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21783 (cgraph_update_edges_for_call_stmt): Handle clones.
21784 (cgraph_remove_node): Handle clone tree.
21785 (cgraph_remove_node_and_inline_clones): New function.
21786 (dump_cgraph_node): Dump clone tree.
21787 (cgraph_clone_node): Handle clone tree.
21788 (clone_function_name): Bring here from tree-inline.c.
21789 (cgraph_create_virtual_clone): New function.
21790 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21791 (cgraph_clone_info): New function.
21792 (strut cgraph_node): Add clone_info and new clone tree pointers.
21793 (cgraph_remove_node_and_inline_clones,
21794 cgraph_set_call_stmt_including_clones,
21795 cgraph_create_edge_including_clones,
21796 cgraph_create_virtual_clone): Declare.
21797 (cgraph_function_versioning): Use VEC argument.
21798 (compute_call_stmt_bb_frequency): Update prototype.
21799 (cgraph_materialize_all_clones): New function.
21800 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21801 (ipcp_create_replace_map): Update to VECtors.
21802 (ipcp_update_callgraph): Use virtual clones.
21803 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21804 (ipcp_update_profiling): Do not update local profiling.
21805 (ipcp_insert_stage): Use VECtors and virtual clones.
21806 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21807 (clone_of_p): New function.
21808 (cgraph_preserve_function_body_p): Use clone tree.
21809 (cgraph_optimize): Materialize clones.
21810 (cgraph_function_versioning): Update for VECtors.
21811 (save_inline_function_body): Use clone tree.
21812 (cgraph_materialize_clone): New function.
21813 (cgraph_materialize_all_clones): Likewise.
21814 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21815 * ipa.c: Include gimple.h.
21816 (cgraph_remove_unreachable_nodes): Use clone tree.
21817 * ipa-prop.c (ipa_note_param_call): Update call to
21818 compute_call_stmt_bb_frequencycall.
21819 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21820 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21821 (copy_bb): Handle updating of clone tree; add new edge when new call
21823 (expand_call_inline): Be strict about every call having edge.
21824 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21825 (delete_unreachable_blocks_update_callgraph): New function.
21826 (tree_function_versioning): Use VECtors; always remove unreachable
21827 blocks and fold conditionals.
21828 * tree-inline.h: Do not include varray.h.
21829 (tree_function_versioning): Remove.
21830 * Makefile.in (GTFILES): Remove tree-inline.c
21831 * passes.c (do_per_function): Do only functions having body.
21832 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21835 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21836 Andrew Morrow <acm@google.com>
21839 * c-common.c (c_common_attribute_table): Permit deprecated
21840 attribute to take an optional argument.
21841 (handle_deprecated_attribute): If the optional argument to
21842 __attribute__((deprecated)) is not a string ignore the attribute
21843 and emit a warning.
21845 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21846 * c-typeck.c (build_component_ref): Likewise.
21847 (build_external_ref): Likewise.
21849 * toplev.c (warn_deprecated_use): Add an attribute argument.
21850 Emit the message associated with __attribute__((deprecated)).
21852 * toplev.h (warn_deprecated_use): Updated.
21854 * doc/extend.texi: Document new optional parameter to
21855 __attribute__((deprecated))
21857 2009-05-08 Michael Eager <eager@eagercon.com>
21859 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21860 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21862 2009-05-08 Richard Guenther <rguenther@suse.de>
21864 PR tree-optimization/40062
21865 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21866 Avoid exponential behavior.
21868 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21870 PR rtl-optimization/33928
21872 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21873 process_uses, build_single_def_use_links): New.
21874 (update_df): Update use_def_ref.
21875 (forward_propagate_into): Use get_def_for_use instead of use-def
21877 (fwprop_init): Call build_single_def_use_links and let it initialize
21879 (fwprop_done): Free use_def_ref.
21880 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21881 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21882 df_rd_simulate_one_insn): New.
21883 (df_rd_bb_local_compute_process_def): Update head comment.
21884 (df_chain_create_bb): Use the new RD simulation functions.
21885 * df.h (df_rd_simulate_artificial_defs_at_top,
21886 df_rd_simulate_one_insn): New.
21887 * opts.c (decode_options): Enable fwprop at -O1.
21888 * doc/invoke.texi (-fforward-propagate): Document this.
21890 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21893 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21894 and one complex operand specially.
21895 * tree-complex.c (some_nonzerop): Do not identify a real value as
21896 zero if flag_signed_zeros.
21898 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21900 PR rtl-optimization/33928
21901 * loop-invariant.c (record_use): Fix && vs. || mishap.
21903 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21905 PR rtl-optimization/33928
21906 * loop-invariant.c (struct use): Add addr_use_p.
21907 (struct def): Add n_addr_uses.
21908 (struct invariant): Add cheap_address.
21909 (create_new_invariant): Set cheap_address.
21910 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21911 (record_uses): Pass df_ref to record_use.
21912 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21915 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21917 * config/sh/sh.c: Do not include c-pragma.h.
21919 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21921 * config/spu/spu.c: Remove include of c-common.h.
21923 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21926 * c-common.h (mark_valid_location_for_stdc_pragma,
21927 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21928 clear_float_const_decimal64, float_const_decimal64_p): New.
21929 * c.opt (Wunsuffixed-float-constants): New.
21930 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21931 unsuffixed float constant, handle new warning.
21932 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21933 * c-decl.c (c_scope): New flag float_const_decimal64.
21934 (set_float_const_decimal64, clear_float_const_decimal64,
21935 float_const_decimal64_p): New.
21936 (push_scope): Set new flag.
21937 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21938 to use STDC pragmas.
21939 (c_parser_external_declaration): Ditto.
21940 (c_parser_compound_statement_nostart): Ditto.
21941 * c-pragma.c (valid_location_for_stdc_pragma,
21942 mark_valid_location_for_stdc_pragma,
21943 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21944 handle_pragma_float_const_decimal64): New.
21945 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21946 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21947 set_float_const_decimal64, clear_float_const_decimal64,
21948 float_const_decimal64_p): New dummy functions.
21949 * doc/extend.texi (Decimal Float): Remove statement that the
21950 pragma, and suffix for double constants, are not supported.
21951 * doc/invoke.texi (Warning Options): List new option.
21952 (-Wunsuffixed-float-constants): New.
21954 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21956 * config/i386/i386.c: Do not include c-common.h.
21958 2009-05-07 Mark Heffernan <meheff@google.com>
21960 * doc/invoke.texi (Debugging Options): Document change of debugging
21962 * opts.c (decode_options): Make dump_base_name relative to
21963 aux_base_name directory.
21965 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21967 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21968 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21970 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21972 * Makefile.in (install-plugin): Simplify a bit.
21974 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21976 * Makefile.in (OBJS-common): Add regcprop.o.
21978 * timevar.def (TV_CPROP_REGISTERS): New.
21979 * regrename.c (regrename_optimize): Return 0.
21980 (rest_of_handle_regrename): Delete.
21981 (pass_rename_registers): Point to regrename_optimize.
21982 (struct value_data_entry, struct value_data,
21983 kill_value_one_regno, kill_value_regno, kill_value,
21984 set_value_regno, init_value_data, kill_clobbered_value,
21985 kill_set_value, kill_autoinc_value, copy_value,
21986 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21987 replace_oldest_value_reg, replace_oldest_value_addr,
21988 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21989 debug_value_data, validate_value_data): Move...
21990 * regcprop.c: ... here.
21991 (rest_of_handle_cprop): Delete.
21992 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21994 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21996 PR middle-end/40057
21997 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21998 GEN_INT for 1 << bitnum.
21999 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
22000 build_int_cst_type.
22002 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
22004 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
22005 Remove wrong description of "nand" operation.
22007 2009-05-06 Richard Guenther <rguenther@suse.de>
22008 Adam Nemet <anemet@caviumnetworks.com>
22010 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
22011 comment. Add that if LHS is not a gimple register, then RHS1 has
22012 to be a single object (GIMPLE_SINGLE_RHS).
22014 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
22016 * expr.c (get_def_for_expr): Move it up in the file.
22017 (store_field): When expanding a bit-field store, look at the
22018 defining gimple stmt for the masking conversion.
22020 2009-05-06 Janis Johnson <janis187@us.ibm.com>
22022 PR middle-end/39986
22023 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
22024 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
22025 32-bit memcpy into long.
22027 2009-05-06 Jakub Jelinek <jakub@redhat.com>
22029 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
22030 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
22032 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
22033 instead of appending DW_OP_deref*.
22035 2009-05-06 Michael Matz <matz@suse.de>
22037 PR middle-end/40021
22038 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
22039 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
22041 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
22043 * Makefile.in (install-plugin): Fix srcdir handling.
22045 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
22047 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
22048 when processing for not_regs_needed bitmap.
22049 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
22050 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
22051 handling it for rhs.
22053 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22055 * config/i386/i386.md (unnamed inc/dec peephole): Use
22056 optimize_insn_for_size_p instead of optimize_size.
22057 * config/i386/predicates.md (incdec_operand): Likewise.
22058 (aligned_operand): Likewise.
22059 * config/i386/sse.md (divv8sf3): Likewise.
22060 (sqrtv8sf2): Likewise.
22062 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22064 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
22066 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
22068 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22070 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
22071 ssemodesuffixf2c with avxmodesuffixf2c.
22073 2009-05-06 Joseph Myers <joseph@codesourcery.com>
22076 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
22078 2009-05-05 Jakub Jelinek <jakub@redhat.com>
22080 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
22081 (struct tree_base): Adjust spacing for 8 bit boundaries.
22082 (struct tree_decl_common): Add decl_by_reference_flag bit.
22083 (DECL_BY_REFERENCE): Adjust.
22084 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
22085 print DECL_BY_REFERENCE bit.
22086 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
22087 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
22088 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
22089 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
22092 PR middle-end/39666
22093 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
22094 range of the type, but default label is missing, add it with one
22095 of the existing labels instead of adding a new label for it.
22097 2009-05-05 Joseph Myers <joseph@codesourcery.com>
22101 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
22103 * Makefile.in (enable_plugin, plugin_includedir): New.
22104 (install): Depend on install-plugin.
22105 (PLUGIN_HEADERS): New.
22106 (install-plugin): New.
22107 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
22109 2009-05-05 Richard Guenther <rguenther@suse.de>
22111 PR tree-optimization/40022
22112 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
22114 (phivn_valid_p): Fix tuplification error, simplify.
22115 (phiprop_insert_phi): Add dumps.
22116 (propagate_with_phi): Simplify.
22118 2009-05-05 Richard Guenther <rguenther@suse.de>
22120 PR middle-end/40023
22121 * builtins.c (gimplify_va_arg_expr): Properly build the address.
22123 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
22125 * tree.h (strip_float_extensions): Remove duplicate declaration.
22126 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
22127 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
22128 block_ultimate_origin): Rearrange the declarations line to match the
22129 comment that indicates the .c file which the functions are defined.
22130 (dwarf2out_*, set_decl_rtl): Add comment.
22131 (get_base_address): Adjust comment.
22132 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
22133 declarations line and add comment.
22134 (is_builtin_name): Add blank after function name, for clarity.
22136 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22138 * attribs.c (decl_attributes): Use %qE for identifiers in
22140 * cgraphunit.c (verify_cgraph_node): Translate function names to
22141 locale character set in diagnostics.
22142 * coverage.c (get_coverage_counts): Use %qE for identifiers in
22144 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
22145 Document that functions are named in UTF-8.
22146 * expr.c (expand_expr_real_1): Translate function names to locale
22147 character set in diagnostics.
22148 * gimplify.c (omp_notice_variable, omp_is_private,
22149 gimplify_scan_omp_clauses): Use %qE for identifiers in
22151 * langhooks.c (lhd_print_error_function): Translate function names
22152 to locale character set.
22153 * langhooks.h (decl_printable_name): Document that return value is
22154 in internal character set.
22155 * stmt.c: Include pretty-print.h
22156 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
22158 (resolve_operand_name_1): Translate named operand name to locale
22160 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
22162 * toplev.c (announce_function): Translate function names to locale
22164 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
22165 (default_tree_printer): Use pp_identifier or translate identifiers
22166 to locale character set. Mark "<anonymous>" for translation.
22167 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
22168 for identifiers in diagnostics.
22169 * tree.c (handle_dll_attribute): Use %qE for identifiers in
22171 * varasm.c (output_constructor): Use %qE for identifiers in
22174 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
22176 * configure.ac: use ` ` instead of $()
22177 * configure: Regenerate.
22179 2009-05-05 Ben Elliston <bje@au.ibm.com>
22181 * config/pa/linux-atomic.c: Eliminate conditional include of
22182 errno.h on non-LP64 systems to simplify build requirements.
22184 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22186 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
22188 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
22189 and pass value to identifier_to_locale.
22190 (warn_variable_length_array): Make name a tree.
22191 (grokdeclarator): Separate diagnostic texts for named and unnamed
22192 declarators. Use %qE for named declarators.
22193 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
22195 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
22196 identifiers in diagnostics.
22197 * c-typeck.c (push_member_name, start_init): Pass identifiers to
22198 identifier_to_locale. Mark "anonymous" strings for translation.
22200 2009-05-04 Michael Eager <eager@eagercon.com>
22202 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
22203 address for DImode/DFmode only if double-precision FP regs.
22205 2009-05-04 Michael Eager <eager@eagercon.com>
22207 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
22208 TARGET_SINGLE_FLOAT check.
22210 2009-05-04 Michael Eager <eager@eagercon.com>
22212 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
22214 2009-05-04 Michael Eager <eager@eagercon.com>
22216 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
22217 * config/rs6000/t-xilinx: New
22219 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
22221 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
22222 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
22223 * gcc/explow.c (memory_address): Use target hook.
22224 * gcc/targhooks.c (default_legitimize_address): New.
22225 * gcc/targhooks.h (default_legitimize_address): New.
22226 * gcc/target.h (legitimize_address): New.
22227 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
22228 (TARGET_INITIALIZER): Include it.
22229 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
22231 * config/bfin/bfin-protos.h (legitimize_address): Remove.
22232 * config/bfin/bfin.c (legitimize_address): Remove.
22233 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
22234 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
22236 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
22237 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
22239 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
22240 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
22241 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
22242 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
22243 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
22244 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
22245 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
22246 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
22247 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
22248 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
22249 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
22250 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
22251 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
22252 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
22253 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
22254 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
22255 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
22256 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
22257 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
22258 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
22259 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
22260 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
22261 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
22263 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
22264 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
22265 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
22266 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
22267 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
22268 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
22269 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
22270 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
22271 (thumb_legitimize_address): Delete.
22272 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
22273 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
22274 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
22275 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
22276 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
22277 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
22279 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
22282 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
22283 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
22284 * config/m32r/m32r.c (m32r_legitimize_address): New.
22285 * config/m68k/m68k.c (m68k_legitimize_address): New.
22286 * config/score/score.c (score_legitimize_address): Standardize.
22287 * config/score/score3.c (score3_legitimize_address): Standardize.
22288 * config/score/score3.h (score3_legitimize_address): Adjust.
22289 * config/score/score7.c (score7_legitimize_address): Standardize.
22290 * config/score/score7.h (score7_legitimize_address): Adjust.
22291 * config/sh/sh.c (sh_legitimize_address): New.
22292 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
22294 * gcc/config/s390/s390.c (legitimize_address): Rename to...
22295 (s390_legitimize_address): ... this.
22296 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
22297 (sparc_legitimize_address): ... this.
22298 * gcc/config/i386/i386.c (legitimize_address): Rename to...
22299 (ix86_legitimize_address): ... this.
22300 * gcc/config/avr/avr.c (legitimize_address): Rename to...
22301 (avr_legitimize_address): ... this.
22302 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
22303 (mn10300_legitimize_address): ... this.
22304 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
22305 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
22306 (alpha_expand_mov): Adjust call.
22308 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
22309 * config/spu/spu.c (spu_legitimize_address): Likewise.
22310 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
22311 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
22313 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22315 * intl.c (locale_encoding, locale_utf8): New.
22316 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
22317 * intl.h (locale_encoding, locale_utf8): Declare.
22318 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
22319 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
22321 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
22323 (pp_tree_identifier): Define to call pp_base_tree_identifier.
22324 (pp_base_tree_identifier): Declare as function.
22325 (identifier_to_locale): Declare.
22326 * Makefile.in (pretty-print.o): Update dependencies.
22327 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
22329 2009-05-04 Richard Guenther <rguenther@suse.de>
22331 PR middle-end/40015
22332 * builtins.c (fold_builtin_memory_op): Do not decay to element
22333 type if the size matches the whole array.
22335 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22337 * expmed.c (synth_mult): When trying out a shift, pass the result
22340 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22342 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
22343 (shiftsub1_cost): New.
22344 (init_expmed): Compute shiftsub1_cost.
22345 (synth_mult): Optimize multiplications by constants of the form
22346 -(2^^m-1) for some constant positive integer m.
22348 2009-05-03 Richard Guenther <rguenther@suse.de>
22351 * c-typeck.c (array_to_pointer_conversion): Do not built
22352 ADDR_EXPRs of arrays of pointer-to-element type.
22353 * c-gimplify.c (c_gimplify_expr): Revert change fixing
22354 up wrong ADDR_EXPRs after-the-fact.
22355 * c-common.c (strict_aliasing_warning): Strip pointer
22356 conversions for obtaining the original type.
22357 * builtins.c (fold_builtin_memset): Handle array types.
22358 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
22361 2009-05-03 Richard Guenther <rguenther@suse.de>
22363 PR middle-end/23329
22364 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
22365 Do not lose casts from array types with unknown extent to array
22366 types with known extent.
22367 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
22368 alias set compatibility.
22370 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
22372 * flags.h (extra_warnings): Delete.
22373 * toplev.c (process_options): Handle Wuninitialized here.
22374 * opts.c (extra_warnings): Delete.
22375 (set_Wextra): Delete.
22376 (common_handle_option): -Wextra can be handled automatically.
22377 * c-opts.c (c_common_handle_option): Delete obsolete code.
22378 (c_common_post_options): Simplify comment.
22379 * common.opt (W): Add Var.
22381 (Wuninitialized): Initialize to -1.
22383 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
22384 Richard Guenther <rguenther@suse.de>
22386 * expr.c (get_def_for_expr): New function.
22387 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
22388 SSA rather than trees.
22389 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
22390 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
22392 2009-05-03 Joseph Myers <joseph@codesourcery.com>
22394 * c-common.c (reswords): Add _Imaginary.
22395 * c-common.c (enum rid): Add RID_IMAGINARY.
22397 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
22399 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
22400 Patch by Richard Guenther.
22402 2009-05-03 Anatoly Sokolov <aesok@post.ru>
22404 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
22405 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
22406 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
22407 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
22408 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
22409 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
22410 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
22411 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
22412 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
22413 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
22414 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
22415 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
22416 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
22417 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
22418 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
22419 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
22420 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
22421 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
22423 2009-05-02 Richard Guenther <rguenther@suse.de>
22425 PR tree-optimization/39940
22426 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
22429 2009-05-02 Richard Guenther <rguenther@suse.de>
22431 PR middle-end/40001
22432 * tree-ssa.c (execute_update_addresses_taken): Properly check
22433 if we can mark a variable DECL_GIMPLE_REG_P.
22434 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
22435 back to the end of the function.
22436 (is_gimple_reg_type): Remove complex type special casing.
22437 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
22440 2009-05-02 Ben Elliston <bje@au.ibm.com>
22442 * doc/collect2.texi (Collect2): Document search path behaviour
22443 when configured with --with-ld.
22445 2009-05-02 Jan Hubicka <jh@suse.cz>
22447 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
22448 parameter; update callers.
22449 (coalesce_cost_edge): EH edges are costier because they needs
22450 splitting even if not critical and even more costier when there are
22451 multiple EH predecestors.
22453 2009-05-02 Jan Hubicka <jh@suse.cz>
22455 * except.c (remove_eh_handler_and_replace): Handle updating after
22456 removing TRY blocks.
22458 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
22460 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
22462 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
22464 * varasm.c: Do not include c-pragma.h.
22465 * attribs.c: Do not incude c-common.h.
22467 2009-05-01 Michael Matz <matz@suse.de>
22469 * calls.c (initialize_argument_information): Handle SSA names like
22470 decls with a non MEM_P DECL_RTL.
22472 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22474 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
22475 * ipa-utils.c: Likewise.
22476 * ipa-type-escape.c: Likewise.
22477 * cgraphunit.c Do not include c-common.h.
22478 * ipa-pure-const.c: Likewise.
22479 * tree-if-conv.c: Likewise.
22480 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
22481 * ipa-struct-reorg.c: Likewise.
22482 * tree-nomudflap.c: Likewise.
22483 * tree-ssa-structalias.c: Likewise.
22485 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22487 * store-motion.c: Many cleanups to make this pass a first-class
22488 citizen instead of an appendix to gcse load motion. Add TODO list
22489 to make this pass faster/cleaner/better.
22491 (struct ls_expr): Post gcse.c-split cleanups.
22492 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
22493 "stores" field to "avail_stores".
22494 (pre_ldst_mems): Rename to store_motion_mems.
22495 (pre_ldst_table): Rename to store_motion_mems_table.
22496 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
22497 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
22498 (ldst_entry): Rename to st_expr_entry, update users.
22499 (free_ldst_entry): Rename to free_st_expr_entry, update users.
22500 (free_ldst_mems): Rename to free_store_motion_mems, update users.
22501 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
22503 (first_ls_expr): Rename to first_st_expr, update users.
22504 (next_ls_expr): Rename to next_st_expr, update users.
22505 (print_ldst_list): Rename to print_store_motion_mems. Print names of
22506 fields properly for store motion instead of names inherited from load
22508 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
22509 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
22512 (ae_kill): Rename to st_kill, update users.
22513 (ae_gen): Rename to st_avloc, update users.
22514 (transp): Rename to st_transp, update users.
22515 (pre_insert_map): Rename to st_insert_map, update users.
22516 (pre_delete_map): Rename to st_delete_map, update users.
22517 (insert_store, build_store_vectors, free_store_memory,
22518 one_store_motion_pass): Update for abovementioned changes.
22520 (gcse_subst_count, gcse_create_count): Remove.
22521 (one_store_motion_pass): New statistics counters "n_stores_deleted"
22522 and "n_stores_created", local variables.
22524 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
22527 (regvec, compute_store_table_current_insn): Remove.
22528 (reg_set_info, reg_clear_last_set): Remove.
22529 (compute_store_table): Use DF caches instead of local dataflow
22532 2009-05-01 Joseph Myers <joseph@codesourcery.com>
22534 * c-objc-common.c (c_tree_printer): Print identifiers with
22535 pp_identifier, not pp_string. Mark "({anonymous})" for
22537 * c-pretty-print.c (pp_c_ws_string): New.
22538 (pp_c_cv_qualifier, pp_c_type_specifier,
22539 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
22540 pp_c_storage_class_specifier, pp_c_function_specifier,
22541 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
22542 pp_c_primary_expression, pp_c_postfix_expression,
22543 pp_c_unary_expression, pp_c_shift_expression,
22544 pp_c_relational_expression, pp_c_equality_expression,
22545 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
22546 use pp_string and pp_c_ws_string in place of pp_identifier and
22547 pp_c_identifier for non-identifiers. Mark English strings for
22549 * c-pretty-print.h (pp_c_ws_string): Declare.
22551 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
22552 Roland McGrath <roland@redhat.com>
22554 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
22555 (ENABLE_LD_BUILDID): New configuration option.
22556 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
22557 (LINK_BUILDID_SPEC): New macro.
22558 (init_spec): If defined, prepend it between LINK_EH_SPEC and
22560 * doc/install.texi: Document --enable-linker-build-id option.
22561 * configure: Rebuild.
22562 * config.in: Rebuild.
22564 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
22566 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
22567 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
22568 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
22569 MIPS_GP_SAVE_AREA_SIZE.
22570 * config/mips/mips.c (struct mips_frame_info): Update comment
22571 before arg_pointer_offset and hard_frame_pointer_offset.
22572 (mips_compute_frame_info): Update diagram before function: to
22573 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
22574 indicate the position of frame_pointer_rtx with -fstack-protector and
22575 to show args_size. Don't allocate cprestore area for leaf functions
22576 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
22578 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
22580 2009-04-30 Michael Matz <matz@suse.de>
22582 PR tree-optimization/39955
22583 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
22585 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
22587 * ira.c (setup_cover_and_important_classes): Use safe macro
22588 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
22590 * genpreds.c (write_tm_preds_h): Output suitable definition of
22591 REG_CLASS_FOR_CONSTRAINT.
22593 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22595 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
22597 * bitmap.c (bitmap_descriptor): Likewise.
22598 * ggc-common.c (loc_descriptor): Likewise.
22599 * varray.c (varray_descriptor): Likewise.
22600 * vec.c (vec_descriptor): Likewise.
22602 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
22604 * Makefile.in (dce.o): Add $(EXCEPT_H).
22605 * dce.c: Include except.h and delete redundant vector definitions.
22606 (deletable_insn_p): Return false for non-call insns that can throw
22609 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
22611 * gcse.c (ae_gen): Remove.
22612 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
22613 and make non-static function to make it available in store-motion.c.
22614 Update call sites with search-and-replace.
22615 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
22616 extract_mentioned_regs, extract_mentioned_regs_helper,
22617 find_moveable_store, compute_store_table, load_kills_store, find_loads,
22618 store_killed_in_insn, store_killed_after, store_killed_before,
22619 build_store_vectors, insert_insn_start_basic_block, insert-store,
22620 remove_reachable_equiv_notes, replace_store_insn, delete_store,
22621 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
22622 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
22623 * store-motion.c: ...new file. Also copy data structures from gcse.c
22624 and clean up to remove parts not used by store motion.
22625 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
22626 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
22628 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22631 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
22632 when optimizing for size.
22634 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
22636 * gcse.c (gcse_constant_p): Fix typo in last change.
22638 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22640 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
22642 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
22644 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
22646 2009-04-29 James E. Wilson <wilson@codesourcery.com>
22648 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
22649 CONST_HIGH_PART result.
22651 2009-04-29 Anatoly Sokolov <aesok@post.ru>
22653 * config/avr/avr.c (initial_elimination_offset): Rename to
22654 avr_initial_elimination_offset.
22655 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
22656 change return type to bool.
22657 (avr_can_eliminate): New function.
22658 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
22659 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
22660 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
22661 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
22662 avr_initial_elimination_offset.
22663 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
22664 (avr_initial_elimination_offset): Define.
22666 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22667 Steven Bosscher <steven@gcc.gnu.org>
22669 PR rtl-optimization/39938
22670 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
22671 * cfgrtl.c: Include insn-attr.h.
22672 (rest_of_pass_free_cfg): New function.
22673 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
22674 * resource.c (init_resource_info): Remove call to df_analyze.
22676 2009-04-29 Richard Guenther <rguenther@suse.de>
22679 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22680 allow conversion to signed integers.
22682 2009-04-29 Richard Guenther <rguenther@suse.de>
22684 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22685 shifts of floating point vectors if the shift amount is
22686 a constant multiple of the element size.
22688 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22689 Michael Matz <matz@suse.de>
22691 PR middle-end/39927
22693 * tree-outof-ssa.c (emit_partition_copy): New function.
22694 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22695 insert_part_to_rtx_on_edge): Perform the partition base var
22696 copy using emit_partition_copy.
22697 (insert_value_copy_on_edge): Convert constants to the right mode.
22698 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22699 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22701 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22703 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22704 scan backwards to try to find a constant to initialize it.
22706 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22707 insn before the loop_end instruction, don't look past labels.
22709 2009-04-29 Richard Guenther <rguenther@suse.de>
22711 PR middle-end/39937
22712 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22713 loose type conversions.
22714 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22715 stmts only if there are no uses of its definition.
22717 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22719 * config/bfin/bfin.h (splitting_loops): Declare.
22720 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22721 Reorder bit definitions to be ascending.
22722 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22723 * config/bfin/bfin.c (splitting_loops): New variable.
22724 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22725 (struct loop_info): Remove members INIT and LOOP_INIT.
22726 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22727 the LSETUP sequence. Allow LC to be loaded from any register, but
22728 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22729 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22731 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22732 of reload_completed.
22735 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22737 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22739 * Makefile.in (PLUGIN_VERSION_H): New.
22740 (OBJS-common): Remove plugin-version.o.
22741 (plugin.o): Depend on (PLUGIN_VERSION_H).
22742 (plugin-version.o): Remove.
22743 * configure: Regenerate
22744 * configure.ac: Create plugin-version.h.
22745 * gcc-plugin.h (plugin_gcc_version): Remove.
22746 (plugin_default_version_check): Change signature.
22747 * plugin-version.c: Remove.
22748 * plugin.c: Include plugin-version.h.
22749 (str_plugin_gcc_version_name): Remove.
22750 (try_init_one_plugin): Pass gcc version to plugin_init.
22751 (plugin_default_version_check): Both gcc and plugin versions are now
22754 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22756 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22757 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22758 Remove special case testing for last insn of inner loops. Don't fail
22759 if the loop ends with a jump, emit an extra nop instead.
22761 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22762 DREGS rather than comparing directly. Remove code that tries to
22763 account for latencies.
22765 2009-04-29 Richard Guenther <rguenther@suse.de>
22767 PR tree-optimization/39941
22768 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22769 eliminating an indirect call.
22771 2009-04-29 Richard Guenther <rguenther@suse.de>
22773 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22774 parameter. Allow invariants as base if !require_lvalue.
22775 (verify_gimple_assign_single): Adjust.
22777 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22779 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22780 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22781 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22782 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22783 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22785 * config/bfin/bfin.c (bfin_expand_builtin,
22786 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22788 2009-04-28 Richard Guenther <rguenther@suse.de>
22790 * tree-vect-loop.c (get_initial_def_for_induction): Use
22791 correct types for pointer increment.
22793 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22795 * toplev.c (print_version): Update GMP version string calculation.
22797 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22799 PR rtl-optimization/39938
22800 * resource.c (init_resource_info): Add call to df_analyze.
22802 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22804 * config/alpha/alpha.md (usegp): Cast the result of
22805 alpha_find_lo_sum_using_gp to enum attr_usegp.
22806 * config/alpha/alpha.c (override_options): Remove end-of-structure
22807 marker element from cpu_table. Use array size of cpu_table to handle
22808 -mcpu and -mtune options.
22809 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22811 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22813 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22814 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22815 tune_32 and tune_64.
22816 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22817 support on PowerPC.
22818 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22819 * config/rs6000/option-defaults.h: ... here. New file.
22820 (OPT_64, OPT_32): Define.
22821 (MASK_64BIT): Define to 0 if not already defined.
22822 (OPT_ARCH64, OPT_ARCH32): Define.
22823 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22826 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22828 * config/arm/arm.c (arm_override_options): Emit error on using
22831 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22833 PR rtl-optimization/39914
22834 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22835 registers for allocnos created from user-defined variables only
22836 when not optimizing.
22838 2009-04-28 Richard Guenther <rguenther@suse.de>
22840 PR middle-end/39937
22841 * fold-const.c (fold_binary): Use distribute_real_division only
22844 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22846 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22847 add hpux-stdint.h to tm_file.
22848 (hppa[12]*-*-hpux11*): Ditto.
22849 (ia64*-*-hpux*): Ditto.
22850 * config/hpux-stdint.h: New.
22851 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22852 __STDC_EXT__ for all compiles.
22853 * config/pa/pa-hpux.h: Ditto.
22854 * config/pa/pa-hpux10.h: Ditto.
22855 * config/pa/pa-hpux11.h: Ditto.
22857 2009-04-28 Catherine Moore <clm@codesourcery.com>
22859 * debug.h (set_name): Add comment.
22861 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22864 * config/darwin.c (machopic_gen_offset): Check
22865 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22866 * config/arm/arm.c (require_pic_register): Likewise.
22868 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22870 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22871 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22872 m32c_promote_prototypes): Delete.
22874 2009-04-28 Michael Matz <matz@suse.de>
22876 PR middle-end/39922
22877 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22880 2009-04-28 Richard Guenther <rguenther@suse.de>
22882 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22884 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22886 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22887 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22888 * config/arm/arm-tune.md: Regenerate.
22890 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22892 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22893 block if there are complex incoming edges.
22894 (sel_merge_blocks): Remove useless assert.
22895 (sel_redirect_edge_and_branch): Check that edge was redirected.
22896 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22897 (sel_find_rgns): Delete declaration.
22898 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22899 the region when it is not a preheader.
22901 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22904 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22906 2009-04-28 Richard Guenther <rguenther@suse.de>
22908 * tree.h (SSA_NAME_VALUE): Remove.
22909 (struct tree_ssa_name): Remove value_handle member.
22910 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22911 array for jump threading.
22912 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22914 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22915 * tree-flow.h (threadedge_initialize_values): Declare.
22916 (threadedge_finalize_values): Likewise.
22917 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22918 (SSA_NAME_VALUE): Define.
22919 (threadedge_initialize_values): New function.
22920 (threadedge_finalize_values): Likewise.
22921 * tree-ssa-dom.c (ssa_name_values): New global variable.
22922 (SSA_NAME_VALUE): Define.
22923 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22925 2009-04-28 Ira Rosen <irar@il.ibm.com>
22927 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22928 Use REPORT_VECTORIZED_LOCATIONS instead
22929 REPORT_VECTORIZED_LOOPS.
22930 * tree-vectorizer.c (vect_verbosity_level): Make static.
22931 (vect_loop_location): Rename to vect_location.
22932 (vect_set_verbosity_level): Update comment.
22933 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22935 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22936 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22937 instead REPORT_UNVECTORIZED_LOOPS.
22938 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22939 and vect_loop_def to vect_external_def and vect_internal_def.
22940 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22941 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22942 REPORT_UNVECTORIZED_LOCATIONS.
22943 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22944 and vect_used_in_loop and to vect_unused_in_scope and
22945 vect_used_in_scope.
22946 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22947 (vect_verbosity_level): Remove declaration.
22948 (vect_analyze_operations): Likewise.
22949 (vect_analyze_stmt): Declare.
22950 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22951 REPORT_UNVECTORIZED_LOCATIONS.
22952 (vect_get_loop_niters): Fix indentation.
22953 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22954 (vect_analyze_loop_operations): New function.
22955 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22956 vect_analyze_operations.
22957 (vect_is_simple_reduction): Use new names.
22958 (vectorizable_live_operation, vect_transform_loop): Likewise.
22959 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22960 to specify whether the data references can be a part of interleaving
22962 (vect_analyze_data_ref_dependence): Use new names.
22963 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22964 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22965 * tree-vect-patterns.c (widened_name_p): Use new names.
22966 (vect_recog_dot_prod_pattern): Likewise.
22967 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22968 (process_use, vect_mark_stmts_to_be_vectorized,
22969 vect_model_simple_cost, vect_model_store_cost,
22970 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22971 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22972 vectorizable_operation, vectorizable_type_demotion,
22973 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22974 vectorizable_condition): Likewise.
22975 (vect_analyze_operations): Split into vect_analyze_loop_operations
22977 (vect_analyze_stmt): ... new function.
22978 (new_stmt_vec_info): Use new names.
22979 (vect_is_simple_use): Use new names and fix comment.
22980 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22981 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22983 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22986 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22987 and integer modes for x87 operands. Do not ICE for unsupported size,
22988 generate error instead. Generate error for unsupported operand types.
22989 ['z']: Do not handle HImode memory operands specially. Warning
22990 for floating-point operands. Fallthru to 'Z' for unsupported operand
22991 types. Do not ICE for unsupported size, generate error instead.
22992 (output_387_binary_op): Use %Z to output operands.
22993 (output_fp_compare): Ditto.
22994 (output_387_reg_move): Ditto.
22996 2009-04-28 Ben Elliston <bje@au.ibm.com>
23001 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23003 * builtins.c (c_strlen): Do not warn here.
23004 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23005 * c-common.c (pointer_int_sum): Take an explicit location.
23006 Warn about offsets out of bounds.
23007 * c-common.h (pointer_int_sum): Adjust declaration.
23009 2009-04-27 Ian Lance Taylor <iant@google.com>
23011 * collect2.c (is_ctor_dtor): Change type of ret field in struct
23013 * dce.c (run_fast_df_dce): Change type of old_flags to int.
23014 * df-core.c (df_set_flags): Change return type to int. Change
23015 type of old_flags to int.
23016 (df_clear_flags): Likewise.
23017 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
23018 (df_get_conditional_uses): Likewise.
23019 * df.h (df_set_flags, df_clear_flags): Update declarations.
23020 * dwarf2out.c (struct indirect_string_node): Change type of form
23021 field to enum dwarf_form.
23022 (AT_string_form): Change return type to enum dwarf_form.
23023 * fixed-value.c (fixed_compare): Add cast to enum type.
23024 * fwprop.c (update_df): Change 0 to VOIDmode.
23025 * gensupport.c: Change 0 to UNKNOWN.
23026 * gimple.h (gimple_cond_code): Add cast to enum type.
23027 * haifa-sched.c (reemit_notes): Add cast to enum type.
23028 * hooks.c (hook_int_void_no_regs): Remove function.
23029 * hooks.h (hook_int_void_no_regs): Remove declaration.
23030 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
23031 * predict.c (combine_predictions_for_insn): Add casts to enum type.
23032 * real.c (real_arithmetic): Add cast to enum type.
23033 (real_compare): Likewise.
23034 * target.h (struct gcc_target): Change return type of
23035 branch_target_register_class to enum reg_class.
23036 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
23037 default_branch_target_register_class.
23038 * targhooks.c (default_branch_target_register_class): New function.
23039 * targhooks.h (default_branch_target_register_class): Declare.
23040 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
23041 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
23043 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
23045 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
23046 vect_uninitialized_def. Change 0 to ERROR_MARK.
23047 * tree-vect-stmts.c (supportable_widening_operation): Don't
23048 initialize icode1 and icode2.
23049 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
23050 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
23052 (cmn_err_flag_specs): Change 0 to STD_C89.
23053 (cmn_err_char_table): Likewise.
23054 * config/arm/arm.c (get_arm_condition_code): Change type of code
23055 to enum arm_cond_code.
23056 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
23057 (IWMMXT_BUILTIN2): Likewise.
23058 (neon_builtin_type_bits): Don't define typedef.
23059 (neon_builtin_datum): Change type of bits field to int.
23060 (arm_expand_neon_args): Add cast to enum type.
23061 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
23063 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
23064 casts to enum type.
23065 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
23067 * config/mips/mips.md (jal_macro): Return enum constant.
23068 (single_insn): Likewise.
23069 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
23071 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23072 casts to enum type.
23073 * config/s390/s390.c (s390_tune_flags): Change type to int.
23074 (s390_arch_flags): Likewise.
23075 (s390_handle_arch_option): Change flags field of struct pta to int.
23076 * config/s390/s390.h (s390_tune_flags): Update declaration.
23077 (s390_arch_flags): Likewise.
23078 * config/sh/sh.c (prepare_move_operands): Compare
23079 tls_symbolic_operand result with enum constant.
23080 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
23081 (sh_expand_prologue): Add cast to enum type.
23082 (sh_expand_epilogue): Likewise.
23083 (tls_symbolic_operand): Change return type to enum tls_model.
23084 (fpscr_set_from_mem): Add cast to enum type.
23085 (legitimize_pic_address): Compare tls_symbolic_operand result with
23087 (sh_target_reg_class): Change return type to enum reg_class.
23088 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
23090 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
23091 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
23092 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
23093 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
23094 (delayed_branch, tls_call_delay): Likewise.
23095 (eligible_for_sibcall_delay): Likewise.
23096 (eligible_for_return_delay): Likewise.
23097 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
23098 (spu_expand_builtin_1): Likewise.
23100 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
23101 for all types of conversions.
23102 (output_init_element): Issue -Wc++-compat warning if needed when
23103 initializing a bitfield with enum type.
23104 * c-parser.c (c_parser_expression): Set original_type to
23105 original_type of right hand operand of comma operator.
23107 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23109 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
23111 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
23112 * doc/cpp.texi (Standard Predefined Macros)
23113 (Implementation-defined behavior): Likewise.
23114 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
23115 * doc/gimple.texi (GIMPLE Exception Handling)
23116 (@code{GIMPLE_ASSIGN}): Likewise.
23117 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
23118 * doc/invoke.texi (Warning Options, Optimize Options)
23119 (AVR Options, Darwin Options): Likewise.
23120 (Optimize Options): Reformulate -fwhole-program description.
23121 * doc/loop.texi (Lambda): Likewise.
23122 * doc/md.texi (Output Template, Define Constraints)
23123 (Standard Names, Insn Splitting): Likewise.
23124 * doc/options.texi (Option properties): Likewise.
23125 * doc/passes.texi (Tree-SSA passes): Likewise.
23126 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
23127 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
23128 (File Names and DBX): Likewise.
23129 * doc/trouble.texi (Incompatibilities): Likewise.
23131 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23133 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
23134 instruction is correct.
23136 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23138 Allow non-constant arguments to conversion intrinsics.
23139 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
23140 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
23141 * spu.c (print_operand): Handle 'v' and 'w'.
23142 (exp2_immediate_p, spu_gen_exp2): Define.
23143 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
23144 spu_convtf_1): Update parameter descriptions.
23145 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
23146 * constraints.md ('v', 'w'): New.
23147 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
23149 (i2f, I2F): New define_mode_attr.
23150 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
23151 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
23152 fixuns_truncv4sfv4si2): Update to use mode attribute.
23153 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
23154 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
23155 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
23156 patterns for combine.
23158 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
23160 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
23161 (cprop, hoist, pre, store_motion): New debug counters.
23162 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
23163 is not an RTL pass anymore.
23164 (pass_profiling): Remove extern decl for pass removed in 2005.
23165 (pass_gcse, pass_jump_bypass): Remove.
23166 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
23167 to 0 for clean state.
23168 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
23169 * cse.c (gate_handle_cse_after_global_opts,
23170 rest_of_handle_cse_after_global_opts): New functions.
23171 (pass_cse_after_global_opts): New pass, does local CSE.
23172 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
23173 (TV_CPROP): New timevar.
23174 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
23175 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
23176 (gcse_main, recompute_all_luids): Remove.
23177 (compute_hash_table_work): Call max_reg_num instead of reading
23179 (cprop_jump): Don't set run_jump_opt_after_gcse.
23180 (constprop_register): Always allow to alter jumps.
23181 (cprop_insn): Likewise.
23182 (do_local_cprop): Likewise.
23183 (local_cprop_pass): Likewise. Return non-zero if something changed.
23184 (cprop): Remove function, fold interesting bits into one_cprop_pass.
23185 (find_implicit_sets): Add note about missed optimization opportunity.
23186 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
23187 pass_rtl_cprop execute function.
23188 Don't bother tracking the pass number, each pass gets its own dumpfile
23190 Always allow to alter jumpsand bypass jumps.
23191 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
23192 will just find no suitable set.
23193 (pre_edge_insert): Fix dumping, this function is for PRE only.
23194 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
23195 pass_rtl_pre execute function.
23196 (hoist_code): Return non-zero if something changed. Keep track of
23197 substitutions and insertions for statistics gathering similar to PRE.
23198 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
23199 called from the pass_rtl_hoist execute function. Show pass statistics.
23200 (compute_store_table): Use max_reg_num directly instead of using the
23201 formerly global max_gcse_regno.
23202 (build_store_vectors): Likewise.
23203 (replace_store_insn): Fix dumping.
23204 (store_motion): Rename to ...
23205 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
23206 pass, called from the pass_rtl_store_motion execute function. Keep
23207 track of substitutions and insertions for statistics gathering similar
23209 (bypass_jumps): Remove, fold interesting bits into ...
23210 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
23211 from the pass_rtl_cprop execute function.
23212 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
23213 pass_jump_bypass): Remove.
23214 (gate_handle_gcse, rest_of_handle_gcse): Remove.
23215 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
23216 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
23217 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
23218 (gate_rtl_store_motion, execute_rtl_store_motion,
23219 pass_rtl_store_motion): New.
23220 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
23221 make it clear that -fcse-skip-blocks is a no-op for backward compat.
23222 * passes.c (init_optimization_passes): Remove pass_gcse and
23223 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
23224 and cse_after_global_opts in place of pass_gcse. Schedule cprop
23225 instead of pass_jump_bypass.
23227 2009-04-27 Richard Guenther <rguenther@suse.de>
23229 PR middle-end/39928
23230 * gimplify.c (gimplify_expr): If we are required to create
23231 a temporary make sure it ends up as register.
23233 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
23236 * config/i386/i386.c (construct_container): Don't call
23237 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
23238 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
23240 2009-04-27 Michael Matz <matz@suse.de>
23242 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
23243 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
23244 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
23245 (dump_replaceable_exprs): Take a bitmap.
23246 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
23248 (expand_gimple_basic_block): Likewise.
23249 * tree-ssa-ter.c (struct temp_expr_table_d): Make
23250 replaceable_expressions member a bitmap.
23251 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
23252 (mark_replaceable): Likewise.
23253 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
23254 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
23256 2009-04-27 Richard Guenther <rguenther@suse.de>
23258 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
23259 (verify_stmts): Dispatch to gimple/type verification code.
23260 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
23261 issue with call argument types.
23263 2009-04-27 Michael Matz <matz@suse.de>
23265 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
23266 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
23269 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
23270 Eric Botcazou <ebotcazou@adacore.com>
23272 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
23273 a label's basic block.
23274 (mark_target_live_regs): Tidy and rework obsolete comments.
23275 Change back DF problem to LIVE. If a label starts a basic block,
23276 assume that all registers that used to be live then still are.
23277 (init_resource_info): If a label starts a basic block, set its
23278 BLOCK_FOR_INSN accordingly.
23279 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
23281 2009-04-27 Richard Guenther <rguenther@suse.de>
23283 * tree-flow-inline.h (function_ann): Remove.
23284 (get_function_ann): Likewise.
23285 * tree-dfa.c (create_function_ann): Remove.
23286 * tree-flow.h (struct static_var_ann_d): Remove.
23287 (struct function_ann_d): Likewise.
23288 (union tree_ann_d): Remove fdecl member.
23289 (function_ann_t): Remove.
23290 (function_ann, get_function_ann, create_function_ann): Remove
23293 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
23295 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
23297 2009-04-27 Jan Hubicka <jh@suse.cz>
23299 * ipa-pure-const.c (struct funct_state_d): New fields
23300 state_previously_known, looping_previously_known; remove
23301 state_set_in_source.
23302 (analyze_function): Use new fields.
23303 (propagate): Avoid assumption that state_set_in_source imply
23306 * tree-ssa-loop-niter.c (finite_loop_p): New function.
23307 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
23308 * cfgloop.h (finite_loop_p): Declare.
23310 2009-04-26 Michael Matz <matz@suse.de>
23312 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
23314 2009-04-26 Michael Matz <matz@suse.de>
23316 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
23317 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
23318 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
23319 pass_mark_used_blocks): Remove.
23320 * tree-optimize.c (pass_free_datastructures,
23321 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
23322 * passes.c (init_optimization_passes): Don't call
23323 pass_mark_used_blocks, remove dead code.
23325 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
23327 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
23328 * tree-ssa-live.h (register_ssa_partition): Likewise.
23330 2009-04-26 Michael Matz <matz@suse.de>
23333 * builtins.c (fold_builtin_next_arg): Handle SSA names.
23334 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
23335 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
23337 (compare_pairs): Swap cost comparison.
23338 (coalesce_ssa_name): Don't use change_partition_var.
23339 * tree-nrv.c (struct nrv_data): Add modified member.
23340 (finalize_nrv_r): Set it.
23341 (tree_nrv): Use it to update statements.
23342 (pass_nrv): Require PROP_ssa.
23343 * tree-mudflap.c (mf_decl_cache_locals,
23344 mf_build_check_statement_for): Use make_rename_temp.
23345 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
23346 * alias.c (find_base_decl): Handle SSA names.
23347 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
23348 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
23349 * rtl.h (set_reg_attrs_for_parm): Declare.
23350 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
23351 to "optimized", remove unused locals at finish.
23352 (execute_free_datastructures): Make global, call
23353 delete_tree_cfg_annotations.
23354 (execute_free_cfg_annotations): Don't call
23355 delete_tree_cfg_annotations.
23357 * ssaexpand.h: New file.
23358 * expr.c (toplevel): Include ssaexpand.h.
23359 (expand_assignment): Handle SSA names the same as register variables.
23360 (expand_expr_real_1): Expand SSA names.
23361 * cfgexpand.c (toplevel): Include ssaexpand.h.
23362 (SA): New global variable.
23363 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
23364 (SSAVAR): New macro.
23365 (set_rtl): New helper function.
23366 (add_stack_var): Deal with SSA names, use set_rtl.
23367 (expand_one_stack_var_at): Likewise.
23368 (expand_one_stack_var): Deal with SSA names.
23369 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
23370 before unique numbers.
23371 (expand_stack_vars): Use set_rtl.
23372 (expand_one_var): Accept SSA names, add asserts for them, feed them
23373 to above subroutines.
23374 (expand_used_vars): Expand all partitions (without default defs),
23375 then only the local decls (ignoring those expanded already).
23376 (expand_gimple_cond): Remove edges when jumpif() expands an
23377 unconditional jump.
23378 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
23379 or remove abnormal edges. Ignore insns setting the LHS of a TERed
23381 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
23382 members of SA; deal with PARM_DECL partitions here; expand
23383 all PHI nodes, free tree datastructures and SA. Commit instructions
23384 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
23385 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
23386 info and statements at start, collect garbage at finish.
23387 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
23388 (VAR_ANN_PARTITION) Remove.
23389 (change_partition_var): Don't declare.
23390 (partition_to_var): Always return SSA names.
23391 (var_to_partition): Only accept SSA names.
23392 (register_ssa_partition): Only check argument.
23393 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
23395 (delete_var_map): Don't free it.
23396 (var_union): Only accept SSA names, simplify.
23397 (partition_view_init): Mark only useful SSA names as used.
23398 (partition_view_fini): Only deal with SSA names.
23399 (change_partition_var): Remove.
23400 (dump_var_map): Use ssa_name instead of partition_to_var member.
23401 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
23403 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
23404 (struct _elim_graph): New member const_dests; nodes member vector of
23406 (set_location_for_edge): New static helper.
23407 (create_temp): Remove.
23408 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
23409 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
23410 (new_elim_graph): Allocate const_dests member.
23411 (clean_elim_graph): Truncate const_dests member.
23412 (delete_elim_graph): Free const_dests member.
23413 (elim_graph_size): Adapt to new type of nodes member.
23414 (elim_graph_add_node): Likewise.
23415 (eliminate_name): Likewise.
23416 (eliminate_build): Don't take basic block argument, deal only with
23417 partition numbers, not variables.
23418 (get_temp_reg): New static helper.
23419 (elim_create): Use it, deal with RTL temporaries instead of trees.
23420 (eliminate_phi): Adjust all calls to new signature.
23421 (assign_vars, replace_use_variable, replace_def_variable): Remove.
23422 (rewrite_trees): Only do checking.
23423 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
23424 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
23425 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
23426 contains_tree_r, MAX_STMTS_IN_LATCH,
23427 process_single_block_loop_latch, analyze_edges_for_bb,
23428 perform_edge_inserts): Remove.
23429 (expand_phi_nodes): New global function.
23430 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
23431 functions, initialize new parameter, remember partitions having a
23433 (finish_out_of_ssa): New global function.
23434 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
23435 don't reset in_ssa_p here, don't disable TER when mudflap.
23436 (pass_del_ssa): Remove.
23437 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
23439 (execute_free_datastructures): Declare.
23440 * Makefile.in (SSAEXPAND_H): New variable.
23441 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
23442 * basic-block.h (commit_one_edge_insertion): Declare.
23443 * passes.c (init_optimization_passes): Move pass_nrv and
23444 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
23445 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
23446 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
23447 (redirect_branch_edge): Deal with super block when expanding, split
23448 out jump patching itself into ...
23449 (patch_jump_insn): ... here, new static helper.
23451 2009-04-26 Michael Matz <matz@suse.de>
23453 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
23454 beyond num_ssa_names.
23455 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
23456 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
23458 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23460 PR inline-asm/39543
23461 * fwprop.c (forward_propagate_asm): New function.
23462 (forward_propagate_and_simplify): Propagate also into __asm, if it
23463 doesn't increase the number of referenced registers.
23466 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
23468 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23470 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
23471 note_nonlocal_vla_type for nonlocal VLAs.
23472 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
23473 contains_remapped_vars, remap_vla_decls): New functions.
23474 (convert_nonlocal_reference_stmt): If not optimizing, call
23475 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
23476 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
23477 if it wasn't found in var_map.
23478 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
23479 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
23480 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
23482 * gimplify.c (nonlocal_vlas): New variable.
23483 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
23485 (gimplify_body): Create and destroy nonlocal_vlas.
23487 * dwarf2out.c (loc_descr_plus_const): New function.
23488 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
23489 mem_loc_descriptor, loc_descriptor_from_tree_1,
23490 descr_info_loc, gen_variable_die): Use it.
23492 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
23493 !TREE_STATIC VAR_DECLs.
23494 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
23495 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
23496 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
23497 DECL_BY_REFERENCE is valid.
23498 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
23499 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
23500 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
23501 Copy DECL_BY_REFERENCE.
23502 (struct nesting_copy_body_data): New type.
23503 (nesting_copy_decl): New function.
23504 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
23505 if they have variable length.
23507 2009-04-26 Michael Matz <matz@suse.de>
23509 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
23510 mark new temporaries for renaming.
23512 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23515 * c-decl.c (global_bindings_p): Return negative value.
23516 (c_variable_size): New. Based on variable_size from
23518 (grokdeclarator): Call c_variable_size not variable_size.
23520 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
23522 * config/i386/i386.c (print_operand) ['z']: Fix typo.
23524 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
23526 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
23527 Redefine it to just use mingw/include.
23528 (ASM_SPEC): Rules for -m32 and -m64.
23529 (LINK_SPEC): Use Likewise.
23530 (SPEC_32): New define.
23531 (SPEC_64): Likewise.
23532 (SUB_LINK_SPEC): Likewise.
23533 (MULTILIB_DEFAULTS): New define.
23534 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
23535 Add multilib options.
23536 (MULTILIB_DIRNAMES): Likewise.
23537 (MULTILIB_OSDIRNAMES): Likewise.
23538 (LIBGCC): Likewise.
23539 (INSTALL_LIBGCC): Likewise.
23541 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23544 * c-tree.h (enum c_inline_static_type): New.
23545 (record_inline_static): Declare.
23546 * c-decl.c (struct c_inline_static, c_inline_statics,
23547 record_inline_static, check_inline_statics): New.
23548 (pop_file_scope): Call check_inline_statics.
23549 (start_decl): Call record_inline_static instead of pedwarning
23550 directly for static in inline function.
23551 * c-typeck.c (build_external_ref): Call record_inline_static
23552 instead of pedwarning directly for static referenced in inline
23555 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
23557 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
23558 not new but only being rescanned.
23559 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
23560 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
23561 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
23562 record_set_info, compute_set, grealloc): Remove.
23563 (recompute_all_luids): New function.
23564 (gcse_main): Don't compute sets, and don't do related memory
23565 allocations/free-ing. If something changed before the end of the
23566 pass, update LUIDs using recompute_all_luids.
23567 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
23568 (free_gcse_mem): Don't free it either.
23569 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
23570 Use the df insn LUIDs.
23571 (load_killed_in_block): Likewise.
23572 (compute_hash_table_work): Don't compute reg_set_in_block.
23573 (compute_transp): Use DF_REG_DEF_CHAINs.
23574 (local_cprop_pass): Don't use compute_sets and related functions.
23575 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
23576 Use get_max_uid() instead of max_cuid.
23577 (insert_insn_end_basic_block, pre_insert_copy_insn,
23578 update_ld_motion_stores): Don't try to
23579 keep reg_set tables up to date.
23580 (pre_insert_copies): Use df insn LUIDs.
23581 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
23582 (reg_set_info): Don't use extra bitmap argument.
23583 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
23584 information to compute regs_set_in_block.
23585 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
23586 (bypass_jumps): Don't use compute_sets and friends.
23588 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23591 * opts.c (undocumented_msg): Do not leave blank even with
23594 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23596 * c-decl.c (build_enumerator): Allow values folding to integer
23597 constants but not integer constant expressions with a pedwarn if
23600 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23603 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
23604 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
23605 type is an integer constant.
23607 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23610 * config/i386/i386.c (print_operand) ['z']: Revert handling of
23613 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23616 * c-decl.c (grokdeclarator): Diagnose declarations of functions
23617 with variably modified return type and no storage class
23618 specifiers, except for the case of nested functions. Distinguish
23619 extern declarations of functions with variably modified return
23620 types from those of objects with variably modified types.
23622 2009-04-25 Jan Hubicka <jh@suse.cz>
23624 * tree.c (list_equal_p): New function.
23625 * tree.h (list_equal_p): Declare.
23626 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23627 basic_block_def, basic_block, const_basic_block): New.
23628 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
23629 (redirect_eh_edge): New function.
23630 (make_eh_edge_update_phi): EH edges are not abnormal.
23631 * except.c: Include tree-flow.h.
23632 (list_match): New function.
23633 (eh_region_replaceable_by_p): New function.
23634 (replace_region): New function.
23635 (hash_type_list): New function.
23636 (hash_eh_region): New function.
23637 (eh_regions_equal_p): New function.
23638 (merge_peers): New function.
23639 (remove_unreachable_regions): Verify EH tree when checking;
23641 (copy_eh_region_1): New function.
23642 (copy_eh_region): New function.
23643 (push_reachable_handler): New function.
23644 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
23645 regions without label but with live RESX.
23646 * except.h (redirect_eh_edge_to_label): New.
23647 * tree-flow.h (redirect_eh_edge): New.
23648 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23649 basic_block_def, basic_block, const_basic_block): Remove.
23650 * Makefile.in (except.o): Add dependency on tree-flow.h
23651 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
23652 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
23655 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
23658 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
23659 on the destination of memcpy.
23661 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
23663 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
23664 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
23665 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
23667 2009-04-25 Jan Hubicka <jh@suse.cz>
23669 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
23670 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
23671 to be reached by different label than left.
23672 (update_eh_edges): Update comment; remove edge_to_remove if possible
23673 and return true if suceeded.
23674 (cleanup_empty_eh): Accept sharing map; handle shared regions.
23675 (cleanup_eh): Compute sharing map.
23676 * except.c (remove_eh_handler_and_replace): Add argument if we should
23678 (remove_unreachable_regions): Update for label sharing.
23679 (label_to_region_map): Likewise.
23680 (get_next_region_sharing_label): New function.
23681 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23683 (remove_eh_handler): Update.
23684 (remove_eh_region_and_replace_by_outer_of): New function.
23685 * except.h (struct eh_region): Add next_region_sharing_label.
23686 (remove_eh_region_and_replace_by_outer_of,
23687 get_next_region_sharing_label): Declare.
23688 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23690 2009-04-25 Jan Hubicka <jh@suse.cz>
23692 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23693 insert code even if they are not critical.
23695 2009-04-25 Jan Hubicka <jh@suse.cz>
23697 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23698 (gimple_can_remove_branch_p): EH edges won't remove branch by
23700 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23701 updating of non-abnormal EH edges.
23702 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23703 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23704 (split_critical_edges): Split also edges where emitting code on them
23705 will lead to splitting later.
23707 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23708 H.J. Lu <hongjiu.lu@intel.com>
23711 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23712 the configured assembler supports fildq and fistpq mnemonics.
23713 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23714 * configure: Regenerated.
23715 * config.in: Ditto.
23717 * config/i386/i386.c (print_operand): Handle 'Z'.
23718 ['z']: Remove handling of special fild/fist suffixes.
23719 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23720 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23721 suffix of fild insn.
23722 (*floatsi<mode>2_vector_mixed): Ditto.
23723 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23724 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23725 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23726 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23727 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23729 2009-04-25 Ben Elliston <bje@au.ibm.com>
23731 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23732 the source of a set operation.
23734 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23736 * target.h (struct gcc_target): Add case_values_threshold field.
23737 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23738 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23739 * targhooks.c (default_case_values_threshold): New function.
23740 * targhooks.h (default_case_values_threshold): Declare function.
23741 * stmt.c (expand_case): Use case_values_threshold target hook.
23742 * expr.h (case_values_threshold): Remove declartation.
23743 * expr.c (case_values_threshold): Remove function.
23744 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23746 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23747 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23748 (avr_case_values_threshold): Declare as static.
23749 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23751 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23752 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23753 (mn10300_case_values_threshold): New function.
23755 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23757 * ira.c (setup_cover_and_important_classes): Add enum cast.
23759 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23761 * genpreds.c (write_enum_constraint_num): Output definition of
23762 CONSTRAINT_NUM_DEFINED_P macro.
23763 * ira.c (setup_cover_and_important_classes): Use
23764 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23766 2009-04-24 DJ Delorie <dj@redhat.com>
23768 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23769 __SH2A_SINGLE_ONLY__ also.
23771 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23773 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23774 (movdf_internal): Ditto.
23775 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23776 SFmode and DFmode constants.
23777 (ia64_print_operand): Add 'G' format for printing
23778 floating point constants.
23780 2009-04-24 Richard Guenther <rguenther@suse.de>
23782 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23783 from unsigned additions.
23785 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23787 * c-typeck.c (set_init_index): Allow array designators that are
23788 not integer constant expressions with a pedwarn if pedantic.
23790 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23792 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23793 zero if no overlap in nonzero bits between the operands.
23795 2009-04-24 Ian Lance Taylor <iant@google.com>
23797 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23798 (record_dead_and_set_regs): Likewise.
23799 * df.h (struct df_mw_hardreg): Change flags field to int.
23800 (struct df_base_ref): Likewise.
23801 (struct df): Change changeable_flags field to int.
23802 * df-scan.c (df_defs_record): Change clobber_flags to int.
23803 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23804 constants rather than #define macros.
23805 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23806 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23807 (enum dwarf_calling_convention): Likewise.
23808 (enum dwarf_line_number_x_ops): Likewise.
23809 (enum dwarf_call_frame_info): Likewise.
23810 (enum dwarf_source_language): Likewise.
23811 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23812 (add_calling_convention_attribute): Likewise.
23813 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23814 (combine_comparisons): Change compcode to int. Add cast to enum type.
23815 * genrecog.c (maybe_both_true_2): Change c to int.
23816 (write_switch): Likewise. Add cast to enum type.
23817 * gimplify.c (gimplify_omp_for): Handle return values from
23818 gimplify_expr using MIN rather than bitwise or.
23819 (gimplify_expr): Add cast to enum type.
23820 * ipa-prop.c (update_jump_functions_after_inlining): Change
23821 IPA_BOTTOM to IPA_JF_UNKNOWN.
23822 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23823 Add casts to enum type.
23824 (setup_cover_and_important_classes): Change cl to int. Add casts
23826 (setup_class_translate): Change cl and mode to int.
23827 (ira_init_once): Change mode to int.
23828 (free_register_move_costs): Likewise.
23829 (setup_prohibited_mode_move_regs): Add casts to enum type.
23830 * langhooks.c (add_builtin_function_common): Rework assertion that
23831 value fits bitfield.
23832 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23833 * omega.c (omega_do_elimination): Avoid math on enum types.
23834 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23835 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23836 int local to handle integral_argment value.
23837 * regmove.c (try_auto_increment): Change PUT_MODE to
23839 * reload.c (push_secondary_reload): Add casts to enum type.
23840 (secondary_reload_class, find_valid_class): Likewise.
23841 * reload1.c (emit_input_reload_insns): Likewise.
23842 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23843 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23844 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23846 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23847 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23849 (expand_complex_libcall): Add casts to enum type.
23850 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23851 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23852 with ERROR_MARK, not NUM_TREE_CODES.
23853 (vect_create_epilog_for_reduction): Likewise.
23854 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23855 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23856 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23858 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23859 vect_unused_in_loop. Change 0 to loop_vect.
23860 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23861 * var-tracking.c (get_init_value): Change return type to enum
23863 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23864 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23866 (arm_override_options): Add casts to enum type.
23867 (arm_emit_tls_decoration): Likewise.
23868 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23870 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23871 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23872 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23874 * config/s390/s390.c (code_for_builtin_64): Change to array of
23876 (code_for_builtin_31): Likewise.
23877 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23879 * config/sparc/sparc.c (sparc_override_options): Change value
23880 field in struct code_model to enum cmodel. In initializer change
23881 0 to NULL and add cast to enum type.
23883 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23884 Change all callers. Issue a -Wc++-compat warning using
23885 lhs_origtype if necessary.
23886 (convert_for_assignment): Issue -Wc++-compat warnings about
23887 invalid conversions to enum type on assignment.
23888 * c-common.h (build_modify_expr): Update declaration.
23890 2009-04-24 Nick Clifton <nickc@redhat.com>
23892 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23893 (function_arg_advance): Likewise.
23894 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23897 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23899 * config/s390/constraints.md ('I', 'J'): Fix condition.
23901 2009-04-24 Diego Novillo <dnovillo@google.com>
23903 * gengtype-parse.c (parse_error): Add newline after message.
23905 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23907 * config/i386/sse.md (avxmodesuffixs): Removed.
23908 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23909 (*avx_pinsr<ssevecsize>): This.
23911 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23913 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23914 follow chains of regs with a single definition, and allow expressions
23915 that are function_invariant_p.
23916 (simple_rhs_p): Allow expressions that are function_invariant_p.
23918 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23920 PR middle-end/39867
23921 * fold-const.c (fold_cond_expr_with_comparison): When folding
23922 > and >= to MAX, make sure the MAX uses the same type as the
23923 comparison's operands.
23925 2009-04-24 Nick Clifton <nickc@redhat.com>
23927 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23928 addressing for DImode accesses.
23929 (frv_print_operand_address): Handle PLUS case.
23930 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23932 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23934 PR rtl-optimization/39794
23935 * alias.c (canon_true_dependence): Add x_addr argument.
23936 * rtl.h (canon_true_dependence): Adjust prototype.
23937 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23938 * cselib.c (cselib_invalidate_mem): Likewise.
23939 * gcse.c (compute_transp): Likewise.
23940 * dse.c (scan_reads_nospill): Likewise.
23941 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23942 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23943 canon_base_addr of the group, plus optional offset.
23944 (struct group_info): Rename canon_base_mem to
23946 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23947 canon_rtx of base_mem.
23949 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23951 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23952 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23954 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23956 * config/spu/spu-builtins.h: Delete file.
23958 * config/spu/spu.h (enum spu_builtin_type): Move here from
23960 (struct spu_builtin_description): Likewise. Add GTY marker.
23961 Do not use enum spu_function_code or enum insn_code.
23962 (spu_builtins): Add extern declaration.
23964 * config/spu/spu.c: Do not include "spu-builtins.h".
23965 (enum spu_function_code, enum spu_builtin_type_index,
23966 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23967 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23968 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23969 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23970 (spu_builtin_types): Make static. Add GTY marker.
23971 (spu_builtins): Add extern declaration with GTY marker.
23972 Include "gt-spu.h".
23974 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23975 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23976 Check programmatically whether all parameters are scalar.
23978 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23980 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23982 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23983 assignment from the constructor either if the target is volatile.
23985 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23987 * config/arm/arm.md (insv): Do not share operands[0].
23989 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23991 * config/vxlib-tls.c (active_tls_threads): Delete.
23992 (delete_hook_installed): New.
23993 (tls_delete_hook): Don't delete the delete hook.
23994 (tls_destructor): Delete it here.
23995 (__gthread_set_specific): Adjust installing the delete hook.
23996 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23997 __gthread_leave_tsd_dtor_context.
23999 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
24001 * c-format.c (gcc_tdiag_char_table): Add support for %E.
24003 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
24005 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
24007 (alpha_rtx_costs): Ditto.
24008 (emit_unlikely_jump): Use add_reg_note.
24009 (emit_frame_store_1): Ditto.
24010 (alpha_expand_prologue): Ditto.
24011 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24012 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
24014 2009-04-23 Nick Clifton <nickc@redhat.com>
24016 * config/v850/v850.md (epilogue): Remove suppressed code.
24017 (return): Rename to return_simple and remove test of frame size.
24018 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
24019 to gen_return_simple.
24021 2009-04-22 Jing Yu <jingyu@google.com>
24024 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
24026 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
24029 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
24030 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
24031 value is a VECTOR_CST, the element type is the element type of the
24034 2009-04-22 DJ Delorie <dj@redhat.com>
24036 * config/m32c/m32c.h: Update GTY annotations to new syntax.
24038 2009-04-22 Jakub Jelinek <jakub@redhat.com>
24040 * alias.c (find_base_term): Move around LO_SUM case, so that
24041 CONST falls through into PLUS/MINUS handling.
24044 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
24045 into 0, use omit_one_operand.
24047 2009-04-23 Ben Elliston <bje@au.ibm.com>
24049 * config/rs6000/linux-unwind.h (get_regs): Remove type
24050 puns. Change the type of `pc' to an array of unsigned ints and
24051 update all users. Constify frame24.
24053 2009-04-22 DJ Delorie <dj@redhat.com>
24055 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
24056 declarations before code.
24057 (current_function_special_page_vector): Likewise.
24058 (m32c_expand_insv): Silence a warning.
24060 2009-04-21 Taras Glek <tglek@mozilla.com>
24062 * alias.c: Update GTY annotations to new syntax.
24063 * basic-block.h: Likewise.
24064 * bitmap.h: Likewise.
24065 * c-common.h: Likewise.
24066 * c-decl.c: Likewise.
24067 * c-parser.c: Likewise.
24068 * c-pragma.c: Likewise.
24069 * c-tree.h: Likewise.
24070 * cfgloop.h: Likewise.
24071 * cgraph.h: Likewise.
24072 * config/alpha/alpha.c: Likewise.
24073 * config/arm/arm.h: Likewise.
24074 * config/avr/avr.h: Likewise.
24075 * config/bfin/bfin.c: Likewise.
24076 * config/cris/cris.c: Likewise.
24077 * config/darwin.c: Likewise.
24078 * config/frv/frv.c: Likewise.
24079 * config/i386/i386.c: Likewise.
24080 * config/i386/i386.h: Likewise.
24081 * config/i386/winnt.c: Likewise.
24082 * config/ia64/ia64.h: Likewise.
24083 * config/iq2000/iq2000.c: Likewise.
24084 * config/mips/mips.c: Likewise.
24085 * config/mmix/mmix.h: Likewise.
24086 * config/pa/pa.c: Likewise.
24087 * config/pa/pa.h: Likewise.
24088 * config/rs6000/rs6000.c: Likewise.
24089 * config/s390/s390.c: Likewise.
24090 * config/sparc/sparc.c: Likewise.
24091 * config/xtensa/xtensa.c: Likewise.
24092 * cselib.h: Likewise.
24093 * dbxout.c: Likewise.
24094 * dwarf2out.c: Likewise.
24095 * except.c: Likewise.
24096 * except.h: Likewise.
24097 * fixed-value.h: Likewise.
24098 * function.c: Likewise.
24099 * function.h: Likewise.
24100 * gimple.h: Likewise.
24101 * integrate.c: Likewise.
24102 * optabs.c: Likewise.
24103 * output.h: Likewise.
24104 * real.h: Likewise.
24106 * stringpool.c: Likewise.
24107 * tree-data-ref.c: Likewise.
24108 * tree-flow.h: Likewise.
24109 * tree-scalar-evolution.c: Likewise.
24110 * tree-ssa-address.c: Likewise.
24111 * tree-ssa-alias.h: Likewise.
24112 * tree-ssa-operands.h: Likewise.
24113 * tree.c: Likewise.
24114 * tree.h: Likewise.
24115 * varasm.c: Likewise.
24116 * varray.h: Likewise.
24118 * coretypes.h: Do not define GTY macro if it is already defined.
24119 * doc/gty.texi: Update GTY documentation to new syntax.
24120 * gengtype-lex.l: Enforce attribute-like syntax for GTY
24121 annotations on structs.
24122 * gengtype-parse.c: Likewise.
24124 2009-04-22 Mark Heffernan <meheff@google.com>
24126 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
24128 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24130 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
24133 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24135 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
24136 the same as a PLUS without a shift. Increase the cost of a
24139 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24141 * Makefile.in: Update dependencies.
24142 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
24143 * errors.h: Remove bogus comment about compatibility.
24144 (warning): Update declaration.
24145 * genautomata.c: Update all calls to warning.
24146 * gimple.c: Do not include errors.h. Include toplev.h.
24147 * tree-ssa-structalias.c: Do not include errors.h.
24148 * omega.c: Likewise.
24149 * tree-ssa-reassoc.c: Likewise.
24150 * config/spu/spu-c.c: Likewise.
24151 * config/spu/t-spu-elf: Update dependencies.
24153 2009-04-22 Richard Guenther <rguenther@suse.de>
24155 PR tree-optimization/39824
24156 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
24157 make sure the types are compatible.
24159 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24162 * c-common.c (c_parse_error): Take a token_flags parameter.
24163 Use token_type for the token type instead.
24164 Pass token_flags to cpp_type2name.
24165 * c-common.h (c_parse_error): Update declaration.
24166 * c-parser.c (c_parser_error): Pass 0 as token flags.
24168 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
24170 PR rtl-optimization/39580
24171 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
24173 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24175 * function.c (expand_function_end): Do not emit a jump to the "naked"
24176 return label for fall-through returns.
24177 * except.c (sjlj_emit_function_exit): Always place the call to the
24178 unregister function at the location installed by expand_function_end.
24180 2009-04-22 Richard Guenther <rguenther@suse.de>
24182 PR tree-optimization/39845
24183 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
24184 (gen_inbound_check): Likewise.
24186 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
24188 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
24190 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
24191 * config/vxlib.c (__gthread_once): Add race guard for PPC.
24193 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24195 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
24196 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
24197 shift counts to avoid out-of-bounds array accesses.
24199 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24201 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
24202 (Pmode): Move above.
24204 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
24206 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
24207 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
24208 GET_CODE macro. Use IN_RANGE macro where appropriate.
24209 * config/alpha/alpha.h: Ditto.
24210 * config/alpha/alpha.md: Ditto.
24211 * config/alpha/constraints.md: Ditto.
24212 * config/alpha/predicates.md: Ditto.
24214 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24216 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
24217 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24218 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24219 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24220 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24221 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24222 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24223 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24224 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24225 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24226 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24227 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24228 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24229 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24230 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24231 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24232 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24233 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24234 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24235 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24236 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24237 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24238 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24239 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24240 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24241 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24242 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24244 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
24246 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
24247 references from comments.
24248 * cfgbuild.c (count_basic_blocks): Delete.
24249 (find_basic_blocks_1): Delete.
24250 (find_basic_blocks): Delete.
24251 * except.c (finish_eh_generation): Make static. Move comment from
24252 except.h here. Remove find_basic_blocks references from comments.
24253 * except.h (finish_eh_generation): Delete.
24254 * basic-block.h (find_basic_blocks): Delete.
24255 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
24257 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
24259 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
24260 (sdbout_parms): Likewise.
24262 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
24264 * config/sh/sh.c (prepare_cbranch_operands): Use
24265 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
24266 (expand_cbranchdi4): Likewise.
24267 (from_compare): Add cast to enum type.
24268 (expand_cbranchsi4): Use add_reg_note.
24269 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
24270 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
24271 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
24272 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24273 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
24274 instead of CODE_FOR_nothing.
24275 (cbranchdi4): Likewise. Fix the order of arguments for
24277 (push_fpscr): Use add_reg_note.
24278 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
24279 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
24281 2009-04-21 Joseph Myers <joseph@codesourcery.com>
24283 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
24284 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24285 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24286 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
24287 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
24288 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
24289 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
24290 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
24291 config/alpha/x-vms, config/arc/t-arc,
24292 config/arm/README-interworking, config/arm/arm-c.c,
24293 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
24294 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
24295 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
24296 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
24297 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
24298 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
24299 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
24300 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
24301 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
24302 config/cris/t-elfmulti, config/crx/t-crx,
24303 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
24304 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
24305 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
24306 config/h8300/t-h8300, config/i386/athlon.md,
24307 config/i386/darwin-libgcc.10.4.ver,
24308 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
24309 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
24310 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
24311 config/i386/t-linux64, config/i386/t-nwld,
24312 config/i386/t-rtems-i386, config/i386/t-sol2-10,
24313 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
24314 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
24315 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
24316 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
24317 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
24318 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
24319 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
24320 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
24321 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
24322 config/m68k/t-uclinux, config/mcore/t-mcore,
24323 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
24324 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
24325 config/mips/crtn.asm, config/mips/irix-crti.asm,
24326 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
24327 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
24328 config/mips/mips-fixed.md, config/mips/sb1.md,
24329 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
24330 config/mips/t-iris6, config/mips/t-isa3264,
24331 config/mips/t-libgcc-mips16, config/mips/t-linux64,
24332 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
24333 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
24334 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
24335 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
24336 config/mn10300/t-linux, config/mn10300/t-mn10300,
24337 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
24338 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
24339 config/picochip/libgccExtras/clzsi2.asm,
24340 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
24341 config/rs6000/darwin-libgcc.10.4.ver,
24342 config/rs6000/darwin-libgcc.10.5.ver,
24343 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
24344 config/rs6000/t-aix43, config/rs6000/t-aix52,
24345 config/rs6000/t-darwin, config/rs6000/t-fprules,
24346 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
24347 config/rs6000/t-lynx, config/rs6000/t-netbsd,
24348 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
24349 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
24350 config/rs6000/t-rtems, config/rs6000/t-spe,
24351 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
24352 config/score/t-score-elf, config/sh/divcost-analysis,
24353 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
24354 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
24355 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
24356 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
24357 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
24358 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
24359 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
24360 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
24361 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
24362 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
24363 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
24364 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
24365 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
24366 limitx.h, version.c, xcoff.h: Add copyright and license notices.
24367 * config/h8300/genmova.sh: Include copyright and license notices
24368 in generated output.
24369 * config/h8300/mova.md: Regenerate.
24370 * doc/install.texi2html: Include word "Copyright" in copyright
24371 notice and use name "Free Software Foundation, Inc.".
24372 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24373 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24374 ChangeLog-2007, ChangeLog-2008: Correct dates.
24376 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
24378 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
24379 NE_EXPR operations as well.
24380 * c-parser.c (c_parser_condition): Do not set location information on
24382 (c_parser_conditional_expression): Likewise.
24383 (c_parser_binary_expression): Set location information on operators.
24384 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
24385 TRUTH_NOT_EXPR has been folded.
24386 * fold-const.c (fold_truth_not_expr): Copy location information from
24387 the incoming expression to the outgoing one.
24388 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
24389 recursive calls on the LHS of the operator but pass that of the
24390 operator to recursive calls on the RHS of the operator. Set it
24392 (shortcut_cond_expr): Set the locus of the operator on the second
24393 COND_EXPR and that of the expression on the first in degenerate cases.
24394 Pass the locus of the expression to calls to shortcut_cond_r.
24395 Set the locus of the 'then' block on the associated jump, if any.
24396 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
24397 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
24398 expression to call to gimplify_boolean_expr.
24400 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
24402 * config.gcc: Add additional configuration for
24403 i686-w64-mingw* and x86_64-w64-mingw* triplet.
24404 * config/i386/mingw-w64.h: New mingw-w64 specific header.
24405 (CPP_SPEC): Redefine for allowing -municode option.
24406 (STARTFILE_SPEC): Likewise.
24407 * config/i386/t-mingw-w64: New.
24408 * config/i386/mingw-w64.opt: New.
24409 (municode): Add new target option.
24410 * doc/invoke.texi (municode): Add documentation for new option.
24412 2009-04-21 Ian Lance Taylor <iant@google.com>
24414 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24415 Correct test for number of arguments.
24416 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
24418 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
24420 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
24421 argument of emit_library_call.
24423 2009-04-21 Richard Guenther <rguenther@suse.de>
24425 PR middle-end/39829
24426 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
24427 inside VIEW_CONVERT_EXPRs.
24429 2009-04-21 Martin Jambor <mjambor@suse.cz>
24431 * tree-switch-conversion.c (build_constructors): Split a long line.
24432 (constructor_contains_same_values_p): New function.
24433 (build_one_array): Create assigns of constants if possible, do not
24434 call mark_sym_for_renaming, call update_stmt.
24435 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
24436 make_rename_temp. Do not call mark_symbols_for_renaming, call
24438 (gen_def_assigns): Do not call mark_symbols_for_renaming or
24439 find_new_referenced_vars, call update_stmt.
24440 (gen_inbound_check): Use create_tmp_var and create ssa names manually
24441 instead of calling make_rename_temp. Do not call
24442 find_new_referenced_vars or mark_symbols_for_renaming, call
24445 2009-04-21 Richard Guenther <rguenther@suse.de>
24447 PR tree-optimization/39827
24448 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
24449 (tree_ssa_phiprop): Pass the correct array size.
24451 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
24453 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
24455 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
24458 * c-typeck.c (lvalue_p): Move declaration ...
24459 * c-common.h (lvalue_p): ... to here.
24460 * c-common.c (candidate_equal_p): New.
24461 (add_tlist): Use it.
24462 (merge_tlist): Use it.
24463 (warn_for_collisions_1): Likewise.
24464 (warning_candidate_p): Accept more candidates.
24465 (verify_tree): A warning candidate can be an expression. Use
24468 2009-04-21 Ben Elliston <bje@au.ibm.com>
24471 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24472 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
24473 options. Remove -mcall-solaris documentation.
24475 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24478 * doc/invoke.texi (-Wlong-long): Update description.
24479 * c-lex (interpret_integer): Only warn if there was no previous
24480 overflow and -Wlong-long is enabled.
24481 * c-decl.c (declspecs_add_type): Drop redundant flags.
24482 * c.opt (Wlong-long): Init to -1.
24483 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
24484 and front-end warn_long_long. Wlong-long only depends on other
24485 flags if it is uninitialized.
24486 * c-parser.c (disable_extension_diagnostics): warn_long_long is
24487 the same for CPP and FE.
24488 (restore_extension_diagnostics): Likewise.
24490 2009-04-20 Ian Lance Taylor <iant@google.com>
24492 Fix enum conversions which are invalid in C++:
24493 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
24494 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
24495 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
24496 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
24497 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
24498 (dbxout_parms): Likewise.
24499 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
24500 (df_clear_flags): Likewise.
24501 * df-problems.c (df_rd_bb_local_compute_process_def): Change
24502 top_flag parameter to int.
24503 (df_chain_create_bb_process_use): Likewise.
24504 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
24506 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
24507 (df_ref_create_structure, df_def_record_1): Likewise.
24508 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
24509 (df_notes_rescan): Change 0 to VOIDmode in function call.
24510 (df_get_call_refs, df_insn_refs_collect): Likewise.
24511 (df_bb_regs_collect): Likewise.
24512 (df_entry_block_defs_collect): Likewise.
24513 (df_exit_block_uses_collect): Likewise.
24514 * df.h: Update declarations.
24515 * double-int.c (double_int_divmod): Add cast to enum type.
24516 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
24517 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
24518 (based_loc_descr): Likewise.
24519 (loc_descriptor_from_tree_1): Change first_op and second_op to
24520 enum dwarf_location_atom. Add cast to enum type.
24521 * expmed.c (init_expmed): Change 0 to SET in function call.
24522 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
24523 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
24524 (do_store_flag): Likewise.
24525 * fixed-value.h (struct fixed_value): Change mode to enum
24527 * function.c (assign_parms): Change 0 to VOIDmode in function call.
24528 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
24530 (insert_insn_decl, insert_decl, insert_state): Likewise.
24531 (automata_list_finish): Likewise.
24532 * genrecog.c (process_define_predicate): Add cast to enum type.
24533 * gensupport.c (init_predicate_table): Add cast to enum type.
24534 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
24536 (gimple_build_call_1, gimple_build_label): Likewise.
24537 (gimple_build_goto, gimple_build_asm_1): Likewise.
24538 (gimple_build_switch_1, gimple_build_cdt): Likewise.
24539 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
24540 (enum fallback): Rename from enum fallback_t.
24541 (fallback_t): Typedef as int.
24542 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
24543 GSI_SAME_STMT in function call.
24544 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
24546 (setup_reg_class_relations): Likewise.
24547 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
24548 (setup_prohibited_class_mode_regs): Add cast to enum type.
24549 (setup_prohibited_mode_move_regs): Likewise.
24550 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
24551 (record_address_regs): Change i to enum reg_class.
24552 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
24553 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
24554 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
24555 (GET_MODE_2XWIDER_MODE): Likewise.
24556 (GET_CLASS_NARROWEST_MODE): Likewise.
24557 * omp-low.c (expand_omp_for): Add cast to enum type.
24558 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
24559 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
24560 * postreload.c (reload_cse_simplify_operands): Change rclass local
24562 * predict.c (combine_predictions_for_insn): Change best_predictor
24563 and predictor to enum br_predictor.
24564 (combine_predictions_for_bb): Likewise.
24565 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
24566 use SET_PREDICT_EXPR_OUTCOME.
24567 * real.c (real_arithmetic): Change icode to code in function call.
24568 * reginfo.c (init_move_cost): Add casts to enum type.
24569 (init_reg_sets_1, init_fake_stack_mems): Likewise.
24570 * regmove.c (regclass_compatible_p): Change class0 and class1 to
24572 * reload.c (find_valid_class): Add casts to enum type.
24573 (push_reload): Change 0 to NO_REGS in function call.
24574 (find_reloads): Change this_alternative to array of enum
24575 reg_class. Remove some now-unnecessary casts.
24576 (make_memloc): Change 0 to VOIDmode in function call.
24577 * reload1.c (reload): Change 0 to VOIDmode in function call.
24578 (eliminate_regs_1, elimination_effects): Likewise.
24579 (eliminate_regs_in_insn): Likewise.
24580 (emit_input_reload_insns): Add cast to enum type.
24581 (delete_output_reload): Change 0 to VOIDmode in function call.
24582 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
24583 to enum type in function call.
24584 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
24585 (SET_PREDICT_EXPR_OUTCOME): Define.
24586 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
24587 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
24588 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
24589 (dump_function): Likewise.
24590 * tree-dump.h: Update declarations.
24591 * tree-pass.h: Update declarations.
24592 * varasm.c (assemble_integer): Change mclass to enum mode_class.
24593 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
24595 (arm_rtx_costs_1): Correct parenthesization.
24596 (arm_rtx_costs): Add casts to enum type.
24597 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
24598 (vfp_emit_fstmd): Use add_rg_note.
24599 (emit_multi_reg_push, emit_sfm): Likewise.
24600 (thumb_set_frame_pointer): Likewise.
24601 (arm_expand_prologue): Likewise.
24602 (arm_regno_class): Change return type to enum reg_class.
24603 (thumb1_expand_prologue): Use add_reg_note.
24604 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
24605 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
24607 * config/arm/gentune.sh: Add cast to enum type.
24608 * config/arm/arm-tune.md: Rebuild.
24609 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
24610 (ix86_split_fp_branch, predict_jump): Likewise.
24611 (ix86_expand_multi_arg_builtin): Change sub_code from enum
24612 insn_code to enum rtx_code.
24613 (ix86_builtin_vectorized_function): Add cast to enum type.
24614 * config/i386/i386.md (truncdfsf2): Change slot to enum
24616 (truncxf<mode>2, isinf<mode>2): Likewise.
24617 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
24619 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
24620 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
24621 (insert_bundle_state): Change 1 to INSERT in function call.
24622 (ia64_add_bundle_selector_before): Likewise.
24623 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
24624 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
24625 (restore_stack_nonlocal): Likewise.
24626 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
24628 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
24630 (mips_rtx_costs): Likewise.
24631 (mips_override_options): Add casts to enum type.
24632 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
24634 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
24635 (store_reg, set_reg_plus_d): Likewise.
24636 (hppa_expand_prologue, hppa_profile_hook): Likewise.
24637 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
24639 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
24641 (emit_unlikely_jump): Use add_reg_note.
24642 (rs6000_emit_allocate_stack): Likewise.
24643 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
24644 (output_toc): Change 1 to INSERT in function call.
24645 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
24646 (rs6000_initialize_trampoline): Likewise.
24647 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
24649 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
24650 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
24651 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
24652 (save_gprs): Use add_reg_note.
24653 (s390_emit_prologue): Likewise.
24654 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24655 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
24656 (sparc_fold_builtin): Add cast to enum type.
24657 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
24659 (spu_expand_prologue): Use add_reg_note.
24660 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
24662 2009-04-20 Ian Lance Taylor <iant@google.com>
24664 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
24665 (c_parser_postfix_expression_after_primary): Get VEC for list of
24666 arguments. Get original types of arguments. Call
24667 build_function_call_vec.
24668 (cached_expr_list_1, cached_expr_list_2): New static variables.
24669 (c_parser_expr_list): Change return type to VEC *. Add
24670 p_orig_types parameter. Change all callers.
24671 (c_parser_release_expr): New static function.
24672 (c_parser_vec_to_tree_list): New static function.
24673 * c-typeck.c (build_function_call): Rewrite to build a VEC and
24674 call build_function_call_vec.
24675 (build_function_call_vec): New function, based on old
24676 build_function_call.
24677 (convert_arguments): Remove nargs and argarray parameters. Change
24678 values to a VEC. Add origtypes parameter.
24679 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24680 (convert_for_assignment): Add origtype parameter. Change all
24681 callers. If warn_cxx_compat, check for conversion to an enum
24682 type when calling a function.
24683 (store_init_value): Add origtype parameter. Change all callers.
24684 (digest_init): Likewise.
24685 (struct init_node): Add origtype field.
24686 (add_pending_init): Add origtype parameter. Change all callers.
24687 (output_init_element): Likewise.
24688 (output_pending_init_elements): Pass origtype from init_node to
24689 output_init_element.
24690 (process_init_element): Pass origtype from c_expr to
24691 output_init_element.
24692 (c_finish_return): Add origtype parameter. Change all callers.
24693 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24695 (sync_resolve_params): Likewise.
24696 (sync_resolve_return): Change params to first_param. Change caller.
24697 (resolve_overloaded_builtins): Change params to VEC *. Change
24698 callers. Save first parameter around call to build_function_call_vec.
24699 * c-decl.c (finish_decl): Add origtype parameter. Change all
24700 callers. Call build_function_call_vec rather than
24701 build_function_call for cleanup.
24702 * c-tree.h: Update declarations.
24703 * c-common.h: Update declarations.
24704 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24705 params to first_param.
24706 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24707 params parameter from tree to void *.
24708 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24709 Change arglist parameter to have type void *, and to be a pointer
24711 * config/rs6000/rs6000-protos.h
24712 (altivec_resolve_overloaded_builtin): Update declaration.
24713 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24714 fnargs parameter to have type void *, and to be a pointer to a
24715 VEC. Call build_function_call_vec instead of
24716 build_function_call.
24717 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24719 2009-04-20 Joey Ye <joey.ye@intel.com>
24720 Xuepeng Guo <xuepeng.guo@intel.com>
24721 H.J. Lu <hongjiu.lu@intel.com>
24723 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24725 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24726 (IX86_LEA_PRIORITY): Likewise.
24727 (distance_non_agu_define): New function.
24728 (distance_agu_use): Likewise.
24729 (ix86_lea_for_add_ok): Likewise.
24730 (ix86_dep_by_shift_count): Likewise.
24732 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24733 should split for LEA.
24735 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24737 (ix86_dep_by_shift_count): Likewise.
24739 2009-04-20 Richard Guenther <rguenther@suse.de>
24741 * expr.c (handled_component_p): Move ...
24742 * tree.h (handled_component_p): ... here.
24743 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24744 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24745 and REALPART_EXPR to be in one group.
24747 2009-04-20 Richard Guenther <rguenther@suse.de>
24749 * basic-block.h (get_all_dominated_blocks): Declare.
24750 * dominance.c (get_all_dominated_blocks): New function.
24751 * tree-cfg.c (get_all_dominated_blocks): Remove.
24752 (remove_edge_and_dominated_blocks): Adjust.
24753 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24754 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24755 instead of recursing.
24757 2009-04-20 Doug Kwan <dougkwan@google.com>
24759 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24760 (struct cgraph_node_set_def): New type.
24761 (cgraph_node_set) New type. Also declare vector functions.
24762 (struct cgraph_node_set_element_def): New type.
24763 (cgraph_node_set_element): Ditto.
24764 (cgraph_node_set_iterator): New iterator type.
24765 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24766 cgraph_node_set_remove, dump_cgraph_node_set,
24767 debug_cgraph_node_set): New prototypes.
24768 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24769 cgraph_node_set_size): New inlines.
24770 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24771 including cgraph.h.
24772 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24773 argument to function 'write_summary'.
24774 * ipa.c: Include ggc.h.
24775 (hash_cgraph_node_set_element,
24776 eq_cgraph_node_set_element, cgraph_node_set_new,
24777 cgraph_node_set_add, cgraph_node_set_remove,
24778 cgraph_node_set_find, dump_cgraph_node_set,
24779 debug_cgraph_node_set): New functions.
24780 * Makefile.in (ipa.o): Add dependency on GGC_H.
24782 2009-04-20 Ira Rosen <irar@il.ibm.com>
24784 PR tree-optimization/39675
24785 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24786 check of the return code of vect_schedule_slp. Check that
24787 stmt_vec_info still exists for the statement, before checking its
24788 vectorization type.
24790 2009-04-20 Michael Matz <matz@suse.de>
24792 * Makefile.in (generated_files): Take out $(simple_generated_c).
24794 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24796 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24797 (UINTPTR_TYPE): Likewise.
24799 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24802 * c-typeck.c (digest_init): Check for initializing an array with a
24805 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24808 * c-semantics.c (pop_stmt_list): Propagate
24809 STATEMENT_LIST_HAS_LABEL to parent statement list.
24811 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24813 * config/mips/mips.h (mips_tune_attr): New macro.
24814 * config/mips/mips.md (cpu): Use it.
24816 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24819 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24822 2009-04-19 Diego Novillo <dnovillo@google.com>
24824 * toplev.c (compile_file): Move call to coverage_finish ...
24825 * cgraphunit.c (ipa_passes): ... here.
24826 Call cgraph_process_new_functions.
24827 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24828 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24830 2009-04-19 Jan Hubicka <jh@suse.cz>
24832 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24834 (dump_cgraph_node): Dump can throw external flag.
24835 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24837 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24841 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24842 * common.opt (Wlogical-op): Move from here...
24843 * c.opt (Wlogical-op): ... to here.
24844 * c-typeck.c (parser_build_binary_op): Update call to
24845 warn_logical_operator.
24846 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24848 * c-common.c (warn_logical_op): Update.
24849 * c-common.h (warn_logical_op): Update declaration.
24851 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24853 * tree.c (protected_set_expr_location): Fix formatting.
24855 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24858 * c-typeck.c (readonly_warning): new.
24859 (build_unary_op, build_modify_expr): Use readonly_warning for
24860 storing into something readonly but not const-qualified.
24862 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24865 * c-typeck.c (build_unary_op): Check for taking address of
24866 expression of type void.
24868 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24871 * c-typeck.c (build_function_call): Check for calling a function
24872 with qualified void return types. Call require_complete_type when
24875 2009-04-18 Jan Hubicka <jh@suse.cz>
24877 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24879 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24880 can_throw_external flag.
24881 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24882 * ipa-pure-const.c (ignore_edge): New function.
24883 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24884 only over can_throw_external edges.
24885 (local_pure_const): Add nothrow flag.
24886 * ipa-utils.c (searchc): Add ignore_edge callback.
24887 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24888 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24889 (set_nothrow_function_flags): Update cgraph.
24890 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24892 2009-04-18 Richard Guenther <rguenther@suse.de>
24894 PR middle-end/39804
24895 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24896 (fold_stmt): ... this and ...
24897 (fold_stmt_inplace): ... this.
24898 (fold_stmt_1): Fold references in calls and asms.
24899 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24901 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24903 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24904 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24906 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24908 * tree.c (function_args_count): Remove.
24909 * tree.h: Remove the prototype for function_args_count.
24911 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24913 * tree-iterator.c (expr_only): Remove.
24914 * tree.h: Remove the prototype for expr_only.
24916 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24918 * reginfo.c (cannot_change_mode_set_regs): Remove.
24919 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24921 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24923 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24924 whether operands 0 and 1 overlaps.
24926 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24928 PR middle-end/36902
24929 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24930 pointer. Use warning_at instead of warning.
24931 (search_for_addr_array): Likewise.
24932 (check_array_bounds): Likewise.
24933 (check_all_array_refs): Check that the incoming edge is not in the
24934 list of edges to be removed.
24935 (check_all_array_refs): Avoid the temporal pointer.
24936 (vrp_visit_cond_stmt): Fix typo.
24937 (simplify_switch_using_ranges): Handle the case where the switch
24938 index is an integer constant.
24940 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24942 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24944 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24946 * doc/extend.texi, doc/invoke.texi: Fix typos.
24948 2009-04-17 Cary Coutant <ccoutant@google.com>
24950 * tree-flow-inline.h (get_lineno): Fix inverted test.
24952 2009-04-17 Diego Novillo <dnovillo@google.com>
24954 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24955 assertion for AVAIL_OUT.
24957 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24960 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24961 * config/sh/linux-atomic.asm: Likewise.
24963 2009-04-17 Diego Novillo <dnovillo@google.com>
24965 * except.c (debug_eh_tree): New.
24966 (struct eh_region, struct eh_status): Move ...
24967 * except.h: ... here.
24968 (add_type_for_runtime): Declare extern.
24969 (lookup_type_for_runtime): Likewise.
24970 (debug_eh_tree): Declare.
24971 * Makefile.in (GTFILES): List except.h before except.c
24973 2009-04-17 Diego Novillo <dnovillo@google.com>
24975 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24976 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24977 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24978 (find_vars_r): ... here.
24979 * tree-flow.h (find_referenced_vars_in): Declare.
24980 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24981 that AVAIL_OUT exists for BLOCK.
24982 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24983 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24984 (tree-parloops.o): Likewise.
24986 2009-04-17 Simon Baldwin <simonb@google.com>
24988 * toplev.c (default_tree_printer): Add handling for %E format.
24990 2009-04-17 Diego Novillo <dnovillo@google.com>
24992 * tree-pretty-print.c (dump_generic_node): Add break after
24993 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24994 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24995 FUNCTION_TYPE together. Call print_struct_decl when printing
24996 structures and TDF_SLIM is not given.
24997 (print_struct_decl): Fix logic for detecting recursion.
24999 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25002 * gcc.c (create_at_file): New.
25003 (compile_input_file_p): New.
25004 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
25005 * main.c (main): Update call to toplev_main.
25006 * toplev.c (toplev_main): Change signature. Call expandargv.
25007 * toplev.h (toplev_main): Change signature.
25009 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25011 * dwarf2out.c (field_byte_offset): Use the type size as the field size
25012 if the latter is not constant.
25014 2009-04-17 David Edelsohn <edelsohn@gnu.org>
25016 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
25018 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25020 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
25021 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
25023 2009-04-17 Richard Guenther <rguenther@suse.de>
25025 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25026 Handle component references view-converting an invariant address.
25028 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
25030 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
25031 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
25032 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
25033 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
25034 Use @deftypevr rather than @deftypevar.
25036 2009-04-17 Richard Guenther <rguenther@suse.de>
25038 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
25039 (get_prop_source_stmt): Likewise.
25040 (can_propagate_from): Likewise.
25042 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
25044 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
25045 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
25046 (--with-multilib-list): Add default value.
25047 * configure: Regenerate.
25048 * Makefile.in (TM_ENDIAN_CONFIG): Define.
25049 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
25050 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
25051 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
25052 Don't add default cpu to multilib list unnecessarily, but do enable
25053 the relevant compiler option..
25054 Add support for --with-multilib-list=<blank> and
25055 --with-multilib-list=!<somelib> to supress unwanted multilibs.
25056 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
25057 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
25058 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
25059 TM_MULTILIB_CONFIG.
25060 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
25061 (MULTILIB_OSDIRNAMES): New variable.
25062 * config/sh/t-1e: Delete file.
25063 * config/sh/t-mlib-sh1: Delete file.
25064 * config/sh/t-mlib-sh2: Delete file.
25065 * config/sh/t-mlib-sh2a: Delete file.
25066 * config/sh/t-mlib-sh2a-nofpu: Delete file.
25067 * config/sh/t-mlib-sh2a-single: Delete file.
25068 * config/sh/t-mlib-sh2a-single-only: Delete file.
25069 * config/sh/t-mlib-sh2e: Delete file.
25070 * config/sh/t-mlib-sh3e: Delete file.
25071 * config/sh/t-mlib-sh4: Delete file.
25072 * config/sh/t-mlib-sh4-nofpu: Delete file.
25073 * config/sh/t-mlib-sh4-single: Delete file.
25074 * config/sh/t-mlib-sh4-single-only: Delete file.
25075 * config/sh/t-mlib-sh4a: Delete file.
25076 * config/sh/t-mlib-sh4a-nofpu: Delete file.
25077 * config/sh/t-mlib-sh4a-single: Delete file.
25078 * config/sh/t-mlib-sh4a-single-only: Delete file.
25079 * config/sh/t-mlib-sh4al: Delete file.
25080 * config/sh/t-mlib-sh5-32media: Delete file.
25081 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
25082 * config/sh/t-mlib-sh5-64media: Delete file.
25083 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
25084 * config/sh/t-mlib-sh5-compact: Delete file.
25085 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
25086 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
25087 * doc/install.texi (Options specification): Add
25088 --with-multilib-list and --with-endian.
25090 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25092 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
25094 (OBJS-common): Add plugin-version.o.
25095 (plugin-version.o): New.
25096 * gcc-plugin.h (plugin_gcc_version): New.
25097 (plugin_default_version_check): New.
25098 (plugin_init_func, plugin_init): Add version argument.
25099 * plugin-version.c: New.
25100 * plugin.c (str_plugin_gcc_version_name): New.
25101 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
25102 pass it to the init function.
25103 (plugin_default_version_check): New.
25105 2009-04-17 Richard Guenther <rguenther@suse.de>
25107 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
25108 for decl-vs-decl disambiguation.
25110 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
25112 * config/s390/s390.h (s390_tune_attr): New macro definition.
25113 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
25115 2009-04-17 Richard Guenther <rguenther@suse.de>
25117 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
25118 (fold_stmt_r): Likewise.
25119 (maybe_fold_reference): New function.
25120 (fold_gimple_assign): Handle cases fold_stmt_r did.
25121 (fold_stmt): Do not use fold_stmt_r.
25122 (fold_stmt_inplace): Likewise.
25124 2009-04-17 Richard Guenther <rguenther@suse.de>
25126 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
25127 (record_equivalences_from_stmt): Remove useless checks and
25129 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
25130 the type is already suitable.
25132 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
25134 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
25136 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
25138 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
25139 (CMPtype): Define as __gcc_CMPtype.
25141 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
25143 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
25144 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
25146 2009-04-17 Richard Guenther <rguenther@suse.de>
25148 PR tree-optimization/39746
25149 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
25150 special-casing for builtins and static variable use/def.
25151 (call_may_clobber_ref_p_1): Likewise.
25153 2009-04-16 Ian Lance Taylor <iant@google.com>
25155 * df.h: Include "timevar.h".
25156 (struct df_problem): Change tv_id field to timevar_id_t.
25157 * tree-pass.h: Include "timevar.h".
25158 (struct opt_pass): Change tv_id field to timevar_id_t.
25159 * timevar.h (timevar_id_t): Define TV_NONE.
25160 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
25161 TV_NONE rather than tv_id != 0.
25162 (execute_one_pass): Likewise.
25163 * Makefile.in (DF_H): Add $(TIMEVAR_H).
25164 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
25165 dependencies to $(TREE_PASS_H).
25166 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
25168 (pass_branch_target_load_optimize2): Likewise.
25169 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
25170 (pass_outof_cfg_layout_mode): Likewise.
25171 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
25172 (pass_rebuild_cgraph_edges): Likewise.
25173 (pass_remove_cgraph_callee_edges): Likewise.
25174 * df-core.c (pass_df_initialize_opt): Likewise.
25175 (pass_df_initialize_no_opt): Likewise.
25176 (pass_df_finish): Likewise.
25177 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
25178 * except.c (pass_set_nothrow_function_flags): Likewise.
25179 (pass_convert_to_eh_region_ranges): Likewise.
25180 * final.c (pass_compute_alignments): Likewise.
25181 * function.c (pass_instantiate_virtual_regs): Likewise.
25182 (pass_init_function): Likewise.
25183 (pass_leaf_regs): Likewise.
25184 (pass_match_asm_constraints): Likewise.
25185 * gimple-low.c (pass_lower_cf): Likewise.
25186 (pass_mark_used_blocks): Likewise.
25187 * init-regs.c (pass_initialize_regs): Likewise.
25188 * integrate.c (pass_initial_value_sets): Likewise.
25189 * ira.c (pass_ira): Likewise.
25190 * jump.c (pass_cleanup_barriers): Likewise.
25191 * omp-low.c (pass_expand_omp): Likewise.
25192 (pass_lower_omp): Likewise.
25193 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
25194 * recog.c (pass_split_all_insns): Likewise.
25195 (pass_split_after_reload): Likewise.
25196 (pass_split_before_regstack): Likewise.
25197 (pass_split_before_sched2): Likewise.
25198 (pass_split_for_shorten_branches): Likewise.
25199 * reginfo.c (pass_reginfo_init): Likewise.
25200 (pass_subregs_of_mode_init): Likewise.
25201 (pass_subregs_of_mode_finish): Likewise.
25202 * passes.c (pass_postreload): Likewise.
25203 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
25204 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
25205 (pass_warn_function_return): Likewise.
25206 (pass_warn_function_noreturn): Likewise.
25207 * tree-complex.c (pass_lower_complex): Likewise.
25208 (pass_lower_complex_O0): Likewise.
25209 * tree-if-conv.c (pass_if_conversion): Likewise.
25210 * tree-into-ssa.c (pass_build_ssa): Likewise.
25211 * tree-mudflap.c (pass_mudflap_1): Likewise.
25212 (pass_mudflap_2): Likewise.
25213 * tree-nomudflap.c (pass_mudflap_1): Likewise.
25214 (pass_mudflap_2): Likewise.
25215 * tree-nrv.c (pass_return_slot): Likewise.
25216 * tree-object-size.c (pass_object_sizes): Likewise.
25217 * tree-optimize.c (pass_all_optimizations): Likewise.
25218 (pass_early_local_passes): Likewise.
25219 (pass_all_early_optimizations): Likewise.
25220 (pass_cleanup_cfg): Likewise.
25221 (pass_cleanup_cfg_post_optimizing): Likewise.
25222 (pass_free_datastructures): Likewise.
25223 (pass_free_cfg_annotations): Likewise.
25224 (pass_fixup_cfg): Likewise.
25225 (pass_init_datastructures): Likewise.
25226 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
25227 (pass_late_warn_uninitialized): Likewise.
25228 (pass_update_address_taken): Likewise.
25229 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
25230 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
25231 (pass_cse_sincos): Likewise.
25232 (pass_convert_to_rsqrt): Likewise.
25233 * tree-ssa-structalias.c (pass_build_alias): Likewise.
25234 * tree-stdarg.c (pass_stdarg): Likewise.
25235 * tree-tailcall.c (pass_tail_recursion): Likewise.
25236 (pass_tail_calls): Likewise.
25237 * tree-vect-generic.c (pass_lower_vector): Likewise.
25238 (pass_lower_vector_ssa): Likewise.
25239 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
25241 2009-04-16 Joseph Myers <joseph@codesourcery.com>
25243 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
25245 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
25247 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
25248 logical and signext.
25250 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
25253 * config/sh/predicates.md (arith_operand): Check if the operand
25254 of TRUNCATE is a REG.
25256 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25258 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
25259 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
25261 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25263 * tree-iterator.c (tsi_split_statement_list_after,
25264 tsi_split_statement_list_before): Remove.
25265 * tree-iterator.h: Remove the prototypes for
25266 tsi_split_statement_list_after and tsi_split_statement_list_before.
25268 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25270 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
25271 * tree-ssa-propagate.h: Remove the prototype for
25272 stmt_makes_single_load.
25274 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25276 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
25277 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
25279 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25281 * tree-iterator.c (EXPR_LAST_BODY): Remove.
25283 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25285 * except.c (eh_region_outer_p): Remove.
25286 * except.h: Remove the prototype for eh_region_outer_p.
25288 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25290 * function.c (current_function_assembler_name): Remove.
25291 * function.h: Remove the prototype for
25292 current_function_assembler_name.
25294 2009-04-16 Ian Lance Taylor <iant@google.com>
25296 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
25297 (add_reg_note): Call alloc_reg_note.
25298 * rtl.h (alloc_reg_note): Declare.
25299 * combine.c (try_combine): Use alloc_reg_note.
25300 (recog_for_combine, move_deaths): Likewise.
25301 (distribute_notes): Use alloc_reg_note and add_reg_note.
25302 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
25303 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
25304 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
25306 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
25308 PR rtl-optimization/39762
25309 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
25310 ira_may_move_out_cost): Add comments about way of their usage.
25311 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
25313 * ira-conflicts.c (process_regs_for_copy): Use function
25314 ira_get_register_move_cost instead of global
25315 ira_register_move_cost.
25317 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
25318 color_pass, move_spill_restore, update_curr_costs): Ditto.
25320 * ira-lives.c (process_single_reg_class_operands): Ditto.
25322 * ira-emit.c (emit_move_list): Ditto.
25324 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
25325 (record_reg_classes): Ditto. Use functions
25326 ira_get_register_move_cost and ira_get_may_move_cost instead of
25327 global vars ira_register_move_cost, ira_may_move_out_cost and
25328 ira_may_move_in_cost.
25329 (record_address_regs): Don't call ira_init_register_move_cost.
25330 Use function ira_get_may_move_cost instead of global
25331 ira_may_move_in_cost.
25332 (process_bb_node_for_hard_reg_moves): Use function
25333 ira_get_register_move_cost instead of global ira_register_move_cost.
25334 (ira_costs): Don't call ira_init_register_move_cost.
25336 2009-04-16 Richard Guenther <rguenther@suse.de>
25338 * tree-cfg.c (verify_gimple_assign_binary):
25339 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
25340 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
25341 (create_general_new_stmt): Note that this function is broken.
25343 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25345 * common.opt (fhelp): Add Var(help_flag).
25346 * gcc-plugin.h (plugin_info): Add help.
25347 * plugin.c (plugin_name_args): Add help.
25348 (register_plugin_info): Set plugin->help.
25349 (print_help_one_plugin): New.
25350 (print_plugins_help): New.
25351 * plugin.h (print_plugins_help): New.
25352 * toplev.c (toplev_main): Call print_plugins_help if needed.
25354 2009-04-16 Richard Guenther <rguenther@suse.de>
25356 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
25357 (gimple_ior_addresses_taken_1): New function.
25358 (gimple_ior_addresses_taken): Likewise.
25359 * gimple.h (struct gimple_statement_with_ops_base): Remove
25360 addresses_taken member.
25361 (gimple_ior_addresses_taken): Declare.
25362 (gimple_addresses_taken, gimple_addresses_taken_ptr,
25363 gimple_set_addresses_taken): Remove.
25364 * ipa-reference.c (mark_address): New function.
25365 (scan_stmt_for_static_refs): Use it for marking addresses taken.
25366 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
25367 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
25368 (gimple_add_to_addresses_taken): Remove.
25369 (get_tmr_operands): Call mark_address_taken.
25370 (get_asm_expr_operands): Likewise.
25371 (get_expr_operands): Likewise.
25372 (build_ssa_operands): Do not clear the addresses_taken bitmap.
25373 (free_stmt_operands): Do not free it.
25374 * tree-ssa.c (delete_tree_ssa): Likewise.
25375 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
25377 2009-04-16 Richard Guenther <rguenther@suse.de>
25379 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
25380 (walk_stmt_load_store_ops): Likewise.
25381 * gimple.c (get_base_loadstore): New function.
25382 (walk_stmt_load_store_addr_ops): Likewise.
25383 (walk_stmt_load_store_ops): Likewise.
25384 * ipa-pure-const.c (check_op): Simplify.
25385 (check_load, check_store): New functions.
25386 (check_stmt): Use walk_stmt_load_store_ops.
25387 * ipa-reference.c (mark_load): Adjust signature.
25388 (mark_store): Likewise.
25389 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
25391 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25393 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
25394 (plugin_info): New.
25395 * opts.c (common_handle_option): Don't call print_version.
25396 * plugin.c (plugin_name_args): Add version.
25397 (register_plugin_info): New.
25398 (register_callback): Handle PLUGIN_INFO.
25399 (try_init_one_plugin): New.
25400 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
25402 (finalize_one_plugin): New.
25403 (finalize_plugins): New.
25404 (print_one_plugin): New.
25405 (print_plugins_versions): New.
25406 * plugin.h (print_plugins_versions): New.
25407 (finalize_plugins): New.
25408 * toplev.c (compile_file): Don't call initialize_plugins.
25409 (print_version): Call print_plugins_versions.
25410 (toplev_main): Call initialize_plugins. Print version if needed.
25411 Call finalize_plugins.
25413 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25415 * common.opt (fversion): New.
25416 * gcc.c (print_version): New.
25417 (process_command): Don't print the version. Just set print_version.
25418 (main): Print version. Call subprocesses if print_version and
25419 verbose_flag are set.
25420 * opts.c (common_handle_option): Handle OPT_fversion.
25422 2009-04-16 Richard Guenther <rguenther@suse.de>
25423 Ira Rosen <irar@il.ibm.com>
25425 PR tree-optimization/39698
25426 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
25427 type of the reduction variable. Only generate the def if
25430 * omp-low.c (expand_omp_for_generic): When converting to a pointer
25431 make sure to first convert to an integer of the same precision.
25432 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
25433 the type of the evolution correctly in computing the new
25434 induction variable base.
25436 2009-04-16 Richard Guenther <rguenther@suse.de>
25438 PR middle-end/39625
25439 * tree-cfg.c (make_blocks): Split statements with to-be
25440 abnormal SSA names on the lhs.
25442 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
25444 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
25445 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
25446 * c-typeck.c (really_start_incremental_init): Likewise.
25447 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
25448 (TARGET_INITIALIZER): Remove it.
25449 * target.h (struct target): Remove vector_opaque_p.
25450 * tree.c (build_opaque_vector_type): New.
25451 * tree.h (TYPE_VECTOR_OPAQUE): New.
25452 (build_opaque_vector_type): Declare.
25453 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
25454 * config/rs6000/rs6000.c (build_opaque_vector_type,
25455 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
25456 (rs6000_init_builtins): Use build_opaque_vector_type for
25457 opaque_V4SI_type_node.
25459 2009-04-15 Catherine Moore <clm@codesourcery.com>
25461 * debug.h (set_name): Declare.
25462 * dwarf2out.c (dwarf2out_set_name): Declare.
25463 (dwarf2_debug_hooks): Add set_name.
25464 (find_AT_string): New.
25465 (add_AT_string): Call find_AT_string.
25466 (dwarf2out_set_name): New.
25467 * cp/decl.c (grokdeclarator): Call set_name.
25468 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
25469 * debug.c (do_nothing_debug_hooks): Likewise.
25470 * dbxout.c (dbx_debug_hooks): Likewise.
25471 * sdbout.c (sdb_debug_hooks): Likewise.
25473 2009-04-15 Michael Eager <eager@eagercon.com>
25475 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
25476 reg for single-precision FPU.
25477 * config/rs6000/rs6000.md (movsi_internal1): Only for
25478 !TARGET_SINGLE_FPU.
25479 (movsi_internal1_single): New. Add pattern to move SI values to/from
25480 single-precision FP regs.
25482 2009-04-15 Richard Guenther <rguenther@suse.de>
25484 * omp-low.c (lower_rec_input_clauses): Build correct address
25486 (expand_omp_for_generic): Fix multiplication type.
25487 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
25488 (generate_memset_zero): Fix types.
25489 * tree-profile.c (prepare_instrumented_value): Correctly
25492 2009-04-15 Ian Lance Taylor <iant@google.com>
25494 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
25495 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
25496 for -Wall and for -Wc++-compat.
25497 (c_common_post_options): For C++, set warn_enum_compare if not
25499 * c-tree.h (struct c_expr): Add field original_type.
25500 (build_external_ref): Update declaration.
25501 * c-parser.c (c_parser_braced_init): Set original_type.
25502 (c_parser_initelt): Likewise.
25503 (c_parser_expr_no_commas): Likewise.
25504 (c_parser_conditional_expression): Likewise.
25505 (c_parser_cast_expression): Likewise.
25506 (c_parser_unary_expression): Likewise. Pull setting of
25507 original_code to top of function.
25508 (c_parser_sizeof_expression): Set original_type.
25509 (c_parser_alignof_expression): Likewise.
25510 (c_parser_postfix_expression): Likewise. Pull setting of
25511 original_code to top of function.
25512 (c_parser_postfix_expression_after_paren_type): Set original_type.
25513 (c_parser_postfix_expression_after_primary): Likewise.
25514 (c_parser_expression): Likewise.
25515 * c-typeck.c (build_external_ref): Add type parameter. Change all
25517 (c_expr_sizeof_expr): Set original_type field.
25518 (parser_build_unary_op): Likewise.
25519 (parser_build_binary_op): Likewise. Optionally warn about
25520 comparisons of enums of different types.
25521 (digest_init): Set original_type field.
25522 (really_start_incremental_init): Likewise.
25523 (push_init_level, pop_init_level): Likewise.
25524 * doc/invoke.texi (Warning Options): -Wenum-compare now
25527 2009-04-15 Richard Guenther <rguenther@suse.de>
25529 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
25530 out a necessary conversion.
25531 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
25532 names we didn't value number.
25533 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
25535 2009-04-15 Richard Guenther <rguenther@suse.de>
25537 PR tree-optimization/39764
25538 * tree-ssa-ccp.c (get_value): Canonicalize value with
25539 canonicalize_float_value.
25541 2009-04-15 Jan Hubicka <jh@suse.cz>
25543 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
25544 Wrong version of patch.
25546 2009-04-15 Jan Hubicka <jh@suse.cz>
25548 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
25550 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
25552 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
25553 our distinct integral and vector types.
25555 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
25557 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
25558 * init.c (build_vtbl_address): Remove call to assemble_external.
25560 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
25562 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
25563 output for other floating point modes.
25565 2009-04-14 Diego Novillo <dnovillo@google.com>
25567 * diagnostic.c (diagnostic_report_diagnostic): Do not
25568 warn about loaded plugins for DK_ERROR and DK_WARNING.
25569 * c-decl.c (declspecs_add_type): Move call to
25570 invoke_plugin_callbacks ...
25571 * c-parser.c (c_parser_declspecs): ... here.
25572 * plugin.c (dump_active_plugins): Tidy output.
25574 2009-04-14 Diego Novillo <dnovillo@google.com>
25575 Le-Chun Wu <lcwu@google.com>
25577 * configure.ac: Add --enable-plugin support.
25578 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
25579 * Makefile.in (PLUGIN_H): Define.
25580 Export ENABLE_PLUGIN and GMPINC to site.exp.
25581 Add PLUGINLIBS to link command.
25582 Add/modify dependencies for plugin.o and files including plugin.h.
25584 * config.in: Regenerate.
25586 * opts.c (common_handle_option): Handle OPT_fplugin_ and
25589 2009-04-14 Le-Chun Wu <lcwu@google.com>
25591 * tree-pass.h (register_one_dump_file): Add a prototype for
25592 register_one_dump_file.
25593 * toplev.c (compile_file): Call initialize_plugins.
25594 (do_compile): Call invoke_plugin_callbacks.
25595 (toplev_main): Call invoke_plugin_callbacks.
25596 * common.opt: Add -fplugin= and -fplugin-arg-.
25597 * gcc-plugin.h: New public header file for plugins to include.
25598 * plugin.c: New source file.
25599 * plugin.h: New internal header file.
25600 * passes.c (register_one_dump_file): Make it external.
25602 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
25604 2009-04-14 Diego Novillo <dnovillo@google.com>
25606 * doc/plugins.texi: New.
25607 * doc/gccint.texi: Add reference to Plugins chapter.
25608 * doc/invoke.texi: Document -fplugin and -fplugin-arg
25609 * diagnostic.c (diagnostic_report_diagnostic): Warn about
25610 loaded plugins, if any.
25611 * timevar.def (TV_PLUGIN_INIT): Define.
25612 (TV_PLUGIN_RUN): Define.
25613 * plugin.c: Include timevar.h
25614 (plugins_active_p): New.
25615 (dump_active_plugins): New.
25616 (debug_active_plugins): New.
25618 2009-04-14 Joseph Myers <joseph@codesourcery.com>
25620 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
25622 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
25624 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
25626 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
25627 the same as a minus without a shift.
25629 2009-04-14 Nick Clifton <nickc@redhat.com>
25631 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
25632 comparisons with small integers will always produce a short
25635 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
25638 2008-12-19 Diego Novillo <dnovillo@google.com>
25640 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
25642 2009-04-14 Richard Guenther <rguenther@suse.de>
25644 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
25646 (verify_gimple_assign_binary): Likewise. Handle shifts and
25648 (verify_gimple_phi): Print the mismatched argument position.
25649 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25651 (vect_update_init_of_dr): Likewise.
25652 * matrix-reorg.c (transform_access_sites): Do what the
25654 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
25656 2009-04-13 Michael Eager <eager@eagercon.com>
25658 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
25659 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
25660 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
25661 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
25662 remove duplicate config
25664 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25666 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
25667 file_name:line_number type locator of the call site.
25669 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
25671 * genautomata.c: Put blank after comma.
25672 (automaton_decls): New.
25673 (struct unit_usage): Add comments to member next.
25674 (store_alt_unit_usage): Keep the list ordered.
25675 (unit_present_on_list_p, equal_alternatives_p): New.
25676 (check_regexp_units_distribution): Check units distribution
25677 correctness correctly.
25678 (main): Don't write automata if error is found. Return correct
25681 * config/m68k/cf.md (cfv4_ds): Remove.
25682 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25683 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25685 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25686 power4-load-ext, power4-store, power4-store-update,
25687 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25688 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25689 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25690 power4-sqrt, power4-isync): Modify reservation to make correct
25691 unit distribution to automata.
25693 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25694 power5-store-update, power5-two, power5-three, power5-lmul,
25695 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25697 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25699 * except.c (pass_set_nothrow_function_flags): Set name and add
25701 (set_nothrow_function_flags): Mention in the dump file when
25702 changing a function to nothrow.
25704 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25707 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25708 instead of unsigned long.
25710 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25712 * config/arm/arm.c (return_used_this_function): Remove.
25713 (arm_output_function_prologue): Remove use of
25714 return_used_this_function.
25715 (output_return_instruction): Replace use of
25716 return_used_this_function
25717 by cfun->machine->return_used_this_function.
25718 (arm_output_epilogue): Likewise.
25719 (arm_output_function_epilogue): Likewise.
25720 (thumb_unexpanded_epilogue): Likewise.
25721 * config/arm/arm.h (struct machine_function):
25722 New member return_used_this_function.
25724 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25726 * doc/install.texi: Correct description of default directory for
25727 --with-gxx-include-dir.
25729 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25731 * fold-const.c (build_range_check): Properly deal with enumeral and
25732 boolean base types.
25734 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25736 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25737 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25738 * params.h (MAX_GCSE_PASSES): Remove.
25739 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25740 in sequence. Remove ability to run multiple passes.
25741 (bypass_jumps): Report run as third CPROP pass.
25743 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25745 PR middle-end/39651
25746 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25747 when deciding whether the whole SEQUENCE can throw.
25749 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25752 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25753 offseted label references.
25755 2009-04-11 Jan Hubicka <jh@suse.cz>
25757 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25759 2009-04-11 Richard Guenther <rguenther@suse.de>
25761 PR middle-end/39732
25762 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25763 return variables as TREE_ADDRESSABLE.
25765 2009-04-11 Richard Guenther <rguenther@suse.de>
25767 PR tree-optimization/39713
25768 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25769 reference trees have SSA_NAME operands.
25771 2009-04-11 Richard Guenther <rguenther@suse.de>
25774 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25775 address expressions.
25777 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25779 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25780 match changes in Cygwin 1.7
25781 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25782 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25784 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25786 PR tree-optimization/39701
25787 * doc/invoke.texi (Optimization Options): Document change in
25788 meaning and initialization of -fdelete-null-pointer-checks.
25790 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25792 PR middle-end/39701
25793 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25795 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25798 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25800 2009-04-10 Chao-ying Fu <fu@mips.com>
25802 * doc/tm.texi (Instruction Output): Document
25803 TARGET_ASM_FINAL_POSTSCAN_INSN.
25804 * target.h (final_postscan_insn): New field in asm_out.
25805 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25806 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25807 * final.c (final_scan_insn): Call
25808 targetm.asm_out.final_postscan_insn after outputting
25809 an asm macro and a normal instruction.
25811 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25812 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25813 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25814 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25815 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25817 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25819 PR middle-end/39701
25820 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25821 variables as non-NULL even with -fdelete-null-pointer-checks.
25823 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25825 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25827 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25830 * config/i386/i386.c (classify_argument): Handle SCmode with
25831 (bit_offset % 64) != 0.
25833 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25835 * doc/invoke.texi (Optimize Options): Add cross-reference to
25836 -Q --help=optimizers examples.
25838 2009-04-10 Ben Elliston <bje@au.ibm.com>
25841 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25842 regalign for the reg == fpr and TDmode case.
25844 2009-04-09 David Ayers <ayers@fsfe.org>
25847 * objc/objc-act.c (warn_with_method): Remove helper function.
25848 (check_duplicates): Call warning and inform directly.
25849 (really_start_method): Likewise.
25851 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25853 * expmed.c (expand_divmod): Always use a comparison for a division
25854 by a large unsigned integer.
25856 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25857 for things others than variables or functions as nonzero.
25859 2009-04-09 Nick Clifton <nickc@redhat.com>
25861 * unwind-compat.c: Change copyright header to refer to version
25862 3 of the GNU General Public License with version 3.1 of the
25863 GCC Runtime Library Exception and to point readers at the
25864 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25865 * config/alpha/crtfastmath.c: Likewise.
25866 * config/alpha/linux-unwind.h: Likewise.
25867 * config/alpha/qrnnd.asm: Likewise.
25868 * config/alpha/vms-crt0-64.c: Likewise.
25869 * config/alpha/vms-crt0.c: Likewise.
25870 * config/alpha/vms-dwarf2.asm: Likewise.
25871 * config/alpha/vms-dwarf2eh.asm: Likewise.
25872 * config/alpha/vms-psxcrt0-64.c: Likewise.
25873 * config/alpha/vms-psxcrt0.c: Likewise.
25874 * config/alpha/vms_tramp.asm: Likewise.
25875 * config/arc/initfini.c: Likewise.
25876 * config/arc/lib1funcs.asm: Likewise.
25877 * config/arm/bpabi-v6m.S: Likewise.
25878 * config/arm/bpabi.S: Likewise.
25879 * config/arm/bpabi.c: Likewise.
25880 * config/arm/crti.asm: Likewise.
25881 * config/arm/crtn.asm: Likewise.
25882 * config/arm/ieee754-df.S: Likewise.
25883 * config/arm/ieee754-sf.S: Likewise.
25884 * config/arm/lib1funcs.asm: Likewise.
25885 * config/arm/libunwind.S: Likewise.
25886 * config/arm/linux-atomic.c: Likewise.
25887 * config/arm/mmintrin.h: Likewise.
25888 * config/arm/pr-support.c: Likewise.
25889 * config/arm/unaligned-funcs.c: Likewise.
25890 * config/arm/unwind-arm.c: Likewise.
25891 * config/arm/unwind-arm.h: Likewise.
25892 * config/avr/libgcc.S: Likewise.
25893 * config/bfin/crti.s: Likewise.
25894 * config/bfin/crtlibid.s: Likewise.
25895 * config/bfin/crtn.s: Likewise.
25896 * config/bfin/lib1funcs.asm: Likewise.
25897 * config/bfin/linux-unwind.h: Likewise.
25898 * config/cris/arit.c: Likewise.
25899 * config/cris/cris_abi_symbol.c: Likewise.
25900 * config/darwin-64.c: Likewise.
25901 * config/darwin-crt2.c: Likewise.
25902 * config/darwin-crt3.c: Likewise.
25903 * config/darwin.h: Likewise.
25904 * config/dbxelf.h: Likewise.
25905 * config/dfp-bit.c: Likewise.
25906 * config/dfp-bit.h: Likewise.
25907 * config/elfos.h: Likewise.
25908 * config/fixed-bit.c: Likewise.
25909 * config/fixed-bit.h: Likewise.
25910 * config/fp-bit.c: Likewise.
25911 * config/fp-bit.h: Likewise.
25912 * config/fr30/crti.asm: Likewise.
25913 * config/fr30/crtn.asm: Likewise.
25914 * config/fr30/lib1funcs.asm: Likewise.
25915 * config/freebsd-spec.h: Likewise.
25916 * config/frv/cmovd.c: Likewise.
25917 * config/frv/cmovh.c: Likewise.
25918 * config/frv/cmovw.c: Likewise.
25919 * config/frv/frvbegin.c: Likewise.
25920 * config/frv/frvend.c: Likewise.
25921 * config/frv/lib1funcs.asm: Likewise.
25922 * config/glibc-stdint.h: Likewise.
25923 * config/h8300/clzhi2.c: Likewise.
25924 * config/h8300/crti.asm: Likewise.
25925 * config/h8300/crtn.asm: Likewise.
25926 * config/h8300/ctzhi2.c: Likewise.
25927 * config/h8300/fixunssfsi.c: Likewise.
25928 * config/h8300/lib1funcs.asm: Likewise.
25929 * config/h8300/parityhi2.c: Likewise.
25930 * config/h8300/popcounthi2.c: Likewise.
25931 * config/i386/ammintrin.h: Likewise.
25932 * config/i386/att.h: Likewise.
25933 * config/i386/avxintrin.h: Likewise.
25934 * config/i386/biarch64.h: Likewise.
25935 * config/i386/bmmintrin.h: Likewise.
25936 * config/i386/cpuid.h: Likewise.
25937 * config/i386/cross-stdarg.h: Likewise.
25938 * config/i386/crtfastmath.c: Likewise.
25939 * config/i386/crtprec.c: Likewise.
25940 * config/i386/cygming-crtbegin.c: Likewise.
25941 * config/i386/cygming-crtend.c: Likewise.
25942 * config/i386/cygwin.asm: Likewise.
25943 * config/i386/emmintrin.h: Likewise.
25944 * config/i386/gmm_malloc.h: Likewise.
25945 * config/i386/gthr-win32.c: Likewise.
25946 * config/i386/i386.h: Likewise.
25947 * config/i386/immintrin.h: Likewise.
25948 * config/i386/linux-unwind.h: Likewise.
25949 * config/i386/linux64.h: Likewise.
25950 * config/i386/mm3dnow.h: Likewise.
25951 * config/i386/mmintrin-common.h: Likewise.
25952 * config/i386/mmintrin.h: Likewise.
25953 * config/i386/nmmintrin.h: Likewise.
25954 * config/i386/pmm_malloc.h: Likewise.
25955 * config/i386/pmmintrin.h: Likewise.
25956 * config/i386/smmintrin.h: Likewise.
25957 * config/i386/sol2-c1.asm: Likewise.
25958 * config/i386/sol2-ci.asm: Likewise.
25959 * config/i386/sol2-cn.asm: Likewise.
25960 * config/i386/sol2-gc1.asm: Likewise.
25961 * config/i386/tmmintrin.h: Likewise.
25962 * config/i386/unix.h: Likewise.
25963 * config/i386/w32-unwind.h: Likewise.
25964 * config/i386/wmmintrin.h: Likewise.
25965 * config/i386/x86-64.h: Likewise.
25966 * config/i386/x86intrin.h: Likewise.
25967 * config/i386/xmmintrin.h: Likewise.
25968 * config/ia64/crtbegin.asm: Likewise.
25969 * config/ia64/crtend.asm: Likewise.
25970 * config/ia64/crtfastmath.c: Likewise.
25971 * config/ia64/crti.asm: Likewise.
25972 * config/ia64/crtn.asm: Likewise.
25973 * config/ia64/fde-glibc.c: Likewise.
25974 * config/ia64/lib1funcs.asm: Likewise.
25975 * config/ia64/linux-unwind.h: Likewise.
25976 * config/ia64/quadlib.c: Likewise.
25977 * config/ia64/unwind-ia64.c: Likewise.
25978 * config/linux.h: Likewise.
25979 * config/m32c/m32c-lib1.S: Likewise.
25980 * config/m32c/m32c-lib2-trapv.c: Likewise.
25981 * config/m32c/m32c-lib2.c: Likewise.
25982 * config/m32r/initfini.c: Likewise.
25983 * config/m68hc11/larith.asm: Likewise.
25984 * config/m68hc11/m68hc11-crt0.S: Likewise.
25985 * config/m68k/cf.md: Likewise.
25986 * config/m68k/crti.s: Likewise.
25987 * config/m68k/crtn.s: Likewise.
25988 * config/m68k/lb1sf68.asm: Likewise.
25989 * config/m68k/linux-unwind.h: Likewise.
25990 * config/mcore/crti.asm: Likewise.
25991 * config/mcore/crtn.asm: Likewise.
25992 * config/mcore/lib1.asm: Likewise.
25993 * config/mips/linux-unwind.h: Likewise.
25994 * config/mips/loongson.h: Likewise.
25995 * config/mips/mips16.S: Likewise.
25996 * config/mmix/crti.asm: Likewise.
25997 * config/mmix/crtn.asm: Likewise.
25998 * config/pa/fptr.c: Likewise.
25999 * config/pa/hpux-unwind.h: Likewise.
26000 * config/pa/lib2funcs.asm: Likewise.
26001 * config/pa/linux-atomic.c: Likewise.
26002 * config/pa/linux-unwind.h: Likewise.
26003 * config/pa/milli64.S: Likewise.
26004 * config/pa/quadlib.c: Likewise.
26005 * config/pa/stublib.c: Likewise.
26006 * config/picochip/libgccExtras/adddi3.asm: Likewise.
26007 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
26008 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
26009 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
26010 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
26011 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
26012 * config/picochip/libgccExtras/divmod15.asm: Likewise.
26013 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
26014 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
26015 * config/picochip/libgccExtras/longjmp.asm: Likewise.
26016 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
26017 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
26018 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
26019 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
26020 * config/picochip/libgccExtras/setjmp.asm: Likewise.
26021 * config/picochip/libgccExtras/subdi3.asm: Likewise.
26022 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
26023 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
26024 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
26025 * config/rs6000/750cl.h: Likewise.
26026 * config/rs6000/altivec.h: Likewise.
26027 * config/rs6000/biarch64.h: Likewise.
26028 * config/rs6000/crtresfpr.asm: Likewise.
26029 * config/rs6000/crtresgpr.asm: Likewise.
26030 * config/rs6000/crtresxfpr.asm: Likewise.
26031 * config/rs6000/crtresxgpr.asm: Likewise.
26032 * config/rs6000/crtsavfpr.asm: Likewise.
26033 * config/rs6000/crtsavgpr.asm: Likewise.
26034 * config/rs6000/darwin-asm.h: Likewise.
26035 * config/rs6000/darwin-fallback.c: Likewise.
26036 * config/rs6000/darwin-fpsave.asm: Likewise.
26037 * config/rs6000/darwin-ldouble.c: Likewise.
26038 * config/rs6000/darwin-tramp.asm: Likewise.
26039 * config/rs6000/darwin-unwind.h: Likewise.
26040 * config/rs6000/darwin-vecsave.asm: Likewise.
26041 * config/rs6000/darwin-world.asm: Likewise.
26042 * config/rs6000/e500crtres32gpr.asm: Likewise.
26043 * config/rs6000/e500crtres64gpr.asm: Likewise.
26044 * config/rs6000/e500crtres64gprctr.asm: Likewise.
26045 * config/rs6000/e500crtrest32gpr.asm: Likewise.
26046 * config/rs6000/e500crtrest64gpr.asm: Likewise.
26047 * config/rs6000/e500crtresx32gpr.asm: Likewise.
26048 * config/rs6000/e500crtresx64gpr.asm: Likewise.
26049 * config/rs6000/e500crtsav32gpr.asm: Likewise.
26050 * config/rs6000/e500crtsav64gpr.asm: Likewise.
26051 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
26052 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
26053 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
26054 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
26055 * config/rs6000/eabi-ci.asm: Likewise.
26056 * config/rs6000/eabi-cn.asm: Likewise.
26057 * config/rs6000/eabi.asm: Likewise.
26058 * config/rs6000/linux-unwind.h: Likewise.
26059 * config/rs6000/linux64.h: Likewise.
26060 * config/rs6000/paired.h: Likewise.
26061 * config/rs6000/paired.md: Likewise.
26062 * config/rs6000/ppc64-fp.c: Likewise.
26063 * config/rs6000/ppu_intrinsics.h: Likewise.
26064 * config/rs6000/rs6000.h: Likewise.
26065 * config/rs6000/si2vmx.h: Likewise.
26066 * config/rs6000/sol-ci.asm: Likewise.
26067 * config/rs6000/sol-cn.asm: Likewise.
26068 * config/rs6000/spe.h: Likewise.
26069 * config/rs6000/spu2vmx.h: Likewise.
26070 * config/rs6000/sysv4.h: Likewise.
26071 * config/rs6000/tramp.asm: Likewise.
26072 * config/rs6000/vec_types.h: Likewise.
26073 * config/s390/linux-unwind.h: Likewise.
26074 * config/s390/tpf-unwind.h: Likewise.
26075 * config/score/crti.asm: Likewise.
26076 * config/score/crtn.asm: Likewise.
26077 * config/sh/crt1.asm: Likewise.
26078 * config/sh/crti.asm: Likewise.
26079 * config/sh/crtn.asm: Likewise.
26080 * config/sh/divtab-sh4-300.c: Likewise.
26081 * config/sh/divtab-sh4.c: Likewise.
26082 * config/sh/divtab.c: Likewise.
26083 * config/sh/lib1funcs-4-300.asm: Likewise.
26084 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
26085 * config/sh/lib1funcs.asm: Likewise.
26086 * config/sh/lib1funcs.h: Likewise.
26087 * config/sh/linux-atomic.asm: Likewise.
26088 * config/sh/linux-unwind.h: Likewise.
26089 * config/sh/shmedia.h: Likewise.
26090 * config/sh/sshmedia.h: Likewise.
26091 * config/sh/ushmedia.h: Likewise.
26092 * config/sparc/crtfastmath.c: Likewise.
26093 * config/sparc/linux-unwind.h: Likewise.
26094 * config/sparc/sol2-c1.asm: Likewise.
26095 * config/sparc/sol2-ci.asm: Likewise.
26096 * config/sparc/sol2-cn.asm: Likewise.
26097 * config/spu/divmodti4.c: Likewise.
26098 * config/spu/divv2df3.c: Likewise.
26099 * config/spu/float_disf.c: Likewise.
26100 * config/spu/float_unsdidf.c: Likewise.
26101 * config/spu/float_unsdisf.c: Likewise.
26102 * config/spu/float_unssidf.c: Likewise.
26103 * config/spu/mfc_multi_tag_release.c: Likewise.
26104 * config/spu/mfc_multi_tag_reserve.c: Likewise.
26105 * config/spu/mfc_tag_release.c: Likewise.
26106 * config/spu/mfc_tag_reserve.c: Likewise.
26107 * config/spu/mfc_tag_table.c: Likewise.
26108 * config/spu/multi3.c: Likewise.
26109 * config/spu/spu_internals.h: Likewise.
26110 * config/spu/spu_intrinsics.h: Likewise.
26111 * config/spu/spu_mfcio.h: Likewise.
26112 * config/spu/vec_types.h: Likewise.
26113 * config/spu/vmx2spu.h: Likewise.
26114 * config/stormy16/stormy16-lib2.c: Likewise.
26115 * config/svr4.h: Likewise.
26116 * config/sync.c: Likewise.
26117 * config/v850/lib1funcs.asm: Likewise.
26118 * config/vxlib-tls.c: Likewise.
26119 * config/vxlib.c: Likewise.
26120 * config/vxworks-dummy.h: Likewise.
26121 * config/xtensa/crti.asm: Likewise.
26122 * config/xtensa/crtn.asm: Likewise.
26123 * config/xtensa/ieee754-df.S: Likewise.
26124 * config/xtensa/ieee754-sf.S: Likewise.
26125 * config/xtensa/lib1funcs.asm: Likewise.
26126 * config/xtensa/lib2funcs.S: Likewise.
26127 * config/xtensa/linux-unwind.h: Likewise.
26128 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
26129 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
26130 * coretypes.h: Likewise.
26131 * crtstuff.c: Likewise.
26132 * defaults.h: Likewise.
26133 * dwarf2.h: Likewise.
26134 * emutls.c: Likewise.
26135 * gbl-ctors.h: Likewise.
26136 * gcov-io.h: Likewise.
26137 * ginclude/float.h: Likewise.
26138 * ginclude/iso646.h: Likewise.
26139 * ginclude/stdarg.h: Likewise.
26140 * ginclude/stdbool.h: Likewise.
26141 * ginclude/stddef.h: Likewise.
26142 * ginclude/stdfix.h: Likewise.
26143 * ginclude/stdint-gcc.h: Likewise.
26144 * ginclude/tgmath.h: Likewise.
26145 * gthr-aix.h: Likewise.
26146 * gthr-dce.h: Likewise.
26147 * gthr-gnat.c: Likewise.
26148 * gthr-gnat.h: Likewise.
26149 * gthr-lynx.h: Likewise.
26150 * gthr-mipssde.h: Likewise.
26151 * gthr-nks.h: Likewise.
26152 * gthr-posix.c: Likewise.
26153 * gthr-posix.h: Likewise.
26154 * gthr-posix95.h: Likewise.
26155 * gthr-rtems.h: Likewise.
26156 * gthr-single.h: Likewise.
26157 * gthr-solaris.h: Likewise.
26158 * gthr-tpf.h: Likewise.
26159 * gthr-vxworks.h: Likewise.
26160 * gthr-win32.h: Likewise.
26161 * gthr.h: Likewise.
26162 * libgcc2.c: Likewise.
26163 * libgcc2.h: Likewise.
26164 * libgcov.c: Likewise.
26165 * tsystem.h: Likewise.
26166 * typeclass.h: Likewise.
26167 * unwind-c.c: Likewise.
26168 * unwind-compat.h: Likewise.
26169 * unwind-dw2-fde-compat.c: Likewise.
26170 * unwind-dw2-fde-darwin.c: Likewise.
26171 * unwind-dw2-fde-glibc.c: Likewise.
26172 * unwind-dw2-fde.c: Likewise.
26173 * unwind-dw2-fde.h: Likewise.
26174 * unwind-dw2.c: Likewise.
26175 * unwind-dw2.h: Likewise.
26176 * unwind-generic.h: Likewise.
26177 * unwind-pe.h: Likewise.
26178 * unwind-sjlj.c: Likewise.
26179 * unwind.inc: Likewise.
26180 * config/arm/neon-gen.ml: Change generated copyright header to
26181 refer to version 3 of the GNU General Public License with
26182 version 3.1 of the GCC Runtime Library Exception and to point
26183 readers at the COPYING3 and COPYING3.RUNTIME files and the
26184 FSF's license web page.
26185 * config/arm/arm_neon.h: Regenerate.
26187 2009-04-09 Jakub Jelinek <jakub@redhat.com>
26189 * config/cris/cris.md: Change copyright header to refer to version
26190 3 of the GNU General Public License.
26191 * doc/install.texi2html: Change copyright header to refer to version
26192 3 of the GNU General Public License and to point readers at the
26193 COPYING3 file and the FSF's license web page.
26194 * config/vax/linux.h: Likewise.
26196 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26198 * config/i386/i386.md (cmpcc): New.
26199 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
26200 (sync_compare_and_swap_cc*): Delete.
26202 * config/s390/s390.c (s390_compare_emitted): Remove.
26203 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
26204 s390_compare_emitted used to be handled. Assert that modes match.
26205 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
26206 refer to sync_compare_and_swap_ccsi.
26207 * config/s390/s390.h (s390_compare_emitted): Remove.
26208 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
26209 instead of s390_compare_emitted.
26210 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
26211 instead of s390_compare_emitted.
26212 * config/s390/s390.md (cmpcc): New.
26213 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
26214 CC_REGNUM, do not pretend it's set.
26215 (sync_compare_and_swap_cc*): Delete.
26216 * config/s390/predicates.md (cc_reg_operand): New.
26218 * expr.c (sync_compare_and_swap_cc): Delete.
26219 * optabs.h (sync_compare_and_swap_cc): Delete.
26220 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
26221 is being used with can_compare_p.
26222 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
26223 (find_cc_set): New.
26224 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
26225 look for a MODE_CC set instead. Use emit_store_flag.
26226 (expand_compare_and_swap_loop): Likewise, with some additional
26227 complication to avoid a force_reg when useless. Use
26228 emit_cmp_and_jump_insns.
26229 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
26230 * doc/md.texi (sync_compare_and_swap_cc): Merge with
26231 sync_compare_and_swap documentation.
26233 2009-04-09 Jan Hubicka <jh@suse.cz>
26235 * except.c (find_prev_try): Break out from ....
26236 (duplicate_eh_regions): ... here; properly update prev_try pointers
26237 when duplication part of tree.
26238 (dump_eh_tree): Improve dumping.
26239 (verify_eh_region): New.
26240 (verify_eh_tree): Use it.
26242 2009-04-06 Richard Guenther <rguenther@suse.de>
26244 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
26245 &ARRAY addresses by adjusting their types and prepending
26247 * tree-cfg.c (verify_gimple_assign_single): Verify that
26248 addresses are correct.
26250 2009-04-09 Richard Guenther <rguenther@suse.de>
26252 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
26253 indices into an array reference if possible.
26254 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26255 Fold POINTER_PLUS_EXPR statements with invariant address.
26257 2009-04-09 Alan Modra <amodra@bigpond.net.au>
26260 * config.gcc (powerpc64-*-linux*): Always build biarch.
26262 2009-04-09 Joseph Myers <joseph@codesourcery.com>
26265 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
26266 it and pedwarn if this results in an INTEGER_CST.
26268 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26270 * doc/install.texi: Update minimum GMP version. Remove obsolete
26271 text in MPFR section.
26273 2009-04-08 Jakub Jelinek <jakub@redhat.com>
26275 * dwarf2out.c (class_scope_p): New static inline.
26276 (class_or_namespace_scope_p): Use it.
26277 (gen_variable_die): Use DW_TAG_member tag for static data member
26278 declarations instead of DW_TAG_variable.
26280 PR middle-end/39573
26281 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
26284 2009-04-08 Richard Guenther <rguenther@suse.de>
26286 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
26287 valueize random data.
26289 2009-04-08 David Edelsohn <edelsohn@gnu.org>
26291 * config.gcc (aix tm_file): Add aix-stdint.h.
26292 (aix tm clause use_gcc_stdint): Set to wrap.
26293 * config/rs6000/aix-stdint.h: New file.
26295 2009-04-08 Richard Guenther <rguenther@suse.de>
26297 PR middle-end/36291
26298 * tree-dfa.c (add_referenced_var): Do not recurse into
26299 global initializers.
26300 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
26302 (fold_const_aggregate_ref): Likewise.
26304 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26306 * recog.c (ordered_comparison_operator): New.
26307 * gensupport.c (std_preds): Add it.
26308 * doc/md.texi (Machine-Independent Predicates): Document it.
26310 2009-04-08 Jan Hubicka <jh@suse.cz>
26312 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
26313 * function.h (rtl_eh): Remove exception_handler_label_map.
26314 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
26315 remove_exception_handler_label, for_each_eh_label_1): Remove.
26316 (rtl_remove_unreachable_regions): Remove.
26317 (convert_from_eh_region_ranges): Do not remove unreachable regions.
26318 (find_exception_handler_labels): Don't build the hashtable.
26319 (maybe_remove_eh_handler): Remove.
26320 (for_each_eh_label): Rewrite to walk the tree.
26321 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
26322 * except.h (maybe_remove_eh_handler): Remove.
26323 * passes.c (init_optimization_passes): Schedule second EH cleanup
26325 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
26326 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
26328 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26330 * genoutput.c (validate_optab_operands): New.
26331 (gen_insn, gen_expand): Call it.
26333 * genflags.c (gen_insn): Detect misused iterators.
26334 (main): Pass line_no to gen_insn, exit with status 1 on error.
26336 * genextract.c (line_no): Make global.
26337 (VEC_safe_set_locstr): Change assertion to error message.
26338 (main): Exit with status 1 on error.
26340 2009-04-08 Joseph Myers <joseph@codesourcery.com>
26344 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26345 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26346 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
26347 * c-convert.c (convert): Do not call fold on results of conversion
26348 functions when the result is a C_MAYBE_CONST_EXPR.
26349 * c-parser.c (c_parser_postfix_expression): Do not fold condition
26350 of __builtin_choose_expr.
26351 * c-typeck.c (remove_c_maybe_const_expr): New.
26352 (build_unary_op, build_conditional_expr, build_compound_expr,
26353 build_binary_op, c_objc_common_truthvalue_conversion): Call
26354 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
26357 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
26359 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
26360 CODE to produce a new one. Add a prototype to use fold_convert_const
26362 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
26365 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
26366 mix declarations and code.
26368 2009-04-08 Ben Elliston <bje@au.ibm.com>
26370 * gcc.c: Replace `CC' with `GCC' throughout.
26372 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
26374 * doc/invoke.texi: Document Atom support.
26376 2009-04-07 Jason Merrill <jason@redhat.com>
26379 * c-common.h, c-common.c: Add flag_pretty_templates.
26380 * c-opts.c (c_common_handle_option): Set it.
26381 * c.opt: Add -fno-pretty-templates.
26382 * doc/invoke.texi (C++ Dialect Options): Likewise.
26384 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
26386 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
26387 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
26388 (ia64_expand_builtin): Likewise.
26390 2009-04-07 Martin Jambor <mjambor@suse.cz>
26392 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
26393 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
26394 ADDR_EXPRS are include too.
26396 2009-04-07 Richard Guenther <rguenther@suse.de>
26398 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
26399 decls are only used if passes as parameters or if they are
26400 local statics and the call is not to a builtin.
26401 (call_may_clobber_ref_p_1): Likewise.
26403 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26405 * expr.c (do_store_flag): Remove last argument. Simplify code
26406 to avoid duplication of tests already done by can_compare_p.
26407 (expand_expr_real_1): Adjust caller.
26409 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26411 * optabs.c (can_compare_p): Test the predicate of a
26412 cbranch and cstore pattern.
26414 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26416 * expr.c (convert_move): Use emit_store_flag instead of
26419 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26421 * config/i386/i386.c (ix86_compare_emitted): Remove.
26422 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
26423 ix86_compare_op0 like ix86_compare_emitted used to be handled.
26424 * config/i386/i386.h (ix86_compare_emitted): Remove.
26425 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
26426 instead of ix86_compare_emitted.
26427 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
26429 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
26431 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
26432 Add t-sysroot-suffix to tmake_file.
26433 * config/print-sysroot-suffix.sh: New file.
26434 * config/t-sysroot-suffix: New file.
26436 2009-04-07 Ben Elliston <bje@au.ibm.com>
26438 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
26439 as the latter produces a warning when the target does not support
26442 2009-04-07 Ben Elliston <bje@au.ibm.com>
26444 * dfp.c: Replace type punning assignments with memcpy throughout.
26445 * Makefile.in (dfp.o-warn): Remove.
26447 2009-04-07 Alan Modra <amodra@bigpond.net.au>
26450 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
26451 Include soft-fp/t-softfp after rs6000/t-linux64.
26453 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
26455 * stor-layout.c (set_sizetype): Use the full precision of their
26456 machine mode for bitsize types.
26458 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
26460 * config/i386/i386.md: Revert 2 accidental checkins.
26462 2009-04-06 Joey Ye <joey.ye@intel.com>
26463 Xuepeng Guo <xuepeng.guo@intel.com>
26464 H.J. Lu <hongjiu.lu@intel.com>
26466 Atom pipeline model, tuning and insn selection.
26467 * config.gcc (atom): Add atom config options and target.
26469 * config/i386/atom.md: New.
26471 * config/i386/i386.c (atom_cost): New cost.
26472 (m_ATOM): New macro flag.
26473 (initial_ix86_tune_features): Set m_ATOM.
26474 (x86_accumulate_outgoing_args): Likewise.
26475 (x86_arch_always_fancy_math_387): Likewise.
26476 (processor_target): Add Atom cost.
26477 (cpu_names): Add Atom cpu name.
26478 (override_options): Set Atom ISA.
26479 (ix86_issue_rate): New case PROCESSOR_ATOM.
26480 (ix86_adjust_cost): Likewise.
26482 * config/i386/i386.h (TARGET_ATOM): New target macro.
26483 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
26484 (TARGET_OPT_AGU): New target option.
26485 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
26486 (processor_type): Add PROCESSOR_ATOM.
26488 * config/i386/i386.md (cpu): Add new value "atom".
26489 (use_carry, movu): New attr.
26490 (atom.md): Include atom.md.
26491 (adddi3_carry_rex64): Set attr "use_carry".
26492 (addqi3_carry): Likewise.
26493 (addhi3_carry): Likewise.
26494 (addsi3_carry): Likewise.
26495 (*addsi3_carry_zext): Likewise.
26496 (subdi3_carry_rex64): Likewise.
26497 (subqi3_carry): Likewise.
26498 (subhi3_carry): Likewise.
26499 (subsi3_carry): Likewise.
26500 (x86_movdicc_0_m1_rex64): Likewise.
26501 (*x86_movdicc_0_m1_se): Likewise.
26502 (x86_movsicc_0_m1): Likewise.
26503 (*x86_movsicc_0_m1_se): Likewise.
26504 (*adddi_1_rex64): Emit add insn as much as possible.
26505 (*addsi_1): Likewise.
26506 (return_internal): Set atom_unit.
26507 (return_internal_long): Likewise.
26508 (return_pop_internal): Likewise.
26509 (*rcpsf2_sse): Set atom_sse_attr attr.
26510 (*qrt<mode>2_sse): Likewise.
26511 (*prefetch_sse): Likewise.
26513 * config/i386/i386-c.c (ix86_target_macros_internal): New case
26515 (ix86_target_macros_internal): Likewise.
26517 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
26518 (*prefetch_sse_rex): Likewise.
26519 (sse_rcpv4sf2): Likewise.
26520 (sse_vmrcpv4sf2): Likewise.
26521 (sse_sqrtv4sf2): Likewise.
26522 (<sse>_vmsqrt<mode>2): Likewise.
26523 (sse_ldmxcsr): Likewise.
26524 (sse_stmxcsr): Likewise.
26525 (*sse_sfence): Likewise.
26526 (sse2_clflush): Likewise.
26527 (*sse2_mfence): Likewise.
26528 (*sse2_lfence): Likewise.
26529 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
26530 (<sse>_movup<ssemodesuffixf2c>): Likewise.
26531 (avx_movdqu<avxmodesuffix>): Likewise.
26532 (avx_lddqu<avxmodesuffix>): Likewise.
26533 (sse2_movntv2di): Change attr "type" to "ssemov".
26534 (sse2_movntsi): Likewise.
26535 (rsqrtv8sf2): Change attr "type" to "sseadd".
26536 (sse3_addsubv2df3): Set attr "atom_unit".
26537 (sse3_h<plusminus_insn>v4sf3): Likewise.
26538 (*sse2_pmaddwd): Likewise.
26539 (*vec_extractv2di_1_rex64): Likewise.
26540 (*vec_extractv2di_1_avx): Likewise.
26541 (sse2_psadbw): Likewise.
26542 (ssse3_phaddwv8hi3): Likewise.
26543 (ssse3_phaddwv4hi3): Likewise.
26544 (ssse3_phadddv4si3): Likewise.
26545 (ssse3_phadddv2si3): Likewise.
26546 (ssse3_phaddswv8hi3): Likewise.
26547 (ssse3_phaddswv4hi3): Likewise.
26548 (ssse3_phsubwv8hi3): Likewise.
26549 (ssse3_phsubwv4hi3): Likewise.
26550 (ssse3_phsubdv4si3): Likewise.
26551 (ssse3_phsubdv2si3): Likewise.
26552 (ssse3_phsubswv8hi3): Likewise.
26553 (ssse3_phsubswv4hi3): Likewise.
26554 (ssse3_pmaddubsw128): Likewise.
26555 (sse3_pmaddubsw: Likewise.
26556 (ssse3_palignrti): Likewise.
26557 (ssse3_palignrdi): Likewise.
26559 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
26561 * doc/install.texi (Specific): Fix two cross-references to MinGW.
26563 2009-04-06 Richard Guenther <rguenther@suse.de>
26565 PR tree-optimization/28868
26566 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
26567 of which PHI results we inserted.
26568 (insert_into_preds_of_block): Record inserted PHIs.
26569 (eliminate): Eliminate redundant PHI nodes.
26570 (init_pre): Init inserted_phi_names.
26572 2009-04-06 Richard Guenther <rguenther@suse.de>
26574 PR tree-optimization/39643
26575 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
26576 IMAGPART_EXPRs of complex constants.
26577 (execute_fold_all_builtins): If we folded a call queue
26578 TODO_update_address_taken.
26580 2009-04-06 Jan Hubicka <jh@suse.cz>
26582 PR middle-end/39659
26583 * except.c (remove_unreachable_regions): Propagate may_contain_throw
26586 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
26588 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
26590 (ic_invalidate_array): Likewise.
26592 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
26594 * calls.c (emit_library_call_value_1): Fix a problem with parameter
26595 alignment for library calls.
26597 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
26599 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
26600 (mingw32 tm clause use_gcc_stdint): Set to wrap.
26601 * config/i386/mingw-stdint.h: New file.
26603 2009-04-05 Richard Guenther <rguenther@suse.de>
26605 PR tree-optimization/39648
26606 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
26607 our &A vs. &A[0] IL deficiencies.
26609 2009-04-04 Jan Hubicka <jh@suse.cz>
26611 * except.c (sjlj_find_directly_reachable_regions): Be ready for
26612 removed toplevel regions.
26613 (sjlj_mark_call_sites): Likewise.
26615 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
26617 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
26618 (cygwin tm clause use_gcc_stdint): Set to wrap.
26619 * config/i386/cygwin-stdint.h: New file.
26621 2009-04-04 Richard Guenther <rguenther@suse.de>
26623 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
26624 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
26625 single-argument PHIs if we are in loop-closed SSA form.
26626 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
26627 for the pre-condition.
26628 (slpeel_tree_peel_loop_to_edge): Likewise.
26629 (vect_build_loop_niters): Take an optional sequence to append stmts.
26630 (vect_generate_tmps_on_preheader): Likewise.
26631 (vect_do_peeling_for_loop_bound): Take extra guards for the
26633 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
26634 the cost model check.
26635 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
26636 guards if we are going to peel. Do not apply versioning in that case.
26637 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
26638 (vect_do_peeling_for_loop_bound): Likewise.
26639 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
26640 loop bound only record extra pre-conditions, do not apply loop
26643 2009-04-04 Richard Guenther <rguenther@suse.de>
26645 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
26648 2009-04-04 Jan Hubicka <jh@suse.cz>
26650 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26651 last_basic_block for size of bb->index indexed array.
26652 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
26653 compute_out, link_btr_uses, build_btr_def_use_webs,
26654 build_btr_def_use_webs, migrate_btr_defs): Likewise.
26656 2009-04-04 Jan Hubicka <jh@suse.cz>
26658 * except.c (remove_eh_handler_and_replace): Break out from ...
26659 (remove_eh_handler): ... here.
26660 (bring_to_root): New function.
26661 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
26662 handled ones, bring others to root of tree.
26664 2009-04-04 Jan Hubicka <jh@suse.cz>
26666 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
26667 (all_phis_safe_to_merge): New function.
26668 (update_info): New structure.
26669 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
26670 (cleanup_empty_eh): Update SSA if possible.
26672 2009-04-04 Richard Guenther <rguenther@suse.de>
26674 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
26675 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
26676 (append_vuse): Likewise.
26678 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26680 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26681 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26682 instead of REG_UNSAVED for DW_CFA_undefined.
26683 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26684 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26687 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26690 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26692 2009-04-04 Richard Guenther <rguenther@suse.de>
26694 PR tree-optimization/8781
26695 PR tree-optimization/37892
26696 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26697 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26698 (valueize_refs): Call it for *& valueizations.
26699 (shared_reference_ops_from_ref): Rename to ...
26700 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26701 (shared_reference_ops_from_call): Rename to ...
26702 (valueize_shared_reference_ops_from_call): ... this and valueize.
26703 (vn_reference_lookup): Update.
26704 (visit_reference_op_call): Likewise.
26705 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26706 (eliminate): Value-replace the call address in call statements.
26708 2009-04-04 Richard Guenther <rguenther@suse.de>
26710 PR tree-optimization/39636
26711 * tree-ssa-forwprop.c
26712 (forward_propagate_addr_into_variable_array_index): Check for
26713 GIMPLE_ASSIGN before accessing the rhs code.
26715 2009-04-03 Jason Merrill <jason@redhat.com>
26717 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26719 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26721 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26722 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26723 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26724 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26725 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26726 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26727 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26728 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26729 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26730 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26731 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26732 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26733 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26734 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26735 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26736 Use fr_reg_or_fp01_operand instead of fr_register_operand
26738 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26739 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26740 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26742 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26744 PR rtl-optimization/39607
26745 PR rtl-optimization/39631
26749 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26750 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26751 instead of DF_LR_OUT.
26752 * ira-lives.c (process_bb_node_lives): Ditto.
26753 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26754 instead of DF_LR_{OUT,IN}.
26755 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26756 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26758 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26760 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26761 (execute_lower_omp): Always run but take the short way out if -fopenmp
26763 (gate_lower_omp): Remove, forcing the pass manager to always run the
26764 pass and always set PROP_gimple_lomp.
26765 (pass_lower_omp): Remove gate function.
26766 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26767 PROP_trees. Instead, require it.
26768 * ipa-cp.c (pass_ipa_cp): Likewise.
26769 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26770 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26771 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26772 and PROP_gimple_leh.
26774 2009-04-03 Richard Guenther <rguenther@suse.de>
26776 PR middle-end/13146
26777 PR tree-optimization/23940
26778 PR tree-optimization/33237
26779 PR middle-end/33974
26780 PR middle-end/34093
26781 PR tree-optimization/36201
26782 PR tree-optimization/36230
26783 PR tree-optimization/38049
26784 PR tree-optimization/38207
26785 PR tree-optimization/38230
26786 PR tree-optimization/38301
26787 PR tree-optimization/38585
26788 PR middle-end/38895
26789 PR tree-optimization/38985
26790 PR tree-optimization/39299
26791 * tree-ssa-structalias.h: Remove.
26792 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26793 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26794 (struct vuse_element_d): Remove.
26795 (struct vuse_vec_d): Likewise.
26796 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26797 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26798 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26799 VUSE_ELEMENT_VAR): Likewise.
26800 (struct voptype_d): Likewise.
26801 (NUM_VOP_FREE_BUCKETS): Likewise.
26802 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26803 (struct stmt_operands_d): Remove.
26804 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26805 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26806 VDEF_NUM, VDEF_VECT): Likewise.
26807 (copy_virtual_operands): Remove.
26808 (operand_build_cmp): Likewise.
26809 (create_ssa_artificial_load_stmt): Likewise.
26810 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26811 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26812 vuse_index and mayuse_index members. Pack and move done and iter_type
26813 members to the front.
26814 (SSA_OP_VMAYUSE): Remove.
26815 (SSA_OP_VIRTUAL_USES): Adjust.
26816 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26817 (unlink_stmt_vdef): Declare.
26818 (add_to_addressable_set): Remove.
26819 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26820 (vrp_visit_stmt): Likewise.
26821 * doc/tree-ssa.texi (Alias analysis): Update.
26822 * doc/invoke.texi (max-aliased-vops): Remove docs.
26823 (avg-aliased-vops): Likewise.
26824 * tree-into-ssa.c (syms_to_rename): Remove.
26825 (need_to_update_vops_p): Likewise.
26826 (need_to_initialize_update_ssa_p): Rename to ...
26827 (update_ssa_initialized_fn): ... this. Track function we are
26829 (symbol_marked_for_renaming): Simplify.
26830 (add_new_name_mapping): Do not set need_to_update_vops_p.
26831 (dump_currdefs): Use SYMS_TO_RENAME.
26832 (rewrite_update_stmt): Always walk all uses/defs.
26833 (dump_update_ssa): Adjust.
26834 (init_update_ssa): Take function argument. Track what we are
26836 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26837 (create_new_def_for): Initialize for cfun, assert we are initialized
26839 (mark_sym_for_renaming): Simplify.
26840 (mark_set_for_renaming): Do not initialize update-ssa.
26841 (need_ssa_update_p): Simplify. Take function argument.
26842 (name_mappings_registered_p): Assert we ask for the correct function.
26843 (name_registered_for_update_p): Likewise.
26844 (ssa_names_to_replace): Likewise.
26845 (release_ssa_name_after_update_ssa): Likewise.
26846 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26847 (dump_decl_set): Do not print a newline.
26848 (debug_decl_set): Do it here.
26849 (dump_update_ssa): And here.
26850 * tree-ssa-loop-im.c (move_computations): Adjust.
26851 (movement_possibility): Likewise.
26852 (determine_max_movement): Likewise.
26853 (gather_mem_refs_stmt): Likewise.
26854 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26855 or NAME_MEMORY_TAG.
26856 * tree-complex.c (update_all_vops): Remove.
26857 (expand_complex_move): Adjust.
26858 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26859 Simplify test for memory referencing statement. Exclude
26860 non-invariant ADDR_EXPRs.
26861 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26862 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26863 (rdg_flag_uses): Likewise.
26864 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26866 (tree_optimize_tail_calls_1): Also split the
26867 edge from the entry block if we have degenerate PHI nodes in
26868 the first basic block.
26869 * tree.c (init_ttree): Remove memory-tag related code.
26870 (tree_code_size): Likewise.
26871 (tree_node_structure): Likewise.
26872 (build7_stat): Re-write to be build6_stat.
26873 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26874 (SSA_VAR_P): Adjust.
26875 (struct tree_memory_tag): Remove.
26876 (struct tree_memory_partition_tag): Likewise.
26877 (union tree_node): Adjust.
26878 (build7): Re-write to be build6.
26879 * tree-pass.h (pass_reset_cc_flags): Remove.
26880 (TODO_update_address_taken): New flag.
26881 (pass_simple_dse): Remove.
26882 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26883 * params.h (MAX_ALIASED_VOPS): Remove.
26884 (AVG_ALIASED_VOPS): Likewise.
26885 * omp-low.c (expand_omp_taskreg): Update SSA form.
26886 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26887 aliases the lhs in a copy stmt.
26888 * tree-ssa-dse.c (struct address_walk_data): Remove.
26889 (memory_ssa_name_same): Likewise.
26890 (memory_address_same): Likewise.
26891 (get_kill_of_stmt_lhs): Likewise.
26892 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26893 unused stores. Look through PHI nodes into post-dominated regions.
26894 (dse_optimize_stmt): Simplify. Properly remove stores.
26895 (tree_ssa_dse): Compute dominators.
26896 (execute_simple_dse): Remove.
26897 (pass_simple_dse): Likewise.
26898 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26899 gimple_loaded_syms and gimple_stored_syms computation.
26900 * toplev.c (dump_memory_report): Dump alias and pta stats.
26901 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26902 (vn_reference_eq): Likewise.
26903 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26904 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26905 valueize_vuses): Remove.
26906 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26907 (get_def_ref_stmt_vuse): ... this.
26908 (vn_reference_lookup_2): New function.
26909 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26910 walking equivalent vuses. Simplify.
26911 (vn_reference_lookup): Likewise.
26912 (vn_reference_insert): Likewise.
26913 (vn_reference_insert_pieces): Likewise.
26914 (visit_reference_op_call): Simplify.
26915 (visit_reference_op_load): Likewise.
26916 (visit_reference_op_store): Likewise.
26917 (init_scc_vn): Remove shared_lookup_vuses initialization.
26918 (free_scc_vn): Remove shared_lookup_vuses freeing.
26919 (sort_vuses, sort_vuses_heap): Remove.
26920 (get_ref_from_reference_ops): Export.
26921 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26922 vector with single vuse pointer.
26923 (vn_reference_lookup_pieces, vn_reference_lookup,
26924 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26925 (shared_vuses_from_stmt): Remove.
26926 (get_ref_from_reference_ops): Declare.
26927 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26928 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26929 memory-tag related code.
26930 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26931 (likely_value): Add comment, skip static-chain of call statements.
26932 (surely_varying_stmt_p): Adjust.
26933 (gimplify_and_update_call_from_tree): Likewise.
26934 (execute_fold_all_builtins): Do not rebuild alias info.
26935 (gimplify_and_update_call_from_tree): Properly update VOPs.
26936 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26937 (copy_ref_info): Remove memory-tag related code.
26938 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26939 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26940 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26942 * tree-ssa-dom.c (gimple_p): Remove typedef.
26943 (eliminate_redundant_computations): Adjust.
26944 (record_equivalences_from_stmt): Likewise.
26945 (avail_expr_hash): Likewise.
26946 (avail_expr_eq): Likewise.
26947 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26948 (stmt_makes_single_load): Likewise.
26949 (stmt_makes_single_store): Likewise.
26950 * tree-ssa-alias.c: Rewrite completely.
26951 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26952 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26953 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26954 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26955 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26956 Remove public functions.
26957 (pass_reset_cc_flags): Remove.
26958 (pass_build_alias): Move ...
26959 * tree-ssa-structalias.c (pass_build_alias): ... here.
26960 * tree-ssa-alias.c (may_be_aliased): Move ...
26961 * tree-flow-inline.h (may_be_aliased): ... here.
26962 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26963 count_uses_and_derefs): Move ...
26964 * gimple.c: ... here.
26965 * gimple.h (count_uses_and_derefs): Declare.
26966 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26967 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26968 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26969 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26970 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26971 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26972 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26974 * tree-dfa.c (refs_may_alias_p): Move ...
26975 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26976 * tree-ssa-alias.h: New file.
26977 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26978 (statement_sink_location): Likewise.
26979 * opts.c (decode_options): Do not adjust max-aliased-vops or
26980 avg-aliased-vops values.
26981 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26982 (TV_CALL_CLOBBER): Likewise.
26983 (TV_FLOW_SENSITIVE): Likewise.
26984 (TV_FLOW_INSENSITIVE): Likewise.
26985 (TV_MEMORY_PARTITIONING): Likewise.
26986 (TV_ALIAS_STMT_WALK): New timevar.
26987 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26988 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26989 (get_address_description): Remove memory-tag related code.
26990 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26991 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26992 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26993 and immediate uses in statements. Document.
26994 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26995 (dump_symbols): Remove.
26996 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26997 * alias.c (get_deref_alias_set): New function split out from ...
26998 (get_alias_set): ... here.
26999 * alias.h (get_deref_alias_set): Declare.
27000 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
27001 type parameter. Remove restrict pointer handling. Create a
27002 ref-all pointer in case type-based alias sets do not conflict.
27003 (vect_analyze_data_refs): Remove SMT related code.
27004 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
27005 (vectorizable_load): Likewise.
27006 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
27007 (DR_SYMBOL_TAG, DR_VOPS): Remove.
27008 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
27009 Ignore vops and SMTs.
27010 (dr_analyze_alias): Likewise..
27011 (free_data_ref): Likewise.
27012 (create_data_ref): Likewise.
27013 (analyze_all_data_dependences): Likewise.
27014 (get_references_in_stmt): Adjust.
27015 * tree-flow-inline.h (gimple_aliases_computed_p,
27016 gimple_addressable_vars, gimple_call_clobbered_vars,
27017 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
27018 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
27019 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
27020 gimple_mem_ref_stats): Remove.
27021 (gimple_vop): New function.
27022 (op_iter_next_use): Remove vuses and mayuses cases.
27023 (op_iter_next_def): Remove vdefs case.
27024 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
27025 (clear_and_done_ssa_iter): Do not set removed fields.
27026 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
27027 Assert we are not iterating over vuses or vdefs if not also
27028 iterating over uses or defs.
27029 (op_iter_init_use): Likewise.
27030 (op_iter_init_def): Likewise.
27031 (op_iter_next_vdef): Remove.
27032 (op_iter_next_mustdef): Likewise.
27033 (op_iter_init_vdef): Likewise.
27034 (compare_ssa_operands_equal): Likewise.
27035 (link_use_stmts_after): Handle vuse operand.
27036 (is_call_used): Use is_call_clobbered.
27037 (is_call_clobbered): Global variables are always call clobbered,
27038 query the call-clobbers bitmap.
27039 (mark_call_clobbered): Ignore global variables.
27040 (clear_call_clobbered): Likewise.
27041 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
27042 virtual operands sanity check.
27043 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
27045 (TARGET_MEM_REF): Remove TMR_TAG operand.
27046 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
27047 Remove call-clobber related code.
27048 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
27049 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
27050 partitions or escape reason.
27051 (get_single_def_stmt, get_single_def_stmt_from_phi,
27052 get_single_def_stmt_with_phi): Remove.
27053 (dump_referenced_vars): Tidy.
27054 (get_ref_base_and_extent): Allow bare decls.
27055 (collect_dfa_stats): Adjust.
27056 * graphite.c (rename_variables_in_stmt): Adjust.
27057 (graphite_copy_stmts_from_block): Likewise.
27058 (translate_clast): Likewise.
27059 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
27061 (translate_vuse_through_block): Use the oracle.
27062 (phi_translate_1): Adjust.
27063 (value_dies_in_block_x): Use the oracle. Cache the outcome
27065 (valid_in_sets): Check if the VUSE for
27066 a REFERENCE is available.
27067 (eliminate): Do not remove stmts during elimination,
27068 instead queue and remove them afterwards.
27069 (do_pre): Do not rebuild alias info.
27070 (pass_pre): Run TODO_rebuild_alias before PRE.
27071 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
27072 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
27073 (mark_all_v_defs_stmt): Remove.
27074 (mark_all_v_defs_seq): Adjust.
27075 (sra_replace): Likewise.
27076 (scalarize_use): Likewise.
27077 (scalarize_copy): Likewise.
27078 (scalarize_init): Likewise.
27079 (scalarize_ldst): Likewise.
27080 (todoflags): Remove.
27081 (tree_sra): Do not rebuild alias info.
27082 (tree_sra_early): Adjust.
27083 (pass_sra): Run TODO_update_address_taken before SRA.
27084 * tree-predcom.c (set_alias_info): Remove.
27085 (prepare_initializers_chain): Do not call it.
27086 (mark_virtual_ops_for_renaming): Adjust.
27087 (mark_virtual_ops_for_renaming_list): Remove.
27088 (initialize_root_vars): Adjust.
27089 (initialize_root_vars_lm): Likewise.
27090 (prepare_initializers_chain): Likewise.
27091 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
27092 (may_propagate_copy_into_stmt): Likewise.
27093 (merge_alias_info): Do nothing for now.
27094 (propagate_tree_value_into_stmt): Adjust.
27095 (stmt_may_generate_copy): Likewise.
27096 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
27097 not mark symbols for renaming.
27098 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
27099 with the same statement, make sure to update the new pointed-to one.
27100 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
27101 call statements, do not mark symbols for renaming.
27102 (mark_operand_necessary): Dump something.
27103 (ref_may_be_aliased): New function.
27104 (mark_aliased_reaching_defs_necessary_1): New helper function.
27105 (mark_aliased_reaching_defs_necessary): Likewise.
27106 (mark_all_reaching_defs_necessary_1): Likewise.
27107 (mark_all_reaching_defs_necessary): Likewise.
27108 (propagate_necessity): Do not process virtual PHIs. For
27109 non-aliased loads mark all reaching definitions as necessary.
27110 For aliased loads and stores mark the immediate dominating
27111 aliased clobbers as necessary.
27112 (visited): New global static.
27113 (perform_tree_ssa_dce): Free visited bitmap after propagating
27115 (remove_dead_phis): Perform simple dead virtual PHI removal.
27116 (remove_dead_stmt): Properly unlink virtual operands when
27118 (eliminate_unnecessary_stmts): Schedule PHI removal after
27120 * tree-ssa-ter.c (is_replaceable_p): Adjust.
27121 (process_replaceable): Likewise.
27122 (find_replaceable_in_bb): Likewise.
27123 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
27124 based on the single gimple vop.
27125 (verify_flow_insensitive_alias_info): Remove.
27126 (verify_flow_sensitive_alias_info): Likewise.
27127 (verify_call_clobbering): Likewise.
27128 (verify_memory_partitions): Likewise.
27129 (verify_alias_info): Likewise.
27130 (verify_ssa): Adjust..
27131 (execute_update_addresses_taken): Export. Update SSA
27132 manually. Optimize only when optimizing. Use a local bitmap.
27133 (pass_update_address_taken): Remove TODO_update_ssa, add
27135 (pass_update_address_taken): Just use TODO_update_address_taken.
27136 (init_tree_ssa): Do not initialize addressable_vars.
27137 (verify_ssa): Verify new VUSE / VDEF properties.
27138 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
27139 Do not call verify_alias_info.
27140 (delete_tree_ssa): Clear the VUSE, VDEF operands.
27141 Do not free the loaded and stored syms bitmaps. Reset the escaped
27142 and callused solutions. Do not free addressable_vars.
27143 Remove memory-tag related code.
27144 (warn_uninitialized_var): Aliases are always available.
27145 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
27146 * lambda-code.c (can_put_in_inner_loop): Adjust.
27147 (can_put_after_inner_loop): Likewise.
27148 (perfect_nestify): Likewise.
27149 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
27150 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
27151 (vectorizable_conversion): Do not mark symbols for renaming.
27152 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
27153 (expand_call_inline): Unlink the calls virtual operands before
27155 (tree_function_versioning): Do not call update_ssa if we are not
27156 updating clones. Simplify.
27157 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
27158 (propagate_with_phi): Likewise..
27159 * tree-outof-ssa.c (create_temp): Remove memory tag and call
27160 clobber code. Assert we are not aliased or global.
27161 * tree-flow.h: Include tree-ssa-alias.h
27162 (enum escape_type): Remove.
27163 (struct mem_sym_stats_d): Likewise.
27164 (struct mem_ref_stats_d): Likewise.
27165 (struct gimple_df): Add vop member. Remove global_var,
27166 call_clobbered_vars, call_used_vars, addressable_vars,
27167 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
27168 escaped and callused members.
27169 (struct ptr_info_def): Remove all members, add points-to solution
27171 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
27172 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
27173 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
27174 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
27175 (tree-ssa-alias.o): Likewise.
27176 (toplev.o): Add tree-ssa-alias.h
27177 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
27178 * gimple.c (gimple_set_bb): Fix off-by-one error.
27179 (is_gimple_reg): Do not handle memory tags.
27180 (gimple_copy): Also copy virtual operands.
27181 Delay updating the statement. Do not reset loaded and stored syms.
27182 (gimple_set_stored_syms): Remove.
27183 (gimple_set_loaded_syms): Likewise.
27184 (gimple_call_copy_skip_args): Copy the virtual operands
27185 and mark the new statement modified.
27186 * tree-ssa-structalias.c (may_alias_p): Remove.
27187 (set_uids_in_ptset): Take the alias set to prune with as
27188 parameter. Fold in the alias test of may_alias_p.
27189 (compute_points_to_sets): Compute whether a ptr is dereferenced
27190 in a local sbitmap.
27191 (process_constraint): Deal with &ANYTHING on the lhs, reject all
27192 other ADDRESSOF constraints on the lhs.
27193 (get_constraint_for_component_ref): Assert that we don't get
27194 ADDRESSOF constraints from the base of the reference.
27195 Properly generate UNKNOWN_OFFSET for DEREF if needed.
27196 (struct variable_info): Remove collapsed_to member.
27197 (get_varinfo_fc): Remove.
27198 (new_var_info): Do not set collapsed_to.
27199 (dump_constraint): Do not follow cycles.
27200 (dump_constraint_graph): Likewise.
27201 (build_pred_graph): Likewise.
27202 (build_succ_graph): Likewise.
27203 (rewrite_constraints): Likewise.
27204 (do_simple_structure_copy): Remove.
27205 (do_rhs_deref_structure_copy): Remove.
27206 (do_lhs_deref_structure_copy): Remove.
27207 (collapse_rest_of_var): Remove.
27208 (do_structure_copy): Re-implement.
27209 (pta_stats): New global variable.
27210 (dump_pta_stats): New function.
27211 (struct constraint_expr): Make offset signed.
27212 (UNKNOWN_OFFSET): Define special value.
27213 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
27214 (solution_set_expand): New helper function split out from ...
27215 (do_sd_constraint): ... here.
27216 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
27217 (do_ds_constraint): Likewise.
27218 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
27219 and CALLUSED = *CALLUSED.
27220 (set_union_with_increment): Make inc argument signed.
27221 (type_safe): Remove.
27222 (get_constraint_for_ptr_offset): Handle unknown and negative
27224 (first_vi_for_offset): Handle offsets before start. Bail
27225 out early for offsets beyond the variable extent.
27226 (first_or_preceding_vi_for_offset): New function.
27227 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
27228 Together with ESCAPED = *ESCAPED this properly computes reachability.
27229 (find_what_var_points_to): New function.
27230 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
27231 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
27232 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
27233 pt_solutions_intersect): New functions.
27234 (compute_call_used_vars): Remove.
27235 (compute_may_aliases): New main entry into PTA computation.
27236 * gimple.h (gimple_p): New typedef.
27237 (struct gimple_statement_base): Remove references_memory_p.
27238 (struct gimple_statement_with_memory_ops_base): Remove
27239 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
27241 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
27242 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
27243 gimple_set_references_memory): Remove.
27244 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
27245 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
27247 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
27248 (verify_expr): Allow RESULT_DECL.
27249 (gimple_duplicate_bb): Do not copy virtual operands.
27250 (gimple_duplicate_sese_region): Adjust.
27251 (gimple_duplicate_sese_tail): Likewise.
27252 (mark_virtual_ops_in_region): Remove.
27253 (move_sese_region_to_fn): Do not call it.
27254 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
27255 and pass_simple_dse.
27256 (execute_function_todo): Handle TODO_update_address_taken,
27257 call execute_update_addresses_taken for TODO_rebuild_alias.
27258 (execute_todo): Adjust.
27259 (execute_one_pass): Init dump files early.
27260 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
27262 (create_general_new_stmt): Clear vops.
27263 * tree-ssa-reassoc.c (get_rank): Adjust.
27264 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
27265 symbols for renaming.
27266 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
27267 (PARAM_AVG_ALIASED_VOPS): Likewise.
27268 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
27269 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
27270 * tree-ssa-operands.c: Simplify for new virtual operand representation.
27271 (operand_build_cmp, copy_virtual_operands,
27272 create_ssa_artificial_load_stmt, add_to_addressable_set,
27273 gimple_add_to_addresses_taken): Remove public functions.
27274 (unlink_stmt_vdef): New function.
27276 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27278 * config.gcc (powerpc-*-linux*): Merge variants.
27280 2009-04-02 Chao-ying Fu <fu@mips.com>
27281 James Grosbach <james.grosbach@microchip.com>
27283 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
27284 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
27286 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
27287 keep_interrupts_masked_p, use_debug_exception_return_p.
27288 (mips_attribute_table): Add interrupt, use_shadow_register_set,
27289 keep_interrupts_masked, use_debug_exception_return.
27290 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
27291 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
27293 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
27294 (mips_print_operand): Process COP0 registers to print $0 .. $31
27295 correctly for GAS to process.
27296 (mips_interrupt_extra_call_saved_reg_p): New function.
27297 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
27299 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
27300 (mips_compute_frame_info): Add supports for interrupt context that
27301 includes doubleword accumulators and COP0 registers.
27302 (mips_for_each_saved_acc): New function.
27303 (mips_for_each_saved_gpr_and_fpr): Change the function name from
27304 mips_for_each_saved_reg.
27305 (mips_save_reg): Save accumulators.
27306 (mips_kernel_reg_p): A new for_each_rtx callback.
27307 (mips_expand_prologue): Support interrupt handlers.
27308 (mips_restore_reg): Restore accumulators.
27309 (mips_expand_epilogue): Support interrupt handlers.
27310 (mips_can_use_return_insn): Return false for interrupt handlers.
27311 (mips_epilogue_uses): New function.
27312 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
27313 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
27314 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
27315 cop0_move): New instructions.
27316 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
27317 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
27319 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
27321 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
27322 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
27323 interrupt handlers, we use K0 as the temporary register.
27324 (EPILOGUE_USES): Change to a function call.
27325 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
27326 handlers, we use K0 as the temporary register.
27328 * doc/extend.texi (Function Attributes): Document interrupt,
27329 use_shadow_register_set, keep_interrupts_masked,
27330 use_debug_exception_return for MIPS attributes.
27332 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27334 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
27335 Remove a number of t-files from tmake_file.
27336 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
27337 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
27338 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
27339 target_prototype, not TARGET_PROTOTYPE.
27340 (LINK_OS_GNU_SPEC): Define.
27341 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
27342 and darwin-ldoubdle.c.
27344 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
27347 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
27348 (cpp_options): Ditto.
27349 (default_compilers): Ditto.
27350 (display_help): Ditto.
27351 (process_command): Ditto.
27352 (do_spec_1): Ditto.
27353 (set_input): Use lbasename instead of duplicate code.
27354 (save_temps_prefix): New static for -save-temps=obj.
27355 (save_temps_length): Ditto.
27357 * doc/invoke.texi (-save-temps=obj): Document new variant to
27358 -save-temps switch.
27360 2009-04-02 Jeff Law <law@redhat.com>
27362 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
27365 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27367 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
27368 * configure: Regenerated.
27370 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27372 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
27373 share the argument list.
27375 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27379 2009-02-12 Diego Novillo <dnovillo@google.com>
27381 * varpool.c (debug_varpool): New.
27382 * cgraph.h (debug_varpool): Declare.
27384 2009-04-02 Jan Hubicka <jh@suse.cz>
27386 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
27389 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27391 * config/i386/i386.c (ix86_abi): Move initialization to ...
27392 (override_options): Here.
27394 2009-04-02 Christian Bruel <christian.bruel@st.com>
27396 * config/sh/sh.c (sh_dwarf_register_span): New function.
27397 (TARGET_DWARF_REGISTER_SPAN): Define.
27398 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
27400 2009-04-02 Ira Rosen <irar@il.ibm.com>
27402 PR tree-optimization/39595
27403 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
27404 interleaved loads group is not greater than the SLP group size.
27406 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27408 * builtins.c (is_builtin_name): New.
27409 (called_as_built_in): Use is_builtin_name.
27410 * tree.h (is_builtin_name): New.
27411 * varasm.c (incorporeal_function_p): Use is_builtin_name
27413 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
27415 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
27417 2009-04-02 Dodji Seketeli <dodji@redhat.com>
27420 * c-decl.c (clone_underlying_type): Move this ...
27421 * c-common.c (set_underlying_type): ... here.
27422 Also, make sure the function properly sets TYPE_STUB_DECL() on
27423 the newly created typedef variant type.
27424 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
27425 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
27428 2009-04-02 Richard Guenther <rguenther@suse.de>
27430 PR tree-optimization/37221
27431 * tree-flow.h (degenerate_phi_result): Declare.
27432 * tree-ssa-dom.c (degenerate_phi_result): Export.
27433 * tree-scalar-evolution.c (analyze_initial_condition): If
27434 the initial condition is defined by a degenerate PHI node
27435 use the degenerate value.
27437 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
27439 PR rtl-optimization/39588
27440 * combine.c (merge_outer_ops): Do not set the constant when this
27442 (simplify_shift_const_1): Do not modify it either in this case.
27444 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
27446 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
27447 tuning is deprecated if -mtune value is set to an Itanium1 variant.
27449 2009-04-01 Janis Johnson <janis187@us.ibm.com>
27452 * c-lex.c (interpret_float): Default (no suffix) is double.
27454 2009-04-1 Xinliang David Li <davidxl@google.com>
27456 * config/i386/i386.c (legitimate_constant_p): Recognize
27457 all one vector constant.
27459 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27461 * config/vax/vax.c: Add #includes to silence warnings.
27462 Change #include order to silence two warnings.
27464 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27466 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
27467 (ASM_SPEC): Pass -k to the assembler for PIC code.
27469 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27471 * config.gcc: Add vax-*-linux* to the switch.
27472 * config/vax/linux.h: New file. (TARGET_VERSION,
27473 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
27475 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27477 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
27478 Use predicate macros instead of GET_CODE() == foo.
27479 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
27480 ashlsi3, rotrsi3, <unnamed>): Likewise.
27482 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27484 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
27485 jbbccihi, jbbccisi): Remova trailing whitespace.
27486 * config/vax/constraints.md: Likewise.
27487 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
27488 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
27489 * config/vax/predicates.md: Likewise.
27490 * config/vax/vax.c (print_operand_address, vax_output_int_move,
27491 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
27492 * config/vax/vax.h: Likewise.
27493 * config/vax/vax.md (nonlocal_goto): Likewise.
27495 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27497 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
27498 (indirectable_address_p, adjacent_operands_p): Add spaces around
27500 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
27502 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27504 * config/vax/vax.c (legitimate_constant_address_p,
27505 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
27506 index_term_p, reg_plus_index_p, legitimate_address_p,
27507 vax_mode_dependent_address_p): Update comments to match functions
27508 modified by the recent int->bool conversion.
27510 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27512 * config/vax/builtins.md: Update copyright message.
27513 * config/vax/constraints.md: Likewise.
27514 * config/vax/netbsd-elf.h: Likewise.
27515 * config/vax/predicates.md: Likewise.
27516 * config/vax/vax-protos.h: Likewise.
27517 * config/vax/vax.c: Likewise.
27518 * config/vax/vax.h: Likewise.
27519 * config/vax/vax.md: Likewise.
27520 * config/vax/vax.opt: Likewise.
27522 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27524 * config/vax/builtins.md (ffssi2, ffssi2_internal,
27525 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
27526 * config/vax/constraints.md (B, R): Likewise.
27527 * config/vax/predicates.md (external_memory_operand,
27528 nonimmediate_addsub_di_operand): Likewise.
27529 * config/vax/vax.c (vax_output_int_add): Likewise.
27530 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
27531 untyped_call): Likewise.
27533 2009-04-01 Matt Thomas <matt@3am-software.com>
27535 * config/vax/predicates.md: New file.
27536 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
27537 external_const_operand, nonsymbolic_operand, external_memory_operand,
27538 indirect_memory_operand, indexed_memory_operand,
27539 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
27540 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
27542 * config/vax/constraints.md: New file.
27543 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
27545 * config/vax/builtins.md: New file.
27546 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
27547 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
27549 * config/vax/vax.opt (mqmath): Add option.
27550 * config/vax/vax.md (isfx): Extend with DI.
27551 (VAXintQH, VAXintQHSD): Define.
27552 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
27553 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
27554 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
27555 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
27556 (movdi): Update constraints and use vax_output_int_move().
27557 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
27558 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
27559 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
27560 nonlocal_goto): New.
27561 (mov<mode>): Extend accepted operand types.
27562 (subdi3_old): Rename from subdi3, change update constraints and use
27563 a new implementation.
27564 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
27565 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
27566 MOVE_RATIO, CLEAR_RATIO): Define.
27567 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
27568 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
27569 (PRINT_OPERAND): Redefine using a function instead of inlined code.
27570 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
27571 (split_quadword_operands): Make static and really allow variable
27573 (print_operand_address): Update for PIC generation.
27574 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
27575 indexable_address_p, fixup_mathdi_operand,
27576 vax_expand_addsub_di_operands, adjacent_operands_p): New.
27577 (vax_float_literal, legitimate_constant_p,
27578 indirectable_constant_address_p, index_term_p,
27579 reg_plus_index_p): Return bool instead of int.
27580 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
27582 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
27584 (vax_output_conditional_branch): Indent.
27585 (legitimate_constant_address_p, indirectable_constant_address_p,
27586 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
27587 vax_mode_dependent_address_p): Return bool instead of int, update for
27589 * config/vax/vax-protos.h (legitimate_constant_address_p,
27590 legitimate_constant_p, legitimate_address_p,
27591 vax_mode_dependent_address_p): Change declaration to bool.
27592 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
27593 vax_expand_addsub_di_operands, vax_output_int_subtract,
27594 vax_output_movmemsi): Declare.
27595 (split_quadword_operands, vax_float_literal): Delete declaration.
27596 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
27597 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
27598 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
27599 ASM_OUTPUT_DWARF_PCREL): Define.
27600 (ASM_SPEC): Change definition to allow PIC generation.
27602 2009-04-01 Steve Ellcey <sje@cup.hp.com>
27604 * doc/sourcebuild.texi: Update front-end requirements.
27606 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27609 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
27610 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
27611 (booldi3_internal3): Use boolean_or_operator instead of
27614 2009-04-01 Joseph Myers <joseph@codesourcery.com>
27617 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
27618 declarator whose size is not an integer constant expression but
27619 folds to an integer constant, then treat it as a constant
27622 2009-04-01 Richard Guenther <rguenther@suse.de>
27624 * fold-const.c (fold_plusminus_mult_expr): Do not fold
27625 i * 4 + 2 to (i * 2 + 1) * 2.
27627 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27630 * c-parser.c (c_parser_asm_statement): Skip until close paren and
27631 return if c_parser_asm_string_literal returned NULL.
27633 2009-04-01 Nick Clifton <nickc@redhat.com>
27635 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
27637 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
27638 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
27639 other typedefs to avoid conflicts with libgcc2.c. Define labels
27640 to gain 16-bit bit-manipulation functions from libgcc2.c and then
27642 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
27643 to gain 16-bit trapping arithmetic functions from libgcc2.c and
27646 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
27648 * varasm.c (default_function_rodata_section): Declare DOT as
27651 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
27652 Andrey Galkin <agalkin@hypercom.com>
27655 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
27656 Make object_name unique for each process.
27658 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27661 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
27662 addressable variables in the parallel that could go out of scope while
27663 running queued tasks.
27665 2009-04-01 Anatoly Sokolov <aesok@post.ru>
27667 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
27668 (CASE_VALUES_THRESHOLD): Redefine.
27669 * config/avr/avr.c (avr_override_options): Remove initialization of
27670 avr_case_values_threshold variable.
27671 (avr_case_values_threshold): Remove variable. Add new function.
27672 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
27673 * config/avr/avr.opt (mno-tablejump): Remove option.
27674 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
27676 2009-04-01 DJ Delorie <dj@redhat.com>
27678 * varasm.c (default_function_rodata_section): Don't assume
27679 anything about where the first '.' in the section name is.
27681 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27683 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27684 rs6000_emit_stack_tie.
27686 2009-03-31 Ian Lance Taylor <iant@google.com>
27688 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27689 gimple_code with GIMPLE_RESX, not RESX.
27691 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27693 * c-common.c (c_get_ident): New.
27694 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27696 2009-04-01 Ben Elliston <bje@au.ibm.com>
27698 * config/rs6000/sysv4.opt (msdata): Improve option description.
27700 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27702 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27703 (divdf3_internal_lat): Remove.
27704 (divxf3_internal_lat): Remove.
27705 (divxf3_internal_thr): Remove.
27706 (divxf): Use divxf3_internal.
27707 * config/ia64/div.md (divsf3_internal_lat): New.
27708 (divdf3_internal_lat): New.
27709 (divxf3_internal): New.
27711 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27714 * Makefile.in (USE_GCC_STDINT): Define.
27715 (stmp-int-hdrs): Install stdint.h if applicable.
27716 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27718 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27719 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27720 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27721 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27722 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27723 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27724 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27725 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27726 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27727 (c_common_nodes_and_builtins): Initialize
27728 underlying_wchar_type_node. Do not initialize
27729 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27730 nodes for new types.
27731 (c_stddef_cpp_builtins): Define macros for new types.
27732 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27734 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27735 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27736 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27737 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27738 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27739 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27740 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27741 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27742 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27743 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27744 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27745 int16_type_node, int32_type_node, int64_type_node,
27746 uint8_type_node, uint16_type_node, c_uint32_type_node,
27747 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27748 int_least32_type_node, int_least64_type_node,
27749 uint_least8_type_node, uint_least16_type_node,
27750 uint_least32_type_node, uint_least64_type_node,
27751 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27752 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27753 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27754 uintptr_type_node): Define.
27755 * c-cppbuiltin.c (builtin_define_constants,
27756 builtin_define_type_minmax): New.
27757 (builtin_define_stdint_macros): Define more macros.
27758 (c_cpp_builtins): Define more limit macros.
27759 (type_suffix): New.
27760 (builtin_define_type_max): Define in terms of
27761 builtin_define_type_minmax. Remove is_long parameter. All
27763 * config.gcc (use_gcc_stdint): Define.
27764 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27765 Add newlib-stdint.h for generic targets.
27766 * config/glibc-stdint.h, config/newlib-stdint.h,
27767 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27768 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27769 * config/score/score.h (UINTPTR_TYPE): Define.
27770 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27771 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27772 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27773 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27774 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27775 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27776 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27777 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27778 * config/spu/spu.h (STDINT_LONG32): Define.
27779 * configure.ac (use_gcc_stdint): Substitute.
27780 * configure: Regenerate.
27781 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27782 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27783 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27784 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27785 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27786 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27787 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27788 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27789 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27790 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27791 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27792 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27793 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27794 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27795 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27796 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27797 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27798 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27799 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27800 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27801 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27802 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27803 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27804 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27805 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27806 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27807 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27808 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27809 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27811 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27813 * loop-iv.c (suitable_set_for_replacement): Renamed from
27814 simplify_using_assignment; changed to return bool and to accept new
27815 args DEST and SRC. Return true iff we find a source/destination pair
27816 that can be used to make a replacement, and fill SRC and DEST if so.
27817 Remove arg ALTERED. Don't deal with altered regs here. All callers
27819 (simplify_using_initial_values): Deal with altered regs here and track
27820 more precisely the effect they have on the validity of our expression.
27822 * loop-iv.c (simplify_using_condition): A condition of the form
27823 (EQ REG CONST) can be used to simply make a substitution.
27824 (simplify_using_initial_values): Keep track of conditions we have seen
27825 and keep using them to simplify new expressions, while applying the
27826 same substitutions to them as to the expression.
27828 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27829 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27832 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27833 changed. Use this when trying to improve the upper bound.
27834 Generate the comparison by using simplify_gen_relational.
27836 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27838 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27840 (simplify_using_assignment, simplify_using_initial_values): Call
27841 replace_in_expr to make replacements. Call replace_single_def_regs
27842 once on the initial version of the expression.
27844 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27847 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27849 2009-03-31 Richard Guenther <rguenther@suse.de>
27851 PR middle-end/31029
27852 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27853 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27855 2009-03-31 Richard Guenther <rguenther@suse.de>
27857 * tree.h (div_if_zero_remainder): Declare.
27858 * fold-const.c (div_if_zero_remainder): Export.
27859 * tree-ssa-forwprop.c
27860 (forward_propagate_addr_into_variable_array_index): Handle
27861 constant array index addition outside of the variable index.
27863 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27866 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27867 define_splits, floatunssi<mode>2): Require x87 conversions from
27868 DImode to be permitted.
27870 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27872 PR preprocessor/15638
27873 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27875 2009-03-31 Richard Guenther <rguenther@suse.de>
27877 PR middle-end/23401
27878 PR middle-end/27810
27879 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27880 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27881 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27882 a separate statement.
27883 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27884 (lookup_tmp_var): Likewise.
27885 (is_gimple_formal_tmp_or_call_rhs): Remove.
27886 (is_gimple_reg_or_call_rhs): Rename to ...
27887 (is_gimple_reg_rhs_or_call): ... this.
27888 (is_gimple_mem_or_call_rhs): Rename to ...
27889 (is_gimple_mem_rhs_or_call): ... this.
27890 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27891 DECL_GIMPLE_REG_P only if is_formal is true.
27892 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27893 for non-proper post-modify expression gimplification.
27894 (gimplify_self_mod_expr): For post-modify expressions gimplify
27895 the lvalue to a minimal lvalue.
27896 (rhs_predicate_for): Remove formal temp case.
27897 (gimplify_modify_expr_rhs): Likewise.
27898 (gimplify_addr_expr): Use is_gimple_reg.
27899 (gimplify_expr): Remove formal temp cases.
27900 (gimple_regimplify_operands): Likewise.
27901 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27902 and FILTER_EXPR like constants.
27903 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27905 (is_gimple_formal_tmp_rhs): Remove.
27906 (is_gimple_reg_rhs): Remove special casing.
27907 (is_gimple_mem_rhs): Fix.
27908 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27909 (is_gimple_formal_tmp_var): Remove.
27910 (is_gimple_formal_tmp_reg): Likewise.
27911 (is_gimple_min_lval): Allow invariant component ref parts.
27912 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27913 is_gimple_formal_tmp_reg): Remove declarations.
27914 * tree-cfg.c (verify_expr): Verify that variables with address
27915 taken do not have DECL_GIMPLE_REG_P set.
27916 * tree-mudflap.c (mf_build_check_statement_for): Use
27917 force_gimple_operand instead of gimplify_expr.
27919 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27921 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27922 schedulable rows to compute_split_row.
27924 2009-03-31 Ben Elliston <bje@au.ibm.com>
27927 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27930 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27932 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27933 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27934 * configure: Regenerate.
27935 * config.in: Regenerate.
27936 * config/rs6000/rs6000.opt (mtls-markers): Add.
27937 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27938 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27939 (tls_ld_aix, tls_ld_sysv): Likewise.
27940 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27941 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27943 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27945 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27947 2009-03-30 Jan Hubicka <jh@suse.cz>
27949 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27951 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27952 detection and label handling.
27954 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27956 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27957 left_conflicts_size.
27958 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27959 ALLOCNO_LEFT_CONFLICTS_SIZE.
27961 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27962 remove_allocno_from_bucket_and_push,
27963 allocno_spill_priority_compare, push_allocnos_to_stack,
27964 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27965 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27966 (setup_allocno_left_conflicts_num): Ditto. Rename to
27967 setup_allocno_left_conflicts_size.
27968 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27969 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27970 setup_allocno_left_conflicts_size instead of
27971 setup_allocno_left_conflicts_num.
27973 * ira-build.c (ira_create_allocno): Use
27974 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27975 ALLOCNO_LEFT_CONFLICTS_NUM.
27977 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27979 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27980 instead of DF_LR_OUT.
27982 * ira-lives.c (process_bb_node_lives): Ditto.
27984 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27985 instead of DF_LR_{OUT,IN}.
27987 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27989 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27991 2009-03-30 Jan Hubicka <jh@suse.cz>
27993 * except.c (label_to_region_map): Fix thinko.
27995 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27997 PR middle-end/38237
27998 * tree.h (tree_find_value): New declaration.
27999 * tree.c (tree_find_value): New function.
28000 * varasm.c (assemble_external): Avoid duplicate entries on lists.
28002 2009-03-30 Jakub Jelinek <jakub@redhat.com>
28005 * c-decl.c (struct c_binding): Add locus field.
28006 (bind): Add locus argument, set locus field from it.
28007 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
28008 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
28009 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
28010 implicitly_declare, undeclared_variable, lookup_label,
28011 declare_label, c_make_fname_decl, c_builtin_function,
28012 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
28015 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
28018 * config/i386/i386.c (classify_argument): Check total size of
28021 2009-03-30 Martin Jambor <mjambor@suse.cz>
28023 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
28024 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
28025 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
28028 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
28029 seen_variable_array_ref while also traversing a union.
28031 * tree-inline.c (optimize_inline_calls): Do not call
28032 cgraph_node_remove_callees.
28033 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
28034 (pass_remove_cgraph_callee_edges): New variable.
28035 * passes.c (init_optimization_passes): Add
28036 pass_remove_cgraph_callee_edges after early inlining and before all
28037 late intraprocedural passes.
28039 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
28041 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28043 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
28044 Fix typos in names.
28046 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28048 * combine.c (simplify_comparison): Use have_insn_for.
28049 * dojump.c (do_jump): Likewise.
28051 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28053 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
28054 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
28055 sparc_compare_op0 like sparc_compare_emitted used to be handled.
28056 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
28057 instead of sparc_compare_emitted.
28058 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
28059 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
28060 instead of sparc_compare_emitted.
28062 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28064 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
28065 enter/exit cfglayout mode.
28066 (pass_partition_block): Require it.
28067 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
28068 (combine_instructions): Track basic blocks instead of labels.
28069 (update_cfg_for_uncondjump): New.
28070 (try_combine): Use it. Update jumps after rescanning.
28071 (pass_combine): Require PROP_cfglayout.
28072 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
28074 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28076 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
28077 Provide/destroy PROP_cfglayout respectively.
28078 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
28079 * tree-pass.h (PROP_cfglayout): New.
28081 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28083 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
28084 fold_convert_const_fixed_from_fixed,
28085 fold_convert_const_fixed_from_int,
28086 fold_convert_const_fixed_from_real, fold_negate_const): Do not
28087 set TREE_CONSTANT_OVERFLOW.
28088 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
28089 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
28091 2009-03-30 Ira Rosen <irar@il.ibm.com>
28093 * tree-vect-loop-manip.c: New file.
28094 * tree-vectorizer.c: Update documentation and included files.
28095 (vect_loop_location): Make extern.
28096 (rename_use_op): Move to tree-vect-loop-manip.c
28097 (rename_variables_in_bb, rename_variables_in_loop,
28098 slpeel_update_phis_for_duplicate_loop,
28099 slpeel_update_phi_nodes_for_guard1,
28100 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
28101 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
28102 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
28103 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
28104 find_loop_location): Likewise.
28105 (new_stmt_vec_info): Move to tree-vect-stmts.c.
28106 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
28107 get_vectype_for_scalar_type, vect_is_simple_use,
28108 supportable_widening_operation, supportable_narrowing_operation):
28110 (bb_in_loop_p): Move to tree-vect-loop.c.
28111 (new_loop_vec_info, destroy_loop_vec_info,
28112 reduction_code_for_scalar_code, report_vect_op,
28113 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
28114 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
28115 (vect_supportable_dr_alignment): Likewise.
28116 * tree-vectorizer.h (tree-data-ref.h): Include.
28117 (vect_loop_location): Declare.
28118 Reorganize function declarations according to the new file structure.
28119 * tree-vect-loop.c: New file.
28120 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
28121 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
28122 * tree-vect-data-refs.c: New file.
28123 * tree-vect-patterns.c (timevar.h): Don't include.
28124 * tree-vect-stmts.c: New file.
28125 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
28126 tree-vect-slp.c, tree-vect-loop.c.
28127 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
28128 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
28129 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
28130 (tree-vect-analyze.o): Remove.
28131 (tree-vect-transform.o): Likewise.
28132 (tree-vect-data-refs.o): Add rule.
28133 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
28134 tree-vect-slp.o): Likewise.
28135 (tree-vect-patterns.o): Remove redundant dependencies.
28136 (tree-vectorizer.o): Likewise.
28137 * tree-vect-slp.c: New file.
28139 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28141 * optc-gen.awk: Warn if an option flag has multiple different
28144 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
28146 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
28147 -floop-block): Document dependences on PPL, CLooG and Graphite.
28149 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28151 PR rtl-optimization/323
28152 * c-common.c (c_fully_fold, convert_and_check,
28153 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
28154 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
28155 * c-common.def (EXCESS_PRECISION_EXPR): New.
28156 * c-cppbuiltin.c (builtin_define_float_constants): Define
28157 constants with enough digits for long double.
28158 * c-lex.c (interpret_float): Interpret constant with excess
28159 precision where appropriate.
28160 * c-opts.c (c_common_post_options): Set
28161 flag_excess_precision_cmdline. Give an error for
28162 -fexcess-precision=standard for C++ for processors where the
28163 option is significant.
28164 * c-parser.c (c_parser_conditional_expression): Handle excess
28165 precision in condition.
28166 * c-typeck.c (convert_arguments): Handle arguments with excess
28168 (build_unary_op): Move excess precision outside operation.
28169 (build_conditional_expr): Likewise.
28170 (build_compound_expr): Likewise.
28171 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
28172 (build_modify_expr): Handle excess precision in RHS.
28173 (convert_for_assignment): Handle excess precision in converted
28175 (digest_init, output_init_element, process_init_element): Handle
28176 excess precision in initializer.
28177 (c_finish_return): Handle excess precision in return value.
28178 (build_binary_op): Handle excess precision in operands and add
28179 excess precision as needed for operation.
28180 * common.opt (-fexcess-precision=): New option.
28181 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
28182 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
28183 For standard excess precision, output explicit conversion to and
28184 truncation from XFmode.
28185 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
28186 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
28187 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
28188 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
28189 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
28190 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
28191 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
28192 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
28193 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
28194 define_splits, sqrt<mode>2): Disable where appropriate for
28195 standard excess precision.
28196 * convert.c (convert_to_real): Do not shorten arithmetic to type
28197 for which excess precision would be used.
28198 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
28199 * doc/invoke.texi (-fexcess-precision=): Document option.
28200 (-mfpmath=): Correct index entry.
28201 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
28202 flag_excess_precision): New.
28203 * langhooks.c (lhd_post_options): Set
28204 flag_excess_precision_cmdline.
28205 * opts.c (common_handle_option): Handle -fexcess-precision=.
28206 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
28207 init_excess_precision): New.
28208 (lang_dependent_init_target): Call init_excess_precision.
28209 * tree.c (excess_precision_type): New.
28210 * tree.h (excess_precision_type): Declare.
28212 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28215 * c-typeck.c (build_component_ref): Do not copy qualifiers from
28216 non-lvalue to component.
28218 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28220 PR preprocessor/34695
28221 * Makefile.in (c-opts.o): Depend on c-tree.h.
28222 * c-common.c: Move down include of diagnostic.h.
28223 (done_lexing, c_cpp_error): New.
28224 * c-common.h (done_lexing): Declare.
28225 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
28227 * c-opts.c: Include c-tree.h.
28228 (c_common_init_options): Set preprocessor error callback.
28229 (c_common_handle_option): Do not set preprocessor
28230 inhibit_warnings, warnings_are_errors, warn_system_headers,
28231 pedantic_errors or inhibit_warnings flags.
28232 (c_common_post_options): Do not check cpp_errors (parse_in).
28233 (c_common_finish): Do not output dependencies if there were
28234 errors. Do not check return value of cpp_finish.
28235 * c-ppoutput.c (pp_file_change): Set input_location.
28236 * c-tree.h (c_cpp_error): Declare.
28237 * diagnostic.c (diagnostic_set_info_translated): Also initialize
28239 (diagnostic_build_prefix): Check override_column.
28240 * diagnostic.h (diagnostic_info): Add override_column field.
28241 (diagnostic_override_column): Define.
28243 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
28245 * c-common.c (c_expand_expr, c_staticp): Remove.
28246 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
28247 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
28248 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
28249 * c-gimplify.c (gimplify_compound_literal_expr,
28250 optimize_compound_literals_in_ctor): Remove.
28251 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
28252 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
28253 * c-semantics.c (emit_local_var): Remove.
28255 * langhooks-def.h (lhd_expand_expr): Remove.
28256 * langhooks.c (lhd_expand_expr): Remove.
28257 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
28259 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
28260 handling from c-semantics.c; don't call into langhook.
28261 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
28262 * gimplify.c (gimplify_compound_literal_expr,
28263 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
28264 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
28265 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
28266 as was done in c-gimplify.c.
28267 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
28268 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
28269 Move from c-common.h.
28270 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
28272 * tree.c (staticp): Do not call langhook.
28273 * langhooks.c (lhd_staticp): Delete.
28274 * langhooks-def.h (lhd_staticp): Delete prototype.
28275 (LANG_HOOKS_STATICP): Delete.
28276 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
28278 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
28279 instead of DECL_STMTs.
28281 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28289 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
28291 (fold_call_expr): Return a NOP_EXPR from folding rather than the
28292 contained expression.
28293 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
28294 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
28295 conditional expressions for C.
28296 (decl_constant_value_for_optimization): Move from
28297 decl_constant_value_for_broken_optimization in c-typeck.c. Check
28298 whether optimizing and that the expression is a VAR_DECL not of
28299 array type instead of doing such checks in the caller. Do not
28300 check pedantic. Call gcc_unreachable for C++.
28301 * c-common.def (C_MAYBE_CONST_EXPR): New.
28302 * c-common.h (c_fully_fold, c_save_expr,
28303 decl_constant_value_for_optimization): New prototypes.
28304 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28305 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28306 EXPR_INT_CONST_OPERANDS): Define.
28307 * c-convert.c (convert): Strip nops from expression.
28308 * c-decl.c (groktypename): Take extra parameters expr and
28309 expr_const_operands. Update call to grokdeclarator.
28310 (start_decl): Update call to grokdeclarator. Add statement for
28311 expressions used in type of decl.
28312 (grokparm): Update call to grokdeclarator.
28313 (push_parm_decl): Update call to grokdeclarator.
28314 (build_compound_literal): Add parameter non_const and build a
28315 C_MAYBE_COSNT_EXPR if applicable.
28316 (grokdeclarator): Take extra parameters expr and
28317 expr_const_operands. Track expressions used in declaration
28318 specifiers and declarators. Fold array sizes and track whether
28319 they are constant expressions and whether they are integer
28320 constant expressions.
28321 (parser_xref_tag): Set expr and expr_const_operands fields in
28323 (grokfield): Update call to grokdeclarator.
28324 (start_function): Update call to grokdeclarator.
28325 (build_null_declspecs): Set expr and expr_const_operands fields in
28327 (declspecs_add_type): Handle expressions in typeof specifiers.
28328 * c-parser.c (c_parser_declspecs): Set expr and
28329 expr_const_operands fields for declaration specifiers.
28330 (c_parser_enum_specifier): Likewise.
28331 (c_parser_struct_or_union_specifier): Likewise.
28332 (c_parser_typeof_specifier): Likewise. Update call to
28333 groktypename. Fold expression as needed. Return expressions with
28334 type instead of adding statements.
28335 (c_parser_attributes): Update calls to c_parser_expr_list.
28336 (c_parser_statement_after_labels): Fold expression before passing
28337 to objc_build_throw_stmt.
28338 (c_parser_condition): Fold expression.
28339 (c_parser_asm_operands): Fold expression.
28340 (c_parser_conditional_expression): Use c_save_expr. Update call
28341 to build_conditional_expr.
28342 (c_parser_alignof_expression): Update call to groktypename.
28343 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
28344 original_code. Fold expression argument of va_arg. Create
28345 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
28346 argument to va_arg. Update calls to groktypename. Fold array
28347 index for offsetof. Verify that first argument to
28348 __builtin_choose_expr has integer type.
28349 (c_parser_postfix_expression_after_paren_type): Update calls to
28350 groktypename and build_compound_literal. Handle expressions with
28351 side effects in type name.
28352 (c_parser_postfix_expression_after_primary): Update call to
28353 c_parser_expr_list. Set original_code for calls to
28354 __builtin_constant_p.
28355 (c_parser_expr_list): Take extra parameter fold_p. Fold
28356 expressions if requested.
28357 (c_parser_objc_type_name): Update call to groktypename.
28358 (c_parser_objc_synchronized_statement): Fold expression.
28359 (c_parser_objc_receiver): Fold expression.
28360 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
28361 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
28362 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
28363 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
28364 (struct c_typespec): Add elements expr and expr_const_operands.
28365 (struct c_declspecs): Add elements expr and expr_const_operands.
28366 (groktypename, build_conditional_expr, build_compound_literal):
28368 (in_late_binary_op): Declare.
28369 * c-typeck.c (note_integer_operands): New function.
28370 (in_late_binary_op): New variable.
28371 (decl_constant_value_for_broken_optimization): Move to c-common.c
28372 and rename to decl_constant_value_for_optimization.
28373 (default_function_array_conversion): Do not strip nops.
28374 (default_conversion): Do not call
28375 decl_constant_value_for_broken_optimization.
28376 (build_array_ref): Do not fold result.
28377 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
28378 result when operand is a VLA.
28379 (c_expr_sizeof_type): Update call to groktypename. Handle
28380 expressions included in type name. Use C_MAYBE_CONST_EXPR for
28381 result when operand names a VLA type.
28382 (build_function_call): Update call to build_compound_literal.
28383 Only fold result for calls to __builtin_* functions. Strip
28384 NOP_EXPR from INTEGER_CST returned from such functions. Fold
28385 the function designator.
28386 (convert_arguments): Fold arguments. Update call to
28387 convert_for_assignment.
28388 (build_unary_op): Handle increment and decrement of
28389 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
28390 decrement earlier. Fold operand of increment and decrement.
28391 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
28392 built for integer operand. Wrap returns that are INTEGER_CSTs
28393 without being integer constant expressions or that have integer
28394 constant operands without being INTEGER_CSTs.
28395 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
28396 (build_conditional_expr): Add operand ifexp_bcp. Track whether
28397 result is an integer constant expression or can be used in
28398 unevaluated parts of one and avoid folding and wrap as
28399 appropriate. Fold operands before possibly doing -Wsign-compare
28401 (build_compound_expr): Wrap result for C99 if operands can be used
28402 in integer constant expressions.
28403 (build_c_cast): Update call to digest_init. Do not ignore
28404 overflow from casting floating-point constants to integers. Wrap
28405 results that could be confused with integer constant expressions,
28406 null pointer constants or floating-point constants.
28407 (c_cast_expr): Update call to groktypename. Handle expressions
28408 included in type name.
28409 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
28410 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
28411 Update calls to convert_for_assignment.
28412 (convert_for_assignment): Take new parameter
28413 null_pointer_constant. Do not strip nops or call
28414 decl_constant_value_for_broken_optimization. Set
28415 in_late_binary_op for conversions to boolean.
28416 (store_init_value): Update call to digest_init.
28417 (digest_init): Take new parameter null_pointer_constant. Do not
28418 call decl_constant_value_for_broken_optimization. pedwarn for
28419 initializers not constant expressions. Update calls to
28420 convert_for_assignment.
28421 (constructor_nonconst): New.
28422 (struct constructor_stack): Add nonconst element.
28423 (really_start_incremental_init, push_init_level, pop_init_level):
28424 Handle constructor_nonconst and nonconst element.
28425 (set_init_index): Call constant_expression_warning for array
28427 (output_init_element): Fold value. Set constructor_nonconst as
28428 applicable. pedwarn for initializers not constant expressions.
28429 Update call to digest_init. Call constant_expression_warning
28430 where constant initializers are required.
28431 (process_init_element): Use c_save_expr.
28432 (c_finish_goto_ptr): Fold expression.
28433 (c_finish_return): Fold return value. Update call to
28434 convert_for_assignment.
28435 (c_start_case): Fold switch expression.
28436 (c_process_expr_stmt): Fold expression.
28437 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
28438 ensure statement expression is not evaluated in constant expression.
28439 (build_binary_op): Track whether results are integer constant
28440 expressions or may occur in such, disable folding and wrap results
28441 as applicable. Fold operands for -Wsign-compare warnings unless
28443 (c_objc_common_truthvalue_conversion): Handle results folded to
28444 integer constants that are not integer constant expressions.
28445 * doc/extend.texi: Document when typeof operands are evaluated,
28446 that condition of __builtin_choose_expr is an integer constant
28447 expression, and more about use of __builtin_constant_p in
28450 2009-03-29 Richard Guenther <rguenther@suse.de>
28452 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
28453 propagate addresses of array references.
28455 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
28457 * regmove.c (perhaps_ends_bb_p): Remove.
28458 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
28459 from INSN and check that the main loop stays within that basic block.
28460 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
28461 (regmove_forward_pass): Split out from regmove_optimize. Use
28462 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
28463 (regmove_backward_pass): Split out from regmove_optimize. Use
28464 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
28465 (regmove_optimize): Simplify.
28467 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28470 * config/i386/i386.c (classify_argument): Ignore flexible array
28471 member in struct and warn ABI change.
28473 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28475 * config/i386/i386-protos.h (ix86_agi_dependent): New.
28477 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
28478 (ix86_adjust_cost): Updated.
28480 2009-03-29 Jan Hubicka <jh@suse.cz>
28482 PR middle-end/28850
28483 * tree-pass.h (pass_cleanup_eh): New function.
28484 (remove_unreachable_regions): Break code handling RTL
28485 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
28486 that can not be reached by runtime.
28487 (can_be_reached_by_runtime): New function.
28488 (label_to_region_map): New function.
28489 (num_eh_regions): New function.
28490 (rtl_remove_unreachable_regions): New function.
28491 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
28492 (remove_eh_region): New function.
28493 * except.h: Include sbitmap and vecprim.
28494 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
28495 num_eh_regions): Declare.
28496 * passes.c (init_optimization_passes): Schedule cleanup_eh.
28497 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
28498 * tree-eh.c (tree_remove_unreachable_handlers): New function.
28499 (tree_empty_eh_handler_p): New function.
28500 (cleanup_empty_eh): New function.
28501 (cleanup_eh): New function.
28502 (pass_cleanup_eh): New function.
28504 2009-03-29 Jan Hubicka <jh@suse.cz>
28506 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
28507 for removed regions.
28509 2009-03-29 Jan Hubicka <jh@suse.cz>
28511 * except.c (dump_eh_tree): Dump all datastructures.
28513 2009-03-29 Jan Hubicka <jh@suse.cz>
28515 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
28516 (duplicate_eh_regions_1): Likewise.
28517 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
28518 vector; call EH verification.
28519 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28520 Be ready for region being removed.
28522 2009-03-29 Jan Hubicka <jh@suse.cz>
28524 * bitmap.c (bitmap_last_set_bit): New function.
28525 * bitmap.h (bitmap_last_set_bit): Declare.
28527 2009-03-29 David Ayers <ayers@fsfe.org>
28530 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
28531 by calling objc_compare_types and surpress warnings about
28532 incompatible C pointers that are compatible ObjC pointers.
28534 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
28536 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
28537 call initialize_inline_failed.
28538 (initialize_inline_failed): Move it from here ...
28539 * cgraph.c (initialize_inline_failed): ... to here.
28540 (cgraph_create_edge): Call initialize_inline_failed rather than
28541 setting inline_failed directly.
28543 2009-03-29 Ben Elliston <bje@au.ibm.com>
28546 * sysv4.opt (msdata): Improve comment.
28547 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
28548 * sysv4.h (SVR4_ASM_SPEC): Likewise.
28550 2009-03-29 Ben Elliston <bje@au.ibm.com>
28553 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
28554 load and store attributes.
28556 2009-03-29 Ben Elliston <bje@au.ibm.com>
28558 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
28559 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
28560 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
28561 * doc/extend.texi (X86 Built-in Functions): Add index entries for
28562 __builtin_infq and __builtin_huge_valq.
28564 2009-03-28 Anatoly Sokolov <aesok@post.ru>
28566 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
28568 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28569 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
28571 2009-03-28 Xinliang David Li <davidxl@google.com>
28573 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
28574 (do_dbg_cnt): New function.
28576 2009-03-28 Jan Hubicka <jh@suse.cz>
28578 Merge from pretty-ipa:
28580 2009-03-27 Jan Hubicka <jh@suse.cz>
28582 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28583 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
28584 * passes.c (function_called_by_processed_nodes_p): New.
28585 * ipa-pure-const.c (check_call): Fix handling of operands.
28586 (analyze_function): Dump debug output for skipped bodies.
28587 (local_pure_const): Use function_called_by_processed_nodes_p.
28588 * dwarf2out.c (reference_to_unused): Use output.
28589 * passes.c (do_per_function_toporder): Likewise.
28591 2008-11-12 Jan Hubicka <jh@suse.cz>
28593 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
28594 * ipa-pure-const.c (funct_state_d): Add can throw field; make
28595 state_set_in_source enum
28596 (check_decl): Ignore memory tags; do not set fake looping flags;
28598 (check_operand, check_tree, check_rhs_var, check_lhs_var,
28599 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
28600 (check_call, analyze_function): Rewrite.
28602 (add_new_function): Update call of analyze_function.
28603 (generate_summary): Add call of analyze_function.
28604 (propagate): Propagate can_throw; handle state_set_in_source correctly.
28605 (local_pure_const): New function.
28606 (pass_local_pure_const): New pass.
28607 * ipa-inline.c (inline_transform): Set after_inlining.
28608 * tree-eh.c (stmt_can_throw_external): New.
28609 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
28610 work with aliasing built.
28611 * tree-flow.h (stmt_can_throw_external): New.
28612 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
28613 and local pure/const pass in early and late optimization queue.
28615 2009-03-28 Martin Jambor <mjambor@suse.cz>
28617 * fold-const.c (get_pointer_modulus_and_residue): New parameter
28619 (fold_binary): Allow function decl aligment consideration is the
28620 second argument is integer constant one.
28621 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
28622 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
28623 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
28625 2009-03-28 Jan Hubicka <jh@suse.cz>
28627 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
28628 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
28629 * function.h (rtl_data): Add nothrow flag.
28630 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
28631 set DECL_NOTHROW for AVAILABLE functions.
28633 2009-03-28 Jakub Jelinek <jakub@redhat.com>
28635 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
28636 following vector keyword has expansion starting with pixel or bool
28637 keyword, expand vector to __vector and pixel or bool to __pixel or
28641 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
28642 warn_if_disallowed_function_p): Removed.
28643 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
28644 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
28645 warning_if_disallowed_function_p.
28646 * flags.h (warn_if_disallowed_function_p,
28647 warn_disallowed_functions): Removed.
28648 * common.opt (Wdisallowed-function-list=): Removed.
28649 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
28651 2009-03-28 Richard Guenther <rguenther@suse.de>
28653 PR tree-optimization/38723
28654 * tree-ssa-pre.c (compute_avail): Add all default definitions to
28657 2009-03-28 Jan Hubicka <jh@suse.cz>
28659 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
28660 test introduced by my previous patch.
28662 2009-03-28 Richard Guenther <rguenther@suse.de>
28664 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
28665 the PHIs value undefined.
28667 2009-03-28 Jan Hubicka <jh@suse.cz>
28669 * tree-pass.h (pass_fixup_cfg): New pass.
28670 * ipa-inline.c (inline_transform): Set
28671 always_inline_functions_inlined/after_inlining.
28672 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
28673 (pass_fixup_cfg): New pass.
28674 * passes.c (init_optimization_passes): Add fixup_cfg.
28676 2009-03-28 Richard Guenther <rguenther@suse.de>
28678 PR tree-optimization/38458
28679 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28680 argument use the arguments copy-of value.
28682 2009-03-28 Richard Guenther <rguenther@suse.de>
28684 PR tree-optimization/38180
28685 * tree-ssa-ccp.c (get_default_value): Simplify.
28686 (likely_value): Likewise.
28687 (surely_varying_stmt_p): Properly handle VOP case.
28688 (ccp_initialize): Likewise.
28689 (ccp_fold): Handle propagating through *&.
28690 (fold_const_aggregate_ref): Also handle decls.
28692 2009-03-28 Jan Hubicka <jh@suse.cz>
28694 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28695 * cgraph.h (cgraph_node): Likewise.
28696 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28697 (cgraph_reset_node): Use process flag.
28698 (cgraph_mark_functions_to_output): Likewise.
28699 (cgraph_expand_function): Likewise.
28700 (cgraph_expand_all_functions): Likewise.
28701 (cgraph_output_in_order): Likewise.
28702 * dwarf2out.c (reference_to_unused): Likewise.
28703 * passes.c do_per_function_toporder): Likewise.
28705 2009-03-28 Jan Hubicka <jh@suse.cz>
28707 Bring from lto-branch:
28709 2008-09-03 Doug Kwan <dougkwan@google.com>
28711 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28712 enums instead of reason strings.
28713 * cgraph.c (cgraph_create_edge): Same.
28714 (cgraph_inline_failed_string): New function.
28715 * cgraph.h (cgraph_inline_failed_t): New enum type.
28716 (cgraph_inline_failed_string): New prototype.
28717 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28718 char pointer to cgraph_inline_failed_t.
28719 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28720 (cgraph_default_inline_p): Ditto.
28721 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28722 to cgraph_inline_failed_t pointer.
28723 * cif-code.def: New file.
28724 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28726 (cgraph_check_inline_limits): Change type of REASON to pointer to
28727 cgraph_inline_failed_t. Replace reason strings with enums.
28728 (cgraph_default_inline_p): Ditto.
28729 (cgraph_recursive_inlining_p): Ditto.
28730 (update_caller_keys): Change type of FAILED_REASON to
28731 cgraph_inline_failed_t.
28732 (cgraph_set_inline_failed): Change type of REASON to pointer to
28733 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28734 convert enums to strings for text output.
28735 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28736 to be of type cgraph_inline_failed_t. Replace reason strings with
28737 enums. Call cgraph_inline_failed_string to covert enums
28738 to strings for text output.
28739 (cgraph_decide_inlining): Replace reason strings with enums.
28740 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28741 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28743 * tree-inline.c (expand_call_inline): Change type of REASON
28744 to cgraph_inline_failed_t. Replace reason strings with enums.
28745 Call cgraph_inline_failed_string for text output.
28746 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28749 2009-03-28 Jan Hubicka <jh@suse.cz>
28751 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28752 cgraph_clone_node): Remove master clone handling.
28753 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28754 * cgraph.h (master_clone): Remove.
28755 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28756 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28757 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28759 2009-03-28 Jan Hubicka <jh@suse.cz>
28761 * cgraph.c (cgraph_function_body_availability): Functions declared
28762 inline are always safe to assume that it is not going to be replaced.
28764 2009-03-28 Richard Guenther <rguenther@suse.de>
28766 PR tree-optimization/38513
28767 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28768 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28769 EXC_PTR_EXPR and FILTER_EXPR.
28770 (get_ref_from_reference_ops): Likewise.
28772 2009-03-28 Richard Guenther <rguenther@suse.de>
28774 PR tree-optimization/38968
28775 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28776 Use FLOOR_MOD_EXPR to compute misalignment.
28778 2009-03-28 Richard Guenther <rguenther@suse.de>
28780 PR tree-optimization/37795
28781 * tree.h (combine_comparisons): Declare.
28782 * fold-const.c (combine_comparisons): Export.
28783 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28785 (ifcombine_iforif): Use combine_comparisons.
28787 2009-03-28 Jan Hubicka <jh@suse.cz>
28789 * tree-eh.c (inlinable_call_p): New function.
28790 (make_eh_edges): Use it.
28791 (verify_eh_edges): Use it.
28792 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28793 * except.c (reachable_next_level): Add inlinable_function argument
28794 (sjlj_find_directly_reachable_regions): Update.
28795 (add_reachable_handler): Do not set saw_any_handlers.
28796 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28797 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28798 Add new inlinable call parameter.
28799 (can_throw_internal, can_throw_external): Update.
28800 * except.h (can_throw_internal_1, can_throw_external_1,
28801 foreach_reachable_handler): Update declaration.
28803 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28805 * config/arm/t-arm-coff, config/h8300/coff.h,
28806 config/i386/i386-aout.h, config/i386/i386-coff.h,
28807 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28808 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28809 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28810 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28811 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28812 sys-types.h: Remove.
28813 * Makefile.in: Remove protoize and fixproto support and references
28815 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28816 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28818 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28819 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28820 unprotoize$(exeext).
28821 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28822 (.PHONY): Don't depend on proto.
28823 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28824 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28825 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28826 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28827 build/gen-protos.o, build/scan.o, xsys-protos.h,
28828 build/fix-header$(build_exeext), build/fix-header.o,
28829 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28830 stmp-install-fixproto): Remove.
28831 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28832 SYSCALLS.c or fixproto files.
28833 (install-common): Don't install protoize.
28834 (install-headers-tar, install-headers-cpio, install-headers-cp):
28835 Don't depend on $(STMP_FIXPROTO).
28836 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28837 install fixproto files or write out fixproto settings.
28838 (uninstall): Don't uninstall protoize.
28839 * config.gcc (use_fixproto): Remove.
28840 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28841 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28842 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28843 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28844 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28845 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28846 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28847 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28848 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28849 * config/t-vxworks (STMP_FIXPROTO): Remove.
28850 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28851 STMP_FIXPROTO): Remove.
28852 * config.in, configure: Regenerate.
28853 * crtstuff.c (gid_t, uid_t): Don't undefine.
28854 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28855 (arm-*-coff, arm-*-aout: Remove target entries.
28856 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28857 Remove mention of AIX 4.1.
28858 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28859 * doc/invoke.texi (Running Protoize): Remove.
28860 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28861 (Protoize Caveats): Remove.
28862 * tsystem.h: Update comments on headers assumed to exist.
28864 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28866 * genautomata.c: Add a new year to the copyright. Add a new
28868 (struct insn_reserv_decl): Add comments for member bypass_list.
28869 (find_bypass): Remove.
28870 (insert_bypass): New.
28871 (process_decls): Use insert_bypass.
28872 (output_internal_insn_latency_func): Output all bypasses with the
28873 same input insn in one switch case.
28875 * rtl.def (define_bypass): Describe bypass choice.
28876 * doc/md.texi (define_bypass): Ditto.
28878 2009-03-27 Richard Guenther <rguenther@suse.de>
28880 * gimplify.c (mark_addressable): Export.
28881 * tree-flow.h (mark_addressable): Declare.
28882 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28883 * tree-ssa.c (verify_phi_args): Verify that address taken
28884 variables have TREE_ADDRESSABLE set.
28886 2009-03-27 Richard Guenther <rguenther@suse.de>
28888 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28889 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28890 Do not mark decls TREE_ADDRESSABLE.
28891 (build_fold_addr_expr): Adjust.
28892 (fold_addr_expr): Remove.
28893 (fold_unary): Use build_fold_addr_expr.
28894 (fold_comparison): Likewise.
28895 (split_address_to_core_and_offset): Likewise.
28896 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28898 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28899 (gimplify_modify_expr_to_memcpy): Mark source and destination
28901 * omp-low.c (create_omp_child_function): Mark the object decl
28903 (lower_rec_input_clauses): Mark the var we take the address of
28905 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28907 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28909 PR middle-end/39315
28910 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28911 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28913 2009-03-27 Richard Guenther <rguenther@suse.de>
28915 PR tree-optimization/39120
28916 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28918 (handle_lhs_call): Process return constraints. Add escape
28919 constraints if necessary.
28920 (handle_const_call): Fill out return constraints. Make nested
28921 case more precise. Avoid consttmp if possible.
28922 (handle_pure_call): Fill out return constraints. Avoid
28923 callused if possible.
28924 (find_func_aliases): Simplify call handling.
28926 2009-03-27 Richard Guenther <rguenther@suse.de>
28928 PR tree-optimization/39120
28929 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28930 as a representative.
28931 (solve_graph): Do propagate CALLUSED.
28932 (handle_pure_call): Use a scalar constraint from CALLUSED for
28934 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28937 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28940 * c-common.c (handle_aligned_attribute): Properly check alignment
28941 overflow. Use (1U << i) instead of (1 << i).
28943 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28945 * expr.h (get_mem_align_offset): Updated.
28947 * tree.h (tree_decl_common): Change align to "unsigned int" and
28948 move it before pointer_alias_set.
28950 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28951 Jakub Jelinek <jakub@redhat.com>
28954 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28955 gr_register_operand with gr_reg_or_0_operand.
28956 (cmpxchg_rel_di): Likewise.
28957 (sync_lock_test_and_set<mode>): Likewise.
28959 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28961 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28962 (true_regnum): Likewise.
28964 * rtlanal.c (subreg_info): Moved to ...
28965 * rtl.h (subreg_info): Here. New.
28966 (subreg_get_info): New.
28968 * rtlanal.c (subreg_get_info): Make it extern.
28970 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28973 * config/i386/i386.c (ix86_abi): New.
28974 (override_options): Handle -mabi=.
28975 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28976 (ix86_call_abi_override): Likewise.
28977 (init_cumulative_args): Likewise.
28978 (function_arg_advance): Likewise.
28979 (function_arg_64): Likewise.
28980 (function_arg): Likewise.
28981 (ix86_pass_by_reference): Likewise.
28982 (ix86_function_value_regno_p): Likewise.
28983 (ix86_build_builtin_va_list_abi): Likewise.
28984 (setup_incoming_varargs_64): Likewise.
28985 (is_va_list_char_pointer): Likewise.
28986 (ix86_init_machine_status): Likewise.
28987 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28988 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28989 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28990 (ix86_function_abi): Make it static and return enum calling_abi.
28991 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28993 (ix86_fn_abi_va_list): Updated.
28995 * config/i386/i386.h (ix86_abi): New.
28996 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28997 (CONDITIONAL_REGISTER_USAGE): Likewise.
28998 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28999 (machine_function): Likewise.
29001 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
29003 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
29004 (STACK_BOUNDARY): Likewise.
29005 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
29007 * config/i386/i386.opt (mabi=): New.
29009 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
29010 return enum calling_abi.
29011 (ix86_function_type_abi): Likewise.
29012 (ix86_function_abi): Removed.
29014 * doc/invoke.texi: Document -mabi= option for x86.
29016 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29018 * builtins.c (real_dconstp): Delete.
29019 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
29021 2009-03-27 Dodji Seketeli <dodji@redhat.com>
29022 Jakub Jelinek <jakub@redhat.com>
29025 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
29026 (gen_subprogram_die): When a function is explicit, generate the
29027 DW_AT_explicit attribute.
29028 * langhooks.h (struct lang_hooks_for_decls): Add
29029 function_decl_explicit_p langhook.
29030 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
29031 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
29033 2009-03-27 Jakub Jelinek <jakub@redhat.com>
29035 * builtins.c (fold_builtin_memory_op): Optimize memmove
29036 into memcpy if we can prove source and destination don't overlap.
29038 * tree-inline.c: Include gt-tree-inline.h.
29039 (clone_fn_id_num): New variable.
29040 (clone_function_name): New function.
29041 (tree_function_versioning): Use it.
29042 * Makefile.in (GTFILES): Add tree-inline.c.
29044 2009-03-27 Mark Mitchell <mark@codesourcery.com>
29046 * BASE-VER: Change to 4.5.0.
29048 2009-03-27 Xinliang David Li <davidxl@google.com>
29050 PR tree-optimization/39557
29051 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
29053 2009-03-27 Xinliang David Li <davidxl@google.com>
29055 PR tree-optimization/39548
29056 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
29059 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29061 * c-common.c (pointer_int_sum): Use %wd on return from
29064 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29066 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
29067 on return from tree_low_cst.
29069 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
29072 * ginclude/stdarg.h (va_copy): Define also for
29073 __GXX_EXPERIMENTAL_CXX0X__.
29075 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29078 * builtins.h (c_strlen): Do not warn here.
29079 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
29080 * c-common.c (pointer_int_sum): Take an explicit location.
29081 Warn about offsets out of bounds.
29082 * c-common.h (pointer_int_sum): Adjust declaration.
29084 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29086 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
29089 2009-03-26 Jakub Jelinek <jakub@redhat.com>
29092 * opts.c (warn_if_disallowed_function_p): Don't assume
29093 get_callee_fndecl must return non-NULL.
29095 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
29097 PR rtl-optimization/39522
29098 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
29099 when reg_reloaded_valid is set.
29101 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29103 * config/spu/divv2df3.c: New file.
29104 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
29105 (DPBIT_FUNCS): Filter out _div_df.
29107 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
29109 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
29110 a jump insn, count that jump in the distance to the loop start.
29112 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
29115 * config/sh/sh.c (calc_live_regs): Fix condition for global
29116 registers except PIC_OFFSET_TABLE_REGNUM.
29118 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
29121 * doc/invoke.texi (-mconsole): New.
29123 (-mno-cygwin): New.
29125 (-mnop-fun-dllimport): New.
29129 (sub section "i386 and x86-64 Windows Options"): New.
29131 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
29133 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
29134 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
29136 2009-03-25 Richard Guenther <rguenther@suse.de>
29138 PR middle-end/39497
29139 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
29142 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
29144 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
29145 neither of haifa/selective schedulers are working.
29147 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29149 * doc/invoke.texi (Debugging Options): Fix description of
29150 -fno-merge-debug-strings.
29152 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
29154 * config/cris/libgcc.ver: New version-script.
29155 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
29157 * configure.ac <GAS features, nop mnemonic>: Add pattern
29158 crisv32-*-* for "nop".
29159 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
29160 * configure: Regenerate.
29162 2009-03-24 Ira Rosen <irar@il.ibm.com>
29164 PR tree-optimization/39529
29165 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
29166 mark_sym_for_renaming for the tag copied to the new vector
29169 2009-03-24 Arthur Loiret <aloiret@debian.org>
29171 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
29172 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
29173 EXTRA_SPEC_FUNCTIONS.
29174 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
29175 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
29176 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
29177 -march and -mtune options.
29179 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
29181 * config/m68k/t-rtems: Add m5329 multilib.
29183 2009-03-24 Dodji Seketeli <dodji@redhat.com>
29184 Jakub Jelinek <jakub@redhat.com>
29187 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
29190 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29193 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
29194 instead of c_parser_expression_conv, if original_code isn't one of the
29195 4 allowed comparison codes, fail.
29197 2009-03-23 Richard Guenther <rguenther@suse.de>
29199 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
29200 * tree.h (struct tree_type): Likewise.
29201 * reload.h (struct insn_chain): Likewise.
29202 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
29203 * function.h (struct function): Likewise.
29204 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
29206 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29208 PR tree-optimization/39516
29209 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
29211 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
29213 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
29214 should be set true if BITS_PER_WORD of target is bigger than 32
29216 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
29218 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
29219 Translate -B-options to -rpath-link. Correct existing
29220 rpath-link and conditionalize on !nostdlib.
29222 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29224 * doc/extend.texi (Function Attributes, Variable Attributes):
29226 * doc/invoke.texi (Debugging Options, Optimize Options)
29227 (i386 and x86-64 Options, MCore Options): Likewise.
29229 2009-03-20 Jakub Jelinek <jakub@redhat.com>
29232 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
29233 it for block local namespace aliases.
29234 (gen_decl_die): Pass context_die to gen_namespace_die.
29236 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29239 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
29240 minimum or maximum value.
29242 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
29244 * reginfo.c (globalize_reg): Recompute derived reg sets.
29246 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
29249 * libgcc2.c (mprotect): Do not use signed arguments for
29250 VirtualProtect, use DWORD arguments. Also fix the 'may
29251 be used uninitialized' warning for the np variable.
29253 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29256 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
29257 functions using regparm calling conventions when not optimizing.
29258 (ix86_function_sseregparm): Similarly for sseregparm calling
29261 2009-03-19 Li Feng <nemokingdom@gmail.com>
29263 PR middle-end/39500
29264 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
29265 dependence if the first conflict is after niter iterations.
29267 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
29269 PR middle-end/38609
29270 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
29271 functions with dynamic stack-pointer adjustments.
29273 2009-03-19 Ben Elliston <bje@au.ibm.com>
29275 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
29276 option; change to -msdata=data.
29278 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29280 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
29283 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
29286 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
29288 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
29290 * doc/invoke.texi (Code Gen Options): Expand discussion of
29293 2009-03-18 Jakub Jelinek <jakub@redhat.com>
29295 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
29296 * matrix-reorg.c (struct matrix_info): Likewise.
29297 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
29298 * rtl.h (struct mem_attrs): Likewise.
29299 * df.h (struct df): Likewise.
29300 * tree-data-ref.h (struct data_dependence_relation): Likewise.
29301 * ira-int.h (struct ira_allocno): Likewise.
29302 * df-scan.c (struct df_collection_rec): Likewise.
29303 * ira.c (struct equivalence): Likewise.
29304 * function.c (struct temp_slot): Likewise.
29305 * cfgloop.h (struct loop): Likewise.
29308 * function.c (use_register_for_decl): When not optimizing, disregard
29309 register keyword for variables with types containing methods.
29311 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
29313 PR middle-end/39447
29314 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
29315 (is_simple_operand): Call contains_component_ref_p before calling data
29316 reference analysis that would fail on COMPONENT_REFs.
29318 * tree-vrp.c (search_for_addr_array): Fix formatting.
29320 2009-03-18 Richard Guenther <rguenther@suse.de>
29322 * tree-vect-transform.c (vect_loop_versioning): Fold the
29323 generated comparisons.
29324 * tree-vectorizer.c (set_prologue_iterations): Likewise.
29325 (slpeel_tree_peel_loop_to_edge): Likewise.
29327 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29329 PR middle-end/37805
29330 * opts.c (print_specific_help): In addition to `undocumented',
29331 accept `separate' and `joined' flags if passed alone. Describe
29332 output by the first matched one of those.
29333 (common_handle_option): Skip over empty strings.
29334 * gcc.c (display_help): Fix help string for `--help='.
29335 * doc/invoke.texi (Option Summary, Overall Options): With
29336 `--help=', classes and qualifiers can both be repeated, but
29337 only the latter can be negated. One should not pass only
29338 negated qualifiers. Fix markup and examples.
29341 2008-10-14 Jakub Jelinek <jakub@redhat.com>
29342 PR middle-end/37805
29343 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
29344 and -fhelp=separate.
29346 2009-03-17 Jing Yu <jingyu@google.com>
29348 PR middle-end/39378
29349 * function.h (struct rtl_data): Move is_thunk from here...
29350 (struct function): ...to here.
29351 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
29352 * varasm.c (assemble_start_function): Change is_thunk from crtl to
29354 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
29356 (alpha_does_function_need_gp, alpha_start_function): Likewise.
29357 (alpha_output_function_end_prologue): Likewise.
29358 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
29359 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
29360 (rs6000_output_function_epilogue): Likewise.
29361 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
29363 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
29366 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
29367 from different units in a single alternative.
29368 (*truncdfsf_i387): Ditto.
29369 (*truncxfsf2_mixed): Ditto.
29370 (*truncxfdf2_mixed): Ditto.
29372 2009-03-17 Jakub Jelinek <jakub@redhat.com>
29374 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
29375 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
29378 * tree-ssa-live.c (remove_unused_locals): Don't remove local
29379 unused non-artificial variables when not optimizing.
29382 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
29383 DW_TAG_imported_module even if decl is IMPORTED_DECL with
29384 NAMESPACE_DECL in its DECL_INITIAL.
29386 PR middle-end/39443
29387 * optabs.c (set_user_assembler_libfunc): New function.
29388 * expr.h (set_user_assembler_libfunc): New prototype.
29389 * c-common.c: Include libfuncs.h.
29390 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
29391 for memcmp, memset, memcpy, memmove and abort.
29392 * Makefile.in (c-common.o): Depend on libfuncs.h.
29395 * dwarf2out.c (gen_inlined_enumeration_type_die,
29396 gen_inlined_structure_type_die, gen_inlined_union_type_die,
29397 gen_tagged_type_instantiation_die): Removed.
29398 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
29401 2009-03-17 Janis Johnson <janis187@us.ibm.com>
29404 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
29406 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
29407 (check-parallel-%): Ditto.
29408 (check-consistency): Ditto.
29410 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
29412 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
29413 local variable rhs by NULL_TREE.
29415 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29418 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
29420 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29423 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
29425 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29428 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
29429 for ms->sysv ABI calls only in 64bit mode.
29431 * config/i386/i386.md (untyped_call): Support 32bit.
29433 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
29435 * doc/extend.texi: Replace x86_65 with x86_64.
29437 2009-03-16 Jakub Jelinek <jakub@redhat.com>
29439 PR tree-optimization/39455
29440 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
29441 mismatches for POINTER_TYPE_P (type).
29442 (number_of_iterations_le): Likewise.
29444 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29446 * config/picochip/picochip.c: Removed profiling support.
29447 * config/picochip/picochip.md: Removed profiling instruction.
29448 * config/picochip/picochip.h: Removed profiling builtin.
29450 2009-03-16 Joseph Myers <joseph@codesourcery.com>
29452 * doc/install.texi (--with-host-libstdcxx): Document.
29454 2009-03-14 Anatoly Sokolov <aesok@post.ru>
29457 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
29458 generate a warning if the function name does not begin with
29459 "__vector" and the function has either the 'signal' or 'interrupt'
29460 attribute, from here to ...
29461 (avr_declare_function_name): ...here. New function.
29462 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
29463 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
29465 2009-03-14 Jakub Jelinek <jakub@redhat.com>
29468 * cse.c (fold_rtx): Don't modify original const_arg1 when
29469 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
29470 separate variable instead.
29471 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
29472 from out of range shift counts.
29473 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
29475 2009-03-13 Catherine Moore <clm@codesourcery.com>
29477 * config/i386/x-mingw32 (host-mingw32.o): Replace
29478 diagnostic.h with $(DIAGNOSTIC_H).
29480 2009-03-12 Jakub Jelinek <jakub@redhat.com>
29483 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
29485 * config/i386/sync.md (sync_compare_and_swap<mode>,
29486 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
29487 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
29489 (sync_double_compare_and_swapdi_pic,
29490 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
29491 cmpxchg8b_pic_memory_operand instead of just memory_operand.
29493 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29496 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
29498 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29501 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29502 (avx_addsubv4df3): Likewise.
29503 (*avx_addsubv4sf3): Likewise.
29504 (sse3_addsubv4sf3): Likewise.
29506 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29509 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
29511 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
29514 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
29515 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
29516 registers for allocnos created from user-defined variables.
29518 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29521 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
29522 of non-integer mode as well.
29524 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
29526 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
29527 for functions for which the parameter types are unknown.
29529 2009-03-11 Jakub Jelinek <jakub@redhat.com>
29532 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
29533 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
29534 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
29535 * config/i386/i386.c (ix86_local_alignment): For
29536 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
29537 long long variables on the stack to avoid dynamic realignment.
29538 Allow the first argument to be a decl rather than type.
29539 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
29541 2009-03-11 Nick Clifton <nickc@redhat.com>
29544 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
29546 Add description to mno-lsim option.
29547 * config/mcore/mcore.h: Remove comment about deprecated m4align
29549 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
29550 * doc/invoke.texi: Add description of mno-lsim and
29551 mstack-increment options.
29553 * config/fr30/fr30.opt: Document the -mno-lsim option.
29554 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
29555 and -mno-lsim options.
29557 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29559 * fold-const.c (fold_comparison): Only call fold_inf_compare
29560 if the mode supports infinities.
29562 2009-03-11 Jason Merrill <jason@redhat.com>
29565 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
29566 end already did. Notice GIMPLE_CALL modifications of the result.
29567 Don't copy debug information from an ignored decl or a decl from
29570 2009-03-10 Richard Guenther <rguenther@suse.de>
29571 Nathan Froyd <froydnj@codesourcery.com>
29573 PR middle-end/37850
29574 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
29575 (__divMODE3): Likewise.
29577 2009-03-09 Jakub Jelinek <jakub@redhat.com>
29579 PR tree-optimization/39394
29580 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
29581 DECL_SIZE_UNIT of variable length FIELD_DECLs.
29583 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29585 * recog.c (verfiy_changes): Disallow renaming of hard regs in
29586 inline asms for register asm ("") declarations.
29588 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
29590 * fold-const.c (fold_unary): Fix comment.
29592 2009-03-07 Jan Hubicka <jh@suse.cz>
29595 * tree-inline.c (setup_one_parameter): Do replacement of const
29596 argument by constant in SSA form.
29598 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29600 PR middle-end/38028
29601 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
29602 determine alignment passed to assign_stack_local.
29603 (assign_parms_unsplit_complex): Likewise.
29604 * except.c (sjlj_build_landing_pads): Likewise.
29606 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29608 PR middle-end/39360
29609 * tree-flow.h (add_referenced_var): Return bool instead of void.
29610 * tree-dfa.c (add_referenced_var): Return result of
29611 referenced_var_check_and_insert call.
29612 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
29613 of referenced_var_check_and_insert.
29616 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
29617 (gen_variable_die): Emit DW_AT_location on abstract static variable's
29618 DIE, don't emit it if abstract origin already has it.
29619 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
29620 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
29622 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
29624 * genpreds.c (needs_variable): Fix parentheses at variable name
29626 (write_tm_constrs_h): Indent generated code.
29628 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29630 * doc/extend.texi (Function Attributes): Add documentation
29631 for isr attributes.
29633 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29636 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
29637 take locus from its DECL_SOURCE_LOCATION instead of input_location.
29639 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
29641 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
29644 2009-03-05 Jakub Jelinek <jakub@redhat.com>
29647 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
29648 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
29650 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
29652 * config/i386/i386.md (R8_REG, R9_REG): New constants.
29653 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
29654 constants instead of magic numbers.
29655 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
29657 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
29658 (x86_64_ms_abi_int_parameter_registers): Ditto.
29659 (x86_64_int_return_registers): Ditto.
29660 (ix86_maybe_switch_abi): Ditto.
29661 (ix86_expand_call): Ditto for clobbered_registers array.
29662 (ix86_hard_regno_mode_ok): Ditto.
29663 (x86_extended_QIreg_mentioned_p): Ditto.
29665 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
29667 PR tree-optimization/39349
29668 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
29670 * combine.c (gen_lowpart_for_combine): Use omode when generating
29673 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
29675 PR rtl-optimization/39235
29676 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29678 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29680 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29682 2009-03-04 Richard Guenther <rguenther@suse.de>
29684 PR tree-optimization/39362
29685 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29686 that occur in abnormal PHIs should be varying.
29688 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29690 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29692 (simple_iv): Take loop as an argument instead of statement.
29693 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29694 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29696 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29698 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29699 * matrix-reorg.c (analyze_transpose): Ditto.
29700 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29701 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29702 * tree-predcom.c (ref_at_iteration): Ditto.
29703 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29705 2009-03-04 Richard Guenther <rguenther@suse.de>
29707 PR tree-optimization/39358
29708 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29709 escaped_id and callused_id.
29710 (solve_graph): Likewise.
29712 2009-03-04 Richard Guenther <rguenther@suse.de>
29714 PR tree-optimization/39339
29715 * tree-sra.c (try_instantiate_multiple_fields): Make it
29716 no longer ICE on the above.
29718 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29720 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29721 that fits within Pmode.
29723 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29725 PR middle-end/10109
29726 * tm.texi (LIBCALL_VALUE): Update description.
29728 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29730 PR middle-end/34443
29731 * doc/extend.texi (section): Update description.
29733 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29735 PR middle-end/39345
29736 * tree-inline.c (remapped_type): New.
29737 (can_be_nonlocal): Call remapped_type instead of remap_type.
29739 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29742 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29743 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29745 2009-03-03 Richard Guenther <rguenther@suse.de>
29747 PR middle-end/39272
29748 * tree.c (tree_nonartificial_location): New function.
29749 * tree.h (tree_nonartificial_location): Declare.
29750 * builtins.c (expand_builtin_memory_chk): Provide location
29751 of the call location for artificial function pieces.
29752 (maybe_emit_chk_warning): Likewise.
29753 (maybe_emit_sprintf_chk_warning): Likewise.
29754 (maybe_emit_free_warning): Likewise.
29755 * expr.c (expand_expr_real_1): Likewise.
29757 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29759 PR tree-optimization/39343
29760 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29761 COMPONENT_REF t has ARRAY_TYPE.
29763 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29765 PR middle-end/39335
29766 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29767 when the type precision of the induction variable should be
29768 larger than the type precision of nit.
29769 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29770 * graphite.c (graphite_loop_normal_form): Same.
29771 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29773 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29775 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29776 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29777 numbers to describe clobbered registers.
29778 (*call_value_0_rex64_ms_sysv): Ditto.
29779 * config/i386/mmx.md (mmx_emms): Ditto.
29780 (mmx_femms): Ditto.
29782 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29784 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29787 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29789 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29790 (spu_section_type_flags): New function.
29792 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29794 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29795 reg_class_contents of FLOAT_REGS into a temporary.
29797 2009-03-02 Richard Guenther <rguenther@suse.de>
29798 Ira Rosen <irar@il.ibm.com>
29800 PR tree-optimization/39318
29801 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29802 information to the vectorized statement.
29804 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29806 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29807 variable. Use defined names instead of magic constants for REX SSE
29810 2009-03-01 Richard Guenther <rguenther@suse.de>
29812 PR tree-optimization/39331
29813 * omp-low.c (lower_send_shared_vars): Do not receive new
29814 values for the reference of DECL_BY_REFERENCE parms or results.
29816 2009-03-01 Jan Hubicka <jh@suse.cz>
29819 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29820 BLOCK_NONLOCALIZED_VAR): New macros.
29821 (tree_block): Add nonlocalized_vars.
29822 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29823 gen_decl_die): Add origin argument. Allow generation of die with
29824 origin at hand only.
29825 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29826 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29828 (gen_block_die): Fix checking for unused blocks.
29829 (process_scope_var): Break out from .... ; work with origins only.
29830 (decls_for_scope) ... here; process nonlocalized list.
29831 (dwarf2out_ignore_block): Look for nonlocalized vars.
29832 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29834 (dump_scope_block): Dump them.
29835 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29836 (remap_block): Likewise.
29837 (can_be_nonlocal): New predicate.
29838 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29840 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29842 * configure: Regenerate.
29844 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29846 * optc-gen.awk: No need to duplicate option flags twice.
29847 Reuse help texts for duplicate options which do not have any.
29849 * gcc.c (display_help): Document --version.
29851 * gcc.c (main): If print_help_list and verbose_flag, ensure
29852 driver output comes before subprocess output.
29854 * optc-gen.awk: Assign all remaining fields to help string,
29855 space-separated, for multi-line help in *.opt.
29857 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29858 -Wno-pedantic-ms-format is for MinGW targets only.
29860 * doc/options.texi (Option file format): Fix bad indentation,
29861 restoring dropped sentence.
29863 2009-02-28 Jan Hubicka <jh@suse.cz>
29865 * tree-inline.c (tree_function_versioning): Output debug info.
29867 2009-02-28 Jan Hubicka <jh@suse.cz>
29870 * tree-inline.c (setup_one_parameter): Do not copy propagate
29871 arguments when not optimizing.
29873 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29876 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29877 (avx_addsubv4df3): Likewise.
29878 (*avx_addsubv4sf3): Likewise.
29879 (sse3_addsubv4sf3): Likewise.
29880 (*avx_addsubv2df3): Likewise.
29881 (sse3_addsubv2df3): Likewise.
29882 (avx_unpckhps256): Correct item selectors.
29883 (avx_unpcklps256): Likewise.
29884 (avx_unpckhpd256): Likewise.
29885 (avx_unpcklpd256): Likewise.
29887 2009-02-28 Jan Hubicka <jh@suse.cz>
29889 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29891 (copy_arguments_for_versioning): If var is declared don't declare it.
29892 (tree_function_versioning): First setup substitutions and then copy
29895 2009-02-27 Jan Hubicka <jh@suse.cz>
29898 * cgraph.h (varpool_output_debug_info): Remove.
29899 * cgraphunit.c (varpool_output_debug_info): Remove.
29900 * dwarf2out.c (deferred_locations_struct): New struct
29901 (deferred_locations): New type.
29902 (deferred_locations_list): New static var.
29903 (deffer_location): New function.
29904 (gen_variable_die): Use it.
29905 (decls_for_scope): Output info on local static vars.
29906 (dwarf2out_finish): Process deferred locations.
29907 * varpool.c (varpool_output_debug_info): Remove.
29909 2009-02-27 Jan Hubicka <jh@suse.cz>
29912 * tree.h (TREE_PROTECTED): Fix comment.
29913 (BLOCK_HANDLER_BLOCK): Remove.
29914 (struct tree_block): Remove handler_block add body_block.
29915 (inlined_function_outer_scope_p): New.
29916 (is_body_block): Remove.
29917 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29918 * dwarf2out.c (is_inlined_entry_point): Remove.
29919 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29920 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29922 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29923 * gimplify.c (gimplify_expr): Gimplify body blocks.
29924 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29925 block with multiple subblocks.
29926 (dump_scope_block): Prettier output; dump more flags and info.
29927 (dump_scope_blocks): New.
29928 (remove_unused_locals): Use dump_scope_blocks.
29929 * tree-flow.h (dump_scope_blocks): Declare.
29930 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29931 * stmt.c (is_body_block): Remove.
29932 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29933 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29935 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29937 PR middle-end/39308
29938 * graphite.c (graphite_loop_normal_form): Do not call
29939 number_of_iterations_exit from a gcc_assert.
29941 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29943 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29944 jumps if COND is NULL.
29945 (find_cond_jump): New function.
29946 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29947 * config/s390/s390.md: Remove z10_cobra attribute value.
29949 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29951 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29952 force_const_mem returns NULL_RTX.
29954 2009-02-26 Jan Hubicka <jh@suse.cz>
29957 * cgraph.h (varpool_output_debug_info): Remove.
29958 * cgraphunit.c (varpool_output_debug_info): Remove.
29959 * dwarf2out.c (deferred_locations_struct): New struct
29960 (deferred_locations): New type.
29961 (deferred_locations_list): New static var.
29962 (deffer_location): New function.
29963 (gen_variable_die): Use it.
29964 (decls_for_scope): Output info on local static vars.
29965 (dwarf2out_finish): Process deferred locations.
29966 * varpool.c (varpool_output_debug_info): Remove.
29968 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29970 PR rtl-optimization/39241
29971 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29972 to subreg_offset_representable_p.
29974 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29976 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29977 execute function prototype. Get f and nregs from max_reg_num
29978 and get_insns. Remove the first backward pass as it's dead,
29979 guard the forward pass by flag_expensive_optimizations.
29980 (rest_of_handle_regmove): Delete.
29981 (pass_regmove): Replace it with regmove_optimize.
29983 2009-02-25 Martin Jambor <mjambor@suse.cz>
29985 PR tree-optimization/39259
29986 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29987 calls_alloca function flags.
29988 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29989 calls are detected.
29991 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29993 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29994 flags_set_1_rtx, flags_set_1_set): Delete.
29995 (regmove_optimize): Do not call mark_flags_life_zones.
29997 2009-02-24 Julian Brown <julian@codesourcery.com>
30000 * config/arm/arm.c (require_pic_register): Only set
30001 cfun->machine->pic_reg once per function.
30003 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
30005 * doc/invoke.texi (Link Options): Document an easier way to pass
30006 options that take arguments to the GNU linker using -Xlinker and -Wl.
30008 2009-02-24 Steve Ellcey <sje@cup.hp.com>
30011 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
30013 2009-02-24 Richard Guenther <rguenther@suse.de>
30016 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
30018 2009-02-24 Richard Guenther <rguenther@suse.de>
30019 Zdenek Dvorak <ook@ucw.cz>
30021 PR tree-optimization/39233
30022 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
30023 from converting them to a generic type.
30025 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
30027 PR tree-optimization/39260
30028 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
30029 contains a condition with a real type.
30030 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
30032 2009-02-23 Jason Merrill <jason@redhat.com>
30035 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
30036 narrowing_initializer_constant_valid_p.
30037 (narrowing_initializer_constant_valid_p): Don't return
30038 null_pointer_node for adding a pointer to itself.
30040 2009-02-23 Jan Hubicka <jh@suse.cz>
30043 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
30046 2009-02-23 Jan Hubicka <jh@suse.cz>
30048 PR tree-optimization/37709
30049 * tree.c (block_ultimate_origin): Move here from dwarf2out.
30050 * tree.h (block_ultimate_origin): Declare.
30051 * dwarf2out.c (block_ultimate_origin): Move to tree.c
30052 * tree-ssa-live.c (remove_unused_scope_block_p):
30053 Eliminate blocks containig no instructions nor live variables nor
30055 (dump_scope_block): New function.
30056 (remove_unused_locals): Enable removal of dead blocks by default;
30057 enable dumping at TDF_DETAILS.
30059 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30061 * config/i386/i386.c (classify_argument): Don't allow COImode
30063 (function_arg_advance_32): Don't allow OImode.
30064 (function_arg_32): Likewise.
30065 (function_value_32): Likewise.
30066 (return_in_memory_32): Likewise.
30067 (function_arg_64): Remove OImode comment.
30069 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30072 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
30073 ix86_expand_vector_set for V4DImode in 64bit mode only.
30074 (ix86_expand_vector_init_one_var): Likewise.
30076 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
30078 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
30080 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30083 * loop-iv.c: Revert last change.
30084 * emit-rtl.c: Likewise.
30086 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30089 * config/i386/i386.c (type_natural_mode): Remove an extra
30090 space in the warning message.
30091 (function_value_32): Handle 32-byte vector modes.
30092 (return_in_memory_32): Likewise.
30094 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30096 * loop-iv.c (truncate_value): New function.
30097 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
30099 (lowpart_subreg): Move to...
30100 * emit-rtl.c: ...here.
30102 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
30104 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
30105 accidental and undocumented change at revision 140860.
30107 2009-02-21 Joseph Myers <joseph@codesourcery.com>
30109 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
30110 take gimple_seq * arguments.
30111 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
30112 types_compatible_p langhook.
30114 2009-02-20 Mark Mitchell <mark@codesourcery.com>
30115 Joseph Myers <joseph@codesourcery.com>
30117 * config/arm/arm.c (arm_builtin_va_list): New function.
30118 (arm_expand_builtin_va_start): Likewise.
30119 (arm_gimplify_va_arg_expr): Likewise.
30120 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
30121 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
30122 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
30123 (va_list_type): New variable.
30124 (arm_mangle_type): Mangle va_list_type appropriately.
30126 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30128 PR middle-end/39157
30129 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
30130 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
30131 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
30132 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
30133 parameter to 1000 for -O1 by default.
30134 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
30136 * loop-invariant.c: Include params.h.
30137 (move_loop_invariants): Don't call move_single_loop_invariants on
30140 2009-02-20 Jaka Mocnik <jaka@xlab.si>
30142 * calls.c (emit_library_call_value_1): Use slot_offset instead of
30143 offset when calculating bounds for indexing stack_usage_map. Fixes
30144 a buffer overflow with certain target setups.
30146 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30149 * calls.c (expand_call): Clear try_tail_call if caller and callee
30150 disagree in promotion of function return value.
30152 2009-02-19 Jakub Jelinek <jakub@redhat.com>
30155 * c-common.c (c_determine_visibility): If visibility changed and
30156 DECL_RTL has been already set, call make_decl_rtl to update symbol
30159 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
30162 * varasm.c (assemble_variable): Don't check DECL_NAME when
30163 globalizing a variable.
30165 2009-02-19 Joseph Myers <joseph@codesourcery.com>
30168 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
30169 expression before any __builtin_trap call.
30170 * c-typeck.c (build_function_call): Convert and check function
30171 arguments before generating a call to a trap. Evaluate the
30172 function arguments before the trap.
30174 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
30177 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
30178 (UNSPEC_FXAM_MEM): New unspec.
30179 (fxam<mode>2_i387_with_temp): New insn and split pattern.
30180 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
30181 memory using fxam<mode>2_i387_with_temp to remove excess precision.
30183 2009-02-19 Richard Guenther <rguenther@suse.de>
30185 PR tree-optimization/39207
30186 PR tree-optimization/39074
30187 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
30188 storedanything_tree): New.
30189 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
30190 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
30191 (build_succ_graph): Add edges from STOREDANYTHING to all
30193 (init_base_vars): Initialize STOREDANYTHING.
30194 (compute_points_to_sets): Free substitution info after
30195 building the succ graph.
30196 (ipa_pta_execute): Likewise.
30198 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
30200 (do_ds_constraint): Do not add to special var or non-pointer
30202 (type_could_have_pointers): Split out from ...
30203 (could_have_pointers): ... here. For arrays use the element type.
30204 (create_variable_info_for): Initialize may_have_pointers.
30205 (new_var_info): Likewise.
30206 (handle_lhs_call): Make the HEAP variable unknown-sized.
30207 (intra_create_variable_infos): Use a type with pointers for
30208 PARM_NOALIAS, make it unknown-sized.
30210 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
30213 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
30215 2009-02-18 Jason Merrill <jason@redhat.com>
30218 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
30219 value if DECL_EXTERNAL.
30220 * tree-sra.c (sra_walk_gimple_assign): Likewise.
30221 * target.h (gcc_target::binds_local_p): Clarify "module".
30222 * tree.h (TREE_PUBLIC): Clarify "module".
30224 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
30227 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
30228 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
30230 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
30233 * c.opt (Wabi): Support C and ObjC.
30236 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
30238 * config/i386/i386.c (classify_argument): Warn once about the ABI
30239 change when passing union with long double.
30241 * doc/invoke.texi: Update -Wabi for warning psABI changes.
30243 2009-02-18 Joseph Myers <joseph@codesourcery.com>
30246 * c-parser.c (c_parser_compound_statement): Always enter and leave
30249 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30252 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
30254 2009-02-18 Jakub Jelinek <jakub@redhat.com>
30256 PR tree-optimization/36922
30257 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
30258 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
30261 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30263 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
30266 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30268 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
30270 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30272 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
30275 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
30276 Richard Sandiford <rdsandiford@googlemail.com>
30278 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
30279 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
30280 (loongson_biadd): ...this.
30282 2009-02-17 Richard Guenther <rguenther@suse.de>
30284 PR tree-optimization/39202
30285 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
30286 a var make sure to follow existing collapses.
30288 2009-02-17 Richard Guenther <rguenther@suse.de>
30290 PR middle-end/39214
30291 * langhooks.c (lhd_print_error_function): Check for NULL block.
30293 2009-02-17 Richard Guenther <rguenther@suse.de>
30295 PR tree-optimization/39204
30296 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
30299 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
30301 * config/soft-fp/double.h: Update from glibc CVS.
30303 2009-02-17 Richard Guenther <rguenther@suse.de>
30305 PR tree-optimization/39207
30306 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
30307 strict-aliasing warnings for pointers pointing to NULL.
30309 2009-02-16 Joseph Myers <joseph@codesourcery.com>
30312 * c-parser.c (c_parser_braced_init): Call pop_init_level when
30313 skipping until next close brace.
30315 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
30318 * config/i386/i386.c (ix86_expand_push): Set memory alignment
30319 to function argument boundary.
30321 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30323 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
30324 in the lea_add. Reload eventually constraints it properly.
30325 * config/picochip/constraints.md: Remove the target constraint
30326 "b", since it is not needed anymore.
30328 2009-02-16 Jakub Jelinek <jakub@redhat.com>
30330 * gthr-dce.h: Uglify function parameter and local variable names.
30331 * gthr-gnat.h: Likewise.
30332 * gthr-mipssde.h: Likewise.
30333 * gthr-nks.h: Likewise.
30334 * gthr-posix95.h: Likewise.
30335 * gthr-posix.h: Likewise.
30336 * gthr-rtems.h: Likewise.
30337 * gthr-single.h: Likewise.
30338 * gthr-solaris.h: Likewise.
30339 * gthr-tpf.h: Likewise.
30340 * gthr-vxworks.h: Likewise.
30341 * gthr-win32.h: Likewise.
30343 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
30346 * config/i386/i386.md: Restrict the new peephole2 to move
30347 between MMX/SSE registers.
30349 2009-02-15 Richard Guenther <rguenther@suse.de>
30352 2009-02-13 Richard Guenther <rguenther@suse.de>
30354 * configure.ac: Enable LFS.
30355 * configure: Re-generate.
30356 * config.in: Likewise.
30358 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30360 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
30361 spu_srqwbyte, spu_srqwbytebc): Define.
30362 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
30363 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
30364 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
30365 "shrqby_<mode>"): New insn-and-split patterns.
30366 * config/spu/spu.c (expand_builtin_args): Determine and return
30367 number of operands using spu_builtin_description data.
30368 (spu_expand_builtin_1): Use it.
30370 2009-02-13 Steve Ellcey <sje@cup.hp.com>
30373 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
30376 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30379 * config/i386/i386.c (override_options): Correct warning
30380 messages for -malign-loops, -malign-jumps and -malign-functions.
30382 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30385 * config/i386/i386.md: Restrict the new peephole2 to move
30386 between the general purpose registers.
30388 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30391 * config/i386/i386.c (type_natural_mode): Add a new argument.
30392 Return the original mode and warn ABI change if vector size is 32byte.
30393 (function_arg_advance): Updated.
30394 (function_arg): Likewise.
30395 (ix86_function_value): Likewise.
30396 (ix86_return_in_memory): Likewise.
30397 (ix86_sol10_return_in_memory): Likewise.
30398 (ix86_gimplify_va_arg): Likewise.
30399 (function_arg_32): Don't warn ABX ABI change here.
30400 (function_arg_64): Likewise.
30402 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
30404 * loop-iv.c (implies_p): In the final case, test that operands 0
30405 of the two comparisons match.
30407 * config/bfin/bfin.c (find_prev_insn_start): New function.
30408 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
30409 (find_next_insn_start): Move.
30411 2009-02-13 Richard Guenther <rguenther@suse.de>
30413 * configure.ac: Enable LFS.
30414 * configure: Re-generate.
30415 * config.in: Likewise.
30417 2009-02-13 Joseph Myers <joseph@codesourcery.com>
30420 * c-parser.c (c_parser_parms_list_declarator): Discard pending
30421 sizes on syntax error after some arguments have been parsed.
30423 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30425 * doc/invoke.texi (-fira): Remove.
30427 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30429 * caller-save.c: Replace regclass.c with reginfo.c in comments.
30430 * recog.c: Likewise.
30433 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
30435 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
30436 (umul_ppmm): Likewise.
30437 (count_leading_zeros): Likewise.
30438 (count_trailing_zeros): Likewise.
30439 (UMUL_TIME): Likewise.
30441 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30443 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
30444 soft-fp/t-softfp to tmake_file.
30446 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
30447 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
30448 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
30449 IA64_BUILTIN_INFQ]: New.
30450 (ia64_init_builtins): Initialize __builtin_infq,
30451 __builtin_fabsq and __builtin_copysignq if not HPUX.
30452 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
30453 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
30455 * config/ia64/lib1funcs.asm (__divtf3): Define only if
30457 (__fixtfti): Likewise.
30458 (__fixunstfti): Likewise.
30459 (__floattitf): Likewise.
30461 * config/ia64/libgcc-glibc.ver: New.
30462 * config/ia64/t-fprules-softfp: Likewise.
30463 * config/ia64/sfp-machine.h: Likewise.
30465 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
30466 (LIBGCC2_TF_CEXT): Likewise.
30467 (TF_SIZE): Likewise.
30468 (TARGET_INIT_LIBFUNCS): Likewise.
30470 * config/ia64/t-glibc (SHLINB_MAPFILES):
30471 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
30473 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30475 * config/i386/i386.c (construct_container): Rewrite processing
30476 BLKmode with X86_64_SSE_CLASS.
30478 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
30481 * config/i386/i386.md: Replace simplify_replace_rtx with
30482 replace_rtx in the new peephole2.
30484 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
30486 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
30487 loop unrolling do not happen at -O2.
30489 2009-02-12 Michael Matz <matz@suse.de>
30491 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
30493 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30495 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
30498 2009-02-12 Ben Elliston <bje@au.ibm.com>
30500 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
30501 patterns when updating the back chain. Missed in the 2009-02-10
30504 2009-02-11 Janis Johnson <janis187@us.ibm.com>
30506 * doc/extend.texi (Decimal Floating Types): Update identifier of
30507 draft TR and list of missing support.
30509 2009-02-11 Jakub Jelinek <jakub@redhat.com>
30511 PR middle-end/39154
30512 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
30513 bit to variable length decl's flags, add it also to its
30514 pointer replacement variable.
30516 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
30517 Jakub Jelinek <jakub@redhat.com>
30520 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
30521 (memory_blockage): New expander.
30522 (*memory_blockage): New insn pattern.
30523 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
30524 instead of general blockage at the end of function prologue when
30525 frame pointer is used to access red zone area. Do not emit blockage
30526 when profiling, it is emitted in generic code.
30527 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
30528 function epilogue when frame pointer is used to access red zone area.
30530 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
30533 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
30534 by arithmetic with memory operands.
30535 * config/i386/predicates.md (commutative_operator): New.
30537 2009-02-10 Janis Johnson <janis187@us.ibm.com>
30539 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
30542 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
30544 * alias.h (record_alias_subset): Declare.
30545 * alias.c (record_alias_subset): Make global.
30547 2009-02-10 Nick Clifton <nickc@redhat.com>
30549 * tree-parloops.c: Change license to GPLv3.
30550 * ipa-struct-reorg.c: Change license to GPLv3.
30551 * ipa-struct-reorg.h: Change license to GPLv3.
30553 2009-02-10 Steve Ellcey <sje@cup.hp.com>
30556 * c-decl.c (start_struct): Return NULL on error.
30558 2009-02-10 Jakub Jelinek <jakub@redhat.com>
30560 PR middle-end/39124
30561 * cfgloopmanip.c (remove_path): Call remove_bbs after
30562 cancel_loop_tree, not before it.
30565 * function.h (struct function): Add has_local_explicit_reg_vars bit.
30566 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
30567 VAR_DECLs were seen.
30568 * tree-ssa-live.c (remove_unused_locals): Recompute
30569 cfun->has_local_explicit_reg_vars.
30570 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
30571 copies or clearings if cfun->has_local_explicit_reg_vars.
30573 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
30576 * config/i386/i386.c (expand_prologue): Emit blockage at the end
30577 of function prologue when frame pointer is used to access
30580 2009-02-10 Richard Guenther <rguenther@suse.de>
30582 PR middle-end/39127
30583 * gimplify.c (gimple_regimplify_operands): Always look if
30584 we need to create a temporary.
30586 2009-02-10 Richard Guenther <rguenther@suse.de>
30588 PR tree-optimization/39132
30589 * tree-loop-distribution.c (todo): New global var.
30590 (generate_memset_zero): Trigger TODO_rebuild_alias.
30591 (tree_loop_distribution): Return todo.
30593 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
30596 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
30597 (x86_64_reg_class_name): Removed.
30598 (classify_argument): Return 0 if bytes > 32. Return 0 if the
30599 first one isn't X86_64_SSE_CLASS or any other ones aren't
30600 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
30601 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
30602 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
30603 and 3 X86_64_SSEUP_CLASS.
30604 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
30605 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
30607 2009-02-10 Ben Elliston <bje@au.ibm.com>
30609 * config/rs6000/rs6000.md (allocate_stack): Always use an update
30610 form instruction to update the stack back chain word, even if the
30611 user has disabled the generation of update instructions.
30612 (movdi_<mode>_update_stack): New.
30613 (movsi_update_stack): Likewise.
30614 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
30615 always use an update form instruction to update the stack back
30618 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
30620 PR middle-end/38953
30621 * graphite.c (if_region_set_false_region): After moving a region in
30622 the false branch of a condition, remove the empty dummy basic block.
30623 (gloog): Remove wrong fix for PR38953.
30625 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30627 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
30628 generation due to implicit sign extension.
30630 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
30632 PR middle-end/38981
30633 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
30634 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
30636 2009-02-09 Richard Guenther <rguenther@suse.de>
30638 PR middle-end/35202
30639 * convert.c (convert_to_real): Disable (float)fn((double)x)
30640 to fnf(x) conversion if errno differences may occur and
30641 -fmath-errno is set.
30643 2009-02-07 Anatoly Sokolov <aesok@post.ru>
30645 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
30646 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30647 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
30649 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30652 * c-common.c (handle_alias_attribute): Disallow attribute for
30653 anything not a FUNCTION_DECL or VAR_DECL.
30655 2009-02-06 Janis Johnson <janis187@us.ibm.com>
30658 * real.c (do_compare): Special-case compare of zero against
30659 decimal float value.
30661 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30664 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
30665 as indicating flexible array members unless the field itself is
30666 being declarared as the incomplete array.
30668 2009-02-06 Jan Hubicka <jh@suse.cz>
30670 PR tree-optimization/38844
30671 * ipa-inline.c (try_inline): Stop inlining recursion when edge
30672 is already inlined.
30674 2009-02-06 Richard Guenther <rguenther@suse.de>
30676 PR middle-end/38977
30677 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30678 fork because we may expand it as __gcov_fork.
30680 2009-02-06 Nick Clifton <nickc@redhat.com>
30682 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30684 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30686 PR tree-optimization/35659
30687 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30688 vn_phi_eq): Shortcut if hashcode does not match.
30689 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30691 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30692 and avoid iterative_hash_expr.
30693 (FOR_EACH_VALUE_ID_IN_SET): New.
30694 (value_id_compare): Remove.
30695 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30696 sort expressions by value id.
30698 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30701 * config/sh/predicates.md (general_movsrc_operand): Don't check
30702 the subreg of system registers here.
30704 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30707 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30708 on the copied decl.
30710 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30712 PR rtl-optimization/39110
30713 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30714 addresses, not aligned ones.
30716 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30717 Richard Guenther <rguenther@suse.de>
30719 PR tree-optimization/39100
30720 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30721 comment says and add edges.
30723 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30726 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30727 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30729 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30731 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30732 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30733 register_bb_in_sese, new_sese, free_sese): Moved.
30734 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30735 outermost_loop_in_scop, build_scop_iteration_domain,
30736 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30737 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30738 Use loop_in_sese_p instead of loop_in_scop_p.
30739 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30740 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30741 (scopdet_basic_block_info): Fix bug in scop detection.
30742 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30743 eq_loop_to_cloog_loop): Remove.
30744 (nb_loops_around_loop_in_scop, nb_loop
30745 ref_nb_loops): Moved here...
30746 * graphite.h (ref_nb_loops): ... from here.
30747 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30748 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30749 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30751 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30752 Hans-Peter Nilsson <hp@axis.com>
30754 PR rtl-optimization/37889
30755 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30756 Move offset handling from PLUS to before the switch. Use new
30757 arguments when considering SYMBOL_REFs too.
30758 (rtx_addr_can_trap_p): Pass dummy offset and size.
30759 (enum may_trap_p_flags): Remove.
30760 (may_trap_p_1): Pass size from MEM_SIZE.
30762 PR rtl-optimization/38921
30763 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30764 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30765 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30766 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30768 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30770 AVX Programming Reference (January, 2009)
30771 * config/i386/sse.md (*vpclmulqdq): New.
30773 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30775 PR tree-optimization/38977
30776 PR gcov-profile/38292
30777 * calls.c (special_function_p): Disregard __builtin_ prefix.
30779 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30781 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30782 non-indexable addresses even before reload.
30784 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30787 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30788 as having variable size. Do not give an error for unnamed
30789 parameters with [*] declarators. Give a warning for type names
30790 with [*] declarators and mark them as variable size.
30791 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30792 for sizeof applied to [*] type names.
30794 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30797 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30799 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30801 * gcc.c (process_command): Update copyright notice dates.
30802 * gcov.c (print_version): Likewise.
30803 * gcov-dump.c (print_version): Likewise.
30804 * mips-tfile.c (main): Likewise.
30805 * mips-tdump.c (main): Likewise.
30807 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30810 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30811 for composite type involving a zero-length array type.
30813 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30816 * function.c (match_asm_constraints_1): Skip over
30817 initial optional % in the constraint.
30819 PR inline-asm/39059
30820 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30821 supported, don't accept FIXED_CSTs.
30822 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30823 and _Sat is used without _Fract/_Accum. Set specs->type to
30824 integer_type_node for cts_fract/cts_accum if fixed point is not
30827 2009-02-02 Catherine Moore <clm@codesourcery.com>
30829 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30831 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30833 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30834 (ABI_HAS_64BIT_SYMBOLS): Use it.
30835 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30837 2009-02-02 Paul Brook <paul@codesourcery.com>
30839 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30841 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30843 PR inline-asm/39058
30844 * recog.h (asm_operand_ok): Add constraints argument.
30845 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30846 recurse on matching constraint.
30847 (check_asm_operands): Pass constraints as 3rd argument to
30848 asm_operand_ok. Don't look up matching constraint here.
30849 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30852 2009-02-02 Ben Elliston <bje@au.ibm.com>
30854 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30855 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30857 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30859 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30860 information. Remove some obsolete information. Reorganize.
30862 * config/pa/fptr.c: Revert license to GPL 2.
30863 * config/pa/milli64.S: Likewise.
30865 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30868 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30869 LIBRARY name in, instead of hard-coding it.
30870 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30871 extra target make frag to tmake_files according to EH model.
30872 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30873 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30874 frags that define makefile variable EH_MODEL appropriately.
30875 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30876 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30877 to "-sjlj" according to type of EH configured.
30878 (LIBGCC_SONAME): Concatenate it to shared library base name.
30879 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30880 to "_sjlj" according to type of EH configured.
30881 (LIBGCC_SONAME): Concatenate it to shared library base name.
30882 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30883 (SHLIB_LINK): Add missing semicolon to if-else construct.
30884 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30885 string value of "pe_dll" command-line option.
30886 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30887 (SHLIB_SONAME): Use it when overriding t-cygming default.
30888 (SHLIB_IMPLIB): Override t-cygming default.
30889 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30890 string value of "pe_dll" command-line option.
30892 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30895 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30896 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30898 2009-01-31 Richard Guenther <rguenther@suse.de>
30900 PR tree-optimization/38937
30901 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30902 computing the transitive closure.
30904 2009-01-30 Richard Guenther <rguenther@suse.de>
30906 PR tree-optimization/39041
30907 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30908 Propagate variable indices only if the types match for this stmt.
30910 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30913 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30914 inline but never defined.
30916 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30918 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30919 (*insv_h_di_reg_extimm): New insn.
30920 (*insv_l<mode>_reg_extimm): New insn.
30922 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30924 * config/picochip/picochip.c (flag_conserve_stack): set
30925 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30926 fconserve-stack. Reduce call-overhead used by inliner.
30928 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30931 * common.opt (flag_conserve_stack): Initialised to zero.
30933 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30936 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30937 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30940 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30942 * ira-color.c (allocno_reload_assign): Update comments.
30943 * regmove.c (regmove_optimize): Likewise.
30947 2009-01-29 Robert Millan <rmh@aybabtu.com>
30949 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30950 * config/i386/kopensolaris-gnu.h: New file. Undefine
30951 `MD_UNWIND_SUPPORT'.
30952 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30954 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30956 PR tree-optimization/39007
30957 * tree-loop-distribution.c (generate_builtin): Use
30958 recompute_dominator to compute the immediate dominator of the
30959 basic block just after the loop.
30961 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30963 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30964 (ASM_OUTPUT_DWARF_PCREL): Define.
30966 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30968 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30969 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30970 global. Modify entries about regmove and IRA.
30972 * ra-conflict.c: Remove the file.
30974 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30976 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30977 (pass_regclass_init): Rename to pass_reginfo_init.
30979 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30981 * toplev.h (flag_ira): Remove.
30983 * caller-save.c (setup_save_areas): Remove flag_ira.
30985 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30987 * global.c: Remove the file.
30989 * opts.c (decode_options): Remove flag_ira.
30991 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30993 * regmove.c: Modify file description.
30994 (find_use_as_address, try_auto_increment): Define them only if
30995 AUTO_INC_DEC is defined.
30996 (replacement_quality, replace_in_call_usage, fixup_match_1,
30997 stable_and_no_regs_but_for_p): Remove.
30998 (reg_set_in_bb): Make it static.
30999 (regmove_optimize): Remove flag_ira and code which worked for
31002 * local-alloc.c: Remove the file.
31004 * common.opt (fira): Remove.
31006 * ira.c: Include except.h.
31007 (eliminable_regset): Move from global.c.
31008 (mark_elimination): Ditto. Remove flag_ira.
31009 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
31010 equiv_mem_modified, validate_equiv_mem_from_store,
31011 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
31012 contains_replace_regs, memref_referenced_p, memref_used_between_p,
31013 no_equiv, recorded_label_ref): Move from local-alloc.c.
31014 (update_equiv_regs): Ditto. Make it static.
31015 (print_insn_chain, print_insn_chains): Move it from global.c.
31016 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
31017 (build_insn_chain): Ditto. Make it static.
31018 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
31019 Rename to init_live_subregs.
31020 (gate_ira): Remove flag_ira.
31022 * regclass.c: Rename reginfo.c. Change file description.
31023 (FORBIDDEN_INC_DEC_CLASSES): Remove.
31024 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
31025 (init_reg_sets_1): Remove code for evaluation of
31026 reg_class_superclasses and losing_caller_save_reg_set.
31027 (init_regs): Remove init_reg_autoinc.
31028 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
31029 ok_for_base_p_nonstrict): Remove.
31030 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
31031 (pass_regclass_init): Rename to pass_reginfo_init. Modify
31032 corresponding entries.
31033 (dump_regclass, record_operand_costs, scan_one_insn,
31034 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
31035 record_address_regs, auto_inc_dec_reg_p): Remove.
31036 (gt-regclass.h): Rename to gt-reginfo.h.
31038 * rtl.h (dump_global_regs, retry_global_alloc,
31039 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
31041 * Makefile.in (RA_H): Remove.
31042 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
31043 Rename regclass.o to reginfo.o.
31044 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
31046 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
31047 (GTFILES): Rename regclass.c to reginfo.c.
31049 * passes.c (init_optimization_passes): Remove pass_local_alloc and
31050 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
31052 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31053 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
31055 (finish_spills): Ditto. Remove code for !flag_ira.
31057 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
31059 PR middle-end/35854
31060 * doc/invoke.texi (rtl debug options): Complete rewrite.
31061 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
31063 * mode-switching.c (pass_mode_switching): Rename pass from
31064 "mode-sw" to "mode_sw".
31065 * except.c (pass_convert_to_eh_ranges): Rename pass from
31066 "eh-ranges" to "eh_ranges".
31067 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
31071 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
31072 Alexander Monakov <amonakov@ispras.ru>
31074 PR middle-end/38857
31075 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
31077 (move_exprs_to_boundary): Change return type and pass through
31078 should_move from move_op. Relax assert. Update usage ...
31079 (schedule_expr_on_boundary): ... here. Use should_move instead of
31081 (move_op_orig_expr_found): Indicate that insn was disconnected from
31083 (code_motion_process_successors): Do not call after_merge_succs
31084 callback if original expression was not found when traversing any of
31086 (code_motion_path_driver): Change return type. Update prototype.
31087 (move_op): Update comment. Add a new parameter (should_move). Update
31088 prototype. Set *should_move based on indication provided by
31089 move_op_orig_expr_found.
31091 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
31093 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
31094 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
31095 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
31096 * config/rs6000/rs6000.c (rs6000_override_options): Default
31097 avoid-indexed-addresses on for Power6, off for everything else.
31098 (avoiding_indexed_address_p): New function.
31099 (rs6000_legitimize_address): Use it.
31100 (rs6000_legitimate_address): Likewise.
31101 * config/rs6000/rs6000.md (movXX_updateX): Likewise
31103 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
31105 PR tree-optimization/38997
31106 * tree-loop-distribution.c (generate_memset_zero): Use
31107 POINTER_PLUS_EXPR for a pointer addition.
31109 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
31111 * config/s390/s390.md (bswap<mode>2): New pattern added.
31113 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31115 * config/s390/s390.md (*tls_load_31): Added type attribute.
31117 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31119 * config/s390/s390.md: Fix a few comments.
31121 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31123 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
31124 (*tm<mode>_full): Fixed z10prop attribute.
31125 (*tst<mode>_extimm): Fixed z10prop attribute.
31126 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
31127 (*tstqiCCT_cconly): Fixed z10prop attribute.
31128 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
31129 (*movsi_larl): Fixed z10prop attribute.
31130 (*movsi_zarch): Fixed z10prop attribute.
31131 (*movsi_eas): Fixed z10prop attribute.
31132 (*movhi): Fixed z10prop attribute.
31133 (*movqi): Fixed z10prop attribute.
31134 (*movstrictqi): Fixed z10prop attribute.
31135 (*mov<mode>): Fixed z10prop attribute.
31136 (*movcc): Fixed z10prop attribute.
31137 (*sethighpartdi_64): Fixed z10prop attribute.
31138 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
31139 (*negdi2_sign_cc): Fixed z10prop attribute.
31140 (*negdi2_sign): Fixed z10prop attribute.
31141 (*absdi2_sign_cc): Fixed z10prop attribute.
31142 (*absdi2_sign): Fixed z10prop attribute.
31143 (*negabsdi2_sign_cc): Fixed z10prop attribute.
31144 (*negabsdi2_sign): Fixed z10prop attribute.
31145 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
31146 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
31147 (doloop_si64): Fixed z10prop attribute.
31148 (doloop_si31): Fixed z10prop attribute.
31149 (doloop_long): Fixed z10prop attribute.
31150 (indirect_jump): Fixed z10prop attribute.
31151 (nop): Fixed z10prop attribute.
31152 (main_base_64): Fixed z10prop attribute.
31153 (reload_base_64): Fixed z10prop attribute.
31155 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31157 PR rtl-optimization/38740
31158 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
31160 * config/mips/mips.c (mips_reorg): Likewise.
31162 2009-01-28 Richard Guenther <rguenther@suse.de>
31164 PR tree-optimization/38926
31165 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
31166 with the correct value id to a value.
31167 (do_regular_insertion): Use the value number of edoubleprime
31168 for the value number of the expr.
31171 2008-08-21 Richard Guenther <rguenther@suse.de>
31173 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
31174 a PHI ask VN if it is already available.
31175 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
31176 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
31178 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31180 PR middle-end/38934
31181 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
31182 set to varying whenever max has TREE_OVERFLOW set, similarly
31183 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
31185 2009-01-28 Richard Guenther <rguenther@suse.de>
31187 PR middle-end/38908
31188 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
31189 uninitialized aggregate uses in call arguments.
31191 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
31193 PR tree-optimization/38984
31194 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
31195 the nothing_id variable if -fno-delete-null-pointer-checks.
31197 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
31200 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
31201 (set_got_offset_rex64): Ditto.
31203 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
31206 * doc/extend.texi: Improve local variable with asm reg.
31208 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
31210 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
31211 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
31212 was not supplied then set warn_packed_bitfield_compat to the
31213 default value of 1.
31214 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
31217 2009-01-27 Richard Guenther <rguenther@suse.de>
31219 PR tree-optimization/38503
31220 * cfgexpand.c (expand_gimple_basic_block): Ignore
31221 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
31222 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
31223 variables that cannot have TBAA applied.
31224 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
31227 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
31229 PR middle-end/38969
31230 * calls.c (initialize_argument_information): Do not wrap complex
31231 arguments in SAVE_EXPR.
31233 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
31235 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
31236 (INSTALL_LIBGCC): Revert typo commit.
31238 2009-01-26 Richard Guenther <rguenther@suse.de>
31240 PR tree-optimization/38745
31241 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
31242 from special handling.
31244 2009-01-26 Richard Guenther <rguenther@suse.de>
31246 PR tree-optimization/38745
31247 * tree-ssa.c (execute_update_addresses_taken): Do not include
31248 variables that cannot possibly be a register in not_reg_needs.
31249 Do not clear TREE_ADDRESSABLE on vars that may not become
31251 * tree-ssa.c (update_alias_info_1): Include those in the set
31252 of addressable vars.
31254 2009-01-26 Richard Guenther <rguenther@suse.de>
31256 PR middle-end/38851
31257 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
31258 * tree-ssa-dse.c: Include langhooks.h
31259 (execute_simple_dse): Remove stores with zero size.
31261 2009-01-24 Jakub Jelinek <jakub@redhat.com>
31264 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
31267 2009-01-24 Julian Brown <julian@codesourcery.com>
31269 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
31270 config/arm/linux-atomic.c.
31271 * config/arm/linux-atomic.c: New.
31273 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
31275 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
31276 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
31277 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
31279 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
31282 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
31285 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
31287 PR tree-optimization/38953
31288 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
31289 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
31290 (gloog): Split the exit of the scop when the scop exit is a loop exit.
31291 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
31294 2009-01-24 Paul Brook <paul@codesourcery.com>
31296 * config/arm/neon.md (neon_type): Move to arm.md.
31297 (neon_mov<VSTRUCT>): Add neon_type attribute.
31298 * config/arm/arm.md (neon_type): Move to here.
31299 (conds): Add "unconditioal" and use as default for NEON insns.
31301 2009-01-24 Ben Elliston <bje@au.ibm.com>
31303 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
31304 void *' warning from -Wc++-compat.
31305 * Makefile.in (dominance.o-warn): Remove.
31307 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
31309 PR tree-optimization/38932
31310 * fold-const.c (fold_unary_ignore_overflow): New.
31311 * tree.h (fold_unary_ignore_overflow): Declare.
31312 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
31313 * tree-ssa-sccvn.c (visit_reference_op_load,
31314 simplify_unary_expression): Likewise.
31316 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
31318 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
31319 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
31320 regardless of their type.
31321 * c-common.c (handle_packed_attribute): Don't ignore packed on
31323 * c.opt (Wpacked-bitfield-compat): New warning option.
31324 * stor-layout.c (place_field): Warn if offset of a field changed.
31325 * doc/extend.texi (packed): Mention the ABI change.
31326 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
31327 (Warning Options): Add it to the list.
31329 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
31331 * c-opts.c (c_common_post_options): Fix a typo in comments.
31333 2009-01-22 Steve Ellcey <sje@cup.hp.com>
31335 PR middle-end/38615
31336 * gimplify.c (gimplify_init_constructor): Fix promotion of const
31337 variables to static.
31338 * doc/invoke.texi (-fmerge-all-constants): Update description.
31340 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
31343 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
31344 (*movdi_1_rex64): Use type "mmx" for alternative 5.
31346 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
31348 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
31350 (LOCAL_ALIGNMENT): Similarly.
31352 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31353 Joseph Myers <joseph@codesourcery.com>
31355 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
31356 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
31357 * config/arm/arm-tune.md: Regenerate.
31358 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
31361 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31363 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
31364 version number to five.
31366 2009-01-22 Dodji Seketeli <dodji@redhat.com>
31369 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
31370 * c-common.c (set_underlying_type): Likewise.
31371 (is_typedef_decl ): Likewise
31373 (set_underlying_type): Likewise.
31374 (is_typedef_type): Likewise.
31376 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
31378 PR middle-end/38587
31379 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
31382 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
31385 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
31386 (LIBGCC_SPEC): Don't define.
31387 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
31389 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
31391 PR rtl-optimization/38879
31392 * alias.c (base_alias_check): Unaligned access via AND address can
31393 alias all surrounding object types except those with sizes equal
31394 or wider than the size of unaligned access.
31396 2009-01-21 Dodji Seketeli <dodji@redhat.com>
31399 * c-decl.c (clone_underlying_type): Move this ...
31400 * c-common.c (set_underlying_type): ... here.
31401 Also, make sure the function properly sets TYPE_STUB_DECL() on
31402 the newly created typedef variant type.
31403 (is_typedef_decl ): New entry point.
31404 * tree.h: Added a new member member_types_needing_access_check to
31405 struct tree_decl_non_common.
31406 (set_underlying_type): New entry point.
31407 (is_typedef_type): Likewise.
31409 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
31411 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
31412 Check whether two instructions have memory references that
31413 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
31414 are helper functions for traversing.
31415 * alias.h (insn_alias_sets_confilict_p): New prototypes.
31416 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
31417 not to draw dependency edge for instructions with non-conflicting
31420 2009-01-20 Joseph Myers <joseph@codesourcery.com>
31423 * longlong.h: Update copyright years. Use soft-fp license notice.
31424 Sync __clz_tab declaration with glibc.
31426 2009-01-20 Steve Ellcey <sje@cup.hp.com>
31429 * doc/extend.texi (syscall_linkage): New.
31430 (version_id): Modify.
31432 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
31433 Richard Guenther <rguenther@suse.de>
31435 PR tree-optimization/38747
31436 PR tree-optimization/38748
31437 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
31438 conversion if the base address is an indirect reference and the
31439 aliasing sets could cause issues.
31441 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31443 * common.opt (fgraphite, fgraphite-identity): Add comment for
31444 explaining why these options are not documented.
31446 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31448 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
31449 gimple_call_lhs is NULL.
31451 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
31454 * emit-rtl.c (adjust_address_1): Make sure memref is never
31457 2009-01-20 Ben Elliston <bje@au.ibm.com>
31459 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31460 const qualifier from arg parameter. Remove unnecessary cast to char *.
31461 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31462 const qualifier from arg 2.
31464 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
31466 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
31468 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
31471 * rtl.h (reinit_regs): New prototype.
31472 * regclass.c: Include ira.h.
31473 (reinit_regs): New.
31474 * Makefile.in (regclass.o): Add ira.h.
31475 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
31477 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
31480 * c-common.c (handle_aligned_attribute): Use
31481 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
31482 default alignment value.
31484 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
31486 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
31487 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
31489 * doc/extend.texi: Update __attribute__ ((aligned)). Document
31490 __BIGGEST_ALIGNMENT__.
31492 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
31494 2009-01-18 Richard Guenther <rguenther@suse.de>
31496 PR tree-optimization/38819
31497 * tree-flow.h (operation_could_trap_helper_p): Declare.
31498 * tree-eh.c (operation_could_trap_helper_p): Export.
31499 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
31500 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
31501 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
31502 are about to insert a possibly trapping instruction and fail
31505 2009-01-18 Andreas Schwab <schwab@suse.de>
31507 * doc/install.texi (Configuration): Remove obsolete paragraph
31508 about use of --with-gnu-ld with --with-gnu-as.
31510 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
31512 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
31513 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
31514 Follow spelling conventions.
31516 2009-01-18 Ben Elliston <bje@au.ibm.com>
31518 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
31519 C++ warning about implicit conversion from void * to struct
31521 (bitmap_obstack_free): Likewise for bitmap_element *.
31522 * Makefile.in (bitmap.o-warn): Remove.
31524 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
31526 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
31528 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
31529 Tobias Grosser <tobi.grosser@amd.com>
31531 * graphite.c (graphite_trans_scop_block): Do not block single
31534 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
31536 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
31537 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
31538 test with assertion.
31540 2009-01-16 Richard Guenther <rguenther@suse.de>
31542 PR tree-optimization/38835
31543 PR middle-end/36227
31544 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
31545 and INT + PTR -> (INT)(PTR p+ INT) folding.
31546 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
31548 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
31551 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
31552 the subreg from a lowpart subreg if it is also casting the value.
31554 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31555 Tobias Grosser <tobi.grosser@amd.com>
31557 * graphite.c (compare_prefix_loops): New.
31558 (build_scop_canonical_schedules): Rewritten.
31559 (graphite_transform_loops): Move build_scop_canonical_schedules
31560 after build_scop_iteration_domain.
31562 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31563 Tobias Grosser <tobi.grosser@amd.com>
31565 * graphite.c (add_conditions_to_domain): Add the loops to
31566 the dimension of the iteration domain. Do copy the domain
31567 only when it exists.
31568 (build_scop_conditions_1): Do not call add_conditions_to_domain.
31569 (add_conditions_to_constraints): New.
31570 (can_generate_code_stmt, can_generate_code): Removed.
31571 (gloog): Do not call can_generate_code.
31572 (graphite_transform_loops): Call add_conditions_to_constraints
31573 after building the iteration domain.
31575 2009-01-16 Jakub Jelinek <jakub@redhat.com>
31577 PR tree-optimization/38789
31578 * tree-ssa-threadedge.c
31579 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
31580 __builtin_constant_p.
31582 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
31584 * dce.c (delete_unmarked_insns): Reversed the order that insns are
31585 examined before deleting them.
31587 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
31589 * function.c (aggregate_value_p): Correctly extract the function
31590 type from CALL_EXPR_FN lookup.
31592 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31594 * config/picochip/picochip.c (picochip_override_options): Revert
31595 CFI asm flag disable commited previously.
31597 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
31598 Tobias Grosser <tobi.grosser@amd.com>
31599 Jan Sjodin <jan.sjodin@amd.com>
31601 * graphite.c (scan_tree_for_params): On substractions negate
31602 all the coefficients of the term.
31603 (clast_to_gcc_expression_red): New. Handle reduction expressions
31604 of more than two operands.
31605 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
31606 (get_vdef_before_scop): Handle also the case of default definitions.
31608 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
31610 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
31611 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
31612 Also use them when walking CALL_INSN_FUNCTION_USAGE.
31614 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
31615 Joey Ye <joey.ye@intel.com>
31617 PR middle-end/37843
31618 * cfgexpand.c (expand_stack_alignment): Don't update stack
31619 boundary nor check incoming stack boundary here.
31620 (gimple_expand_cfg): Update stack boundary and check incoming
31621 stack boundary here.
31623 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
31625 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
31627 2009-01-14 Jakub Jelinek <jakub@redhat.com>
31629 PR rtl-optimization/38245
31630 * calls.c (expand_call): Add stack arguments to
31631 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31632 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
31633 in regs and partially in memory or BLKmode arguments.
31634 (emit_library_call_value_1): Add stack arguments to
31635 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31636 ACCUMULATE_OUTGOING_ARGS).
31637 * dce.c: Include tm_p.h.
31638 (find_call_stack_args): New function.
31639 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
31641 (mark_insn): Call find_call_stack_args for CALL_Ps.
31642 (prescan_insns_for_dce): Walk insns backwards in bb rather than
31643 forwards. Allocate and free arg_stores bitmap if needed, pass it
31644 down to deletable_insn_p, don't mark stores set in arg_stores
31645 bitmap, clear the bitmap at the beginning of each bb.
31646 * Makefile.in (dce.o): Depend on $(TM_P_H).
31648 2009-01-14 Michael Meissner <gnu@the-meissners.org>
31651 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
31652 to make sure the insn is a conditional test (bug 22599). Reformat a
31655 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
31657 PR middle-end/38431
31658 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
31659 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
31660 (gloog): Do not call cleanup_tree_cfg.
31661 (graphite_transform_loops): Call cleanup_tree_cfg after all
31662 scops have been code generated.
31664 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
31665 * doc/gty.texi (Invoking the garbage collector): Added new node
31666 and section documenting ggc_collect.
31668 2009-01-14 Richard Guenther <rguenther@suse.de>
31670 PR tree-optimization/38826
31671 PR middle-end/38477
31672 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
31673 initialization notes only if we actually emitted a warning.
31674 (intra_create_variable_infos): Add constraints for a result decl
31675 that is passed by hidden reference.
31676 (build_pred_graph): Mark all related variables non-direct on
31679 2009-01-14 Nick Clifton <nickc@redhat.com>
31681 * ira-conflicts.c: Include addresses.h for the definition of
31683 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31684 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31686 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31689 * Makefile.in (ira-lives.o): Add except.h.
31691 * ira-lives.c: Include except.h.
31692 (process_bb_node_lives): Process can_throw_internal.
31694 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31696 PR rtl-optimization/38774
31697 * combine.c (simplify_set): When undoing cc_use change, don't do
31698 PUT_CODE on the newly created comparison, but instead put back the
31701 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31703 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31704 values. Remove duplicate arm8 entry.
31706 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31708 PR tree-optimization/38786
31709 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31710 the SSA_NAME case of expand_scalar_variables_expr.
31711 Set the type of an expression to the type of its assign statement.
31712 (expand_scalar_variables_expr): Also gather the scalar computation
31713 used to index the memory access. Do not pass loop_p.
31714 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31715 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31716 the gimple_stmt_iterator where it inserts new code.
31717 Do not pass loop_p.
31718 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31719 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31721 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31723 * graphite.h (debug_value): Removed.
31724 * graphite.c (debug_value): Removed.
31726 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31728 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31729 ldrd/strd with two 32-bit instructions.
31731 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31733 * config/arm/arm.c (struct processors): Pass for speed down into
31734 cost helper functions.
31735 (const_ok_for_op): Handle COMPARE and inequality nodes.
31736 (arm_rtx_costs_1): Rewrite.
31737 (arm_size_rtx_costs): Update prototype.
31738 (arm_rtx_costs): Pass speed down to helper functions.
31739 (arm_slowmul_rtx_costs): Rework cost calculations.
31740 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31741 (arm_9e_rtx_costs): Likewise.
31743 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31745 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31746 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31747 (alpha_legitimize_address): Do not split local symbols wider than
31748 UNITS_PER_WORD into HIGH/LO_SUM parts.
31750 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31753 * gcc.c (process_command): Replace call to execvp with calls
31754 to pex_one and exit.
31756 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31759 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31760 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31761 variant for devices with 3-byte PC.
31762 (__tablejump_elpm__): New.
31764 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31767 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31768 offsetof member-designator, handle it as `[0].'.
31770 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31772 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31773 function when not using named sections on targets with named sections
31774 if branch distance is less than 262132.
31776 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31778 * combine.c (combine_instructions): Recompute
31779 optimize_this_for_speed_p for each BB in the main combine loop.
31781 2009-01-12 Tomas Bily <tbily@suse.cz>
31784 * tree-loop-distribution.c (prop_phis): New function.
31785 (generate_builtin): Call prop_phis.
31787 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31789 PR tree-optimization/38807
31790 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31791 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31793 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31795 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31796 subreg of op0 to the original op0.
31798 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31800 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31802 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31805 * mips-tfile.c (parse_def): Fix parsing of def strings
31806 starting with digits.
31808 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31811 * config/arm/arm.c (arm_is_long_call_p): Don't call
31812 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31814 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31816 * regrename.c (regrename_optimize): Fix dumping.
31817 (find_oldest_value_reg): Preserve REG_POINTER.
31818 (copy_hardreg_forward_1): Likewise.
31820 2009-01-09 Diego Novillo <dnovillo@google.com>
31822 * gimple.h (struct gimple_statement_base) <uid>: Document
31823 the restrictions on its use.
31824 (gimple_uid): Tidy.
31825 (gimple_set_uid): Tidy.
31827 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31829 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31830 zero guard even if align_bytes != 0 and count is smaller than
31833 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31835 PR rtl-optimization/38495
31836 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31837 (add_range_and_copies_from_move_list): Print all added ranges.
31838 Add ranges to memory optimized destination.
31840 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31844 * config/i386/i386.c (override_options): Reject
31845 -mstringop-strategy=rep_8byte with -m32.
31846 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31847 to 1. Do count comparison against epilogue_size_needed at compile
31848 time even when count_exp was constant forced into register. For
31849 size_needed don't jump to epilogue, instead just avoid aligning
31850 and invoke the body algorithm. If need_zero_guard, add zero guard
31851 even if count is non-zero, but smaller than size_needed + number of
31852 bytes that could be stored for alignment.
31853 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31854 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31855 but smaller than size_needed + number of bytes that could be stored
31856 for alignment. Compare size_needed with epilogue_size_needed instead
31857 of desired_align - align, don't adjust size_needed, pass
31858 epilogue_size_needed to the epilogue expanders.
31861 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31863 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31865 * pa.c (last_address): Change to unsigned.
31866 (update_total_code_bytes): Change argument to unsigned. Don't
31867 check if insn addresses are set.
31868 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31869 addresses are not set.
31870 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31872 2009-01-09 Nick Clifton <nickc@redhat.com>
31874 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31875 DECL_DECLARED_INLINE_P.
31877 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31879 PR middle-end/38347
31880 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31881 GET_MODE (op0) in operand_subword_force calls.
31883 PR middle-end/38771
31884 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31885 fold_convert arg0 operands to TREE_TYPE (op0) first.
31887 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31889 * params.def (ira-max-conflict-table-size): Decrease default value
31892 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31894 PR tree-optimization/37031
31895 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31897 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31898 allocate it using gc instead of heap, use VEC_quick_push instead of
31900 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31901 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31902 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31903 allocated vector from heap allocated.
31904 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31905 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31906 vector only after perfect_loop_nest_depth call.
31908 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31909 Jan Sjodin <jan.sjodin@amd.com>
31911 PR tree-optimization/38559
31912 * graphite.c (debug_value, copy_constraint,
31913 swap_constraint_variables, scale_constraint_variable, ): New.
31914 (get_lower_bound, get_upper_bound): Removed.
31915 (graphite_trans_bb_strip_mine): Clean up this code that works
31916 only for constant number of iterations. Fully copy upper and
31917 lower bound constraints, not only the constant part of them.
31918 * graphite.h (debug_value): Declared.
31920 2009-01-08 Ira Rosen <irar@il.ibm.com>
31922 PR tree-optimization/37194
31923 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31924 Don't add the cost of cost model guard in prologue to scalar
31925 outside cost in case of known number of iterations.
31927 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31928 Alan Modra <amodra@bigpond.net.au>
31930 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31931 non-word-aligned REG+CONST addressing.
31933 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31936 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31937 free_after_compilation when outputting a thunk.
31938 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31939 Do not call free_after_compilation here.
31941 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31943 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31944 (ix86_valid_target_attribute_inner_p): Ditto.
31946 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31948 PR tree-optimization/38492
31949 PR tree-optimization/38498
31950 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31951 * tree-chrec.h (scev_is_linear_expression): Declared.
31952 * graphite.c (graphite_cannot_represent_loop_niter): New.
31953 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31954 (graphite_loop_normal_form): Use gcc_assert.
31955 (scan_tree_for_params): Use CASE_CONVERT.
31956 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31957 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31958 Use gcc_assert. Discard scops that contain unhandled cases.
31959 (build_scop_conditions): Return a boolean status for unhandled cases.
31960 (strip_mine_profitable_p): Print the loop number, not its depth.
31961 (is_interchange_valid): Pass the depth of the loop nest, don't
31962 recompute it wrongly.
31963 (graphite_trans_bb_block): Same.
31964 (graphite_trans_bb_block): Print tentative of loop blocking.
31965 (graphite_trans_scop_block): Do not print that the loop has been
31967 (graphite_transform_loops): Do not handle scops that contain condition
31970 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31972 AVX Programming Reference (December, 2008)
31973 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31974 (_mm256_stream_pd): Likewise.
31975 (_mm256_stream_ps): Likewise.
31977 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31978 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31979 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31980 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31981 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31982 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31983 (ix86_expand_special_args_builtin): Likewise.
31985 * config/i386/sse.md (AVXMODEDI): New.
31986 (avx_movnt<mode>): Likewise.
31987 (avx_movnt<mode>): Likewise.
31988 (<sse>_movnt<mode>): Remove AVX support.
31989 (sse2_movntv2di): Likewise.
31991 2009-01-07 Richard Guenther <rguenther@suse.de>
31993 PR middle-end/38751
31994 * fold-const.c (extract_muldiv): Remove obsolete comment.
31995 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31996 to PLUS_EXPR canonicalization for the canonicalization.
31998 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
32000 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
32001 hosted cross-compilers generating less efficient code.
32003 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32005 * function.h (rtl_data): Add a dbr_scheduled_p field.
32006 * reorg.c (dbr_schedule): Set it.
32007 (gate_handle_delay_slots): Check it.
32008 * config/mips/mips.c (mips_base_delayed_branch): Delete.
32009 (mips_reorg): Check flag_delayed_branch instead of
32010 mips_base_delayed_branch.
32011 (mips_override_options): Don't set mips_base_delayed_branch
32012 or flag_delayed_branch.
32014 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32016 PR rtl-optimization/38426.
32017 * ira.c (ira): Set current_function_is_leaf earlier.
32019 2009-01-06 Jakub Jelinek <jakub@redhat.com>
32021 PR rtl-optimization/38722
32022 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
32023 too early, only set a flag and modify after last possible
32026 2009-01-06 Janis Johnson <janis187@us.ibm.com>
32029 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
32030 * real.c (decimal_single_format): Correct values of emin and emax.
32031 (decimal_double_format): Ditto.
32032 (decimal_quad_format): Ditto.
32033 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
32034 computation of DECnn_MIN and DECnn_MAX for corrected values of
32035 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
32036 __DECnn_MIN__, and adjust its computation for the corrected value
32039 2009-01-06 Jan Hubicka <jh@suse.cz>
32042 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
32044 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
32046 * doc/contrib.texi (Contributors): Slightly adjust the end note.
32047 Add Robert Clark to the list of testers.
32049 2009-01-06 Jan Hubicka <jh@suse.cz>
32050 Kai Tietz <kai.tietz@onevision.com>
32052 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
32053 * config/i386/i386.c (ix86_expand_call): Add clobbers.
32055 2009-01-06 Jan Hubicka <jh@suse.cz>
32056 Kai Tietz <kai.tietz@onevision.com>
32058 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
32060 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
32061 (ix86_nsaved_regs): Count only general purpose regs.
32062 (ix86_nsaved_sseregs): New.
32063 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
32064 to 16 for w64; compute padding and size of sse reg save area.
32065 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
32066 general purpose regs.
32067 (ix86_emit_save_sse_regs_using_mov): New.
32068 (ix86_expand_prologue): Save SSE regs if needed.
32069 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
32070 (ix86_emit_restore_sse_regs_using_mov): New.
32071 (ix86_expand_epilogue): Save SSE regs if needed.
32073 2009-01-06 Jan Hubicka <jh@suse.cz>
32074 Kai Tietz <kai.tietz@onevision.com>
32076 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
32077 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
32078 functions when accumulate outgoing args is off.
32080 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32083 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
32084 before using pseudos_have_intersected_live_ranges_p.
32086 * ira-int.h (ira_assert): Always define.
32088 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32090 AVX Programming Reference (December, 2008)
32091 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
32092 (_mm256_permute2_pd): Likewise.
32093 (_mm_permute2_ps): Likewise.
32094 (_mm256_permute2_ps): Likewise.
32095 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
32096 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
32098 * config/i386/i386.c (ix86_builtins): Remove
32099 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
32100 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
32101 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
32102 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
32103 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
32104 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
32105 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
32106 __builtin_ia32_vpermil2ps256.
32107 (ix86_init_mmx_sse_builtins): Updated.
32108 (ix86_expand_args_builtin): Likewise.
32110 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32112 * pa.c (output_call): Relocate non-jump insns in the delay slot of
32113 long absolute calls when generating PA 2.0 code.
32115 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
32117 PR rtl-optimization/38583
32118 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
32120 * params.def (ira-max-conflict-table-size): New.
32122 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
32124 * ira.h (ira_conflicts_p): New external definition.
32126 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
32127 table. Report this. Return result of building.
32128 (ira_build_conflicts): Use ira_conflicts_p. Check result of
32129 building conflict table.
32131 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
32132 (ira_color): Use ira_conflicts_p.
32134 * global.c: Include ira.h.
32135 (pseudo_for_reload_consideration_p, build_insn_chain): Use
32138 * Makefile.in (global.o): Add ira.h.
32140 * ira-build.c (mark_all_loops_for_removal,
32141 propagate_some_info_from_allocno): New.
32142 (remove_unnecessary_allocnos): Call
32143 propagate_some_info_from_allocno.
32144 (remove_low_level_allocnos): New.
32145 (remove_unnecessary_regions): Add parameter. Call
32146 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
32147 parameter to remove_unnecessary_regions.
32148 (ira_build): Remove all regions but root if the conflict table was
32149 not built. Update conflict hard regs for allocnos crossing calls.
32151 * ira.c (ira_conflicts_p): New global.
32152 (ira): Define and use ira_conflicts_p.
32154 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32155 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
32156 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
32158 2009-01-06 Ben Elliston <bje@au.ibm.com>
32160 * gengtype-lex.l (YY_NO_INPUT): Define.
32162 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
32165 * c-common.c (handle_vector_size_attribute): Also reject
32166 BOOLEAN_TYPE types.
32168 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
32170 PR tree-optimization/38492
32171 * graphite.c (rename_map_elt, debug_rename_elt,
32172 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
32173 rename_map_elt_info, eq_rename_map_elts,
32174 get_new_name_from_old_name, bb_in_sese_p): Moved around.
32175 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
32176 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
32177 (sese_build_livein_liveouts): New.
32178 (new_sese, free_sese): New.
32179 (new_scop): Call new_sese.
32180 (free_scop): Call free_sese.
32181 (rename_variables_from_edge, rename_phis_end_scop): Removed.
32182 (register_old_new_names): Renamed register_old_and_new_names.
32183 (register_scop_liveout_renames, add_loop_exit_phis,
32184 insert_loop_close_phis, struct igp,
32185 default_liveout_before_guard, add_guard_exit_phis,
32186 insert_guard_phis, copy_renames): New.
32187 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
32188 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
32189 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
32190 (scop_adjust_phis_for_liveouts): New.
32191 (gloog): Call scop_adjust_phis_for_liveouts.
32193 * graphite.h (struct sese): Documented. Added fields liveout,
32194 num_ver and livein.
32195 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
32196 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
32197 (struct scop): Added field liveout_renames.
32198 (SCOP_LIVEOUT_RENAMES): New.
32200 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32202 PR tree-optimization/38510
32203 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
32204 (translate_clast): Call recompute_all_dominators before
32206 (gloog): Call recompute_all_dominators before graphite_verify.
32208 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32209 Jan Sjodin <jan.sjodin@amd.com>
32211 PR tree-optimization/38500
32212 * graphite.c (create_sese_edges): Call fix_loop_structure after
32215 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
32217 * config.gcc: Add m32r*-*-rtems*.
32218 * config/m32r/rtems.h: New file.
32220 2009-01-05 Ben Elliston <bje@au.ibm.com>
32222 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
32223 (.po.pox): Likewise.
32224 (po/gcc.pot): Likewise.
32226 2009-01-04 David S. Miller <davem@davemloft.net>
32228 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
32229 (STARTING_FRAME_OFFSET): Always set to zero.
32231 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32233 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
32234 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
32235 fixed-point types, and vectors of the same.
32237 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32239 * config/mips/sync.md (*mb_barrier): Rename to...
32240 (*memory_barrier): ...this.
32242 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
32244 * doc/extend.texi (Function Attributes): Move @cindex after @item
32245 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
32246 and put in alphabetical order. Fix 'target' name and put in order.
32247 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
32250 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
32252 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
32253 (memory_barrier): Expand as unspec instead of unspec_volatile.
32254 Remove mem:BLK from insn operands. Use Pmode scratch register.
32255 (*memory_barrier): Define as unspec instead of unspec_volatile.
32256 Use (match_dup 0) as input operand.
32258 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
32259 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
32260 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
32261 scratch register. Remove operand 1.
32262 (*stbar): Define as unspec instead of unspec_volatile.
32263 Use (match_dup 0) as input operand, remove (const_int 8).
32264 (*membar): Define as unspec instead of unspec_volatile.
32265 Use (match_dup 0) as input operand, remove input operand 2.
32267 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
32268 (memory_barrier): Expand as unspec instead of unspec_volatile.
32269 Remove mem:BLK from insn operands. Use Pmode scratch register.
32270 (*memory_barrier): Define as unspec instead of unspec_volatile.
32271 Use (match_dup 0) as input operand.
32273 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
32274 Remove mem:BLK from insn operands. Use Pmode scratch register.
32275 Set volatile flag on operand 0.
32276 (*memory_barrier): New insn pattern.
32278 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
32280 (*memory_barrier): Use (match_dup 0) as input operand.
32282 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
32283 Remove mem:BLK from insn operands. Use Pmode scratch register.
32284 Set volatile flag on operand 0.
32285 (*mb_internal): New insn pattern.
32287 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
32289 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32291 PR middle-end/38586
32292 * function.c (struct temp_slot): Move to the section of the file
32293 that deals with temp slots. Remove field 'address'.
32294 (temp_slot_address_table): New hash table of address -> temp slot.
32295 (struct temp_slot_address_entry): New struct, items for the table.
32296 (temp_slot_address_compute_hash, temp_slot_address_hash,
32297 temp_slot_address_eq, insert_temp_slot_address): Support functions
32299 (find_temp_slot_from_address): Rewrite to use the new hash table.
32300 (remove_unused_temp_slot_addresses): Remove addresses of temp
32301 slots that have been made available.
32302 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
32303 worker function for remove_unused_temp_slot_addresses.
32304 (assign_stack_temp_for_type): Don't clear the temp slot address list.
32305 Add the temp slot address to the address -> temp slot map.
32306 (update_temp_slot_address): Update via insert_temp_slot_address.
32307 (free_temp_slots): Call remove_unused_temp_slot_addresses.
32308 (pop_temp_slots): Likewise.
32309 (init_temp_slots): Allocate the address -> temp slot map, or empty
32310 the map if it is already allocated.
32311 (prepare_function_start): Initialize temp slot processing.
32313 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32315 PR middle-end/38584
32316 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
32317 Calculate the size of all stack vars assuming no packing of stack
32318 vars will happen, replacing a quadratic algorithm with a linear one.
32320 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32323 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
32326 2009-01-03 Diego Novillo <dnovillo@google.com>
32328 * doc/contrib.texi: Update contributions.
32330 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32333 * builtins.c (fold_builtin_memory_op): Give up if either operand
32334 is volatile. Set srctype or desttype to non-qualified version
32338 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
32339 and FUNCTION_DECLs.
32341 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
32343 PR rtl-optimization/35805
32344 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
32345 problem if fast dce is able to remove any instructions.
32346 * dce.c (dce_process_block): Fix dump message.
32348 2009-01-02 Mark Mitchell <mark@codesourcery.com>
32351 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
32353 2009-01-02 Jakub Jelinek <jakub@redhat.com>
32355 PR middle-end/38690
32356 * tree-flow.h (op_code_prio, op_prio): New prototypes.
32357 * tree-pretty-print.c (op_code_prio): New function.
32358 (op_prio): No longer static. Use op_code_prio.
32359 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
32360 Use op_prio and op_code_prio to determine if () should be
32361 printed around operand(s) or not.
32363 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
32364 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
32365 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
32366 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
32367 pp_character instead of pp_string for single letter printing.
32369 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
32371 * doc/extend.texi: Fix '#pragma GCC option' typo.
32373 2009-01-02 Richard Guenther <rguenther@suse.de>
32375 * doc/install.texi (--enable-checking): Mention different
32376 default for stage1.
32377 (--enable-stage1-checking): Document.
32379 2009-01-01 Andrew Pinski <pinskia@gmail.com>
32381 PR middle-end/30142
32382 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
32383 case to be an error.
32385 2009-01-02 Ben Elliston <bje@au.ibm.com>
32387 * config/fp-bit.h (pack_d): Constify argument.
32388 * config/fp-bit.c (makenan): Constify return type. Remove casts.
32389 (isnan): Constify argument.
32391 (iszero): Likewise.
32392 (pack_d): Likewise.
32393 (_fpadd_parts): Constify return type.
32394 (_fpmul_parts): Likewise.
32395 (_fpdiv_parts): Likewise.
32397 2009-01-01 Jakub Jelinek <jakub@redhat.com>
32400 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
32401 warn about overwriting initializer with side-effects or
32402 -Woverride-init if !IMPLICIT.
32403 (output_init_element): Likewise. Pass IMPLICIT down to
32405 (process_init_element): Add IMPLICIT argument. Pass it down
32406 to output_init_element.
32407 (push_init_element, pop_init_level, set_designator): Adjust
32408 process_init_element callers.
32409 (set_nonincremental_init, set_nonincremental_init_from_string):
32410 Adjust add_pending_init callers.
32411 (output_pending_init_elements): Adjust output_init_element callers.
32412 * c-tree.h (process_init_element): Adjust prototype.
32413 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
32414 process_init_element callers.
32417 Copyright (C) 2009 Free Software Foundation, Inc.
32419 Copying and distribution of this file, with or without modification,
32420 are permitted in any medium without royalty provided the copyright
32421 notice and this notice are preserved.