1 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4 * configure.ac (m68k-*-*): Check if binutils support TLS.
5 * configure: Regenerate.
6 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7 * config/m68k/constraints.md (Cu): New constraint.
8 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
10 (movsi): Handle TLS symbols.
11 (addsi3_5200): Handle XTLS symbols, indent.
12 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13 (m68k_tls_reference_p): Declare.
14 (m68k_legitimize_address): Declare.
15 (m68k_unwrap_symbol): Declare.
16 * config/m68k/m68k.opt (mxtls): New option.
17 * config/m68k/m68k.c (ggc.h): Include.
18 (m68k_output_dwarf_dtprel): Implement hook.
19 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
20 (m68k_expand_prologue): Load GOT pointer when function needs it.
21 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
22 (m68k_legitimate_constant_address_p): Same.
23 (m68k_decompose_address): Handle TLS references.
24 (m68k_get_gp): New static function.
25 (enum m68k_reloc): New contants.
26 (TLS_RELOC_P): New macro.
27 (m68k_wrap_symbol): New static function.
28 (m68k_unwrap_symbol): New function.
29 (m68k_final_prescan_insn_1): New static function.
30 (m68k_final_prescan_insn): New function.
31 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
33 (legitimize_pic_address): Handle TLS references..
34 (m68k_tls_get_addr, m68k_get_tls_get_addr)
35 (m68k_libcall_value_in_a0_p)
36 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
37 (m68k_call_m68k_read_tp): Helper variables and functions for ...
38 (m68k_legitimize_tls_address): Handle TLS references.
39 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
41 (m68k_legitimize_address): Handle TLS symbols.
42 (m68k_get_reloc_decoration): New static function.
43 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
45 (m68k_output_dwarf_dtprel): Implement hook.
46 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
47 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
49 (sched_attr_op_type): Handle TLS symbols.
51 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
52 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
54 2009-05-18 Martin Jambor <mjambor@suse.cz>
56 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
57 (visit_store_addr_for_mod_analysis): New function.
58 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
59 (determine_cst_member_ptr): Use gimple_assign_single_p.
60 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
61 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
62 operands. Don't check number of operands of a NOP_EXPR.
64 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
66 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
68 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
71 * c-common.c (warn_logical_operator): Don't warn if one of
72 expression isn't always true or false.
74 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
76 * config/i386/biarch32.h: New file.
77 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
79 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
81 * config/mips/mips.md (*zero_extend<mode>_trunchi,
82 *zero_extend<mode>_truncqi): Merge these into ...
83 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
84 Name the pattern following this as *zero_extendhi_truncqi.
86 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
89 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
90 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
91 (output_info): Make field HOST_WIDEST_INT.
92 (print_statistics): Use HOST_WIDEST_INT_PRINT.
93 (dump_bitmat_statistics): Same.
95 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
97 * config.gcc (use_gcc_stdint): Set to wrap.
98 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
99 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
100 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
101 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
102 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
103 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
104 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
105 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
107 2009-05-16 Joseph Myers <joseph@codesourcery.com>
109 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
111 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
112 Move definitions earlier.
113 (OPT_ARCH64, OPT_ARCH32): Define.
114 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
117 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
120 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
123 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
125 * arm.md (movdi2): Copy non-reg values to DImode registers.
127 2009-05-16 Jakub Jelinek <jakub@redhat.com>
130 * final.c (label_to_max_skip): New function.
131 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
132 CODE_LABEL_NUMBER <= max_labelno.
133 * output.h (label_to_max_skip): New prototype.
134 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
135 (ix86_avoid_jump_mispredicts): ... this. Don't define if
136 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
137 Handle CODE_LABELs with >= 16 byte alignment or with
138 max_skip == (1 << align) - 1.
139 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
140 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
143 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
144 .p2align 3 if MAX_SKIP is smaller than 7.
145 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
147 2009-05-15 Ian Lance Taylor <iant@google.com>
149 * alias.c (struct alias_set_entry_d): Rename from struct
150 alias_set_entry. Change all uses.
151 * except.c (struct call_site_record_d): Rename from struct
152 call_site_record. Change all uses.
153 * except.h (struct eh_region_d): Rename from struct eh_region.
155 * gcse.c (struct hash_table_d): Rename from struct hash_table.
157 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
158 ivtype_map_elt. Change all uses.
159 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
161 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
162 * graphite.h (struct name_tree_d): Rename from struct name_tree.
164 (struct sese_d): Rename from struct sese. Change all uses.
165 * omega.h (struct eqn_d): Rename from struct eqn. Change all
167 (struct omega_pb_d): Rename from struct omega_pb. Change all
169 * optabs.h (struct optab_d): Rename from struct optab. Change all
171 (struct convert_optab_d): Rename from struct convert_optab.
173 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
174 ipa_opt_pass. Change all uses.
175 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
178 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
179 defined as a typedef.
180 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
183 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
186 * fold-const.c (make_range,build_range_check,merge_ranges): Move
188 (merge_ranges): Returns bool.
189 * tree.h (make_range): .. to here.
190 (build_range_check): Likewise.
191 (merge_ranges): Likewise. Renamed from merge_ranges.
192 * c-typeck.c (parser_build_binary_op): Update calls to
193 warn_logical_operator.
194 * c-common.c (warn_logical_operator): Add new warning.
195 * c-common.h (warn_logical_operator): Update declaration.
197 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
199 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong
202 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
204 * doc/install.texi: Document MPC requirements, flags etc.
206 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
207 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
208 Evaluate constant arguments.
209 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
210 (fold_builtin_1): Likewise, also evaluate constant arguments.
211 Remove superfluous break.
212 (do_mpc_ckconv): New.
213 * real.h: Include mpc.h.
214 * toplev.c (print_version): Output MPC version info if available.
216 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
218 * fold-const.c (fold_convert_const_real_from_real): Check for
221 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
223 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
226 2009-05-15 Jan Hubicka <jh@suse.cz>
228 * doc/invoke.texi (max-early-inliner-iterations): New flag.
229 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
230 (try_inline): Fix return value.
231 (cgraph_decide_inlining_incrementally): Honor new value.
232 (cgraph_early_inlining): Handle indirect inlining.
233 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
235 2009-05-15 Jan Hubicka <jh@suse.cz>
237 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
238 * cgraphunit.c (cgraph_finalize_function): Set it.
239 (cgraph_expand_function): Use it.
241 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
243 * real.c (encode_ieee_half): Define.
244 (decode_ieee_half): Define.
245 (ieee_half_format): Define.
246 (arm_half_format): Define.
247 * real.h (ieee_half_format): Declare.
248 (arm_half_format): Declare.
250 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
252 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
253 swapped, and reversed optabs exist before trying to use them.
255 2009-05-15 Paul Brook <paul@codesourcery.com>
256 Sandra Loosemore <sandra@codesourcery.com>
258 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
259 loads. Allow PRE_DEC.
260 (output_move_neon): Handle PRE_DEC.
261 (arm_print_operand): Add 'A' for neon structure loads.
262 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
263 * config/arm/neon.md (neon_mov): Update comment.
264 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
266 (Um): New constraint.
268 2009-05-15 Jan Hubicka <jh@suse.cz>
270 Revert the following patch until testsuite fallout is fixed:
271 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
272 * cgraph.h (struct inline_summary): New filed self_wize,
273 size_inlining_benefit, self_time and time_inlining_benefit.
274 (struct cgraph_global_info): Replace insns by time ans size fields.
275 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
276 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
277 (ipcp_update_callgraph): Do not touch function bodies.
278 * ipa-inline.c: Include except.h
279 MAX_TIME: New constant.
280 (overall_insns): Remove
281 (overall_size, max_benefit): New static variables.
282 (cgraph_estimate_time_after_inlining): New function.
283 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
284 (cgraph_clone_inlined_nodes): Update size.
285 (cgraph_mark_inline_edge): Update size.
286 (cgraph_estimate_growth): Use size info.
287 (cgraph_check_inline_limits): Check size.
288 (cgraph_default_inline_p): Likewise.
289 (cgraph_edge_badness): Compute badness based on benefit and size cost.
290 (cgraph_decide_recursive_inlining): Check size.
291 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and times.
292 (cgraph_decide_inlining): Likewise.
293 (cgraph_decide_inlining_incrementally): Likewise; honor PARAM_EARLY_INLINING_INSNS.
294 (likely_eliminated_by_inlining_p): New predicate.
295 (estimate_function_body_sizes): New function.
296 (compute_inline_parameters): Use it.
297 * except.c (must_not_throw_labels): New function.
298 * except.h (must_not_throw_labels): Declare.
299 * tree-inline.c (init_inline_once): Kill inlining_weigths
300 * tree-ssa-structalias.c: Avoid uninitialized warning.
301 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
302 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
303 (PARAM_INLINE_CALL_COST): Remove.
304 (PARAM_EARLY_INLINING_INSNS): New.
306 2009-05-15 Richard Guenther <rguenther@suse.de>
308 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
311 2009-05-15 Richard Guenther <rguenther@suse.de>
313 PR tree-optimization/39999
314 * gimple.h (gimple_expr_type): Use the expression type looking
315 through useless conversions.
316 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
317 (vn_nary_op_insert_stmt): Likewise.
318 (simplify_binary_expression): Likewise.
320 2009-05-15 Richard Guenther <rguenther@suse.de>
322 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
323 New options, enabled by default.
324 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
326 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
327 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
328 * tree-ssa-structalias.c (gate_tree_pta): New function.
329 (pass_build_alias): Use it.
331 2009-05-15 Joseph Myers <joseph@codesourcery.com>
333 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
334 recurse on an invariant address if a conversion from a pointer
335 type to a wider integer type is involved.
337 2009-05-15 Jan Hubicka <jh@suse.cz>
339 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
340 * cgraph.h (struct inline_summary): New filed self_wize,
341 size_inlining_benefit, self_time and time_inlining_benefit.
342 (struct cgraph_global_info): Replace insns by time ans size fields.
343 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
344 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
345 (ipcp_update_callgraph): Do not touch function bodies.
346 * ipa-inline.c: Include except.h
347 MAX_TIME: New constant.
348 (overall_insns): Remove
349 (overall_size, max_benefit): New static variables.
350 (cgraph_estimate_time_after_inlining): New function.
351 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
352 (cgraph_clone_inlined_nodes): Update size.
353 (cgraph_mark_inline_edge): Update size.
354 (cgraph_estimate_growth): Use size info.
355 (cgraph_check_inline_limits): Check size.
356 (cgraph_default_inline_p): Likewise.
357 (cgraph_edge_badness): Compute badness based on benefit and size cost.
358 (cgraph_decide_recursive_inlining): Check size.
359 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and times.
360 (cgraph_decide_inlining): Likewise.
361 (cgraph_decide_inlining_incrementally): Likewise; honor PARAM_EARLY_INLINING_INSNS.
362 (likely_eliminated_by_inlining_p): New predicate.
363 (estimate_function_body_sizes): New function.
364 (compute_inline_parameters): Use it.
365 * except.c (must_not_throw_labels): New function.
366 * except.h (must_not_throw_labels): Declare.
367 * tree-inline.c (init_inline_once): Kill inlining_weigths
368 * tree-ssa-structalias.c: Avoid uninitialized warning.
369 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
370 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
371 (PARAM_INLINE_CALL_COST): Remove.
372 (PARAM_EARLY_INLINING_INSNS): New.
373 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
374 (inline-call-cost): Remove.
375 (early-inlining-insns): New.
377 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
379 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
381 (print_int_cst_bounds_in_octal_p): Likewise.
382 (dbxout_type): Adjust calls to above functions. Be prepared to deal
384 * dwarf2out.c (base_type_die): Likewise.
385 (is_subrange_type): Delete.
386 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
387 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
388 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
389 the destination type is boolean.
390 (build_range_check): Do not special-case subtypes.
391 (fold_sign_changed_comparison): Likewise.
392 (fold_unary): Likewise.
393 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
394 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
395 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
396 * tree.c (subrange_type_for_debug_p): New predicate based on the former
398 * tree.h (subrange_type_for_debug_p): Declare.
399 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
400 (convert_affine_scev): Remove call to above function.
401 (chrec_convert_aggressive): Likewise.
402 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
403 false for conversions involving subtypes.
404 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
405 (vrp_val_min): Likewise.
406 (needs_overflow_infinity): Likewise.
407 (extract_range_from_unary_expr): Likewise.
409 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
411 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
412 * config/frv/frv.c: Likewise.
413 * config/s390/s390.c: Likewise.
414 * config/sparc/sparc.h: Likewise.
415 * config/i386/i386.h: Likewise.
416 * config/i386/i386.c: Likewise.
417 * config/crx/crx.c: Likewise.
418 * config/m68hc11/m68hc11.h: Likewise.
419 * config/iq2000/iq2000.c: Likewise.
420 * config/mn10300/mn10300.h: Likewise.
421 * config/mn10300/mn10300.c: Likewise.
422 * config/m68k/m68k.c: Likewise.
423 * config/rs6000/rs6000.c: Likewise.
424 * config/rs6000/xcoff.h: Likewise.
425 * config/rs6000/linux64.h: Likewise.
426 * config/rs6000/sysv4.h: Likewise.
427 * config/score/score3.c: Likewise.
428 * config/score/score7.c: Likewise.
429 * config/score/score.c: Likewise.
430 * config/arm/arm.md: Likewise.
431 * config/mips/mips.c: Likewise.
432 * config/mips/mips.md: Likewise.
433 * config/bfin/bfin.h: Likewise.
434 * config/pa/pa.c: Likewise.
435 * config/pa/constraints.md: Likewise.
437 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
438 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
439 * config/pdp11/pdp11.h: Use memory_address_p instead.
441 2009-05-14 Ian Lance Taylor <iant@google.com>
443 * passes.c (finish_optimization_passes): Change i to int.
444 * plugin.c (plugins_active_p): Change event to int.
445 (dump_active_plugins): Likewise.
446 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
448 * tree.c (tree_range_check_failed): Change c to unsigned int.
449 (omp_clause_range_check_failed): Likewise.
450 (build_common_builtin_nodes): Change mode to int. Add cast.
451 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
452 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
454 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
455 ++ or -- with a variable of enum type.
457 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
460 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
462 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
464 * store-motion.c: Do not include params.h
465 * Makefile.in: Fix dependencies for various files.
467 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
469 * auto-inc-dec.c: Fix pass description, remove apparent
470 accidental duplication.
472 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
475 * ipa-utils.h (memory_identifier_string): Moved to ...
476 * tree.h (memory_identifier_string): Here. Add GTY(()).
478 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
480 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
481 in the former documentation of...
482 (GO_IF_LEGITIMATE_ADDRESS): ... this.
483 * ira-conflicts.c (get_dup_num): Use address_operand.
484 * targhooks.c (default_legitimate_address_p): New.
485 * targhooks.h (default_legitimate_address_p): New.
486 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
488 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
489 * target.h (struct target): Add legitimate_address_p.
490 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
491 (TARGET_INITIALIZER): Include it.
493 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
494 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
495 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
496 (TARGET_LEGITIMATE_ADDRESS_P): New.
498 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
499 (REG_OK_STRICT_P): Delete.
500 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
501 (frv_legitimate_address_p_1): ... this.
502 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
503 (frv_legitimate_address_p_1): ... the renamed old
504 frv_legitimate_address_p.
505 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
506 (TARGET_LEGITIMATE_ADDRESS_P): New.
508 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
509 * config/s390/s390-protos.h (legitimate_address_p): Remove.
510 * config/s390/s390.c (legitimate_address_p): Rename to...
511 (s390_legitimate_address_p): ... this, make static.
512 (legitimize_address): Adjust call.
513 (TARGET_LEGITIMATE_ADDRESS_P): New.
514 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
516 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
517 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
518 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
519 (TARGET_LEGITIMATE_ADDRESS_P): New.
521 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
522 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
523 * config/spu/spu.c (spu_legitimate_address): Rename to...
524 (spu_legitimate_address_p): ... this, make static.
525 (TARGET_LEGITIMATE_ADDRESS_P): New.
527 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
528 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
529 * config/sparc/sparc.c (legitimate_address_p): Rename to...
530 (sparc_legitimate_address_p): ... this, make static and return bool.
531 (legitimize_address): Adjust call.
532 (TARGET_LEGITIMATE_ADDRESS_P): New.
534 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
535 * config/i386/i386-protos.h (legitimate_address_p): Remove.
536 * config/i386/i386.c (legitimate_address_p): Rename to...
537 (ix86_legitimate_address_p): ... this, make static.
538 (constant_address_p): Move after it, adjust call.
539 (TARGET_LEGITIMATE_ADDRESS_P): New.
541 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
542 * config/avr/avr-protos.h (legitimate_address_p): Remove.
543 * config/avr/avr.c (legitimate_address_p): Rename to...
544 (avr_legitimate_address_p): ... this, make static.
545 (legitimize_address): Adjust call.
546 (TARGET_LEGITIMATE_ADDRESS_P): New.
548 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
549 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
550 * config/crx/crx.c (crx_legitimate_address_p): Make static.
551 (TARGET_LEGITIMATE_ADDRESS_P): New.
553 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
554 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
555 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
556 (TARGET_LEGITIMATE_ADDRESS_P): New.
558 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
559 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
561 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
563 (TARGET_LEGITIMATE_ADDRESS_P): New.
565 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
566 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
568 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
570 (m68hc11_legitimate_address_p): ... this, make static.
571 (go_if_legitimate_address_internal): Rename to...
572 (m68hc11_legitimate_address_p_1): ... this.
573 (legitimize_address): Adjust call.
574 (TARGET_LEGITIMATE_ADDRESS_P): New.
576 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
577 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p):
579 * config/iq2000/iq2000.c (iq2000_legitimate_address_p):
581 (TARGET_LEGITIMATE_ADDRESS_P): New.
583 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
584 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
585 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
586 (mn10300_legitimate_address_p): ... this, make static.
587 (TARGET_LEGITIMATE_ADDRESS_P): New.
589 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
590 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
591 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
592 (TARGET_LEGITIMATE_ADDRESS_P): New.
594 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
595 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
596 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
597 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
598 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
599 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
600 (rs6000_legitimate_address_p): ... this, make static.
601 (TARGET_LEGITIMATE_ADDRESS_P): New.
602 (REG_MODE_OK_FOR_BASE_P): Delete.
603 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
605 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
606 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
608 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
609 static, adjust types.
610 (TARGET_LEGITIMATE_ADDRESS_P): New.
612 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
613 * config/score/score.c (score_address_p): Rename to...
614 (score_legitimate_address_p): ... this.
615 (TARGET_LEGITIMATE_ADDRESS_P): New.
616 * config/score/score3.c (score3_address_p): Rename to...
617 (score3_legitimate_address_p): ... this.
618 * config/score/score7.c (score7_address_p): Rename to...
619 (score7_legitimate_address_p): ... this.
621 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
622 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
623 GO_IF_LEGITIMATE_ADDRESS): Delete.
624 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
625 thumb2_legitimate_address_p): Delete.
626 (arm_legitimate_address_p): Rename to...
627 (arm_legitimate_address_outer_p): ... this.
628 * config/arm/constraints.md ("Uq"): Adjust call.
629 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
630 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
631 (arm_legitimate_address_outer_p): ... this.
632 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
633 (TARGET_LEGITIMATE_ADDRESS_P): New.
635 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
636 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
637 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
638 (TARGET_LEGITIMATE_ADDRESS_P): New.
640 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
641 * config/vax/vax-protos.h (legitimate_address_p): Remove.
642 * config/vax/vax.c (legitimate_address_p): Rename to...
643 (vax_legitimate_address_p): ... this, make static.
644 (TARGET_LEGITIMATE_ADDRESS_P): New.
646 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
647 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
648 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
649 (TARGET_LEGITIMATE_ADDRESS_P): New.
651 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
652 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
653 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
654 (mmix_legitimate_address_p): ... this, make static.
655 (TARGET_LEGITIMATE_ADDRESS_P): New.
657 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
658 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
659 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
660 (TARGET_LEGITIMATE_ADDRESS_P): New.
662 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
664 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
667 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
669 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
670 LCT_NORMAL in function call.
671 * mips-tdump.c (print_file_desc): Add cast to enum type.
672 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
673 (mark_stabs): Add casts to enum types.
674 (parse_stabs_common): Add casts to enum types.
676 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
678 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
679 Check for invalid values of LETTER.
681 2009-05-13 Taras Glek <tglek@mozilla.com>
683 * attribs.c (register_attribute): moved out attribute registration into
685 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
686 * gcc-plugin.h: Added forward decl for register_attribute.
687 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
688 * plugin.c (register_callback, invoke_plugin_callbacks): Added
689 PLUGIN_ATTRIBUTES boilerplate.
691 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
693 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
694 values even in sentinel and empty entries.
695 (ms_printf_flag_specs): Likewise.
696 (ms_scanf_flag_specs): Likewise.
697 (ms_strftime_flag_specs): Likewise.
698 (ms_print_char_table): Likewise.
699 (ms_scan_char_table): Likewise.
700 (ms_time_char_table): Likewise.
702 2009-05-13 Doug Kwan <dougkwan@google.com>
704 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
706 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
708 * config/mips/mips.md (store): Add attributes for QI and HI.
710 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
711 (truncdi<mode>2): ... this new pattern.
713 2009-05-13 Brad Hards <bradh@kde.org>
715 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
717 2009-05-14 Jakub Jelinek <jakub@redhat.com>
718 Ben Elliston <bje@au.ibm.com>
721 * dse.c (check_mem_read_rtx): Guard against width == -1.
723 2009-05-13 Michael Matz <matz@suse.de>
726 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
727 (trivially_conflicts_p): New function.
728 (insert_backedge_copies): Use it.
730 2009-05-13 Janis Johnson <janis187@us.ibm.com>
732 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
733 (handle_stdc_pragma): Use new enum constant names.
734 (handle_pragma_float_const_decimal64): Ditto.
736 2009-05-13 Ian Lance Taylor <iant@google.com>
738 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
741 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
743 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
744 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
746 * config/m68k/m68k.h (FL_UCLINUX): Define.
748 2009-05-13 Jan Hubicka <jh@suse.cz>
750 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
752 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
754 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
755 unless -fschedule-insns is specified.
757 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
760 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
761 TARGET_EXPAND_CBRANCHDI4.
762 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
763 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
764 (cmpeqdi): Fix comment.
766 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
768 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
769 (sh_legitimate_address_p): Likewise.
770 * config/sh/sh.c (sh_legitimate_index_p): New.
771 (sh_legitimate_address_p): Likewise.
772 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
773 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
774 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
775 (MAYBE_BASE_REGISTER_RTX_P): New macro.
776 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
777 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
778 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
779 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
780 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
782 2009-05-12 Jan Hubicka <jh@suse.cz>
784 * tree-inline.c (estimate_operator_cost): Add operands;
785 when division happens by constant, it is cheap.
786 (estimate_num_insns): Loads and stores are not having cost of 0;
787 EH magic stuff is cheap; when computing runtime cost of switch,
788 use log2 base of amount of its cases; builtin_expect has cost of 0;
789 compute cost for moving return value of call.
790 (init_inline_once): Initialize time_based flags.
791 * tree-inline.h (eni_weights_d): Add time_based flag.
793 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
795 * df-core.c: Update head documentation.
797 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
800 * rs6000.c (rs6000_generate_compare): Use op1b instead of
801 shadowing exisiting variable op1.
803 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
806 * config/i386/driver-i386.c (processor_signatures): New enum.
807 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
808 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
809 processor signature to detect geode processor.
811 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
815 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
817 * optabs.c (prepare_cmp_insn): Temporarily disable test that
818 causes spurious differences between trunk and cond-optab branch.
820 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
822 * dojump.c (compare_from_rtx): Delete.
823 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
824 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
825 if the comparison does not satisfy the predicate; test predicates for
826 operands 2 and 3 of a cstore pattern. Don't try cstore optab
827 further if one existing pattern fails.
828 * expr.h (compare_from_rtx): Delete.
829 (prepare_operand): Declare it.
830 * optabs.c: Change "lib call" to "libcall" throughout.
831 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
832 HAVE_conditional_trap, emit_cmp_insn): Delete.
833 (can_compare_p): Delete cmp_optab case.
834 (prepare_float_lib_cmp): Return an rtx and a machine mode.
835 Accept other parameters by value.
836 (prepare_operand): Make non-static.
837 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
838 other parameters by value. Try to widen operands here based on
839 an optab_methods argument and looking at cbranch_optab.
840 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
841 loop. Use cbranch_optab directly.
842 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
843 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
845 (emit_conditional_move, emit_conditional_add): Inline what's needed
846 of compare_from_rtx, using new prepare_cmp_insn for the rest.
847 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
848 with COMPARE. Move cmov_optab and cstore_optab above
849 with cbranch_optab, move cmp_optab down with ucmp_optab,
850 remove tst_otpab. Do not initialize trap_rtx.
851 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
852 for trap code. Do not check HAVE_conditional_trap. Use
853 prepare_cmp_insn. Accept no predicate for operand 3.
854 * optabs.h (OTI_cmp): Mark as used only for libcalls.
855 (OTI_ctrap, ctrap_optab): New.
857 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
858 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
859 with lookup of ctrap_optab.
860 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
861 setcc_gen_code): Delete.
864 * combine.c (combine_simplify_rtx, simplify_set): Do not
865 special case comparing against zero for cc0 machines.
866 * simplify-rtx.c (simplify_binary_operation_1): Never remove
867 COMPARE on cc0 machines.
868 (simplify_relational_operation): Return a new expression when
869 a COMPARE could be removed.
870 * final.c (final_scan_insn): Compare cc_status values
871 against LHS of a (compare FOO (const_int 0)) cc0 source.
872 Also check if cc_status.value is the full compare.
874 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
875 (cstoreMM4): Document.
876 (conditional_trap): Document ctrapMM4 instead.
877 (sync_compare_and_swapMM): Refer to cbranchcc4.
878 (Dependent Patterns): Eliminate obsolete information referring to
879 the old jump optimization phase.
880 (Canonicalization): Include cbranchcc4 case, omit canonicalization
881 of compares with 0 on cc0 machines.
882 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
883 avoiding references to cc0. Remove text about storing operands
885 * doc/tm.texi (Condition Codes): Include blurb on different
886 condition code representations, separate into subsections for
887 CC0, MODE_CC and conditional execution.
889 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
890 alpha_emit_setcc): Accept operands and a machine mode.
891 * config/alpha/alpha.c (alpha_emit_conditional_branch):
892 Get code/op0/op1 from operands, use machine mode argument
893 instead of alpha_compare.fp_p. Emit the branch here.
894 (alpha_emit_setcc): Likewise, and return boolean.
895 (alpha_emit_conditional_move): Likewise. Assert that
896 cmp_op_mode == cmp_mode, and simplify accordingly.
897 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
898 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
899 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
901 (stack probe test): Use cbranchdi4.
902 * config/alpha/predicates.md (alpha_cbranch_operator): New.
904 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
905 * config/arc/arc.h (movsicc, movsfcc): Use it.
906 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
907 (cbranchsi4, cstoresi4): New.
908 (cmpsi, bCC and sCC expanders): Remove.
910 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
911 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
912 * config/arm/predicates.md (arm_comparison_operator): Only include
913 floating-point operators if there is a hardware floating-point unit.
914 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
915 deferring to cbranch_cc and cstore_cc respectively.
916 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
917 cbranch_cc, cstore_cc): New.
918 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
920 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
922 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
923 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
925 (adjust_insn_length): Adjust calls.
926 (avr_reorg): Handle (compare (foo) (const_int 0)).
927 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
928 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
929 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
930 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
932 (cbranchqi4, cbranchhi4, cbranchsi4): New.
933 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
935 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
936 (cbranchsi4, cstorebi4, cstoresi4): New.
937 (movbisi): This insn is duplicate, split it to zero_extend.
938 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
939 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
940 (bfin_optimize_loop): Use cbranch expander.
941 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
942 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
943 (bfin_bimode_comparison_operator): ... this.
944 (bfin_direct_comparison_operator): New.
946 * config/cris/cris.c (cris_normal_notice_update_cc): Look
947 inside (compare FOO (const_int 0)).
948 (cris_rtx_costs): Handle ZERO_EXTRACT.
949 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
950 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
951 (*tstdi_v32): Delete.
952 (*cmpdi_non_v32): Add M alternative for operand 1.
953 (cmpsi, cmp<mode>): Make private.
954 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
956 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
958 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
959 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
960 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
961 (cc_reg_operand): New.
963 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
964 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
965 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
966 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
967 crx_expand_scond): Delete.
969 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
971 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
972 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
974 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
975 cstoresi4, cstoresf4, cstoredf4): New.
976 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
977 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
978 Receive the entire operands array.
979 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
980 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
981 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
982 Get test/op0/op1 from the operands array.
983 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
985 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
986 (h8300_expand_store): New.
987 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
989 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
990 (h8300_expand_store): New.
991 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
992 or do not try to produce (set (cc0) REG).
993 (peepholes): Wrap arguments with COMPARE. Add a peephole to
994 change a compare into a move to a scratch register. Disable some
995 peepholes when comparing with zero.
996 (tstsi, tsthi, tstsi, cmpqi): Make private.
999 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
1002 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
1003 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
1004 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
1005 (ix86_emit_i387_log1p): Use cbranchxf2.
1006 (ix86_expand_setcc): Return void.
1007 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
1008 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
1009 cmp<MODEF>, cmpcc): Remove.
1010 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
1011 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
1012 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
1013 (sCC and bCC expanders): Remove.
1014 (stack_protect_test): Use cbranchcc4.
1016 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
1018 (ia64_expand_compare): Accept three rtx by reference and return void.
1019 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
1020 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
1021 from *expr. Update *expr with the BImode comparison to do.
1022 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
1023 cmptf, bCC, sCC, conditional_trap): Delete.
1024 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
1025 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
1026 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
1027 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
1028 * config/ia64/predicates.md (ia64_cbranch_operator): New.
1030 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
1031 type of last argument.
1032 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
1033 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
1034 use machine mode argument instead of branch_type. Remove dead
1035 code for floating-point comparisons.
1036 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
1037 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
1039 (cbranchsi4, cstoresi4): New.
1040 * config/iq2000/predicates.md (reg_or_const_operand): New.
1042 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
1043 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
1044 (b<code>_op): Rewrite to...
1045 (bcc_op): ... this, using match_operator.
1046 (s<code>_op): Rewrite to...
1047 (scc_op): ... this, using match_operator.
1048 (s<code>_24_op): Rewrite to...
1049 (scc_op_24): ... this, using match_operator.
1050 (s<code>_<mode>): Rewrite to...
1051 (cstore<mode>4): ... this, using match_operator.
1052 (s<code>_<mode>_24): Rewrite to...
1053 (cstore<mode>4_24): ... this, using match_operator.
1054 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
1055 m32c_unpend_compare, m32c_expand_scc): Delete.
1056 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
1057 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
1058 (m32c_expand_movcc): Change NE to EQ if necessary.
1059 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
1061 * config/m32r/m32r-protos.h (gen_cond_store): New.
1062 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
1063 (gen_cond_store): New, from sCC patterns.
1064 (m32r_expand_block_move): Use cbranchsi4.
1065 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
1066 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
1067 (cbranchsi4, cstoresi4): New.
1069 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
1071 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
1072 (m68hc11_notice_update_cc): Look into a compare with 0.
1073 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
1075 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
1076 cmphi, cmpqi, bCC): Delete.
1077 (cbranchsi4, cbranchhi4, cbranchqi4): New.
1078 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
1079 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
1082 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
1083 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
1084 * config/m68k/constraints.md (H): New.
1085 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
1086 the define_insn below.
1087 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
1088 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
1089 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
1090 patterns): Wrap RHS with COMPARE.
1091 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
1092 (*cmpdi_internal): Name this pattern.
1093 (cmpdi): Change to define_insn.
1094 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
1095 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
1096 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
1098 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
1099 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
1100 (conditional_trap): Change to...
1101 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
1102 (*conditional_trap): Use the ordered_comparison_operator and
1103 const1_operand predicates.
1104 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
1105 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
1106 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
1107 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
1109 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
1110 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
1111 (mcore_gen_compare): New.
1112 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
1113 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
1114 (mcore_gen_compare): ... this.
1115 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
1116 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
1117 (stack probe pattern): Use cbranchsi4.
1119 * config/mips/predicates.md (mips_cstore_operator): New.
1120 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
1121 * config/mips/mips.md (any_cond): Delete.
1122 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
1124 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
1125 fixuns_truncsfdi2): Use cbranch patterns.
1126 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
1127 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
1128 Adjust call to mips_expand_conditional_branch.
1129 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
1131 * config/mips/mips-protos.h (mips_expand_conditional_branch,
1132 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
1133 * config/mips/mips.c (cmp_operands): Delete.
1134 (mips_emit_compare): Get comparison operands from *op0/*op1.
1135 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
1136 that it succeeds. Use op0/op1 instead of cmp_operands.
1137 (mips_expand_conditional_branch, mips_expand_conditional_move,
1138 mips_expand_conditional_trap): Likewise.
1139 (mips_block_move_loop): Use cbranch patterns.
1140 * config/mips/mips.h (cmp_operands): Delete.
1142 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
1143 (mmix_gen_compare_reg): Just return a register in the right CC mode.
1144 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
1145 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
1146 (*cmpcc_folded): Rename to...
1147 (*cmpdi_folded): this.
1148 (*cmpcc): Rename to...
1150 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
1153 (cbranchdf4): New. Handle invalid comparisons here.
1154 * config/mmix/predicates.md (float_comparison_operator): New.
1156 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
1157 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
1158 * config/mn10300/mn10300.md (tst): Delete.
1159 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
1160 Name these patterns and wrap RHS in a compare.
1161 (*cmpsi): Make this pattern private. Include tst.
1162 (*cmpsf): Make this pattern private.
1163 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
1164 (compare with zero peepholes): Likewise.
1166 (cbranchsi4, cbranchsf4): New.
1167 (casesi): Use cbranchsi4.
1169 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
1170 hppa_branch_type): Delete.
1171 (return_addr_rtx): Use cbranchsi4.
1172 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
1173 Emit CCFPmode comparison here.
1174 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
1175 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
1176 hppa_branch_type): Delete.
1177 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
1178 (movsicc, movdicc): Remove references to hppa_compare_op0,
1179 hppa_compare_op1 and compare_from_rtx.
1180 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
1181 (casesi): Use cbranchsi4.
1183 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
1184 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
1185 * config/pdp11/pdp11.md (register_or_const0_operand): New.
1186 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
1187 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
1189 (cbranchdf4, cbranchhi4, cbranchqi4): New.
1190 (*branch, *branch_inverted): New.
1192 * config/picochip/picochip.md (cbranchhi4): Use
1193 ordered_comparison_operator.
1194 (cmphi, bCC): Remove.
1196 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
1197 (trap_comparison_operator): Delete.
1198 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
1199 rs6000_emit_cbranch): Accept mode and operands.
1200 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
1201 rs6000_compare_fp_p): Delete.
1202 (rs6000_generate_compare): Accept mode and comparison. Extract code
1203 and op0/op1 from there. Replace references to rs6000_compare_op0
1204 and rs6000_compare_op1.
1205 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
1206 extract result from passed operands.
1207 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
1208 extract loc from passed operands.
1209 (rs6000_emit_cmove): Likewise.
1210 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
1211 rs6000_compare_fp_p): Delete.
1212 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
1213 (cbranch<GPR>4, cbranch<FP>4): New.
1214 (cstore<mode>4): New. Consolidate here all choices about when to use
1215 portable or specialized sCC sequences.
1216 (stack_protect_test): Use cbranchsi4.
1217 (conditional_trap): Replace with ctrap<GPR>4.
1218 (conditional trap insn): Replace trap_comparison_operator with
1219 ordered_comparison_operator.
1221 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
1222 (s390_emit_prologue): Use ctrap.
1223 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
1224 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
1225 New predicates replacing...
1226 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
1227 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
1228 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
1229 (add<mode>cc): Do not use s390_compare_op0/op1.
1230 (s<code>): Change to...
1231 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
1233 (cstorecc4): ... this. Handle EQ or NE equally.
1234 (*sne): Un-privatize for use in cstorecc4.
1235 (b<code>): Change to...
1236 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
1237 (conditional_trap): Replace with...
1238 (ctrap<GPR>4, ctrap<FP>4): ... these.
1239 (stack_protect): Use cbranchcc4.
1241 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
1242 * config/score/score-protos.h (score_gen_cmp): Delete.
1243 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
1244 (score_block_move-loop): Use cbranchsi4.
1245 * config/score/score.md (cbranchsi4): New.
1246 (cmpsi, bCC): Delete.
1247 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
1248 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
1249 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
1250 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
1251 * config/score/score3.h (score3_gen_cmp): Delete.
1252 * config/score/score7.h (score7_gen_cmp): Delete.
1254 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
1255 (sh_emit_scc_to_t): ... this. Return void.
1256 (from_compare): Rename to...
1257 (sh_emit_compare_and_branch): ... this.
1258 (sh_emit_compare_and_set): New.
1259 (sh_expand_t_scc): Accept operands.
1260 * config/sh/predicates.md (sh_float_comparison_operator): New.
1261 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
1262 (prepare_scc_operands): Rename to...
1263 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
1265 (sh_emit_cheap_store_flag): New.
1266 (sh_emit_set_t_insn): New.
1267 (from_compare): Rename to...
1268 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
1269 handling of TARGET_SH2E floating point to avoid recursive call.
1270 Generate branch here.
1271 (sh_emit_compare_and_set): New.
1272 (sh_expand_t_scc): Get op0/op1 from arguments.
1273 (sh_emit_cheap_store_flag): New.
1274 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
1276 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
1277 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
1278 (movsicc, movdicc): Do nothing when it recreated operands from
1279 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
1280 prepare_scc_operands (now sh_emit_scc_to_t).
1281 (udivdi3): Use cstoresi4.
1282 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
1283 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
1284 (cbranchint4_media, cbranchfp4_media): New.
1285 (casesi): Use cbranchdi4.
1286 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
1288 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
1289 (movnegt): Remove second operand.
1290 (cbranchsf4, cbranchdf4): New.
1291 (stack_protect): Use cbranchdi4/cbranchsi4.
1293 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
1294 (gen_compare_reg): Accept comparison, extract part of it to...
1295 (gen_compare_reg_1): ... this.
1296 (gen_compare_operator): Delete.
1297 (gen_v9_scc): Accept separate destination, comparison code and arms.
1298 Do not use sparc_compare_op0/sparc_compare_op1.
1299 (emit_scc_insn, emit_conditional_branch_insn): New.
1300 (emit_v9_brxx): Make static. Remove useless assertion.
1301 (sparc_emit_float_lib_cmp): Return RTL instead of calling
1303 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
1304 * config/sparc/sparc-protos.h (gen_compare_reg,
1305 sparc_emit_float_lib_cmp): Adjust prototype.
1306 (emit_scc_insn, emit_conditional_branch_insn): New.
1307 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
1308 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
1309 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
1310 iterators to the top.
1311 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
1312 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
1313 snedi_special_trunc): Delete.
1314 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
1315 and snedi_special_trunc.
1316 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
1317 cbranchdi4, cbranch<F:mode>4): New.
1318 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
1319 here. Use gen_compare_reg instead of gen_compare_operator.
1320 (conditional_trap): Replace with...
1321 (ctrapsi4, ctrapdi4): ... this.
1322 (stack_protect_test): Use cbranchcc4.
1324 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
1326 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
1327 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
1328 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
1329 from operands[0] or operands[3] depending on is_set.
1330 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
1331 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
1332 cmpdf, bCC), sCC: Remove.
1333 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
1334 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
1336 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
1337 spu_emit_branch_or_set.
1339 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
1341 * config/stormy16/stormy16.h (xstormy16_compare_op0,
1342 xstormy16_compare_op1): Delete.
1343 * config/stormy16/stormy16.c (xstormy16_compare_op0,
1344 xstormy16_compare_op1): Delete.
1345 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
1347 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
1348 (cmphi, cmpsi, bCC): Remove.
1350 * config/v850/v850.md (tstsi, cmpsi): Fold into...
1351 (*cmpsi): ... this one.
1352 (cbranchsi4, cstoresi4): New.
1353 (bCC expanders): Delete.
1354 (sCC insns): Fold into...
1355 (*setcc): ... this one.
1356 (casesi): Do not use gen_cmpsi and gen_bgtu.
1357 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
1358 (movsicc): Simplify.
1359 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
1361 * config/vax/vax-protos.h (cond_name): New.
1362 (vax_output_conditional_branch): Remove.
1363 * config/vax/vax.c (cond_name): New.
1364 (vax_output_conditional_branch): Remove.
1365 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
1366 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
1367 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
1368 (bit<VAXint>): Wrap source with (compare).
1369 (b<code> and following unnamed pattern): Rename to *branch and
1370 *branch_reversed. Change macroization to match_operator.
1371 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
1373 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
1374 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
1375 Change last argument to machine_mode.
1376 (xtensa_expand_scc): Add machine_mode argument.
1377 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
1378 (gen_conditional_move, xtensa_expand_conditional_branch,
1379 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
1380 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
1381 Adjust operand numbers.
1382 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
1384 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
1385 (cmpsi, cmpsf, b<code>, s<code>): Delete.
1386 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
1388 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1390 * optabs.c (prepare_cmp_insn): Temporarily disable test that
1391 causes spurious differences between trunk and cond-optab branch.
1393 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
1396 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
1398 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
1400 * tree.c (iterative_hash_pointer): Delete.
1401 (iterative_hash_expr): Short-circuit handling of NULL pointer.
1402 Hash UIDs and versions of SSA names. Don't special-case built-in
1403 function declarations.
1405 2009-05-11 Ian Lance Taylor <iant@google.com>
1408 * graphite.c: Force -Wc++-compat to only be a warning before
1409 #including "cloog/cloog.h".
1411 2009-05-11 Martin Jambor <mjambor@suse.cz>
1413 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
1415 2009-05-11 Jan Hubicka <jh@suse.cz>
1417 * tree-ssa-loop-ivcanon.c: Include target.h
1418 (struct loop_size): new structure.
1419 (constant_after_peeling): New predicate.
1420 (tree_estimate_loop_size): New function.
1421 (estimated_unrolled_size): Rewrite for new estimates.
1422 (try_unroll_loop_completely): Use new estimates.
1423 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
1425 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1427 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
1428 libcpp interface change.
1429 (spu_macro_to_expand): Likewise.
1431 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
1433 PR tree-optimization/40026
1434 * gimplify.c (gimplify_init_constructor): Change initial conditional
1435 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
1436 optimize_compound_literals_in_ctor.
1438 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
1440 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
1442 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
1444 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
1446 * tree-vect-data-refs.c (vect_analyze_group_access): Use
1447 HOST_WIDE_INT for gap.
1449 2009-05-11 Ira Rosen <irar@il.ibm.com>
1451 PR tree-optimization/40074
1452 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
1453 account in group size and step comparison.
1455 2009-05-11 Richard Guenther <rguenther@suse.de>
1457 * passes.c (init_optimization_passes): Strip now incorrect comment.
1458 (execute_function_todo): Do not set PROP_alias.
1459 * tree-pass.h (PROP_alias): Remove.
1460 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
1461 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
1462 * tree-nrv.c (pass_return_slot): Likewise.
1463 * tree-object-size.c (pass_object_sizes): Likewise.
1464 * tree-ssa-dom.c (pass_dominator): Likewise.
1465 (pass_phi_only_cprop): Likewise.
1466 * tree-ssa-dse.c (pass_dse): Likewise.
1467 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1468 (pass_cselim): Likewise.
1469 * tree-ssa-pre.c (pass_pre): Likewise.
1470 (pass_fre): Likewise.
1471 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1472 * tree-ssa-sink.c (pass_sink_code): Likewise.
1473 * tree-stdarg.c (pass_stdarg): Likewise.
1474 * tree-tailcall.c (pass_tail_calls): Likewise.
1475 * tree-vrp.c (pass_vrp): Likewise.
1477 2009-05-10 Ian Lance Taylor <iant@google.com>
1479 * basic-block.h (enum profile_status): Break out of struct
1481 * cgraph.h (struct inline_summary): Break out of struct
1483 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
1484 of struct cgraph_order_sort.
1485 * combine.c (enum undo_kind): New enum, broken out of struct undo.
1486 * cse.c (struct branch_path): Break out of struct
1487 cse_basic_block_data.
1488 * except.h (enum eh_region_type): Break out of struct eh_region.
1489 * gcc.c (enum add_del): Break out of struct modify_target.
1490 * genrecog.c (enum decision_type): Break out of struct decision_test.
1491 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
1493 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
1494 * regmove.c (enum match_use): New enum, broken out of struct match.
1495 * sched-int.h (enum post_call_group): New enum, broken out of
1497 (struct deps_reg): Break out of struct deps.
1498 * target.h (struct asm_int_op): Break out of struct gcc_target.
1499 * tree-eh.c (struct goto_queue_node): Break out of struct
1501 * tree-inline.h (enum copy_body_cge_which): Break out of
1503 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
1505 * c-decl.c (in_struct, struct_types): New static variables.
1506 (pushtag): Add loc parameter. Change all callers.
1507 (lookup_tag): Add ploc parameter. Change all callers.
1508 (check_compound_literal_type): New function.
1509 (parser_xref_tag): Add loc parameter. Change all callers. If
1510 -Wc++-compat, warn about struct/union/enum types defined within a
1512 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
1513 and loc parameters. Change all callers. Change error calls to
1514 error_at, using loc. For a redefinition, if the location of the
1515 original definition is known, report it. Set in_struct and
1516 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
1517 (finish_struct): Add new parameters enclosing_in_struct and
1518 enclosing_struct_types. Change all callers. Set
1519 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
1520 in the struct. If in a struct, add this struct to struct_types.
1521 (start_enum): Add loc parameter. Change all callers. Use
1522 error_at for errors, using loc. For a redefinition, if the
1523 location of the original definition is known, report it. If in a
1524 struct, add this enum type to struct_types. If -Wc++-compat warn
1525 if in sizeof, typeof, or alignof.
1526 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
1527 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
1528 (c_parser_enum_specifier): Get enum location for start_enum.
1529 (c_parser_struct_or_union_specifier): Get struct location for
1530 start_struct. Save in_struct and struct_types status between
1531 start_struct and finish_struct.
1532 (c_parser_cast_expression): Get location of cast.
1533 (c_parser_alignof_expression): Get location of type.
1534 (c_parser_postfix_expression): Likewise.
1535 (c_parser_postfix_expression_after_paren_type): Add type_loc
1536 parameter. Change all callers. Call check_compound_literal_type.
1537 Use type_loc for error about variable size type.
1538 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
1539 of an enum constant from an enum type defined in a struct or union.
1540 (c_cast_expr): Add loc parameter. Change all callers. If
1541 -Wc++-compat, warn about defining a type in a cast.
1542 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
1543 (start_enum, start_struct, finish_struct): Update declarations.
1544 (parser_xref_tag, c_cast_expr): Update declarations.
1545 (check_compound_literal_type): Declare.
1547 2009-05-11 Ben Elliston <bje@au.ibm.com>
1549 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
1550 for recent libcpp interface change.
1551 (rs6000_macro_to_expand): Likewise.
1553 2009-05-10 Michael Matz <matz@suse.de>
1556 * config/arm/arm.c (require_pic_register): Emit on entry edge,
1557 not at entry of function.
1559 2009-05-10 Richard Guenther <rguenther@suse.de>
1561 PR tree-optimization/40081
1563 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1564 using the main variant of the element type. Do not fiddle with
1565 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1567 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
1568 structs with volatile fields.
1570 2009-05-10 Jan Hubicka <jh@suse.cz>
1572 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
1573 (estimate_move_cost): Assert that it does not get called for
1575 (estimate_num_insns): Skip VOID types in argument handling.
1576 (optimize_inline_calls): Delete unreachable blocks and verify that
1579 2009-05-10 Jan Hubicka <jh@suse.cz>
1581 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
1582 * cgraph.c (cgraph_mark_address_taken_node): New function.
1583 (dump_cgraph_node): Dump new flag.
1584 * cgraph.h (struct cgraph_node): Add address_taken.
1585 (cgraph_mark_address_taken_node): New function.
1586 * ipa.c (cgraph_postorder): Prioritize functions with address taken
1587 since new direct calls can be born.
1589 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1591 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
1594 2009-05-10 Jan Hubicka <jh@suse.cz>
1597 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
1599 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
1600 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
1601 * tree-inline.c (copy_bb): Set frequency correctly.
1602 (fold_marked_statements): Update call to
1603 cgraph_update_edges_for_call_stmt.
1605 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1607 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
1608 identifiers in diagnostics.
1609 * config/arm/arm.c (arm_handle_fndecl_attribute,
1610 arm_handle_isr_attribute): Likewise.
1611 * config/avr/avr.c (avr_handle_progmem_attribute,
1612 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
1614 * config/bfin/bfin.c (handle_int_attribute,
1615 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
1616 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
1617 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
1619 * config/darwin.c (darwin_handle_kext_attribute,
1620 darwin_handle_weak_import_attribute): Likewise.
1621 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
1622 h8300_handle_eightbit_data_attribute,
1623 h8300_handle_tiny_data_attribute): Likewise.
1624 * config/i386/i386.c (ix86_handle_cconv_attribute,
1625 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
1627 * config/i386/winnt.c (ix86_handle_shared_attribute,
1628 ix86_handle_selectany_attribute): Likewise.
1629 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1630 * config/m32c/m32c.c (function_vector_handler): Likewise.
1631 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
1632 m68hc11_handle_fntype_attribute): Likewise.
1633 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1634 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1635 * config/mips/mips.c (mips_insert_attributes,
1636 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
1637 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
1638 rs6000_handle_struct_attribute): Likewise.
1639 * config/sh/sh.c (sh_insert_attributes,
1640 sh_handle_resbank_handler_attribute,
1641 sh_handle_interrupt_handler_attribute,
1642 sh2a_handle_function_vector_handler_attribute,
1643 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1645 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
1646 * config/spu/spu.c (spu_handle_fndecl_attribute,
1647 spu_handle_vector_attribute): Likewise.
1648 * config/stormy16/stormy16.c
1649 (xstormy16_handle_interrupt_attribute): Likewise.
1650 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
1651 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1653 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1655 * pretty-print.h (struct pretty_print_info): Add
1656 translate_identifiers.
1657 (pp_translate_identifiers): New.
1658 (pp_identifier): Only conditionally translate identifier to locale
1660 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
1661 (pp_base_tree_identifier): Only conditionally translate identifier
1662 to locale character set.
1663 * c-pretty-print.c (M_): Define.
1664 (pp_c_type_specifier, pp_c_primary_expression): Mark English
1665 fragments for conditional translation with M_.
1666 * tree-pretty-print.c (maybe_init_pretty_print): Disable
1667 identifier translation.
1669 2009-05-10 Richard Guenther <rguenther@suse.de>
1671 PR tree-optimization/40081
1672 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1673 using the main variant of the element type. Do not fiddle with
1674 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1676 2009-05-09 Jan Hubicka <jh@suse.cz>
1679 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
1680 indirect calls; verify cgraph afterwards.
1682 2009-05-09 Jan Hubicka <jh@suse.cz>
1685 * ipa.c (update_inlined_to_pointer): New function.
1686 (cgraph_remove_unreachable_nodes): Use it.
1688 2009-05-09 Jan Hubicka <jh@suse.cz>
1690 * tree-eh.c (struct leh_state): Remove prev_try.
1691 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
1693 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
1694 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
1695 remove_eh_handler_and_replace, foreach_reachable_handler,
1696 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
1697 * except.h (struct eh_region): Remove eh_region_u_cleanup.
1698 (gen_eh_region_cleanup): Update prototype.
1700 2009-05-09 Jan Hubicka <jh@suse.cz>
1703 * except.c (copy_eh_region): Always set prev_try.
1704 (redirect_eh_edge_to_label): Find outer try.
1705 (foreach_reachable_handler): When looking for prev try
1706 handle case where previous try is not going to be taken.
1708 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1710 PR tree-optimization/40049
1711 * tree-vect-stmts.c (vectorizable_operation): If the machine has
1712 only vector/vector shifts, convert the type of the constant to the
1713 appropriate type to avoid building incorrect trees, which
1714 eventually have problems with garbage collection.
1716 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1718 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
1719 -1 for complex floating-point types if honoring signed zeros.
1721 2009-05-08 Jan Hubicka <jh@suse.cz>
1723 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
1724 argument; handle correctly when profile is absent.
1725 (build_cgraph_edges): Update.
1726 (rebuild_cgraph_edges): Update.
1727 * cgraph.c: Do not include varray.h.
1728 (cgraph_set_call_stmt_including_clones): New function.
1729 (cgraph_create_edge_including_clones): Likewise
1730 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
1731 (cgraph_update_edges_for_call_stmt): Handle clones.
1732 (cgraph_remove_node): Handle clone tree.
1733 (cgraph_remove_node_and_inline_clones): New function.
1734 (dump_cgraph_node): Dump clone tree.
1735 (cgraph_clone_node): Handle clone tree.
1736 (clone_function_name): Bring here from tree-inline.c.
1737 (cgraph_create_virtual_clone): New function.
1738 * cgraph.h (ipa_replace_map): Move here from ipa.h.
1739 (cgraph_clone_info): New function.
1740 (strut cgraph_node): Add clone_info and new clone tree pointers.
1741 (cgraph_remove_node_and_inline_clones,
1742 cgraph_set_call_stmt_including_clones,
1743 cgraph_create_edge_including_clones,
1744 cgraph_create_virtual_clone): Declare.
1745 (cgraph_function_versioning): Use VEC argument.
1746 (compute_call_stmt_bb_frequency): Update prototype.
1747 (cgraph_materialize_all_clones): New function.
1748 * ipa-cp.c (ipcp_update_cloned_node): Remove.
1749 (ipcp_create_replace_map): Update to VECtors.
1750 (ipcp_update_callgraph): Use virtual clones.
1751 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
1752 (ipcp_update_profiling): Do not update local profiling.
1753 (ipcp_insert_stage): Use VECtors and virtual clones.
1754 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
1755 (clone_of_p): New function.
1756 (cgraph_preserve_function_body_p): Use clone tree.
1757 (cgraph_optimize): Materialize clones.
1758 (cgraph_function_versioning): Update for VECtors.
1759 (save_inline_function_body): Use clone tree.
1760 (cgraph_materialize_clone): New function.
1761 (cgraph_materialize_all_clones): Likewise.
1762 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
1763 * ipa.c: Include gimple.h.
1764 (cgraph_remove_unreachable_nodes): Use clone tree.
1765 * ipa-prop.c (ipa_note_param_call): Update call to
1766 compute_call_stmt_bb_frequencycall.
1767 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
1768 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
1769 (copy_bb): Handle updating of clone tree; add new edge when new call
1771 (expand_call_inline): Be strict about every call having edge.
1772 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
1773 (delete_unreachable_blocks_update_callgraph): New function.
1774 (tree_function_versioning): Use VECtors; always remove unreachable
1775 blocks and fold conditionals.
1776 * tree-inline.h: Do not include varray.h.
1777 (tree_function_versioning): Remove.
1778 * Makefile.in (GTFILES): Remove tree-inline.c
1779 * passes.c (do_per_function): Do only functions having body.
1780 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
1783 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
1784 Andrew Morrow <acm@google.com>
1787 * c-common.c (c_common_attribute_table): Permit deprecated
1788 attribute to take an optional argument.
1789 (handle_deprecated_attribute): If the optional argument to
1790 __attribute__((deprecated)) is not a string ignore the attribute
1793 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
1794 * c-typeck.c (build_component_ref): Likewise.
1795 (build_external_ref): Likewise.
1797 * toplev.c (warn_deprecated_use): Add an attribute argument.
1798 Emit the message associated with __attribute__((deprecated)).
1800 * toplev.h (warn_deprecated_use): Updated.
1802 * doc/extend.texi: Document new optional parameter to
1803 __attribute__((deprecated))
1805 2009-05-08 Michael Eager <eager@eagercon.com>
1807 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
1808 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
1810 2009-05-08 Richard Guenther <rguenther@suse.de>
1812 PR tree-optimization/40062
1813 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1814 Avoid exponential behavior.
1816 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1818 PR rtl-optimization/33928
1820 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
1821 process_uses, build_single_def_use_links): New.
1822 (update_df): Update use_def_ref.
1823 (forward_propagate_into): Use get_def_for_use instead of use-def
1825 (fwprop_init): Call build_single_def_use_links and let it initialize
1827 (fwprop_done): Free use_def_ref.
1828 (fwprop_addr): Eliminate duplicate call to df_set_flags.
1829 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
1830 df_rd_simulate_one_insn): New.
1831 (df_rd_bb_local_compute_process_def): Update head comment.
1832 (df_chain_create_bb): Use the new RD simulation functions.
1833 * df.h (df_rd_simulate_artificial_defs_at_top,
1834 df_rd_simulate_one_insn): New.
1835 * opts.c (decode_options): Enable fwprop at -O1.
1836 * doc/invoke.texi (-fforward-propagate): Document this.
1838 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1841 * c-typeck.c (build_binary_op): Handle arithmetic between one real
1842 and one complex operand specially.
1843 * tree-complex.c (some_nonzerop): Do not identify a real value as
1844 zero if flag_signed_zeros.
1846 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1848 PR rtl-optimization/33928
1849 * loop-invariant.c (record_use): Fix && vs. || mishap.
1851 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1853 PR rtl-optimization/33928
1854 * loop-invariant.c (struct use): Add addr_use_p.
1855 (struct def): Add n_addr_uses.
1856 (struct invariant): Add cheap_address.
1857 (create_new_invariant): Set cheap_address.
1858 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
1859 (record_uses): Pass df_ref to record_use.
1860 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
1863 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1865 * config/sh/sh.c: Do not include c-pragma.h.
1867 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1869 * config/spu/spu.c: Remove include of c-common.h.
1871 2009-05-07 Janis Johnson <janis187@us.ibm.com>
1874 * c-common.h (mark_valid_location_for_stdc_pragma,
1875 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
1876 clear_float_const_decimal64, float_const_decimal64_p): New.
1877 * c.opt (Wunsuffixed-float-constants): New.
1878 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
1879 unsuffixed float constant, handle new warning.
1880 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
1881 * c-decl.c (c_scope): New flag float_const_decimal64.
1882 (set_float_const_decimal64, clear_float_const_decimal64,
1883 float_const_decimal64_p): New.
1884 (push_scope): Set new flag.
1885 * c-parser.c (c_parser_translation_unit): Mark when it's valid
1886 to use STDC pragmas.
1887 (c_parser_external_declaration): Ditto.
1888 (c_parser_compound_statement_nostart): Ditto.
1889 * c-pragma.c (valid_location_for_stdc_pragma,
1890 mark_valid_location_for_stdc_pragma,
1891 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
1892 handle_pragma_float_const_decimal64): New.
1893 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
1894 * cp/semantics.c (valid_location_for_stdc_pragma_p,
1895 set_float_const_decimal64, clear_float_const_decimal64,
1896 float_const_decimal64_p): New dummy functions.
1897 * doc/extend.texi (Decimal Float): Remove statement that the
1898 pragma, and suffix for double constants, are not supported.
1899 * doc/invoke.texi (Warning Options): List new option.
1900 (-Wunsuffixed-float-constants): New.
1902 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
1904 * config/i386/i386.c: Do not include c-common.h.
1906 2009-05-07 Mark Heffernan <meheff@google.com>
1908 * doc/invoke.texi (Debugging Options): Document change of debugging
1910 * opts.c (decode_options): Make dump_base_name relative to
1911 aux_base_name directory.
1913 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1915 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
1916 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
1918 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
1920 * Makefile.in (install-plugin): Simplify a bit.
1922 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
1924 * Makefile.in (OBJS-common): Add regcprop.o.
1926 * timevar.def (TV_CPROP_REGISTERS): New.
1927 * regrename.c (regrename_optimize): Return 0.
1928 (rest_of_handle_regrename): Delete.
1929 (pass_rename_registers): Point to regrename_optimize.
1930 (struct value_data_entry, struct value_data,
1931 kill_value_one_regno, kill_value_regno, kill_value,
1932 set_value_regno, init_value_data, kill_clobbered_value,
1933 kill_set_value, kill_autoinc_value, copy_value,
1934 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
1935 replace_oldest_value_reg, replace_oldest_value_addr,
1936 replace_oldest_value_mem, copyprop_hardreg_forward_1,
1937 debug_value_data, validate_value_data): Move...
1938 * regcprop.c: ... here.
1939 (rest_of_handle_cprop): Delete.
1940 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
1942 2009-05-07 Jakub Jelinek <jakub@redhat.com>
1945 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
1946 GEN_INT for 1 << bitnum.
1947 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
1950 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
1952 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
1953 Remove wrong description of "nand" operation.
1955 2009-05-06 Richard Guenther <rguenther@suse.de>
1956 Adam Nemet <anemet@caviumnetworks.com>
1958 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
1959 comment. Add that if LHS is not a gimple register, then RHS1 has
1960 to be a single object (GIMPLE_SINGLE_RHS).
1962 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
1964 * expr.c (get_def_for_expr): Move it up in the file.
1965 (store_field): When expanding a bit-field store, look at the
1966 defining gimple stmt for the masking conversion.
1968 2009-05-06 Janis Johnson <janis187@us.ibm.com>
1971 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
1972 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
1973 32-bit memcpy into long.
1975 2009-05-06 Jakub Jelinek <jakub@redhat.com>
1977 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
1978 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
1980 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
1981 instead of appending DW_OP_deref*.
1983 2009-05-06 Michael Matz <matz@suse.de>
1986 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
1987 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
1989 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
1991 * Makefile.in (install-plugin): Fix srcdir handling.
1993 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
1995 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
1996 when processing for not_regs_needed bitmap.
1997 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
1998 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
1999 handling it for rhs.
2001 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2003 * config/i386/i386.md (unnamed inc/dec peephole): Use
2004 optimize_insn_for_size_p instead of optimize_size.
2005 * config/i386/predicates.md (incdec_operand): Likewise.
2006 (aligned_operand): Likewise.
2007 * config/i386/sse.md (divv8sf3): Likewise.
2008 (sqrtv8sf2): Likewise.
2010 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2012 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
2014 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
2016 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2018 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
2019 ssemodesuffixf2c with avxmodesuffixf2c.
2021 2009-05-06 Joseph Myers <joseph@codesourcery.com>
2024 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
2026 2009-05-05 Jakub Jelinek <jakub@redhat.com>
2028 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
2029 (struct tree_base): Adjust spacing for 8 bit boundaries.
2030 (struct tree_decl_common): Add decl_by_reference_flag bit.
2031 (DECL_BY_REFERENCE): Adjust.
2032 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
2033 print DECL_BY_REFERENCE bit.
2034 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
2035 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
2036 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
2037 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
2041 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
2042 range of the type, but default label is missing, add it with one
2043 of the existing labels instead of adding a new label for it.
2045 2009-05-05 Joseph Myers <joseph@codesourcery.com>
2049 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
2051 * Makefile.in (enable_plugin, plugin_includedir): New.
2052 (install): Depend on install-plugin.
2053 (PLUGIN_HEADERS): New.
2054 (install-plugin): New.
2055 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
2057 2009-05-05 Richard Guenther <rguenther@suse.de>
2059 PR tree-optimization/40022
2060 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
2062 (phivn_valid_p): Fix tuplification error, simplify.
2063 (phiprop_insert_phi): Add dumps.
2064 (propagate_with_phi): Simplify.
2066 2009-05-05 Richard Guenther <rguenther@suse.de>
2069 * builtins.c (gimplify_va_arg_expr): Properly build the address.
2071 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
2073 * tree.h (strip_float_extensions): Remove duplicate declaration.
2074 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
2075 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
2076 block_ultimate_origin): Rearrange the declarations line to match the
2077 comment that indicates the .c file which the functions are defined.
2078 (dwarf2out_*, set_decl_rtl): Add comment.
2079 (get_base_address): Adjust comment.
2080 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
2081 declarations line and add comment.
2082 (is_builtin_name): Add blank after function name, for clarity.
2084 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2086 * attribs.c (decl_attributes): Use %qE for identifiers in
2088 * cgraphunit.c (verify_cgraph_node): Translate function names to
2089 locale character set in diagnostics.
2090 * coverage.c (get_coverage_counts): Use %qE for identifiers in
2092 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
2093 Document that functions are named in UTF-8.
2094 * expr.c (expand_expr_real_1): Translate function names to locale
2095 character set in diagnostics.
2096 * gimplify.c (omp_notice_variable, omp_is_private,
2097 gimplify_scan_omp_clauses): Use %qE for identifiers in
2099 * langhooks.c (lhd_print_error_function): Translate function names
2100 to locale character set.
2101 * langhooks.h (decl_printable_name): Document that return value is
2102 in internal character set.
2103 * stmt.c: Include pretty-print.h
2104 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
2106 (resolve_operand_name_1): Translate named operand name to locale
2108 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
2110 * toplev.c (announce_function): Translate function names to locale
2112 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
2113 (default_tree_printer): Use pp_identifier or translate identifiers
2114 to locale character set. Mark "<anonymous>" for translation.
2115 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
2116 for identifiers in diagnostics.
2117 * tree.c (handle_dll_attribute): Use %qE for identifiers in
2119 * varasm.c (output_constructor): Use %qE for identifiers in
2122 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
2124 * configure.ac: use ` ` instead of $()
2125 * configure: Regenerate.
2127 2009-05-05 Ben Elliston <bje@au.ibm.com>
2129 * config/pa/linux-atomic.c: Eliminate conditional include of
2130 errno.h on non-LP64 systems to simplify build requirements.
2132 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2134 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
2136 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
2137 and pass value to identifier_to_locale.
2138 (warn_variable_length_array): Make name a tree.
2139 (grokdeclarator): Separate diagnostic texts for named and unnamed
2140 declarators. Use %qE for named declarators.
2141 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
2143 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
2144 identifiers in diagnostics.
2145 * c-typeck.c (push_member_name, start_init): Pass identifiers to
2146 identifier_to_locale. Mark "anonymous" strings for translation.
2148 2009-05-04 Michael Eager <eager@eagercon.com>
2150 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
2151 address for DImode/DFmode only if double-precision FP regs.
2153 2009-05-04 Michael Eager <eager@eagercon.com>
2155 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
2156 TARGET_SINGLE_FLOAT check.
2158 2009-05-04 Michael Eager <eager@eagercon.com>
2160 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
2162 2009-05-04 Michael Eager <eager@eagercon.com>
2164 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
2165 * config/rs6000/t-xilinx: New
2167 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
2169 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
2170 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
2171 * gcc/explow.c (memory_address): Use target hook.
2172 * gcc/targhooks.c (default_legitimize_address): New.
2173 * gcc/targhooks.h (default_legitimize_address): New.
2174 * gcc/target.h (legitimize_address): New.
2175 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
2176 (TARGET_INITIALIZER): Include it.
2177 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
2179 * config/bfin/bfin-protos.h (legitimize_address): Remove.
2180 * config/bfin/bfin.c (legitimize_address): Remove.
2181 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
2182 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
2184 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
2185 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
2187 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
2188 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
2189 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
2190 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
2191 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
2192 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
2193 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
2194 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
2195 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
2196 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
2197 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
2198 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
2199 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
2200 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
2201 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
2202 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
2203 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
2204 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
2205 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
2206 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
2207 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
2208 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
2209 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
2211 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
2212 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
2213 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
2214 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
2215 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
2216 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
2217 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
2218 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
2219 (thumb_legitimize_address): Delete.
2220 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
2221 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
2222 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
2223 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
2224 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
2225 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
2227 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
2230 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
2231 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
2232 * config/m32r/m32r.c (m32r_legitimize_address): New.
2233 * config/m68k/m68k.c (m68k_legitimize_address): New.
2234 * config/score/score.c (score_legitimize_address): Standardize.
2235 * config/score/score3.c (score3_legitimize_address): Standardize.
2236 * config/score/score3.h (score3_legitimize_address): Adjust.
2237 * config/score/score7.c (score7_legitimize_address): Standardize.
2238 * config/score/score7.h (score7_legitimize_address): Adjust.
2239 * config/sh/sh.c (sh_legitimize_address): New.
2240 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
2242 * gcc/config/s390/s390.c (legitimize_address): Rename to...
2243 (s390_legitimize_address): ... this.
2244 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
2245 (sparc_legitimize_address): ... this.
2246 * gcc/config/i386/i386.c (legitimize_address): Rename to...
2247 (ix86_legitimize_address): ... this.
2248 * gcc/config/avr/avr.c (legitimize_address): Rename to...
2249 (avr_legitimize_address): ... this.
2250 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
2251 (mn10300_legitimize_address): ... this.
2252 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
2253 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
2254 (alpha_expand_mov): Adjust call.
2256 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
2257 * config/spu/spu.c (spu_legitimize_address): Likewise.
2258 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
2259 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
2261 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2263 * intl.c (locale_encoding, locale_utf8): New.
2264 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
2265 * intl.h (locale_encoding, locale_utf8): Declare.
2266 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
2267 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
2269 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
2271 (pp_tree_identifier): Define to call pp_base_tree_identifier.
2272 (pp_base_tree_identifier): Declare as function.
2273 (identifier_to_locale): Declare.
2274 * Makefile.in (pretty-print.o): Update dependencies.
2275 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
2277 2009-05-04 Richard Guenther <rguenther@suse.de>
2280 * builtins.c (fold_builtin_memory_op): Do not decay to element
2281 type if the size matches the whole array.
2283 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
2285 * expmed.c (synth_mult): When trying out a shift, pass the result
2288 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
2290 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
2291 (shiftsub1_cost): New.
2292 (init_expmed): Compute shiftsub1_cost.
2293 (synth_mult): Optimize multiplications by constants of the form
2294 -(2^^m-1) for some constant positive integer m.
2296 2009-05-03 Richard Guenther <rguenther@suse.de>
2299 * c-typeck.c (array_to_pointer_conversion): Do not built
2300 ADDR_EXPRs of arrays of pointer-to-element type.
2301 * c-gimplify.c (c_gimplify_expr): Revert change fixing
2302 up wrong ADDR_EXPRs after-the-fact.
2303 * c-common.c (strict_aliasing_warning): Strip pointer
2304 conversions for obtaining the original type.
2305 * builtins.c (fold_builtin_memset): Handle array types.
2306 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
2309 2009-05-03 Richard Guenther <rguenther@suse.de>
2312 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
2313 Do not lose casts from array types with unknown extent to array
2314 types with known extent.
2315 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
2316 alias set compatibility.
2318 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
2320 * flags.h (extra_warnings): Delete.
2321 * toplev.c (process_options): Handle Wuninitialized here.
2322 * opts.c (extra_warnings): Delete.
2323 (set_Wextra): Delete.
2324 (common_handle_option): -Wextra can be handled automatically.
2325 * c-opts.c (c_common_handle_option): Delete obsolete code.
2326 (c_common_post_options): Simplify comment.
2327 * common.opt (W): Add Var.
2329 (Wuninitialized): Initialize to -1.
2331 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
2332 Richard Guenther <rguenther@suse.de>
2334 * expr.c (get_def_for_expr): New function.
2335 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
2336 SSA rather than trees.
2337 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
2338 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
2340 2009-05-03 Joseph Myers <joseph@codesourcery.com>
2342 * c-common.c (reswords): Add _Imaginary.
2343 * c-common.c (enum rid): Add RID_IMAGINARY.
2345 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
2347 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
2348 Patch by Richard Guenther.
2350 2009-05-03 Anatoly Sokolov <aesok@post.ru>
2352 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
2353 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2354 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
2355 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
2356 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
2357 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
2358 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
2359 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
2360 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
2361 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
2362 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
2363 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
2364 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
2365 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
2366 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
2367 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
2368 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
2369 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
2371 2009-05-02 Richard Guenther <rguenther@suse.de>
2373 PR tree-optimization/39940
2374 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
2377 2009-05-02 Richard Guenther <rguenther@suse.de>
2380 * tree-ssa.c (execute_update_addresses_taken): Properly check
2381 if we can mark a variable DECL_GIMPLE_REG_P.
2382 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
2383 back to the end of the function.
2384 (is_gimple_reg_type): Remove complex type special casing.
2385 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
2388 2009-05-02 Ben Elliston <bje@au.ibm.com>
2390 * doc/collect2.texi (Collect2): Document search path behaviour
2391 when configured with --with-ld.
2393 2009-05-02 Jan Hubicka <jh@suse.cz>
2395 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
2396 parameter; update callers.
2397 (coalesce_cost_edge): EH edges are costier because they needs
2398 splitting even if not critical and even more costier when there are
2399 multiple EH predecestors.
2401 2009-05-02 Jan Hubicka <jh@suse.cz>
2403 * except.c (remove_eh_handler_and_replace): Handle updating after
2404 removing TRY blocks.
2406 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
2408 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
2410 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
2412 * varasm.c: Do not include c-pragma.h.
2413 * attribs.c: Do not incude c-common.h.
2415 2009-05-01 Michael Matz <matz@suse.de>
2417 * calls.c (initialize_argument_information): Handle SSA names like
2418 decls with a non MEM_P DECL_RTL.
2420 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
2422 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
2423 * ipa-utils.c: Likewise.
2424 * ipa-type-escape.c: Likewise.
2425 * cgraphunit.c Do not include c-common.h.
2426 * ipa-pure-const.c: Likewise.
2427 * tree-if-conv.c: Likewise.
2428 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
2429 * ipa-struct-reorg.c: Likewise.
2430 * tree-nomudflap.c: Likewise.
2431 * tree-ssa-structalias.c: Likewise.
2433 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
2435 * store-motion.c: Many cleanups to make this pass a first-class
2436 citizen instead of an appendix to gcse load motion. Add TODO list
2437 to make this pass faster/cleaner/better.
2439 (struct ls_expr): Post gcse.c-split cleanups.
2440 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
2441 "stores" field to "avail_stores".
2442 (pre_ldst_mems): Rename to store_motion_mems.
2443 (pre_ldst_table): Rename to store_motion_mems_table.
2444 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
2445 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
2446 (ldst_entry): Rename to st_expr_entry, update users.
2447 (free_ldst_entry): Rename to free_st_expr_entry, update users.
2448 (free_ldst_mems): Rename to free_store_motion_mems, update users.
2449 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
2451 (first_ls_expr): Rename to first_st_expr, update users.
2452 (next_ls_expr): Rename to next_st_expr, update users.
2453 (print_ldst_list): Rename to print_store_motion_mems. Print names of
2454 fields properly for store motion instead of names inherited from load
2456 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
2457 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
2460 (ae_kill): Rename to st_kill, update users.
2461 (ae_gen): Rename to st_avloc, update users.
2462 (transp): Rename to st_transp, update users.
2463 (pre_insert_map): Rename to st_insert_map, update users.
2464 (pre_delete_map): Rename to st_delete_map, update users.
2465 (insert_store, build_store_vectors, free_store_memory,
2466 one_store_motion_pass): Update for abovementioned changes.
2468 (gcse_subst_count, gcse_create_count): Remove.
2469 (one_store_motion_pass): New statistics counters "n_stores_deleted"
2470 and "n_stores_created", local variables.
2472 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
2475 (regvec, compute_store_table_current_insn): Remove.
2476 (reg_set_info, reg_clear_last_set): Remove.
2477 (compute_store_table): Use DF caches instead of local dataflow
2480 2009-05-01 Joseph Myers <joseph@codesourcery.com>
2482 * c-objc-common.c (c_tree_printer): Print identifiers with
2483 pp_identifier, not pp_string. Mark "({anonymous})" for
2485 * c-pretty-print.c (pp_c_ws_string): New.
2486 (pp_c_cv_qualifier, pp_c_type_specifier,
2487 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
2488 pp_c_storage_class_specifier, pp_c_function_specifier,
2489 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
2490 pp_c_primary_expression, pp_c_postfix_expression,
2491 pp_c_unary_expression, pp_c_shift_expression,
2492 pp_c_relational_expression, pp_c_equality_expression,
2493 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
2494 use pp_string and pp_c_ws_string in place of pp_identifier and
2495 pp_c_identifier for non-identifiers. Mark English strings for
2497 * c-pretty-print.h (pp_c_ws_string): Declare.
2499 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
2500 Roland McGrath <roland@redhat.com>
2502 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
2503 (ENABLE_LD_BUILDID): New configuration option.
2504 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
2505 (LINK_BUILDID_SPEC): New macro.
2506 (init_spec): If defined, prepend it between LINK_EH_SPEC and
2508 * doc/install.texi: Document --enable-linker-build-id option.
2509 * configure: Rebuild.
2510 * config.in: Rebuild.
2512 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
2514 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
2515 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
2516 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
2517 MIPS_GP_SAVE_AREA_SIZE.
2518 * config/mips/mips.c (struct mips_frame_info): Update comment
2519 before arg_pointer_offset and hard_frame_pointer_offset.
2520 (mips_compute_frame_info): Update diagram before function: to
2521 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
2522 indicate the position of frame_pointer_rtx with -fstack-protector and
2523 to show args_size. Don't allocate cprestore area for leaf functions
2524 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
2526 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
2528 2009-04-30 Michael Matz <matz@suse.de>
2530 PR tree-optimization/39955
2531 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
2533 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
2535 * ira.c (setup_cover_and_important_classes): Use safe macro
2536 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
2538 * genpreds.c (write_tm_preds_h): Output suitable definition of
2539 REG_CLASS_FOR_CONSTRAINT.
2541 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2543 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
2545 * bitmap.c (bitmap_descriptor): Likewise.
2546 * ggc-common.c (loc_descriptor): Likewise.
2547 * varray.c (varray_descriptor): Likewise.
2548 * vec.c (vec_descriptor): Likewise.
2550 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
2552 * Makefile.in (dce.o): Add $(EXCEPT_H).
2553 * dce.c: Include except.h and delete redundant vector definitions.
2554 (deletable_insn_p): Return false for non-call insns that can throw
2557 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
2559 * gcse.c (ae_gen): Remove.
2560 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
2561 and make non-static function to make it available in store-motion.c.
2562 Update call sites with search-and-replace.
2563 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
2564 extract_mentioned_regs, extract_mentioned_regs_helper,
2565 find_moveable_store, compute_store_table, load_kills_store, find_loads,
2566 store_killed_in_insn, store_killed_after, store_killed_before,
2567 build_store_vectors, insert_insn_start_basic_block, insert-store,
2568 remove_reachable_equiv_notes, replace_store_insn, delete_store,
2569 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
2570 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
2571 * store-motion.c: ...new file. Also copy data structures from gcse.c
2572 and clean up to remove parts not used by store motion.
2573 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
2574 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
2576 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2579 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
2580 when optimizing for size.
2582 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
2584 * gcse.c (gcse_constant_p): Fix typo in last change.
2586 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2588 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
2590 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
2592 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
2594 2009-04-29 James E. Wilson <wilson@codesourcery.com>
2596 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
2597 CONST_HIGH_PART result.
2599 2009-04-29 Anatoly Sokolov <aesok@post.ru>
2601 * config/avr/avr.c (initial_elimination_offset): Rename to
2602 avr_initial_elimination_offset.
2603 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
2604 change return type to bool.
2605 (avr_can_eliminate): New function.
2606 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
2607 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
2608 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
2609 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
2610 avr_initial_elimination_offset.
2611 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
2612 (avr_initial_elimination_offset): Define.
2614 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
2615 Steven Bosscher <steven@gcc.gnu.org>
2617 PR rtl-optimization/39938
2618 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
2619 * cfgrtl.c: Include insn-attr.h.
2620 (rest_of_pass_free_cfg): New function.
2621 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
2622 * resource.c (init_resource_info): Remove call to df_analyze.
2624 2009-04-29 Richard Guenther <rguenther@suse.de>
2627 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
2628 allow conversion to signed integers.
2630 2009-04-29 Richard Guenther <rguenther@suse.de>
2632 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
2633 shifts of floating point vectors if the shift amount is
2634 a constant multiple of the element size.
2636 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
2637 Michael Matz <matz@suse.de>
2641 * tree-outof-ssa.c (emit_partition_copy): New function.
2642 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2643 insert_part_to_rtx_on_edge): Perform the partition base var
2644 copy using emit_partition_copy.
2645 (insert_value_copy_on_edge): Convert constants to the right mode.
2646 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
2647 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
2649 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2651 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
2652 scan backwards to try to find a constant to initialize it.
2654 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
2655 insn before the loop_end instruction, don't look past labels.
2657 2009-04-29 Richard Guenther <rguenther@suse.de>
2660 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2661 loose type conversions.
2662 (forward_propagate_addr_expr): Fix tuplification bug. Remove
2663 stmts only if there are no uses of its definition.
2665 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2667 * config/bfin/bfin.h (splitting_loops): Declare.
2668 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
2669 Reorder bit definitions to be ascending.
2670 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
2671 * config/bfin/bfin.c (splitting_loops): New variable.
2672 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
2673 (struct loop_info): Remove members INIT and LOOP_INIT.
2674 (bfin_optimize_loop): Don't set them. Reorder the code that generates
2675 the LSETUP sequence. Allow LC to be loaded from any register, but
2676 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
2677 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
2679 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
2680 of reload_completed.
2683 * config/bfin/bfin.md (movsi_insn): Refine constraints.
2685 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
2687 * Makefile.in (PLUGIN_VERSION_H): New.
2688 (OBJS-common): Remove plugin-version.o.
2689 (plugin.o): Depend on (PLUGIN_VERSION_H).
2690 (plugin-version.o): Remove.
2691 * configure: Regenerate
2692 * configure.ac: Create plugin-version.h.
2693 * gcc-plugin.h (plugin_gcc_version): Remove.
2694 (plugin_default_version_check): Change signature.
2695 * plugin-version.c: Remove.
2696 * plugin.c: Include plugin-version.h.
2697 (str_plugin_gcc_version_name): Remove.
2698 (try_init_one_plugin): Pass gcc version to plugin_init.
2699 (plugin_default_version_check): Both gcc and plugin versions are now
2702 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2704 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
2705 problematic last insns. Test for TYPE_CALL rather than CALL_P.
2706 Remove special case testing for last insn of inner loops. Don't fail
2707 if the loop ends with a jump, emit an extra nop instead.
2709 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
2710 DREGS rather than comparing directly. Remove code that tries to
2711 account for latencies.
2713 2009-04-29 Richard Guenther <rguenther@suse.de>
2715 PR tree-optimization/39941
2716 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
2717 eliminating an indirect call.
2719 2009-04-29 Richard Guenther <rguenther@suse.de>
2721 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
2722 parameter. Allow invariants as base if !require_lvalue.
2723 (verify_gimple_assign_single): Adjust.
2725 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2727 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
2728 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
2729 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
2730 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
2731 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
2733 * config/bfin/bfin.c (bfin_expand_builtin,
2734 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
2736 2009-04-28 Richard Guenther <rguenther@suse.de>
2738 * tree-vect-loop.c (get_initial_def_for_induction): Use
2739 correct types for pointer increment.
2741 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2743 * toplev.c (print_version): Update GMP version string calculation.
2745 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
2747 PR rtl-optimization/39938
2748 * resource.c (init_resource_info): Add call to df_analyze.
2750 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2752 * config/alpha/alpha.md (usegp): Cast the result of
2753 alpha_find_lo_sum_using_gp to enum attr_usegp.
2754 * config/alpha/alpha.c (override_options): Remove end-of-structure
2755 marker element from cpu_table. Use array size of cpu_table to handle
2756 -mcpu and -mtune options.
2757 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
2759 2009-04-28 Joseph Myers <joseph@codesourcery.com>
2761 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
2762 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
2763 tune_32 and tune_64.
2764 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2766 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
2767 * config/rs6000/option-defaults.h: ... here. New file.
2768 (OPT_64, OPT_32): Define.
2769 (MASK_64BIT): Define to 0 if not already defined.
2770 (OPT_ARCH64, OPT_ARCH32): Define.
2771 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
2774 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2776 * config/arm/arm.c (arm_override_options): Emit error on using
2779 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2781 PR rtl-optimization/39914
2782 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
2783 registers for allocnos created from user-defined variables only
2784 when not optimizing.
2786 2009-04-28 Richard Guenther <rguenther@suse.de>
2789 * fold-const.c (fold_binary): Use distribute_real_division only
2792 2009-04-28 Steve Ellcey <sje@cup.hp.com>
2794 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
2795 add hpux-stdint.h to tm_file.
2796 (hppa[12]*-*-hpux11*): Ditto.
2797 (ia64*-*-hpux*): Ditto.
2798 * config/hpux-stdint.h: New.
2799 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
2800 __STDC_EXT__ for all compiles.
2801 * config/pa/pa-hpux.h: Ditto.
2802 * config/pa/pa-hpux10.h: Ditto.
2803 * config/pa/pa-hpux11.h: Ditto.
2805 2009-04-28 Catherine Moore <clm@codesourcery.com>
2807 * debug.h (set_name): Add comment.
2809 2009-04-28 Andrew Pinski <pinskia@gmail.com>
2812 * config/darwin.c (machopic_gen_offset): Check
2813 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
2814 * config/arm/arm.c (require_pic_register): Likewise.
2816 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
2818 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
2819 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
2820 m32c_promote_prototypes): Delete.
2822 2009-04-28 Michael Matz <matz@suse.de>
2825 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
2828 2009-04-28 Richard Guenther <rguenther@suse.de>
2830 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
2832 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2834 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
2835 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
2836 * config/arm/arm-tune.md: Regenerate.
2838 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2840 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
2841 block if there are complex incoming edges.
2842 (sel_merge_blocks): Remove useless assert.
2843 (sel_redirect_edge_and_branch): Check that edge was redirected.
2844 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
2845 (sel_find_rgns): Delete declaration.
2846 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
2847 the region when it is not a preheader.
2849 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2852 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
2854 2009-04-28 Richard Guenther <rguenther@suse.de>
2856 * tree.h (SSA_NAME_VALUE): Remove.
2857 (struct tree_ssa_name): Remove value_handle member.
2858 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
2859 array for jump threading.
2860 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
2862 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
2863 * tree-flow.h (threadedge_initialize_values): Declare.
2864 (threadedge_finalize_values): Likewise.
2865 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
2866 (SSA_NAME_VALUE): Define.
2867 (threadedge_initialize_values): New function.
2868 (threadedge_finalize_values): Likewise.
2869 * tree-ssa-dom.c (ssa_name_values): New global variable.
2870 (SSA_NAME_VALUE): Define.
2871 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
2873 2009-04-28 Ira Rosen <irar@il.ibm.com>
2875 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
2876 Use REPORT_VECTORIZED_LOCATIONS instead
2877 REPORT_VECTORIZED_LOOPS.
2878 * tree-vectorizer.c (vect_verbosity_level): Make static.
2879 (vect_loop_location): Rename to vect_location.
2880 (vect_set_verbosity_level): Update comment.
2881 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
2883 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
2884 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
2885 instead REPORT_UNVECTORIZED_LOOPS.
2886 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
2887 and vect_loop_def to vect_external_def and vect_internal_def.
2888 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
2889 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
2890 REPORT_UNVECTORIZED_LOCATIONS.
2891 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
2892 and vect_used_in_loop and to vect_unused_in_scope and
2894 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
2895 (vect_verbosity_level): Remove declaration.
2896 (vect_analyze_operations): Likewise.
2897 (vect_analyze_stmt): Declare.
2898 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
2899 REPORT_UNVECTORIZED_LOCATIONS.
2900 (vect_get_loop_niters): Fix indentation.
2901 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
2902 (vect_analyze_loop_operations): New function.
2903 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
2904 vect_analyze_operations.
2905 (vect_is_simple_reduction): Use new names.
2906 (vectorizable_live_operation, vect_transform_loop): Likewise.
2907 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
2908 to specify whether the data references can be a part of interleaving
2910 (vect_analyze_data_ref_dependence): Use new names.
2911 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
2912 (vect_create_addr_base_for_vector_ref): Remove redundant code.
2913 * tree-vect-patterns.c (widened_name_p): Use new names.
2914 (vect_recog_dot_prod_pattern): Likewise.
2915 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
2916 (process_use, vect_mark_stmts_to_be_vectorized,
2917 vect_model_simple_cost, vect_model_store_cost,
2918 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
2919 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2920 vectorizable_operation, vectorizable_type_demotion,
2921 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
2922 vectorizable_condition): Likewise.
2923 (vect_analyze_operations): Split into vect_analyze_loop_operations
2925 (vect_analyze_stmt): ... new function.
2926 (new_stmt_vec_info): Use new names.
2927 (vect_is_simple_use): Use new names and fix comment.
2928 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
2929 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
2931 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2934 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
2935 and integer modes for x87 operands. Do not ICE for unsupported size,
2936 generate error instead. Generate error for unsupported operand types.
2937 ['z']: Do not handle HImode memory operands specially. Warning
2938 for floating-point operands. Fallthru to 'Z' for unsupported operand
2939 types. Do not ICE for unsupported size, generate error instead.
2940 (output_387_binary_op): Use %Z to output operands.
2941 (output_fp_compare): Ditto.
2942 (output_387_reg_move): Ditto.
2944 2009-04-28 Ben Elliston <bje@au.ibm.com>
2949 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2951 * builtins.c (c_strlen): Do not warn here.
2952 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
2953 * c-common.c (pointer_int_sum): Take an explicit location.
2954 Warn about offsets out of bounds.
2955 * c-common.h (pointer_int_sum): Adjust declaration.
2957 2009-04-27 Ian Lance Taylor <iant@google.com>
2959 * collect2.c (is_ctor_dtor): Change type of ret field in struct
2961 * dce.c (run_fast_df_dce): Change type of old_flags to int.
2962 * df-core.c (df_set_flags): Change return type to int. Change
2963 type of old_flags to int.
2964 (df_clear_flags): Likewise.
2965 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
2966 (df_get_conditional_uses): Likewise.
2967 * df.h (df_set_flags, df_clear_flags): Update declarations.
2968 * dwarf2out.c (struct indirect_string_node): Change type of form
2969 field to enum dwarf_form.
2970 (AT_string_form): Change return type to enum dwarf_form.
2971 * fixed-value.c (fixed_compare): Add cast to enum type.
2972 * fwprop.c (update_df): Change 0 to VOIDmode.
2973 * gensupport.c: Change 0 to UNKNOWN.
2974 * gimple.h (gimple_cond_code): Add cast to enum type.
2975 * haifa-sched.c (reemit_notes): Add cast to enum type.
2976 * hooks.c (hook_int_void_no_regs): Remove function.
2977 * hooks.h (hook_int_void_no_regs): Remove declaration.
2978 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
2979 * predict.c (combine_predictions_for_insn): Add casts to enum type.
2980 * real.c (real_arithmetic): Add cast to enum type.
2981 (real_compare): Likewise.
2982 * target.h (struct gcc_target): Change return type of
2983 branch_target_register_class to enum reg_class.
2984 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
2985 default_branch_target_register_class.
2986 * targhooks.c (default_branch_target_register_class): New function.
2987 * targhooks.h (default_branch_target_register_class): Declare.
2988 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
2989 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
2991 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
2993 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
2994 vect_uninitialized_def. Change 0 to ERROR_MARK.
2995 * tree-vect-stmts.c (supportable_widening_operation): Don't
2996 initialize icode1 and icode2.
2997 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
2998 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
3000 (cmn_err_flag_specs): Change 0 to STD_C89.
3001 (cmn_err_char_table): Likewise.
3002 * config/arm/arm.c (get_arm_condition_code): Change type of code
3003 to enum arm_cond_code.
3004 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
3005 (IWMMXT_BUILTIN2): Likewise.
3006 (neon_builtin_type_bits): Don't define typedef.
3007 (neon_builtin_datum): Change type of bits field to int.
3008 (arm_expand_neon_args): Add cast to enum type.
3009 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
3011 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
3013 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
3015 * config/mips/mips.md (jal_macro): Return enum constant.
3016 (single_insn): Likewise.
3017 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
3019 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3021 * config/s390/s390.c (s390_tune_flags): Change type to int.
3022 (s390_arch_flags): Likewise.
3023 (s390_handle_arch_option): Change flags field of struct pta to int.
3024 * config/s390/s390.h (s390_tune_flags): Update declaration.
3025 (s390_arch_flags): Likewise.
3026 * config/sh/sh.c (prepare_move_operands): Compare
3027 tls_symbolic_operand result with enum constant.
3028 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
3029 (sh_expand_prologue): Add cast to enum type.
3030 (sh_expand_epilogue): Likewise.
3031 (tls_symbolic_operand): Change return type to enum tls_model.
3032 (fpscr_set_from_mem): Add cast to enum type.
3033 (legitimize_pic_address): Compare tls_symbolic_operand result with
3035 (sh_target_reg_class): Change return type to enum reg_class.
3036 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
3038 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
3039 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
3040 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
3041 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
3042 (delayed_branch, tls_call_delay): Likewise.
3043 (eligible_for_sibcall_delay): Likewise.
3044 (eligible_for_return_delay): Likewise.
3045 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
3046 (spu_expand_builtin_1): Likewise.
3048 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
3049 for all types of conversions.
3050 (output_init_element): Issue -Wc++-compat warning if needed when
3051 initializing a bitfield with enum type.
3052 * c-parser.c (c_parser_expression): Set original_type to
3053 original_type of right hand operand of comman operator.
3055 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3057 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
3059 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
3060 * doc/cpp.texi (Standard Predefined Macros)
3061 (Implementation-defined behavior): Likewise.
3062 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
3063 * doc/gimple.texi (GIMPLE Exception Handling)
3064 (@code{GIMPLE_ASSIGN}): Likewise.
3065 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
3066 * doc/invoke.texi (Warning Options, Optimize Options)
3067 (AVR Options, Darwin Options): Likewise.
3068 (Optimize Options): Reformulate -fwhole-program description.
3069 * doc/loop.texi (Lambda): Likewise.
3070 * doc/md.texi (Output Template, Define Constraints)
3071 (Standard Names, Insn Splitting): Likewise.
3072 * doc/options.texi (Option properties): Likewise.
3073 * doc/passes.texi (Tree-SSA passes): Likewise.
3074 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
3075 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
3076 (File Names and DBX): Likewise.
3077 * doc/trouble.texi (Incompatibilities): Likewise.
3079 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3081 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
3082 instruction is correct.
3084 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3086 Allow non-constant arguments to conversion intrinsics.
3087 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
3088 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
3089 * spu.c (print_operand): Handle 'v' and 'w'.
3090 (exp2_immediate_p, spu_gen_exp2): Define.
3091 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
3092 spu_convtf_1): Update parameter descriptions.
3093 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
3094 * constraints.md ('v', 'w'): New.
3095 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
3097 (i2f, I2F): New define_mode_attr.
3098 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
3099 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
3100 fixuns_truncv4sfv4si2): Update to use mode attribute.
3101 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
3102 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
3103 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
3104 patterns for combine.
3106 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
3108 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
3109 (cprop, hoist, pre, store_motion): New debug counters.
3110 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
3111 is not an RTL pass anymore.
3112 (pass_profiling): Remove extern decl for pass removed in 2005.
3113 (pass_gcse, pass_jump_bypass): Remove.
3114 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
3115 to 0 for clean state.
3116 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
3117 * cse.c (gate_handle_cse_after_global_opts,
3118 rest_of_handle_cse_after_global_opts): New functions.
3119 (pass_cse_after_global_opts): New pass, does local CSE.
3120 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
3121 (TV_CPROP): New timevar.
3122 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
3123 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
3124 (gcse_main, recompute_all_luids): Remove.
3125 (compute_hash_table_work): Call max_reg_num instead of reading
3127 (cprop_jump): Don't set run_jump_opt_after_gcse.
3128 (constprop_register): Always allow to alter jumps.
3129 (cprop_insn): Likewise.
3130 (do_local_cprop): Likewise.
3131 (local_cprop_pass): Likewise. Return non-zero if something changed.
3132 (cprop): Remove function, fold interesting bits into one_cprop_pass.
3133 (find_implicit_sets): Add note about missed optimization opportunity.
3134 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
3135 pass_rtl_cprop execute function.
3136 Don't bother tracking the pass number, each pass gets its own dumpfile
3138 Always allow to alter jumpsand bypass jumps.
3139 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
3140 will just find no suitable set.
3141 (pre_edge_insert): Fix dumping, this function is for PRE only.
3142 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
3143 pass_rtl_pre execute function.
3144 (hoist_code): Return non-zero if something changed. Keep track of
3145 substitutions and insertions for statistics gathering similar to PRE.
3146 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
3147 called from the pass_rtl_hoist execute function. Show pass statistics.
3148 (compute_store_table): Use max_reg_num directly instead of using the
3149 formerly global max_gcse_regno.
3150 (build_store_vectors): Likewise.
3151 (replace_store_insn): Fix dumping.
3152 (store_motion): Rename to ...
3153 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
3154 pass, called from the pass_rtl_store_motion execute function. Keep
3155 track of substitutions and insertions for statistics gathering similar
3157 (bypass_jumps): Remove, fold interesting bits into ...
3158 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
3159 from the pass_rtl_cprop execute function.
3160 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3161 pass_jump_bypass): Remove.
3162 (gate_handle_gcse, rest_of_handle_gcse): Remove.
3163 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
3164 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
3165 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
3166 (gate_rtl_store_motion, execute_rtl_store_motion,
3167 pass_rtl_store_motion): New.
3168 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
3169 make it clear that -fcse-skip-blocks is a no-op for backward compat.
3170 * passes.c (init_optimization_passes): Remove pass_gcse and
3171 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
3172 and cse_after_global_opts in place of pass_gcse. Schedule cprop
3173 instead of pass_jump_bypass.
3175 2009-04-27 Richard Guenther <rguenther@suse.de>
3178 * gimplify.c (gimplify_expr): If we are required to create
3179 a temporary make sure it ends up as register.
3181 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
3184 * config/i386/i386.c (construct_container): Don't call
3185 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
3186 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
3188 2009-04-27 Michael Matz <matz@suse.de>
3190 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
3191 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
3192 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
3193 (dump_replaceable_exprs): Take a bitmap.
3194 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
3196 (expand_gimple_basic_block): Likewise.
3197 * tree-ssa-ter.c (struct temp_expr_table_d): Make
3198 replaceable_expressions member a bitmap.
3199 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
3200 (mark_replaceable): Likewise.
3201 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
3202 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
3204 2009-04-27 Richard Guenther <rguenther@suse.de>
3206 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
3207 (verify_stmts): Dispatch to gimple/type verification code.
3208 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
3209 issue with call argument types.
3211 2009-04-27 Michael Matz <matz@suse.de>
3213 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
3214 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
3217 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
3218 Eric Botcazou <ebotcazou@adacore.com>
3220 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
3221 a label's basic block.
3222 (mark_target_live_regs): Tidy and rework obsolete comments.
3223 Change back DF problem to LIVE. If a label starts a basic block,
3224 assume that all registers that used to be live then still are.
3225 (init_resource_info): If a label starts a basic block, set its
3226 BLOCK_FOR_INSN accordingly.
3227 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
3229 2009-04-27 Richard Guenther <rguenther@suse.de>
3231 * tree-flow-inline.h (function_ann): Remove.
3232 (get_function_ann): Likewise.
3233 * tree-dfa.c (create_function_ann): Remove.
3234 * tree-flow.h (struct static_var_ann_d): Remove.
3235 (struct function_ann_d): Likewise.
3236 (union tree_ann_d): Remove fdecl member.
3237 (function_ann_t): Remove.
3238 (function_ann, get_function_ann, create_function_ann): Remove
3241 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
3243 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
3245 2009-04-27 Jan Hubicka <jh@suse.cz>
3247 * ipa-pure-const.c (struct funct_state_d): New fields
3248 state_previously_known, looping_previously_known; remove
3249 state_set_in_source.
3250 (analyze_function): Use new fields.
3251 (propagate): Avoid assumption that state_set_in_source imply
3254 * tree-ssa-loop-niter.c (finite_loop_p): New function.
3255 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
3256 * cfgloop.h (finite_loop_p): Declare.
3258 2009-04-26 Michael Matz <matz@suse.de>
3260 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
3262 2009-04-26 Michael Matz <matz@suse.de>
3264 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
3265 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
3266 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
3267 pass_mark_used_blocks): Remove.
3268 * tree-optimize.c (pass_free_datastructures,
3269 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
3270 * passes.c (init_optimization_passes): Don't call
3271 pass_mark_used_blocks, remove dead code.
3273 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
3275 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
3276 * tree-ssa-live.h (register_ssa_partition): Likewise.
3278 2009-04-26 Michael Matz <matz@suse.de>
3281 * builtins.c (fold_builtin_next_arg): Handle SSA names.
3282 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
3283 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
3285 (compare_pairs): Swap cost comparison.
3286 (coalesce_ssa_name): Don't use change_partition_var.
3287 * tree-nrv.c (struct nrv_data): Add modified member.
3288 (finalize_nrv_r): Set it.
3289 (tree_nrv): Use it to update statements.
3290 (pass_nrv): Require PROP_ssa.
3291 * tree-mudflap.c (mf_decl_cache_locals,
3292 mf_build_check_statement_for): Use make_rename_temp.
3293 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
3294 * alias.c (find_base_decl): Handle SSA names.
3295 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
3296 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
3297 * rtl.h (set_reg_attrs_for_parm): Declare.
3298 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
3299 to "optimized", remove unused locals at finish.
3300 (execute_free_datastructures): Make global, call
3301 delete_tree_cfg_annotations.
3302 (execute_free_cfg_annotations): Don't call
3303 delete_tree_cfg_annotations.
3305 * ssaexpand.h: New file.
3306 * expr.c (toplevel): Include ssaexpand.h.
3307 (expand_assignment): Handle SSA names the same as register variables.
3308 (expand_expr_real_1): Expand SSA names.
3309 * cfgexpand.c (toplevel): Include ssaexpand.h.
3310 (SA): New global variable.
3311 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
3312 (SSAVAR): New macro.
3313 (set_rtl): New helper function.
3314 (add_stack_var): Deal with SSA names, use set_rtl.
3315 (expand_one_stack_var_at): Likewise.
3316 (expand_one_stack_var): Deal with SSA names.
3317 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
3318 before unique numbers.
3319 (expand_stack_vars): Use set_rtl.
3320 (expand_one_var): Accept SSA names, add asserts for them, feed them
3321 to above subroutines.
3322 (expand_used_vars): Expand all partitions (without default defs),
3323 then only the local decls (ignoring those expanded already).
3324 (expand_gimple_cond): Remove edges when jumpif() expands an
3326 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
3327 or remove abnormal edges. Ignore insns setting the LHS of a TERed
3329 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
3330 members of SA; deal with PARM_DECL partitions here; expand
3331 all PHI nodes, free tree datastructures and SA. Commit instructions
3332 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
3333 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
3334 info and statements at start, collect garbage at finish.
3335 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
3336 (VAR_ANN_PARTITION) Remove.
3337 (change_partition_var): Don't declare.
3338 (partition_to_var): Always return SSA names.
3339 (var_to_partition): Only accept SSA names.
3340 (register_ssa_partition): Only check argument.
3341 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
3343 (delete_var_map): Don't free it.
3344 (var_union): Only accept SSA names, simplify.
3345 (partition_view_init): Mark only useful SSA names as used.
3346 (partition_view_fini): Only deal with SSA names.
3347 (change_partition_var): Remove.
3348 (dump_var_map): Use ssa_name instead of partition_to_var member.
3349 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
3351 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
3352 (struct _elim_graph): New member const_dests; nodes member vector of
3354 (set_location_for_edge): New static helper.
3355 (create_temp): Remove.
3356 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
3357 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
3358 (new_elim_graph): Allocate const_dests member.
3359 (clean_elim_graph): Truncate const_dests member.
3360 (delete_elim_graph): Free const_dests member.
3361 (elim_graph_size): Adapt to new type of nodes member.
3362 (elim_graph_add_node): Likewise.
3363 (eliminate_name): Likewise.
3364 (eliminate_build): Don't take basic block argument, deal only with
3365 partition numbers, not variables.
3366 (get_temp_reg): New static helper.
3367 (elim_create): Use it, deal with RTL temporaries instead of trees.
3368 (eliminate_phi): Adjust all calls to new signature.
3369 (assign_vars, replace_use_variable, replace_def_variable): Remove.
3370 (rewrite_trees): Only do checking.
3371 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
3372 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
3373 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
3374 contains_tree_r, MAX_STMTS_IN_LATCH,
3375 process_single_block_loop_latch, analyze_edges_for_bb,
3376 perform_edge_inserts): Remove.
3377 (expand_phi_nodes): New global function.
3378 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
3379 functions, initialize new parameter, remember partitions having a
3381 (finish_out_of_ssa): New global function.
3382 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
3383 don't reset in_ssa_p here, don't disable TER when mudflap.
3384 (pass_del_ssa): Remove.
3385 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
3387 (execute_free_datastructures): Declare.
3388 * Makefile.in (SSAEXPAND_H): New variable.
3389 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
3390 * basic-block.h (commit_one_edge_insertion): Declare.
3391 * passes.c (init_optimization_passes): Move pass_nrv and
3392 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
3393 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
3394 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
3395 (redirect_branch_edge): Deal with super block when expanding, split
3396 out jump patching itself into ...
3397 (patch_jump_insn): ... here, new static helper.
3399 2009-04-26 Michael Matz <matz@suse.de>
3401 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
3402 beyond num_ssa_names.
3403 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
3404 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
3406 2009-04-26 Jakub Jelinek <jakub@redhat.com>
3409 * fwprop.c (forward_propagate_asm): New function.
3410 (forward_propagate_and_simplify): Propagate also into __asm, if it
3411 doesn't increase the number of referenced registers.
3414 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
3416 2009-04-26 Jakub Jelinek <jakub@redhat.com>
3418 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
3419 note_nonlocal_vla_type for nonlocal VLAs.
3420 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
3421 contains_remapped_vars, remap_vla_decls): New functions.
3422 (convert_nonlocal_reference_stmt): If not optimizing, call
3423 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
3424 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
3425 if it wasn't found in var_map.
3426 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
3427 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
3428 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
3430 * gimplify.c (nonlocal_vlas): New variable.
3431 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
3433 (gimplify_body): Create and destroy nonlocal_vlas.
3435 * dwarf2out.c (loc_descr_plus_const): New function.
3436 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
3437 mem_loc_descriptor, loc_descriptor_from_tree_1,
3438 descr_info_loc, gen_variable_die): Use it.
3440 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
3441 !TREE_STATIC VAR_DECLs.
3442 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
3443 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
3444 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
3445 DECL_BY_REFERENCE is valid.
3446 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
3447 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
3448 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
3449 Copy DECL_BY_REFERENCE.
3450 (struct nesting_copy_body_data): New type.
3451 (nesting_copy_decl): New function.
3452 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
3453 if they have variable length.
3455 2009-04-26 Michael Matz <matz@suse.de>
3457 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
3458 mark new temporaries for renaming.
3460 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3463 * c-decl.c (global_bindings_p): Return negative value.
3464 (c_variable_size): New. Based on variable_size from
3466 (grokdeclarator): Call c_variable_size not variable_size.
3468 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
3470 * config/i386/i386.c (print_operand) ['z']: Fix typo.
3472 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
3474 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
3475 Redefine it to just use mingw/include.
3476 (ASM_SPEC): Rules for -m32 and -m64.
3477 (LINK_SPEC): Use Likewise.
3478 (SPEC_32): New define.
3479 (SPEC_64): Likewise.
3480 (SUB_LINK_SPEC): Likewise.
3481 (MULTILIB_DEFAULTS): New define.
3482 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
3483 Add multilib options.
3484 (MULTILIB_DIRNAMES): Likewise.
3485 (MULTILIB_OSDIRNAMES): Likewise.
3487 (INSTALL_LIBGCC): Likewise.
3489 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3492 * c-tree.h (enum c_inline_static_type): New.
3493 (record_inline_static): Declare.
3494 * c-decl.c (struct c_inline_static, c_inline_statics,
3495 record_inline_static, check_inline_statics): New.
3496 (pop_file_scope): Call check_inline_statics.
3497 (start_decl): Call record_inline_static instead of pedwarning
3498 directly for static in inline function.
3499 * c-typeck.c (build_external_ref): Call record_inline_static
3500 instead of pedwarning directly for static referenced in inline
3503 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
3505 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
3506 not new but only being rescanned.
3507 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
3508 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
3509 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
3510 record_set_info, compute_set, grealloc): Remove.
3511 (recompute_all_luids): New function.
3512 (gcse_main): Don't compute sets, and don't do related memory
3513 allocations/free-ing. If something changed before the end of the
3514 pass, update LUIDs using recompute_all_luids.
3515 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
3516 (free_gcse_mem): Don't free it either.
3517 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
3518 Use the df insn LUIDs.
3519 (load_killed_in_block): Likewise.
3520 (compute_hash_table_work): Don't compute reg_set_in_block.
3521 (compute_transp): Use DF_REG_DEF_CHAINs.
3522 (local_cprop_pass): Don't use compute_sets and related functions.
3523 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
3524 Use get_max_uid() instead of max_cuid.
3525 (insert_insn_end_basic_block, pre_insert_copy_insn,
3526 update_ld_motion_stores): Don't try to
3527 keep reg_set tables up to date.
3528 (pre_insert_copies): Use df insn LUIDs.
3529 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
3530 (reg_set_info): Don't use extra bitmap argument.
3531 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
3532 information to compute regs_set_in_block.
3533 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
3534 (bypass_jumps): Don't use compute_sets and friends.
3536 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3539 * opts.c (undocumented_msg): Do not leave blank even with
3542 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3544 * c-decl.c (build_enumerator): Allow values folding to integer
3545 constants but not integer constant expressions with a pedwarn if
3548 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3551 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
3552 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
3553 type is an integer constant.
3555 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3558 * config/i386/i386.c (print_operand) ['z']: Revert handling of
3561 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3564 * c-decl.c (grokdeclarator): Diagnose declarations of functions
3565 with variably modified return type and no storage class
3566 specifiers, except for the case of nested functions. Distinguish
3567 extern declarations of functions with variably modified return
3568 types from those of objects with variably modified types.
3570 2009-04-25 Jan Hubicka <jh@suse.cz>
3572 * tree.c (list_equal_p): New function.
3573 * tree.h (list_equal_p): Declare.
3574 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3575 basic_block_def, basic_block, const_basic_block): New.
3576 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
3577 (redirect_eh_edge): New function.
3578 (make_eh_edge_update_phi): EH edges are not abnormal.
3579 * except.c: Include tree-flow.h.
3580 (list_match): New function.
3581 (eh_region_replaceable_by_p): New function.
3582 (replace_region): New function.
3583 (hash_type_list): New function.
3584 (hash_eh_region): New function.
3585 (eh_regions_equal_p): New function.
3586 (merge_peers): New function.
3587 (remove_unreachable_regions): Verify EH tree when checking;
3589 (copy_eh_region_1): New function.
3590 (copy_eh_region): New function.
3591 (push_reachable_handler): New function.
3592 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
3593 regions without label but with live RESX.
3594 * except.h (redirect_eh_edge_to_label): New.
3595 * tree-flow.h (redirect_eh_edge): New.
3596 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3597 basic_block_def, basic_block, const_basic_block): Remove.
3598 * Makefile.in (except.o): Add dependency on tree-flow.h
3599 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
3600 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
3603 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
3606 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
3607 on the destination of memcpy.
3609 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
3611 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
3612 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
3613 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
3615 2009-04-25 Jan Hubicka <jh@suse.cz>
3617 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
3618 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
3619 to be reached by different label than left.
3620 (update_eh_edges): Update comment; remove edge_to_remove if possible
3621 and return true if suceeded.
3622 (cleanup_empty_eh): Accept sharing map; handle shared regions.
3623 (cleanup_eh): Compute sharing map.
3624 * except.c (remove_eh_handler_and_replace): Add argument if we should
3626 (remove_unreachable_regions): Update for label sharing.
3627 (label_to_region_map): Likewise.
3628 (get_next_region_sharing_label): New function.
3629 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
3631 (remove_eh_handler): Update.
3632 (remove_eh_region_and_replace_by_outer_of): New function.
3633 * except.h (struct eh_region): Add next_region_sharing_label.
3634 (remove_eh_region_and_replace_by_outer_of,
3635 get_next_region_sharing_label): Declare.
3636 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
3638 2009-04-25 Jan Hubicka <jh@suse.cz>
3640 * tree-cfg.c (split_critical_edges): Split also edges where we can't
3641 insert code even if they are not critical.
3643 2009-04-25 Jan Hubicka <jh@suse.cz>
3645 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3646 (gimple_can_remove_branch_p): EH edges won't remove branch by
3648 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
3649 updating of non-abnormal EH edges.
3650 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3651 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
3652 (split_critical_edges): Split also edges where emitting code on them
3653 will lead to splitting later.
3655 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3656 H.J. Lu <hongjiu.lu@intel.com>
3659 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
3660 the configured assembler supports fildq and fistpq mnemonics.
3661 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
3662 * configure: Regenerated.
3665 * config/i386/i386.c (print_operand): Handle 'Z'.
3666 ['z']: Remove handling of special fild/fist suffixes.
3667 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
3668 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
3669 suffix of fild insn.
3670 (*floatsi<mode>2_vector_mixed): Ditto.
3671 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
3672 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
3673 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3674 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
3675 * config/i386/gas.h (GAS_MNEMONICS): Remove.
3677 2009-04-25 Ben Elliston <bje@au.ibm.com>
3679 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
3680 the source of a set operation.
3682 2009-04-25 Anatoly Sokolov <aesok@post.ru>
3684 * target.h (struct gcc_target): Add case_values_threshold field.
3685 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
3686 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
3687 * targhooks.c (default_case_values_threshold): New function.
3688 * targhooks.h (default_case_values_threshold): Declare function.
3689 * stmt.c (expand_case): Use case_values_threshold target hook.
3690 * expr.h (case_values_threshold): Remove declartation.
3691 * expr.c (case_values_threshold): Remove function.
3692 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
3694 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
3695 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3696 (avr_case_values_threshold): Declare as static.
3697 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
3699 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
3700 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3701 (mn10300_case_values_threshold): New function.
3703 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3705 * ira.c (setup_cover_and_important_classes): Add enum cast.
3707 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
3709 * genpreds.c (write_enum_constraint_num): Output definition of
3710 CONSTRAINT_NUM_DEFINED_P macro.
3711 * ira.c (setup_cover_and_important_classes): Use
3712 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
3714 2009-04-24 DJ Delorie <dj@redhat.com>
3716 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
3717 __SH2A_SINGLE_ONLY__ also.
3719 2009-04-24 Steve Ellcey <sje@cup.hp.com>
3721 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
3722 (movdf_internal): Ditto.
3723 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
3724 SFmode and DFmode constants.
3725 (ia64_print_operand): Add 'G' format for printing
3726 floating point constants.
3728 2009-04-24 Richard Guenther <rguenther@suse.de>
3730 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
3731 from unsigned additions.
3733 2009-04-24 Joseph Myers <joseph@codesourcery.com>
3735 * c-typeck.c (set_init_index): Allow array designators that are
3736 not integer constant expressions with a pedwarn if pedantic.
3738 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3740 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
3741 zero if no overlap in nonzero bits between the operands.
3743 2009-04-24 Ian Lance Taylor <iant@google.com>
3745 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
3746 (record_dead_and_set_regs): Likewise.
3747 * df.h (struct df_mw_hardreg): Change flags field to int.
3748 (struct df_base_ref): Likewise.
3749 (struct df): Change changeable_flags field to int.
3750 * df-scan.c (df_defs_record): Change clobber_flags to int.
3751 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
3752 constants rather than #define macros.
3753 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
3754 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
3755 (enum dwarf_calling_convention): Likewise.
3756 (enum dwarf_line_number_x_ops): Likewise.
3757 (enum dwarf_call_frame_info): Likewise.
3758 (enum dwarf_source_language): Likewise.
3759 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
3760 (add_calling_convention_attribute): Likewise.
3761 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
3762 (combine_comparisons): Change compcode to int. Add cast to enum type.
3763 * genrecog.c (maybe_both_true_2): Change c to int.
3764 (write_switch): Likewise. Add cast to enum type.
3765 * gimplify.c (gimplify_omp_for): Handle return values from
3766 gimplify_expr using MIN rather than bitwise or.
3767 (gimplify_expr): Add cast to enum type.
3768 * ipa-prop.c (update_jump_functions_after_inlining): Change
3769 IPA_BOTTOM to IPA_JF_UNKNOWN.
3770 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
3771 Add casts to enum type.
3772 (setup_cover_and_important_classes): Change cl to int. Add casts
3774 (setup_class_translate): Change cl and mode to int.
3775 (ira_init_once): Change mode to int.
3776 (free_register_move_costs): Likewise.
3777 (setup_prohibited_mode_move_regs): Add casts to enum type.
3778 * langhooks.c (add_builtin_function_common): Rework assertion that
3779 value fits bitfield.
3780 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
3781 * omega.c (omega_do_elimination): Avoid math on enum types.
3782 * optabs.c (expand_vec_shift_expr): Remove casts to int.
3783 * opts.c (set_debug_level): Change 2 to enum constant. Use new
3784 int local to handle integral_argment value.
3785 * regmove.c (try_auto_increment): Change PUT_MODE to
3787 * reload.c (push_secondary_reload): Add casts to enum type.
3788 (secondary_reload_class, find_valid_class): Likewise.
3789 * reload1.c (emit_input_reload_insns): Likewise.
3790 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
3791 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
3792 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
3794 * tree.c (build_common_builtin_nodes): Add casts to enum type.
3795 * tree-complex.c (complex_lattice_t): Typedef to int rather than
3797 (expand_complex_libcall): Add casts to enum type.
3798 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
3799 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
3800 with ERROR_MARK, not NUM_TREE_CODES.
3801 (vect_create_epilog_for_reduction): Likewise.
3802 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
3803 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
3804 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
3806 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
3807 vect_unused_in_loop. Change 0 to loop_vect.
3808 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
3809 * var-tracking.c (get_init_value): Change return type to enum
3811 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
3812 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
3814 (arm_override_options): Add casts to enum type.
3815 (arm_emit_tls_decoration): Likewise.
3816 * config/i386/i386.c (ix86_function_specific_restore): Add casts
3818 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
3819 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
3820 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
3822 * config/s390/s390.c (code_for_builtin_64): Change to array of
3824 (code_for_builtin_31): Likewise.
3825 (s390_expand_builtin): Change code_for_builtin to enum insn_code
3827 * config/sparc/sparc.c (sparc_override_options): Change value
3828 field in struct code_model to enum cmodel. In initializer change
3829 0 to NULL and add cast to enum type.
3831 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
3832 Change all callers. Issue a -Wc++-compat warning using
3833 lhs_origtype if necessary.
3834 (convert_for_assignment): Issue -Wc++-compat warnings about
3835 invalid conversions to enum type on assignment.
3836 * c-common.h (build_modify_expr): Update declaration.
3838 2009-04-24 Nick Clifton <nickc@redhat.com>
3840 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
3841 (function_arg_advance): Likewise.
3842 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
3845 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3847 * config/s390/constraints.md ('I', 'J'): Fix condition.
3849 2009-04-24 Diego Novillo <dnovillo@google.com>
3851 * gengtype-parse.c (parse_error): Add newline after message.
3853 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3855 * config/i386/sse.md (avxmodesuffixs): Removed.
3856 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
3857 (*avx_pinsr<ssevecsize>): This.
3859 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3861 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
3862 follow chains of regs with a single definition, and allow expressions
3863 that are function_invariant_p.
3864 (simple_rhs_p): Allow expressions that are function_invariant_p.
3866 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
3869 * fold-const.c (fold_cond_expr_with_comparison): When folding
3870 > and >= to MAX, make sure the MAX uses the same type as the
3871 comparison's operands.
3873 2009-04-24 Nick Clifton <nickc@redhat.com>
3875 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
3876 addressing for DImode accesses.
3877 (frv_print_operand_address): Handle PLUS case.
3878 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
3880 2009-04-24 Jakub Jelinek <jakub@redhat.com>
3882 PR rtl-optimization/39794
3883 * alias.c (canon_true_dependence): Add x_addr argument.
3884 * rtl.h (canon_true_dependence): Adjust prototype.
3885 * cse.c (check_dependence): Adjust canon_true_dependence callers.
3886 * cselib.c (cselib_invalidate_mem): Likewise.
3887 * gcse.c (compute_transp): Likewise.
3888 * dse.c (scan_reads_nospill): Likewise.
3889 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
3890 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
3891 canon_base_addr of the group, plus optional offset.
3892 (struct group_info): Rename canon_base_mem to
3894 (get_group_info): Set canon_base_addr to canon_rtx of base, not
3895 canon_rtx of base_mem.
3897 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
3899 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3900 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
3902 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3904 * config/spu/spu-builtins.h: Delete file.
3906 * config/spu/spu.h (enum spu_builtin_type): Move here from
3908 (struct spu_builtin_description): Likewise. Add GTY marker.
3909 Do not use enum spu_function_code or enum insn_code.
3910 (spu_builtins): Add extern declaration.
3912 * config/spu/spu.c: Do not include "spu-builtins.h".
3913 (enum spu_function_code, enum spu_builtin_type_index,
3914 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
3915 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
3916 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
3917 unsigned_V2DI_type_node): Move here from spu-builtins.h.
3918 (spu_builtin_types): Make static. Add GTY marker.
3919 (spu_builtins): Add extern declaration with GTY marker.
3922 * config/spu/spu-c.c: Do not include "spu-builtins.h".
3923 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
3924 Check programmatically whether all parameters are scalar.
3926 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
3928 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
3930 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
3931 assignment from the constructor either if the target is volatile.
3933 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
3935 * config/arm/arm.md (insv): Do not share operands[0].
3937 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
3939 * config/vxlib-tls.c (active_tls_threads): Delete.
3940 (delete_hook_installed): New.
3941 (tls_delete_hook): Don't delete the delete hook.
3942 (tls_destructor): Delete it here.
3943 (__gthread_set_specific): Adjust installing the delete hook.
3944 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
3945 __gthread_leave_tsd_dtor_context.
3947 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
3949 * c-format.c (gcc_tdiag_char_table): Add support for %E.
3951 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
3953 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
3955 (alpha_rtx_costs): Ditto.
3956 (emit_unlikely_jump): Use add_reg_note.
3957 (emit_frame_store_1): Ditto.
3958 (alpha_expand_prologue): Ditto.
3959 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3960 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
3962 2009-04-23 Nick Clifton <nickc@redhat.com>
3964 * config/v850/v850.md (epilogue): Remove suppressed code.
3965 (return): Rename to return_simple and remove test of frame size.
3966 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
3967 to gen_return_simple.
3969 2009-04-22 Jing Yu <jingyu@google.com>
3972 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
3974 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3977 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
3978 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
3979 value is a VECTOR_CST, the element type is the element type of the
3982 2009-04-22 DJ Delorie <dj@redhat.com>
3984 * config/m32c/m32c.h: Update GTY annotations to new syntax.
3986 2009-04-22 Jakub Jelinek <jakub@redhat.com>
3988 * alias.c (find_base_term): Move around LO_SUM case, so that
3989 CONST falls through into PLUS/MINUS handling.
3992 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
3993 into 0, use omit_one_operand.
3995 2009-04-23 Ben Elliston <bje@au.ibm.com>
3997 * config/rs6000/linux-unwind.h (get_regs): Remove type
3998 puns. Change the type of `pc' to an array of unsigned ints and
3999 update all users. Constify frame24.
4001 2009-04-22 DJ Delorie <dj@redhat.com>
4003 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
4004 declarations before code.
4005 (current_function_special_page_vector): Likewise.
4006 (m32c_expand_insv): Silence a warning.
4008 2009-04-21 Taras Glek <tglek@mozilla.com>
4010 * alias.c: Update GTY annotations to new syntax.
4011 * basic-block.h: Likewise.
4012 * bitmap.h: Likewise.
4013 * c-common.h: Likewise.
4014 * c-decl.c: Likewise.
4015 * c-parser.c: Likewise.
4016 * c-pragma.c: Likewise.
4017 * c-tree.h: Likewise.
4018 * cfgloop.h: Likewise.
4019 * cgraph.h: Likewise.
4020 * config/alpha/alpha.c: Likewise.
4021 * config/arm/arm.h: Likewise.
4022 * config/avr/avr.h: Likewise.
4023 * config/bfin/bfin.c: Likewise.
4024 * config/cris/cris.c: Likewise.
4025 * config/darwin.c: Likewise.
4026 * config/frv/frv.c: Likewise.
4027 * config/i386/i386.c: Likewise.
4028 * config/i386/i386.h: Likewise.
4029 * config/i386/winnt.c: Likewise.
4030 * config/ia64/ia64.h: Likewise.
4031 * config/iq2000/iq2000.c: Likewise.
4032 * config/mips/mips.c: Likewise.
4033 * config/mmix/mmix.h: Likewise.
4034 * config/pa/pa.c: Likewise.
4035 * config/pa/pa.h: Likewise.
4036 * config/rs6000/rs6000.c: Likewise.
4037 * config/s390/s390.c: Likewise.
4038 * config/sparc/sparc.c: Likewise.
4039 * config/xtensa/xtensa.c: Likewise.
4040 * cselib.h: Likewise.
4041 * dbxout.c: Likewise.
4042 * dwarf2out.c: Likewise.
4043 * except.c: Likewise.
4044 * except.h: Likewise.
4045 * fixed-value.h: Likewise.
4046 * function.c: Likewise.
4047 * function.h: Likewise.
4048 * gimple.h: Likewise.
4049 * integrate.c: Likewise.
4050 * optabs.c: Likewise.
4051 * output.h: Likewise.
4054 * stringpool.c: Likewise.
4055 * tree-data-ref.c: Likewise.
4056 * tree-flow.h: Likewise.
4057 * tree-scalar-evolution.c: Likewise.
4058 * tree-ssa-address.c: Likewise.
4059 * tree-ssa-alias.h: Likewise.
4060 * tree-ssa-operands.h: Likewise.
4063 * varasm.c: Likewise.
4064 * varray.h: Likewise.
4066 * coretypes.h: Do not define GTY macro if it is already defined.
4067 * doc/gty.texi: Update GTY documentation to new syntax.
4068 * gengtype-lex.l: Enforce attribute-like syntax for GTY
4069 annotations on structs.
4070 * gengtype-parse.c: Likewise.
4072 2009-04-22 Mark Heffernan <meheff@google.com>
4074 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
4076 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
4078 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
4081 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
4083 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
4084 the same as a PLUS without a shift. Increase the cost of a
4087 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4089 * Makefile.in: Update dependencies.
4090 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
4091 * errors.h: Remove bogus comment about compatibility.
4092 (warning): Update declaration.
4093 * genautomata.c: Update all calls to warning.
4094 * gimple.c: Do not include errors.h. Include toplev.h.
4095 * tree-ssa-structalias.c: Do not include errors.h.
4096 * omega.c: Likewise.
4097 * tree-ssa-reassoc.c: Likewise.
4098 * config/spu/spu-c.c: Likewise.
4099 * config/spu/t-spu-elf: Update dependencies.
4101 2009-04-22 Richard Guenther <rguenther@suse.de>
4103 PR tree-optimization/39824
4104 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
4105 make sure the types are compatible.
4107 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4110 * c-common.c (c_parse_error): Take a token_flags parameter.
4111 Use token_type for the token type instead.
4112 Pass token_flags to cpp_type2name.
4113 * c-common.h (c_parse_error): Update declaration.
4114 * c-parser.c (c_parser_error): Pass 0 as token flags.
4116 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
4118 PR rtl-optimization/39580
4119 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
4121 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4123 * function.c (expand_function_end): Do not emit a jump to the "naked"
4124 return label for fall-through returns.
4125 * except.c (sjlj_emit_function_exit): Always place the call to the
4126 unregister function at the location installed by expand_function_end.
4128 2009-04-22 Richard Guenther <rguenther@suse.de>
4130 PR tree-optimization/39845
4131 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
4132 (gen_inbound_check): Likewise.
4134 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
4136 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
4138 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
4139 * config/vxlib.c (__gthread_once): Add race guard for PPC.
4141 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4143 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
4144 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
4145 shift counts to avoid out-of-bounds array accesses.
4147 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4149 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
4150 (Pmode): Move above.
4152 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
4154 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
4155 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
4156 GET_CODE macro. Use IN_RANGE macro where appropriate.
4157 * config/alpha/alpha.h: Ditto.
4158 * config/alpha/alpha.md: Ditto.
4159 * config/alpha/constraints.md: Ditto.
4160 * config/alpha/predicates.md: Ditto.
4162 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4164 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
4165 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4166 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4167 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4168 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4169 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4170 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4171 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4172 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4173 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4174 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4175 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4176 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4177 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4178 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4179 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4180 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4181 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4182 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4183 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4184 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4185 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4186 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4187 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4188 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4189 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4190 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4192 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4194 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
4195 references from comments.
4196 * cfgbuild.c: (count_basic_blocks): Delete.
4197 (find_basic_blocks_1): Delete.
4198 (find_basic_blocks): Delete.
4199 * except.c (finish_eh_generation): Make static. Move comment from
4200 except.h here. Remove find_basic_blocks references from comments.
4201 * except.h (finish_eh_generation): Delete.
4202 * basic-block.h (find_basic_blocks): Delete.
4203 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
4205 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
4207 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
4208 (sdbout_parms): Likewise.
4210 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
4212 * config/sh/sh.c (prepare_cbranch_operands): Use
4213 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
4214 (expand_cbranchdi4): Likewise.
4215 (from_compare): Add cast to enum type.
4216 (expand_cbranchsi4): Use add_reg_note.
4217 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
4218 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
4219 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
4220 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4221 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
4222 instead of CODE_FOR_nothing.
4223 (cbranchdi4): Likewise. Fix the order of arguments for
4225 (push_fpscr): Use add_reg_note.
4226 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
4227 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
4229 2009-04-21 Joseph Myers <joseph@codesourcery.com>
4231 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
4232 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
4233 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
4234 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
4235 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
4236 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
4237 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
4238 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
4239 config/alpha/x-vms, config/arc/t-arc,
4240 config/arm/README-interworking, config/arm/arm-c.c,
4241 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
4242 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
4243 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
4244 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
4245 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
4246 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
4247 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
4248 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
4249 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
4250 config/cris/t-elfmulti, config/crx/t-crx,
4251 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
4252 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
4253 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
4254 config/h8300/t-h8300, config/i386/athlon.md,
4255 config/i386/darwin-libgcc.10.4.ver,
4256 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
4257 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
4258 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
4259 config/i386/t-linux64, config/i386/t-nwld,
4260 config/i386/t-rtems-i386, config/i386/t-sol2-10,
4261 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
4262 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
4263 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
4264 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
4265 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
4266 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
4267 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
4268 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
4269 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
4270 config/m68k/t-uclinux, config/mcore/t-mcore,
4271 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
4272 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
4273 config/mips/crtn.asm, config/mips/irix-crti.asm,
4274 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
4275 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
4276 config/mips/mips-fixed.md, config/mips/sb1.md,
4277 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
4278 config/mips/t-iris6, config/mips/t-isa3264,
4279 config/mips/t-libgcc-mips16, config/mips/t-linux64,
4280 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
4281 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
4282 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
4283 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
4284 config/mn10300/t-linux, config/mn10300/t-mn10300,
4285 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
4286 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
4287 config/picochip/libgccExtras/clzsi2.asm,
4288 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
4289 config/rs6000/darwin-libgcc.10.4.ver,
4290 config/rs6000/darwin-libgcc.10.5.ver,
4291 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
4292 config/rs6000/t-aix43, config/rs6000/t-aix52,
4293 config/rs6000/t-darwin, config/rs6000/t-fprules,
4294 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
4295 config/rs6000/t-lynx, config/rs6000/t-netbsd,
4296 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
4297 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
4298 config/rs6000/t-rtems, config/rs6000/t-spe,
4299 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
4300 config/score/t-score-elf, config/sh/divcost-analysis,
4301 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
4302 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
4303 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
4304 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
4305 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
4306 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
4307 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
4308 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
4309 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
4310 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
4311 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
4312 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
4313 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
4314 limitx.h, version.c, xcoff.h: Add copyright and license notices.
4315 * config/h8300/genmova.sh: Include copyright and license notices
4316 in generated output.
4317 * config/h8300/mova.md: Regenerate.
4318 * doc/install.texi2html: Include word "Copyright" in copyright
4319 notice and use name "Free Software Foundation, Inc.".
4320 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
4321 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
4322 ChangeLog-2007, ChangeLog-2008: Correct dates.
4324 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
4326 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
4327 NE_EXPR operations as well.
4328 * c-parser.c (c_parser_condition): Do not set location information on
4330 (c_parser_conditional_expression): Likewise.
4331 (c_parser_binary_expression): Set location information on operators.
4332 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
4333 TRUTH_NOT_EXPR has been folded.
4334 * fold-const.c (fold_truth_not_expr): Copy location information from
4335 the incoming expression to the outgoing one.
4336 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
4337 recursive calls on the LHS of the operator but pass that of the
4338 operator to recursive calls on the RHS of the operator. Set it
4340 (shortcut_cond_expr): Set the locus of the operator on the second
4341 COND_EXPR and that of the expression on the first in degenerate cases.
4342 Pass the locus of the expression to calls to shortcut_cond_r.
4343 Set the locus of the 'then' block on the associated jump, if any.
4344 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
4345 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
4346 expression to call to gimplify_boolean_expr.
4348 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
4350 * config.gcc: Add additional configuration for
4351 i686-w64-mingw* and x86_64-w64-mingw* triplet.
4352 * config/i386/mingw-w64.h: New mingw-w64 specific header.
4353 (CPP_SPEC): Redefine for allowing -municode option.
4354 (STARTFILE_SPEC): Likewise.
4355 * config/i386/t-mingw-w64: New.
4356 * config/i386/mingw-w64.opt: New.
4357 (municode): Add new target option.
4358 * doc/invoke.texi (municode): Add documentation for new option.
4360 2009-04-21 Ian Lance Taylor <iant@google.com>
4362 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4363 Correct test for number of arguments.
4364 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
4366 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
4368 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
4369 argument of emit_library_call.
4371 2009-04-21 Richard Guenther <rguenther@suse.de>
4374 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
4375 inside VIEW_CONVERT_EXPRs.
4377 2009-04-21 Martin Jambor <mjambor@suse.cz>
4379 * tree-switch-conversion.c (build_constructors): Split a long line.
4380 (constructor_contains_same_values_p): New function.
4381 (build_one_array): Create assigns of constants if possible, do not
4382 call mark_sym_for_renaming, call update_stmt.
4383 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
4384 make_rename_temp. Do not call mark_symbols_for_renaming, call
4386 (gen_def_assigns): Do not call mark_symbols_for_renaming or
4387 find_new_referenced_vars, call update_stmt.
4388 (gen_inbound_check): Use create_tmp_var and create ssa names manually
4389 instead of calling make_rename_temp. Do not call
4390 find_new_referenced_vars or mark_symbols_for_renaming, call
4393 2009-04-21 Richard Guenther <rguenther@suse.de>
4395 PR tree-optimization/39827
4396 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
4397 (tree_ssa_phiprop): Pass the correct array size.
4399 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
4401 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
4403 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
4406 * c-typeck.c (lvalue_p): Move declaration ...
4407 * c-common.h (lvalue_p): ... to here.
4408 * c-common.c (candidate_equal_p): New.
4409 (add_tlist): Use it.
4410 (merge_tlist): Use it.
4411 (warn_for_collisions_1): Likewise.
4412 (warning_candidate_p): Accept more candidates.
4413 (verify_tree): A warning candidate can be an expression. Use
4416 2009-04-21 Ben Elliston <bje@au.ibm.com>
4419 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4420 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
4421 options. Remove -mcall-solaris documentation.
4423 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4426 * doc/invoke.texi (-Wlong-long): Update description.
4427 * c-lex (interpret_integer): Only warn if there was no previous
4428 overflow and -Wlong-long is enabled.
4429 * c-decl.c (declspecs_add_type): Drop redundant flags.
4430 * c.opt (Wlong-long): Init to -1.
4431 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
4432 and front-end warn_long_long. Wlong-long only depends on other
4433 flags if it is uninitialized.
4434 * c-parser.c (disable_extension_diagnostics): warn_long_long is
4435 the same for CPP and FE.
4436 (restore_extension_diagnostics): Likewise.
4438 2009-04-20 Ian Lance Taylor <iant@google.com>
4440 Fix enum conversions which are invalid in C++:
4441 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
4442 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
4443 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
4444 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
4445 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
4446 (dbxout_parms): Likewise.
4447 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
4448 (df_clear_flags): Likewise.
4449 * df-problems.c (df_rd_bb_local_compute_process_def): Change
4450 top_flag parameter to int.
4451 (df_chain_create_bb_process_use): Likewise.
4452 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
4454 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
4455 (df_ref_create_structure, df_def_record_1): Likewise.
4456 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
4457 (df_notes_rescan): Change 0 to VOIDmode in function call.
4458 (df_get_call_refs, df_insn_refs_collect): Likewise.
4459 (df_bb_regs_collect): Likewise.
4460 (df_entry_block_defs_collect): Likewise.
4461 (df_exit_block_uses_collect): Likewise.
4462 * df.h: Update declarations.
4463 * double-int.c (double_int_divmod): Add cast to enum type.
4464 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
4465 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
4466 (based_loc_descr): Likewise.
4467 (loc_descriptor_from_tree_1): Change first_op and second_op to
4468 enum dwarf_location_atom. Add cast to enum type.
4469 * expmed.c (init_expmed): Change 0 to SET in function call.
4470 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
4471 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
4472 (do_store_flag): Likewise.
4473 * fixed-value.h (struct fixed_value): Change mode to enum
4475 * function.c (assign_parms): Change 0 to VOIDmode in function call.
4476 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
4478 (insert_insn_decl, insert_decl, insert_state): Likewise.
4479 (automata_list_finish): Likewise.
4480 * genrecog.c (process_define_predicate): Add cast to enum type.
4481 * gensupport.c (init_predicate_table): Add cast to enum type.
4482 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
4484 (gimple_build_call_1, gimple_build_label): Likewise.
4485 (gimple_build_goto, gimple_build_asm_1): Likewise.
4486 (gimple_build_switch_1, gimple_build_cdt): Likewise.
4487 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
4488 (enum fallback): Rename from enum fallback_t.
4489 (fallback_t): Typedef as int.
4490 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
4491 GSI_SAME_STMT in function call.
4492 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
4494 (setup_reg_class_relations): Likewise.
4495 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
4496 (setup_prohibited_class_mode_regs): Add cast to enum type.
4497 (setup_prohibited_mode_move_regs): Likewise.
4498 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
4499 (record_address_regs): Change i to enum reg_class.
4500 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
4501 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
4502 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
4503 (GET_MODE_2XWIDER_MODE): Likewise.
4504 (GET_CLASS_NARROWEST_MODE): Likewise.
4505 * omp-low.c (expand_omp_for): Add cast to enum type.
4506 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
4507 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
4508 * postreload.c (reload_cse_simplify_operands): Change rclass local
4510 * predict.c (combine_predictions_for_insn): Change best_predictor
4511 and predictor to enum br_predictor.
4512 (combine_predictions_for_bb): Likewise.
4513 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
4514 use SET_PREDICT_EXPR_OUTCOME.
4515 * real.c (real_arithmetic): Change icode to code in function call.
4516 * reginfo.c (init_move_cost): Add casts to enum type.
4517 (init_reg_sets_1, init_fake_stack_mems): Likewise.
4518 * regmove.c (regclass_compatible_p): Change class0 and class1 to
4520 * reload.c (find_valid_class): Add casts to enum type.
4521 (push_reload): Change 0 to NO_REGS in function call.
4522 (find_reloads): Change this_alternative to array of enum
4523 reg_class. Remove some now-unnecessary casts.
4524 (make_memloc): Change 0 to VOIDmode in function call.
4525 * reload1.c (reload): Change 0 to VOIDmode in function call.
4526 (eliminate_regs_1, elimination_effects): Likewise.
4527 (eliminate_regs_in_insn): Likewise.
4528 (emit_input_reload_insns): Add cast to enum type.
4529 (delete_output_reload): Change 0 to VOIDmode in function call.
4530 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
4531 to enum type in function call.
4532 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
4533 (SET_PREDICT_EXPR_OUTCOME): Define.
4534 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
4535 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
4536 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
4537 (dump_function): Likewise.
4538 * tree-dump.h: Update declarations.
4539 * tree-pass.h: Update declarations.
4540 * varasm.c (assemble_integer): Change mclass to enum mode_class.
4541 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
4543 (arm_rtx_costs_1): Correct parenthesization.
4544 (arm_rtx_costs): Add casts to enum type.
4545 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
4546 (vfp_emit_fstmd): Use add_rg_note.
4547 (emit_multi_reg_push, emit_sfm): Likewise.
4548 (thumb_set_frame_pointer): Likewise.
4549 (arm_expand_prologue): Likewise.
4550 (arm_regno_class): Change return type to enum reg_class.
4551 (thumb1_expand_prologue): Use add_reg_note.
4552 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
4553 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
4555 * config/arm/gentune.sh: Add cast to enum type.
4556 * config/arm/arm-tune.md: Rebuild.
4557 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
4558 (ix86_split_fp_branch, predict_jump): Likewise.
4559 (ix86_expand_multi_arg_builtin): Change sub_code from enum
4560 insn_code to enum rtx_code.
4561 (ix86_builtin_vectorized_function): Add cast to enum type.
4562 * config/i386/i386.md (truncdfsf2): Change slot to enum
4564 (truncxf<mode>2, isinf<mode>2): Likewise.
4565 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
4567 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
4568 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
4569 (insert_bundle_state): Change 1 to INSERT in function call.
4570 (ia64_add_bundle_selector_before): Likewise.
4571 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
4572 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
4573 (restore_stack_nonlocal): Likewise.
4574 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
4576 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
4578 (mips_rtx_costs): Likewise.
4579 (mips_override_options): Add casts to enum type.
4580 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
4582 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
4583 (store_reg, set_reg_plus_d): Likewise.
4584 (hppa_expand_prologue, hppa_profile_hook): Likewise.
4585 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4587 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
4589 (emit_unlikely_jump): Use add_reg_note.
4590 (rs6000_emit_allocate_stack): Likewise.
4591 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
4592 (output_toc): Change 1 to INSERT in function call.
4593 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
4594 (rs6000_initialize_trampoline): Likewise.
4595 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
4597 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
4598 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
4599 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
4600 (save_gprs): Use add_reg_note.
4601 (s390_emit_prologue): Likewise.
4602 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4603 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
4604 (sparc_fold_builtin): Add cast to enum type.
4605 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
4607 (spu_expand_prologue): Use add_reg_note.
4608 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
4610 2009-04-20 Ian Lance Taylor <iant@google.com>
4612 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
4613 (c_parser_postfix_expression_after_primary): Get VEC for list of
4614 arguments. Get original types of arguments. Call
4615 build_function_call_vec.
4616 (cached_expr_list_1, cached_expr_list_2): New static variables.
4617 (c_parser_expr_list): Change return type to VEC *. Add
4618 p_orig_types parameter. Change all callers.
4619 (c_parser_release_expr): New static function.
4620 (c_parser_vec_to_tree_list): New static function.
4621 * c-typeck.c (build_function_call): Rewrite to build a VEC and
4622 call build_function_call_vec.
4623 (build_function_call_vec): New function, based on old
4624 build_function_call.
4625 (convert_arguments): Remove nargs and argarray parameters. Change
4626 values to a VEC. Add origtypes parameter.
4627 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
4628 (convert_for_assignment): Add origtype parameter. Change all
4629 callers. If warn_cxx_compat, check for conversion to an enum
4630 type when calling a function.
4631 (store_init_value): Add origtype parameter. Change all callers.
4632 (digest_init): Likewise.
4633 (struct init_node): Add origtype field.
4634 (add_pending_init): Add origtype parameter. Change all callers.
4635 (output_init_element): Likewise.
4636 (output_pending_init_elements): Pass origtype from init_node to
4637 output_init_element.
4638 (process_init_element): Pass origtype from c_expr to
4639 output_init_element.
4640 (c_finish_return): Add origtype parameter. Change all callers.
4641 * c-common.c (sync_resolve_size): Change params to VEC *. Change
4643 (sync_resolve_params): Likewise.
4644 (sync_resolve_return): Change params to first_param. Change caller.
4645 (resolve_overloaded_builtins): Change params to VEC *. Change
4646 callers. Save first parameter around call to build_function_call_vec.
4647 * c-decl.c (finish_decl): Add origtype parameter. Change all
4648 callers. Call build_function_call_vec rather than
4649 build_function_call for cleanup.
4650 * c-tree.h: Update declarations.
4651 * c-common.h: Update declarations.
4652 * stub-objc.c (objc_rewrite_function_call): Change parameter from
4653 params to first_param.
4654 * target.h (struct gcc_target): Change resolve_overloaded_builtin
4655 params parameter from tree to void *.
4656 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4657 Change arglist parameter to have type void *, and to be a pointer
4659 * config/rs6000/rs6000-protos.h
4660 (altivec_resolve_overloaded_builtin): Update declaration.
4661 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
4662 fnargs parameter to have type void *, and to be a pointer to a
4663 VEC. Call build_function_call_vec instead of
4664 build_function_call.
4665 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
4667 2009-04-20 Joey Ye <joey.ye@intel.com>
4668 Xuepeng Guo <xuepeng.guo@intel.com>
4669 H.J. Lu <hongjiu.lu@intel.com>
4671 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
4673 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
4674 (IX86_LEA_PRIORITY): Likewise.
4675 (distance_non_agu_define): New function.
4676 (distance_agu_use): Likewise.
4677 (ix86_lea_for_add_ok): Likewise.
4678 (ix86_dep_by_shift_count): Likewise.
4680 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
4681 should split for LEA.
4683 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
4685 (ix86_dep_by_shift_count): Likewise.
4687 2009-04-20 Richard Guenther <rguenther@suse.de>
4689 * expr.c (handled_component_p): Move ...
4690 * tree.h (handled_component_p): ... here.
4691 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
4692 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
4693 and REALPART_EXPR to be in one group.
4695 2009-04-20 Richard Guenther <rguenther@suse.de>
4697 * basic-block.h (get_all_dominated_blocks): Declare.
4698 * dominance.c (get_all_dominated_blocks): New function.
4699 * tree-cfg.c (get_all_dominated_blocks): Remove.
4700 (remove_edge_and_dominated_blocks): Adjust.
4701 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
4702 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
4703 instead of recursing.
4705 2009-04-20 Doug Kwan <dougkwan@google.com>
4707 * cgraph.h (cgraph_node_ptr): New type for vector functions.
4708 (struct cgraph_node_set_def): New type.
4709 (cgraph_node_set) New type. Also declare vector functions.
4710 (struct cgraph_node_set_element_def): New type.
4711 (cgraph_node_set_element): Ditto.
4712 (cgraph_node_set_iterator): New iterator type.
4713 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
4714 cgraph_node_set_remove, dump_cgraph_node_set,
4715 debug_cgraph_node_set): New prototypes.
4716 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
4717 cgraph_node_set_size): New inlines.
4718 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
4720 (struct ipa_opt_pass): Add struct cgraph_node_set_def
4721 argument to function 'write_summary'.
4722 * ipa.c: Include ggc.h.
4723 (hash_cgraph_node_set_element,
4724 eq_cgraph_node_set_element, cgraph_node_set_new,
4725 cgraph_node_set_add, cgraph_node_set_remove,
4726 cgraph_node_set_find, dump_cgraph_node_set,
4727 debug_cgraph_node_set): New functions.
4728 * Makefile.in (ipa.o): Add dependency on GGC_H.
4730 2009-04-20 Ira Rosen <irar@il.ibm.com>
4732 PR tree-optimization/39675
4733 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
4734 check of the return code of vect_schedule_slp. Check that
4735 stmt_vec_info still exists for the statement, before checking its
4738 2009-04-20 Michael Matz <matz@suse.de>
4740 * Makefile.in (generated_files): Take out $(simple_generated_c).
4742 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
4744 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
4745 (UINTPTR_TYPE): Likewise.
4747 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4750 * c-typeck.c (digest_init): Check for initializing an array with a
4753 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4756 * c-semantics.c (pop_stmt_list): Propagate
4757 STATEMENT_LIST_HAS_LABEL to parent statement list.
4759 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
4761 * config/mips/mips.h (mips_tune_attr): New macro.
4762 * config/mips/mips.md (cpu): Use it.
4764 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4767 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
4770 2009-04-19 Diego Novillo <dnovillo@google.com>
4772 * toplev.c (compile_file): Move call to coverage_finish ...
4773 * cgraphunit.c (ipa_passes): ... here.
4774 Call cgraph_process_new_functions.
4775 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
4776 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
4778 2009-04-19 Jan Hubicka <jh@suse.cz>
4780 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
4782 (dump_cgraph_node): Dump can throw external flag.
4783 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
4785 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4789 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
4790 * common.opt (Wlogical-op): Move from here...
4791 * c.opt (Wlogical-op): ... to here.
4792 * c-typeck.c (parser_build_binary_op): Update call to
4793 warn_logical_operator.
4794 * c-opts.c (c_common_post_options): Enable warn_logical_op with
4796 * c-common.c (warn_logical_op): Update.
4797 * c-common.h (warn_logical_op): Update declaration.
4799 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
4801 * tree.c (protected_set_expr_location): Fix formatting.
4803 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4806 * c-typeck.c (readonly_warning): new.
4807 (build_unary_op, build_modify_expr): Use readonly_warning for
4808 storing into something readonly but not const-qualified.
4810 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4813 * c-typeck.c (build_unary_op): Check for taking address of
4814 expression of type void.
4816 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4819 * c-typeck.c (build_function_call): Check for calling a function
4820 with qualified void return types. Call require_complete_type when
4823 2009-04-18 Jan Hubicka <jh@suse.cz>
4825 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
4827 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
4828 can_throw_external flag.
4829 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
4830 * ipa-pure-const.c (ignore_edge): New function.
4831 (propagate): Compute order for NOTHROW computation; set NOTHROWs
4832 only over can_throw_external edges.
4833 (local_pure_const): Add nothrow flag.
4834 * ipa-utils.c (searchc): Add ignore_edge callback.
4835 (ipa_utils_reduced_inorder): Add ignore_edge callback.
4836 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
4837 (set_nothrow_function_flags): Update cgraph.
4838 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
4840 2009-04-18 Richard Guenther <rguenther@suse.de>
4843 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
4844 (fold_stmt): ... this and ...
4845 (fold_stmt_inplace): ... this.
4846 (fold_stmt_1): Fold references in calls and asms.
4847 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
4849 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4851 * tree-vrp.c (ssa_name_nonzero_p): Remove.
4852 * tree.h: Remove the prototype for ssa_name_nonzero_p.
4854 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4856 * tree.c (function_args_count): Remove.
4857 * tree.h: Remove the prototype for function_args_count.
4859 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4861 * tree-iterator.c (expr_only): Remove.
4862 * tree.h: Remove the prototype for expr_only.
4864 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4866 * reginfo.c (cannot_change_mode_set_regs): Remove.
4867 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
4869 2009-04-08 Anatoly Sokolov <aesok@post.ru>
4871 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
4872 whether operands 0 and 1 overlaps.
4874 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4877 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
4878 pointer. Use warning_at instead of warning.
4879 (search_for_addr_array): Likewise.
4880 (check_array_bounds): Likewise.
4881 (check_all_array_refs): Check that the incoming edge is not in the
4882 list of edges to be removed.
4883 (check_all_array_refs): Avoid the temporal pointer.
4884 (vrp_visit_cond_stmt): Fix typo.
4885 (simplify_switch_using_ranges): Handle the case where the switch
4886 index is an integer constant.
4888 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
4890 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
4892 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4894 * doc/extend.texi, doc/invoke.texi: Fix typos.
4896 2009-04-17 Cary Coutant <ccoutant@google.com>
4898 * tree-flow-inline.h (get_lineno): Fix inverted test.
4900 2009-04-17 Diego Novillo <dnovillo@google.com>
4902 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4903 assertion for AVAIL_OUT.
4905 2009-04-17 Mike Frysinger <vapier@gentoo.org>
4908 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
4909 * config/sh/linux-atomic.asm: Likewise.
4911 2009-04-17 Diego Novillo <dnovillo@google.com>
4913 * except.c (debug_eh_tree): New.
4914 (struct eh_region, struct eh_status): Move ...
4915 * except.h: ... here.
4916 (add_type_for_runtime): Declare extern.
4917 (lookup_type_for_runtime): Likewise.
4918 (debug_eh_tree): Declare.
4919 * Makefile.in (GTFILES): List except.h before except.c
4921 2009-04-17 Diego Novillo <dnovillo@google.com>
4923 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
4924 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
4925 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
4926 (find_vars_r): ... here.
4927 * tree-flow.h (find_referenced_vars_in): Declare.
4928 * tree-ssa-pre.c (create_expression_by_pieces): Assert
4929 that AVAIL_OUT exists for BLOCK.
4930 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
4931 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
4932 (tree-parloops.o): Likewise.
4934 2009-04-17 Simon Baldwin <simonb@google.com>
4936 * toplev.c (default_tree_printer): Add handling for %E format.
4938 2009-04-17 Diego Novillo <dnovillo@google.com>
4940 * tree-pretty-print.c (dump_generic_node): Add break after
4941 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
4942 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
4943 FUNCTION_TYPE together. Call print_struct_decl when printing
4944 structures and TDF_SLIM is not given.
4945 (print_struct_decl): Fix logic for detecting recursion.
4947 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4950 * gcc.c (create_at_file): New.
4951 (compile_input_file_p): New.
4952 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
4953 * main.c (main): Update call to toplev_main.
4954 * toplev.c (toplev_main): Change signature. Call expandargv.
4955 * toplev.h (toplev_main): Change signature.
4957 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4959 * dwarf2out.c (field_byte_offset): Use the type size as the field size
4960 if the latter is not constant.
4962 2009-04-17 David Edelsohn <edelsohn@gnu.org>
4964 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
4966 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4968 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
4969 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
4971 2009-04-17 Richard Guenther <rguenther@suse.de>
4973 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4974 Handle component references view-converting an invariant address.
4976 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
4978 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
4979 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
4980 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
4981 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
4982 Use @deftypevr rather than @deftypevar.
4984 2009-04-17 Richard Guenther <rguenther@suse.de>
4986 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
4987 (get_prop_source_stmt): Likewise.
4988 (can_propagate_from): Likewise.
4990 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
4992 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
4993 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
4994 (--with-multilib-list): Add default value.
4995 * configure: Regenerate.
4996 * Makefile.in (TM_ENDIAN_CONFIG): Define.
4997 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
4998 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
4999 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
5000 Don't add default cpu to multilib list unnecessarily, but do enable
5001 the relevant compiler option..
5002 Add support for --with-multilib-list=<blank> and
5003 --with-multilib-list=!<somelib> to supress unwanted multilibs.
5004 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
5005 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
5006 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
5008 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
5009 (MULTILIB_OSDIRNAMES): New variable.
5010 * config/sh/t-1e: Delete file.
5011 * config/sh/t-mlib-sh1: Delete file.
5012 * config/sh/t-mlib-sh2: Delete file.
5013 * config/sh/t-mlib-sh2a: Delete file.
5014 * config/sh/t-mlib-sh2a-nofpu: Delete file.
5015 * config/sh/t-mlib-sh2a-single: Delete file.
5016 * config/sh/t-mlib-sh2a-single-only: Delete file.
5017 * config/sh/t-mlib-sh2e: Delete file.
5018 * config/sh/t-mlib-sh3e: Delete file.
5019 * config/sh/t-mlib-sh4: Delete file.
5020 * config/sh/t-mlib-sh4-nofpu: Delete file.
5021 * config/sh/t-mlib-sh4-single: Delete file.
5022 * config/sh/t-mlib-sh4-single-only: Delete file.
5023 * config/sh/t-mlib-sh4a: Delete file.
5024 * config/sh/t-mlib-sh4a-nofpu: Delete file.
5025 * config/sh/t-mlib-sh4a-single: Delete file.
5026 * config/sh/t-mlib-sh4a-single-only: Delete file.
5027 * config/sh/t-mlib-sh4al: Delete file.
5028 * config/sh/t-mlib-sh5-32media: Delete file.
5029 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
5030 * config/sh/t-mlib-sh5-64media: Delete file.
5031 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
5032 * config/sh/t-mlib-sh5-compact: Delete file.
5033 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
5034 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
5035 * doc/install.texi (Options specification): Add
5036 --with-multilib-list and --with-endian.
5038 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
5040 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
5042 (OBJS-common): Add plugin-version.o.
5043 (plugin-version.o): New.
5044 * gcc-plugin.h (plugin_gcc_version): New.
5045 (plugin_default_version_check): New.
5046 (plugin_init_func, plugin_init): Add version argument.
5047 * plugin-version.c: New.
5048 * plugin.c (str_plugin_gcc_version_name): New.
5049 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
5050 pass it to the init function.
5051 (plugin_default_version_check): New.
5053 2009-04-17 Richard Guenther <rguenther@suse.de>
5055 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
5056 for decl-vs-decl disambiguation.
5058 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
5060 * config/s390/s390.h (s390_tune_attr): New macro definition.
5061 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
5063 2009-04-17 Richard Guenther <rguenther@suse.de>
5065 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
5066 (fold_stmt_r): Likewise.
5067 (maybe_fold_reference): New function.
5068 (fold_gimple_assign): Handle cases fold_stmt_r did.
5069 (fold_stmt): Do not use fold_stmt_r.
5070 (fold_stmt_inplace): Likewise.
5072 2009-04-17 Richard Guenther <rguenther@suse.de>
5074 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
5075 (record_equivalences_from_stmt): Remove useless checks and
5077 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
5078 the type is already suitable.
5080 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
5082 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
5084 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
5086 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
5087 (CMPtype): Define as __gcc_CMPtype.
5089 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
5091 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
5092 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
5094 2009-04-17 Richard Guenther <rguenther@suse.de>
5096 PR tree-optimization/39746
5097 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
5098 special-casing for builtins and static variable use/def.
5099 (call_may_clobber_ref_p_1): Likewise.
5101 2009-04-16 Ian Lance Taylor <iant@google.com>
5103 * df.h: Include "timevar.h".
5104 (struct df_problem): Change tv_id field to timevar_id_t.
5105 * tree-pass.h: Include "timevar.h".
5106 (struct opt_pass): Change tv_id field to timevar_id_t.
5107 * timevar.h (timevar_id_t): Define TV_NONE.
5108 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
5109 TV_NONE rather than tv_id != 0.
5110 (execute_one_pass): Likewise.
5111 * Makefile.in (DF_H): Add $(TIMEVAR_H).
5112 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
5113 dependencies to $(TREE_PASS_H).
5114 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
5116 (pass_branch_target_load_optimize2): Likewise.
5117 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
5118 (pass_outof_cfg_layout_mode): Likewise.
5119 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
5120 (pass_rebuild_cgraph_edges): Likewise.
5121 (pass_remove_cgraph_callee_edges): Likewise.
5122 * df-core.c (pass_df_initialize_opt): Likewise.
5123 (pass_df_initialize_no_opt): Likewise.
5124 (pass_df_finish): Likewise.
5125 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5126 * except.c (pass_set_nothrow_function_flags): Likewise.
5127 (pass_convert_to_eh_region_ranges): Likewise.
5128 * final.c (pass_compute_alignments): Likewise.
5129 * function.c (pass_instantiate_virtual_regs): Likewise.
5130 (pass_init_function): Likewise.
5131 (pass_leaf_regs): Likewise.
5132 (pass_match_asm_constraints): Likewise.
5133 * gimple-low.c (pass_lower_cf): Likewise.
5134 (pass_mark_used_blocks): Likewise.
5135 * init-regs.c (pass_initialize_regs): Likewise.
5136 * integrate.c (pass_initial_value_sets): Likewise.
5137 * ira.c (pass_ira): Likewise.
5138 * jump.c (pass_cleanup_barriers): Likewise.
5139 * omp-low.c (pass_expand_omp): Likewise.
5140 (pass_lower_omp): Likewise.
5141 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
5142 * recog.c (pass_split_all_insns): Likewise.
5143 (pass_split_after_reload): Likewise.
5144 (pass_split_before_regstack): Likewise.
5145 (pass_split_before_sched2): Likewise.
5146 (pass_split_for_shorten_branches): Likewise.
5147 * reginfo.c (pass_reginfo_init): Likewise.
5148 (pass_subregs_of_mode_init): Likewise.
5149 (pass_subregs_of_mode_finish): Likewise.
5150 * passes.c (pass_postreload): Likewise.
5151 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
5152 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
5153 (pass_warn_function_return): Likewise.
5154 (pass_warn_function_noreturn): Likewise.
5155 * tree-complex.c (pass_lower_complex): Likewise.
5156 (pass_lower_complex_O0): Likewise.
5157 * tree-if-conv.c (pass_if_conversion): Likewise.
5158 * tree-into-ssa.c (pass_build_ssa): Likewise.
5159 * tree-mudflap.c (pass_mudflap_1): Likewise.
5160 (pass_mudflap_2): Likewise.
5161 * tree-nomudflap.c (pass_mudflap_1): Likewise.
5162 (pass_mudflap_2): Likewise.
5163 * tree-nrv.c (pass_return_slot): Likewise.
5164 * tree-object-size.c (pass_object_sizes): Likewise.
5165 * tree-optimize.c (pass_all_optimizations): Likewise.
5166 (pass_early_local_passes): Likewise.
5167 (pass_all_early_optimizations): Likewise.
5168 (pass_cleanup_cfg): Likewise.
5169 (pass_cleanup_cfg_post_optimizing): Likewise.
5170 (pass_free_datastructures): Likewise.
5171 (pass_free_cfg_annotations): Likewise.
5172 (pass_fixup_cfg): Likewise.
5173 (pass_init_datastructures): Likewise.
5174 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
5175 (pass_late_warn_uninitialized): Likewise.
5176 (pass_update_address_taken): Likewise.
5177 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
5178 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
5179 (pass_cse_sincos): Likewise.
5180 (pass_convert_to_rsqrt): Likewise.
5181 * tree-ssa-structalias.c (pass_build_alias): Likewise.
5182 * tree-stdarg.c (pass_stdarg): Likewise.
5183 * tree-tailcall.c (pass_tail_recursion): Likewise.
5184 (pass_tail_calls): Likewise.
5185 * tree-vect-generic.c (pass_lower_vector): Likewise.
5186 (pass_lower_vector_ssa): Likewise.
5187 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
5189 2009-04-16 Joseph Myers <joseph@codesourcery.com>
5191 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
5193 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
5195 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
5196 logical and signext.
5198 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
5201 * config/sh/predicates.md (arith_operand): Check if the operand
5202 of TRUNCATE is a REG.
5204 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
5206 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5207 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5209 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
5211 * tree-iterator.c (tsi_split_statement_list_after,
5212 tsi_split_statement_list_before): Remove.
5213 * tree-iterator.h: Remove the prototypes for
5214 tsi_split_statement_list_after and tsi_split_statement_list_before.
5216 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
5218 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
5219 * tree-ssa-propagate.h: Remove the prototype for
5220 stmt_makes_single_load.
5222 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
5224 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
5225 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
5227 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
5229 * tree-iterator.c (EXPR_LAST_BODY): Remove.
5231 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
5233 * except.c (eh_region_outer_p): Remove.
5234 * except.h: Remove the prototype for eh_region_outer_p.
5236 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
5238 * function.c (current_function_assembler_name): Remove.
5239 * function.h: Remove the prototype for
5240 current_function_assembler_name.
5242 2009-04-16 Ian Lance Taylor <iant@google.com>
5244 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
5245 (add_reg_note): Call alloc_reg_note.
5246 * rtl.h (alloc_reg_note): Declare.
5247 * combine.c (try_combine): Use alloc_reg_note.
5248 (recog_for_combine, move_deaths): Likewise.
5249 (distribute_notes): Use alloc_reg_note and add_reg_note.
5250 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
5251 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
5252 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
5254 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
5256 PR rtl-optimization/39762
5257 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
5258 ira_may_move_out_cost): Add comments about way of their usage.
5259 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
5261 * ira-conflicts.c (process_regs_for_copy): Use function
5262 ira_get_register_move_cost instead of global
5263 ira_register_move_cost.
5265 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
5266 color_pass, move_spill_restore, update_curr_costs): Ditto.
5268 * ira-lives.c (process_single_reg_class_operands): Ditto.
5270 * ira-emit.c (emit_move_list): Ditto.
5272 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
5273 (record_reg_classes): Ditto. Use functions
5274 ira_get_register_move_cost and ira_get_may_move_cost instead of
5275 global vars ira_register_move_cost, ira_may_move_out_cost and
5276 ira_may_move_in_cost.
5277 (record_address_regs): Don't call ira_init_register_move_cost.
5278 Use function ira_get_may_move_cost instead of global
5279 ira_may_move_in_cost.
5280 (process_bb_node_for_hard_reg_moves): Use function
5281 ira_get_register_move_cost instead of global ira_register_move_cost.
5282 (ira_costs): Don't call ira_init_register_move_cost.
5284 2009-04-16 Richard Guenther <rguenther@suse.de>
5286 * tree-cfg.c (verify_gimple_assign_binary):
5287 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
5288 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
5289 (create_general_new_stmt): Note that this function is broken.
5291 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
5293 * common.opt (fhelp): Add Var(help_flag).
5294 * gcc-plugin.h (plugin_info): Add help.
5295 * plugin.c (plugin_name_args): Add help.
5296 (register_plugin_info): Set plugin->help.
5297 (print_help_one_plugin): New.
5298 (print_plugins_help): New.
5299 * plugin.h (print_plugins_help): New.
5300 * toplev.c (toplev_main): Call print_plugins_help if needed.
5302 2009-04-16 Richard Guenther <rguenther@suse.de>
5304 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
5305 (gimple_ior_addresses_taken_1): New function.
5306 (gimple_ior_addresses_taken): Likewise.
5307 * gimple.h (struct gimple_statement_with_ops_base): Remove
5308 addresses_taken member.
5309 (gimple_ior_addresses_taken): Declare.
5310 (gimple_addresses_taken, gimple_addresses_taken_ptr,
5311 gimple_set_addresses_taken): Remove.
5312 * ipa-reference.c (mark_address): New function.
5313 (scan_stmt_for_static_refs): Use it for marking addresses taken.
5314 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
5315 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
5316 (gimple_add_to_addresses_taken): Remove.
5317 (get_tmr_operands): Call mark_address_taken.
5318 (get_asm_expr_operands): Likewise.
5319 (get_expr_operands): Likewise.
5320 (build_ssa_operands): Do not clear the addresses_taken bitmap.
5321 (free_stmt_operands): Do not free it.
5322 * tree-ssa.c (delete_tree_ssa): Likewise.
5323 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
5325 2009-04-16 Richard Guenther <rguenther@suse.de>
5327 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
5328 (walk_stmt_load_store_ops): Likewise.
5329 * gimple.c (get_base_loadstore): New function.
5330 (walk_stmt_load_store_addr_ops): Likewise.
5331 (walk_stmt_load_store_ops): Likewise.
5332 * ipa-pure-const.c (check_op): Simplify.
5333 (check_load, check_store): New functions.
5334 (check_stmt): Use walk_stmt_load_store_ops.
5335 * ipa-reference.c (mark_load): Adjust signature.
5336 (mark_store): Likewise.
5337 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
5339 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
5341 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
5343 * opts.c (common_handle_option): Don't call print_version.
5344 * plugin.c (plugin_name_args): Add version.
5345 (register_plugin_info): New.
5346 (register_callback): Handle PLUGIN_INFO.
5347 (try_init_one_plugin): New.
5348 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
5350 (finalize_one_plugin): New.
5351 (finalize_plugins): New.
5352 (print_one_plugin): New.
5353 (print_plugins_versions): New.
5354 * plugin.h (print_plugins_versions): New.
5355 (finalize_plugins): New.
5356 * toplev.c (compile_file): Don't call initialize_plugins.
5357 (print_version): Call print_plugins_versions.
5358 (toplev_main): Call initialize_plugins. Print version if needed.
5359 Call finalize_plugins.
5361 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
5363 * common.opt (fversion): New.
5364 * gcc.c (print_version): New.
5365 (process_command): Don't print the version. Just set print_version.
5366 (main): Print version. Call subprocesses if print_version and
5367 verbose_flag are set.
5368 * opts.c (common_handle_option): Handle OPT_fversion.
5370 2009-04-16 Richard Guenther <rguenther@suse.de>
5371 Ira Rosen <irar@il.ibm.com>
5373 PR tree-optimization/39698
5374 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
5375 type of the reduction variable. Only generate the def if
5378 * omp-low.c (expand_omp_for_generic): When converting to a pointer
5379 make sure to first convert to an integer of the same precision.
5380 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
5381 the type of the evolution correctly in computing the new
5382 induction variable base.
5384 2009-04-16 Richard Guenther <rguenther@suse.de>
5387 * tree-cfg.c (make_blocks): Split statements with to-be
5388 abnormal SSA names on the lhs.
5390 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
5392 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
5393 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
5394 * c-typeck.c (really_start_incremental_init): Likewise.
5395 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
5396 (TARGET_INITIALIZER): Remove it.
5397 * target.h (struct target): Remove vector_opaque_p.
5398 * tree.c (build_opaque_vector_type): New.
5399 * tree.h (TYPE_VECTOR_OPAQUE): New.
5400 (build_opaque_vector_type): Declare.
5401 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
5402 * config/rs6000/rs6000.c (build_opaque_vector_type,
5403 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
5404 (rs6000_init_builtins): Use build_opaque_vector_type for
5405 opaque_V4SI_type_node.
5407 2009-04-15 Catherine Moore <clm@codesourcery.com>
5409 * debug.h (set_name): Declare.
5410 * dwarf2out.c (dwarf2out_set_name): Declare.
5411 (dwarf2_debug_hooks): Add set_name.
5412 (find_AT_string): New.
5413 (add_AT_string): Call find_AT_string.
5414 (dwarf2out_set_name): New.
5415 * cp/decl.c (grokdeclarator): Call set_name.
5416 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
5417 * debug.c (do_nothing_debug_hooks): Likewise.
5418 * dbxout.c (dbx_debug_hooks): Likewise.
5419 * sdbout.c (sdb_debug_hooks): Likewise.
5421 2009-04-15 Michael Eager <eager@eagercon.com>
5423 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
5424 reg for single-precision FPU.
5425 * config/rs6000/rs6000.md (movsi_internal1): Only for
5427 (movsi_internal1_single): New. Add pattern to move SI values to/from
5428 single-precision FP regs.
5430 2009-04-15 Richard Guenther <rguenther@suse.de>
5432 * omp-low.c (lower_rec_input_clauses): Build correct address
5434 (expand_omp_for_generic): Fix multiplication type.
5435 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
5436 (generate_memset_zero): Fix types.
5437 * tree-profile.c (prepare_instrumented_value): Correctly
5440 2009-04-15 Ian Lance Taylor <iant@google.com>
5442 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
5443 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
5444 for -Wall and for -Wc++-compat.
5445 (c_common_post_options): For C++, set warn_enum_compare if not
5447 * c-tree.h (struct c_expr): Add field original_type.
5448 (build_external_ref): Update declaration.
5449 * c-parser.c (c_parser_braced_init): Set original_type.
5450 (c_parser_initelt): Likewise.
5451 (c_parser_expr_no_commas): Likewise.
5452 (c_parser_conditional_expression): Likewise.
5453 (c_parser_cast_expression): Likewise.
5454 (c_parser_unary_expression): Likewise. Pull setting of
5455 original_code to top of function.
5456 (c_parser_sizeof_expression): Set original_type.
5457 (c_parser_alignof_expression): Likewise.
5458 (c_parser_postfix_expression): Likewise. Pull setting of
5459 original_code to top of function.
5460 (c_parser_postfix_expression_after_paren_type): Set original_type.
5461 (c_parser_postfix_expression_after_primary): Likewise.
5462 (c_parser_expression): Likewise.
5463 * c-typeck.c (build_external_ref): Add type parameter. Change all
5465 (c_expr_sizeof_expr): Set original_type field.
5466 (parser_build_unary_op): Likewise.
5467 (parser_build_binary_op): Likewise. Optionally warn about
5468 comparisons of enums of different types.
5469 (digest_init): Set original_type field.
5470 (really_start_incremental_init): Likewise.
5471 (push_init_level, pop_init_level): Likewise.
5472 * doc/invoke.texi (Warning Options): -Wenum-compare now
5475 2009-04-15 Richard Guenther <rguenther@suse.de>
5477 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
5478 out a necessary conversion.
5479 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
5480 names we didn't value number.
5481 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
5483 2009-04-15 Richard Guenther <rguenther@suse.de>
5485 PR tree-optimization/39764
5486 * tree-ssa-ccp.c (get_value): Canonicalize value with
5487 canonicalize_float_value.
5489 2009-04-15 Jan Hubicka <jh@suse.cz>
5491 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
5492 Wrong version of patch.
5494 2009-04-15 Jan Hubicka <jh@suse.cz>
5496 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
5498 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
5500 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
5501 our distinct integral and vector types.
5503 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
5505 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
5506 * init.c (build_vtbl_address): Remove call to assemble_external.
5508 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
5510 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
5511 output for other floating point modes.
5513 2009-04-14 Diego Novillo <dnovillo@google.com>
5515 * diagnostic.c (diagnostic_report_diagnostic): Do not
5516 warn about loaded plugins for DK_ERROR and DK_WARNING.
5517 * c-decl.c (declspecs_add_type): Move call to
5518 invoke_plugin_callbacks ...
5519 * c-parser.c (c_parser_declspecs): ... here.
5520 * plugin.c (dump_active_plugins): Tidy output.
5522 2009-04-14 Diego Novillo <dnovillo@google.com>
5523 Le-Chun Wu <lcwu@google.com>
5525 * configure.ac: Add --enable-plugin support.
5526 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
5527 * Makefile.in (PLUGIN_H): Define.
5528 Export ENABLE_PLUGIN and GMPINC to site.exp.
5529 Add PLUGINLIBS to link command.
5530 Add/modify dependencies for plugin.o and files including plugin.h.
5532 * config.in: Regenerate.
5534 * opts.c (common_handle_option): Handle OPT_fplugin_ and
5537 2009-04-14 Le-Chun Wu <lcwu@google.com>
5539 * tree-pass.h (register_one_dump_file): Add a prototype for
5540 register_one_dump_file.
5541 * toplev.c (compile_file): Call initialize_plugins.
5542 (do_compile): Call invoke_plugin_callbacks.
5543 (toplev_main): Call invoke_plugin_callbacks.
5544 * common.opt: Add -fplugin= and -fplugin-arg-.
5545 * gcc-plugin.h: New public header file for plugins to include.
5546 * plugin.c: New source file.
5547 * plugin.h: New internal header file.
5548 * passes.c (register_one_dump_file): Make it external.
5550 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
5552 2009-04-14 Diego Novillo <dnovillo@google.com>
5554 * doc/plugins.texi: New.
5555 * doc/gccint.texi: Add reference to Plugins chapter.
5556 * doc/invoke.texi: Document -fplugin and -fplugin-arg
5557 * diagnostic.c (diagnostic_report_diagnostic): Warn about
5558 loaded plugins, if any.
5559 * timevar.def (TV_PLUGIN_INIT): Define.
5560 (TV_PLUGIN_RUN): Define.
5561 * plugin.c: Include timevar.h
5562 (plugins_active_p): New.
5563 (dump_active_plugins): New.
5564 (debug_active_plugins): New.
5566 2009-04-14 Joseph Myers <joseph@codesourcery.com>
5568 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
5570 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
5572 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
5574 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
5575 the same as a minus without a shift.
5577 2009-04-14 Nick Clifton <nickc@redhat.com>
5579 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
5580 comparisons with small integers will always produce a short
5583 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
5586 2008-12-19 Diego Novillo <dnovillo@google.com>
5588 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
5590 2009-04-14 Richard Guenther <rguenther@suse.de>
5592 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
5594 (verify_gimple_assign_binary): Likewise. Handle shifts and
5596 (verify_gimple_phi): Print the mismatched argument position.
5597 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5599 (vect_update_init_of_dr): Likewise.
5600 * matrix-reorg.c (transform_access_sites): Do what the
5602 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
5604 2009-04-13 Michael Eager <eager@eagercon.com>
5606 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
5607 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
5608 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
5609 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
5610 remove duplicate config
5612 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5614 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
5615 file_name:line_number type locator of the call site.
5617 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
5619 * genautomata.c: Put blank after comma.
5620 (automaton_decls): New.
5621 (struct unit_usage): Add comments to member next.
5622 (store_alt_unit_usage): Keep the list ordered.
5623 (unit_present_on_list_p, equal_alternatives_p): New.
5624 (check_regexp_units_distribution): Check units distribution
5625 correctness correctly.
5626 (main): Don't write automata if error is found. Return correct
5629 * config/m68k/cf.md (cfv4_ds): Remove.
5630 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
5631 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
5633 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
5634 power4-load-ext, power4-store, power4-store-update,
5635 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
5636 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
5637 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
5638 power4-sqrt, power4-isync): Modify reservation to make correct
5639 unit distribution to automata.
5641 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
5642 power5-store-update, power5-two, power5-three, power5-lmul,
5643 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
5645 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
5647 * except.c (pass_set_nothrow_function_flags): Set name and add
5649 (set_nothrow_function_flags): Mention in the dump file when
5650 changing a function to nothrow.
5652 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
5655 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
5656 instead of unsigned long.
5658 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5660 * config/arm/arm.c (return_used_this_function): Remove.
5661 (arm_output_function_prologue): Remove use of
5662 return_used_this_function.
5663 (output_return_instruction): Replace use of
5664 return_used_this_function
5665 by cfun->machine->return_used_this_function.
5666 (arm_output_epilogue): Likewise.
5667 (arm_output_function_epilogue): Likewise.
5668 (thumb_unexpanded_epilogue): Likewise.
5669 * config/arm/arm.h (struct machine_function):
5670 New member return_used_this_function.
5672 2009-04-12 Mark Mitchell <mark@codesourcery.com>
5674 * doc/install.texi: Correct description of default directory for
5675 --with-gxx-include-dir.
5677 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
5679 * fold-const.c (build_range_check): Properly deal with enumeral and
5682 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
5684 * doc/invoke.texi (max_gcse_passes): Remove documentation.
5685 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
5686 * params.h (MAX_GCSE_PASSES): Remove.
5687 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
5688 in sequence. Remove ability to run multiple passes.
5689 (bypass_jumps): Report run as third CPROP pass.
5691 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
5694 * except.c (can_throw_external): Look at each insn in a SEQUENCE
5695 when deciding whether the whole SEQUENCE can throw.
5697 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
5700 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
5701 offseted label references.
5703 2009-04-11 Jan Hubicka <jh@suse.cz>
5705 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
5707 2009-04-11 Richard Guenther <rguenther@suse.de>
5710 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
5711 return variables as TREE_ADDRESSABLE.
5713 2009-04-11 Richard Guenther <rguenther@suse.de>
5715 PR tree-optimization/39713
5716 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
5717 reference trees have SSA_NAME operands.
5719 2009-04-11 Richard Guenther <rguenther@suse.de>
5722 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
5723 address expressions.
5725 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
5727 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
5728 match changes in Cygwin 1.7
5729 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
5730 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
5732 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5734 PR tree-optimization/39701
5735 * doc/invoke.texi (Optimization Options): Document change in
5736 meaning and initialization of -fdelete-null-pointer-checks.
5738 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5741 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
5743 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
5746 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
5748 2009-04-10 Chao-ying Fu <fu@mips.com>
5750 * doc/tm.texi (Instruction Output): Document
5751 TARGET_ASM_FINAL_POSTSCAN_INSN.
5752 * target.h (final_postscan_insn): New field in asm_out.
5753 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5754 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
5755 * final.c (final_scan_insn): Call
5756 targetm.asm_out.final_postscan_insn after outputting
5757 an asm macro and a normal instruction.
5759 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
5760 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
5761 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
5762 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
5763 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5765 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5768 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
5769 variables as non-NULL even with -fdelete-null-pointer-checks.
5771 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5773 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
5775 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
5778 * config/i386/i386.c (classify_argument): Handle SCmode with
5779 (bit_offset % 64) != 0.
5781 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
5783 * doc/invoke.texi (Optimize Options): Add cross-reference to
5784 -Q --help=optimizers examples.
5786 2009-04-10 Ben Elliston <bje@au.ibm.com>
5789 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
5790 regalign for the reg == fpr and TDmode case.
5792 2009-04-09 David Ayers <ayers@fsfe.org>
5795 * objc/objc-act.c (warn_with_method): Remove helper function.
5796 (check_duplicates): Call warning and inform directly.
5797 (really_start_method): Likewise.
5799 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5801 * expmed.c (expand_divmod): Always use a comparison for a division
5802 by a large unsigned integer.
5804 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
5805 for things others than variables or functions as nonzero.
5807 2009-04-09 Nick Clifton <nickc@redhat.com>
5809 * unwind-compat.c: Change copyright header to refer to version
5810 3 of the GNU General Public License with version 3.1 of the
5811 GCC Runtime Library Exception and to point readers at the
5812 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
5813 * config/alpha/crtfastmath.c: Likewise.
5814 * config/alpha/linux-unwind.h: Likewise.
5815 * config/alpha/qrnnd.asm: Likewise.
5816 * config/alpha/vms-crt0-64.c: Likewise.
5817 * config/alpha/vms-crt0.c: Likewise.
5818 * config/alpha/vms-dwarf2.asm: Likewise.
5819 * config/alpha/vms-dwarf2eh.asm: Likewise.
5820 * config/alpha/vms-psxcrt0-64.c: Likewise.
5821 * config/alpha/vms-psxcrt0.c: Likewise.
5822 * config/alpha/vms_tramp.asm: Likewise.
5823 * config/arc/initfini.c: Likewise.
5824 * config/arc/lib1funcs.asm: Likewise.
5825 * config/arm/bpabi-v6m.S: Likewise.
5826 * config/arm/bpabi.S: Likewise.
5827 * config/arm/bpabi.c: Likewise.
5828 * config/arm/crti.asm: Likewise.
5829 * config/arm/crtn.asm: Likewise.
5830 * config/arm/ieee754-df.S: Likewise.
5831 * config/arm/ieee754-sf.S: Likewise.
5832 * config/arm/lib1funcs.asm: Likewise.
5833 * config/arm/libunwind.S: Likewise.
5834 * config/arm/linux-atomic.c: Likewise.
5835 * config/arm/mmintrin.h: Likewise.
5836 * config/arm/pr-support.c: Likewise.
5837 * config/arm/unaligned-funcs.c: Likewise.
5838 * config/arm/unwind-arm.c: Likewise.
5839 * config/arm/unwind-arm.h: Likewise.
5840 * config/avr/libgcc.S: Likewise.
5841 * config/bfin/crti.s: Likewise.
5842 * config/bfin/crtlibid.s: Likewise.
5843 * config/bfin/crtn.s: Likewise.
5844 * config/bfin/lib1funcs.asm: Likewise.
5845 * config/bfin/linux-unwind.h: Likewise.
5846 * config/cris/arit.c: Likewise.
5847 * config/cris/cris_abi_symbol.c: Likewise.
5848 * config/darwin-64.c: Likewise.
5849 * config/darwin-crt2.c: Likewise.
5850 * config/darwin-crt3.c: Likewise.
5851 * config/darwin.h: Likewise.
5852 * config/dbxelf.h: Likewise.
5853 * config/dfp-bit.c: Likewise.
5854 * config/dfp-bit.h: Likewise.
5855 * config/elfos.h: Likewise.
5856 * config/fixed-bit.c: Likewise.
5857 * config/fixed-bit.h: Likewise.
5858 * config/fp-bit.c: Likewise.
5859 * config/fp-bit.h: Likewise.
5860 * config/fr30/crti.asm: Likewise.
5861 * config/fr30/crtn.asm: Likewise.
5862 * config/fr30/lib1funcs.asm: Likewise.
5863 * config/freebsd-spec.h: Likewise.
5864 * config/frv/cmovd.c: Likewise.
5865 * config/frv/cmovh.c: Likewise.
5866 * config/frv/cmovw.c: Likewise.
5867 * config/frv/frvbegin.c: Likewise.
5868 * config/frv/frvend.c: Likewise.
5869 * config/frv/lib1funcs.asm: Likewise.
5870 * config/glibc-stdint.h: Likewise.
5871 * config/h8300/clzhi2.c: Likewise.
5872 * config/h8300/crti.asm: Likewise.
5873 * config/h8300/crtn.asm: Likewise.
5874 * config/h8300/ctzhi2.c: Likewise.
5875 * config/h8300/fixunssfsi.c: Likewise.
5876 * config/h8300/lib1funcs.asm: Likewise.
5877 * config/h8300/parityhi2.c: Likewise.
5878 * config/h8300/popcounthi2.c: Likewise.
5879 * config/i386/ammintrin.h: Likewise.
5880 * config/i386/att.h: Likewise.
5881 * config/i386/avxintrin.h: Likewise.
5882 * config/i386/biarch64.h: Likewise.
5883 * config/i386/bmmintrin.h: Likewise.
5884 * config/i386/cpuid.h: Likewise.
5885 * config/i386/cross-stdarg.h: Likewise.
5886 * config/i386/crtfastmath.c: Likewise.
5887 * config/i386/crtprec.c: Likewise.
5888 * config/i386/cygming-crtbegin.c: Likewise.
5889 * config/i386/cygming-crtend.c: Likewise.
5890 * config/i386/cygwin.asm: Likewise.
5891 * config/i386/emmintrin.h: Likewise.
5892 * config/i386/gmm_malloc.h: Likewise.
5893 * config/i386/gthr-win32.c: Likewise.
5894 * config/i386/i386.h: Likewise.
5895 * config/i386/immintrin.h: Likewise.
5896 * config/i386/linux-unwind.h: Likewise.
5897 * config/i386/linux64.h: Likewise.
5898 * config/i386/mm3dnow.h: Likewise.
5899 * config/i386/mmintrin-common.h: Likewise.
5900 * config/i386/mmintrin.h: Likewise.
5901 * config/i386/nmmintrin.h: Likewise.
5902 * config/i386/pmm_malloc.h: Likewise.
5903 * config/i386/pmmintrin.h: Likewise.
5904 * config/i386/smmintrin.h: Likewise.
5905 * config/i386/sol2-c1.asm: Likewise.
5906 * config/i386/sol2-ci.asm: Likewise.
5907 * config/i386/sol2-cn.asm: Likewise.
5908 * config/i386/sol2-gc1.asm: Likewise.
5909 * config/i386/tmmintrin.h: Likewise.
5910 * config/i386/unix.h: Likewise.
5911 * config/i386/w32-unwind.h: Likewise.
5912 * config/i386/wmmintrin.h: Likewise.
5913 * config/i386/x86-64.h: Likewise.
5914 * config/i386/x86intrin.h: Likewise.
5915 * config/i386/xmmintrin.h: Likewise.
5916 * config/ia64/crtbegin.asm: Likewise.
5917 * config/ia64/crtend.asm: Likewise.
5918 * config/ia64/crtfastmath.c: Likewise.
5919 * config/ia64/crti.asm: Likewise.
5920 * config/ia64/crtn.asm: Likewise.
5921 * config/ia64/fde-glibc.c: Likewise.
5922 * config/ia64/lib1funcs.asm: Likewise.
5923 * config/ia64/linux-unwind.h: Likewise.
5924 * config/ia64/quadlib.c: Likewise.
5925 * config/ia64/unwind-ia64.c: Likewise.
5926 * config/linux.h: Likewise.
5927 * config/m32c/m32c-lib1.S: Likewise.
5928 * config/m32c/m32c-lib2-trapv.c: Likewise.
5929 * config/m32c/m32c-lib2.c: Likewise.
5930 * config/m32r/initfini.c: Likewise.
5931 * config/m68hc11/larith.asm: Likewise.
5932 * config/m68hc11/m68hc11-crt0.S: Likewise.
5933 * config/m68k/cf.md: Likewise.
5934 * config/m68k/crti.s: Likewise.
5935 * config/m68k/crtn.s: Likewise.
5936 * config/m68k/lb1sf68.asm: Likewise.
5937 * config/m68k/linux-unwind.h: Likewise.
5938 * config/mcore/crti.asm: Likewise.
5939 * config/mcore/crtn.asm: Likewise.
5940 * config/mcore/lib1.asm: Likewise.
5941 * config/mips/linux-unwind.h: Likewise.
5942 * config/mips/loongson.h: Likewise.
5943 * config/mips/mips16.S: Likewise.
5944 * config/mmix/crti.asm: Likewise.
5945 * config/mmix/crtn.asm: Likewise.
5946 * config/pa/fptr.c: Likewise.
5947 * config/pa/hpux-unwind.h: Likewise.
5948 * config/pa/lib2funcs.asm: Likewise.
5949 * config/pa/linux-atomic.c: Likewise.
5950 * config/pa/linux-unwind.h: Likewise.
5951 * config/pa/milli64.S: Likewise.
5952 * config/pa/quadlib.c: Likewise.
5953 * config/pa/stublib.c: Likewise.
5954 * config/picochip/libgccExtras/adddi3.asm: Likewise.
5955 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
5956 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
5957 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
5958 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
5959 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
5960 * config/picochip/libgccExtras/divmod15.asm: Likewise.
5961 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
5962 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
5963 * config/picochip/libgccExtras/longjmp.asm: Likewise.
5964 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
5965 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
5966 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
5967 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
5968 * config/picochip/libgccExtras/setjmp.asm: Likewise.
5969 * config/picochip/libgccExtras/subdi3.asm: Likewise.
5970 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
5971 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
5972 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
5973 * config/rs6000/750cl.h: Likewise.
5974 * config/rs6000/altivec.h: Likewise.
5975 * config/rs6000/biarch64.h: Likewise.
5976 * config/rs6000/crtresfpr.asm: Likewise.
5977 * config/rs6000/crtresgpr.asm: Likewise.
5978 * config/rs6000/crtresxfpr.asm: Likewise.
5979 * config/rs6000/crtresxgpr.asm: Likewise.
5980 * config/rs6000/crtsavfpr.asm: Likewise.
5981 * config/rs6000/crtsavgpr.asm: Likewise.
5982 * config/rs6000/darwin-asm.h: Likewise.
5983 * config/rs6000/darwin-fallback.c: Likewise.
5984 * config/rs6000/darwin-fpsave.asm: Likewise.
5985 * config/rs6000/darwin-ldouble.c: Likewise.
5986 * config/rs6000/darwin-tramp.asm: Likewise.
5987 * config/rs6000/darwin-unwind.h: Likewise.
5988 * config/rs6000/darwin-vecsave.asm: Likewise.
5989 * config/rs6000/darwin-world.asm: Likewise.
5990 * config/rs6000/e500crtres32gpr.asm: Likewise.
5991 * config/rs6000/e500crtres64gpr.asm: Likewise.
5992 * config/rs6000/e500crtres64gprctr.asm: Likewise.
5993 * config/rs6000/e500crtrest32gpr.asm: Likewise.
5994 * config/rs6000/e500crtrest64gpr.asm: Likewise.
5995 * config/rs6000/e500crtresx32gpr.asm: Likewise.
5996 * config/rs6000/e500crtresx64gpr.asm: Likewise.
5997 * config/rs6000/e500crtsav32gpr.asm: Likewise.
5998 * config/rs6000/e500crtsav64gpr.asm: Likewise.
5999 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
6000 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
6001 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
6002 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
6003 * config/rs6000/eabi-ci.asm: Likewise.
6004 * config/rs6000/eabi-cn.asm: Likewise.
6005 * config/rs6000/eabi.asm: Likewise.
6006 * config/rs6000/linux-unwind.h: Likewise.
6007 * config/rs6000/linux64.h: Likewise.
6008 * config/rs6000/paired.h: Likewise.
6009 * config/rs6000/paired.md: Likewise.
6010 * config/rs6000/ppc64-fp.c: Likewise.
6011 * config/rs6000/ppu_intrinsics.h: Likewise.
6012 * config/rs6000/rs6000.h: Likewise.
6013 * config/rs6000/si2vmx.h: Likewise.
6014 * config/rs6000/sol-ci.asm: Likewise.
6015 * config/rs6000/sol-cn.asm: Likewise.
6016 * config/rs6000/spe.h: Likewise.
6017 * config/rs6000/spu2vmx.h: Likewise.
6018 * config/rs6000/sysv4.h: Likewise.
6019 * config/rs6000/tramp.asm: Likewise.
6020 * config/rs6000/vec_types.h: Likewise.
6021 * config/s390/linux-unwind.h: Likewise.
6022 * config/s390/tpf-unwind.h: Likewise.
6023 * config/score/crti.asm: Likewise.
6024 * config/score/crtn.asm: Likewise.
6025 * config/sh/crt1.asm: Likewise.
6026 * config/sh/crti.asm: Likewise.
6027 * config/sh/crtn.asm: Likewise.
6028 * config/sh/divtab-sh4-300.c: Likewise.
6029 * config/sh/divtab-sh4.c: Likewise.
6030 * config/sh/divtab.c: Likewise.
6031 * config/sh/lib1funcs-4-300.asm: Likewise.
6032 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
6033 * config/sh/lib1funcs.asm: Likewise.
6034 * config/sh/lib1funcs.h: Likewise.
6035 * config/sh/linux-atomic.asm: Likewise.
6036 * config/sh/linux-unwind.h: Likewise.
6037 * config/sh/shmedia.h: Likewise.
6038 * config/sh/sshmedia.h: Likewise.
6039 * config/sh/ushmedia.h: Likewise.
6040 * config/sparc/crtfastmath.c: Likewise.
6041 * config/sparc/linux-unwind.h: Likewise.
6042 * config/sparc/sol2-c1.asm: Likewise.
6043 * config/sparc/sol2-ci.asm: Likewise.
6044 * config/sparc/sol2-cn.asm: Likewise.
6045 * config/spu/divmodti4.c: Likewise.
6046 * config/spu/divv2df3.c: Likewise.
6047 * config/spu/float_disf.c: Likewise.
6048 * config/spu/float_unsdidf.c: Likewise.
6049 * config/spu/float_unsdisf.c: Likewise.
6050 * config/spu/float_unssidf.c: Likewise.
6051 * config/spu/mfc_multi_tag_release.c: Likewise.
6052 * config/spu/mfc_multi_tag_reserve.c: Likewise.
6053 * config/spu/mfc_tag_release.c: Likewise.
6054 * config/spu/mfc_tag_reserve.c: Likewise.
6055 * config/spu/mfc_tag_table.c: Likewise.
6056 * config/spu/multi3.c: Likewise.
6057 * config/spu/spu_internals.h: Likewise.
6058 * config/spu/spu_intrinsics.h: Likewise.
6059 * config/spu/spu_mfcio.h: Likewise.
6060 * config/spu/vec_types.h: Likewise.
6061 * config/spu/vmx2spu.h: Likewise.
6062 * config/stormy16/stormy16-lib2.c: Likewise.
6063 * config/svr4.h: Likewise.
6064 * config/sync.c: Likewise.
6065 * config/v850/lib1funcs.asm: Likewise.
6066 * config/vxlib-tls.c: Likewise.
6067 * config/vxlib.c: Likewise.
6068 * config/vxworks-dummy.h: Likewise.
6069 * config/xtensa/crti.asm: Likewise.
6070 * config/xtensa/crtn.asm: Likewise.
6071 * config/xtensa/ieee754-df.S: Likewise.
6072 * config/xtensa/ieee754-sf.S: Likewise.
6073 * config/xtensa/lib1funcs.asm: Likewise.
6074 * config/xtensa/lib2funcs.S: Likewise.
6075 * config/xtensa/linux-unwind.h: Likewise.
6076 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
6077 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
6078 * coretypes.h: Likewise.
6079 * crtstuff.c: Likewise.
6080 * defaults.h: Likewise.
6081 * dwarf2.h: Likewise.
6082 * emutls.c: Likewise.
6083 * gbl-ctors.h: Likewise.
6084 * gcov-io.h: Likewise.
6085 * ginclude/float.h: Likewise.
6086 * ginclude/iso646.h: Likewise.
6087 * ginclude/stdarg.h: Likewise.
6088 * ginclude/stdbool.h: Likewise.
6089 * ginclude/stddef.h: Likewise.
6090 * ginclude/stdfix.h: Likewise.
6091 * ginclude/stdint-gcc.h: Likewise.
6092 * ginclude/tgmath.h: Likewise.
6093 * gthr-aix.h: Likewise.
6094 * gthr-dce.h: Likewise.
6095 * gthr-gnat.c: Likewise.
6096 * gthr-gnat.h: Likewise.
6097 * gthr-lynx.h: Likewise.
6098 * gthr-mipssde.h: Likewise.
6099 * gthr-nks.h: Likewise.
6100 * gthr-posix.c: Likewise.
6101 * gthr-posix.h: Likewise.
6102 * gthr-posix95.h: Likewise.
6103 * gthr-rtems.h: Likewise.
6104 * gthr-single.h: Likewise.
6105 * gthr-solaris.h: Likewise.
6106 * gthr-tpf.h: Likewise.
6107 * gthr-vxworks.h: Likewise.
6108 * gthr-win32.h: Likewise.
6110 * libgcc2.c: Likewise.
6111 * libgcc2.h: Likewise.
6112 * libgcov.c: Likewise.
6113 * tsystem.h: Likewise.
6114 * typeclass.h: Likewise.
6115 * unwind-c.c: Likewise.
6116 * unwind-compat.h: Likewise.
6117 * unwind-dw2-fde-compat.c: Likewise.
6118 * unwind-dw2-fde-darwin.c: Likewise.
6119 * unwind-dw2-fde-glibc.c: Likewise.
6120 * unwind-dw2-fde.c: Likewise.
6121 * unwind-dw2-fde.h: Likewise.
6122 * unwind-dw2.c: Likewise.
6123 * unwind-dw2.h: Likewise.
6124 * unwind-generic.h: Likewise.
6125 * unwind-pe.h: Likewise.
6126 * unwind-sjlj.c: Likewise.
6127 * unwind.inc: Likewise.
6128 * config/arm/neon-gen.ml: Change generated copyright header to
6129 refer to version 3 of the GNU General Public License with
6130 version 3.1 of the GCC Runtime Library Exception and to point
6131 readers at the COPYING3 and COPYING3.RUNTIME files and the
6132 FSF's license web page.
6133 * config/arm/arm_neon.h: Regenerate.
6135 2009-04-09 Jakub Jelinek <jakub@redhat.com>
6137 * config/cris/cris.md: Change copyright header to refer to version
6138 3 of the GNU General Public License.
6139 * doc/install.texi2html: Change copyright header to refer to version
6140 3 of the GNU General Public License and to point readers at the
6141 COPYING3 file and the FSF's license web page.
6142 * config/vax/linux.h: Likewise.
6144 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6146 * config/i386/i386.md (cmpcc): New.
6147 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
6148 (sync_compare_and_swap_cc*): Delete.
6150 * config/s390/s390.c (s390_compare_emitted): Remove.
6151 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
6152 s390_compare_emitted used to be handled. Assert that modes match.
6153 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
6154 refer to sync_compare_and_swap_ccsi.
6155 * config/s390/s390.h (s390_compare_emitted): Remove.
6156 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
6157 instead of s390_compare_emitted.
6158 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
6159 instead of s390_compare_emitted.
6160 * config/s390/s390.md (cmpcc): New.
6161 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
6162 CC_REGNUM, do not pretend it's set.
6163 (sync_compare_and_swap_cc*): Delete.
6164 * config/s390/predicates.md (cc_reg_operand): New.
6166 * expr.c (sync_compare_and_swap_cc): Delete.
6167 * optabs.h (sync_compare_and_swap_cc): Delete.
6168 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
6169 is being used with can_compare_p.
6170 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
6172 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
6173 look for a MODE_CC set instead. Use emit_store_flag.
6174 (expand_compare_and_swap_loop): Likewise, with some additional
6175 complication to avoid a force_reg when useless. Use
6176 emit_cmp_and_jump_insns.
6177 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
6178 * doc/md.texi (sync_compare_and_swap_cc): Merge with
6179 sync_compare_and_swap documentation.
6181 2009-04-09 Jan Hubicka <jh@suse.cz>
6183 * except.c (find_prev_try): Break out from ....
6184 (duplicate_eh_regions): ... here; properly update prev_try pointers
6185 when duplication part of tree.
6186 (dump_eh_tree): Improve dumping.
6187 (verify_eh_region): New.
6188 (verify_eh_tree): Use it.
6190 2009-04-06 Richard Guenther <rguenther@suse.de>
6192 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
6193 &ARRAY addresses by adjusting their types and prepending
6195 * tree-cfg.c (verify_gimple_assign_single): Verify that
6196 addresses are correct.
6198 2009-04-09 Richard Guenther <rguenther@suse.de>
6200 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
6201 indices into an array reference if possible.
6202 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6203 Fold POINTER_PLUS_EXPR statements with invariant address.
6205 2009-04-09 Alan Modra <amodra@bigpond.net.au>
6208 * config.gcc (powerpc64-*-linux*): Always build biarch.
6210 2009-04-09 Joseph Myers <joseph@codesourcery.com>
6213 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
6214 it and pedwarn if this results in an INTEGER_CST.
6216 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6218 * doc/install.texi: Update minimum GMP version. Remove obsolete
6219 text in MPFR section.
6221 2009-04-08 Jakub Jelinek <jakub@redhat.com>
6223 * dwarf2out.c (class_scope_p): New static inline.
6224 (class_or_namespace_scope_p): Use it.
6225 (gen_variable_die): Use DW_TAG_member tag for static data member
6226 declarations instead of DW_TAG_variable.
6229 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
6232 2009-04-08 Richard Guenther <rguenther@suse.de>
6234 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
6235 valueize random data.
6237 2009-04-08 David Edelsohn <edelsohn@gnu.org>
6239 * config.gcc (aix tm_file): Add aix-stdint.h.
6240 (aix tm clause use_gcc_stdint): Set to wrap.
6241 * config/rs6000/aix-stdint.h: New file.
6243 2009-04-08 Richard Guenther <rguenther@suse.de>
6246 * tree-dfa.c (add_referenced_var): Do not recurse into
6247 global initializers.
6248 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
6250 (fold_const_aggregate_ref): Likewise.
6252 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
6254 * recog.c (ordered_comparison_operator): New.
6255 * gensupport.c (std_preds): Add it.
6256 * doc/md.texi (Machine-Independent Predicates): Document it.
6258 2009-04-08 Jan Hubicka <jh@suse.cz>
6260 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
6261 * function.h (rtl_eh): Remove exception_handler_label_map.
6262 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
6263 remove_exception_handler_label, for_each_eh_label_1): Remove.
6264 (rtl_remove_unreachable_regions): Remove.
6265 (convert_from_eh_region_ranges): Do not remove unreachable regions.
6266 (find_exception_handler_labels): Don't build the hashtable.
6267 (maybe_remove_eh_handler): Remove.
6268 (for_each_eh_label): Rewrite to walk the tree.
6269 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
6270 * except.h (maybe_remove_eh_handler): Remove.
6271 * passes.c (init_optimization_passes): Schedule second EH cleanup
6273 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
6274 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
6276 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
6278 * genoutput.c (validate_optab_operands): New.
6279 (gen_insn, gen_expand): Call it.
6281 * genflags.c (gen_insn): Detect misused iterators.
6282 (main): Pass line_no to gen_insn, exit with status 1 on error.
6284 * genextract.c (line_no): Make global.
6285 (VEC_safe_set_locstr): Change assertion to error message.
6286 (main): Exit with status 1 on error.
6288 2009-04-08 Joseph Myers <joseph@codesourcery.com>
6292 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
6293 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
6294 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
6295 * c-convert.c (convert): Do not call fold on results of conversion
6296 functions when the result is a C_MAYBE_CONST_EXPR.
6297 * c-parser.c (c_parser_postfix_expression): Do not fold condition
6298 of __builtin_choose_expr.
6299 * c-typeck.c (remove_c_maybe_const_expr): New.
6300 (build_unary_op, build_conditional_expr, build_compound_expr,
6301 build_binary_op, c_objc_common_truthvalue_conversion): Call
6302 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
6305 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
6307 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
6308 CODE to produce a new one. Add a prototype to use fold_convert_const
6310 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
6313 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
6314 mix declarations and code.
6316 2009-04-08 Ben Elliston <bje@au.ibm.com>
6318 * gcc.c: Replace `CC' with `GCC' throughout.
6320 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
6322 * doc/invoke.texi: Document Atom support.
6324 2009-04-07 Jason Merrill <jason@redhat.com>
6327 * c-common.h, c-common.c: Add flag_pretty_templates.
6328 * c-opts.c (c_common_handle_option): Set it.
6329 * c.opt: Add -fno-pretty-templates.
6330 * doc/invoke.texi (C++ Dialect Options): Likewise.
6332 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
6334 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
6335 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
6336 (ia64_expand_builtin): Likewise.
6338 2009-04-07 Martin Jambor <mjambor@suse.cz>
6340 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
6341 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
6342 ADDR_EXPRS are include too.
6344 2009-04-07 Richard Guenther <rguenther@suse.de>
6346 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
6347 decls are only used if passes as parameters or if they are
6348 local statics and the call is not to a builtin.
6349 (call_may_clobber_ref_p_1): Likewise.
6351 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6353 * expr.c (do_store_flag): Remove last argument. Simplify code
6354 to avoid duplication of tests already done by can_compare_p.
6355 (expand_expr_real_1): Adjust caller.
6357 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6359 * optabs.c (can_compare_p): Test the predicate of a
6360 cbranch and cstore pattern.
6362 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6364 * expr.c (convert_move): Use emit_store_flag instead of
6367 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6369 * config/i386/i386.c (ix86_compare_emitted): Remove.
6370 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
6371 ix86_compare_op0 like ix86_compare_emitted used to be handled.
6372 * config/i386/i386.h (ix86_compare_emitted): Remove.
6373 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
6374 instead of ix86_compare_emitted.
6375 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
6377 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
6379 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
6380 Add t-sysroot-suffix to tmake_file.
6381 * config/print-sysroot-suffix.sh: New file.
6382 * config/t-sysroot-suffix: New file.
6384 2009-04-07 Ben Elliston <bje@au.ibm.com>
6386 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
6387 as the latter produces a warning when the target does not support
6390 2009-04-07 Ben Elliston <bje@au.ibm.com>
6392 * dfp.c: Replace type punning assignments with memcpy throughout.
6393 * Makefile.in (dfp.o-warn): Remove.
6395 2009-04-07 Alan Modra <amodra@bigpond.net.au>
6398 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
6399 Include soft-fp/t-softfp after rs6000/t-linux64.
6401 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
6403 * stor-layout.c (set_sizetype): Use the full precision of their
6404 machine mode for bitsize types.
6406 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
6408 * config/i386/i386.md: Revert 2 accidental checkins.
6410 2009-04-06 Joey Ye <joey.ye@intel.com>
6411 Xuepeng Guo <xuepeng.guo@intel.com>
6412 H.J. Lu <hongjiu.lu@intel.com>
6414 Atom pipeline model, tuning and insn selection.
6415 * config.gcc (atom): Add atom config options and target.
6417 * config/i386/atom.md: New.
6419 * config/i386/i386.c (atom_cost): New cost.
6420 (m_ATOM): New macro flag.
6421 (initial_ix86_tune_features): Set m_ATOM.
6422 (x86_accumulate_outgoing_args): Likewise.
6423 (x86_arch_always_fancy_math_387): Likewise.
6424 (processor_target): Add Atom cost.
6425 (cpu_names): Add Atom cpu name.
6426 (override_options): Set Atom ISA.
6427 (ix86_issue_rate): New case PROCESSOR_ATOM.
6428 (ix86_adjust_cost): Likewise.
6430 * config/i386/i386.h (TARGET_ATOM): New target macro.
6431 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
6432 (TARGET_OPT_AGU): New target option.
6433 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
6434 (processor_type): Add PROCESSOR_ATOM.
6436 * config/i386/i386.md (cpu): Add new value "atom".
6437 (use_carry, movu): New attr.
6438 (atom.md): Include atom.md.
6439 (adddi3_carry_rex64): Set attr "use_carry".
6440 (addqi3_carry): Likewise.
6441 (addhi3_carry): Likewise.
6442 (addsi3_carry): Likewise.
6443 (*addsi3_carry_zext): Likewise.
6444 (subdi3_carry_rex64): Likewise.
6445 (subqi3_carry): Likewise.
6446 (subhi3_carry): Likewise.
6447 (subsi3_carry): Likewise.
6448 (x86_movdicc_0_m1_rex64): Likewise.
6449 (*x86_movdicc_0_m1_se): Likewise.
6450 (x86_movsicc_0_m1): Likewise.
6451 (*x86_movsicc_0_m1_se): Likewise.
6452 (*adddi_1_rex64): Emit add insn as much as possible.
6453 (*addsi_1): Likewise.
6454 (return_internal): Set atom_unit.
6455 (return_internal_long): Likewise.
6456 (return_pop_internal): Likewise.
6457 (*rcpsf2_sse): Set atom_sse_attr attr.
6458 (*qrt<mode>2_sse): Likewise.
6459 (*prefetch_sse): Likewise.
6461 * config/i386/i386-c.c (ix86_target_macros_internal): New case
6463 (ix86_target_macros_internal): Likewise.
6465 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
6466 (*prefetch_sse_rex): Likewise.
6467 (sse_rcpv4sf2): Likewise.
6468 (sse_vmrcpv4sf2): Likewise.
6469 (sse_sqrtv4sf2): Likewise.
6470 (<sse>_vmsqrt<mode>2): Likewise.
6471 (sse_ldmxcsr): Likewise.
6472 (sse_stmxcsr): Likewise.
6473 (*sse_sfence): Likewise.
6474 (sse2_clflush): Likewise.
6475 (*sse2_mfence): Likewise.
6476 (*sse2_lfence): Likewise.
6477 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
6478 (<sse>_movup<ssemodesuffixf2c>): Likewise.
6479 (avx_movdqu<avxmodesuffix>): Likewise.
6480 (avx_lddqu<avxmodesuffix>): Likewise.
6481 (sse2_movntv2di): Change attr "type" to "ssemov".
6482 (sse2_movntsi): Likewise.
6483 (rsqrtv8sf2): Change attr "type" to "sseadd".
6484 (sse3_addsubv2df3): Set attr "atom_unit".
6485 (sse3_h<plusminus_insn>v4sf3): Likewise.
6486 (*sse2_pmaddwd): Likewise.
6487 (*vec_extractv2di_1_rex64): Likewise.
6488 (*vec_extractv2di_1_avx): Likewise.
6489 (sse2_psadbw): Likewise.
6490 (ssse3_phaddwv8hi3): Likewise.
6491 (ssse3_phaddwv4hi3): Likewise.
6492 (ssse3_phadddv4si3): Likewise.
6493 (ssse3_phadddv2si3): Likewise.
6494 (ssse3_phaddswv8hi3): Likewise.
6495 (ssse3_phaddswv4hi3): Likewise.
6496 (ssse3_phsubwv8hi3): Likewise.
6497 (ssse3_phsubwv4hi3): Likewise.
6498 (ssse3_phsubdv4si3): Likewise.
6499 (ssse3_phsubdv2si3): Likewise.
6500 (ssse3_phsubswv8hi3): Likewise.
6501 (ssse3_phsubswv4hi3): Likewise.
6502 (ssse3_pmaddubsw128): Likewise.
6503 (sse3_pmaddubsw: Likewise.
6504 (ssse3_palignrti): Likewise.
6505 (ssse3_palignrdi): Likewise.
6507 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
6509 * doc/install.texi (Specific): Fix two cross-references to MinGW.
6511 2009-04-06 Richard Guenther <rguenther@suse.de>
6513 PR tree-optimization/28868
6514 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
6515 of which PHI results we inserted.
6516 (insert_into_preds_of_block): Record inserted PHIs.
6517 (eliminate): Eliminate redundant PHI nodes.
6518 (init_pre): Init inserted_phi_names.
6520 2009-04-06 Richard Guenther <rguenther@suse.de>
6522 PR tree-optimization/39643
6523 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
6524 IMAGPART_EXPRs of complex constants.
6525 (execute_fold_all_builtins): If we folded a call queue
6526 TODO_update_address_taken.
6528 2009-04-06 Jan Hubicka <jh@suse.cz>
6531 * except.c (remove_unreachable_regions): Propagate may_contain_throw
6534 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
6536 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
6538 (ic_invalidate_array): Likewise.
6540 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
6542 * calls.c (emit_library_call_value_1): Fix a problem with parameter
6543 alignment for library calls.
6545 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
6547 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
6548 (mingw32 tm clause use_gcc_stdint): Set to wrap.
6549 * config/i386/mingw-stdint.h: New file.
6551 2009-04-05 Richard Guenther <rguenther@suse.de>
6553 PR tree-optimization/39648
6554 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
6555 our &A vs. &A[0] IL deficiencies.
6557 2009-04-04 Jan Hubicka <jh@suse.cz>
6559 * except.c (sjlj_find_directly_reachable_regions): Be ready for
6560 removed toplevel regions.
6561 (sjlj_mark_call_sites): Likewise.
6563 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
6565 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
6566 (cygwin tm clause use_gcc_stdint): Set to wrap.
6567 * config/i386/cygwin-stdint.h: New file.
6569 2009-04-04 Richard Guenther <rguenther@suse.de>
6571 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
6572 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
6573 single-argument PHIs if we are in loop-closed SSA form.
6574 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
6575 for the pre-condition.
6576 (slpeel_tree_peel_loop_to_edge): Likewise.
6577 (vect_build_loop_niters): Take an optional sequence to append stmts.
6578 (vect_generate_tmps_on_preheader): Likewise.
6579 (vect_do_peeling_for_loop_bound): Take extra guards for the
6581 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
6582 the cost model check.
6583 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
6584 guards if we are going to peel. Do not apply versioning in that case.
6585 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
6586 (vect_do_peeling_for_loop_bound): Likewise.
6587 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
6588 loop bound only record extra pre-conditions, do not apply loop
6591 2009-04-04 Richard Guenther <rguenther@suse.de>
6593 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
6596 2009-04-04 Jan Hubicka <jh@suse.cz>
6598 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
6599 last_basic_block for size of bb->index indexed array.
6600 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
6601 compute_out, link_btr_uses, build_btr_def_use_webs,
6602 build_btr_def_use_webs, migrate_btr_defs): Likewise.
6604 2009-04-04 Jan Hubicka <jh@suse.cz>
6606 * except.c (remove_eh_handler_and_replace): Break out from ...
6607 (remove_eh_handler): ... here.
6608 (bring_to_root): New function.
6609 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
6610 handled ones, bring others to root of tree.
6612 2009-04-04 Jan Hubicka <jh@suse.cz>
6614 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
6615 (all_phis_safe_to_merge): New function.
6616 (update_info): New structure.
6617 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
6618 (cleanup_empty_eh): Update SSA if possible.
6620 2009-04-04 Richard Guenther <rguenther@suse.de>
6622 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
6623 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
6624 (append_vuse): Likewise.
6626 2009-04-04 Jakub Jelinek <jakub@redhat.com>
6628 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
6629 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
6630 instead of REG_UNSAVED for DW_CFA_undefined.
6631 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
6632 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
6635 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
6638 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
6639 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
6640 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
6642 2009-04-04 Richard Guenther <rguenther@suse.de>
6644 PR tree-optimization/8781
6645 PR tree-optimization/37892
6646 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
6647 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
6648 (valueize_refs): Call it for *& valueizations.
6649 (shared_reference_ops_from_ref): Rename to ...
6650 (valueize_shared_reference_ops_from_ref): ... this and valueize.
6651 (shared_reference_ops_from_call): Rename to ...
6652 (valueize_shared_reference_ops_from_call): ... this and valueize.
6653 (vn_reference_lookup): Update.
6654 (visit_reference_op_call): Likewise.
6655 * tree-ssa-pre.c (phi_translate_1): Fold *&.
6656 (eliminate): Value-replace the call address in call statements.
6658 2009-04-04 Richard Guenther <rguenther@suse.de>
6660 PR tree-optimization/39636
6661 * tree-ssa-forwprop.c
6662 (forward_propagate_addr_into_variable_array_index): Check for
6663 GIMPLE_ASSIGN before accessing the rhs code.
6665 2009-04-03 Jason Merrill <jason@redhat.com>
6667 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
6669 2009-04-03 Steve Ellcey <sje@cup.hp.com>
6671 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
6672 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
6673 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
6674 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
6675 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
6676 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
6677 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
6678 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
6679 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
6680 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
6681 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
6682 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
6683 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
6684 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
6685 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
6686 Use fr_reg_or_fp01_operand instead of fr_register_operand
6688 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
6689 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
6690 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
6692 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
6694 PR rtl-optimization/39607
6695 PR rtl-optimization/39631
6699 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6700 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6701 instead of DF_LR_OUT.
6702 * ira-lives.c (process_bb_node_lives): Ditto.
6703 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6704 instead of DF_LR_{OUT,IN}.
6705 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6706 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6708 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
6710 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
6711 (execute_lower_omp): Always run but take the short way out if -fopenmp
6713 (gate_lower_omp): Remove, forcing the pass manager to always run the
6714 pass and always set PROP_gimple_lomp.
6715 (pass_lower_omp): Remove gate function.
6716 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
6717 PROP_trees. Instead, require it.
6718 * ipa-cp.c (pass_ipa_cp): Likewise.
6719 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
6720 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
6721 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
6722 and PROP_gimple_leh.
6724 2009-04-03 Richard Guenther <rguenther@suse.de>
6727 PR tree-optimization/23940
6728 PR tree-optimization/33237
6731 PR tree-optimization/36201
6732 PR tree-optimization/36230
6733 PR tree-optimization/38049
6734 PR tree-optimization/38207
6735 PR tree-optimization/38230
6736 PR tree-optimization/38301
6737 PR tree-optimization/38585
6739 PR tree-optimization/38985
6740 PR tree-optimization/39299
6741 * tree-ssa-structalias.h: Remove.
6742 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
6743 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
6744 (struct vuse_element_d): Remove.
6745 (struct vuse_vec_d): Likewise.
6746 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
6747 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
6748 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
6749 VUSE_ELEMENT_VAR): Likewise.
6750 (struct voptype_d): Likewise.
6751 (NUM_VOP_FREE_BUCKETS): Likewise.
6752 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
6753 (struct stmt_operands_d): Remove.
6754 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
6755 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
6756 VDEF_NUM, VDEF_VECT): Likewise.
6757 (copy_virtual_operands): Remove.
6758 (operand_build_cmp): Likewise.
6759 (create_ssa_artificial_load_stmt): Likewise.
6760 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
6761 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
6762 vuse_index and mayuse_index members. Pack and move done and iter_type
6763 members to the front.
6764 (SSA_OP_VMAYUSE): Remove.
6765 (SSA_OP_VIRTUAL_USES): Adjust.
6766 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
6767 (unlink_stmt_vdef): Declare.
6768 (add_to_addressable_set): Remove.
6769 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
6770 (vrp_visit_stmt): Likewise.
6771 * doc/tree-ssa.texi (Alias analysis): Update.
6772 * doc/invoke.texi (max-aliased-vops): Remove docs.
6773 (avg-aliased-vops): Likewise.
6774 * tree-into-ssa.c (syms_to_rename): Remove.
6775 (need_to_update_vops_p): Likewise.
6776 (need_to_initialize_update_ssa_p): Rename to ...
6777 (update_ssa_initialized_fn): ... this. Track function we are
6779 (symbol_marked_for_renaming): Simplify.
6780 (add_new_name_mapping): Do not set need_to_update_vops_p.
6781 (dump_currdefs): Use SYMS_TO_RENAME.
6782 (rewrite_update_stmt): Always walk all uses/defs.
6783 (dump_update_ssa): Adjust.
6784 (init_update_ssa): Take function argument. Track what we are
6786 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
6787 (create_new_def_for): Initialize for cfun, assert we are initialized
6789 (mark_sym_for_renaming): Simplify.
6790 (mark_set_for_renaming): Do not initialize update-ssa.
6791 (need_ssa_update_p): Simplify. Take function argument.
6792 (name_mappings_registered_p): Assert we ask for the correct function.
6793 (name_registered_for_update_p): Likewise.
6794 (ssa_names_to_replace): Likewise.
6795 (release_ssa_name_after_update_ssa): Likewise.
6796 (update_ssa): Likewise. Use SYMS_TO_RENAME.
6797 (dump_decl_set): Do not print a newline.
6798 (debug_decl_set): Do it here.
6799 (dump_update_ssa): And here.
6800 * tree-ssa-loop-im.c (move_computations): Adjust.
6801 (movement_possibility): Likewise.
6802 (determine_max_movement): Likewise.
6803 (gather_mem_refs_stmt): Likewise.
6804 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
6806 * tree-complex.c (update_all_vops): Remove.
6807 (expand_complex_move): Adjust.
6808 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
6809 Simplify test for memory referencing statement. Exclude
6810 non-invariant ADDR_EXPRs.
6811 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
6812 * tree-loop-distribution.c (generate_memset_zero): Adjust.
6813 (rdg_flag_uses): Likewise.
6814 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
6816 (tree_optimize_tail_calls_1): Also split the
6817 edge from the entry block if we have degenerate PHI nodes in
6818 the first basic block.
6819 * tree.c (init_ttree): Remove memory-tag related code.
6820 (tree_code_size): Likewise.
6821 (tree_node_structure): Likewise.
6822 (build7_stat): Re-write to be build6_stat.
6823 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
6824 (SSA_VAR_P): Adjust.
6825 (struct tree_memory_tag): Remove.
6826 (struct tree_memory_partition_tag): Likewise.
6827 (union tree_node): Adjust.
6828 (build7): Re-write to be build6.
6829 * tree-pass.h (pass_reset_cc_flags): Remove.
6830 (TODO_update_address_taken): New flag.
6831 (pass_simple_dse): Remove.
6832 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
6833 * params.h (MAX_ALIASED_VOPS): Remove.
6834 (AVG_ALIASED_VOPS): Likewise.
6835 * omp-low.c (expand_omp_taskreg): Update SSA form.
6836 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
6837 aliases the lhs in a copy stmt.
6838 * tree-ssa-dse.c (struct address_walk_data): Remove.
6839 (memory_ssa_name_same): Likewise.
6840 (memory_address_same): Likewise.
6841 (get_kill_of_stmt_lhs): Likewise.
6842 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
6843 unused stores. Look through PHI nodes into post-dominated regions.
6844 (dse_optimize_stmt): Simplify. Properly remove stores.
6845 (tree_ssa_dse): Compute dominators.
6846 (execute_simple_dse): Remove.
6847 (pass_simple_dse): Likewise.
6848 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
6849 gimple_loaded_syms and gimple_stored_syms computation.
6850 * toplev.c (dump_memory_report): Dump alias and pta stats.
6851 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
6852 (vn_reference_eq): Likewise.
6853 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
6854 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
6855 valueize_vuses): Remove.
6856 (get_def_ref_stmt_vuses): Simplify. Rename to ...
6857 (get_def_ref_stmt_vuse): ... this.
6858 (vn_reference_lookup_2): New function.
6859 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
6860 walking equivalent vuses. Simplify.
6861 (vn_reference_lookup): Likewise.
6862 (vn_reference_insert): Likewise.
6863 (vn_reference_insert_pieces): Likewise.
6864 (visit_reference_op_call): Simplify.
6865 (visit_reference_op_load): Likewise.
6866 (visit_reference_op_store): Likewise.
6867 (init_scc_vn): Remove shared_lookup_vuses initialization.
6868 (free_scc_vn): Remove shared_lookup_vuses freeing.
6869 (sort_vuses, sort_vuses_heap): Remove.
6870 (get_ref_from_reference_ops): Export.
6871 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
6872 vector with single vuse pointer.
6873 (vn_reference_lookup_pieces, vn_reference_lookup,
6874 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
6875 (shared_vuses_from_stmt): Remove.
6876 (get_ref_from_reference_ops): Declare.
6877 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
6878 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6879 memory-tag related code.
6880 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
6881 (likely_value): Add comment, skip static-chain of call statements.
6882 (surely_varying_stmt_p): Adjust.
6883 (gimplify_and_update_call_from_tree): Likewise.
6884 (execute_fold_all_builtins): Do not rebuild alias info.
6885 (gimplify_and_update_call_from_tree): Properly update VOPs.
6886 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
6887 (copy_ref_info): Remove memory-tag related code.
6888 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
6889 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
6890 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
6892 * tree-ssa-dom.c (gimple_p): Remove typedef.
6893 (eliminate_redundant_computations): Adjust.
6894 (record_equivalences_from_stmt): Likewise.
6895 (avail_expr_hash): Likewise.
6896 (avail_expr_eq): Likewise.
6897 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
6898 (stmt_makes_single_load): Likewise.
6899 (stmt_makes_single_store): Likewise.
6900 * tree-ssa-alias.c: Rewrite completely.
6901 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
6902 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
6903 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
6904 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
6905 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
6906 Remove public functions.
6907 (pass_reset_cc_flags): Remove.
6908 (pass_build_alias): Move ...
6909 * tree-ssa-structalias.c (pass_build_alias): ... here.
6910 * tree-ssa-alias.c (may_be_aliased): Move ...
6911 * tree-flow-inline.h (may_be_aliased): ... here.
6912 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
6913 count_uses_and_derefs): Move ...
6914 * gimple.c: ... here.
6915 * gimple.h (count_uses_and_derefs): Declare.
6916 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
6917 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
6918 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
6919 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
6920 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
6921 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
6922 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
6924 * tree-dfa.c (refs_may_alias_p): Move ...
6925 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
6926 * tree-ssa-alias.h: New file.
6927 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
6928 (statement_sink_location): Likewise.
6929 * opts.c (decode_options): Do not adjust max-aliased-vops or
6930 avg-aliased-vops values.
6931 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
6932 (TV_CALL_CLOBBER): Likewise.
6933 (TV_FLOW_SENSITIVE): Likewise.
6934 (TV_FLOW_INSENSITIVE): Likewise.
6935 (TV_MEMORY_PARTITIONING): Likewise.
6936 (TV_ALIAS_STMT_WALK): New timevar.
6937 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
6938 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
6939 (get_address_description): Remove memory-tag related code.
6940 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
6941 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
6942 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
6943 and immediate uses in statements. Document.
6944 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
6945 (dump_symbols): Remove.
6946 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
6947 * alias.c (get_deref_alias_set): New function split out from ...
6948 (get_alias_set): ... here.
6949 * alias.h (get_deref_alias_set): Declare.
6950 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
6951 type parameter. Remove restrict pointer handling. Create a
6952 ref-all pointer in case type-based alias sets do not conflict.
6953 (vect_analyze_data_refs): Remove SMT related code.
6954 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
6955 (vectorizable_load): Likewise.
6956 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
6957 (DR_SYMBOL_TAG, DR_VOPS): Remove.
6958 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
6959 Ignore vops and SMTs.
6960 (dr_analyze_alias): Likewise..
6961 (free_data_ref): Likewise.
6962 (create_data_ref): Likewise.
6963 (analyze_all_data_dependences): Likewise.
6964 (get_references_in_stmt): Adjust.
6965 * tree-flow-inline.h (gimple_aliases_computed_p,
6966 gimple_addressable_vars, gimple_call_clobbered_vars,
6967 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
6968 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
6969 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
6970 gimple_mem_ref_stats): Remove.
6971 (gimple_vop): New function.
6972 (op_iter_next_use): Remove vuses and mayuses cases.
6973 (op_iter_next_def): Remove vdefs case.
6974 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
6975 (clear_and_done_ssa_iter): Do not set removed fields.
6976 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
6977 Assert we are not iterating over vuses or vdefs if not also
6978 iterating over uses or defs.
6979 (op_iter_init_use): Likewise.
6980 (op_iter_init_def): Likewise.
6981 (op_iter_next_vdef): Remove.
6982 (op_iter_next_mustdef): Likewise.
6983 (op_iter_init_vdef): Likewise.
6984 (compare_ssa_operands_equal): Likewise.
6985 (link_use_stmts_after): Handle vuse operand.
6986 (is_call_used): Use is_call_clobbered.
6987 (is_call_clobbered): Global variables are always call clobbered,
6988 query the call-clobbers bitmap.
6989 (mark_call_clobbered): Ignore global variables.
6990 (clear_call_clobbered): Likewise.
6991 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
6992 virtual operands sanity check.
6993 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
6995 (TARGET_MEM_REF): Remove TMR_TAG operand.
6996 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
6997 Remove call-clobber related code.
6998 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
6999 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
7000 partitions or escape reason.
7001 (get_single_def_stmt, get_single_def_stmt_from_phi,
7002 get_single_def_stmt_with_phi): Remove.
7003 (dump_referenced_vars): Tidy.
7004 (get_ref_base_and_extent): Allow bare decls.
7005 (collect_dfa_stats): Adjust.
7006 * graphite.c (rename_variables_in_stmt): Adjust.
7007 (graphite_copy_stmts_from_block): Likewise.
7008 (translate_clast): Likewise.
7009 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
7011 (translate_vuse_through_block): Use the oracle.
7012 (phi_translate_1): Adjust.
7013 (value_dies_in_block_x): Use the oracle. Cache the outcome
7015 (valid_in_sets): Check if the VUSE for
7016 a REFERENCE is available.
7017 (eliminate): Do not remove stmts during elimination,
7018 instead queue and remove them afterwards.
7019 (do_pre): Do not rebuild alias info.
7020 (pass_pre): Run TODO_rebuild_alias before PRE.
7021 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
7022 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
7023 (mark_all_v_defs_stmt): Remove.
7024 (mark_all_v_defs_seq): Adjust.
7025 (sra_replace): Likewise.
7026 (scalarize_use): Likewise.
7027 (scalarize_copy): Likewise.
7028 (scalarize_init): Likewise.
7029 (scalarize_ldst): Likewise.
7030 (todoflags): Remove.
7031 (tree_sra): Do not rebuild alias info.
7032 (tree_sra_early): Adjust.
7033 (pass_sra): Run TODO_update_address_taken before SRA.
7034 * tree-predcom.c (set_alias_info): Remove.
7035 (prepare_initializers_chain): Do not call it.
7036 (mark_virtual_ops_for_renaming): Adjust.
7037 (mark_virtual_ops_for_renaming_list): Remove.
7038 (initialize_root_vars): Adjust.
7039 (initialize_root_vars_lm): Likewise.
7040 (prepare_initializers_chain): Likewise.
7041 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
7042 (may_propagate_copy_into_stmt): Likewise.
7043 (merge_alias_info): Do nothing for now.
7044 (propagate_tree_value_into_stmt): Adjust.
7045 (stmt_may_generate_copy): Likewise.
7046 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
7047 not mark symbols for renaming.
7048 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
7049 with the same statement, make sure to update the new pointed-to one.
7050 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
7051 call statements, do not mark symbols for renaming.
7052 (mark_operand_necessary): Dump something.
7053 (ref_may_be_aliased): New function.
7054 (mark_aliased_reaching_defs_necessary_1): New helper function.
7055 (mark_aliased_reaching_defs_necessary): Likewise.
7056 (mark_all_reaching_defs_necessary_1): Likewise.
7057 (mark_all_reaching_defs_necessary): Likewise.
7058 (propagate_necessity): Do not process virtual PHIs. For
7059 non-aliased loads mark all reaching definitions as necessary.
7060 For aliased loads and stores mark the immediate dominating
7061 aliased clobbers as necessary.
7062 (visited): New global static.
7063 (perform_tree_ssa_dce): Free visited bitmap after propagating
7065 (remove_dead_phis): Perform simple dead virtual PHI removal.
7066 (remove_dead_stmt): Properly unlink virtual operands when
7068 (eliminate_unnecessary_stmts): Schedule PHI removal after
7070 * tree-ssa-ter.c (is_replaceable_p): Adjust.
7071 (process_replaceable): Likewise.
7072 (find_replaceable_in_bb): Likewise.
7073 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
7074 based on the single gimple vop.
7075 (verify_flow_insensitive_alias_info): Remove.
7076 (verify_flow_sensitive_alias_info): Likewise.
7077 (verify_call_clobbering): Likewise.
7078 (verify_memory_partitions): Likewise.
7079 (verify_alias_info): Likewise.
7080 (verify_ssa): Adjust..
7081 (execute_update_addresses_taken): Export. Update SSA
7082 manually. Optimize only when optimizing. Use a local bitmap.
7083 (pass_update_address_taken): Remove TODO_update_ssa, add
7085 (pass_update_address_taken): Just use TODO_update_address_taken.
7086 (init_tree_ssa): Do not initialize addressable_vars.
7087 (verify_ssa): Verify new VUSE / VDEF properties.
7088 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
7089 Do not call verify_alias_info.
7090 (delete_tree_ssa): Clear the VUSE, VDEF operands.
7091 Do not free the loaded and stored syms bitmaps. Reset the escaped
7092 and callused solutions. Do not free addressable_vars.
7093 Remove memory-tag related code.
7094 (warn_uninitialized_var): Aliases are always available.
7095 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
7096 * lambda-code.c (can_put_in_inner_loop): Adjust.
7097 (can_put_after_inner_loop): Likewise.
7098 (perfect_nestify): Likewise.
7099 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
7100 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
7101 (vectorizable_conversion): Do not mark symbols for renaming.
7102 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
7103 (expand_call_inline): Unlink the calls virtual operands before
7105 (tree_function_versioning): Do not call update_ssa if we are not
7106 updating clones. Simplify.
7107 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
7108 (propagate_with_phi): Likewise..
7109 * tree-outof-ssa.c (create_temp): Remove memory tag and call
7110 clobber code. Assert we are not aliased or global.
7111 * tree-flow.h: Include tree-ssa-alias.h
7112 (enum escape_type): Remove.
7113 (struct mem_sym_stats_d): Likewise.
7114 (struct mem_ref_stats_d): Likewise.
7115 (struct gimple_df): Add vop member. Remove global_var,
7116 call_clobbered_vars, call_used_vars, addressable_vars,
7117 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
7118 escaped and callused members.
7119 (struct ptr_info_def): Remove all members, add points-to solution
7121 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
7122 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
7123 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
7124 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
7125 (tree-ssa-alias.o): Likewise.
7126 (toplev.o): Add tree-ssa-alias.h
7127 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
7128 * gimple.c (gimple_set_bb): Fix off-by-one error.
7129 (is_gimple_reg): Do not handle memory tags.
7130 (gimple_copy): Also copy virtual operands.
7131 Delay updating the statement. Do not reset loaded and stored syms.
7132 (gimple_set_stored_syms): Remove.
7133 (gimple_set_loaded_syms): Likewise.
7134 (gimple_call_copy_skip_args): Copy the virtual operands
7135 and mark the new statement modified.
7136 * tree-ssa-structalias.c (may_alias_p): Remove.
7137 (set_uids_in_ptset): Take the alias set to prune with as
7138 parameter. Fold in the alias test of may_alias_p.
7139 (compute_points_to_sets): Compute whether a ptr is dereferenced
7141 (process_constraint): Deal with &ANYTHING on the lhs, reject all
7142 other ADDRESSOF constraints on the lhs.
7143 (get_constraint_for_component_ref): Assert that we don't get
7144 ADDRESSOF constraints from the base of the reference.
7145 Properly generate UNKNOWN_OFFSET for DEREF if needed.
7146 (struct variable_info): Remove collapsed_to member.
7147 (get_varinfo_fc): Remove.
7148 (new_var_info): Do not set collapsed_to.
7149 (dump_constraint): Do not follow cycles.
7150 (dump_constraint_graph): Likewise.
7151 (build_pred_graph): Likewise.
7152 (build_succ_graph): Likewise.
7153 (rewrite_constraints): Likewise.
7154 (do_simple_structure_copy): Remove.
7155 (do_rhs_deref_structure_copy): Remove.
7156 (do_lhs_deref_structure_copy): Remove.
7157 (collapse_rest_of_var): Remove.
7158 (do_structure_copy): Re-implement.
7159 (pta_stats): New global variable.
7160 (dump_pta_stats): New function.
7161 (struct constraint_expr): Make offset signed.
7162 (UNKNOWN_OFFSET): Define special value.
7163 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
7164 (solution_set_expand): New helper function split out from ...
7165 (do_sd_constraint): ... here.
7166 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
7167 (do_ds_constraint): Likewise.
7168 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
7169 and CALLUSED = *CALLUSED.
7170 (set_union_with_increment): Make inc argument signed.
7171 (type_safe): Remove.
7172 (get_constraint_for_ptr_offset): Handle unknown and negative
7174 (first_vi_for_offset): Handle offsets before start. Bail
7175 out early for offsets beyond the variable extent.
7176 (first_or_preceding_vi_for_offset): New function.
7177 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
7178 Together with ESCAPED = *ESCAPED this properly computes reachability.
7179 (find_what_var_points_to): New function.
7180 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
7181 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
7182 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
7183 pt_solutions_intersect): New functions.
7184 (compute_call_used_vars): Remove.
7185 (compute_may_aliases): New main entry into PTA computation.
7186 * gimple.h (gimple_p): New typedef.
7187 (struct gimple_statement_base): Remove references_memory_p.
7188 (struct gimple_statement_with_memory_ops_base): Remove
7189 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
7191 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
7192 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
7193 gimple_set_references_memory): Remove.
7194 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
7195 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
7197 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
7198 (verify_expr): Allow RESULT_DECL.
7199 (gimple_duplicate_bb): Do not copy virtual operands.
7200 (gimple_duplicate_sese_region): Adjust.
7201 (gimple_duplicate_sese_tail): Likewise.
7202 (mark_virtual_ops_in_region): Remove.
7203 (move_sese_region_to_fn): Do not call it.
7204 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
7205 and pass_simple_dse.
7206 (execute_function_todo): Handle TODO_update_address_taken,
7207 call execute_update_addresses_taken for TODO_rebuild_alias.
7208 (execute_todo): Adjust.
7209 (execute_one_pass): Init dump files early.
7210 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
7212 (create_general_new_stmt): Clear vops.
7213 * tree-ssa-reassoc.c (get_rank): Adjust.
7214 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
7215 symbols for renaming.
7216 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
7217 (PARAM_AVG_ALIASED_VOPS): Likewise.
7218 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
7219 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
7220 * tree-ssa-operands.c: Simplify for new virtual operand representation.
7221 (operand_build_cmp, copy_virtual_operands,
7222 create_ssa_artificial_load_stmt, add_to_addressable_set,
7223 gimple_add_to_addresses_taken): Remove public functions.
7224 (unlink_stmt_vdef): New function.
7226 2009-04-03 Alan Modra <amodra@bigpond.net.au>
7228 * config.gcc (powerpc-*-linux*): Merge variants.
7230 2009-04-02 Chao-ying Fu <fu@mips.com>
7231 James Grosbach <james.grosbach@microchip.com>
7233 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
7234 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
7236 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
7237 keep_interrupts_masked_p, use_debug_exception_return_p.
7238 (mips_attribute_table): Add interrupt, use_shadow_register_set,
7239 keep_interrupts_masked, use_debug_exception_return.
7240 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
7241 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
7243 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
7244 (mips_print_operand): Process COP0 registers to print $0 .. $31
7245 correctly for GAS to process.
7246 (mips_interrupt_extra_call_saved_reg_p): New function.
7247 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
7249 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
7250 (mips_compute_frame_info): Add supports for interrupt context that
7251 includes doubleword accumulators and COP0 registers.
7252 (mips_for_each_saved_acc): New function.
7253 (mips_for_each_saved_gpr_and_fpr): Change the function name from
7254 mips_for_each_saved_reg.
7255 (mips_save_reg): Save accumulators.
7256 (mips_kernel_reg_p): A new for_each_rtx callback.
7257 (mips_expand_prologue): Support interrupt handlers.
7258 (mips_restore_reg): Restore accumulators.
7259 (mips_expand_epilogue): Support interrupt handlers.
7260 (mips_can_use_return_insn): Return false for interrupt handlers.
7261 (mips_epilogue_uses): New function.
7262 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
7263 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
7264 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
7265 cop0_move): New instructions.
7266 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
7267 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
7269 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
7271 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
7272 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
7273 interrupt handlers, we use K0 as the temporary register.
7274 (EPILOGUE_USES): Change to a function call.
7275 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
7276 handlers, we use K0 as the temporary register.
7278 * doc/extend.texi (Function Attributes): Document interrupt,
7279 use_shadow_register_set, keep_interrupts_masked,
7280 use_debug_exception_return for MIPS attributes.
7282 2009-04-03 Alan Modra <amodra@bigpond.net.au>
7284 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
7285 Remove a number of t-files from tmake_file.
7286 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
7287 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
7288 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
7289 target_prototype, not TARGET_PROTOTYPE.
7290 (LINK_OS_GNU_SPEC): Define.
7291 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
7292 and darwin-ldoubdle.c.
7294 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
7297 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
7298 (cpp_options): Ditto.
7299 (default_compilers): Ditto.
7300 (display_help): Ditto.
7301 (process_command): Ditto.
7303 (set_input): Use lbasename instead of duplicate code.
7304 (save_temps_prefix): New static for -save-temps=obj.
7305 (save_temps_length): Ditto.
7307 * doc/invoke.texi (-save-temps=obj): Document new variant to
7310 2009-04-02 Jeff Law <law@redhat.com>
7312 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
7315 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
7317 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
7318 * configure: Regenerated.
7320 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
7322 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
7323 share the argument list.
7325 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
7329 2009-02-12 Diego Novillo <dnovillo@google.com>
7331 * varpool.c (debug_varpool): New.
7332 * cgraph.h (debug_varpool): Declare.
7334 2009-04-02 Jan Hubicka <jh@suse.cz>
7336 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
7339 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
7341 * config/i386/i386.c (ix86_abi): Move initialization to ...
7342 (override_options): Here.
7344 2009-04-02 Christian Bruel <christian.bruel@st.com>
7346 * config/sh/sh.c (sh_dwarf_register_span): New function.
7347 (TARGET_DWARF_REGISTER_SPAN): Define.
7348 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
7350 2009-04-02 Ira Rosen <irar@il.ibm.com>
7352 PR tree-optimization/39595
7353 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
7354 interleaved loads group is not greater than the SLP group size.
7356 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
7358 * builtins.c (is_builtin_name): New.
7359 (called_as_built_in): Use is_builtin_name.
7360 * tree.h (is_builtin_name): New.
7361 * varasm.c (incorporeal_function_p): Use is_builtin_name
7363 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
7365 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
7367 2009-04-02 Dodji Seketeli <dodji@redhat.com>
7370 * c-decl.c (clone_underlying_type): Move this ...
7371 * c-common.c (set_underlying_type): ... here.
7372 Also, make sure the function properly sets TYPE_STUB_DECL() on
7373 the newly created typedef variant type.
7374 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
7375 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
7378 2009-04-02 Richard Guenther <rguenther@suse.de>
7380 PR tree-optimization/37221
7381 * tree-flow.h (degenerate_phi_result): Declare.
7382 * tree-ssa-dom.c (degenerate_phi_result): Export.
7383 * tree-scalar-evolution.c (analyze_initial_condition): If
7384 the initial condition is defined by a degenerate PHI node
7385 use the degenerate value.
7387 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
7389 PR rtl-optimization/39588
7390 * combine.c (merge_outer_ops): Do not set the constant when this
7392 (simplify_shift_const_1): Do not modify it either in this case.
7394 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
7396 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
7397 tuning is deprecated if -mtune value is set to an Itanium1 variant.
7399 2009-04-01 Janis Johnson <janis187@us.ibm.com>
7402 * c-lex.c (interpret_float): Default (no suffix) is double.
7404 2009-04-1 Xinliang David Li <davidxl@google.com>
7406 * config/i386/i386.c (legitimate_constant_p): Recognize
7407 all one vector constant.
7409 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7411 * config/vax/vax.c: Add #includes to silence warnings.
7412 Change #include order to silence two warnings.
7414 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7416 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
7417 (ASM_SPEC): Pass -k to the assembler for PIC code.
7419 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7421 * config.gcc: Add vax-*-linux* to the switch.
7422 * config/vax/linux.h: New file. (TARGET_VERSION,
7423 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
7425 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7427 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
7428 Use predicate macros instead of GET_CODE() == foo.
7429 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
7430 ashlsi3, rotrsi3, <unnamed>): Likewise.
7432 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7434 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
7435 jbbccihi, jbbccisi): Remova trailing whitespace.
7436 * config/vax/constraints.md: Likewise.
7437 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7438 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
7439 * config/vax/predicates.md: Likewise.
7440 * config/vax/vax.c (print_operand_address, vax_output_int_move,
7441 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
7442 * config/vax/vax.h: Likewise.
7443 * config/vax/vax.md (nonlocal_goto): Likewise.
7445 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7447 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
7448 (indirectable_address_p, adjacent_operands_p): Add spaces around
7450 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
7452 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7454 * config/vax/vax.c (legitimate_constant_address_p,
7455 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
7456 index_term_p, reg_plus_index_p, legitimate_address_p,
7457 vax_mode_dependent_address_p): Update comments to match functions
7458 modified by the recent int->bool conversion.
7460 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7462 * config/vax/builtins.md: Update copyright message.
7463 * config/vax/constraints.md: Likewise.
7464 * config/vax/netbsd-elf.h: Likewise.
7465 * config/vax/predicates.md: Likewise.
7466 * config/vax/vax-protos.h: Likewise.
7467 * config/vax/vax.c: Likewise.
7468 * config/vax/vax.h: Likewise.
7469 * config/vax/vax.md: Likewise.
7470 * config/vax/vax.opt: Likewise.
7472 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7474 * config/vax/builtins.md (ffssi2, ffssi2_internal,
7475 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
7476 * config/vax/constraints.md (B, R): Likewise.
7477 * config/vax/predicates.md (external_memory_operand,
7478 nonimmediate_addsub_di_operand): Likewise.
7479 * config/vax/vax.c (vax_output_int_add): Likewise.
7480 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
7481 untyped_call): Likewise.
7483 2009-04-01 Matt Thomas <matt@3am-software.com>
7485 * config/vax/predicates.md: New file.
7486 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
7487 external_const_operand, nonsymbolic_operand, external_memory_operand,
7488 indirect_memory_operand, indexed_memory_operand,
7489 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
7490 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
7492 * config/vax/constraints.md: New file.
7493 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
7495 * config/vax/builtins.md: New file.
7496 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
7497 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
7499 * config/vax/vax.opt (mqmath): Add option.
7500 * config/vax/vax.md (isfx): Extend with DI.
7501 (VAXintQH, VAXintQHSD): Define.
7502 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
7503 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
7504 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
7505 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
7506 (movdi): Update constraints and use vax_output_int_move().
7507 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
7508 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
7509 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
7510 nonlocal_goto): New.
7511 (mov<mode>): Extend accepted operand types.
7512 (subdi3_old): Rename from subdi3, change update constraints and use
7513 a new implementation.
7514 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
7515 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
7516 MOVE_RATIO, CLEAR_RATIO): Define.
7517 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
7518 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
7519 (PRINT_OPERAND): Redefine using a function instead of inlined code.
7520 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
7521 (split_quadword_operands): Make static and really allow variable
7523 (print_operand_address): Update for PIC generation.
7524 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
7525 indexable_address_p, fixup_mathdi_operand,
7526 vax_expand_addsub_di_operands, adjacent_operands_p): New.
7527 (vax_float_literal, legitimate_constant_p,
7528 indirectable_constant_address_p, index_term_p,
7529 reg_plus_index_p): Return bool instead of int.
7530 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
7532 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
7534 (vax_output_conditional_branch): Indent.
7535 (legitimate_constant_address_p, indirectable_constant_address_p,
7536 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
7537 vax_mode_dependent_address_p): Return bool instead of int, update for
7539 * config/vax/vax-protos.h (legitimate_constant_address_p,
7540 legitimate_constant_p, legitimate_address_p,
7541 vax_mode_dependent_address_p): Change declaration to bool.
7542 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
7543 vax_expand_addsub_di_operands, vax_output_int_subtract,
7544 vax_output_movmemsi): Declare.
7545 (split_quadword_operands, vax_float_literal): Delete declaration.
7546 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
7547 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
7548 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
7549 ASM_OUTPUT_DWARF_PCREL): Define.
7550 (ASM_SPEC): Change definition to allow PIC generation.
7552 2009-04-01 Steve Ellcey <sje@cup.hp.com>
7554 * doc/sourcebuild.texi: Update front-end requirements.
7556 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7559 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
7560 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
7561 (booldi3_internal3): Use boolean_or_operator instead of
7564 2009-04-01 Joseph Myers <joseph@codesourcery.com>
7567 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
7568 declarator whose size is not an integer constant expression but
7569 folds to an integer constant, then treat it as a constant
7572 2009-04-01 Richard Guenther <rguenther@suse.de>
7574 * fold-const.c (fold_plusminus_mult_expr): Do not fold
7575 i * 4 + 2 to (i * 2 + 1) * 2.
7577 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7580 * c-parser.c (c_parser_asm_statement): Skip until close paren and
7581 return if c_parser_asm_string_literal returned NULL.
7583 2009-04-01 Nick Clifton <nickc@redhat.com>
7585 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
7587 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
7588 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
7589 other typedefs to avoid conflicts with libgcc2.c. Define labels
7590 to gain 16-bit bit-manipulation functions from libgcc2.c and then
7592 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
7593 to gain 16-bit trapping arithmetic functions from libgcc2.c and
7596 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
7598 * varasm.c (default_function_rodata_section): Declare DOT as
7601 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
7602 Andrey Galkin <agalkin@hypercom.com>
7605 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
7606 Make object_name unique for each process.
7608 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7611 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
7612 addressable variables in the parallel that could go out of scope while
7613 running queued tasks.
7615 2009-04-01 Anatoly Sokolov <aesok@post.ru>
7617 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
7618 (CASE_VALUES_THRESHOLD): Redefine.
7619 * config/avr/avr.c (avr_override_options): Remove initialization of
7620 avr_case_values_threshold variable.
7621 (avr_case_values_threshold): Remove variable. Add new function.
7622 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
7623 * config/avr/avr.opt (mno-tablejump): Remove option.
7624 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
7626 2009-04-01 DJ Delorie <dj@redhat.com>
7628 * varasm.c (default_function_rodata_section): Don't assume
7629 anything about where the first '.' in the section name is.
7631 2009-04-01 Alan Modra <amodra@bigpond.net.au>
7633 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
7634 rs6000_emit_stack_tie.
7636 2009-03-31 Ian Lance Taylor <iant@google.com>
7638 * tree-eh.c (tree_remove_unreachable_handlers): Compare
7639 gimple_code with GIMPLE_RESX, not RESX.
7641 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7643 * c-common.c (c_get_ident): New.
7644 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
7646 2009-04-01 Ben Elliston <bje@au.ibm.com>
7648 * config/rs6000/sysv4.opt (msdata): Improve option description.
7650 2009-03-31 Steve Ellcey <sje@cup.hp.com>
7652 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
7653 (divdf3_internal_lat): Remove.
7654 (divxf3_internal_lat): Remove.
7655 (divxf3_internal_thr): Remove.
7656 (divxf): Use divxf3_internal.
7657 * config/ia64/div.md (divsf3_internal_lat): New.
7658 (divdf3_internal_lat): New.
7659 (divxf3_internal): New.
7661 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7664 * Makefile.in (USE_GCC_STDINT): Define.
7665 (stmp-int-hdrs): Install stdint.h if applicable.
7666 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
7668 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
7669 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
7670 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7671 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7672 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7673 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7674 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7675 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7676 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7677 (c_common_nodes_and_builtins): Initialize
7678 underlying_wchar_type_node. Do not initialize
7679 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
7680 nodes for new types.
7681 (c_stddef_cpp_builtins): Define macros for new types.
7682 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
7684 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
7685 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
7686 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
7687 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
7688 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
7689 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
7690 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
7691 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
7692 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
7693 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
7694 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
7695 int16_type_node, int32_type_node, int64_type_node,
7696 uint8_type_node, uint16_type_node, c_uint32_type_node,
7697 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
7698 int_least32_type_node, int_least64_type_node,
7699 uint_least8_type_node, uint_least16_type_node,
7700 uint_least32_type_node, uint_least64_type_node,
7701 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
7702 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
7703 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
7704 uintptr_type_node): Define.
7705 * c-cppbuiltin.c (builtin_define_constants,
7706 builtin_define_type_minmax): New.
7707 (builtin_define_stdint_macros): Define more macros.
7708 (c_cpp_builtins): Define more limit macros.
7710 (builtin_define_type_max): Define in terms of
7711 builtin_define_type_minmax. Remove is_long parameter. All
7713 * config.gcc (use_gcc_stdint): Define.
7714 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
7715 Add newlib-stdint.h for generic targets.
7716 * config/glibc-stdint.h, config/newlib-stdint.h,
7717 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
7718 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
7719 * config/score/score.h (UINTPTR_TYPE): Define.
7720 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7721 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7722 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7723 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7724 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7725 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7726 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7727 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7728 * config/spu/spu.h (STDINT_LONG32): Define.
7729 * configure.ac (use_gcc_stdint): Substitute.
7730 * configure: Regenerate.
7731 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
7732 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
7733 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
7734 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
7735 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
7736 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
7737 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
7738 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
7739 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
7740 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
7741 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
7742 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
7743 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
7744 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
7745 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
7746 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
7747 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
7748 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
7749 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
7750 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
7751 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
7752 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
7753 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7754 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7755 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7756 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7757 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7758 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7759 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
7761 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
7763 * loop-iv.c (suitable_set_for_replacement): Renamed from
7764 simplify_using_assignment; changed to return bool and to accept new
7765 args DEST and SRC. Return true iff we find a source/destination pair
7766 that can be used to make a replacement, and fill SRC and DEST if so.
7767 Remove arg ALTERED. Don't deal with altered regs here. All callers
7769 (simplify_using_initial_values): Deal with altered regs here and track
7770 more precisely the effect they have on the validity of our expression.
7772 * loop-iv.c (simplify_using_condition): A condition of the form
7773 (EQ REG CONST) can be used to simply make a substitution.
7774 (simplify_using_initial_values): Keep track of conditions we have seen
7775 and keep using them to simplify new expressions, while applying the
7776 same substitutions to them as to the expression.
7778 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7779 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
7782 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
7783 changed. Use this when trying to improve the upper bound.
7784 Generate the comparison by using simplify_gen_relational.
7786 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
7788 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
7790 (simplify_using_assignment, simplify_using_initial_values): Call
7791 replace_in_expr to make replacements. Call replace_single_def_regs
7792 once on the initial version of the expression.
7794 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7797 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
7799 2009-03-31 Richard Guenther <rguenther@suse.de>
7802 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
7803 equality comparisons. Fold C - X CMP X if C % 2 == 1.
7805 2009-03-31 Richard Guenther <rguenther@suse.de>
7807 * tree.h (div_if_zero_remainder): Declare.
7808 * fold-const.c (div_if_zero_remainder): Export.
7809 * tree-ssa-forwprop.c
7810 (forward_propagate_addr_into_variable_array_index): Handle
7811 constant array index addition outside of the variable index.
7813 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7816 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
7817 define_splits, floatunssi<mode>2): Require x87 conversions from
7818 DImode to be permitted.
7820 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7822 PR preprocessor/15638
7823 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
7825 2009-03-31 Richard Guenther <rguenther@suse.de>
7829 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
7830 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
7831 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
7832 a separate statement.
7833 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
7834 (lookup_tmp_var): Likewise.
7835 (is_gimple_formal_tmp_or_call_rhs): Remove.
7836 (is_gimple_reg_or_call_rhs): Rename to ...
7837 (is_gimple_reg_rhs_or_call): ... this.
7838 (is_gimple_mem_or_call_rhs): Rename to ...
7839 (is_gimple_mem_rhs_or_call): ... this.
7840 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
7841 DECL_GIMPLE_REG_P only if is_formal is true.
7842 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
7843 for non-proper post-modify expression gimplification.
7844 (gimplify_self_mod_expr): For post-modify expressions gimplify
7845 the lvalue to a minimal lvalue.
7846 (rhs_predicate_for): Remove formal temp case.
7847 (gimplify_modify_expr_rhs): Likewise.
7848 (gimplify_addr_expr): Use is_gimple_reg.
7849 (gimplify_expr): Remove formal temp cases.
7850 (gimple_regimplify_operands): Likewise.
7851 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
7852 and FILTER_EXPR like constants.
7853 * gimple.c (walk_gimple_op): Fix val_only initialization, use
7855 (is_gimple_formal_tmp_rhs): Remove.
7856 (is_gimple_reg_rhs): Remove special casing.
7857 (is_gimple_mem_rhs): Fix.
7858 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
7859 (is_gimple_formal_tmp_var): Remove.
7860 (is_gimple_formal_tmp_reg): Likewise.
7861 (is_gimple_min_lval): Allow invariant component ref parts.
7862 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
7863 is_gimple_formal_tmp_reg): Remove declarations.
7864 * tree-cfg.c (verify_expr): Verify that variables with address
7865 taken do not have DECL_GIMPLE_REG_P set.
7866 * tree-mudflap.c (mf_build_check_statement_for): Use
7867 force_gimple_operand instead of gimplify_expr.
7869 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
7871 * modulo-sched.c (sms_schedule_by_order): Pass the actual
7872 schedulable rows to compute_split_row.
7874 2009-03-31 Ben Elliston <bje@au.ibm.com>
7877 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
7880 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7882 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
7883 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
7884 * configure: Regenerate.
7885 * config.in: Regenerate.
7886 * config/rs6000/rs6000.opt (mtls-markers): Add.
7887 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
7888 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
7889 (tls_ld_aix, tls_ld_sysv): Likewise.
7890 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
7891 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
7893 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7895 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
7897 2009-03-30 Jan Hubicka <jh@suse.cz>
7899 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
7901 (tree_remove_unreachable_handlers): Cleanup EH predecestor
7902 detection and label handling.
7904 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7906 * ira-int.h (ira_allocno): Rename left_conflicts_num to
7907 left_conflicts_size.
7908 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
7909 ALLOCNO_LEFT_CONFLICTS_SIZE.
7911 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
7912 remove_allocno_from_bucket_and_push,
7913 allocno_spill_priority_compare, push_allocnos_to_stack,
7914 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7915 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
7916 (setup_allocno_left_conflicts_num): Ditto. Rename to
7917 setup_allocno_left_conflicts_size.
7918 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7919 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
7920 setup_allocno_left_conflicts_size instead of
7921 setup_allocno_left_conflicts_num.
7923 * ira-build.c (ira_create_allocno): Use
7924 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
7925 ALLOCNO_LEFT_CONFLICTS_NUM.
7927 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7929 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7930 instead of DF_LR_OUT.
7932 * ira-lives.c (process_bb_node_lives): Ditto.
7934 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7935 instead of DF_LR_{OUT,IN}.
7937 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7939 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7941 2009-03-30 Jan Hubicka <jh@suse.cz>
7943 * except.c (label_to_region_map): Fix thinko.
7945 2009-03-30 Steve Ellcey <sje@cup.hp.com>
7948 * tree.h (tree_find_value): New declaration.
7949 * tree.c (tree_find_value): New function.
7950 * varasm.c (assemble_external): Avoid duplicate entries on lists.
7952 2009-03-30 Jakub Jelinek <jakub@redhat.com>
7955 * c-decl.c (struct c_binding): Add locus field.
7956 (bind): Add locus argument, set locus field from it.
7957 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
7958 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
7959 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
7960 implicitly_declare, undeclared_variable, lookup_label,
7961 declare_label, c_make_fname_decl, c_builtin_function,
7962 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
7965 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
7968 * config/i386/i386.c (classify_argument): Check total size of
7971 2009-03-30 Martin Jambor <mjambor@suse.cz>
7973 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
7974 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
7975 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
7978 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
7979 seen_variable_array_ref while also traversing a union.
7981 * tree-inline.c (optimize_inline_calls): Do not call
7982 cgraph_node_remove_callees.
7983 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
7984 (pass_remove_cgraph_callee_edges): New variable.
7985 * passes.c (init_optimization_passes): Add
7986 pass_remove_cgraph_callee_edges after early inlining and before all
7987 late intraprocedural passes.
7989 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
7991 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7993 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
7996 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7998 * combine.c (simplify_comparison): Use have_insn_for.
7999 * dojump.c (do_jump): Likewise.
8001 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8003 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
8004 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
8005 sparc_compare_op0 like sparc_compare_emitted used to be handled.
8006 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
8007 instead of sparc_compare_emitted.
8008 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
8009 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
8010 instead of sparc_compare_emitted.
8012 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8014 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
8015 enter/exit cfglayout mode.
8016 (pass_partition_block): Require it.
8017 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
8018 (combine_instructions): Track basic blocks instead of labels.
8019 (update_cfg_for_uncondjump): New.
8020 (try_combine): Use it. Update jumps after rescanning.
8021 (pass_combine): Require PROP_cfglayout.
8022 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
8024 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8026 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
8027 Provide/destroy PROP_cfglayout respectively.
8028 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
8029 * tree-pass.h (PROP_cfglayout): New.
8031 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8033 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
8034 fold_convert_const_fixed_from_fixed,
8035 fold_convert_const_fixed_from_int,
8036 fold_convert_const_fixed_from_real, fold_negate_const): Do not
8037 set TREE_CONSTANT_OVERFLOW.
8038 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
8039 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
8041 2009-03-30 Ira Rosen <irar@il.ibm.com>
8043 * tree-vect-loop-manip.c: New file.
8044 * tree-vectorizer.c: Update documentation and included files.
8045 (vect_loop_location): Make extern.
8046 (rename_use_op): Move to tree-vect-loop-manip.c
8047 (rename_variables_in_bb, rename_variables_in_loop,
8048 slpeel_update_phis_for_duplicate_loop,
8049 slpeel_update_phi_nodes_for_guard1,
8050 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
8051 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
8052 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
8053 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
8054 find_loop_location): Likewise.
8055 (new_stmt_vec_info): Move to tree-vect-stmts.c.
8056 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
8057 get_vectype_for_scalar_type, vect_is_simple_use,
8058 supportable_widening_operation, supportable_narrowing_operation):
8060 (bb_in_loop_p): Move to tree-vect-loop.c.
8061 (new_loop_vec_info, destroy_loop_vec_info,
8062 reduction_code_for_scalar_code, report_vect_op,
8063 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
8064 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
8065 (vect_supportable_dr_alignment): Likewise.
8066 * tree-vectorizer.h (tree-data-ref.h): Include.
8067 (vect_loop_location): Declare.
8068 Reorganize function declarations according to the new file structure.
8069 * tree-vect-loop.c: New file.
8070 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
8071 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
8072 * tree-vect-data-refs.c: New file.
8073 * tree-vect-patterns.c (timevar.h): Don't include.
8074 * tree-vect-stmts.c: New file.
8075 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
8076 tree-vect-slp.c, tree-vect-loop.c.
8077 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
8078 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
8079 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
8080 (tree-vect-analyze.o): Remove.
8081 (tree-vect-transform.o): Likewise.
8082 (tree-vect-data-refs.o): Add rule.
8083 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
8084 tree-vect-slp.o): Likewise.
8085 (tree-vect-patterns.o): Remove redundant dependencies.
8086 (tree-vectorizer.o): Likewise.
8087 * tree-vect-slp.c: New file.
8089 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8091 * optc-gen.awk: Warn if an option flag has multiple different
8094 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
8096 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
8097 -floop-block): Document dependences on PPL, CLooG and Graphite.
8099 2009-03-30 Joseph Myers <joseph@codesourcery.com>
8101 PR rtl-optimization/323
8102 * c-common.c (c_fully_fold, convert_and_check,
8103 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
8104 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
8105 * c-common.def (EXCESS_PRECISION_EXPR): New.
8106 * c-cppbuiltin.c (builtin_define_float_constants): Define
8107 constants with enough digits for long double.
8108 * c-lex.c (interpret_float): Interpret constant with excess
8109 precision where appropriate.
8110 * c-opts.c (c_common_post_options): Set
8111 flag_excess_precision_cmdline. Give an error for
8112 -fexcess-precision=standard for C++ for processors where the
8113 option is significant.
8114 * c-parser.c (c_parser_conditional_expression): Handle excess
8115 precision in condition.
8116 * c-typeck.c (convert_arguments): Handle arguments with excess
8118 (build_unary_op): Move excess precision outside operation.
8119 (build_conditional_expr): Likewise.
8120 (build_compound_expr): Likewise.
8121 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
8122 (build_modify_expr): Handle excess precision in RHS.
8123 (convert_for_assignment): Handle excess precision in converted
8125 (digest_init, output_init_element, process_init_element): Handle
8126 excess precision in initializer.
8127 (c_finish_return): Handle excess precision in return value.
8128 (build_binary_op): Handle excess precision in operands and add
8129 excess precision as needed for operation.
8130 * common.opt (-fexcess-precision=): New option.
8131 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
8132 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
8133 For standard excess precision, output explicit conversion to and
8134 truncation from XFmode.
8135 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
8136 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
8137 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
8138 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
8139 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
8140 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
8141 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
8142 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
8143 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
8144 define_splits, sqrt<mode>2): Disable where appropriate for
8145 standard excess precision.
8146 * convert.c (convert_to_real): Do not shorten arithmetic to type
8147 for which excess precision would be used.
8148 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
8149 * doc/invoke.texi (-fexcess-precision=): Document option.
8150 (-mfpmath=): Correct index entry.
8151 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
8152 flag_excess_precision): New.
8153 * langhooks.c (lhd_post_options): Set
8154 flag_excess_precision_cmdline.
8155 * opts.c (common_handle_option): Handle -fexcess-precision=.
8156 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
8157 init_excess_precision): New.
8158 (lang_dependent_init_target): Call init_excess_precision.
8159 * tree.c (excess_precision_type): New.
8160 * tree.h (excess_precision_type): Declare.
8162 2009-03-30 Joseph Myers <joseph@codesourcery.com>
8165 * c-typeck.c (build_component_ref): Do not copy qualifiers from
8166 non-lvalue to component.
8168 2009-03-29 Joseph Myers <joseph@codesourcery.com>
8170 PR preprocessor/34695
8171 * Makefile.in (c-opts.o): Depend on c-tree.h.
8172 * c-common.c: Move down include of diagnostic.h.
8173 (done_lexing, c_cpp_error): New.
8174 * c-common.h (done_lexing): Declare.
8175 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
8177 * c-opts.c: Include c-tree.h.
8178 (c_common_init_options): Set preprocessor error callback.
8179 (c_common_handle_option): Do not set preprocessor
8180 inhibit_warnings, warnings_are_errors, warn_system_headers,
8181 pedantic_errors or inhibit_warnings flags.
8182 (c_common_post_options): Do not check cpp_errors (parse_in).
8183 (c_common_finish): Do not output dependencies if there were
8184 errors. Do not check return value of cpp_finish.
8185 * c-ppoutput.c (pp_file_change): Set input_location.
8186 * c-tree.h (c_cpp_error): Declare.
8187 * diagnostic.c (diagnostic_set_info_translated): Also initialize
8189 (diagnostic_build_prefix): Check override_column.
8190 * diagnostic.h (diagnostic_info): Add override_column field.
8191 (diagnostic_override_column): Define.
8193 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
8195 * c-common.c (c_expand_expr, c_staticp): Remove.
8196 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
8197 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
8198 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
8199 * c-gimplify.c (gimplify_compound_literal_expr,
8200 optimize_compound_literals_in_ctor): Remove.
8201 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
8202 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
8203 * c-semantics.c (emit_local_var): Remove.
8205 * langhooks-def.h (lhd_expand_expr): Remove.
8206 * langhooks.c (lhd_expand_expr): Remove.
8207 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
8209 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
8210 handling from c-semantics.c; don't call into langhook.
8211 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
8212 * gimplify.c (gimplify_compound_literal_expr,
8213 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
8214 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
8215 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
8216 as was done in c-gimplify.c.
8217 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
8218 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
8219 Move from c-common.h.
8220 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
8222 * tree.c (staticp): Do not call langhook.
8223 * langhooks.c (lhd_staticp): Delete.
8224 * langhooks-def.h (lhd_staticp): Delete prototype.
8225 (LANG_HOOKS_STATICP): Delete.
8226 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
8228 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
8229 instead of DECL_STMTs.
8231 2009-03-29 Joseph Myers <joseph@codesourcery.com>
8239 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
8241 (fold_call_expr): Return a NOP_EXPR from folding rather than the
8242 contained expression.
8243 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
8244 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
8245 conditional expressions for C.
8246 (decl_constant_value_for_optimization): Move from
8247 decl_constant_value_for_broken_optimization in c-typeck.c. Check
8248 whether optimizing and that the expression is a VAR_DECL not of
8249 array type instead of doing such checks in the caller. Do not
8250 check pedantic. Call gcc_unreachable for C++.
8251 * c-common.def (C_MAYBE_CONST_EXPR): New.
8252 * c-common.h (c_fully_fold, c_save_expr,
8253 decl_constant_value_for_optimization): New prototypes.
8254 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
8255 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
8256 EXPR_INT_CONST_OPERANDS): Define.
8257 * c-convert.c (convert): Strip nops from expression.
8258 * c-decl.c (groktypename): Take extra parameters expr and
8259 expr_const_operands. Update call to grokdeclarator.
8260 (start_decl): Update call to grokdeclarator. Add statement for
8261 expressions used in type of decl.
8262 (grokparm): Update call to grokdeclarator.
8263 (push_parm_decl): Update call to grokdeclarator.
8264 (build_compound_literal): Add parameter non_const and build a
8265 C_MAYBE_COSNT_EXPR if applicable.
8266 (grokdeclarator): Take extra parameters expr and
8267 expr_const_operands. Track expressions used in declaration
8268 specifiers and declarators. Fold array sizes and track whether
8269 they are constant expressions and whether they are integer
8270 constant expressions.
8271 (parser_xref_tag): Set expr and expr_const_operands fields in
8273 (grokfield): Update call to grokdeclarator.
8274 (start_function): Update call to grokdeclarator.
8275 (build_null_declspecs): Set expr and expr_const_operands fields in
8277 (declspecs_add_type): Handle expressions in typeof specifiers.
8278 * c-parser.c (c_parser_declspecs): Set expr and
8279 expr_const_operands fields for declaration specifiers.
8280 (c_parser_enum_specifier): Likewise.
8281 (c_parser_struct_or_union_specifier): Likewise.
8282 (c_parser_typeof_specifier): Likewise. Update call to
8283 groktypename. Fold expression as needed. Return expressions with
8284 type instead of adding statements.
8285 (c_parser_attributes): Update calls to c_parser_expr_list.
8286 (c_parser_statement_after_labels): Fold expression before passing
8287 to objc_build_throw_stmt.
8288 (c_parser_condition): Fold expression.
8289 (c_parser_asm_operands): Fold expression.
8290 (c_parser_conditional_expression): Use c_save_expr. Update call
8291 to build_conditional_expr.
8292 (c_parser_alignof_expression): Update call to groktypename.
8293 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
8294 original_code. Fold expression argument of va_arg. Create
8295 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
8296 argument to va_arg. Update calls to groktypename. Fold array
8297 index for offsetof. Verify that first argument to
8298 __builtin_choose_expr has integer type.
8299 (c_parser_postfix_expression_after_paren_type): Update calls to
8300 groktypename and build_compound_literal. Handle expressions with
8301 side effects in type name.
8302 (c_parser_postfix_expression_after_primary): Update call to
8303 c_parser_expr_list. Set original_code for calls to
8304 __builtin_constant_p.
8305 (c_parser_expr_list): Take extra parameter fold_p. Fold
8306 expressions if requested.
8307 (c_parser_objc_type_name): Update call to groktypename.
8308 (c_parser_objc_synchronized_statement): Fold expression.
8309 (c_parser_objc_receiver): Fold expression.
8310 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
8311 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
8312 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
8313 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
8314 (struct c_typespec): Add elements expr and expr_const_operands.
8315 (struct c_declspecs): Add elements expr and expr_const_operands.
8316 (groktypename, build_conditional_expr, build_compound_literal):
8318 (in_late_binary_op): Declare.
8319 * c-typeck.c (note_integer_operands): New function.
8320 (in_late_binary_op): New variable.
8321 (decl_constant_value_for_broken_optimization): Move to c-common.c
8322 and rename to decl_constant_value_for_optimization.
8323 (default_function_array_conversion): Do not strip nops.
8324 (default_conversion): Do not call
8325 decl_constant_value_for_broken_optimization.
8326 (build_array_ref): Do not fold result.
8327 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
8328 result when operand is a VLA.
8329 (c_expr_sizeof_type): Update call to groktypename. Handle
8330 expressions included in type name. Use C_MAYBE_CONST_EXPR for
8331 result when operand names a VLA type.
8332 (build_function_call): Update call to build_compound_literal.
8333 Only fold result for calls to __builtin_* functions. Strip
8334 NOP_EXPR from INTEGER_CST returned from such functions. Fold
8335 the function designator.
8336 (convert_arguments): Fold arguments. Update call to
8337 convert_for_assignment.
8338 (build_unary_op): Handle increment and decrement of
8339 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
8340 decrement earlier. Fold operand of increment and decrement.
8341 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
8342 built for integer operand. Wrap returns that are INTEGER_CSTs
8343 without being integer constant expressions or that have integer
8344 constant operands without being INTEGER_CSTs.
8345 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
8346 (build_conditional_expr): Add operand ifexp_bcp. Track whether
8347 result is an integer constant expression or can be used in
8348 unevaluated parts of one and avoid folding and wrap as
8349 appropriate. Fold operands before possibly doing -Wsign-compare
8351 (build_compound_expr): Wrap result for C99 if operands can be used
8352 in integer constant expressions.
8353 (build_c_cast): Update call to digest_init. Do not ignore
8354 overflow from casting floating-point constants to integers. Wrap
8355 results that could be confused with integer constant expressions,
8356 null pointer constants or floating-point constants.
8357 (c_cast_expr): Update call to groktypename. Handle expressions
8358 included in type name.
8359 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
8360 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
8361 Update calls to convert_for_assignment.
8362 (convert_for_assignment): Take new parameter
8363 null_pointer_constant. Do not strip nops or call
8364 decl_constant_value_for_broken_optimization. Set
8365 in_late_binary_op for conversions to boolean.
8366 (store_init_value): Update call to digest_init.
8367 (digest_init): Take new parameter null_pointer_constant. Do not
8368 call decl_constant_value_for_broken_optimization. pedwarn for
8369 initializers not constant expressions. Update calls to
8370 convert_for_assignment.
8371 (constructor_nonconst): New.
8372 (struct constructor_stack): Add nonconst element.
8373 (really_start_incremental_init, push_init_level, pop_init_level):
8374 Handle constructor_nonconst and nonconst element.
8375 (set_init_index): Call constant_expression_warning for array
8377 (output_init_element): Fold value. Set constructor_nonconst as
8378 applicable. pedwarn for initializers not constant expressions.
8379 Update call to digest_init. Call constant_expression_warning
8380 where constant initializers are required.
8381 (process_init_element): Use c_save_expr.
8382 (c_finish_goto_ptr): Fold expression.
8383 (c_finish_return): Fold return value. Update call to
8384 convert_for_assignment.
8385 (c_start_case): Fold switch expression.
8386 (c_process_expr_stmt): Fold expression.
8387 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
8388 ensure statement expression is not evaluated in constant expression.
8389 (build_binary_op): Track whether results are integer constant
8390 expressions or may occur in such, disable folding and wrap results
8391 as applicable. Fold operands for -Wsign-compare warnings unless
8393 (c_objc_common_truthvalue_conversion): Handle results folded to
8394 integer constants that are not integer constant expressions.
8395 * doc/extend.texi: Document when typeof operands are evaluated,
8396 that condition of __builtin_choose_expr is an integer constant
8397 expression, and more about use of __builtin_constant_p in
8400 2009-03-29 Richard Guenther <rguenther@suse.de>
8402 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
8403 propagate addresses of array references.
8405 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
8407 * regmove.c (perhaps_ends_bb_p): Remove.
8408 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
8409 from INSN and check that the main loop stays within that basic block.
8410 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
8411 (regmove_forward_pass): Split out from regmove_optimize. Use
8412 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
8413 (regmove_backward_pass): Split out from regmove_optimize. Use
8414 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
8415 (regmove_optimize): Simplify.
8417 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
8420 * config/i386/i386.c (classify_argument): Ignore flexible array
8421 member in struct and warn ABI change.
8423 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
8425 * config/i386/i386-protos.h (ix86_agi_dependent): New.
8427 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
8428 (ix86_adjust_cost): Updated.
8430 2009-03-29 Jan Hubicka <jh@suse.cz>
8433 * tree-pass.h (pass_cleanup_eh): New function.
8434 (remove_unreachable_regions): Break code handling RTL
8435 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
8436 that can not be reached by runtime.
8437 (can_be_reached_by_runtime): New function.
8438 (label_to_region_map): New function.
8439 (num_eh_regions): New function.
8440 (rtl_remove_unreachable_regions): New function.
8441 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
8442 (remove_eh_region): New function.
8443 * except.h: Include sbitmap and vecprim.
8444 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
8445 num_eh_regions): Declare.
8446 * passes.c (init_optimization_passes): Schedule cleanup_eh.
8447 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
8448 * tree-eh.c (tree_remove_unreachable_handlers): New function.
8449 (tree_empty_eh_handler_p): New function.
8450 (cleanup_empty_eh): New function.
8451 (cleanup_eh): New function.
8452 (pass_cleanup_eh): New function.
8454 2009-03-29 Jan Hubicka <jh@suse.cz>
8456 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
8457 for removed regions.
8459 2009-03-29 Jan Hubicka <jh@suse.cz>
8461 * except.c (dump_eh_tree): Dump all datastructures.
8463 2009-03-29 Jan Hubicka <jh@suse.cz>
8465 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
8466 (duplicate_eh_regions_1): Likewise.
8467 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
8468 vector; call EH verification.
8469 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8470 Be ready for region being removed.
8472 2009-03-29 Jan Hubicka <jh@suse.cz>
8474 * bitmap.c (bitmap_last_set_bit): New function.
8475 * bitmap.h (bitmap_last_set_bit): Declare.
8477 2009-03-29 David Ayers <ayers@fsfe.org>
8480 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
8481 by calling objc_compare_types and surpress warnings about
8482 incompatible C pointers that are compatible ObjC pointers.
8484 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
8486 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
8487 call initialize_inline_failed.
8488 (initialize_inline_failed): Move it from here ...
8489 * cgraph.c (initialize_inline_failed): ... to here.
8490 (cgraph_create_edge): Call initialize_inline_failed rather than
8491 setting inline_failed directly.
8493 2009-03-29 Ben Elliston <bje@au.ibm.com>
8496 * sysv4.opt (msdata): Improve comment.
8497 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
8498 * sysv4.h (SVR4_ASM_SPEC): Likewise.
8500 2009-03-29 Ben Elliston <bje@au.ibm.com>
8503 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
8504 load and store attributes.
8506 2009-03-29 Ben Elliston <bje@au.ibm.com>
8508 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
8509 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
8510 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
8511 * doc/extend.texi (X86 Built-in Functions): Add index entries for
8512 __builtin_infq and __builtin_huge_valq.
8514 2009-03-28 Anatoly Sokolov <aesok@post.ru>
8516 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
8518 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8519 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
8521 2009-03-28 Xinliang David Li <davidxl@google.com>
8523 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
8524 (do_dbg_cnt): New function.
8526 2009-03-28 Jan Hubicka <jh@suse.cz>
8528 Merge from pretty-ipa:
8530 2009-03-27 Jan Hubicka <jh@suse.cz>
8532 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8533 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
8534 * passes.c (function_called_by_processed_nodes_p): New.
8535 * ipa-pure-const.c (check_call): Fix handling of operands.
8536 (analyze_function): Dump debug output for skipped bodies.
8537 (local_pure_const): Use function_called_by_processed_nodes_p.
8538 * dwarf2out.c (reference_to_unused): Use output.
8539 * passes.c (do_per_function_toporder): Likewise.
8541 2008-11-12 Jan Hubicka <jh@suse.cz>
8543 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
8544 * ipa-pure-const.c (funct_state_d): Add can throw field; make
8545 state_set_in_source enum
8546 (check_decl): Ignore memory tags; do not set fake looping flags;
8548 (check_operand, check_tree, check_rhs_var, check_lhs_var,
8549 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
8550 (check_call, analyze_function): Rewrite.
8552 (add_new_function): Update call of analyze_function.
8553 (generate_summary): Add call of analyze_function.
8554 (propagate): Propagate can_throw; handle state_set_in_source correctly.
8555 (local_pure_const): New function.
8556 (pass_local_pure_const): New pass.
8557 * ipa-inline.c (inline_transform): Set after_inlining.
8558 * tree-eh.c (stmt_can_throw_external): New.
8559 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
8560 work with aliasing built.
8561 * tree-flow.h (stmt_can_throw_external): New.
8562 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
8563 and local pure/const pass in early and late optimization queue.
8565 2009-03-28 Martin Jambor <mjambor@suse.cz>
8567 * fold-const.c (get_pointer_modulus_and_residue): New parameter
8569 (fold_binary): Allow function decl aligment consideration is the
8570 second argument is integer constant one.
8571 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
8572 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
8573 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
8575 2009-03-28 Jan Hubicka <jh@suse.cz>
8577 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
8578 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
8579 * function.h (rtl_data): Add nothrow flag.
8580 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
8581 set DECL_NOTHROW for AVAILABLE functions.
8583 2009-03-28 Jakub Jelinek <jakub@redhat.com>
8585 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
8586 following vector keyword has expansion starting with pixel or bool
8587 keyword, expand vector to __vector and pixel or bool to __pixel or
8591 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
8592 warn_if_disallowed_function_p): Removed.
8593 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
8594 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
8595 warning_if_disallowed_function_p.
8596 * flags.h (warn_if_disallowed_function_p,
8597 warn_disallowed_functions): Removed.
8598 * common.opt (Wdisallowed-function-list=): Removed.
8599 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
8601 2009-03-28 Richard Guenther <rguenther@suse.de>
8603 PR tree-optimization/38723
8604 * tree-ssa-pre.c (compute_avail): Add all default definitions to
8607 2009-03-28 Jan Hubicka <jh@suse.cz>
8609 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
8610 test introduced by my previous patch.
8612 2009-03-28 Richard Guenther <rguenther@suse.de>
8614 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
8615 the PHIs value undefined.
8617 2009-03-28 Jan Hubicka <jh@suse.cz>
8619 * tree-pass.h (pass_fixup_cfg): New pass.
8620 * ipa-inline.c (inline_transform): Set
8621 always_inline_functions_inlined/after_inlining.
8622 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
8623 (pass_fixup_cfg): New pass.
8624 * passes.c (init_optimization_passes): Add fixup_cfg.
8626 2009-03-28 Richard Guenther <rguenther@suse.de>
8628 PR tree-optimization/38458
8629 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
8630 argument use the arguments copy-of value.
8632 2009-03-28 Richard Guenther <rguenther@suse.de>
8634 PR tree-optimization/38180
8635 * tree-ssa-ccp.c (get_default_value): Simplify.
8636 (likely_value): Likewise.
8637 (surely_varying_stmt_p): Properly handle VOP case.
8638 (ccp_initialize): Likewise.
8639 (ccp_fold): Handle propagating through *&.
8640 (fold_const_aggregate_ref): Also handle decls.
8642 2009-03-28 Jan Hubicka <jh@suse.cz>
8644 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8645 * cgraph.h (cgraph_node): Likewise.
8646 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
8647 (cgraph_reset_node): Use process flag.
8648 (cgraph_mark_functions_to_output): Likewise.
8649 (cgraph_expand_function): Likewise.
8650 (cgraph_expand_all_functions): Likewise.
8651 (cgraph_output_in_order): Likewise.
8652 * dwarf2out.c (reference_to_unused): Likewise.
8653 * passes.c do_per_function_toporder): Likewise.
8655 2009-03-28 Jan Hubicka <jh@suse.cz>
8657 Bring from lto-branch:
8659 2008-09-03 Doug Kwan <dougkwan@google.com>
8661 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
8662 enums instead of reason strings.
8663 * cgraph.c (cgraph_create_edge): Same.
8664 (cgraph_inline_failed_string): New function.
8665 * cgraph.h (cgraph_inline_failed_t): New enum type.
8666 (cgraph_inline_failed_string): New prototype.
8667 (struct cgraph_edge): Change type of INLINED_FAILED from constant
8668 char pointer to cgraph_inline_failed_t.
8669 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
8670 (cgraph_default_inline_p): Ditto.
8671 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
8672 to cgraph_inline_failed_t pointer.
8673 * cif-code.def: New file.
8674 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
8676 (cgraph_check_inline_limits): Change type of REASON to pointer to
8677 cgraph_inline_failed_t. Replace reason strings with enums.
8678 (cgraph_default_inline_p): Ditto.
8679 (cgraph_recursive_inlining_p): Ditto.
8680 (update_caller_keys): Change type of FAILED_REASON to
8681 cgraph_inline_failed_t.
8682 (cgraph_set_inline_failed): Change type of REASON to pointer to
8683 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
8684 convert enums to strings for text output.
8685 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
8686 to be of type cgraph_inline_failed_t. Replace reason strings with
8687 enums. Call cgraph_inline_failed_string to covert enums
8688 to strings for text output.
8689 (cgraph_decide_inlining): Replace reason strings with enums.
8690 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
8691 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
8693 * tree-inline.c (expand_call_inline): Change type of REASON
8694 to cgraph_inline_failed_t. Replace reason strings with enums.
8695 Call cgraph_inline_failed_string for text output.
8696 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
8699 2009-03-28 Jan Hubicka <jh@suse.cz>
8701 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
8702 cgraph_clone_node): Remove master clone handling.
8703 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8704 * cgraph.h (master_clone): Remove.
8705 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8706 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
8707 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8709 2009-03-28 Jan Hubicka <jh@suse.cz>
8711 * cgraph.c (cgraph_function_body_availability): Functions declared
8712 inline are always safe to assume that it is not going to be replaced.
8714 2009-03-28 Richard Guenther <rguenther@suse.de>
8716 PR tree-optimization/38513
8717 * tree-ssa-pre.c (eliminate): Remove redundant stores.
8718 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8719 EXC_PTR_EXPR and FILTER_EXPR.
8720 (get_ref_from_reference_ops): Likewise.
8722 2009-03-28 Richard Guenther <rguenther@suse.de>
8724 PR tree-optimization/38968
8725 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
8726 Use FLOOR_MOD_EXPR to compute misalignment.
8728 2009-03-28 Richard Guenther <rguenther@suse.de>
8730 PR tree-optimization/37795
8731 * tree.h (combine_comparisons): Declare.
8732 * fold-const.c (combine_comparisons): Export.
8733 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
8735 (ifcombine_iforif): Use combine_comparisons.
8737 2009-03-28 Jan Hubicka <jh@suse.cz>
8739 * tree-eh.c (inlinable_call_p): New function.
8740 (make_eh_edges): Use it.
8741 (verify_eh_edges): Use it.
8742 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
8743 * except.c (reachable_next_level): Add inlinable_function argument
8744 (sjlj_find_directly_reachable_regions): Update.
8745 (add_reachable_handler): Do not set saw_any_handlers.
8746 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
8747 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8748 Add new inlinable call parameter.
8749 (can_throw_internal, can_throw_external): Update.
8750 * except.h (can_throw_internal_1, can_throw_external_1,
8751 foreach_reachable_handler): Update declaration.
8753 2009-03-28 Joseph Myers <joseph@codesourcery.com>
8755 * config/arm/t-arm-coff, config/h8300/coff.h,
8756 config/i386/i386-aout.h, config/i386/i386-coff.h,
8757 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
8758 config/pdp11/2bsd.h, config/rs6000/aix41.h,
8759 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
8760 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
8761 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
8762 sys-types.h: Remove.
8763 * Makefile.in: Remove protoize and fixproto support and references
8765 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
8766 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
8768 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
8769 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
8770 unprotoize$(exeext).
8771 (rest.encap): Don't depend on $(STMP_FIXPROTO)
8772 (.PHONY): Don't depend on proto.
8773 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
8774 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
8775 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
8776 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
8777 build/gen-protos.o, build/scan.o, xsys-protos.h,
8778 build/fix-header$(build_exeext), build/fix-header.o,
8779 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
8780 stmp-install-fixproto): Remove.
8781 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
8782 SYSCALLS.c or fixproto files.
8783 (install-common): Don't install protoize.
8784 (install-headers-tar, install-headers-cpio, install-headers-cp):
8785 Don't depend on $(STMP_FIXPROTO).
8786 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
8787 install fixproto files or write out fixproto settings.
8788 (uninstall): Don't uninstall protoize.
8789 * config.gcc (use_fixproto): Remove.
8790 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
8791 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
8792 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
8793 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
8794 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
8795 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
8796 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
8797 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
8798 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
8799 * config/t-vxworks (STMP_FIXPROTO): Remove.
8800 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
8801 STMP_FIXPROTO): Remove.
8802 * config.in, configure: Regenerate.
8803 * crtstuff.c (gid_t, uid_t): Don't undefine.
8804 * doc/install.texi: Change m68k-coff to m68k-elf in example.
8805 (arm-*-coff, arm-*-aout: Remove target entries.
8806 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
8807 Remove mention of AIX 4.1.
8808 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
8809 * doc/invoke.texi (Running Protoize): Remove.
8810 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
8811 (Protoize Caveats): Remove.
8812 * tsystem.h: Update comments on headers assumed to exist.
8814 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
8816 * genautomata.c: Add a new year to the copyright. Add a new
8818 (struct insn_reserv_decl): Add comments for member bypass_list.
8819 (find_bypass): Remove.
8820 (insert_bypass): New.
8821 (process_decls): Use insert_bypass.
8822 (output_internal_insn_latency_func): Output all bypasses with the
8823 same input insn in one switch case.
8825 * rtl.def (define_bypass): Describe bypass choice.
8826 * doc/md.texi (define_bypass): Ditto.
8828 2009-03-27 Richard Guenther <rguenther@suse.de>
8830 * gimplify.c (mark_addressable): Export.
8831 * tree-flow.h (mark_addressable): Declare.
8832 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
8833 * tree-ssa.c (verify_phi_args): Verify that address taken
8834 variables have TREE_ADDRESSABLE set.
8836 2009-03-27 Richard Guenther <rguenther@suse.de>
8838 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
8839 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
8840 Do not mark decls TREE_ADDRESSABLE.
8841 (build_fold_addr_expr): Adjust.
8842 (fold_addr_expr): Remove.
8843 (fold_unary): Use build_fold_addr_expr.
8844 (fold_comparison): Likewise.
8845 (split_address_to_core_and_offset): Likewise.
8846 * coverage.c (tree_coverage_counter_addr): Mark the array decl
8848 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
8849 (gimplify_modify_expr_to_memcpy): Mark source and destination
8851 * omp-low.c (create_omp_child_function): Mark the object decl
8853 (lower_rec_input_clauses): Mark the var we take the address of
8855 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
8857 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8860 * cfgexpand.c (expand_one_stack_var_at): Change alignment
8861 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
8863 2009-03-27 Richard Guenther <rguenther@suse.de>
8865 PR tree-optimization/39120
8866 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
8868 (handle_lhs_call): Process return constraints. Add escape
8869 constraints if necessary.
8870 (handle_const_call): Fill out return constraints. Make nested
8871 case more precise. Avoid consttmp if possible.
8872 (handle_pure_call): Fill out return constraints. Avoid
8873 callused if possible.
8874 (find_func_aliases): Simplify call handling.
8876 2009-03-27 Richard Guenther <rguenther@suse.de>
8878 PR tree-optimization/39120
8879 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
8880 as a representative.
8881 (solve_graph): Do propagate CALLUSED.
8882 (handle_pure_call): Use a scalar constraint from CALLUSED for
8884 (find_what_p_points_to): CALLUSED shall not appear in poins-to
8887 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8890 * c-common.c (handle_aligned_attribute): Properly check alignment
8891 overflow. Use (1U << i) instead of (1 << i).
8893 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
8895 * expr.h (get_mem_align_offset): Updated.
8897 * tree.h (tree_decl_common): Change align to "unsigned int" and
8898 move it before pointer_alias_set.
8900 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8901 Jakub Jelinek <jakub@redhat.com>
8904 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
8905 gr_register_operand with gr_reg_or_0_operand.
8906 (cmpxchg_rel_di): Likewise.
8907 (sync_lock_test_and_set<mode>): Likewise.
8909 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8911 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
8912 (true_regnum): Likewise.
8914 * rtlanal.c (subreg_info): Moved to ...
8915 * rtl.h (subreg_info): Here. New.
8916 (subreg_get_info): New.
8918 * rtlanal.c (subreg_get_info): Make it extern.
8920 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8923 * config/i386/i386.c (ix86_abi): New.
8924 (override_options): Handle -mabi=.
8925 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
8926 (ix86_call_abi_override): Likewise.
8927 (init_cumulative_args): Likewise.
8928 (function_arg_advance): Likewise.
8929 (function_arg_64): Likewise.
8930 (function_arg): Likewise.
8931 (ix86_pass_by_reference): Likewise.
8932 (ix86_function_value_regno_p): Likewise.
8933 (ix86_build_builtin_va_list_abi): Likewise.
8934 (setup_incoming_varargs_64): Likewise.
8935 (is_va_list_char_pointer): Likewise.
8936 (ix86_init_machine_status): Likewise.
8937 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
8938 (ix86_function_type_abi): Return enum calling_abi. Rewrite
8939 for 64bit. Replace DEFAULT_ABI with ix86_abi.
8940 (ix86_function_abi): Make it static and return enum calling_abi.
8941 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
8943 (ix86_fn_abi_va_list): Updated.
8945 * config/i386/i386.h (ix86_abi): New.
8946 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
8947 (CONDITIONAL_REGISTER_USAGE): Likewise.
8948 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
8949 (machine_function): Likewise.
8951 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
8953 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
8954 (STACK_BOUNDARY): Likewise.
8955 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
8957 * config/i386/i386.opt (mabi=): New.
8959 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
8960 return enum calling_abi.
8961 (ix86_function_type_abi): Likewise.
8962 (ix86_function_abi): Removed.
8964 * doc/invoke.texi: Document -mabi= option for x86.
8966 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8968 * builtins.c (real_dconstp): Delete.
8969 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
8971 2009-03-27 Dodji Seketeli <dodji@redhat.com>
8972 Jakub Jelinek <jakub@redhat.com>
8975 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
8976 (gen_subprogram_die): When a function is explicit, generate the
8977 DW_AT_explicit attribute.
8978 * langhooks.h (struct lang_hooks_for_decls): Add
8979 function_decl_explicit_p langhook.
8980 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
8981 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
8983 2009-03-27 Jakub Jelinek <jakub@redhat.com>
8985 * builtins.c (fold_builtin_memory_op): Optimize memmove
8986 into memcpy if we can prove source and destination don't overlap.
8988 * tree-inline.c: Include gt-tree-inline.h.
8989 (clone_fn_id_num): New variable.
8990 (clone_function_name): New function.
8991 (tree_function_versioning): Use it.
8992 * Makefile.in (GTFILES): Add tree-inline.c.
8994 2009-03-27 Mark Mitchell <mark@codesourcery.com>
8996 * BASE-VER: Change to 4.5.0.
8998 2009-03-27 Xinliang David Li <davidxl@google.com>
9000 PR tree-optimization/39557
9001 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
9003 2009-03-27 Xinliang David Li <davidxl@google.com>
9005 PR tree-optimization/39548
9006 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
9009 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9011 * c-common.c (pointer_int_sum): Use %wd on return from
9014 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9016 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
9017 on return from tree_low_cst.
9019 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
9022 * ginclude/stdarg.h (va_copy): Define also for
9023 __GXX_EXPERIMENTAL_CXX0X__.
9025 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9028 * builtins.h (c_strlen): Do not warn here.
9029 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9030 * c-common.c (pointer_int_sum): Take an explicit location.
9031 Warn about offsets out of bounds.
9032 * c-common.h (pointer_int_sum): Adjust declaration.
9034 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9036 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
9039 2009-03-26 Jakub Jelinek <jakub@redhat.com>
9042 * opts.c (warn_if_disallowed_function_p): Don't assume
9043 get_callee_fndecl must return non-NULL.
9045 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
9047 PR rtl-optimization/39522
9048 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
9049 when reg_reloaded_valid is set.
9051 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9053 * config/spu/divv2df3.c: New file.
9054 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
9055 (DPBIT_FUNCS): Filter out _div_df.
9057 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
9059 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
9060 a jump insn, count that jump in the distance to the loop start.
9062 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
9065 * config/sh/sh.c (calc_live_regs): Fix condition for global
9066 registers except PIC_OFFSET_TABLE_REGNUM.
9068 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
9071 * doc/invoke.texi (-mconsole): New.
9075 (-mnop-fun-dllimport): New.
9079 (sub section "i386 and x86-64 Windows Options"): New.
9081 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
9083 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
9084 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
9086 2009-03-25 Richard Guenther <rguenther@suse.de>
9089 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
9092 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
9094 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
9095 neither of haifa/selective schedulers are working.
9097 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9099 * doc/invoke.texi (Debugging Options): Fix description of
9100 -fno-merge-debug-strings.
9102 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
9104 * config/cris/libgcc.ver: New version-script.
9105 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
9107 * configure.ac <GAS features, nop mnemonic>: Add pattern
9108 crisv32-*-* for "nop".
9109 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
9110 * configure: Regenerate.
9112 2009-03-24 Ira Rosen <irar@il.ibm.com>
9114 PR tree-optimization/39529
9115 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
9116 mark_sym_for_renaming for the tag copied to the new vector
9119 2009-03-24 Arthur Loiret <aloiret@debian.org>
9121 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
9122 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
9123 EXTRA_SPEC_FUNCTIONS.
9124 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
9125 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
9126 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
9127 -march and -mtune options.
9129 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
9131 * config/m68k/t-rtems: Add m5329 multilib.
9133 2009-03-24 Dodji Seketeli <dodji@redhat.com>
9134 Jakub Jelinek <jakub@redhat.com>
9137 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
9140 2009-03-23 Jakub Jelinek <jakub@redhat.com>
9143 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
9144 instead of c_parser_expression_conv, if original_code isn't one of the
9145 4 allowed comparison codes, fail.
9147 2009-03-23 Richard Guenther <rguenther@suse.de>
9149 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
9150 * tree.h (struct tree_type): Likewise.
9151 * reload.h (struct insn_chain): Likewise.
9152 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
9153 * function.h (struct function): Likewise.
9154 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
9156 2009-03-23 Jakub Jelinek <jakub@redhat.com>
9158 PR tree-optimization/39516
9159 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
9161 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
9163 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
9164 should be set true if BITS_PER_WORD of target is bigger than 32
9166 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
9168 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
9169 Translate -B-options to -rpath-link. Correct existing
9170 rpath-link and conditionalize on !nostdlib.
9172 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9174 * doc/extend.texi (Function Attributes, Variable Attributes):
9176 * doc/invoke.texi (Debugging Options, Optimize Options)
9177 (i386 and x86-64 Options, MCore Options): Likewise.
9179 2009-03-20 Jakub Jelinek <jakub@redhat.com>
9182 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
9183 it for block local namespace aliases.
9184 (gen_decl_die): Pass context_die to gen_namespace_die.
9186 2009-03-19 Jakub Jelinek <jakub@redhat.com>
9189 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
9190 minimum or maximum value.
9192 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
9194 * reginfo.c (globalize_reg): Recompute derived reg sets.
9196 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
9199 * libgcc2.c (mprotect): Do not use signed arguments for
9200 VirtualProtect, use DWORD arguments. Also fix the 'may
9201 be used uninitialized' warning for the np variable.
9203 2009-03-19 Jakub Jelinek <jakub@redhat.com>
9206 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
9207 functions using regparm calling conventions when not optimizing.
9208 (ix86_function_sseregparm): Similarly for sseregparm calling
9211 2009-03-19 Li Feng <nemokingdom@gmail.com>
9214 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
9215 dependence if the first conflict is after niter iterations.
9217 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
9220 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
9221 functions with dynamic stack-pointer adjustments.
9223 2009-03-19 Ben Elliston <bje@au.ibm.com>
9225 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
9226 option; change to -msdata=data.
9228 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9230 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
9233 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
9236 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
9238 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
9240 * doc/invoke.texi (Code Gen Options): Expand discussion of
9243 2009-03-18 Jakub Jelinek <jakub@redhat.com>
9245 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
9246 * matrix-reorg.c (struct matrix_info): Likewise.
9247 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
9248 * rtl.h (struct mem_attrs): Likewise.
9249 * df.h (struct df): Likewise.
9250 * tree-data-ref.h (struct data_dependence_relation): Likewise.
9251 * ira-int.h (struct ira_allocno): Likewise.
9252 * df-scan.c (struct df_collection_rec): Likewise.
9253 * ira.c (struct equivalence): Likewise.
9254 * function.c (struct temp_slot): Likewise.
9255 * cfgloop.h (struct loop): Likewise.
9258 * function.c (use_register_for_decl): When not optimizing, disregard
9259 register keyword for variables with types containing methods.
9261 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
9264 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
9265 (is_simple_operand): Call contains_component_ref_p before calling data
9266 reference analysis that would fail on COMPONENT_REFs.
9268 * tree-vrp.c (search_for_addr_array): Fix formatting.
9270 2009-03-18 Richard Guenther <rguenther@suse.de>
9272 * tree-vect-transform.c (vect_loop_versioning): Fold the
9273 generated comparisons.
9274 * tree-vectorizer.c (set_prologue_iterations): Likewise.
9275 (slpeel_tree_peel_loop_to_edge): Likewise.
9277 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9280 * opts.c (print_specific_help): In addition to `undocumented',
9281 accept `separate' and `joined' flags if passed alone. Describe
9282 output by the first matched one of those.
9283 (common_handle_option): Skip over empty strings.
9284 * gcc.c (display_help): Fix help string for `--help='.
9285 * doc/invoke.texi (Option Summary, Overall Options): With
9286 `--help=', classes and qualifiers can both be repeated, but
9287 only the latter can be negated. One should not pass only
9288 negated qualifiers. Fix markup and examples.
9291 2008-10-14 Jakub Jelinek <jakub@redhat.com>
9293 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
9294 and -fhelp=separate.
9296 2009-03-17 Jing Yu <jingyu@google.com>
9299 * function.h (struct rtl_data): Move is_thunk from here...
9300 (struct function): ...to here.
9301 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
9302 * varasm.c (assemble_start_function): Change is_thunk from crtl to
9304 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
9306 (alpha_does_function_need_gp, alpha_start_function): Likewise.
9307 (alpha_output_function_end_prologue): Likewise.
9308 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
9309 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
9310 (rs6000_output_function_epilogue): Likewise.
9311 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9313 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
9316 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
9317 from different units in a single alternative.
9318 (*truncdfsf_i387): Ditto.
9319 (*truncxfsf2_mixed): Ditto.
9320 (*truncxfdf2_mixed): Ditto.
9322 2009-03-17 Jakub Jelinek <jakub@redhat.com>
9324 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
9325 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
9328 * tree-ssa-live.c (remove_unused_locals): Don't remove local
9329 unused non-artificial variables when not optimizing.
9332 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
9333 DW_TAG_imported_module even if decl is IMPORTED_DECL with
9334 NAMESPACE_DECL in its DECL_INITIAL.
9337 * optabs.c (set_user_assembler_libfunc): New function.
9338 * expr.h (set_user_assembler_libfunc): New prototype.
9339 * c-common.c: Include libfuncs.h.
9340 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
9341 for memcmp, memset, memcpy, memmove and abort.
9342 * Makefile.in (c-common.o): Depend on libfuncs.h.
9345 * dwarf2out.c (gen_inlined_enumeration_type_die,
9346 gen_inlined_structure_type_die, gen_inlined_union_type_die,
9347 gen_tagged_type_instantiation_die): Removed.
9348 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
9351 2009-03-17 Janis Johnson <janis187@us.ibm.com>
9354 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
9356 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
9357 (check-parallel-%): Ditto.
9358 (check-consistency): Ditto.
9360 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
9362 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
9363 local variable rhs by NULL_TREE.
9365 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
9368 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
9370 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
9373 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
9375 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
9378 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
9379 for ms->sysv ABI calls only in 64bit mode.
9381 * config/i386/i386.md (untyped_call): Support 32bit.
9383 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
9385 * doc/extend.texi: Replace x86_65 with x86_64.
9387 2009-03-16 Jakub Jelinek <jakub@redhat.com>
9389 PR tree-optimization/39455
9390 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
9391 mismatches for POINTER_TYPE_P (type).
9392 (number_of_iterations_le): Likewise.
9394 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9396 * config/picochip/picochip.c: Removed profiling support.
9397 * config/picochip/picochip.md: Removed profiling instruction.
9398 * config/picochip/picochip.h: Removed profiling builtin.
9400 2009-03-16 Joseph Myers <joseph@codesourcery.com>
9402 * doc/install.texi (--with-host-libstdcxx): Document.
9404 2009-03-14 Anatoly Sokolov <aesok@post.ru>
9407 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
9408 generate a warning if the function name does not begin with
9409 "__vector" and the function has either the 'signal' or 'interrupt'
9410 attribute, from here to ...
9411 (avr_declare_function_name): ...here. New function.
9412 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
9413 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
9415 2009-03-14 Jakub Jelinek <jakub@redhat.com>
9418 * cse.c (fold_rtx): Don't modify original const_arg1 when
9419 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
9420 separate variable instead.
9421 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
9422 from out of range shift counts.
9423 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
9425 2009-03-13 Catherine Moore <clm@codesourcery.com>
9427 * config/i386/x-mingw32 (host-mingw32.o): Replace
9428 diagnostic.h with $(DIAGNOSTIC_H).
9430 2009-03-12 Jakub Jelinek <jakub@redhat.com>
9433 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
9435 * config/i386/sync.md (sync_compare_and_swap<mode>,
9436 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
9437 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
9439 (sync_double_compare_and_swapdi_pic,
9440 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
9441 cmpxchg8b_pic_memory_operand instead of just memory_operand.
9443 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9446 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
9448 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9451 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9452 (avx_addsubv4df3): Likewise.
9453 (*avx_addsubv4sf3): Likewise.
9454 (sse3_addsubv4sf3): Likewise.
9456 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9459 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
9461 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
9464 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
9465 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9466 registers for allocnos created from user-defined variables.
9468 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9471 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
9472 of non-integer mode as well.
9474 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
9476 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
9477 for functions for which the parameter types are unknown.
9479 2009-03-11 Jakub Jelinek <jakub@redhat.com>
9482 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
9483 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
9484 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
9485 * config/i386/i386.c (ix86_local_alignment): For
9486 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
9487 long long variables on the stack to avoid dynamic realignment.
9488 Allow the first argument to be a decl rather than type.
9489 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
9491 2009-03-11 Nick Clifton <nickc@redhat.com>
9494 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
9496 Add description to mno-lsim option.
9497 * config/mcore/mcore.h: Remove comment about deprecated m4align
9499 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
9500 * doc/invoke.texi: Add description of mno-lsim and
9501 mstack-increment options.
9503 * config/fr30/fr30.opt: Document the -mno-lsim option.
9504 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
9505 and -mno-lsim options.
9507 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9509 * fold-const.c (fold_comparison): Only call fold_inf_compare
9510 if the mode supports infinities.
9512 2009-03-11 Jason Merrill <jason@redhat.com>
9515 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
9516 end already did. Notice GIMPLE_CALL modifications of the result.
9517 Don't copy debug information from an ignored decl or a decl from
9520 2009-03-10 Richard Guenther <rguenther@suse.de>
9521 Nathan Froyd <froydnj@codesourcery.com>
9524 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
9525 (__divMODE3): Likewise.
9527 2009-03-09 Jakub Jelinek <jakub@redhat.com>
9529 PR tree-optimization/39394
9530 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
9531 DECL_SIZE_UNIT of variable length FIELD_DECLs.
9533 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9535 * recog.c (verfiy_changes): Disallow renaming of hard regs in
9536 inline asms for register asm ("") declarations.
9538 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
9540 * fold-const.c (fold_unary): Fix comment.
9542 2009-03-07 Jan Hubicka <jh@suse.cz>
9545 * tree-inline.c (setup_one_parameter): Do replacement of const
9546 argument by constant in SSA form.
9548 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9551 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
9552 determine alignment passed to assign_stack_local.
9553 (assign_parms_unsplit_complex): Likewise.
9554 * except.c (sjlj_build_landing_pads): Likewise.
9556 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9559 * tree-flow.h (add_referenced_var): Return bool instead of void.
9560 * tree-dfa.c (add_referenced_var): Return result of
9561 referenced_var_check_and_insert call.
9562 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
9563 of referenced_var_check_and_insert.
9566 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
9567 (gen_variable_die): Emit DW_AT_location on abstract static variable's
9568 DIE, don't emit it if abstract origin already has it.
9569 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
9570 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
9572 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9574 * genpreds.c (needs_variable): Fix parentheses at variable name
9576 (write_tm_constrs_h): Indent generated code.
9578 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9580 * doc/extend.texi (Function Attributes): Add documentation
9583 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9586 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
9587 take locus from its DECL_SOURCE_LOCATION instead of input_location.
9589 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9591 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
9594 2009-03-05 Jakub Jelinek <jakub@redhat.com>
9597 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
9598 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
9600 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
9602 * config/i386/i386.md (R8_REG, R9_REG): New constants.
9603 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
9604 constants instead of magic numbers.
9605 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9607 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
9608 (x86_64_ms_abi_int_parameter_registers): Ditto.
9609 (x86_64_int_return_registers): Ditto.
9610 (ix86_maybe_switch_abi): Ditto.
9611 (ix86_expand_call): Ditto for clobbered_registers array.
9612 (ix86_hard_regno_mode_ok): Ditto.
9613 (x86_extended_QIreg_mentioned_p): Ditto.
9615 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
9617 PR tree-optimization/39349
9618 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
9620 * combine.c (gen_lowpart_for_combine): Use omode when generating
9623 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
9625 PR rtl-optimization/39235
9626 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
9628 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9630 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
9632 2009-03-04 Richard Guenther <rguenther@suse.de>
9634 PR tree-optimization/39362
9635 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
9636 that occur in abnormal PHIs should be varying.
9638 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9640 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
9642 (simple_iv): Take loop as an argument instead of statement.
9643 * tree-scalar-evolution.h (simple_iv): Declaration changed.
9644 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
9646 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
9648 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
9649 * matrix-reorg.c (analyze_transpose): Ditto.
9650 * tree-data-ref.c (dr_analyze_innermost): Ditto.
9651 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9652 * tree-predcom.c (ref_at_iteration): Ditto.
9653 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
9655 2009-03-04 Richard Guenther <rguenther@suse.de>
9657 PR tree-optimization/39358
9658 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
9659 escaped_id and callused_id.
9660 (solve_graph): Likewise.
9662 2009-03-04 Richard Guenther <rguenther@suse.de>
9664 PR tree-optimization/39339
9665 * tree-sra.c (try_instantiate_multiple_fields): Make it
9666 no longer ICE on the above.
9668 2009-03-03 Joseph Myers <joseph@codesourcery.com>
9670 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
9671 that fits within Pmode.
9673 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9676 * tm.texi (LIBCALL_VALUE): Update description.
9678 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9681 * doc/extend.texi (section): Update description.
9683 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
9686 * tree-inline.c (remapped_type): New.
9687 (can_be_nonlocal): Call remapped_type instead of remap_type.
9689 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9692 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
9693 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
9695 2009-03-03 Richard Guenther <rguenther@suse.de>
9698 * tree.c (tree_nonartificial_location): New function.
9699 * tree.h (tree_nonartificial_location): Declare.
9700 * builtins.c (expand_builtin_memory_chk): Provide location
9701 of the call location for artificial function pieces.
9702 (maybe_emit_chk_warning): Likewise.
9703 (maybe_emit_sprintf_chk_warning): Likewise.
9704 (maybe_emit_free_warning): Likewise.
9705 * expr.c (expand_expr_real_1): Likewise.
9707 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9709 PR tree-optimization/39343
9710 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
9711 COMPONENT_REF t has ARRAY_TYPE.
9713 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
9716 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
9717 when the type precision of the induction variable should be
9718 larger than the type precision of nit.
9719 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
9720 * graphite.c (graphite_loop_normal_form): Same.
9721 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
9723 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9725 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
9726 (*call_1_rex64_ms_sysv): Use named constants instead of magic
9727 numbers to describe clobbered registers.
9728 (*call_value_0_rex64_ms_sysv): Ditto.
9729 * config/i386/mmx.md (mmx_emms): Ditto.
9732 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
9734 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
9737 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9739 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
9740 (spu_section_type_flags): New function.
9742 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9744 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
9745 reg_class_contents of FLOAT_REGS into a temporary.
9747 2009-03-02 Richard Guenther <rguenther@suse.de>
9748 Ira Rosen <irar@il.ibm.com>
9750 PR tree-optimization/39318
9751 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
9752 information to the vectorized statement.
9754 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
9756 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
9757 variable. Use defined names instead of magic constants for REX SSE
9760 2009-03-01 Richard Guenther <rguenther@suse.de>
9762 PR tree-optimization/39331
9763 * omp-low.c (lower_send_shared_vars): Do not receive new
9764 values for the reference of DECL_BY_REFERENCE parms or results.
9766 2009-03-01 Jan Hubicka <jh@suse.cz>
9769 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
9770 BLOCK_NONLOCALIZED_VAR): New macros.
9771 (tree_block): Add nonlocalized_vars.
9772 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
9773 gen_decl_die): Add origin argument. Allow generation of die with
9774 origin at hand only.
9775 (gen_member_die, gen_type_die_with_usage, force_decl_die,
9776 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
9778 (gen_block_die): Fix checking for unused blocks.
9779 (process_scope_var): Break out from .... ; work with origins only.
9780 (decls_for_scope) ... here; process nonlocalized list.
9781 (dwarf2out_ignore_block): Look for nonlocalized vars.
9782 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
9784 (dump_scope_block): Dump them.
9785 * tree-inline.c (remap_decls): Handle nonlocalized vars.
9786 (remap_block): Likewise.
9787 (can_be_nonlocal): New predicate.
9788 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
9790 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9792 * configure: Regenerate.
9794 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9796 * optc-gen.awk: No need to duplicate option flags twice.
9797 Reuse help texts for duplicate options which do not have any.
9799 * gcc.c (display_help): Document --version.
9801 * gcc.c (main): If print_help_list and verbose_flag, ensure
9802 driver output comes before subprocess output.
9804 * optc-gen.awk: Assign all remaining fields to help string,
9805 space-separated, for multi-line help in *.opt.
9807 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
9808 -Wno-pedantic-ms-format is for MinGW targets only.
9810 * doc/options.texi (Option file format): Fix bad indentation,
9811 restoring dropped sentence.
9813 2009-02-28 Jan Hubicka <jh@suse.cz>
9815 * tree-inline.c (tree_function_versioning): Output debug info.
9817 2009-02-28 Jan Hubicka <jh@suse.cz>
9820 * tree-inline.c (setup_one_parameter): Do not copy propagate
9821 arguments when not optimizing.
9823 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
9826 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9827 (avx_addsubv4df3): Likewise.
9828 (*avx_addsubv4sf3): Likewise.
9829 (sse3_addsubv4sf3): Likewise.
9830 (*avx_addsubv2df3): Likewise.
9831 (sse3_addsubv2df3): Likewise.
9832 (avx_unpckhps256): Correct item selectors.
9833 (avx_unpcklps256): Likewise.
9834 (avx_unpckhpd256): Likewise.
9835 (avx_unpcklpd256): Likewise.
9837 2009-02-28 Jan Hubicka <jh@suse.cz>
9839 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
9841 (copy_arguments_for_versioning): If var is declared don't declare it.
9842 (tree_function_versioning): First setup substitutions and then copy
9845 2009-02-27 Jan Hubicka <jh@suse.cz>
9848 * cgraph.h (varpool_output_debug_info): Remove.
9849 * cgraphunit.c (varpool_output_debug_info): Remove.
9850 * dwarf2out.c (deferred_locations_struct): New struct
9851 (deferred_locations): New type.
9852 (deferred_locations_list): New static var.
9853 (deffer_location): New function.
9854 (gen_variable_die): Use it.
9855 (decls_for_scope): Output info on local static vars.
9856 (dwarf2out_finish): Process deferred locations.
9857 * varpool.c (varpool_output_debug_info): Remove.
9859 2009-02-27 Jan Hubicka <jh@suse.cz>
9862 * tree.h (TREE_PROTECTED): Fix comment.
9863 (BLOCK_HANDLER_BLOCK): Remove.
9864 (struct tree_block): Remove handler_block add body_block.
9865 (inlined_function_outer_scope_p): New.
9866 (is_body_block): Remove.
9867 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
9868 * dwarf2out.c (is_inlined_entry_point): Remove.
9869 (add_high_low_attributes): Use inlined_function_outer_scope_p.
9870 (gen_block_die): Use is_inlined_entry_point check. Remove body block
9872 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
9873 * gimplify.c (gimplify_expr): Gimplify body blocks.
9874 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
9875 block with multiple subblocks.
9876 (dump_scope_block): Prettier output; dump more flags and info.
9877 (dump_scope_blocks): New.
9878 (remove_unused_locals): Use dump_scope_blocks.
9879 * tree-flow.h (dump_scope_blocks): Declare.
9880 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
9881 * stmt.c (is_body_block): Remove.
9882 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
9883 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
9885 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
9888 * graphite.c (graphite_loop_normal_form): Do not call
9889 number_of_iterations_exit from a gcc_assert.
9891 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9893 * config/s390/s390.c (s390_swap_cmp): Look for conditional
9894 jumps if COND is NULL.
9895 (find_cond_jump): New function.
9896 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
9897 * config/s390/s390.md: Remove z10_cobra attribute value.
9899 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
9901 * config/alpha/alpha.h (alpha_expand_mov): Return false if
9902 force_const_mem returns NULL_RTX.
9904 2009-02-26 Jan Hubicka <jh@suse.cz>
9907 * cgraph.h (varpool_output_debug_info): Remove.
9908 * cgraphunit.c (varpool_output_debug_info): Remove.
9909 * dwarf2out.c (deferred_locations_struct): New struct
9910 (deferred_locations): New type.
9911 (deferred_locations_list): New static var.
9912 (deffer_location): New function.
9913 (gen_variable_die): Use it.
9914 (decls_for_scope): Output info on local static vars.
9915 (dwarf2out_finish): Process deferred locations.
9916 * varpool.c (varpool_output_debug_info): Remove.
9918 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
9920 PR rtl-optimization/39241
9921 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
9922 to subreg_offset_representable_p.
9924 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9926 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
9927 execute function prototype. Get f and nregs from max_reg_num
9928 and get_insns. Remove the first backward pass as it's dead,
9929 guard the forward pass by flag_expensive_optimizations.
9930 (rest_of_handle_regmove): Delete.
9931 (pass_regmove): Replace it with regmove_optimize.
9933 2009-02-25 Martin Jambor <mjambor@suse.cz>
9935 PR tree-optimization/39259
9936 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
9937 calls_alloca function flags.
9938 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
9941 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9943 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
9944 flags_set_1_rtx, flags_set_1_set): Delete.
9945 (regmove_optimize): Do not call mark_flags_life_zones.
9947 2009-02-24 Julian Brown <julian@codesourcery.com>
9950 * config/arm/arm.c (require_pic_register): Only set
9951 cfun->machine->pic_reg once per function.
9953 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
9955 * doc/invoke.texi (Link Options): Document an easier way to pass
9956 options that take arguments to the GNU linker using -Xlinker and -Wl.
9958 2009-02-24 Steve Ellcey <sje@cup.hp.com>
9961 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
9963 2009-02-24 Richard Guenther <rguenther@suse.de>
9966 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
9968 2009-02-24 Richard Guenther <rguenther@suse.de>
9969 Zdenek Dvorak <ook@ucw.cz>
9971 PR tree-optimization/39233
9972 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
9973 from converting them to a generic type.
9975 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
9977 PR tree-optimization/39260
9978 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
9979 contains a condition with a real type.
9980 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
9982 2009-02-23 Jason Merrill <jason@redhat.com>
9985 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
9986 narrowing_initializer_constant_valid_p.
9987 (narrowing_initializer_constant_valid_p): Don't return
9988 null_pointer_node for adding a pointer to itself.
9990 2009-02-23 Jan Hubicka <jh@suse.cz>
9993 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
9996 2009-02-23 Jan Hubicka <jh@suse.cz>
9998 PR tree-optimization/37709
9999 * tree.c (block_ultimate_origin): Move here from dwarf2out.
10000 * tree.h (block_ultimate_origin): Declare.
10001 * dwarf2out.c (block_ultimate_origin): Move to tree.c
10002 * tree-ssa-live.c (remove_unused_scope_block_p):
10003 Eliminate blocks containig no instructions nor live variables nor
10005 (dump_scope_block): New function.
10006 (remove_unused_locals): Enable removal of dead blocks by default;
10007 enable dumping at TDF_DETAILS.
10009 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10011 * config/i386/i386.c (classify_argument): Don't allow COImode
10013 (function_arg_advance_32): Don't allow OImode.
10014 (function_arg_32): Likewise.
10015 (function_value_32): Likewise.
10016 (return_in_memory_32): Likewise.
10017 (function_arg_64): Remove OImode comment.
10019 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10022 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
10023 ix86_expand_vector_set for V4DImode in 64bit mode only.
10024 (ix86_expand_vector_init_one_var): Likewise.
10026 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
10028 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
10030 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
10033 * loop-iv.c: Revert last change.
10034 * emit-rtl.c: Likewise.
10036 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10039 * config/i386/i386.c (type_natural_mode): Remove an extra
10040 space in the warning message.
10041 (function_value_32): Handle 32-byte vector modes.
10042 (return_in_memory_32): Likewise.
10044 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
10046 * loop-iv.c (truncate_value): New function.
10047 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
10049 (lowpart_subreg): Move to...
10050 * emit-rtl.c: ...here.
10052 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
10054 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
10055 accidental and undocumented change at revision 140860.
10057 2009-02-21 Joseph Myers <joseph@codesourcery.com>
10059 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
10060 take gimple_seq * arguments.
10061 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
10062 types_compatible_p langhook.
10064 2009-02-20 Mark Mitchell <mark@codesourcery.com>
10065 Joseph Myers <joseph@codesourcery.com>
10067 * config/arm/arm.c (arm_builtin_va_list): New function.
10068 (arm_expand_builtin_va_start): Likewise.
10069 (arm_gimplify_va_arg_expr): Likewise.
10070 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
10071 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
10072 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
10073 (va_list_type): New variable.
10074 (arm_mangle_type): Mangle va_list_type appropriately.
10076 2009-02-20 Jakub Jelinek <jakub@redhat.com>
10078 PR middle-end/39157
10079 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
10080 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
10081 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
10082 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
10083 parameter to 1000 for -O1 by default.
10084 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
10086 * loop-invariant.c: Include params.h.
10087 (move_loop_invariants): Don't call move_single_loop_invariants on
10090 2009-02-20 Jaka Mocnik <jaka@xlab.si>
10092 * calls.c (emit_library_call_value_1): Use slot_offset instead of
10093 offset when calculating bounds for indexing stack_usage_map. Fixes
10094 a buffer overflow with certain target setups.
10096 2009-02-20 Jakub Jelinek <jakub@redhat.com>
10099 * calls.c (expand_call): Clear try_tail_call if caller and callee
10100 disagree in promotion of function return value.
10102 2009-02-19 Jakub Jelinek <jakub@redhat.com>
10105 * c-common.c (c_determine_visibility): If visibility changed and
10106 DECL_RTL has been already set, call make_decl_rtl to update symbol
10109 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
10112 * varasm.c (assemble_variable): Don't check DECL_NAME when
10113 globalizing a variable.
10115 2009-02-19 Joseph Myers <joseph@codesourcery.com>
10118 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
10119 expression before any __builtin_trap call.
10120 * c-typeck.c (build_function_call): Convert and check function
10121 arguments before generating a call to a trap. Evaluate the
10122 function arguments before the trap.
10124 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
10127 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
10128 (UNSPEC_FXAM_MEM): New unspec.
10129 (fxam<mode>2_i387_with_temp): New insn and split pattern.
10130 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
10131 memory using fxam<mode>2_i387_with_temp to remove excess precision.
10133 2009-02-19 Richard Guenther <rguenther@suse.de>
10135 PR tree-optimization/39207
10136 PR tree-optimization/39074
10137 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
10138 storedanything_tree): New.
10139 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
10140 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
10141 (build_succ_graph): Add edges from STOREDANYTHING to all
10143 (init_base_vars): Initialize STOREDANYTHING.
10144 (compute_points_to_sets): Free substitution info after
10145 building the succ graph.
10146 (ipa_pta_execute): Likewise.
10148 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
10150 (do_ds_constraint): Do not add to special var or non-pointer
10152 (type_could_have_pointers): Split out from ...
10153 (could_have_pointers): ... here. For arrays use the element type.
10154 (create_variable_info_for): Initialize may_have_pointers.
10155 (new_var_info): Likewise.
10156 (handle_lhs_call): Make the HEAP variable unknown-sized.
10157 (intra_create_variable_infos): Use a type with pointers for
10158 PARM_NOALIAS, make it unknown-sized.
10160 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
10163 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
10165 2009-02-18 Jason Merrill <jason@redhat.com>
10168 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
10169 value if DECL_EXTERNAL.
10170 * tree-sra.c (sra_walk_gimple_assign): Likewise.
10171 * target.h (gcc_target::binds_local_p): Clarify "module".
10172 * tree.h (TREE_PUBLIC): Clarify "module".
10174 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
10177 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
10178 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
10180 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
10183 * c.opt (Wabi): Support C and ObjC.
10186 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
10188 * config/i386/i386.c (classify_argument): Warn once about the ABI
10189 change when passing union with long double.
10191 * doc/invoke.texi: Update -Wabi for warning psABI changes.
10193 2009-02-18 Joseph Myers <joseph@codesourcery.com>
10196 * c-parser.c (c_parser_compound_statement): Always enter and leave
10199 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10202 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
10204 2009-02-18 Jakub Jelinek <jakub@redhat.com>
10206 PR tree-optimization/36922
10207 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
10208 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
10211 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
10213 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
10216 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
10218 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
10220 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
10222 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
10225 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
10226 Richard Sandiford <rdsandiford@googlemail.com>
10228 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
10229 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
10230 (loongson_biadd): ...this.
10232 2009-02-17 Richard Guenther <rguenther@suse.de>
10234 PR tree-optimization/39202
10235 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
10236 a var make sure to follow existing collapses.
10238 2009-02-17 Richard Guenther <rguenther@suse.de>
10240 PR middle-end/39214
10241 * langhooks.c (lhd_print_error_function): Check for NULL block.
10243 2009-02-17 Richard Guenther <rguenther@suse.de>
10245 PR tree-optimization/39204
10246 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
10249 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
10251 * config/soft-fp/double.h: Update from glibc CVS.
10253 2009-02-17 Richard Guenther <rguenther@suse.de>
10255 PR tree-optimization/39207
10256 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
10257 strict-aliasing warnings for pointers pointing to NULL.
10259 2009-02-16 Joseph Myers <joseph@codesourcery.com>
10262 * c-parser.c (c_parser_braced_init): Call pop_init_level when
10263 skipping until next close brace.
10265 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
10268 * config/i386/i386.c (ix86_expand_push): Set memory alignment
10269 to function argument boundary.
10271 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10273 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
10274 in the lea_add. Reload eventually constraints it properly.
10275 * config/picochip/constraints.md: Remove the target constraint
10276 "b", since it is not needed anymore.
10278 2009-02-16 Jakub Jelinek <jakub@redhat.com>
10280 * gthr-dce.h: Uglify function parameter and local variable names.
10281 * gthr-gnat.h: Likewise.
10282 * gthr-mipssde.h: Likewise.
10283 * gthr-nks.h: Likewise.
10284 * gthr-posix95.h: Likewise.
10285 * gthr-posix.h: Likewise.
10286 * gthr-rtems.h: Likewise.
10287 * gthr-single.h: Likewise.
10288 * gthr-solaris.h: Likewise.
10289 * gthr-tpf.h: Likewise.
10290 * gthr-vxworks.h: Likewise.
10291 * gthr-win32.h: Likewise.
10293 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
10296 * config/i386/i386.md: Restrict the new peephole2 to move
10297 between MMX/SSE registers.
10299 2009-02-15 Richard Guenther <rguenther@suse.de>
10302 2009-02-13 Richard Guenther <rguenther@suse.de>
10304 * configure.ac: Enable LFS.
10305 * configure: Re-generate.
10306 * config.in: Likewise.
10308 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10310 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
10311 spu_srqwbyte, spu_srqwbytebc): Define.
10312 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
10313 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
10314 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
10315 "shrqby_<mode>"): New insn-and-split patterns.
10316 * config/spu/spu.c (expand_builtin_args): Determine and return
10317 number of operands using spu_builtin_description data.
10318 (spu_expand_builtin_1): Use it.
10320 2009-02-13 Steve Ellcey <sje@cup.hp.com>
10323 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
10326 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
10329 * config/i386/i386.c (override_options): Correct warning
10330 messages for -malign-loops, -malign-jumps and -malign-functions.
10332 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
10335 * config/i386/i386.md: Restrict the new peephole2 to move
10336 between the general purpose registers.
10338 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
10341 * config/i386/i386.c (type_natural_mode): Add a new argument.
10342 Return the original mode and warn ABI change if vector size is 32byte.
10343 (function_arg_advance): Updated.
10344 (function_arg): Likewise.
10345 (ix86_function_value): Likewise.
10346 (ix86_return_in_memory): Likewise.
10347 (ix86_sol10_return_in_memory): Likewise.
10348 (ix86_gimplify_va_arg): Likewise.
10349 (function_arg_32): Don't warn ABX ABI change here.
10350 (function_arg_64): Likewise.
10352 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
10354 * loop-iv.c (implies_p): In the final case, test that operands 0
10355 of the two comparisons match.
10357 * config/bfin/bfin.c (find_prev_insn_start): New function.
10358 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
10359 (find_next_insn_start): Move.
10361 2009-02-13 Richard Guenther <rguenther@suse.de>
10363 * configure.ac: Enable LFS.
10364 * configure: Re-generate.
10365 * config.in: Likewise.
10367 2009-02-13 Joseph Myers <joseph@codesourcery.com>
10370 * c-parser.c (c_parser_parms_list_declarator): Discard pending
10371 sizes on syntax error after some arguments have been parsed.
10373 2009-02-12 Jakub Jelinek <jakub@redhat.com>
10375 * doc/invoke.texi (-fira): Remove.
10377 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
10379 * caller-save.c: Replace regclass.c with reginfo.c in comments.
10380 * recog.c: Likewise.
10383 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
10385 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
10386 (umul_ppmm): Likewise.
10387 (count_leading_zeros): Likewise.
10388 (count_trailing_zeros): Likewise.
10389 (UMUL_TIME): Likewise.
10391 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
10393 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
10394 soft-fp/t-softfp to tmake_file.
10396 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
10397 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
10398 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
10399 IA64_BUILTIN_INFQ]: New.
10400 (ia64_init_builtins): Initialize __builtin_infq,
10401 __builtin_fabsq and __builtin_copysignq if not HPUX.
10402 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
10403 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
10405 * config/ia64/lib1funcs.asm (__divtf3): Define only if
10407 (__fixtfti): Likewise.
10408 (__fixunstfti): Likewise.
10409 (__floattitf): Likewise.
10411 * config/ia64/libgcc-glibc.ver: New.
10412 * config/ia64/t-fprules-softfp: Likewise.
10413 * config/ia64/sfp-machine.h: Likewise.
10415 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
10416 (LIBGCC2_TF_CEXT): Likewise.
10417 (TF_SIZE): Likewise.
10418 (TARGET_INIT_LIBFUNCS): Likewise.
10420 * config/ia64/t-glibc (SHLINB_MAPFILES):
10421 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
10423 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
10425 * config/i386/i386.c (construct_container): Rewrite processing
10426 BLKmode with X86_64_SSE_CLASS.
10428 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
10431 * config/i386/i386.md: Replace simplify_replace_rtx with
10432 replace_rtx in the new peephole2.
10434 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
10436 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
10437 loop unrolling do not happen at -O2.
10439 2009-02-12 Michael Matz <matz@suse.de>
10441 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
10443 2009-02-12 Jakub Jelinek <jakub@redhat.com>
10445 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
10448 2009-02-12 Ben Elliston <bje@au.ibm.com>
10450 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
10451 patterns when updating the back chain. Missed in the 2009-02-10
10454 2009-02-11 Janis Johnson <janis187@us.ibm.com>
10456 * doc/extend.texi (Decimal Floating Types): Update identifier of
10457 draft TR and list of missing support.
10459 2009-02-11 Jakub Jelinek <jakub@redhat.com>
10461 PR middle-end/39154
10462 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
10463 bit to variable length decl's flags, add it also to its
10464 pointer replacement variable.
10466 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
10467 Jakub Jelinek <jakub@redhat.com>
10470 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
10471 (memory_blockage): New expander.
10472 (*memory_blockage): New insn pattern.
10473 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
10474 instead of general blockage at the end of function prologue when
10475 frame pointer is used to access red zone area. Do not emit blockage
10476 when profiling, it is emitted in generic code.
10477 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
10478 function epilogue when frame pointer is used to access red zone area.
10480 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
10483 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
10484 by arithmetic with memory operands.
10485 * config/i386/predicates.md (commutative_operator): New.
10487 2009-02-10 Janis Johnson <janis187@us.ibm.com>
10489 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
10492 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
10494 * alias.h (record_alias_subset): Declare.
10495 * alias.c (record_alias_subset): Make global.
10497 2009-02-10 Nick Clifton <nickc@redhat.com>
10499 * tree-parloops.c: Change license to GPLv3.
10500 * ipa-struct-reorg.c: Change license to GPLv3.
10501 * ipa-struct-reorg.h: Change license to GPLv3.
10503 2009-02-10 Steve Ellcey <sje@cup.hp.com>
10506 * c-decl.c (start_struct): Return NULL on error.
10508 2009-02-10 Jakub Jelinek <jakub@redhat.com>
10510 PR middle-end/39124
10511 * cfgloopmanip.c (remove_path): Call remove_bbs after
10512 cancel_loop_tree, not before it.
10515 * function.h (struct function): Add has_local_explicit_reg_vars bit.
10516 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
10517 VAR_DECLs were seen.
10518 * tree-ssa-live.c (remove_unused_locals): Recompute
10519 cfun->has_local_explicit_reg_vars.
10520 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
10521 copies or clearings if cfun->has_local_explicit_reg_vars.
10523 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
10526 * config/i386/i386.c (expand_prologue): Emit blockage at the end
10527 of function prologue when frame pointer is used to access
10530 2009-02-10 Richard Guenther <rguenther@suse.de>
10532 PR middle-end/39127
10533 * gimplify.c (gimple_regimplify_operands): Always look if
10534 we need to create a temporary.
10536 2009-02-10 Richard Guenther <rguenther@suse.de>
10538 PR tree-optimization/39132
10539 * tree-loop-distribution.c (todo): New global var.
10540 (generate_memset_zero): Trigger TODO_rebuild_alias.
10541 (tree_loop_distribution): Return todo.
10543 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
10546 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
10547 (x86_64_reg_class_name): Removed.
10548 (classify_argument): Return 0 if bytes > 32. Return 0 if the
10549 first one isn't X86_64_SSE_CLASS or any other ones aren't
10550 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
10551 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
10552 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
10553 and 3 X86_64_SSEUP_CLASS.
10554 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
10555 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
10557 2009-02-10 Ben Elliston <bje@au.ibm.com>
10559 * config/rs6000/rs6000.md (allocate_stack): Always use an update
10560 form instruction to update the stack back chain word, even if the
10561 user has disabled the generation of update instructions.
10562 (movdi_<mode>_update_stack): New.
10563 (movsi_update_stack): Likewise.
10564 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
10565 always use an update form instruction to update the stack back
10568 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
10570 PR middle-end/38953
10571 * graphite.c (if_region_set_false_region): After moving a region in
10572 the false branch of a condition, remove the empty dummy basic block.
10573 (gloog): Remove wrong fix for PR38953.
10575 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10577 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
10578 generation due to implicit sign extension.
10580 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
10582 PR middle-end/38981
10583 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
10584 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
10586 2009-02-09 Richard Guenther <rguenther@suse.de>
10588 PR middle-end/35202
10589 * convert.c (convert_to_real): Disable (float)fn((double)x)
10590 to fnf(x) conversion if errno differences may occur and
10591 -fmath-errno is set.
10593 2009-02-07 Anatoly Sokolov <aesok@post.ru>
10595 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
10596 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10597 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10599 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10602 * c-common.c (handle_alias_attribute): Disallow attribute for
10603 anything not a FUNCTION_DECL or VAR_DECL.
10605 2009-02-06 Janis Johnson <janis187@us.ibm.com>
10608 * real.c (do_compare): Special-case compare of zero against
10609 decimal float value.
10611 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10614 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
10615 as indicating flexible array members unless the field itself is
10616 being declarared as the incomplete array.
10618 2009-02-06 Jan Hubicka <jh@suse.cz>
10620 PR tree-optimization/38844
10621 * ipa-inline.c (try_inline): Stop inlining recursion when edge
10622 is already inlined.
10624 2009-02-06 Richard Guenther <rguenther@suse.de>
10626 PR middle-end/38977
10627 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
10628 fork because we may expand it as __gcov_fork.
10630 2009-02-06 Nick Clifton <nickc@redhat.com>
10632 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
10634 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
10636 PR tree-optimization/35659
10637 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
10638 vn_phi_eq): Shortcut if hashcode does not match.
10639 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
10641 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
10642 and avoid iterative_hash_expr.
10643 (FOR_EACH_VALUE_ID_IN_SET): New.
10644 (value_id_compare): Remove.
10645 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
10646 sort expressions by value id.
10648 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
10651 * config/sh/predicates.md (general_movsrc_operand): Don't check
10652 the subreg of system registers here.
10654 2009-02-05 Jakub Jelinek <jakub@redhat.com>
10657 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
10658 on the copied decl.
10660 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
10662 PR rtl-optimization/39110
10663 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
10664 addresses, not aligned ones.
10666 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
10667 Richard Guenther <rguenther@suse.de>
10669 PR tree-optimization/39100
10670 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
10671 comment says and add edges.
10673 2009-02-05 Joseph Myers <joseph@codesourcery.com>
10676 * c-common.c (handle_tls_model_attribute): Ignore attribute for
10677 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
10679 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
10681 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
10682 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
10683 register_bb_in_sese, new_sese, free_sese): Moved.
10684 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
10685 outermost_loop_in_scop, build_scop_iteration_domain,
10686 expand_scalar_variables_ssa_name, get_vdef_before_scop,
10687 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
10688 Use loop_in_sese_p instead of loop_in_scop_p.
10689 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
10690 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
10691 (scopdet_basic_block_info): Fix bug in scop detection.
10692 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
10693 eq_loop_to_cloog_loop): Remove.
10694 (nb_loops_around_loop_in_scop, nb_loop
10695 ref_nb_loops): Moved here...
10696 * graphite.h (ref_nb_loops): ... from here.
10697 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
10698 (loop_domain_dim, loop_iteration_vector_dim): Remove.
10699 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
10700 * testsuite/gcc.dg/graphite/scop-19.c: New
10702 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
10703 Hans-Peter Nilsson <hp@axis.com>
10705 PR rtl-optimization/37889
10706 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
10707 Move offset handling from PLUS to before the switch. Use new
10708 arguments when considering SYMBOL_REFs too.
10709 (rtx_addr_can_trap_p): Pass dummy offset and size.
10710 (enum may_trap_p_flags): Remove.
10711 (may_trap_p_1): Pass size from MEM_SIZE.
10713 PR rtl-optimization/38921
10714 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
10715 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
10716 * rtlanal.c (may_trap_after_code_motion_p): Delete.
10717 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
10719 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
10721 AVX Programming Reference (January, 2009)
10722 * config/i386/sse.md (*vpclmulqdq): New.
10724 2009-02-04 Jakub Jelinek <jakub@redhat.com>
10726 PR tree-optimization/38977
10727 PR gcov-profile/38292
10728 * calls.c (special_function_p): Disregard __builtin_ prefix.
10730 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
10732 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
10733 non-indexable addresses even before reload.
10735 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10738 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
10739 as having variable size. Do not give an error for unnamed
10740 parameters with [*] declarators. Give a warning for type names
10741 with [*] declarators and mark them as variable size.
10742 * c-parser.c (c_parser_sizeof_expression): Do not give an error
10743 for sizeof applied to [*] type names.
10745 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10748 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
10750 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10752 * gcc.c (process_command): Update copyright notice dates.
10753 * gcov.c (print_version): Likewise.
10754 * gcov-dump.c (print_version): Likewise.
10755 * mips-tfile.c (main): Likewise.
10756 * mips-tdump.c (main): Likewise.
10758 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10761 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
10762 for composite type involving a zero-length array type.
10764 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10767 * function.c (match_asm_constraints_1): Skip over
10768 initial optional % in the constraint.
10770 PR inline-asm/39059
10771 * c-parser.c (c_parser_postfix_expression): If fixed point is not
10772 supported, don't accept FIXED_CSTs.
10773 * c-decl.c (finish_declspecs): Error if fixed point is not supported
10774 and _Sat is used without _Fract/_Accum. Set specs->type to
10775 integer_type_node for cts_fract/cts_accum if fixed point is not
10778 2009-02-02 Catherine Moore <clm@codesourcery.com>
10780 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
10782 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
10784 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
10785 (ABI_HAS_64BIT_SYMBOLS): Use it.
10786 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
10788 2009-02-02 Paul Brook <paul@codesourcery.com>
10790 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
10792 2009-02-02 Jakub Jelinek <jakub@redhat.com>
10794 PR inline-asm/39058
10795 * recog.h (asm_operand_ok): Add constraints argument.
10796 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
10797 recurse on matching constraint.
10798 (check_asm_operands): Pass constraints as 3rd argument to
10799 asm_operand_ok. Don't look up matching constraint here.
10800 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
10803 2009-02-02 Ben Elliston <bje@au.ibm.com>
10805 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
10806 TARGET_NARROW_VOLATILE_BITFIELD macro names.
10808 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10810 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
10811 information. Remove some obsolete information. Reorganize.
10813 * config/pa/fptr.c: Revert license to GPL 2.
10814 * config/pa/milli64.S: Likewise.
10816 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10819 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
10820 LIBRARY name in, instead of hard-coding it.
10821 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
10822 extra target make frag to tmake_files according to EH model.
10823 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
10824 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
10825 frags that define makefile variable EH_MODEL appropriately.
10826 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
10827 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
10828 to "-sjlj" according to type of EH configured.
10829 (LIBGCC_SONAME): Concatenate it to shared library base name.
10830 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
10831 to "_sjlj" according to type of EH configured.
10832 (LIBGCC_SONAME): Concatenate it to shared library base name.
10833 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
10834 (SHLIB_LINK): Add missing semicolon to if-else construct.
10835 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10836 string value of "pe_dll" command-line option.
10837 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
10838 (SHLIB_SONAME): Use it when overriding t-cygming default.
10839 (SHLIB_IMPLIB): Override t-cygming default.
10840 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10841 string value of "pe_dll" command-line option.
10843 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10846 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
10847 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
10849 2009-01-31 Richard Guenther <rguenther@suse.de>
10851 PR tree-optimization/38937
10852 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
10853 computing the transitive closure.
10855 2009-01-30 Richard Guenther <rguenther@suse.de>
10857 PR tree-optimization/39041
10858 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10859 Propagate variable indices only if the types match for this stmt.
10861 2009-01-30 Jakub Jelinek <jakub@redhat.com>
10864 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
10865 inline but never defined.
10867 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
10869 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
10870 (*insv_h_di_reg_extimm): New insn.
10871 (*insv_l<mode>_reg_extimm): New insn.
10873 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10875 * config/picochip/picochip.c (flag_conserve_stack): set
10876 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
10877 fconserve-stack. Reduce call-overhead used by inliner.
10879 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10882 * common.opt (flag_conserve_stack): Initialised to zero.
10884 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
10887 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
10888 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
10891 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
10893 * ira-color.c (allocno_reload_assign): Update comments.
10894 * regmove.c (regmove_optimize): Likewise.
10898 2009-01-29 Robert Millan <rmh@aybabtu.com>
10900 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
10901 * config/i386/kopensolaris-gnu.h: New file. Undefine
10902 `MD_UNWIND_SUPPORT'.
10903 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
10905 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
10907 PR tree-optimization/39007
10908 * tree-loop-distribution.c (generate_builtin): Use
10909 recompute_dominator to compute the immediate dominator of the
10910 basic block just after the loop.
10912 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10914 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
10915 (ASM_OUTPUT_DWARF_PCREL): Define.
10917 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
10919 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
10920 * doc/passes.texi: Remove entries about regclass, local-alloc, and
10921 global. Modify entries about regmove and IRA.
10923 * ra-conflict.c: Remove the file.
10925 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
10927 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
10928 (pass_regclass_init): Rename to pass_reginfo_init.
10930 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
10932 * toplev.h (flag_ira): Remove.
10934 * caller-save.c (setup_save_areas): Remove flag_ira.
10936 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
10938 * global.c: Remove the file.
10940 * opts.c (decode_options): Remove flag_ira.
10942 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
10944 * regmove.c: Modify file description.
10945 (find_use_as_address, try_auto_increment): Define them only if
10946 AUTO_INC_DEC is defined.
10947 (replacement_quality, replace_in_call_usage, fixup_match_1,
10948 stable_and_no_regs_but_for_p): Remove.
10949 (reg_set_in_bb): Make it static.
10950 (regmove_optimize): Remove flag_ira and code which worked for
10953 * local-alloc.c: Remove the file.
10955 * common.opt (fira): Remove.
10957 * ira.c: Include except.h.
10958 (eliminable_regset): Move from global.c.
10959 (mark_elimination): Ditto. Remove flag_ira.
10960 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
10961 equiv_mem_modified, validate_equiv_mem_from_store,
10962 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
10963 contains_replace_regs, memref_referenced_p, memref_used_between_p,
10964 no_equiv, recorded_label_ref): Move from local-alloc.c.
10965 (update_equiv_regs): Ditto. Make it static.
10966 (print_insn_chain, print_insn_chains): Move it from global.c.
10967 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
10968 (build_insn_chain): Ditto. Make it static.
10969 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
10970 Rename to init_live_subregs.
10971 (gate_ira): Remove flag_ira.
10973 * regclass.c: Rename reginfo.c. Change file description.
10974 (FORBIDDEN_INC_DEC_CLASSES): Remove.
10975 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
10976 (init_reg_sets_1): Remove code for evaluation of
10977 reg_class_superclasses and losing_caller_save_reg_set.
10978 (init_regs): Remove init_reg_autoinc.
10979 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
10980 ok_for_base_p_nonstrict): Remove.
10981 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
10982 (pass_regclass_init): Rename to pass_reginfo_init. Modify
10983 corresponding entries.
10984 (dump_regclass, record_operand_costs, scan_one_insn,
10985 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
10986 record_address_regs, auto_inc_dec_reg_p): Remove.
10987 (gt-regclass.h): Rename to gt-reginfo.h.
10989 * rtl.h (dump_global_regs, retry_global_alloc,
10990 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
10992 * Makefile.in (RA_H): Remove.
10993 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
10994 Rename regclass.o to reginfo.o.
10995 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
10997 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
10998 (GTFILES): Rename regclass.c to reginfo.c.
11000 * passes.c (init_optimization_passes): Remove pass_local_alloc and
11001 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
11003 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11004 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
11006 (finish_spills): Ditto. Remove code for !flag_ira.
11008 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
11010 PR middle-end/35854
11011 * doc/invoke.texi (rtl debug options): Complete rewrite.
11012 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
11014 * mode-switching.c (pass_mode_switching): Rename pass from
11015 "mode-sw" to "mode_sw".
11016 * except.c (pass_convert_to_eh_ranges): Rename pass from
11017 "eh-ranges" to "eh_ranges".
11018 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
11022 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
11023 Alexander Monakov <amonakov@ispras.ru>
11025 PR middle-end/38857
11026 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
11028 (move_exprs_to_boundary): Change return type and pass through
11029 should_move from move_op. Relax assert. Update usage ...
11030 (schedule_expr_on_boundary): ... here. Use should_move instead of
11032 (move_op_orig_expr_found): Indicate that insn was disconnected from
11034 (code_motion_process_successors): Do not call after_merge_succs
11035 callback if original expression was not found when traversing any of
11037 (code_motion_path_driver): Change return type. Update prototype.
11038 (move_op): Update comment. Add a new parameter (should_move). Update
11039 prototype. Set *should_move based on indication provided by
11040 move_op_orig_expr_found.
11042 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
11044 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
11045 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
11046 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
11047 * config/rs6000/rs6000.c (rs6000_override_options): Default
11048 avoid-indexed-addresses on for Power6, off for everything else.
11049 (avoiding_indexed_address_p): New function.
11050 (rs6000_legitimize_address): Use it.
11051 (rs6000_legitimate_address): Likewise.
11052 * config/rs6000/rs6000.md (movXX_updateX): Likewise
11054 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
11056 PR tree-optimization/38997
11057 * tree-loop-distribution.c (generate_memset_zero): Use
11058 POINTER_PLUS_EXPR for a pointer addition.
11060 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
11062 * config/s390/s390.md (bswap<mode>2): New pattern added.
11064 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11066 * config/s390/s390.md (*tls_load_31): Added type attribute.
11068 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11070 * config/s390/s390.md: Fix a few comments.
11072 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11074 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
11075 (*tm<mode>_full): Fixed z10prop attribute.
11076 (*tst<mode>_extimm): Fixed z10prop attribute.
11077 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
11078 (*tstqiCCT_cconly): Fixed z10prop attribute.
11079 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
11080 (*movsi_larl): Fixed z10prop attribute.
11081 (*movsi_zarch): Fixed z10prop attribute.
11082 (*movsi_eas): Fixed z10prop attribute.
11083 (*movhi): Fixed z10prop attribute.
11084 (*movqi): Fixed z10prop attribute.
11085 (*movstrictqi): Fixed z10prop attribute.
11086 (*mov<mode>): Fixed z10prop attribute.
11087 (*movcc): Fixed z10prop attribute.
11088 (*sethighpartdi_64): Fixed z10prop attribute.
11089 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
11090 (*negdi2_sign_cc): Fixed z10prop attribute.
11091 (*negdi2_sign): Fixed z10prop attribute.
11092 (*absdi2_sign_cc): Fixed z10prop attribute.
11093 (*absdi2_sign): Fixed z10prop attribute.
11094 (*negabsdi2_sign_cc): Fixed z10prop attribute.
11095 (*negabsdi2_sign): Fixed z10prop attribute.
11096 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
11097 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
11098 (doloop_si64): Fixed z10prop attribute.
11099 (doloop_si31): Fixed z10prop attribute.
11100 (doloop_long): Fixed z10prop attribute.
11101 (indirect_jump): Fixed z10prop attribute.
11102 (nop): Fixed z10prop attribute.
11103 (main_base_64): Fixed z10prop attribute.
11104 (reload_base_64): Fixed z10prop attribute.
11106 2009-01-28 Jakub Jelinek <jakub@redhat.com>
11108 PR rtl-optimization/38740
11109 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
11111 * config/mips/mips.c (mips_reorg): Likewise.
11113 2009-01-28 Richard Guenther <rguenther@suse.de>
11115 PR tree-optimization/38926
11116 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
11117 with the correct value id to a value.
11118 (do_regular_insertion): Use the value number of edoubleprime
11119 for the value number of the expr.
11122 2008-08-21 Richard Guenther <rguenther@suse.de>
11124 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
11125 a PHI ask VN if it is already available.
11126 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
11127 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
11129 2009-01-28 Jakub Jelinek <jakub@redhat.com>
11131 PR middle-end/38934
11132 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
11133 set to varying whenever max has TREE_OVERFLOW set, similarly
11134 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
11136 2009-01-28 Richard Guenther <rguenther@suse.de>
11138 PR middle-end/38908
11139 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
11140 uninitialized aggregate uses in call arguments.
11142 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
11144 PR tree-optimization/38984
11145 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
11146 the nothing_id variable if -fno-delete-null-pointer-checks.
11148 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
11151 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
11152 (set_got_offset_rex64): Ditto.
11154 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
11157 * doc/extend.texi: Improve local variable with asm reg.
11159 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
11161 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
11162 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
11163 was not supplied then set warn_packed_bitfield_compat to the
11164 default value of 1.
11165 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
11168 2009-01-27 Richard Guenther <rguenther@suse.de>
11170 PR tree-optimization/38503
11171 * cfgexpand.c (expand_gimple_basic_block): Ignore
11172 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
11173 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
11174 variables that cannot have TBAA applied.
11175 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
11178 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
11180 PR middle-end/38969
11181 * calls.c (initialize_argument_information): Do not wrap complex
11182 arguments in SAVE_EXPR.
11184 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
11186 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
11187 (INSTALL_LIBGCC): Revert typo commit.
11189 2009-01-26 Richard Guenther <rguenther@suse.de>
11191 PR tree-optimization/38745
11192 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
11193 from special handling.
11195 2009-01-26 Richard Guenther <rguenther@suse.de>
11197 PR tree-optimization/38745
11198 * tree-ssa.c (execute_update_addresses_taken): Do not include
11199 variables that cannot possibly be a register in not_reg_needs.
11200 Do not clear TREE_ADDRESSABLE on vars that may not become
11202 * tree-ssa.c (update_alias_info_1): Include those in the set
11203 of addressable vars.
11205 2009-01-26 Richard Guenther <rguenther@suse.de>
11207 PR middle-end/38851
11208 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
11209 * tree-ssa-dse.c: Include langhooks.h
11210 (execute_simple_dse): Remove stores with zero size.
11212 2009-01-24 Jakub Jelinek <jakub@redhat.com>
11215 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
11218 2009-01-24 Julian Brown <julian@codesourcery.com>
11220 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
11221 config/arm/linux-atomic.c.
11222 * config/arm/linux-atomic.c: New.
11224 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
11226 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
11227 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
11228 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
11230 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
11233 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
11236 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
11238 PR tree-optimization/38953
11239 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
11240 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
11241 (gloog): Split the exit of the scop when the scop exit is a loop exit.
11242 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
11245 2009-01-24 Paul Brook <paul@codesourcery.com>
11247 * config/arm/neon.md (neon_type): Move to arm.md.
11248 (neon_mov<VSTRUCT>): Add neon_type attribute.
11249 * config/arm/arm.md (neon_type): Move to here.
11250 (conds): Add "unconditioal" and use as default for NEON insns.
11252 2009-01-24 Ben Elliston <bje@au.ibm.com>
11254 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
11255 void *' warning from -Wc++-compat.
11256 * Makefile.in (dominance.o-warn): Remove.
11258 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
11260 PR tree-optimization/38932
11261 * fold-const.c (fold_unary_ignore_overflow): New.
11262 * tree.h (fold_unary_ignore_overflow): Declare.
11263 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
11264 * tree-ssa-sccvn.c (visit_reference_op_load,
11265 simplify_unary_expression): Likewise.
11267 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
11269 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
11270 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
11271 regardless of their type.
11272 * c-common.c (handle_packed_attribute): Don't ignore packed on
11274 * c.opt (Wpacked-bitfield-compat): New warning option.
11275 * stor-layout.c (place_field): Warn if offset of a field changed.
11276 * doc/extend.texi (packed): Mention the ABI change.
11277 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
11278 (Warning Options): Add it to the list.
11280 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
11282 * c-opts.c (c_common_post_options): Fix a typo in comments.
11284 2009-01-22 Steve Ellcey <sje@cup.hp.com>
11286 PR middle-end/38615
11287 * gimplify.c (gimplify_init_constructor): Fix promotion of const
11288 variables to static.
11289 * doc/invoke.texi (-fmerge-all-constants): Update description.
11291 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
11294 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
11295 (*movdi_1_rex64): Use type "mmx" for alternative 5.
11297 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
11299 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
11301 (LOCAL_ALIGNMENT): Similarly.
11303 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
11304 Joseph Myers <joseph@codesourcery.com>
11306 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
11307 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
11308 * config/arm/arm-tune.md: Regenerate.
11309 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
11312 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
11314 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
11315 version number to five.
11317 2009-01-22 Dodji Seketeli <dodji@redhat.com>
11320 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
11321 * c-common.c (set_underlying_type): Likewise.
11322 (is_typedef_decl ): Likewise
11324 (set_underlying_type): Likewise.
11325 (is_typedef_type): Likewise.
11327 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
11329 PR middle-end/38587
11330 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
11333 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
11336 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
11337 (LIBGCC_SPEC): Don't define.
11338 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
11340 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
11342 PR rtl-optimization/38879
11343 * alias.c (base_alias_check): Unaligned access via AND address can
11344 alias all surrounding object types except those with sizes equal
11345 or wider than the size of unaligned access.
11347 2009-01-21 Dodji Seketeli <dodji@redhat.com>
11350 * c-decl.c (clone_underlying_type): Move this ...
11351 * c-common.c (set_underlying_type): ... here.
11352 Also, make sure the function properly sets TYPE_STUB_DECL() on
11353 the newly created typedef variant type.
11354 (is_typedef_decl ): New entry point.
11355 * tree.h: Added a new member member_types_needing_access_check to
11356 struct tree_decl_non_common.
11357 (set_underlying_type): New entry point.
11358 (is_typedef_type): Likewise.
11360 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
11362 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
11363 Check whether two instructions have memory references that
11364 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
11365 are helper functions for traversing.
11366 * alias.h (insn_alias_sets_confilict_p): New prototypes.
11367 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
11368 not to draw dependency edge for instructions with non-conflicting
11371 2009-01-20 Joseph Myers <joseph@codesourcery.com>
11374 * longlong.h: Update copyright years. Use soft-fp license notice.
11375 Sync __clz_tab declaration with glibc.
11377 2009-01-20 Steve Ellcey <sje@cup.hp.com>
11380 * doc/extend.texi (syscall_linkage): New.
11381 (version_id): Modify.
11383 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11384 Richard Guenther <rguenther@suse.de>
11386 PR tree-optimization/38747
11387 PR tree-optimization/38748
11388 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
11389 conversion if the base address is an indirect reference and the
11390 aliasing sets could cause issues.
11392 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
11394 * common.opt (fgraphite, fgraphite-identity): Add comment for
11395 explaining why these options are not documented.
11397 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
11399 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
11400 gimple_call_lhs is NULL.
11402 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
11405 * emit-rtl.c (adjust_address_1): Make sure memref is never
11408 2009-01-20 Ben Elliston <bje@au.ibm.com>
11410 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
11411 const qualifier from arg parameter. Remove unnecessary cast to char *.
11412 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
11413 const qualifier from arg 2.
11415 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
11417 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
11419 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
11422 * rtl.h (reinit_regs): New prototype.
11423 * regclass.c: Include ira.h.
11424 (reinit_regs): New.
11425 * Makefile.in (regclass.o): Add ira.h.
11426 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
11428 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
11431 * c-common.c (handle_aligned_attribute): Use
11432 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
11433 default alignment value.
11435 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
11437 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
11438 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
11440 * doc/extend.texi: Update __attribute__ ((aligned)). Document
11441 __BIGGEST_ALIGNMENT__.
11443 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
11445 2009-01-18 Richard Guenther <rguenther@suse.de>
11447 PR tree-optimization/38819
11448 * tree-flow.h (operation_could_trap_helper_p): Declare.
11449 * tree-eh.c (operation_could_trap_helper_p): Export.
11450 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
11451 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
11452 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
11453 are about to insert a possibly trapping instruction and fail
11456 2009-01-18 Andreas Schwab <schwab@suse.de>
11458 * doc/install.texi (Configuration): Remove obsolete paragraph
11459 about use of --with-gnu-ld with --with-gnu-as.
11461 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
11463 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
11464 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
11465 Follow spelling conventions.
11467 2009-01-18 Ben Elliston <bje@au.ibm.com>
11469 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
11470 C++ warning about implicit conversion from void * to struct
11472 (bitmap_obstack_free): Likewise for bitmap_element *.
11473 * Makefile.in (bitmap.o-warn): Remove.
11475 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
11477 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
11479 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
11480 Tobias Grosser <tobi.grosser@amd.com>
11482 * graphite.c (graphite_trans_scop_block): Do not block single
11485 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
11487 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
11488 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
11489 test with assertion.
11491 2009-01-16 Richard Guenther <rguenther@suse.de>
11493 PR tree-optimization/38835
11494 PR middle-end/36227
11495 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
11496 and INT + PTR -> (INT)(PTR p+ INT) folding.
11497 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
11499 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
11502 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
11503 the subreg from a lowpart subreg if it is also casting the value.
11505 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11506 Tobias Grosser <tobi.grosser@amd.com>
11508 * graphite.c (compare_prefix_loops): New.
11509 (build_scop_canonical_schedules): Rewritten.
11510 (graphite_transform_loops): Move build_scop_canonical_schedules
11511 after build_scop_iteration_domain.
11513 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11514 Tobias Grosser <tobi.grosser@amd.com>
11516 * graphite.c (add_conditions_to_domain): Add the loops to
11517 the dimension of the iteration domain. Do copy the domain
11518 only when it exists.
11519 (build_scop_conditions_1): Do not call add_conditions_to_domain.
11520 (add_conditions_to_constraints): New.
11521 (can_generate_code_stmt, can_generate_code): Removed.
11522 (gloog): Do not call can_generate_code.
11523 (graphite_transform_loops): Call add_conditions_to_constraints
11524 after building the iteration domain.
11526 2009-01-16 Jakub Jelinek <jakub@redhat.com>
11528 PR tree-optimization/38789
11529 * tree-ssa-threadedge.c
11530 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11531 __builtin_constant_p.
11533 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11535 * dce.c (delete_unmarked_insns): Reversed the order that insns are
11536 examined before deleting them.
11538 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
11540 * function.c (aggregate_value_p): Correctly extract the function
11541 type from CALL_EXPR_FN lookup.
11543 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11545 * config/picochip/picochip.c (picochip_override_options): Revert
11546 CFI asm flag disable commited previously.
11548 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
11549 Tobias Grosser <tobi.grosser@amd.com>
11550 Jan Sjodin <jan.sjodin@amd.com>
11552 * graphite.c (scan_tree_for_params): On substractions negate
11553 all the coefficients of the term.
11554 (clast_to_gcc_expression_red): New. Handle reduction expressions
11555 of more than two operands.
11556 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
11557 (get_vdef_before_scop): Handle also the case of default definitions.
11559 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
11561 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
11562 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
11563 Also use them when walking CALL_INSN_FUNCTION_USAGE.
11565 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
11566 Joey Ye <joey.ye@intel.com>
11568 PR middle-end/37843
11569 * cfgexpand.c (expand_stack_alignment): Don't update stack
11570 boundary nor check incoming stack boundary here.
11571 (gimple_expand_cfg): Update stack boundary and check incoming
11572 stack boundary here.
11574 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11576 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
11578 2009-01-14 Jakub Jelinek <jakub@redhat.com>
11580 PR rtl-optimization/38245
11581 * calls.c (expand_call): Add stack arguments to
11582 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11583 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
11584 in regs and partially in memory or BLKmode arguments.
11585 (emit_library_call_value_1): Add stack arguments to
11586 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11587 ACCUMULATE_OUTGOING_ARGS).
11588 * dce.c: Include tm_p.h.
11589 (find_call_stack_args): New function.
11590 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
11592 (mark_insn): Call find_call_stack_args for CALL_Ps.
11593 (prescan_insns_for_dce): Walk insns backwards in bb rather than
11594 forwards. Allocate and free arg_stores bitmap if needed, pass it
11595 down to deletable_insn_p, don't mark stores set in arg_stores
11596 bitmap, clear the bitmap at the beginning of each bb.
11597 * Makefile.in (dce.o): Depend on $(TM_P_H).
11599 2009-01-14 Michael Meissner <gnu@the-meissners.org>
11602 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
11603 to make sure the insn is a conditional test (bug 22599). Reformat a
11606 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
11608 PR middle-end/38431
11609 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
11610 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
11611 (gloog): Do not call cleanup_tree_cfg.
11612 (graphite_transform_loops): Call cleanup_tree_cfg after all
11613 scops have been code generated.
11615 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
11616 * doc/gty.texi (Invoking the garbage collector): Added new node
11617 and section documenting ggc_collect.
11619 2009-01-14 Richard Guenther <rguenther@suse.de>
11621 PR tree-optimization/38826
11622 PR middle-end/38477
11623 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
11624 initialization notes only if we actually emitted a warning.
11625 (intra_create_variable_infos): Add constraints for a result decl
11626 that is passed by hidden reference.
11627 (build_pred_graph): Mark all related variables non-direct on
11630 2009-01-14 Nick Clifton <nickc@redhat.com>
11632 * ira-conflicts.c: Include addresses.h for the definition of
11634 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
11635 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
11637 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
11640 * Makefile.in (ira-lives.o): Add except.h.
11642 * ira-lives.c: Include except.h.
11643 (process_bb_node_lives): Process can_throw_internal.
11645 2009-01-13 Jakub Jelinek <jakub@redhat.com>
11647 PR rtl-optimization/38774
11648 * combine.c (simplify_set): When undoing cc_use change, don't do
11649 PUT_CODE on the newly created comparison, but instead put back the
11652 2009-01-13 Joseph Myers <joseph@codesourcery.com>
11654 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
11655 values. Remove duplicate arm8 entry.
11657 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11659 PR tree-optimization/38786
11660 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
11661 the SSA_NAME case of expand_scalar_variables_expr.
11662 Set the type of an expression to the type of its assign statement.
11663 (expand_scalar_variables_expr): Also gather the scalar computation
11664 used to index the memory access. Do not pass loop_p.
11665 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
11666 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
11667 the gimple_stmt_iterator where it inserts new code.
11668 Do not pass loop_p.
11669 (copy_bb_and_scalar_dependences): Do not pass loop_p.
11670 (translate_clast): Update call to copy_bb_and_scalar_dependences.
11672 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11674 * graphite.h (debug_value): Removed.
11675 * graphite.c (debug_value): Removed.
11677 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11679 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
11680 ldrd/strd with two 32-bit instructions.
11682 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11684 * config/arm/arm.c (struct processors): Pass for speed down into
11685 cost helper functions.
11686 (const_ok_for_op): Handle COMPARE and inequality nodes.
11687 (arm_rtx_costs_1): Rewrite.
11688 (arm_size_rtx_costs): Update prototype.
11689 (arm_rtx_costs): Pass speed down to helper functions.
11690 (arm_slowmul_rtx_costs): Rework cost calculations.
11691 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
11692 (arm_9e_rtx_costs): Likewise.
11694 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
11696 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
11697 relocations of local symbols wider than UNITS_PER_WORD are not valid.
11698 (alpha_legitimize_address): Do not split local symbols wider than
11699 UNITS_PER_WORD into HIGH/LO_SUM parts.
11701 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
11704 * gcc.c (process_command): Replace call to execvp with calls
11705 to pex_one and exit.
11707 2009-01-03 Anatoly Sokolov <aesok@post.ru>
11710 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
11711 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
11712 variant for devices with 3-byte PC.
11713 (__tablejump_elpm__): New.
11715 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11718 * c-parser.c (c_parser_postfix_expression): Allow `->' in
11719 offsetof member-designator, handle it as `[0].'.
11721 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11723 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
11724 function when not using named sections on targets with named sections
11725 if branch distance is less than 262132.
11727 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
11729 * combine.c (combine_instructions): Recompute
11730 optimize_this_for_speed_p for each BB in the main combine loop.
11732 2009-01-12 Tomas Bily <tbily@suse.cz>
11735 * tree-loop-distribution.c (prop_phis): New function.
11736 (generate_builtin): Call prop_phis.
11737 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
11739 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11741 PR tree-optimization/38807
11742 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
11743 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
11745 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11747 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11748 subreg of op0 to the original op0.
11750 2009-01-11 Laurent GUERBY <laurent@guerby.net>
11752 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
11754 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
11757 * mips-tfile.c (parse_def): Fix parsing of def strings
11758 starting with digits.
11760 2009-01-10 Jakub Jelinek <jakub@redhat.com>
11763 * config/arm/arm.c (arm_is_long_call_p): Don't call
11764 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
11766 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
11768 * regrename.c (regrename_optimize): Fix dumping.
11769 (find_oldest_value_reg): Preserve REG_POINTER.
11770 (copy_hardreg_forward_1): Likewise.
11772 2009-01-09 Diego Novillo <dnovillo@google.com>
11774 * gimple.h (struct gimple_statement_base) <uid>: Document
11775 the restrictions on its use.
11776 (gimple_uid): Tidy.
11777 (gimple_set_uid): Tidy.
11779 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11781 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
11782 zero guard even if align_bytes != 0 and count is smaller than
11785 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
11787 PR rtl-optimization/38495
11788 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
11789 (add_range_and_copies_from_move_list): Print all added ranges.
11790 Add ranges to memory optimized destination.
11792 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11796 * config/i386/i386.c (override_options): Reject
11797 -mstringop-strategy=rep_8byte with -m32.
11798 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
11799 to 1. Do count comparison against epilogue_size_needed at compile
11800 time even when count_exp was constant forced into register. For
11801 size_needed don't jump to epilogue, instead just avoid aligning
11802 and invoke the body algorithm. If need_zero_guard, add zero guard
11803 even if count is non-zero, but smaller than size_needed + number of
11804 bytes that could be stored for alignment.
11805 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
11806 to 1. If need_zero_guard, add zero guard even if count is non-zero,
11807 but smaller than size_needed + number of bytes that could be stored
11808 for alignment. Compare size_needed with epilogue_size_needed instead
11809 of desired_align - align, don't adjust size_needed, pass
11810 epilogue_size_needed to the epilogue expanders.
11813 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
11815 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11817 * pa.c (last_address): Change to unsigned.
11818 (update_total_code_bytes): Change argument to unsigned. Don't
11819 check if insn addresses are set.
11820 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
11821 addresses are not set.
11822 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
11824 2009-01-09 Nick Clifton <nickc@redhat.com>
11826 * config/sh/symbian.c: Replace uses of DECL_INLINE with
11827 DECL_DECLARED_INLINE_P.
11829 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11831 PR middle-end/38347
11832 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
11833 GET_MODE (op0) in operand_subword_force calls.
11835 PR middle-end/38771
11836 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
11837 fold_convert arg0 operands to TREE_TYPE (op0) first.
11839 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
11841 * params.def (ira-max-conflict-table-size): Decrease default value
11844 2009-01-08 Jakub Jelinek <jakub@redhat.com>
11846 PR tree-optimization/37031
11847 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
11849 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
11850 allocate it using gc instead of heap, use VEC_quick_push instead of
11852 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
11853 instead of heap, use VEC_quick_push instead of VEC_safe_push.
11854 * tree-data-ref.h (struct access_matrix): Change matrix to gc
11855 allocated vector from heap allocated.
11856 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
11857 * tree-loop-linear.c (linear_transform_loops): Allocate nest
11858 vector only after perfect_loop_nest_depth call.
11860 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
11861 Jan Sjodin <jan.sjodin@amd.com>
11863 PR tree-optimization/38559
11864 * graphite.c (debug_value, copy_constraint,
11865 swap_constraint_variables, scale_constraint_variable, ): New.
11866 (get_lower_bound, get_upper_bound): Removed.
11867 (graphite_trans_bb_strip_mine): Clean up this code that works
11868 only for constant number of iterations. Fully copy upper and
11869 lower bound constraints, not only the constant part of them.
11870 * graphite.h (debug_value): Declared.
11872 2009-01-08 Ira Rosen <irar@il.ibm.com>
11874 PR tree-optimization/37194
11875 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
11876 Don't add the cost of cost model guard in prologue to scalar
11877 outside cost in case of known number of iterations.
11879 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
11880 Alan Modra <amodra@bigpond.net.au>
11882 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
11883 non-word-aligned REG+CONST addressing.
11885 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11888 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
11889 free_after_compilation when outputting a thunk.
11890 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
11891 Do not call free_after_compilation here.
11893 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11895 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
11896 (ix86_valid_target_attribute_inner_p): Ditto.
11898 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
11900 PR tree-optimization/38492
11901 PR tree-optimization/38498
11902 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
11903 * tree-chrec.h (scev_is_linear_expression): Declared.
11904 * graphite.c (graphite_cannot_represent_loop_niter): New.
11905 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
11906 (graphite_loop_normal_form): Use gcc_assert.
11907 (scan_tree_for_params): Use CASE_CONVERT.
11908 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
11909 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
11910 Use gcc_assert. Discard scops that contain unhandled cases.
11911 (build_scop_conditions): Return a boolean status for unhandled cases.
11912 (strip_mine_profitable_p): Print the loop number, not its depth.
11913 (is_interchange_valid): Pass the depth of the loop nest, don't
11914 recompute it wrongly.
11915 (graphite_trans_bb_block): Same.
11916 (graphite_trans_bb_block): Print tentative of loop blocking.
11917 (graphite_trans_scop_block): Do not print that the loop has been
11919 (graphite_transform_loops): Do not handle scops that contain condition
11922 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
11924 AVX Programming Reference (December, 2008)
11925 * config/i386/avxintrin.h (_mm256_stream_si256): New.
11926 (_mm256_stream_pd): Likewise.
11927 (_mm256_stream_ps): Likewise.
11929 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
11930 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
11931 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
11932 (bdesc_special_args): Add __builtin_ia32_movntdq256,
11933 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
11934 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
11935 (ix86_expand_special_args_builtin): Likewise.
11937 * config/i386/sse.md (AVXMODEDI): New.
11938 (avx_movnt<mode>): Likewise.
11939 (avx_movnt<mode>): Likewise.
11940 (<sse>_movnt<mode>): Remove AVX support.
11941 (sse2_movntv2di): Likewise.
11943 2009-01-07 Richard Guenther <rguenther@suse.de>
11945 PR middle-end/38751
11946 * fold-const.c (extract_muldiv): Remove obsolete comment.
11947 (fold_plusminus_mult_expr): Undo MINUS_EXPR
11948 to PLUS_EXPR canonicalization for the canonicalization.
11950 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
11952 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
11953 hosted cross-compilers generating less efficient code.
11955 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11957 * function.h (rtl_data): Add a dbr_scheduled_p field.
11958 * reorg.c (dbr_schedule): Set it.
11959 (gate_handle_delay_slots): Check it.
11960 * config/mips/mips.c (mips_base_delayed_branch): Delete.
11961 (mips_reorg): Check flag_delayed_branch instead of
11962 mips_base_delayed_branch.
11963 (mips_override_options): Don't set mips_base_delayed_branch
11964 or flag_delayed_branch.
11966 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11968 PR rtl-optimization/38426.
11969 * ira.c (ira): Set current_function_is_leaf earlier.
11971 2009-01-06 Jakub Jelinek <jakub@redhat.com>
11973 PR rtl-optimization/38722
11974 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
11975 too early, only set a flag and modify after last possible
11978 2009-01-06 Janis Johnson <janis187@us.ibm.com>
11981 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
11982 * real.c (decimal_single_format): Correct values of emin and emax.
11983 (decimal_double_format): Ditto.
11984 (decimal_quad_format): Ditto.
11985 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
11986 computation of DECnn_MIN and DECnn_MAX for corrected values of
11987 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
11988 __DECnn_MIN__, and adjust its computation for the corrected value
11991 2009-01-06 Jan Hubicka <jh@suse.cz>
11994 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
11996 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
11998 * doc/contrib.texi (Contributors): Slightly adjust the end note.
11999 Add Robert Clark to the list of testers.
12001 2009-01-06 Jan Hubicka <jh@suse.cz>
12002 Kai Tietz <kai.tietz@onevision.com>
12004 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
12005 * config/i386/i386.c (ix86_expand_call): Add clobbers.
12007 2009-01-06 Jan Hubicka <jh@suse.cz>
12008 Kai Tietz <kai.tietz@onevision.com>
12010 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
12012 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
12013 (ix86_nsaved_regs): Count only general purpose regs.
12014 (ix86_nsaved_sseregs): New.
12015 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
12016 to 16 for w64; compute padding and size of sse reg save area.
12017 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
12018 general purpose regs.
12019 (ix86_emit_save_sse_regs_using_mov): New.
12020 (ix86_expand_prologue): Save SSE regs if needed.
12021 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
12022 (ix86_emit_restore_sse_regs_using_mov): New.
12023 (ix86_expand_epilogue): Save SSE regs if needed.
12025 2009-01-06 Jan Hubicka <jh@suse.cz>
12026 Kai Tietz <kai.tietz@onevision.com>
12028 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
12029 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
12030 functions when accumulate outgoing args is off.
12032 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
12035 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
12036 before using pseudos_have_intersected_live_ranges_p.
12038 * ira-int.h (ira_assert): Always define.
12040 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
12042 AVX Programming Reference (December, 2008)
12043 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
12044 (_mm256_permute2_pd): Likewise.
12045 (_mm_permute2_ps): Likewise.
12046 (_mm256_permute2_ps): Likewise.
12047 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
12048 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
12050 * config/i386/i386.c (ix86_builtins): Remove
12051 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
12052 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
12053 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
12054 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
12055 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
12056 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
12057 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
12058 __builtin_ia32_vpermil2ps256.
12059 (ix86_init_mmx_sse_builtins): Updated.
12060 (ix86_expand_args_builtin): Likewise.
12062 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12064 * pa.c (output_call): Relocate non-jump insns in the delay slot of
12065 long absolute calls when generating PA 2.0 code.
12067 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
12069 PR rtl-optimization/38583
12070 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
12072 * params.def (ira-max-conflict-table-size): New.
12074 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
12076 * ira.h (ira_conflicts_p): New external definition.
12078 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
12079 table. Report this. Return result of building.
12080 (ira_build_conflicts): Use ira_conflicts_p. Check result of
12081 building conflict table.
12083 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
12084 (ira_color): Use ira_conflicts_p.
12086 * global.c: Include ira.h.
12087 (pseudo_for_reload_consideration_p, build_insn_chain): Use
12090 * Makefile.in (global.o): Add ira.h.
12092 * ira-build.c (mark_all_loops_for_removal,
12093 propagate_some_info_from_allocno): New.
12094 (remove_unnecessary_allocnos): Call
12095 propagate_some_info_from_allocno.
12096 (remove_low_level_allocnos): New.
12097 (remove_unnecessary_regions): Add parameter. Call
12098 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
12099 parameter to remove_unnecessary_regions.
12100 (ira_build): Remove all regions but root if the conflict table was
12101 not built. Update conflict hard regs for allocnos crossing calls.
12103 * ira.c (ira_conflicts_p): New global.
12104 (ira): Define and use ira_conflicts_p.
12106 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
12107 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
12108 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
12110 2009-01-06 Ben Elliston <bje@au.ibm.com>
12112 * gengtype-lex.l (YY_NO_INPUT): Define.
12114 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12117 * c-common.c (handle_vector_size_attribute): Also reject
12118 BOOLEAN_TYPE types.
12120 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
12122 PR tree-optimization/38492
12123 * graphite.c (rename_map_elt, debug_rename_elt,
12124 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
12125 rename_map_elt_info, eq_rename_map_elts,
12126 get_new_name_from_old_name, bb_in_sese_p): Moved around.
12127 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
12128 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
12129 (sese_build_livein_liveouts): New.
12130 (new_sese, free_sese): New.
12131 (new_scop): Call new_sese.
12132 (free_scop): Call free_sese.
12133 (rename_variables_from_edge, rename_phis_end_scop): Removed.
12134 (register_old_new_names): Renamed register_old_and_new_names.
12135 (register_scop_liveout_renames, add_loop_exit_phis,
12136 insert_loop_close_phis, struct igp,
12137 default_liveout_before_guard, add_guard_exit_phis,
12138 insert_guard_phis, copy_renames): New.
12139 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
12140 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
12141 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
12142 (scop_adjust_phis_for_liveouts): New.
12143 (gloog): Call scop_adjust_phis_for_liveouts.
12145 * graphite.h (struct sese): Documented. Added fields liveout,
12146 num_ver and livein.
12147 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
12148 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
12149 (struct scop): Added field liveout_renames.
12150 (SCOP_LIVEOUT_RENAMES): New.
12152 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
12154 PR tree-optimization/38510
12155 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
12156 (translate_clast): Call recompute_all_dominators before
12158 (gloog): Call recompute_all_dominators before graphite_verify.
12160 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
12161 Jan Sjodin <jan.sjodin@amd.com>
12163 PR tree-optimization/38500
12164 * graphite.c (create_sese_edges): Call fix_loop_structure after
12167 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
12169 * config.gcc: Add m32r*-*-rtems*.
12170 * config/m32r/rtems.h: New file.
12172 2009-01-05 Ben Elliston <bje@au.ibm.com>
12174 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
12175 (.po.pox): Likewise.
12176 (po/gcc.pot): Likewise.
12178 2009-01-04 David S. Miller <davem@davemloft.net>
12180 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
12181 (STARTING_FRAME_OFFSET): Always set to zero.
12183 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
12185 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
12186 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
12187 fixed-point types, and vectors of the same.
12189 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
12191 * config/mips/sync.md (*mb_barrier): Rename to...
12192 (*memory_barrier): ...this.
12194 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
12196 * doc/extend.texi (Function Attributes): Move @cindex after @item
12197 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
12198 and put in alphabetical order. Fix 'target' name and put in order.
12199 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
12202 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
12204 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
12205 (memory_barrier): Expand as unspec instead of unspec_volatile.
12206 Remove mem:BLK from insn operands. Use Pmode scratch register.
12207 (*memory_barrier): Define as unspec instead of unspec_volatile.
12208 Use (match_dup 0) as input operand.
12210 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
12211 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
12212 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
12213 scratch register. Remove operand 1.
12214 (*stbar): Define as unspec instead of unspec_volatile.
12215 Use (match_dup 0) as input operand, remove (const_int 8).
12216 (*membar): Define as unspec instead of unspec_volatile.
12217 Use (match_dup 0) as input operand, remove input operand 2.
12219 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
12220 (memory_barrier): Expand as unspec instead of unspec_volatile.
12221 Remove mem:BLK from insn operands. Use Pmode scratch register.
12222 (*memory_barrier): Define as unspec instead of unspec_volatile.
12223 Use (match_dup 0) as input operand.
12225 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
12226 Remove mem:BLK from insn operands. Use Pmode scratch register.
12227 Set volatile flag on operand 0.
12228 (*memory_barrier): New insn pattern.
12230 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
12232 (*memory_barrier): Use (match_dup 0) as input operand.
12234 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
12235 Remove mem:BLK from insn operands. Use Pmode scratch register.
12236 Set volatile flag on operand 0.
12237 (*mb_internal): New insn pattern.
12239 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
12241 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
12243 PR middle-end/38586
12244 * function.c (struct temp_slot): Move to the section of the file
12245 that deals with temp slots. Remove field 'address'.
12246 (temp_slot_address_table): New hash table of address -> temp slot.
12247 (struct temp_slot_address_entry): New struct, items for the table.
12248 (temp_slot_address_compute_hash, temp_slot_address_hash,
12249 temp_slot_address_eq, insert_temp_slot_address): Support functions
12251 (find_temp_slot_from_address): Rewrite to use the new hash table.
12252 (remove_unused_temp_slot_addresses): Remove addresses of temp
12253 slots that have been made available.
12254 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
12255 worker function for remove_unused_temp_slot_addresses.
12256 (assign_stack_temp_for_type): Don't clear the temp slot address list.
12257 Add the temp slot address to the address -> temp slot map.
12258 (update_temp_slot_address): Update via insert_temp_slot_address.
12259 (free_temp_slots): Call remove_unused_temp_slot_addresses.
12260 (pop_temp_slots): Likewise.
12261 (init_temp_slots): Allocate the address -> temp slot map, or empty
12262 the map if it is already allocated.
12263 (prepare_function_start): Initialize temp slot processing.
12265 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
12267 PR middle-end/38584
12268 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
12269 Calculate the size of all stack vars assuming no packing of stack
12270 vars will happen, replacing a quadratic algorithm with a linear one.
12272 2009-01-03 Jakub Jelinek <jakub@redhat.com>
12275 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
12278 2009-01-03 Diego Novillo <dnovillo@google.com>
12280 * doc/contrib.texi: Update contributions.
12282 2009-01-03 Jakub Jelinek <jakub@redhat.com>
12285 * builtins.c (fold_builtin_memory_op): Give up if either operand
12286 is volatile. Set srctype or desttype to non-qualified version
12290 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
12291 and FUNCTION_DECLs.
12293 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
12295 PR rtl-optimization/35805
12296 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
12297 problem if fast dce is able to remove any instructions.
12298 * dce.c (dce_process_block): Fix dump message.
12300 2009-01-02 Mark Mitchell <mark@codesourcery.com>
12303 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
12305 2009-01-02 Jakub Jelinek <jakub@redhat.com>
12307 PR middle-end/38690
12308 * tree-flow.h (op_code_prio, op_prio): New prototypes.
12309 * tree-pretty-print.c (op_code_prio): New function.
12310 (op_prio): No longer static. Use op_code_prio.
12311 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
12312 Use op_prio and op_code_prio to determine if () should be
12313 printed around operand(s) or not.
12315 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
12316 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
12317 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
12318 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
12319 pp_character instead of pp_string for single letter printing.
12321 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
12323 * doc/extend.texi: Fix '#pragma GCC option' typo.
12325 2009-01-02 Richard Guenther <rguenther@suse.de>
12327 * doc/install.texi (--enable-checking): Mention different
12328 default for stage1.
12329 (--enable-stage1-checking): Document.
12331 2009-01-01 Andrew Pinski <pinskia@gmail.com>
12333 PR middle-end/30142
12334 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
12335 case to be an error.
12337 2009-01-02 Ben Elliston <bje@au.ibm.com>
12339 * config/fp-bit.h (pack_d): Constify argument.
12340 * config/fp-bit.c (makenan): Constify return type. Remove casts.
12341 (isnan): Constify argument.
12343 (iszero): Likewise.
12344 (pack_d): Likewise.
12345 (_fpadd_parts): Constify return type.
12346 (_fpmul_parts): Likewise.
12347 (_fpdiv_parts): Likewise.
12349 2009-01-01 Jakub Jelinek <jakub@redhat.com>
12352 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
12353 warn about overwriting initializer with side-effects or
12354 -Woverride-init if !IMPLICIT.
12355 (output_init_element): Likewise. Pass IMPLICIT down to
12357 (process_init_element): Add IMPLICIT argument. Pass it down
12358 to output_init_element.
12359 (push_init_element, pop_init_level, set_designator): Adjust
12360 process_init_element callers.
12361 (set_nonincremental_init, set_nonincremental_init_from_string):
12362 Adjust add_pending_init callers.
12363 (output_pending_init_elements): Adjust output_init_element callers.
12364 * c-tree.h (process_init_element): Adjust prototype.
12365 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
12366 process_init_element callers.
12369 Copyright (C) 2009 Free Software Foundation, Inc.
12371 Copying and distribution of this file, with or without modification,
12372 are permitted in any medium without royalty provided the copyright
12373 notice and this notice are preserved.