1 2008-09-21 Diego Novillo <dnovillo@google.com>
3 * doc/gccint.texi: Include generic.texi and gimple.texi.
5 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
6 (GIMPLE): Move to gimple.texi.
7 (Annotations): Remove references to to stmt_ann_t and
9 (SSA Operands): Rename from 'Statement Operands'.
10 * doc/generic.texi: New.
11 * doc/gimple.texi: New.
12 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
14 * Makefile.in (TEXI_GCCINT_FILES):
15 * gimple.c (gimple_copy_call_skip_args): Rename from
16 giple_copy_call_skip_args. Update all users.
17 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
19 2008-09-21 Ira Rosen <irar@il.ibm.com>
21 PR tree-optimization/37539
22 * tree-vect-transform.c (vect_transform_strided_load): Save vector
23 statement in related statement field only for the first load of the
24 group of loads with the same data reference.
26 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
28 * config/mips/mips.h (TUNE_OCTEON): New macro.
29 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
30 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
31 * config/mips/octeon.md: New file.
32 * config/mips/mips.md: Include octeon.md. Restore
33 semi-alphabetical order of include files.
35 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
38 * config/i386/i386.md (*jcc_fused_1): Removed.
39 (*jcc_fused_2): Likewise.
40 (*jcc_fused_3): Likewise.
41 (*jcc_fused_4): Likewise.
43 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
45 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
46 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
47 * target.h (gcc_target): Add ira_cover_classes.
48 * ira.c: Remove IRA_COVER_CLASSES guards.
49 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
50 instead of IRA_COVER_CLASSES.
51 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
52 (setup_class_translate): Likewise.
53 (setup_reg_class_intersect_union): Likewise.
54 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
55 test of targetm.ira_cover_classes.
56 * opts.c (decode_options): Use targetm.ira_cover_classes instead
58 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
59 (TARGET_INITIALIZER): Include it.
60 * targhooks.h (default_ira_cover_classes): Declare.
61 * targhooks.c (default_ira_cover_classes): New function.
63 2008-09-19 Bob Wilson <bob.wilson@acm.org>
65 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
67 2008-09-19 Ian Lance Taylor <iant@google.com>
69 * varasm.c (narrowing_initializer_constant_valid_p): Return
70 NULL_TREE if ENDTYPE is not an integer.
72 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
75 * tree-ssa.c (execute_update_addresses_taken): Also update
76 DECL_GIMPLE_REG_P for vector and complex types.
78 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
79 Jan Hubicka <jh@suse.cz>
82 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
83 empty before freeing them.
84 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
86 2008-09-18 Bob Wilson <bob.wilson@acm.org>
88 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
89 * config/xtensa/predicates.md (tls_symbol_operand): New.
90 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
91 (TARGET_CANNOT_FORCE_MEM): Define.
92 (xtensa_tls_symbol_p): New.
93 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
94 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
95 (xtensa_tls_module_base): New.
96 (xtensa_call_tls_desc): New.
97 (xtensa_legitimize_tls_address): New.
98 (xtensa_legitimize_address): Handle TLS symbols.
99 (xtensa_tls_referenced_p_1): New.
100 (xtensa_tls_referenced_p): New.
101 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
102 (XTENSA_BUILTIN_THREAD_POINTER): New.
103 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
104 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
105 Add declarations for __builtin_thread_pointer and
106 __builtin_set_thread_pointer.
107 (xtensa_fold_builtin): Recognize new builtins.
108 (xtensa_expand_builtin): Expand new builtins.
109 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
110 (TARGET_THREADPTR): Define.
111 (HAVE_AS_TLS): Define default value.
112 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
113 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
114 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
115 (UNSPECV_SET_TP): New.
116 (sym_TPOFF, sym_DTPOFF): New.
117 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
118 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
119 * configure: Regenerated.
121 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
124 * config/ia64/ia64.c (ia64_optimization_options): Move
125 checking and setting flag_schedule_insns_after_reload and
126 ia64_flag_schedule_insns2 back to ...
127 (ia64_override_options): Here.
129 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
132 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
133 zero extend count after the correction to it is done.
134 (doloop_optimize): Update call to doloop_modify, don't zero extend
137 2008-09-18 Martin Jambor <mjambor@suse.cz>
139 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
141 * ipa-prop.c: Correct comments.
142 * ipa-prop.h: Likewise.
144 2008-09-18 Jan Hubicka <jh@suse.cz>
147 * ipa-reference.c (ipa_reference_local_vars_info_d,
148 ipa_reference_global_vars_info_d,
149 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
150 ipa_reference_vars_info_t): Move here from ipa-reference.h
151 (node_duplication_hook_holder, node_removal_hook_holder): New.
152 (get_reference_vars_info_from_cgraph): Rename to ...
153 (get_reference_vars_info): ... this one, use cgraph uids.
154 (get_local_reference_vars_info, get_global_reference_vars_info):
155 Use cgraph instead of decl.
156 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
157 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
158 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
160 (check_call): Simplify avail check.
161 (scan_stmt_for_static_refs): Update.
162 (propagate_bits): Update.
163 (merge_callee_local_info): Remove.
164 (init_function_info): Use cgraph nodes.
165 (clean_function_local_data): Break out from ...
166 (clean_function): ... here.
167 (copy_local_bitmap, copy_global_bitmap): New functions.
168 (duplicate_node_data, remove_node_data): New functions.
169 (generate_summary): Register hooks; use visibility instead of
171 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
172 * ipa-reference.h (ipa_reference_local_vars_info_d,
173 ipa_reference_global_vars_info_d,
174 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
175 ipa_reference_vars_info_t): Move to ipa-reference.c
176 (ipa_reference_get_read_local, ipa_reference_get_written_local):
178 (ipa_reference_get_read_global, ipa_reference_get_written_global,
179 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
181 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
182 (init_state): Remove.
183 (node_duplication_hook_holder, node_removal_hook_holder): New.
184 (get_function_state, set_function_state): Use VECtor.
185 (analyze_function): Check body availability.
186 (add_new_function): Likewise.
187 (duplicate_node_data, remove_node_data): New.
188 (generate_summary): Register hooks; do not care about clones.
189 (propafate): Do not care about clones; recursive functions are not looping.
190 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
191 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
192 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
194 * tree-flow.h (function_ann_d): Remove reference_vars_info.
195 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
196 ipa-reference accesors.
198 2008-09-18 Simon Baldwin <simonb@google.com>
200 * c-opts.c (c_common_handle_option): Add handling for
201 -Wbuiltin-macro-redefined command line option.
202 * c.opt: Added builtin-macro-redefined option.
203 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
206 2008-09-18 Richard Guenther <rguenther@suse.de>
208 PR tree-optimization/37258
209 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
210 and signedness for integral types.
211 (vn_phi_eq): Require compatible types.
213 2008-09-18 Jakub Jelinek <jakub@redhat.com>
216 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
217 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
219 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
220 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
221 ggc_free other TREE_LIST nodes from that chain.
222 * function.c (instantiate_decls): Instantiate also DECL_RTL
223 of vars in cfun->local_decls, free that list afterwards.
225 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
227 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
228 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
230 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
232 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
233 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
235 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
237 PR tree-optimization/37102
238 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
239 from a node. Check to see if another PHI is dead.
240 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
241 remove real PHIs which have no uses.
242 (rewrite_out_of_ssa): Call eliminate_useless_phis.
244 2008-09-18 Richard Guenther <rguenther@suse.de>
247 * tree-cfg.c (remove_useless_stmts_1): Remove
248 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
250 2008-09-18 Nick Clifton <nickc@redhat.com>
252 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
253 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
254 to frv_secondary_reload_class.
255 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
256 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
257 (frv_secondary_reload_class): Omit unused parameter.
258 (frv_secondary_reload): New function. Handle the case when
259 secondary_reload_class() is called before the reload_(in|out)
260 _optabs have been initialised.
261 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
263 * config/frv/frv.md: Define an exclusion set between fr550_m0
266 2008-09-18 Richard Guenther <rguenther@suse.de>
268 PR tree-optimization/37456
269 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
270 want to insert after ends a BB insert on the single fallthru
273 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
275 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
276 Mention -march=z9-109, z9-ec and z10.
278 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
280 PR rtl-optimization/37544
281 * regrename.c (maybe_mode_change): Exit early when copy_mode
282 is narrower than orig_mode and narrower than new_mode.
284 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
287 * sched-int.h (struct _haifa_insn_data): Remove unused field
290 * sched-rgn.c (ref_counts): Remove.
291 (insn_referenced): New static variable.
292 (INSN_REF_COUNT): Remove.
293 (sched_run_compute_dependencies): Use insn_referenced instead of
295 (add_branch_dependences): Likewise. Delete dead assignment.
297 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
299 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
300 consumer is an asm. Add comment why this is important.
301 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
302 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
305 2008-09-17 Joseph Myers <joseph@codesourcery.com>
307 * expr.c (emit_group_store): Do not shift before moving via a
310 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
312 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
313 from aggregate to non-aggregate type if the bit pattern is not fully
314 preserved afterwards.
316 2008-09-17 Richard Guenther <rguenther@suse.de>
318 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
319 (verify_gimple_assign): ... this. Split into ...
320 (verify_gimple_assign_unary): ... this,
321 (verify_gimple_assign_binary): ... that,
322 (verify_gimple_assign_single): ... and this.
323 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
324 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
325 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
326 (verify_types_in_gimple_reference): Be forgiving with
328 (verify_gimple_phi): Deal with virtual operands.
330 * tree.def (PREDICT_EXPR): Change to tcc_expression.
332 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
334 * tree.c (get_callee_fndecl): Don't call the language hook.
335 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
336 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
337 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
339 2008-09-17 Jakub Jelinek <jakub@redhat.com>
341 * tree.c (protected_set_expr_location): Don't unnecessarily
342 check for error_mark_node.
344 2008-09-17 Art Haas <ahaas@impactweather.com>
346 * ipa-reference.c (analyze_function): Declare step only if
347 ENABLE_CHECKING is defined.
349 2008-09-17 Jan Hubicka <jh@suse.cz>
352 * tree.h (DECL_INLINE): remove.
353 (DECL_DECLARED_INLINE_P): Update docs.
354 (DECL_NO_INLINE_WARNING_P): new.
355 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
356 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
358 2008-09-17 Jakub Jelinek <jakub@redhat.com>
359 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
362 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
365 2008-09-17 Jan Hubicka <jh@suse.cz>
367 * ipa-reference.c (ipa_obstack): Remove.
368 (local_info_obstack, global_info_obstack): New.
369 (add_static_var): We now handle variables only.
370 (mark_address_taken, mark_load, mark_store): New functions based on ...
371 (check_operand): ... remove.
372 (get_asm_stmt_operands): Rename to ...
373 (check_asm_memory_clobber): ... this. Look only for memory clobber.
374 (scan_stmt_for_static_refs): Rewrite.
375 (scan_op_for_static_refs): Rename to ...
376 (scan_initializer_for_static_refs): do not look for VAR_DECL
377 initializers; stop recursion on types and decls.
378 (ipa_init): Use proper obstacks.
379 (analyze_variable): Use scan_initializer_for_static_refs.
380 (init_function_info): Use local obstack.
381 (analyze_function): Simplify.
382 (add_new_function): We don't need visited_nodes obstack.
383 (generate_summary): Use proper obstacks; cleanup after propagation.
385 2008-09-17 Richard Guenther <rguenther@suse.de>
388 PR tree-optimization/37491
389 * alias.c (get_alias_set): Use the canonical type.
390 * tree-vect-transform.c (vectorizable_store): Use the type of
391 the lhs for the vector type. Adjust checking.
392 (vectorizable_load): Adjust checking.
394 2008-09-16 Jakub Jelinek <jakub@redhat.com>
395 Adam Nemet <anemet@caviumnetworks.com>
397 PR rtl-optimization/37483
398 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
399 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
400 Rearrange code to better match the original comment. Check
401 t_unconditional first. Improve comment.
403 2008-09-16 Jakub Jelinek <jakub@redhat.com>
406 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
407 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
410 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
411 GIMPLE_TRY if cleanup sequence is empty.
413 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
416 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
417 eliminate IV if the cost are the same.
419 2008-09-16 Richard Guenther <rguenther@suse.de>
422 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
425 2008-09-16 Richard Guenther <rguenther@suse.de>
427 PR tree-optimization/37508
428 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
430 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
432 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
434 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
436 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
437 use gen_floatdidf2 directly.
438 (floatunssidf2): Likewise.
439 (floatsidf_ppc64_mfpgpr): Remove.
440 (floatsidf_ppc64): Remove.
441 (floatunssidf_ppc64): Remove.
443 2008-09-15 Jakub Jelinek <jakub@redhat.com>
445 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
446 rather than update_cost_queue.
448 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
449 in every call starting with the second one, instead of only when
450 alias_bitmap_obstack.elements != NULL.
452 * tree-predcom.c (filter_suitable_components): Free all refs in
453 act->refs vector before calling release_component.
454 (add_ref_to_chain): Free ref if not adding it to chain->refs.
456 * tree-data-ref.c (free_subscripts): Free all subscript objects.
458 * tree-loop-linear.c (linear_transform_loops): Initialize
459 lambda_obstack only after calling perfect_loop_nest_depth.
460 Goto free_and_continue instead of just continue for later failures.
463 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
466 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
468 2008-09-14 Andreas Schwab <schwab@suse.de>
470 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
472 2008-09-14 Jan Hubicka <jh@suse.cz>
474 * invoke.texi (-fconserve-stack): Document.
475 * opts.c (decode_options): Handle conserve_stack.
476 * common.opt (fconvserve_stack): New.
478 2008-09-14 David Edelsohn <edelsohn@gnu.org>
480 * config.host: Add x-aix to host_xmake_file.
481 * config/rs6000/t-aix52: Do not override LDFLAGS.
482 * config/rs6000/x-aix: New file.
484 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
490 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
491 is not recognized as a valid register usage. Allow REG_X to be used
493 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
494 forces a reload when using a base register.
496 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
498 * config/i386/cygming-crtend.c (register_frame_ctor): If
499 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
500 directly with atexit.
501 (deregister_frame_ctor): Rename to ...
502 (deregister_frame_dtor): Use to call __gcc_deregister_frame
503 if !DEFAULT_USE_CXA_ATEXIT.
505 2008-09-13 Jan Hubicka <jh@suse.cz>
507 * cgraph.c: Include value-prof.h
508 * Makefile.in (cgraph.o): Add value-prof.h dependency.
510 2008-09-13 Jan Hubicka <jh@suse.cz>
513 * tree-profile.c (add_abnormal_goto_call_edges): New function.
514 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
515 tree_gen_one_value_profiler, tree_gen_average_profiler,
516 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
518 2008-09-13 Jan Hubicka <jh@suse.cz>
520 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
521 too many bytes on misalligned blocks.
523 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
525 * doc/cfg.texi: Fix some typos.
526 * doc/extend.texi: Likewise.
527 * doc/install.texi: Likewise.
528 * doc/invoke.texi: Likewise.
529 * doc/rtl.texi: Likewise.
530 * doc/tree-ssa.texi: Likewise.
532 2008-09-13 Richard Guenther <rguenther@suse.de>
535 * tree-nested.c (finalize_nesting_tree_1): Generate valid
536 gimple stores for memory rhs.
538 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
540 PR rtl-optimization/37489
541 * cse.c (fold_rtx): Don't return const_true_rtx for float
542 compare if FLOAT_STORE_FLAG_VALUE is undefined.
544 2008-09-13 Jan Hubicka <jh@suse.cz>
546 PR tree-optimization/37392
547 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
549 2008-09-13 Martin Jambor <mjambor@suse.cz>
550 Jan Hubicka <jh@suse.cz>
552 * cgraph.c (free_edges): New variable.
553 (NEXT_FREE_EDGE): New macro.
554 (cgraph_free_edge): New function.
555 (cgraph_remove_edge): Call cgraph_remove_edge_1.
556 (cgraph_node_remove_callees): Likewise.
557 (cgraph_node_remove_callers): Likewise.
558 (cgraph_create_edge): Reuse edges from the free list. Do not
559 update uid if doing so.
560 (cgraph_remove_*_hook): Add free call.
562 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
564 * ira-color.c (conflict_allocno_vec): Delete.
565 (update_cost_queue_elem): New structure.
566 (update_cost_queue): New variable.
567 (update_cost_queue_tail): Likewise.
568 (update_cost_queue_elems): Likewise.
569 (allocno_update_cost_check): Delete.
570 (initiate_cost_update): Allocate update_cost_queue_elems
571 instead of allocno_update_cost_check.
572 (finish_cost_update): Update the free()s accordingly.
573 (start_update_cost): New function.
574 (queue_update_cost): Likewise.
575 (get_next_update_cost): Likewise.
576 (update_copy_costs_1): Inline into...
577 (update_copy_costs): ...here. Use a queue instead of recursive calls.
578 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
579 once we've established they are equal. Don't allocate update
580 costs if there is nothing to add to them.
581 (update_conflict_hard_regno_costs): Remove ALLOCNO and
582 DIVISOR arguments. Use a queue instead of recursive calls;
583 process all the allocnos in the initial queue, rather than
585 (assign_hard_reg): Use queue_update_cost instead of
586 conflict_allocno_vec. Queue coalesced allocnos instead
587 of calling update_conflict_hard_regno_costs for each one.
588 Just call update_conflict_hard_regno_costs once for the
590 (ira_color): Remove conflict_allocno_vec handling.
592 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
594 PR tree-optimization/37484
595 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
596 (save_var_name): Same.
597 (initialize_cloog_names): Same.
598 (initialize_cloog_names): Same.
600 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
602 * tree-scalar-evolution.c (set_instantiated_value): Set
605 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
609 * ira-build.c (common_loop_tree_node_dominator): Remove.
610 (copy_live_ranges_to_removed_store_destinations): New function.
611 (regno_top_level_allocno_map): Move to top level from ...
612 (ira_flattening): ... here. Use
613 copy_live_ranges_to_removed_store_destinations.
615 * ira-emit.c (generate_edge_moves): Fix a comment.
617 2008-09-12 Anatoly Sokolov <aesok@post.ru>
620 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
621 scratch register after 'set' pattern.
623 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
625 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
626 information passed to mark_reg_pointer.
627 * explow.c (force_reg): Likewise.
629 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
631 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
632 when building for the celledp architecture.
634 2008-09-12 Richard Guenther <rguenther@suse.de>
636 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
638 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
640 PR rtl-optimization/37424
641 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
642 the regnos instead of the addresses.
644 2008-09-11 Janis Johnson <janis187@us.ibm.com>
646 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
648 2008-09-11 Richard Guenther <rguenther@suse.de>
650 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
651 entering the weaker equivalence recording.
653 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
655 2008-09-11 Jeff Law <law@redhat.com>
657 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
658 by assign_stack_local on the IRA path for stack slot sharing
659 as well as the non-IRA path.
661 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
663 * config/i386/i386.h: Fix whitespace issues.
665 2008-09-11 Martin Jambor <mjambor@suse.cz>
667 * ipa-prop.h (struct ipa_param_flags): Removed.
668 (struct ipa_param_descriptor): New structure.
669 (struct ipa_node_params): ipcp_lattices, param_decls and
670 param_flags moved to ipa_param_description.
671 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
672 descriptors. Renamed all users.
673 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
674 changed to access descriptors. Renamed all users.
675 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
676 to access descriptors. Renamed all users.
677 * ipa-cp.c (ipcp_init_cloned_node): Call
678 ipa_initialize_node_params instead of ipa_count_formal_params and
679 ipa_create_param_decls_array.
680 (ipcp_analyze_node): Likewise.
681 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
682 descriptors. Renamed all users.
683 (ipcp_initialize_node_lattices): Remove allocation.
684 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
685 ipa_initialize_node_params instead of ipa_count_formal_params and
686 ipa_create_param_decls_array.
687 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
688 ipa_populate_param_decls, made static, added parameter info,
689 renamed mt to node, removed allocation, changed to use
691 (ipa_count_formal_params): Made static, added parameter info,
693 (ipa_initialize_node_params): New function.
694 (ipa_check_stmt_modifications): Changed to use descriptors.
695 (ipa_detect_param_modifications): Removed allocation, changed to
697 (ipa_note_param_call): Changed to use descriptors.
698 (ipa_analyze_params_uses): Removed allocation.
699 (ipa_free_node_params_substructures): Changed to use descriptors.
700 (ipa_edge_duplication_hook): Use the unused attribute.
701 (ipa_node_duplication_hook): Use the unused attribute, changed to
702 use descriptors, changed to duplicate descriptors.
704 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
705 changed all callers. Call ipa_propagate_indirect_call_infos if doing
706 indirect inlining. Made static.
707 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
708 functions called only once.
709 (cgraph_decide_recursive_inlining): Don't call
710 ipa_propagate_indirect_call_infos, pass new_edges to
711 cgraph_mark_inline_edge instead.
712 (cgraph_decide_inlining_of_small_functions): Don't call
713 ipa_propagate_indirect_call_infos, pass new_edges to
714 cgraph_mark_inline_edge instead.
715 (cgraph_decide_inlining): Don't call
716 ipa_propagate_indirect_call_infos.
717 * ipa-prop.c: Check that vectors are allocated.
719 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
720 iff a new cgraph edges have been created.
721 (cgraph_decide_inlining): New variable redo_always_inline.
722 Flattening and always_inlining loop until callgraph stabilizes.
723 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
724 true iff new cgraph edges have been created.
725 (propagate_info_to_inlined_callees): Likewise.
726 (ipa_propagate_indirect_call_infos): Likewise.
728 2008-09-11 Richard Guenther <rguenther@suse.de>
730 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
731 (set_prologue_iterations): Likewise.
732 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
734 (vect_update_init_of_dr): Likewise.
735 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
737 * fold-const.c (fold_unary): Do not generate calculations
740 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
742 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
743 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
744 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
746 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
748 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
749 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
750 before finalizing the changes.
751 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
753 (simplify_truth_ops_using_ranges): New.
754 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
755 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
756 whether a simplification was made.
757 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
758 use a switch statement and also call simplify_truth_ops_using_ranges.
760 2008-09-11 Jan Hubicka <jh@suse.cz>
762 * ggc-common.c (loc_array): Make static.
763 * dce.c (rest_of_handle_ud_dce): Free worklist.
765 2008-09-11 Jan Hubicka <jh@suse.cz>
767 * cgraph.c (cgraph_release_function_body): Plug memory leak on
768 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
769 function so we are sure we do not dangle it forever.
770 * function.c (outer_function_chain, find_function_data): Remove.
771 (function_context_stack): New.
772 (push_function_context, pop_function_context): Update.
773 * function.h (struct function): Remove pointer outer.
774 (outer_function_chain, find_function_data): Remove.
775 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
777 2008-09-11 Jan Hubicka <jh@suse.cz>
780 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
782 2008-09-11 Jan Hubicka <jh@suse.cz>
784 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
786 2008-09-11 Jan Hubicka <jh@suse.cz>
788 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
789 (free_var_map_entry): New function.
790 (redirect_edge_var_map_destroy): Use it.
792 2008-09-11 Jan Hubicka <jh@suse.cz>
795 * tree-inline.c (add_lexical_block): Replace with ...
796 (prepend_lexical_block): ... prepend at begginig.
797 (remap_blocks): Use it and reverse later.
798 (expand_call_inline): Use prepend_lexical_block.
800 2008-09-11 Jan Hubicka <jh@suse.cz>
802 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
804 2008-09-11 Jan Hubicka <jh@suse.cz>
806 * function.c (free_after_compilation): Call insn_locators_free.
807 * cfglayout.c (insn_locators_free): New function.
808 * rtl.h (insn_locators_free): Declare.
810 2008-09-11 Jan Hubicka <jh@suse.cz>
812 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
814 (cond_move_process_if_block): Update call.
816 2008-09-11 Jan Hubicka <jh@suse.cz>
818 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
819 * vec.c: Include hashtab.h
820 (vec_descriptor, ptr_hash_entry): New structures.
821 (vec_desc_hash, vec_ptr_map): New static variables.
822 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
823 register_overhead, free_overhead, vec_heap_free): New functions.
824 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
825 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
826 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
829 2008-09-11 Ira Rosen <irar@il.ibm.com>
831 PR tree-optimization/37474
832 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
833 length of load permutation.
835 2008-09-11 Andreas Schwab <schwab@suse.de>
837 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
839 2008-09-11 Jakub Jelinek <jakub@redhat.com>
842 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
843 * dse.c (find_shift_sequence): Use extract_low_bits instead of
846 2008-09-11 Ira Rosen <irar@il.ibm.com>
848 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
851 2008-09-10 Jakub Jelinek <jakub@redhat.com>
854 * gimplify.c (gimplify_body): Call default_rtl_profile.
857 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
858 instead of tok->val.node if not expanding to something else. Handle
859 intervening CPP_PADDING tokens.
860 (altivec_categorize_keyword): Remove unneeded comparisons.
862 2008-09-10 Richard Guenther <rguenther@suse.de>
864 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
866 2008-09-10 Richard Guenther <rguenther@suse.de>
869 * tree-inline.c (insert_init_stmt): Make sure to not
870 insert invalid gimple stores.
872 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
874 PR tree-optimization/37388
875 * toplev.c (process_options): Fail and warn when graphite
876 flags are used, but the compiler has not been configured
877 with graphite libraries.
878 * graphite.c (graphite_transform_loops): Remove printfs
879 to dump_file for the case when graphite is not available.
881 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
884 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
885 the even element into register.
886 (ix86_expand_vector_init_general): Don't use
887 ix86_expand_vector_init_interleave on V16QImode and V8HImode
888 if we can't move from GPR to SSE register directly.
890 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
892 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
893 not lose track of the number of NOPs needed. Number of NOPs needed
894 for sync vs. loads workaround was switched; corrected. Run second
895 pass for all workarounds. No NOPs needed after call insns. Change
896 second pass to use find_next_insn_start and find_load helpers in order
897 to properly detect parallel insns.
898 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
900 2008-09-10 Jan Hubicka <jh@suse.cz>
902 * value-prof.c (gimple_ic): Fix tuplification bug.
903 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
906 2008-09-10 Jakub Jelinek <jakub@redhat.com>
908 PR tree-optimization/37353
909 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
910 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
911 calls instead of cond_dead_built_in_calls.
912 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
913 initalize the vector only before adding first entry. Use VEC_safe_push
914 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
915 shrink_wrap_conditional_dead_built_in_calls call.
917 2008-09-10 Ira Rosen <irar@il.ibm.com>
919 PR tree-optimization/37385
920 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
921 and use it as a vector type if not NULL.
922 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
924 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
926 (vectorizable_load): Likewise.
928 2008-09-10 Jakub Jelinek <jakub@redhat.com>
930 * config/i386/i386.md (SWI32): New mode iterator.
931 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
934 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
936 PR rtl-optimization/37435
937 * caller-save.c (insert_restore, insert_save): Check the mode by
940 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
943 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
945 (dw2_output_indirect_constant_1): Use unstripped name in symbol
948 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
950 * doc/invoke.texi (ARM Options): Correct errors in discussion
951 of -mfloat-abi, -mhard-float, and -msoft-float.
953 2008-09-09 Jakub Jelinek <jakub@redhat.com>
954 Jan Hubicka <jh@suse.cz>
957 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
958 calling gimple_regimplify_operands on it. Iterate over all newly
959 added statements, not just the last one.
960 (insert_init_stmt): Insert stmt into seq first, then call
961 gimple_regimplify_operands on it. Don't create new gimplification
962 context, nor find referenced vars.
964 2008-09-09 Jakub Jelinek <jakub@redhat.com>
967 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
968 to pointer to vector pointer.
969 * ipa-prop.c (ipa_propagate_indirect_call_infos,
970 propagate_info_to_inlined_callees): Likewise.
971 (update_call_notes_after_inlining): Likewise. Push new indirect edge
972 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
973 ipa_check_create_edge_args.
974 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
975 to pointer to vector pointer.
976 (cgraph_decide_inlining_of_small_function): Adjust
977 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
981 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
982 optimizing for size, not speed.
984 PR rtl-optimization/37408
985 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
988 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
990 PR tree-optimization/37375
991 * tree-scalar-evolution.c (scev_info_str): Add field
993 (new_scev_info_str, eq_scev_info, find_var_scev_info,
994 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
995 set_instantiated_value): Pass instantiated_below.
996 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
998 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
999 the definitions are not instantiated.
1001 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1002 (block_before_loop): New.
1003 * tree-data-ref.c (dr_analyze_indices): Update uses of
1005 * graphite.c (block_before_scop): New.
1006 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1007 basic block, not a loop for determining the parameters.
1008 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1010 (idx_record_params, find_params_in_bb, find_scop_parameters,
1011 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1012 to instantiate_scev.
1014 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1016 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1020 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1022 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1023 Check zero freq and increase if necessary.
1025 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1027 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1028 regno is in the right range. Add comments.
1030 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1032 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1034 * mips-tfile.c (copy_object): Cast alloca result to int *.
1035 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1037 Rename class to sclass.
1038 (read_tfile): Cast read_seek return values to proper types.
1039 Cast xcalloc return value to proper type.
1041 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1043 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1044 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1045 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1047 2008-09-09 Jan Hubicka <jh@suse.cz>
1049 * profile.c (is_edge_inconsistent): Add debug output; ignore
1050 negative count on fake edges.
1051 (is_inconsistent): Add debug output.
1053 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1055 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1057 (choose_ready): When first insn is chosen from the ready list, also
1060 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1062 PR rtl-optimization/37360
1063 * haifa-sched.c (max_issue): Do not assert that we never issue more
1064 insns than issue_rate. Add comment.
1066 2008-09-09 Richard Guenther <rguenther@suse.de>
1068 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1069 (verify_types_in_gimple_call): Rename to ...
1070 (verify_gimple_call): ... this. Enhance.
1071 (verify_types_in_gimple_cond): Remove.
1072 (verify_gimple_comparison): New function ...
1073 (verify_types_in_gimple_assign): ... split out from here.
1074 (verify_types_in_gimple_return): Rename to ...
1075 (verify_gimple_return): ... this. Enhance.
1076 (verify_types_in_gimple_switch): Rename to ...
1077 (verify_gimple_switch): ... this. Enhance.
1078 (verify_gimple_goto): New function.
1079 (verify_types_in_gimple_phi): Rename to ...
1080 (verify_gimple_phi): ... this. Enhance.
1081 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1082 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1083 (verify_types_in_gimple_seq_2): Remove cases handled in
1084 verify_types_in_gimple_stmt.
1086 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1088 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1089 (push_multiple_operation, pop_multiple_operation): Set it.
1090 (workaround_rts_anomaly): New function.
1091 (workaround_speculation): New function, broken out of bfin_reorg.
1092 (bfin_reorg): Call the new functions.
1094 2008-09-09 Richard Guenther <rguenther@suse.de>
1098 * gimplify.c (gimplify_conversion): Change conversions of
1099 non-register type to VIEW_CONVERT_EXPRs.
1100 (gimplify_addr_expr): If we need to make the operand
1101 addressable make sure to use a properly initialized
1102 temporary for that so it gets a valid gimple store.
1104 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1106 * function.h (struct function): Add function_start_locus.
1107 * cfgexpand.c (gimple_expand_cfg): Use it.
1108 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1110 2008-09-09 Richard Guenther <rguenther@suse.de>
1112 PR tree-optimization/37433
1113 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1116 2008-09-09 Richard Guenther <rguenther@suse.de>
1118 PR tree-optimization/37387
1119 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1120 and bits to a common type.
1122 2008-09-09 Nick Clifton <nickc@redhat.com>
1124 * config/v850/v850.md (return): Restore frame size restriction.
1126 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1128 * c-common.c (c_expand_decl): Remove.
1129 * c-common.h (anon_aggr_type_p): Remove prototype.
1130 (DECL_ANON_UNION_ELEMS): Remove.
1131 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1132 * c-decl.c (anon_aggr_type_p): Remove.
1133 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1134 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1135 * langhooks.h (struct lang_hooks): Remove expand_decl.
1136 * langhooks.c (lhd_expand_decl): Remove.
1137 * stmt.c (expand_anon_union_decl): Remove.
1138 * tree.h (expand_anon_union_decl): Remove prototype.
1140 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1143 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1145 * config/avr/avr.md (QISI) : Define mode iterator.
1146 (negated_tst<mode>) : Redefine as split using mode macro.
1147 (reversed_tstqi): Define insn as reversed compare with zero.
1148 (reversed_tsthi): Ditto.
1149 (reversed_tstsi): Ditto.
1151 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1154 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1155 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1158 * predict.c (optimize_function_for_size_p): Don't segfault if
1160 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1161 tree_swap_operands_p): Don't test cfun != NULL before calling
1162 optimize_function_for_s*_p.
1164 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1166 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1169 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1171 * crx/crx.h (IRA_COVER_CLASSES): Define.
1173 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1176 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1177 even when a stmt has been gimple_modified_p, but after fold_stmt is
1178 not any longer. Remove unneeded may_have_exposed_new_symbols
1181 2008-09-08 Richard Guenther <rguenther@suse.de>
1183 PR tree-optimization/37421
1184 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1187 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1190 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1192 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1195 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1196 * pa-hpux10.h (LINK_SPEC): Likewise.
1197 * pa-hpux11.h (LINK_SPEC): Likewise.
1199 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1201 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1202 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1204 2008-09-07 Helge Deller <deller@gmx.de>
1206 * pa/linux-atomic.c: New file.
1207 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1208 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1210 2008-09-07 Richard Guenther <rguenther@suse.de>
1211 Ira Rosen <irar@il.ibm.com>
1213 PR tree-optimization/36630
1214 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1215 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1217 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1218 Ira Rosen <irar@il.ibm.com>
1220 PR tree-optimization/35642
1221 * config/rs6000/altivec.md (mulv8hi3): Implement.
1223 2008-09-06 Jeff Law <law@redhat.com>
1225 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1227 2008-09-06 Jan Hubicka <jh@suse.cz>
1229 PR tree-optimization/14703
1230 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1232 * passes.c (init_optimization_passes): Recompute inline parameters.
1234 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1236 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1239 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1240 Peter Fuerst <post@pfrst.de>
1242 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1243 * doc/extend.texi: Document __builtin_mips_cache.
1244 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1245 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1246 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1247 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1248 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1249 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1250 (set_push_mips_isas): New variable.
1251 (mips_r10k_cache_barrier): New variable.
1252 (cache): New availability predicate.
1253 (mips_builtins): Add an entry for __builtin_mips_cache.
1254 (mips_build_cvpointer_type): New function.
1255 (MIPS_ATYPE_CVPOINTER): New macro.
1256 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1258 (r10k_simplified_address_p, r10k_simplify_address)
1259 (r10k_uncached_address_p, r10k_safe_address_p)
1260 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1261 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1262 (r10k_insert_cache_barriers): New functions.
1263 (mips_reorg_process_insns): Delete cache barriers after a
1264 branch-likely instruction.
1265 (mips_reorg): Call r10k_insert_cache_barriers.
1266 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1267 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1268 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1269 (mips_cache, r10k_cache_barrier): New define_insns.
1271 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1273 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1274 * ira-color.c (setup_allocno_left_conflicts_num): Use
1275 hard_reg_set_equal_p instead of a comparison with
1276 ira_zero_hard_reg_set.
1277 * ira.c (setup_reg_subclasses): Likewise.
1278 (setup_cover_and_important_classes): Likewise.
1279 (setup_class_translate): Likewise.
1280 (setup_reg_class_intersect_union): Likewise.
1281 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1282 (ira_init_once): Don't initialize them.
1284 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1286 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1288 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1290 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1292 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1294 Improved branch hints, safe hints, and scheduling.
1296 * haifa-sched.c (sched_emit_insn) : Define.
1297 * sched-int.h (sched_emit_insn) : Add prototype.
1298 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1299 -mhint-max-distance -msafe-hints) : Document.
1300 * config/spu/spu.c (spu_flag_var_tracking): New.
1301 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1302 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1303 TARGET_ASM_FILE_START): Define.
1304 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1305 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1306 (spu_emit_branch_hint): Add blocks argument.
1307 (insert_branch_hints, insert_nops): Remove.
1308 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1309 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1310 spu_sched_reorder, asm_file_start): New functions.
1311 (clock_var, spu_sched_length, pipe0_clock,
1312 pipe1_clock, prev_clock_var, prev_priority,
1313 spu_ls_first, prev_ls_clock): New static variables.
1314 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1315 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1316 (nopn_nv): Add a non-volatile version of nop.
1317 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1318 -mhint-max-distance, -msafe-hints): New options.
1320 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1321 Samuel Tardieu <sam@rfc1149.net>
1323 * opts.c (decode_options): Combine nested if statements.
1326 * opts.c (decode_options): Handle more relationships among
1327 unit-at-a-time, toplevel-reorder, and section-anchors.
1329 2008-09-05 David Daney <ddaney@avtrex.com>
1331 * doc/install.texi (--enable-reduced-reflection): Document new option.
1333 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1335 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1337 (constantpool_operand): New.
1338 (move_operand): Disallow sub-word modes for the constant pool.
1339 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1340 (xtensa_secondary_reload_class): Replace with....
1341 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1342 Set icode for sub-word reloads from the constant pool.
1343 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1344 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1345 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1346 * config/xtensa/xtensa-protos.h: Update prototypes.
1348 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1350 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1351 (REG_CLASS_NAMES): Update.
1352 (REG_CLASS_CONTENTS): Update.
1353 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1354 of ALL_REGS for regs 77 and 78.
1355 * function.c (instantiate_virtual_regs_in_insn): Assert that
1356 return value of simplify_gen_subreg is not NULL.
1358 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1360 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1361 (gen_rtvec_v): Fix coding standards.
1363 2008-09-04 Jan Hubicka <jh@suse.cz>
1365 * i386.c (decide_alg): Be more conservative about optimizing for size.
1367 2008-09-04 Ian Lance Taylor <iant@google.com>
1369 * varasm.c (narrowing_initializer_constant_valid_p): New
1371 (initializer_constant_valid_p): Call it.
1373 2008-09-04 Jeff Law <law@redhat.com>
1375 * fold-const.c (native_encode_real): Fix computation of WORDS.
1376 (native_interpret_real): Likewise.
1378 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1380 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1382 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1384 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1385 that the cost is already taken into account in ira-costs.c
1387 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1389 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1390 ira_debug_copies): New.
1391 (ira_bulid): Call print_copies.
1393 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1395 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1398 * config/rs6000/rs6000.c (optimization_options): Remove check of
1399 flag_toplevel_order.
1401 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1403 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1404 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1405 second operand is a reg_imm10_operand.
1406 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1407 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1408 (*seq_<GPR:mode><GPR2:mode>): Rename to
1409 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1411 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1412 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1414 (*sne_<GPR:mode><GPR2:mode>): Rename to
1415 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1418 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1420 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1421 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1422 combining an arithmetic right shift by more than 31 and a
1423 trunction. Don't match for out-of-range shift amounts. Set
1424 attribute mode to <MODE>.
1425 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1426 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1427 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1428 shifts by less than 32.
1429 (extv): Change predicate on first operand to accept registers.
1430 Change predicate of the other operands from immediate_operand to
1431 const_int_operand. Expand exts when source is a register.
1432 (extzv): Change predicate of the constant operands from
1433 immediate_operand to const_int_operand.
1434 (extzv<mode>): Change predicate of the constant operands from
1435 immediate_operand to const_int_operand and no constraint. Also
1437 (*extzv_trunc<mode>_exts): New pattern.
1439 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1441 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1442 * config/mips/mips-protos.h (mask_low_and_shift_p,
1443 mask_low_and_shift_len): Declare.
1444 * config/mips/mips.c (mask_low_and_shift_p,
1445 mask_low_and_shift_len): New functions.
1446 (mips_print_operand): Handle new operand prefix "m".
1447 * config/mips/mips.md (*cins<mode>): New pattern.
1449 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1451 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1452 optimizing for size.
1454 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1456 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1457 regardless of epilogue_completed.
1459 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1462 * ira-lives.c (process_bb_node_lives): Check setjmp.
1464 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1467 * ira-build.c (form_loop_tree): Reverse BB walk.
1468 (create_bb_allocnos): Likewise.
1469 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1470 (mark_reg_store): Rename to...
1471 (mark_ref_live): ...this and take a df_ref argument instead of
1472 note_stores arguments. Assert that we have a register.
1473 (mark_reg_clobber): Delete.
1474 (def_conflicts_with_inputs_p): New function.
1475 (mark_reg_conflicts): Delete.
1476 (mark_reg_death): Rename to...
1477 (mark_ref_dead): ...this and take a df_ref argument instead of
1478 a register. Assert that we have a register.
1479 (process_bb_node_lives): Hoist frequency calculation out of
1480 instruction walk. Convert from a forwards scan to a backwards scan.
1481 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1482 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1483 (create_allocno_live_ranges): Don't create regs_set.
1485 2008-09-04 Ian Lance Taylor <iant@google.com>
1487 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1488 or REG_LABEL_TARGET.
1489 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1490 comparing MODE with MEM.
1491 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1492 comparing with GF_PREDICT_TAKEN.
1493 (gimple_get_lhs): Change code to enum gimple_code.
1494 (gimple_set_lhs): Likewise.
1495 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1496 * omp-low.c (find_omp_clause): Change kind parameter to enum
1498 * tree-flow.h (find_omp_clause): Update declaration.
1499 * regrename.c (clear_dead_regs): Change kind parameter to enum
1501 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1503 * see.c (see_get_extension_data): Change return type to enum
1504 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1505 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1506 (see_gen_normalized_extension): Change extension_code parameter to
1508 (see_seek_pre_extension_expr): Change extension_code to enum
1510 (see_merge_one_def_extension): Likewise.
1511 (see_handle_relevant_defs): Likewise.
1512 (see_handle_relevant_uses): Likewise.
1513 (see_analyze_one_def): Likewise.
1514 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1515 GIMPLE_ASM rather than ASM_EXPR.
1516 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1517 GIMPLE_RETURN rather than RETURN_EXPR.
1518 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1519 (evaluate_stmt): Likewise.
1520 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1521 to enum vect_relevant.
1522 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1523 compare gimple codes with tree codes.
1525 2008-09-04 Paul Brook <paul@codesourcery.com>
1527 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1529 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1531 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1532 pointer check lost in the recent no-unit-at-a-time patch.
1534 2008-09-04 Jan Hubicka <jh@suse.cz>
1537 * tree-switch-conversion.c (check_final_bb): Accept only IP
1540 2008-09-04 Jan Hubicka <jh@suse.cz>
1542 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1544 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1545 using_ranges argument.
1546 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1547 (vrp_visit_cond_stmt): Update call of
1548 vrp_evaluate_conditional_warnv_with_ops
1550 2008-09-04 Jan Hubicka <jh@suse.cz>
1552 PR tree-optimization/37345
1553 PR tree-optimization/37358
1554 PR tree-optimization/37357
1555 * tree.c (build_function_type_skip_args): Build distinct type copy;
1557 (build_function_decl_skip_args): Set type of new decl not orig decl;
1558 clear DECL_VINDEX for methods turned into functions.
1560 2008-09-04 Nick Clifton <nickc@redhat.com>
1562 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1563 * configure: Regenerate.
1564 * config.in: Regenerate.
1565 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1566 alignment field, if it is supported.
1568 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1570 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1573 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1575 * config/rs6000/rs6000.c (processor_target_table): Do not
1576 enable VMX for POWER6.
1578 2008-09-03 Anton Blanchard <anton@samba.org>
1580 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1581 emit memory barrier before operation.
1583 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1586 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1587 default_elf_asm_output_external.
1589 2008-09-03 Jeff Law <law@redhat.com>
1591 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1593 2008-09-03 Richard Henderson <rth@redhat.com>
1595 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1596 memory barrier to below the test-and-set.
1597 (alpha_split_lock_test_and_set_12): Likewise.
1599 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1603 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1606 * ira-color.c (print_loop_title): Use all_allocnos.
1607 (color_pass): Ditto. Don't add border_allocnos. Check that
1608 subloop allocno in the correspdoning bitmap all_allocnos.
1610 * ira-emit.c (change_loop): Use all_allocnos.
1612 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
1614 (ira_create_allocno): Set up all_allocnos bit for the created
1616 (create_cap_allocno): Remove setting mentioned_allocnos.
1617 (create_insn_allocnos): Ditto.
1618 (remove_unnecessary_allocnos): Use all_allocnos.
1619 (check_allocno_creation): Check that allocnos are in the
1620 corresponding bitmap all_allocnos.
1622 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1626 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
1627 (process_regs_for_copy): Process subregs. Refine check when cost
1628 is taken into account in ira-costs.c.
1629 (process_reg_shuffles): Use REG_SUBREG_P.
1630 (add_insn_allocno_copies): Ditto. Ignore modes.
1632 * ira-color.c (conflict_allocno_vec): New.
1633 (COST_HOP_DIVISOR): New macro.
1634 (update_copy_costs_1): Use it.
1635 (update_conflict_hard_regno_costs): New function.
1636 (assign_hard_reg): Use it.
1637 (ira_color): Allocate and free conflict_allocno_vec.
1639 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1643 * ira-int.h (ira_sort_insn_chain): Remove.
1645 * ira.c (basic_block_order_nums, chain_insn_order,
1646 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
1647 (ira): Don't call ira_sort_insn_chain.
1649 * reload1.c (reload): Don't call ira_sort_insn_chain.
1651 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1654 * cgraphunit.c (update_call_expr): Remove eh regions from statements
1655 which become non throw.
1656 (cgraph_function_versioning): Also clear DECL_WEAK. Call
1657 update_call_expr after updating the flags on the decl.
1659 2008-09-03 Jan Hubicka <jh@suse.cz>
1661 PR tree-optimization/37315
1662 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
1663 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
1664 (cgraph_analyze_functions): Use node->analyzed
1665 (cgraph_mark_functions_to_output): Likewise.
1666 (cgraph_expand_function): All functions can be released after
1668 (cgraph_optimize): Use gimple_has_body_p.
1669 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
1670 (cgraph_decide_inlining_incrementally): Likewise.
1671 (inline_transform): Inline transform.
1672 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
1674 (inlinable_function_p): Drop gimple_body check.
1675 (expand_call_inline): Use gimple_has_body_p.
1676 * gimple.c (gimple_has_body_p): New.
1677 * gimple.h (gimple_has_body_p): Add prototype.
1678 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
1679 (dump_function_to_file): Use gimple_has_body_p check.
1681 2008-09-03 Jakub Jelinek <jakub@redhat.com>
1684 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
1686 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
1688 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1690 From Michael Frysinger <michael.frysinger@analog.com>
1691 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
1692 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
1695 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
1698 * doc/extend.texi: Document picoChip builtin functions.
1699 * doc/invoke.texi: Document picoChip options.
1700 * doc/contrib.texi: Add picoChip contribution.
1701 * doc/md.texi: Document picoChip constraints.
1702 * config.gcc: Add picochip-*-*.
1703 * config/picochip/: Add new port.
1705 2008-09-03 Richard Guenther <rguenther@suse.de>
1707 PR tree-optimization/37328
1708 * tree-sra.c (sra_build_assignment): Gimplify properly.
1709 (generate_copy_inout): Take the correct stmt as definition,
1710 remove bogus assert.
1712 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1714 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
1717 From Michael Frysinger <michael.frysinger@analog.com>
1718 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
1720 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
1722 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
1723 (__gthread_setspecific): Revert 2008-08-31 change to
1724 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
1726 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
1728 * diagnostic.c (error_at): New.
1729 * toplev.h (error_at): New prototype.
1730 * c-typeck.c (build_array_ref): Call error_at instead of error.
1731 Pass location to pedwarn.
1733 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
1735 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
1737 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1739 * dwarf2out.c (tree_add_const_value_attribute): Only handle
1740 VAR_DECL and CONST_DECL.
1742 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1743 Jakub Jelinek <jakub@redhat.com>
1745 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
1746 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
1747 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
1748 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
1749 Don't set ix86_save_varrargs_registers.
1750 (ix86_setup_incoming_varargs): Assume cum != NULL.
1751 (ix86_va_start): Check ix86_varargs_gpr_size and
1752 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
1753 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
1754 from frame pointer if ix86_varargs_gpr_size == 0.
1755 (ix86_compute_frame_layout): Updated.
1756 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
1757 (ix86_varargs_gpr_size): Define.
1758 (ix86_varargs_fpr_size): Likewise.
1759 (machine_function): Remove save_varrargs_registers.
1760 Add varargs_gpr_size and varargs_fpr_size.
1762 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1764 * config/alpha/alpha.c (va_list_skip_additions,
1765 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
1766 (alpha_gimplify_va_arg): Call unshare_expr on second use of
1769 PR tree-optimization/36766
1770 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
1771 for already removed basic blocks.
1774 * real.c (real_maxval): Clear a lower bit to make real_maxval
1775 match get_max_float for IBM long double format.
1777 2008-09-02 Andreas Schwab <schwab@suse.de>
1779 * configure.ac: Use m4_quote to quote the expansion of m4_do.
1780 * configure: Regenerate.
1782 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
1784 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
1785 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
1786 checking for a non-VOID CONSTANT_P.
1788 2008-09-02 Jan Hubicka <jh@suse.cz>
1790 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
1791 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
1794 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1796 * expr.c (emit_group_store): Don't assert stack temp mode size.
1798 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
1799 Tobias Grosser <grosser@fim.uni-passau.de>
1800 Jan Sjodin <jan.sjodin@amd.com>
1801 Harsha Jagasia <harsha.jagasia@amd.com>
1802 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1803 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1804 Adrien Eliche <aeliche@isty.uvsq.fr>
1806 Merge from graphite branch.
1809 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
1810 * doc/invoke.texi (-floop-block, -floop-interchange,
1811 -floop-strip-mine): Document new flags.
1812 * tree-into-ssa.c (gimple_vec): Moved...
1813 * tree-loop-distribution.c (rdg_component): Moved...
1814 * cfgloopmanip.c: Include tree-flow.h.
1815 (update_dominators_in_loop): New.
1816 (create_empty_if_region_on_edge): New.
1817 (create_empty_loop_on_edge): New.
1818 (loopify): Use update_dominators_in_loop.
1819 * tree-pass.h (pass_graphite_transforms): Declared.
1820 * configure: Regenerate.
1821 * tree-phinodes.c (make_phi_node): Export.
1822 (add_phi_node_to_bb): New, split from create_phi_node.
1823 * tree-chrec.c (for_each_scev_op): New.
1824 * tree-chrec.h (for_each_scev_op): Declared.
1825 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
1826 (remove_statement): Call get_phi_with_result.
1827 * config.in (HAVE_cloog): Undef.
1828 * gdbinit.in (pgg): New.
1829 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
1830 * tree-ssa-loop.c (graphite_transforms): New.
1831 (gate_graphite_transforms): New.
1832 (pass_graphite_transforms): New.
1833 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
1834 HAVE_cloog): Defined.
1835 * tree-vectorizer.c (rename_variables_in_bb): Export.
1836 * tree-data-ref.c (dr_may_alias_p): Export.
1837 (stmt_simple_memref_p): New.
1838 (find_data_references_in_stmt): Export.
1839 (find_data_references_in_loop): Export.
1840 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1841 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1842 (create_rdg_vertices): Export.
1843 (build_empty_rdg): New.
1844 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1845 * tree-data-ref.h (rdg_component): ... here.
1847 (struct data_reference): Add a field scop.
1849 (find_data_references_in_loop): Declared.
1850 (find_data_references_in_stmt): Declared.
1851 (create_rdg_vertices): Declared.
1852 (dr_may_alias_p): Declared.
1853 (stmt_simple_memref_p): Declared.
1854 (struct rdg_edge): Add a field ddr_p relation.
1855 (build_empty_rdg): Declared.
1856 * lambda.h (lambda_matrix): Declare a VEC of.
1857 (find_induction_var_from_exit_cond): Declared.
1858 (lambda_vector_compare): New.
1859 * common.opt (fgraphite, floop-strip-mine,
1860 floop-interchange, floop-block): New flags.
1861 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1862 * cfgloop.c (is_loop_exit): New.
1863 * cfgloop.h (is_loop_exit): Declared.
1864 (create_empty_if_region_on_edge): Declared.
1865 (create_empty_loop_on_edge): Declared.
1866 * tree-flow.h (add_phi_node_to_bb): Declared.
1867 (make_phi_node): Declared.
1868 (rename_variables_in_bb): Declared.
1869 (perfect_loop_nest_depth): Declared.
1870 (graphite_transform_loops): Declared.
1871 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1872 (graphite.o-warn): Add -Wno-error.
1873 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1874 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1875 (INCLUDES): Add PPLINC, CLOOGINC.
1876 (OBJS-common): Add graphite.o.
1877 (graphite.o): Add rule.
1878 * gimple.h (gimple_vec): ... here.
1879 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1880 * passes.c (init_optimization_passes): Schedule
1881 pass_graphite_transforms.
1883 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1886 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1887 and -fno-toplevel-reorder after handle_options.
1889 2008-09-02 Paul Brook <paul@codesourcery.com>
1891 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1892 (arm_override_options): Set arm_tune_cortex_a9.
1893 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1894 (arm_issue_rate): Handle cortexa9.
1895 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1896 * config/arm/arm-cores.def: Add cortex-a9.
1897 * config/arm/arm-tune.md: Regenerate.
1898 * config/arm/arm.md: Include cortex-a9.md.
1899 (generic_sched, generic_vfp): Add cortexa9.
1900 * config/arm/cortex-a9.md: New file.
1902 2008-09-02 Richard Guenther <rguenther@suse.de>
1904 PR tree-optimization/37327
1905 * tree-vrp.c (register_new_assert_for): Make sure to not have
1906 TREE_OVERFLOW set on the bound.
1908 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1910 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1912 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1913 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1916 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1918 * gcc/config/spu/spu.md (divdf3): Removed.
1920 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1922 PR tree-optimization/37095
1923 * cgraph.c (cgraph_node): When creating new cgraph node after
1924 assembler_name_hash has been populated, record it in the hash
1927 2008-09-01 Paul Brook <paul@codesourcery.com>
1929 * doc/invoke.texi: Document -mword-relocations.
1930 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1931 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1932 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1933 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1934 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1935 (arm_emit_movpair): New function.
1936 (arm_print_operand <c>): Handle sybolic addresses.
1937 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1938 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1939 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1940 * config/arm/arm.opt: Add -mword-relocations.
1941 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1942 (arm_movt, arm_movw): New.
1944 2008-09-01 Paul Brook <paul@codesourcery.com>
1946 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1947 Allow Interworking on ARMv4 EABI based targets.
1948 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1949 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1951 2008-09-01 Paul Brook <paul@codesourcery.com>
1953 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1954 optimized LT0 test. Remove optimization for GT.
1956 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1958 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1959 openmp applications.
1960 * pa-hpux11.h (LIB_SPEC): Likewise.
1962 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
1965 2008-09-01 Jan Hubicka <jh@suse.cz>
1967 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1968 present, use only counts; when guessed use only frequencies.
1969 (estimate_bb_frequencies): Use function_frequency.
1970 * profile.c (compute_branch_probabilities): Exit early when
1971 profile reading failed. Set profile_status.
1972 (branch_prob): Do not set profile_status.
1974 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1976 * tree.c (protected_set_expr_location): New.
1977 * tree.h (protected_set_expr_location): New prototype.
1978 * c-tree.h (build_array_ref): Add argument.
1979 (parser_build_unary_op): Same.
1980 * c-typeck.c (build_indirect_ref): Handle new location argument.
1981 (build_array_ref): Same.
1982 (parser_build_unary_op): Same.
1983 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1985 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1987 * c-common.c (finish_label_address_expr): Handle new location argument.
1988 * c-common.h (build_indirect_ref): Add argument.
1989 (finish_label_address_expr): Same.
1990 * c-parser.c (c_parser_unary_expression): Pass location to build
1992 (c_parser_postfix_expression): Same.
1994 2008-09-01 Paul Brook <paul@codesourcery.com>
1996 * config/arm/arm.md: Include cortex-r4f.md.
1997 (attr fpu): Update type list.
1998 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1999 fconstd, fcmps and fcmpd.
2000 (attr tune_cortexr4): Define.
2001 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2002 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2003 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2004 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2005 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2006 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2007 cortex_a8_vfp_farith: Ditto.
2008 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2009 * config/arm/cortex-r4.md: Use tune_cortexr4.
2010 * config/arm/cortex-r4f.md: New file.
2012 2008-09-01 Richard Guenther <rguenther@suse.de>
2014 PR tree-optimization/37305
2015 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2016 the result of constant conversions.
2017 (fold_gimple_assign): Likewise.
2019 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2021 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2022 #ifdef ENABLE_CHECKING.
2024 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2026 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2027 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2028 when !INSN_SCHEDULING.
2030 2008-09-01 Andreas Schwab <schwab@suse.de>
2032 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2034 2008-09-01 Paul Brook <paul@codesourcery.com>
2036 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2038 2008-09-01 Jan Hubicka <jh@suse.cz>
2040 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2042 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2044 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2045 * gimplify.c (gimplify_init_constructor): Add speed operand.
2046 * tree-sra.c (decide_block_copy): Likewise.
2047 * tree-inline.c (estimate_move_cost): Likewise.
2048 * config/alpha/alpha.h (MOVE_RATIO): Update.
2049 * config/frv/frv.c (MOVE_RATIO): Update.
2050 * config/spu/spu.h (MOVE_RATIO): Update.
2051 * config/sparc/sparc.h (MOVE_RATIO): Update.
2052 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2053 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2054 * config/cris/cris.h (MOVE_RATIO): Update.
2055 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2056 * config/arm/arm.h (MOVE_RATIO): Update.
2057 * config/pa/pa.md: Update uses of MOVE_RATIO
2058 * config/pa/pa.h (MOVE_RATIO): Update.
2059 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2060 CLEAR_RATIO, SET_RATIO): Update.
2061 * config/h8300/h8300.h (MOVE_RATIO): Update.
2062 * config/v850/v850.h (MOVE_RATIO): Update.
2063 * config/bfin/bfin.h (MOVE_RATIO): Update.
2065 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2066 Dmitry Melnik <dm@ispras.ru>
2067 Dmitry Zhurikhin <zhur@ispras.ru>
2068 Alexander Monakov <amonakov@ispras.ru>
2069 Maxim Kuvyrkov <maxim@codesourcery.com>
2071 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2072 sel-sched-dump.c, sel-sched-ir.c: New files.
2073 * Makefile.in (OBJS-common): Add selective scheduling object files.
2074 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2075 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2076 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2077 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2078 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2079 (make_forwarder_block): Update loop latch if we have redirected
2080 the loop latch edge.
2081 * cfgloop.c (get_loop_body_in_custom_order): New function.
2082 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2083 (CP_FALLTHRU_PREHEADERS): Likewise.
2084 (get_loop_body_in_custom_order): Declare.
2085 * cfgloopmanip.c (has_preds_from_loop): New.
2086 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2087 Assert that the preheader edge will be fall thru when it is set.
2088 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2089 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2090 fsel-sched-substitution, fselective-scheduling): New flags.
2091 * cse.c (hash_rtx_cb): New.
2093 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2094 sel_sched_insn_cnt): New counters.
2095 * final.c (compute_alignments): Export. Free dominance
2096 info after loop_optimizer_finalize.
2097 * genattr.c (main): Output maximal_insn_latency prototype.
2098 * genautomata.c (output_default_latencies): New.
2099 Factor its code from ...
2100 (output_internal_insn_latency_func): ... here.
2101 (output_internal_maximal_insn_latency_func): New.
2102 (output_maximal_insn_latency_func): New.
2103 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2104 (struct hard_reg_set_iterator): New.
2105 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2106 hard_reg_set_iter_next): New functions.
2107 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2108 * lists.c (remove_free_INSN_LIST_node,
2109 remove_free_EXPR_LIST_node): New functions.
2110 * loop-init.c (loop_optimizer_init): When
2111 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2112 calling create_preheaders.
2113 (loop_optimizer_finalize): Do not verify flow info after reload.
2114 * recog.c (validate_replace_rtx_1): New parameter simplify.
2115 Default it to true. Update all uses. Factor out simplifying
2117 (simplify_while_replacing): ... this new function.
2118 (validate_replace_rtx_part,
2119 validate_replace_rtx_part_nosimplify): New.
2120 * recog.h (validate_replace_rtx_part,
2121 validate_replace_rtx_part_nosimplify): Declare.
2122 * rtl.c (rtx_equal_p_cb): New.
2123 (rtx_equal_p): Use it.
2124 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2125 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2126 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2127 * vecprim.h: Add a vector type for unsigned int.
2128 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2129 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2130 ready_try, cycle_issued_insns, spec_info): Make global.
2131 (readyp): Initialize.
2132 (dfa_lookahead): New global variable.
2133 (old_max_uid, old_last_basic_block): Remove.
2134 (h_i_d): Make it a vector.
2135 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2137 (after_recovery, adding_bb_to_current_region_p):
2138 New variables to handle correct insertion of the recovery code.
2139 (struct ready_list): Move declaration to sched-int.h.
2140 (rgn_n_insns): Removed.
2141 (rtx_vec_t): Move to sched-int.h.
2142 (find_insn_reg_weight): Remove.
2143 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2144 (haifa_init_h_i_d, haifa_finish_h_i_d):
2145 New functions to initialize / finalize haifa instruction data.
2146 (extend_h_i_d, init_h_i_d): Rewrite.
2147 (unlink_other_notes): Move logic to add_to_note_list. Handle
2148 selective scheduler.
2149 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2150 find_fallthru_edge): Make global, remove static prototypes.
2151 (max_issue): Make global. Add privileged_n and state parameters. Use
2153 (extend_global, extend_all): Removed.
2154 (init_before_recovery): Add new param. Fix the handling of the case
2155 when we insert a recovery code before the EXIT which has a predecessor
2156 with a fallthrough edge to it.
2157 (create_recovery_block): Make global. Rename to
2158 sched_create_recovery_block. Update.
2159 (change_pattern): Rename to sched_change_pattern. Make global.
2160 (speculate_insn): Rename to sched_speculate_insn. Make global.
2161 Split haifa-specific functionality into ...
2162 (haifa_change_pattern): New static function.
2163 (sched_extend_bb): New static function.
2164 (sched_init_bbs): New function.
2165 (current_sched_info): Change type to struct haifa_sched_info.
2166 (insn_cost): Adjust for selective scheduling.
2167 (dep_cost_1): New function. Move logic from ...
2168 (dep_cost): ... here.
2169 (dep_cost): Use dep_cost_1.
2170 (contributes_to_priority_p): Use sched_deps_info instead of
2172 (priority): Adjust to work with selective scheduling. Process the
2173 corner case when all dependencies don't contribute to priority.
2174 (rank_for_schedule): Use ds_weak instead of dep_weak.
2175 (advance_state): New function. Move logic from ...
2176 (advance_one_cycle): ... here.
2177 (add_to_note_list, concat_note_lists): New functions.
2178 (rm_other_notes): Make static. Adjust for selective scheduling.
2179 (remove_notes, restore_other_notes): New functions.
2180 (move_insn): Add two arguments. Update assert. Don't call
2182 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2183 Remove more_issue, max_points. Move the code to initialize
2184 max_lookahead_tries to max_issue.
2185 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2186 ready. Adjust use of move_insn. Call restore_other_notes.
2188 (sched_init, sched_finish): Move Haifa-specific initialization/
2190 (haifa_sched_init, haifa_sched_finish): ... respectively.
2192 (setup_sched_dump): New function.
2193 (haifa_init_only_bb): New static function.
2194 (haifa_speculate_insn): New static function.
2195 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2196 (extend_ready, extend_all): Remove.
2197 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2198 (create_check_block_twin, add_to_speculative_block): Use
2199 haifa_insns_init instead of extend_global. Update to use new
2200 initialization functions. Change parameter. Factor out code from
2201 create_check_block_twin to ...
2202 (sched_create_recovery_edges) ... this new function.
2203 (add_block): Remove.
2204 (sched_scan_info): New.
2205 (extend_bb): Use sched_scan_info.
2206 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2207 static functions for walking through scheduling region.
2208 (sched_luids): New vector variable to replace uid_to_luid.
2209 (luids_extend_insn): New function.
2210 (sched_max_luid): New variable.
2211 (luids_init_insn): New function.
2212 (sched_init_luids, sched_finish_luids): New functions.
2213 (insn_luid): New debug function.
2214 (sched_extend_target): New function.
2215 (haifa_init_insn): New static function.
2216 (sched_init_only_bb): New hook.
2217 (sched_split_block): New hook.
2218 (sched_split_block_1): New function.
2219 (sched_create_empty_bb): New hook.
2220 (sched_create_empty_bb_1): New function.
2221 (common_sched_info, ready): New global variables.
2222 (current_sched_info_var): Remove.
2223 (move_block_after_check): Use common_sched_info.
2224 (haifa_luid_for_non_insn): New static function.
2225 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2226 (increase_insn_priority): New.
2227 * modulo-sched.c: (issue_rate): Remove static declaration.
2228 (sms_sched_info): Change type to haifa_sched_info.
2229 (sms_sched_deps_info, sms_common_sched_info): New variables.
2230 (setup_sched_infos): New.
2231 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2232 Do not call regstat_free_calls_crossed.
2233 (sms_print_insn): Use const_rtx.
2234 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2235 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2236 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2237 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2238 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2239 current_sched_info to use it.
2240 (enum reg_pending_barrier_mode): Move to sched-int.h.
2241 (h_d_i_d): New variable. Initialize to NULL.
2242 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2244 (estimate_dep_weak): Remove static declaration.
2245 (sched_has_condition_p): New function. Adjust users of
2246 sched_get_condition to use it instead.
2247 (conditions_mutex_p): Add arguments indicating which conditions are
2249 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2250 argument to indicate whether returned condition is reversed. Do not
2251 generate new rtx when condition should be reversed; indicate it by
2252 setting new argument instead.
2253 (add_dependence_list_and_free): Add deps parameter.
2254 Update all users. Do not free dependence list when
2255 deps context is readonly.
2256 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2258 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2259 (remove_from_deps): New. Use the above functions.
2260 (cur_insn, can_start_lhs_rhs_p): New static variables.
2261 (add_or_update_back_dep_1): Initialize present_dep_type.
2262 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2263 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2264 haifa_note_dep): New functions implementing dependence hooks for
2265 the Haifa scheduler.
2266 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2267 note_dep): New functions.
2268 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2270 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2271 (free_deps): Initialize deps->reg_last.
2272 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2273 sched_analyze_insn): Update to use dependency hooks infrastructure
2274 and readonly contexts.
2275 (deps_analyze_insn): New function. Move part of logic from ...
2276 (sched_analyze): ... here. Also move some logic to ...
2277 (deps_start_bb): ... here. New function.
2278 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2280 (sched_deps_init): New function. Move code from ...
2281 (init_dependency_caches): ... here. Remove.
2282 (init_deps_data_vector): New.
2283 (sched_deps_finish): New function. Move code from ...
2284 (free_dependency_caches): ... here. Remove.
2285 (init_deps_global, finish_deps_global): Adjust for use with
2286 selective scheduling.
2287 (get_dep_weak): Move logic to ...
2288 (get_dep_weak_1): New function.
2289 (ds_merge): Move logic to ...
2290 (ds_merge_1): New static function.
2291 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2292 (ds_get_max_dep_weak): New function.
2293 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2294 (n_insns): Rename to rgn_n_insns.
2295 (debug_ebb_dependencies): New function.
2296 (init_ready_list): Use it.
2297 (begin_schedule_ready): Use sched_init_only_bb.
2298 (ebb_print_insn): Indicate when an insn starts a new cycle.
2299 (contributes_to_priority, compute_jump_reg_dependencies,
2300 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2301 (add_block1): Remove to ebb_add_block.
2302 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2303 (schedule_ebb): Initialize them. Use remove_notes instead of
2304 rm_other_notes. Use haifa_local_init/finish.
2305 (schedule_ebbs): Use haifa_sched_init/finish.
2306 * sched-int.h: Include vecprim.h, remove rtl.h.
2307 (struct ready_list): Delete declaration.
2308 (sched_verbose_param, enum sched_pass_id_t,
2309 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2310 (struct sched_scan_info_def): New structure.
2311 (sched_scan_info, sched_scan, sched_init_bbs,
2312 sched_init_luids, sched_finish_luids, sched_extend_target,
2313 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2314 (struct common_sched_info_def): New.
2315 (common_sched_info, haifa_common_sched_info,
2316 sched_emulate_haifa_p): Declare.
2318 (sched_luids): Declare.
2319 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2320 (sched_max_luid, insn_luid): Declare.
2321 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2322 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2323 print_insn, print_pattern, print_value, haifa_classify_insn,
2324 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2325 setup_sched_dump, sched_init, sched_finish,
2326 sel_insn_is_speculation_check): Export.
2327 (struct ready_list): Move from haifa-sched.c.
2328 (ready_try, ready, max_issue): Export.
2329 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2330 sched_init_only_bb, sched_split_block, sched_split_block_1,
2331 sched_create_empty_bb, sched_create_empty_bb_1,
2332 sched_create_recovery_block, sched_create_recovery_edges): Export.
2333 (enum reg_pending_barrier_mode): Export.
2334 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2336 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2337 print_insn field. Move add_block and fix_recovery_cfg to
2338 common_sched_info_def. Move compute_jump_reg_dependencies,
2340 (struct sched_deps_info_def): ... this new structure.
2341 (sched_deps_info): Declare.
2342 (struct spec_info_def): Remove weakness_cutoff, add
2343 data_weakness_cutoff and control_weakness_cutoff.
2344 (spec_info): Declare.
2345 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2347 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2348 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2349 (current_sched_info): Change type to struct haifa_sched_info.
2350 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2351 (h_d_i_d): New variable.
2352 (HDID): New accessor macro.
2353 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2354 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2356 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2357 (enum SCHED_FLAGS): Update for selective scheduler.
2358 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2359 (init_dependency_caches, free_dependency_caches): Delete declarations.
2360 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2361 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2362 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2363 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2364 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2366 (rm_other_notes): Delete declaration.
2367 (schedule_block): Remove one argument.
2368 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2369 ready_element, ready_lastpos, sched_extend_ready_list,
2370 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2371 concat_note_lists): Export.
2372 (struct region): Move from sched-rgn.h.
2373 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2374 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2375 BLOCK_TO_BB, CONTAINING_RGN): Export.
2376 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2377 (current_nr_blocks, current_blocks, target_bb): Likewise.
2378 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2379 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2380 sched_rgn_local_init, extend_regions,
2381 rgn_make_new_region_out_of_new_block, compute_priorities,
2382 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2383 extend_rgns, deps_join rgn_setup_common_sched_info,
2384 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2385 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2386 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2387 increase_insn_priority): Likewise.
2388 * sched-rgn.c: Include sel-sched.h.
2389 (ref_counts): New static variable. Use it ...
2390 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2391 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2392 (sched_is_disabled_for_current_region_p): Delete static declaration.
2393 (struct region): Move to sched-int.h.
2394 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2395 ebb_head): Define and initialize.
2396 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2397 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2398 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2400 (find_single_block_region): Add new argument to indicate that EBB
2401 regions should be constructed.
2402 (debug_live): Delete declaration.
2403 (current_nr_blocks, current_blocks, target_bb):
2404 Remove static qualifiers.
2405 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2407 (init_regions): Delete declaration.
2408 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2409 rgn_estimate_number_of_insns): New.
2410 (too_large): Use estimate_number_of_insns.
2411 (haifa_find_rgns): New. Move the code from ...
2412 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2413 (free_trg_info): New.
2414 (compute_trg_info): Allocate candidate tables here instead of ...
2415 (init_ready_list): ... here.
2416 (rgn_print_insn): Use const_rtx.
2417 (contributes_to_priority, extend_regions): Delete static declaration.
2418 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2419 (add_block1): Rename to rgn_add_block.
2420 (debug_rgn_dependencies): Delete static qualifier.
2421 (new_ready): Use sched_deps_info. Simplify.
2422 (rgn_common_sched_info, rgn_const_sched_deps_info,
2423 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2425 (region_sched_info): Rename to rgn_const_sched_info.
2426 (deps_join): New, extracted from ...
2427 (propagate_deps): ... here.
2428 (compute_block_dependences, debug_dependencies): Update for selective
2430 (free_rgn_deps, compute_priorities): New functions.
2431 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2432 sched_rgn_compute_dependencies): New functions.
2433 (schedule_region): Use them.
2434 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2435 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2437 (schedule_insns): Call new functions that were split out.
2438 (rgn_make_new_region_out_of_new_block): New.
2439 (get_rgn_sched_max_insns_priority): New.
2440 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2441 scheduling when appropriate.
2442 * sched-vis.c: Include insn-attr.h.
2443 (print_value, print_pattern): Make global.
2444 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2445 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2446 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2447 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2448 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2449 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2450 hooks. Initialize them to 0.
2451 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2452 * target.h (struct gcc_target): Add them. Rename gen_check field to
2454 * flags.h (sel_sched_switch_set): Declare.
2455 * opts.c (sel_sched_switch_set): New variable.
2456 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2457 pipelining is disabled from command line.
2458 (common_handle_option): Record whether selective scheduling is
2459 requested from command line.
2460 * doc/invoke.texi: Document new flags and parameters.
2461 * doc/tm.texi: Document new target hooks.
2462 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2464 (dfa_state_size): Do not declare locally.
2465 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2466 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2467 rs6000_alloc_sched_context, rs6000_set_sched_context,
2468 rs6000_free_sched_context): New functions.
2469 (struct _rs6000_sched_context): New.
2470 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2472 (rs6000_sched_finish): Do not run for selective scheduling.
2474 2008-08-31 Jan Hubicka <jh@suse.cz>
2476 * frv.c (frv_rtx_costs): Update forward declaration.
2477 * spu.c (spu_rtx_costs): Likewise.
2478 * pdp11.c: Include df.h
2479 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2480 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2481 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2482 * iq2000.c (iq2000_address_cost): Add speed argument.
2483 (iq2000_rtx_costs): Likewise.
2484 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2485 update call of mn10300_address_cost.
2486 * mcore.c: Include df.h
2487 (mcore_rtx_costs): Update prototype.
2488 * score3.c: Include df.h
2489 (score3_rtx_costs): Remove speed argument.
2490 * score7.c: Include df.h
2491 (score7_address_cost): Remove speed argument.
2492 * score-protos.h (score_address_cost): Update prototype.
2493 * score.c: Include df.h
2494 (score_rtx_costs): Update call of costs functions.
2495 * v850.c (v850_rtx_costs): Add bool argument.
2497 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2499 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2501 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2503 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2504 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2506 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2508 * mkmap-flat.awk: Add option pe_dll.
2509 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2510 * config/i386/t-cygwin (SHLIB_LC): Add.
2511 * config/i386/t-mingw32 (SHLIB_LC): Add.
2512 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2513 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2514 (LINK_SPEC): Support libgcc_s.
2515 (LIBGCC_SPEC): Support libgcc_s.
2516 (LIBGCC_SONAME): New.
2518 2008-08-31 Jan Hubicka <jh@suse.cz>
2520 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2521 mistakely had old version of patch.
2523 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2524 (ipcp_estimate_growth): New.
2525 (ipcp_insert_stage): Use ipcp_estimate_growth.
2526 * profile.c (branch_prob): When reading failed, do not consider
2529 2008-08-31 Jan Hubicka <jh@suse.cz>
2531 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2532 loop is optimized for speed.
2534 2008-08-31 Richard Guenther <rguenther@suse.de>
2537 * fold-const.c (fold_binary): Retain conversions in folding
2540 2008-08-31 Jan Hubicka <jh@suse.cz>
2542 * postreload-gcse.c (eliminate_partially_redundant_loads):
2543 Use optimize_bb_for_size_p.
2544 * predict.c (maybe_hot_frequency_p): Make inline.
2545 (maybe_hot_count_p): Break out from ...
2546 (maybe_hot_bb_p): ... this one.
2547 (maybe_hot_edge_p): Simplify.
2548 * basic-block.h (probably_cold_bb_p): Remove.
2550 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2553 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2555 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2556 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2557 Also split V4SFmode.
2558 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2561 2008-08-31 Jan Hubicka <jh@suse.cz>
2563 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2565 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2567 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2570 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2573 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2574 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2576 2008-08-31 Jan Hubicka <jh@suse.cz>
2578 * sparc.h (BRANCH_COST): Fix macro definition.
2579 * avr.c (avr_operand_rtx_cost): Add speed argument.
2580 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2582 2008-08-31 Richard Guenther <rguenther@suse.de>
2584 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2585 types instead of operands. Re-instantiate verifying of
2586 binary expression operands.
2588 2008-08-30 Jan Hubicka <jh@suse.cz>
2590 * fwprop.c (should_replace_address): Add speed attribute.
2591 (PR_OPTIMIZE_FOR_SPEED): New flag.
2592 (propagate_rtx_1): Use it.
2593 (propagate_rtx): Set it.
2594 (try_fwprop_subst): Update call of rtx_costs.
2595 (forward_propagate_and_simplify): LIkewise.
2596 * hooks.c (hook_int_rtx_bool_0): New
2597 (hook_bool_rtx_int_int_intp_false): Replace by ...
2598 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2599 * hooks.h (hook_int_rtx_bool_0): New
2600 (hook_bool_rtx_int_int_intp_false): Replace by ...
2601 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2602 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2603 (prepare_cmp_insn): UPdate call of rtx_cost.
2604 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2605 (reload_cse_simplify_operands): Update call of rtx_cost.
2606 (reload_cse_move2add): call of rtx_cost.
2607 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2608 * rtlanal.c (rtx_cost): Add speed argument.
2609 (address_cost): Add speed argument
2610 (default_address_cost): Likewise.
2611 (insn_rtx_cost): Likewise.
2612 * cfgloopanal.c (seq_cost): Add speed argument.
2613 (target_reg_cost, target_spill_cost): Turn to array.
2614 (init_set_costs): Update for speed.
2615 (estimate_reg_pressure_cost): Add speed argument.
2616 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
2617 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
2618 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
2619 (seq_cost): Add speed argument.
2620 (computation_cost): Add speed arugment.
2621 (add_cost, multiply_by_const, get_address_cost): add speed argument.
2622 (force_expr_to_var_cost): Update for profile info.
2623 (force_var_cost): Likewise.
2624 (split_address_cost): Likewise.
2625 (ptr_difference_cost): Likewise.
2626 (difference_cost): Likewise.
2627 (get_computation_cost_at): Likewise.
2628 (determine_iv_cost): Likewise.
2629 (ivopts_global_cost_for_size): Likewise.
2630 (rewrite_use_address): Likewise.
2631 (tree_ssa_iv_optimize_loop): Initialize speed field.
2632 * cse.c (optimize_this_for_speed_p): New static var.
2633 (notreg_cost): Update call of rtx_cost.
2634 (cse_extended_basic_block): set optimize_this_for_speed_p.
2635 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
2636 (noce_try_cmove_arith): Likewise.
2637 (noce_try_sign_mask): LIkewise.
2638 * expr.c (compress_float_constant): Update rtx_cost calls.
2639 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
2641 (addr_to_parts): Likewise.
2642 (create_mem_ref): Likewise.
2643 * dse.c (find_shift_sequence): Add speed argument.
2644 (replace_read): Update call.
2645 * calls.c (precompute_register_parameters): Update call of rtx_cost.
2646 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
2647 * neg_cost, shift_cost, shiftadd_cost,
2648 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
2649 mul_highpart_cost): Increase dimension.
2650 (init_expmed): Initialize for both size and speed.
2651 (expand_shift): Use profile.
2652 (synth_mult): Use profile.
2653 (choose_mult_variant): Use profile.
2654 (expand_mult): Use profile.
2655 (expand_mult_highpart_optab): Use profile.
2656 (expand_mult_highpart): Use profile.
2657 (expand_smod_pow2): Use profile.
2658 (expand_divmod): Use profile.
2659 * simplify-rtx.c (simplify_binary_operation_1): Update call of
2661 * loop-invariant.c (create_new_invariant): Use profile.
2662 (gain_for_invariant): Add speed parameter.
2663 (best_gain_for_invariant): Likewise.
2664 (find_invariants_to_move): Likewise.
2665 (move_single_loop_invariants): Set it.
2666 * target-def.h (TARGET_RTX_COSTS): Use hook.
2667 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
2668 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2669 * output.h (default_address_cost): Update prototype.
2670 * combine.c (optimize_this_for_speed_p): New static var.
2671 (combine_validate_cost): Update call of rtx_cost.
2672 (combine_instructions): Set optimize_this_for_speed_p.
2673 (expand_compound_operation): Update call of rtx_cost.
2674 (make_extraction):Update call of rtx_cost.
2675 (force_to_mode):Update call of rtx_cost.
2676 (distribute_and_simplify_rtx):Update call of rtx_cost.
2677 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
2678 (estimate_reg_pressure_cost): Update prototype.
2679 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
2680 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
2682 * config/alpha/alpha.c (alpha_rtx_costs): Update.
2683 (alpha_rtx_costs): Update.
2684 * config/frv/frv.c (frv_rtx_costs): Update.
2685 * config/s390/s390.c (s390_rtx_costs): Update.
2686 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
2687 (m32c_rtx_costs): Update.
2688 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
2689 (spu_rtx_costs): Update.
2690 * config/sparc/sparc.c (sparc_rtx_costs): Update.
2691 * config/m32r/m32r.c (m32r_rtx_costs): Update.
2692 * config/i386/i386.c (:ix86_address_cost): Update.
2693 (ix86_rtx_costs): Update.
2694 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
2695 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
2696 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
2697 * config/crx/crx.c (crx_address_cost): Update.
2698 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
2699 * config/stormy16/stormy16.c
2700 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
2701 * config/m68hc11/m68hc11.c
2702 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
2703 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
2704 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
2706 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
2708 * config/ia64/ia64.c (ia64_rtx_costs): Update.
2709 * config/m68k/m68k.c (m68k_rtx_costs): Update.
2710 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
2711 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
2712 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
2713 (mcore_rtx_costs): update.
2714 * config/score/score3.c (score3_rtx_costs): Update.
2715 * config/score/score7.c (score7_rtx_costs): Update.
2716 * config/score/score3.h (score3_rtx_costs):Update.
2717 * config/score/score7.h (score7_rtx_costs): Update.
2718 * config/score/score.c (score_rtx_costs): Update.
2719 * config/arm/arm.c (arm_address_cost): Update.
2720 (arm_rtx_costs_1): Update.
2721 (arm_rtx_costs_1): Update.
2722 (arm_size_rtx_costs): Update.
2723 (arm_size_rtx_costs): Update.
2724 (arm_size_rtx_costs): Update.
2725 (arm_xscale_rtx_costs): Update.
2726 (arm_thumb_address_cost): Update.
2727 * config/pa/pa.c (hppa_address_cost): Update.
2728 * config/mips/mips.c (mips_rtx_costs): Update.
2729 * config/vax/vax.c (vax_address_cost): Update.
2730 * config/h8300/h8300.c (h8300_shift_costs): Update.
2731 (h8300_rtx_costs): Update.
2732 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
2733 (v850_rtx_costs): Update.
2734 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
2735 * config/bfin/bfin.c
2736 (bfin_address_cost): Update.
2737 (bfin_rtx_costs): Update.
2738 * stmt.c (lshift_cheap_p): Update.
2740 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2743 * expmed.c (extract_bit_field_1): Check the mode size to make
2744 sure the vector modes have the same size.
2746 2008-08-29 Michael Meissner <gnu@the-meissners.org>
2748 * dojump.c (top level): Include basic-block.h to declare
2749 optimize_insn_for_speed_p
2751 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
2753 * opts.h (CL_SAVE): New option class for marking options that are
2754 target specific options usable in the target attribute.
2755 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
2757 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
2758 can easily find the target specific options that are safe to use
2759 in the attribute or pragma.
2761 * attribs.c (decl_attributes): Change #pragma GCC option to
2762 #pragma GCC target, and attribute((option(...))) to
2763 attribute((target(...))).
2765 * doc/extend.texi (target attribute): Change from option
2766 attribute. Delete push/pop/reset.
2767 (#pragma GCC target): Change from #pragma GCC option. Delete
2769 (#pragma GCC push_options): Document new pragma.
2770 (#pragma GCC pop_options): Document new pragma.
2771 (#pragma GCC reset_options): Document new pragma.
2773 * targhooks.c (default_target_option_valid_attribute_p): Add
2774 warning about port not supporting target attributes.
2775 (default_target_option_pragma_parse): New function, warn about
2776 #pragma GCC target not being supported.
2778 * targhooks.h (default_target_option_pragma_parse): Add
2781 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
2782 TI_CURRENT_OPTION_PRAGMA.
2783 (current_target_pragma): Rename from current_option_pragma.
2785 * target.h: (struct target_option): Delete booleans for changing
2786 the optimization level on hot/cold functions. Change signature of
2787 pragma_parse hook to take a second tree.
2789 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
2791 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
2792 that the declaration is done at global scope.
2794 * langhooks.c (add_builtin_function_common): Move most of the code
2795 from add_builtin_function here, calling the hook passed in.
2796 (add_builtin_function): Call add_builtin_function_common with
2797 standard builtin hook.
2798 (add_builtin_function_ext_scope): New function to add builtins to
2801 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
2803 (add_builtin_function_ext_scope): Add declaration.
2805 * c-pragma.c (handle_pragma_target): Rename from
2806 handle_pragma_option, #pragma GCC option is now #pragma GCC
2807 target. Move warning about port not supporting target options to
2808 default pragma parse hook. Remove push/pop/reset from this
2810 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
2811 (option_stack): Delete static variable.
2812 (optimize_stack): Ditto.
2813 (optons_stack): New stack of saved target and optimization
2815 (handle_pragma_push_options): New function to handle pushing both
2816 target and optimization options.
2817 (handle_pragma_pop_options): New function to handle popping both
2818 target and optimization options.
2819 (handle_pragma_reset_options): New function to handle resetting
2820 both target and optimization options to their initial state.
2821 (init_pragma): Rename handle_pragma_option to
2822 handle_pragma_target. Add support for push_options, pop_options,
2823 and reset_options pragmas.
2825 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
2826 default_target_option_pragma_parse.
2827 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
2828 default_target_option_valid_attribute_p.
2829 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2830 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2831 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
2832 optimization level on hot/cold functions.
2834 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
2835 if the caller and callee have different optimization levels.
2837 * c-common.c (handle_target_attribute): Rename from
2838 handle_option_attribute, attribute((option(...))) is now
2839 attribute((target(...))). Move warning if the port does not
2840 support target attributes to the default hook.
2841 (handle_hot_attribute): Delete code to change the optimization
2842 level of hot functions.
2843 (handle_cold_attribute): Ditto.
2845 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
2846 argument that is the binary tree options to use if there are no
2847 arguments. Call ix86_valid_target_attribute_tree instead of
2848 ix86_valid_option_attribute_tree.
2849 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2850 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2851 ix86_pragma_option_parse.
2853 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2854 Rename from ix86_valid_option_attribute_tree.
2856 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2857 new builtins when the ISA changes.
2858 (ix86_valid_target_attribute_tree): Rename from
2859 ix86_valid_option_attribute_tree. Change callers. If the
2860 function specified optimization options, use those as the starting
2861 point before setting up the target attributes. If the
2862 optimization options were changed in the course of setting the
2863 target attributes, record the new optimization options.
2864 (ix86_valid_target_attribute_tree_inner_p): Rename from
2865 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2866 ix86_add_new_builtins if the ISA changed.
2867 (ix86_valid_target_attribute_p): Rename from
2868 ix86_valid_option_attribute_p. Change callers.
2869 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2870 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2871 as delayed builtin functions.
2872 (struct builtin_isa): New structure to record builtin functions
2873 that should be delayed until the ISA for that function is used.
2874 (ix86_builtins_isa): Change from int to struct to track builtin
2875 functions we want to declare at some point.
2876 (def_builtin): If the front end can delay defining the builtin
2877 functions, don't create builtins for ISAs not part of the default
2879 (def_builtin_const): Ditto.
2880 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2881 __builtin_ia32_pcmov_v2di to be different builtin functions.
2882 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2883 a structure instead of an int.
2884 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2885 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2886 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2887 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2889 * config/ia64/ia64.h
2890 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2891 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2893 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2894 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2895 (LANG_HOOKS_INITIALIZER): Add
2896 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2898 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2901 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2902 the reload address with the index register for SFmode
2903 access with a displacement.
2905 2008-08-30 Jan Hubicka <jh@suse.cz>
2907 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2908 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2909 * dojump.c (do_jump): Likewise.
2910 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2911 (note-if_info): Add BRANCH_COST.
2912 (noce_try_store_flag_constants, noce_try_addcc,
2913 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
2914 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
2915 find_if_case_2): Use computed branch cost.
2916 * expr.h (BRANCH_COST): Update default.
2917 * predict.c (predictable_edge_p): New function.
2918 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2919 Update BRANCH_COST call.
2920 * basic-block.h (predictable_edge_p): Declare.
2921 * config/alpha/alpha.h (BRANCH_COST): Update.
2922 * config/frv/frv.h (BRANCH_COST): Update.
2923 * config/s390/s390.h (BRANCH_COST): Update.
2924 * config/spu/spu.h (BRANCH_COST): Update.
2925 * config/sparc/sparc.h (BRANCH_COST): Update.
2926 * config/m32r/m32r.h (BRANCH_COST): Update.
2927 * config/i386/i386.h (BRANCH_COST): Update.
2928 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
2930 * config/sh/sh.h (BRANCH_COST): Update.
2931 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2932 * config/avr/avr.h (BRANCH_COST): Update.
2933 * config/crx/crx.h (BRANCH_COST): Update.
2934 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2935 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2936 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2937 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2938 * config/ia64/ia64.h (BRANCH_COST): Update.
2939 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2940 * config/arc/arc.h (BRANCH_COST): Update.
2941 * config/score/score.h (BRANCH_COST): Update.
2942 * config/arm/arm.h (BRANCH_COST): Update.
2943 * config/pa/pa.h (BRANCH_COST): Update.
2944 * config/mips/mips.h (BRANCH_COST): Update.
2945 * config/vax/vax.h (BRANCH_COST): Update.
2946 * config/h8300/h8300.h (BRANCH_COST): Update.
2947 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2948 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2949 * doc/tm.texi (BRANCH_COST): Update.
2951 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2954 * config/arm/arm.c (arm_optimization_options): Set
2955 flag_section_anchors to 2 instead of 1 to distinguish it from
2956 -fsection-anchors given explicitely on the command line.
2958 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2960 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2961 final insn of a split.
2963 2008-08-30 Jan Hubicka <jh@suse.cz>
2965 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2966 optimized for speed.
2967 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2968 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2969 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2970 flag_gcse_after_reload_set): New static vars.
2971 (common_handle_option): Enable those flags for profile-use.
2972 (decode_options): Remove optimize_size flags that are handled
2973 on higher granuality.
2974 * tree-vectorizer.c (vectorize_loops): Use
2975 optimize_loop_nest_for_speed_p.
2976 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2977 * tree-predcom.c (tree_predictive_commoning): Use
2978 optimize_loop_for_speed_p.
2979 * varasm.c (assemble_start_function): Use
2980 optimize_function_for_speed_p.
2981 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2982 * predict.c (optimize_loop_for_speed_p): Fix walk.
2984 2008-08-30 Jan Hubicka <jh@suse.cz>
2986 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2988 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2989 profile presence locally.
2991 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2994 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2995 versions before 4.0.
2997 2008-08-29 Jan Hubicka <jh@suse.cz>
2999 * tree-inline.c (insert_init_stmt): Insert sequence even when
3002 2008-08-29 Jeff Law <law@redhat.com>
3004 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3005 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3006 location and class is an FP register.
3008 2008-08-29 Jan Hubicka <jh@suse.cz>
3010 * see.c (see_merge_one_def_extension): Silence used uninitialized
3012 * matrix-reorg.c (check_allocation_function): Likewise.
3013 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3015 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3018 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3019 compute new & and | in type rather than TREE_TYPE (arg0).
3021 * dwarf2out.c (fortran_common): Update comment.
3022 (gen_variable_die): Swap com_die and var_die variables in Fortran
3023 COMMON block handling code.
3025 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3027 * dwarf2out.c (gen_const_die): New function.
3028 (size_of_die, value_format, output_die): Output larger
3029 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3030 (native_encode_initializer): New function.
3031 (tree_add_const_value_attribute): Call it.
3032 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3034 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3035 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3036 TREE_THIS_VOLATILE to add_type_attribute.
3038 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3040 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3043 * dwarf2out.c (loc_by_reference): New function.
3044 (add_location_or_const_value_attribute): Use it.
3047 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3048 as DW_TAG_variable children of DW_TAG_common_block rather than
3049 DW_TAG_member children. Put DW_AT_external to individual
3050 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3052 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3053 loc_descriptor_from_tree_1.
3057 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3058 arguments to imported_module_or_decl.
3059 (debug_nothing_tree_tree): Removed.
3060 (debug_nothing_tree_tree_tree_bool): New prototype.
3061 * debug.c (do_nothing_debug_hooks): Adjust.
3062 (debug_nothing_tree_tree): Removed.
3063 (debug_nothing_tree_tree_tree_bool): New function.
3064 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3065 (gen_variable_die): Put all common vars for the
3066 same COMMON block under one DW_TAG_common_block.
3067 (declare_in_namespace): Return new context_die, for Fortran
3068 return the module DIE instead of adding extra declarations into
3070 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3071 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3072 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3074 (dwarf2out_global_decl): Don't skip Fortran global vars.
3075 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3076 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3077 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3078 DW_TAG_imported_declaration as child of previous
3079 DW_TAG_imported_module.
3080 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3081 * sdbout.c (sdb_debug_hooks): Likewise.
3082 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3084 2008-08-29 Jan Hubicka <jh@suse.cz>
3086 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3088 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3089 * ipa-cp.c (n_cloning_candidates): New static variable.
3090 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3091 (ipcp_print_all_lattices): Improve debug output.
3092 (ipcp_cloning_candidate_p): New function.
3093 (ipcp_initialize_node_lattices): Use it.
3094 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3095 (ipcp_propagate_stage): Prettier debug output.
3096 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3097 (ipcp_print_all_structures): Remove.
3098 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3099 (ipcp_insert_stage): Prettier debug output; call
3100 cgraph_remove_unreachable_nodes before propagating.
3101 (pass_ipa_cp): Schedule function removal pass.
3102 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3104 (cgraph_maybe_hot_edge_p): Move to ...
3105 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3106 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3107 (common_handle_option): Set them; enable ipa-cp when profiling.
3108 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3109 (ipa_print_all_jump_functions): Likewise.
3110 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3111 (ipa_print_node_params, ipa_print_all_params): New.
3112 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3113 ipa_print_all_param_flags): Remove.
3114 (ipa_print_node_params, ipa_print_all_params): New.
3116 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3118 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3119 change from 2008-04-03.
3120 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3122 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3125 * ira-color.c (push_allocnos_to_stack): Truncate
3126 removed_splay_allocno_vec.
3128 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3131 * ira-color (ira_fast_allocation): Don't assign hard registers to
3134 2008-08-29 Jan Hubicka <jh@suse.cz>
3137 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3138 for cold internal loops.
3140 2008-08-29 Richard Guenther <rguenther@suse.de>
3142 * tree-ssa-structalias.c (create_variable_info_for): Do not
3143 create fields for heap vars or vars with a noalias state.
3144 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3147 2008-08-29 Richard Guenther <rguenther@suse.de>
3149 * common.opt (ftree-store-ccp): Mark as preserved for
3150 backward compatibility.
3151 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3152 * tree-pass.h (pass_store_ccp): Remove.
3153 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3154 (first_vdef): Remove declaration.
3155 (get_value_loaded_by): Likewise.
3156 * tree-ssa-ccp.c (do_store_ccp): Remove.
3157 (get_default_value): Simplify as do_store_ccp is always false
3158 now. Do not initialize mem_ref.
3159 (set_value_varying): Likewise.
3160 (canonicalize_float_value): Likewise.
3161 (set_lattice_value): Likewise.
3162 (likely_value): Likewise.
3163 (surely_varying_stmt_p): Likewise.
3164 (ccp_initialize): Likewise.
3165 (ccp_lattice_meet): Likewise.
3166 (ccp_visit_phi_node): Likewise.
3167 (ccp_fold): Likewise.
3168 (evaluate_stmt): Likewise.
3169 (visit_assignment): Likewise.
3170 (ccp_visit_stmt): Likewise.
3171 (execute_ssa_ccp): Fold into ...
3172 (do_ssa_ccp): ... this.
3173 (do_ssa_store_ccp): Remove.
3174 (gate_store_ccp): Likewise.
3175 (pass_store_ccp): Likewise.
3176 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3178 * tree-ssa-propagate.c (first_vdef): Remove.
3179 (get_value_loaded_by): Likewise.
3180 (replace_vuses_in): Likewise.
3181 (substitute_and_fold): Do not call replace_vuses_in.
3182 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3184 2008-08-29 Richard Guenther <rguenther@suse.de>
3187 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3188 PARAM_NOALIAS tags with is_heapvar.
3189 * tree-ssa-operands.c (access_can_touch_variable): Offset
3190 based tests do not apply for heapvars. Fix offset test.
3192 2008-08-29 Jan Hubicka <jh@suse.cz>
3194 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3195 (-fipa-cp-clone): Enabled by default at -O3.
3196 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3197 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3199 2008-08-29 Jan Hubicka <jh@suse.cz>
3201 * tree.c (build_function_type_skip_args,
3202 build_function_decl_skip_args): New functions.
3203 * tree.h (build_function_type_skip_args,
3204 build_function_decl_skip_args): Declare.
3205 * gimple.c (giple_copy_call_skip_args): New function.
3206 (giple_copy_call_skip_args): Declare.
3208 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3209 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3210 (ipcp_node_modifiable_p): ... this one; use
3211 tree_versionable_function_p.
3212 (ipcp_create_replace_map): Improve debug output.
3213 (ipcp_need_redirect_p): Return false when not clonning.
3214 (ipcp_update_callgraph): Skip args.
3215 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3217 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3218 (save_inline_function_body): Update call of tree_function_versioning.
3219 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3220 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3222 (tree_function_versioning): Likewise.
3223 * tree-inline.h (tree_function_versioning): Update prototype.
3225 2008-08-29 Jan Hubicka <jh@suse.cz>
3227 * loop-unswitch.c (unswitch_single_loop): Use
3228 optimize_loop_for_speed_p.
3229 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3230 Use optimize_function_for_size_p.
3231 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3232 * postreload-gcse.c (eliminate_partially_redundant_load):
3233 Use optimize_bb_for_size_p.
3234 * value-prof.c (gimple_divmod_fixed_value_transform,
3235 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3236 gimple_stringops_transform): Use optimize_bb_for_size_p.
3237 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3238 * final.c (compute_alignments): Use optimize_function_for_size_p.
3239 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3240 (fold_builtin_strcpy, fold_builtin_fputs): Use
3241 optimize_function_for_size_p.
3242 * fold-const.c (tree_swap_operands_p): Use
3243 optimize_function_for_size_p.
3244 * recog.c (relax_delay_slots): Likewise.
3245 * tree-ssa-math-opts.c (replace_reciprocal):
3246 Use optimize_bb_for_speed_p.
3247 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3248 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3249 optimize_function_for_size_p.
3250 (cgraph_decide_inlining_of_small_function): Use
3251 optimize_function_for_size_p.
3252 * global.c (find_reg): Use optimize_function_for_size_p.
3253 * opts.c (decode_options): Do not clear flag_tree_ch,
3254 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3255 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3256 work it out from profile.
3257 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3258 optimize_loop_for_speed_p.
3259 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3261 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3262 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3263 * tree-eh.c (decide_copy_try_finally): Use
3264 optimize_function_for_size_p.
3265 * local-alloc.c (block_alloc): Pass BB pointer.
3266 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3267 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3268 * loop-unroll.c (decide_unrolling_and_peeling):
3269 Use optimize_loop_for_size_p.
3270 (decide_peel_completely): Likewise.
3271 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3272 optimize_loop_for_size_p.
3273 (vect_enhance_data_refs_alignment): Likewise.
3274 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3275 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3277 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3278 (try_crossjump_bb): Use optimize_bb_for_size_p.
3279 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3280 optimize_loop_for_speed_p.
3281 * bb-reorder.c (find_traces_1_round): Likewise.
3282 (copy_bb): Use optimize_bb_for_speed_p.
3283 (duplicate_computed_gotos): Likewise.
3284 * basic-block.h (optimize_loop_nest_for_size_p,
3285 optimize_loop_nest_for_speed_p): New.
3286 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3288 2008-08-29 Tristan Gingold <gingold@adacore.com>
3290 * gcov.c (main): Call expandargv.
3292 2008-08-29 Jan Hubicka <jh@suse.cz>
3294 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3296 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3298 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3299 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3301 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3303 2008-08-29 Jan Hubicka <jh@suse.cz>
3305 * tree-pass.h (pass_strip_predict_hints): Declare.
3306 * predict.c (strip_builtin_expect): Rename to ...
3307 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3308 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3309 (tree_estimate_probability): Do not strip builtin_expect.
3310 (pass_strip_predict_hints): New pass.
3311 * tree-inline.c (expand_call_inline): When inlining cold function,
3312 predict it as unlikely.
3313 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3315 2008-08-29 Richard Guenther <rguenther@suse.de>
3317 PR tree-optimization/37207
3318 * tree-vrp.c (extract_range_from_binary_expr): Also try
3319 to constant fold if only one of the operands is a constant.
3321 2008-08-29 Nick Clifton <nickc@redhat.com>
3323 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3324 the same way as SYMBOL_REFs.
3326 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3328 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3330 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3332 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3333 * config/mips/mips.md (branch_likely): Remove const. Fix
3335 (define_delay for type "branch"): Change to only apply for branch
3336 with likely variant.
3337 (define_delay for type "branch" and "branch_likely" no). New delay
3339 (equality_op): New code iterator.
3340 (bbv, bbinv): New code attributes.
3341 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3344 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3345 Andrew Pinski <pinskia@gcc.gnu.org>
3348 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3350 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3352 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3353 rule that a symbolic constant must be defined and >= 0 for the
3354 corresponding facility to be present at compile-time.
3355 * gthr-posix.c: Likewise.
3357 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3359 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3360 * config/mips/mips.md (D): New mode attribute.
3361 (mulsi3, muldi3): Merge it into ...
3362 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3363 (muldi3_mul3): New pattern.
3364 (mulsi3_mult3): Rename to mulsi3_mul3.
3366 2008-08-28 Jan Hubicka <jh@suse.cz>
3368 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3370 * predict.c (always_optimize_for_size_p): Rename to ...
3371 (optimize_function_for_size): ... this one; make extern.
3372 (optimize_function_for_speed_p): New.
3373 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3374 optimize_edge_for_size_p,optimize_edge_for_size_p,
3375 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3376 * basic-block.h (optimize_function_for_size_p,
3377 optimize_function_for_speed_p): Declare.
3378 * i386.md (optimize_size checks): Replace them by appropriate
3380 (standard_80387_constant_p, ix86_compute_frame_layout,
3381 ix86_expand_epilogue, ix86_decompose_address,
3382 print_operand, emit_i387_cw_initialization,
3383 inline_memory_move_cost, ix86_pad_returns,
3384 ix86_reorg): Replace optimize_size checks.
3386 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3388 * rtl.h (simplify_subreg_regno): Declare.
3389 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3390 * simplify-rtx.c (simplify_subreg): ...here.
3391 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3392 subreg_offset_representable_p.
3394 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3397 * c-typeck.c (convert_for_assignment): Give a note describing what
3398 was passed and what was expected.
3400 2008-08-28 Joey Ye <joey.ye@intel.com>
3402 * doc/extend.texi: Document AVX built-in functions.
3403 * doc/invoke.texi: Document -mavx.
3405 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3406 Joey Ye <joey.ye@intel.com>
3407 Xuepeng Guo <xuepeng.guo@intel.com>
3409 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
3411 * config/i386/cpuid.h (bit_FMA): New.
3412 (bit_XSAVE): Likewise.
3413 (bit_OSXSAVE): Likewise.
3414 (bit_AVX): Likewise.
3416 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3417 define. Use ASM_OUTPUT_AVX_PREFIX.
3419 * config/i386/gmmintrin.h: New.
3421 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3422 (OPTION_MASK_ISA_AVX_SET): New.
3423 (OPTION_MASK_ISA_FMA_SET): Likewise.
3424 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3425 (OPTION_MASK_ISA_FMA_SET): Likewise.
3426 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3427 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3428 (pta_flags): Add PTA_AVX and PTA_FMA.
3429 (override_options): Handle PTA_AVX and PTA_FMA.
3430 (init_cumulative_args): Handle warn_avx.
3431 (classify_argument): Return 0 for COImode and OImode. Return
3432 1 and X86_64_AVX_CLASS for 256bit vector types.
3433 (examine_argument): Handle X86_64_AVX_CLASS.
3434 (construct_container): Likewise.
3435 (function_arg_advance_32): Pass OImode and 256bit vector types
3437 (function_arg_advance_64): Take a new argument to indicate if a
3438 parameter is named. Handle 256bit vector types. Return
3439 immediately for unnamed 256bit vector mode parameters.
3440 (function_arg_advance): Updated.
3441 (function_arg_32): Add comments for TImode. Handle OImode
3442 and 256bit vector types.
3443 (function_arg_64): Take a new argument to indicate if a
3444 parameter is named. Handle 256bit vector types. Return NULL
3445 for unnamed 256bit vector mode parameters.
3446 (function_arg): Updated.
3447 (setup_incoming_varargs_64): Support
3448 AVX encoding for *sse_prologue_save_insn.
3449 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3450 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3451 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3452 enabled, otherwise return -3.
3453 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3455 (print_reg): Support AVX registers. Handle 'x' and 't'.
3456 Handle 'd' to duplicate the operand.
3457 (print_operand): Likewise. Also support AVX vector compare
3459 (output_387_binary_op): Support AVX.
3460 (output_fp_compare): Likewise.
3461 (ix86_expand_vector_move_misalign): Likewise.
3462 (ix86_attr_length_vex_default): New.
3463 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3464 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3465 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3466 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3467 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3468 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3469 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3470 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3471 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3472 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3473 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3474 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3475 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3476 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3477 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3478 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3479 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3480 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3481 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3482 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3483 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3484 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3485 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3486 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3487 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3488 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3489 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3490 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3491 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3492 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3493 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3494 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3495 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3496 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3497 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3498 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3499 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3500 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3501 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3502 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3503 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3504 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3505 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3506 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3507 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3508 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3509 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3510 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3511 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3512 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3513 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3514 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3515 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3516 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3517 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3518 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3519 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3520 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3521 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3522 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3523 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3524 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3525 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3526 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3527 and IX86_BUILTIN_MOVMSKPS256,
3528 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3529 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3530 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3531 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3532 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3533 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3534 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3535 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3536 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3537 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3538 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3539 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3540 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3541 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3542 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3543 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3544 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3545 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3546 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3547 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3548 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3549 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3550 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3551 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3552 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3553 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3554 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3555 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3556 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3557 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3558 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3559 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3560 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3561 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3562 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3563 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3564 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3565 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3566 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3567 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3568 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3569 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3570 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3571 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3572 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3573 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3574 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3575 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3576 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3577 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3578 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3579 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3580 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3581 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3582 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3583 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3584 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3585 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3587 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3588 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3589 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3590 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3591 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3592 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3593 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3594 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3595 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3596 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3597 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3598 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3599 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3600 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3601 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3602 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3603 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3604 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3605 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3606 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3607 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3608 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3609 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3610 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3611 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3612 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3613 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3614 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3615 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3616 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3617 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3618 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3619 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3620 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
3621 IX86_BUILTIN_MOVMSKPS256.
3622 (ix86_init_mmx_sse_builtins): Support AVX builtins.
3623 (ix86_expand_args_builtin): Likewise.
3624 (ix86_expand_special_args_builtin): Likewise.
3625 (ix86_hard_regno_mode_ok): Handle AVX modes.
3626 (ix86_expand_vector_init_duplicate): Likewise.
3627 (ix86_expand_vector_init_one_nonzero): Likewise.
3628 (ix86_expand_vector_init_one_var): Likewise.
3629 (ix86_expand_vector_init_concat): Likewise.
3630 (ix86_expand_vector_init_general): Likewise.
3631 (ix86_expand_vector_set): Likewise.
3632 (ix86_vector_mode_supported_p): Likewise.
3633 (x86_extended_reg_mentioned_p): Check INSN_P before using
3636 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
3637 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
3639 * config/i386/i386.h (TARGET_AVX): New.
3640 (TARGET_FMA): Likewise.
3641 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
3642 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
3643 (VALID_AVX256_REG_MODE): New.
3644 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3645 (AVX_FLOAT_MODE_P): Likewise.
3646 (AVX128_VEC_FLOAT_MODE_P): Likewise.
3647 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3648 (AVX_VEC_FLOAT_MODE_P): Likewise.
3649 (ASM_OUTPUT_AVX_PREFIX): Likewise.
3650 (ASM_OUTPUT_OPCODE): Likewise.
3651 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
3653 (SSE_REG_MODE_P): Allow 256bit vector modes.
3654 (ix86_args): Add a warn_avx field.
3656 * config/i386/i386.md (UNSPEC_PCMP): New.
3657 (UNSPEC_VPERMIL): Likewise.
3658 (UNSPEC_VPERMIL2): Likewise.
3659 (UNSPEC_VPERMIL2F128): Likewise.
3660 (UNSPEC_MASKLOAD): Likewise.
3661 (UNSPEC_MASKSTORE): Likewise.
3662 (UNSPEC_CAST): Likewise.
3663 (UNSPEC_VTESTP): Likewise.
3664 (UNSPECV_VZEROALL): Likewise.
3665 (UNSPECV_VZEROUPPER): Likewise.
3666 (XMM0_REG): Likewise.
3667 (XMM1_REG): Likewise.
3668 (XMM2_REG): Likewise.
3669 (XMM3_REG): Likewise.
3670 (XMM4_REG): Likewise.
3671 (XMM5_REG): Likewise.
3672 (XMM6_REG): Likewise.
3673 (XMM8_REG): Likewise.
3674 (XMM9_REG): Likewise.
3675 (XMM10_REG): Likewise.
3676 (XMM11_REG): Likewise.
3677 (XMM12_REG): Likewise.
3678 (XMM13_REG): Likewise.
3679 (XMM14_REG): Likewise.
3680 (XMM15_REG): Likewise.
3682 (prefix_vex_imm8): Likewise.
3683 (prefix_vex_w): Likewise.
3684 (length_vex): Likewise.
3687 (*avx_ashlti3): Likewise.
3688 (*avx_lshrti3): Likewise.
3689 (*avx_setcc<mode>): Likewise.
3690 (*fop_<mode>_comm_mixed_avx): Likewise.
3691 (*fop_<mode>_comm_avx): Likewise.
3692 (*fop_<mode>_1_mixed_avx): Likewise.
3693 (*fop_<mode>_1_avx): Likewise.
3694 (*avx_<code><mode>3): Likewise.
3695 (*avx_ieee_smin<mode>3): Likewise.
3696 (*avx_ieee_smax<mode>3): Likewise.
3697 (mode): Add OI, V8SF and V4DF.
3698 (length): Support VEX prefix.
3699 (*cmpfp_i_mixed): Set prefix attribute.
3700 (*cmpfp_i_sse): Likewise.
3701 (*cmpfp_iu_mixed): Likewise.
3702 (*cmpfp_iu_sse): Likewise.
3703 (*movsi_1): Support AVX.
3704 (*movdi_2): Likewise.
3705 (*movdi_1_rex64): Likewise.
3706 (*movti_internal): Likewise.
3707 (*movti_rex64): Likewise.
3708 (*movsf_1): Likewise.
3709 (*movdf_nointeger): Likewise.
3710 (*movdf_integer_rex64): Likewise.
3711 (*movtf_internal): Likewise.
3712 (zero_extendsidi2_32): Likewise.
3713 (zero_extendsidi2_rex64): Likewise.
3714 (*extendsfdf2_mixed): Likewise.
3715 (*extendsfdf2_sse): Likewise.
3716 (*truncdfsf_fast_mixed): Likewise.
3717 (*truncdfsf_fast_sse): Likewise.
3718 (*truncdfsf_mixed): Likewise.
3719 (fix_trunc<mode>di_sse): Likewise.
3720 (fix_trunc<mode>si_sse): Likewise.
3721 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
3722 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
3723 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
3724 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
3725 (*rcpsf2_sse): Likewise.
3726 (*rsqrtsf2_sse): Likewise.
3727 (*sqrt<mode>2_sse): Likewise.
3728 (sse4_1_round<mode>2): Likewise.
3729 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
3730 Support AVX. Set length attribute properly for AVX.
3732 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
3733 (VECTOR_MODES (FLOAT, 32)): Likewise.
3734 (VECTOR_MODE (INT, DI, 8)): Likewise.
3735 (VECTOR_MODE (INT, HI, 32)): Likewise.
3736 (VECTOR_MODE (INT, QI, 64)): Likewise.
3737 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
3738 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
3739 (VECTOR_MODE (INT, DI, 4)): Removed.
3740 (VECTOR_MODE (INT, SI, 8)): Likewise.
3741 (VECTOR_MODE (INT, HI, 16)): Likewise.
3742 (VECTOR_MODE (INT, QI, 32)): Likewise.
3743 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
3744 (INT_MODE (OI, 32)): Likewise.
3746 * config/i386/i386.opt (mavx): New.
3749 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
3751 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
3752 (*mov<mode>_internal_avx): New.
3753 (*movv2sf_internal_rex64_avx): Likewise.
3754 (*movv2sf_internal_avx): Likewise.
3756 * config/i386/predicates.md (const_4_to_5_operand): New.
3757 (const_6_to_7_operand): Likewise.
3758 (const_8_to_11_operand): Likewise.
3759 (const_12_to_15_operand): Likewise.
3760 (avx_comparison_float_operator): Likewise.
3762 * config/i386/sse.md (AVX256MODEI): New.
3763 (AVX256MODE): Likewise.
3764 (AVXMODEQI): Likewise.
3765 (AVXMODE): Likewise.
3766 (AVX256MODEF2P): Likewise.
3767 (AVX256MODE2P): Likewise.
3768 (AVX256MODE4P): Likewise.
3769 (AVX256MODE8P): Likewise.
3770 (AVXMODEF2P): Likewise.
3771 (AVXMODEF4P): Likewise.
3772 (AVXMODEDCVTDQ2PS): Likewise.
3773 (AVXMODEDCVTPS2DQ): Likewise.
3774 (avxvecmode): Likewise.
3775 (avxvecpsmode): Likewise.
3776 (avxhalfvecmode): Likewise.
3777 (avxscalarmode): Likewise.
3778 (avxcvtvecmode): Likewise.
3779 (avxpermvecmode): Likewise.
3780 (avxmodesuffixf2c): Likewise.
3781 (avxmodesuffixp): Likewise.
3782 (avxmodesuffixs): Likewise.
3783 (avxmodesuffix): Likewise.
3784 (vpermilbits): Likewise.
3785 (pinsrbits): Likewise.
3786 (mov<mode>): Likewise.
3787 (*mov<mode>_internal): Likewise.
3788 (push<mode>1): Likewise.
3789 (movmisalign<mode>): Likewise.
3790 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3791 (avx_movdqu<avxmodesuffix>): Likewise.
3792 (avx_lddqu<avxmodesuffix>): Likewise.
3793 (<plusminus_insn><mode>3): Likewise.
3794 (*avx_<plusminus_insn><mode>3): Likewise.
3795 (*avx_vm<plusminus_insn><mode>3): Likewise.
3796 (mul<mode>3): Likewise.
3797 (*avx_mul<mode>3): Likewise.
3798 (*avx_vmmul<mode>3): Likewise.
3799 (divv8sf3): Likewise.
3800 (divv4df3): Likewise.
3801 (avx_div<mode>3): Likewise.
3802 (*avx_div<mode>3): Likewise.
3803 (*avx_vmdiv<mode>3): Likewise.
3804 (avx_rcpv8sf2): Likewise.
3805 (*avx_vmrcpv4sf2): Likewise.
3806 (sqrtv8sf2): Likewise.
3807 (avx_sqrtv8sf2): Likewise.
3808 (*avx_vmsqrt<mode>2): Likewise.
3809 (rsqrtv8sf2): Likewise.
3810 (avx_rsqrtv8sf2): Likewise.
3811 (*avx_vmrsqrtv4sf2): Likewise.
3812 (<code><mode>3): Likewise.
3813 (*avx_<code><mode>3_finite): Likewise.
3814 (*avx_<code><mode>3): Likewise.
3815 (*avx_vm<code><mode>3): Likewise.
3816 (*avx_ieee_smin<mode>3): Likewise.
3817 (*avx_ieee_smax<mode>3): Likewise.
3818 (avx_addsubv8sf3): Likewise.
3819 (avx_addsubv4df3): Likewise.
3820 (*avx_addsubv4sf3): Likewise.
3821 (*avx_addsubv2df3): Likewise.
3822 (avx_h<plusminus_insn>v4df3): Likewise.
3823 (avx_h<plusminus_insn>v8sf3): Likewise.
3824 (*avx_h<plusminus_insn>v4sf3): Likewise.
3825 (*avx_h<plusminus_insn>v2df3): Likewise.
3826 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
3827 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
3828 (*avx_maskcmp<mode>3): Likewise.
3829 (avx_nand<mode>3): Likewise.
3830 (*avx_<code><mode>3): Likewise.
3831 (*avx_nand<mode>3): Likewise.
3832 (*avx_<code><mode>3): Likewise.
3833 (*avx_cvtsi2ss): Likewise.
3834 (*avx_cvtsi2ssq): Likewise.
3835 (*avx_cvtsi2sd): Likewise.
3836 (*avx_cvtsi2sdq): Likewise.
3837 (*avx_cvtsd2ss): Likewise.
3838 (avx_cvtss2sd): Likewise.
3839 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
3840 (avx_cvtps2dq<avxmodesuffix>): Likewise.
3841 (avx_cvttps2dq<avxmodesuffix>): Likewise.
3842 (*avx_cvtsi2sd): Likewise.
3843 (*avx_cvtsi2sdq): Likewise.
3844 (avx_cvtdq2pd256): Likewise.
3845 (avx_cvtpd2dq256): Likewise.
3846 (avx_cvttpd2dq256): Likewise.
3847 (*avx_cvtsd2ss): Likewise.
3848 (*avx_cvtss2sd): Likewise.
3849 (avx_cvtpd2ps256): Likewise.
3850 (avx_cvtps2pd256): Likewise.
3851 (*avx_movhlps): Likewise.
3852 (*avx_movlhps): Likewise.
3853 (avx_unpckhps256): Likewise.
3854 (*avx_unpckhps): Likewise.
3855 (avx_unpcklps256): Likewise.
3856 (*avx_unpcklps): Likewise.
3857 (avx_movshdup256): Likewise.
3858 (avx_movsldup256): Likewise.
3859 (avx_shufps256): Likewise.
3860 (avx_shufps256_1): Likewise.
3861 (*avx_shufps_<mode>): Likewise.
3862 (*avx_loadhps): Likewise.
3863 (*avx_storelps): Likewise.
3864 (*avx_loadlps): Likewise.
3865 (*avx_movss): Likewise.
3866 (*vec_dupv4sf_avx): Likewise.
3867 (*vec_concatv2sf_avx): Likewise.
3868 (*vec_concatv4sf_avx): Likewise.
3869 (*vec_setv4sf_0_avx): Likewise.
3870 (*vec_setv4sf_avx): Likewise.
3871 (*avx_insertps): Likewise.
3872 (avx_vextractf128<mode>): Likewise.
3873 (vec_extract_lo_<mode>): Likewise.
3874 (vec_extract_hi_<mode>): Likewise.
3875 (vec_extract_lo_<mode>): Likewise.
3876 (vec_extract_hi_<mode>): Likewise.
3877 (vec_extract_lo_v16hi): Likewise.
3878 (vec_extract_hi_v16hi): Likewise.
3879 (vec_extract_lo_v32qi): Likewise.
3880 (vec_extract_hi_v32qi): Likewise.
3881 (avx_unpckhpd256): Likewise.
3882 (*avx_unpckhpd): Likewise.
3883 (avx_movddup256): Likewise.
3884 (*avx_movddup): Likewise.
3885 (avx_unpcklpd256): Likewise.
3886 (*avx_unpcklpd): Likewise.
3887 (avx_shufpd256): Likewise.
3888 (avx_shufpd256_1): Likewise.
3889 (*avx_punpckhqdq): Likewise.
3890 (*avx_punpcklqdq): Likewise.
3891 (*avx_shufpd_<mode>): Likewise.
3892 (*avx_storehpd): Likewise.
3893 (*avx_loadhpd): Likewise.
3894 (*avx_loadlpd): Likewise.
3895 (*avx_movsd): Likewise.
3896 (*vec_concatv2df_avx): Likewise.
3897 (*avx_<plusminus_insn><mode>3): Likewise.
3898 (*avx_<plusminus_insn><mode>3): Likewise.
3899 (*avx_mulv8hi3): Likewise.
3900 (*avxv8hi3_highpart): Likewise.
3901 (*avx_umulv8hi3_highpart): Likewise.
3902 (*avx_umulv2siv2di3): Likewise.
3903 (*avx_mulv2siv2di3): Likewise.
3904 (*avx_pmaddwd): Likewise.
3905 (*avx_mulv4si3): Likewise.
3906 (*avx_ashr<mode>3): Likewise.
3907 (*avx_lshr<mode>3): Likewise.
3908 (*avx_ashl<mode>3): Likewise.
3909 (*avx_<code><mode>3): Likewise.
3910 (*avx_eq<mode>3): Likewise.
3911 (*avx_gt<mode>3): Likewise.
3912 (*avx_nand<mode>3): Likewise.
3913 (*avx_nand<mode>3): Likewise.
3914 (*avx_<code><mode>3): Likewise.
3915 (*avx_<code><mode>3): Likewise.
3916 (*avx_packsswb): Likewise.
3917 (*avx_packssdw): Likewise.
3918 (*avx_packuswb): Likewise.
3919 (*avx_punpckhbw): Likewise.
3920 (*avx_punpcklbw): Likewise.
3921 (*avx_punpckhwd): Likewise.
3922 (*avx_punpcklwd): Likewise.
3923 (*avx_punpckhdq): Likewise.
3924 (*avx_punpckldq): Likewise.
3925 (*avx_pinsr<avxmodesuffixs>): Likewise.
3926 (*avx_pinsrq): Likewise.
3927 (*avx_loadld): Likewise.
3928 (*vec_extractv2di_1_rex64_avx): Likewise.
3929 (*vec_extractv2di_1_avx): Likewise.
3930 (*vec_dupv2di_avx): Likewise.
3931 (*vec_concatv2si_avx): Likewise.
3932 (*vec_concatv4si_1_avx): Likewise.
3933 (*vec_concatv2di_avx): Likewise.
3934 (*vec_concatv2di_rex64_avx): Likewise.
3935 (*avx_uavgv16qi3): Likewise.
3936 (*avx_uavgv8hi3): Likewise.
3937 (*avx_psadbw): Likewise.
3938 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3939 (*avx_phaddwv8hi3): Likewise.
3940 (*avx_phadddv4si3): Likewise.
3941 (*avx_phaddswv8hi3): Likewise.
3942 (*avx_phsubwv8hi3): Likewise.
3943 (*avx_phsubdv4si3): Likewise.
3944 (*avx_phsubswv8hi3): Likewise.
3945 (*avx_pmaddubsw128): Likewise.
3946 (*avx_pmulhrswv8hi3): Likewise.
3947 (*avx_pshufbv16qi3): Likewise.
3948 (*avx_psign<mode>3): Likewise.
3949 (*avx_palignrti): Likewise.
3950 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3951 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3952 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3953 (*avx_mpsadbw): Likewise.
3954 (*avx_packusdw): Likewise.
3955 (*avx_pblendvb): Likewise.
3956 (*avx_pblendw): Likewise.
3957 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3958 (avx_ptest256): Likewise.
3959 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3960 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3961 (*avx_aesenc): Likewise.
3962 (*avx_aesenclast): Likewise.
3963 (*avx_aesdec): Likewise.
3964 (*avx_aesdeclast): Likewise.
3965 (avx_vzeroupper): Likewise.
3966 (avx_vzeroupper_rex64): Likewise.
3967 (avx_vpermil<mode>): Likewise.
3968 (avx_vpermilvar<mode>3): Likewise.
3969 (avx_vpermil2<mode>3): Likewise.
3970 (avx_vperm2f128<mode>3): Likewise.
3971 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3972 (avx_vbroadcastss256): Likewise.
3973 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3974 (avx_vinsertf128<mode>): Likewise.
3975 (vec_set_lo_<mode>): Likewise.
3976 (vec_set_hi_<mode>): Likewise.
3977 (vec_set_lo_<mode>): Likewise.
3978 (vec_set_hi_<mode>): Likewise.
3979 (vec_set_lo_v16hi): Likewise.
3980 (vec_set_hi_v16hi): Likewise.
3981 (vec_set_lo_v32qi): Likewise.
3982 (vec_set_hi_v32qi): Likewise.
3983 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3984 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3985 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3986 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3987 (vec_init<mode>): Likewise.
3988 (*vec_concat<mode>_avx): Likewise.
3989 (blendbits): Support V8SF and V4DF.
3990 (sse2_movq128): Support AVX.
3991 (<sse>_movnt<mode>): Likewise.
3992 (sse2_movntv2di): Likewise.
3993 (sse_rcpv4sf2): Likewise.
3994 (sse_sqrtv4sf2): Likewise.
3995 (sse_rsqrtv4sf2): Likewise.
3996 (<sse>_comi): Likewise.
3997 (<sse>_ucomi): Likewise.
3998 (sse_cvtss2si): Likewise.
3999 (sse_cvtss2si_2): Likewise.
4000 (sse_cvtss2siq): Likewise.
4001 (sse_cvtss2siq_2): Likewise.
4002 (sse_cvttss2si): Likewise.
4003 (sse_cvttss2siq): Likewise.
4004 (sse2_cvtsd2si): Likewise.
4005 (sse2_cvtsd2si_2): Likewise.
4006 (sse2_cvtsd2siq): Likewise.
4007 (sse2_cvtsd2siq_2): Likewise.
4008 (sse2_cvttsd2si): Likewise.
4009 (sse2_cvttsd2siq): Likewise.
4010 (sse2_cvtdq2pd): Likewise.
4011 (*sse2_cvtpd2dq): Likewise.
4012 (*sse2_cvttpd2dq): Likewise.
4013 (*sse2_cvtpd2ps): Likewise.
4014 (sse2_cvtps2pd): Likewise.
4015 (sse3_movshdup): Likewise.
4016 (sse3_movsldup): Likewise.
4017 (sse_storehps): Likewise.
4018 (*sse4_1_extractps): Likewise.
4019 (sse2_storelpd): Likewise.
4020 (vec_dupv2df_sse3): Likewise.
4021 (*vec_concatv2df_sse3): Likewise.
4022 (*sse4_1_pextrb): Likewise.
4023 (*sse4_1_pextrb_memory): Likewise.
4024 (*sse2_pextrw): Likewise.
4025 (*sse4_1_pextrw_memory): Likewise.
4026 (*sse4_1_pextrd): Likewise.
4027 (*sse4_1_pextrq): Likewise.
4028 (sse2_pshufd_1): Likewise.
4029 (sse2_pshuflw_1): Likewise.
4030 (sse2_pshufhw_1): Likewise.
4031 (*sse2_storeq_rex64): Likewise.
4032 (*vec_dupv4si): Likewise.
4033 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4034 (sse2_pmovmskb): Likewise.
4035 (*sse2_maskmovdqu): Likewise.
4036 (*sse2_maskmovdqu_rex64): Likewise.
4037 (sse_ldmxcsr): Likewise.
4038 (sse_stmxcsr): Likewise.
4039 (abs<mode>2): Likewise.
4040 (sse4_1_movntdqa): Likewise.
4041 (sse4_1_phminposuw): Likewise.
4042 (sse4_1_extendv8qiv8hi2): Likewise.
4043 (*sse4_1_extendv8qiv8hi2): Likewise.
4044 (sse4_1_extendv4qiv4si2): Likewise.
4045 (*sse4_1_extendv4qiv4si2): Likewise.
4046 (sse4_1_extendv2qiv2di2): Likewise.
4047 (*sse4_1_extendv2qiv2di2): Likewise.
4048 (sse4_1_extendv4hiv4si2): Likewise.
4049 (*sse4_1_extendv4hiv4si2): Likewise.
4050 (sse4_1_extendv2hiv2di2): Likewise.
4051 (*sse4_1_extendv2hiv2di2): Likewise.
4052 (sse4_1_extendv2siv2di2): Likewise.
4053 (*sse4_1_extendv2siv2di2): Likewise.
4054 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4055 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4056 (sse4_1_zero_extendv4qiv4si2): Likewise.
4057 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4058 (sse4_1_zero_extendv2qiv2di2): Likewise.
4059 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4060 (sse4_1_zero_extendv4hiv4si2): Likewise.
4061 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4062 (sse4_1_zero_extendv2hiv2di2): Likewise.
4063 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4064 (sse4_1_zero_extendv2siv2di2): Likewise.
4065 (*sse4_1_zero_extendv2siv2di2): Likewise.
4066 (sse4_1_ptest): Likewise.
4067 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4068 (sse4_2_pcmpestri): Likewise.
4069 (sse4_2_pcmpestrm): Likewise.
4070 (sse4_2_pcmpistri): Likewise.
4071 (sse4_2_pcmpistrm): Likewise.
4073 (aeskeygenassist): Likewise.
4075 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4077 * config/i386/predicates.md (vzeroall_operation): New.
4079 * config/i386/sse.md (avx_vzeroall): New.
4080 (*avx_vzeroall): Likewise.
4082 2008-08-28 Paul Brook <paul@codesourcery.com>
4083 Mark Shinwell <shinwell@codesourcery.com>
4084 Richard Earnshaw <richard.earnshaw@arm.com>
4086 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4087 (TARGET_MIN_ANCHOR_OFFSET): New.
4088 (arm_override_options): Set correct anchor ranges for Thumb-1
4089 and Thumb-2 if required.
4090 (legitimize_pic_address): Handle case involving a TLS symbol
4091 reference with an addend.
4092 (arm_optimization_options): Enable section anchors at -O1 and
4094 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4095 * config/arm/arm-protos.h (arm_optimization_options): New.
4097 2008-08-28 Nick Clifton <nickc@redhat.com>
4099 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4100 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4103 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4104 * config/v850/v850.md (return): Remove frame size restriction.
4106 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4108 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4110 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4112 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4114 2008-08-28 Paul Brook <paul@codesourcery.com>
4116 * config/arm/vfp11.md: Update license notice.
4117 * config/arm/cortex-r4.md: Ditto.
4119 2008-08-28 Richard Guenther <rguenther@suse.de>
4121 PR tree-optimization/37207
4122 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4125 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4128 * tree.c (int_fits_type_p): Don't forget unsigned integers
4129 of type sizetype which higher end word equals -1.
4131 2008-08-28 Ira Rosen <irar@il.ibm.com>
4133 * target.h (struct vectorize): Add new target builtin.
4134 * tree-vectorizer.c (destroy_loop_vec_info): Call
4135 vect_free_slp_instance instead of vect_free_slp_node.
4136 * tree-vectorizer.h (enum slp_load_perm_type): New.
4137 (struct _slp_instance): Add new fields.
4138 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4139 (SLP_INSTANCE_LOADS): New.
4140 (vect_free_slp_tree): Remove.
4141 (vect_free_slp_instance): Declare.
4142 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4143 (vectorizable_load): Add argument.
4144 (vect_transform_slp_perm_load): New.
4145 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4147 (vect_get_place_in_interleaving_chain): New function.
4148 (vect_free_slp_tree): Make static.
4149 (vect_free_slp_instance): New function.
4150 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4151 collect the load location in the interleaving chain.
4152 (vect_supported_slp_permutation_p): New function.
4153 (vect_supported_load_permutation_p): Likewise.
4154 (vect_analyze_slp_instance): In case of loads permutation, call
4155 vect_supported_load_permutation_p to check that the permutation is
4157 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4158 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4159 (vect_create_mask_and_perm): New function.
4160 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4161 (vectorizable_load): Add an argument. Don't keep the created vectors
4162 statements in the node if permutation is required. Call
4163 vect_transform_slp_perm_load to generate the permutation.
4164 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4165 additional argument.
4166 (vect_schedule_slp_instance): In case of loads permutation, allocate
4167 vectorized statements structure for all the related SLP nodes. Call
4168 vect_transform_stmt with addditional argument.
4169 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4170 * config/spu/spu.c (spu_builtin_vec_perm): New.
4171 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4172 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4173 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4174 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4176 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4178 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4179 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4180 __gthread_cond_signal, __gthread_cond_timedwait,
4181 __gthread_cond_timedwait_recursive): New functions.
4182 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4184 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4187 2008-08-28 Richard Guenther <rguenther@suse.de>
4190 * fold-const.c (maybe_canonicalize_comparison_1): Require
4191 undefined overflow only for canonicalizing A +- CST cmp CST.
4192 Make sure to not generate new constants that are not inside
4193 their TYPE_MIN/MAX_VALUE range.
4194 (maybe_canonicalize_comparison): Remove undefined overflow
4196 (fold_binary): Remove now duplicate folding.
4198 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4200 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4201 use not updated in the last change.
4203 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4205 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4206 (IRA_COVER_CLASSES): Add FPUL_REGS.
4208 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4211 * c-common.c (conversion_warning): Check for null operands.
4213 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4216 * c-decl.c (check_for_loop_decls): Improve error message. Give
4219 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4222 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4223 (convert_for_assignment): Pass corrent OPT_W* parameter to
4224 WARN_FOR_ASSIGNMENT.
4226 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4229 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4231 2008-08-27 Paul Brook <paul@codesourcery.com>
4233 * config.gcc: Loosen checks for arm uclinux eabi targets.
4235 2008-08-27 Paul Brook <paul@codesourcery.com>
4237 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4239 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4241 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4243 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4244 the enumerators of an ENUMERAL_TYPE.
4245 * dbxout.c (dbxout_type): Ditto.
4247 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4250 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4251 (fwprop_addr): Check that the loop_father is not the outer loop.
4253 2008-08-26 Paul Brook <paul@codesourcery.com>
4255 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4256 Remove documentation entry for fmul type.
4257 Use fmuls to annotate single-precision multiplication patterns,
4258 fmuld to annotate double-precision multiplication patterns,
4259 fmacs to annotate single-precision multiply-accumulate patterns
4260 and fmacd to annotate double-precision multiply-accumulate patterns.
4261 * config/arm/vfp11.md: Update reservations accordingly.
4262 * config/arm/arm.md: Note that certain values of the "type"
4263 attribute are documented in vfp.md.
4264 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4265 (v10_cvt): Use new fmul types.
4267 2008-08-26 Paul Brook <paul@codesourcery.com>
4269 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4270 * config/arm/vfp11.md: ...here. New.
4271 * config/arm/arm.md: Include vfp11.md.
4273 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4275 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4276 parameter to inform call.
4278 2008-08-26 Jeff Law <law@redhat.com>
4280 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4281 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4282 preferred class when copying a constant into a partial word register.
4284 2008-08-26 Ben Elliston <bje@au.ibm.com>
4286 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4287 * cp/typeck.c: Likewise.
4288 * cp/tree.c: Likewise.
4289 * gimple-low.c: Likewise.
4292 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4294 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4295 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4297 * doc/passes.texi: Describe IRA.
4299 * doc/tm.texi (IRA_COVER_CLASSES,
4300 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4302 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4303 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4304 -fira-propagate-cost, -fno-ira-share-save-slots,
4305 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4307 * flags.h (ira_algorithm): New enumeration.
4308 (flag_ira_algorithm, flag_ira_verbose): New external variable
4311 * postreload.c (gate_handle_postreload): Don't do post reload
4312 optimizations unless the reload is completed.
4314 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4317 * tree-pass.h (pass_ira): New external variable declaration.
4319 * reload.h: Add 2008 to the Copyright.
4321 * cfgloopanal.c: Include params.h.
4322 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4325 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4327 * toplev.c (ira.h): New include.
4328 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4329 (backend_init_target): Call ira_init.
4330 (backend_init): Call ira_init_once.
4331 (finalize): Call finish_ira_once.
4333 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4334 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4337 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4338 may_move_out_cost): New external variable declarations.
4339 (move_table): New typedef.
4341 * caller-save.c: Include headers output.h and ira.h.
4342 (no_caller_save_reg_set): New global variable.
4343 (save_slots_num, save_slots): New variables.
4344 (reg_save_code, reg_restore_code, add_stored_regs): Add
4346 (init_caller_save): Set up no_caller_save_reg_set.
4347 (init_save_areas): Reset save_slots_num.
4348 (saved_hard_reg): New structure.
4349 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4350 (initiate_saved_hard_regs, new_saved_hard_reg,
4351 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4353 (setup_save_areas): Add code for sharing stack slots.
4354 (all_blocks): New variable.
4355 (save_call_clobbered_regs): Process pseudo-register too.
4356 (mark_set_regs): Process pseudo-register too.
4357 (insert_one_insn): Put the insn after bb note in a empty basic
4358 block. Add insn check.
4360 * global.c (eliminable_regset): Make it external.
4361 (mark_elimination): Use DF_LR_IN for IRA.
4362 (pseudo_for_reload_consideration_p): New.
4363 (build_insn_chain): Make it external. Don't ignore spilled
4364 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4365 (gate_handle_global_alloc): New function.
4366 (pass_global_alloc): Add the gate function.
4368 * opts.c (decode_options): Set up flag_ira. Print the warning for
4370 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4372 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4374 * regmove.c (regmove_optimize): Don't do replacement of output for
4377 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4378 New external variable declarations.
4380 * local-alloc.c (update_equiv_regs): Make it external. Return
4381 true if jump label rebuilding should be done. Rescan new_insn for
4383 (gate_handle_local_alloc): New function.
4384 (pass_local_alloc): Add the gate function.
4386 * alias.c (value_addr_p, stack_addr_p): New functions.
4387 (nonoverlapping_memrefs_p): Use them for IRA.
4389 * common.opt (fira, fira-algorithm, fira-coalesce,
4390 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4391 fira-verbose): New options.
4393 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4394 move_cost, may_move_in_cost, may_move_out_cost): Make the
4396 (move_table): Remove typedef.
4397 (init_move_cost): Make it external.
4398 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4401 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4402 setup_reg_classes): New function prototypes.
4403 (eliminable_regset): New external variable declaration.
4404 (build_insn_chain, update_equiv_regs): New function prototypes.
4406 * Makefile.in (IRA_INT_H): New definition.
4407 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4408 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4409 (reload1.o, toplev.o): Add dependence on ira.h.
4410 (cfgloopanal.o): Add PARAMS_H.
4411 (caller-save.o): Add dependence on output.h and ira.h.
4412 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4413 ira-emit.o, ira-lives.o): New entries.
4415 * passes.c (pass_ira): New pass.
4417 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4419 * reload1.c (ira.h): Include the header.
4420 (changed_allocation_pseudos): New bitmap.
4421 (init_reload): Initiate the bitmap.
4422 (compute_use_by_pseudos): Permits spilled registers in FROM.
4423 (temp_pseudo_reg_arr): New variable.
4424 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4425 IRA. Call alter_reg with the additional parameter. Don't clear
4426 spilled_pseudos for IRA. Restore original insn chain for IRA.
4427 Clear changed_allocation_pseudos at the end of reload.
4428 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4429 (hard_regno_to_pseudo_regno): New variable.
4430 (count_pseudo): Check spilled pseudos. Set up
4431 hard_regno_to_pseudo_regno.
4432 (count_spilled_pseudo): Check spilled pseudos. Update
4433 hard_regno_to_pseudo_regno.
4434 (find_reg): Use better_spill_reload_regno_p. Check
4435 hard_regno_to_pseudo_regno.
4436 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4438 (eliminate_regs_1): Use additional parameter for alter_reg.
4439 (finish_spills): Set up pseudo_previous_regs only for spilled
4440 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4441 more arguments. Don't clear live_throughout and dead_or_set for
4442 spilled pseudos. Use additional parameter for alter_reg. Call
4443 mark_allocation_change. Set up changed_allocation_pseudos.
4444 Remove sanity check.
4445 (emit_input_reload_insns, delete_output_reload): Use additional
4446 parameter for alter_reg. Call mark_allocation_change.
4447 (substitute, gen_reload_chain_without_interm_reg_p): New
4449 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4451 * testsuite/gcc.dg/20080410-1.c: New file.
4453 * config/s390/s390.h (IRA_COVER_CLASSES,
4454 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4456 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4458 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4460 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4462 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4464 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4466 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4468 2008-08-24 Jeff Law <law@redhat.com>
4469 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4470 when ignoring unavailable registers.
4472 2008-08-24 Jeff Law <law@redhat.com>
4473 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4474 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4475 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4476 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4478 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4479 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4481 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4482 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4483 * reload1.c (find_reg): Process registers in register allocation order.
4485 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4486 * toplev.c (backend_init_target): Move ira_init call from
4488 (lang_dependent_init_target): ...to here.
4490 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4491 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4492 calculate memory move costs for NO_REGS.
4494 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4495 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4496 STACK_REGS is defined.
4498 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4499 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4501 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4502 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4504 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4505 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4506 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4509 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4510 Dorit Nuzman <dorit@il.ibm.com>
4512 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4513 vec_extract_evenv4sf, vec_extract_evenv8hi,
4514 vec_extract_evenv16qi, vec_extract_oddv4si,
4515 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4516 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4517 vec_interleave_highv4si, vec_interleave_lowv4si,
4518 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4519 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4520 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4522 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4525 * config/rs6000/rs6000.c (optimization_options): Don't default to
4526 section anchors without toplevel reorder.
4528 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4530 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4531 (mfc_end_critical_section): Likewise.
4533 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4535 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4536 all type qualifiers from element type to vector type.
4538 2008-08-25 David Daney <ddaney@avtrex.com>
4540 * config/mips/mips.md (immediate_insn): Move up in file, fix
4541 comment typo, reformat.
4542 (fetchop_bit, atomic_hiqi_op memory_barrier,
4543 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4544 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4545 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4546 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4547 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4548 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4549 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4550 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4551 sync_old_nand<mode>, sync_new_nand<mode>,
4552 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4553 test_and_set_12): Moved to sync.md.
4555 * config/mips/sync.md: New file.
4557 2008-08-25 Richard Henderson <rth@redhat.com>
4559 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4560 (regsave): Likewise.
4561 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4562 (output_cfi_directive): Likewise.
4563 (div_data_align): New.
4564 (output_cfi): Use it.
4566 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4568 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4569 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4570 (TARGET_OCTEON): New macro.
4571 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4572 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4573 (ISA_HAS_POP): New macro.
4574 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4576 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4578 * config/mips/mips.md (cpu): Add octeon.
4579 (type): Add pop attribute value.
4580 (popcount<mode>2): New pattern.
4581 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4583 2008-08-24 Jan Hubicka <jh@suse.cz>
4585 * doc/invoke.texi (-fipa-cp-clone): New option.
4586 (-fipa-cp): Update docs.
4587 (--param ipcp-unit-growth):New.
4588 * ipa-cp.c: Include fibheap.h, params.h
4589 (ipcp_initialize_node_lattices): When not cloning, all externally
4590 visible functions are bottom.
4591 (ipcp_need_redirect_p): Accept clones.
4592 (ipcp_insert_stage): Use cost driven heuristics.
4593 (max_count, dead_nodes): New static vars.
4594 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4595 ipcp_const_param_count): New functions.
4596 * common.opt (ipa-cp-clone): New command line option.
4597 * params.def (ipcp-unit-growth): New.
4599 2008-08-24 Jan Hubicka <jh@suse.cz>
4601 * tree-inline.c (tree_function_versioning): Look harder
4602 for referenced vars.
4604 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4606 PR tree-optimization/37185
4607 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4609 2008-08-23 Jan Hubicka <jh@suse.cz>
4611 * ipa-cp.c (ipcp_analyze_node): New function.
4612 (ipcp_update_cloned_node): Use it.
4613 (ipcp_init_stage): Likewise.
4614 * ipa-inline.c (function_insertion_hook_holder): New static var.
4615 (analyze_function): Break out from ....
4616 (inline_generate_summary): Here; register insertion hook.
4617 (cgraph_decide_inlining): Remove hook.
4618 (add_new_function): New function.
4620 2008-08-23 Jan Hubicka <jh@suse.cz>
4622 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
4624 2008-08-23 Jan Hubicka <jh@suse.cz>
4626 * ipa-cp.c (constant_val_insert): Remove.
4627 (ipcp_propagate_one_const): Remove.
4628 (ipcp_create_replace_map): Always insert replacements to the map.
4629 (ipcp_insert_stage): Do not try to insert statements by hand.
4630 * tree-inline.c (insert_init_stmt): Break out from ...
4631 (setup_one_parameter): ... here; allow NULL BB pointer.
4632 (tree_function_versioning): Use setup_one_parameter to process
4635 2008-08-23 Jan Hubicka <jh@suse.cz>
4637 * tree.c (decl_address_ip_invariant_p): New function.
4638 * tree.h (decl_address_ip_invariant_p): Declare.
4639 * gimple.c (strip_invariant_refs): Break out from ...
4640 (is_gimple_invariant_address): ... here
4641 (is_gimple_ip_invariant_address): New function.
4642 (is_gimple_ip_invariant): New function.
4643 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
4646 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
4647 (ipcp_lat_is_insertable): All constants are insertable.
4648 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
4649 IPA_CONST_VALUE_REF.
4650 (ipcp_initialize_node_lattices): Propagate all types of operands.
4651 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
4652 (ipcp_create_replace_map): Reformat.
4653 (ipcp_need_redirect_p): Simplify.
4654 (ipcp_insert_stage): Check that argument is used before clonning.
4655 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
4657 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
4658 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
4659 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
4660 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
4661 (jump_func_type): Remove IPA_CONST_VALUE_REF.
4662 * tree-inline.c (tree_function_versioning): Add variables referenced
4665 2008-08-23 Jan Hubicka <jh@suse.cz>
4668 * i386.c (standard_80387_constant_p): Use optimize_size.
4670 2008-08-23 Ira Rosen <irar@il.ibm.com>
4672 PR tree-optimization/37161
4673 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
4674 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
4675 (vect_determine_vectorization_factor): Move the scalar type
4676 retrieval to vect_get_smallest_scalar_type.
4677 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
4678 scalar type. Remove redundant computation.
4679 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
4680 (vect_get_slp_defs): Take the type of RHS into account if
4681 necessary by calling vect_get_smallest_scalar_type. Call
4682 vect_get_constant_vectors with additional argument.
4684 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4687 * doc/invoke.texi (Wwrite-strings): Clarify description.
4689 2008-08-23 Ira Rosen <irar@il.ibm.com>
4691 PR tree-optimization/37174
4692 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
4693 def stmt is a part of the loop before accessing its stmt_vec_info.
4695 2008-08-22 Anatoly Sokolov <aesok@post.ru>
4698 * config/avr/avr.md (UNSPEC_SWAP): New constants.
4699 (*swap): New insn pattern.
4700 (*ashlqi3): Rename from ashlqi3 insn pattern.
4701 (ashlqi3): New expanders.
4702 (*lshrqi3): Rename from lshrqi3 insn pattern.
4703 (lshrqi3): New expanders.
4704 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
4705 lshrqi3_const5, lshrqi3_const6): New splitters.
4706 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
4707 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
4710 2008-08-22 Richard Guenther <rguenther@suse.de>
4712 PR tree-optimization/37078
4713 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
4714 [+INF, +INF] ranges.
4716 2008-08-22 Richard Guenther <rguenther@suse.de>
4718 PR tree-optimization/37143
4719 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
4720 a conversion statement instead of a copy.
4722 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
4725 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
4726 CCCmode, CCOmode and CCSmode destination modes.
4729 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
4730 from different units in a single alternative.
4731 (*vec_extractv2sf_1): Ditto.
4732 (*vec_extractv2si_0): Ditto.
4733 (*vec_extractv2si_1): Ditto.
4734 * config/i386/sse.md (sse2_storehpd): Ditto.
4735 (sse2_storelpd): Ditto.
4736 (sse2_loadhpd): Ditto.
4737 (sse2_loadlpd): Ditto.
4740 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
4741 (popcountsi2): Ditto.
4742 (clzdi2_abm): Ditto.
4743 (popcountdi2): Ditto.
4744 (clzhi2_abm): Ditto.
4745 (popcounthi2): Ditto.
4747 2008-08-22 Richard Guenther <rguenther@suse.de>
4751 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
4752 if the multiplication does not overflow.
4754 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
4756 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
4758 2008-08-21 Richard Henderson <rth@redhat.com>
4760 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
4761 spurrious comma from test.
4762 * configure: Rebuild.
4764 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4767 * builtins.c (fold_builtin_next_arg): Add warning about undefined
4770 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
4772 * c-tree.h (grokfield): New argument.
4773 * c-decl.c (grokfield): Handle new location argument.
4774 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
4776 2008-08-21 Richard Guenther <rguenther@suse.de>
4778 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
4780 2008-08-21 Jan Hubicka <jh@suse.cz>
4782 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
4783 (cgraph_add_function_insertion_hook,
4784 cgraph_remove_function_insertion_hook,
4785 cgraph_call_function_insertion_hooks): New functions.
4786 * cgraph.h (cgraph_add_function_insertion_hook,
4787 cgraph_remove_function_insertion_hook,
4788 cgraph_call_function_insertion_hooks): Declare.
4789 * ipa-reference.c (function_insertion_hook_holder): New variable.
4790 (check_operand, look_for_address_of): When checking late, do not care
4791 about module bitmaps.
4792 (add_new_function): New function.
4793 (generate_summary): Register hooks; zero module bitmaps.
4794 (propagate): Unregister hooks.
4795 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
4796 (add_new_function): New function.
4797 (generate_summary): Register hook.
4798 (propagate): Remove hook.
4800 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
4802 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
4803 * ipa-cp.c (ipcp_update_cloned_node): New function.
4804 (build_const_val): Handle functions correctly; bring type logic
4805 into sync with tree-inline.c
4806 (ipcp_init_stage): Take care of computing stuff needed by
4807 indirect inlining; update clones.
4808 (ipcp_generate_summary): Break out of ipcp_driver.
4809 (ipcp_driver): Do only execution and transformation.
4810 (pass_ipa_cp): Make IPA_PASS.
4811 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
4813 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
4814 ipcp, some info is already available.
4815 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
4816 * tree-inline.c (remap_ssa_name): Unshare expression.
4818 2008-08-21 Richard Guenther <rguenther@suse.de>
4820 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
4821 a PHI ask VN if it is already available.
4822 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
4823 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
4825 2008-08-21 Richard Guenther <rguenther@suse.de>
4828 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
4829 makes sure to produce a result of the correct type.
4831 2008-08-21 Jan Hubicka <jh@suse.cz>
4832 Backport from LTO branch:
4834 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4835 Jan Hubicka <jh@suse.cz>
4838 (init_state, finish_state, set_function_state, generate_summary):
4840 (scan_stmt): Renamed from scan_function. Changed to keep state in
4841 local static vars rather than cgraph aux field.
4842 (propagate): Renamed from static_execute. Changed to keep state in
4843 local static vars rather than cgraph aux field.
4844 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
4845 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
4847 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4849 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
4850 * ipa-reference.c (init_function_info, generate_summary,
4851 propagate): New functions.
4852 (analyze_function): Call init_function_info.
4853 (static_execute): Stripped into generate_summary and propagate.
4854 (pass_ipa_reference): Made into ipa_opt_pass.
4856 2008-08-21 Richard Guenther <rguenther@suse.de>
4858 PR tree-optimization/37181
4859 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4861 (extract_range_from_unary_expr): Likewise.
4863 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4865 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4867 * toplev.h (pedwarn_at): Likewise.
4868 * builtins.c: Update all calls to pedwarn.
4869 * c-lex.c: Likewise.
4870 * toplev.c: Likewise.
4871 * c-tree.h: Likewise.
4872 * c-decl.c: Likewise.
4873 * c-errors.c: Likewise.
4874 * c-typeck.c: Likewise.
4875 * c-common.c: Likewise.
4876 * c-parser.c: Likewise.
4878 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4881 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4882 with MODE_VECTOR_INT mode.
4884 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4887 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4888 initialized outside the current module.
4889 (warn_uninitialized_var): Ignore left-hand side when walking the
4890 trees. Ignore address expressions. Examine VUSE operands in gimple
4891 statements with a variable declaration on the right-hand side.
4893 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4896 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4898 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4901 * c-common.c (conversion_warning): Do not warn if applying bit-and
4902 operator to unsigned constant that fits in the target type.
4904 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4907 * c-common.c (conversion_warning): Do not warn for artificial
4910 2008-08-20 Richard Guenther <rguenther@suse.de>
4912 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4913 (extract_range_from_binary_expr): Fall back to constant propagation.
4914 (extract_range_from_unary_expr): Likewise.
4916 2008-08-20 Richard Guenther <rguenther@suse.de>
4918 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4919 with TREE_THIS_VOLATILE on shared nodes.
4920 (fold_stmt_r): Likewise.
4922 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4925 * c-parser.c (c_parser_attributes): For keywords use canonical
4926 spelling for attr_name.
4928 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4930 * value-prof.c (check_counter): Revert wrong call to error.
4932 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4934 * profile.c: Update calls to inform.
4935 * value-prof.c: Update calls to inform.
4937 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4939 * diagnostic.c (inform): Add an explicit location_t parameter.
4940 * toplev.h (inform): Update declaration.
4941 * builtins.c: Update all calls to inform.
4942 * c-common.c: Likewise.
4943 * c-decl.c: Likewise.
4944 * c-opts.c: Likewise.
4945 * c-pch.c: Likewise.
4946 * c-pragma.c: Likewise.
4947 * c-typeck.c: Likewise.
4948 * coverage.c: Likewise.
4950 * toplev.c: Likewise.
4951 * tree-cfg.c: Likewise.
4952 * tree-ssa.c: Likewise.
4954 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4957 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4958 V2DI mode, for SSE4.1, use movq instead of vector set if the
4959 second element is zero and inter-unit moves are OK.
4961 2008-08-20 Richard Guenther <rguenther@suse.de>
4963 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4964 properly handle conversion/copy chains after tuplification.
4966 2008-08-20 Richard Guenther <rguenther@suse.de>
4968 * passes.c (init_optimization_passes): Move the second
4969 forwprop pass before alias computation. Remove the second
4970 DCE pass. Remove the first dominator and phi copy/const
4973 2008-08-20 Nick Clifton <nickc@redhat.com>
4975 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4976 support of this feature. Do not assume that a sufficiently new
4977 assembler will support the feature regardless of the target type.
4978 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4979 * configure: Regenerate.
4981 2008-08-20 Richard Guenther <rguenther@suse.de>
4983 * tree-vrp.c (found_in_subgraph): Remove.
4984 (live): New global static.
4985 (live_on_edge): New function.
4986 (blocks_visited): Remove.
4987 (register_edge_assert_for_2): Use live_on_edge.
4988 (find_conditional_asserts): Remove code dealing with
4989 found_in_subgraph. Do not walk the CFG.
4990 (find_switch_asserts): Likewise.
4991 (find_assert_locations_1): Renamed from find_assert_locations.
4992 Move finding assert locations for conditional and switch
4993 statements first. Update live bitmap. Do not walk the CFG.
4994 (find_assert_locations): New function.
4995 (insert_range_assertions): Remove entry of CFG walk.
4996 Adjust call to find_assert_locations.
4997 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4998 that only can appear because of fake exit edges but assert we
4999 never try to insert on those.
5000 (fini_pre): Do not remove fake exit edges here...
5001 (execute_pre): ...but here, before committing edge inserts.
5003 2008-08-19 Richard Guenther <rguenther@suse.de>
5005 * passes.c (init_optimization_passes): Exchange store-ccp
5008 2008-08-19 Rafael Espíndola <espindola@google.com>
5010 * varasm.c (weak_decls): Move earlier in the file.
5011 (assemble_external): Add weak decls to the weak_decls list.
5012 (declare_weak): Don't add decls to the weak_decls list.
5014 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5017 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5018 before (sse2_shufpd_<mode>).
5020 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5023 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5024 * tree.c (block_nonartificial_location): Likewise.
5026 2008-08-19 Richard Guenther <rguenther@suse.de>
5028 PR tree-optimization/35972
5029 PR tree-optimization/23094
5030 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5032 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5033 handle MISALIGNED_INDIRECT_REF.
5034 (get_ref_from_reference_ops): New helper.
5035 (vn_reference_lookup_pieces): Walk the use-def chain using the
5036 alias-oracle if requested.
5037 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5038 walking the use-def chain.
5039 (compute_avail): But not here.
5040 (create_component_ref_by_pieces_1): Properly handle
5041 MISALIGNED_INDIRECT_REF.
5042 (do_regular_insertion): Handle fully redundant
5043 expressions after PHI-translation also for SSA_NAME values, not
5044 only constants. Correctly use edoubleprime for that.
5046 2008-08-19 Ira Rosen <irar@il.ibm.com>
5048 * tree-vectorizer.c (supportable_widening_operation): Support
5049 multi-step conversion, return the number of steps in such conversion
5050 and the required intermediate types.
5051 (supportable_narrowing_operation): Likewise.
5052 * tree-vectorizer.h (vect_pow2): New function.
5053 (supportable_widening_operation): Change argument types.
5054 (supportable_narrowing_operation): Likewise.
5055 (vectorizable_type_promotion): Add an argument.
5056 (vectorizable_type_demotion): Likewise.
5057 * tree-vect-analyze.c (vect_analyze_operations): Call
5058 vectorizable_type_promotion and vectorizable_type_demotion with
5059 additional argument.
5060 (vect_get_and_check_slp_defs): Detect patterns.
5061 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5063 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5064 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5065 factor according to the smallest type in the loop.
5066 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5067 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5068 supportable_widening_operation with correct arguments.
5069 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5070 operands lists according to the number of vector statements in left
5071 or right node, if exists.
5072 (vect_gen_widened_results_half): Remove unused argument.
5073 (vectorizable_conversion): Call supportable_widening_operation,
5074 supportable_narrowing_operation, and vect_gen_widened_results_half
5075 with correct arguments.
5076 (vectorizable_assignment): Change documentation, support multiple
5078 (vectorizable_operation): Likewise.
5079 (vect_get_loop_based_defs): New function.
5080 (vect_create_vectorized_demotion_stmts): Likewise.
5081 (vectorizable_type_demotion): Support loop-aware SLP and general
5082 multi-step conversion. Call vect_get_loop_based_defs and
5083 vect_create_vectorized_demotion_stmts for transformation.
5084 (vect_create_vectorized_promotion_stmts): New function.
5085 (vectorizable_type_promotion): Support loop-aware SLP and general
5086 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5088 (vectorizable_store): Change documentation, support multiple
5090 (vectorizable_load): Likewise.
5091 (vect_transform_stmt): Pass SLP_NODE to
5092 vectorizable_type_promotion and vectorizable_type_demotion.
5093 (vect_schedule_slp_instance): Move here the calculation of number
5094 of vectorized statements for each node from...
5095 (vect_schedule_slp): ... here.
5096 (vect_transform_loop): Call vect_schedule_slp without the last
5099 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5102 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5103 to == in assert statement.
5104 (vectorizable_reduction): Fix typo.
5106 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5109 * value-prof.c (check_counter): Dereference pointer to overall
5110 count when printing it.
5112 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5114 * profile.h: Really add it.
5116 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5118 * mcf.c: Really add it.
5120 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5121 Vinodha Ramasamy <vinodha@google.com>
5123 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5125 * value-prof.c (check_counter): Fix the counter if
5126 flag_profile_correction is true.
5127 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5128 tree_mod_subtract_transform):
5129 Follow check_counter parameter change.
5130 * common.opt (fprofile-correction): New option.
5132 * profile.h: Likewise.
5133 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5134 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5135 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5137 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5138 flag_profile_correction is set.
5140 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5142 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5144 2008-08-18 Tomas Bily <tbily@suse.cz>
5146 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5147 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5149 * tree-data-ref.c (split_constant_offset_1): Likewise.
5150 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5151 * tree-sra.c (sra_walk_expr): Likewise.
5152 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5153 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5154 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5155 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5157 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5158 * tree-vect-transform.c (vectorizable_type_demotion)
5159 (vectorizable_type_promotion): Likewise.
5160 * tree-inline.c (expand_call_inline):
5161 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5162 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5163 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5164 * expr.c (expand_expr_real_1): Likewise.
5165 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5166 (gimple_assign_unary_useless_conversion_p): Likewise.
5167 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5168 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5169 * fold-const.c (fold_unary): Likewise.
5170 * tree.h (CONVERT_EXPR_P): Likewise.
5171 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5172 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5174 (register_edge_assert_for_2, extract_range_from_unary_expr)
5175 (register_edge_assert_for_1): Likewise.
5177 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5179 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5180 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5181 (enum real_value_const): Delete.
5182 (get_real_const): Delete.
5183 * real.c (get_real_const): Delete.
5184 (dconst_e_ptr): Define.
5185 (dconst_third_ptr): Define.
5186 (dconst_sqrt2_ptr): Define.
5187 * builtins.c: Update all callers.
5189 2008-08-18 Richard Guenther <rguenther@suse.de>
5191 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5192 statement iterator after statement removal.
5194 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5196 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5197 (detect_processor_freebsd): Likewise.
5198 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5200 2008-08-18 Richard Guenther <rguenther@suse.de>
5202 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5203 and loads have the correct types.
5205 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5208 * c-opts.c (cpp_opts): Remove static.
5209 * c-parser.c (cpp_opts): Declare it extern.
5210 (disable_extension_diagnostics): Handle cpp options.
5211 (enable_extension_diagnostics): Likewise.
5213 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5215 * diagnostics.c (permerror_at): Rename as permerror.
5216 (permerror): Delete.
5217 * toplev.h: Likewise.
5219 2008-08-18 Richard Guenther <rguenther@suse.de>
5221 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5222 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5223 Move call_cdce before build_alias. Move copyrename2,
5224 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5225 right after final inlining.
5226 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5227 (pass_build_cfg): But instead via TODO_dump_func.
5229 2008-08-18 Richard Guenther <rguenther@suse.de>
5231 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5233 (scalarize_init): If we failed to generate some initializers
5234 do not generate zeros for not instantiated members. Instead
5235 rely on the copy out.
5236 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5237 about missing flow-sensitive alias info only if we have
5240 2008-08-17 Nick Clifton <nickc@redhat.com>
5242 * doc/extend.texi (Function Attributes): Fix typo in description
5243 if hot function attribute.
5245 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5246 Richard Sandiford <rdsandiford@googlemail.com>
5248 * doc/install.texi (--with-mips-plt): Document.
5249 * doc/invoke.texi (-mplt, -mno-plt): Document.
5250 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5251 and handle ${with_mips_plt}.
5252 * config/mips/mips.opt (mplt): New option.
5253 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5254 (TARGET_ABICALLS_PIC2): Likewise.
5255 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5256 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5257 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5258 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5259 to decide whether to output ".option picX" directives.
5260 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5261 Pass -call_nonpic rather than -KPIC for -mplt.
5262 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5263 on the command line. Also remove it when -mabi=64 is used without
5265 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5266 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5267 TARGET_ABICALLS_PIC0.
5268 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5270 (mips16_build_function_stub): Only output ".option pic" directives
5271 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5272 (mips16_build_call_stub): Fix comment and remove redundant
5273 ".set at"/"set .noat" directives.
5274 (mips_function_rodata_section): Use the default behaviour for
5275 TARGET_ABSOLUTE_ABICALLS.
5276 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5277 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5278 (mips_restore_gp): Do nothing if the current function doesn't use
5280 (mips_expand_prologue): Only save $gp if the current function uses it.
5281 Use a normal move for TARGET_ABICALLS_PIC0.
5282 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5284 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5286 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5287 of function when handling GLOBAL_POINTER_REGNUM.
5289 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5292 * common.opt (-fstack-check): Do not declare the variable here.
5293 (-fstack-check=): New option variant.
5294 * doc/invoke.texi (Code Gen Options): Document it.
5295 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5296 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5297 (STACK_CHECK_STATIC_BUILTIN): New macro.
5298 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5299 * opts.c: Include expr.h.
5300 (common_handle_option) <OPT_fold_stack_check_>: New case.
5301 <OPT_fstack_check>: Likewise.
5302 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5303 consistently in the test for variable-sized types. Adjust for
5304 new behaviour of flag_stack_check.
5305 * explow.c: Include except.h.
5306 (allocate_dynamic_stack_space): Do not take into account
5307 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5308 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5309 for variable-sized parameters. Treat all parameters whose size is
5310 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5311 stack checking is enabled.
5312 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5313 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5314 if generic stack checking is enabled.
5315 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5316 * reload1.c (reload): Likewise.
5317 * stmt.c (expand_decl): Assert that all automatic variables have
5318 fixed size at this point and remove dead code.
5319 * flags.h (stack_check_type): New enumeration type.
5320 (flag_stack_check): Declare.
5321 * toplev.c (flag_stack_check): New global variable.
5322 * Makefile.in (opts.o): Add dependency on EXPR_H.
5323 (explow.o): Add dependency on except.h.
5325 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5327 * config/avr/avr.c (avr_override_options): Reduce value of
5328 PARAM_INLINE_CALL_COST.
5330 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5332 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5333 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5334 lieu of TYPE_MODE (type) throughout.
5336 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5338 * config/arm/arm.c (add_minipool_backward_ref): Check for
5339 8-byte-aligned entries in second case of forcing insertion after a
5340 particular entry. Change third case to avoid inserting
5341 non-8-byte-aligned entries before 8-byte-aligned ones.
5343 2008-08-15 Richard Guenther <rguenther@suse.de>
5345 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5346 strip components for unknown size accesses.
5348 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5350 * config/s390/2097.md New file.
5351 * config/s390/s390.md ("z10prop" attribute): Define none,
5352 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5353 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5354 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5355 possible values and apply them to insns as appropriate.
5356 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5357 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5358 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5359 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5360 ("bfp" mode attribute): Removed. Every occurence replaced
5362 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5363 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5366 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5369 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5372 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5374 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5375 additional argument. Support reduction when duplication is needed due
5376 to data-types of different sizes in the loop.
5377 (get_initial_def_for_induction): Fix printout.
5378 (vect_get_vec_def_for_stmt_copy): Support case where the
5379 vec_stmt_for_operand is a phi node.
5380 (vectorizable_reduction): Support reduction when duplication is needed
5381 due to data-types of different sizes in the loop.
5382 (vectorizable_call): Remove restriction to not vectorize in case we
5383 have data-types of different sizes in the loop.
5384 (vectorizable_conversion): Likewise.
5385 (vectorizable_operation): Likewise.
5386 (vectorizable_type_demotion): Likewise.
5387 (vectorizable_type_promotion): Likewise.
5388 (vectorizable_induction): Add restriction to not vectorize in case
5389 we have data-types of different sizes in the loop.
5391 2008-08-14 Christophe Saout <christophe@saout.de>
5392 Uros Bizjak <ubizjak@gmail.com>
5395 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5396 (*vec_concatv2di_rex64_sse4_1): Ditto.
5397 (*vec_concatv2di_rex64_sse): Ditto.
5399 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5402 * fold-const.c (fold_widened_comparison): Do not allow
5403 sign changes that change the result even if shorter type
5404 is wider than arg1_unw's type.
5406 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5408 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5409 Skip if the multilib testing specifies -march that does not
5410 agree with the one specified in the testcase.
5412 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5414 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5415 zero extend SImode values being converted to TFmode before passing
5418 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5420 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5421 __PPU__ when targeting the Cell/B.E. PPU processor.
5423 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5425 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5426 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5427 Rematerialize the static chain, if any.
5428 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5431 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5433 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5434 (new_loc_descr): Likewise.
5435 (add_loc_descr): Likewise.
5436 (size_of_loc_descr): Likewise.
5437 (size_of_locs): Likewise.
5438 (output_loc_operands): Likewise.
5439 (output_loc_sequence): Likewise.
5440 (new_reg_loc_descr): New.
5441 (build_cfa_loc): Use it.
5442 (build_cfa_aligned_loc): Likewise.
5443 (one_reg_loc_descriptor): Likewise.
5444 (based_loc_descr): Likewise.
5446 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5449 * doc/invoke.texi (Wmain): Update.
5450 * c-decl.c (start_decl): warn_main is only 0 or 1.
5451 (start_function): Likewise. Fix formatting.
5452 (finish_function): Delete redundant warning.
5453 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5454 * c-opts (c_common_handle_option): -Wall only has effect if
5455 warn_main is uninitialized. OPT_Wmain is automatically
5456 handled. -pedantic also enables Wmain.
5457 (c_common_post_options): Handle all logic for Wmain here.
5458 * c-common.c (warn_main): Delete.
5459 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5460 * c-common.h (warn_main): Delete.
5462 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5465 * expr.c (emit_group_store): Allocate stack temp with the
5466 largest alignment when copying from register to stack.
5468 2008-08-13 Richard Guenther <rguenther@suse.de>
5470 * tree.h (maybe_fold_offset_to_address): Declare.
5471 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5472 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5473 Likewise for POINTER_PLUS_EXPR.
5474 (maybe_fold_offset_to_reference): Enable disabled code.
5475 (maybe_fold_offset_to_address): New function.
5476 (fold_stmt_r): Use it.
5477 (fold_gimple_assign): Likewise.
5478 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5479 (gimplify_expr): Likewise.
5481 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5483 * toplev.h (pedwarn_at): Fix declaration.
5485 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5487 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5488 LINK_SPEC): Use %R in -Y P argument.
5490 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5493 * diagnostic.c (pedwarn_at): New.
5494 * toplev.h (pedwarn_at): Declare.
5495 * c-tree.h (build_enumerator): Update declaration.
5496 * c-decl.c (finish_enum): Update comment.
5497 (build_enumerator): Take a location parameter. Give a pedwarn but do
5498 not perform any conversion.
5499 * c-parser.c (c_parser_enum_specifier): Set correct location for
5502 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5505 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5506 expressions except for conversions to signed:1 bitfields. Handle
5507 COND_EXPR with constant operands.
5509 2008-08-13 Richard Guenther <rguenther@suse.de>
5511 PR tree-optimization/15255
5512 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5513 (struct oecount_s): New struct and VEC types.
5515 (oecount_hash): New function.
5516 (oecount_eq): Likewise.
5517 (oecount_cmp): Likewise.
5518 (zero_one_operation): New function.
5519 (build_and_add_sum): Likewise.
5520 (undistribute_ops_list): Perform un-distribution of multiplication
5521 and division on the chain of summands.
5522 (should_break_up_subtract): Also break up subtracts for factors.
5523 (reassociate_bb): Delete dead visited statements.
5524 Call undistribute_ops_list. Re-sort and optimize if it did something.
5525 * passes.c (init_optimization_passes): Move DSE before
5527 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5530 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5532 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5534 * doc/invoke.texi: Revert unintended checkin.
5536 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5539 * gcc.c (include_spec_function): Tweak call to find_a_file.
5541 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5544 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5545 and TRUTH_ORIF_EXPR.
5546 * dojump.c (do_jump): Likewise.
5548 PR tree-optimization/37084
5549 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5550 if id->regimplify, don't assume stmt is a cast assignment.
5552 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5554 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5556 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5559 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5562 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5564 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5565 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5567 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5568 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5569 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5570 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5571 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5573 * doc/tm.texi (Storage Layout): Remove documentation for
5574 TARGET_FLOAT_FORMAT.
5576 * simplify-rtx.c (simplify_binary_operation_1): Replace
5577 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5579 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5581 * real.h (struct real_format): New member has_sign_dependent_rounding.
5582 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5583 spu_single_format, ieee_double_format, mips_double_format,
5584 motorola_double_format, ieee_extended_motorola_format,
5585 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5586 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5587 mips_extended_format, ieee_quad_format, mips_quad_format,
5588 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5589 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5591 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5592 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5593 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5594 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5595 (ROUND_TOWARDS_ZERO): Likewise.
5597 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5598 (FLOAT_MODE_FORMAT): New macro.
5599 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5600 (MODE_COMPOSITE_P): ... this new macro.
5601 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5602 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5603 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5605 * flags.h: Include "real.h".
5607 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5608 REAL_MODE_FORMAT_COMPOSITE_P.
5609 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5611 * doc/tm.texi (Storage Layout): Remove documentation of
5612 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5613 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
5614 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
5615 they only apply to libgcc2.a.
5617 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5619 * config/spu/float_disf.c: New file.
5620 * config/spu/float_unsdisf.c: New file.
5621 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
5622 (LIB2FUNCS_EXCLUDE): Define.
5624 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5625 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5627 * real.h (struct real_format): New member round_towards_zero.
5628 * real.c (round_for_format): Respect fmt->round_towards_zero.
5629 (ieee_single_format, mips_single_format, motorola_single_format,
5630 spu_single_format, ieee_double_format, mips_double_format,
5631 motorola_double_format, ieee_extended_motorola_format,
5632 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5633 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5634 mips_extended_format, ieee_quad_format, mips_quad_format,
5635 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5636 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5638 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
5639 real_format to choose rounding mode when calling MPFR functions.
5640 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
5641 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
5643 * real.h (real_to_decimal_for_mode): Add prototype.
5644 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
5645 Respect target rounding mode when generating decimal representation.
5646 (real_to_decimal): New stub for backwards compatibility.
5647 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
5648 real_to_decimal_for_mode instead of real_to_decimal.
5650 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
5652 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5653 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5655 * real.c (spu_single_format): New variable.
5656 * real.h (spu_single_format): Declare.
5658 * config/spu/spu.c (spu_override_options): Install SFmode format.
5659 (spu_split_immediate): Use integer mode to operate on pieces of
5660 floating-point values in all cases.
5662 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
5663 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
5664 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
5666 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5668 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
5670 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5672 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
5674 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5677 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
5678 on the VAR_DECL instead of TYPE_READONLY on its type.
5680 2008-08-12 Ira Rosen <irar@il.ibm.com>
5682 * tree-vectorizer.c: Depend on langhooks.h.
5683 (supportable_widening_operation): Add two arguments. Support double
5685 (supportable_narrowing_operation): Likewise.
5686 * tree-vectorizer.h (supportable_widening_operation): Add two
5688 (supportable_narrowing_operation): Likewise.
5689 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
5690 supportable_widening_operation with correct arguments.
5691 * tree-vect-transform.c (vectorizable_conversion): Likewise.
5692 (vectorizable_type_demotion): Support double type conversions.
5693 (vectorizable_type_promotion): Likewise.
5694 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
5696 2008-08-11 Michael Matz <matz@suse.de>
5698 * i386/i386.c (override_options): Move initialisation from
5699 flag_schedule_insns_after_reload to here from ...
5700 (optimization_options): ... here.
5702 2008-08-11 Jakub Jelinek <jakub@redhat.com>
5704 PR rtl-optimization/36998
5705 * dwarf2out.c (compute_barrier_args_size_1,
5706 compute_barrier_args_size): Temporarily remove assertions.
5708 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5711 * tree-ssa.c (struct walk_data): Add new flag
5712 warn_possibly_uninitialized.
5713 (warn_uninitialized_var): Use it.
5714 (warn_uninitialized_vars): New.
5715 (execute_early_warn_uninitialized): Call it.
5716 (execute_late_warn_uninitialized): Likewise.
5718 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5721 * reload1.c (gen_reload): Guard calls to get_secondary_mem
5724 2008-08-09 Jan Hubicka <jh@suse.cz>
5727 * optabs.c (maybe_emit_unop_insn): Remove produced code if
5729 (expand_fix): Be prepared for expansion to fail.
5730 (expand_sfix_optab): Remove instructions if expansion failed.
5732 2008-08-09 Anatoly Sokolov <aesok@post.ru>
5734 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
5736 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
5737 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5739 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5741 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
5742 mips/t-libgcc-mips16 to tmake_file.
5743 * config/mips/mips-protos.h (mips_call_type): New enum.
5744 (mips_pic_base_register, mips_got_load): Declare.
5745 (mips_restore_gp): Take an rtx argument.
5746 (mips_use_pic_fn_addr_reg_p): Declare.
5747 (mips_expand_call): Replace the sibcall_p argument with
5748 a mips_call_type argument. Add a lazy_p parameter.
5749 (mips_split_call): Declare.
5750 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
5751 (MIPS16_PIC_TEMP): Likewise.
5752 (reg_class): Delete M16_NA_REGS.
5753 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5754 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
5755 (mips_split_hi_p): Declare.
5756 * config/mips/mips.c (mips_split_hi_p): New array.
5757 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
5758 (mips_got_symbol_type_p): New function.
5759 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
5760 (mips16_stub_function_p): New function.
5761 (mips16_local_function_p): Likewise.
5762 (mips_use_pic_fn_addr_reg_p): Likewise.
5763 (mips_cannot_force_const_mem): Return false for HIGHs.
5764 Extend CONST_INT and symbolic handling to MIPS16, using
5765 mips_symbol_insns to check that the base symbol type is a
5766 legitimate constant. Reject GOT-based constants if
5767 TARGET_MIPS16_PCREL_LOADS.
5768 (mips_const_insns): Check targetm.cannot_force_const_mem when
5769 decomposing a symbolic base and a large offset.
5770 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
5771 When calling a function that needs $25 from MIPS16 code,
5772 move the target address into $25 separately and add a USE
5774 (mips16_gp_pseudo_reg): Insert the initializer immediately
5775 before the first real insn.
5776 (mips_pic_base_register, mips_got_load): New functions.
5777 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
5778 parameter to LOW_OUT. Say that it can be any valid SET_SRC
5779 when splitting a load-address operation. Split SYMBOL_GOT_DISP
5780 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
5781 (mips_call_tls_get_addr): Update the call to mips_expand_call,
5782 also passing NULL_RTX rather than const0_rtx as the aux argument.
5783 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
5784 instead of TARGET_EXPLICIT_RELOCS.
5785 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
5786 (mips_load_call_address): Replace the sibcall_p argument with
5787 a mips_call_type argument. Use mips_got_load.
5788 (mips16_local_alias): New structure.
5789 (mips16_local_aliases): New variable.
5790 (mips16_local_aliases_hash): New function.
5791 (mips16_local_aliases_eq): Likewise.
5792 (mips16_local_alias): Likewise.
5793 (mips16_stub_function): Likewise.
5794 (mips16_build_function_stub): Create a local alias for the target
5795 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
5796 .cpload directive and an R_MIPS_NONE relocation for the target
5797 function, then load the alias rather than the function itself.
5798 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
5799 (mips16_copy_fpr_return_value): Use mips16_stub_function and
5800 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
5801 (mips16_build_call_stub): Replace the FN parameter with an
5802 FN_PTR parameter. Force the address into a register if it
5803 isn't a call_insn_operand; don't rely on the caller to do this.
5804 If a call to a locally-defined and locally-binding MIPS16
5805 function must be made indirectly, redirect the call to the
5806 function's local alias. Use mips16_stub_function_p,
5807 mips16_stub_function, mips_expand_call and use_reg.
5808 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
5809 Use explicit %hi and %lo accesses where possible.
5810 Use MIPS_CALL to generate the correct code form of a
5811 jal instruction. Add clobbers of $18 instead of uses.
5812 Update the call to mips_emit_call_insn.
5813 (mips_expand_call): Replace the SIBCALL_P argument with a
5814 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
5815 Take a LAZY_P parameter. Call mips16_build_call_stub first,
5816 allowing it to modify the call address. Update the calls to
5817 mips_load_call_address and mips_emit_call_insn.
5818 (mips_split_call): New function.
5819 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
5820 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
5821 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
5822 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
5823 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
5825 (mips_cprestore_slot): New function.
5826 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
5827 and use mips_cprestore_slot.
5828 (mips_output_function_prologue): Handle TARGET_MIPS16 for
5830 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
5831 then use a copygp_mips16 instruction to set up $28.
5832 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
5833 (mips16_lay_out_constants): Call split_all_insns_noflow.
5834 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
5835 false if TARGET_MIPS16.
5836 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
5837 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
5838 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
5839 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
5840 MIPS16 code. Allow MIPS16 o32 PIC.
5841 (mips_override_options): Allow MIPS16 o32 PIC.
5842 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
5843 after reload if TARGET_USE_GOT.
5844 (UNSPEC_COPYGP): New constant.
5845 (length): Use a default length of 8 for MIPS16 GOT loads.
5846 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
5847 (*got_page<mode>): Check mips_split_hi_p.
5848 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
5849 (unspec_got<mode>, unspec_call<mode>): New expanders.
5850 (load_got<mode>, load_call<mode>): Remove the length attributes.
5851 Use a got attribute instead of a type attribute.
5852 (copygp_mips16): New insn.
5853 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
5854 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
5855 (sibcall, sibcall_value, call, call_value): Update the calls
5856 to mips_expand_call.
5857 (call_internal, call_value_internal): Use mips_split_call.
5858 (call_value_multiple_internal): Likewise.
5859 (call_split): Move after call_internal (the insn it is split from).
5860 (call_internal_direct, call_value_internal_direct): Turn into
5861 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5862 (call_direct_split, call_value_direct_split): New patterns.
5863 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5864 and use M16_REGS instead of M16_NA_REGS.
5865 * config/mips/predicates.md (const_call_insn_operand): Replace
5866 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5867 mips_use_pic_fn_addr_reg_p check.
5868 (move_operand): Reject HIGHs if mips_split_hi_p.
5869 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5870 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5871 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5872 * config/mips/libgcc-mips16.ver: New file.
5873 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5874 $(srcdir)/config/mips/libgcc-mips16.ver.
5876 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5878 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
5880 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5881 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5882 (mips16_cfun_returns_in_fpr_p): Likewise.
5884 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5886 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5887 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5888 rather than 4 to PC.
5890 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5892 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5893 (FUNCTION_PROFILER): Save the static chain pointer into $2
5894 beforehand and restore it aftewards.
5895 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5896 address directly into $25 and call the function through $25;
5897 do not clobber $3. Pad the DImode version to cover the space
5898 left by the deleted $25 <- $3 move.
5899 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5900 the removal of the $25 <- $3 move.
5901 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5902 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5904 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5905 Daniel Jacobowitz <dan@codesourcery.com>
5907 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5908 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5909 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5910 * config/mips/mips.c (mips_start_function_definition): New function.
5911 (mips_end_function_definition): Likewise.
5912 (mips_output_function_prologue): Use mips_start_function_definition.
5913 (mips_output_function_epilogue): Use mips_end_function_definition.
5914 (build_mips16_function_stub): Use mips_start_function_definition
5915 and mips_end_function_definition.
5916 (build_mips16_call_stub): Likewise.
5918 2008-08-09 Richard Guenther <rguenther@suse.de>
5920 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5921 * gimple.h (gimple_call_fn): Adjust comment.
5922 (gimple_call_set_fndecl): New function.
5923 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5924 longer having bare FUNCTION_DECL operand.
5925 (gimple_call_return_type): Likewise.
5926 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5928 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5929 (gimple_mod_pow2): Likewise.
5930 (gimple_mod_subtract): Likewise.
5931 (gimple_ic): Likewise.
5932 (gimple_stringop_fixed_value): Likewise.
5933 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5934 longer having bare FUNCTION_DECL operand.
5935 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5936 * omp-low.c (optimize_omp_library_calls): Likewise.
5937 * cgraphunit.c (update_call_expr): Likewise.
5938 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5939 (execute_convert_to_rsqrt): Likewise.
5940 * cfgexpand.c (gimple_to_tree): Simplify.
5941 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5942 bare FUNCTION_DECL operand.
5943 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5944 (convert_gimple_call): Use gimple_call_fndecl.
5945 * c-common.c (c_warn_unused_result): Likewise.
5947 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5950 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5951 (c_finish_return): Likewise.
5952 (c_start_case): Likewise.
5953 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
5954 * c-parser.c (c_parser_condition): New. Call
5955 verify_sequence_points.
5956 (c_parser_paren_condition): Call c_parser_condition.
5957 (c_parser_for_statement): Call c_parser_condition.
5959 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5962 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5963 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5964 Moved from diagnostic.h
5965 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5967 (emit_diagnostic): New.
5968 (warning0, pedwarn0): Delete.
5969 (warning, warning_at, pedwarn, permerror): Return bool.
5970 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5971 Moved to diagnostic.c.
5972 (struct diagnostic_context): Use correct type for
5973 classify_diagnostic.
5974 (diagnostic_report_diagnostic): Update declaration.
5975 (emit_diagnostic): Declare.
5976 * errors.c (warning): Return bool.
5977 * errors.h (warning): Update declaration.
5978 * toplev.h (warning0, pedwarn0): Delete.
5979 (warning, warning_at, pedwarn, permerror): Return bool.
5980 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5981 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5982 inform. Update all calls.
5983 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5984 before giving informative note.
5985 (implicit_decl_warning): Likewise.
5986 * c-typeck.c (build_function_call): Likewise.
5987 * tree-sssa.c (warn_uninit): Likewise.
5988 * builtins.c (gimplify_va_arg_expr): Likewise.
5990 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5993 * doc/invoke.texi (-Wextra): Move warning from here...
5994 (-Wuninitialized): ... to here.
5996 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5999 * flags.h (set_Wunused): Delete
6000 * toplev.c (process_options): Handle Wunused flags here.
6001 * opts.c (maybe_warn_unused_parameter): Delete.
6002 (common_handle_option): Replace set_Wunused by warn_unused.
6003 (set_Wextra): Do not handle Wunused-parameter here.
6004 (set_Wunused): Delete.
6005 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6007 * common.opt (Wunused): Add Var and Init.
6008 (Wunused-function): Likewise.
6009 (Wunused-label): Likewise.
6010 (Wunused-parameter): Likewise.
6011 (Wunused-value): Likewise.
6012 (Wunused-variable): Likewise.
6014 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6016 * doc/invoke.texi: Add cpu_type power7.
6017 * config.in (HAVE_AS_VSX): New.
6018 * config.gcc: Add cpu_type power7.
6019 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6021 * configure: Regenerate.
6022 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6024 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6025 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6026 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6028 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6030 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6031 type to vectorize.builtin_conversion.
6032 (vectorizable_conversion): Likewise.
6033 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6034 integral type as input.
6035 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6037 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6038 and ALTIVEC_BUILTIN_VCTSXS.
6039 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6042 2008-08-08 Richard Guenther <rguenther@suse.de>
6044 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6045 (surely_varying_stmt_p): Calls are varying only if they are
6046 non-builtin and not indirect or have no result.
6047 (ccp_fold): Re-instantiate code before the tuples merge.
6049 2008-08-08 Richard Guenther <rguenther@suse.de>
6051 PR tree-optimization/37056
6052 * gimple.h (gimple_assign_rhs_class): New helper function.
6053 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6054 unary operations properly.
6056 2008-08-07 Jan Hubicka <jh@suse.cz>
6058 * i386.h (ix86_size_cost): Declare.
6059 (ix86_cur_cost): New function macro.
6060 * i386.md (peepholes expanding size and splitters): Predicate by
6061 optimize_insn_for_speed_p.
6062 (peepholes reduce size and splitters): Predicate by
6063 optimize_insn_for_size_p.
6064 * i386.c (ix86_size_cost): Rename from ...
6065 (size_cost): This one.
6066 (override_options): Update.
6067 (decide_alg): Likewise.
6068 (ix86_expand_clear): Use RTL profile.
6069 (ix86_pad_returns): Use RTL profile.
6071 2008-08-07 Jan Hubicka <jh@suse.cz>
6073 * recog.c (split_all_insns): Set RTL profile
6074 (peephole2_optimize): Likewise.
6075 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6076 * combine.c (combine_instructions): Likewise.
6078 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6080 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6082 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6084 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6085 value in a6 after the set_frame_ptr insn.
6087 2008-08-07 Richard Henderson <rth@redhat.com>
6090 * gcc.c (cpp_options): Pass along -g*.
6092 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6094 * config/arm/arm.c (output_move_neon): Update comment describing
6095 big-endian vector layout.
6096 (arm_assemble_integer): Do not handle big-endian NEON vectors
6098 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6099 neon_vget_lane<mode>_sext_internal,
6100 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6101 element indices for big-endian.
6103 2008-08-07 Richard Henderson <rth@redhat.com>
6105 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6106 * configure, config.in: Rebuild.
6107 * debug.h (dwarf2out_do_cfi_asm): Declare.
6108 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6109 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6110 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6111 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6113 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6115 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6116 movv2si_internal): Combine into mov<mode>_internal.
6117 (movv2si_internal_2): Remove.
6119 2008-08-07 Jan Hubicka <jh@suse.cz>
6122 * i386.md (single stringop patterns): Enable unconditionally.
6124 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6127 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6129 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6130 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6132 * config/i386/sse.md (sse2_movq128): New.
6134 * doc/extend.texi: Document __builtin_ia32_movq128.
6136 2008-08-07 Richard Guenther <rguenther@suse.de>
6139 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6140 pointers can access anything.
6142 2008-08-06 Jan Hubicka <jh@suse.cz>
6144 * optabs.c (emit_unop_insn): Break out to ...
6145 (maybe_emit_unop_insn): ... this one.
6146 (expand_sfix_optab): Use maybe variant.
6147 * optabs.h (maybe_emit_unop_insn): Declare.
6149 * i386.md (mov0 patterns): Enable by default.
6150 (FP conversion expanders): Disable expansion of code expanding
6151 sequences when instruction should be optimized for size.
6152 (single strinop patterns): Enable when optimizing for size.
6153 (string expanders): Disable expanding of code expanding sequences
6154 when optimizning instruction for size.
6155 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6157 (ix86_fp_comparison_sahf_cost): Likewise.
6158 (ix86_expand_branch): Likewise.
6159 (ix86_expand_ashl_const): Likewise.
6160 (ix86_split_ashl): Likewise.
6161 (ix86_expand_strlen): Likewise.
6162 (ix86_emit_fp_unordered_jump): Likewie.
6164 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6166 * c-common.c: Fix typo.
6167 (c_common_reswords): Activate more C++ keyword warnings.
6169 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6171 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6174 * diagnostic.c (permerror_at): New.
6175 * toplev.h (permerror_at): Declare.
6177 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6178 Ira Rosen <irar@il.ibm.com>
6180 * tree-vect-transform.c (vect_model_simple_cost): Return
6181 immediately if stmt is pure SLP.
6182 (vect_model_store_cost): Ditto.
6183 (vect_model_load_cost): Ditto.
6184 (vectorizable_store): Remove PURE_SLP check before call
6185 to vect_model_store_cost.
6186 (vect_model_store_cost): When checking whether stmt describe
6187 strided access, add a check that it is not slp_node.
6189 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6192 * c-common.c (warn_for_sign_compare): New. Handle separately the
6193 case that 'constant' is zero.
6194 * c-typeck.c (build_binary_op): Move code to c-common.c
6196 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6198 * config/alpha/alpha.c (alpha_preferred_reload_class,
6199 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6200 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6201 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6202 * config/arm/arm.md: Likewise.
6203 * config/avr/avr-protos.h (preferred_reload_class,
6204 test_hard_reg_class, avr_simplify_comparison_p,
6205 out_shift_with_cnt, class_max_nregs): Likewise.
6206 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6207 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6208 preferred_reload_class, test_hard_reg_class): Likewise.
6209 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6210 bfin_memory_move_cost, bfin_secondary_reload,
6211 bfin_output_mi_thunk): Likewise.
6212 * config/crx/crx.c (crx_secondary_reload_class,
6213 crx_memory_move_cost): Likewise.
6214 * config/frv/frv-protos.h (frv_secondary_reload_class,
6215 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6216 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6217 frv_secondary_reload_class, frv_class_likely_spilled_p,
6218 frv_class_max_nregs): Likewise.
6219 * config/h8300/h8300.c (h8300_classify_operand,
6220 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6222 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6223 * config/ia64/ia64.c (ia64_preferred_reload_class,
6224 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6225 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6226 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6228 * config/m68hc11/m68hc11.c (preferred_reload_class,
6229 m68hc11_memory_move_cost): Likewise.
6230 * config/mcore/mcore.c (mcore_secondary_reload_class,
6231 mcore_reload_class): Likewise.
6232 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6233 mips_class_max_nregs, mips_cannot_change_mode_class,
6234 mips_preferred_reload_class, mips_secondary_reload_class,
6235 mips_output_mi_thunk): Likewise.
6236 * config/mmix/mmix.c (mmix_preferred_reload_class,
6237 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6239 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6241 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6242 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6243 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6244 * config/rs6000/rs6000.c (paired_expand_vector_init,
6245 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6246 compare_section_name, rs6000_memory_move_cost): Likewise.
6247 * config/s390/s390.c (s390_emit_compare_and_swap,
6248 s390_preferred_reload_class, s390_secondary_reload,
6249 legitimize_pic_address, legitimize_tls_address,
6250 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6251 s390_class_max_nregs): Likewise.
6252 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6253 * config/s390/s390.md: Likewise.
6254 * config/score/score-protos.h (score_secondary_reload_class,
6255 score_preferred_reload_class): Likewise.
6256 * config/score/score.c (score_preferred_reload_class,
6257 score_secondary_reload_class): Likewise.
6258 * config/score/score3.c (score3_output_mi_thunk,
6259 score3_preferred_reload_class, score3_secondary_reload_class,
6260 score3_hard_regno_mode_ok): Likewise.
6261 * config/score/score3.h (score3_preferred_reload_class,
6262 score3_secondary_reload_class): Likewise.
6263 * config/score/score7.c (score7_output_mi_thunk,
6264 score7_preferred_reload_class, score7_secondary_reload_class,
6265 score7_hard_regno_mode_ok): Likewise.
6266 * config/score/score7.h (score7_preferred_reload_class,
6267 score7_secondary_reload_class): Likewise.
6268 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6269 output_branchy_insn, add_constant, gen_block_redirect,
6270 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6271 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6272 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6273 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6274 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6275 xstormy16_preferred_reload_class): Likewise.
6276 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6277 xtensa_expand_atomic, override_options,
6278 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6280 * reorg.c (try_merge_delay_insns): Likewise.
6281 * tree.c (merge_dllimport_decl_attributes): Likewise.
6283 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6285 2008-08-06 Michael Matz <matz@suse.de>
6287 * Makefile.in (write_entries_to_file): Quote words.
6288 * gengtype.c: (read_input_line): Skip over leading white-space.
6290 2008-08-06 Marc Gauthier <marc@tensilica.com>
6292 * config.gcc: Match more processor names for Xtensa.
6293 * configure.ac: Likewise.
6294 * doc/install.texi (Specific): Likewise.
6295 * configure: Regenerate.
6297 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6299 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6300 * calls.c (avoid_likely_spilled_reg): Likewise.
6301 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6302 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6303 * config/i386/i386.c (ix86_expand_special_args_builtin,
6304 ix86_secondary_reload): Likewise.
6305 * except.c (struct eh_region, gen_eh_region_catch,
6306 remove_unreachable_regions, duplicate_eh_regions,
6307 assign_filter_values, build_post_landing_pads,
6308 sjlj_find_directly_reachable_regions, remove_eh_handler,
6309 reachable_next_level, foreach_reachable_handler,
6310 can_throw_internal_1, can_throw_external_1,
6311 collect_one_action_chain): Likewise.
6312 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6313 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6314 * function.c (update_temp_slot_address, instantiate_new_reg,
6315 instantiate_virtual_regs_in_rtx,
6316 instantiate_virtual_regs_in_insn): Likewise.
6317 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6318 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6319 gimplify_cleanup_point_expr): Likewise.
6320 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6321 * passes.c (next_pass_1): Likewise.
6322 * print-tree.c (print_node_brief, print_node): Likewise.
6323 * profile.c (branch_prob): Likewise.
6324 * tree-dump.c (dump_register): Likewise.
6325 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6327 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6328 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6329 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6330 copy_arguments_for_versioning, copy_static_chain): Likewise.
6331 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6332 add_new_name_mapping, register_new_name_mapping): Likewise.
6333 * tree-mudflap.c (mf_xform_derefs): Likewise.
6334 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6335 get_init_expr, combine_chains): Likewise.
6336 * tree-pretty-print.c (dump_generic_node): Likewise.
6337 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6338 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6339 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6340 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6342 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6345 * calls.c (expand_call): Use the biggest preferred stack
6348 2008-08-06 Michael Matz <matz@suse.de>
6351 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6352 for reused reload, instead of overwriting them.
6354 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6357 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6358 for incoming stack boundary.
6360 * function.c (assign_parm_find_entry_rtl): Update
6361 parm_stack_boundary.
6363 * function.h (rtl_data): Add parm_stack_boundary.
6365 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6366 parm_stack_boundary for incoming stack boundary.
6368 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6370 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6371 for unrepresentable subregs or treat them as equal to other regs
6372 or subregs with the same register number.
6374 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6377 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6380 2008-08-06 Jan Hubicka <jh@suse.cz>
6382 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6383 frequencies might be hot.
6385 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6387 * reload.c (find_reloads): Force constants into literal pool
6388 also if they are wrapped in a SUBREG.
6390 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6393 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6394 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6395 Don't allow predicated instructions for data speculation.
6396 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6399 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6401 * haifa-sched.c (extend_global): Split to extend_global_data and
6402 extend_region_data. Update all uses.
6403 (extend_all): Rename to extend_block_data.
6405 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6407 * sched-rgn.c (new_ready): Check if instruction can be
6408 speculatively scheduled before attempting speculation.
6409 (debug_rgn_dependencies): Remove wrongful assert.
6411 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6413 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6415 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6417 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6418 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6419 va_size, and type_size.
6421 2008-08-04 Jason Merrill <jason@redhat.com>
6424 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6425 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6427 2008-08-05 Richard Henderson <rth@redhat.com>
6429 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6430 * configure: Rebuild.
6432 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6435 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6436 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6439 2008-08-05 Richard Henderson <rth@redhat.com>
6441 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6442 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6443 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6444 * common.opt (fdwarf2-cfi-asm): New.
6445 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6446 * config.in, configure: Rebuild.
6447 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6448 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
6450 (dw2_force_const_mem): Externalize.
6451 * dwarf2asm.h: Update.
6452 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6453 generate a real label.
6454 (output_cfi_directive): New.
6455 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6456 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6457 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6459 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6460 (output_loc_operands_raw, output_loc_sequence_raw): New.
6461 (output_cfa_loc_raw): New.
6463 2008-08-05 Paul Brook <paul@codesourcery.com>
6465 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6466 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6467 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6468 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6469 * config/arm/arm.h (TARGET_VFPD32): Define.
6470 (TARGET_VFP3): Use TARGET_VFPD32.
6471 (fputype): Add FPUTYPE_VFP3D16.
6472 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6473 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6474 * config/arm/arm-cores.def: Add cortex-r4f.
6475 * config/arm/arm-tune.md: Regenerate.
6477 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6479 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6480 Reword some comments throughout the file.
6482 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6483 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6484 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
6485 MFC_MIN_DMA_LIST_ELEMENTS.
6486 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
6487 MFC_MAX_DMA_LIST_ELEMENTS.
6489 (MFC_START_ENABLE): Remove PPU-only define.
6490 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6491 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6493 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6494 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6495 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6496 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6497 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6498 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6499 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6501 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6502 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6503 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6504 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6506 (spu_read_machine_status): Fix typo.
6508 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6510 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6511 SUBREG of multi-word hard register.
6512 * config/spu/spu.c (valid_subreg): Likewise.
6513 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6515 2008-08-04 Richard Guenther <rguenther@suse.de>
6517 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6518 the candidate with the stripped base if that base is different
6519 from the original base even for offset zero.
6521 2008-08-04 Richard Guenther <rguenther@suse.de>
6524 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6525 check for no_overflow.
6527 2008-08-04 Richard Guenther <rguenther@suse.de>
6529 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6531 2008-08-04 Paul Brook <paul@codesourcery.com>
6533 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6534 (arm_order_regs_for_local_alloc): New function.
6535 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6537 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6539 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6542 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6543 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6544 (ix86_expand_epilogue): Likewise.
6546 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6548 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6551 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6553 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6554 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6555 (*movv2sf_internal_rex64): Ditto.
6557 2008-08-03 Jan Hubicka <jh@suse.cz>
6559 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6560 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6561 * expmed.c (expand_smod_pow2): Likewise.
6563 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6566 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6567 alternative 0 of operand 1.
6568 (*vec_concatv2di_rex64_sse): Ditto.
6569 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6571 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6572 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6573 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6574 (*movv2sf_internal_rex64): Ditto.
6576 2008-08-02 Richard Guenther <rguenther@suse.de>
6579 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6580 (ssedoublesizemode): New mode attribute.
6581 (sse_shufps): Call gen_sse_shufps_v4sf.
6582 (sse_shufps_1): Macroize.
6583 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6584 (sse2_shufpd_1): Macroize.
6585 (vec_extract_odd, vec_extract_even): New expanders.
6586 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6587 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6588 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6589 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6590 (ix86_expand_vector_set): Likewise.
6591 (ix86_expand_reduc_v4sf): Likewise.
6593 2008-08-01 Doug Kwan <dougkwan@google.com>
6595 * matrix-reorg.c: Re-enable all code.
6596 (struct malloc_call_data): Change CALL_STMT to gimple type.
6597 (collect_data_for_malloc_call): Tuplify.
6598 (struct access_site_info): Change STMT to gimple type.
6599 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6600 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6601 (struct free_info): Change STMT to gimple type.
6602 (struct matrix_access_phi_node): Change PHI to gimple type.
6603 (get_inner_of_cast_expr): Remove.
6604 (may_flatten_matrices_1): Tuplify.
6605 (may_flatten_matrices): Ditto.
6606 (mark_min_matrix_escape_level): Ditto.
6607 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6608 (ssa_accessed_in_call_rhs): New
6609 (ssa_accessed_in_assign_rhs): New
6610 (record_access_alloc_site_info): Tuplify.
6611 (add_allocation_site): Ditto.
6612 (analyze_matrix_allocation_site): Ditto.
6613 (analyze_transpose): Ditto.
6614 (get_index_from_offset): Ditto.
6615 (update_type_size): Ditto.
6616 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
6617 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
6618 (analyze_accesses_for_phi_node): Tuplify.
6619 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
6620 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
6621 (analyze_matrix_accesses): Tuplify.
6622 (check_var_data): New call-back type for check_var_notmodified_p.
6623 (check_var_notmodified_p): Tuplify and use call-back struct to
6624 return statement found.
6625 (can_calculate_expr_before_stmt): Factor out statement related code
6627 (can_calculate_stmt_before_stmt): New.
6628 (check_allocation_function): Tuplify.
6629 (find_sites_in_func): Ditto.
6630 (record_all_accesses_in_func): Ditto.
6631 (transform_access_sites): Ditto.
6632 (transform_allocation_sites): Ditto.
6633 (matrix_reorg): Re-enable.
6634 (gate_matrix_reorg): Re-enable.
6636 2008-08-01 Jakub Jelinek <jakub@redhat.com>
6638 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
6639 for labels for which it hasn't been set yet. If it has been set,
6640 stop walking insns and continue with next worklist item.
6641 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
6642 if the only BARRIER is at the very end of a function.
6644 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6646 * cfgexpand.c (expand_stack_alignment): Assert that
6647 stack_realign_drap and drap_rtx must match.
6649 * function.c (instantiate_new_reg): If DRAP is used to realign
6650 stack, replace virtual_incoming_args_rtx with internal arg
6653 2008-08-01 Richard Guenther <rguenther@suse.de>
6655 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
6656 loop information only if we initialized it.
6657 (execute_pre): Call fini_pre with in_fre.
6658 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
6659 if we do not unroll because we hit max-completely-peeled-insns.
6660 Use our estimation for consistency, do allow shrinking.
6662 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6664 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
6665 with MIN_STACK_BOUNDARY.
6666 (ix86_update_stack_boundary): Likewise.
6667 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
6670 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
6671 (MIN_STACK_BOUNDARY): This.
6673 2008-08-01 Richard Guenther <rguenther@suse.de>
6676 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6678 2008-08-01 Richard Guenther <rguenther@suse.de>
6680 PR tree-optimization/36988
6681 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
6682 do not matter if that doesn't change volatile qualification.
6684 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
6686 * configure.ac: Do not generate libada-mk. Do not subst
6688 * libada-mk.in: Remove.
6689 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
6690 * configure: Regenerate.
6692 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
6694 * tree-pass.h: Added comment about not dumping passes with name
6695 starting with star in struct opt_pass.
6696 * passes.c (register_dump_files_1): Don't do dump for a pass with
6697 name starting with star.
6698 * doc/passes.texi (Pass manager): Mention pass names and special
6699 meaning of star prefix to avoid dump.
6701 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
6703 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
6705 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
6706 (ISA_MIPS64R2): New macro.
6707 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
6708 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
6709 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
6710 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
6711 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
6712 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
6713 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
6714 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
6715 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
6716 Move up to keep list alphabetically sorted.
6717 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
6718 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
6720 * doc/invoke.texi (MIPS Options): Add -mips64r2.
6721 (-march=@var{arch}): Add mips64r2.
6723 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6725 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
6727 2008-07-31 Steve Ellcey <sje@cup.hp.com>
6729 * expr.c (expand_assignment): Check for complete type.
6731 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6734 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
6736 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
6737 for stack alignment.
6739 * function.h (rtl_data): Add stack_realign_tried. Update comments.
6741 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
6743 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
6744 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
6746 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6748 PR rtl-optimization/36419
6749 * dwarf2out.c (barrier_args_size): New variable.
6750 (compute_barrier_args_size, compute_barrier_args_size_1): New
6752 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
6753 if not called yet in the current function, use barrier_args_size
6754 array to find the new args_size value.
6755 (dwarf2out_frame_debug): Free and clear barrier_args_size.
6757 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6760 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
6763 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6766 * dwarf2out.c (dwarf2out_args_size_adjust): New.
6767 (dwarf2out_stack_adjust): Use it.
6768 (dwarf2out_frame_debug_expr): Likewise.
6770 2008-07-31 Richard Guenther <rguenther@suse.de>
6772 PR tree-optimization/36978
6773 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
6774 the generated condition.
6776 2008-07-31 Richard Guenther <rguenther@suse.de>
6778 * passes.c (init_optimization_passes): Always call
6779 pass_early_warn_uninitialized.
6780 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
6781 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
6782 * doc/passes.texi (Warn for uninitialized variables): Adjust.
6784 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6787 * builtins.c (maybe_emit_free_warning): New function.
6788 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
6789 maybe_emit_free_warning for BUILT_IN_FREE.
6792 * dwarf2out.c (get_context_die): New function.
6793 (force_decl_die, force_type_die): Use it.
6794 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
6795 returns NULL, force generation of DW_TAG_typedef and put that into
6798 PR preprocessor/36649
6799 * c-pch.c (c_common_read_pch): Save and restore
6800 line_table->trace_includes across PCH restore.
6802 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
6805 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
6807 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6810 * final.c (call_from_call_insn): Handle COND_EXEC.
6812 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6814 * builtins.c (std_gimplify_va_arg_expr): Replace
6815 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
6816 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6818 2008-07-30 Joey Ye <joey.ye@intel.com>
6819 H.J. Lu <hongjiu.lu@intel.com>
6821 * builtins.c (expand_builtin_setjmp_receiver): Replace
6822 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
6823 (expand_builtin_apply_args_1): Likewise.
6824 (expand_builtin_longjmp): Need DRAP for stack alignment.
6825 (expand_builtin_apply): Likewise.
6827 * caller-save.c (setup_save_areas): Call assign_stack_local_1
6828 instead of assign_stack_local to allow alignment reduction.
6830 * calls.c (emit_call_1): Need DRAP for stack alignment if
6832 (expand_call): Replace virtual_incoming_args_rtx with
6833 crtl->args.internal_arg_pointer.
6834 * stmt.c (expand_nl_goto_receiver): Likewise.
6836 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
6837 alignment and store to stack_alignment_estimated and
6838 max_used_stack_slot_alignment.
6839 (expand_one_var): Likewise.
6840 (expand_stack_alignment): New function.
6841 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
6842 and stack_alignment_estimated fields in rtl_data. Call
6843 expand_stack_alignment at end.
6845 * defaults.h (INCOMING_STACK_BOUNDARY): New.
6846 (MAX_STACK_ALIGNMENT): Likewise.
6847 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
6848 (SUPPORTS_STACK_ALIGNMENT): Likewise.
6850 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
6851 stack alignment when generating virtual registers.
6853 * function.c (assign_stack_local): Renamed to ...
6854 (assign_stack_local_1): This. Add a parameter to indicate
6855 if it is OK to reduce alignment.
6856 (assign_stack_local): Use it.
6857 (instantiate_new_reg): Instantiate virtual incoming args rtx
6858 to vDRAP if stack realignment and DRAP is needed.
6859 (assign_parms): Collect parameter/return type alignment and
6860 contribute to stack_alignment_estimated.
6861 (locate_and_pad_parm): Likewise.
6862 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6863 with crtl->args.internal_arg_pointer.
6865 * function.h (rtl_data): Add new field drap_reg,
6866 max_used_stack_slot_alignment, stack_alignment_estimated,
6867 stack_realign_needed, need_drap, stack_realign_processed and
6868 stack_realign_finalized.
6869 (stack_realign_fp): New macro.
6870 (stack_realign_drap): Likewise.
6872 * global.c (compute_regsets): Frame pointer is needed when
6873 stack is realigned. Can eliminate frame pointer when stack is
6874 realigned and dynamic realigned argument pointer isn't used.
6876 * reload1.c (update_eliminables): Frame pointer is needed
6877 when stack is realigned.
6878 (init_elim_table): Can eliminate frame pointer when stack is
6879 realigned and dynamic realigned argument pointer isn't used.
6881 * rtl.h (assign_stack_local_1): Declare new funtion.
6883 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6884 (TARGET_GET_DRAP_RTX): Likewise.
6885 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6886 TARGET_GET_DRAP_RTX.
6888 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6890 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6891 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6893 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6894 H.J. Lu <hongjiu.lu@intel.com>
6896 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6897 vdrap_reg, stack_realign and drap_reg_saved.
6898 (add_cfi): Don't allow redefining CFA when DRAP is used.
6899 (reg_save): Handle stack alignment.
6900 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6901 alignment. Don't generate DWARF information for (set fp sp)
6903 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6905 (int_loc_descriptor): Move prototype forward. Also define if
6906 DWARF2_UNWIND_INFO is true.
6907 (output_cfa_loc): Handle DW_CFA_expression.
6908 (build_cfa_aligned_loc): New.
6909 (based_loc_descr): Update assert for stack realign. For local
6910 variables, use sp+offset when stack is aligned without drap and
6911 fp+offset when stack is aligned with drap. For arguments, use
6912 cfa+offset when drap is used to align stack.
6914 2008-07-30 Joey Ye <joey.ye@intel.com>
6915 H.J. Lu <hongjiu.lu@intel.com>
6917 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6919 (ix86_gen_andsp): New.
6920 (ix86_user_incoming_stack_boundary): Likewise.
6921 (ix86_default_incoming_stack_boundary): Likewise.
6922 (ix86_incoming_stack_boundary): Likewise.
6923 (ix86_can_eliminate): Likewise.
6924 (find_drap_reg): Likewise.
6925 (ix86_update_stack_boundary): Likewise.
6926 (ix86_get_drap_rtx): Likewise.
6927 (ix86_finalize_stack_realign_flags): Likewise.
6928 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6929 (TARGET_GET_DRAP_RTX): Likewise.
6930 (override_options): Overide option value for new options.
6931 (ix86_function_ok_for_sibcall): Remove check for
6932 force_align_arg_pointer.
6933 (ix86_handle_cconv_attribute): Likewise.
6934 (ix86_function_regparm): Likewise.
6935 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6936 (ix86_va_start): Replace virtual_incoming_args_rtx with
6937 crtl->args.internal_arg_pointer.
6938 (ix86_select_alt_pic_regnum): Check DRAP register.
6939 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6940 (ix86_compute_frame_layout): Compute frame layout wrt stack
6942 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6943 (ix86_expand_prologue): Decide if stack realignment is needed
6944 and generate prologue code accordingly.
6945 (ix86_expand_epilogue): Generate epilogue code wrt stack
6946 realignment is really needed or not.
6948 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6949 (ABI_STACK_BOUNDARY): Likewise.
6950 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6951 (STACK_REALIGN_DEFAULT): Likewise.
6952 (INCOMING_STACK_BOUNDARY): Likewise.
6953 (MAX_STACK_ALIGNMENT): Likewise.
6954 (ix86_incoming_stack_boundary): Likewise.
6955 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6956 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6957 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6958 (machine_function): Remove force_align_arg_pointer.
6960 * config/i386/i386.md (BX_REG): New.
6961 (R13_REG): Likewise.
6963 * config/i386/i386.opt (mforce_drap): New.
6964 (mincoming-stack-boundary): Likewise.
6965 (mstackrealign): Add Init(-1).
6967 * config/i386/i386-protos.h (ix86_can_eliminate): New
6969 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6971 * doc/extend.texi: Update force_align_arg_pointer.
6973 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6976 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6977 (INCOMING_STACK_BOUNDARY): Likewise.
6978 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6979 (TARGET_GET_DRAP_RTX): Likewise.
6981 2008-07-30 Andreas Schwab <schwab@suse.de>
6983 PR rtl-optimization/36929
6984 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6985 add_insn_before and fix argument order.
6986 (replace_inc_dec_mem): Handle NULL rtx.
6988 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6990 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6992 (arm_compute_initial_elimination_offset): Use it.
6993 (arm_compute_save_reg_mask): Include static chain save slot when
6994 calculating alignment.
6995 (arm_get_frame_offsets): Ditto.
6996 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6997 that we can use to decrement the stack when the stack decrement
6998 could be too big for an immediate value in a single insn.
6999 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7001 2008-07-30 Richard Guenther <rguenther@suse.de>
7003 PR tree-optimization/36967
7004 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7005 Release defs of statements we remove.
7007 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7009 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7010 instead of NULL_RTVEC.
7012 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7016 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7019 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
7021 * final.c (call_from_call_insn): New.
7022 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7024 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7026 * configure.ac: Substitute ADA_CFLAGS.
7027 * configure: Regenerate.
7028 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7029 * Makefile.in: Remove mention of X_* variables.
7030 * config/pa/x-ada-hpux10: Remove.
7031 * config/pa/x-ada: Remove.
7033 * doc/fragments.texi: Update.
7035 2008-07-30 Olivier Hainque <hainque@adacore.com>
7037 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7038 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7039 __dso_handle explicitly here.
7041 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7044 * c-typeck.c (build_binary_op): Encapsulate code into...
7045 * c-common.c (shorten_binary_op): ...this new function.
7046 (conversion_warning): Use the new function. Handle non-negative
7047 constant in bitwise-and.
7048 * c-common.h (shorten_binary_op): Declare.
7050 2008-07-30 Olivier Hainque <hainque@adacore.com>
7052 * scan.c (make_sstring_space): Add explicit conversions of
7053 allocator's return value.
7054 * fix-header.c (recognized_function): Likewise.
7056 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7058 * doc/cpp.texi: Update to GFDL 1.2.
7059 * doc/gcc.texi: Do not list GPL as Invariant Section.
7060 * doc/gccint.texi: Likewise. Update copyright years.
7061 * doc/install.texi: Update copyright years.
7063 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7066 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7067 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7069 2008-07-29 Jan Hubicka <jh@suse.cz>
7071 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7072 (grokdeclarator): Likewise.
7073 * langhooks.c (lhd_warn_unused_global_decl): Use
7074 DECL_DECLARED_INLINE_P.
7075 * print-tree.c (print_node): Remove DECL_INLINE check.
7077 2008-07-29 Richard Guenther <rguenther@suse.de>
7079 PR tree-optimization/36945
7080 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7081 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7082 Record invariant addresses un-decomposed.
7083 (copy_reference_ops_from_call): Record reference call
7084 arguments properly. Simplify.
7085 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7086 helper split out from ...
7087 (create_component_ref_by_pieces): ... here. Simplify.
7088 Prepare for recursive invocation for call arguments.
7089 (create_expression_by_pieces): Adjust call to
7090 create_component_ref_by_pieces.
7091 (compute_avail): Process operand 2 of reference ops.
7093 2008-07-29 Richard Guenther <rguenther@suse.de>
7095 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7097 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7099 * c-format.c (check_format_types): Revert unwanted checkin.
7101 2008-07-29 Jan Hubicka <jh@suse.cz>
7103 * flags.h (flag_really_no_inline): Remove.
7104 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7105 * toplev.c (flag_really_no_inline): Remove.
7106 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7107 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7108 (cgraph_decide_inlining_incrementally): Likewise.
7109 (compute_inline_parameters): Likewise.
7110 * opts.c (decode_options): Simplify.
7111 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7112 * common.opt (finline): Initialize to 1.
7113 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7115 2008-07-29 Jan Hubicka <jh@suse.cz>
7117 * predict.c (always_optimize_for_size_p): New function.
7118 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7119 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7120 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7122 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7123 * function.c (prepare_function_start): Set default profile.
7124 * function.h (rtl_data): Add maybe_hot_insn_p.
7125 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7126 (construct_exit_block): Likewise.
7127 (tree_expand_cfg): Likewise.
7129 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7130 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7131 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7132 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7135 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7138 * c-decl.c (merge_decls): Merge USED flags.
7140 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7142 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7143 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7144 next_stack, lab_false and lab_over trees.
7146 2008-07-28 Richard Guenther <rguenther@suse.de>
7148 PR tree-optimization/36957
7149 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7150 (useless_type_conversion_p): Remove.
7151 (types_compatible_p): Remove.
7152 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7153 (useless_type_conversion_p): Declare.
7154 (types_compatible_p): Declare.
7155 (gimple_expr_type): Return the base type only if it is
7156 trivially convertible to the subtype.
7158 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7160 * configure.ac: Use the m4_do macro to concatenate the warnings into
7161 one string in ACX_PROG_CC_WARNING_OPTS,
7162 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7163 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7164 * configure: Regenerate.
7166 2008-07-28 Richard Guenther <rguenther@suse.de>
7168 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7169 (insert_fake_stores): Remove.
7170 (realify_fake_stores): Likewise.
7171 (execute_pre): Remove dead code.
7172 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7173 (find_func_aliases): Deal with it here instead.
7174 Re-enable gcc_unreachable call.
7176 2008-07-28 Richard Guenther <rguenther@suse.de>
7178 Merge from gimple-tuples-branch.
7180 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7181 * gimple.def: New file.
7182 * gsstruct.def: Likewise.
7183 * gimple-iterator.c: Likewise.
7184 * gimple-pretty-print.c: Likewise.
7185 * tree-gimple.c: Removed. Merged into ...
7186 * gimple.c: ... here. New file.
7187 * tree-gimple.h: Removed. Merged into ...
7188 * gimple.h: ... here. New file.
7190 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7191 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7192 --enable-checking=gimple flag.
7193 * config.in: Likewise.
7194 * configure: Regenerated.
7196 * tree-ssa-operands.h: Tuplified.
7197 * tree-vrp.c: Likewise.
7198 * tree-loop-linear.c: Likewise.
7199 * tree-into-ssa.c: Likewise.
7200 * tree-ssa-loop-im.c: Likewise.
7201 * tree-dump.c: Likewise.
7202 * tree-complex.c: Likewise.
7203 * cgraphbuild.c: Likewise.
7204 * tree-ssa-threadupdate.c: Likewise.
7205 * tree-ssa-loop-niter.c: Likewise.
7206 * tree-pretty-print.c: Likewise.
7207 * tracer.c: Likewise.
7208 * gengtype.c: Likewise.
7209 * tree-loop-distribution.c: Likewise.
7210 * tree-ssa-loop-unswitch.c: Likewise.
7211 * cgraph.c: Likewise.
7212 * cgraph.h: Likewise.
7213 * tree-ssa-loop-manip.c: Likewise.
7214 * value-prof.c: Likewise.
7215 * tree-ssa-loop-ch.c: Likewise.
7216 * tree-tailcall.c: Likewise.
7217 * value-prof.h: Likewise.
7220 * tree-pass.h: Likewise.
7221 * ipa-cp.c: Likewise.
7222 * tree-scalar-evolution.c: Likewise.
7223 * tree-scalar-evolution.h: Likewise.
7224 * target.h: Likewise.
7225 * lambda-mat.c: Likewise.
7226 * tree-phinodes.c: Likewise.
7227 * diagnostic.h: Likewise.
7228 * builtins.c: Likewise.
7229 * tree-ssa-alias-warnings.c: Likewise.
7230 * cfghooks.c: Likewise.
7231 * fold-const.c: Likewise.
7232 * cfghooks.h: Likewise.
7233 * omp-low.c: Likewise.
7234 * tree-ssa-dse.c: Likewise.
7235 * ipa-reference.c: Likewise.
7236 * tree-ssa-uncprop.c: Likewise.
7237 * toplev.c: Likewise.
7238 * tree-gimple.c: Likewise.
7239 * tree-gimple.h: Likewise.
7240 * tree-chrec.c: Likewise.
7241 * tree-chrec.h: Likewise.
7242 * tree-ssa-sccvn.c: Likewise.
7243 * tree-ssa-sccvn.h: Likewise.
7244 * cgraphunit.c: Likewise.
7245 * tree-ssa-copyrename.c: Likewise.
7246 * tree-ssa-ccp.c: Likewise.
7247 * tree-ssa-loop-ivopts.c: Likewise.
7248 * tree-nomudflap.c: Likewise.
7249 * tree-call-cdce.c: Likewise.
7250 * ipa-pure-const.c: Likewise.
7251 * c-format.c: Likewise.
7252 * tree-stdarg.c: Likewise.
7253 * tree-ssa-math-opts.c: Likewise.
7254 * tree-ssa-dom.c: Likewise.
7255 * tree-nrv.c: Likewise.
7256 * tree-ssa-propagate.c: Likewise.
7257 * ipa-utils.c: Likewise.
7258 * tree-ssa-propagate.h: Likewise.
7259 * tree-ssa-alias.c: Likewise.
7260 * gimple-low.c: Likewise.
7261 * tree-ssa-sink.c: Likewise.
7262 * ipa-inline.c: Likewise.
7263 * c-semantics.c: Likewise.
7264 * dwarf2out.c: Likewise.
7266 * tree-ssa-loop-ivcanon.c: Likewise.
7267 * predict.c: Likewise.
7268 * tree-ssa-loop.c: Likewise.
7269 * tree-parloops.c: Likewise.
7270 * tree-ssa-address.c: Likewise.
7271 * tree-ssa-ifcombine.c: Likewise.
7272 * matrix-reorg.c: Likewise.
7273 * c-decl.c: Likewise.
7274 * tree-eh.c: Likewise.
7275 * c-pretty-print.c: Likewise.
7276 * lambda-trans.c: Likewise.
7277 * function.c: Likewise.
7278 * langhooks.c: Likewise.
7279 * ebitmap.h: Likewise.
7280 * tree-vectorizer.c: Likewise.
7281 * function.h: Likewise.
7282 * langhooks.h: Likewise.
7283 * tree-vectorizer.h: Likewise.
7284 * ipa-type-escape.c: Likewise.
7285 * ipa-type-escape.h: Likewise.
7286 * domwalk.c: Likewise.
7287 * tree-if-conv.c: Likewise.
7288 * profile.c: Likewise.
7289 * domwalk.h: Likewise.
7290 * tree-data-ref.c: Likewise.
7291 * tree-data-ref.h: Likewise.
7292 * tree-flow-inline.h: Likewise.
7293 * tree-affine.c: Likewise.
7294 * tree-vect-analyze.c: Likewise.
7295 * c-typeck.c: Likewise.
7296 * gimplify.c: Likewise.
7297 * coretypes.h: Likewise.
7298 * tree-ssa-phiopt.c: Likewise.
7299 * calls.c: Likewise.
7300 * tree-ssa-coalesce.c: Likewise.
7301 * tree.def: Likewise.
7302 * tree-dfa.c: Likewise.
7303 * except.c: Likewise.
7304 * except.h: Likewise.
7305 * cfgexpand.c: Likewise.
7306 * tree-cfgcleanup.c: Likewise.
7307 * tree-ssa-pre.c: Likewise.
7308 * tree-ssa-live.c: Likewise.
7309 * tree-sra.c: Likewise.
7310 * tree-ssa-live.h: Likewise.
7311 * tree-predcom.c: Likewise.
7312 * lambda.h: Likewise.
7313 * tree-mudflap.c: Likewise.
7314 * ipa-prop.c: Likewise.
7315 * print-tree.c: Likewise.
7316 * tree-ssa-copy.c: Likewise.
7317 * ipa-prop.h: Likewise.
7318 * tree-ssa-forwprop.c: Likewise.
7319 * ggc-page.c: Likewise.
7320 * c-omp.c: Likewise.
7321 * tree-ssa-dce.c: Likewise.
7322 * tree-vect-patterns.c: Likewise.
7323 * tree-ssa-ter.c: Likewise.
7324 * tree-nested.c: Likewise.
7325 * tree-ssa.c: Likewise.
7326 * lambda-code.c: Likewise.
7327 * tree-ssa-loop-prefetch.c: Likewise.
7328 * tree-inline.c: Likewise.
7329 * tree-inline.h: Likewise.
7330 * tree-iterator.c: Likewise.
7331 * tree-optimize.c: Likewise.
7332 * tree-ssa-phiprop.c: Likewise.
7333 * tree-vect-transform.c: Likewise.
7334 * tree-object-size.c: Likewise.
7335 * tree-outof-ssa.c: Likewise.
7336 * cfgloop.c: Likewise.
7337 * system.h: Likewise.
7338 * tree-profile.c: Likewise.
7339 * cfgloop.h: Likewise.
7340 * c-gimplify.c: Likewise.
7341 * c-common.c: Likewise.
7342 * tree-vect-generic.c: Likewise.
7343 * tree-flow.h: Likewise.
7344 * c-common.h: Likewise.
7345 * basic-block.h: Likewise.
7346 * tree-ssa-structalias.c: Likewise.
7347 * tree-switch-conversion.c: Likewise.
7348 * tree-ssa-structalias.h: Likewise.
7349 * tree-cfg.c: Likewise.
7350 * passes.c: Likewise.
7351 * ipa-struct-reorg.c: Likewise.
7352 * ipa-struct-reorg.h: Likewise.
7353 * tree-ssa-reassoc.c: Likewise.
7354 * cfgrtl.c: Likewise.
7355 * varpool.c: Likewise.
7357 * tree-ssanames.c: Likewise.
7358 * tree-ssa-threadedge.c: Likewise.
7359 * langhooks-def.h: Likewise.
7360 * tree-ssa-operands.c: Likewise.
7361 * config/alpha/alpha.c: Likewise.
7362 * config/frv/frv.c: Likewise.
7363 * config/s390/s390.c: Likewise.
7364 * config/m32c/m32c.c: Likewise.
7365 * config/m32c/m32c-protos.h: Likewise.
7366 * config/spu/spu.c: Likewise.
7367 * config/sparc/sparc.c: Likewise.
7368 * config/i386/i386.c: Likewise.
7369 * config/sh/sh.c: Likewise.
7370 * config/xtensa/xtensa.c: Likewise.
7371 * config/stormy16/stormy16.c: Likewise.
7372 * config/ia64/ia64.c: Likewise.
7373 * config/rs6000/rs6000.c: Likewise.
7374 * config/pa/pa.c: Likewise.
7375 * config/mips/mips.c: Likewise.
7377 2008-07-28 Simon Baldwin <simonb@google.com>
7379 * c-pragma.c (handle_pragma_message): New function.
7380 (init_pragma): Register handle_pragma_message.
7381 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7384 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7386 PR tree-optimization/35252
7387 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7388 REALPART_EXPR to be considered as same load operation.
7390 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7392 PR tree-optimization/36830
7393 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7394 (expressions_equal_p): Return false if only one operand is null.
7396 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7398 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7399 version requirements.
7401 2008-07-26 Olivier Hainque <hainque@adacore.com>
7403 * collect2.c (symkind): New enum. Symbol kinds we care about.
7404 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7405 code and head comment accordingly.
7406 (scan_prog_file): Use symkind names instead of bare integers.
7408 2008-07-25 Jan Hubicka <jh@suse.cz>
7410 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
7412 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
7413 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
7414 * dojump.c (clear_pending_stack_adjust): Likewise.
7415 * print-tree.c (print_node): Ignore DECL_INLINE.
7416 * tree-inline.c (inlinable_function_p): Likewise.
7418 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7420 * doc/extend.texi (hot attribute): Document that the hot attribute
7421 turns on -O3 for some ports.
7422 (cold attribute): Document that the cold attribute turns on -Os
7425 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7426 reflect function specific option support.
7428 * target.h (struct target_option_hooks): Add fields to say whether
7429 the cold attribute implies -Os and the hot attribute implies -O3.
7431 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7432 By default, do not turn on -Os for cold functions.
7433 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7434 not turn on -O3 for hot functions.
7436 * c-common.c (handle_hot_attribute): Use target hook to determine
7437 if hot functions should enable -O3.
7438 (handle_cold_attribute): Use target hook to determine if cold
7439 functions should enable -Os.
7441 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7442 (override_options): Move disable scheduling to
7443 optimization_options.
7444 (optimization_options): Disable scheduling here, not
7446 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7447 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7449 * config/ia64/ia64.c (ia64_override_options): Move setting
7450 scheduling flags to ia64_optimization_options.
7451 (ia64_optimization_options): Disable scheduling options here, and
7452 not in ia64_override_options.
7453 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7454 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7456 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7459 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7461 2008-07-25 Martin Jambor <mjambor@suse.cz>
7463 PR tree-optimization/36926
7464 * ipa-prop.c (ipa_analyze_call_uses): Call
7465 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7467 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7469 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7470 movv2si_internal): Add mem = reg alternative.
7472 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7475 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7476 DEFAULT_PCC_STRUCT_RETURN to 127.
7478 2008-07-24 Jan Hubicka <jh@suse.cz>
7480 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7481 (build_cgraph_edges): Likewise.
7482 * cgraph.c (cgraph_node): Do not update assembler hash.
7483 (cgraph_remove_node): Drop non-unit-at-a-time code.
7484 * tree-pass.h (pass_O0_always_inline): Remove.
7485 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7486 * toplev.c (process_options): Flag unit-at-a-time does not imply
7488 * cgraphunit.c: Update comments.
7489 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7490 (cgraph_assemble_pending_functions): Remove.
7491 (cgraph_reset_node): Drop non-unit-at-a-time code.
7492 (cgraph_finalize_function): Likewise.
7493 (cgraph_analyze_function): Likewise.
7494 (cgraph_finalize_compilation_unit): Likewise.
7495 (cgraph_expand_function): Likewise.
7496 (cgraph_optimize): Likesise.
7497 (save_inline_function_body): Likewise.
7498 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7499 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7500 * ipa-inline.c: Update comments.
7501 (enum inlining_mode): remove INLINE_SPEED.
7502 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7503 (cgraph_mark_inline_edge): Likewise.
7504 (try_inline): Likewise.
7505 (cgraph_decide_inlining_incrementally): Likewise.
7506 (cgraph_gate_inlining): Remove.
7507 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7508 (cgraph_gate_early_inlining): Likewise.
7509 (gate_inline_passes): Remove.
7510 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7511 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7512 pass_O0_always_inline): Remove.
7513 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7514 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7515 * opts.c (no_unit_at_a_time_default): Remove.
7516 (decode_options): Remove flag_unit_at_a_time reset and warning.
7517 * opts.h (no_unit_at_a_time_default): Remove.
7518 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7519 early in GNU dialect.
7520 (merge_decls): Update comment; drop unit-at-a-time check.
7521 (finish_decl): Likewise.
7522 (grok_declaration): Remove flag_inline_trees code.
7523 (finish_functions): Return on function returning non-void on all
7525 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7526 * cfgexpand.c (expand_one_static_var): Remove.
7527 (expand_one_var): Remove expand_one_static_var call.
7528 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7529 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7530 and flag_unit_at_a-time compatibility checks.
7531 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7532 * tree-inline.c (flag_inline_trees): Remove.
7533 (inlinable_function_p): Don't check it.
7534 (expand_call_inline): Remove non-unit-at-a-time code.
7535 * tree-inline.h (flag_inline_trees): Remove.
7536 * tree-optimize.c (execute_early_local_optimizations): Remove
7537 unit-at-a-time checks.
7538 (tree_rest_of_compilation): Likewise.
7539 * combine.c (setup_incoming_promotions): Likewise.
7540 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7541 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7542 * passes.c (pass_inline_parameters): Update comments; remove
7543 O0_alwaysinline pass.
7544 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7545 (execute_one_pass): Likewise.
7546 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7547 (ix86_function_sseregparm): Likewise.
7548 * arm.c (arm_function_in_section_p): Likewise.
7549 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7550 * varpool.c: Update comments.
7551 (decide_is_variable_needed): Remove unit-at-a-time checks.
7552 (varpool_finalize_decl): Likewise.
7554 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7556 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7558 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7560 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7562 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7563 imp symbol extension.
7565 2008-07-23 Ian Lance Taylor <iant@google.com>
7567 * tree-vrp.c (infer_value_range): Ignore asm statements when
7568 looking for memory accesses for -fdelete-null-pointer-checks.
7570 2008-07-24 Ben Elliston <bje@au.ibm.com>
7572 * config/spu/spu-c.c (__vector_keyword): New variable.
7573 (vector_keyword): Likewise.
7574 (spu_categorize_keyword): New function.
7575 (spu_macro_to_expand): Likewise.
7576 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7577 compiling an ISO C dialect.
7579 2008-07-24 Ben Elliston <bje@au.ibm.com>
7581 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7584 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7586 * configure: Regenerate.
7587 * configure.ac: Require texinfo 4.7.
7588 * doc/install.texi: Document texinfo 4.7 requirement.
7590 2008-07-23 Martin Jambor <mjambor@suse.cz>
7592 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7593 rather than for DECL_SAVED_TREE.
7594 * ipa-prop.c: Include diagnostic.h.
7595 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7597 (ipa_detect_param_modifications): Function rewritten from scratch.
7598 (ipa_compute_jump_functions): Changed accesses to modification flags.
7599 (ipa_free_node_params_substructures): Update flags destruction.
7600 (ipa_node_duplication_hook): Update flags duplication.
7601 (ipa_print_all_params_modified): Updated flag access.
7602 * ipa-prop.h (struct ipa_param_flags): New structure.
7603 (struct ipa_node_params): New field modification_analysis_done,
7604 modified_flags changed into param_flags.
7605 (ipa_is_ith_param_modified): Changed to use new flags.
7606 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7608 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7609 ipa-cp.c and split into two functions.
7610 (ipa_print_node_jump_functions): New function.
7611 (compute_scalar_jump_functions): New function.
7612 (type_like_member_ptr_p): New function.
7613 (compute_pass_through_member_ptrs): New function.
7614 (fill_member_ptr_cst_jump_function): New function.
7615 (determine_cst_member_ptr): New function.
7616 (compute_cst_member_ptr_arguments): New function.
7617 (ipa_compute_jump_functions): Complete rewrite.
7618 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
7619 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
7620 (struct ipa_member_ptr_cst): New structure.
7621 (union jump_func_value): New field member_cst.
7622 * ipa-cp.c (ipcp_lat_is_insertable): New function.
7623 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
7624 jump function types.
7625 (ipcp_print_all_lattices): Slight fprintf rearrangement.
7626 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
7627 instead of ipcp_print_all_jump_functions.
7628 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
7629 only for replacable scalars.
7631 * doc/invoke.texi (Optimize options): Add description of
7632 -findirect-inlining.
7633 * common.opt (flag_indirect_inlining): New flag.
7634 * opts.c (decode_options): Set flag_indirect_inlining when
7637 * ipa-inline.c: Include ipa-prop.h.
7638 (inline_indirect_intraprocedural_analysis): New function.
7639 (inline_generate_summary): Allocate parameter and argument info
7640 structures, call inline_indirect_intraprocedural_analysis on each
7641 node when doing indirect inlining and deallocate indirect inlining
7642 data structures in the end.
7643 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
7644 (free_all_ipa_structures_after_iinln): New function.
7645 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
7647 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
7649 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
7650 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7651 of computing the frequency separately.
7652 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7653 of computing the frequency separately.
7654 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
7655 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
7656 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
7657 (ipa_get_stmt_member_ptr_load_param): New function.
7658 (ipa_is_ssa_with_stmt_def): New function.
7659 (ipa_note_param_call): New function.
7660 (ipa_analyze_call_uses): New function.
7661 (ipa_analyze_stmt_uses): New function.
7662 (ipa_analyze_params_uses): New function.
7663 (ipa_free_node_params_substructures): Also free the param_calls linked
7665 (ipa_node_duplication_hook): Also duplicate the param_calls
7667 (ipa_print_node_param_flags): New function.
7668 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
7669 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
7670 * ipa-prop.h (struct ipa_param_flags): New field called.
7671 (struct ipa_param_call_note): New structure.
7672 (struct ipa_node_params): New fields param_calls and
7674 (ipa_is_ith_param_called): New function.
7675 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
7676 ipa_analyze_params_uses and dump parameter flags.
7678 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
7679 ipa_propagate_indirect_call_infos if performing indirect inlining,
7680 pass a new parameter new_edges to it.
7681 (add_new_edges_to_heap): New fucntion.
7682 (cgraph_decide_inlining_of_small_functions): New vector
7683 new_indirect_edges for newly found indirect edges , call
7684 ipa_propagate_indirect_call_infos after inlining.
7685 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
7686 inlining if performing indirect inlining. Call
7687 free_all_ipa_structures_after_iinln when doing so too.
7688 (inline_generate_summary): Do not call
7689 free_all_ipa_structures_after_iinln here.
7690 * ipa-prop.c (update_jump_functions_after_inlining): New function.
7691 (print_edge_addition_message): New function.
7692 (update_call_notes_after_inlining): New function.
7693 (propagate_info_to_inlined_callees): New function.
7694 (ipa_propagate_indirect_call_infos): New function.
7695 * ipa-prop.h: Include cgraph.h
7696 (struct ipa_param_call_note): Fields reordered, new field processed.
7697 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
7699 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
7700 rediscovered call statements.
7701 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
7702 (dump_cgraph_node): Dump also the indirect_call flag.
7703 (cgraph_clone_edge): Copy also the indirect_call flag.
7704 * tree-inline.c (copy_bb): Do not check for fndecls from call
7705 expressions, check for edge availability when moving clones.
7706 (get_indirect_callee_fndecl): New function.
7707 (expand_call_inline): If callee declaration is not apprent from
7708 the statement, try calling get_indirect_callee_fndecl. Do not
7709 issue warnings or call sorry when not inlinings an indirect edge.
7710 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
7712 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
7713 bit more frandly to matching.
7714 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
7715 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
7716 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
7718 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7721 * opth-gen.awk: Suppress function specific features when building
7723 * optc-gen.awk: Ditto.
7725 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7728 * diagnostic.c (pedwarn): Add opt parameter.
7730 * c-tree.h (pedwarn_init): Add opt parameter.
7731 (pedwarn_c90): Likewise.
7732 (pedwarn_c99): Likewise.
7733 * c-errors.c (pedwarn_c99): Likewise.
7734 (pedwarn_c90): Likewise.
7735 * toplev.h (pedwarn): Update declaration.
7736 (pedwarn0): Declare.
7737 * c-lex.c: All calls to pedwarn changed.
7738 * builtins.c: All calls to pedwarn changed.
7739 * toplev.c: All calls to pedwarn changed.
7740 * c-decl.c: All calls to pedwarn changed.
7741 * c-typeck.c: All calls to pedwarn changed.
7742 * c-common.c: All calls to pedwarn changed.
7743 * c-parser.c: All calls to pedwarn changed.
7745 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7746 Karthik Kumar <karthikkumar@gmail.com>
7748 * attribs.c (file scope): Include c-common.h.
7749 (decl_attributes): Add support for #pragma GCC optimize and
7752 * targhooks.c (default_can_inline_p): New function that is the
7753 default for the TARGET_CAN_INLINE_P target hook.
7755 * targhooks.h (default_can_inline_p): Add declaration.
7757 * tree.c (cl_optimization_node): New static tree for building
7758 OPTIMIZATION_NODE tree.
7759 (cl_target_option_node): New static tree for building
7760 TARGET_OPTION_NODE tree.
7761 (cl_option_hash_table): New hash table for hashing
7762 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7763 (cl_option_hash_hash): New function to provide the hash value for
7764 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7765 (cl_option_hash_eq): New function to provide an equality test for
7766 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7767 (tree_code_size): Add support for OPTIMIZATION_NODE and
7768 TARGET_OPTION_NODE trees.
7769 (tree_code_structure): Add support for OPTIMIZATION_NODE and
7770 TARGET_OPTION_NODE trees.
7771 (build_optimization_node): Build a tree that has all of the
7772 current optimization options.
7773 (build_target_option_node): Build a tree that has the target
7774 options that might be changed on a per function basis.
7776 * tree.h (file scope): Include options.h.
7777 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
7778 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7779 (TREE_OPTIMIZATION): Ditto.
7780 (TREE_TARGET_SPECIFIC): Ditto.
7781 (struct tree_function_decl): Add fields for remembering the
7782 current optimization options and target specific options.
7783 (struct tree_optimization_option): New tree variant that remembers
7784 the optimization options.
7785 (struct tree_target_option): New tree variant that remembers the
7786 target specific flags that might change for compiling a particular
7788 (union tree_node): Include tree_optimization_option and
7789 tree_target_option fields.
7790 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
7791 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
7792 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
7793 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
7794 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
7795 optimization and target options.
7796 (optimization_default_node): New macro to refer to global_trees
7798 (optimization_current_node): Ditto.
7799 (optimization_cold_node): Ditto.
7800 (optimization_hot_node): Ditto.
7801 (target_option_default_node): Ditto.
7802 (target_option_current_node): Ditto.
7803 (current_option_pragma): Ditto.
7804 (current_optimize_pragma): Ditto.
7806 * target.h (struct gcc_target): Add valid_option_attribute_p,
7807 target_option_save, target_option_restore, target_option_print,
7808 target_option_pragma_parse, and can_inline_p hooks.
7810 * toplev.h (parse_optimize_options): Add declaration.
7811 (fast_math_flags_struct_set_p): Ditto.
7813 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
7814 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
7817 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
7818 tree_can_inline_p hook to see if one function can inline another.
7819 (cgraph_decide_inlining): Ditto.
7820 (cgraph_decide_inlining_incrementally): Ditto.
7822 * opts.c (decode_options): Add support for running multiple times
7823 to allow functions with different target or optimization options
7824 than was specified on the command line.
7825 (fast_math_flags_struct_set_p): New function that is similar to
7826 fast_math_flags_set_p, except it uses the values in the
7827 cl_optimization structure instead of global variables.
7829 * optc-gen.awk: Add support for TargetSave to allow a back end to
7830 declare new fields that need to be saved when using function
7831 specific options. Include flags.h and target.h in the options.c
7832 source. Add support for Save to indicate which options can be set
7833 for individual functions. Generate cl_optimize_save,
7834 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
7835 cl_target_option_restore, cl_target_option_print functions to
7836 allow functions to use different optimization or target options.
7838 * opt-functions.awk (var_type_struct): Return the type used for
7839 storing the field in a structure.
7841 * opth-gen.awk: Add support for TargetSave to allow a back end to
7842 declare new fields that need to be saved when using function
7843 specific options. Add support for Save to indicate which options
7844 can be set for individual functions. Only generate one extern for
7845 Mask fields. Generate cl_optimization and cl_target_option
7846 structures to remember optimization and target options.
7848 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
7849 collecting new tree nodes.
7850 (TS_TARGET_OPTION): Ditto.
7852 * c-decl.c (merge_decls): Merge function specific target and
7853 optimization options.
7855 * function.c (invoke_set_current_function_hook): If the function
7856 uses different optimization options, change the global variables
7859 * coretypes.h (struct cl_optimization): Add forward reference.
7860 (struct cl_target_option): Ditto.
7862 * c-pragma.c (option_stack): New static vector to remember the
7863 current #pragma GCC option stack.
7864 (handle_pragma_option): New function to support #pragma GCC option
7865 to change target options.
7866 (optimize_stack): New static vector to remember the current
7867 #pragma GCC optimize stack.
7868 (handle_pragma_optimize): New function to support #pragma GCC
7869 optimize to change optimization options.
7870 (init_pragma): Add support for #pragma GCC optimize and #pragma
7873 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7874 optimization options.
7875 (TARGET_OPTION_NODE): New tree code for remembering certain target
7878 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7879 TARGET_OPTION_NODE trees.
7881 * common.opt (-O): Add Optimization flag.
7883 (-fmath-errno): Ditto.
7884 (-falign-functions): Add UInteger flag to make sure flag gets full
7885 int in cl_optimization structure.
7886 (-falign-jumps): Ditto.
7887 (-falign-labels): Ditto.
7888 (-falign-loops): Ditto.
7889 (-fsched-stalled-insns): Ditto.
7890 (-fsched-stalled-insns-dep): Ditto.
7892 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7894 (TARGET_OPTION_SAVE): Ditto.
7895 (TARGET_OPTION_RESTORE): Ditto.
7896 (TARGET_OPTION_PRINT): Ditto.
7897 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7898 (TARGET_CAN_INLINE_P): Ditto.
7899 (TARGET_INITIALIZER): Add new hooks.
7901 * tree-inline.c (tree_can_inline_p): New function to determine
7902 whether one function can inline another. Check if the functions
7903 use compatible optimization options, and also call the backend
7906 * tree-inline.h (tree_can_inline_p): Add declaration.
7908 * c-common.c (c_common_attribute): Add support for option and
7909 optimize attributes.
7910 (handle_option_attribute): Add support for the option attribute to
7911 allow the user to specify different target options for compiling a
7913 (handle_optimize_attribute): Add support for the optimize
7914 attribute to allow the user to specify different optimization
7915 options for compiling a specific function.
7916 (handle_hot_attribute): Turn on -O3 optimization for this one
7917 function if it isn't the default optimization level.
7918 (handle_cold_attribute): Turn on -Os optimization for this one
7919 function if it insn't the default optimization.
7920 (const_char_p): New const char * typedef.
7921 (optimize_args): New static vector to remember the optimization
7923 (parse_optimize_options): New function to set up the optimization
7924 arguments from either the optimize attribute or #pragma GCC optimize.
7926 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7927 (builtin_define_std): Ditto.
7929 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7930 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7931 (x86_64-*-*): Ditto.
7933 * Makefile.in (TREE_H): Add options.h.
7934 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7936 * doc/extend.texi (option attribute): Document new attribute.
7937 (optimize attribute): Ditto.
7938 (hot attribute): Document hot attribute sets -O3.
7939 (cold attribute): Document cold attribute sets -Os.
7940 (#pragma GCC option): Document new pragma.
7941 (#pragma GCC optimize): Ditto.
7943 * doc/options.texi (TargetSave): Document TargetSave syntax.
7944 (UInteger): Document UInteger must be used for certain flags.
7945 (Save): Document Save option to create target specific options
7946 that can be saved/restored on a function specific context.
7948 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7949 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7951 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7952 (TARGET_OPTION_SAVE): Ditto.
7953 (TARGET_OPTION_RESTORE): Ditto.
7954 (TARGET_OPTION_PRINT): Ditto.
7955 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7956 (TARGET_CAN_INLINE_P): Ditto.
7958 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7960 (-mfpmath=both): Ditto.
7962 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7963 Karthik Kumar <karthikkumar@gmail.com>
7965 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7966 (TARGET_POPCNT): Ditto.
7967 (TARGET_SAHF): Ditto.
7968 (TARGET_AES): Ditto.
7969 (TARGET_PCLMUL): Ditto.
7970 (TARGET_CMPXCHG16B): Ditto.
7971 (TARGET_RECIP): Move switch into target_flags.
7972 (TARGET_FUSED_MADD): Ditto.
7973 (ix86_arch_features): Make an unsigned char type.
7974 (ix86_tune_features): Ditto.
7975 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7976 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7977 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7979 * config/i386/i386.opt (arch): New TargetSave field to define
7980 fields that need to be saved for function specific option support.
7983 (branch_cost): Ditto.
7984 (ix86_isa_flags_explicit): Ditto.
7985 (tune_defaulted): Ditto.
7986 (arch_specified): Ditto.
7987 (-m128-long-double): Add Save flag to save option for target
7988 specific option support.
7990 (-maccumulate-outgoing-args): Ditto.
7991 (-malign-double): Ditto.
7992 (-malign-stringops): Ditto.
7993 (-mfancy-math-387): Ditto.
7994 (-mhard-float): Ditto.
7996 (-minline-all-stringops): Ditto.
7997 (-minline-stringops-dynamically): Ditto.
7998 (-mms-bitfields): Ditto.
7999 (-mno-align-stringops): Ditto.
8000 (-mno-fancy-math-387): Ditto.
8001 (-mno-push-args): Ditto.
8002 (-mno-red-zone): Ditto.
8003 (-mpush-args): Ditto.
8004 (-mred-zone): Ditto.
8006 (-msseregparm): Ditto.
8007 (-mstack-arg-probe): Ditto.
8022 (-mrecip): Move flag into target_flags.
8024 (-mno-fused-madd): Ditto.
8025 (-mfused-madd): Ditto.
8026 (-mabm): Move flag into ix86_isa_flags.
8033 * config/i386/i386-c.c: New file for #pragma support.
8034 (ix86_target_macros_internal): New function to #define or #undef
8035 target macros based when the user uses the #pragma GCC option to
8036 change target options.
8037 (ix86_pragma_option_parse): New function to add #pragma GCC option
8039 (ix86_target_macros): Move defining the target macros here from
8040 TARGET_CPU_CPP_BUILTINS in i386.h.
8041 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8042 defined, initialize any subtarget #pragmas.
8044 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8045 REGISTER_TARGET_PRAGMAS.
8047 * config/i386/t-i386: New file for x86 dependencies.
8048 (i386.o): Make dependencies mirror the include files used.
8049 (i386-c.o): New file, add dependencies.
8051 * config/i386/i386-protos.h (override_options): Add bool argument.
8052 (ix86_valid_option_attribute_tree): Add declaration.
8053 (ix86_target_macros): Ditto.
8054 (ix86_register_macros): Ditto.
8056 * config/i386/i386.c (ix86_tune_features): Move initialization of
8057 the target masks to initial_ix86_tune_features to allow functions
8058 to have different target options. Make type unsigned char,
8059 instead of unsigned int.
8060 (initial_ix86_tune_features): New static vector to hold processor
8061 masks for the tune variables.
8062 (ix86_arch_features): Move initialization of the target masks to
8063 initial_ix86_arch_features to allow functions to have different
8064 target options. Make type unsigned char, instead of unsigned int.
8065 (initial_ix86_arch_features): New static vector to hold processor
8066 masks for the arch variables.
8067 (enum ix86_function_specific_strings): New enum to describe the
8068 string options used for attribute((option(...))).
8069 (ix86_target_string): New function to return a string that
8070 describes the target options.
8071 (ix86_debug_options): New function to print the current options in
8073 (ix86_function_specific_save): New function hook to save the
8074 function specific global variables in the cl_target_option structure.
8075 (ix86_function_specific_restore): New function hook to restore the
8076 function specific variables from the cl_target_option structure to
8077 the global variables.
8078 (ix86_function_specific_print): New function hook to print the
8079 target specific options in the cl_target_option structure.
8080 (ix86_valid_option_attribute_p): New function hook to validate
8081 attribute((option(...))) arguments.
8082 (ix86_valid_option_attribute_tree): New function that is common
8083 code between attribute((option(...))) and #pragma GCC option
8084 support that parses the options and returns a tree holding the options.
8085 (ix86_valid_option_attribute_inner_p): New helper function for
8086 ix86_valid_option_attribute_tree.
8087 (ix86_can_inline_p): New function hook to decide if one function
8088 can inline another on a target specific basis.
8089 (ix86_set_current_function); New function hook to switch target
8090 options if the user used attribute((option(...))) or #pragma GCC
8092 (ix86_tune_defaulted): Move to static file scope from
8094 (ix86_arch_specified): Ditto.
8095 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8097 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8098 (OPTION_MASK_ISA_ABM_SET): Ditto.
8099 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8100 (OPTION_MASK_ISA_CX16_SET): Ditto.
8101 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8102 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8103 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8104 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8105 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8106 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8107 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8108 (struct ptt): Move to static file scope from override_options.
8109 (processor_target_table): Ditto.
8111 (ix86_handle_option): Add support for options that are now isa options.
8112 (override_options): Add support for declaring functions that
8113 support different target options than were specified on the
8114 command line. Move struct ptt, processor_target_table, cpu_names,
8115 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8116 Add bool argument. Fix up error messages so the appropriate error
8117 is given for either command line or attribute.
8118 (ix86_previous_fndecl): New static to remember previous function
8119 declaration to see if we need to change target options.
8120 (ix86_builtins_isa): New array to record the ISA of each builtin
8122 (def_builtin): Always create the builtin function, even if the
8123 current ISA doesn't support it.
8124 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8125 tests for those builtins.
8126 (ix86_init_builtins): Remove TARGET_MMX test for calling
8127 ix86_init_mmx_sse_builtins.
8128 (ix86_expand_builtin): If the current ISA doesn't support a given
8129 builtin, signal an error.
8130 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8131 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8132 (TARGET_OPTION_SAVE): Ditto.
8133 (TARGET_OPTION_RESTORE): Ditto.
8134 (TARGET_OPTION_PRINT): Ditto.
8135 (TARGET_CAN_INLINE_P): Ditto.
8137 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
8139 * c-typeck.c (build_external_ref): Don't call assemble_external.
8140 * final.c (output_operand): Call assemble_external.
8142 2008-07-21 DJ Delorie <dj@redhat.com>
8144 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8145 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8147 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8149 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8150 original insn and splitter contents into ...
8151 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8152 flag_unsafe_math_optimizations. Add dummy scratch register.
8153 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8154 !flag_unsafe_math_optimizations. Returns number with next
8155 highest magnitude if this is still less or equal to the true
8156 quotient in magnitude.
8158 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
8160 * Makefile.in: Replace toplev.h with TOPLEV_H.
8161 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8162 * c-lex.c (fe_file_change): Don't set in_system_header.
8163 * c-parser.c (c_token): Remove in_system_header.
8164 (c_lex_one_token): Don't set in_system_header.
8165 (c_parser_set_source_position_from_token): Don't set in_system_header.
8166 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8169 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8170 * flags.h (in_system_header): Remove.
8171 * function.c (saved_in_system_header): Remove.
8172 (push_cfun): Don't set in_system_header.
8173 (pop_cfun): Don't set in_system_header.
8174 (push_struct_function): Don't set in_system_header.
8175 * input.h (expanded_location): Add sysp.
8176 (in_system_header_at): New.
8177 (in_system_header): New.
8178 * toplev.c (in_system_header): Remove.
8179 * toplev.h: Include input.h
8181 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8182 * tree-ssa.c (warn_uninit): Call warning_at.
8183 (warn_uninitialized_var): Update calls to warn_uninit.
8184 (warn_uninitialized_phi): Update calls to warn_uninit.
8185 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8186 (expand_location): Initialize xloc.sysp.
8187 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8188 (tree_decl_with_vis): Remove in_system_header_flag.
8190 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8193 * recog.c (asm_operand_ok): Change the order of the extra
8194 memory constraint checks.
8196 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8199 * tree-switch-conversion.c (build_one_array): Call
8200 varpool_mark_needed_node and varpool_finalize_decl
8201 instead of assemble_variable.
8203 2008-07-19 Jan Hubicka <jh@suse.cz>
8205 * cgraph.c (cgraph_add_new_function): Do early local passes.
8206 * tree-nrv.c (gate_pass_return_slot): New gate.
8207 (pass_nrv): Add the gate.
8208 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8210 (coalesce_ssa_name): Coalesce SSA names.
8211 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8212 not optimizing so unused user vars remains visible.
8213 * common.opt (flag_tree_ter): Always enable by default.
8214 * tree-ssa-ter.c: Include flags.h
8215 (is_replaceable_p): Check that locations match; when aliasing
8216 is missing be conservative about loads.
8217 * tree-optimize.c (gate_init_datastructures): Remove.
8218 (pass_init_datastructures): New.
8219 * passes.c: Reorder passes so we always go into SSA.
8221 2008-07-19 Jan Hubicka <jh@suse.cz>
8223 * doc/extend.texi (flatten attribute): Remove note about
8225 * doc/invoke.texi (--combine): Likewise.
8226 (-finline-functions-called-once): Update levels when enabled.
8227 (-funit-at-a-time): Document new behaviour.
8228 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8229 -fno-section-anchors when disabled explicitly.
8230 (inline params): They are not ignored now.
8231 (precompiled headers): Remove unit-at-a-time as being incompatible.
8232 * opts.c (decode_options): Handle unit-at-a-time as alias;
8233 imply -fno-section-anchors when toplevel reorder is disabled
8235 * common.opt (ftoplevel-reorder): Set default value to 2.
8236 (funit-at-a-time): Set default value to 1.
8237 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8240 2008-07-19 Jan Hubicka <jh@suse.cz>
8242 * builtins.c (expand_builtin_int_roundingfn,
8243 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8246 2008-07-19 Richard Guenther <rguenther@suse.de>
8249 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8250 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8251 * tree-ssa-pre.c (get_expr_value_id): For newly created
8252 constant value-ids make sure to add the expression to its
8255 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8258 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8259 return value of the builtin is ignored.
8261 2008-07-19 Olivier Hainque <hainque@adacore.com>
8263 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8264 bits, a C conformant malloc implementation has to provide.
8265 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8267 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8271 * reload.c (find_reloads_subreg_address): Only reload address if
8272 reloaded == 0, not for reloaded != 1.
8275 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8276 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8277 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8278 m32c_legitimize_reload_address.
8280 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8281 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8282 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8284 2008-07-19 Olivier Hainque <hainque@adacore.com>
8286 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8287 argument, saying whether nested array are to be collapsed
8288 into a single array type DIE with multiple subscripts.
8289 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8290 issues, centralize the nested array types collapsing control and
8291 disable the transformation for Ada.
8293 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8296 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8298 (x86_64_shift_adj_2): New expander.
8299 (x86_64_shift_adj_3): Ditto.
8300 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8301 to split TImode operands.
8302 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8303 (ix86_split_lshr): Ditto.
8305 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8307 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8308 and __CHAR32_TYPE__.
8309 * c-typeck.c (digest_init): Support char16_t and char32_t.
8310 (set_nonincremental_init_from_string): Idem.
8312 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8315 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8316 PREFERRED_STACK_BOUNDARY.
8317 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8319 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8322 * function.c (locate_and_pad_parm): Cap boundary earlier.
8324 2008-07-17 Julian Brown <julian@codesourcery.com>
8326 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8327 no-op for targets which don't use DLLs.
8329 2008-07-17 Martin Jambor <mjambor@suse.cz>
8331 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8332 that nodes are relevant by examining the node->analyzed flag.
8333 (ipcp_init_stage): Check which nodes are relevant, assert that the
8334 relevant ones are also required.
8335 (ipcp_propagate_stage): Check on the side arrays are properly
8337 (ipcp_print_all_jump_functions): Make sure not to touch any node
8338 that is not analyzed or an edge that does not have a corresponding
8339 entry in the on-the-side vectors.
8340 (ipcp_function_scale_print): Likewise.
8341 (ipcp_update_callgraph): Check that the node is relevant.
8342 (ipcp_insert_stage): Check that the node is relevant. Check there is
8343 an info for every node and edge.
8344 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8345 (ipa_print_all_tree_maps): Likewise and a new variable info.
8346 (ipa_print_all_params_modified): Likewise.
8347 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8349 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8352 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8354 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8356 PR rtl-optimization/36753
8357 * fwprop.c (use_killed_between): Don't shortcut
8358 single-definition global registers.
8360 2008-07-16 Jan Hubicka <jh@suse.cz>
8362 * cgraph.h (varpool_empty_needed_queue): Declare.
8363 * cgraphunit.c (output_in_order): Mark all variables as needed;
8365 * varpool.c (varpool_assemble_node): Update debug queue.
8366 (varpool_assemble_pending_decls): Don't do it here.
8367 (varpool_empty_needed_queue): New function.
8369 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8371 * recog.c (peephole2_optimize): Fix formatting.
8373 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8375 * c-pch.c (get_ident): Avoid C++ keywords.
8376 * combine-stack-adj.c (single_set_for_csa): Likewise.
8377 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8378 output_asm_insn): Likewise.
8379 * reload.c (push_secondary_reload, find_reusable_reload,
8380 push_reload, combine_reloads, find_reloads,
8381 debug_reload_to_stream): Likewise.
8382 * reload.h (struct reload): Likewise.
8383 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8384 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8385 emit_output_reload_insns): Likewise.
8386 * targhooks.c (default_secondary_reload): Likewise.
8387 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8389 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8391 * recog.c (validate_change_1, validate_change,
8392 validate_unshare_change, validate_replace_rtx_1, struct
8393 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8395 * reload.c (push_secondary_reload, secondary_reload_class,
8396 scratch_reload_class, find_valid_class, find_reusable_reload,
8397 push_reload, find_dummy_reload, find_reloads_address_1,
8398 find_reloads_address_part, find_equiv_reg): Likewise.
8399 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8400 choose_reload_regs): Likewise.
8401 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8403 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8404 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8405 * sched-rgn.c (concat_INSN_LIST): Likewise.
8406 * stor-layout.c (mode_for_size, mode_for_size_tree,
8407 smallest_mode_for_size): Likewise.
8409 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8411 * cfg.c (dump_reg_info): Avoid C++ keywords.
8412 * dwarf2asm.c (dw2_force_const_mem,
8413 dw2_asm_output_encoded_addr_rtx): Likewise.
8414 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
8415 * expmed.c (expand_shift): Likewise.
8416 * global.c (find_reg): Likewise.
8417 * graph.c (draw_edge): Likewise.
8418 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
8419 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8420 widen_clz, widen_bswap, expand_parity, expand_unop,
8421 emit_cmp_and_jump_insn_1): Likewise.
8422 * postreload.c (reload_cse_simplify_operands): Likewise.
8423 * ra.h (add_neighbor): Likewise.
8424 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8425 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8426 record_reg_classes, copy_cost, record_address_regs,
8427 invalid_mode_change_p): Likewise.
8428 * regrename.c (regrename_optimize, scan_rtx_reg,
8429 dump_def_use_chain, find_oldest_value_reg,
8430 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8432 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8434 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8435 MASK_POWERPC64 for power4 in previous commit.
8437 2008-07-16 Olivier Hainque <hainque@adacore.com>
8439 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8440 instead of bare conversion to cast const-ness away.
8442 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8444 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8445 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8446 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8447 (TARGET_FUNCTION_VALUE): Define.
8449 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8451 * config/rs6000/rs6000.c (processor_target_table): Add
8452 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8454 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8457 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8458 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8459 m32c_legitimize_reload_address.
8461 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
8463 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8464 DECL_IN_SYSTEM_HEADER in sync.
8466 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8468 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8469 * tree-ssa-pre.c (pre_expr_eq): Ditto
8470 (get_constant_for_value_id): Take a type as an argument.
8471 (fully_constant_expression): Pass in type.
8472 (find_or_generate_expression): Short circuit constant case.
8473 (create_expression_by_pieces): Remove special casing of
8475 (do_regular_insertion): Short circuit constant case.
8476 (do_partial_partial_insertion): Ditto.
8478 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8481 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8483 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8485 * config/xtensa/libgcc-xtensa.ver: New file.
8486 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8488 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8490 * df-problems.c (df_set_note): Avoid C++ keywords.
8491 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8492 * dse.c (record_store, remove_useless_values): Likewise.
8493 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8494 gen_reg_rtx_offset, operand_subword, change_address_1,
8495 change_address, adjust_address_1, offset_address,
8496 widen_memory_access, emit_copy_of_insn_after): Likewise.
8497 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8498 * fwprop.c (should_replace_address, propagate_rtx_1,
8499 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8501 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8502 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8503 * lcm.c (compute_insert_delete, pre_edge_lcm,
8504 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8505 * lower-subreg.c (resolve_reg_notes): Likewise.
8506 * mode-switching.c (optimize_mode_switching): Likewise.
8508 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8510 * bt-load.c (add_btr_def, migrate_btr_def,
8511 branch_target_load_optimize): Avoid C++ keywords.
8512 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8514 * combine.c (subst, simplify_set, make_extraction,
8515 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8516 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8517 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8519 2008-07-15 Richard Guenther <rguenther@suse.de>
8522 * c-common.c (strict_aliasing_warning): Do not warn for
8523 TYPE_REF_CAN_ALIAS_ALL pointers.
8524 (c_common_get_alias_set): may_alias types are not special.
8525 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8526 attribute and set can_ref_all accordingly.
8527 (build_reference_type_for_mode): Likewise.
8528 * doc/extend.texi (may_alias): Clarify.
8530 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8533 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8534 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8536 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8539 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8540 gcc_assert, instead call output_operand_lossage.
8542 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8544 * builtins.c (std_canonical_va_list): Treat structure based
8547 2008-07-15 Ben Elliston <bje@au.ibm.com>
8549 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8551 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
8553 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8556 2008-07-14 Jan Hubicka <jh@suse.cz>
8558 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8559 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8560 fix predicates and constraints.
8561 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8562 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8564 2008-07-14 Doug Kwan <dougkwan@google.com>
8566 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8567 additional option file arm/eabi.opt.
8568 * config/arm/eabi.h (File): New configuration file for EABI targets.
8569 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8570 SUBSUBTARGET_EXTRA_SPECS.
8571 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8572 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8573 from STARTFILE_SPEC so that it can be referenced in an override.
8574 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8575 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8576 can be referenced in an override.
8577 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8578 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8579 so that it can be referenced in an override.
8580 (LINK_SPEC): Use BPABI_LINK_SPEC.
8581 * config/arm/eabi.opt (File): New.
8583 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8585 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8586 (FIXED_VALUE_H): New variable.
8587 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8588 input.h, fixed-value.h.
8589 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8590 (BASIC_BLOCK_H): Use $(BITMAP_H).
8591 (FUNCTION_H): Add varray.h.
8592 (IPA_REFERENCE_H): Use $(BITMAP_H).
8593 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8594 (DF_H): Use $(BITMAP_H).
8595 (GGC_H): Add statistics.h.
8597 (INSN_ATTR_H): Use it.
8598 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8600 (SYMTAB_H): Add $(OBSTACK_H).
8601 (CPP_INTERNAL_H): New.
8602 (TREE_DUMP_H): Add tree-pass.h.
8603 (TREE_FLOW_H): Use $(BITMAP_H)
8604 (PRETTY_PRINT_H): Use $(INPUT_H).
8605 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8608 (many object files): Fix lots of header dependencies throughout.
8610 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8612 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
8614 (s-gtyp-input): Use them to write tmp-gi.list.
8615 (echo_to_gi.list): Remove.
8617 2008-07-14 Richard Guenther <rguenther@suse.de>
8619 * tree-ssa-sccvn.c (pre_info): Remove.
8620 (switch_to_PRE_table): Likewise.
8621 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
8622 (set_hashtable_value_ids): Do not create value-ids for the
8624 (run_scc_vn): Remove double test. Remove bogus special-case
8625 in value-number printing.
8626 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
8627 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
8629 * tree-flow-inline.h (get_value_handle): Remove.
8630 * tree-flow.h (get_value_handle): Remove.
8632 2008-07-14 Martin Jambor <mjambor@suse.cz>
8634 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
8635 in which we generate arithmetics is not a subrange.
8637 2008-07-14 Martin Jambor <mjambor@suse.cz>
8639 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
8641 2008-07-14 Richard Guenther <rguenther@suse.de>
8643 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
8645 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
8648 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
8649 reload for symbol refs moved to r0 with -fPIC.
8650 (legitimize_pic_address): Use the target register as temporary
8652 (emit_symbolic_move): Adjust comment.
8653 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
8656 2008-07-14 Ben Elliston <bje@au.ibm.com>
8658 * c-common.h (C_CPP_HASHNODE): New macro.
8659 * coretypes.h (struct cpp_token): Forward declare.
8660 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8661 the context-sensitive keyword method.
8662 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
8663 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
8664 expand_bool_pixel): New.
8665 (altivec_categorize_keyword): New function.
8666 (init_vector_keywords): New function.
8667 (rs6000_macro_to_expand): Likewise.
8668 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
8669 compiling an ISO C dialect.
8671 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
8673 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
8674 (create_expression_by_pieces): Fix typo.
8675 (do_regular_insertion): Use debug counter here too.
8677 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
8680 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
8681 CONST_OK_FOR_LETTER_P. All port-local users changed.
8682 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
8683 implement Kp matching power-of-two.
8684 (CONSTRAINT_LEN): Define to match.
8685 * config/cris/cris.md: Replace all use of constraint K with Kc.
8686 ("*btst*): Use Kp for operand 0 of last alternative.
8688 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8691 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
8694 2008-07-13 Jan Hubicka <jh@suse.cz>
8696 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
8699 2008-07-13 Richard Guenther <rguenther@suse.de>
8702 * langhooks.c (lhd_print_error_function): Deal with recursive
8705 2008-07-12 Jan Hubicka <jh@suse.cz>
8707 * cgraph.c (assembler_name_hash): New static var.
8708 (hash_node_by_assembler_name, eq_assembler_name): New.
8709 (cgraph_node_for_asm): Use hashtable.
8710 (cgraph_remove_node): Maintain hashtable.
8711 (change_decl_assembler_name): Sanity check that names are not changing
8712 after aliasing was processed.
8713 * cgraph.h (varpoon_node): Add next GGC marker.
8714 * tree.c (decl_assembler_name_equal): Constify.
8715 (decl_assembler_name_hash): New.
8716 * tree.h (decl_assembler_name_equal): Constify.
8717 (decl_assembler_name_hash): Update.
8719 2008-07-12 David Daney <ddaney@avtrex.com>
8721 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8724 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
8726 * doc/md.texi: Document the MIPS "v" constraint.
8727 * config/mips/mips.h (reg_class): Revert last change.
8728 (REG_CLASS_NAMES): Likewise.
8729 (REG_CLASS_CONTENTS): Likewise.
8730 * config/mips/mips.c (mips_regno_to_class): Likewise.
8731 * config/mips/constraints.md (v): Likewise, but add documentation.
8732 Add a comment to say that this constraint should not be used in
8735 2008-07-11 DJ Delorie <dj@redhat.com>
8737 * config/h8300/h8300.md (length): Fix branch offset limit.
8739 2008-07-11 Anatoly Sokolov <aesok@post.ru>
8741 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
8742 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
8743 (avr_hard_regno_scratch_ok): New function.
8744 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8745 * config/avr/avr.md (all peepholes that request a scratch register):
8746 Remove avr_peep2_scratch_safe use.
8748 2008-07-11 Tom Tromey <tromey@redhat.com>
8749 Ian Lance Taylor <iant@google.com>
8751 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
8752 (struct c_common_resword): Define.
8753 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
8754 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
8755 (c_common_reswords, num_c_common_reswords): Declare.
8756 * c-common.c (c_common_reswords): New global const array.
8757 (num_c_common_reswords): New const int.
8758 * c-parser.c (struct resword, reswords): Don't define.
8759 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
8760 (c_parse_init): Clarify mask code. Use c_common_reswords rather
8761 than reswords. If warning about C++ keywords, give them a special
8763 (c_lex_one_token): Warn about C++ keywords. Call
8764 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
8765 (c_parser_external_declaration): Look for RID_xxx rather than
8766 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
8767 (c_parser_statement_after_labels): Likewise.
8768 (c_parser_objc_class_instance_variables): Likewise.
8769 (c_parser_objc_class_declaration): Likewise.
8770 (c_parser_objc_try_catch_statement): Likewise.
8771 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
8772 (declspecs_add_type): Likewise.
8774 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
8776 * ggc-page.c (alloc_page):
8777 Substituting xmalloc, xcalloc with
8778 XNEWVEC and XCNEWVAR macros which add the
8781 2008-07-11 Richard Guenther <rguenther@suse.de>
8783 PR tree-optimization/36765
8784 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
8785 aliases from HEAP vars to SMTs.
8787 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8789 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
8790 * configure.ac (loose_warn): Move -Wc++-compat from here...
8791 (strict_warn): ...to here.
8792 * configure: Regenerate.
8794 2008-07-10 Joseph Myers <joseph@codesourcery.com>
8796 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
8797 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
8798 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
8799 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
8800 excluding more specific h8300-*-* and sh-*-* targets.
8802 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
8804 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
8806 (execute_pre): Call loop_optimizer_finalize in early exit.
8808 2008-07-10 Jakub Jelinek <jakub@redhat.com>
8811 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
8812 uids in the bitmap, not just VAR_DECL uids.
8814 PR rtl-optimization/36419
8815 * combine-stack-adj.c (adjust_frame_related_expr): New function.
8816 (combine_stack_adjustments_for_block): Call it if needed. Delete
8818 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
8819 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
8820 prologue sp adjustment.
8822 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
8825 * opts.c (print_ignored_options): Report postponed diagnostics for
8826 unknown -Wno-* options as warnings, not errors.
8827 (postpone_unknown_option_error): Renamed to...
8828 (postpone_unknown_option_warning): ... this.
8830 2008-07-09 Doug Kwan <dougkwan@google.com>
8833 2008-07-08 Doug Kwan <dougkwan@google.com>
8835 * config/arm/arm.opt (mandroid): New option.
8836 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8837 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8839 (CC1PLUS_SPEC): Same.
8841 (STARTFILE_SPEC): Same.
8842 (ENDFILE_SPEC): Same.
8843 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8846 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
8849 * config/mips/mips.h (reg_class): Remove V1_REG.
8850 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8851 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
8853 (mips_get_tp): New function.
8854 (mips_legitimize_tls_address): Use it.
8855 * config/mips/constraints.md (v): Delete.
8856 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
8857 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
8858 After reload, split into a move and ...
8859 (*tls_get_tp_<mode>_split): ...this new instruction.
8861 2008-07-09 David Daney <ddaney@avtrex.com>
8863 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8865 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8867 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8868 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8870 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8871 htab_delete should be called. Don't free c.
8872 (lookup_tmp_var): Create temp_htab lazily.
8873 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8874 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8876 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8877 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8878 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8879 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8880 * tree-sra.c (generate_element_init): Likewise.
8881 * tree-mudflap.c (execute_mudflap_function_ops,
8882 execute_mudflap_function_decls): Likewise.
8883 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8884 * tree-gimple.h (struct gimplify_ctx): New type.
8885 (push_gimplify_context): Adjust prototype.
8887 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8889 * tree-ssa-pre.c (phi_translate_1): Update placement of
8892 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8894 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8895 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8896 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8897 * targhooks.c (default_hard_regno_scratch_ok): New function.
8898 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8899 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8900 * recog.c: Include "target.h".
8901 (peep2_find_free_register): Add check for global regs. Add target
8903 * Makefile.in (recog.o): Depend on target.h.
8905 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8907 * config/sh/sh.c (sh_canonical_va_list_type): New.
8908 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8910 2008-07-09 Raksit Ashok <raksit@google.com>
8912 * doc/invoke.texi (Option Summary): Mention new option
8913 -Wdisallowed-function-list=...
8914 (Warning Options): Document -Wdisallowed-function-list=...
8915 * common.opt (Wdisallowed-function-list=): New flag.
8916 * flags.h (warn_disallowed_functions): External definition of new
8917 boolean warning flag.
8918 (warn_if_disallowed_function_p): Declare new function.
8919 * opts.c (warning_disallowed_functions): New static variable.
8920 (warn_disallowed_functions): New boolean warning flag.
8921 (warn_if_disallowed_function_p): New function.
8922 (add_comma_separated_to_vector): Rename
8923 add_instrument_functions_exclude_list to this.
8924 (common_handle_option): Handle new option. Rename calls to
8925 add_instrument_functions_exclude_list into calls to
8926 add_comma_separated_to_vector.
8927 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8928 based on flag warn_disallowed_functions.
8930 2008-07-09 Christian Bruel <christian.bruel@st.com>
8932 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8933 instead of get_attr_length.
8935 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8937 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8939 * genemit.c (gen_insn): Likewise.
8940 * gengtype.c (note_def_vec): Likewise.
8941 * gengtype.h (note_def_vec): Likewise.
8942 * genoutput.c (struct data, output_insn_data, process_template,
8943 gen_expand, gen_split, note_constraint): Likewise.
8944 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8945 make_insn_sequence): Likewise.
8946 * gensupport.c (record_insn_name): Likewise.
8948 2008-07-08 Doug Kwan <dougkwan@google.com>
8950 * config/arm/arm.opt (mandroid): New option.
8951 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8952 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8954 (CC1PLUS_SPEC): Same.
8956 (STARTFILE_SPEC): Same.
8957 (ENDFILE_SPEC): Same.
8958 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8961 2008-07-08 Raksit Ashok <raksit@google.com>
8963 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8964 (set_storage_via_setmem): Fix expected_align parameter.
8965 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8966 missing from the list.
8967 * doc/md.texi (movmem): Explicitly state that expected alignment is
8968 to be expressed in bytes.
8969 (setmem): Explicitly state that expected alignment is to be expressed
8972 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8974 * reload.c (find_reloads_subreg_address): Do not require validity
8975 of address in original mode before reloading address.
8977 2008-07-07 Tianwei Sheng <tianweis@google.com>
8979 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8980 bounds array access.
8982 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8984 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8986 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8988 Fix PR tree-optimization/23455
8989 Fix PR tree-optimization/35286
8990 Fix PR tree-optimization/35287
8991 * Makefile.in (OBJS-common): Remove tree-vn.o.
8992 (tree-vn.o): Remove.
8993 * dbgcnt.def: Add treepre_insert debug counter.
8994 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8995 (debug_value_expressions): Ditto.
8996 (print_value_expressions): Ditto.
8997 * tree-pretty-print.c (dump_generic_node): Updated for
8998 VALUE_HANDLE removal.
8999 * tree-ssa-dom.c (record_equality): Ditto.
9000 (cprop_operand): Ditto.
9001 (lookup_avail_expr): Ditto.
9002 * tree-ssa-threadedge.c
9003 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9004 (simplify_control_stmt_condition): Ditto.
9005 * tree.c (tree_code_size): Ditto.
9006 (tree_node_structure): Ditto.
9007 (iterative_hash_expr): Ditto.
9009 * tree.h (VALUE_HANDLE_ID): Ditto.
9010 (VALUE_HANDLE_EXPR_SET): Ditto.
9011 (struct tree_value_handle): Ditto.
9012 (union tree_node): Ditto.
9013 * treestruct.def: Ditto.
9014 * tree-vn.c: Removed.
9015 * tree-ssa-pre.c: Rewritten entirely.
9016 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9017 (constant_value_ids): Ditto.
9018 (vn_nary_op_t): Moved to header.
9020 (vn_reference_op_t): Ditto
9021 (vn_reference_t): Ditto.
9022 (next_value_id): New variable.
9023 (VN_INFO): Add an assert.
9024 (vn_constant_eq): New function.
9025 (vn_constant_hash): Ditto.
9026 (get_or_alloc_constant_value_id): Ditto.
9027 (value_id_constant_p): Ditto.
9028 (vn_reference_compute_hash): De-staticify.
9029 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9030 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9031 (valueize_refs): Update opcode if it changes from ssa name to constant.
9032 (vn_reference_lookup_1): Add new argument.
9033 (vn_reference_lookup): Ditto.
9034 (vn_reference_lookup_pieces): New function.
9035 (vn_reference_insert): Add return type. Modify to deal with value ids.
9036 (vn_reference_insert_pieces): New function.
9037 (vn_nary_op_compute_hash): De-staticify.
9038 (vn_nary_op_eq): Ditto.
9039 (vn_nary_op_lookup_pieces): New function.
9040 (vn_nary_op_lookup): Add new argument.
9041 (vn_nary_op_insert_pieces): New function.
9042 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9043 (vn_phi_insert): Ditto.
9044 (visit_unary_op): Update for callee changes.
9045 (visit_binary_op): Ditto.
9046 (visit_reference_op_load): Ditto.
9047 (visit_reference_op_store): Ditto.
9048 (init_scc_vn): Init next_value_id, constant_to_value_id and
9050 (free_scc_vn): Free them.
9051 (set_hashtable_value_ids): New function.
9052 (run_scc_vn): Use it.
9053 (get_max_value_id): New function.
9054 (get_next_value_id): Ditto.
9055 (expressions_equal_p): Moved from tree-vn.c
9056 (sort_vuses): Ditto.
9057 (sort_vuses_heap): Ditto.
9058 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9060 * tree.c (iterative_hash_hashval_t): Made non-static
9061 * tree.h (iterative_hash_hashval_t): Declare it.
9063 2008-07-08 Martin Jambor <mjambor@suse.cz>
9065 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9066 instead of ipa_create_node_params.
9067 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9068 ipa_check_create_edge_args, free them with
9069 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9071 * ipa-prop.c: Include flags.h and tree-inline.h.
9072 (ipa_node_params_vector): New variable.
9073 (ipa_edge_args_vector): New variable.
9074 (edge_removal_hook_holder): New variable.
9075 (node_removal_hook_holder): New variable.
9076 (edge_duplication_hook_holder): New variable.
9077 (node_duplication_hook_holder): New variable.
9078 (ipa_detect_param_modifications): Check for presence of modified flags.
9079 (ipa_compute_jump_functions): Check for presence of jump functions.
9080 (ipa_free_edge_args_substructures): New function.
9081 (ipa_create_node_params): Removed.
9082 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9083 (ipa_free_node_params_substructures): New function.
9084 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9086 (ipa_edge_removal_hook): New function.
9087 (ipa_node_removal_hook): New function.
9088 (duplicate_array): New function.
9089 (ipa_edge_duplication_hook): New function.
9090 (ipa_node_duplication_hook): New function.
9091 (ipa_register_cgraph_hooks): New function.
9092 (ipa_unregister_cgraph_hooks): New function.
9093 (free_all_ipa_structures_after_ipa_cp): New function.
9095 * ipa-prop.h: Include vec.h.
9096 (ipa_node_params_t): New typedef with vector types for it.
9097 (ipa_edge_args_t): New typedef with vector types for it.
9098 (IPA_NODE_REF): Changed to access an on-the-side vector.
9099 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9100 (ipa_check_create_node_params): New function.
9101 (ipa_check_create_edge_args): New function.
9103 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9106 2008-07-07 Tom Tromey <tromey@redhat.com>
9108 * configure, config.in: Rebuilt.
9109 * configure.ac: Don't check for scandir or alphasort.
9111 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9113 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9114 types immediately after creating them.
9116 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9118 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9120 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9122 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9123 dump_constraint_graph.
9124 (dump_constraint_edge): New function.
9125 (dump_constraint_graph): New function.
9126 (debug_constraint_graph): New function.
9127 (dump_constraint): Removed useless comparison.
9128 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9129 (dump_constraint_graph): Declare.
9130 (debug_constraint_graph): Declare.
9131 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9133 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9135 * config/i386/i386.c (is_va_list_char_pointer): New.
9136 (ix86_va_start): Replace compare with ms_va_list_type_node
9137 by is_va_list_char_pointer.
9138 (ix86_gimplify_va_arg): Likewise.
9140 2008-07-07 Martin Jambor <mjambor@suse.cz>
9142 * cgraph.c (cgraph_edge_max_uid): New variable.
9143 (struct cgraph_edge_hook_list): New type.
9144 (struct cgraph_node_hook_list): New type.
9145 (struct cgraph_2edge_hook_list): New type.
9146 (struct cgraph_2node_hook_list): New type.
9147 (first_cgraph_edge_removal_hook): New variable.
9148 (first_cgraph_node_removal_hook): New variable.
9149 (first_cgraph_edge_duplicated_hook): New variable.
9150 (first_cgraph_node_duplicated_hook): New variable.
9151 (cgraph_add_edge_removal_hook): New function.
9152 (cgraph_remove_edge_removal_hook): New function.
9153 (cgraph_call_edge_removal_hooks): New function.
9154 (cgraph_add_node_removal_hook): New function.
9155 (cgraph_remove_node_removal_hook): New function.
9156 (cgraph_call_node_removal_hooks): New function.
9157 (cgraph_add_edge_duplication_hook): New function.
9158 (cgraph_remove_edge_duplication_hook): New function.
9159 (cgraph_call_edge_duplication_hooks): New function.
9160 (cgraph_add_node_duplication_hook): New function.
9161 (cgraph_remove_node_duplication_hook): New function.
9162 (cgraph_call_node_duplication_hooks): New function.
9163 (cgraph_create_edge): Assign to edge uid.
9164 (cgraph_remove_edge): Call edge removal hooks.
9165 (cgraph_node_remove_callees): Call edge removal hooks.
9166 (cgraph_node_remove_callers): Call edge removal hooks.
9167 (cgraph_remove_node): Call node removal hooks.
9168 (cgraph_clone_edge): Call edge duplication hooks.
9169 (cgraph_clone_node): Call node duplication hooks.
9171 * cgraph.h (cgraph_edge): New field uid.
9172 (cgraph_edge_hook): New type.
9173 (cgraph_node_hook): New type.
9174 (cgraph_2edge_hook): New type.
9175 (cgraph_2node_hook): New type.
9177 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9179 * config.in: Regenerate.
9181 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9183 * gcc.c (print_sysroot): New.
9184 (option_map, display_help, process_command): Handle the
9185 -print-sysroot option.
9186 (main): Print the sysroot if requested.
9187 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9189 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9192 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9194 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9196 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9197 (assign_parm_setup_block_p): Also check mode of entry_parm.
9199 2008-07-07 Richard Guenther <rguenther@suse.de>
9201 * tree-ssa-structalias.h (set_used_smts): Remove.
9202 * tree-ssa-structalias.c (used_smts): Likewise.
9203 (set_used_smts): Likewise.
9204 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9205 call to set_used_smts.
9207 2008-07-07 Richard Guenther <rguenther@suse.de>
9209 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9210 (new_var_info): Set it to false.
9211 (solution_set_add): Correctly handle pointers outside a var and
9213 (type_safe): Treat variables with is_full_var properly.
9214 (do_sd_constraint): Likewise.
9215 (do_ds_constraint): Likewise.
9216 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9217 (get_constraint_for_ptr_offset): New function.
9218 (get_constraint_for_component_ref): For addresses at least include
9219 the last field of the variable. Handle is_full_vars properly.
9220 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9221 (handle_ptr_arith): Remove.
9222 (find_func_aliases): Simplify assignment handling.
9223 (create_function_info_for): For parameter and result varinfos set
9225 (create_variable_info_for): Set is_full_var flag whenever we
9226 just created a single varinfo for a decl.
9227 (init_alias_vars): Initialize use_field_sensitive from
9228 max-fields-for-field-sensitive parameter.
9230 2008-07-07 Richard Guenther <rguenther@suse.de>
9232 PR tree-optimization/36713
9233 * tree-flow-inline.h (is_call_used): New function.
9234 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9235 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9236 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9238 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9240 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9242 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9244 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9246 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9247 Nathan Sidwell <nathan@codesourcery.com>
9249 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9250 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9252 * config/m68k/t-linux: New.
9253 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9256 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9258 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9259 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9262 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9264 * gcc.c (execute): Fix -Wc++-compat warning.
9266 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9269 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9270 constant for little endian.
9272 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9274 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9275 mips_base_mips16 instead of TARGET_MIPS16.
9276 (mips_base_mips16): Declare.
9277 * config/mips/mips.c (mips_base_mips16): Make global.
9278 (was_mips16_p): Remove GTY marker.
9279 (was_mips16_pch_p): New variable.
9280 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9281 (mips_override_options): Force to non-MIPS16 mode initially.
9282 Do not complain about MIPS16 PIC incompatibilities here.
9283 Only allow -mgpopt if -mexplicit-relocs is in force for
9286 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9288 * configure.ac: Check for caddr_t, define to char * if not defined.
9289 * configure: Regenerate.
9290 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9291 (mmap_gt_pch_use_address): Likewise.
9292 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9294 2008-07-06 Richard Guenther <rguenther@suse.de>
9296 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9297 (new_var_info): Deal with it.
9298 (solution_set_add): Likewise.
9299 (bitpos_of_field): Make signed, fix.
9300 (struct fieldoff): Remove type and decl fields. Make size field
9301 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9303 (fieldoff_compare): Deal with it.
9304 (push_fields_onto_fieldstack): Remove has_union argument, glob
9305 adjacent non-pointer fields together.
9306 (create_function_info_for): Do not set has_union.
9307 (create_variable_info_for): Simplify.
9309 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9311 * config.gcc (extra_headers): Add cross-stdarg.h for target
9312 x86_64-*-* and i?86-*-*.
9313 * config/i386/cross-stdarg.h: New.
9314 * builtins.c (std_fn_abi_va_list): New.
9315 (std_canonical_va_list_type): New.
9316 (stabilize_va_list): Replace va_list_type_node use by
9317 mtarget.canonical_va_list_type.
9318 (gimplify_va_arg_expr): Likewise.
9319 (expand_builtin_va_copy): Replace va_list_type_node use by
9320 mtarget.fn_abi_va_list.
9321 * tree-sra.c (is_va_list_type): New helper.
9322 (decl_can_be_decomposed_p): Replace
9323 va_list_type_node use by is_va_list_type.
9324 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9325 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9326 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9327 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9328 (ix86_enum_va_list): New.
9329 * config/i386/i386.c (sysv_va_list_type_node): New.
9330 (ms_va_list_type_node): New.
9331 (ix86_function_type_abi): Remove sorry.
9332 (ix86_build_builtin_va_list_abi): New.
9333 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9335 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9336 (ix86_init_builtins_va_builtins_abi): New.
9337 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9339 (ix86_handle_abi_attribute): New.
9340 (attribute_spec): Add sysv_abi and ms_abi.
9341 (ix86_fn_abi_va_list): New.
9342 (ix86_canonical_va_list_type): New.
9343 (ix86_enum_va_list): New.
9344 (TARGET_FN_ABI_VA_LIST): New.
9345 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9346 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9347 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9348 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9349 (TARGET_ENUM_VA_LIST): New.
9350 * expr.h (std_fn_abi_va_list): New.
9351 (std_canonical_va_list_type): New.
9352 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9353 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9354 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9355 TARGET_CANONICAL_VA_LIST_TYPE.
9356 * target.h (struct gcc_target): Add fn_abi_va_list hook
9357 and canonical_va_list_type hook.
9359 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9361 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9362 integral and pointer types.
9364 2008-07-04 Roger Sayle <roger@eyesopen.com>
9366 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9367 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9369 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9372 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9374 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9376 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9377 build_gimple_modify_stmt.
9378 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9379 gimple operand. Use fold_build* instead of build*.
9381 2008-07-04 Richard Guenther <rguenther@suse.de>
9383 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9384 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9385 properly to compute the reachability set if we do field-sensitive PTA.
9386 * invoke.texi (max-fields-for-field-sensitive): Document default.
9387 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9388 100 for optimize >= 2.
9390 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9392 * ggc-zone.c (lookup_page_table_if_allocated,
9393 set_page_table_entry, zone_find_object_size, alloc_small_page,
9394 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9395 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9396 -Wc++-compat and/or -Wcast-qual warnings.
9398 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9401 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9402 pic_offset_table_rtx to be marked as used here.
9403 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9404 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9405 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9406 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9409 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9411 * alloc-pool.c (hash_descriptor, eq_descriptor,
9412 alloc_pool_descriptor): Fix -Wc++-compat warnings.
9413 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
9415 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
9416 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9417 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
9418 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9421 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9423 * tree-flow.h (loop_only_exit_p): Declare.
9424 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9425 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9426 the number of iterations if it is constant. Otherwise, if this is the
9427 only possible exit of the loop, use the conservative estimate on the
9428 number of iterations of the entire loop if available.
9430 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9432 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9433 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9434 Add synchronization functions.
9435 * config/sync.c: New file.
9436 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9437 (LIBGCC_SYNC_CFLAGS): Likewise.
9439 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9442 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9443 (*pushtf_sse): New insn pattern.
9444 (pushtf splitters): New splitters.
9446 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9449 * predict.c (build_predict_expr): Use void_type_node for the tree
9450 type, instead of NULL_TREE.
9452 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9454 * config/i386/i386.c (contains_aligned_value_p): Return true
9456 (ix86_data_alignment): Align TCmode to 128bits.
9457 (ix86_local_alignment): Likewise.
9459 2008-07-03 Andrew Haley <aph@redhat.com>
9462 * vec.h (VEC_TA): New.
9463 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9464 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9465 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9466 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9467 (C_COMMON_FIXED_TYPES): Remove first arg.
9468 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9469 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9470 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9471 not to use empty macro arguments.
9473 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9475 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9476 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9477 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9478 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9479 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9480 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9481 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9482 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9483 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9484 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9485 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9486 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9487 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9488 config/rs6000/e500crtres64gpr.asm,
9489 config/rs6000/e500crtres64gprctr.asm,
9490 config/rs6000/e500crtrest32gpr.asm,
9491 config/rs6000/e500crtrest64gpr.asm,
9492 config/rs6000/e500crtresx32gpr.asm,
9493 config/rs6000/e500crtresx64gpr.asm,
9494 config/rs6000/e500crtsav32gpr.asm,
9495 config/rs6000/e500crtsav64gpr.asm,
9496 config/rs6000/e500crtsav64gprctr.asm,
9497 config/rs6000/e500crtsavg32gpr.asm,
9498 config/rs6000/e500crtsavg64gpr.asm,
9499 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9500 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9501 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9502 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9503 config/sparc/sol2-cn.asm: Remove .file directives.
9505 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9507 * resource.c (mark_referenced_resources): Look inside
9508 UNSPEC_VOLATILEs and ASM_INPUTs.
9510 2008-07-02 Ian Lance Taylor <iant@google.com>
9512 * rtlanal.c (add_reg_note): New function.
9513 * rtl.h (add_reg_note): Declare.
9514 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9515 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9516 * builtins.c (expand_builtin_longjmp): Likewise.
9517 (expand_builtin_nonlocal_goto): Likewise.
9518 * calls.c (emit_call_1, expand_call): Likewise.
9519 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9520 * cfglayout.c (fixup_reorder_chain): Likewise.
9521 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9522 (commit_one_edge_insertion): Likewise.
9523 * combine.c (move_deaths, distribute_notes): Likewise.
9524 * df-problems.c (df_set_note): Likewise.
9525 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9526 (set_unique_reg_note): Likewise.
9527 (emit_copy_of_insn_after): Likewise.
9528 * expr.c (expand_expr_real): Likewise.
9529 * gcse.c (add_label_notes): Likewise.
9530 * haifa-sched.c (create_check_block_twin): Likewise.
9531 * jump.c (mark_jump_label_1): Likewise.
9532 * loop-doloop.c (add_test, doloop_modify): Likewise.
9533 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9534 * lower-subreg.c (move_eh_region_note): Likewise.
9535 * optabs.c (emit_libcall_block): Likewise.
9536 * predict.c (predict_insn): Likewise.
9537 (combine_predictions_for_insn): Likewise.
9538 * recog.c (peephole2_optimize): Likewise.
9539 * regmove.c (try_auto_increment): Likewise.
9540 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9541 * reload.c (find_reloads): Likewise.
9542 * reload1.c (fixup_eh_region_note): Likewise.
9543 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9544 * reorg.c (delete_prior_computation): Likewise.
9545 (delete_computation, dbr_schedule): Likewise.
9546 * config/pa/pa.c (legitimize_pic_address): Likewise.
9547 * config/sh/sh.c (sh_reorg): Likewise.
9549 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9552 * config/libgcc-glibc.ver: Add %exclude.
9553 * config/m32r/libgcc-glibc.ver: Likwise.
9554 * config/s390/libgcc-glibc.ver: Likwise.
9555 * config/sh/libgcc-glibc.ver: Likwise.
9556 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9558 * config/i386/libgcc-glibc.ver: New.
9560 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9562 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9564 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9565 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9566 i[34567]86-*-linux*, x86_64-*-linux*. Add
9567 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9568 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9569 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9570 i[34567]86-*-linux*, x86_64-*-linux*.
9572 * libgcc-std.ver: Add empty GCC_4.4.0.
9574 * mkmap-symver.awk: Support multiple versions per symbol.
9576 * config/i386/i386.c (ix86_init_builtins): Always define
9577 __builtin_fabsq and __builtin_copysignq with fallbacks.
9578 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9579 and __builtin_copysignq if SSE2 isn't available.
9581 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9582 (LIBGCC2_TF_CEXT): Likwise.
9585 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9587 * config/i386/sfp-machine.h: Moved to libgcc.
9589 * config/i386/sfp-machine.h: New.
9590 * config/i386/t-linux: Likwise.
9592 * config/i386/t-darwin: Remove softfp_wrap_start and
9594 * config/i386/t-darwin64: Likewise.
9596 * config/i386/t-fprules-softfp64: Renamed to ...
9597 * config/i386/t-fprules-softfp: This.
9599 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9600 and softfp_wrap_end.
9602 2008-07-02 Jason Merrill <jason@redhat.com>
9604 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9606 * tree.c (ctor_to_list): New fn.
9607 * tree.h: Declare it.
9608 (CONSTRUCTOR_ELT): New macro.
9609 (CONSTRUCTOR_NELTS): New macro.
9611 2008-07-02 Richard Guenther <rguenther@suse.de>
9613 * tree-ssa-structalias.c (struct variable_info): Reorder
9614 to fill padding on 64bit hosts. Make collapsed_to an int.
9615 (get_varinfo_fc): Deal with that.
9616 (new_var_info): Likewise.
9617 (collapse_rest_of_var): Likewise.
9619 2008-07-02 Joshua Sumali <jsumali@redhat.com>
9621 * doc/install.texi (--enable-java-home): Document.
9622 (--enable-aot-compile-rpm): Likewise.
9623 (--with-arch-directory): Likewise.
9624 (--with-os-directory): Likewise.
9625 (--with-origin-name): Likewise.
9626 (--with-arch-suffix): Likewise.
9627 (--with-jvm-root-dir): Likewise.
9628 (--with-jvm-jar-dir): Likewise.
9629 (--with-python-dir): Likewise.
9631 2008-07-02 Richard Guenther <rguenther@suse.de>
9633 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
9634 from decls explicitly. Merge operand checking from tuples.
9636 2008-07-02 Martin Jambor <mjambor@suse.cz>
9638 * tree-switch-conversion.c: Included timevar.h which I forgot before.
9640 2008-07-02 Martin Jambor <mjambor@suse.cz>
9642 * tree-switch-conversion.c: Included timevar.h
9643 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
9645 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
9647 2008-07-02 Martin Jambor <mjambor@suse.cz>
9649 * tree-switch-conversion.c: Corrected various comments and
9651 (build_constructors): Fixed minor formatting mistakes.
9653 * invoke.texi (Optimize Options): Corrected the
9654 switch-conversion-max-branch-ratio parameter.
9656 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
9658 * final.c (asm_insn_count): Return zero for an empty asm body.
9660 2008-07-02 Richard Guenther <rguenther@suse.de>
9662 * bitmap.h (bitmap_set_bit): Return bool.
9663 (bitmap_clear_bit): Likewise.
9664 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
9665 write to the bitmap if it would.
9666 (bitmap_clear_bit): Likewise.
9667 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
9668 bitmap_set_bit return value.
9669 (add_pred_graph_edge): Likewise.
9670 (add_graph_edge): Likewise.
9671 (do_sd_constraint): Likewise.
9672 (do_ds_constraint): Likewise.
9674 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9676 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
9677 Fix -Wc++-compat and/or -Wcast-qual warnings.
9678 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
9679 gen_regparm_prefix): Likewise.
9680 * vmsdbgout.c (write_modbeg, lookup_filename,
9681 vmsdbgout_source_line, vmsdbgout_init): Likewise.
9683 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
9685 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
9686 defaults.h definition apply.
9688 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9690 * function.c (assign_parm_remove_parallels): New.
9691 (assign_parm_setup_block_p): Do not return true for non-BLKmode
9693 (assign_parm_setup_block): Do not handle them.
9694 (assign_parm_setup_reg, assign_parm_setup_stack): Call
9695 assign_parm_remove_parallels.
9697 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9699 * c-typeck.c (convert_for_assignment): Use
9700 vector_targets_convertible_p.
9701 * c-common.c (vector_targets_convertible_p): New.
9702 * c-common.h (vector_targets_convertible_p): New prototype.
9703 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
9704 opaque_p_V2SI_type_node.
9706 2008-07-01 Steve Ellcey <sje@cup.hp.com>
9708 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
9711 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
9713 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
9714 TFmode constants via two element DImode vector for hosts with
9715 HOST_BITS_PER_WIDE_INT < 64.
9716 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
9717 also for HOST_BITS_PER_WIDE_INT < 64.
9719 2008-07-01 Richard Guenther <rguenther@suse.de>
9721 PR tree-optimization/36666
9722 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
9723 (get_constraint_exp_from_ssa_var): Split into ...
9724 (get_constraint_exp_for_temp): ... this ...
9725 (get_constraint_for_ssa_var): ... and that.
9726 Return constraint expressions for all touched sub-fields
9727 if the results address is not taken.
9728 (process_constraint): Remove assertion that aggregate
9729 assignments do not happen at this place.
9730 (get_constraint_for_component_ref): Add address_p argument.
9731 Return constraint expressions for all touched sub-fields
9732 if the results address is not taken.
9733 (do_deref): Use get_constraint_exp_for_temp.
9734 (get_constraint_for_1): Rename from ...
9735 (get_constraint_for): ... this. Add the old function as wrapper.
9736 (do_structure_copy): Use get_constraint_for_1.
9738 2008-07-01 Martin Jambor <mjambor@suse.cz>
9740 * Makefile.in (tree-switch-conversion.o): Add.
9741 (OBJS-common): Add tree-swtch-conversion.o.
9742 * passes.c (init_optimization_passes): Add pass_convert_switch.
9743 * tree-pass.h: (pass_convert_switch): Add.
9744 * tree-switch-conversion.c: New file.
9745 * gcc.dg/tree-ssa/cswtch.c: New testcase.
9746 * common.opt (ftree-cswtch): New option.
9747 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9748 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9749 * opts.c (decode_options): Set flag_tree_switch_conversion when
9750 optimization level is >= 2.
9751 * doc/invoke.texi (Optimize Options): Added description of
9752 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
9754 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9756 * config/darwin-driver.c (darwin_default_min_version): Fix
9757 -Wc++-compat warnings.
9759 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
9761 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
9764 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9766 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
9768 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9770 PR rtl-optimization/34744
9771 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
9772 (df_scan_free_internal): Free data structures not
9773 allocated in storage pools.
9774 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
9775 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
9776 df_scan_free_mws_vec.
9777 * dse.c (dse_step6): Free offset_map_p and offset_map_n
9780 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
9782 * config/i386/i386.c (contains_aligned_value_p): Return true
9784 (ix86_function_arg_boundary): Return its natural boundary
9786 (return_in_memory_32): Don't check TDmode.
9787 (ix86_split_to_parts): Support splitting into 4 parts and
9788 support TFmode for 32bit target.
9789 (ix86_split_long_move): Support splitting into 4 parts.
9790 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
9792 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
9793 (ix86_init_builtins): Here.
9794 (ix86_scalar_mode_supported_p): Always return true for TFmode.
9795 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
9796 'q' and 'w', respectively.
9798 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
9800 (movtf_internal): Likewise.
9801 (<code>tf2): Likewise.
9802 (*absnegtf2_sse): Likewise.
9803 (copysign<mode>3): Likewise.
9804 (copysign<mode>3_const): Likewise.
9805 (copysign<mode>3_var): Likewise.
9806 (define_split UNSPEC_COPYSIGN): Likewise.
9807 * config/i386/sse.md (*nandtf3): Likewise.
9808 (<code>tf3): Likewise.
9809 (*<code>tf3): Likewise.
9811 2008-06-30 Joey Ye <joey.ye@intel.com>
9812 H.J. Lu <hongjiu.lu@intel.com>
9814 * global.c (compute_regsets): Set frame_pointer_needed here.
9815 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
9817 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9819 * doc/install.texi (specific): Expand Windows build notes.
9821 2008-06-30 Ira Rosen <irar@il.ibm.com>
9823 PR tree-optimization/36648
9824 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
9825 number of prolog iterations by step. Fix the comment.
9827 2008-06-30 Richard Guenther <rguenther@suse.de>
9830 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
9831 handle calls from ECF_MALLOC functions.
9832 (handle_pure_call): ECF_MALLOC functions do not return
9834 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
9836 2008-06-29 Andreas Schwab <schwab@suse.de>
9838 * config/m68k/m68k.c (print_operand): Always print a float
9840 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
9841 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
9844 * config/rs6000/x-linux64: Remove never used file.
9846 2008-06-29 Richard Guenther <rguenther@suse.de>
9848 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9850 (struct alias_info): Move ...
9851 * tree-ssa-alias.c: ... here.
9852 (update_alias_info): Declare.
9853 (compute_may_aliases): Call it.
9854 (update_alias_info): New function.
9855 * tree-ssa-structalias.c (update_alias_info): Move ...
9856 * tree-ssa-alias.c (update_alias_info_1): ... here.
9857 * tree-ssa-structalias.c (process_constraint_1): Remove
9858 unused from_call argument. Rename to ...
9859 (process_constraint): ... this. Delete old wrapper.
9860 (make_constraint_to): Adjust callers.
9861 (handle_const_call): Likewise.
9862 (handle_pure_call): Likewise.
9863 (init_base_vars): Likewise.
9864 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9865 (find_func_aliases): We don't need structure copies for
9867 (make_constraint_from_anything): Remove.
9868 (create_variable_info_for): For globals make constraints
9869 from escaped, not from anything.
9870 (compute_points_to_sets): Do not call update_alias_info.
9871 (ipa_pta_execute): Use make_constraint_from.
9873 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9875 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9876 (bitmap.o-warn, dominance.o-warn): New.
9877 * configure.ac (cxx_compat_warn): Delete.
9878 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9879 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9881 * configure: Regenerate.
9883 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9886 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9888 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9889 * df-scan.c (df_notes_rescan): Likewise.
9890 * ggc-page.c (set_page_table_entry): Likewise.
9891 * intl.c (gcc_gettext_width): Likewise.
9892 * varasm.c (get_unnamed_section, get_noswitch_section,
9893 get_section): Likewise.
9895 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9897 * regrename.c (build_def_use): Don't copy RTX.
9899 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9901 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9902 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9903 punctuation. Use @ref instead of @xref.
9904 (Function Names): Remove stray @display/@end display.
9905 (C++ Attributes): Use @ref instead of @xref.
9906 (Deprecated Features): Fix punctuation around @xref.
9907 (Backwards Compatibility): Likewise.
9908 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9910 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9912 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9913 constants for E500 double.
9915 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9917 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9918 element type of const_vector.
9920 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9922 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9923 Remove FLAGS_REG clobber from expander pattern.
9924 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9925 (anddi3, andsi3, andhi3, andqi3): Ditto.
9926 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9927 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9928 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9929 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9930 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9931 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9932 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9933 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9935 2008-06-28 Richard Guenther <rguenther@suse.de>
9937 * tree-ssa-structalias.c (callused_id, var_callused,
9938 callused_tree): Add.
9939 (handle_pure_call): New function.
9940 (find_func_aliases): Call it.
9941 (find_what_p_points_to): Handle the call-used set.
9942 (clobber_what_escaped): Likewise.
9943 (compute_call_used_vars): New function.
9944 (init_base_vars): Init the call-used variable.
9945 (do_sd_constraint): Do not propagate the solution from CALLUSED
9946 but use CALLUSED as a placeholder.
9947 (solve_graph): Likewise.
9948 * tree-flow-inline.h (gimple_call_used_vars): New function.
9949 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9950 (compute_call_used_vars): Declare.
9951 * tree-ssa-alias.c (set_initial_properties): Call
9952 compute_call_used_vars.
9953 (reset_alias_info): Clear call-used variables.
9954 (add_call_clobber_ops): Assert we are not called for const/pure
9955 functions. Remove handling of them.
9956 (add_call_read_ops): Handle pure functions by adding the
9957 call-used set of variables as VUSEs.
9958 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9959 (delete_tree_ssa): Free it.
9960 * tree-dfa.c (remove_referenced_var): Clear the var from the
9963 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9965 * tree.c (build_varargs_function_type_list): New.
9966 (build_function_type_list_1): New.
9967 (build_function_type_list): Use build_function_type_list_1.
9968 * tree.h (build_varargs_function_type_list): New.
9970 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9973 * config/spu/spu.c (spu_builtin_splats): Do not generate
9974 invalid CONST_VECTOR expressions.
9975 (spu_expand_vector_init): Likewise.
9977 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9979 * optabs.c (libfunc_decls): New variable.
9980 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9981 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9982 for the same function twice.
9984 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9986 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9987 ix86_expand_binary_operator directly.
9988 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9990 (*ashrti3_1): Ditto.
9991 (*lshrti3_1): Ditto.
9992 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9993 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9994 using only one splitter. Conditionaly execute splitter before or
9995 after peephole2 pass.
9996 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9997 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9998 Use only one alternative in asm template.
9999 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10001 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10002 "J" operand constraint for operand 2.
10003 (*ashldi3_cconly_rex64): Ditto.
10004 (*ashrdi3_cmp_rex64): Ditto.
10005 (*ashrdi3_cconly_rex64): Ditto.
10006 (*lshrdi3_cmp_rex64): Ditto.
10007 (*lshrdi3_cconly_rex64): Ditto.
10008 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10009 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10010 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10013 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10015 * gimplify.c (omp_is_private): Don't return true if decl is not
10016 already private on #pragma omp for or #pragma omp parallel for.
10019 * tree-cfg.c (struct move_stmt_d): Replace block field with
10020 orig_block and new_block fields.
10021 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10022 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10023 (move_block_to_fn): Replace vars_map and new_label_map arguments
10024 with struct move_stmt_d pointer.
10025 (replace_block_vars_by_duplicates): New function.
10026 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10027 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10028 all subblocks of ORIG_BLOCK to the new function. Call
10029 replace_block_vars_by_duplicates.
10030 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10031 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10032 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10033 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10034 (expand_omp): Temporarily set input_location to the location of
10035 region's controlling stmt.
10036 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10037 BIND_EXPR, push ctx->block_vars and gimplification vars into
10038 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10039 into dest function.
10040 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10041 there are any BLOCK_VARS.
10042 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10043 OMP_PARALLEL or OMP_TASK stmt.
10044 (lower_omp): Save and restore input_location around the lower_omp_1
10047 2008-06-27 Richard Guenther <rguenther@suse.de>
10049 PR tree-optimization/36400
10050 PR tree-optimization/36373
10051 PR tree-optimization/36344
10052 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10053 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10054 (update_alias_info): Remove call clobbering code.
10055 (make_constraint_to): New helper function.
10056 (make_escape_constraint): Likewise.
10057 (handle_rhs_call): Use it on all pointer containing arguments.
10058 Also mark the static chain escaped.
10059 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10060 instead of ANYTHING.
10061 (make_constraint_from): New helper split out from ...
10062 (make_constraint_from_anything): ... here.
10063 (find_func_aliases): Add constraints for escape sites.
10064 (intra_create_variable_infos): Make constraints from NONLOCAL
10066 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10068 (clobber_what_p_points_to): Remove.
10069 (clobber_what_escaped): New function.
10070 (init_base_vars): Init NONLOCAL and ESCAPED.
10071 (do_sd_constraint): Do not propagate the solution from ESCAPED
10072 but use ESCAPED as a placeholder.
10073 (solve_graph): Likewise.
10074 * tree-flow.h (clobber_what_p_points_to): Remove.
10075 (clobber_what_escaped): Declare.
10076 * tree-ssa-alias.c (set_initial_properties): Call it.
10077 Remove code clobbering escaped pointers.
10079 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10081 * function.c (allocate_struct_function): Only allocate a unique
10082 funcdef_no if the decl is nonzero.
10084 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10086 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10087 * config/mips/mips.c (mips_split_const_insns): New function.
10088 * config/mips/mips.md (move_type): New attribute.
10089 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10090 (dword_mode): New attribute.
10091 (type): Avoid long line. Map "move_type"s to "type"s,
10092 choosing "multi" for doubleword moves if appropriate.
10093 Swap MTC/MFC comments to match their declaration order.
10094 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10095 "type" is "branch" or "jal" is "direct".
10096 (length): Handle "extended_mips16" first. Make the default
10097 "0" for "ghost" instructions. Set the length from "move_type".
10098 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10099 of "type", with "sll0" for the register alternative. Remove the
10100 "extended_mips16" attribute.
10101 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10102 of "type", with "shift_shift" for the register alternative.
10103 Remove the "length" attribute.
10104 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10105 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10106 of "type", with "andi" for the register alternative.
10107 (*zero_extendqihi2): Likewise.
10108 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10109 of "andi" instead of a "type" of "arith".
10110 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10112 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10113 (mov_<store>r, *mov<mode>_ra): Likewise.
10114 (extendsidi2): Use "move_type" instead of "type", with "move"
10115 for the register alternative.
10116 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10117 of "type", with "signext" for the register alternative.
10118 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10119 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10120 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10121 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10122 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10123 (unnamed branch insn): Likewise.
10124 (*movdi_gp32_fp64): Fold into...
10125 (*movdi_32bit): ...here.
10126 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10127 (*movdf_hardfloat): ...this new pattern.
10128 (*movdf_softfloat): Remove redundant FPR alternatives.
10129 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10130 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10131 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10132 the "move" attribute.
10133 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10134 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10135 and "store" for COP loads and stores.
10136 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10137 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10138 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10139 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10140 (*movtf_mips16, *movv2sf): Likewise.
10141 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10142 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10143 (mfhc1<mode>): Use "move_type" instead of "move".
10144 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10145 (loadgp_blockage): Remove the "length" attribute.
10146 (blockage, set_got_version, update_got_version): Likewise.
10147 (call_internal): Remove the "extended_mips16" attribute.
10148 (call_value_internal, call_value_multiple_internal): Likewise.
10149 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10151 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10152 the "length" attribute.
10154 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10156 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10157 -Wcast-qual warnings.
10158 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10159 handle_pragma_pop_macro): Likewise.
10160 * collect2.c (resolve_lib_name): Likewise.
10161 * config/arc/arc.c (arc_init): Likewise.
10162 * config/arm/arm.c (neon_builtin_compare,
10163 locate_neon_builtin_icode): Likewise.
10164 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10165 * config/bfin/bfin.c (bfin_init_machine_status,
10166 bfin_optimize_loop): Likewise.
10167 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10168 * config/cris/cris.c (cris_init_expanders): Likewise.
10169 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10170 * config/darwin.c (machopic_indirection_eq,
10171 machopic_indirection_name, machopic_output_indirection): Likewise.
10172 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10173 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10174 frv_optimize_membar): Likewise.
10175 * config/i386/cygwin.h (mingw_scan,
10176 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10177 * config/i386/cygwin1.c (mingw_scan): Likewise.
10178 * config/i386/i386.c (machopic_output_stub): Likewise.
10179 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10180 i386_pe_unique_section): Likewise.
10181 * config/ia64/ia64.c (ia64_init_machine_status,
10182 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10184 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10185 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10186 * config/m68k/m68k.c (m68k_handle_option,
10187 m68k_sched_md_init_global): Likewise.
10188 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10189 mcore_unique_section): Likewise.
10190 * config/mips/mips.c (mips_block_move_straight,
10191 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10193 * config/mmix/mmix.c (mmix_init_machine_status,
10194 mmix_encode_section_info): Likewise.
10195 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10196 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10197 print_operand_address, output_toc, redefine_groups,
10198 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10199 * config/s390/s390.c (s390_init_machine_status): Likewise.
10200 * config/score/score.c (score_block_move_straight,
10201 score_block_move_loop_body): Likewise.
10202 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10203 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10204 * emit-rtl.c (find_auto_inc): Likewise.
10205 * gcc.c (translate_options, process_command): Likewise.
10206 * reorg.c (dbr_schedule): Likewise.
10207 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10208 * xcoffout.c (xcoffout_declare_function): Likewise.
10210 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10212 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10213 ipa-pta working again.
10215 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10217 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10220 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10222 * config.gcc (powerpc*-*-*): Add new core e500mc.
10223 * config/rs6000/e500mc.md: New file.
10224 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10226 (rs6000_override_options): Add e500mc case to
10227 processor_target_table. Altivec and Spe options not allowed
10228 with e500mc. Add isel instruction to e500mc by
10229 default. Initialize rs6000_cost for e500mc.
10230 (rs6000_issue_rate): Set issue rate for e500mc.
10231 * config/rs6000/rs6000.h (processor_type): Add
10232 PROCESSOR_PPCE500MC.
10233 (ASM_CPU_SPEC): Add e500mc.
10234 Set TARGET_ISEL to rs6000_isel.
10235 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10236 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10237 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10239 * doc/invoke.texi: Add e500mc to list of cpus.
10241 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10244 * c-lex.c (lex_charconst): Initialize unsignedp.
10246 2008-06-27 Olivier Hainque <hainque@adacore.com>
10248 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10249 documented assumptions.
10251 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10253 * dwarf2out.c: Remove trailing white spaces. Break long line
10256 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10258 * libfuncs.h (LTI_synchronize): New libfunc_index.
10259 (synchronize_libfunc): Declare.
10260 * builtins.c (expand_builtin_synchronize): Consider using
10261 synchronize_libfunc before falling back on an asm blockage.
10262 * config/mips/mips.c: Include libfuncs.h
10263 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10265 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10267 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10268 parameter. Copy stack_reg to r11 where appropriate.
10269 (no_global_regs_above): Add gpr parameter.
10270 (rs6000_stack_info): Only add padding for SPE save area if we
10271 are saving SPE GPRs and CR.
10272 (saveres_routine_syms): New variable.
10273 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10275 (rs6000_savres_routine_sym): New function.
10276 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10278 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10279 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10280 Tweak FPR out-of-line saving.
10281 (rs6000_make_savres_rtx): New function.
10282 (rs6000_use_multiple_p): New function.
10283 (rs6000_savres_strategy): New function.
10284 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10285 out-of-line if appropriate.
10286 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10287 if we are optimizing for size.
10288 (GP_SAVE_INLINE): Define.
10289 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10290 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10291 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10292 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10293 (*save_fpregs_<mode>): Add use of r11.
10294 (*restore_gpregs_<mode>): New insn.
10295 (*return_and_restore_gpregs_<mode>): New insn.
10296 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10298 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10299 (*restore_gpregs_spe): New insn.
10300 (*return_and_restore_gpregs_spe): New insn.
10301 * config/rs6000/predicates.md (save_world_operation): Fix check.
10303 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10305 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10306 this point, so assert that.
10308 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10310 * cfganal.c: Include vec.h and vecprim.h.
10311 (compute_idf): Import from...
10312 * tree-into-ssa (compute_idf): ...here.
10313 * basic-block.h (compute_idf): Export.
10315 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10317 * c-decl.c (merge_decls): Use !current_function_decl to check for
10318 extern declaration of C99 inline function being at file scope.
10320 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10322 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10324 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10326 * alias.c (record_alias_subset, init_alias_analysis): Fix
10327 -Wc++-compat and/or -Wcast-qual warnings.
10328 * attribs.c (lookup_attribute_spec): Likewise.
10329 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10330 copy_bb, connect_traces,
10331 find_rarely_executed_basic_blocks_and_cr): Likewise.
10332 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10333 note_btr_set, migrate_btr_defs): Likewise.
10334 * builtins.c (result_vector, expand_builtin_memcpy,
10335 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10336 builtin_memset_read_str, expand_builtin_printf,
10337 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10339 * caller-save.c (mark_set_regs): Likewise.
10340 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10341 * cgraph.c (cgraph_edge): Likewise.
10342 * combine.c (likely_spilled_retval_1): Likewise.
10343 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10344 htab_counts_entry_del, get_coverage_counts): Likewise.
10345 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10346 new_cselib_val): Likewise.
10347 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10348 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10350 * df-core.c (df_compact_blocks): Likewise.
10351 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10352 * df-scan.c (df_grow_reg_info, df_ref_create,
10353 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10354 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10355 df_record_entry_block_defs, df_record_exit_block_uses,
10356 df_bb_verify): Likewise.
10357 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10358 DF_REF_EXTRACT_MODE_CONST): New.
10359 * dominance.c (get_immediate_dominator, get_dominated_by,
10360 nearest_common_dominator, root_of_dom_tree,
10361 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10362 -Wc++-compat and/or -Wcast-qual warnings.
10363 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10364 record_store, replace_read, check_mem_read_rtx, scan_insn,
10365 dse_step1, dse_record_singleton_alias_set): Likewise.
10366 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10368 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10370 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10371 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10372 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10373 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10374 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10375 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10376 file_name_acquire, output_file_names, add_const_value_attribute,
10377 premark_used_types_helper, file_table_eq, file_table_hash,
10378 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10379 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10380 -Wcast-qual warnings.
10381 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10382 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10383 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10384 gen_reg_rtx, start_sequence, init_emit): Likewise.
10385 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10386 * except.c (init_eh_for_function, gen_eh_region,
10387 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10388 arh_to_landing_pad, arh_to_label, add_action_record,
10389 add_call_site, switch_to_exception_section): Likewise.
10390 * expmed.c (synth_mult): Likewise.
10391 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10392 store_expr): Likewise.
10393 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10395 * function.c (assign_stack_temp_for_type,
10396 allocate_struct_function, match_asm_constraints_1): Likewise.
10397 * gcov-io.c (gcov_allocate): Likewise.
10398 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10399 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10400 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10401 record_one_set, insert_expr_in_table, insert_set_in_table,
10402 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10403 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10404 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10405 -Wcast-qual warnings.
10407 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10409 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
10410 -Wcast-qual warnings.
10411 * gcc.c (process_command): Likewise.
10412 * genattrtab.c (oballoc): Use XOBNEW.
10413 (oballocvec): Define.
10414 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
10415 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
10416 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
10417 -Wc++-compat and/or -Wcast-qual warnings.
10418 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
10419 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10420 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10421 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10422 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10423 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10424 add_excls, process_presence_absence_names,
10425 process_presence_absence_patterns, add_presence_absence,
10426 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10427 get_free_state, add_arc, get_free_automata_list_el,
10428 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10429 transform_3, cache_presence, create_ainsns, create_automata,
10430 create_state_ainsn_table, dfa_insn_code_enlarge,
10431 output_trans_func, output_min_issue_delay_func,
10432 output_dead_lock_func, output_reset_func,
10433 output_get_cpu_unit_code_func, output_dfa_start_func,
10434 expand_automata): Likewise.
10435 * genextract.c (gen_insn): Likewise.
10436 * gengtype-lex.l: Likewise.
10437 * gengtype.c (read_input_list, adjust_field_type,
10438 process_gc_options): Likewise.
10439 * genoutput.c (note_constraint): Likewise.
10440 * genpreds.c (mangle, add_constraint): Likewise.
10441 * genrecog.c (process_define_predicate, new_decision,
10442 add_to_sequence): Likewise.
10443 * gensupport.c (record_insn_name): Likewise.
10445 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10447 * config/i386/driver-i386.c (detect_caches_amd,
10448 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10449 and/or -Wcast-qual warnings.
10450 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10451 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10452 gt_pch_save): Likewise.
10453 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10454 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10455 * global.c (compute_regsets): Likewise.
10456 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10457 finish_graph_dump_file): Likewise.
10458 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10459 unlink_bb_notes): Likewise.
10460 * integrate.c (get_hard_reg_initial_val): Likewise.
10461 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10462 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10463 * local-alloc.c (update_equiv_regs): Likewise.
10464 * loop-invariant.c (check_invariant_table_size,
10465 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10467 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10468 altered_reg_used, mark_altered): Likewise.
10469 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10470 insert_var_expansion_initialization,
10471 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10472 release_var_copies): Likewise.
10473 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10474 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10475 analyze_accesses_for_phi_node, check_var_notmodified_p,
10476 check_allocation_function, find_sites_in_func,
10477 record_all_accesses_in_func, transform_access_sites,
10478 transform_allocation_sites): Likewise.
10479 * omp-low.c (new_omp_region, create_omp_child_function_name,
10480 check_omp_nesting_restrictions, check_combined_parallel,
10481 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10482 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10483 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10484 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10486 * opts-common.c (prune_options): Likewise.
10487 * opts.c (add_input_filename, print_filtered_help,
10488 get_option_state): Likewise.
10489 * params.c (add_params): Likewise.
10490 * passes.c (set_pass_for_id, next_pass_1,
10491 do_per_function_toporder, pass_fini_dump_file): Likewise.
10492 * postreload.c (reload_cse_simplify_operands): Likewise.
10493 * predict.c (tree_predicted_by_p, tree_predict_edge,
10494 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10496 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10498 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10500 * recog.c (check_asm_operands, validate_change_1): Likewise.
10501 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10502 subst_asm_stack_regs): Likewise.
10503 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10504 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10505 * regmove.c (reg_is_remote_constant_p): Likewise.
10506 * regrename.c (regrename_optimize, scan_rtx_reg,
10507 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10509 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10510 regstat_compute_calls_crossed): Likewise.
10511 * reload1.c (init_reload, new_insn_chain,
10512 has_nonexceptional_receiver, reload, copy_reloads,
10513 calculate_needs_all_insns, init_elim_table): Likewise.
10514 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10515 * rtl.c (shallow_copy_rtx_stat): Likewise.
10516 * rtlanal.c (parms_set): Likewise.
10517 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10518 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10519 * sched-ebb.c (earliest_block_with_similiar_load,
10520 add_deps_for_risky_insns): Likewise.
10521 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10522 schedule_region): Likewise.
10523 * see.c (eq_descriptor_pre_extension,
10524 hash_descriptor_pre_extension, hash_del_pre_extension,
10525 eq_descriptor_properties, hash_descriptor_properties,
10526 hash_del_properties, see_seek_pre_extension_expr,
10527 see_initialize_data_structures, see_print_register_properties,
10528 see_print_pre_extension_expr, see_delete_merged_def_extension,
10529 see_delete_unmerged_def_extension, see_emit_use_extension,
10530 see_pre_delete_extension, see_map_extension, see_commit_changes,
10531 see_analyze_merged_def_local_prop,
10532 see_analyze_merged_def_local_prop,
10533 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10534 see_set_prop_merged_def, see_set_prop_unmerged_def,
10535 see_set_prop_unmerged_use, see_print_one_extension,
10536 see_merge_one_use_extension, see_merge_one_def_extension,
10537 see_store_reference_and_extension, see_update_uses_relevancy,
10538 see_update_defs_relevancy): Likewise.
10539 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10540 hash_statistics_free, curr_statistics_hash): Likewise.
10541 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10542 expand_asm_operands, expand_return, case_bit_test_cmp,
10543 expand_case): Likewise.
10544 * stor-layout.c (start_record_layout): Likewise.
10545 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10546 gt_pch_save_stringpool): Likewise.
10547 * tree-data-ref.c (hash_stmt_vertex_info,
10548 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10549 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10551 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10554 * config/i386/i386.md : Change constraints of HImode and QImode
10555 immediate operands from "i" to "n". Change SImode "ni" constraint to
10556 "i" and SImode "rmi" constraint to "g". Remove all constraints
10557 from const0_operand and const1_operand predicated operands.
10558 (i): Change QImode and HImode attribute from "i" to "n".
10559 (*subqi_2): Change HImode operands to QImode.
10562 2008-06-25 Olivier Hainque <hainque@adacore.com>
10564 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10567 2008-06-25 Richard Guenther <rguenther@suse.de>
10569 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10570 not overflow the result type.
10572 2008-06-25 Richard Guenther <rguenther@suse.de>
10574 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10575 (vn_lookup): Likewise.
10577 2008-06-25 Richard Guenther <rguenther@suse.de>
10579 PR tree-optimization/35518
10580 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10581 * tree-sra.c (instantiate_element): Use fold_build3 to build
10583 (try_instantiate_multiple_fields): Likewise.
10585 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10587 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10590 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10592 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10593 use_backchain_to_restore_sp to true
10594 if the offset of the link register save area would go over the 32k - 1
10595 offset limit of the load
10598 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10600 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10601 anchor for the type-punning blurb. Cross-reference "Structures
10602 unions enumerations and bit-fields implementation". Provide a
10603 cast-through-pointer example. Make final sentence self-contained.
10604 * doc/implement-c.texi (Structures unions enumerations and
10605 bit-fields implementation): Cross-reference the type-punning blurb
10606 in the -fstrict-aliasing documentation.
10608 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10610 PR middle-end/36594
10611 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
10612 the memory instead of the memory itself for the save area.
10614 2008-06-24 Olivier Hainque <hainque@adacore.com>
10615 Nicolas Roche <roche@adacore.com>
10617 * gengtype.c (srcdir_len): size_t instead of int.
10618 (get_file_realbasename): New function. For F a filename, the real
10619 basename of F, with all the path components stripped.
10620 (get_file_srcdir_relative_path): New function. For F a filename, the
10621 relative path to F from $(srcdir).
10622 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
10623 get_file_realbasename. Adjust the head comment.
10624 (get_prefix_langdir_index): New function. For F a filename, return the
10625 lang_dir_names[] relative index of the language directory that is
10627 (get_file_langdir): For F a filename, return the name of the language
10628 directory where F is located.
10629 (get_file_gtfilename): New function. The gt- output file name for an
10631 (get_output_file_with_visibility): Replace in-line computations with
10632 uses of get_file_gtfilename and get_prefix_langdir_index.
10633 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
10635 2008-06-24 Jakub Jelinek <jakub@redhat.com>
10637 PR tree-optimization/36504
10638 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
10639 references without base address.
10641 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10643 PR middle-end/36584
10644 * calls.c (expand_call): Increase alignment for recursive functions.
10646 2008-06-23 Anatoly Sokolov <aesok@post.ru>
10648 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
10649 (TARGET_FUNCTION_VALUE): New define.
10650 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
10651 * config/avr/avr.h (FUNCTION_VALUE): Remove.
10653 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10655 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
10656 (fmod<mode>3): Ditto.
10657 (remainderxf3): Ditto.
10658 (remainder<mode>3): Ditto.
10660 2008-06-23 Jakub Jelinek <jakub@redhat.com>
10663 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
10664 REG is a hard register.
10666 PR tree-optimization/36508
10667 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
10668 499, don't check it at all in release compilers.
10670 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10672 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
10673 together with SSE_TARGET_MATH to disable insn pattern.
10674 (*fop_<MODEF:mode>_2_i387): Ditto.
10675 (*fop_<MODEF:mode>_3_i387): Ditto.
10677 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10679 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
10681 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10683 PR middle-end/34906
10684 * gimplify.c (gimplify_asm_expr): Check the return code of
10685 parse_output_constraint call, set function return and is_inout
10686 value if it failed.
10688 2008-06-22 Ian Lance Taylor <iant@google.com>
10690 * c-lex.c (narrowest_unsigned_type): Change itk to int.
10691 (narrowest_signed_type): Likewise.
10692 * c-typeck.c (c_common_type): Change local variable mclass to enum
10694 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
10695 tcc_comparison, not the tree code itself.
10696 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
10697 (c_expand_expr): Cast modifier to enum expand_modifier.
10698 * c-common.h (C_RID_CODE): Add casts.
10699 (C_SET_RID_CODE): Define.
10700 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
10701 (c_lex_one_token): Add cast to avoid warning.
10702 (c_parser_objc_type_name): Rename local typename to type_name.
10703 (check_no_duplicate_clause): Change code parameter to enum
10705 (c_parser_omp_var_list_parens): Change kind parameter to enum
10707 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
10708 c_parser_omp_list_var_parens.
10709 (c_parser_omp_threadprivate): Likewise.
10710 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
10711 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
10712 * c-format.c (NO_FMT): Define.
10713 (printf_length_specs): Use NO_FMT.
10714 (asm_fprintf_length_specs): Likewise.
10715 (gcc_diag_length_specs): Likewise.
10716 (scanf_length_specs): Likewise.
10717 (strfmon_length_specs): Likewise.
10718 (gcc_gfc_length_specs): Likewise.
10719 (printf_flag_specs): Change 0 to STD_C89.
10720 (asm_fprintf_flag_specs): Likewise.
10721 (gcc_diag_flag_specs): Likewise.
10722 (gcc_cxxdiag_flag_specs): Likewise.
10723 (scanf_flag_specs): Likewise.
10724 (strftime_flag_specs): Likewise.
10725 (strfmon_flag_specs): Likewise.
10726 (print_char_table): Likewise.
10727 (asm_fprintf_char_table): Likewise.
10728 (gcc_diag_char_table): Likewise.
10729 (gcc_tdiag_char_table): Likewise.
10730 (gcc_cdiag_char_table): Likewise.
10731 (gcc_cxxdiag_char_table): Likewise.
10732 (gcc_gfc_char_table): Likewise.
10733 (scan_char_table): Likewise.
10734 (time_char_table): Likewis.
10735 (monetary_char_table): Likewise.
10736 * c-format.h (BADLEN): Likewise.
10738 2008-06-21 Ian Lance Taylor <iant@google.com>
10740 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
10741 Define END_OF_BASE_TREE_CODES around inclusion.
10742 * tree.c (tree_code_type): New global array.
10743 (tree_code_length, tree_code_name): Likewise.
10744 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
10745 $(lang_tree_files).
10746 (all-tree.def, s-alltree): New targets.
10747 (gencheck.h, s-gencheck): Remove.
10748 (tree.o): Depend upon all-tree.def.
10749 (build/gencheck.o): Remove gencheck.h dependency.
10750 (mostlyclean): Don't remove gencheck.h.
10751 * c-common.h (enum c_tree_code): Remove.
10752 * c-lang.c (tree_code_type): Remove.
10753 (tree_code_length, tree_code_name): Remove.
10754 * gencheck.c (tree_codes): Include all-tree.def, rather than
10755 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
10757 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
10759 * cp/cp-tree.h (enum cplus_tree_code): Remove.
10760 (operator_name_info): Size to MAX_TREE_CODES.
10761 (assignment_operator_name_info): Likewise.
10762 * cp/cp-lang.c (tree_code_type): Remove.
10763 (tree_code_length, tree_code_name): Remove.
10764 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
10765 (assignment_operator_name_info): Likewise.
10766 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
10768 * cp/mangle.c (write_expression): Likewise.
10769 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
10770 * fortran/f95-lang.c (tree_code_type): Remove.
10771 (tree_code_length, tree_code_name): Remove.
10772 * java/java-tree.h (enum java_tree_code): Remove.
10773 * java/lang.c (tree_code_type): Remove.
10774 (tree_code_length, tree_code_name): Remove.
10775 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
10776 * objc/objc-act.h (enum objc_tree_code): Remove.
10777 * objc/objc-lang.c (tree_code_type): Remove.
10778 (tree_code_length, tree_code_name): Remove.
10779 * objcp/objcp-lang.c (tree_code_type): Remove.
10780 (tree_code_length, tree_code_name): Remove.
10781 * ada/ada-tree.h (enum gnat_tree_code): Remove.
10782 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
10783 * ada/misc.c (tree_code_type): Remove.
10784 (tree_code_length, tree_code_name): Remove.
10786 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
10788 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
10789 the grand_bitmap_obstack.
10791 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10793 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
10794 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
10795 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
10796 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
10797 move_stmt_r, new_label_mapper): Likewise.
10798 * tree-complex.c (cvc_lookup): Likewise.
10799 * tree-dfa.c (create_function_ann): Likewise.
10800 * tree-dump.c (dump_register): Likewise.
10801 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
10802 find_phi_replacement_condition): Likewise.
10803 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
10804 tree_function_versioning): Likewise.
10805 * tree-into-ssa.c (cmp_dfsnum): Likewise.
10806 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
10807 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
10808 get_nonlocal_debug_decl, convert_nonlocal_reference,
10809 convert_nonlocal_omp_clauses, get_local_debug_decl,
10810 convert_local_reference, convert_local_omp_clauses,
10811 convert_nl_goto_reference, convert_nl_goto_receiver,
10812 convert_tramp_reference, convert_call_expr): Likewise.
10813 * tree-outof-ssa.c (contains_tree_r): Likewise.
10814 * tree-parloops.c (reduction_phi, initialize_reductions,
10815 eliminate_local_variables_1, add_field_for_reduction,
10816 add_field_for_name, create_phi_for_local_result,
10817 create_call_for_reduction_1, create_loads_for_reductions,
10818 create_stores_for_reduction, create_loads_and_stores_for_name):
10820 * tree-phinodes.c (allocate_phi_node): Likewise.
10821 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
10822 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
10823 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
10824 * tree-ssa-coalesce.c (compare_pairs): Likewise.
10825 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
10826 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
10827 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
10828 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10829 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
10830 vn_nary_op_insert): Likewise.
10831 * tree-ssa.c (redirect_edge_var_map_add,
10832 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
10833 * tree-vectorizer.c (vectorize_loops): Likewise.
10834 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
10835 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
10836 tree_cons_stat, build1_stat, build_variant_type_copy,
10837 decl_init_priority_lookup, decl_fini_priority_lookup,
10838 decl_priority_info, decl_restrict_base_lookup,
10839 decl_restrict_base_insert, decl_debug_expr_lookup,
10840 decl_debug_expr_insert, decl_value_expr_lookup,
10841 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
10842 type_hash_add, get_file_function_name, tree_check_failed,
10843 tree_not_check_failed, tree_range_check_failed,
10844 omp_clause_range_check_failed, build_omp_clause,
10845 build_vl_exp_stat): Likewise.
10846 * value-prof.c (gimple_histogram_value,
10847 gimple_duplicate_stmt_histograms): Likewise.
10848 * var-tracking.c (attrs_list_insert, attrs_list_copy,
10849 unshare_variable, variable_union_info_cmp_pos, variable_union,
10850 dataflow_set_different_1, dataflow_set_different_2,
10851 vt_find_locations, variable_was_changed, set_variable_part,
10852 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
10853 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
10854 section_entry_hash, object_block_entry_eq,
10855 object_block_entry_hash, create_block_symbol,
10856 initialize_cold_section_name, default_function_rodata_section,
10857 strip_reg_name, set_user_assembler_name, const_desc_eq,
10858 build_constant_desc, output_constant_def, lookup_constant_def,
10859 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10860 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10861 default_internal_label): Likewise.
10862 * varray.c (varray_init, varray_grow): Likewise.
10863 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10865 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10867 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10868 operators for "test" insn. Macroize insn using SWI mode macro.
10869 (*jcc_fused_2): Ditto.
10870 (*jcc_fused_3): Macroize insn using SWI mode macro.
10871 (*jcc_fused_4): Ditto.
10873 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10875 * tree-ssa-pre.c: Fix typo in comment.
10876 (init_antic, fini_antic): Add explicit funtions for
10877 initializing and deinitializing ANTIC and AVAIL sets.
10878 (create_expression_by_pieces): Fix typo in comment.
10879 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10880 (execute_pre): Eventually dump details about ANTIC_IN.
10882 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10884 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10885 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10886 add_to_obstack, file_at_path, find_a_file, execute,
10887 add_preprocessor_option, add_assembler_option, add_linker_option,
10888 process_command, insert_wrapper, do_option_spec, do_self_spec,
10889 spec_path, do_spec_1, is_directory, main, used_arg,
10890 getenv_spec_function): Likewise.
10891 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10892 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10895 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10897 * doc/rtl.texi: Updated subreg section.
10899 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10902 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10903 node->needed and node->reachable.
10904 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10905 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10906 (expand_task_call): Don't call expand_task_copyfn.
10907 (expand_task_copyfn): Renamed to...
10908 (finalize_task_copyfn): ... this.
10910 2008-06-19 Jan Hubicka <jh@suse.cz>
10912 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10913 clobbering framepointer.
10915 2008-06-19 Jan Hubicka <jh@suse.cz>
10917 * tree-optimize.c (execute_early_local_optimizations): Set
10918 cgraph_state only at first invocation.
10920 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10922 * system.h (-Wc++-compat): Activate as a warning, no an error.
10924 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10926 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10927 instead of "#" in insn asm template.
10928 (*jcc_fused_2): Ditto.
10930 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10932 * config/i386/i386.h (ix86_tune_indices)
10933 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10934 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10935 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10936 (*jcc_fused_2): Ditto.
10937 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10938 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10939 (print operand): Handle 'E' and 'e' code.
10941 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10943 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10944 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10945 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10947 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10949 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10951 (cgraph_expand_function): Use local copy of decl.
10952 (cgraph_expand_all_functions): Remove redundant initialization of
10954 (cgraph_optimize): Reword internal_error message.
10956 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10958 * arm-protos.h (arm_return_in_memory): Remove public
10959 arm_return_in_memory() prototype.
10960 * arm.c (arm_return_in_memory): Add static prototype, add target
10961 hook macro, change definition and comments.
10962 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10964 2008-06-19 Ben Elliston <bje@au.ibm.com>
10966 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10967 real.c: Remove references to IEEE 754R.
10968 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10969 * doc/libgcc.texi (Decimal float library routines): Likewise.
10971 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10973 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10974 (default_unwind_word_mode): Add prototype.
10975 * targhooks.c (default_unwind_word_mode): New function.
10976 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10977 instead of word_mode.
10978 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10979 (TARGET_INITIALIZER): Use it.
10981 * c-common.c (handle_mode_attribute): Support "unwind_word"
10983 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10985 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10986 word_mode to access SjLj_Function_Context member "data".
10987 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10988 conversion from targetm.eh_return_filter_mode () to
10989 targetm.unwind_word_mode () if they differ.
10991 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10992 (BT_FN_UNWINDWORD_PTR): New function type.
10993 (BT_FN_WORD_PTR): Remove.
10994 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10995 * except.c (expand_builtin_extend_pointer): Convert pointer to
10996 targetm.unwind_word_mode () instead of word_mode.
10998 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10999 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11000 (spu_unwind_word_mode): New function.
11001 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11002 (TARGET_UNWIND_WORD_MODE): Define.
11003 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11005 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11007 * config/spu/spu.c (reg_align): Remove.
11008 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11009 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11010 (spu_split_store): Likewise.
11012 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11014 * gcc/tree-vn.c: Fix typo in comment.
11016 2008-06-18 Jan Hubicka <jh@suse.cz>
11018 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11019 toplevel reorder too.
11021 2008-06-18 Jan Hubicka <jh@suse.cz>
11023 * c-opts.c (c_common_post_options): PCH is not compatible with
11025 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11026 -fno-toplevel-reorder by default now.
11028 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11030 PR documentation/30739
11031 * doc/install.texi (Prerequisites): Document dependency on awk.
11033 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11034 Ian Lance Taylor <iant@google.com>
11036 PR rtl-optimization/35604
11037 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11038 only want to change jump destinations, not eventual label comparisons.
11040 2008-06-16 Jan Hubicka <jh@suse.cz>
11042 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11044 (cgraph_analyze_function): Likewise.
11046 2008-06-16 Jan Hubicka <jh@suse.cz>
11048 * cgraph.h (cgraph_mark_if_needed): New function.
11049 * cgraphunit.c (cgraph_mark_if_needed): New function.
11050 * c-decl.c (duplicate_decl): Use it.
11052 2008-06-16 Jan Hubicka <jh@suse.cz>
11054 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11057 2008-06-16 Jan Hubicka <jh@suse.cz>
11059 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11061 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11062 Kazu Hirata <kazu@codesourcery.com>
11063 Maxim Kuvyrkov <maxim@codesourcery.com
11065 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11066 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11067 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11068 EXTRA_SPEC_FUNCTIONS.
11069 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11070 (DRIVER_SELF_SPECS): Adjust.
11071 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11072 * config/mips/st.h, config/mips/t-st: New.
11073 * config/mips/driver-native.c, config/mips/x-native: New.
11074 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11077 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11079 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11081 (ISA_HAS_FP_CONDMOVE): New macro.
11082 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11083 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11084 (ISA_HAS_NMADD3_NMSUB3): New macro.
11085 * config/mips/mips.c (mips_rtx_costs): Update.
11086 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11087 compiling for ST Loongson 2E/2F.
11088 (madd<mode>): Rename to madd4<mode>. Update.
11089 (madd3<mode>): New pattern.
11090 (msub<mode>): Rename to msub4<mode>. Update.
11091 (msub3<mode>): New pattern.
11092 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11093 (nmadd3<mode>): New pattern.
11094 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11095 (nmadd3<mode>_fastmath): New pattern.
11096 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11097 (nmsub3<mode>): New pattern.
11098 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11099 (nmsub3<mode>_fastmath): New pattern.
11100 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11102 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11104 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11105 (DF_REF_INSN_INFO): New.
11106 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11107 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11108 with a NULL DF_REF_INSN_INFO.
11109 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11111 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11112 DF_INSN_INFO_EQ_USES): New.
11113 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11114 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11115 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11116 * df-core.c: Update comment for above changes.
11117 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11118 DF_INSN_UID_* macros.
11119 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11120 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11121 insn rtx. Update all callers.
11122 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11123 df_ref_create_structure, df_insn_refs_collect): Likewise.
11124 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11125 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11126 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11127 macros to access the insn refs.
11128 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11129 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11130 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11131 for accessing the refs.
11132 (try_fwprop_subst): Likewise.
11133 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11134 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11135 for accessing the refs.
11136 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11137 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11138 to look at the insn refs.
11139 (record_uses): Likewise.
11140 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11142 (mark_artificial_uses): Don't mark_insn for artificial refs.
11143 (mark_reg_rependencies): Likewise.
11145 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11147 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11149 * configure: Regenerate.
11151 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11153 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11154 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11155 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11157 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11159 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11160 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11161 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11163 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11165 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11166 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11167 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11169 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11171 * tree-ssa-sccvn.c: Fix format of comments.
11173 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11175 * cgraph.c: Remove unneeded forward declarations of eq_node()
11178 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11180 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11182 (see_update_relevancy): Likewise.
11183 * fwprop.c (try_fwprop_subst): Likewise.
11184 * rtlanal.c (noop_move_p): Likewise.
11185 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11186 notes to non-existing libcall blocks.
11187 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11189 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11190 (dead_libcall_p): Remove.
11191 (delete_trivially_dead_insns): Don't use it.
11192 * web.c (union_defs): Remove comment about keeping nops.
11193 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11194 (compute_hash_table_work): Don't track libcall notes.
11195 (do_local_cprop): Don't take libcall pointers. Don't update
11197 (adjust_libcall_notes): Deleted.
11198 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11199 ever have existed in the first place).
11200 (replace_store_insn): Don't try to remove libcall notes.
11201 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11202 (resolve_reg_notes): Don't call them.
11203 (resolve_simple_move): Likewise.
11204 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11205 Don't remove REG_RETVAL notes.
11206 * emit-rtl.c (try_split): Don't update libcall notes.
11207 (emit_copy_of_insn_after): Dito.
11208 * cselib.c (cselib_current_insn_in_libcall): Remove.
11209 (cselib_process_insn): Don't set/clear it.
11210 (new_elt_loc_list): Don't record it.
11211 (cselib_init): Don't initialize it.
11212 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11213 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11215 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11216 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11217 (init_deps): Don't initialize it.
11218 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11219 * combine.c (delete_noop_moves): Don't update libcall notes.
11220 (can_combine_p): Remove now pointless #if 0 block.
11221 (try_combine): Remove another obsolete #if 0 block.
11222 (distribute_notes): Don't distribute libcall notes.
11223 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11224 * dce.c (libcall_dead_p): Remove.
11225 (delete_unmarked_insns): Don't handle libcall blocks.
11226 (preserve_libcall_for_dce): Remove.
11227 (prescan_insns_for_dce): Don't special-case libcall block insns.
11228 * reload1 (reload): Don't handle libcall notes.
11229 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11232 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11234 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11235 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11236 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11238 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11240 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11241 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11242 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11244 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11246 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11248 2008-06-16 Ira Rosen <irar@il.ibm.com>
11250 PR tree-optimization/36493
11251 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11252 the arguments list. Use VECTYPE to create vector pointer.
11253 (vectorizable_store): Fail if accesses through a pointer to vectype
11254 do not alias the original memory reference operands.
11255 Call vect_create_data_ref_ptr without the removed argument.
11256 (vectorizable_load): Likewise.
11257 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11260 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11263 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11264 reg_equiv_constant.
11266 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11268 * config/mips/loongson2ef.md: New file.
11269 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11270 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11271 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11272 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11273 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11275 (loongson2ef.md): New include.
11276 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11277 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11278 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11279 (loongson_gt_<mode>, loongson_extract_halfword)
11280 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11281 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11282 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11283 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11284 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11285 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11286 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11287 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11288 (vec_interleave_low<mode>): Define type attribute.
11289 * config/mips/mips.c (mips_ls2): New static variable.
11290 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11291 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11292 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11293 Implement target scheduling hooks.
11294 (mips_multipass_dfa_lookahead): Update to handle tuning for
11296 (mips_sched_init): Initialize data for Loongson scheduling.
11297 (mips_ls2_variable_issue): New static function.
11298 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11300 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11301 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11302 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11303 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11304 Handle ST Loongson 2E/2F cores.
11305 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11307 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11309 * omp-low.c (extract_omp_for_data): Fix comment typo.
11312 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11314 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11315 FIXME note about gcc/config.guess.
11316 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11317 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11318 * doc/cppopts.texi: Likewise.
11319 * doc/extend.texi: Likewise.
11320 * doc/gcc.texi: Likewise.
11321 * doc/gccint.texi: Likewise.
11322 * doc/gcov.texi: Likewise.
11323 * doc/gty.texi: Likewise.
11324 * doc/hostconfig.texi: Likewise.
11325 * doc/install.texi: Likewise.
11326 * doc/invoke.texi: Likewise.
11327 * doc/loop.texi: Likewise.
11328 * doc/makefile.texi: Likewise.
11329 * doc/md.texi: Likewise.
11330 * doc/passes.texi: Likewise.
11331 * doc/tm.texi: Likewise.
11332 * doc/tree-ssa.texi: Likewise.
11333 * doc/trouble.texi: Likewise.
11335 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11336 Nathan Sidwell <nathan@codesourcery.com>
11337 Maxim Kuvyrkov <maxim@codesourcery.com>
11338 Richard Sandiford <rdsandiford@googlemail.com>
11340 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11341 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11342 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11344 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11345 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11346 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11348 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11349 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11350 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11351 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11352 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11353 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11354 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11355 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11356 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11357 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11358 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11359 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11360 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11361 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11362 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11363 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11364 (mips_builtins): Add Loongson builtins.
11365 (mips_loongson_2ef_bdesc): New.
11366 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11367 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11368 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11369 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11371 (mips_expand_vector_init): New.
11372 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11373 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11375 * config/mips/mips.md: Add unspec numbers for Loongson
11376 builtins. Include loongson.md.
11377 (MOVE64): Include Loongson vector modes.
11378 (SPLITF): Include Loongson vector modes.
11379 (HALFMODE): Handle Loongson vector modes.
11380 * config/mips/loongson.md: New.
11381 * config/mips/loongson.h: New.
11382 * config.gcc: Add loongson.h header for mips*-*-* targets.
11383 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11385 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11387 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11388 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11389 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11390 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11391 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11392 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11393 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11394 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11395 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11396 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11397 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11398 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11399 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11400 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11401 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11402 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11403 Remove use_fixproto=yes.
11404 (ia64*-*-hpux*): Remove comment about using fixproto.
11405 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11407 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11409 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
11411 * configure: Regenerate.
11413 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
11415 PR middle-end/36520
11416 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
11417 before evaluating it.
11419 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11422 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11423 nested inline functions.
11424 (start_decl, start_function): Don't invert DECL_EXTERNAL
11425 for nested inline functions.
11427 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11429 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11430 splits that must be made for correctness.
11432 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11434 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11435 (AVAIL_NON_MIPS16): Likewise.
11436 (mips_builtin_description): Replace target_flags with a predicate.
11437 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11438 (dspr2_32): New availability predicates.
11439 (MIPS_BUILTIN): New macro.
11440 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11441 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11442 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11443 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11444 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11445 (mips_dsp_32only_bdesc): Merge into...
11446 (mips_builtins): ...this new array.
11447 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11448 (mips_init_builtins): Update after above changes.
11449 (mips_expand_builtin_1): Merge into...
11450 (mips_expand_builtin): ...here and update after above changes.
11452 2008-06-12 Paul Brook <paul@codesourcery.com>
11454 * longlong.h (__arm__): Define count_leading_zeros.
11455 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11456 (clzsi2, clzdi2): New functions.
11457 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11458 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11459 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11460 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11461 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11462 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11463 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11464 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11465 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11466 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11468 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11470 * config/m68k/m68k.c (m68k_tune_flags): New.
11471 (override_options): Compute m68k_tune_flags.
11472 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11473 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11475 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11477 PR middle-end/36506
11478 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11480 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11482 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11483 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11485 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11487 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11488 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11490 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11492 PR middle-end/36506
11493 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11496 2008-06-12 Richard Guenther <rguenther@suse.de>
11498 PR tree-optimization/36345
11499 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11500 add memory_tag_needed flag.
11501 (may_alias_p): Declare.
11502 * tree-ssa-alias.c (may_alias_p): Export.
11503 (set_initial_properties): Use memory_tag_needed flag.
11504 (update_reference_counts): Likewise.
11505 (reset_alias_info): Reset memory_tag_needed flag.
11506 (create_name_tags): Check memory_tag_needed flag.
11507 (dump_points_to_info_for): Dump it.
11508 * tree-ssa-structalias.c (struct variable_info): Remove
11509 directly_dereferenced flag.
11510 (new_var_info): Do not initialize it.
11511 (process_constraint_1): Do not set it.
11512 (update_alias_info): Set is_dereferenced flag.
11513 (set_uids_in_ptset): Use may_alias_p.
11514 (set_used_smts): Check memory_tag_needed flag.
11515 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11516 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11517 memory_tag_needed flag.
11518 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11519 from broken design.
11521 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11523 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11524 red zone for w64 abi.
11525 (ix86_expand_prologue): Likewise.
11526 (ix86_force_to_memory): Likewise.
11527 (ix86_free_from_memory): Likewise.
11529 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11532 * config/rs6000/rs6000.c (rs6000_override_options): Set
11533 rs6000_isel conditionally to the absence of comand line override.
11534 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11535 Remove duplicate rs6000_isel setting.
11536 * config/rs6000/eabispe.h: Ditto.
11538 2008-06-11 Richard Guenther <rguenther@suse.de>
11540 * alias.c (get_alias_set): Use the element alias-set for arrays.
11541 (record_component_aliases): For arrays and vectors do nothing.
11542 * c-common.c (strict_aliasing_warning): Handle the cases
11543 of alias set zero explicitly.
11544 * Makefile.in (dfp.o-warn): Add -Wno-error.
11546 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11548 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11550 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11551 tune_32 tune_64 to supported_defaults. Allow values not
11552 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11553 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11554 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11555 with_cpu_64 to generic for 64-bit-supporting configurations, not
11556 with_cpu. Remove FIXMEs.
11557 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11558 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11559 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11560 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11561 arch_32 and arch_64.
11563 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11564 Olivier Hainque <hainque@adacore.com>
11566 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11567 Use DECL_SIZE_UNIT to retrieve the size of the field.
11569 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11571 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11572 with function calls after declarations. Lay out
11573 neon_float_type_node before further use.
11575 2008-06-11 Richard Guenther <rguenther@suse.de>
11577 * tree-flow.h (may_point_to_global_var): Declare.
11578 * tree-ssa-alias.c (may_point_to_global_var): New function.
11579 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11581 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11583 * configure.ac: Teach that fido supports .debug_line.
11584 * configure: Regenerate.
11586 2008-06-10 Tom Tromey <tromey@redhat.com>
11588 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11591 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11593 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11594 (encode_decimal64, decode_decimal64, encode_decimal128,
11595 decode_decimal128): Reverse order of 32-bit parts of value if host
11596 and target endianness differ.
11598 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11600 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11601 Avoid division by 0.
11602 (tree_mod_pow2_value_transform): Likewise.
11603 (tree_ic_transform): Likewise.
11604 (tree_stringops_transform): Likewise.
11605 (tree_mod_subtract_transform): Likewise.
11606 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11607 (copy_edges_for_bb): Likewise.
11608 (initialize_cfun): Likewise.
11610 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11612 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
11613 nonmemory_operand. Add "N" operand constraint.
11615 (*jcc_btdi_mask_rex64): New instruction and split pattern.
11616 (*jcc_btsi_mask): Ditto.
11617 (*jcc_btsi_mask_1): Ditto.
11619 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11621 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
11622 TYPE_CANONICAL for copied element type.
11624 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11627 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
11628 Add m_CORE2 and m_GENERIC.
11629 * config/i386/predicates.md (bt_comparison_operator): New predicate.
11630 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
11632 (*jcc_btdi_rex64): New instruction and split pattern.
11633 (*jcc_btsi): Ditto.
11634 (*jcc_btsi_1): Ditto.
11635 (*btsq): Fix Intel asm dialect operand order.
11639 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
11641 PR middle-end/36447
11642 * simplify-rtx.c (simplify_subreg): Add check for shift count
11645 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
11647 * doc/md.texi: Synchronize with later constraints.md change.
11648 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
11649 with a C implementation.
11650 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
11652 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
11653 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
11654 when moving to and from MD_REGNUM.
11655 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
11656 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
11657 Handle byte and halfword moves.
11658 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
11660 * config/mips/constraints.md (h): Turn into NO_REGS.
11661 (l, x): Update documentation.
11662 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
11663 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
11664 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
11665 (HILO): New mode iterator.
11667 (any_div): New code iterator.
11668 (u): Extend code attribute to div and udiv.
11669 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
11670 d_operand in the splitters. Remove redundant CONST_INT checks.
11671 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
11672 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
11673 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
11674 accordingly, using normal moves instead of unspecs to move LO into
11675 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
11676 (<u>mulsidi3): Handle expansion in C code.
11677 (<u>mulsidi3_32bit_internal): Rename to...
11678 (<u>mulsidi3_32bit): ...this.
11679 (<u>mulsidi3_32bit_r4000): Fix insn separator.
11680 (*<u>mulsidi3_64bit): Rename to...
11681 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
11682 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
11683 to set LO and HI to the multiplication result. Use a normal move
11684 for MFLO and an unspec for MFHI.
11685 (*<u>mulsidi3_64bit_parts): Replace with...
11686 (<u>mulsidi3_64bit_hilo): ...this new instruction.
11687 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
11688 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
11689 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
11690 instead of HI. Split the instruction into a separate multiplication
11691 and MFHI if !TARGET_FIX_R4000.
11692 (<su>muldi3_highpart): Likewise.
11693 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
11694 and the "=h" clobber.
11695 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
11696 (<u>mulditi3): New expander.
11697 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
11698 (madsi): Remove "=h" clobber.
11699 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
11700 Force the modulus result to be a GPR and split the instruction into
11701 a division followed by an MFHI after reload.
11702 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
11703 (*lea_high64): Use d_operand in the define_peephole2. Likewise
11704 the MIPS16 HIGH define_split.
11705 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
11706 of acc<->gpr moves to "multi".
11707 (*movdi_64bit): Replace the single "x" alternative with
11708 alternatives for moving into and out of "a".
11709 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
11710 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
11711 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
11712 Use d_operand in the splitters. Remove redundant CONST_INT checks.
11713 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
11714 (movti): New expander.
11715 (*movti, *movti_mips16): New insns.
11716 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
11717 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
11718 (mthi<GPR:mode>_<HILO:mode>): Likewise.
11719 * config/mips/predicates.md (fpr_operand): Delete.
11720 (d_operand): New predicate.
11722 2008-06-09 Michael Meissner <michael.meissner@amd.com>
11724 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
11725 failure on some Bourne shells.
11726 (x86_64-*-*): Ditto.
11728 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
11730 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
11732 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
11734 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
11735 (sparc-sun-solaris2*): Likewise.
11737 2008-06-09 Arnaud Charlet <charlet@adacore.com
11739 * doc/install.texi: Update requirements to build the Ada compiler.
11741 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
11743 * df-scan.c (struct df_scan_problem_data): Remove the
11744 mw_link_pool alloc pool.
11745 (df_scan_free_internal): Don't free it.
11746 (df_scan_alloc): Don't allocate it.
11747 * df.h (struct df_link): Update comment.
11749 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
11751 * except.h: Correct checks for when SJLJ exceptions must be used.
11753 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11755 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
11758 2008-06-08 Joseph Myers <joseph@codesourcery.com>
11760 PR tree-optimization/36218
11761 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
11762 configure for the build system.
11763 (BUILD_LDFLAGS): Define.
11764 * configure: Regenerate.
11765 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
11767 2008-07-08 Anatoly Sokolov <aesok@post.ru>
11770 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
11771 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
11772 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
11774 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
11776 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
11778 2008-06-07 Joseph Myers <joseph@codesourcery.com>
11780 * config.gcc (Obsolete configurations): Remove list of
11782 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
11783 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
11784 targets matched by those patterns.
11785 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
11786 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
11787 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
11788 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
11789 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11790 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
11791 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
11792 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
11793 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
11794 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
11795 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
11796 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
11797 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
11798 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
11799 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
11800 Make code for Solaris 7 and greater unconditional for Solaris.
11801 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
11802 Remove --with-* handling.
11803 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
11804 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
11805 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
11806 LINK_OS_WINDISS_SPEC): Remove.
11807 * config/rs6000/sysv4.opt (mwindiss): Remove.
11808 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
11809 * configure: Regenerate.
11810 * doc/cpp.texi: Don't mention BeOS.
11811 * doc/extend.texi (interrupt): Don't mention MS1.
11812 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
11813 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
11814 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
11815 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
11816 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
11818 * doc/invoke.texi (MT Options): Remove.
11819 (-mwindiss): Remove.
11820 (CRIS Options): Remove cris-axis-aout references.
11821 (HPPA Options): Don't mention hppa1.1-*-pro.
11822 * doc/md.texi: (MorphoTech family): Remove.
11823 * libgcc2.c: Don't handle UWIN.
11824 * config/alpha/t-unicosmk: Remove.
11825 * config/alpha/unicosmk.h: Remove.
11826 * config/arm/kaos-arm.h: Remove.
11827 * config/arm/kaos-strongarm.h: Remove.
11828 * config/arm/strongarm-coff.h: Remove.
11829 * config/arm/strongarm-elf.h: Remove.
11830 * config/arm/strongarm-pe.h: Remove.
11831 * config/arm/t-strongarm-pe: Remove.
11832 * config/arm/t-xscale-coff: Remove.
11833 * config/arm/t-xscale-elf: Remove.
11834 * config/arm/xscale-coff.h: Remove.
11835 * config/arm/xscale-elf.h: Remove.
11836 * config/chorus.h: Remove.
11837 * config/cris/aout.h: Remove.
11838 * config/cris/aout.opt: Remove.
11839 * config/cris/t-aout: Remove.
11840 * config/i386/beos-elf.h: Remove.
11841 * config/i386/kaos-i386.h: Remove.
11842 * config/i386/ptx4-i.h: Remove.
11843 * config/i386/sco5.h: Remove.
11844 * config/i386/sco5.opt: Remove.
11845 * config/i386/sysv4-cpp.h: Remove.
11846 * config/i386/sysv5.h: Remove.
11847 * config/i386/t-beos: Remove.
11848 * config/i386/t-sco5: Remove.
11849 * config/i386/t-uwin: Remove.
11850 * config/i386/uwin.asm: Remove.
11851 * config/i386/uwin.h: Remove.
11852 * config/kaos.h: Remove.
11853 * config/mips/windiss.h: Remove.
11854 * config/mt: Remove directory.
11855 * config/pa/pa-osf.h: Remove.
11856 * config/pa/pa-pro-end.h: Remove.
11857 * config/pa/t-pro: Remove.
11858 * config/ptx4.h: Remove.
11859 * config/rs6000/beos.h: Remove.
11860 * config/rs6000/kaos-ppc.h: Remove.
11861 * config/rs6000/t-beos: Remove.
11862 * config/rs6000/windiss.h: Remove.
11863 * config/sh/kaos-sh.h: Remove.
11864 * config/sol2-6.h: Remove.
11865 * config/sparc/sol26-sld.h: Remove.
11866 * config/sparc/sysv4-only.h: Remove.
11867 * config/vax/bsd.h: Remove.
11868 * config/vax/t-memfuncs: Remove.
11869 * config/vax/ultrix.h: Remove.
11870 * config/vax/vaxv.h: Remove.
11871 * config/windiss.h: Remove.
11873 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11875 PR rtl-optimization/36438
11876 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11877 for vector shifts with constant scalar shift operands.
11879 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11881 * doc/invoke.texi: Document -march=xlr.
11882 * config/mips/xlr.md: New file.
11883 * config/mips/mips.md: Include it.
11885 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11886 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11887 (mips_rtx_cost_data): Likewise.
11889 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11891 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11892 PRE_INC and PRE_DEC cases.
11894 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11896 PR rtl-optimization/36419
11897 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11898 the emitting jump insn.
11901 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11902 is not bool, boolify the whole *expr_p and convert to the desired type.
11904 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11906 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11907 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11908 Add omp_private_outer_ref hook, add another argument to
11909 omp_clause_default_ctor hook.
11910 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11911 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11912 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11913 hook_tree_tree_tree_tree_null.
11914 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11915 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11916 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11917 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11918 * tree.def (OMP_TASK): New tree code.
11919 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11920 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11921 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11922 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11923 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11924 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11925 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11926 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11927 (OMP_DIRECTIVE_P): Add OMP_TASK.
11928 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11929 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11930 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11931 and OMP_CLAUSE_UNTIED entries.
11932 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11934 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11935 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11936 * tree-pretty-print.c (dump_omp_clause): Handle
11937 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11938 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11939 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11940 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11941 warning about unsigned iterators. Change decl/init/cond/incr
11942 arguments to TREE_VECs, check arguments for all collapsed loops.
11943 (c_finish_omp_taskwait): New function.
11944 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11946 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11947 default_function_array_conversion on init. Add par_clauses argument.
11948 If decl is present in parallel's lastprivate clause, change it to
11949 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11950 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11951 collapse count in clauses.
11952 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11953 c_parser_omp_for_loop callers.
11954 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11955 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11956 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11957 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11959 (c_parser_omp_clause_schedule): Handle schedule(auto).
11960 Include correct location in the error message.
11961 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11962 and PRAGMA_OMP_CLAUSE_UNTIED.
11963 (OMP_TASK_CLAUSE_MASK): Define.
11964 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11965 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11966 * tree-nested.c (convert_nonlocal_omp_clauses,
11967 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11968 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11969 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11970 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11972 (conver_nonlocal_reference, convert_local_reference,
11973 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11974 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11975 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11976 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11977 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11978 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11979 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11980 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11981 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11983 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11984 * c-common.h (c_finish_omp_taskwait): New prototype.
11985 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11986 * tree-parloops.c (create_parallel_loop): Create 1 entry
11987 vectors for OMP_FOR_{INIT,COND,INCR}.
11988 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11989 (make_edges): Handle OMP_TASK.
11990 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11991 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11992 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11993 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11994 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11995 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11996 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11997 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11998 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11999 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12000 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12001 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12002 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12003 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12004 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12005 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12006 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12007 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12008 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12009 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12010 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12011 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12012 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12013 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12014 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12015 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12016 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12017 original iterator is present in lastprivate clause or if
12018 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12019 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12020 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12021 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12022 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12023 if it is set, lookup var in outer contexts too. Handle
12024 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12025 to be implicitly determined firstprivate for task regions.
12026 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12027 if it is set, lookup var in outer contexts too. Set
12028 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12029 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12030 OMP_CLAUSE_UNTIED. Take region_type as last argument
12031 instead of in_parallel and in_combined_parallel.
12032 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12034 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12035 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12036 (new_omp_context): Set default_kind to
12037 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12038 (omp_region_type): New enum.
12039 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12040 fields, add region_type.
12041 (new_omp_context): Take region_type as argument instead of is_parallel
12042 and is_combined_parallel.
12043 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12044 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12045 ctx->is_combined_parallel checks.
12046 (gimplify_omp_task): New function.
12047 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12049 * omp-low.c (extract_omp_for_data): Use schedule(static)
12050 for schedule(auto). Handle pointer and unsigned iterators.
12051 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12052 Add loops argument. Extract data for collapsed OMP_FOR loops.
12053 (expand_parallel_call): Assert sched_kind isn't auto,
12054 map runtime schedule to index 3.
12055 (struct omp_for_data_loop): New type.
12056 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12057 Add loop, loops, collapse and iter_type fields.
12058 (workshare_safe_to_combine_p): Disallow combined for if
12059 iter_type is unsigned long long. Don't combine collapse > 1 loops
12060 unless all bounds and steps are constant. Adjust extract_omp_for_data
12062 (expand_omp_for_generic): Handle pointer, unsigned and long long
12063 iterators. Handle collapsed OMP_FOR loops. Adjust
12064 for struct omp_for_data changes. If libgomp function doesn't return
12065 boolean_type_node, add comparison of the return value with 0.
12066 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12067 pointer, unsigned and long long iterators. Adjust for struct
12068 omp_for_data changes.
12069 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12070 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12071 unsigned long long. Allocate loops array, pass it to
12072 extract_omp_for_data. For collapse > 1 loops use always
12073 expand_omp_for_generic.
12074 (omp_context): Add sfield_map and srecord_type fields.
12075 (is_task_ctx, lookup_sfield): New functions.
12076 (use_pointer_for_field): Use is_task_ctx helper. Change first
12077 argument's type from const_tree to tree. Clarify comment.
12078 In OMP_TASK disallow copy-in/out sharing.
12079 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12080 (install_var_field): Add mask argument. Populate both record_type
12081 and srecord_type if needed.
12082 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12084 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12085 and DECL_FIELD_OFFSET.
12086 (scan_sharing_clauses): Adjust install_var_field callers. For
12087 firstprivate clauses on explicit tasks allocate the var by value in
12088 record_type unconditionally, rather than by reference.
12089 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12090 Use is_taskreg_ctx instead of is_parallel_ctx.
12091 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12092 (create_omp_child_function_name): Add task_copy argument, use
12093 *_omp_cpyfn* names if it is true.
12094 (create_omp_child_function): Add task_copy argument, if true create
12095 *_omp_cpyfn* helper function.
12096 (scan_omp_parallel): Adjust create_omp_child_function callers.
12097 Rename parallel_nesting_level to taskreg_nesting_level.
12098 (scan_omp_task): New function.
12099 (lower_rec_input_clauses): Don't run constructors for firstprivate
12100 explicit task vars which are initialized by *_omp_cpyfn*.
12101 Pass outer var ref to omp_clause_default_ctor hook if
12102 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12103 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12104 OMP_CLAUSE_REDUCTION_INIT.
12105 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12106 avoid duplicate setting of fields. Handle
12107 OMP_CLAUSE_PRIVATE_OUTER_REF.
12108 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12109 copy-out if TREE_READONLY, only copy-in.
12110 (expand_task_copyfn): New function.
12111 (expand_task_call): New function.
12112 (struct omp_taskcopy_context): New type.
12113 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12115 (lower_omp_parallel): Rename to...
12116 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12117 Call create_task_copyfn if srecord_type is needed. Adjust
12119 (task_shared_vars): New variable.
12120 (check_omp_nesting_restrictions): Warn if work-sharing,
12121 barrier, master or ordered region is closely nested inside OMP_TASK.
12122 Add warnings for barrier if closely nested inside of work-sharing,
12123 ordered, or master region.
12124 (scan_omp_1): Call check_omp_nesting_restrictions even for
12125 GOMP_barrier calls. Rename parallel_nesting_level to
12126 taskreg_nesting_level. Handle OMP_TASK.
12127 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12128 work-sharing construct, continue looking for them on parent parallel
12130 (lower_omp_for_lastprivate): Add lastprivate clauses
12131 to the beginning of dlist rather than end. Adjust for struct
12132 omp_for_data changes.
12133 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12134 not after it. Handle collapsed OMP_FOR loops, adjust for
12135 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12136 (get_ws_args_for): Adjust extract_omp_for_data caller.
12137 (scan_omp_for): Handle collapsed OMP_FOR
12138 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12139 (lower_omp_single_simple): If libgomp function doesn't return
12140 boolean_type_node, add comparison of the return value with 0.
12141 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12142 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12143 (parallel_nesting_level): Rename to...
12144 (taskreg_nesting_level): ... this.
12145 (is_taskreg_ctx): New function.
12146 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12147 of is_parallel_ctx.
12148 (execute_lower_omp): Rename parallel_nesting_level to
12149 taskreg_nesting_level.
12150 (expand_omp_parallel): Rename to...
12151 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12152 Call omp_task_call for OMP_TASK regions.
12153 (expand_omp): Adjust caller, handle OMP_TASK.
12154 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12156 * bitmap.c (bitmap_default_obstack_depth): New variable.
12157 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12158 if argument is NULL and bitmap_default_obstack is already initialized.
12159 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12161 * matrix-reorg.c (matrix_reorg): Likewise.
12163 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12165 * config/i386/i386.md (*indirect_jump): Macroize using P
12166 mode iterator. Remove !TARGET_64BIT from insn constraints.
12167 (*tablejump_1): Ditto.
12168 (*indirect_jump_rex64): Remove insn pattern.
12169 (*tablejump_1_rex64): Ditto.
12170 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12171 and eh_return_si insn patterns.
12173 2008-06-06 Richard Guenther <rguenther@suse.de>
12175 * tree-ssa-structalias.c (merge_smts_into): Remove.
12176 (find_what_p_points_to): Do not bother to compute the
12177 points-to set for pt_anything pointers.
12178 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12179 for pt_anything pointers is ok.
12181 2008-06-06 Jan Hubicka <jh@suse.cz>
12183 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12185 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12187 * cgraph.c: Fix typos in comments.
12188 (cgraph_availability_names): Fix string typo.
12189 * fold-const.c: Fix typos in comments.
12190 (fold_binary): Fix typo in warning.
12191 * genautomata.c: Fix typos in comments.
12192 (check_presence_pattern_sets): Fix typo in local variable.
12193 (output_description): Fix typo in output.
12194 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12195 * hwint.h: Likewise.
12196 * matrix-reorg.c (check_allocation_function): Likewise.
12197 * omega.c (smooth_weird_equations): Likewise.
12198 * auto-inc-dec.c: Fix typos in comments.
12199 * bb-reorder.c: Likewise.
12200 * builtins.c: Likewise.
12201 * c-common.c: Likewise.
12202 * c-cppbuiltin.c: Likewise.
12203 * c-parser.c: Likewise.
12204 * c-pretty-print.c: Likewise.
12205 * cfgcleanup.c: Likewise.
12206 * cfgexpand.c: Likewise.
12207 * cfghooks.c: Likewise.
12208 * cfglayout.c: Likewise.
12209 * cfgloopmanip.c: Likewise.
12210 * cgraphunit.c: Likewise.
12211 * coverage.c: Likewise.
12212 * dbxout.c: Likewise.
12213 * df-byte-scan.c: Likewise.
12214 * df-core.c: Likewise.
12215 * df-problems.c: Likewise.
12216 * df-scan.c: Likewise.
12218 * dominance.c: Likewise.
12219 * domwalk.c: Likewise.
12221 * dwarf2out.c: Likewise.
12222 * emit-rtl.c: Likewise.
12223 * et-forest.c: Likewise.
12224 * function.c: Likewise.
12225 * function.h: Likewise.
12227 * gcov-io.c: Likewise.
12228 * gcov.c: Likewise.
12229 * gcse.c: Likewise.
12230 * genattrtab.c: Likewise.
12231 * ggc-page.c: Likewise.
12232 * gimplify.c: Likewise.
12233 * gthr-lynx.h: Likewise.
12234 * haifa-sched.c: Likewise.
12235 * ipa-cp.c: Likewise.
12236 * ipa-inline.c: Likewise.
12237 * ipa-prop.h: Likewise.
12238 * ipa-pure-const.c: Likewise.
12239 * ipa-struct-reorg.c: Likewise.
12240 * ipa-struct-reorg.h: Likewise.
12241 * ipa-type-escape.c: Likewise.
12243 * loop-doloop.c: Likewise.
12244 * mips-tfile.c: Likewise.
12245 * mkmap-flat.awk: Likewise.
12246 * mkmap-symver.awk: Likewise.
12247 * modulo-sched.c: Likewise.
12248 * omp-low.c: Likewise.
12249 * optabs.c: Likewise.
12250 * optabs.h: Likewise.
12251 * opts.c: Likewise.
12252 * passes.c: Likewise.
12253 * postreload-gcse.c: Likewise.
12254 * postreload.c: Likewise.
12255 * predict.c: Likewise.
12256 * pretty-print.h: Likewise.
12257 * profile.c: Likewise.
12258 * protoize.c: Likewise.
12259 * ra-conflict.c: Likewise.
12260 * real.c: Likewise.
12261 * recog.c: Likewise.
12262 * regclass.c: Likewise.
12263 * regs.h: Likewise.
12264 * reload.c: Likewise.
12265 * rtl-error.c: Likewise.
12266 * rtlanal.c: Likewise.
12267 * scan.h: Likewise.
12268 * sched-rgn.c: Likewise.
12270 * stmt.c: Likewise.
12271 * target.h: Likewise.
12272 * tree-dfa.c: Likewise.
12273 * tree-eh.c: Likewise.
12274 * tree-flow-inline.h: Likewise.
12275 * tree-inline.c: Likewise.
12276 * tree-into-ssa.c: Likewise.
12277 * tree-loop-distribution.c: Likewise.
12278 * tree-nested.c: Likewise.
12279 * tree-parloops.c: Likewise.
12280 * tree-pass.h: Likewise.
12281 * tree-pretty-print.c: Likewise.
12282 * tree-profile.c: Likewise.
12283 * tree-scalar-evolution.c: Likewise.
12284 * tree-sra.c: Likewise.
12285 * tree-ssa-alias-warnings.c: Likewise.
12286 * tree-ssa-ccp.c: Likewise.
12287 * tree-ssa-coalesce.c: Likewise.
12288 * tree-ssa-dom.c: Likewise.
12289 * tree-ssa-dse.c: Likewise.
12290 * tree-ssa-forwprop.c: Likewise.
12291 * tree-ssa-live.c: Likewise.
12292 * tree-ssa-live.h: Likewise.
12293 * tree-ssa-loop-im.c: Likewise.
12294 * tree-ssa-loop-ivopts.c: Likewise.
12295 * tree-ssa-loop-niter.c: Likewise.
12296 * tree-ssa-loop-prefetch.c: Likewise.
12297 * tree-ssa-phiopt.c: Likewise.
12298 * tree-ssa-phiprop.c: Likewise.
12299 * tree-ssa-sccvn.c: Likewise.
12300 * tree-ssa-ter.c: Likewise.
12301 * tree-ssa-threadupdate.c: Likewise.
12302 * tree-ssa.c: Likewise.
12303 * tree-vect-analyze.c: Likewise.
12304 * tree-vect-transform.c: Likewise.
12305 * tree-vectorizer.c: Likewise.
12306 * tree-vn.c: Likewise.
12307 * tree-vrp.c: Likewise.
12308 * tree.c: Likewise.
12309 * tree.def: Likewise.
12310 * tree.h: Likewise.
12311 * unwind-dw2-fde.c: Likewise.
12312 * unwind.inc: Likewise.
12313 * value-prof.c: Likewise.
12314 * vmsdbgout.c: Likewise.
12316 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12318 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12319 always place FP constants in the TOC for TARGET_POWERPC64.
12320 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12322 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12324 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12325 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12326 enable for TARGET_E500_DOUBLE.
12327 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12328 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12329 floating-point modes like integer modes for E500 double.
12330 (rs6000_legitimate_offset_address_p): Likewise.
12331 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12332 addressing for DDmode for E500 double.
12333 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12334 modes as using 64-bits of registers for E500 double.
12335 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12336 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12337 specially for E500 double.
12338 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12339 TDmode for E500 double.
12340 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12341 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12342 (rs6000_split_multireg_move): Do not handle TDmode specially for
12344 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12345 using 64-bit registers for E500 double.
12346 (emit_frame_save): Do not handle DDmode specially for E500 double.
12347 (gen_frame_mem_offset): Likewise.
12348 (rs6000_function_value): Do not call spe_build_register_parallel
12349 for DDmode or TDmode.
12350 (rs6000_libcall_value): Likewise.
12351 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12352 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12355 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12357 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12360 2008-06-04 Junjie Gu <jgu@tensilica.com>
12362 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12363 comparison for frame pointers.
12365 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12368 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12370 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12373 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12374 register is already smaller or equal to required mode.
12376 2008-06-04 Xinliang David Li <davidxl@google.com>
12378 * tree-call-cdce.c: New file.
12379 (cond_dead_built_in_calls): New static variable.
12380 (input_domain): New struct.
12381 (check_pow): New function.
12382 (check_builtin_call): Ditto.
12383 (check_target_format): Ditto.
12384 (is_call_dce_candidate): Ditto.
12385 (gen_one_condition): Ditto.
12386 (gen_conditions_for_domain): Ditto.
12387 (get_domain): Ditto.
12388 (gen_conditions_for_pow_cst_base): Ditto.
12389 (gen_conditions_for_pow_int_base): Ditto.
12390 (gen_conditions_for_pow): Ditto.
12391 (get_no_error_domain): Ditto.
12392 (gen_shrink_wrap_conditions): Ditto.
12393 (shrink_wrap_one_built_in_call): Ditto.
12394 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12395 (tree_call_cdce): Ditto.
12396 (gate_call_cdce): Ditto.
12397 (pass_call_cdce): New gimple pass.
12398 * passes.c: (init_optimization_passes): New pass.
12399 * tree-pass.h: New pass declaration.
12400 * opts.c (decode_options): New flag setting.
12401 * common.opt: Add -ftree-builtin-call-dce flag.
12402 * Makefile.in: Add new source file.
12403 * tempvar.def: New tv_id.
12404 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12406 2008-06-04 Richard Guenther <rguenther@suse.de>
12408 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12409 (is_call_clobbered): Always check var_ann->call_clobbered.
12410 (mark_call_clobbered): Always set var_ann->call_clobbered.
12411 (clear_call_clobbered): Always clear var_ann->call_clobbered.
12412 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
12413 (reset_alias_info): Clear call clobbering info on MTAGs and
12415 (set_pt_anything): Set pt_global_mem.
12416 (create_tag_raw): Adjust comment.
12417 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
12419 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12420 Maxim Kuvyrkov <maxim@codesourcery.com>
12422 * config/m68k/m68k.opt (mxgot): New option.
12423 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12424 (m68k_output_addr_const_extra): New.
12425 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12426 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12427 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12428 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12430 2008-06-04 Richard Guenther <rguenther@suse.de>
12432 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12433 negative or non-representable offsets.
12435 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12437 * config/i386/i386.c (ix86_gen_leave): New.
12438 (ix86_gen_pop1): Likewise.
12439 (ix86_gen_add3): Likewise.
12440 (ix86_gen_sub3): Likewise.
12441 (ix86_gen_sub3_carry): Likewise.
12442 (ix86_gen_one_cmpl2): Likewise.
12443 (ix86_gen_monitor): Likewise.
12444 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12445 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12446 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12447 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12448 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12449 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12450 (ix86_expand_epilogue): Updated.
12451 (print_operand): Handle integer register operand for 'z'.
12452 (ix86_expand_strlensi_unroll_1): Likewise.
12453 (ix86_expand_strlen): Likewise.
12454 (ix86_expand_builtin): Likewise.
12455 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12456 mov{q}/mov{l} and add{q}/add{l}.
12458 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12460 * config/i386/i386.md (P): New mode iterator.
12461 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12462 using P mode iterator.
12463 (DFmode push_operand splitter): Ditto.
12464 (XFmode push_operand splitter): Ditto.
12465 (DFmode float_extend SFmode push_operand splitter): Ditto.
12466 (XFmode float_extend SFmode push_operand splitter): Do not generate
12467 SImode pushes for 64bit target. Macroize Dimode and SImode
12468 pushes using P mode iterator.
12469 (XFmode float_extend DFmode push_operand splitter): Ditto.
12471 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12473 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12474 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12475 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12476 return type to int.
12477 (ix86_call_abi_override): Remove check for call_used_regs.
12479 2008-06-03 Richard Guenther <rguenther@suse.de>
12481 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12482 for the lhs of calls if the return type contains pointers.
12484 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12486 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12487 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12488 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12489 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12490 of cfun and DEFAULT_ABI to deceide abi mode.
12491 (DEFAULT_ABI): New.
12492 (REG_PARM_STACK_SPACE): Removed.
12493 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12494 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12495 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12496 (ix86_function_abi): Likewise.
12497 (ix86_function_type_abi): Likewise.
12498 (ix86_call_abi_override): Likewise.
12499 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12500 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12501 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12502 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12504 (X86_64_REGPARM_MAX): New.
12505 (X86_64_SSE_REGPARM_MAX): New.
12506 (X64_REGPARM_MAX): New.
12507 (X64_SSE_REGPARM_MAX): New.
12508 (X86_32_REGPARM_MAX): New.
12509 (X86_32_SSE_REGPARM_MAX): New.
12510 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12511 (ix86_function_regparm): Handle user calling abi.
12512 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12513 by DEFAULT_ABI versus SYSV_ABI check.
12514 (ix86_reg_parm_stack_space): New.
12515 (ix86_function_type_abi): New.
12516 (ix86_call_abi_override): New.
12517 (ix86_function_abi): New.
12518 (ix86_cfun_abi): New.
12519 (init_cumulative_args): Call abi specific initialization.
12520 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12521 (function_arg_64): Extend SSE_REGPARM_MAX check.
12522 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12523 (ix86_pass_by_reference): Likewise.
12524 (ix86_function_value_regno_p): Likewise.
12525 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12526 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12527 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12528 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12529 (setup_incoming_varargs_64): Adjust regparm for call abi.
12530 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12531 (ix86_va_start): Likewise.
12532 (ix86_gimplify_va_arg): Likewise.
12533 (ix86_expand_prologue): Likewise.
12534 (output_pic_addr_const): Likewise.
12535 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12536 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12537 (x86_output_mi_thunk): Likewise.
12538 (x86_function_profiler): Likewise.
12539 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12540 (SYSV_ABI, MS_ABI): New constants.
12541 (DEFAULT_ABI): New.
12542 (init_regs): Add prototype of function in regclass.c file.
12543 (OVERRIDE_ABI_FORMAT): New.
12544 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12545 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12546 (OUTGOING_REG_PARM_STACK_SPACE): New.
12547 (ix86_reg_parm_stack_space): New prototype.
12548 (CUMULATIVE_ARGS): Add call_abi member.
12549 (machine_function): Add call_abi member.
12550 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12551 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12553 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12556 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12557 (avr_builtin_setjmp_frame_value): New function.
12558 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12559 (nonlocal_goto): Define.
12561 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12563 * config/mips/mips.c (mips_emit_loadgp): Return early if
12564 there is nothing do to, otherwise emit a blockage if
12565 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12566 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12568 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12570 * configure.ac: Drop unneeded backslash ending up in config.in.
12571 * acinclude.m4: Likewise.
12572 * config.in: Regenerate.
12574 2008-05-26 Jan Hubicka <jh@suse.cz>
12576 * predict.c (maybe_hot_frequency_p): Break out of...
12577 (maybe_hot_bb_p): ... here.
12578 (maybe_hot_edge_p): New.
12579 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12580 * basic-block.h (maybe_hot_edge_p): Declare.
12582 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12584 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12585 (*cmpfp_<mode>_cc): Ditto.
12586 (*fp_jcc_8<mode>_387): Ditto.
12587 (*fop_<MODEF:mode>_2_i387): Ditto.
12588 (*fop_<MODEF:mode>_3_i387): Ditto.
12589 (*fop_xf_2_i387): Ditto.
12590 (*fop_xf_3_i387): Ditto.
12592 2008-06-02 Tomas Bily <tbily@suse.cz>
12594 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12596 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12598 * config/mips/mips.c (mips_valid_offset_p): New function.
12599 (mips_valid_lo_sum_p): Likewise.
12600 (mips_classify_address): Use them.
12601 (mips_force_address): New function.
12602 (mips_legitimize_address): Use it.
12603 * config/mips/mips.md (MOVE128): New mode iterator.
12604 (movtf): Require TARGET_64BIT. Remove empty strings.
12605 (*movtf_internal): Rename to...
12606 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12607 of "R" and use {,fp}{load,store} attributes instead of "multi".
12608 Use a separate define_split.
12609 (*movtf_mips16): New pattern.
12611 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12613 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
12614 * config/mips/mips.c (mips_expand_before_return): New function.
12615 (mips_expand_epilogue): Call it.
12616 * config/mips/mips.md (return): Turn into a define_expand.
12617 (*return): New insn.
12619 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12621 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
12622 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
12623 functions. Do not emit uses and clobbers of CONCATs; individually
12624 use and clobber their operands.
12625 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
12626 gen_clobber, emit_use and gen_use.
12627 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
12628 (expand_builtin_return): Likewise.
12629 * cfgbuild.c (count_basic_blocks): Likewise.
12630 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
12631 * explow.c (emit_stack_restore): Likewise.
12632 * expmed.c (extract_bit_field_1): Likewise.
12633 * expr.c (convert_move, emit_move_complex_parts): Likewise.
12634 (emit_move_multi_word, store_constructor): Likewise.
12635 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
12636 (thread_prologue_and_epilogue_insns): Likewise.
12637 * lower-subreg.c (resolve_simple_move): Likewise.
12638 * optabs.c (widen_operand, expand_binop): Likewise.
12639 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
12640 * reload.c (find_reloads): Likewise.
12641 * reload1.c (eliminate_regs_in_insn): Likewise.
12642 * stmt.c (expand_nl_goto_receiver): Likewise.
12643 * config/alpha/alpha.md (builtin_longjmp): Likewise.
12644 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
12645 * config/arm/arm.c (arm_load_pic_register): Likewise.
12646 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
12647 * config/arm/arm.md (untyped_return): Likewise.
12648 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
12649 * config/avr/avr.c (expand_prologue): Likewise.
12650 * config/bfin/bfin.c (do_unlink): Likewise.
12651 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
12652 * config/cris/cris.c (cris_expand_prologue): Likewise.
12653 * config/darwin.c (machopic_indirect_data_reference): Likewise.
12654 (machopic_legitimize_pic_address): Likewise.
12655 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
12656 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
12657 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
12658 (ix86_expand_convert_uns_didf_sse): Likewise.
12659 (ix86_expand_vector_init_general): Likewise.
12660 * config/ia64/ia64.md (eh_epilogue): Likewise.
12661 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
12662 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
12663 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
12664 (config/iq2000/iq2000.c): Likewise.
12665 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12666 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
12667 (builtin_longjmp): Likewise.
12668 * config/mn10300/mn10300.md (call, call_value): Likewise.
12669 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
12670 * config/pdp11/pdp11.md (abshi2): Likewise.
12671 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12672 * config/s390/s390.c (s390_emit_prologue): Likewise.
12673 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
12674 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
12675 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
12676 * config/sh/sh.c (prepare_move_operands): Likewise.
12677 (output_stack_adjust, sh_expand_epilogue): Likewise.
12678 (sh_set_return_address, sh_expand_t_scc): Likewise.
12679 * config/sparc/sparc.c (load_pic_register): Likewise.
12680 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
12681 * config/spu/spu.c (spu_expand_epilogue): Likewise.
12682 * config/v850/v850.c (expand_epilogue): Likewise.
12684 2008-05-31 Anatoly Sokolov <aesok@post.ru>
12686 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
12687 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
12688 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
12689 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
12690 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
12691 stack pointer register.
12692 (output_movhi): Remove code for interrupt specific writing to the
12693 stack pointer register.
12695 2008-05-31 Richard Guenther <rguenther@suse.de>
12697 PR tree-optimization/34244
12698 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
12699 (tree_expr_nonzero_warnv_p): Likewise.
12700 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12701 ssa_name_nonnegative_p.
12702 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
12703 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
12704 not tree_expr_nonzero_warnv_p.
12706 PR tree-optimization/36262
12708 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
12710 PR tree-optimization/34244
12711 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
12712 (record_numbers_of_iterations): New function.
12713 (execute_vrp): Cache the numbers of iterations of loops.
12714 * tree-scalar-evolution.c (scev_reset_except_niters):
12716 (scev_reset): Use scev_reset_except_niters.
12717 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
12719 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
12721 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12722 __WORKAROUND_RETS when appropriate.
12724 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12726 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
12727 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
12729 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
12730 *fop_df_comm_sse insn patterns using MODEF mode iterator.
12731 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
12732 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
12733 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
12734 *fop_df_1_mixed insn patterns using MODEF mode iterator.
12735 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
12736 *fop_df_1_sse insn patterns using MODEF mode iterator.
12737 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
12738 *fop_df_1_i387 insn patterns using MODEF mode iterator.
12739 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
12740 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
12741 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
12742 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
12743 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
12744 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
12745 (*fop_xf_4_i387): Use <MODE> for mode attribute.
12746 (*fop_xf_5_i387): Ditto.
12747 (*fop_xf_6_i387): Ditto.
12749 2008-05-30 Richard Guenther <rguenther@suse.de>
12751 * builtins.c (build_string_literal): Avoid generating
12752 a non-gimple_val result.
12754 2008-05-30 DJ Delorie <dj@redhat.com>
12756 * exec-tool.in: Use an environment variable (private) instead of a
12757 file (shared) as a semaphore, so as to not break parallel builds.
12759 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12761 * optabs.c (maybe_encapsulate_block): Remove.
12762 (emit_libcall_block): Adjust accordingly.
12763 * optabs.h (maybe_encapsulate_block): Remove prototype.
12765 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
12766 Don't use maybe_encapsulate_block.
12768 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12770 * config/rs6000/rs6000.c (rs6000_legitimize_address,
12771 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
12772 rtx is a SYMBOL_REF before calling get_pool_constant.
12774 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
12776 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
12778 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
12780 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
12781 rather than OS names to choose INO_T_EQ definition.
12782 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
12783 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
12785 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
12788 * config/darwin-f.c: New.
12789 * config/t-darwin: Added rule to build darwin-f.o.
12790 * config.gcc: Defined new variable, fortran_target_objs.
12791 (*-*-darwin*): Set fortran_target_objs.
12792 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
12793 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
12794 * configure: Regenerated.
12796 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
12799 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
12800 canonical type if needed.
12802 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
12804 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
12806 2008-05-29 Richard Guenther <rguenther@suse.de>
12808 PR tree-optimization/36343
12809 PR tree-optimization/36346
12810 PR tree-optimization/36347
12811 * tree-flow.h (clobber_what_p_points_to): Declare.
12812 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
12813 pointed-to variable is dereferenced is irrelevant to whether
12814 the pointer can access the pointed-to variable.
12815 (clobber_what_p_points_to): New function.
12816 * tree-ssa-alias.c (set_initial_properties): Use it.
12817 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
12818 call clobber check for NMTs.
12820 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12822 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
12823 for printing gcov_type.
12825 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12827 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
12828 and the eh region information.
12829 * value-prof.c (gimple_move_stmt_histograms): New function.
12830 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
12832 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
12834 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
12836 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12838 * value-prof.c (tree_ic_transform): Print counts.
12839 * tree-profile.c (tree_gen_ic_func_profiler):
12840 Clear __gcov_indreict_call_callee variable to avoid misattribution
12843 2008-05-28 Rafael Espíndola <espindola@google.com>
12845 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
12848 2008-05-28 Richard Guenther <rguenther@suse.de>
12850 PR tree-optimization/36339
12851 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
12852 and clobbering code out of the loop.
12854 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12856 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
12859 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12860 s390_contiguous_bitmask_p, s390_symref_operand_p,
12861 s390_check_symref_alignment, s390_reload_larl_operand,
12862 s390_reload_symref_address): New functions.
12863 (s390_branch_condition_mnemonic): Support compare and branch
12865 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12866 and 'W' constraints.
12867 (s390_secondary_reload): Add secondary reloads for unaligned
12868 symbol refs or symbol refs to floating point or QI/TI mode
12870 (legitimate_address_p): Accept symbol references as addresses.
12871 (s390_expand_insv): Use rotate and insert selected bits
12872 instruction for insv when building for z10.
12873 (print_operand_address): Handle symbol ref addresses.
12874 (print_operand): Output modifier 'c' added for signed byte values.
12875 (s390_encode_section_info): Mark symbol refs with
12876 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12878 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12879 (length attribute): RRF, RRR have 4 byte length.
12880 (FPALL, INTALL): New mode iterators added.
12881 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12882 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12883 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12884 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12885 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12886 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12887 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12888 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12890 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12891 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12892 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12893 reload<INTALL:mode><P:mode>_toreg_z10,
12894 reload<FPALL:mode><P:mode>_tomem_z10,
12895 reload<FPALL:mode><P:mode>_toreg_z10,
12896 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12897 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12898 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12899 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12901 (movmem, clrmem, cmpmem): New splitters added.
12903 * config/s390/predicates.md (larl_operand): Use
12904 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12905 SYMBOL_REF_ALIGN1_P.
12906 (s390_signed_integer_comparison,
12907 s390_unsigned_integer_comparison): New predicates.
12909 * config/s390/s390-protos.h (s390_check_symref_alignment,
12910 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12911 s390_reload_symref_address,
12912 s390_compare_and_branch_condition_mask): Prototypes added.
12914 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12915 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12916 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12918 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12920 * config/s390/s390.c (z10_cost): New cost function for z10.
12921 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12922 (s390_issue_rate): Adjust issue rate for z10.
12923 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12924 (processor_flags): Add PF_Z10.
12925 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12926 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12927 * gcc/config.gcc: Add z10.
12929 2008-05-28 Richard Guenther <rguenther@suse.de>
12931 PR tree-optimization/36291
12932 * tree-flow. h (struct gimple_df): Remove var_anns member.
12933 * tree-flow-inline.h (gimple_var_anns): Remove.
12934 (var_ann): Simplify.
12935 * tree-dfa.c (create_var_ann): Simplify.
12936 (remove_referenced_var): Clear alias info from var_anns of globals.
12937 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12938 (delete_tree_ssa): Clear alias info from var_anns of globals.
12939 Do not free var_anns.
12940 (var_ann_eq): Remove.
12941 (var_ann_hash): Likewise.
12943 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12945 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12946 and loongson2f entries.
12947 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12948 * config/mips/mips.h (processor_type): Add Loongson-2E
12949 and Loongson-2F entries.
12950 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12951 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12952 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12953 * doc/invoke.texi (MIPS Options): Document loongson2e
12954 and loongson2f processor names.
12956 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12960 * config/i386/i386.c (ix86_function_arg_boundary): Use
12961 alignment of canonical type.
12962 (ix86_expand_vector_move): Check unaligned memory access for
12965 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12967 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12968 Moved to the front of file.
12970 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12971 H.J. Lu <hongjiu.lu@intel.com>
12973 * dwarf2out.c (current_fde): New.
12975 (lookup_cfa:): Likewise.
12976 (dwarf2out_end_epilogue): Likewise.
12977 (dwarf2out_note_section_used): Likewise.
12979 2008-05-27 Michael Matz <matz@suse.de>
12982 * c.opt (Wenum-compare): New warning option.
12983 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12985 2008-05-27 Michael Matz <matz@suse.de>
12987 PR middle-end/36326
12988 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12990 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12991 into memory as tail calls.
12993 2008-05-27 Richard Guenther <rguenther@suse.de>
12995 PR tree-optimization/36339
12996 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12997 pointers cause all addressable variables to be call clobbered.
12999 2008-05-27 Richard Guenther <rguenther@suse.de>
13001 PR tree-optimization/36245
13002 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13004 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13006 * config/s390/s390.md: Replace all occurences of the 'm'
13007 constraint with 'RT'.
13009 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13011 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13013 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13015 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13016 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13017 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13019 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13021 * reload.c: (find_reloads): Skip alternatives according to the
13022 "enabled" attribute. Constify the constraint variable.
13023 * recog.c (get_attr_enabled): Add default implementation.
13024 (extract_insn): Set the alternative_enabled_p array
13025 in the recog_data struct.
13026 (preprocess_constraints, constrain_operands): Skip
13027 alternatives according to the "enabled" attribute
13028 * recog.h (struct recog_data): New field alternative_enabled_p.
13029 (skip_alternative): New inline function.
13030 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13031 (record_reg_classes): Skip alternative according to the
13032 "enabled" attribute.
13034 * doc/md.texi: Add documention for the "enabled" attribute.
13036 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13038 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13039 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13040 constraint with TARGET_MEM_CONSTRAINT.
13041 * recog.c (asm_operand_ok, preprocess_constraints,
13042 constrain_operands): Likewise.
13043 * regclass.c (record_reg_classes): Likewise.
13044 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13045 * reload1.c (maybe_fix_stack_asms): Likewise.
13046 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13047 * recog.h: Adjust comment.
13048 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13049 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13050 * doc/md.texi: Add a note to description of 'm' constraint.
13051 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13053 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13055 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13056 that the bitfield is of integral type before testing its precision.
13058 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13059 Sa Liu <saliu@de.ibm.com>
13061 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13062 __modti3, __udivti3, __umodti3 and __udivmodti4.
13063 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13064 that implement TImode mul and div functions.
13065 * config/spu/multi3.c: New. Implement __multi3.
13066 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13067 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13070 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13072 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13073 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13074 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13075 tls_sysv_suffix): New mode and mode attribute iterators.
13076 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13077 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13078 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13079 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13080 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13083 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13085 PR tree-optimization/36329
13086 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13087 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13088 * cgraphbuild.c (initialize_inline_failed): Use the latter
13089 macro in lieu of the former.
13090 * ipa-inline.c (cgraph_mark_inline): Likewise.
13091 (cgraph_decide_inlining_of_small_function): Likewise.
13092 (cgraph_decide_inlining): Likewise.
13093 (cgraph_decide_inlining_incrementally): Likewise.
13095 2008-05-26 Tristan Gingold <gingold@adacore.com>
13096 Anatoly Sokolov <aesok@post.ru>
13098 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13099 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13100 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13101 optimization for 'avr6' architecture.
13103 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13106 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13108 2008-05-26 Richard Guenther <rguenther@suse.de>
13110 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13111 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13113 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13115 PR middle-end/36253
13116 * caller-save.c (insert_restore): Verify alignment of spill space.
13117 (insert_save): Likewise.
13118 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13119 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13120 (STACK_SLOT_ALIGNMENT): Likewise.
13121 * function.c (LOCAL_ALIGNMENT): Removed.
13122 (get_stack_local_alignment): New.
13123 (assign_stack_local): Use it. Set alignment on stack slot.
13124 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13125 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13126 (STACK_SLOT_ALIGNMENT): New.
13127 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13128 stack slot in XFmode.
13130 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13132 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13135 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13136 argument operand in rax isn't removed.
13138 2008-05-26 Richard Guenther <rguenther@suse.de>
13140 PR middle-end/36300
13141 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13142 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13144 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13147 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13149 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13151 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13152 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13154 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13156 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13157 build a trampoline if we don't want one.
13158 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13159 return zero for nested functions if we don't want a trampoline.
13161 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13163 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13165 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13168 * c.opt: Removed undocumented option '-lang-fortran'.
13169 * c-common.h: Removed global variable 'lang_fortran'.
13170 * c-opts.c (c_common_handle_option): Removed code to handle
13171 option '-lang-fortran'. Updated includes.
13172 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13173 definition of '__GFORTRAN__'.
13174 (define__GNUC__): Reimplemented to use BASEVER and
13175 cpp_define_formatted.
13176 (builtin_define_with_value_n): Removed.
13177 * c-incpath.h: Renamed to ...
13178 * incpath.h: ... this.
13179 * c-incpath.c: Renamed to ...
13180 * incpath.c: ... this. Updated includes.
13181 * fix-header.c: Updated includes.
13182 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13183 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13184 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13186 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13188 * tree.h: Update the table of flags used on tree nodes.
13189 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13190 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13191 (FORCED_LABEL): Add access check.
13192 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13193 (ASM_INPUT_P): Likewise.
13194 (ASM_VOLATILE_P): Likewise.
13195 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13196 (OMP_SECTION_LAST): Access private_flag directly.
13197 (OMP_RETURN_NOWAIT): Likewise.
13198 (OMP_PARALLEL_COMBINED): Likewise.
13199 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13200 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13201 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13202 deprecated_flag directly.
13204 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13206 * final.c (frame_pointer_needed): Removed.
13207 * flags.h (frame_pointer_needed): Likewise.
13209 * function.h (rtl_data): Add frame_pointer_needed.
13210 (frame_pointer_needed): New.
13212 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13214 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13216 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13218 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13221 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13223 * c-common.c (strip_array_types): Move function to..
13225 (get_inner_array_type): Delete.
13226 * c-common.h (strip_array_types): Move declaration to..
13228 (get_inner_array_type): Delete.
13229 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13230 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13231 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13232 * config/pa/pa.c (emit_move_sequence): Likewise.
13234 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13236 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13239 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13241 * function.c: Include target hook for nonlocal_goto frame value.
13243 2008-05-24 Richard Guenther <rguenther@suse.de>
13245 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13246 variable can be only accessed through a pointer or a union.
13248 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13250 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13251 * doc/extend.texi: Likewise.
13253 2008-05-23 DJ Delorie <dj@redhat.com>
13255 * config/m32c/jump.md (untyped_call): Add.
13257 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13258 for A24 to PSImode.
13259 (m32c_address_cost): Detail costs for indirect offsets.
13261 2008-05-23 Rafael Espíndola <espindola@google.com>
13263 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13264 if a node is a SUBREG.
13265 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13268 2008-05-23 Paul Brook <paul@codesourcery.com>
13269 Carlos O'Donell <carlos@codesourcery.com>
13271 * doc/extend.texi: Clarify use of __attribute__((naked)).
13272 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13273 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13274 * function.c (use_register_for_decl): Use
13275 targetm.calls.allocate_stack_slots_for_args.
13276 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13277 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13278 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13280 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13282 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13284 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13286 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13287 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13288 is only rounded once.
13290 2008-05-23 Richard Guenther <rguenther@suse.de>
13292 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13294 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13295 Jakub Jelinek <jakub@redhat.com>
13298 * configure.ac: Handle --enable-cld.
13299 * configure: Regenerated.
13300 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13301 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13302 (ix86_current_function_needs_cld): New define.
13303 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13304 (cld): New isns pattern.
13305 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13306 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13307 * config/i386/i386.opt (mcld): New option.
13308 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13309 TARGET_CLD and ix86_current_function_needs_cld.
13310 (override_options): Use -mcld by default for 32-bit code if
13313 * doc/install.texi (Options specification): Document --enable-cld.
13314 * doc/invoke.texi (Machine Dependent Options)
13315 [i386 and x86-64 Options]: Add -mcld option.
13316 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13318 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13319 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13320 (return_in_memory_64): Likewise.
13321 (return_in_memory_ms_64): Likewise.
13323 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13325 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13326 * builtins.c (fold_builtin_fpclassify): New.
13327 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13328 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13329 * c-common.c (handle_type_generic_attribute): Adjust to accept
13330 fixed arguments before an elipsis.
13331 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13332 * doc/extend.texi: Document __builtin_fpclassify.
13334 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13336 * omp-low.c (gate_expand_omp_ssa): Remove.
13337 (pass_expand_omp_ssa): Remove.
13338 (gate_expand_omp): Do not check for flag_openmp_ssa.
13339 * common.opt (-fopenmp-ssa): Remove.
13340 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13342 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13344 * config/sh/sh.opt (mfixed-range): New option.
13345 * config/sh/sh-protos.h (sh_fix_range): Declare.
13346 * config/sh/sh.c (sh_fix_range): New function.
13347 * config/sh/sh.h (sh_fixed_range_str): Declare.
13348 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13350 * doc/invoke.texi (SH Options): Document -mfixed-range.
13352 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13354 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13355 it before the redeclaration.
13357 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13359 * config/avr/avr.c (get_sequence_length): Add new function.
13360 (expand_prologue, expand_epilogue): Remove duplicate code.
13362 2008-05-22 Rafael Espíndola <espindola@google.com>
13364 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13367 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13369 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13370 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13372 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13373 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13374 (vect_update_misalignment_for_peel): Likewise.
13375 (vector_alignment_reachable_p): Likewise.
13376 * tree-vect-transform.c (vectorizable_load): Likewise.
13377 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13378 (get_vectype_for_scalar_type): Pass mode of scalar_type
13379 to UNITS_PER_SIMD_WORD.
13381 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13382 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13383 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13384 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13385 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13387 2008-05-22 Ira Rosen <irar@il.ibm.com>
13389 PR tree-optimization/36293
13390 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13391 if the first load must be skipped because of a gap.
13393 2008-05-22 Richard Guenther <rguenther@suse.de>
13395 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13396 more cases of offset disambiguation that is possible if
13397 strict-aliasing rules apply.
13398 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13399 for basic offset and type-based disambiguation.
13401 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13403 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13404 ix86_expand_vector_set on V16QImode for SSE4.1.
13406 2008-05-21 Tom Tromey <tromey@redhat.com>
13408 * c.opt (Wimport): Mark as undocumented.
13409 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
13411 (Warning Options): Likewise.
13412 * doc/cppopts.texi: Don't mention -Wimport.
13414 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
13416 PR tree-optimization/36287
13417 PR tree-optimization/36286
13418 * lambda-code.c (build_access_matrix): Do not use the loop->num
13419 for computing the number of induction variables: use the loop depth
13422 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13425 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13426 option -f(no-)leading-underscore.
13428 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13430 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13431 GET_MODE_NUNITS (mode).
13433 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13435 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13436 (-mmulhw): Add 464 to description.
13437 (-mdlmzb): Likewise.
13438 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13439 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13441 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13442 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13443 * config/rs6000/rs6000.md: Update comments for 464.
13445 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13447 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13449 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13451 * config/i386/sse.md (vec_extractv4sf): Removed.
13452 (vec_extractv2df): Likewise.
13453 (vec_extractv2di): Likewise.
13454 (vec_extractv4si): Likewise.
13455 (vec_extractv8hi): Likewise.
13456 (vec_extractv16qi): Likewise.
13457 (vec_extract<mode>): New.
13459 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13461 * config/i386/sse.md (vec_setv4sf): Removed.
13462 (vec_setv2df): Likewise.
13463 (vec_setv2di): Likewise.
13464 (vec_setv4si): Likewise.
13465 (vec_setv8hi): Likewise.
13466 (vec_setv16qi): Likewise.
13467 (vec_set<mode>): New.
13469 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13471 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13472 goto for vec_concat and vec_interleave.
13474 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13476 * config/i386/sse.md (vec_initv4sf): Removed.
13477 (vec_initv2df): Likewise.
13478 (vec_initv2di): Likewise.
13479 (vec_initv4si): Likewise.
13480 (vec_initv8hi): Likewise.
13481 (vec_initv16qi): Likewise.
13482 (vec_init<mode>): New.
13484 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13486 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13488 2008-05-21 Tom Tromey <tromey@redhat.com>
13490 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13491 (zone_find_object_offset): Likewise.
13492 (gt_ggc_m_S): Likewise.
13493 (highest_bit): Likewise.
13494 * ggc-page.c (gt_ggc_m_S): New function.
13495 * stringpool.c (string_stack): Remove.
13496 (init_stringpool): Update.
13497 (ggc_alloc_string): Use ggc_alloc.
13498 (maybe_delete_ident): New function.
13499 (ggc_purge_stringpool): Likewise.
13500 (gt_ggc_m_S): Remove.
13501 * ggc-common.c (ggc_protect_identifiers): New global.
13502 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13503 ggc_protect_identifiers.
13504 * ggc.h (ggc_protect_identifiers): Declare.
13505 (gt_ggc_m_S): Update.
13506 (ggc_purge_stringpool): Declare.
13507 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13508 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13510 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13512 2008-05-21 David S. Miller <davem@davemloft.net>
13514 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13517 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13519 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13522 2008-05-20 David Daney <ddaney@avtrex.com>
13524 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13525 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13526 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13527 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13528 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13529 (atomic_hiqi_op): New define_code_iterator.
13530 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13531 mips_expand_compare_and_swap_12.
13532 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13533 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13534 (sync_<optab><mode>, sync_old_<optab><mode>,
13535 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13536 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13537 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13538 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13539 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13540 (test_and_set_12): New insn.
13541 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13542 sync_new_<optab><mode>, sync_old_nand<mode>,
13543 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13544 clobber to operand 0 for SI and DI mode insns.
13545 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13546 mips_gen_fn_4): New typedefs.
13547 (mips_gen_fn_ptrs): Define new union type.
13548 (mips_expand_compare_and_swap_12): Remove declaration.
13549 (mips_expand_atomic_qihi): Declare function.
13550 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13551 (mips_expand_atomic_qihi): ... this. Use new generator function
13553 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13554 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13555 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13556 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13557 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13558 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13559 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13560 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13561 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13562 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13565 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13567 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13570 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13572 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13573 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13574 (avr_attribute_table): Add 'OS_main' function attribute.
13575 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13576 functions with 'OS_main' attribute.
13578 2008-05-20 Richard Guenther <rguenther@suse.de>
13580 PR tree-optimization/35204
13581 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13582 helper, split out from ...
13583 (DFS): ... here. Make the DFS walk non-recursive.
13585 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13586 Jan Sjodin <jan.sjodin@amd.com>
13588 PR tree-optimization/36181
13589 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13590 (parallelize_loops): Don't parallelize when the loop has vector
13593 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13594 Sebastian Pop <sebastian.pop@amd.com>
13596 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13597 matrix, and never look at the tree representation of the memory
13599 (linear_transform_loops): Computes parameters and access matrices.
13600 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13602 (access_matrix_get_index_for_parameter): New.
13603 * tree-data-ref.h (struct access_matrix): New.
13604 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13605 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13606 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13607 am_vector_index_for_loop): New.
13608 (struct data_reference): Add field access_matrix.
13609 (DR_ACCESS_MATRIX): New.
13610 (compute_data_dependences_for_loop): Update declaration.
13611 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
13612 * lambda.h (lambda_vector_vec_p): Declared.
13613 * lambda-code.c: Depend on pointer-set.h.
13614 (lambda_collect_parameters_from_af, lambda_collect_parameters,
13615 av_for_af_base, av_for_af, build_access_matrix,
13616 lambda_compute_access_matrices): New.
13617 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
13619 2008-05-20 Joseph Myers <joseph@codesourcery.com>
13621 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
13622 $SOURCEDIR/include.
13624 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13625 Sebastian Pop <sebastian.pop@amd.com>
13627 PR tree-optimization/36206
13628 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
13630 (instantiate_scev_1): Rename flags to fold_conversions.
13631 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
13632 outeside instantiation_loop.
13633 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
13634 (evolution_function_is_affine_or_constant_p): Removed.
13635 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
13637 (analyze_siv_subscript): Pass in the loop nest number.
13638 Call evolution_function_is_affine_in_loop instead of
13639 evolution_function_is_affine_p.
13640 (analyze_overlapping_iterations): Pass in the loop nest number.
13642 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13643 Sebastian Pop <sebastian.pop@amd.com>
13645 PR tree-optimization/36206
13646 * tree-chrec.h (chrec_fold_op): New.
13647 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
13650 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
13652 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
13654 (remove_duplicates): Do not set inode on non-inode systems.
13657 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
13659 * config.gcc (tm_file): Update comments about relative pathnames.
13661 2008-05-20 Richard Guenther <rguenther@suse.de>
13663 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
13664 * tree-ssa-sccvn.c (process_scc): Likewise.
13665 * tree-ssa-sink.c (execute_sink_code): Likewise.
13666 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
13667 * tree-vrp.c (process_assert_insertions): Likewise.
13668 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13669 (perform_tree_ssa_dce): Likewise.
13670 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13671 (dump_dominator_optimization_stats): Likewise.
13672 * tree-vectorizer.c (vectorize_loops): Likewise.
13674 2008-05-20 Richard Guenther <rguenther@suse.de>
13676 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
13678 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
13680 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
13681 (ix86_i386elf_return_in_memory): Likewise.
13682 (ix86_i386interix_return_in_memory): Likewise.
13683 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
13684 (SUBTARGET_RETURN_IN_MEMORY): New.
13685 * config/i386/i386elf.h: Likewise.
13686 * config/i386/ptx4-i.h: Likewise.
13687 * config/i386/sol2-10.h: Likewise.
13688 * config/i386/sysv4.h: Likewise.
13689 * config/i386/vx-common.h: Likewise.
13690 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
13691 * config/i386/i386.c (ix86_return_in_memory): Made static and
13692 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
13693 (ix86_i386elf_return_in_memory): Removed.
13694 (ix86_i386interix_return_in_memory): Removed.
13695 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
13696 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
13698 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
13700 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
13702 2008-05-19 Xinliang David Li <davidxl@google.com>
13704 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
13706 * common.opt: Ditto.
13707 * doc/invoke.texi: Ditto.
13709 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
13711 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
13712 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
13714 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13716 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
13717 sizes of operand array from 8/4 to 4/2.
13718 (ix86_expand_vector_init_general): Change size of operand array
13719 from 32 to 16. Remove op0, op1 and half_mode.
13721 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13723 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
13724 (ix86_expand_vector_init_interleave): Likewise.
13725 (ix86_expand_vector_init_general): Use them. Assert
13726 word_mode == SImode when n_words == 4.
13728 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
13730 * config/i386/i386.c (ix86_secondary_reload): New static function.
13731 (TARGET_SECONDARY_RELOAD): New define.
13732 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13733 * config/i386/i386.md (reload_outqi): Remove.
13735 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13737 PR middle-end/35509
13738 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
13739 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
13740 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
13741 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
13742 (fold_builtin_1): Likewise.
13743 * builtins.def (BUILT_IN_ISINF_SIGN): New.
13744 c-common.c (check_builtin_function_arguments): Handle
13745 BUILT_IN_ISINF_SIGN.
13746 * doc/extend.texi: Document __builtin_isinf_sign.
13747 * fold-const.c (operand_equal_p): Handle COND_EXPR.
13749 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
13751 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
13752 EH cleanup at the end of the pass, search for those that have been
13753 turned into forwarder blocks and do the cleanup on their successor.
13755 2008-05-18 Richard Guenther <rguenther@suse.de>
13757 * tree-cfg.c (verify_gimple_expr): Allow conversions from
13758 pointers to sizetype and vice versa.
13760 2008-05-18 Xinliang David Li <davidxl@google.com>
13762 * gcc/tree-ssa-dce.c: Coding style fix.
13763 (check_pow): Documentation comment.
13764 (check_log): Documenation comment. Coding style fix.
13765 (is_unnecessary_except_errno_call): Ditto.
13766 (gen_conditions_for_pow): Ditto.
13767 (gen_conditions_for_log): Ditto.
13768 (gen_shrink_wrap_conditions): Ditto.
13769 (shrink_wrap_one_built_in_calls): Ditto.
13770 * gcc/doc/invoke.texi: Better documentation string.
13771 * ChangeLog: Fix wrong change log entries from
13772 May 17 checkin on function call DCE.
13774 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
13776 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
13778 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13780 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
13781 * df-problems.c (simulation routines): Fixed block comment to
13782 properly say how to add forwards scanning functions.
13784 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13786 * tree-inline.c (setup_one_parameter): Remove dead code.
13788 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13790 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
13791 a BIT_AND_EXPR only for an INTEGER_TYPE.
13793 2008-05-17 Xinliang David Li <davidxl@google.com>
13795 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
13796 (check_pow, check_log, is_unnecessary_except_errno_call): New
13797 functions to check for eliminating math functions that are pure
13798 except for setting errno.
13799 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
13800 general condition expressions for shrink-wrapping pow/log calls.
13801 (gen_shrink_wrap_conditions): Ditto.
13802 (shrink_wrap_one_built_in_call): Ditto.
13803 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
13804 (mark_operand_necessary): If debugging, output if OP is necessary.
13805 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
13807 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
13809 * gcc/common.opt: New user flag -ftree-builtin-dce.
13810 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
13812 2008-05-16 David S. Miller <davem@davemloft.net>
13814 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
13815 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13817 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
13820 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
13822 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13824 * ifcvt.c (dead_or_predicable): Rename
13825 df_simulate_one_insn_backwards to df_simulate_one_insn.
13826 * recog.c (peephole2_optimize): Ditto.
13827 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
13829 * df.h: Rename df_simulate_one_insn_backwards to
13830 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
13831 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
13832 scanning of defs and uses.
13833 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
13834 (df_simulate_one_insn_forwards): Removed.
13836 2008-05-16 Doug Kwan <dougkwan@google.com>
13838 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
13840 (real_from_string): Handle NaNs and Inf as approriate.
13842 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13844 * doc/gty.texi (Source Files Containing Type Information): Note
13845 that headers should appear first in the gtfiles list.
13847 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13849 * tree.def (COND_EXEC): Properly documented this code.
13851 2008-05-16 Diego Novillo <dnovillo@google.com>
13853 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13854 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
13857 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13859 * tree-ssa-dse (max_stmt_uid): Removed.
13860 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13861 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13862 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13863 * function.h (cfun.last_stmt_uid): New field.
13864 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13865 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13867 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13868 (create_stmt_ann): Initialize the ann->uid field.
13869 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13871 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13873 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13875 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13876 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13877 (init_empty_tree_cfg): Call it.
13879 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13881 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13884 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13886 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13887 * tree-dump.c (dump_options): New verbose option.
13888 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13890 * tree-pass.h (TDF_VERBOSE): New dump flag.
13891 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13892 (tree-flow.h): Added include.
13893 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13895 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13897 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13899 From Jie Zhang <jie.zhang@analog.com>
13900 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13901 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13902 mcpu=bf561-none and mcpu=bf561-0.2.
13903 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13904 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13905 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13906 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13907 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13908 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13909 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13911 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13912 (cputype_selected): Remove.
13913 (bfin_handle_option): Don't use cputype_selected.
13914 (override_options): When no mcpu option, enable all workarounds.
13915 Don't use bfin_workarounds.
13916 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13918 (DEFAULT_CPU_TYPE): Don't define.
13920 2008-05-16 Richard Guenther <rguenther@suse.de>
13922 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13923 on deletion of the last stmt.
13925 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13927 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13928 V8HImode for SSE2 and V16QImode for SSE4.1.
13930 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13932 * cgraph.h (compute_inline_parameters): Made public.
13933 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13934 variable_generate_summary, function_write_summary,
13935 variable_write_summary, variable_read_summary. Added generate_summary,
13936 write_summary, read_summary.
13937 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13938 pass_ipa_inline.function_generate_summary, to
13939 compute_inline_parameters.
13940 * ipa-inline.c (compute_inline_parameters): Made public and added
13942 (compute_inline_parameters_for_current): New function.
13943 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13944 (inline_generate_summary): Removed parameter and made to loop over
13946 (pass_ipa_inline): Updated for new IPA_PASS structure.
13947 * passes.c (execute_ipa_summary_passes): Now is called once per
13948 pass rather than once per node*pass.
13950 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13952 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13953 avr_have_mul_p, avr_asm_only_p): Remove variables.
13954 (avr_override_options): Remove initialization of removed variables.
13955 (avr_file_start): Convert removed variables to fields of
13956 'struct base_arch_s *avr_current_arch'.
13957 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13958 (AVR_HAVE_MUL): (Ditto.).
13959 (AVR_HAVE_MOVW): (Ditto.).
13960 (AVR_HAVE_LPMX): (Ditto.).
13961 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13962 avr_asm_only_p): Remove declaration.
13964 2008-05-15 Diego Novillo <dnovillo@google.com>
13966 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13967 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13969 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13971 PR middle-end/36194
13972 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13973 Don't call record_truncated_value from here.
13974 (record_truncated_value): Turn it into a for_each_rtx callback.
13975 (record_truncated_values): New function.
13976 (combine_instructions): Call note_uses with record_truncated_values.
13977 Change name of check_conversion to check_promoted_subreg.
13979 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13981 * doc/sourcebuild.texi: Document support for torture tests.
13983 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13985 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13986 to alternative 4 of operand 2.
13988 2008-05-15 Richard Guenther <rguenther@suse.de>
13990 * tree-pass.h (current_pass): Declare.
13991 (get_pass_for_id): Likewise.
13992 * passes.c (passes_by_id, passes_by_id_size): New globals.
13993 (set_pass_for_id): New function.
13994 (get_pass_for_id): Likewise.
13995 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13996 (execute_function_todo): Flush per function statistics.
13997 * toplev.c (compile_file): Init statistics.
13998 (general_init): Do early statistics initialization.
13999 (finalize): Finish statistics.
14000 * statistics.h (statistics_early_init): Declare.
14001 (statistics_init): Likewise.
14002 (statistics_fini): Likewise.
14003 (statistics_fini_pass): Likewise.
14004 (statistics_counter_event): Likewise.
14005 (statistics_histogram_event): Likewise.
14006 * statistics.c: New file.
14007 * Makefile.in (OBJS-common): Add statistics.o.
14008 (statistics.o): Add dependencies.
14009 * doc/invoke.texi (-fdump-statistics): Document.
14011 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14012 (insert): Likewise.
14013 (execute_pre): Use statistics_counter_event.
14014 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14015 (substitute_and_fold): Increment it. Use statistics_counter_event.
14017 2008-05-15 Diego Novillo <dnovillo@google.com>
14019 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14021 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14022 * tree-ssa-alias.c (new_type_alias): Remove references to
14023 sub-variables from comment.
14024 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14026 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14028 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14029 attribute to 1 only for insertps alternative.
14031 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14033 * config/bfin/bfin.md (loadbytes): New pattern.
14034 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14035 (bfin_init_builtins): Initialize it.
14036 (bdesc_1arg): Add it.
14038 2008-05-15 Sa Liu <saliu@de.ibm.com>
14040 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14041 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14042 * testsuite/lib/target-supports.exp: Add
14043 check_effective_target_fortran_integer_16.
14045 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14047 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14048 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14049 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14050 (TARGET_RETURN_IN_MEMORY): Define.
14052 2008-05-15 Richard Guenther <rguenther@suse.de>
14054 PR middle-end/36244
14055 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14056 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14057 represent unmodifiable vars.
14059 2008-05-15 Richard Guenther <rguenther@suse.de>
14061 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14062 INDIRECT_REF and TARGET_MEM_REF.
14063 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14066 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14067 H.J. Lu <hongjiu.lu@intel.com>
14069 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14070 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14071 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14072 insn alternatives. Add missing alternatives.
14073 (*vec_concatv2di_rex64_sse4_1): Likewise.
14074 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14075 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14076 Require TARGET_SSE.
14078 2008-05-15 Richard Guenther <rguenther@suse.de>
14080 PR tree-optimization/36009
14081 PR tree-optimization/36204
14082 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14083 (determine_invariantness_stmt): Record the loop a store is
14084 always executed in.
14085 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14088 2008-05-15 Richard Guenther <rguenther@suse.de>
14090 PR tree-optimization/34330
14091 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14092 through the pointer will alias the SMT.
14094 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14096 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14098 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14100 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14102 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14103 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14105 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14106 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14107 (vashl_optab): New optab for vector/vector shifts.
14108 (vashr_optab): Ditto.
14109 (vlshr_optab): Ditto.
14110 (vrotl_optab): Ditto.
14111 (vrotr_optab): Ditto.
14112 (optab_subtype): New enum for optab_for_tree_code call.
14113 (optab_for_tree_code): Add enum optab_subtype argument.
14115 * optabs.c (optab_for_tree_code): Take an additional argument to
14116 distinguish between a vector shift by a scalar and vector shift by
14117 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14118 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14119 vector shift by a vector.
14120 (expand_widen_pattern_expr): Pass additional argument to
14121 optab_for_tree_code.
14123 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14124 vrotl_optab, vrotr_optab.
14126 * expr.c (expand_expr_real_1): Update calls to
14127 optab_for_tree_code to distinguish between vector shifted by a
14128 scalar and vector shifted by a vector.
14129 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14130 (supportable_narrowing_operation): Ditto.
14131 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14132 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14133 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14134 (vect_create_epilog_for_reduction): Ditto.
14135 (vectorizable_reduction): Ditto.
14136 (vectorizable_operation): Ditto.
14137 (vect_strided_store_supported): Ditto.
14138 (vect_strided_load_supported): Ditto.
14139 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14140 * expmed.c (expand_shift): Ditto.
14142 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14144 (ashr@var{m}3): Ditto.
14145 (vashl@var{m}3): Document new vector/vector shift standard name.
14146 (vashr@var{m}3): Ditto.
14147 (vlshr@var{m}3): Ditto.
14148 (vrotl@var{m}3): Ditto.
14149 (vrotr@var{m}3): Ditto.
14151 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14152 (PPERM_INVERT): Ditto.
14153 (PPERM_REVERSE): Ditto.
14154 (PPERM_REV_INV): Ditto.
14155 (PPERM_ZERO): Ditto.
14156 (PPERM_ONES): Ditto.
14157 (PPERM_SIGN): Ditto.
14158 (PPERM_INV_SIGN): Ditto.
14159 (PPERM_SRC1): Ditto.
14160 (PPERM_SRC2): Ditto.
14162 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14163 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14164 allows a memory operand to be the value being added, and split it
14165 to improve vectorization.
14166 (sse5_pmacsdqh_mem): Ditto.
14167 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14168 (sse5_mulv2div2di3_high): Ditto.
14169 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14170 (vec_pack_trunc_v4si): Ditto.
14171 (vec_pack_trunc_v2di): Ditto.
14172 (sse5_pcmov_<mode>): Remove code that tried to use use
14173 andps/andnps instead of pcmov.
14174 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14175 pmacsdqh instructions.
14176 (vec_widen_smult_lo_v4si): Ditto.
14178 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14179 (PPERM_INVERT): Ditto.
14180 (PPERM_REVERSE): Ditto.
14181 (PPERM_REV_INV): Ditto.
14182 (PPERM_ZERO): Ditto.
14183 (PPERM_ONES): Ditto.
14184 (PPERM_SIGN): Ditto.
14185 (PPERM_INV_SIGN): Ditto.
14186 (PPERM_SRC1): Ditto.
14187 (PPERM_SRC2): Ditto.
14188 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14190 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14192 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14193 says ignore whether the last reference is a memory operand.
14195 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14196 Paolo Bonzini <bonzini at gnu dot org>
14198 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14201 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14202 (vlshr<mode>3): Rename from vlshr<mode>3.
14203 (vashr<mode>3): Rename from vashr<mode>3.
14204 (mulv4sf3): Change the names of vector shift patterns.
14208 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14211 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14236 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14237 (floatunssidf2_internal): Change vector/vector shift names.
14238 (floatunsdidf2_internal): Ditto.
14245 (vashl<mode>3): Rename from ashl<mode>3.
14246 (vashr<mode>3): Rename from ashr<mode>3.
14247 (vlshr<mode>3): Rename from lshr<mode>3.
14248 (vrotl<mode>3): Rename from rotl<mode>3.
14250 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14253 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14254 multiply gives the wrong value when doing widening multiplies.
14255 (vec_widen_smult_lo_v4si): Ditto.
14257 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14259 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14260 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14261 emit_library_call_value.
14262 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14263 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14264 * calls.c (initialize_argument_information, precompute_arguments,
14265 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14266 (precompute_arguments): Removed flags parameter.
14267 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14269 2008-05-14 Richard Guenther <rguenther@suse.de>
14271 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14272 Make sure to register the store if the use is a PHI_NODE.
14274 2008-05-14 Olivier Hainque <hainque@adacore.com>
14276 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14277 memory if the component is to be referenced in BLKmode according
14278 to get_inner_reference.
14280 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14282 * calls.c (emit_library_call_value_1): Restore code clearing
14283 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14285 2008-05-14 Olivier Hainque <hainque@adacore.com>
14286 Nicolas Roche <roche@adacore.com>
14288 * configure.ac: Add support for a "gcc_subdir" variable in
14289 config-lang.in, to denote a subdirectory where the language/GCC
14290 integration files are to be found.
14291 * configure: Regenerate.
14293 2008-05-14 Ira Rosen <irar@il.ibm.com>
14295 PR tree-optimization/36098
14296 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14297 value for the first load in the group in case of a gap.
14298 (vect_build_slp_tree): Check that there are no gaps in loads.
14300 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14302 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14303 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14304 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14305 emit_insn and remove unneeded code to construct extra args.
14306 (emit_no_conflict_block): Removed.
14307 * optabls.h: (emit_no_conflict_block): Removed.
14308 * cse.c (cse_extended_basic_block): Remove search for
14309 REG_NO_CONFLICT note.
14310 * global.c: Removed incorrect comment added in revision 117.
14311 * expr.c (convert_move): Change call to emit_no_conflict_block to
14313 * recog.c: Change comments so that they do not mention
14315 * local_alloc.c (combine_regs): Removed last parameter.
14316 (no_conflict_p): Removed.
14317 (block_alloc): Removed note, no_conflict_combined_regno and set
14318 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14319 (combine_regs): Removed already_dead and code to look for
14320 REG_NO_CONFLICT notes.
14321 * lower_subreg (remove_retval_note): Removed code to look for
14322 REG_NO_CONFLICT block.
14323 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14324 (resolve_clobber): Remove code to process libcalls that have
14325 REG_NO_CONFLICT notes.
14326 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14328 * combine.c (can_combine_p, distribute_notes): Removed
14329 REG_NO_CONFLICT case.
14330 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14332 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14333 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14335 * reg-notes.def (NO_CONFLICT): Removed.
14337 2008-05-14 David S. Miller <davem@davemloft.net>
14339 * config/sparc/sparc.c (sparc_profile_hook): If
14340 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14341 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14342 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14344 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14346 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14348 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14351 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14352 and op1 expansion before vector concat to have less live pseudos.
14354 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14356 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14357 ix86_expand_vector_set if supported.
14359 2008-05-13 Diego Novillo <dnovillo@google.com>
14360 Kenneth Zadeck <zadeck@naturalbridge.com>
14362 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14364 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14365 phinodes_print_statistics, init_ssanames, fini_ssanames,
14366 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14367 release_ssa_name, release_defs, replace_ssa_name_symbol,
14368 ssanames_print_statistics): Move ...
14369 * tree-flow.h: ... here.
14370 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14371 Use FN instead of cfun.
14372 (make_ssa_name_fn): Rename from make_ssa_name.
14373 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14374 * tree-flow-inline.h (make_ssa_name): Move from
14375 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14376 * omp-low.c (expand_omp_parallel):
14377 * tree-flow-inline.h (redirect_edge_var_map_result):
14378 * tree-ssa.c (init_tree_ssa): Add argument FN.
14379 Use it instead of cfun. Update all users.
14381 2008-05-13 Tom Tromey <tromey@redhat.com>
14383 PR preprocessor/22168:
14384 * doc/cpp.texi (Top): Update menu.
14385 (Alternatives to Wrapper #ifndef): New node.
14386 (Other Directives): Document deprecation.
14387 (Obsolete Features): Remove menu.
14388 (Assertions): Merge node into Obsolete Features.
14389 (Obsolete once-only headers): Move earlier; rename to Alternatives
14390 to Wrapper #ifndef.
14391 * doc/cppopts.texi: Update.
14392 * c.opt (Wdeprecated): Enable for C and ObjC.
14393 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14394 (C++ Dialect Options): Move -Wno-deprecated from here to...
14395 (Warning Options): ... here.
14397 2008-05-13 Richard Guenther <rguenther@suse.de>
14399 PR middle-end/36227
14400 * fold-const.c (fold_sign_changed_comparison): Do not allow
14401 changes in pointer-ness.
14403 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14406 * config/sh/sh.c (sh_expand_prologue): Don't clear
14407 RTX_FRAME_RELATED_P for push insns.
14409 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
14411 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
14413 2008-05-12 Anatoly Sokolov <aesok@post.ru>
14415 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
14416 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
14417 Use 'machine->is_leaf' instead of 'leaf_func_p'.
14419 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14421 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14422 (*vec_concatv4sf_sse): This.
14423 (*sse2_concatv2si): Renamed to ...
14424 (*vec_concatv2si_sse2): This.
14425 (*sse1_concatv2si): Renamed to ...
14426 (*vec_concatv2si_sse): This.
14427 (*vec_concatv2di_rex): Renamed to ...
14428 (*vec_concatv2di_rex64): This.
14429 (*vec_concatv2si_sse4_1): New.
14430 (*vec_concatv2di_rex64_sse4_1): Likewise.
14432 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14434 PR rtl-optimization/36111
14435 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14436 that was created for swappable operands.
14438 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14441 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14442 * configure.ac: Add call to ACX_PROG_GNAT.
14444 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14446 * optc-gen.awk: Fix comment typo.
14448 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14450 * pretty-print.c (pp_integer_with_precision): Use
14451 HOST_LONG_LONG_FORMAT.
14453 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14455 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14457 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14459 * config/i386/i386.c (bdesc_ptest): Removed.
14460 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14461 (bdesc_args): Add __builtin_ia32_ptestz128,
14462 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14463 (ix86_init_mmx_sse_builtins): Updated.
14464 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14465 (ix86_expand_builtin): Updated.
14467 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14469 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14470 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14472 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14474 * value-prof.c (interesting_stringop_to_profile): Do not
14475 return early for BUILT_IN_MEMPCPY.
14477 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14479 * calls.c (expand_call): Don't use callgraph to increase
14480 preferred_stack_boundary.
14482 * cgraph.h (cgraph_rtl_info): Use unsigned on
14483 preferred_incoming_stack_boundary.
14485 * final.c (rest_of_clean_state): Use unsigned on
14486 preferred_stack_boundary.
14488 2008-05-09 Tom Tromey <tromey@redhat.com>
14490 PR preprocessor/22231:
14491 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14494 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14496 PR tree-optimization/36129
14497 * tree-ssa-ccp.c: Include value-prof.h.
14498 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14499 built-in function was folded to a constant.
14500 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14502 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14503 Sebastian Pop <sebastian.pop@amd.com>
14505 * tree-scalar-evolution.c: Document instantiate_scev.
14506 (instantiate_parameters_1): Renamed instantiate_scev_1.
14507 Don't use the same loop for instantiation_loop and evolution_loop.
14508 (instantiate_scev): New.
14509 (instantiate_parameters): Moved...
14510 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14511 same loop twice. Maintains the semantics for this function.
14512 * tree-scalar-evolution.h (instantiate_scev): Declare.
14513 (instantiate_parameters): ...here. Now static inline.
14514 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14515 instead of resolve_mixers.
14517 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14519 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14521 2008-05-09 Tomas Bily <tbily@suse.cz>
14523 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14524 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14525 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14526 * c-common.c (c_common_truthvalue_conversion): Likewise.
14527 * tree-object-size.c (compute_object_offset): Likewise.
14528 * tree-inline.c (estimate_num_insns_1): Likewise.
14529 * varasm.c (const_hash_1, compare_constant, copy_constant)
14530 (compute_reloc_for_constant, output_addressed_constants)
14531 (initializer_constant_valid_p): Likewise.
14532 * c-omp.c (check_omp_for_incr_expr): Likewise.
14533 * gimplify.c (gimplify_expr): Likewise.
14534 * c-typeck.c (c_finish_return): Likewise.
14535 * tree-vectorizer.c (supportable_widening_operation)
14536 (supportable_narrowing_operation): Likewise.
14537 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14538 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14539 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14540 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14541 (descr_info_loc): Likewise.
14542 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14543 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14544 (fold_unary): Likewise.
14545 * builtins.c (get_pointer_alignment): Likewise.
14546 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14547 (instantiate_parameters_1): Likewise.
14548 * tree.c (expr_align, stabilize_reference): Likewise.
14549 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14550 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14551 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14552 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14553 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14554 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14556 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14557 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14558 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14559 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14560 (forward_propagate_comparison)
14561 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14562 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14563 * emit-rtl.c (component_ref_for_mem_expr)
14564 (set_mem_attributes_minus_bitpos): Likewise.
14565 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14566 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14568 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14569 (build_function_call, pointer_diff, build_compound_expr)
14570 (c_finish_return): Likewise.
14571 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14572 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14574 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14575 * expr.c (is_aligning_offset): Likewise.
14576 * tree-ssa-alias.c (is_escape_site): Likewise.
14577 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14578 (check_all_va_list_escapes): Likewise.
14579 * tree-ssa-loop-ivopts.c (determine_base_object)
14580 (determine_common_wider_type): Likewise.
14581 * dojump.c (do_jump): Likewise.
14582 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14583 * tree-gimple.c (is_gimple_cast): Likewise.
14584 * fold-const.c (decode_field_reference, )
14585 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14586 (fold_binary): Likewise.
14587 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14588 (already_warned_in_frontend_p): Likewise.
14589 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14590 * tree.c (really_constant_p, get_unwidened): Likewise.
14591 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14592 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14593 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14595 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14597 (CONVERT_EXPR_P): Define.
14598 (CASE_CONVERT): Define.
14600 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14602 PR middle-end/36117
14603 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14604 (delete_unmarked_insns): When deleting a call, call
14605 delete_unreachable_blocks.
14606 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14607 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14609 2008-05-08 Richard Guenther <rguenther@suse.de>
14611 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
14612 (-ftree-salias): Likewise.
14613 (salias-max-implicit-fields): Remove param documentation.
14614 (salias-max-array-elements): Likewise.
14615 * tree-pass.h (pass_create_structure_vars): Remove.
14616 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14617 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14618 * tree-ssa-alias.c (create_structure_vars): Remove.
14619 (gate_structure_vars): Likewise.
14620 (pass_create_structure_vars): Likewise.
14621 (gate_build_alias): Likewise.
14622 (pass_build_alias): Adjust to run always and dump the function.
14623 * common.opt (ftree-salias): Hide.
14624 * passes.c (init_optimization_passes): Remove
14625 pass_create_structure_vars, adjust comment.
14626 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14627 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14628 * opts.c (decode_options): Do not set flag_tree_salias.
14629 (common_handle_option): Add OPT_ftree_salias to the backward
14630 compatibility section.
14632 2008-05-08 Richard Guenther <rguenther@suse.de>
14634 * tree-flow-inline.h (var_can_have_subvars): Move ...
14635 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
14636 * tree-flow.h (var_can_have_subvars): Remove.
14637 (push_fields_onto_fieldstack): Remove.
14638 (sort_fieldstack): Likewise.
14639 (struct fieldoff): Move ...
14640 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
14641 alias_set and base_for_components fields.
14642 (sort_fieldstack): Make static.
14643 (push_fields_onto_fieldstack): Likewise. Remove code that
14644 handles anything but RECORD_TYPEs. Remove alias_set and
14645 base_for_components handling.
14646 (create_variable_info_for): Adjust.
14648 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
14650 * common.opt (Wframe-larger-than=): Shorten the help message
14652 * doc/invoke.texi (Wframe-larger-than=): Add more description.
14654 2008-05-08 Rafael Espíndola <espindola@google.com>
14656 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
14658 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
14659 trap and that both operands are gimple values.
14660 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
14661 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
14664 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14666 * read-rtl.c (join_c_conditions): Return the first string if the
14667 two strings are equal.
14669 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14671 * gensupport.h (pred_data): Add a "num_codes" field.
14672 (add_predicate_code): Declare.
14673 * gensupport.c (add_predicate_code): New function.
14674 (std_pred_table): Add an "allows_const_p" field.
14675 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
14676 Remove the (incomplete) list of such codes from the codes field.
14677 (init_predicate_table): Use add_predicate_code. Add all
14678 RTX_CONST_OBJs if allows_const_p is true.
14679 * genrecog.c (process_define_predicate): Use add_predicate_code.
14681 2008-05-08 David Daney <ddaney@avtrex.com>
14682 Richard Sandiford <rsandifo@nildram.co.uk>
14684 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
14685 special case of constant zero operands.
14686 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
14687 old and new values. Special case constant zero values.
14688 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
14690 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
14691 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
14693 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
14696 * simplify-rtx.c (simplify_plus_minus): Create CONST of
14697 similar RTX_CONST_OBJ before CONST_INT.
14699 2008-05-08 Steve Ellcey <sje@cup.hp.com>
14701 * stmt.c (expand_stack_restore): Change sa mode if needed.
14703 2008-05-08 Richard Guenther <rguenther@suse.de>
14705 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
14706 return type to bool.
14707 (ix86_sol10_return_in_memory): Likewise.
14708 (ix86_i386elf_return_in_memory): Likewise.
14709 (ix86_i386interix_return_in_memory): Likewise.
14710 * config/i386/i386.c (ix86_return_in_memory): Likewise.
14711 (ix86_sol10_return_in_memory): Likewise.
14712 (ix86_i386elf_return_in_memory): Likewise.
14713 (ix86_i386interix_return_in_memory): Likewise.
14715 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14718 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
14720 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
14721 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
14724 2008-05-08 Richard Guenther <rguenther@suse.de>
14726 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
14727 * tree-data-ref.h (struct dr_alias): Remove subvars field.
14728 (DR_SUBVARS): Remove.
14729 * tree-dfa.c (dump_subvars_for): Remove.
14730 (debug_subvars_for): Likewise.
14731 (dump_variable): Do not dump subvars.
14732 (remove_referenced_var): Do not remove subvars.
14733 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
14734 (lookup_subvars_for_var): Remove.
14735 (get_subvars_for_var): Likewise.
14736 (get_subvars_at): Likewise.
14737 (get_first_overlapping_subvar): Likewise.
14738 (overlap_subvar): Likewise.
14739 * tree-flow.h (subvar_t): Remove.
14740 (struct var_ann_d): Remove subvars field.
14741 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
14742 argument. Remove special handling of SFTs.
14743 (compute_tag_properties): Likewise.
14744 (set_initial_properties): Likewise.
14745 (compute_call_clobbered): Likewise.
14746 (count_mem_refs): Likewise.
14747 (compute_memory_partitions): Likewise.
14748 (compute_flow_insensitive_aliasing): Likewise.
14749 (setup_pointers_and_addressables): Likewise.
14750 (new_type_alias): Likewise.
14751 (struct used_part): Remove.
14752 (used_portions): Likewise.
14753 (struct used_part_map): Likewise.
14754 (used_part_map_eq): Likewise.
14755 (used_part_map_hash): Likewise.
14756 (free_used_part_map): Likewise.
14757 (up_lookup): Likewise.
14758 (up_insert): Likewise.
14759 (get_or_create_used_part_for): Likewise.
14760 (create_sft): Likewise.
14761 (create_overlap_variables_for): Likewise.
14762 (find_used_portions): Likewise.
14763 (create_structure_vars): Likewise.
14764 * tree.def (STRUCT_FIELD_TAG): Remove.
14765 * tree.h (MTAG_P): Adjust.
14766 (struct tree_memory_tag): Remove base_for_components and
14767 unpartitionable flags.
14768 (struct tree_struct_field_tag): Remove.
14769 (SFT_PARENT_VAR): Likewise.
14770 (SFT_OFFSET): Likewise.
14771 (SFT_SIZE): Likewise.
14772 (SFT_NONADDRESSABLE_P): Likewise.
14773 (SFT_ALIAS_SET): Likewise.
14774 (SFT_UNPARTITIONABLE_P): Likewise.
14775 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
14776 (union tree_node): Remove sft field.
14777 * alias.c (get_alias_set): Remove special handling of SFTs.
14778 * print-tree.c (print_node): Remove handling of SFTs.
14779 * tree-dump.c (dequeue_and_dump): Likewise.
14780 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
14781 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
14782 * tree-predcom.c (set_alias_info): Do not set subvars.
14783 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
14784 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
14785 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
14786 (add_vars_for_offset): Remove.
14787 (add_virtual_operand): Remove special handling of SFTs.
14788 (add_call_clobber_ops): Likewise.
14789 (add_call_read_ops): Likewise.
14790 (get_asm_expr_operands): Likewise.
14791 (get_modify_stmt_operands): Likewise.
14792 (get_expr_operands): Likewise.
14793 (add_to_addressable_set): Likewise.
14794 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
14795 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14796 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
14797 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
14798 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
14799 (tree_node_structure): Likewise.
14800 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
14802 (find_what_p_points_to): Likewise.
14804 2008-05-08 Sa Liu <saliu@de.ibm.com>
14806 * config/spu/spu.md: Fixed subti3 pattern.
14808 2008-05-08 Richard Guenther <rguenther@suse.de>
14810 PR middle-end/36154
14811 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14812 sure to create a representative for trailing arrays for PTA.
14814 2008-05-08 Richard Guenther <rguenther@suse.de>
14816 PR middle-end/36172
14817 * fold-const.c (operand_equal_p): Two objects which types
14818 differ in pointerness are not equal.
14820 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14822 * calls.c (compute_argument_block_size): Add argument tree fndecl.
14823 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
14824 (emit_library_call_value_1): Add new variable fndecl initialized by
14825 NULL_TREE. It should be the decl type of orgfun, but this information
14826 seems not to be available here, so it uses the default calling abi.
14827 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
14828 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
14829 by TARGET_RETURN_IN_MEMORY.
14830 * config/i386/i386-interix.h: Likewise.
14831 * config/i386/i386.h: Likewise.
14832 * config/i386/i386elf.h: Likewise.
14833 * config/i386/ptx4-i.h: Likewise.
14834 * config/i386/sol2-10.h: Likewise.
14835 * config/i386/sysv4.h: Likewise.
14836 * config/i386/vx-common.h: Likewise.
14837 * config/cris/cris.h: Removed #if 0 clause.
14838 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
14839 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
14841 (ix86_sol10_return_in_memory): Likewise.
14842 (ix86_i386elf_return_in_memory): New.
14843 (ix86_i386interix_return_in_memory): New.
14844 * config/mt/mt-protos.h (mt_return_in_memory): New.
14845 * config/mt/mt.c: Likewise.
14846 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14847 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
14848 * config/bfin/bfin.h: Likewise.
14849 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
14851 * config/bfin/bfin.c: Likewise.
14852 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14853 * config/alpha/unicosmk.h: Likewise.
14854 * config/i386/cygming.h: Likewise.
14855 * config/iq2000/iq2000.h: Likewise.
14856 * config/mips/mips.h: Likewise.
14857 * config/mn10300/mn10300.h: Likewise.
14858 * config/rs6000/rs6000.h: Likewise.
14859 * config/score/score.h: Likewise.
14860 * config/spu/spu.h: Likewise.
14861 * config/v850/v850.h: Likewise.
14862 * defaults.h: Likewise.
14863 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14864 * expr.c (emit_block_move): Adjust use of
14865 OUTGOING_REG_PARM_STACK_SPACE.
14866 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14867 OUTGOING_REG_PARM_STACK_SPACE.
14868 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14870 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14872 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14873 on OMP_RETURN for OMP_FOR.
14876 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14877 (fortran_common): New function.
14878 (gen_variable_die): Call fortran_common instead of common_check,
14879 adjust for it returning tree instead of rtx. Formatting.
14881 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14885 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14886 * c-decl.c (merge_decls): Ditto.
14887 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14888 to RTL_CONST_OR_PURE_CALL_P.
14889 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14890 Initialized DECL_LOOPING_CONST_PURE.
14891 (process_call_operands): Set tree_side_effects properly.
14892 * tree.h (TREE_READONLY_DECL_P): Removed.
14893 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14894 (DECL_LOOPING_OR_CONST_P): New macro.
14895 (struct tree_function_decl): Added looping_const_or_pure_p.
14896 (ECF_*) Renumbered.
14897 (ECF_LOOPING_OR_CONST_P): New macro.
14898 * rtlanal.c (pure_const_p): Removed.
14899 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14900 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14901 to RTL_CONST_CALL_P.
14902 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14903 (check_decl, check_tree, check_call, scan_function): Initialize
14905 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14906 (static_execute): Set looping true for recursive functions.
14907 Undo setting state to IPA_NEITHER for recursive functions.
14908 * cse.c (cse_insn):
14909 * ifcvt.c (noce_can_store_speculate_p): Changed
14910 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14911 RTL_CONST_OR_PURE_CALL_P.
14912 * dse.c (scan_insn): Ditto.
14913 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14914 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14915 RTL_CONST_OR_PURE_CALL_P.
14916 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14917 pure_call_p to RTL_CONST_CALL_P.
14918 * gimplify.c (gimplify_call_expr): Clear side effects for
14919 non-looping pure and constant calls.
14920 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14921 (flags_from_decl_or_type): Set ecf flags from decl flags.
14922 (initialize_argument_information): Turn off
14923 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14924 Change const to pure if callee_copies is true rather than just
14926 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14927 way of marking pure calls.
14928 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14929 Remove hack that was supposed to fix pr7335 and remove old
14930 way of marking pure calls.
14931 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14932 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14933 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14934 RTL_CONST_OR_PURE_CALL_P.
14935 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14936 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14937 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14938 * sched-deps.c (schedule_analyze): Ditto.
14939 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14940 return_val field of calls to represent pure and const function info.
14941 (CONST_OR_PURE_CALL_P): Deleted macro.
14942 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14943 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14944 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14946 * tree-optimize.c (execute_fixup_cfg): Added test for
14947 ECF_LOOPING_CONST_OR_PURE.
14948 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14950 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14951 effects for looping pure or const calls.
14952 (verify_gimple_expr): Added verification code.
14953 * config/alpha/alpha.c (alpha_legitimize_address,
14954 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14956 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14957 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14958 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14959 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14960 RTL_CONST_OR_PURE_CALL_P.
14961 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14962 and const calls to be deleted.
14964 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14967 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14968 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14969 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14970 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14971 to handle nonimmediate operands.
14972 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14973 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14974 to handle nonimmediate operands.
14975 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14976 (mmx_pmulhrwv4hi3): New expander. Use
14977 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14978 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14979 (sse2_umulv1siv1di3): New expander. Use
14980 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14981 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14982 (mmx_eq<mode>3): New expander. Use
14983 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14984 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14985 (mmx_uavgv8qi3): New expander. Use
14986 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14987 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14988 (mmx_uavgv4hi3): New expander. Use
14989 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14991 * config/i386/sse.md
14992 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14993 to handle nonimmediate operands.
14994 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14995 to handle nonimmediate operands.
14996 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14997 to handle nonimmediate operands.
14998 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14999 to handle nonimmediate operands.
15000 (sse2_unpckhpd_exp): New expander. Use
15001 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15002 (sse2_unpcklpd_exp): New expander. Use
15003 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15004 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15005 to handle nonimmediate operands.
15006 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15007 to handle nonimmediate operands.
15008 (*sse2_<plusminus_insn><mode>3): Rename from
15009 sse2_<plusminus_insn><mode>3 insn pattern.
15010 (sse2_<plusminus_insn><mode>3): New expander. Use
15011 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15012 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15013 (sse2_umulv2siv2di3): New expander. Use
15014 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15015 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15016 (sse4_1_mulv2siv2di3): New expander. Use
15017 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15018 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15019 (sse2_pmaddwd): New expander. Use
15020 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15021 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15022 (sse2_eq<mode>3): New expander. Use
15023 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15024 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15025 (sse4_1_eqv2di3): New expander. Use
15026 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15027 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15028 (sse2_uavgv16qi3): New expander. Use
15029 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15030 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15031 (sse2_uavgv16qi3): New expander. Use
15032 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15033 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15034 (sse2_uavgv8hi3): New expander. Use
15035 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15036 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15037 (ssse3_pmulhrswv8hi3): New expander. Use
15038 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15039 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15040 (ssse3_pmulhrswv4hi3): New expander. Use
15041 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15043 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15044 (<sse>_vmmul<mode>3): Ditto.
15045 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15047 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15048 (ssse3_pmaddubsw): Ditto.
15050 * config/i386/i386.c (struct_builtin_description)
15051 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15052 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15053 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15054 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15055 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15056 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15057 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15058 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15059 (ix86_fixup_binary_operands): Assert that src1
15060 and src2 must have the same mode when swapped.
15061 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15062 and ix86_binary_operator_ok. Do not force operands in registers
15065 2008-05-07 Jan Hubicka <jh@suse.cz>
15067 * cgraph.c (dump_cgraph_node): Update.
15068 * cgraph.h (cgraph_local_info): Break out inline summary.
15069 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15071 * ipa-inline (inline_summary): New accestor function.
15072 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15073 cgraph_decide_inlining, compute_inline_parameters): Update.
15074 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15076 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15078 Cleanup ColdFire scheduling support and add V4 pipeline model.
15080 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15081 (define_attr cpu): Add cfv4 value.
15082 (define_attr type, define_attr type1): Merge into a single 'type'
15083 attribute. Update all uses.
15084 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15085 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15087 (define_attr opx_mem, define_attr opy_mem): Remove.
15088 (define_attr op_mem): Clean up, update comment.
15089 (define_attr size): Use specific values instead of general int.
15090 (define_attr guess, define_attr split): Remove. Update all uses.
15091 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15092 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15093 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15094 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15095 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15096 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15097 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15098 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15099 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15100 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15101 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15102 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15103 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15104 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15105 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15106 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15107 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15108 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15109 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15110 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15111 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15112 Update or set attributes.
15113 (stack_tie): New fake instruction.
15115 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15116 (m68k_sched_attr_size): Update declaration.
15117 (m68k_sched_attr_type2): Remove.
15118 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15119 Declare new bypass predicates.
15121 * config/m68k/m68k.c (m68k_sched_issue_rate,
15122 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15124 (TARGET_SCHED_ISSUE_RATE,
15125 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15126 (override_options): Handle scheduling for ColdFire V4 core.
15127 (m68k_expand_prologue): Emit stack_tie.
15128 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15129 'OP_TYPE_FPN'. Update all uses.
15130 (sched_guess_p): Remove.
15131 (sched_address_type): Handle symbolic addresses.
15132 (sched_get_operand): New static function.
15133 (sched_operand_type): Merge into sched_attr_op_type.
15134 (sched_attr_op_type): Handle FP registers, handle quick constants,
15136 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15137 (m68k_sched_attr_size): Update. Move logic to ...
15138 (sched_get_attr_size_int): New static function.
15139 (sched_get_opxy_mem_type): New static function.
15140 (m68k_sched_attr_op_mem): Update.
15141 (m68k_sched_attr_type2): Remove.
15142 (sched_cfv4_bypass_data): New static variable.
15143 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15144 (m68k_sched_issue_rate): Implement scheduler hook.
15145 (struct _sched_ib: enabled_p): New field.
15146 (m68k_sched_variable_issue): Update. Handle V4.
15147 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15148 sched_dump_class_func_t, sched_dump_split_class,
15149 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15150 sched_dump_dfa_class, m68k_sched_dump): Remove.
15151 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15153 (m68k_sched_init_global): Remove statisctics dumping, introduce
15154 sanity check that all instructions have pipeline reservations. Handle
15156 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15157 Handle ColdFire V4 core.
15158 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15159 New static functions.
15160 (m68k_sched_address_bypass_p): New bypass predicate.
15161 (sched_get_indexed_address_scale): New static function.
15162 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15164 * cf.md: Update comments.
15165 (define_attr type2): Remove. Use 'type' attribute instead.
15167 (cf_ib): Rename to cfv123_ib. Update all uses.
15168 (cf_oep): Rename to cfv123_oep. Update all uses.
15169 (cf_chr): Rename to cfv123_chr. Update all uses.
15170 (cf_mem): Rename to cfv123_mem. Update all uses.
15171 (cf_mac): Move to more appropriate place.
15172 (cfv123_guess): New automaton and cpu_unit.
15173 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15174 Update uses of 'size' attribute. Handle before reload scheduling.
15175 (cfv123_guess): New dummy reservation for unhandled instructions.
15176 (cfv4_*): Pipeline description of ColdFire V4 core.
15177 (ignore): New reservation to handle 'ignore' type.
15179 2008-05-07 Ian Lance Taylor <iant@google.com>
15181 PR middle-end/36013
15182 * gimplify.c (find_single_pointer_decl_1): Don't look through
15184 (find_single_pointer_decl): Adjust comments.
15186 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15188 PR middle-end/36137
15189 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15190 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15192 PR middle-end/36106
15193 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15194 integral type rather than floating point, then VIEW_CONVERT_EXPR
15195 to the floating point type.
15197 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15199 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15200 TFmode op0 to register.
15202 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15204 * c-decl.c (grokdeclarator): Comment typo.
15206 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15208 * tree-flow.h: Remove prototype for computed_goto_p.
15209 * tree-cfg.c (computed_goto_p): Make static.
15211 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15214 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15215 (contains_aligned_value_p): This. Handle _Decimal128.
15216 (ix86_function_arg_boundary): Only align _Decimal128 to its
15217 natural boundary and handle it properly.
15219 2008-05-06 Martin Jambor <mjambor@suse.cz>
15221 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15222 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15223 (ipcp_method_set_orig_node): Removed.
15224 (ipcp_cval_get_cvalue_type): Removed.
15225 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15226 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15227 (ipcp_cval_set_cvalue_type): Removed.
15228 (ipcp_cval_get_cvalue): Removed.
15229 (ipcp_cval_set_cvalue): Removed.
15230 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15231 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15232 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15233 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15234 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15235 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15236 (ipcp_get_ith_lattice): Changed parameters.
15237 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15238 (ipcp_lattice_from_jfunc): Changed parameters.
15239 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15240 (ipcp_method_cval_print): Added temporary variable info.
15241 (ipcp_redirect): Removed already unused local variable caller.
15242 (ipcp_redirect): New temporary variable orig_callee_info
15243 (ipcp_redirect): Removed newly unused local variable callee.
15244 (ipcp_redirect): Removed (a bit confusing) local variable type.
15245 (ipcp_insert_stage): Added local variable info.
15246 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15248 (ipcp_formal_create): Removed.
15249 (ipcp_method_cval_set): Removed.
15250 (ipcp_propagate_stage): Renamed lattice variables.
15251 (ipcp_method_cval_set_cvalue_type): Removed.
15252 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15253 (ipcp_print_all_lattices): Changed printed strings to refer to
15254 lattices rather than cvals.
15255 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15256 (ipcp_propagate_const): Changed formal parameters.
15257 (build_const_val): Changed formal parameters.
15258 (ipcp_insert_stage): Removed useless variable cvalue
15259 (build_const_val): Changed formal parameters.
15260 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15261 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15262 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15263 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15264 (ipcp_print_func_profile_counts): Changed string from "method" to
15266 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15267 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15268 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15269 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15270 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15271 (ipcp_lat_is_const): Changed parameters and made inline.
15272 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15273 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15274 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15275 the predicate condition directly
15276 (ipcp_propagate_stage): Added local variable args. Removed local
15277 variable callee. (Both are mere code simplifications.)
15278 (ipcp_method_dont_insert_const): Renamed to
15279 ipcp_node_not_modifiable_p.
15280 (ipcp_node_not_modifiable_p): Made inline.
15281 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15282 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15283 (ipcp_print_all_lattices): Removed variable cvalue
15284 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15287 2008-05-06 Olivier Hainque <hainque@adacore.com>
15289 * tree-sra.c (try_instantiate_multiple_fields): Early return
15290 if field has POINTER_TYPE.
15292 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15294 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15295 by using 'q' specifier for instruction.
15296 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15298 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15300 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15301 Change mode of zero_extract from QImode to HImode.
15302 (sign bit tests peepholes): (Ditto.).
15304 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15306 * config/i386/mmx.md: Remove double backslashes from asm templates.
15307 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15308 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15309 to handle nonimmediate operands.
15310 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15311 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15312 to handle nonimmediate operands.
15313 (*mmx_<code>v2sf3_finite): New insn pattern.
15314 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15315 (mmx_<code>v2sf3): New expander. Use
15316 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15317 (mmx_<plusminus_insn><mode>3): New expander. Use
15318 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15319 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15320 (mmx_add<mode>3): Removed.
15321 (mmx_ssadd<mode>3): Ditto.
15322 (mmx_usadd<mode>3): Ditto.
15323 (mmx_sub<mode>3): Ditto.
15324 (mmx_sssub<mode>3): Ditto.
15325 (mmx_ussub<mode>3): Ditto.
15326 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15327 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15328 to handle nonimmediate operands.
15329 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15331 (mmx_smulv4hi3_highpart): New expander. Use
15332 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15333 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15335 (mmx_umulv4hi3_highpart): New expander. Use
15336 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15337 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15338 (mmx_<code>v4hi3): New expander. Use
15339 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15340 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15341 (mmx_<code>v8qi3): New expander. Use
15342 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15343 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15344 (mmx_<code><mode>3): New expander. Use
15345 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15347 2008-05-05 Jan Hubicka <jh@suse.cz>
15349 PR tree-optimization/36118
15350 * passes.c (pass_init_dump_file): Fix dump header.
15352 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15354 PR middle-end/36141
15355 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15356 VCE for function decls.
15358 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15360 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15362 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15364 * config/i386/i386.md (sat_plusminus): New.
15365 (plusminus_insn): Likewise.
15366 (plusminus_mnemonic): Likewise.
15368 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15369 (*<addsub><mode>3_cc_overflow): Renamed to ...
15370 (*<plusminus_insn><mode>3_cc_overflow): This.
15371 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15372 (*<plusminus_insn>si3_zext_cc_overflow): This.
15374 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15375 (<plusminus_insn><mode>3): This.
15376 (*<addsub><mode>3): Renamed to ...
15377 (*<plusminus_insn><mode>3): This.
15378 (<sse>_vm<addsub><mode>3): Renamed to ...
15379 (<sse>_vm<plusminus_insn><mode>3): This.
15380 (sse3_h<addsub>v4sf3): Renamed to ...
15381 (sse3_h<plusminus_insn>v4sf3): This.
15382 (sse3_h<addsub>v2df3): Renamed to ...
15383 (sse3_h<plusminus_insn>v2df3): This.
15384 (<plusminus_insn><mode>3): New.
15385 (*<plusminus_insn><mode>3): Likewise.
15386 (sse2_<plusminus_insn><mode>3): Likewise.
15387 (add<mode>): Removed.
15388 (*add<mode>3): Likewise.
15389 (sse2_ssadd<mode>3): Likewise.
15390 (sse2_usadd<mode>3): Likewise.
15391 (sub<mode>3): Likewise.
15392 (*sub<mode>3): Likewise.
15393 (sse2_sssub<mode>3): Likewise.
15394 (sse2_ussub<mode>3): Likewise.
15396 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15398 * gthr-single.h: Add in required interface elements as per gthr.h.
15399 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15400 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15401 Generalize UNUSED macro.
15402 (__gthread_once): Add.
15403 (__gthread_key_create): Add.
15404 (__gthread_key_delete): Add.
15405 (__gthread_getspecific): Add.
15406 (__gthread_setspecific): Add.
15408 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
15410 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
15411 the same size types for the indirect reference on the rhs, then
15414 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
15416 * config/i386/i386.md
15417 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
15418 one insn template instead of template series.
15419 (*xordi_1_rex64): Ditto.
15420 (*xordi_2_rex64): Ditto.
15422 2008-05-05 Ira Rosen <irar@il.ibm.com>
15424 PR tree-optimization/36119
15425 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15428 2008-06-04 Jan Hubicka <jh@suse.cz>
15430 tree-optimization/36100
15431 * tree-pass.h (pass_O0_always_inline): Declare.
15432 * ipa-inline.c (inline_transform): Remove dead code.
15433 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15434 pass_O0_always_inline): New.
15435 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15437 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15439 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15440 mnemonic in this_param move for TARGET_64BIT.
15442 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15444 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15445 (*strmovsi_rex_1): Ditto.
15446 (*strsetsi_1): Ditto.
15447 (*strsetsi_rex_1): Ditto.
15449 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15450 adddicc expanders using SWI mode iterator.
15452 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15455 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15458 2008-05-04 David S. Miller <davem@davemloft.net>
15460 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15461 (sparc*-*-linux*): Use linux.h in tm_file.
15462 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15463 compiler defaulting to 32-bit.
15464 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15466 * config/sparc/linux.h: Remove definitions now obtained
15467 properly from linux.h
15468 * config/sparc/linux64.h: Likewise.
15469 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15470 don't want this setting for 32-bit builds in a biarch compiler.
15471 * doc/install.texi: Add sparc-linux to list of targets
15472 supporting --enable-targets=all.
15474 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15476 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15478 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15480 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15481 after V4SI_FTYPE_V8HI.
15482 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15483 case V4SI_FTYPE_V2DF.
15485 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15487 * doc/invoke.texi (max-flow-memory-locations): Removed.
15488 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15490 2008-05-03 Richard Guenther <rguenther@suse.de>
15492 PR middle-end/34973
15493 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15495 2008-05-02 David S. Miller <davem@davemloft.net>
15497 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15499 2008-05-02 Simon Baldwin <simonb@google.com>
15502 * c-common.h (warn_array_subscript_range): Removed.
15503 * c-common.c (warn_array_subscript_range): Ditto.
15504 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15505 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15507 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15509 * config/i386/i386.c (ix86_special_builtin_type): New.
15510 (bdesc_special_args): Likewise.
15511 (ix86_expand_special_args_builtin): Likewise.
15512 (ix86_init_mmx_sse_builtins): Updated.
15513 (ix86_expand_builtin): Updated.
15514 (ix86_expand_store_builtin): Removed.
15515 (ix86_expand_unop_builtin): Likewise.
15517 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15518 * config/i386/mmintrin.h (__v2sf): Here.
15520 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15522 (_mm_loadl_pi): Likewise.
15523 (_mm_storeh_pi): Replace __v2si with __v2sf.
15524 (_mm_storel_pi): Likewise.
15526 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15527 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15528 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15529 __builtin_ia32_loadlpd.
15531 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15533 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15534 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15535 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15536 (ix86_init_mmx_sse_builtins): Updated.
15537 (ix86_expand_args_builtin): Likewise.
15538 (ix86_expand_builtin): Likewise.
15539 (ix86_expand_unop1_builtin): Renamed to ...
15540 (ix86_expand_unop_vec_merge_builtin): This.
15542 2008-05-01 Jan Hubicka <jh@suse.cz>
15545 * ipa-inline.c (inline_generate_summary): Make static.
15546 (inline_transform): Do not call inlining at -O0; make static.
15547 * passes.c (execute_todo): Add sanity check.
15548 (execute_one_ipa_transform_pass): Execute proper flags.
15550 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15552 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15553 (DECL_NONADDRESSABLE_P): Likewise.
15554 * alias.c (record_component_aliases): Fix comment.
15556 2008-05-01 Simon Baldwin <simonb@google.com>
15558 * c-common.h (warn_array_subscript_range): New function.
15559 * c-common.c (warn_array_subscript_range): Ditto.
15560 * tree-vrp.c (check_array_ref): Corrected code to agree with
15561 comment, ignoring only arrays of size 0 or size 1.
15562 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15564 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15566 * config/i386/i386.c (ix86_builtin_type): Replace
15567 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15568 (bdesc_args): Updated.
15569 (ix86_init_mmx_sse_builtins): Likewise.
15570 (ix86_expand_args_builtin): Likewise.
15572 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15575 * doc/extend.texi: Correct __builtin_ia32_palignr.
15577 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15580 * config/i386/i386.c (bdesc_crc32): Removed.
15581 (ix86_expand_crc32): Likewise.
15582 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15583 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15584 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15585 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15586 UINT_FTYPE_UINT_UCHAR.
15587 (bdesc_args): Updated. Add crc32 builtins.
15588 (ix86_init_mmx_sse_builtins): Updated.
15589 (ix86_expand_args_builtin): Updated to support subreg.
15591 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15593 2008-05-01 Jan Hubicka <jh@suse.cz>
15595 * tree-pass.h (opt_pass): Add IPA_PASS.
15596 (varpool_node, cgraph_node): Forward declare.
15597 (ipa_opt_pass): Define.
15598 (pass_ipa_inline): Turn into ipa_opt_pass.
15599 (pass_apply_inline): Remove.
15600 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15601 (apply_inline): Turn into ....
15602 (inline_transform): ... this one.
15603 (inline_generate_summary): New function.
15604 (pass_apply_inline): Remove.
15605 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15607 (struct function): Add ipa_transforms_to_apply.
15608 * passes.c (register_one_dump_file): Work on IPA_PASS.
15609 (init_optimization_passes): Remove pass_inline_parameters and
15611 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
15612 (execute_one_pass) ... here; apply transforms when possible.
15613 (add_ipa_transform_pass, execute_ipa_summary_asses,
15614 execute_one_ipa_transform_pass): New.
15615 (execute_ipa_pass_list): Update for IPA_PASS type.
15617 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15619 * config/i386/i386.c (ix86_builtin_type): Add
15620 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
15621 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
15622 (bdesc_args): Add SSE4a builtins.
15623 (ix86_init_mmx_sse_builtins): Updated.
15624 (ix86_expand_args_builtin): Likewise.
15625 (ix86_expand_builtin): Likewise.
15627 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15629 * config/i386/i386.c (ix86_builtin_type): Add
15630 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
15631 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
15632 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
15633 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
15634 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
15635 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
15636 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
15637 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
15638 and DI_FTYPE_DI_DI_INT.
15639 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
15640 (ix86_init_mmx_sse_builtins): Updated.
15641 (ix86_expand_args_builtin): Likewise.
15642 (ix86_expand_builtin): Likewise.
15643 (ix86_expand_binop_imm_builtin): Removed.
15645 * doc/extend.texi: Correct __builtin_ia32_palignr128.
15647 2008-04-30 Richard Guenther <rguenther@suse.de>
15649 PR tree-optimization/32921
15650 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
15652 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
15654 * config/arm/arm.c (arm_unwind_emit): Use
15655 crtl->all_throwers_are_sibcalls instead of
15656 cfun->all_throwers_are_sibcalls.
15657 (arm_output_fn_unwind): Likewise.
15658 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
15659 instead of cfun->uses_pic_offset_table.
15660 (frv_expand_prologue): Likewise.
15661 (frv_frame_pointer_required): Likewise.
15662 (frv_expand_fdpic_call): Likewise.
15663 (frv_emit_movsi): Likewise.
15664 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
15665 cfun->returns_pcc_struct instead of
15666 current_function_returns_pcc_struct.
15667 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
15668 instead of cfun->calls_eh_return.
15669 (m32c_pushm_popm): Likewise.
15670 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
15671 "extern" declaration.
15673 2008-04-30 Richard Guenther <rguenther@suse.de>
15675 PR tree-optimization/21636
15676 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
15678 (evaluate_stmt): Print the likely value.
15679 (ccp_visit_stmt): Avoid excessive vertical spacing.
15681 2008-04-30 Rafael Espíndola <espindola@google.com>
15683 * builtins.c (fold_call_expr): Return realret.
15684 * tree-ssa-threadedge.c
15685 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15686 __builtin_object_size.
15688 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
15690 * gcc.c (wrapper_string): New variable.
15691 (insert_wrapper): New function.
15692 (execute): New option -wrapper.
15693 * doc/invoke.texi (Overall Options): New driver option -wrapper.
15695 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
15697 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
15698 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
15699 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
15701 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
15702 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
15703 config/rs6000/e500crtres64gprctr.asm,
15704 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
15705 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
15706 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
15707 config/rs6000/e500crtsav64gprctr.asm,
15708 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
15709 config/rs6000/e500crtsavg64gprctr.asm: New files.
15710 * config/rs6000/t-ppccomm: Add build rules for new files.
15711 (LIB2FUNCS_STATIC_EXTRA): Add new files.
15712 * config/rs6000/t-netbsd: Add build rules for new files.
15713 (LIB2FUNCS_STATIC_EXTRA): New variable.
15714 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
15715 (CRTSAVRES_DEFAULT_SPEC): Likewise.
15716 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
15718 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
15720 * config/i386/i386.c (ix86_builtin_type): Add
15721 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
15722 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
15723 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
15724 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
15725 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
15726 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
15727 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
15728 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
15729 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
15730 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
15731 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
15732 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
15733 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
15734 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
15735 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
15736 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
15737 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
15738 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
15739 V1DI_FTYPE_V2SI_V2SI.
15740 (bdesc_2arg): Moved to ...
15741 (bdesc_args): Here.
15742 (ix86_init_mmx_sse_builtins): Updated.
15743 (ix86_expand_args_builtin): Updated. Take a pointer
15744 to const struct builtin_description. Handle comparison
15746 (ix86_expand_sse_compare): Take a new argument for swapping operands.
15747 (ix86_expand_builtin): Updated.
15749 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
15750 (ssse3_pmaddubsw128): This.
15751 (ssse3_pmaddubswv4hi3): Renamed to ...
15752 (ssse3_pmaddubsw): This.
15754 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
15755 (__builtin_ia32_packssdw128): Likewise.
15756 (__builtin_ia32_packuswb128): Likewise.
15757 (__builtin_ia32_pmaddubsw): Likewise.
15758 (__builtin_ia32_pmaddubsw128): Likewise.
15760 2008-04-30 Richard Guenther <rguenther@suse.de>
15762 PR tree-optimization/14847
15763 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
15764 (recognize_bits_test): Use it.
15765 (recognize_single_bit_test): Likewise.
15767 2008-04-30 Martin Jambor <mjambor@suse.cz>
15769 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
15770 instead of setting number of formal parameters to zero.
15771 (ipcp_init_stage): Do not set the number of actual parameters to zero
15773 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
15774 which are called with variable number of arguments.
15775 (ipcp_insert_stage): Explicitely skipping all nodes which are
15776 called with variable number of arguments.
15777 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
15778 number of parameters.
15780 * ipa-prop.h (struct ipa_node_params): Added flag
15781 called_with_var_arguments
15782 (ipa_set_param_count): Added. Changed sole setter to use it.
15783 (ipa_get_param_count): Added. All readers of param_count
15784 converted to use it instead.
15785 (ipa_set_called_with_variable_arg): Added.
15786 (ipa_is_called_with_var_arguments): Added.
15787 (ipa_get_ith_param): Added. All readers of param_decls converted
15789 (ipa_set_cs_argument_count): Added, sole writer to argument_count
15791 (ipa_get_cs_argument_count): Added, all readers of argument_count
15793 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
15796 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
15797 (struct ipcp_lattice): Renamed cval_type to type
15798 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
15800 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
15801 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
15802 (ipcp_insert_stage): Changed the type of variable cvalue to tree
15803 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
15804 (build_const_val): Changed the type of parameter cvalue to tree
15805 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
15806 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
15808 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
15811 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
15812 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
15813 (ipa_add_method): Renamed to ipa_push_func_to_list
15814 (ipa_remove_method): Renamed to ipa_pop_func_from_list
15815 (ipa_callsite_param_count): Removed.
15816 (ipa_callsite_param_count_set): Removed.
15817 (ipa_callsite_param): Removed.
15818 (ipa_callsite_callee): Removed.
15819 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
15820 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
15821 (ipa_method_formal_count): Removed.
15822 (ipa_method_formal_count_set): Removed.
15823 (ipa_method_get_tree): Removed.
15824 (ipa_method_tree_map_create): Removed.
15825 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
15826 (ipa_create_param_decls_array): Creates the array itself
15827 (ipa_create_param_decls_array): Temporary variable info instead of
15828 a few dereferences.
15829 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
15830 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
15831 (get_type): Removed.
15832 (ipa_jf_get_info_type): Removed.
15833 (ipa_node_create): Renamed to ipa_create_node_params
15834 (ipa_free): Renamed to ipa_free_all_node_params
15835 (ipa_nodes_create): Renamed to ipa_create_all_node_params
15836 (ipa_edges_create): Renamed to ipa_create_all_edge_args
15837 (ipa_edges_free): Renamed to ipa_free_all_edge_args
15838 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
15839 (ipa_free_all_node_params): Deallocation to jump_functions moved to
15840 ipa_free_all_edge_args
15841 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
15842 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
15843 (ipa_create_methodlist_node): Removed.
15844 (ipa_methodlist_method): Removed.
15845 (ipa_methodlist_method_set): Removed.
15846 (ipa_methodlist_next_method): Removed.
15847 (ipa_methodlist_next_method_set): Removed.
15848 (ipa_method_is_modified): Removed.
15849 (ipa_method_modify_create): Removed.
15850 (ipa_method_modify_init): Temporary variable info instead of a few
15852 (ipa_detect_param_modifications): Temporary variable info instead of
15853 a few dereferences.
15854 (ipa_compute_jump_functions): Temporary variable info instead of
15855 a few dereferences.
15856 (ipa_method_modify_set): Removed.
15857 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
15858 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
15859 than craph_node as the first parameter.
15860 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15861 (ipa_method_modify_init): Removed.
15862 (ipa_compute_jump_functions): Added a temp variable instead of
15863 repeatadly dereferencing the cgraph_edge.aux pointer
15864 (ipa_callsite_param_set_type): Removed.
15865 (ipa_compute_jump_functions): i renamed to index and moved to
15867 (ipa_callsite_param_set_info_type_formal): Removed.
15868 (ipa_callsite_param_set_info_type): Removed.
15869 (ipa_callsite_param_map_create): Removed.
15870 (ipa_callsite_tree): Removed.
15871 (ipa_callsite_caller): Removed.
15872 (ipa_pop_func_from_list): return_method removed to return_func
15874 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15875 prefixed all values with IPA_. Changed all users.
15876 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15877 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15878 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15879 (union parameter_info): Renamed to jump_func_value.
15880 (union jump_func_value): Renamed value to constant
15881 (struct ipa_jump_func): Renamed info_type to value
15882 (struct ipa_node): Renamed to ipa_node_params
15883 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15884 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15885 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15886 (struct ipa_edge): Renamed to ipa_edge_args
15887 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15888 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15889 (struct ipa_methodlist): Renamed to ipa_func_list
15890 (struct ipa_func_list): method_p renamed to node, next_method
15892 (ipa_methodlist_p): Removed, switched all users to struct pointer
15893 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15895 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15897 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15898 (rs6000_emit_epilogue): Use backchain to restore only when we
15899 have a large frame. Make use of frame pointer to restore if we
15900 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15902 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15904 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15905 Add mode to zero_extract.
15906 (sign bit tests peepholes): (Ditto.).
15908 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15910 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15911 Instructions in comments with SSE3.
15912 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15913 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15914 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15915 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15916 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15917 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15918 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15919 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15920 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15921 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15922 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15923 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15924 (bdesc_sse_args): Renamed to ...
15925 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15926 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15927 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15928 IX86_BUILTIN_FABSQ.
15929 (bdesc_1arg): Moved to ...
15930 (bdesc_args): Here.
15931 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15932 Instructions in comments with SSE3.
15933 (ix86_expand_sse_operands_builtin): Renamed to ...
15934 (ix86_expand_args_builtin): This. Updated.
15935 (ix86_expand_unop1_builtin): Update comments.
15936 (ix86_expand_builtin): Updated.
15938 2008-04-29 Richard Guenther <rguenther@suse.de>
15940 PR tree-optimization/36078
15941 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15942 Update virtual SSA form after cleaning up the CFG.
15944 2008-04-29 Richard Guenther <rguenther@suse.de>
15946 PR middle-end/15255
15947 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15949 2008-04-29 Richard Guenther <rguenther@suse.de>
15951 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15952 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15953 (compute_flow_insensitive_aliasing): Do not treat
15954 PTR_IS_REF_ALL pointers special.
15955 (get_smt_for): Likewise.
15956 (may_alias_p): Re-structure.
15957 (is_escape_site): A ref-all pointer conversion is not an escape site.
15958 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15959 PTR_IS_REF_ALL pointers special.
15960 * tree-ssa-structalias.h (struct alias_info): Remove
15961 ref_all_symbol_mem_tag field.
15962 (PTR_IS_REF_ALL): Remove.
15964 2008-04-29 Richard Guenther <rguenther@suse.de>
15966 PR middle-end/36077
15967 * fold-const.c (extract_muldiv_1): In combining division constants
15968 make sure to never overflow.
15970 2008-04-29 Nick Clifton <nickc@redhat.com>
15972 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15974 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15977 * optc-gen.awk: Work around HP-UX/IA awk bug.
15979 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15981 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15984 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15987 * config/i386/i386.md
15988 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15989 Change operand 1 predicate to nonimmediate_operand.
15991 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15994 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15996 * gengtype.c (walk_type, write_func_for_structure): Handle
15998 * doc/gty.texi: Document chain_circular.
16000 2008-04-28 Richard Guenther <rguenther@suse.de>
16002 PR tree-optimization/36066
16003 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16006 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16009 * config/i386/i386.md
16010 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16011 Use match_scratch instead of match_operand for operands 3 and 4.
16013 2008-04-27 Richard Guenther <rguenther@suse.de>
16015 PR tree-optimization/18754
16016 PR tree-optimization/34223
16017 * tree-pass.h (pass_complete_unrolli): Declare.
16018 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16019 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16020 Rewrite loop into loop closed SSA form if it is not already.
16021 (tree_unroll_loops_completely): Re-structure to iterate over
16022 innermost loops with intermediate CFG cleanups.
16023 Unroll outermost loops only if requested or the code does not grow
16025 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16026 loops are available.
16027 (tree_vectorize): Instead do so here.
16028 (tree_complete_unroll): Also unroll outermost loops.
16029 (tree_complete_unroll_inner): New function.
16030 (gate_tree_complete_unroll_inner): Likewise.
16031 (pass_complete_unrolli): New pass.
16032 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16033 uses outside of the loop.
16034 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16035 form if it is available.
16036 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16037 * passes.c (init_optimization_passes): Schedule complete inner
16038 loop unrolling pass before the first CCP pass after final inlining.
16040 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16042 * targhooks.h (default_emutls_var_fields,
16043 default_emutls_var_init): Declare.
16044 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16045 * target.h (struct gcc_target): Add struct emutls member.
16046 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16047 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16048 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16049 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16050 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16051 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16052 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16053 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16054 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16055 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16056 emit debug information.
16057 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16058 * varasm.c: Include targhooks.h.
16059 (emutls_object_section, emutls_tmpl_section): New.
16060 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16061 (EMUTLS_SEPARATOR): New.
16062 (prefix_name): New.
16063 (get_emutls_object_name): New.
16064 (default_emutls_var_fields): New, broken out of ...
16065 (get_emutls_object_type): ... here. Adjust to use target hooks.
16066 (get_emutls_init_templ_addr): Adjust to use target hooks.
16067 (emutls_decl): Adjust to use target hooks.
16068 (emutls_finish): Likewise.
16069 (default_emutls_var_init): New, broken out of ...
16070 (assemble_variable): ... here. Adjust to use target hooks.
16071 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16072 SECCAT_EMUTLS_TMPL.
16073 * c-common.c (handle_section_attribute): Prevent overriding
16074 sections for emulated tls with special sections.
16075 * config/i386/i386.c (x86_64_elf_select_section): Add
16076 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16077 (x86_64_elf_unique_section): Likewise.
16078 * config/vxworks.c: Include tree.h.
16079 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16080 (vxworks_override_options): Set TLS scheme.
16081 * doc/tm.texi (Emulated TLS): New node.
16083 2008-04-26 Simon Baldwin <simonb@google.com>
16086 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16087 with propagated string constants.
16089 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16091 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16092 constraint for operand 2 when operand 0 is memory operand.
16093 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16094 operand 0 is memory operand.
16095 (fix_trunc<mode>_i387_with_temp): Ditto.
16096 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16097 operand 2 when operand 1 is memory operand.
16098 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16099 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16100 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16101 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16102 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16103 operands 2,3 and 4 when operand 1 is memory operand.
16104 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16106 (fistdi2_floor_with_temp): Ditto.
16107 (fist<mode>2_floor_with_temp): Ditto.
16108 (fistdi2_ceil_with_temp): Ditto.
16109 (fist<mode>2_ceil_with_temp): Ditto.
16110 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16112 2008-04-26 David Daney <ddaney@avtrex.com>
16114 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16116 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16117 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16118 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16119 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16120 (compare_and_swap_12): New insn.
16121 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16122 * config/mips/mips.c (mips_force_binary): New function.
16123 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16124 (mips_expand_compare_and_swap_12): New function.
16125 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16127 2008-04-25 Jan Hubicka <jh@suse.cz>
16130 * cfgexpand.c (pass_expand): Turn into RTL pass.
16131 * passes.c (execute_one_pass): Do pass typechecking after execution.
16132 * tree-pass.h (pass_expand): Turn into RTL pass.
16134 * function.h (struct rtl_data): Move here fields
16135 accesses_prior_frames, calls_eh_return, saves_all_registers,
16136 has_nonlocal_goto, has_asm_statement, is_thunk,
16137 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16138 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16139 arg_pointer_save_area_init from struct function; turn into bool.
16140 (struct function): Move
16141 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16142 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16143 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16144 tail_call_emit, arg_pointer_save_area_init
16145 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16146 (current_function_returns_struct, current_function_returns_pcc_struct,
16147 current_function_calls_setjmp, current_function_calls_alloca,
16148 current_function_accesses_prior_frames,
16149 current_function_calls_eh_return, current_function_is_thunk,
16150 current_function_stdarg, current_function_profile,
16151 current_function_limit_stack, current_function_uses_pic_offset_table,
16152 current_function_uses_const_pool, current_function_has_nonlocal_label,
16153 current_function_saves_all_registers,
16154 current_function_has_nonlocal_goto,
16155 current_function_has_asm_statement): Remove accesor macros.
16156 * ra-conflict.c (global_conflicts): Update.
16157 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16158 (suitable_for_tail_call_opt_p): Update.
16159 * builtins.c (expand_builtin_return_addr): Update.
16160 (expand_builtin_setjmp_setup): Update.
16161 (expand_builtin_nonlocal_goto): Update.
16162 * final.c (final_start_function): Update.
16163 (profile_function): Update.
16164 (leaf_function_p): Update.
16165 (only_leaf_regs_used): Update.
16166 * df-scan.c (df_get_exit_block_use_set): Update.
16167 * dojump.c (clear_pending_stack_adjust): Update.
16168 * tree-stdarg.c (gate_optimize_stdarg): Update.
16169 * gimple-low.c (lower_function_body): Update.
16170 * global.c (compute_regsets): Update.
16171 (global_alloc): Update.
16172 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16173 * expr.c (expand_assignment): Update.
16174 * dse.c (dse_step0): Update.
16175 (dse_step1): Update.
16176 * c-decl.c (store_parm_decls): Update.
16177 * local-alloc.c (combine_regs): Update.
16178 (find_free_reg): Update.
16179 * function.c (assign_parms_augmented_arg_list): Update.
16180 (assign_parm_find_data_types): Update.
16181 (assign_parms): Update.
16182 (allocate_struct_function): Update.
16183 (expand_function_start): Update.
16184 (expand_function_end): Update.
16185 (get_arg_pointer_save_area): Update.
16186 (thread_prologue_and_epilogue_insns): Update.
16187 (rest_of_match_asm_constraints): Update.
16188 * stor-layout.c (variable_size): Update.
16189 * gcse.c (gcse_main): Update.
16190 (bypass_jumps): Update.
16191 * gimplify.c (gimplify_function_tree): Update.
16192 * calls.c (emit_call_1): Update.
16193 (expand_call): Update.
16194 * bt-load.c (compute_defs_uses_and_gen): Update.
16195 * except.c (sjlj_assign_call_site_values): Update.
16196 (sjlj_emit_function_enter): Update.
16197 (can_throw_external): Update.
16198 (set_nothrow_function_flags): Update.
16199 (expand_builtin_unwind_init): Update.
16200 (expand_eh_return): Update.
16201 (convert_to_eh_region_ranges): Update.
16202 (output_function_exception_table): Update.
16203 * emit-rtl.c (gen_tmp_stack_mem): Update.
16204 * cfgexpand.c (expand_used_vars): Update.
16205 (tree_expand_cfg): Update.
16206 * cfgcleanup.c (rest_of_handle_jump): Update.
16207 * explow.c (allocate_dynamic_stack_space): Update.
16208 * varasm.c (assemble_start_function): Update.
16209 (force_const_mem): Update.
16210 (mark_constant_pool): Update.
16211 * tree-optimize.c (tree_rest_of_compilation): Update.
16212 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16213 * tree-cfg.c (notice_special_calls): Update.
16214 (is_ctrl_altering_stmt): Update.
16215 (tree_can_make_abnormal_goto): Update.
16216 (tree_purge_dead_abnormal_call_edges): Update.
16217 * config/alpha/predicates.md: Update.
16218 * config/alpha/alpha.c (alpha_sa_mask): Update.
16219 (alpha_sa_size): Update.
16220 (alpha_does_function_need_gp): Update.
16221 (alpha_expand_prologue): Update.
16222 (alpha_start_function): Update.
16223 (alpha_output_function_end_prologue): Update.
16224 (alpha_expand_epilogue): Update.
16225 * config/frv/frv.c (frv_stack_info): Update.
16226 (frv_expand_epilogue): Update.
16227 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16228 (s390_register_info): Update.
16229 (s390_frame_info): Update.
16230 (s390_init_frame_layout): Update.
16231 (s390_can_eliminate): Update.
16232 (save_gprs): Update.
16233 * config/spu/spu.c (spu_split_immediate): Update.
16234 (need_to_save_reg): Update.
16235 (spu_expand_prologue): Update.
16236 (spu_expand_epilogue): Update.
16237 * config/sparc/sparc.md: Update.
16238 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16239 (sparc_tls_got): Update.
16240 (legitimize_pic_address): Update.
16241 (sparc_emit_call_insn): Update.
16242 (sparc_expand_prologue): Update.
16243 (output_return): Update.
16244 (print_operand): Update.
16245 (sparc_function_ok_for_sibcall): Update.
16246 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16247 * config/m32r/m32r.md: Update.
16248 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16249 (m32r_compute_frame_size): Update.
16250 (m32r_expand_prologue): Update.
16251 (m32r_expand_epilogue): Update.
16252 (m32r_legitimize_pic_address): Update.
16253 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16254 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16255 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16256 (gen_push): Update.
16257 (ix86_save_reg): Update.
16258 (ix86_compute_frame_layout): Update.
16259 (ix86_expand_prologue): Update.
16260 (ix86_expand_epilogue): Update.
16261 * config/sh/sh.c (output_stack_adjust): Update.
16262 (calc_live_regs): Update.
16263 (sh5_schedule_saves): Update.
16264 (sh_expand_prologue): Update.
16265 (sh_expand_epilogue): Update.
16266 (sh_setup_incoming_varargs): Update.
16267 (sh_allocate_initial_value): Update.
16268 (sh_get_pr_initial_val): Update.
16269 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16270 * config/sh/sh.md (label:): Update.
16271 * config/avr/avr.c (out_movhi_mr_r): Update.
16272 * config/crx/crx.h (enum): Update.
16273 * config/xtensa/xtensa.h (along): Update.
16274 * config/stormy16/stormy16.c Update.
16275 (xstormy16_compute_stack_layout): Update.
16276 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16277 (fr30_expand_prologue): Update.
16278 * config/cris/cris.c (cris_conditional_register_usage): Update.
16279 (cris_reg_saved_in_regsave_area): Update.
16280 (cris_initial_frame_pointer_offset): Update.
16281 (cris_simple_epilogue): Update.
16282 (cris_expand_prologue): Update.
16283 (cris_expand_epilogue): Update.
16284 (cris_expand_pic_call_address): Update.
16285 (cris_asm_output_symbol_ref): Update.
16286 (cris_asm_output_label_ref): Update.
16287 * config/cris/cris.md Update.
16288 * config/iq2000/iq2000.c (compute_frame_size): Update.
16289 (iq2000_expand_epilogue): Update.
16290 * config/mt/mt.h (save_direction): Update.
16291 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16292 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16293 (ia64_secondary_reload_class): Update.
16294 * config/m68k/m68k.c (m68k_save_reg): Update.
16295 (m68k_expand_prologue): Update.
16296 (m68k_expand_epilogue): Update.
16297 (legitimize_pic_address): Update.
16298 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16299 (first_reg_to_save): Update.
16300 (first_altivec_reg_to_save): Update.
16301 (compute_vrsave_mask): Update.
16302 (compute_save_world_info): Update.
16303 (rs6000_stack_info): Update.
16304 (spe_func_has_64bit_regs_p): Update.
16305 (rs6000_ra_ever_killed): Update.
16306 (rs6000_emit_eh_reg_restore): Update.
16307 (rs6000_emit_allocate_stack): Update.
16308 (rs6000_emit_prologue): Update.
16309 (rs6000_emit_epilogue): Update.
16310 (rs6000_output_function_epilogue): Update.
16311 (output_profile_hook): Update.
16312 (rs6000_elf_declare_function_name): Update.
16313 * config/rs6000/rs6000.h (rs6000_args): Update.
16314 * config/rs6000/rs6000.md: Update.
16315 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16316 * config/arc/arc.c (arc_output_function_epilogue): Update.
16317 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16318 * config/darwin.c (machopic_function_base_name): Update.
16319 * config/score/score3.c (score3_compute_frame_size): Update.
16322 (score3_epilogue): Update.
16323 * config/score/score7.c (score7_compute_frame_size): Update.
16324 (score7_prologue): Update.
16325 (score7_epilogue): Update.
16326 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16327 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16328 * config/arm/arm.c (use_return_insn): Update.
16329 (require_pic_register): Update.
16330 (arm_load_pic_register): Update.
16331 (arm_compute_save_reg0_reg12_mask): Update.
16332 (arm_compute_save_reg_mask): Update.
16333 (thumb1_compute_save_reg_mask): Update.
16334 (output_return_instruction): Update.
16335 (arm_output_function_prologue): Update.
16336 (arm_output_epilogue): Update.
16337 (arm_get_frame_offsets): Update.
16338 (arm_expand_prologue): Update.
16339 (thumb_pushpop): Update.
16340 (thumb_exit): Update.
16341 (thumb1_expand_prologue): Update.
16342 (thumb1_expand_epilogue): Update.
16343 (arm_unwind_emit): Update.
16344 (arm_output_fn_unwind): Update.
16345 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16346 * config/arm/arm.md: Update.
16347 * config/pa/pa.md: Update.
16348 * config/pa/pa.c (legitimize_pic_address): Update.
16349 (compute_frame_size): Update.
16350 (hppa_expand_prologue): Update.
16351 (hppa_expand_epilogue): Update.
16352 (borx_reg_operand): Update.
16353 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16354 (HARD_REGNO_RENAME_OK): Update.
16355 * config/mips/mips.c (mips_global_pointer): Update.
16356 (mips_save_reg_p): Update.
16357 (mips_compute_frame_info): Update.
16358 (mips_frame_pointer_required): Update.
16359 (mips_expand_prologue): Update.
16360 (mips_expand_epilogue): Update.
16361 (mips_can_use_return_insn): Update.
16362 (mips_reorg_process_insns): Update.
16363 * config/v850/v850.c (compute_register_save_size): Update.
16364 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16365 * config/mmix/mmix.c (along): Update.
16366 (mmix_expand_epilogue): Update.
16367 * config/bfin/bfin.c (legitimize_pic_address): Update.
16368 (must_save_p): Update.
16369 (stack_frame_needed_p): Update.
16370 (add_to_reg): Update.
16371 (bfin_expand_prologue): Update.
16372 * stmt.c (expand_asm_operands): Update.
16373 * reload1.c (reload): Update.
16374 (init_elim_table): Update.
16376 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16378 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16380 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16382 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16383 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16384 (mov<mode>): Removed.
16385 (*movv4sf_internal): Likewise.
16386 (*movv2df_internal): Likewise.
16388 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16390 * config.gcc (crx-*-elf): Remove deprecation.
16392 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16394 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16395 __gcc_deregister_frame with atexit.
16396 (deregister_frame_dtor): Remove.
16398 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16399 Nathan Sidwell <nathan@codesourcery.com>
16401 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16403 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16404 (rs6000_isel): Likewise.
16405 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16406 (rs6000_isel): New variable.
16407 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16409 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16412 * c-common.c (handle_vector_size_attribute): Call
16413 lang_hooks.types.reconstruct_complex_type instead of
16414 reconstruct_complex_type.
16415 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
16416 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
16417 * langhooks.h (struct lang_hooks_for_types): Add
16418 reconstruct_complex_type hook.
16419 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16420 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16422 2008-04-24 Richard Guenther <rguenther@suse.de>
16424 * c-common.h (check_builtin_function_arguments): Declare.
16425 * c-common.c (validate_nargs): New function.
16426 (check_builtin_function_arguments): Likewise.
16427 * c-typeck.c (build_function_call): Call
16428 check_builtin_function_arguments.
16429 * builtins.c (fold_builtin_classify): Remove error reporting code.
16430 (fold_builtin_unordered_cmp): Likewise.
16431 (fold_builtin_1): Likewise.
16432 (fold_builtin_n): Likewise.
16434 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16436 PR tree-optimization/36008
16437 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16438 the original op1, rather than delta by step.
16440 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16441 Sebastian Pop <sebastian.pop@amd.com>
16443 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16444 eliminate_local_variables_stmt, eliminate_local_variables,
16445 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16446 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16447 of code delimited by two edges in the CFG.
16448 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16449 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16450 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16451 the case of parallelisation of reductions.
16452 (expr_invariant_in_region_p): New.
16454 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16455 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16457 2008-04-24 Ira Rosen <irar@il.ibm.com>
16458 Richard Guenther <rguenther@suse.de>
16460 PR tree-optimization/36034
16461 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16462 incapable of dealing with loads with gaps.
16464 2008-04-24 Rafael Espíndola <espindola@google.com>
16466 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16467 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16468 vrp_evaluate_conditional.
16469 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16470 (vrp_evaluate_conditional): Split the cond argument.
16471 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16472 (simplify_stmt_for_jump_threading): Update call to
16473 vrp_evaluate_conditional.
16475 2008-04-24 Ira Rosen <irar@il.ibm.com>
16477 PR tree-optimization/35982
16478 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16479 interleaved data-refs are of the same type.
16481 2008-04-24 Danny Smith <dannysmith@users.net>
16483 * c-format.c (check_format_info_main): Use strncmp rather than a
16484 magic prefix to handle multichar length specs.
16485 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16486 Don't prefix "I64" and "I32" with '\0'.
16488 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16491 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16492 in registers for -m32 only if stdarg_p (fntype).
16494 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16496 PR rtl-optimization/36006
16497 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16498 temp to op0 in order to avoid invalid rtx sharing.
16500 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16502 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16503 check TREE_INVARIANT.
16504 * tree-gimple.c (is_gimple_address): New.
16505 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16506 * tree-gimple.h (is_gimple_address): New.
16507 * tree.h (decl_address_invariant_p): New.
16508 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16509 (build_string): Likewise.
16510 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16511 (tree_invariant_p_1): Likewise.
16512 (save_expr): Use it.
16513 (tree_invariant_p): New.
16514 (skip_simple_arithmetic): Use it.
16515 (stabilize_reference_1): Use it.
16516 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16518 (build1_stat): Drop code to compute TREE_INVARIANT.
16519 (build2_stat): Drop code to compute TREE_INVARIANT.
16520 (build3_stat): Drop code to compute TREE_INVARIANT.
16521 (build4_stat): Drop code to compute TREE_INVARIANT.
16522 (build5_stat): Drop code to compute TREE_INVARIANT.
16523 (build7_stat): Drop code to compute TREE_INVARIANT.
16524 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16525 * tree.h (struct tree_base): Remove invariant_flag.
16526 (TREE_INVARIANT): Remove.
16527 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16528 (fold_builtin_expect): Check TREE_CONSTANT.
16529 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16530 * c-tree.h (c_expr_to_decl): Drop third parameter.
16531 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16532 (build_c_cast): Don't set TREE_INVARIANT.
16533 (pop_init_level): Don't set TREE_INVARIANT.
16534 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16535 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16537 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16538 (gimplify_addr_expr): Adjust comment.
16539 * tree-mudflap.c (mf_build_string):
16540 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16541 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16542 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16543 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16544 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16545 * langhooks.h (struct lang_hooks): Drop third parameter from
16548 2008-04-23 Richard Guenther <rguenther@suse.de>
16550 PR tree-optimization/27799
16551 PR tree-optimization/32921
16552 PR tree-optimization/32624
16553 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16554 SMTs aliases and the tag itself into the solution.
16555 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16556 merge the points-to solution back into the SMT aliases.
16557 (may_alias_p): Use alias_set_subset_of instead of
16558 aliases_conflict_p. A pointer which points to
16559 memory with alias set zero may access any variable.
16561 2008-04-23 Richard Guenther <rguenther@suse.de>
16563 * alias.c (alias_set_subset_of): Correctly handle asking
16564 if zero is a subset of an alias set with zero child.
16565 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16566 (compute_flow_insensitive_aliasing): Correctly walk all
16567 pointers. Do not unnecessarily union sets.
16569 2008-04-23 Richard Guenther <rguenther@suse.de>
16571 PR middle-end/36021
16572 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16574 2008-04-22 Tomas Bily <tbily@suse.cz>
16576 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16578 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16580 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16581 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16582 * tree-inline.c (estimate_num_insns_1): Likewise.
16583 * varasm.c (const_hash_1, compare_constant, copy_constant)
16584 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16585 * emit-rtl.c (component_ref_for_mem_expr)
16586 (set_mem_attributes_minus_bitpos): Likewise.
16587 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16588 (is_aligning_offset): Likewise.
16589 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16590 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16591 * dojump.c (do_jump): Likewise.
16592 * builtins.c (get_pointer_alignment, get_memory_rtx)
16593 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16594 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16596 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16598 PR rtl-optimization/36017
16599 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16600 expanding the library call.
16602 2008-04-22 Ian Lance Taylor <iant@google.com>
16604 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16605 than size_in_bytes.
16607 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16609 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16610 of LR/CTR moves for Power6.
16612 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16614 PR middle-end/36003
16615 * passes.c (init_optimization_passes): Remove
16616 pass_fast_rtl_byte_dce.
16618 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
16621 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
16622 builtin functions to generate faster code.
16623 (_mm_cvtpu16_ps): Ditto.
16624 (_mm_cvtpi32x2_ps): Ditto.
16626 2008-04-22 Nick Clifton <nickc@redhat.com>
16628 * common.opt (ftree-loop-distribution): Add Optimization
16631 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
16632 (frv_expand_builtin_va_start): Likewise.
16634 * config/arm/arm.c (thumb_find_work_register): Fix location of
16635 argument register count.
16637 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16639 Support scheduling for ColdFire V1 and V3 microarchitecture.
16640 Improve scheduling of multiplication instructions.
16642 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
16643 (mac): New instruction attribute.
16644 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
16645 (m68k_sched_mac): New variable.
16646 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
16647 Handle cfv1 and cfv3.
16648 (max_insn_size): New static variable.
16649 (struct _sched_ib): New type.
16650 (sched_ib): New static variable.
16651 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
16652 to fields of 'struct _sched_ib sched_ib'. Update all uses.
16653 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
16655 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
16656 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
16657 new variables. Update.
16658 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16659 Add modeling of cfv3 instruction buffer. Update.
16660 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
16661 * config/m68k/m68k.h (TUNE_CFV3): New macro.
16662 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
16663 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
16664 a particular reservation applies to.
16665 (type2): Reorganize attribute values. Rename alu to alu_reg,
16666 alu_l to alu, move_l to omove. Join move to alu. Split mul
16667 to mul_l and mul_w.
16668 (cf_ib_*): Simplify description of instruction buffer.
16669 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
16670 (cf_mem): Split into cf_mem1 and cf_mem2.
16671 (cf_v2_move_??): Rename to cfv12_alu_??.
16672 (cf_v2_move_l_??): Rename to cfv12_omove_??.
16673 (cf_v2_mul_??): Remove reservations.
16674 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
16675 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
16676 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
16678 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
16679 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
16680 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
16681 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
16682 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
16683 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
16684 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
16685 expansions of the above reservations for instructions of sizes
16688 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16690 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
16692 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
16694 * coverage.c: Include tree-pass.h.
16695 (coverage_counter_alloc): Print da_file_name to the dump file.
16697 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16699 * sbitmap.c (sbitmap_range_empty_p): New function.
16700 * sbitmap.h (sbitmap_range_empty_p): New function.
16701 * bitmap.h: Now includes obstack.h.
16703 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
16704 Kenneth Zadeck <zadeck@naturalbridge.com>
16706 * dbgcnt.def (ra_byte_scan): Added.
16707 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
16708 when the last hit happens for a counter.
16709 * timevar.def (TV_DF_BYTE_LR): New variable.
16710 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
16711 * passes.c (pass_fast_rtl_byte_dce): New pass.
16712 * fwprop.c (update_df): Added mode to call df_ref_create.
16713 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16714 DF_REF_EXTRACT_OFFSET.
16715 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
16716 DF_BYTE_LR_OUT, df_byte_lr): New macro.
16718 (df_ref_extract): Added mode field.
16719 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
16720 DF_REF_EXTRACT_OFFSET.
16721 (DF_REF_EXTRACT_MODE): New macro.
16722 (df_byte_lr_bb_info): New structure.
16723 (df_print_byte_regset, df_compute_accessed_bytes,
16724 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
16725 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
16726 df_byte_lr_simulate_uses,
16727 df_byte_lr_simulate_artificial_refs_at_top,
16728 df_byte_lr_simulate_artificial_refs_at_end,
16729 df_compute_accessed_bytes): New function.
16730 (df_ref_create): Add parameter.
16731 (df_byte_lr_get_bb_info): New inline function.
16732 * df-scan.c (df_ref_record, df_uses_record,
16733 df_ref_create_structure): Added mode parameter.
16734 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
16735 df_defs_record, df_uses_record, df_get_conditional_uses,
16736 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
16737 df_entry_block_defs_collect, df_exit_block_uses_collect):
16738 Added mode parameter to calls to df_ref_record, df_uses_record,
16739 df_ref_create_structure.
16740 (df_ref_equal_p, df_ref_compare): Added test for modes.
16741 (df_ref_create_structure): Added code to set mode. Renamed
16742 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16743 DF_REF_EXTRACT_OFFSET.
16744 * df-core.c (df_print_byte_regset): New function.
16745 * df-byte-scan.c: New file.
16746 * df-problems.c (df_rd_transfer_function): Removed unnecessary
16747 calls to BITMAP_FREE.
16748 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
16749 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
16750 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
16751 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
16752 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
16753 df_byte_lr_local_compute, df_byte_lr_init,
16754 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
16755 df_byte_lr_transfer_function, df_byte_lr_free,
16756 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
16757 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
16758 df_byte_lr_simulate_uses,
16759 df_byte_lr_simulate_artificial_refs_at_top,
16760 df_byte_lr_simulate_artificial_refs_at_end): New function.
16761 * dce.c (byte_dce_process_block): New function.
16762 (dce_process_block): au is now passed in rather than computed
16763 locally. Changed loops that look at artificial defs to not look
16764 for conditional or partial ones, because there never are any.
16765 (fast_dce): Now is able to drive byte_dce_process_block or
16766 dce_process_block depending on the kind of dce being done.
16767 (rest_of_handle_fast_dce): Add parameter to fast_dce.
16768 (rest_of_handle_fast_byte_dce): New function.
16769 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
16770 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
16772 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
16775 * gcc.h: Added fortran options that take arguments to
16776 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
16779 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
16781 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
16782 scalarization if on the LHS and not a full access.
16784 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16786 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
16788 2008-04-18 Rafael Espíndola <espindola@google.com>
16790 * tree-vrp.c (find_case_label_index): Fix the binary search.
16791 (find_case_label_range): New.
16792 (vrp_visit_switch_stmt): Use find_case_label_range.
16793 (simplify_switch_using_ranges): Use find_case_label_range.
16795 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
16797 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
16798 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
16800 2008-04-18 Tom Tromey <tromey@redhat.com>
16803 * doc/cpp.texi (Implementation-defined behavior): Mention
16806 2008-04-18 Ian Lance Taylor <iant@google.com>
16808 * fold-const.c (pointer_may_wrap_p): New static function.
16809 (fold_comparison): Add another test for pointer overflow. Use
16810 pointer_may_wrap_p to disable some false positives.
16812 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
16814 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
16815 (fname_as_string): Match updated cpp_interpret_string prototype.
16816 (fix_string_type): Support char16_t* and char32_t*.
16817 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
16818 derivative) nodes. Register as builtin if C++0x.
16819 (c_parse_error): Support CPP_CHAR{16,32}.
16820 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
16821 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
16822 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
16823 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
16824 CTI_CHAR32_ARRAY_TYPE>: New elements.
16825 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
16826 char32_type_node, signed_char32_type_node, char16_array_type_node,
16827 char32_array_type_node): New defines.
16828 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
16829 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
16830 (lex_string): Support CPP_STRING{16,32}, match updated
16831 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
16832 (lex_charconst): Support CPP_CHAR{16,32}.
16833 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
16834 and CPP_STRING{16,32}.
16836 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
16839 * aclocal.m4: Regenerate.
16840 * configure: Regenerate.
16842 2008-04-18 Jan Hubicka <jh@suse.cz>
16844 * except.c (dw2_size_of_call_site_table,
16845 sjlj_size_of_call_site_table): Use vector API for call_site_record.
16847 * cgraphbuild.c (build_cgraph_edges): Update.
16848 * tree-pass.h: Update comment.
16849 * final.c (leaf_function_p): Update.
16850 (leaf_renumber_regs): Update.
16851 (rest_of_clean_state): Update.
16852 * omp-low.c (expand_omp_parallel): Update.
16853 * ipa-reference.c (analyze_function): Update.
16854 * reorg.c (find_end_label): Update.
16855 (optimize_skip): Update.
16856 (fill_simple_delay_slots): Update.
16857 (fill_simple_delay_slots): Update.
16858 (make_return_insns): Update.
16859 (dbr_schedule): Update.
16860 * gimple-low.c (record_vars_into): Update.
16861 * cfgbuild.c (make_edges): Update.
16862 * function.c (assign_stack_local): Update.
16863 (assign_parm_adjust_stack_rtl): Update.
16864 (locate_and_pad_parm): Update.
16865 (allocate_struct_function): Do not initialize stack_alignment_needed
16866 and preferred_stack_boundary here.
16867 (stack_protect_prologue): Update.
16868 (stack_protect_epilogue): Update.
16869 (expand_function_start): Initialize stack_alignment_needed,
16870 preferred_stack_boundary and max_jumptable_ents.
16871 (expand_function_end): Update.
16872 (free_after_compilation): Do not NULLify epilogue_delay_list.
16873 * function.h (struct rtl_data): Add stack_protect_guard,
16874 stack_alignment_needed,
16875 preferred_stack_boundary, epilogue_delay_list.
16876 (struct function): Remove value_histograms, stack_alignment_needed,
16877 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16879 unexpanded_var_list, stack_protect_guard.
16880 (current_function_epilogue_delay_list): Remove.
16881 * ipa-type-escape.c (analyze_function): Update.
16882 * gimplify.c (pop_gimplify_context): Update comment.
16883 * calls.c (expand_call): Update.
16884 (emit_library_call_value_1): Update.
16885 * except.c (set_nothrow_function_flags): Update.
16886 * cfgexpand.c (get_decl_align_unit): Update.
16887 (create_stack_guard): Update.
16888 (estimated_stack_frame_size): Update.
16889 (expand_used_vars): Update.
16890 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16891 * explow.c (allocate_dynamic_stack_space): Update.
16892 * tree-ssa-live.c (remove_unused_locals): Update.
16893 * varasm.c (mark_constant_pool): Update.
16894 * tree-inline.c (remap_decls): Update.
16895 (initialize_cfun): Update.
16896 (declare_return_variable): Update.
16897 (inline_forbidden_p): Update.
16898 (expand_call_inline): Update.
16899 (declare_inline_vars): Update.
16900 (tree_function_versioning): Update.
16901 * tree-flow.h (value_histograms): New.
16902 (VALUE_HISTOGRAMS): New macro.
16903 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16905 * tree-cfg.c (set_bb_for_stmt): Update.
16906 (replace_by_duplicate_decl): Update.
16907 (move_block_to_fn): Update.
16908 (new_label_mapper): Update.
16909 (dump_function_to_file): Update.
16910 * ipa-struct-reorg.c (build_data_structure): Update.
16911 * cfgrtl.c (print_rtl_with_bb): Update.
16912 * reload1.c (reload): Update.
16914 * config/i386/i386.c (setup_incoming_varargs_64,
16915 ix86_compute_frame_layout): Update.
16916 * config/arc/arc.c (arc_output_function_epilogue): Update.
16918 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16920 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16921 for FreeBSD as well.
16922 * gthr-posix95.h: Likewise.
16924 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16926 PR rtl-optimization/35838
16927 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16928 out the byte offset of the first subreg.
16930 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16932 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16933 to split_ti instead of three separate calls with single member arrays.
16934 (subti3 splitter): Ditto.
16935 (adddi3 splitter): Ditto with split_di.
16936 (subdi3 splitter): Ditto.
16937 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16938 two separate calls with single member arrays. Swap match_dup
16939 operands 1 and 2 to better fit into the array.
16940 (negdi2 splitter): Ditto with split_di.
16941 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16942 two separate calls with single member arrays. Swap match_dup operands
16943 6 and 7 to better fit into the array.
16945 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16947 * config/i386/i386.c (sse_builtin_type): New.
16948 (bdesc_sse_args): Likewise.
16949 (bdesc_sse_3arg): Removed.
16950 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16951 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16952 IX86_BUILTIN_ROUNDPS.
16953 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16954 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16955 IX86_BUILTIN_ROUNDPS.
16956 (ix86_expand_sse_4_operands_builtin): Removed.
16957 (ix86_expand_sse_operands_builtin): New.
16958 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16959 and CODE_FOR_sse4_1_roundps.
16960 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16961 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16963 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16966 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16967 regs before frame pop when needed. If use_backchain_to_restore_sp
16968 then load backchain into a temp reg to restore vr and vrsave. Add
16969 code to restore vr after frame pop if possible.
16971 2008-04-17 Richard Guenther <rguenther@suse.de>
16973 * tree-vn.c (expressions_equal_p): Do not check type
16974 equality or compatibility before calling operand_equal_p.
16975 * fold-const.c (operand_equal_p): Check equivalence of
16976 integer constants before bailing out due to signedness or
16977 precision differences.
16978 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16979 spurious differences in type qualification. Ignore types
16980 for COMPONENT_REFs at all.
16982 2008-04-17 Christian Bruel <christian.bruel@st.com>
16984 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16985 msw_skip comparison.
16987 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16990 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16993 PR tree-optimization/35899
16994 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16995 rather than TREE_OPERAND.
16997 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17000 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17001 temporary registers. Change operand predicate to general_operand.
17002 (remainderxf3): Ditto.
17004 2008-04-16 Richard Guenther <rguenther@suse.de>
17006 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17007 * tree-affine.c (aff_combination_expand): Look through some
17010 2008-04-15 Doug Kwan <dougkwan@google.com>
17012 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17014 * tree-pretty-print.c (dump_generic_node): Ditto.
17015 * final.c (output_addr_const): Ditto.
17016 * dwarf2out.c (output_cfi): Ditto.
17017 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17018 * print-rtl.c (print_rtx): Ditto.
17019 * print-tree.c (print_node_brief, print_node): Ditto.
17020 * c-common.c (match_case_to_enum_1): Ditto.
17021 * sched-vis.c (print_value): Ditto.
17022 * config/i386/i386.c (print_operand): Cast to long unsigned int
17025 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17026 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17027 MS Windows VirtualProtect function.
17029 2008-04-15 Jan Hubicka <jh@suse.cz>
17031 * gengtype.c (write_root): Param_is argument is OK.
17032 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17033 * function.h: Include varray.h
17034 (rtl_eh): New stucture based on except.c one.
17035 (call_site_record): New forward declaration and vector type.
17036 * calls.c (emit_call_1): Do not call
17037 note_current_region_may_contain_throw.
17038 * except.c (eh_status): Remove cur_region, try_region since they are
17040 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17041 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17042 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17043 Remove call_site_data_used, call_site_data_size.
17044 Turn call_site_record into vector in function.h.
17045 (note_current_region_may_contain_throw): Remove.
17046 (get_exception_pointer, get_exception_filter): Do not take struct
17047 function argument; update.
17048 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17049 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17050 build_post_landing_pads, dw2_build_landing_pads,
17051 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17052 sjlj_emit_function_enter, sjlj_emit_function_enter,
17053 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17054 sjlj_build_landing_pads, finish_eh_generation,
17055 remove_exception_handler_label, remove_eh_handler,
17056 maybe_remove_eh_handler, add_reachable_handler,
17057 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17058 add_action_record, collect_one_action_chain, add_call_site,
17059 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17060 sjlj_output_call_site_table, output_function_exception_table,
17061 * except.h (note_current_region_may_contain_throw): Remove
17062 (get_exception_pointer, get_exception_filter): Do not take struct
17064 * Makefile.in (GTFILES): Put varargs before struct function.
17066 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17068 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17069 punt for STRING_CST.
17070 (get_constraint_for): Deal with STRING_CST here instead.
17072 2008-04-15 Richard Guenther <rguenther@suse.de>
17074 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17075 statements in a basic-block with a backward walk. Do not
17076 substitute into dead statements but instead remove those.
17078 2008-04-15 Richard Guenther <rguenther@suse.de>
17080 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17081 to zero, thus disable creation of SFTs.
17083 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17085 * tree-predcom.c (suitable_reference_p): Return false if the
17086 reference can throw.
17088 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17091 * c-decl.c (finish_decl): If extern or static var has variable
17092 size, set TREE_TYPE (decl) to error_mark_node.
17094 2008-04-15 Rafael Espíndola <espindola@google.com>
17096 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17099 2008-04-15 Richard Guenther <rguenther@suse.de>
17101 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17102 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17103 (visit_reference_op_load): Do walk vuse-vdef chains on
17104 vn_reference_lookup.
17105 (visit_reference_op_store): But do not here.
17106 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17107 vn_reference_lookup.
17108 (vn_lookup_with_vuses): But do so here.
17110 2008-04-14 Ian Lance Taylor <iant@google.com>
17112 * fold-const.c (fold_overflow_warning): Remove assertion.
17114 2008-04-15 Ben Elliston <bje@au.ibm.com>
17116 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17117 temp1 local variables.
17119 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17122 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17123 ".text.unlikely" section as executable.
17125 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17127 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17128 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17129 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17130 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17131 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17132 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17133 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17135 2008-04-14 Ian Lance Taylor <iant@google.com>
17137 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17138 * fold-const.c (fold_comparison): If appropriate, test
17139 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17140 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17141 reassociating a pointer type.
17142 * doc/invoke.texi (Optimize Options): Document that
17143 -fstrict-overflow applies to pointer wraparound.
17145 2008-04-13 Jan Hubicka <jh@suse.cz>
17147 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17149 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17151 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17152 we are going to "save the world".
17154 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17156 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17157 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17158 operand 0 constraint, not "=".
17160 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17162 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17164 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17166 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17167 of size of positions_needed * CHAR_BIT.
17169 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17171 PR middle-end/35897
17172 * dse.c (store_info): Change positions_needed to unsigned
17174 (lowpart_bitmask): New.
17175 (record_store): Cast to unsigned HOST_WIDE_INT for
17176 positions_needed. Assert width <= size of positions_needed *
17177 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17178 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17179 lowpart_bitmask to set mask.
17181 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17183 * config/bfin/constraints.md: New file.
17184 * config/bfin/bfin.md: Include it.
17185 (adddi3): Use satisfies_constraint functions instead of the old macros.
17186 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17187 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17188 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17189 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17190 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17191 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17192 EXTRA_CONSTRAINT): Delete.
17193 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17194 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17196 * config/bfin/bfin.c: Include "tm-constrs.h".
17197 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17198 Use satisfies_constraint functions instead of the old macros.
17199 * doc/md.texi (Blackfin Constraints): Update file name reference.
17201 2008-04-11 Richard Guenther <rguenther@suse.de>
17203 PR tree-optimization/35869
17204 * tree-vrp.c (execute_vrp): Move switch statement update after
17205 jump threading. Schedule another cfg cleanup run.
17207 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17210 * attribs.c (decl_attributes): Return early on errorneous node.
17212 2008-04-10 Oleg Ryjkov <olegr@google.com>
17214 * tree.h (struct tree_base): Added a new flag default_def_flag.
17215 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17217 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17219 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17221 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17224 * pa.md: Define mode iterator P. Define mode attribute dwc.
17225 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17226 (icacheflush): Likewise.
17227 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17228 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17230 2008-04-11 Ben Elliston <bje@au.ibm.com>
17232 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17234 2008-04-10 Rafael Espíndola <espindola@google.com>
17236 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17237 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17238 (extract_range_from_expr): The same.
17240 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17242 * config/mips/mips.md (GPR2): New mode iterator.
17243 (seq): Add comment.
17244 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17245 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17246 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17247 Rewrite these to take two modes, the mode of comparison and the
17248 mode of the destination.
17249 * config/mips/mips.c (mips_expand_scc): Instead of having
17250 paradoxical subreg as destination, expand "narrowing" scc if mode
17251 of comparison is SI and target is requested in DI mode.
17252 (mips_emit_int_order_test): Update comment. Make mode of
17253 comparison match CMP0 rather than TARGET. When creating inverse
17254 target use mode of TARGET.
17256 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17258 * gcov-dump.c (tag_summary): Only print summaries for the first
17259 GCOV_COUNTERS_SUMMABLE counters.
17261 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17263 * config/i386/i386.md (absneg): New code iterator.
17264 (absnegprefix): New code attribute.
17265 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17266 patterns using absneg code iterator.
17267 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17268 using absneg code iterator.
17269 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17270 *neg<mode>2 patterns using absneg code iterator.
17271 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17272 *negextendsfdf2 patterns using absneg code iterator.
17273 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17274 *negextendsfxf2 patterns using absneg code iterator.
17275 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17276 *negextendsfdf2 patterns using absneg code iterator.
17277 * config/i386/sse.md (<code><mode>2): Macroize expander from
17278 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17280 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17282 * config/s390/s390.h: Remove the remains of the recent search
17283 & replace action of current_function_outgoing_args_size.
17285 2008-04-10 Ira Rosen <irar@il.ibm.com>
17287 PR tree-optimization/35821
17288 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17289 NEW_STMT_LIST is not NULL.
17291 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17294 * toplev.c (process_options): Remove -ffunction-sections debugging
17297 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17299 PR middle-end/PR28690
17300 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17301 than gen_rtx_fmt_ee to perform more canonicalizations.
17303 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17306 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17308 2008-04-09 Richard Guenther <rguenther@suse.de>
17310 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17311 (dump_function_to_file): Dump function arguments with types.
17313 2008-04-08 Richard Guenther <rguenther@suse.de>
17315 * fold-const.c (fold_widened_comparison): Do not allow
17316 sign-changes that change the result.
17318 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17321 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17322 kinds of indirect references.
17324 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17326 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17327 GNU Fortran language string.
17329 2008-04-08 Rafael Espíndola <espindola@google.com>
17331 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17332 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17333 * tree.h (tree_call_nonnegative_warnv_p): New.
17335 2008-04-08 Jan Hubicka <jh@suse.cz>
17337 * function.c (free_after_compilation): Clear out regno_reg_rtx
17340 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17343 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17345 PR middle-end/PR28690
17346 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17347 same precedence as REG_POINTER and MEM_POINTER operands.
17349 2008-04-08 Richard Guenther <rguenther@suse.de>
17351 PR middle-end/35834
17352 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17353 for adding index to base.
17355 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17357 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17358 (MINGW_ENABLE_EXECUTE_STACK): New.
17359 (IN_LIBGCC2): For libgcc include windows.h file for
17360 function declarations.
17362 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17364 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17365 and tem2 if tem1 is not a REG or MULT.
17367 2008-04-08 Jan Hubicka <jh@suse.cz>
17369 * function.h (incomming_args): Break out of struct function.
17370 (function_subsections): Break out of struct function.
17371 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17372 return_rtx and hard_reg_initial_vals from struct function.
17373 Kill inl_max_label_num.
17374 (current_function_pops_args, current_function_args_info,
17375 current_function_args_size, current_function_args_size,
17376 current_function_pretend_args_size,
17377 current_function_outgoing_args_size,
17378 current_function_internal_arg_pointer, current_function_return_rtx):
17379 Kill compatibility accestor macros.
17380 * builtins.c (expand_builtin_apply_args_1): Update.
17381 (expand_builtin_next_arg): Update.
17382 * df-scan.c (df_get_call_refs): Update.
17383 * dbxout.c (dbxout_function_end): Update.
17384 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17385 (output_line_info): Update.
17386 (secname_for_decl): Update.
17387 (dwarf2out_var_location): Update.
17388 * function.c (free_after_compilation): Update.
17389 (assign_parm_find_stack_rtl): Update.
17390 (assign_parms): Update.
17391 (expand_dummy_function_end): Update.
17392 (expand_function_end): Update.
17393 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17394 (expand_call): Update.
17395 (emit_library_call_value_1): Update.
17396 (store_one_arg): Update.
17397 * varasm.c (initialize_cold_section_name): Update.
17398 (unlikely_text_section): Update.
17399 (unlikely_text_section_p): Update.
17400 (assemble_start_function): Update.
17401 (assemble_end_function): Update.
17402 (default_section_type_flags): Update.
17403 (switch_to_section): Update.
17404 * integrate.c (set_decl_abstract_flags): Update.
17405 (get_hard_reg_initial_val): Update.
17406 (has_hard_reg_initial_val): Update.
17407 (allocate_initial_values): Update.
17408 * resource.c (init_resource_info): Update.
17409 * config/alpha/alpha.c (NUM_ARGS): Update.
17410 (direct_return): Update.
17411 (alpha_va_start): Update.
17412 (alpha_sa_size): Update.
17413 (alpha_initial_elimination_offset): Update.
17414 (alpha_expand_prologue): Update.
17415 (alpha_start_function): Update.
17416 (alpha_expand_epilogue): Update.
17417 (unicosmk_initial_elimination_offset):
17418 * config/alpha/alpha.md (call expander): Update.
17419 * config/s390/s390.c (s390_register_info): Update.
17420 (s390_register_info): Update.
17421 (s390_frame_info): Update.
17422 (s390_initial_elimination_offset): Update.
17423 (s390_build_builtin_va_list): Update.
17424 (s390_va_start): Update.
17425 * config/spu/spu.c (direct_return): Update.
17426 (spu_expand_prologue): Update.
17427 (spu_initial_elimination_offset): Update.
17428 (spu_build_builtin_va_list): Update.
17429 (spu_va_start): Update.
17430 * config/sparc/sparc.c (sparc_init_modes): Update.
17431 (sparc_compute_frame_size): Update.
17432 (function_value): Update.
17433 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17434 * config/i386/i386.md (return expander): Update.
17435 * config/i386/i386.c (ix86_va_start): Update.
17436 (ix86_can_use_return_insn_p): Update.
17437 (ix86_compute_frame_layout): Update.
17438 (ix86_expand_epilogue): Update.
17439 * config/sh/sh.c (output_stack_adjust): Update.
17440 (calc_live_regs): Update.
17441 (sh_expand_prologue): Update.
17442 (sh_builtin_saveregs): Update.
17443 (sh_va_start): Update.
17444 (initial_elimination_offset): Update.
17445 (sh_allocate_initial_value): Update.
17446 (sh_function_ok_for_sibcall): Update.
17447 (sh_get_pr_initial_val): Update.
17448 * config/sh/sh.md (return expander): Update.
17449 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17450 * config/crx/crx.c (crx_compute_frame): UPdate.
17451 (crx_initial_elimination_offset): UPdate.
17452 * config/xtensa/xtensa.c (compute_frame_size): Update
17453 (xtensa_builtin_saveregs): Update.
17454 (xtensa_va_start): Update.
17455 (order_regs_for_local_alloc): Update.
17456 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17457 (xstormy16_expand_builtin_va_start): Update.
17458 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17459 * config/m68hc11/m68hc11.md (return expanders): Update.
17460 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17461 (expand_epilogue): Update.
17462 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17463 (cris_simple_epilogue): Update.
17464 (cris_expand_prologue): Update.
17465 (cris_expand_epilogue): Update.
17466 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17467 (compute_frame_size): Update.
17468 * config/mt/mt.c (mt_compute_frame_size): Update.
17469 * config/mn10300/mn10300.c (expand_prologue): Update.
17470 (expand_epilogue): Update.
17471 (initial_offset): Update.
17472 (mn10300_builtin_saveregs):
17473 * config/mn10300/mn10300.md (return expander): Update.
17474 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17475 (ia64_initial_elimination_offset): Update.
17476 (ia64_initial_elimination_offset): Update.
17477 (ia64_expand_prologue): Update.
17478 * config/m68k/m68k.md (return expander): Update.
17479 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17480 (rs6000_stack_info): Update.
17481 * config/mcore/mcore.c (layout_mcore_frame): Update.
17482 (mcore_expand_prolog): Update.
17483 * config/arc/arc.c (arc_compute_frame_size): Update.
17484 * config/score/score3.c (score3_compute_frame_size): Update.
17485 * config/score/score7.c (score7_compute_frame_size): Update.
17486 * config/arm/arm.c (use_return_insn): Update.
17487 (thumb_find_work_register): Update.
17488 (arm_compute_save_reg_mask): Update.
17489 (arm_output_function_prologue): Update.
17490 (arm_output_epilogue): Update.
17491 (arm_size_return_regs): Update.
17492 (arm_get_frame_offsets): Update.
17493 (arm_expand_prologue): Update.
17494 (thumb_exit): Update.
17495 (thumb_unexpanded_epilogue): Update.
17496 (thumb1_output_function_prologue): Update.
17497 * config/pa/pa.md (return expander): Update.
17498 * config/pa/pa.c (compute_frame_size): Update.
17499 (hppa_builtin_saveregs): Update.
17500 * config/mips/mips.c (mips_va_start): Update.
17501 (mips16_build_function_stub): Update.
17502 (mips_compute_frame_info): Update.
17503 (mips_restore_gp): Update.
17504 (mips_output_function_prologue): Update.
17505 (mips_expand_prologue): Update.
17506 * config/v850/v850.c (compute_frame_size): Update.
17507 (expand_prologue): * config/mmix/mmix.c (along): update.
17508 (mmix_initial_elimination_offset): update.
17509 (mmix_reorg): update.
17510 (mmix_use_simple_return): update.
17511 (mmix_expand_prologue): update.
17512 (mmix_expand_epilogue): Update.
17513 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17514 (emit_link_insn): Update.
17516 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17518 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17519 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17521 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17524 2008-04-07 Jan Hubicka <jh@suse.cz>
17526 * function.h (rtl): Rename to x_rtl.
17527 (crtl): New define.
17528 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17529 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17530 used_temp_slots avail_temp_slots, temp_slot_level,
17531 nonlocal_goto_handler_labels): Update accesstors.
17532 (rtl): New global variable.
17533 (struct function): Move some fileds to rtl_data.
17534 (get_arg_pointer_save_area): Update prototype.
17535 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17536 get_arg_pointer_save_area.
17537 * expr.c (init_expr): Update
17538 * function.c (get_frame_size): Update
17539 (assign_stack_local): Update
17540 (expand_function_end): Update.
17541 (get_art_pointer_save_area): Update
17543 * emit-rtl.c (rtl): Declare.
17544 (regno_reg_rtx): Declare.
17545 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17547 (gen_reg_rtx): Update.
17548 * varasm.c (n_deferred_constatns): Update accestor.
17549 (init_varasm_status): Do not allocate varasm_status.
17550 (force_const_mem, get_pool_size, output_constant_pool): Update.
17551 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17552 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17553 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17554 * sparc/sparc.h (INIT_EXPANDERS): Update.
17555 * ia64/ia64.h (INIT_EXPANDERS): Update.
17557 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17559 * reload.c (push_secondary_reload): Add missing break to for loop.
17561 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17563 PR middle-end/PR28690
17564 * rtlanal.c: Update copyright years.
17565 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17566 as REG_POINTER and MEM_POINTER operands.
17567 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17568 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17569 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17570 * gcse.c: Update copyright years.
17571 (pre_delete): Call gen_reg_rtx_and_attrs.
17572 (hoist_code): Likewise.
17573 (build_store_vectors): Likewise.
17574 (delete_store): Likewise.
17575 * loop-invariant.c (move_invariant_reg): Likewise.
17576 Update copyright years.
17578 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17580 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17581 control string instead of quoted.
17583 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17585 * doc/rtl.texi: Rewrite of subreg section.
17587 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17590 * config/i386/i386.c (legitimize_pic_address): Add treating
17591 of dllimport SYM_REF's.
17592 (legitimize_dllimport_symbol): Add prototype.
17594 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17596 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17597 reference in constructor with non self-referential type.
17599 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17601 Removal of Return with Depressed Stack Pointer support
17602 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17603 (ECF_SP_DEPRESSED): Likewise.
17604 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17605 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17606 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17607 (expand_call): Do not test ECF_SP_DEPRESSED.
17608 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17609 * function.c (keep_stack_depressed): Delete.
17610 (handle_epilogue_set): Likewise.
17611 (update_epilogue_consts): Likewise.
17612 (emit_equiv_load): Likewise.
17613 (thread_prologue_and_epilogue_insns): Remove support for Return with
17614 Depressed Stack Pointer.
17615 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17617 2008-04-06 Richard Guenther <rguenther@suse.de>
17619 PR tree-optimization/35400
17620 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
17621 information from SSA_NAMEs.
17623 2008-04-06 Anatoly Sokolov <aesok@post.ru>
17625 * config/avr/avr.h (avr_mega_p): Remove declaration.
17626 (AVR_MEGA): Remove macro.
17627 * config/avr/avr.c (avr_mega_p): Remove variable.
17628 (avr_override_options): Remove inicializion of avr_mega_p.
17629 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17630 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17631 (avr_jump_mode): (Ditto.).
17632 (avr_output_progmem_section_asm_op): (Ditto.).
17633 (avr_asm_init_sections): (Ditto.).
17634 (avr_asm_init_sections): (Ditto.).
17635 (avr_rtx_costs): (Ditto.).
17636 * config/avr/avr.md: (Ditto.).
17637 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
17640 2008-04-06 Richard Guenther <rguenther@suse.de>
17642 PR tree-optimization/35842
17643 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
17644 is_gimple_invariant_address.
17646 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17648 * gcc.c (default_compilers): Sync Fortran extensions list with
17649 that in fortran/lang-specs.h.
17650 * doc/invoke.texi: Likewise.
17651 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
17652 * dwarf2out.c (gen_compile_unit_die): Likewise.
17654 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
17656 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
17658 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
17661 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
17662 attribute is used for nested functions.
17664 2008-04-05 Jan Hubicka <jh@suse.cz>
17666 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
17668 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
17670 (dump_files): Update.
17671 (enable_rtl_dump_file): Do not accept letter argument.
17672 * tree-pass.h (dump_file_info): Remove letter argument.
17673 * toplev.c (decode_d_option): Update -da handling.
17674 * toplev.h (enable_rtl_dump_file): Update prototype.
17675 * passes.c (register_one_dump_file): Do not accept IPA argument; work
17676 it out based on pass type.
17677 (register_dump_files_1): Likewise.
17678 (init_optimization_passes): Update register_one_dump_file calls.
17679 (execute_one_pass): Sanity check that IPA passes are called at IPA
17680 level and RTL passes at RTL level.
17681 (execute_pass_list): IPA pass can not be after or subpass of
17683 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
17684 disallov RTL subpasses of IPA subpasses.
17686 2008-04-05 Ben Elliston <bje@au.ibm.com>
17688 * tree-cfg.c (need_fake_edge_p): Return false for calls to
17689 builtins that return exactly once and do not throw. Cache call to
17692 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
17694 PR rtl-optimization/34916
17695 PR middle-end/35519
17696 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
17697 between instruction pairs.
17699 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
17701 * doc/invoke.texi: Document -mbitops for SH.
17702 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
17703 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
17704 * config/sh/sh.c (print_operand): Add %t operand code.
17705 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
17706 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
17707 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
17708 (extendqihi2): Likewise.
17709 (movqi_i): Likewise.
17710 (insv): Use bset, bclr and bst instructions for SH2A if possible.
17711 (extv): Use bld instruction for SH2A if possible.
17713 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
17714 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
17715 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
17716 (bset.b, bclr.b): Define peepholes.
17717 * config/sh/sh.opt (mbitops): New option.
17719 2008-04-04 Janis Johnson <janis187@us.ibm.com>
17722 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
17723 and view convert expression.
17725 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17728 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17730 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
17732 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
17734 * config/i386/cpuid.h (bit_AES): New.
17735 (bit_PCLMUL): Likewise.
17737 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
17738 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
17739 SSE2 if AES or PCLMUL is enabled.
17740 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
17741 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17742 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
17743 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
17744 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
17745 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
17746 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17747 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
17748 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
17749 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
17750 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
17751 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
17752 __builtin_ia32_aeskeygenassist128 and
17753 __builtin_ia32_pclmulqdq128.
17754 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
17755 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
17756 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
17758 * config/i386/i386.h (TARGET_AES): New.
17759 (TARGET_PCLMUL): Likewise.
17760 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
17762 * config/i386/i386.md (UNSPEC_AESENC): New.
17763 (UNSPEC_AESENCLAST): Likewise.
17764 (UNSPEC_AESDEC): Likewise.
17765 (UNSPEC_AESDECLAST): Likewise.
17766 (UNSPEC_AESIMC): Likewise.
17767 (UNSPEC_AESKEYGENASSIST): Likewise.
17768 (UNSPEC_PCLMUL): Likewise.
17770 * config/i386/i386.opt (maes): New.
17771 (mpclmul): Likewise.
17773 * config/i386/sse.md (aesenc): New pattern.
17774 (aesenclast): Likewise.
17775 (aesdec): Likewise.
17776 (aesdeclast): Likewise.
17777 (aesimc): Likewise.
17778 (aeskeygenassist): Likewise.
17779 (pclmulqdq): Likewise.
17781 * config/i386/wmmintrin.h: New.
17783 * doc/extend.texi: Document AES and PCLMUL built-in function.
17785 * doc/invoke.texi: Document -maes and -mpclmul.
17787 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
17789 * function.c (free_after_parsing): Replace with
17790 cxx_push_function_context from C++ front-end.
17791 (allocate_struct_function): Don't call langhook.
17792 * langhooks.h (struct lang_hooks_for_functions): Delete.
17793 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
17795 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
17796 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
17797 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
17798 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
17799 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
17800 remove LANG_HOOKS_FUNCTION_INITIALIZER.
17801 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
17803 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
17804 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
17806 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17809 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
17812 2008-04-04 Richard Guenther <rguenther@suse.de>
17814 PR middle-end/35823
17815 * fold-const.c (optimize_minmax_comparison): Use the correct
17816 type for the constant in the simplified comparison.
17818 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
17820 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
17821 Pass L2 size as "--param l2-cache-size" to the compiler.
17822 (decode_l2_cache): New function to decode L2 cache parameters using
17823 0x8000006 extended cpuid function.
17824 (detect_caches_amd): Determine parameters of L2 cache using
17825 decode_l2_caches function.
17826 (decode_caches_intel): Decode L2 cache parameters.
17827 (detect_caches_intel): Determine L2 cache parameters using
17828 decode_caches_intel and decode_l2_caches functions.
17830 2008-04-03 Bob Wilson <bob.wilson@acm.org>
17832 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
17833 secondary input reload for subword loads from the constant pool.
17835 2008-04-03 Janis Johnson <janis187@us.ibm.com>
17838 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
17839 constants of the appropriate size for runtime calculations.
17842 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
17843 decimal-float literal constant zero.
17845 2008-04-03 Jakub Jelinek <jakub@redhat.com>
17848 * c-parser.c (c_parser_omp_atomic): Call
17849 default_function_array_conversion on the RHS.
17851 PR middle-end/35818
17852 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
17853 call is_variable_sized if decl has incomplete type.
17855 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
17857 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
17859 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17861 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17863 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17864 (sgt<u>): Merge sgt and sgtu into new expander.
17865 (sgt, sgtu): Remove expanders.
17866 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17867 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17868 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17869 *sgtu_<mode>_mips16 into new pattern.
17870 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17871 (sge<u>): Merge sge and sgeu into new expander.
17872 (sge, sgeu): Remove expanders.
17873 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17875 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17876 (slt<u>): Merge slt and sltu into new expander.
17877 (slt, sltu): Remove expanders.
17878 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17879 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17880 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17881 *sltu_<mode>_mips16 into new pattern.
17882 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17883 (sle<u>): Merge sle and sleu into new expander.
17884 (sle, sleu): Remove expanders.
17885 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17886 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17887 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17888 *sleu_<mode>_mips16 into new pattern.
17889 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17891 2008-04-03 Jan Hubicka <jh@suse.cz>
17893 PR tree-optimization/35795
17894 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17895 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17896 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17897 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17898 * score/score3.c (score3_output_mi_thunk): Likewise.
17899 * score/score7.c (score7_output_mi_thunk): Likewise.
17900 * mips/mips.c (mips_output_mi_thunk): Likewise.
17902 2008-04-03 Richard Guenther <rguenther@suse.de>
17904 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17905 conversions. Simplify code.
17907 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17909 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17911 2008-04-03 Tom Tromey <tromey@redhat.com>
17912 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17914 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17915 * config/bfin/t-bfin-linux (generated_files): Add
17916 linux-sysroot-suffix.h.
17917 * doc/install.texi (Prerequisites): Require make 3.80.
17918 * doc/sourcebuild.texi (Front End Directory): Document new
17920 * Makefile.in (generated_files): New variable.
17921 (ALL_HOST_OBJS): New variable.
17922 ($(ALL_HOST_OBJS)): New target.
17924 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17926 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17927 (remap_block): Call id->transform_lang_insert_block instead
17929 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17930 Set id.transform_lang_insert_block to NULL.
17931 (clone_body): Move to cp/optimize.c
17932 * tree-inline.h (struct copy_body_data): Change
17933 transform_lang_insert_block to function pointer.
17934 (copy_generic_body, copy_decl_no_change): Export.
17935 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17936 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17937 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17939 * c-tree.h (insert_block): Kill.
17940 * c-decl.c (insert_block): Kill.
17942 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17944 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17945 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17946 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17948 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17949 argument, call {push,pop}_function_context from here.
17950 * c-parser.c: Use c_{push,pop}_function_context.
17952 * function.c (push_function_context_to): Move meat ...
17953 (push_function_context): ... here. Simplify.
17954 * function.c (pop_function_context_from): Move meat ...
17955 (pop_function_context): ... here. Simplify.
17956 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17958 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17959 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17960 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17961 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17963 2008-04-03 Ben Elliston <bje@au.ibm.com>
17965 * expmed.c (extract_force_align_mem_bit_field): Remove.
17967 2008-04-03 Richard Guenther <rguenther@suse.de>
17969 PR middle-end/35800
17970 * expr.h (try_casesi): Adjust prototype.
17971 * expr.c (try_casesi): Take fallback label as extra parameter.
17972 Use that for gen_casesi if default_label is NULL.
17973 * stmt.c (expand_case): Pass fallback label to try_casesi,
17974 make sure to fill gaps with a fallback label if default_label
17977 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17980 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17982 2008-04-03 Ben Elliston <bje@au.ibm.com>
17984 * expmed.c (extract_split_bit_field): Remove if (0) code.
17985 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17986 (do_ds_constraint): Likewise.
17988 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17990 * doc/cppopts.texi (-dU): Document.
17991 * c-common.h (flag_dump_macros): Update comment.
17992 * c-opts.c (handle_OPT_d): Handle -dU.
17993 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17994 dump_queued_macros, cb_used_define, cb_used_undef): New.
17995 (init_pp_output): Handle -dU.
17996 (cb_line_change): Call dump_queued_macros.
17997 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17999 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18001 * config/avr/predicates.md (io_address_operand): New predicate.
18002 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18003 * config/avr/avr.c (avr_io_address_p): Remove function.
18004 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18005 'avr_io_address_p' function.
18006 (out_movhi_r_mr): (Ditto.).
18007 (out_movqi_mr_r): (Ditto.).
18008 (out_movhi_mr_r): (Ditto.).
18009 (avr_address_cost): (Ditto.).
18011 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18013 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18014 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18015 in 32bit mode when XMM registers are available to avoid store
18017 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18018 corresponding post-reload splitters.
18020 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18022 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18023 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18024 __builtin_ia32_roundss.
18025 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18026 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18027 __builtin_ia32_roundss.
18028 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18029 IX86_BUILTIN_SHUFPD here.
18031 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18033 * config/i386/i386.md (plogic): New.
18034 (plogicprefix): Likewise.
18036 * config/i386/mmx.md (mmx_<code><mode>3): New.
18037 (mmx_and<mode>3): Removed.
18038 (mmx_ior<mode>3): Likewise.
18039 (mmx_xor<mode>3): Likewise.
18041 * config/i386/sse.md (<code><mode>3): New.
18042 (*<code><mode>3): Likewise.
18043 (*<code><mode>3): Likewise.
18044 (<code><mode>3): Likewise.
18045 (*sse_<code><mode>3): Likewise.
18046 (*sse2_<code><mode>3): Likewise.
18047 (<code>tf3): Likewise.
18048 (*<code>tf3): Likewise.
18049 (and<mode>3): Likewise.
18050 (*and<mode>3): Likewise.
18051 (ior<mode>3): Removed.
18052 (*ior<mode>3): Likewise.
18053 (xor<mode>3): Likewise.
18054 (*xor<mode>3): Likewise.
18055 (*and<mode>3): Likewise.
18056 (*ior<mode>3): Likewise.
18057 (*xor<mode>3): Likewise.
18058 (and<mode>3): Likewise.
18059 (*sse_and<mode>3): Likewise.
18060 (*sse2_and<mode>3): Likewise.
18061 (andtf3): Likewise.
18062 (*andtf3): Likewise.
18063 (ior<mode>3): Likewise.
18064 (*sse_ior<mode>3): Likewise.
18065 (*sse2_ior<mode>3): Likewise.
18066 (iortf3): Likewise.
18067 (*iortf3): Likewise.
18068 (xor<mode>3): Likewise.
18069 (*sse_xor<mode>3): Likewise.
18070 (*sse2_xor<mode>3): Likewise.
18071 (xortf3): Likewise.
18072 (*xortf3): Likewise.
18074 2008-04-02 Richard Guenther <rguenther@suse.de>
18076 PR tree-optimization/14495
18077 PR tree-optimization/34793
18078 * tree-vrp.c (struct switch_update): New structure.
18079 (to_remove_edges, to_update_switch_stmts): New VECs.
18080 (simplify_switch_using_ranges): New function. Remove not taken
18081 case labels and edges.
18082 (simplify_stmt_using_ranges): Call it.
18083 (identify_jump_threads): Mark edges we have queued for removal
18084 so we don't thread them.
18085 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18087 * tree-cfg.c (group_case_labels): Deal with missing default label.
18088 (tree_verify_flow_info): Allow missing default label.
18089 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18090 (emit_case_nodes): Likewise.
18091 (expand_case): Do not rely on the default label to be present.
18092 * expr.c (try_casesi): Deal with NULL default_label.
18093 (do_tablejump): Likewise.
18095 2008-04-02 Richard Guenther <rguenther@suse.de>
18097 PR tree-optimization/14495
18098 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18099 SWITCH_EXPR here ...
18100 (vrp_visit_switch_stmt): ... but here (new function).
18101 (find_case_label_index): New helper function.
18102 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18104 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18106 * fwprop.c: Fix ISO-C99ism.
18108 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18111 * Makefile.in (objdir): Set it here.
18112 * configure.ac: Not here. Find dynamic linker characteristics.
18113 * exec-tool.in: Use them.
18114 * aclocal.m4: Regenerate.
18115 * configure: Regenerate.
18117 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18119 * expr.c (expand_var): Delete it.
18120 * expr.h (expand_var): Delete prototype.
18121 * function.c (expand_function_start): Use expand_decl instead.
18122 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18125 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18127 PR rtl-optimization/35542
18128 * fwprop.c (forward_propagate_and_simplify): Replace
18129 loc_reg_mentioned_in_p with reg_mentioned_p.
18131 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18133 PR rtl-optimization/35281
18134 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18135 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18136 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18137 (varying_mem_p): Move above propagate_rtx.
18138 (all_uses_available_at): Do not check MEMs.
18140 2008-04-02 Rafael Espíndola <espindola@google.com>
18142 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18143 (register_edge_assert_for_2): Split the cond argument.
18144 (register_edge_assert_for_1): Adjust for the change in
18145 register_edge_assert_for_2.
18146 (register_edge_assert_for): Split the cond argument.
18147 (find_switch_asserts): Adjust for the change in
18148 register_edge_assert_for.
18150 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18152 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18153 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18154 offsets for 64-bit mingw.
18155 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18156 abi for x86_64-pc-mingw.
18158 2008-04-02 Richard Guenther <rguenther@suse.de>
18160 * tree-vrp.c (extract_range_from_assert): Make sure to not
18161 produce range min/max with TREE_OVERFOW set.
18162 If merging a anti-range and a range keep the anti-range if
18163 the range covers all values of the type.
18164 (register_edge_assert_for_2): Only allow sign-changing
18165 conversions in detecting canonical range checks. Also
18166 register an assert for the unsigned name if useful.
18168 PR tree-optimization/35787
18169 * tree-vrp.c (vrp_val_max): New function.
18170 (vrp_val_min): Likewise.
18171 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18172 (vrp_val_is_min): Likewise.
18173 (supports_overflow_infinity): Use vrp_val_{min,max}.
18174 (negative_overflow_infinity): Likewise.
18175 (positive_overflow_infinity): Likewise.
18176 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18177 (is_positive_overflow_infinity): Likewise.
18178 (is_overflow_infinity): Likewise.
18179 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18180 vrp_val_is_{min,max}.
18181 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18182 to ranges if possible. Avoid empty ranges.
18184 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18186 PR middle-end/35705
18187 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18188 the expression is a function address.
18190 2008-04-01 George Helffrich <george@gcc.gnu.org>
18192 PR fortran/35154, fortran/23057
18193 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18194 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18195 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18196 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18198 (dbxout_syms): Check for COMMON-based symbol and wrap in
18199 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18200 in bracket for efficiency.
18202 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18203 using DW_TAG_common_block + member offset.
18204 (add_pubname_string): New function.
18205 (dw_expand_expr): New function to find block name and offset for
18207 (common_check): New function to check whether symbol in Fortran COMMON.
18208 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18210 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18213 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18215 2008-04-02 Ben Elliston <bje@au.ibm.com>
18217 * config/v850/v850.md (casesi): Remove if (0) code.
18218 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18219 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18221 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18223 * config/i386/i386.md (rex64suffix): New mode attribute.
18224 (floathi<mode>2): Disable expander for SSE math.
18225 (*floathi<mode>2_1): New insn insn_and_split pattern.
18226 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18227 corresponding post-reload splitters.
18228 (*floathi<mode>2_i387): New macroized insn pattern.
18229 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18230 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18231 insn_and_split pattern.
18232 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18233 New macroized instruction patterns and corresponding post-reload
18235 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18236 and corresponding post-reload splitters.
18237 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18238 New macroized instruction patterns.
18239 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18240 macroized instruction patterns and corresponding post-reload splitters.
18241 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18242 corresponding post-reload splitters.
18243 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18244 New macroized instruction patterns.
18245 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18246 corresponding post-reload splitters.
18247 (*floatsi<mode>2_i387): New macroized instruction patterns.
18249 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18251 * config/i386/i386.md (smaxmin): New.
18252 (umaxmin): Likewise.
18253 (maxminiprefix): Likewise.
18254 (maxminfprefix): Likewise.
18255 (<code><mode>3): Likewise.
18256 (smin<mode>3): Removed.
18257 (smax<mode>3): Likewise.
18259 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18260 (mmx_<code>v4hi3): Likewise.
18261 (mmx_<code>v8qi3): Likewise.
18262 (mmx_smaxv2sf3): Removed.
18263 (mmx_sminv2sf3): Likewise.
18264 (mmx_umaxv8qi3): Likewise.
18265 (mmx_smaxv4hi3): Likewise.
18266 (mmx_uminv8qi3): Likewise.
18267 (mmx_sminv4hi3): Likewise.
18269 * config/i386/sse.md (<addsub><mode>3): New.
18270 (*<addsub><mode>3): Likewise.
18271 (<sse>_vm<addsub><mode>3): Likewise.
18272 (<maxmin><mode>3): Likewise.
18273 (*<maxmin><mode>3_finite): Likewise.
18274 (*<maxmin><mode>3): Likewise.
18275 (<sse>_vm<maxmin><mode>3): Likewise.
18276 (sse3_h<addsub>v4sf3): Likewise.
18277 (sse3_h<addsub>v2df3): Likewise.
18278 (<maxmin>v16qi3): Likewise.
18279 (*<maxmin>v16qi3): Likewise.
18280 (<maxmin>v8hi3): Likewise.
18281 (*<maxmin>v8hi3): Likewise.
18282 (*sse4_1_<maxmin><mode>3): Likewise.
18283 (*sse4_1_<maxmin><mode>3): Likewise.
18284 (add<mode>3): Removed.
18285 (*add<mode>3): Likewise.
18286 (<sse>_vmadd<mode>3): Likewise.
18287 (sub<mode>3): Likewise.
18288 (*sub<mode>3): Likewise.
18289 (<sse>_vmsub<mode>3): Likewise.
18290 (smin<mode>3): Likewise.
18291 (*smin<mode>3_finite): Likewise.
18292 (*smin<mode>3): Likewise.
18293 (<sse>_vmsmin<mode>3): Likewise.
18294 (smax<mode>3): Likewise.
18295 (*smax<mode>3_finite): Likewise.
18296 (*smax<mode>3): Likewise.
18297 (<sse>_vmsmax<mode>3): Likewise.
18298 (sse3_haddv4sf3): Likewise.
18299 (sse3_haddv2df3): Likewise.
18300 (sse3_hsubv4sf3): Likewise.
18301 (sse3_hsubv2df3): Likewise.
18302 (umaxv16qi3): Likewise.
18303 (*umaxv16qi3): Likewise.
18304 (smaxv8hi3): Likewise.
18305 (*smaxv8hi3): Likewise.
18306 (*sse4_1_smax<mode>3): Likewise.
18307 (*sse4_1_umax<mode>3): Likewise.
18308 (uminv16qi3): Likewise.
18309 (*uminv16qi3): Likewise.
18310 (sminv8hi3): Likewise.
18311 (*sminv8hi3): Likewise.
18312 (*sse4_1_smin<mode>3): Likewise.
18313 (*sse4_1_umin<mode>3): Likewise.
18315 2008-04-01 Rafael Espíndola <espindola@google.com>
18317 * tree-cfg.c (verify_expr): remove in_phi.
18318 (verify_stmt): Don't call walk_tree with verify_expr. Use
18319 is_gimple_min_invariant instead of is_gimple_val.
18321 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18323 * doc/include/gpl_v3.texi: Update for manpage generation.
18324 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18326 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18327 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18328 gpl_v3.texi instead of gpl.texi.
18331 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18334 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18336 2008-04-01 Rafael Espíndola <espindola@google.com>
18338 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18339 (extract_code_and_val_from_cond): Use
18340 extract_code_and_val_from_cond_with_ops.
18342 2008-04-01 Jan Hubicka <jh@suse.cz>
18344 * function.c (free_after_compilation): Free epilogue_delay_list.
18345 (prepare_function_start): Assert that previous compilation was freed.
18347 2008-04-01 Jan Hubicka <jh@suse.cz>
18348 Jim Wilson <wilson@tuliptree.org>
18349 Andreas Tobler <andreast@gcc.gnu.org>
18351 PR middle-end/35781
18352 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18353 rtl.emit instead cfun->emit.
18354 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18355 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18357 2008-04-01 Ben Elliston <bje@au.ibm.com>
18359 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18361 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18363 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18365 (fprofile-use): Add var flag_profile_use
18366 * coverage.c (coverage_begin_output): Do not open a gcno file for
18367 output only if -ftest-coverage is set.
18368 Do not add getpwd() to gcda file path.
18369 (build_gcov_info): Check the new flag
18370 flag_profile_datafile_relative_path.
18371 (coverage_init): Use profile_data_prefix.
18372 Read profile counter only if flag_profile_use is set.
18373 * opts.c (common_handle_option): New option fprofile-use=,
18374 fprofile-dir=, fprofile-generate=.
18375 * toplev.c (profile_data_prefix): New variable definition.
18376 * toplev.h (profile_data_prefix): New declaration.
18377 * doc/invoke.tex (Option Summary, Optimization Options):
18380 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18382 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18383 use tmp consistently.
18386 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18387 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18388 UNSPEC_FR_RECIP_APPROX_RES.
18389 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18391 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18394 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18396 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18398 PR middle-end/30186
18399 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18400 element of the vector via a pointer.
18402 2008-03-31 Ian Lance Taylor <iant@google.com>
18404 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18406 2008-03-31 Jan Hubicka <jh@suse.cz>
18408 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18409 get_arg_pointer_save_area.
18410 * expr.c (init_expr): Just clear out rtl.expr.
18411 * function.c (free_after_compilation): Clear out whole RTL structure.
18412 (get_func_frame_size): Merge into ...
18413 (get_frame_size): ... this one.
18414 (assign_stack_local_1): Merge into ...
18415 (assign_stack_local): ... this one.
18416 (expand_function_end): Update call of get_arg_pointer_save_area.
18417 (get_art_pointer_save_area): Remove cfun argument.
18418 * function.h (emit_status): regno_pointer_align does not need length
18419 attribute. Move x_regno_reg_rtx to ...
18420 (regno_reg_rtx): ... new global array.
18421 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18422 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18423 apply_args_value, forced_labels, stack_pointer_delta):
18425 (struct varasm_status): Move here from varasm.c
18426 (struct rtl_data): New. Move here some fields from struct function.
18427 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18428 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18429 used_temp_slots avail_temp_slots, temp_slot_level,
18430 nonlocal_goto_handler_labels): Update accesstors.
18431 (rtl): New global variable.
18432 (struct function): Move some fileds to rtl_data.
18433 (get_arg_pointer_save_area): Update prototype.
18434 * emit-rtl.c (rtl): Declare.
18435 (regno_reg_rtx): Declare.
18436 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18438 (gen_reg_rtx): Update.
18439 (init_virtual_regs): Do not tate emit_status argument.
18440 (init_emit): Do not allocate emit.
18441 * varasm.c (varasm_statuc): Move to function.h.
18442 (n_deferred_constatns): Update accestor.
18443 (init_varasm_status): Do not allocate varasm_status.
18444 (force_const_mem, get_pool_size, output_constant_pool): Update.
18445 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18446 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18448 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18450 PR rtl-optimization/35729
18451 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18454 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18457 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18458 load/store if memory is unaligned.
18459 (*movti_rex64): Likewise.
18461 * config/i386/predicates.md (misaligned_operand): New.
18463 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18466 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18469 2008-03-31 Jan Beulich <jbeulich@novell.com>
18471 * config/ia64/constraints.md: Add 'j' constraint.
18472 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18473 (movdi_internal): Likewise.
18475 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18478 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18480 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18483 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18484 proper error message for the third argument on blendpd and
18487 * config/i386/sse.md (blendbits): New.
18488 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18490 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18492 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18494 2008-03-30 Richard Guenther <rguenther@suse.de>
18496 PR middle-end/31023
18497 * fold-const.c (fold_sign_changed_comparison): Do leave
18498 conversions to base-types alone.
18500 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18502 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18503 the link register if one altivec register is be saved.
18505 2008-03-30 Ben Elliston <bje@au.ibm.com>
18507 * final.c (final_scan_insn): Remove if (0) code.
18509 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18511 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18513 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18515 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18516 of V4SFmode to ix86_binary_operator_ok.
18518 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18520 * config/i386/i386.c (override_options): Initialize
18521 ix86_veclib_handler to ix86_veclibabi_svml when
18522 -mveclibabi=svml is used.
18523 (ix86_veclibabi_svml): New function for SVML ABI style
18524 vectorization support.
18525 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18527 2008-03-28 Rafael Espíndola <espindola@google.com>
18529 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18530 (tree_binary_nonnegative_warnv_p): Make it public.
18531 (tree_single_nonnegative_warnv_p): Make it public.
18532 (tree_invalid_nonnegative_warnv_p): Make it public.
18533 (tree_unary_nonzero_warnv_p): Make it public.
18534 (tree_binary_nonzero_warnv_p): Make it public
18535 (tree_single_nonzero_warnv_p): Make it public.
18536 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18537 (extract_range_from_binary_expr): Split the expr argument.
18538 (extract_range_from_unary_expr): Split the expr argument.
18539 (extract_range_from_comparison): Split the expr argument.
18540 (extract_range_from_expr): Use the new aux functions.
18541 (vrp_evaluate_conditional_warnv): Use
18542 vrp_evaluate_conditional_warnv_with_ops.
18543 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18544 (tree_binary_nonzero_warnv_p): Declare.
18545 (tree_single_nonzero_warnv_p): Declare.
18546 (tree_expr_nonzero_warnv_p): Declare.
18547 (tree_unary_nonnegative_warnv_p): Declare.
18548 (tree_binary_nonnegative_warnv_p): Declare.
18549 (tree_single_nonnegative_warnv_p): Declare.
18550 (tree_invalid_nonnegative_warnv_p): Declare.
18552 2008-03-28 Richard Guenther <rguenther@suse.de>
18554 PR tree-optimization/30317
18555 PR tree-optimization/30911
18556 PR tree-optimization/34793
18557 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18558 (struct assert_locus_d): New member EXPR.
18559 (register_new_assert_for): Add EXPR parameter to support
18560 ASSERT_EXPR <name, expr OP limit>.
18561 (register_edge_assert_for_1): Adjust callers.
18562 (find_assert_locations): Likewise.
18563 (process_assert_insertions_for): Build condition from expression.
18564 (extract_range_from_assert): Handle ASSERT_EXPRs
18565 of the form ASSERT_EXPR <name, expr OP limit>.
18566 (register_edge_assert_for_2): New helper registering
18567 asserts for comparisons. Recognize range tests of the form
18568 (unsigned)i - CST1 OP CST2.
18569 (register_edge_assert_for_1): Use it.
18570 (register_edge_assert_for): Likewise.
18571 (needs_overflow_infinity): Integer sub-types
18572 do not need overflow infinities.
18573 (vrp_val_is_max): The extreme values of integer sub-types
18574 are those of the base type.
18575 (vrp_val_is_min): Likewise.
18576 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18579 2008-03-28 Nick Clifton <nickc@redhat.com>
18582 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18583 Return GENERAL_REGS for stack adjustment reloads.
18585 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18588 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18589 const_vector when all the vectors are constant.
18591 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18593 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18595 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18596 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18598 (s<code>_sf): Use new scc_sf attribute for opcode names.
18600 2008-03-27 Tom Tromey <tromey@redhat.com>
18602 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18603 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18604 config/spu/t-spu-elf, config/i386/t-interix,
18605 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18606 config/i386/x-darwin, config/i386/x-mingw32,
18607 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18608 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18609 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18610 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18611 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
18612 config/rs6000/x-darwin, config/rs6000/t-rs6000,
18613 config/score/t-score-elf, config/arm/t-strongarm-pe,
18614 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
18615 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
18616 Revert automatic dependency patch.
18618 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
18621 * config/i386/i386.c (ix86_function_arg_boundary): Align
18622 decimal floating point to its natural boundary.
18624 2008-03-27 Richard Guenther <rguenther@suse.de>
18626 PR middle-end/35716
18627 * fold-const.c (fold_comparison): Restrict distinct decl
18628 comparison folding to VAR_DECLs and PARM_DECLs. Do not
18629 solely rely on operand_equal_p.
18631 2008-03-27 Richard Guenther <rguenther@suse.de>
18634 * c-common.c (handle_weak_attribute): Reject combination of
18637 2008-03-27 Richard Guenther <rguenther@suse.de>
18639 PR tree-optimization/32810
18640 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
18641 conversions from DECL_INITIAL.
18642 (fold_const_aggregate_ref): Likewise from constructor elements.
18644 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
18646 * tree-affine.h (aff_combination_expand): Declare.
18647 (get_inner_reference_aff): Likewise.
18648 * tree-affine.c (aff_combination_expand): Split out from
18649 tree_to_aff_combination_expand.
18650 (get_inner_reference_aff): New function.
18651 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
18652 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
18653 (struct lim_aux_data): sm_done field removed.
18654 (mem_ref_loc_p, mem_ref_locs_p): New types.
18655 (struct mem_ref): Added id, stored, accesses_in_loop,
18656 indep_loop, dep_loop, indep_ref, dep_ref fields.
18657 Removed is_stored, locs and next fields.
18658 (memory_accesses): New variable.
18659 (movement_possibility): Do not allow moving statements
18660 that store to memory.
18661 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
18663 (determine_max_movement): For statements with memory references,
18664 find the outermost loop in that the reference is independent.
18665 (move_computations_stmt): Mark the virtual operands for renaming.
18666 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
18667 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
18668 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
18669 add_vop_ref_mapping, create_vop_ref_mapping_loop,
18670 create_vop_ref_mapping, analyze_memory_references,
18671 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
18672 get_all_locs_in_loop, ref_always_accessed_p,
18673 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
18674 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
18675 store_motion_loop, store_motion): New functions.
18676 (struct vop_to_refs_elt): New type.
18677 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
18678 memref_hash, memref_eq, hoist_memory_references): Rewritten.
18679 (schedule_sm): Replaced by...
18680 (execute_sm): ... this.
18681 (determine_lsm_ref, hoist_memory_references,
18682 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
18683 find_more_ref_vops, free_mem_ref, free_mem_refs,
18684 determine_lsm_loop, determine_lsm): Removed.
18685 (tree_ssa_lim_finalize): Free data structures used by store motion.
18686 (tree_ssa_lim): Call analyze_memory_references. Use
18687 store_motion instead of determine_lsm.
18689 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18691 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
18692 rename tmake_file to m68hc11/t-m68hc11.
18693 (mcore): Set inhibit_libc to true.
18694 * config.host (alpha*-dec-*vms*): Set extra_programs.
18695 (interix3*): Don't use host_xmake_file.
18696 * configure.ac: Let config.gcc override inhibit_libc.
18697 * configure: Regenerate.
18699 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
18700 * config/t-openbsd-thread: Remove commented out lines.
18702 * config/x-interix: Remove.
18704 * config/m68hc11/t-m68hc11-gas: Rename to...
18705 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
18707 * config/mcore/t-mcore: Remove T_CFLAGS.
18708 * config/mcore/t-mcore-pe: Likewise.
18710 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18712 * configure.ac: Replace custom __GNU_SOURCE test with
18713 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
18714 * aclocal.m4: Regenerate.
18715 * configure: Regenerate.
18716 * config.in: Regenerate.
18718 2008-03-27 Richard Guenther <rguenther@suse.de>
18720 * fold-const.c (target.h): Include.
18721 (fold_comparison): Fold comparison of addresses of decls
18722 that bind locally or of constants. Consolidate address folding code.
18723 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
18724 results from fold_binary_to_constant.
18725 (compare_values_warnv): Likewise.
18727 2008-03-27 Andrew Pinski <pinskia@gmail.com>
18729 PR middle-end/35429
18730 * fold-const.c (fold_truthop): Check for integeral types when folding
18731 a == 0 && b == 0 and a != 0 || b != 0 .
18733 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
18735 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
18737 2008-03-26 Andreas Schwab <schwab@suse.de>
18739 * doc/invoke.texi: Fix use of @item vs. @itemx.
18741 2008-03-26 Tom Tromey <tromey@redhat.com>
18743 * Makefile.in (build/gensupport.o, build/print-rtl.o,
18744 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
18745 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
18746 build/gencodes.o, build/genconditions.o, build/genconfig.o,
18747 build/genconstants.o, build/genemit.o, build/genextract.o,
18748 build/genflags.o, build/genmddeps.o, build/genopinit.o,
18749 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
18752 2008-03-26 Richard Guenther <rguenther@suse.de>
18755 2008-03-26 Richard Guenther <rguenther@suse.de>
18757 * fold-const.c (target.h): Include.
18758 (fold_comparison): Fold comparison of addresses of two decls
18759 that bind locally. Consolidate address folding code.
18761 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18763 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
18764 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
18765 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
18766 dconstsqrt2, dconstthird, dconste and/or dconst10.
18767 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
18768 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
18769 dconstsqrt2, dconste): Delete.
18770 (init_emit_once): Likewise. Simplify initializing dconstm1.
18772 * real.c (get_real_const): New.
18773 * real.h (dconst3, dconst10, dconstm2, dconstthird,
18774 dconstsqrt2, dconste): Delete.
18775 (real_value_const, get_real_const): New.
18777 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
18779 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
18781 * config/i386/i386.c (ix86_function_arg_boundary): Check
18782 BIGGEST_ALIGNMENT instead of 128.
18783 (setup_incoming_varargs_64): Likewise.
18785 2008-03-26 Tom Tromey <tromey@redhat.com>
18787 * Makefile.in (DEPFILES): Add missing '/'.
18789 2008-03-26 Richard Guenther <rguenther@suse.de>
18791 * fold-const.c (target.h): Include.
18792 (fold_comparison): Fold comparison of addresses of two decls
18793 that bind locally. Consolidate address folding code.
18795 2008-03-26 Nick Clifton <nickc@redhat.com>
18798 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
18799 not allow INT+INT as a legitimate addressing mode.
18801 2008-03-26 Richard Guenther <rguenther@suse.de>
18803 * tree-flow.h (widen_bitfield): Remove declaration.
18804 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
18805 (widen_bitfield): Remove function.
18806 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
18809 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18812 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
18815 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
18817 PR rtl-optimization/35232
18818 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
18819 (forget_old_reloads_1, forget_marked_reloads): Don't clear
18820 reg_reloaded_call_part_clobbered here.
18821 (reload_regs_reach_end_p): New function.
18822 (reload_reg_rtx_for_input): New variable.
18823 (reload_reg_rtx_for_output): Likewise.
18824 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
18825 when reassigning a pseudo register. Load reloadreg from
18826 reload_reg_rtx_for_input, moving the mode and register
18828 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
18829 instead of the original when deciding whether an input reload
18830 would be a no-op or whether an output reload can be deleted.
18831 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
18832 when setting up new_spill_reg_store. Load it from
18833 reload_reg_rtx_for_output, moving the mode and register
18835 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
18836 instead of the original when deciding whether an output reload
18837 would be a no-op. Do the same when modifying insn notes.
18838 Use rtx_equal_p instead of == to compare the registers.
18839 (inherit_piecemeal_p): Take a mode and two register numbers
18841 (emit_reload_insns): Clear new_spill_reg_store for every hard
18842 register in the reload register. Remove spill registers
18843 from reg_reloaded_valid before considering whether to record
18844 inheritance information for them. Use reload_reg_rtx_for_output
18845 instead of reg_rtx when recording output reloads. Use
18846 reload_reg_rtx_for_input instead of reg_rtx when recording
18847 input reloads. Set or clear reg_reloaded_call_part_clobbered
18848 at the same time as setting reg_reloaded_valid.
18849 (delete_output_reload): Add a new_reload_reg parameter and use it
18850 instead of rld[j].reg_rtx.
18851 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
18854 2008-03-25 Tom Tromey <tromey@redhat.com>
18856 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
18857 (build/genattr.o): Likewise.
18858 (build/genattrtab.o): Likewise.
18859 (build/gencodes.o): Likewise.
18860 (build/genconfig.o): Likewise.
18861 (build/genconstants.o): Likewise.
18862 (build/genemit.o): Likewise.
18863 (build/genextract.o): Likewise.
18864 (build/genflags.o): Likewise.
18866 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18868 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18869 instead of size_int for integer types.
18870 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18871 to match type of MINUS_EXPR.
18873 2008-03-25 Tom Tromey <tromey@redhat.com>
18875 * configure: Rebuilt.
18876 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18879 2008-03-25 Tom Tromey <tromey@redhat.com>
18881 * config/x-solaris (host-solaris.o): Update.
18882 * config/x-linux (host-linux.o): Update.
18883 * config/x-hpux (host-hpux.o): Update.
18884 * config/x-darwin (host-darwin.o): Update.
18885 * config/v850/t-v850e (v850-c.o): Update.
18886 * config/v850/t-v850 (v850-c.o): Update.
18887 * config/t-vxworks (vxworks.o): Update.
18888 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18889 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18890 * config/spu/t-spu-elf (spu-c.o): Update.
18892 * config/sh/t-symbian (sh-c.o): Update.
18893 (symbian.o): Update.
18894 * config/sh/t-sh (sh-c.o): Update.
18895 * config/score/t-score-elf (score7.o, score3.o): Update.
18896 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18897 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18898 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18899 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18900 (rs6000.o): Remove.
18901 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18902 * config/m32c/t-m32c (m32c-pragma.o): Update.
18903 * config/ia64/t-ia64 (ia64-c.o): Update.
18904 * config/i386/x-mingw32 (host-mingw32.o): Update.
18905 * config/i386/x-i386 (driver-i386.o): Update.
18906 * config/i386/x-darwin (host-i386-darwin.o): Update.
18907 * config/i386/x-cygwin (host-cygwin.o): Update.
18908 * config/i386/t-nwld (nwld.o): Update.
18909 * config/i386/t-netware (netware.o): Update.
18910 * config/i386/t-interix (winnt.o): Update.
18911 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18912 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18913 msformat-c.o): Update.
18914 * config/bfin/t-bfin-linux (generated_files): Add
18915 linux-sysroot-suffix.h.
18916 * config/arm/t-wince-pe (pe.o): Update.
18917 * config/arm/t-strongarm-pe (pe.o): Update.
18918 * config/arm/t-pe (pe.o): Update.
18919 * config/arm/t-arm (arm-c.o): Update.
18920 * doc/install.texi (Prerequisites): Require make 3.80.
18921 * Makefile.in: Remove .o targets.
18922 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18923 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18924 (simple_generated_h, simple_generated_c): Move earlier.
18925 (generated_files): New variable.
18926 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18927 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18928 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18929 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18930 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18931 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18932 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18933 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18934 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18935 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18936 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18937 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18939 (COMPILE.base, COMPILE): New variables.
18940 (%.o): New pattern rule.
18941 (ALL_HOST_OBJS): New variable.
18942 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18943 (dummy-checksum.o, cc1-checksum.o): Remove.
18944 (DRIVER_SHLIB): New variable.
18945 (DRIVER_DEFINES): Use it.
18946 (gencondmd.c): Move out of build/.
18947 (s-conditions): Update.
18948 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18949 (ALL_BUILD_OBJS): Likewise.
18950 (build/%.o): Use BUILDCOMPILE.
18951 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18952 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18953 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18954 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18955 build/genconfig.o, build/genconstants.o, build/genemit.o,
18956 build/genextract.o, build/genflags.o, build/genmddeps.o,
18957 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18958 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18959 build/gen-protos.o, build/scan.o, build/fix-header.o,
18960 build/scan-decls.o): Simplify.
18961 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18962 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18963 prefix.o, toplev.o): Reduce to variable setting.
18964 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18965 ($(out_object_file), gcc-options.o): New targets.
18966 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18967 * configure: Rebuilt.
18968 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18969 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18971 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18973 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18974 complain when we hit an error, return ERROR_MARK_NODE.
18976 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18978 * config/sh/constraints.md (Pso, Psz): New constraints.
18979 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18980 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18982 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18984 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18985 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18987 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18989 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18990 (prefetch_sh2a): New.
18992 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18993 Naveen.H.S <naveen.hs@kpitcummins.com>
18995 * config/sh/constraints.md (I28): New constraint.
18996 * config/sh/sh.c (broken_move): Add support for movi20s.
18997 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18999 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19000 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19001 Naveen.H.S <naveen.hs@kpitcummins.com>
19003 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19004 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19005 (print_operand): Handle resbank in %@ operand code.
19006 (sh_encode_section_info): New.
19007 (push_regs): Add conditions for resbank.
19008 (sh_expand_epilogue): Likewise.
19009 (sh_insert_attributes): Likewise.
19010 (sh_attribute_table): Likewise.
19011 (sh_handle_resbank_handler_attribute): New.
19012 (sh2a_handle_function_vector_handler_attribute): New.
19013 (sh2a_is_function_vector_call): New.
19014 (sh2a_get_function_vector_number): New.
19015 (sh2a_function_vector_p): New.
19016 (sh_cfun_resbank_handler_p): New.
19017 * config/sh/sh.md (calli): Emit jsr/n if possible.
19018 (calli_tbr_rel): New.
19019 (calli_pcrel): Emit jsr/n if possible.
19020 (return_i): Emit rts/n if possible.
19021 (call_valuei_tbr_rel): New.
19022 (call_valuei_pcrel): Add condition for SH2A target.
19023 (call_value): Likewise.
19024 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19025 (sh2a_get_function_vector_number): Likewise.
19026 (sh2a_is_function_vector_call): Likewise.
19027 * doc/extend.texi: Document TBR relative addressing of SH2A.
19028 (resbank): Add description for SH2A.
19030 2008-03-24 Richard Guenther <rguenther@suse.de>
19033 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19034 pointer assignments change conversions according to middle-end rules.
19035 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19036 * configure.ac: Include type checking in yes.
19037 * configure: Regenerate.
19039 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19041 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19042 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19044 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19046 * gthr-vxworks.h (UNUSED): Define.
19048 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19050 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19052 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19054 * doc/extend.texi (Function Attributes): Add missing comma in the
19055 example of the "alloc_size" attribute.
19057 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19060 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19062 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19065 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19068 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19069 of the underlying type of a MS bitfield layout to the natural
19070 alignment of the type.
19072 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19074 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19075 to their natural alignment to avoid store forwarding stalls.
19077 2008-03-22 Richard Guenther <rguenther@suse.de>
19079 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19080 For PHI nodes verify the address is invariant.
19081 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19082 (get_symbol_constant_value): Use is_gimple_min_invariant.
19083 (maybe_fold_stmt_indirect): Likewise.
19085 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19087 PR rtl-optimization/33927
19088 * Makefile.in (dse.o): Depend on $(TM_P_H).
19089 * expr.h (extract_low_bits): Declare.
19090 * expmed.c (extract_low_bits): New function.
19091 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19092 * dse.c: Include tm_p.h.
19093 (find_shift_sequence): Remove the read_reg argument and return the
19094 read value. Emit the instructions instead of returning them.
19095 Iterate on new_mode rather than calculating it each time.
19096 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19097 source to NEW_MODE and extract_low_bits to convert the shifted
19098 value to READ_MODE.
19099 (replace_read): Allow the load and store to have different mode
19100 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19101 or extraction instructions before trying the replacement. Update
19102 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19104 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19106 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19107 to their natural alignment to avoid store forwarding stalls.
19109 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19112 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19113 encouraging but not allowing gprs for input;
19114 change the input constraint to !f#r.
19115 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19117 change the output constraint to !f#r.
19119 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19122 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19123 corresponding post-reload splitters.
19124 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19125 when x87 FP math is selected.
19126 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19127 New function prototype.
19128 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19129 unreachable function to ease macroization of insn patterns.
19131 2008-03-21 Martin Jambor <mjambor@suse.cz>
19133 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19134 reference dumps if ddr is NULL or dependence is unknown.
19136 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19138 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19139 unsigned extension into account.
19140 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19141 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19142 Do computations on a scratch register.
19144 2008-03-21 Richard Guenther <rguenther@suse.de>
19146 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19147 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19148 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19149 * tree-ssa-dom.c (record_equality): Likewise.
19150 * tree-inline.c (copy_body_r): Likewise.
19151 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19154 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19156 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19157 as 'delete_unused' argument.
19159 2008-03-20 Richard Guenther <rguenther@suse.de>
19161 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19162 special casing of constant qualifiers.
19163 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19164 care about them in general.
19165 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19166 regardless of their type.
19167 (fold_stmt_r): Forcefully fold *& if we end up with that.
19169 2008-03-20 Paul Brook <paul@codesourcery.com>
19171 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19172 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19174 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19176 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19177 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19179 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19181 * common.opt (Wmudflap): New option.
19182 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19183 (mx_register_decls): Likewise.
19184 (mudflap_finish_file): Likewise.
19185 * doc/invoke.texi: Document -Wno-mudflap.
19187 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19189 * c-format.c (replace_format_name_to_system_name): New.
19190 (cmp_attribs): New.
19191 (convert_format_name_to_system_name): New.
19192 (decode_format_attr): Add use of convert_format_name_to_system_name.
19193 (format_types_orig): Add gnu_ prefix to names.
19194 (check_format_info_main): Special treating of \0 escaped names for
19195 supporting multi-character format specifiers as I32, I64.
19196 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19197 (gnu_target_overrides_format_attributes): New.
19198 * c-format.h: Add structure target_ovr_attr to hold
19199 system specific formatter names.
19200 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19201 msformat-c.o file to c_target_objs and cxx_target_objs.
19202 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19203 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19204 (TARGET_N_FORMAT_TYPES): New.
19205 * config/i386/msformat-c.c: New.
19206 * config/i386/t-cygming: Add build rule for msformat-c.o.
19207 * doc/extend.texi: Add new format names gnu_* and ms_* and
19209 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19211 2008-03-20 Ira Rosen <irar@il.ibm.com>
19213 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19214 optimizations turned on under -O3.
19215 (ftree-vectorize): Add that the flag is turned on with -O3.
19217 2008-03-20 Ben Elliston <bje@au.ibm.com>
19219 * regmove.c (try_auto_increment): Fix spelling error in comment.
19220 * final.c (final_scan_insn): Likewise.
19222 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19225 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19226 allocator preferences for "y" and "r" class registers.
19227 ("*mov<mode>_internal"): Ditto.
19228 ("*movv2sf_internal_rex64"): Ditto.
19229 ("*movv2sf_internal"): Ditto.
19231 2008-03-19 Michael Matz <matz@suse.de>
19233 PR middle-end/35616
19234 * calls.c (expand_call): Check overlap of arguments with call
19235 address for sibcalls.
19237 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19240 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19241 of the underlying type of a MS bitfield layout to the natural
19242 alignment of the type.
19244 2008-03-19 Jan Hubicka <jh@suse.cz>
19247 * toplev.c (decode_d_option): Handle all CPP flags.
19248 * tree-vrp.c: Update tree_pass descriptors.
19249 * regrename.c: Update tree_pass descriptors.
19250 * fwprop.c: Update tree_pass descriptors.
19251 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19252 * tree-into-ssa.c: Update tree_pass descriptors.
19253 * tree-dump.c: Update tree_pass descriptors.
19254 * tree-complex.c: Update tree_pass descriptors.
19255 * tree-dump.h: Update tree_pass descriptors.
19256 * see.c: Update tree_pass descriptors.
19257 * cgraphbuild.c: Update tree_pass descriptors.
19258 * tracer.c: Update tree_pass descriptors.
19259 * tree-loop-distribution.c: Update tree_pass descriptors.
19260 * cgraph.c: Update tree_pass descriptors.
19261 * postreload-gcse.c: Update tree_pass descriptors.
19262 * postreload.c: Update tree_pass descriptors.
19263 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19264 * tree-tailcall.c: Update tree_pass descriptors.
19265 * tree-pass.h (tree_opt_pass): Rename to ...
19266 (opt_pass) ... this one; add "type" field and remove letter field.
19267 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19268 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19269 all_lowering_passes): Update declaration.
19270 * ipa-cp.c: Update tree_pass descriptors.
19271 * final.c: Update tree_pass descriptors.
19272 * omp-low.c: Update tree_pass descriptors.
19273 * tree-ssa-dse.c: Update tree_pass descriptors.
19274 * ipa-reference.c: Update tree_pass descriptors.
19275 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19276 * auto-inc-dec.c: Update tree_pass descriptors.
19277 * reorg.c: Update tree_pass descriptors.
19278 * cgraphunit.c: Update tree_pass descriptors.
19279 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19280 * tree-ssa-ccp.c: Update tree_pass descriptors.
19281 * df-core.c: Update tree_pass descriptors.
19282 * mode-switching.c: Update tree_pass descriptors.
19283 * tree-nomudflap.c: Update tree_pass descriptors.
19284 * modulo-sched.c: Update tree_pass descriptors.
19285 * ipa-pure-const.c: Update tree_pass descriptors.
19286 * cse.c: Update tree_pass descriptors.
19287 * web.c: Update tree_pass descriptors.
19288 * tree-stdarg.c: Update tree_pass descriptors.
19289 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19290 * tree-ssa-dom.c: Update tree_pass descriptors.
19291 * tree-nrv.c: Update tree_pass descriptors.
19292 * tree-ssa-alias.c: Update tree_pass descriptors.
19293 * loop-init.c: Update tree_pass descriptors.
19294 * gimple-low.c: Update tree_pass descriptors.
19295 * ipa-inline.c: Update tree_pass descriptors.
19296 * tree-ssa-sink.c: Update tree_pass descriptors.
19297 * global.c: Update tree_pass descriptors.
19298 * ifcvt.c: Update tree_pass descriptors.
19299 * jump.c: Update tree_pass descriptors.
19300 * predict.c: Update tree_pass descriptors.
19301 * tree-ssa-loop.c: Update tree_pass descriptors.
19302 * recog.c: Update tree_pass descriptors.
19303 * dse.c: Update tree_pass descriptors.
19304 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19305 * tree-eh.c: Update tree_pass descriptors.
19306 * regmove.c: Update tree_pass descriptors.
19308 * function.c: Update tree_pass descriptors.
19309 * tree-vectorizer.c: Update tree_pass descriptors.
19310 * gcse.c: Update tree_pass descriptors.
19311 * ipa-type-escape.c: Update tree_pass descriptors.
19312 * tree-if-conv.c: Update tree_pass descriptors.
19313 * init-regs.c: Update tree_pass descriptors.
19314 * ipa.c: Update tree_pass descriptors.
19315 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19316 * rtl-factoring.c: Update tree_pass descriptors.
19317 * lower-subreg.c: Update tree_pass descriptors.
19318 * bt-load.c: Update tree_pass descriptors.
19319 * tree-dfa.c: Update tree_pass descriptors.
19320 * except.c: Update tree_pass descriptors.
19321 * emit-rtl.c: Update tree_pass descriptors.
19322 * cfgexpand.c: Update tree_pass descriptors.
19323 * tree-cfgcleanup.c: Update tree_pass descriptors.
19324 * cfgcleanup.c: Update tree_pass descriptors.
19325 * tree-ssa-pre.c: Update tree_pass descriptors.
19326 * tree-sra.c: Update tree_pass descriptors.
19327 * tree-mudflap.c: Update tree_pass descriptors.
19328 * tree-ssa-copy.c: Update tree_pass descriptors.
19329 * cfglayout.c: Update tree_pass descriptors.
19330 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19331 * tree-ssa-dce.c: Update tree_pass descriptors.
19332 * tree-ssa.c: Update tree_pass descriptors.
19333 * regclass.c: Update tree_pass descriptors.
19334 * integrate.c: Update tree_pass descriptors.
19335 * tree-optimize.c: Update tree_pass descriptors.
19336 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19337 * tree-object-size.c: Update tree_pass descriptors.
19338 * combine.c: Update tree_pass descriptors.
19339 * tree-outof-ssa.c: Update tree_pass descriptors.
19340 * bb-reorder.c: Update tree_pass descriptors.
19341 * stack-ptr-mod.c: Update tree_pass descriptors.
19342 * var-tracking.c: Update tree_pass descriptors.
19343 * tree-profile.c: Update tree_pass descriptors.
19344 * tree-vect-generic.c: Update tree_pass descriptors.
19345 * reg-stack.c: Update tree_pass descriptors.
19346 * sched-rgn.c: Update tree_pass descriptors.
19347 * tree-ssa-structalias.c: Update tree_pass descriptors.
19348 * tree-cfg.c: Update tree_pass descriptors.
19349 * passes.c (current_pass): Update declaration.
19350 (finish_optimization_passes): Update.
19351 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19352 (register_one_dump_file, register_dump_files_1, next_pass_1):
19354 (init_optimization_passes): Update handling of new types.
19355 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19356 * ipa-struct-reorg.c: Update tree_pass descriptors.
19357 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19358 * combine-stack-adj.c: Update tree_pass descriptors.
19359 * cfgrtl.c: Update tree_pass descriptors.
19360 * dce.c: Update tree_pass descriptors.
19361 * tree-ssanames.c: Update tree_pass descriptors.
19363 2008-03-19 Richard Guenther <rguenther@suse.de>
19365 PR middle-end/35609
19366 * tree-ssa.c (walk_data): New structure.
19367 (warn_uninitialized_var): If not always_executed warn with "maybe"
19369 (execute_early_warn_uninitialized): Compute post-dominators.
19370 Initialize always_executed before processing each basic block.
19372 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19375 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19376 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19378 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19380 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19382 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19384 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19386 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19387 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19388 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19389 target after ignore has been set, and move there also the commputation
19390 of subtarget and original_target.
19391 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19392 (LANG_HOOKS_INITIALIZER): Remove it.
19393 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19395 2008-03-18 Richard Guenther <rguenther@suse.de>
19397 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19398 found an expression with constants, note that in the VN for the lhs.
19399 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19400 fold them to constants if possible. Run cleanup_cfg if done so.
19401 (execute_pre): Return todo.
19402 (do_pre): Likewise.
19403 (execute_fre): Likewise.
19404 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19406 (get_prop_source_stmt): Look through pointer conversions.
19408 2008-03-18 Jan Hubicka <jh@suse.cz>
19410 * tree-pretty-print.c: Include predict.h.
19411 (dump_generic_node): Dump predictor.
19412 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
19413 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
19414 * gimple-low.c (lower_stmt): Likewise.
19415 * expr.c (expand_expr_real): Likewise.
19416 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
19418 (build_predict_expr, build_predict_expr): New.
19419 * predict.h (predictor_name, build_predict_expr): Update.
19420 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19421 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19422 * predict.def (PRED_CONTINUE): Update hitrate.
19423 * tree.def (PREDICT_EXPR): Define.
19424 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19425 do not handle BIND_EXPR.
19426 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19427 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19428 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19431 2008-03-18 Michael Matz <matz@suse.de>
19433 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19435 2008-03-18 Richard Guenther <rguenther@suse.de>
19437 * tree-gimple.h (is_gimple_invariant_address): Declare.
19438 (is_gimple_constant): Likewise.
19439 * tree-gimple.c (is_gimple_constant): New function.
19440 (is_gimple_invariant_address): Likewise.
19441 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19442 and is_gimple_invariant_address.
19443 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19445 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19446 an addressable base.
19448 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19450 PR middle-end/35611
19451 * gimplify.c (gimplify_expr): Gimplify second operand of
19454 2008-03-17 Richard Guenther <rguenther@suse.de>
19456 PR tree-optimization/19637
19457 * fold-const.c (fold_unary): Remove restrictions of removing
19458 intermediate pointer-conversions (P2)(P1)P0.
19459 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19460 conversion to void pointer.
19461 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19463 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19466 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19467 emulated thread local variables.
19469 2008-03-16 Richard Guenther <rguenther@suse.de>
19471 PR middle-end/35607
19472 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19473 expand TREE_INVARIANT operations that are not gimple invariant.
19475 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19477 * doc/extend.texi (Alignment): Say that the ABI controls
19478 the __alignof__ for non-strict-alignment targets rather
19479 than being a recommendation.
19481 2008-03-15 Paul Brook <paul@codesourcery.com>
19483 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19485 (arm_output_fn_unwind): Mark functions that can not be unwound.
19487 2008-03-15 Paul Brook <paul@codesourcery.com>
19489 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19490 extension instructions.
19492 2008-03-15 Richard Guenther <rguenther@suse.de>
19494 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19495 and fold constant aggregate refs.
19496 (fold_const_aggregate_ref): Handle string constants
19497 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19498 (evaluate_stmt): Simplify now that ccp_fold folds constant
19501 2008-03-15 Paul Brook <paul@codesourcery.com>
19503 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19504 (extzv): Use gen_extzv_t2.
19505 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19507 2008-03-15 Richard Guenther <rguenther@suse.de>
19509 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19510 (fold_const_aggregate_ref): Likewise.
19511 (get_value): Return NULL if we don't have any values.
19512 (ccp_finalize): Set const_val to NULL after freeing it.
19513 * tree-flow.h (get_symbol_constant_value): Declare.
19514 (fold_const_aggregate_ref): Likewise.
19515 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19517 2008-03-15 Richard Guenther <rguenther@suse.de>
19519 PR middle-end/35593
19520 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19521 to not produce negative array indices if not allowed. Add
19522 parameter to indicate that.
19523 (maybe_fold_offset_to_component_ref): Allow negative array
19524 indices only for the first member of a structure.
19525 (maybe_fold_offset_to_reference): Allow negative array indices.
19526 (maybe_fold_stmt_addition): Likewise.
19528 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19529 Anatoly Sokolov <aesok@post.ru>
19531 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19532 (avr_arch): Add ARCH_AVR6.
19533 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19534 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19535 instead of fixed value 2.
19536 (print_operand_address): Use gs() asm specifier instead of pm().
19537 (avr_assemble_integer): (Ditto.).
19538 (avr_output_addr_vec_elt): (Ditto.).
19539 (print_operand): Handle "!" code.
19540 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19541 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19542 (AVR_HAVE_EIJMP_EICALL): Define.
19543 (AVR_3_BYTE_PC): Redefine.
19544 (AVR_2_BYTE_PC): (Ditto.).
19545 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19546 (LINK_SPEC): Add atmega2560 and atmega2561.
19547 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19549 * config/avr/avr.md (call_insn): Use eicall instead of icall
19550 for 3 byte PC devices.
19551 (call_value_insn): (Ditto.).
19552 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19553 (indirect_jump): Use only for for 2 byte PC devices.
19554 (*tablejump): (Ditto.).
19555 (*indirect_jump_avr6): Add insn.
19556 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19557 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19558 instead of ijmp for 3 byte PC devices.
19559 (__tablejump2__): (Ditto.).
19560 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19561 (MULITLIB_DIRNAMES): (Ditto.).
19562 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19564 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19566 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19567 "sse2_umulsidi3". Use V1DI mode for operand 0.
19568 ("mmx_psadbw"): Use V1DI mode for operand 0.
19569 * config/i386/i386-modes.def (V1SI): New vector mode.
19570 * config/i386/i386.c (struct builtin_description)
19571 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19572 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19573 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19574 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19575 v1di_ftype_v8qi_v8qi type.
19576 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19578 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19579 __builtin_ia32_pmuludq]: Fix the mode of return value.
19581 2008-03-15 Richard Guenther <rguenther@suse.de>
19583 PR middle-end/35595
19584 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19587 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19589 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19590 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19591 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19592 unless TARGET_SERIALIZE_VOLATILE is enabled.
19593 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19594 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19595 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19597 2008-03-14 Richard Guenther <rguenther@suse.de>
19599 PR tree-optimization/34172
19600 * tree-flow.h (refs_may_alias_p): Declare.
19601 (get_single_def_stmt): Likewise.
19602 (get_single_def_stmt_from_phi): Likewise.
19603 (get_single_def_stmt_with_phi): Likewise.
19604 * tree-dfa.c (refs_may_alias_p): New function.
19605 (get_single_def_stmt): Likewise.
19606 (get_single_def_stmt_from_phi): Likewise.
19607 (get_single_def_stmt_with_phi): Likewise.
19608 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19609 (vn_reference_lookup_1): New helper function.
19610 (vn_reference_lookup): Walk the virtual use-def chain to
19611 continue searching for a match if the def does not alias the
19612 reference we are looking for.
19614 2008-03-14 David Edelsohn <edelsohn@gnu.org>
19616 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
19617 archive and Perzl. Update The Written Word listing.
19619 2008-03-14 Richard Guenther <rguenther@suse.de>
19621 PR tree-optimization/34043
19622 PR tree-optimization/33989
19623 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
19625 (bitmap_find_leader): Use extra argument to verify dominance
19626 relationship inside a basic-block.
19627 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
19628 (find_leader_in_sets): Adjust.
19629 (create_component_ref_by_pieces): Take extra argument for
19630 dominance check, handle lookup failures.
19631 (find_or_generate_expression): Likewise.
19632 (create_expression_by_pieces): Likewise.
19633 (insert_into_preds_of_block): Adjust.
19634 (create_value_expr_from): If asked for, verify all operands
19635 are in the blocks AVAIL_OUT set.
19636 (make_values_for_stmt): Check for SSA_NAMEs that are life
19637 over an abnormal edge.
19638 (compute_avail): Remove such check.
19639 (do_SCCVN_insertion): New function.
19640 (eliminate): If we do not find a leader suitable for replacement
19641 insert a replacement expression from SCCVN if available.
19642 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
19643 (struct vn_ssa_aux): Add needs_insertion flag.
19644 * tree-ssa-sccvn.c (may_insert): New global flag.
19645 (copy_reference_ops_from_ref): Value-number union member access
19646 based on its size, not type and member if insertion is allowed.
19647 (visit_reference_op_load): For a weak match from union type
19648 punning lookup a view-converted value and insert a SSA_NAME
19649 for that value if that is not found.
19650 (visit_use): Make dumps shorter. Do not disallow value numbering
19651 SSA_NAMEs that are life over an abnormal edge to constants.
19652 (free_scc_vn): Release inserted SSA_NAMEs.
19653 (run_scc_vn): New flag to specify whether insertion is allowed.
19654 Process SSA_NAMEs in forward order.
19655 * tree-ssa-loop-im.c (for_each_index): Handle invariant
19656 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
19657 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
19658 pointer type to/from integral types that do not change the
19659 precision to regular conversions.
19661 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19663 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19664 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19665 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
19666 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
19667 input arguments and the mode of return value. Built-in functions
19668 that operate on whole 64-bit MMX register now use V1DI mode.
19670 2008-03-13 Alon Dayan <alond@il.ibm.com>
19671 Olga Golovanevsky <olga@il.ibm.com>
19673 PR tree-optimization/35041
19674 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
19675 to locate the right position in a statement.
19677 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19681 * config/i386/xmmintrin.h: Change all static inline functions to
19682 extern inline and add __gnu_inline__ attribute.
19683 * config/i386/bmintrin.h: Ditto.
19684 * config/i386/smmintrin.h: Ditto.
19685 * config/i386/tmmintrin.h: Ditto.
19686 * config/i386/mmintrin-common.h: Ditto.
19687 * config/i386/ammintrin.h: Ditto.
19688 * config/i386/emmintrin.h: Ditto.
19689 * config/i386/pmmintrin.h: Ditto.
19690 * config/i386/mmintrin.h: Ditto.
19691 * config/i386/mm3dnow.h: Ditto.
19693 2008-03-13 Jakub Jelinek <jakub@redhat.com>
19695 PR middle-end/35185
19696 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
19697 (lower_omp_2): New function.
19698 (lower_omp_1, lower_omp): Rewritten.
19700 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
19703 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
19704 with the phrase "Microsoft Windows compilers".
19705 (Push/Pop Macro Pragmas): New subsection. Document
19706 #pragma push_macro and pragma pop_macro.
19708 2008-03-12 Paul Brook <paul@codesourcery.com>
19710 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
19712 2008-03-12 Paul Brook <paul@codesourcery.com>
19714 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
19715 (thumb2_alusi3_short): Exclude PLUS and MINUS.
19716 (thumb2_addsi_shortim): Rename ...
19717 (thumb2_addsi_short): ... to this. Allow register operands.
19718 (thumb2_subsi_short): New pattern.
19719 (thumb2_one_cmplsi2_short,
19720 thumb2_negsi2_short): New patterns and peepholes.
19722 2008-03-12 Paul Brook <paul@codesourcery.com>
19724 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
19726 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
19728 * config/i386/i386.md (int_cond): New code iterator.
19730 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
19731 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
19732 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
19733 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
19734 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
19735 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
19736 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
19737 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
19739 2008-03-12 Paul Brook <paul@codesourcery.com>
19741 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
19742 instead of {arm,thumb}_compute_save_reg_mask.
19743 (output_return_instruction): Ditto.
19744 (thumb_unexpanded_epilogue): Ditto.
19745 (thumb1_expand_prologue): Ditto.
19746 (thumb1_output_function_prologue): Ditto.
19747 (arm_set_return_address): Ditto.
19748 (thumb_set_return_address): Ditto.
19749 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
19750 regs to achieve stack alignment.
19751 (thumb1_compute_save_reg_mask): Fix compiler warning.
19752 (arm_output_epilogue): Use offsets->saved_regs_mask.
19753 Adjust stack pointer by poping call clobered registers.
19754 (arm_expand_prologue): Use offsets->saved_regs_mask.
19755 Adjust stack pointer by pushing extra registers.
19756 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
19758 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
19761 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
19762 conversion to the operands of a multiplication.
19764 2008-03-12 Richard Guenther <rguenther@suse.de>
19766 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
19767 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
19768 * timevar.def (TV_TREE_PHIPROP): Add.
19769 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
19770 pass description. Use TV_TREE_PHIPROP.
19771 * tree-ssa-forwprop.c: Remove phiprop code.
19773 2008-03-12 Jakub Jelinek <jakub@redhat.com>
19775 PR middle-end/35549
19776 * omp-low.c (maybe_lookup_decl): Constify first argument.
19777 (use_pointer_for_field): Change last argument from bool to
19778 omp_context *. Disallow shared copy-in/out in nested
19779 parallel if decl is shared in outer parallel too.
19780 (build_outer_var_ref, scan_sharing_clauses,
19781 lower_rec_input_clauses, lower_copyprivate_clauses,
19782 lower_send_clauses, lower_send_shared_vars): Adjust callers.
19784 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
19785 Ira Rosen <irar@il.ibm.com>
19787 * tree-vectorizer.c (free_stmt_vec_info): New function.
19788 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
19789 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
19790 * tree-vectorizer.h (free_stmt_vec_info): Declare.
19791 * tree-vect-transform.c (vectorizable_conversion): Free
19792 vec_oprnds0 if it was allocated.
19793 (vect_permute_store_chain): Remove unused VECs.
19794 (vectorizable_store): Free VECs that are allocated in the..
19796 (vect_transform_strided_load, vectorizable_load): Likewise.
19797 (vect_remove_stores): Simplify the code.
19798 (vect_transform_loop): Move code to vect_remove_stores().
19799 Call vect_remove_stores() and free_stmt_vec_info().
19801 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19803 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
19804 TARGET_HPUX. Revise comment.
19805 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
19806 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
19807 Use sr4 variant of `be' instruction when not generating PIC code.
19808 (attr_length_call): Adjust for above change.
19810 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19812 * ipa-reference.c (static_execute): Remove module_statics_const and
19813 associated setting code.
19815 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19818 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19819 predicate for operand 1.
19820 (paritysi2_cmp): Use register_operand predicate for operand 2.
19821 Use earlyclobber modifier for operand 1. Remove support for
19823 (paritydi2_cmp): Use register_operand predicate for operand 3.
19824 Use earlyclobber modifier for operand 1. Remove support for
19827 2008-03-11 Paul Brook <paul@codesourcery.com>
19828 Vladimir Prus <vladimir@codesourcery.com>
19830 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
19831 (arm_compute_save_reg0_reg12_mask): Always
19832 check if register 11 must be saved. Always safe hard frame pointer
19833 when frame_pointer_needeed.
19834 (arm_compute_save_reg_mask): Save IP and PC
19835 only with apcs frames.
19836 (arm_output_epilogue): Adjust Thumb2 codepath to
19837 be also invoked and work for ARM non-apcs frames.
19838 (arm_expand_prologue): Don't bother saving IP
19839 for non-apcs frame, since it's not clobbered by
19840 prologue code. Implement non-apcs frame
19843 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19845 PR rtl-optimization/35281
19846 * expr.c (convert_move): Use a new pseudo for the intermediate
19847 from_mode->word_mode result.
19849 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19851 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
19852 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
19853 * toplev.c (compile_file): Don't call it.
19855 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19857 PR middle-end/35526
19858 * expr.c (store_expr): Call emit_block_move if the mode
19859 of "temp" RTX is BLKmode.
19861 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19862 Richard Guenther <rguenther@suse.de>
19864 PR tree-optimization/31358
19865 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19866 the step with a NULL_TREE.
19867 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19868 to sizetype if type is a pointer type.
19869 (add_candidate_1): Don't convert the base and step to
19870 the generic type if the orginal type is a pointer type.
19871 (add_iv_value_candidates): Use sizetype for the step
19872 if type is a pointer type.
19873 (cand_value_at): Likewise.
19874 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19876 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19877 Don't convert the tem affine to the type.
19878 (add_elt_to_tree): Use sizetype for the step if a pointer.
19879 Use POINTER_PLUS_EXPR for pointers.
19880 (aff_combination_to_tree): Use sizetype for the step if a
19883 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19885 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19886 Remove commutativity hint.
19888 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19892 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19893 errorneous type. Check that v is a VAR_DECL.
19895 PR middle-end/35099
19896 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19898 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19900 PR tree-optimization/35494
19901 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19902 may be overriden at link and run time.
19904 2008-03-10 Richard Guenther <rguenther@suse.de>
19906 PR tree-optimization/34677
19907 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19908 (poolify_tree): Likewise.
19909 (modify_expr_template): Likewise.
19910 (poolify_modify_stmt): Likewise.
19911 (insert_fake_stores): Handle all component-ref style stores
19912 in addition to INDIRECT_REF. Also handle complex types.
19913 Do not poolify the inserted load.
19914 (realify_fake_stores): Do not rebuild the tree but only
19915 make it a SSA_NAME copy.
19916 (init_pre): Remove initialzation of modify_expr_template.
19917 Do not allocate modify_expr_node_pool.
19918 (fini_pre): Do not free modify_expr_node_pool.
19920 2008-03-10 Paul Brook <paul@codesourcery.com>
19922 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19923 to avoid conflicts.
19925 2008-03-10 Paul Brook <paul@codesourcery.com>
19926 Mark Shinwell <shinwell@codesourcery.com>
19928 * config/arm/cortex-r4.md: New.
19929 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19931 * config/arm/arm.md: Include cortex-r4.md.
19932 (insn): Add smmls, sdiv and udiv values.
19933 (generic_sched): Don't use generic scheduling for Cortex-R4.
19934 (arm_issue_rate): New function.
19935 (TARGET_SCHED_ISSUE_RATE): Define.
19937 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19939 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19941 2008-03-10 Richard Guenther <rguenther@suse.de>
19943 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19944 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19946 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19948 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19949 Set default to true.
19951 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19953 * c.opt (Wsynth): Deprecate.
19954 * doc/invoke.texi (Option Summary, Warning Options): Document
19955 -Wno-format-contains-nul.
19957 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19960 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19961 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19963 2008-03-09 Ira Rosen <irar@il.ibm.com>
19965 * config/rs6000/rs6000.c (builtin_description): Rename vector
19966 left shift operations.
19967 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19968 (altivec_vsl<VI_char>): Rename to ...
19969 (ashl<mode>3): ... new name.
19970 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19972 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19974 2008-03-08 Richard Guenther <rguenther@suse.de>
19976 * coverage.h (tree_coverage_counter_addr): Declare.
19977 * coverage.c (tree_coverage_counter_addr): New function.
19978 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19979 before using again.
19980 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19981 (tree_gen_one_value_profiler): Likewise.
19982 (tree_gen_ic_profiler): Likewise.
19983 (tree_gen_average_profiler): Likewise.
19984 (tree_gen_ior_profiler): Likewise.
19986 2008-03-08 Richard Guenther <rguenther@suse.de>
19988 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19989 (vn_binary_op_insert): Likewise.
19990 (vn_unary_op_lookup): Likewise.
19991 (vn_unary_op_insert): Likewise.
19992 (vn_nary_op_lookup): Declare.
19993 (vn_nary_op_insert): Likewise.
19994 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19995 and binary hashes, use a single obstack for unary_op_pool
19996 and binary_op_pool.
19997 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19998 a single struct vn_nary_op_s. Store tree code length and
19999 a variable number of operands.
20000 (struct vn_reference_op_struct): Remove unused op2.
20001 (vn_reference_op_eq): Do not compare op2.
20002 (vn_reference_op_compute_hash): Do not compute hash of op2.
20003 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20004 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20005 with vn_nary_op_compute_hash.
20006 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20007 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20009 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20011 (visit_unary_op): Call nary functions.
20012 (visit_binary_op): Likewise.
20013 (process_scc): Adjust for struct vn_tables_s changes.
20014 (allocate_vn_table): Likewise.
20015 (free_vn_table): Likewise.
20016 * tree-vn.c (vn_add): Call nary functions.
20017 (vn_lookup): Likewise.
20019 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20022 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20023 wdst back after sync_compare_and_swapqhi_internal.
20025 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20028 * config/i386/i386-modes.def (V1DI): New vector mode.
20029 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20030 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20031 (MMXMODE248): Ditto.
20032 (MMXMODE): Add V1DI mode.
20033 (mmxvecsize): Change DI mode to V1DI mode.
20034 ("mov<mode>): Use MMXMODEI8 mode iterator.
20035 ("*mov<mode>_internal_rex64"): Ditto.
20036 ("*mov<mode>_internal"): Ditto.
20037 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20038 ("mmx_sub<mode>3"): Ditto.
20039 ("mmx_adddi3"): Remove insn pattern.
20040 ("mmx_subdi3"): Ditto.
20041 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20042 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20043 ("mmx_ashl<mode>3"): Ditto.
20044 ("mmx_lshrdi3"): Remove insn pattern.
20045 ("mmx_ashldi3"): Ditto.
20046 * config/i386/i386.c (classify_argument): Handle V1DImode.
20047 (function_arg_advance_32): Ditto.
20048 (function_arg_32): Ditto.
20049 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20050 mmx_addv1di3 insn pattern.
20051 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20052 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20053 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20054 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20055 Remove definitions of built-in functions.
20056 (V1DI_type_node): New node.
20057 (v1di_ftype_v1di_int): Ditto.
20058 (v1di_ftype_v1di_v1di): Ditto.
20059 (v2si_ftype_v2si_si): Ditto.
20060 (v4hi_ftype_v4hi_di): Remove node.
20061 (v2si_ftype_v2si_di): Ditto.
20062 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20063 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20064 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20065 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20066 Add new builtins using def_builtin_const.
20067 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20068 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20069 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20070 * config/i386/mmintrin.h (__v1di): New typedef.
20071 (_mm_add_si64): Cast arguments to __v1di type.
20072 (_mm_sub_si64): Ditto.
20073 (_mm_sll_pi16): Cast __count to __v4hi type.
20074 (_mm_sll_pi32): Cast __count to __v2si type.
20075 (_mm_sll_si64): Cast arguments to __v1di type.
20076 (_mm_srl_pi16): Cast __count to __v4hi type.
20077 (_mm_srl_pi32): Cast __count to __v2si type.
20078 (_mm_srl_si64): Cast arguments to __v1di type.
20079 (_mm_sra_pi16): Cast __count to __v4hi type.
20080 (_mm_sra_pi32): Cast __count to __v2si type.
20081 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20082 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20083 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20084 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20085 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20086 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20087 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20088 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20089 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20090 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20091 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20092 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20094 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20096 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20098 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20101 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20102 reg+const addressing for Altivec modes. Don't generate reg+reg
20103 addressing for TFmode or TDmode quantities.
20105 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20107 * c-common.c (vector_types_convertible_p): Call langhook
20108 instead of comptypes.
20110 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20113 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20114 integral and scalar float variables which have a
20117 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20119 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20120 dwarf_register_span hook when emitting unwind information for
20121 register-to-memory saves.
20122 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20123 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20125 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20127 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20128 for the same VAR_DECL.
20130 2008-03-06 Tom Tromey <tromey@redhat.com>
20132 * treelang: Delete.
20133 * doc/standards.texi (Standards): Don't mention treelang.
20134 * doc/invoke.texi (Overall Options): Don't mention treelang.
20135 * doc/install.texi (Prerequisites): Don't mention bison or
20137 (Configuration): Don't mention treelang.
20138 (Building): Likewise.
20139 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20141 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20143 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20144 word-extractions out of a multi-word object.
20146 2008-03-06 Richard Guenther <rguenther@suse.de>
20148 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20149 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20150 result type and precision.
20151 * expr.c (get_inner_reference): Set unsignedp based on the result
20152 type of BIT_FIELD_REF.
20153 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20154 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20155 (try_instantiate_multiple_fields): Likewise. Use the correct type
20157 (sra_build_assignment): Likewise.
20158 (sra_build_elt_assignment): Likewise.
20159 (sra_explode_bitfield_assignment): Likewise.
20160 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20161 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20162 set BIT_FIELD_REF_UNSIGNED.
20163 (vectorizable_load): Likewise.
20165 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20167 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20170 2008-03-06 Richard Guenther <rguenther@suse.de>
20172 * alias.c (struct alias_set_entry): Move has_zero_child field
20173 to pack with alias_set.
20175 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20177 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20180 2008-03-05 Ian Lance Taylor <iant@google.com>
20182 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20184 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20186 * fwprop.c (update_df): Support width and offset parameters of
20188 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20189 global_conflicts): Change DF_REF_EXTRACT to either
20190 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20191 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20192 * df-scan.c (df_ref_record, df_defs_record,
20193 df_ref_create_structure, df_def_record_1, df_uses_record,
20194 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20195 df_bb_refs_collect, df_entry_block_defs_collect,
20196 df_exit_block_uses_collect): Support new width and offset fields.
20197 (ref_extract_pool): New storage pool.
20198 (df_free_ref): New function.
20199 (df_reg_chain_unlink, df_free_collection_rec,
20200 df_sort_and_compress_refs): Call df_free_ref.
20201 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20203 (df_ref_create_structure): Allocate df_ref_extract if offset and
20204 width fields are used.
20205 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20206 (df_uses_record): Get offset and width from ZERO_EXTRACT
20208 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20209 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20210 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20211 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20212 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20213 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20214 (df_ref_extract): New structure.
20215 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20216 (df_ref_create): Add width and offset parameters.
20218 2008-03-05 Richard Guenther <rguenther@suse.de>
20220 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20221 Use ranges_overlap_p.
20222 (offset_overlaps_with_access): Rename
20223 to ranges_overlap_p and move ...
20224 * tree-flow-inline.h (ranges_overlap_p): ... here.
20226 * tree.h (get_inner_reference, handled_component_p): Update
20229 * tree.h (record_component_aliases, get_alias_set,
20230 alias_sets_conflict_p, alias_sets_must_conflict_p,
20231 objects_must_conflict_p): Move declarations ...
20232 * alias.h (record_component_aliases, get_alias_set,
20233 alias_sets_conflict_p, alias_sets_must_conflict_p,
20234 objects_must_conflict_p): ... here.
20235 Include coretypes.h.
20236 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20238 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20240 * cfg.c: Include tree-flow.h.
20241 (remove_edge_raw): Call redirect_edge_var_map_clear.
20242 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20243 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20244 (redirect_edge_var_map_result): New.
20245 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20246 PENDING_STMT use with redirect_edge_var_map_*.
20247 * tree-ssa.c (edge_var_maps): New definition.
20248 (redirect_edge_var_map_add): New.
20249 (redirect_edge_var_map_clear): New.
20250 (redirect_edge_var_map_dup): New.
20251 (redirect_edge_var_map_vector): New.
20252 (redirect_edge_var_map_destroy): New.
20253 (ssa_redirect_edge): Replace PENDING_STMT use with
20254 redirect_edge_var_map_*.
20255 (flush_pending_stmts): Same.
20256 (delete_tree_ssa): Destroy edge var map.
20257 * tree-flow.h (struct _edge_var_map): New.
20258 Define edge_var_map vector type.
20259 Declare redirect_edge_var_map_* prototypes.
20260 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20261 * tree-cfg.c (reinstall_phi_args): Replace
20262 PENDING_STMT use with redirect_edge_var_map_*.
20264 2008-03-05 Richard Guenther <rguenther@suse.de>
20266 PR tree-optimization/35472
20267 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20268 whose single use_stmt has a overlapping set of loaded and
20269 stored symbols as that use_stmt might be a noop assignment then.
20271 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20273 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20275 2008-03-05 Richard Guenther <rguenther@suse.de>
20278 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20279 should be constants.
20280 * tree-cfg.c (verify_expr): Verify it.
20281 * fold-const.c (fold_truthop): Remove code generating
20282 BIT_FIELD_REFs of structure bases.
20283 (fold_binary): Likewise.
20284 (fold_ternary): Position and size of BIT_FIELD_REFs are
20285 always host integers.
20286 (make_bit_field_ref): Remove.
20287 (optimize_bit_field_compare): Remove.
20288 (all_ones_mask_p): Remove.
20290 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20293 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20294 (split_block_and_df_analyze): New. Split basic block and rebuild
20296 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20298 (split_pattern_seq): Likewise.
20299 (erase_matching_seqs): Likewise.
20300 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20302 2008-03-04 Geoff Keating <geoffk@apple.com>
20304 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20305 declaration and code.
20306 (tree_invalid_nonnegative_warnv_p): Likewise.
20308 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20310 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20311 examples. Truncate option-names then causing overfull hbox.
20313 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20316 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20318 * configure: Rebuilt.
20320 2008-03-04 Rafael Espíndola <espindola@google.com>
20322 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20323 (tree_unary_nonnegative_warnv_p): New.
20324 (tree_binary_nonnegative_warnv_p): New.
20325 (tree_single_nonnegative_warnv_p): New.
20326 (tree_invalid_nonnegative_warnv_p): New.
20327 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20329 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20332 * opts.c (handle_option): Postpone 'unknown option' errors only for
20335 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20338 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20341 2008-03-04 Rafael Espíndola <espindola@google.com>
20343 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20344 (tree_binary_nonzero_warnv_p): New.
20345 (tree_single_nonzero_warnv_p): New.
20346 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20348 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20350 PR middle-end/35456
20351 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20352 transformations for modes that have signed zeros.
20353 * ifcvt.c (noce_try_abs): Ditto.
20355 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20357 * config/i386/i386.c (override_options): Force
20358 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20360 2008-03-04 Jan Hubicka <jh@suse.cz>
20363 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20366 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20368 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20369 label to probe the stack.
20371 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20373 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20374 (__gthr_win32_mutex_destroy): Declare.
20375 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20376 __gthr_win32_mutex_destroy.
20377 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20379 2008-03-03 Jan Hubicka <jh@suse.cz>
20382 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20383 aggressive on inlining cold calls.
20385 2008-03-03 Richard Guenther <rguenther@suse.de>
20387 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20388 struct copies into the expression table.
20389 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20390 (try_to_simplify): Likewise.
20391 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20392 integral and pointer arguments which do not change the
20393 precision to NOP_EXPRs.
20394 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20395 VIEW_CONVERT_EXPR case.
20397 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20399 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20400 defined in a loop at depth 0 is invariant.
20401 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20402 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20403 be called at loop depth 0.
20405 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20408 * gcc.c (process_command): Update copyright notice dates.
20409 * gcov.c (print_version): Likewise.
20410 * gcov-dump.c (print_version): Likewise.
20411 * mips-tfile.c (main): Likewise.
20412 * mips-tdump.c (main): Likewise.
20414 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20417 * c-common.c (flag_permissive): Delete.
20418 (constant_expression_warnings): Check flags first.
20419 (constant_expression_error): New.
20420 * c-common.h (flag_permissive): Delete.
20421 (constant_expression_error): Declare.
20422 * flags.h (flag_permissive): Declare. Update description.
20423 * diagnostic.c (pedwarn): Update.
20425 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20426 (permissive_error_kind): New.
20427 * toplev.c (flag_permissive): Define. Update description.
20428 * toplev.h (permissive_error_kind): Declare.
20429 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20430 (pedwarn_c90): Use pedantic_warning_kind.
20431 * c-opts.c (c_common_post_options): flag_permissive does not affect
20432 flag_pedantic_errors.
20434 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20436 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20437 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20438 __absvsi2, __absvDI2): Use unsigned arithmetic.
20440 2008-03-02 Andi Kleen <ak@suse.de>
20441 Richard Guenther <rguenther@suse.de>
20443 * struct-equiv.c: Remove file.
20444 * cfg_cleanup.c (condjump_equiv_p): Remove.
20445 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20446 (struct-equiv.o): Remove rule.
20447 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20448 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20449 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20451 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20453 * ifcvt.c (noce_process_if_block): Try to handle only the then
20454 block if the else block exists but isn't suitable.
20456 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20459 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20460 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20461 regression from previous patch.
20463 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20466 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20468 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20469 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20470 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20471 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20472 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20473 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20474 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20475 (__gthread_mutex_destroy_function): Rename to
20476 __gthread_mutex_destroy.
20477 * gthr-dce.h (__gthread_mutex_destroy): Call
20478 pthread_mutex_destroy.
20479 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20480 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20481 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20483 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20485 * df-scan.c (df_ref_chain_change_bb): Simplify.
20486 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20487 set_block_for_insn if there's any change.
20488 * df.h ((df_insn_change_bb): Fix prototype.
20489 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20490 df_insn_change_bb, don't call set_block_for_insn.
20491 * emit-rtl.c (reorder_insns): Likewise.
20492 * haifa-sched.c (move_insn): Likewise.
20494 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20496 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20498 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20500 * tree-flow-inline.h (next_readonly_imm_use): Return
20501 NULL_USE_OPERAND_P after the end.
20503 2008-03-01 Richard Guenther <rguenther@suse.de>
20505 PR tree-optimization/35411
20506 * tree-sra.c (sra_build_assignment): Split conversion to
20507 final type to a separate statement if we are not assigning
20510 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20512 * fold-const.c (fold_convertible_p): Correct the logic to follow
20513 that in fold_convert().
20515 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20518 * tree-inline.c (build_duplicate_type): When we make a
20519 duplicate type, make it unique in the canonical types system.
20521 2008-02-29 Tom Tromey <tromey@redhat.com>
20523 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20524 input_file_stack_history, input_file_stack_restored): Remove.
20525 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20526 * input.h (struct file_stack): Remove.
20527 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20528 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20530 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20532 (diagnostic_last_module_changed): Add 'map' argument.
20533 (diagnostic_set_last_function): Likewise.
20534 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20535 line map, not input_file_stack.
20536 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20538 2008-02-29 Paul Brook <paul@codesourcery.com>
20540 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20542 2008-02-29 Paul Brook <paul@codesourcery.com>
20544 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20546 2008-02-29 Richard Guenther <rguenther@suse.de>
20548 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20550 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20551 value for comparing for a store match.
20552 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20553 (try_to_simplify): Do not do a full-blown reference lookup.
20555 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20557 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20558 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20560 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20562 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20564 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20565 strides against cache sizes.
20567 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20569 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20572 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20574 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20575 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20576 is smaller than the original promoted value.
20577 (simplify_subreg): If OP is a SUBREG, try to preserve its
20578 SUBREG_PROMOTED_VAR_P information.
20580 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20582 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20583 (VN_INFO_GET): Allocate new objects on the obstack.
20584 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20585 for rpo_numbers_temp, for consistency.
20586 (free_scc_vn): Free the obstack.
20588 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20590 * doc/invoke.texi: Document -ftree-loop-distribution.
20591 * tree-loop-distribution.c: New.
20592 * tree-pass.h (pass_loop_distribution): New.
20593 * graphds.h (struct graph): Add htab_t indices.
20594 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20595 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20596 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20597 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20598 * tree-data-ref.c (debug_data_dependence_relations): New.
20599 (dump_data_dependence_relation): Also print data references.
20600 (free_data_ref): Extern.
20601 (same_access_functions): Moved...
20602 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20603 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20604 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20605 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20606 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20607 (stmts_from_loop): Skip LABEL_EXPR.
20608 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20610 (build_rdg): Initialize rdg->indices htab.
20611 (free_rdg, stores_from_loop, ref_base_address,
20612 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
20613 have_similar_memory_accesses_1, ref_base_address_1,
20614 remove_similar_memory_refs): New.
20615 * tree-data-ref.h: Depend on tree-chrec.h.
20616 (debug_data_dependence_relations, free_data_ref): Declared.
20617 (same_access_functions): ... here.
20618 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
20620 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
20621 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
20622 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
20623 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20624 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
20625 rdg_vertex_for_stmt): Declared.
20626 (struct rdg_edge): Add level.
20628 (free_rdg, stores_from_loop, remove_similar_memory_refs,
20629 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
20631 (rdg_has_similar_memory_accesses): New.
20632 * tree-vect-analyze.c: Remove unused static decls.
20633 * lambda.h (dependence_level): New.
20634 * common.opt (ftree-loop-distribution): New.
20635 * tree-flow.h (mark_virtual_ops_in_bb,
20636 slpeel_tree_duplicate_loop_to_edge_cfg,
20637 rename_variables_in_loop): Declared.
20638 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
20639 (OBJS-common): Add tree-loop-distribution.o.
20640 (tree-loop-distribution.o): New rule.
20641 * tree-cfg.c (mark_virtual_ops_in_bb): New.
20642 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
20643 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
20645 2008-02-28 Joseph Myers <joseph@codesourcery.com>
20648 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
20649 other than structures and unions.
20651 2008-02-28 Richard Guenther <rguenther@suse.de>
20654 2008-02-26 Richard Guenther <rguenther@suse.de>
20656 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20657 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20658 (lookup_decl_from_uid): Declare.
20659 (remove_decl_from_map): Likewise.
20660 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20661 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20662 (decl_for_uid_map): New global hashtable mapping DECL_UID
20664 (init_ttree): Allocate it.
20665 (insert_decl_to_uid_decl_map): New helper function.
20666 (make_node_stat): Insert new decls into the map.
20667 (copy_node_stat): Likewise.
20668 (lookup_decl_from_uid): New function.
20669 (remove_decl_from_map): Likewise.
20670 (print_decl_for_uid_map_statistics): New helper.
20671 (dump_tree_statistics): Call it.
20673 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20674 (referenced_var_iterator): Adjust.
20675 (FOR_EACH_REFERENCED_VAR): Adjust.
20676 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20677 (num_referenced_vars): Adjust.
20678 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20679 (first_referenced_var): Remove.
20680 (end_referenced_vars_p): Likewise.
20681 (next_referenced_var): Likewise.
20682 (referenced_var_iterator_set): New helper function.
20683 * tree-dfa.c (referenced_var_lookup): Adjust.
20684 (referenced_var_check_and_insert): Likewise.
20685 (remove_referenced_var): Likewise.
20686 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20687 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20688 (verify_call_clobbering): Likewise.
20689 (verify_memory_partitions): Likewise.
20690 (init_tree_ssa): Allocate bitmap instead of hashtable for
20692 (delete_tree_ssa): Adjust.
20693 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20694 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20695 (compute_tag_properties): Likewise.
20696 (set_initial_properties): Likewise.
20697 (find_partition_for): Likewise.
20698 (update_reference_counts): Likewise.
20699 (dump_may_aliases_for): Likewise.
20700 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20701 (add_call_clobber_ops): Likewise.
20702 (add_call_read_ops): Likewise.
20703 (get_asm_expr_operands): Likewise.
20704 * tree-into-ssa.c (dump_decl_set): Likewise.
20705 (update_ssa): Likewise.
20706 * tree-sra.c (scan_function): Likewise.
20707 (decide_instantiations): Likewise.
20708 (scalarize_parms): Likewise.
20709 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20710 (dsa_named_for): Likewise.
20711 * tree-ssa-structalias.c (update_alias_info): Likewise.
20712 (merge_smts_into): Likewise.
20714 2008-02-27 David Daney <ddaney@avtrex.com>
20717 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
20718 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
20719 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
20720 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
20721 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
20723 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
20726 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
20727 (BUILT_IN_NEXTTOWARD): Remove.
20728 (BUILT_IN_NEXTTOWARDF): Ditto.
20729 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
20730 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
20732 2008-02-27 Tom Tromey <tromey@redhat.com>
20734 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
20735 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
20737 2008-02-27 Jan Beulich <jbeulich@novell.com>
20739 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
20740 update the respective field on newdecl.
20742 2008-02-27 Revital Eres <eres@il.ibm.com>
20744 PR rtl-optimization/34999
20745 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
20746 crossing edges that ends with a call insn.
20747 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
20748 call insn and clear the EDGE_CROSSING flag of the crossing edge
20749 when fixing fallthru edges.
20751 2008-02-27 Richard Guenther <rguenther@suse.de>
20753 PR middle-end/35390
20754 * fold-const.c (fold_unary): Return the correct argument,
20755 converted to the result type.
20757 2008-02-27 Richard Guenther <rguenther@suse.de>
20759 PR middle-end/34971
20760 * expr.c (expand_expr_real_1): Assert on rotates that operate
20762 * fold-const.c (fold_binary): Use the types precision, not the
20763 bitsize of the mode if folding rotate expressions. Build rotates
20764 only for full modes.
20766 2008-02-27 Jakub Jelinek <jakub@redhat.com>
20768 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
20769 and CPP_PRAGMA_EOL.
20770 * c-pragma.c (pragma_ns_name): New typedef.
20771 (registered_pp_pragmas): New variable.
20772 (c_pp_lookup_pragma): New function.
20773 (c_register_pragma_1): If flag_preprocess_only, do nothing
20774 for non-expanded pragmas, for expanded ones push pragma's
20775 namespace and name into registered_pp_pragmas vector.
20776 (c_invoke_pragma_handler): Register OpenMP pragmas even when
20777 flag_preprocess_only, don't register GCC pch_preprocess
20778 pragma if flag_preprocess_only.
20779 * c-opts.c (c_common_init): Call init_pragma even if
20780 flag_preprocess_only.
20781 * c-pragma.c (c_pp_lookup_pragma): New prototype.
20782 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
20783 cpp_register_pragma if flag_preprocess_only.
20785 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20788 * c-parser.c (c_parser_translation_unit): Warn for empty
20789 translation unit, not empty source file.
20791 2008-02-26 Paul Brook <paul@codesourcery.com>
20793 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
20794 operand for Thumb-2.
20795 * config/arm/arm.h (reg_class): Add CORE_REGS.
20796 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
20797 (BASE_REG_CLASS): Use CORE_REGS.
20798 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
20799 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
20800 (REGNO_OK_FOR_INDEX_P): Exclude SP.
20801 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
20802 ARM_REGNO_OK_FOR_INDEX_P.
20803 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
20804 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
20805 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
20806 (ldm/stm peepholes): Ditto.
20807 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
20808 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
20809 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
20810 * config/arm/constraints.md: Enable "k" constraint on ARM.
20812 2008-02-27 Ben Elliston <bje@au.ibm.com>
20814 * config/rs6000/rs6000.c: Annotate cache line size field in all
20815 instances of struct processor_costs.
20817 2008-02-26 David Edelsohn <edelsohn@gnu.org>
20819 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
20820 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
20821 jump_bypass): New counters.
20822 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
20823 * dce.c (gate_ud_dce): Same.
20824 (gate_fast_dce): Same.
20825 * dse.c (gate_dse1): New function.
20826 (gate_dse2): New function.
20827 (gate_dse): Merge results of new gate functions.
20828 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
20829 (gate_handle_jump_bypass): Add dbg_cnt.
20830 (gate_handle_gcse): Add dbg_cnt.
20831 * ifcvt.c (gate_handle_if_conversion): Same.
20832 (gate_handle_if_after_combine): Same.
20833 (gate_handle_if_after_reload): Same.
20834 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
20836 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
20838 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
20840 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
20842 2008-02-26 Jason Merrill <jason@redhat.com>
20845 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
20846 alone if it's the naming decl for the type's main variant.
20848 2008-02-26 Tom Tromey <tromey@redhat.com>
20850 * system.h (USE_MAPPED_LOCATION): Poison.
20851 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
20852 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
20853 (make_goto_expr_edges): Likewise.
20854 (remove_bb): Likewise.
20855 (execute_warn_function_return): Likewise.
20856 * basic-block.h (struct edge_def) <goto_locus>: Change type to
20858 * c-common.c (fname_decl): Remove old location code.
20859 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20861 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20863 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20864 (gen_rtx_ASM_INPUT): Likewise.
20865 (gen_rtx_ASM_INPUT_loc): Likewise.
20866 (get_rtx_asm_OPERANDS): Remove.
20867 * cfglayout.c (insn_locators_alloc): Remove old location code.
20868 (set_curr_insn_source_location): Likewise.
20869 (curr_insn_locator): Likewise.
20870 * print-tree.c (print_node): Remove old location code.
20871 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20872 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20873 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20874 location_from_locus.
20875 (construct_exit_block): Remove old location code.
20876 * emit-rtl.c (force_next_line_note): Remove old location code.
20877 * profile.c (branch_prob): Remove old location code.
20878 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20879 LOC_LINE): Remove old-location variants.
20880 * langhooks.c (lhd_print_error_function): Remove old location
20882 * configure, config.in: Rebuilt.
20883 * configure.ac (--enable-mapped-location): Remove.
20884 * c-decl.c (c_init_decl_processing): Remove old location code.
20885 (finish_function): Likewise.
20886 * recog.c (decode_asm_operands): Remove old location code.
20887 * c-pch.c (c_common_read_pch): Remove old location code.
20888 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20890 * gimple-low.c (lower_function_body): Remove old location code.
20891 * toplev.c (unknown_location): Remove.
20892 (push_srcloc): Remove old-location variant.
20893 (process_options): Remove old location code.
20894 (lang_dependent_init): Likewise.
20895 * input.h (UNKNOWN_LOCATION): Move definition.
20896 (location_t): Undeprecate.
20897 (source_locus): Remove.
20898 (location_from_locus): Remove.
20899 (struct location_s): Remove.
20900 Remove all old-location code.
20901 (input_line, input_filename): Remove.
20902 * final.c (final_scan_insn): Remove old location code.
20903 * diagnostic.c (diagnostic_build_prefix): Remove
20904 USE_MAPPED_LOCATION test.
20905 * tree.h (gimple_stmt) <locus>: Now a location_t.
20906 (tree_exp) <locus>: Likewise.
20907 (DECL_IS_BUILTIN): Remove old-location variant.
20908 (annotate_with_file_line, annotate_with_locus): Likewise.
20909 (expr_locus, set_expr_locus): Update.
20910 * tree.c (build1_stat): Remove old location code.
20911 (last_annotated_node): Remove.
20912 (annotate_with_file_line): Remove old-location variant.
20913 (annotate_with_locus): Likewise.
20914 (expr_location): Remove old location code.
20915 (set_expr_location): Likewise.
20916 (expr_has_location): Likewise.
20917 (expr_locus): Likewise.
20918 (set_expr_locus): Likewise.
20919 (expr_filename): Don't use location_from_locus.
20920 (expr_lineno): Likewise.
20921 * rtl-error.c (location_for_asm): Remove old location code.
20922 * c-lex.c (cb_line_change): Remove old location code.
20923 (fe_file_change): Likewise.
20924 (cb_def_pragma): Likewise.
20925 (c_lex_with_flags): Likewise.
20926 * gengtype.c (do_typedef): Don't special-case location types.
20927 (define_location_structures): Remove.
20928 (main): Don't call define_location_structures.
20929 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20932 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20935 * builtins.def (BUILT_IN_STDARG_START): Remove.
20936 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20937 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20938 * tree-inline.c (inline_forbidden_p_1): Likewise.
20940 2008-02-26 Richard Guenther <rguenther@suse.de>
20942 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20943 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20944 (lookup_decl_from_uid): Declare.
20945 (remove_decl_from_map): Likewise.
20946 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20947 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20948 (decl_for_uid_map): New global hashtable mapping DECL_UID
20950 (init_ttree): Allocate it.
20951 (insert_decl_to_uid_decl_map): New helper function.
20952 (make_node_stat): Insert new decls into the map.
20953 (copy_node_stat): Likewise.
20954 (lookup_decl_from_uid): New function.
20955 (remove_decl_from_map): Likewise.
20956 (print_decl_for_uid_map_statistics): New helper.
20957 (dump_tree_statistics): Call it.
20959 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20960 (referenced_var_iterator): Adjust.
20961 (FOR_EACH_REFERENCED_VAR): Adjust.
20962 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20963 (num_referenced_vars): Adjust.
20964 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20965 (first_referenced_var): Remove.
20966 (end_referenced_vars_p): Likewise.
20967 (next_referenced_var): Likewise.
20968 (referenced_var_iterator_set): New helper function.
20969 * tree-dfa.c (referenced_var_lookup): Adjust.
20970 (referenced_var_check_and_insert): Likewise.
20971 (remove_referenced_var): Likewise.
20972 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20973 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20974 (verify_call_clobbering): Likewise.
20975 (verify_memory_partitions): Likewise.
20976 (init_tree_ssa): Allocate bitmap instead of hashtable for
20978 (delete_tree_ssa): Adjust.
20979 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20980 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20981 (compute_tag_properties): Likewise.
20982 (set_initial_properties): Likewise.
20983 (find_partition_for): Likewise.
20984 (update_reference_counts): Likewise.
20985 (dump_may_aliases_for): Likewise.
20986 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20987 (add_call_clobber_ops): Likewise.
20988 (add_call_read_ops): Likewise.
20989 (get_asm_expr_operands): Likewise.
20990 * tree-into-ssa.c (dump_decl_set): Likewise.
20991 (update_ssa): Likewise.
20992 * tree-sra.c (scan_function): Likewise.
20993 (decide_instantiations): Likewise.
20994 (scalarize_parms): Likewise.
20995 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20996 (dsa_named_for): Likewise.
20997 * tree-ssa-structalias.c (update_alias_info): Likewise.
20998 (merge_smts_into): Likewise.
21000 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21003 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21004 * c-opts.c (c_common_handle_option): Wall enables
21005 Wvolatile-register-var.
21006 * common.opt: Move Wvolatile-register-var to...
21009 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21011 * common.opt (Wlarger-than=): New.
21012 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21014 * opts.c (common_handle_option): Handle -Wlarger-than=.
21015 * optc-gen.awk: Likewise.
21016 * opth-gen.awk: Likewise.
21017 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21018 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21020 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21022 * c-common.c (match_case_to_enum_1): Add appropriate
21023 OPT_W* parameter to warning.
21024 (c_do_switch_warnings): Likewise.
21025 * c-typeck.c (warning_init): Add one more parameter following
21026 'warning' function.
21027 (push_init_level): Update call to warning_init.
21028 (pop_init_level): Likewise.
21029 (add_pending_init): Likewise.
21030 (output_init_element: Likewise.
21032 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21035 * toplev.c (toplev_main): If there are warnings or error, print
21036 errors for ignored options.
21037 * opts.c (ignored_options): New static variable.
21038 (postpone_unknown_option_error): New.
21039 (print_ignored_options): New.
21040 (handle_option): Postpone errors for unknown -Wno-* options.
21041 * opts.h (print_ignored_options): Declare.
21043 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21045 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21048 2008-02-25 Richard Guenther <rguenther@suse.de>
21051 2008-02-25 Richard Guenther <rguenther@suse.de>
21053 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21054 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21055 (lookup_decl_from_uid): Declare.
21056 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21057 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21058 (decl_for_uid_map): New global hashtable mapping DECL_UID
21060 (init_ttree): Allocate it.
21061 (insert_decl_to_uid_decl_map): New helper function.
21062 (make_node_stat): Insert new decls into the map.
21063 (copy_node_stat): Likewise.
21064 (lookup_decl_from_uid): New function.
21065 (print_decl_for_uid_map_statistics): New helper.
21066 (dump_tree_statistics): Call it.
21068 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21069 (referenced_var_iterator): Adjust.
21070 (FOR_EACH_REFERENCED_VAR): Adjust.
21071 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21072 (num_referenced_vars): Adjust.
21073 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21074 (first_referenced_var): Remove.
21075 (end_referenced_vars_p): Likewise.
21076 (next_referenced_var): Likewise.
21077 (referenced_var_iterator_set): New helper function.
21078 * tree-dfa.c (referenced_var_lookup): Adjust.
21079 (referenced_var_check_and_insert): Likewise.
21080 (remove_referenced_var): Likewise.
21081 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21082 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21083 (verify_call_clobbering): Likewise.
21084 (verify_memory_partitions): Likewise.
21085 (init_tree_ssa): Allocate bitmap instead of hashtable for
21087 (delete_tree_ssa): Adjust.
21088 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21089 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21090 (compute_tag_properties): Likewise.
21091 (set_initial_properties): Likewise.
21092 (find_partition_for): Likewise.
21093 (update_reference_counts): Likewise.
21094 (dump_may_aliases_for): Likewise.
21095 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21096 (add_call_clobber_ops): Likewise.
21097 (add_call_read_ops): Likewise.
21098 (get_asm_expr_operands): Likewise.
21099 * tree-into-ssa.c (dump_decl_set): Likewise.
21100 (update_ssa): Likewise.
21101 * tree-sra.c (scan_function): Likewise.
21102 (decide_instantiations): Likewise.
21103 (scalarize_parms): Likewise.
21104 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21105 (dsa_named_for): Likewise.
21106 * tree-ssa-structalias.c (update_alias_info): Likewise.
21107 (merge_smts_into): Likewise.
21109 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21112 * doc/invoke.texi (-fcx-limited-range): Document new option.
21113 * toplev.c (process_options): Handle -fcx-fortran-rules.
21114 * common.opt: Add documentation for -fcx-fortran-rules.
21116 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21119 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21120 actual behaviour and C99.
21122 2008-02-26 Ben Elliston <bje@au.ibm.com>
21124 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21125 (ASM_CPU_POWER6_SPEC): Likewise.
21126 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21127 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21128 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21130 2008-02-25 Richard Guenther <rguenther@suse.de>
21132 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21133 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21134 (lookup_decl_from_uid): Declare.
21135 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21136 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21137 (decl_for_uid_map): New global hashtable mapping DECL_UID
21139 (init_ttree): Allocate it.
21140 (insert_decl_to_uid_decl_map): New helper function.
21141 (make_node_stat): Insert new decls into the map.
21142 (copy_node_stat): Likewise.
21143 (lookup_decl_from_uid): New function.
21144 (print_decl_for_uid_map_statistics): New helper.
21145 (dump_tree_statistics): Call it.
21147 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21148 (referenced_var_iterator): Adjust.
21149 (FOR_EACH_REFERENCED_VAR): Adjust.
21150 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21151 (num_referenced_vars): Adjust.
21152 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21153 (first_referenced_var): Remove.
21154 (end_referenced_vars_p): Likewise.
21155 (next_referenced_var): Likewise.
21156 (referenced_var_iterator_set): New helper function.
21157 * tree-dfa.c (referenced_var_lookup): Adjust.
21158 (referenced_var_check_and_insert): Likewise.
21159 (remove_referenced_var): Likewise.
21160 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21161 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21162 (verify_call_clobbering): Likewise.
21163 (verify_memory_partitions): Likewise.
21164 (init_tree_ssa): Allocate bitmap instead of hashtable for
21166 (delete_tree_ssa): Adjust.
21167 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21168 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21169 (compute_tag_properties): Likewise.
21170 (set_initial_properties): Likewise.
21171 (find_partition_for): Likewise.
21172 (update_reference_counts): Likewise.
21173 (dump_may_aliases_for): Likewise.
21174 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21175 (add_call_clobber_ops): Likewise.
21176 (add_call_read_ops): Likewise.
21177 (get_asm_expr_operands): Likewise.
21178 * tree-into-ssa.c (dump_decl_set): Likewise.
21179 (update_ssa): Likewise.
21180 * tree-sra.c (scan_function): Likewise.
21181 (decide_instantiations): Likewise.
21182 (scalarize_parms): Likewise.
21183 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21184 (dsa_named_for): Likewise.
21185 * tree-ssa-structalias.c (update_alias_info): Likewise.
21186 (merge_smts_into): Likewise.
21188 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21191 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21192 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21193 * alias.h (nonoverlapping_memrefs_p): Likewise.
21195 2008-02-25 Jan Beulich <jbeulich@novell.com>
21197 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21198 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21199 __emultls_get_address, __emultls_register_common,
21200 __floatundi?f, and _Unwind_GetIPInfo.
21201 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21202 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21203 (gen_regparm_prefix): Likewise.
21204 (i386_nlm_encode_section_info): Sync with
21205 config/i386/winnt.c:i386_pe_encode_section_info().
21206 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21207 i386_nlm_mangle_decl_assembler_name): New.
21208 (netware_override_options): New.
21209 * config/i386/netware.h (netware_override_options): Declare.
21210 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21211 (i386_nlm_mangle_decl_assembler_name): Declare.
21212 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21214 2008-02-25 Ben Elliston <bje@au.ibm.com>
21217 * c-decl.c (grokdeclarator): Remove unused local variables
21218 `typedef_type' and `type_as_written'.
21220 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21221 unused local variable `has_hot_blocks'.
21222 (fix_crossing_conditional_branches): Remove unused local variable
21225 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21227 PR middle-end/19984
21228 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21229 using DEF_C99_BUILTIN.
21230 (BUILT_IN_NANF): Ditto.
21231 (BUILT_IN_NANL): Ditto.
21233 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21234 Revital Eres <eres@il.ibm.com>
21236 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21237 regarding the order of two dependent insns in the same row.
21239 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21241 * stor-layout.c (layout_decl): Do not bump the alignment of a
21242 bit-field to more than byte alignment if it is packed.
21244 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21246 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21249 2008-02-24 Diego Novillo <dnovillo@google.com>
21251 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21254 * tree-vrp.c (vrp_evaluate_conditional): With
21255 -Wtype-limits, emit a warning when comparing against a
21256 constant outside the natural range of OP0's type.
21257 * c.opt (Wtype-limits): Move ...
21258 * common.opt (Wtype-limits): ... here.
21260 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21262 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21263 * config/rs6000/e300c2c3.md: New file.
21264 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21266 (rs6000_override_options): Add e300c2 and e300c3 cases to
21267 processor_target_table. Do not allow usage of Altivec or Spe
21268 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21269 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21270 * config/rs6000/rs6000.h (processor_type): Add
21271 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21272 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21273 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21274 and ppce300c3. Include e300c2c3.md.
21276 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21278 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21279 instead of TARGET_STRICT_ALIGN.
21281 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21283 * explow.c (memory_address): Assert that the generated address is
21286 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21289 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21290 * config/darwin-ppc-ldouble-patch.def: New file.
21291 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21292 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21293 SUBTARGET_INIT_BUILTINS if defined.
21294 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21297 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21300 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21301 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21303 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21306 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21307 file" warning condtional on -Winvalid-PCH.
21309 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21311 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21313 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21317 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21318 prevent reload from using MMX registers.
21319 (*mov<mode>_internal): Ditto.
21320 (*movv2sf_internal_rex64): Ditto.
21321 (*movv2sf_internal): Ditto.
21323 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21325 PR documentation/31569
21326 * doc/install.texi2html: Use makeinfo --no-number-sections.
21328 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21330 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21331 ensure that we can address an entire entity > 8 bytes. Don't
21332 generate reg+reg addressing for such data.
21334 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21336 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21337 strings when optimizing for size, unless the target cares about
21340 2008-02-22 Tom Tromey <tromey@redhat.com>
21342 * regclass.c (current_pass): Remove declaration.
21344 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21346 * config/avr/libgcc.S (__RAMPZ__): Define.
21347 (__do_copy_data): Add for devices with 128KB code memory.
21349 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21351 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21353 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21355 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21357 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21360 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21363 * c-typeck.c (build_binary_op): Warn about floating point
21364 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21366 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21369 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21370 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21372 (rs6000_override_options): Set altivec_abi as default, not override,
21373 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21374 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21375 is used; use new member spe_abi.
21376 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21377 spe_abi and altivec_abi.
21379 2008-02-22 Tomas Bily <tbily@suse.cz>
21381 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21383 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21386 * config.build (build_file_translate): Set to `CMD //c' only if
21388 * Makefile.in (build_file_translate): Improve comment.
21390 2008-02-21 Jan Hubicka <jh@suse.cz>
21392 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21393 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21394 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21396 2008-02-21 Michael Matz <matz@suse.de>
21399 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21401 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21403 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21404 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21405 as insn constraint.
21406 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21407 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21408 SSE_VEC_FLOAT_MODE_P as insn constraint.
21409 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
21410 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
21411 sse4a_movntdf using MODEF mode iterator.
21412 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
21413 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
21414 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
21415 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
21416 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
21417 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
21418 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21420 2008-02-21 Richard Guenther <rguenther@suse.de>
21422 * tree.def (PAREN_EXPR): New tree code.
21423 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21425 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21426 * expr.c (expand_expr_real_1): Likewise.
21427 * tree-inline.c (estimate_num_insns_1): Likewise.
21428 * tree-complex.c (expand_complex_move): Likewise.
21429 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21432 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21435 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21437 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21440 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21442 * config/sh/sh.c (find_barrier): Don't go past
21443 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21445 2008-02-20 DJ Delorie <dj@redhat.com>
21447 * config/h8300/h8300.md (insv): Force source operand to be a register.
21449 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21450 as a jump, not as a plain insn.
21452 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21454 * doc/invoke.texi (Warning Options): Add new option
21455 -Wframe-larger-than=.
21456 (-Wframe-larger-than): Document.
21458 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21459 Add declarations for new option variables.
21461 * final.c (final_start_function): Check the frame size
21462 before emission and issue a Wframe-larger-than warning.
21464 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21465 Add definitions for new option variables.
21466 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21468 * common.opt (Wframe-larger-than=): New option.
21470 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21472 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21473 (<sse>_div<mode>3): Ditto.
21474 (<sse>_vmdiv<mode>3): Ditto.
21475 (<sse>_vmsqrt<mode>2): Ditto.
21476 (*smax<mode>3): Ditto.
21477 (sse5_frcz<mode>2): Ditto.
21478 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21479 as insn constraint.
21481 2008-02-20 Richard Guenther <rguenther@suse.de>
21483 PR middle-end/35265
21484 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21485 be happy with INTEGRAL_TYPE_P.
21487 2008-02-20 Richard Guenther <rguenther@suse.de>
21489 * fold-const.c (split_tree): Associate floatig-point expressions
21490 if flag_associative_math is set.
21492 2008-02-20 Richard Guenther <rguenther@suse.de>
21494 * tree.h (fold_real_zero_addition_p): Declare.
21495 * fold-const.c (fold_real_zero_addition_p): Export.
21496 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21497 floating-point operations with zero and one.
21499 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21501 * doc/install.texi: Correct references to CFLAGS, replacing them
21502 with BOOT_CFLAGS. Document flags used during bootstrap for
21505 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21507 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21508 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21509 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21511 (smin<mode>3): Ditto from similar patterns.
21512 (smax<mode>3): Ditto.
21513 (*ieee_smin<mode>3): Ditto.
21514 (*ieee_smax<mode>3): Ditto.
21515 * config/i386/sse.md (sse): New mode attribute.
21516 (mov<mode>): Macroize expander from movv4sf and movv2df using
21517 SSEMODEF2P mode iterator.
21518 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21519 SSE_VEC_FLOAT_MODE_P as insn constraint.
21520 (storent<mode>): Ditto.
21521 (storent<mode>): Macroize expander from storentsf and storentdf using
21522 MODEF mode iterator.
21523 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21524 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21525 (abs<mode>2): Ditto from similar patterns.
21526 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21527 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21528 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21529 (<sse>_vmsqrt<mode>2): Ditto.
21530 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21531 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21532 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21533 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21534 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21535 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21536 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21538 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21539 iterator and SSE_FLOAT_MODE_P as insn constraint.
21540 (<sse>_ucomi): Ditto from similar patterns.
21541 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21542 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21543 SSE_VEC_FLOAT_MODE_P as insn constraint.
21544 (vcond<mode>): Ditto from similar patterns.
21545 (and<mode>3, *and<mode>3): Ditto.
21546 (<sse>_nand<mode>3): Ditto.
21547 (ior<mode>3, *ior<mode>3): Ditto.
21548 (xor<mode>3, *xor<mode>3): Ditto.
21549 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21550 iterator and SSE_FLOAT_MODE_P as insn constraint.
21551 (*nand<mode>3): Ditto from similar patterns.
21552 (*ior<mode>3): Ditto.
21553 (*xor<mode>3): Ditto.
21555 2008-02-20 Ira Rosen <irar@il.ibm.com>
21557 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21558 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21559 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21561 2008-02-19 Jan Hubicka <jh@suse.cz>
21563 * predict.c (tree_bb_level_predictions): Remove variable next
21564 mistakely introduced by previous commit.
21566 2008-02-19 Jan Hubicka <jh@suse.cz>
21568 * predict.c (predict_paths_leading_to): Rewrite.
21569 (predict_paths_for_bb): New.
21570 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21572 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21575 * Makefile.in (build_file_translate): New.
21576 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21577 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21578 * configure.ac (build_file_translate): Substitute it.
21579 * configure: Regenerate.
21581 2008-02-19 Jan Hubicka <jh@suse.cz>
21583 PR rtl-optimization/34408
21584 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21587 2008-02-19 Jan Hubicka <jh@suse.cz>
21589 PR middle-end/28779
21590 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21593 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21596 * config/i386/i386-modes.def: Revert the last DI alignment
21597 change until Ada people can look into it.
21599 2008-02-19 Nick Clifton <nickc@redhat.com>
21601 * opts.c (print_specific_help): Fix typo in --help text.
21603 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21606 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21607 32-bit inline asm without asm alternatives for host GCC < 3.0.
21609 2008-02-19 Richard Guenther <rguenther@suse.de>
21611 PR tree-optimization/34989
21612 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
21613 Allow propagation to INDIRECT_REF if we can simplify only.
21615 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21617 * c-common.c (warn_for_collisions_1): Use appropriate option when
21620 2008-02-19 Nick Clifton <nickc@redhat.com>
21623 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
21624 (handle_options): Fix indentation.
21625 (print_filtered_help): If no language-specific options were
21626 displayed tell the user how to list all the options supported by
21627 the language's front-end.
21628 (print_specific_help): Fix indentation and remove duplicate line.
21629 (common_handle_option): Handle the -v option.
21630 For --help enable the display of undocumented options if the -v
21631 switch has been included on the command line.
21632 For --help= check for overlaps in the arguments between the option
21633 classes and the language names and issue a warning when they
21634 cannot be disambiguated.
21635 * c.opt (v): Pass on to the common option handler.
21637 2008-02-19 Revital Eres <eres@il.ibm.com>
21639 * modulo-sched.c (sms_schedule): Change dump message when
21640 create_ddg function fails.
21641 (try_scheduling_node_in_cycle): Rename row to cycle.
21642 (print_partial_schedule): Rename CYCLE to ROW.
21644 2008-02-19 Christian Bruel <christian.bruel@st.com>
21645 Zdenek Dvorak <ook@ucw.cz>
21647 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
21649 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21652 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
21653 (*x86_movdicc_0_m1_se): Ditto.
21655 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21657 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
21658 (CMPtype): Define as __gcc_CMPtype.
21659 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
21660 (CMPtype): Define as __gcc_CMPtype.
21662 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
21664 Support valgrind 3.3 for --enable-checking=valgrind.
21665 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
21667 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
21668 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
21669 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
21670 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
21671 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
21672 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
21673 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
21675 * ggc-zone.c: Similar.
21676 * ggc-page.c: Similar.
21678 2008-02-19 Paul Brook <paul@codesourcery.com>
21681 * config/arm/ieee754-df.S: Fix do_it typo.
21682 * config/arm/ieee754-sf.S: Fix do_it typo.
21684 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21687 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
21688 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
21689 (OPTION_MASK_ISA_SSE_SET): Likewise.
21690 (OPTION_MASK_ISA_SSE2_SET): Likewise.
21691 (OPTION_MASK_ISA_SSE3_SET): Likewise.
21692 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
21693 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
21694 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
21695 (OPTION_MASK_ISA_SSE4_SET): Likewise.
21696 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
21697 (OPTION_MASK_ISA_SSE5_SET): Likewise.
21698 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
21699 (OPTION_MASK_ISA_MMX_UNSET): Updated.
21700 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
21701 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
21702 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
21703 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
21704 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
21705 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
21706 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
21707 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
21708 (OPTION_MASK_ISA_SSE4): Removed.
21709 (ix86_handle_option): Turn on bits in ix86_isa_flags and
21710 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
21711 (override_options): Don't turn on implied SSE/MMX bits in
21714 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21716 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21719 2008-02-18 Joey Ye <joey.ye@intel.com>
21721 PR middle-end/34921
21722 * tree-nested.c (insert_field_into_struct): Set type alignment
21723 to field alignment if the former is less than the latter.
21725 2008-02-18 Jakub Jelinek <jakub@redhat.com>
21727 * BASE-VER: Set to 4.4.0.
21729 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21731 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
21732 * doc/cfg.texi: Likewise.
21733 * doc/extend.texi: Likewise.
21734 * doc/gty.texi: Likewise.
21735 * doc/invoke.texi: Likewise.
21736 * doc/loop.texi: Likewise.
21737 * doc/md.texi: Likewise.
21738 * doc/passes.texi: Likewise.
21739 * doc/rtl.texi: Likewise.
21740 * doc/sourcebuild.texi: Likewise.
21741 * doc/tm.texi: Likewise.
21742 * doc/tree-ssa.texi: Likewise.
21744 2008-02-17 Richard Guenther <rguenther@suse.de>
21746 PR middle-end/35227
21747 * tree-complex.c (init_parameter_lattice_values): Handle parameters
21748 without default definition.
21750 2008-02-17 Richard Guenther <rguenther@suse.de>
21752 PR tree-optimization/35231
21753 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
21756 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
21759 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21760 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21761 libgcc_cmp_return mode.
21763 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21766 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
21768 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
21770 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
21773 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21775 * doc/c-tree.texi: Use `@.' where appropriate.
21776 * doc/extend.texi: Likewise.
21777 * doc/install.texi: Likewise.
21778 * doc/invoke.texi: Likewise.
21779 * doc/loop.texi: Likewise.
21780 * doc/makefile.texi: Likewise.
21781 * doc/md.texi: Likewise.
21782 * doc/passes.texi: Likewise.
21783 * doc/standards.texi: Likewise.
21784 * doc/tm.texi: Likewise.
21786 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21788 PR middle-end/35196
21789 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
21791 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
21792 rather than in entry_bb.
21794 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21796 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21797 libgcc_cmp_return mode.
21799 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21801 PR middle-end/35130
21802 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
21803 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
21805 2008-02-15 Richard Guenther <rguenther@suse.de>
21806 Zdenek Dvorak <ook@ucw.cz>
21808 PR tree-optimization/35164
21809 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
21810 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
21811 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21812 Only propagate addresses which do not have abnormal SSA_NAMEs
21815 2008-02-15 Joseph Myers <joseph@codesourcery.com>
21818 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
21820 2008-02-15 Jan Hubicka <jh@suse.cz>
21822 PR middle-end/35149
21823 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
21825 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21827 PR middle-end/34621
21828 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
21829 when calculating alignment_pad.
21831 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21833 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
21834 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
21835 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
21836 and STACK_BOUNDARY define.
21838 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
21840 PR preprocessor/35061
21841 * c-pragma.c (handle_pragma_pop_macro): Check that
21842 pushed_macro_table has been allocated.
21844 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
21846 PR middle-end/35136
21847 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
21848 (force_gimple_operand): Likewise.
21849 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
21850 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21851 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
21852 (find_interesting_uses_address): Check addressability and alignment
21853 of the base expression only after substituting bases of IVs into it.
21855 2008-02-14 Michael Matz <matz@suse.de>
21858 * function.c (instantiate_virtual_regs_in_insn): Reload address
21859 before falling back to reloading the whole operand.
21861 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21863 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21864 before the first section switch note.
21866 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21868 * doc/bugreport.texi: Update copyright years.
21869 * doc/c-tree.texi: Likewise.
21870 * doc/cfg.texi: Likewise.
21871 * doc/cpp.texi: Likewise.
21872 * doc/cppinternals.texi: Likewise.
21873 * doc/fragments.texi: Likewise.
21874 * doc/frontends.texi: Likewise.
21875 * doc/gcc.texi: Likewise.
21876 * doc/gty.texi: Likewise.
21877 * doc/hostconfig.texi: Likewise.
21878 * doc/implement-c.texi: Likewise.
21879 * doc/libgcc.texi: Likewise.
21880 * doc/loop.texi: Likewise.
21881 * doc/makefile.texi: Likewise.
21882 * doc/options.texi: Likewise.
21883 * doc/passes.texi: Likewise.
21884 * doc/rtl.texi: Likewise.
21885 * doc/sourcebuild.texi: Likewise.
21886 * doc/standards.texi: Likewise.
21887 * doc/tree-ssa.texi: Likewise.
21888 * doc/trouble.texi: Likewise.
21890 * doc/extend.texi: Use @: or add comma where appropriate.
21891 * doc/invoke.texi: Likewise.
21892 * doc/tm.texi: Likewise.
21894 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21897 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21900 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21902 * doc/md.texi (clz, ctz): Add reference.
21903 * doc/rtl.texi (clz, ctz): Likewise.
21905 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21908 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21911 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21913 * config/s390/s390.c (struct constant_pool): New field
21914 emit_pool_after added.
21915 (s390_mainpool_start): Set the emit_pool_after flag according
21916 to the section switch notes.
21917 (s390_mainpool_finish): Consider emit_pool_after when emitting
21918 the literal pool at the end of the function.
21919 (s390_chunkify_start): Force literal pool splits at section
21922 2008-02-13 Michael Matz <matz@suse.de>
21925 * var-tracking.c (clobber_variable_part): Correctly traverse the
21928 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21931 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21932 Add -fdump-ipa-inline.
21933 * tree-dump.c (dump_files): Remove tree-inlined dump.
21934 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21936 2008-02-12 Richard Guenther <rguenther@suse.de>
21938 PR tree-optimization/35171
21939 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21942 2008-02-12 Richard Guenther <rguenther@suse.de>
21944 PR middle-end/35163
21945 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21946 value-preserving mode. Disallow final truncation.
21948 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21950 PR middle-end/35136
21951 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21952 code from here to...
21953 (force_gimple_operand): ...here.
21955 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21958 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21959 non-compatible pointers.
21960 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21961 different FIELD_DECLs, try harder by comparing field offsets, sizes
21964 PR inline-asm/35160
21965 * function.c (match_asm_constraints_1): Don't replace the same input
21968 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21970 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21971 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21972 (expand_epilogue): Restore RAMPZ register.
21973 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21975 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21977 * config/i386/cygwin.asm: (__alloca): Correct calling
21978 convention and alignment.
21979 (__chkstk): Force 8 byte stack alignment.
21981 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21982 Richard Guenther <rguenther@suse.de>
21984 PR tree-optimization/33992
21985 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21986 the zero we compare against.
21988 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21990 PR libfortran/35063
21991 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21992 to CloseHandle after unlocking to prevent accumulation of handle
21995 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21997 PR middle_end/34150
21998 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21999 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22000 and update LABEL_NUSES during and after reload.
22002 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22004 PR middle-end/34627
22005 * combine.c (simplify_if_then_else): Make sure the comparison is
22006 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22008 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22011 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22012 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22013 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22014 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22015 * tree.h (get_type_static_bounds): Likewise.
22017 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22019 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22020 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22021 Make -Wfoo language annotations match what the compiler outputs.
22023 2008-02-08 Sa Liu <saliu@de.ibm.com>
22025 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22026 intrinsics spu_convts, spu_convtu, spu_convtf.
22028 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22030 * doc/extend.texi (Function Attributes) <noinline>: Mention
22031 asm ("") as method to keep calls.
22033 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22036 * doc/options.texi (Options): Replace references to opts.sh with
22038 * opts-common.c: Likewise.
22039 * optc-gen.awk: Likewise.
22041 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22043 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22045 2008-02-07 Richard Henderson <rth@redhat.com>
22048 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22049 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22052 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22054 PR tree-optimization/35085
22055 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22056 for operand entry oe2 in addition to operand entry oe3 in order to
22057 expose more opportunities for vectorizer sum reduction.
22059 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22062 * Makefile.in (LIBS): Remove $(GMPLIBS).
22063 (cc1-dummy, cc1): Add $(GMPLIBS).
22065 2008-02-06 Jan Hubicka <jh@suse.cz>
22068 * i386.md (moddf_integer): Do not produce partial memory stalls for
22069 targets where it hurts.
22071 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22074 * optabs.c (expand_float): Do not check for decimal modes when
22075 expanding unsigned integer through signed conversion.
22077 2008-02-06 Nick Clifton <nickc@redhat.com>
22079 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22080 inside the clobber with a match_operand and duplicated operand
22081 number in the constraint.
22082 (ineqbranchsi): Delete redundant comment.
22084 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22086 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22087 builtin_define ("__USE_INIT_FINI__").
22088 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22090 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22092 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22094 PR documentation/30330
22095 * doc/invoke.texi (C++ Dialect Options)
22096 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22097 For each warning option -Wfoo that allows -Wno-foo, ensure both
22098 -Wfoo and -Wno-foo are listed in the option index. Fix index
22099 entry of -Wswitch-default, index -Wnormalized= including the
22100 `=', and -Wlarger-than-@var{len} including @var{len}.
22102 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22104 * config/i386/i386.md (floatunssisf2): Use
22105 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22106 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22107 Macroize expander using MODEF mode iterator.
22109 2008-02-05 Diego Novillo <dnovillo@google.com>
22111 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22114 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22116 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22119 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22121 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22124 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22125 to indicate if a message should be generated.
22126 (init_cumulative_args): Updated.
22127 (function_value_32): Likewise.
22129 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22131 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22133 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22136 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22137 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22139 2008-02-04 Diego Novillo <dnovillo@google.com>
22141 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22144 * tree-vrp.c (vrp_evaluate_conditional): With
22145 -Wtype-limits, emit a warning when comparing against a
22146 constant outside the natural range of OP0's type.
22148 2008-02-04 Richard Guenther <rguenther@suse.de>
22150 PR middle-end/33631
22151 * expr.c (count_type_elements): Give for unions instead of
22154 2008-02-04 Richard Guenther <rguenther@suse.de>
22156 PR middle-end/35043
22157 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22158 to TYPE_DOMAINs base type instead of using bitsizetype here.
22160 2008-02-03 Jason Merrill <jason@redhat.com>
22162 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22164 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22167 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22168 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22169 (RS/6000 and PowerPC Options): Fix typos and markup.
22170 * doc/passes.texi (Tree-SSA passes): Likewise.
22172 2008-02-02 Michael Matz <matz@suse.de>
22175 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22176 from record_last_reg_set_info.
22177 (record_last_reg_set_info): Take an RTX argument, iterate over all
22178 constituent hardregs.
22179 (record_last_set_info, record_opr_changes): Change calls to
22180 new signature or to record_last_reg_set_info_regno.
22182 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22184 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22186 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22188 PR rtl-optimization/34773
22189 * reg-notes.def (EQUAL): Mention significance of combination of
22190 REG_EQUAL and REG_RETVAL.
22191 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22192 insn that has a REG_RETVAL.
22194 2008-02-01 Roger Sayle <roger@eyesopen.com>
22197 * configure.ac (--enable-fixed-point): Disable unless explicitly
22199 * configure: Regenerate.
22201 2008-02-01 Richard Guenther <rguenther@suse.de>
22204 * invoke.texi (-finline-limit): Remove no longer true parts
22205 of the documentation. Note that there is no default value.
22207 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22208 Mark Mitchell <mark@codesourcery.com>
22209 Ben Elliston <bje@au.ibm.com>
22212 * doc/extend.texi (Other Builtins): Document.
22214 2008-01-31 Tom Browder <tom.browder@gmail.com>
22216 * doc/c-tree.texi (Types): Fix grammar.
22217 (Expression trees): Ditto.
22218 * doc/passes.texi (Tree-SSA passes): Ditto.
22220 * doc/configterms.texi (Configure Terms): Fix typo.
22221 * doc/cpp.texi (Common Predefined Macros): Ditto.
22222 * doc/md.texi (Machine Constraints): Ditto.
22224 * doc/makefile.texi (Makefile): Add comma.
22226 2008-01-31 Tom Browder <tom.browder@gmail.com>
22227 Gerald Pfeifer <gerald@pfeifer.com>
22229 * doc/sourcebuild.texi (Front End): Remove references to CVS
22230 and CVSROOT/modules.
22231 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22232 (Back End): Remove reference to CVS.
22234 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22237 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22239 (mips16_gp_pseudo_reg): ...here.
22240 * config/mips/mips.md (load_const_gp): Replace with...
22241 (load_const_gp_<mode>): ...this :P-based insn.
22243 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22245 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22246 options. Minor fixes.
22247 (-std): Move reference to standards closer to where language
22248 standards are first mentioned.
22250 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22252 PR rtl-optimization/34995
22253 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22254 parameter and return a bool. If the rtx parameter is nonnull,
22255 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22256 (find_reloads): Update call accordingly. Pass the new operand
22257 if it needed no address reloads, otherwise pass null.
22259 2008-01-30 Richard Henderson <rth@redhat.com>
22262 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22263 for unbounded arrays.
22265 2008-01-30 Silvius Rus <rus@google.com>
22267 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22269 2008-01-30 Jan Hubicka <jh@suse.cz>
22272 * i386.c (init_cumulative_args): Use real function declaration when
22275 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22277 PR rtl-optimization/34998
22278 * global.c (build_insn_chain): Treat non-subreg_lowpart
22279 SUBREGs of pseudos as clobbering all the words covered by the
22280 SUBREG, not just all the bytes.
22281 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22282 original df_ref rather than an extract parameter.
22283 (global_conflicts): Update call accordingly.
22285 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22287 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22288 the overflow check to make it easier to read.
22289 (__fixtfdi): Change the type of the ll member in union
22290 long_double to UDItype_x.
22292 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22294 PR middle-end/34969
22295 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22296 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22297 * tree-inline.c (fold_marked_statements): Call
22298 cgraph_update_edges_for_call_stmt if folding a call statement.
22299 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22300 debug_generic_stmt calls, reset it back afterwards.
22303 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22305 * c-typeck.c (build_external_ref): Don't pedwarn about
22306 static vars in current function's scope.
22308 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22310 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22312 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22315 * ipa-struct-reorg.c: Fix spelling.
22316 * params.def: Ditto.
22318 2008-01-29 Richard Guenther <rguenther@suse.de>
22320 PR middle-end/35006
22321 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22323 * tree-inline.c (remap_type): Increment remapping_type_depth
22324 around remapping types.
22325 (copy_body_r): Only add referenced variables if they are referenced
22326 from code, not types.
22328 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22339 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22340 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22342 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22345 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22346 pointer for tiny stack.
22348 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22350 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22352 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22354 * config/vx-common.h: Fix typo in comment.
22356 2008-01-28 Ian Lance Taylor <iant@google.com>
22360 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22361 coalesce pointers if they have different DECL_NO_TBAA_P values.
22362 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22363 between variables with different DECL_NO_TBAA_P values.
22365 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22368 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22369 are not legitimate small data references on SPE targets.
22371 2008-01-28 David Daney <ddaney@avtrex.com>
22373 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22375 2008-01-28 David Daney <ddaney@avtrex.com>
22377 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22379 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22381 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22382 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22383 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22384 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22385 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22386 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22387 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22388 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22390 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22392 * basic-block.h (condjump_equiv_p): Fix comment.
22394 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22396 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22397 print_generic_stmt_indented): Fix comment.
22399 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22401 * configure.ac (__stack_chk_fail): Add detecion for availability
22402 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22403 * configure: Regenerate.
22405 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22407 PR middle-end/34688
22408 * final.c (output_addr_const): Handle TRUNCATE.
22410 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
22413 * tree-ssa-loop-ivopts.c (comp_cost): New type.
22414 (zero_cost, infinite_cost): New constants.
22415 (struct cost_pair): Change type of cost to comp_cost.
22416 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
22417 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
22419 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22420 split_address_cost, ptr_difference_cost, difference_cost,
22421 get_computation_cost_at, get_computation_cost,
22422 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22423 determine_use_iv_cost_condition, determine_use_iv_costs,
22424 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22425 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22426 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22427 Change type of cost to comp_cost.
22428 (determine_iv_cost): Increase cost of non-original ivs, instead
22429 of decreasing the cost of original ones.
22430 (get_address_cost): Indicate the complexity of the addressing mode
22432 (try_add_cand_for): Prefer using ivs not specific to some object.
22433 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22435 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22436 Janis Johnson <janis187@us.ibm.com>
22439 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22440 (TARGET_INSTANTIATE_DECLS): Likewise.
22441 * target.h (expand_to_rtl_hook): New target hook.
22442 (instantiate_decls): Likewise.
22443 * function.c (instantiate_decl): Make non-static. Rename to...
22444 (instantiate_decl_rtl): ... this.
22445 (instantiate_expr): Use instantiate_decl_rtl.
22446 (instantiate_decls_1): Likewise.
22447 (instantiate_decls): Likewise.
22448 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22449 * function.h (instantiate_decl_rtl): Add prototype.
22450 * cfgexpand.c (target.h): New include.
22451 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22452 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22453 (TARGET_INSTANTIATE_DECLS): Likewise.
22454 (TARGET_INITIALIZER): New target hooks added.
22455 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22457 * config/rs6000/rs6000.c (tree-flow.h): New include.
22458 (machine_function): Add sdmode_stack_slot field.
22459 (rs6000_alloc_sdmode_stack_slot): New function.
22460 (rs6000_instantiate_decls): Likewise.
22461 (rs6000_secondary_memory_needed_rtx): Likewise.
22462 (rs6000_check_sdmode): Likewise.
22463 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22464 (TARGET_INSTANTIATE_DECLS): Likewise.
22465 (rs6000_hard_regno_mode_ok): Allow SDmode.
22466 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22467 (rs6000_emit_move): Handle SDmode.
22468 (function_arg_advance): Likewise.
22469 (function_arg): Likewise.
22470 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22471 SDmode var args for 32-bit compiles.
22472 (rs6000_secondary_reload_class): Handle SDmode.
22473 (rs6000_output_function_epilogue): Likewise.
22474 (rs6000_function_value): Simplify if statement.
22475 (rs6000_libcall_value): Likewise.
22476 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22477 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22478 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22479 (movsd_hardfloat): New define_insn.
22480 (movsd_softfloat): Likewise.
22481 (movsd_store): Likewise.
22482 (movsd_load): Likewise.
22483 (extendsddd2): Likewise.
22484 (extendsdtd2): Likewise.
22485 (truncddsd2): Likewise.
22486 (movdd_hardfloat64): Fixup comment.
22487 (UNSPEC_MOVSD_LOAD): New constant.
22488 (UNSPEC_MOVSD_STORE): Likewise.
22490 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22493 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22495 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22496 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22497 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22498 and TRUTH_XOR_EXPR.
22500 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22503 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22504 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22505 __LONGDOUBLE128 too.
22506 * config/rs6000/aix61.h: New file.
22508 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22510 PR rtl-optimization/34959
22511 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22512 popcount and parity rtxes the same mode as their operand.
22513 Truncate or extend the result to the return value's mode
22516 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22519 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22520 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22521 to GOT_VERSION_REGNUM.
22522 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22523 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22524 * config/mips/mips.c (mips_emit_call_insn): New function.
22525 (mips_call_tls_get_addr): Call mips_expand_call directly.
22526 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22528 (mips16_build_call_stub): Likewise. Return the call insn or null.
22529 (mips_expand_call): Update the call to mips16_build_call_stub
22530 accordingly and a remove redundant condition. Assert that MIPS16
22531 stubs do not use lazy binding. Use mips_emit_call_insn and return
22533 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22535 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22536 (mips_avoid_hazard): Remove hazard_set handling.
22537 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22538 (UNSPEC_RESTORE_GP): ...this.
22539 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22540 (FAKE_CALL_REGNO): Rename to...
22541 (GOT_VERSION_REGNUM): ...this.
22542 (type): Add "ghost" value. Add an associated insn reservation.
22543 (hazard_set): Remove.
22544 (exception_receiver): Rename to...
22545 (restore_gp): ...this and update the unspec identifier accordingly.
22546 (exception_receiver, nonlocal_got_receiver): New expanders.
22547 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22548 FAKE_CALL_REGNO. Remove hazard_set attribute.
22549 (set_got_version, update_got_version): New patterns.
22551 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22554 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22556 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22559 * doc/install.texi2html: Generate gcc-vers.texi.
22561 2008-01-25 DJ Delorie <dj@redhat.com>
22563 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22565 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22567 * config/c4x: Remove directory.
22568 * config.gcc (crx-*, mt-*): Mark obsolete.
22569 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22570 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22571 sh-*-rtemscoff*): Remove cases.
22572 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22573 * real.c (encode_c4x_single, decode_c4x_single,
22574 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22575 c4x_extended_format): Remove.
22576 * real.h (c4x_single_format, c4x_extended_format): Remove.
22577 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22579 (Pragmas): Remove comment about c4x pragmas.
22580 * doc/install.texi (c4x): Remove target-specific instructions.
22581 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22582 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22583 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22584 refer to C4x source files as examples.
22585 (C4X_FLOAT_FORMAT): Remove documentation.
22587 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22589 * config/bfin/bfin.c (override_options): Reorder tests so that
22590 flag_pic gets enabled for -msep-data.
22592 2008-01-25 Richard Guenther <rguenther@suse.de>
22594 PR middle-end/32244
22595 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22596 to its bitfield precision if required.
22598 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22600 PR middle-end/33880
22601 * tree-nested.c (walk_omp_for): New function.
22602 (convert_nonlocal_reference, convert_local_reference): Call
22603 walk_omp_for on OMP_FOR.
22604 (convert_call_expr): Call walk_body on OMP_FOR's
22605 OMP_FOR_PRE_INIT_BODY.
22607 2008-01-25 Richard Guenther <rguenther@suse.de>
22609 PR tree-optimization/34966
22610 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22611 default defs and PHI_NODEs we have to insert after the
22612 defining statement.
22614 2008-01-24 Nick Clifton <nickc@redhat.com>
22616 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
22617 Provide a default definition.
22618 (LIBGCC2_UNITS_PER_WORD): Likewise.
22620 * config/stormy16/stormy16.c: Include df.h for the prototype
22621 for df_regs_ever_live_p.
22622 (xstormy16_expand_builtin_va_start): Convert the stack offset
22623 into a component_ref and then use POINTER_PLUS_EXPR to add it
22624 to the incoming_virtual_args_rtx.
22625 (xstormy16_gimplify_va_arg_expr): Rename to
22626 xstormy16_gimplify_va_arg_expr.
22627 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
22628 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
22629 xstormy16_gimplify_va_arg_expr.
22630 Fix up some formatting issues.
22632 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
22633 Move to predicates.md.
22634 (xs_hi_general_operand): Likewise.
22635 (xs_hi_nonmemory_operand): Likewise.
22636 * config/stormy16/predicates.md:
22637 (xstormy16_carry_plus_operand): New predicate.
22638 (xs_hi_general_operand): New predicate.
22639 (xs_hi_nonmemory_operand): New predicate.
22640 * config/stormy16/stormy16-protos.h:
22641 (xstormy16_carry_plus_operand): Delete prototype.
22642 (xs_hi_general_operand): Likewise.
22643 (xs_hi_nonmemory_operand): Likewise.
22645 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
22646 modifiers as they are no longer needed and they can trigger
22647 reload spill failures.
22649 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
22650 with a match_operand in order to help reload.
22652 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
22653 constraint with 'e' for the 8th alternative as this version of
22654 the mov.w instruction only accepts the lower 8 registers.
22656 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
22659 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
22660 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
22663 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22665 PR middle-end/33333
22666 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
22668 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22670 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
22672 (remove_structure): Update allocations list before removing structure.
22674 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22676 * ipa-struct-reorg.c (is_safe_cond_expr,
22677 create_new_stmts_for_cond_expr): Use integer_zerop function,
22678 that recognize not only zero-pointer, but zero-integer too.
22680 2008-01-25 Ben Elliston <bje@au.ibm.com>
22683 * fixproto: Escape "." in sed expression that strips leading "./".
22685 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
22688 * gcc.c (SWITCH_OK): Removed.
22689 (SWITCH_LIVE): Changed to bit.
22690 (SWITCH_FALSE): Likewise.
22691 (SWITCH_IGNORE): Likewise.
22692 (switchstr): Change live_cond to unsigned int.
22693 (process_command): Replace SWITCH_OK with 0.
22694 (do_self_spec): Likewise.
22695 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
22696 (give_switch): Likewise.
22697 (used_arg): Likewise.
22698 (do_spec_1): Set the SWITCH_IGNORE bit.
22699 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
22700 bits. Set the SWITCH_LIVE bit.
22702 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22704 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
22706 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
22708 PR tree-optimization/34472
22709 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
22710 parameter to a "bool *" and set *DATA to false if there is
22711 an unsafe access. Do not delete the structure here.
22712 (check_cond_exprs): Delete it here instead.
22713 (check_cond_exprs, exclude_cold_structs): Do not increase
22714 I when removing a structure.
22716 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
22719 * config/i386/i386.c (ix86_expand_vector_init): Consider only
22720 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
22722 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
22724 PR middle-end/34934
22725 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
22726 a fixed vector for stack.
22728 2008-01-24 Ben Elliston <bje@au.ibm.com>
22731 * doc/gcc.texi (Software development): Add a direntry for g++.
22733 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
22735 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
22736 stale and straggling -fforce-addr comments above.
22738 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
22740 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
22741 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
22743 2008-01-23 Michael Matz <matz@suse.de>
22746 * dwarf2out.c (force_type_die): Use modified_type_die instead of
22749 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
22751 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
22752 malloc result type.
22754 2008-01-23 Anatoly Sokolov <aesok@post.ru>
22756 * config/avr/avr.c (avr_current_arch): New variable.
22757 (avr_arch_types): Add 'avr31' and 'avr51' entries.
22758 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
22759 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
22760 (avr_override_options): Init 'avr_current_arch'.
22761 (base_arch_s): Move from here...
22762 * config/avr/avr.h (base_arch_s): ... here. Add new members
22763 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
22764 'mega' to 'have_jmp_call'.
22765 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
22766 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
22768 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
22770 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22771 MULTILIB_MATCHES): Ditto.
22773 2008-01-23 Richard Guenther <rguenther@suse.de>
22775 PR middle-end/31529
22776 * cgraphunit.c (cgraph_reset_node): Always mark the node
22777 not reachable if it is not queued already.
22779 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
22781 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
22782 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
22783 (cputype_selected): New static variable.
22784 (bfin_handle_option): Set it if -mcpu is used.
22785 (override_option): Select default set of workarounds if no cpu type
22786 selected on the command line.
22787 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
22789 From Michael Frysinger <michael.frysinger@analog.com>
22790 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
22791 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
22793 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
22794 for bf547, bf523, bf524, and bf526.
22795 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
22797 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
22798 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
22799 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
22800 __ADSPBF547__ and __ADSPBF54x__ for bf547.
22801 * doc/invoke.texi (Blackfin Options): Document that
22802 -mcpu now accept bf547, bf523, bf524, and bf526.
22804 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
22806 PR rtl-optimization/34628
22807 * combine.c (try_combine): Stop and undo after the first combination
22808 if an autoincrement side-effect on the first insn has effectively
22811 2008-01-22 David Edelsohn <edelsohn@gnu.org>
22814 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
22815 Offset addresses are not valid for Altivec or paired float modes.
22817 2008-01-22 Jakub Jelinek <jakub@redhat.com>
22820 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
22821 if DECL_INITIAL (decl) is error_mark_node.
22824 * c-common.c (handle_vector_size_attribute): Only allow
22825 integral, scalar float and fixed point types. Handle OFFSET_TYPE
22826 the same way as pointer, array etc. types.
22827 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
22830 * tree.c (build_type_attribute_qual_variant): Call
22831 build_qualified_type if attributes are equal, but quals are not.
22833 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22836 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
22837 * flags.h (warn_strict_aliasing): Remove.
22838 (warn_strict_overflow): Remove.
22839 * opts.c (warn_strict_aliasing): Remove.
22840 (warn_strict_overflow): Remove.
22841 * c-opts.c (c_common_handle_option): -Wall only sets
22842 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
22843 (c_common_post_options): Give default values to -Wstrict-aliasing
22844 and -Wstrict-overflow if they are uninitialized.
22845 * common.opt (Wstrict-aliasing): Specify Var and Init.
22846 (Wstrict-overflow): Likewise.
22848 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
22850 PR rtl-optimization/26854
22851 PR rtl-optimization/34400
22852 PR rtl-optimization/34884
22853 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
22855 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
22856 (df_rd_bb_info.expanded_lr_out): Deleted
22857 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
22858 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
22859 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22860 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22861 Removed code to allocate, initialize or free expanded_lr_out.
22862 (df_rd_bb_local_compute_process_def): Restructured to make more
22864 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22865 sets if the sets are being trimmed.
22867 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22870 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22871 (as_vers): Likewise.
22872 * configure: Regenerated.
22874 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22876 PR middle-end/33092
22877 * tree-pass.h (pass_build_alias): New pass.
22878 * tree-ssa-alias.c (gate_build_alias): New.
22879 (pass_build_alias): New.
22880 * passes.c (init_optimization_passes): Add pass_build_alias after
22881 pass_create_structure_vars.
22883 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22885 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22886 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22887 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22888 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22889 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22890 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22891 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22892 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22893 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22894 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22895 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22896 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22897 * config/s390/s390.md (FP_ALL): New mode iterator.
22898 (_d): New mode attribute.
22899 ("*signbit<mode>2>"): Changed mode of first operand.
22900 ("isinf<mode>2"): Changed mode of first operand.
22901 ("*TDC_insn"): Adaptation for DFP modes.
22903 2008-01-22 Ben Elliston <bje@au.ibm.com>
22905 * tree.c (check_qualified_type): Improve function description.
22907 2008-01-21 Jason Merrill <jason@redhat.com>
22910 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22911 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22914 2008-01-21 DJ Delorie <dj@redhat.com>
22916 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22919 2008-01-21 Richard Guenther <rguenther@suse.de>
22921 PR middle-end/34856
22922 * tree-cfg.c (verify_expr): Allow all invariant expressions
22923 instead of just constant class ones as reference argument.
22924 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22925 like any other constant.
22926 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22928 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22930 * regmove.c (fixup_match_1): Update call crossed frequencies.
22932 2008-01-21 Richard Guenther <rguenther@suse.de>
22935 * tree-inline.c (setup_one_parameter): Deal with mismatched
22936 types using a VIEW_CONVERT_EXPR.
22938 2008-01-21 Alon Dayan <alond@il.ibm.com>
22939 Olga Golovanevsky <olga@il.ibm.com>
22941 PR tree-optimization/34701
22942 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22943 when the structure size is not a power of 2.
22945 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22947 * doc/install.texi: Add doc for --enable-checking=df.
22949 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22951 PR rtl-optimization/34808
22952 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22954 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22956 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22959 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22961 PR rtl-optimization/26854
22962 PR rtl-optimization/34400
22963 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22965 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22966 (df_rd_bb_info.expanded_lr_out): New.
22967 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22968 * loop_iv.c (iv_analysis_loop_init): Ditto.
22969 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22970 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22971 Added code to allocate, initialize or free expanded_lr_out.
22972 (df_rd_bb_local_compute_process_def): Restructured to make
22973 more understandable.
22974 (df_rd_confluence_n): Add code to do nothing with fake edges and
22975 code to no apply invalidate_by_call sets if the sets are being trimmed.
22976 (df_lr_local_finalize): Renamed to df_lr_finalize.
22977 (df_live_local_finalize): Renamed to df_live_finalize.
22979 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22982 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22983 deciding whether to use reciprocal instructions.
22985 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22987 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22988 dwarf2out_note_section_used if cold_text_section is NULL.
22990 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22992 PR gcov-profile/34610
22993 * tree-cfg.c (make_edges): Mark both outgoing edges from
22994 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22995 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22996 from OMP_FOR and OMP_CONTINUE outgoing edges.
22998 * tree-profile.c (tree_profiling): Return early if
22999 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23001 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23002 from cfun to child_cfun.
23003 * function.h (struct function): Add after_tree_profile bit.
23005 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23007 * config/avr/avr.S (_exit): Disable interrupt.
23009 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23010 Steven Bosscher <stevenb.gcc@gmail.com>
23012 PR rtl-optimization/26854
23013 PR rtl-optimization/34400
23014 * df-problems.c (df_live_scratch): New scratch bitmap.
23015 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23016 (df_live_reset): Clear the proper bitmaps.
23017 (df_live_bb_local_compute): Only process the artificial defs once
23018 since the order is not important.
23019 (df_live_init): Init the df_live sets only with the variables
23020 found live by df_lr.
23021 (df_live_transfer_function): Use the df_lr sets to prune the
23022 df_live sets as they are being computed.
23023 (df_live_free): Free df_live_scratch.
23025 2008-01-18 Ian Lance Taylor <iant@google.com>
23027 * common.opt: Add fmerge-debug-strings.
23028 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23029 flag_merge_debug_strings rather than flag_merge_constants.
23030 * doc/invoke.texi (Option Summary): Mention
23031 -fmerge-debug-strings.
23032 (Debugging Options): Document -fmerge-debug-strings.
23034 2008-01-18 Ian Lance Taylor <iant@google.com>
23037 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23038 (struct tree_function_decl): Add new field operator_new_flag.
23039 * tree-inline.c (expand_call_inline): When inlining a call to
23040 operator new, force the return value to go into a variable, and
23041 set DECL_NO_TBAA_P on that variable.
23042 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23044 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23047 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23048 DWARF2_DEBUGGING_INFO.
23049 (dwarf2out_note_section_used): Ditto. Add prototype.
23050 (have_multiple_function_sections, text_section_used,
23051 cold_text_section_used, *cold_text_sections): Move declarations
23054 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23056 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23057 field and add signal_ra.
23058 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23059 assignments to frame state pc. Move end of stack check after
23060 MD_FALLBACK_FRAME_STATE_FOR.
23061 (uw_update_context_1): Use frame state signal_regs if set, instead
23062 of checking signal_frame flag.
23063 (uw_update_context): Use frame state signal_ra if set.
23064 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23065 * config/xtensa/linux-unwind.h: New file.
23067 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23069 * modulo-sched.c (get_sched_window): Fix comment typo.
23071 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23073 PR tree-optimization/34648
23074 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23076 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23078 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23079 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23081 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23083 PR rtl-optimization/34400
23084 * df-core.c (df_worklist_dataflow_overeager,
23085 df_worklist_dataflow_doublequeue): New functions.
23086 (df_worklist_dataflow): Two different worklist solvers.
23087 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23090 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23093 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23094 and ftree-parallelize-loops.
23096 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23098 PR rtl-optimization/34826
23099 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23101 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23103 * global.c (find_reg): Mark the eh regs as used if necessary.
23104 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23105 * ra.h (struct allocno): no_eh_reg field added. Changed
23106 no_stack_reg type to bitfield.
23108 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23110 * tree.c (substitute_in_expr): Add missing 'break'.
23112 2008-01-17 Richard Guenther <rguenther@suse.de>
23114 PR tree-optimization/34825
23115 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23116 x / x as division to handle.
23118 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23120 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23121 "-pthread" is specified.
23122 * pa-hpux11.h (LIB_SPEC): Likewise.
23124 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23125 Peter Bergner <bergner@vnet.ibm.com>
23127 PR rtl-optimization/33796
23128 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23130 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23132 PR libgfortran/34699
23133 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23135 * pa-hpux10.h (LINK_SPEC): Likewise.
23136 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23138 2008-01-16 Richard Guenther <rguenther@suse.de>
23140 PR middle-end/32628
23141 * fold-const.c (fold_convert_const_int_from_int): Do not
23142 set overflow if that occured only because of a sign extension
23143 change when converting from/to a sizetype with the same
23144 precision and signedness.
23146 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23149 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23150 location address to the correct place. Update copyright year.
23152 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23154 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23155 no dependences in the dependence_relations vector.
23157 2008-01-16 Jan Hubicka <jh@suse.cz>
23159 PR rtl-optimization/31396
23160 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23161 * cfg.c (dump_reg_info): Print it.
23162 * regs.h (struct reg_info_t): add freq_calls_crossed.
23163 (REG_FREQ_CALLS_CROSSED): New macro.
23164 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23165 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23166 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23167 regmove_optimize): Update call crossed frequencies.
23168 * local-alloc.c (struct qty): Add freq_calls_crossed.
23169 (alloc_qty): Copute freq_calls_crossed.
23170 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23171 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23172 * ra.h (struct allocno): Add freq_calls_crossed.
23174 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23176 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23177 libgomp when compiling with ftree-parallelize-loops.
23178 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23180 2008-01-16 Richard Guenther <rguenther@suse.de>
23182 PR tree-optimization/34769
23183 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23184 * tree.c (int_cst_value): Instead make this function more
23185 permissive in what it accepts as valid input. Document this
23186 function always sign-extends the value.
23188 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23189 Richard Guenther <rguenther@suse.de>
23192 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23193 (gimple_fold_indirect_ref_rhs): ... this.
23194 (gimple_fold_indirect_ref): New function with foldings
23195 that preserve lvalueness.
23196 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23197 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23198 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23199 to fold an INDIRECT_REF, fall back to the old use of
23200 fold_indirect_ref_1.
23202 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23204 * tree-data-ref.c (subscript_dependence_tester_1): Call
23205 free_conflict_function.
23206 (compute_self_dependence): Same.
23208 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23211 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23212 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23214 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23215 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23216 for DWARF2_UNWIND_INFO targets.
23218 2008-01-16 Richard Guenther <rguenther@suse.de>
23221 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23222 type qualifiers for function types.
23224 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23226 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23227 loop_iterator li from previous commit.
23229 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23231 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23233 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23235 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23236 (parallelize_loops): Don't parallelize irreducible components.
23238 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23241 * c-opts (c_common_post_options): Do not enable CPP
23242 flag_pedantic_errors by default.
23244 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23246 PR rtl-optimization/31944
23247 * cse.c (remove_pseudo_from_table): New function.
23248 (merge_equiv_classes): Use above function to remove pseudo-registers.
23249 (invalidate): Likewise.
23251 2008-01-13 Richard Guenther <rguenther@suse.de>
23253 PR middle-end/34601
23254 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23255 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23257 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23259 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23260 validate_change to unshare the source of the PC set.
23262 2008-01-12 Jan Hubicka <jh@suse.cz>
23264 PR middle-end/32135
23265 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23266 references above array bounds. This might trigger bounds checks for
23267 pointers to arrays.
23269 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23271 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23272 new_replaceable_dependencies.
23274 2008-01-12 Doug Kwan <dougkwan@google.com>
23276 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23277 instead of OPT_Wreturn_type in warning due to ignored return type
23279 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23280 options included in -Wextra.
23281 * c.opt: New option -Wignored_qualifiers.
23282 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23283 -Wignore_qualifiers.
23284 (-Wignored-qualifiers): Document.
23285 (-Wreturn-type): Remove description of functionality now handled
23286 by -Wignored-qualifiers.
23288 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23291 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23292 NOP_EXPR if it is between integral types with the same precision.
23294 2008-01-12 Jan Hubicka <jh@suse.cz>
23297 * invoke.texi (max-inline-recursive-depth): Fix default value.
23299 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23301 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23304 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23306 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23308 2008-01-11 James E. Wilson <wilson@specifix.com>
23311 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23313 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23315 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23316 save/restore frame pointer register and don't use 'call-prologues'
23317 optimization in function with "OS_task" attribute.
23319 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23321 PR middle-end/31309
23322 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23323 when copying to memory.
23325 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23327 PR rtl-optimization/30905
23328 * cfgcleanup.c: Include dce.h
23329 (crossjumps_occured): New global variable.
23330 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23331 If something changed, set crossjumps_occured to true.
23332 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23333 Don't add/remove fake edges to exit here...
23334 (cleanup_cfg): ...but do it here, when crossjumping.
23335 Run a fast DCE when successful crossjumps occured in the latest
23336 iteration of try_optimize_cfg.
23338 2008-01-11 Richard Guenther <rguenther@suse.de>
23340 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23341 (struct vn_unary_op_s): Likewise.
23342 (vn_reference_insert): Free old reference on hash collision.
23344 2008-01-10 Raksit Ashok <raksit@google.com>
23346 PR rtl-optimization/27971
23347 * combine.c (find_split_point): Split PLUS expressions which are
23348 inside a MEM rtx, and whose first operand is complex.
23350 2008-01-10 DJ Delorie <dj@redhat.com>
23352 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23353 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23354 (m32c_hard_regno_ok): Call the underlying function.
23356 2008-01-10 Richard Guenther <rguenther@suse.de>
23358 PR middle-end/34683
23359 * tree-cfg.c (tree_merge_blocks): Do not go through the
23360 full-blown folding and stmt updating path if we just deal
23361 with virtual operands.
23362 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23363 test for abnormal SSA_NAMEs.
23365 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23367 PR middle-end/34641
23368 * reload.c (push_reload): Add assertions. All constants from
23369 reg_equiv_constant should have been used for replacing the respective
23371 (find_reloads_address): Invoke find_reloads_address_part for
23372 constant taken from the reg_equiv_constant array.
23374 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23376 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23377 field (valnum) the first in the struct. Replace bools with
23380 2008-01-10 Richard Guenther <rguenther@suse.de>
23382 PR tree-optimization/34651
23383 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23384 types and ordering for masking and converting.
23386 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23388 PR tree-optimization/34017
23389 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23390 also for PHI_NODE expressions.
23392 2008-01-09 Jan Hubicka <jh@suse.cz>
23394 PR tree-optimization/34708
23395 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23396 based on number of case labels.
23397 (init_inline_once): Remove switch_cost.
23398 * tree-inline.h (eni_weights_d): Remove switch_cost.
23400 2008-01-09 Richard Guenther <rguenther@suse.de>
23401 Andrew Pinski <andrew_pinski@playstation.sony.com>
23403 PR middle-end/30132
23404 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23405 temporary if an rvalue is ok or an lvalue is not required.
23407 2008-01-09 Richard Guenther <rguenther@suse.de>
23409 PR middle-end/34458
23410 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
23411 adjust return type.
23413 2008-01-09 Richard Guenther <rguenther@suse.de>
23415 PR middle-end/34679
23416 * tree.c (host_integerp): Check for sizetype only if the
23417 type is an integer type.
23419 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23422 * opts.c (decode_options): Disable inlining of functions called
23423 once if not in unit-at-a-time mode.
23425 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23427 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23429 2008-01-08 Richard Guenther <rguenther@suse.de>
23431 PR middle-end/31863
23432 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23433 out early if the result will be unused.
23435 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23440 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23441 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23444 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23446 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23447 for vectorization tuned.
23449 2008-01-08 Richard Guenther <rguenther@suse.de>
23451 PR tree-optimization/34683
23452 * tree-ssa-operands.c (operand_build_cmp): Export.
23453 * tree-ssa-operands.h (operand_build_cmp): Declare.
23454 * tree-vn.c (vuses_compare): Remove.
23455 (sort_vuses): Use operand_build_cmp.
23456 (sort_vuses_heap): Likewise.
23457 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23458 to re-use old VEC if available. Do not sort already sorted VUSEs.
23459 (vdefs_to_vec): Do not sort already sorted VDEFs.
23461 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23463 PR middle-end/34694
23464 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23466 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23469 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23470 limitations of reciprocal sequences on x86 targets.
23472 2008-01-08 Richard Guenther <rguenther@suse.de>
23474 PR tree-optimization/34683
23475 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23477 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23480 * config/darwin.c (darwin_mergeable_string_section): Don't use
23481 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23483 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23486 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23487 negxf2. Macroize expander using X87MODEF mode iterator. Change
23488 predicates of op0 and op1 to register_operand.
23489 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23490 expander using X87MODEF mode iterator. Change predicates of
23491 op0 and op1 to register_operand.
23492 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23493 corresponding patterns and macroize using MODEF macro. Change
23494 predicates of op0 and op1 to register_operand and remove
23495 "m" constraint. Disparage "r" alternative with "!".
23496 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23497 macroize using X87MODEF macro. Change predicates of op0 and op1
23498 to register_operand and remove "m" constraint. Disparage "r"
23499 alternative with "!".
23500 (absneg splitter with memory operands): Remove.
23501 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23502 patterns and macroize using X87MODEF mode iterator.
23503 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23504 Change predicate of op1 to register_operand.
23505 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23506 for memory operands.
23508 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23510 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23512 2008-01-07 Richard Guenther <rguenther@suse.de>
23514 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23517 2008-01-07 Richard Guenther <rguenther@suse.de>
23519 PR tree-optimization/34683
23520 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23521 VOPs of the needed size to save memory. Use VEC_quick_push
23522 to save compile-time.
23523 (vdefs_to_vec): Likewise.
23525 2008-01-07 Sa Liu <saliu@de.ibm.com>
23527 * config/spu/spu.md (divdf3): Genetate inline code for double
23528 division. The implementation doesn't handle INF or NAN, therefore it
23529 only applies when -ffinite-math-only is given.
23531 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23534 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23535 * doc/cpp.texi ([Common Predefined Macros]): Document.
23537 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23539 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23540 order to use commutative addition instead of subtraction.
23542 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23543 Mircea Namolaru <namolaru@il.ibm.com>
23544 Vladimir Yanovsky <yanov@il.ibm.com>
23545 Revital Eres <eres@il.ibm.com>
23547 PR tree-optimization/34263
23548 * tree-outof-ssa.c (process_single_block_loop_latch,
23549 contains_tree_r): New functions.
23550 (analyze_edges_for_bb): Call process_single_block_loop_latch
23551 function to empty single-basic-block latch block if possible.
23553 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23555 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23557 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23559 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23561 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23563 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23565 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23567 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23569 PR tree-optimization/34618
23570 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23573 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23576 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23577 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23578 Update copyright year.
23580 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23581 Update copyright year.
23582 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23585 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23587 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23588 edge does not point to current bb before changing need_assert.
23590 2008-01-04 Richard Guenther <rguenther@suse.de>
23592 PR middle-end/34029
23593 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23594 for verifying purposes if they are is_gimple_min_invariant.
23596 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23598 PR tree-optimization/34448
23599 PR tree-optimization/34465
23600 * gimplify.c (gimplify_init_constructor): Add new parameter
23601 notify_temp_creation. Use it.
23602 (gimplify_modify_expr_rhs): Take volatiles into account when
23603 optimizing constructors.
23604 Do not optimize constructors if gimplify_init_constructor will dump to
23606 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23607 * gcc.c-torture/compile/pr34448.c: New.
23609 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23611 PR gcov-profile/34609
23612 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
23613 return_slot if result is TREE_ADDRESSABLE.
23615 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
23617 * config/mips/mips.md (sqrt_condition): Tweak comment.
23618 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
23620 2008-01-03 Tom Tromey <tromey@redhat.com>
23623 * c-common.c (c_type_hash): Handle VLAs.
23625 2008-01-03 Jan Hubicka <jh@suse.cz>
23627 PR tree-optimization/31081
23628 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
23629 0 when inlining and not inlining to first basic block.
23630 (remap_decl): When var is initialized to 0, don't set default_def.
23631 (expand_call_inline): Set entry_bb.
23632 * tree-inline.h (copy_body_data): Add entry_bb.
23634 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23637 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
23640 PR tree-optimization/29484
23641 * tree-inline.c (inline_forbidden_p_2): New function.
23642 (inline_forbidden_p): Disallow inlining if some static var
23643 has an address of a local LABEL_DECL in its initializer.
23644 * doc/extend.texi (Labels as Values): Document &&foo behaviour
23647 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
23649 PR tree-optimization/34635
23650 * tree-data-ref.c (add_other_self_distances): Make sure that the
23651 evolution step is constant.
23653 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23655 PR middle-end/34608
23656 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
23658 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
23660 * tree-sra.c (scalarize_init): Insert the generate_element_init
23661 statements after the generate_element_zero statements.
23663 2008-01-02 Richard Guenther <rguenther@suse.de>
23665 PR middle-end/34093
23666 PR middle-end/31976
23667 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
23668 for very large number of operands instead of ICEing.
23670 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
23673 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
23674 while stack probing.
23676 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
23678 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
23681 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
23683 PR libmudflap/26442
23684 * tree-mudflap.c (mx_register_decls): Guard warning by
23685 !DECL_ARTIFICIAL check.
23687 2008-01-01 Jakub Jelinek <jakub@redhat.com>
23689 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
23690 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
23691 sse5_perm<mode>): Fix constraints.