1 2008-09-22 Ira Rosen <irar@il.ibm.com>
3 PR tree-optimization/37482
4 * tree-vectorizer.h (struct _slp_instance): Add new field.
5 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
6 (get_earlier_stmt): New function.
7 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
9 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
10 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
11 asserts that GSI points to the scalar statement being vectorized.
12 Set new statement location according to GSI.
13 (vect_schedule_slp_instance): Use GSI of
14 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
16 2008-09-21 Jan Hubicka <jh@suse.cz>
18 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
19 (ipcp_insert_stage): Update dead_nodes bitmap.
21 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
24 * config/i386/t-cygming (SHLIB_LC): Remove.
25 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
26 * config/i386/t-cygwin (SHLIB_LC): Specify all required
29 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
33 * final.c (mark_symbol_ref_as_used): New helper function.
34 (output_operand): Instead of just looking inside MEMs for
35 SYMBOL_REFs, use new helper function and for_each_rtx.
36 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
37 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
38 Make head comment more general.
39 * config/darwin.c (machopic_output_indirection): Handle weak
40 references here, like in assemble_external.
42 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
44 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
45 (sparc_emit_float_lib_cmp): Change return type.
46 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
47 (gen_compare_operator): New function.
48 (sparc_emit_float_lib_cmp): Return the new operator to be used in
49 the comparison sequence. Minor tweaks.
50 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
51 that the final operator and the result of sparc_emit_float_lib_cmp
52 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
53 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
54 buneq, bunge, bunle, bltgt): Assert that the final operator and the
55 result of sparc_emit_float_lib_cmp match for software TFmode.
56 (movqicc, movhicc, movsicc, movdicc): Merge into...
57 (mov<I:mode>cc): ...this.
58 (movsfcc, movdfcc, movtfcc): Merge into...
59 (mov<F:mode>cc): ...this.
60 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
62 (mov<I:mode>_cc_v9): ...this.
63 (movdi_cc_sp64_trunc): Delete.
64 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
65 movdi_cc_reg_sp64): Merge into...
66 (mov<I:mode>_cc_reg_sp64): ...this.
67 (movsf_cc_sp64): Rename into...
68 (movsf_cc_v9): ...this.
69 (movdf_cc_sp64): Rename into...
70 (movdf_cc_v9): ...this.
71 (movtf_cc_hq_sp64): Rename into...
72 (movtf_cc_hq_v9): ...this.
73 (movtf_cc_sp64): Rename into...
74 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
76 2008-09-21 Diego Novillo <dnovillo@google.com>
78 * doc/gccint.texi: Include generic.texi and gimple.texi.
80 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
81 (GIMPLE): Move to gimple.texi.
82 (Annotations): Remove references to to stmt_ann_t and
84 (SSA Operands): Rename from 'Statement Operands'.
85 * doc/generic.texi: New.
86 * doc/gimple.texi: New.
87 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
89 * Makefile.in (TEXI_GCCINT_FILES):
90 * gimple.c (gimple_copy_call_skip_args): Rename from
91 giple_copy_call_skip_args. Update all users.
92 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
94 2008-09-21 Ira Rosen <irar@il.ibm.com>
96 PR tree-optimization/37539
97 * tree-vect-transform.c (vect_transform_strided_load): Save vector
98 statement in related statement field only for the first load of the
99 group of loads with the same data reference.
101 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
103 * config/mips/mips.h (TUNE_OCTEON): New macro.
104 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
105 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
106 * config/mips/octeon.md: New file.
107 * config/mips/mips.md: Include octeon.md. Restore
108 semi-alphabetical order of include files.
110 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
113 * config/i386/i386.md (*jcc_fused_1): Removed.
114 (*jcc_fused_2): Likewise.
115 (*jcc_fused_3): Likewise.
116 (*jcc_fused_4): Likewise.
118 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
120 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
121 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
122 * target.h (gcc_target): Add ira_cover_classes.
123 * ira.c: Remove IRA_COVER_CLASSES guards.
124 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
125 instead of IRA_COVER_CLASSES.
126 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
127 (setup_class_translate): Likewise.
128 (setup_reg_class_intersect_union): Likewise.
129 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
130 test of targetm.ira_cover_classes.
131 * opts.c (decode_options): Use targetm.ira_cover_classes instead
132 of IRA_COVER_CLASSES.
133 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
134 (TARGET_INITIALIZER): Include it.
135 * targhooks.h (default_ira_cover_classes): Declare.
136 * targhooks.c (default_ira_cover_classes): New function.
138 2008-09-19 Bob Wilson <bob.wilson@acm.org>
140 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
142 2008-09-19 Ian Lance Taylor <iant@google.com>
144 * varasm.c (narrowing_initializer_constant_valid_p): Return
145 NULL_TREE if ENDTYPE is not an integer.
147 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
150 * tree-ssa.c (execute_update_addresses_taken): Also update
151 DECL_GIMPLE_REG_P for vector and complex types.
153 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
154 Jan Hubicka <jh@suse.cz>
157 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
158 empty before freeing them.
159 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
161 2008-09-18 Bob Wilson <bob.wilson@acm.org>
163 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
164 * config/xtensa/predicates.md (tls_symbol_operand): New.
165 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
166 (TARGET_CANNOT_FORCE_MEM): Define.
167 (xtensa_tls_symbol_p): New.
168 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
169 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
170 (xtensa_tls_module_base): New.
171 (xtensa_call_tls_desc): New.
172 (xtensa_legitimize_tls_address): New.
173 (xtensa_legitimize_address): Handle TLS symbols.
174 (xtensa_tls_referenced_p_1): New.
175 (xtensa_tls_referenced_p): New.
176 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
177 (XTENSA_BUILTIN_THREAD_POINTER): New.
178 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
179 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
180 Add declarations for __builtin_thread_pointer and
181 __builtin_set_thread_pointer.
182 (xtensa_fold_builtin): Recognize new builtins.
183 (xtensa_expand_builtin): Expand new builtins.
184 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
185 (TARGET_THREADPTR): Define.
186 (HAVE_AS_TLS): Define default value.
187 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
188 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
189 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
190 (UNSPECV_SET_TP): New.
191 (sym_TPOFF, sym_DTPOFF): New.
192 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
193 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
194 * configure: Regenerated.
196 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
199 * config/ia64/ia64.c (ia64_optimization_options): Move
200 checking and setting flag_schedule_insns_after_reload and
201 ia64_flag_schedule_insns2 back to ...
202 (ia64_override_options): Here.
204 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
207 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
208 zero extend count after the correction to it is done.
209 (doloop_optimize): Update call to doloop_modify, don't zero extend
212 2008-09-18 Martin Jambor <mjambor@suse.cz>
214 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
216 * ipa-prop.c: Correct comments.
217 * ipa-prop.h: Likewise.
219 2008-09-18 Jan Hubicka <jh@suse.cz>
222 * ipa-reference.c (ipa_reference_local_vars_info_d,
223 ipa_reference_global_vars_info_d,
224 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
225 ipa_reference_vars_info_t): Move here from ipa-reference.h
226 (node_duplication_hook_holder, node_removal_hook_holder): New.
227 (get_reference_vars_info_from_cgraph): Rename to ...
228 (get_reference_vars_info): ... this one, use cgraph uids.
229 (get_local_reference_vars_info, get_global_reference_vars_info):
230 Use cgraph instead of decl.
231 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
232 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
233 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
235 (check_call): Simplify avail check.
236 (scan_stmt_for_static_refs): Update.
237 (propagate_bits): Update.
238 (merge_callee_local_info): Remove.
239 (init_function_info): Use cgraph nodes.
240 (clean_function_local_data): Break out from ...
241 (clean_function): ... here.
242 (copy_local_bitmap, copy_global_bitmap): New functions.
243 (duplicate_node_data, remove_node_data): New functions.
244 (generate_summary): Register hooks; use visibility instead of
246 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
247 * ipa-reference.h (ipa_reference_local_vars_info_d,
248 ipa_reference_global_vars_info_d,
249 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
250 ipa_reference_vars_info_t): Move to ipa-reference.c
251 (ipa_reference_get_read_local, ipa_reference_get_written_local):
253 (ipa_reference_get_read_global, ipa_reference_get_written_global,
254 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
256 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
257 (init_state): Remove.
258 (node_duplication_hook_holder, node_removal_hook_holder): New.
259 (get_function_state, set_function_state): Use VECtor.
260 (analyze_function): Check body availability.
261 (add_new_function): Likewise.
262 (duplicate_node_data, remove_node_data): New.
263 (generate_summary): Register hooks; do not care about clones.
264 (propafate): Do not care about clones; recursive functions are not looping.
265 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
266 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
267 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
269 * tree-flow.h (function_ann_d): Remove reference_vars_info.
270 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
271 ipa-reference accesors.
273 2008-09-18 Simon Baldwin <simonb@google.com>
275 * c-opts.c (c_common_handle_option): Add handling for
276 -Wbuiltin-macro-redefined command line option.
277 * c.opt: Added builtin-macro-redefined option.
278 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
281 2008-09-18 Richard Guenther <rguenther@suse.de>
283 PR tree-optimization/37258
284 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
285 and signedness for integral types.
286 (vn_phi_eq): Require compatible types.
288 2008-09-18 Jakub Jelinek <jakub@redhat.com>
291 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
292 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
294 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
295 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
296 ggc_free other TREE_LIST nodes from that chain.
297 * function.c (instantiate_decls): Instantiate also DECL_RTL
298 of vars in cfun->local_decls, free that list afterwards.
300 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
302 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
303 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
305 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
307 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
308 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
310 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
312 PR tree-optimization/37102
313 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
314 from a node. Check to see if another PHI is dead.
315 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
316 remove real PHIs which have no uses.
317 (rewrite_out_of_ssa): Call eliminate_useless_phis.
319 2008-09-18 Richard Guenther <rguenther@suse.de>
322 * tree-cfg.c (remove_useless_stmts_1): Remove
323 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
325 2008-09-18 Nick Clifton <nickc@redhat.com>
327 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
328 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
329 to frv_secondary_reload_class.
330 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
331 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
332 (frv_secondary_reload_class): Omit unused parameter.
333 (frv_secondary_reload): New function. Handle the case when
334 secondary_reload_class() is called before the reload_(in|out)
335 _optabs have been initialised.
336 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
338 * config/frv/frv.md: Define an exclusion set between fr550_m0
341 2008-09-18 Richard Guenther <rguenther@suse.de>
343 PR tree-optimization/37456
344 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
345 want to insert after ends a BB insert on the single fallthru
348 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
350 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
351 Mention -march=z9-109, z9-ec and z10.
353 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
355 PR rtl-optimization/37544
356 * regrename.c (maybe_mode_change): Exit early when copy_mode
357 is narrower than orig_mode and narrower than new_mode.
359 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
362 * sched-int.h (struct _haifa_insn_data): Remove unused field
365 * sched-rgn.c (ref_counts): Remove.
366 (insn_referenced): New static variable.
367 (INSN_REF_COUNT): Remove.
368 (sched_run_compute_dependencies): Use insn_referenced instead of
370 (add_branch_dependences): Likewise. Delete dead assignment.
372 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
374 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
375 consumer is an asm. Add comment why this is important.
376 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
377 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
380 2008-09-17 Joseph Myers <joseph@codesourcery.com>
382 * expr.c (emit_group_store): Do not shift before moving via a
385 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
387 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
388 from aggregate to non-aggregate type if the bit pattern is not fully
389 preserved afterwards.
391 2008-09-17 Richard Guenther <rguenther@suse.de>
393 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
394 (verify_gimple_assign): ... this. Split into ...
395 (verify_gimple_assign_unary): ... this,
396 (verify_gimple_assign_binary): ... that,
397 (verify_gimple_assign_single): ... and this.
398 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
399 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
400 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
401 (verify_types_in_gimple_reference): Be forgiving with
403 (verify_gimple_phi): Deal with virtual operands.
405 * tree.def (PREDICT_EXPR): Change to tcc_expression.
407 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
409 * tree.c (get_callee_fndecl): Don't call the language hook.
410 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
411 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
412 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
414 2008-09-17 Jakub Jelinek <jakub@redhat.com>
416 * tree.c (protected_set_expr_location): Don't unnecessarily
417 check for error_mark_node.
419 2008-09-17 Art Haas <ahaas@impactweather.com>
421 * ipa-reference.c (analyze_function): Declare step only if
422 ENABLE_CHECKING is defined.
424 2008-09-17 Jan Hubicka <jh@suse.cz>
427 * tree.h (DECL_INLINE): remove.
428 (DECL_DECLARED_INLINE_P): Update docs.
429 (DECL_NO_INLINE_WARNING_P): new.
430 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
431 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
433 2008-09-17 Jakub Jelinek <jakub@redhat.com>
434 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
437 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
440 2008-09-17 Jan Hubicka <jh@suse.cz>
442 * ipa-reference.c (ipa_obstack): Remove.
443 (local_info_obstack, global_info_obstack): New.
444 (add_static_var): We now handle variables only.
445 (mark_address_taken, mark_load, mark_store): New functions based on ...
446 (check_operand): ... remove.
447 (get_asm_stmt_operands): Rename to ...
448 (check_asm_memory_clobber): ... this. Look only for memory clobber.
449 (scan_stmt_for_static_refs): Rewrite.
450 (scan_op_for_static_refs): Rename to ...
451 (scan_initializer_for_static_refs): do not look for VAR_DECL
452 initializers; stop recursion on types and decls.
453 (ipa_init): Use proper obstacks.
454 (analyze_variable): Use scan_initializer_for_static_refs.
455 (init_function_info): Use local obstack.
456 (analyze_function): Simplify.
457 (add_new_function): We don't need visited_nodes obstack.
458 (generate_summary): Use proper obstacks; cleanup after propagation.
460 2008-09-17 Richard Guenther <rguenther@suse.de>
463 PR tree-optimization/37491
464 * alias.c (get_alias_set): Use the canonical type.
465 * tree-vect-transform.c (vectorizable_store): Use the type of
466 the lhs for the vector type. Adjust checking.
467 (vectorizable_load): Adjust checking.
469 2008-09-16 Jakub Jelinek <jakub@redhat.com>
470 Adam Nemet <anemet@caviumnetworks.com>
472 PR rtl-optimization/37483
473 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
474 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
475 Rearrange code to better match the original comment. Check
476 t_unconditional first. Improve comment.
478 2008-09-16 Jakub Jelinek <jakub@redhat.com>
481 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
482 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
485 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
486 GIMPLE_TRY if cleanup sequence is empty.
488 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
491 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
492 eliminate IV if the cost are the same.
494 2008-09-16 Richard Guenther <rguenther@suse.de>
497 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
500 2008-09-16 Richard Guenther <rguenther@suse.de>
502 PR tree-optimization/37508
503 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
505 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
507 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
509 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
511 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
512 use gen_floatdidf2 directly.
513 (floatunssidf2): Likewise.
514 (floatsidf_ppc64_mfpgpr): Remove.
515 (floatsidf_ppc64): Remove.
516 (floatunssidf_ppc64): Remove.
518 2008-09-15 Jakub Jelinek <jakub@redhat.com>
520 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
521 rather than update_cost_queue.
523 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
524 in every call starting with the second one, instead of only when
525 alias_bitmap_obstack.elements != NULL.
527 * tree-predcom.c (filter_suitable_components): Free all refs in
528 act->refs vector before calling release_component.
529 (add_ref_to_chain): Free ref if not adding it to chain->refs.
531 * tree-data-ref.c (free_subscripts): Free all subscript objects.
533 * tree-loop-linear.c (linear_transform_loops): Initialize
534 lambda_obstack only after calling perfect_loop_nest_depth.
535 Goto free_and_continue instead of just continue for later failures.
538 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
541 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
543 2008-09-14 Andreas Schwab <schwab@suse.de>
545 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
547 2008-09-14 Jan Hubicka <jh@suse.cz>
549 * invoke.texi (-fconserve-stack): Document.
550 * opts.c (decode_options): Handle conserve_stack.
551 * common.opt (fconvserve_stack): New.
553 2008-09-14 David Edelsohn <edelsohn@gnu.org>
555 * config.host: Add x-aix to host_xmake_file.
556 * config/rs6000/t-aix52: Do not override LDFLAGS.
557 * config/rs6000/x-aix: New file.
559 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
565 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
566 is not recognized as a valid register usage. Allow REG_X to be used
568 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
569 forces a reload when using a base register.
571 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
573 * config/i386/cygming-crtend.c (register_frame_ctor): If
574 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
575 directly with atexit.
576 (deregister_frame_ctor): Rename to ...
577 (deregister_frame_dtor): Use to call __gcc_deregister_frame
578 if !DEFAULT_USE_CXA_ATEXIT.
580 2008-09-13 Jan Hubicka <jh@suse.cz>
582 * cgraph.c: Include value-prof.h
583 * Makefile.in (cgraph.o): Add value-prof.h dependency.
585 2008-09-13 Jan Hubicka <jh@suse.cz>
588 * tree-profile.c (add_abnormal_goto_call_edges): New function.
589 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
590 tree_gen_one_value_profiler, tree_gen_average_profiler,
591 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
593 2008-09-13 Jan Hubicka <jh@suse.cz>
595 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
596 too many bytes on misalligned blocks.
598 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
600 * doc/cfg.texi: Fix some typos.
601 * doc/extend.texi: Likewise.
602 * doc/install.texi: Likewise.
603 * doc/invoke.texi: Likewise.
604 * doc/rtl.texi: Likewise.
605 * doc/tree-ssa.texi: Likewise.
607 2008-09-13 Richard Guenther <rguenther@suse.de>
610 * tree-nested.c (finalize_nesting_tree_1): Generate valid
611 gimple stores for memory rhs.
613 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
615 PR rtl-optimization/37489
616 * cse.c (fold_rtx): Don't return const_true_rtx for float
617 compare if FLOAT_STORE_FLAG_VALUE is undefined.
619 2008-09-13 Jan Hubicka <jh@suse.cz>
621 PR tree-optimization/37392
622 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
624 2008-09-13 Martin Jambor <mjambor@suse.cz>
625 Jan Hubicka <jh@suse.cz>
627 * cgraph.c (free_edges): New variable.
628 (NEXT_FREE_EDGE): New macro.
629 (cgraph_free_edge): New function.
630 (cgraph_remove_edge): Call cgraph_remove_edge_1.
631 (cgraph_node_remove_callees): Likewise.
632 (cgraph_node_remove_callers): Likewise.
633 (cgraph_create_edge): Reuse edges from the free list. Do not
634 update uid if doing so.
635 (cgraph_remove_*_hook): Add free call.
637 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
639 * ira-color.c (conflict_allocno_vec): Delete.
640 (update_cost_queue_elem): New structure.
641 (update_cost_queue): New variable.
642 (update_cost_queue_tail): Likewise.
643 (update_cost_queue_elems): Likewise.
644 (allocno_update_cost_check): Delete.
645 (initiate_cost_update): Allocate update_cost_queue_elems
646 instead of allocno_update_cost_check.
647 (finish_cost_update): Update the free()s accordingly.
648 (start_update_cost): New function.
649 (queue_update_cost): Likewise.
650 (get_next_update_cost): Likewise.
651 (update_copy_costs_1): Inline into...
652 (update_copy_costs): ...here. Use a queue instead of recursive calls.
653 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
654 once we've established they are equal. Don't allocate update
655 costs if there is nothing to add to them.
656 (update_conflict_hard_regno_costs): Remove ALLOCNO and
657 DIVISOR arguments. Use a queue instead of recursive calls;
658 process all the allocnos in the initial queue, rather than
660 (assign_hard_reg): Use queue_update_cost instead of
661 conflict_allocno_vec. Queue coalesced allocnos instead
662 of calling update_conflict_hard_regno_costs for each one.
663 Just call update_conflict_hard_regno_costs once for the
665 (ira_color): Remove conflict_allocno_vec handling.
667 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
669 PR tree-optimization/37484
670 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
671 (save_var_name): Same.
672 (initialize_cloog_names): Same.
673 (initialize_cloog_names): Same.
675 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
677 * tree-scalar-evolution.c (set_instantiated_value): Set
680 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
684 * ira-build.c (common_loop_tree_node_dominator): Remove.
685 (copy_live_ranges_to_removed_store_destinations): New function.
686 (regno_top_level_allocno_map): Move to top level from ...
687 (ira_flattening): ... here. Use
688 copy_live_ranges_to_removed_store_destinations.
690 * ira-emit.c (generate_edge_moves): Fix a comment.
692 2008-09-12 Anatoly Sokolov <aesok@post.ru>
695 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
696 scratch register after 'set' pattern.
698 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
700 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
701 information passed to mark_reg_pointer.
702 * explow.c (force_reg): Likewise.
704 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
706 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
707 when building for the celledp architecture.
709 2008-09-12 Richard Guenther <rguenther@suse.de>
711 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
713 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
715 PR rtl-optimization/37424
716 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
717 the regnos instead of the addresses.
719 2008-09-11 Janis Johnson <janis187@us.ibm.com>
721 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
723 2008-09-11 Richard Guenther <rguenther@suse.de>
725 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
726 entering the weaker equivalence recording.
728 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
730 2008-09-11 Jeff Law <law@redhat.com>
732 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
733 by assign_stack_local on the IRA path for stack slot sharing
734 as well as the non-IRA path.
736 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
738 * config/i386/i386.h: Fix whitespace issues.
740 2008-09-11 Martin Jambor <mjambor@suse.cz>
742 * ipa-prop.h (struct ipa_param_flags): Removed.
743 (struct ipa_param_descriptor): New structure.
744 (struct ipa_node_params): ipcp_lattices, param_decls and
745 param_flags moved to ipa_param_description.
746 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
747 descriptors. Renamed all users.
748 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
749 changed to access descriptors. Renamed all users.
750 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
751 to access descriptors. Renamed all users.
752 * ipa-cp.c (ipcp_init_cloned_node): Call
753 ipa_initialize_node_params instead of ipa_count_formal_params and
754 ipa_create_param_decls_array.
755 (ipcp_analyze_node): Likewise.
756 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
757 descriptors. Renamed all users.
758 (ipcp_initialize_node_lattices): Remove allocation.
759 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
760 ipa_initialize_node_params instead of ipa_count_formal_params and
761 ipa_create_param_decls_array.
762 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
763 ipa_populate_param_decls, made static, added parameter info,
764 renamed mt to node, removed allocation, changed to use
766 (ipa_count_formal_params): Made static, added parameter info,
768 (ipa_initialize_node_params): New function.
769 (ipa_check_stmt_modifications): Changed to use descriptors.
770 (ipa_detect_param_modifications): Removed allocation, changed to
772 (ipa_note_param_call): Changed to use descriptors.
773 (ipa_analyze_params_uses): Removed allocation.
774 (ipa_free_node_params_substructures): Changed to use descriptors.
775 (ipa_edge_duplication_hook): Use the unused attribute.
776 (ipa_node_duplication_hook): Use the unused attribute, changed to
777 use descriptors, changed to duplicate descriptors.
779 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
780 changed all callers. Call ipa_propagate_indirect_call_infos if doing
781 indirect inlining. Made static.
782 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
783 functions called only once.
784 (cgraph_decide_recursive_inlining): Don't call
785 ipa_propagate_indirect_call_infos, pass new_edges to
786 cgraph_mark_inline_edge instead.
787 (cgraph_decide_inlining_of_small_functions): Don't call
788 ipa_propagate_indirect_call_infos, pass new_edges to
789 cgraph_mark_inline_edge instead.
790 (cgraph_decide_inlining): Don't call
791 ipa_propagate_indirect_call_infos.
792 * ipa-prop.c: Check that vectors are allocated.
794 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
795 iff a new cgraph edges have been created.
796 (cgraph_decide_inlining): New variable redo_always_inline.
797 Flattening and always_inlining loop until callgraph stabilizes.
798 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
799 true iff new cgraph edges have been created.
800 (propagate_info_to_inlined_callees): Likewise.
801 (ipa_propagate_indirect_call_infos): Likewise.
803 2008-09-11 Richard Guenther <rguenther@suse.de>
805 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
806 (set_prologue_iterations): Likewise.
807 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
809 (vect_update_init_of_dr): Likewise.
810 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
812 * fold-const.c (fold_unary): Do not generate calculations
815 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
817 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
818 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
819 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
821 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
823 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
824 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
825 before finalizing the changes.
826 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
828 (simplify_truth_ops_using_ranges): New.
829 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
830 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
831 whether a simplification was made.
832 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
833 use a switch statement and also call simplify_truth_ops_using_ranges.
835 2008-09-11 Jan Hubicka <jh@suse.cz>
837 * ggc-common.c (loc_array): Make static.
838 * dce.c (rest_of_handle_ud_dce): Free worklist.
840 2008-09-11 Jan Hubicka <jh@suse.cz>
842 * cgraph.c (cgraph_release_function_body): Plug memory leak on
843 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
844 function so we are sure we do not dangle it forever.
845 * function.c (outer_function_chain, find_function_data): Remove.
846 (function_context_stack): New.
847 (push_function_context, pop_function_context): Update.
848 * function.h (struct function): Remove pointer outer.
849 (outer_function_chain, find_function_data): Remove.
850 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
852 2008-09-11 Jan Hubicka <jh@suse.cz>
855 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
857 2008-09-11 Jan Hubicka <jh@suse.cz>
859 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
861 2008-09-11 Jan Hubicka <jh@suse.cz>
863 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
864 (free_var_map_entry): New function.
865 (redirect_edge_var_map_destroy): Use it.
867 2008-09-11 Jan Hubicka <jh@suse.cz>
870 * tree-inline.c (add_lexical_block): Replace with ...
871 (prepend_lexical_block): ... prepend at begginig.
872 (remap_blocks): Use it and reverse later.
873 (expand_call_inline): Use prepend_lexical_block.
875 2008-09-11 Jan Hubicka <jh@suse.cz>
877 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
879 2008-09-11 Jan Hubicka <jh@suse.cz>
881 * function.c (free_after_compilation): Call insn_locators_free.
882 * cfglayout.c (insn_locators_free): New function.
883 * rtl.h (insn_locators_free): Declare.
885 2008-09-11 Jan Hubicka <jh@suse.cz>
887 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
889 (cond_move_process_if_block): Update call.
891 2008-09-11 Jan Hubicka <jh@suse.cz>
893 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
894 * vec.c: Include hashtab.h
895 (vec_descriptor, ptr_hash_entry): New structures.
896 (vec_desc_hash, vec_ptr_map): New static variables.
897 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
898 register_overhead, free_overhead, vec_heap_free): New functions.
899 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
900 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
901 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
904 2008-09-11 Ira Rosen <irar@il.ibm.com>
906 PR tree-optimization/37474
907 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
908 length of load permutation.
910 2008-09-11 Andreas Schwab <schwab@suse.de>
912 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
914 2008-09-11 Jakub Jelinek <jakub@redhat.com>
917 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
918 * dse.c (find_shift_sequence): Use extract_low_bits instead of
921 2008-09-11 Ira Rosen <irar@il.ibm.com>
923 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
926 2008-09-10 Jakub Jelinek <jakub@redhat.com>
929 * gimplify.c (gimplify_body): Call default_rtl_profile.
932 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
933 instead of tok->val.node if not expanding to something else. Handle
934 intervening CPP_PADDING tokens.
935 (altivec_categorize_keyword): Remove unneeded comparisons.
937 2008-09-10 Richard Guenther <rguenther@suse.de>
939 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
941 2008-09-10 Richard Guenther <rguenther@suse.de>
944 * tree-inline.c (insert_init_stmt): Make sure to not
945 insert invalid gimple stores.
947 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
949 PR tree-optimization/37388
950 * toplev.c (process_options): Fail and warn when graphite
951 flags are used, but the compiler has not been configured
952 with graphite libraries.
953 * graphite.c (graphite_transform_loops): Remove printfs
954 to dump_file for the case when graphite is not available.
956 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
959 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
960 the even element into register.
961 (ix86_expand_vector_init_general): Don't use
962 ix86_expand_vector_init_interleave on V16QImode and V8HImode
963 if we can't move from GPR to SSE register directly.
965 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
967 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
968 not lose track of the number of NOPs needed. Number of NOPs needed
969 for sync vs. loads workaround was switched; corrected. Run second
970 pass for all workarounds. No NOPs needed after call insns. Change
971 second pass to use find_next_insn_start and find_load helpers in order
972 to properly detect parallel insns.
973 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
975 2008-09-10 Jan Hubicka <jh@suse.cz>
977 * value-prof.c (gimple_ic): Fix tuplification bug.
978 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
981 2008-09-10 Jakub Jelinek <jakub@redhat.com>
983 PR tree-optimization/37353
984 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
985 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
986 calls instead of cond_dead_built_in_calls.
987 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
988 initalize the vector only before adding first entry. Use VEC_safe_push
989 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
990 shrink_wrap_conditional_dead_built_in_calls call.
992 2008-09-10 Ira Rosen <irar@il.ibm.com>
994 PR tree-optimization/37385
995 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
996 and use it as a vector type if not NULL.
997 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
999 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
1001 (vectorizable_load): Likewise.
1003 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1005 * config/i386/i386.md (SWI32): New mode iterator.
1006 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1009 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1011 PR rtl-optimization/37435
1012 * caller-save.c (insert_restore, insert_save): Check the mode by
1015 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1018 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1020 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1023 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1025 * doc/invoke.texi (ARM Options): Correct errors in discussion
1026 of -mfloat-abi, -mhard-float, and -msoft-float.
1028 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1029 Jan Hubicka <jh@suse.cz>
1032 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1033 calling gimple_regimplify_operands on it. Iterate over all newly
1034 added statements, not just the last one.
1035 (insert_init_stmt): Insert stmt into seq first, then call
1036 gimple_regimplify_operands on it. Don't create new gimplification
1037 context, nor find referenced vars.
1039 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1042 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1043 to pointer to vector pointer.
1044 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1045 propagate_info_to_inlined_callees): Likewise.
1046 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1047 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1048 ipa_check_create_edge_args.
1049 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
1050 to pointer to vector pointer.
1051 (cgraph_decide_inlining_of_small_function): Adjust
1052 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1056 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1057 optimizing for size, not speed.
1059 PR rtl-optimization/37408
1060 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1061 if parm is promoted.
1063 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1065 PR tree-optimization/37375
1066 * tree-scalar-evolution.c (scev_info_str): Add field
1068 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1069 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1070 set_instantiated_value): Pass instantiated_below.
1071 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1073 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1074 the definitions are not instantiated.
1076 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1077 (block_before_loop): New.
1078 * tree-data-ref.c (dr_analyze_indices): Update uses of
1080 * graphite.c (block_before_scop): New.
1081 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1082 basic block, not a loop for determining the parameters.
1083 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1085 (idx_record_params, find_params_in_bb, find_scop_parameters,
1086 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1087 to instantiate_scev.
1089 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1091 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1095 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1097 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1098 Check zero freq and increase if necessary.
1100 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1102 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1103 regno is in the right range. Add comments.
1105 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1107 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1109 * mips-tfile.c (copy_object): Cast alloca result to int *.
1110 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1112 Rename class to sclass.
1113 (read_tfile): Cast read_seek return values to proper types.
1114 Cast xcalloc return value to proper type.
1116 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1118 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1119 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1120 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1122 2008-09-09 Jan Hubicka <jh@suse.cz>
1124 * profile.c (is_edge_inconsistent): Add debug output; ignore
1125 negative count on fake edges.
1126 (is_inconsistent): Add debug output.
1128 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1130 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1132 (choose_ready): When first insn is chosen from the ready list, also
1135 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1137 PR rtl-optimization/37360
1138 * haifa-sched.c (max_issue): Do not assert that we never issue more
1139 insns than issue_rate. Add comment.
1141 2008-09-09 Richard Guenther <rguenther@suse.de>
1143 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1144 (verify_types_in_gimple_call): Rename to ...
1145 (verify_gimple_call): ... this. Enhance.
1146 (verify_types_in_gimple_cond): Remove.
1147 (verify_gimple_comparison): New function ...
1148 (verify_types_in_gimple_assign): ... split out from here.
1149 (verify_types_in_gimple_return): Rename to ...
1150 (verify_gimple_return): ... this. Enhance.
1151 (verify_types_in_gimple_switch): Rename to ...
1152 (verify_gimple_switch): ... this. Enhance.
1153 (verify_gimple_goto): New function.
1154 (verify_types_in_gimple_phi): Rename to ...
1155 (verify_gimple_phi): ... this. Enhance.
1156 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1157 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1158 (verify_types_in_gimple_seq_2): Remove cases handled in
1159 verify_types_in_gimple_stmt.
1161 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1163 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1164 (push_multiple_operation, pop_multiple_operation): Set it.
1165 (workaround_rts_anomaly): New function.
1166 (workaround_speculation): New function, broken out of bfin_reorg.
1167 (bfin_reorg): Call the new functions.
1169 2008-09-09 Richard Guenther <rguenther@suse.de>
1173 * gimplify.c (gimplify_conversion): Change conversions of
1174 non-register type to VIEW_CONVERT_EXPRs.
1175 (gimplify_addr_expr): If we need to make the operand
1176 addressable make sure to use a properly initialized
1177 temporary for that so it gets a valid gimple store.
1179 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1181 * function.h (struct function): Add function_start_locus.
1182 * cfgexpand.c (gimple_expand_cfg): Use it.
1183 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1185 2008-09-09 Richard Guenther <rguenther@suse.de>
1187 PR tree-optimization/37433
1188 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1191 2008-09-09 Richard Guenther <rguenther@suse.de>
1193 PR tree-optimization/37387
1194 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1195 and bits to a common type.
1197 2008-09-09 Nick Clifton <nickc@redhat.com>
1199 * config/v850/v850.md (return): Restore frame size restriction.
1201 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1203 * c-common.c (c_expand_decl): Remove.
1204 * c-common.h (anon_aggr_type_p): Remove prototype.
1205 (DECL_ANON_UNION_ELEMS): Remove.
1206 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1207 * c-decl.c (anon_aggr_type_p): Remove.
1208 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1209 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1210 * langhooks.h (struct lang_hooks): Remove expand_decl.
1211 * langhooks.c (lhd_expand_decl): Remove.
1212 * stmt.c (expand_anon_union_decl): Remove.
1213 * tree.h (expand_anon_union_decl): Remove prototype.
1215 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1218 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1220 * config/avr/avr.md (QISI) : Define mode iterator.
1221 (negated_tst<mode>) : Redefine as split using mode macro.
1222 (reversed_tstqi): Define insn as reversed compare with zero.
1223 (reversed_tsthi): Ditto.
1224 (reversed_tstsi): Ditto.
1226 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1229 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1230 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1233 * predict.c (optimize_function_for_size_p): Don't segfault if
1235 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1236 tree_swap_operands_p): Don't test cfun != NULL before calling
1237 optimize_function_for_s*_p.
1239 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1241 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1244 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1246 * crx/crx.h (IRA_COVER_CLASSES): Define.
1248 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1251 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1252 even when a stmt has been gimple_modified_p, but after fold_stmt is
1253 not any longer. Remove unneeded may_have_exposed_new_symbols
1256 2008-09-08 Richard Guenther <rguenther@suse.de>
1258 PR tree-optimization/37421
1259 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1262 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1265 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1267 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1270 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1271 * pa-hpux10.h (LINK_SPEC): Likewise.
1272 * pa-hpux11.h (LINK_SPEC): Likewise.
1274 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1276 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1277 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1279 2008-09-07 Helge Deller <deller@gmx.de>
1281 * pa/linux-atomic.c: New file.
1282 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1283 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1285 2008-09-07 Richard Guenther <rguenther@suse.de>
1286 Ira Rosen <irar@il.ibm.com>
1288 PR tree-optimization/36630
1289 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1290 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1292 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1293 Ira Rosen <irar@il.ibm.com>
1295 PR tree-optimization/35642
1296 * config/rs6000/altivec.md (mulv8hi3): Implement.
1298 2008-09-06 Jeff Law <law@redhat.com>
1300 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1302 2008-09-06 Jan Hubicka <jh@suse.cz>
1304 PR tree-optimization/14703
1305 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1307 * passes.c (init_optimization_passes): Recompute inline parameters.
1309 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1311 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1314 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1315 Peter Fuerst <post@pfrst.de>
1317 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1318 * doc/extend.texi: Document __builtin_mips_cache.
1319 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1320 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1321 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1322 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1323 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1324 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1325 (set_push_mips_isas): New variable.
1326 (mips_r10k_cache_barrier): New variable.
1327 (cache): New availability predicate.
1328 (mips_builtins): Add an entry for __builtin_mips_cache.
1329 (mips_build_cvpointer_type): New function.
1330 (MIPS_ATYPE_CVPOINTER): New macro.
1331 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1333 (r10k_simplified_address_p, r10k_simplify_address)
1334 (r10k_uncached_address_p, r10k_safe_address_p)
1335 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1336 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1337 (r10k_insert_cache_barriers): New functions.
1338 (mips_reorg_process_insns): Delete cache barriers after a
1339 branch-likely instruction.
1340 (mips_reorg): Call r10k_insert_cache_barriers.
1341 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1342 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1343 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1344 (mips_cache, r10k_cache_barrier): New define_insns.
1346 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1348 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1349 * ira-color.c (setup_allocno_left_conflicts_num): Use
1350 hard_reg_set_equal_p instead of a comparison with
1351 ira_zero_hard_reg_set.
1352 * ira.c (setup_reg_subclasses): Likewise.
1353 (setup_cover_and_important_classes): Likewise.
1354 (setup_class_translate): Likewise.
1355 (setup_reg_class_intersect_union): Likewise.
1356 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1357 (ira_init_once): Don't initialize them.
1359 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1361 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1363 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1365 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1367 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1369 Improved branch hints, safe hints, and scheduling.
1371 * haifa-sched.c (sched_emit_insn) : Define.
1372 * sched-int.h (sched_emit_insn) : Add prototype.
1373 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1374 -mhint-max-distance -msafe-hints) : Document.
1375 * config/spu/spu.c (spu_flag_var_tracking): New.
1376 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1377 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1378 TARGET_ASM_FILE_START): Define.
1379 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1380 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1381 (spu_emit_branch_hint): Add blocks argument.
1382 (insert_branch_hints, insert_nops): Remove.
1383 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1384 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1385 spu_sched_reorder, asm_file_start): New functions.
1386 (clock_var, spu_sched_length, pipe0_clock,
1387 pipe1_clock, prev_clock_var, prev_priority,
1388 spu_ls_first, prev_ls_clock): New static variables.
1389 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1390 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1391 (nopn_nv): Add a non-volatile version of nop.
1392 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1393 -mhint-max-distance, -msafe-hints): New options.
1395 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1396 Samuel Tardieu <sam@rfc1149.net>
1398 * opts.c (decode_options): Combine nested if statements.
1401 * opts.c (decode_options): Handle more relationships among
1402 unit-at-a-time, toplevel-reorder, and section-anchors.
1404 2008-09-05 David Daney <ddaney@avtrex.com>
1406 * doc/install.texi (--enable-reduced-reflection): Document new option.
1408 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1410 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1412 (constantpool_operand): New.
1413 (move_operand): Disallow sub-word modes for the constant pool.
1414 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1415 (xtensa_secondary_reload_class): Replace with....
1416 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1417 Set icode for sub-word reloads from the constant pool.
1418 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1419 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1420 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1421 * config/xtensa/xtensa-protos.h: Update prototypes.
1423 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1425 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1426 (REG_CLASS_NAMES): Update.
1427 (REG_CLASS_CONTENTS): Update.
1428 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1429 of ALL_REGS for regs 77 and 78.
1430 * function.c (instantiate_virtual_regs_in_insn): Assert that
1431 return value of simplify_gen_subreg is not NULL.
1433 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1435 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1436 (gen_rtvec_v): Fix coding standards.
1438 2008-09-04 Jan Hubicka <jh@suse.cz>
1440 * i386.c (decide_alg): Be more conservative about optimizing for size.
1442 2008-09-04 Ian Lance Taylor <iant@google.com>
1444 * varasm.c (narrowing_initializer_constant_valid_p): New
1446 (initializer_constant_valid_p): Call it.
1448 2008-09-04 Jeff Law <law@redhat.com>
1450 * fold-const.c (native_encode_real): Fix computation of WORDS.
1451 (native_interpret_real): Likewise.
1453 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1455 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1457 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1459 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1460 that the cost is already taken into account in ira-costs.c
1462 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1464 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1465 ira_debug_copies): New.
1466 (ira_bulid): Call print_copies.
1468 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1470 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1473 * config/rs6000/rs6000.c (optimization_options): Remove check of
1474 flag_toplevel_order.
1476 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1478 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1479 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1480 second operand is a reg_imm10_operand.
1481 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1482 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1483 (*seq_<GPR:mode><GPR2:mode>): Rename to
1484 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1486 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1487 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1489 (*sne_<GPR:mode><GPR2:mode>): Rename to
1490 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1493 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1495 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1496 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1497 combining an arithmetic right shift by more than 31 and a
1498 trunction. Don't match for out-of-range shift amounts. Set
1499 attribute mode to <MODE>.
1500 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1501 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1502 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1503 shifts by less than 32.
1504 (extv): Change predicate on first operand to accept registers.
1505 Change predicate of the other operands from immediate_operand to
1506 const_int_operand. Expand exts when source is a register.
1507 (extzv): Change predicate of the constant operands from
1508 immediate_operand to const_int_operand.
1509 (extzv<mode>): Change predicate of the constant operands from
1510 immediate_operand to const_int_operand and no constraint. Also
1512 (*extzv_trunc<mode>_exts): New pattern.
1514 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1516 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1517 * config/mips/mips-protos.h (mask_low_and_shift_p,
1518 mask_low_and_shift_len): Declare.
1519 * config/mips/mips.c (mask_low_and_shift_p,
1520 mask_low_and_shift_len): New functions.
1521 (mips_print_operand): Handle new operand prefix "m".
1522 * config/mips/mips.md (*cins<mode>): New pattern.
1524 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1526 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1527 optimizing for size.
1529 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1531 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1532 regardless of epilogue_completed.
1534 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1537 * ira-lives.c (process_bb_node_lives): Check setjmp.
1539 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1542 * ira-build.c (form_loop_tree): Reverse BB walk.
1543 (create_bb_allocnos): Likewise.
1544 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1545 (mark_reg_store): Rename to...
1546 (mark_ref_live): ...this and take a df_ref argument instead of
1547 note_stores arguments. Assert that we have a register.
1548 (mark_reg_clobber): Delete.
1549 (def_conflicts_with_inputs_p): New function.
1550 (mark_reg_conflicts): Delete.
1551 (mark_reg_death): Rename to...
1552 (mark_ref_dead): ...this and take a df_ref argument instead of
1553 a register. Assert that we have a register.
1554 (process_bb_node_lives): Hoist frequency calculation out of
1555 instruction walk. Convert from a forwards scan to a backwards scan.
1556 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1557 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1558 (create_allocno_live_ranges): Don't create regs_set.
1560 2008-09-04 Ian Lance Taylor <iant@google.com>
1562 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1563 or REG_LABEL_TARGET.
1564 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1565 comparing MODE with MEM.
1566 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1567 comparing with GF_PREDICT_TAKEN.
1568 (gimple_get_lhs): Change code to enum gimple_code.
1569 (gimple_set_lhs): Likewise.
1570 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1571 * omp-low.c (find_omp_clause): Change kind parameter to enum
1573 * tree-flow.h (find_omp_clause): Update declaration.
1574 * regrename.c (clear_dead_regs): Change kind parameter to enum
1576 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1578 * see.c (see_get_extension_data): Change return type to enum
1579 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1580 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1581 (see_gen_normalized_extension): Change extension_code parameter to
1583 (see_seek_pre_extension_expr): Change extension_code to enum
1585 (see_merge_one_def_extension): Likewise.
1586 (see_handle_relevant_defs): Likewise.
1587 (see_handle_relevant_uses): Likewise.
1588 (see_analyze_one_def): Likewise.
1589 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1590 GIMPLE_ASM rather than ASM_EXPR.
1591 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1592 GIMPLE_RETURN rather than RETURN_EXPR.
1593 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1594 (evaluate_stmt): Likewise.
1595 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1596 to enum vect_relevant.
1597 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1598 compare gimple codes with tree codes.
1600 2008-09-04 Paul Brook <paul@codesourcery.com>
1602 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1604 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1606 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1607 pointer check lost in the recent no-unit-at-a-time patch.
1609 2008-09-04 Jan Hubicka <jh@suse.cz>
1612 * tree-switch-conversion.c (check_final_bb): Accept only IP
1615 2008-09-04 Jan Hubicka <jh@suse.cz>
1617 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1619 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1620 using_ranges argument.
1621 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1622 (vrp_visit_cond_stmt): Update call of
1623 vrp_evaluate_conditional_warnv_with_ops
1625 2008-09-04 Jan Hubicka <jh@suse.cz>
1627 PR tree-optimization/37345
1628 PR tree-optimization/37358
1629 PR tree-optimization/37357
1630 * tree.c (build_function_type_skip_args): Build distinct type copy;
1632 (build_function_decl_skip_args): Set type of new decl not orig decl;
1633 clear DECL_VINDEX for methods turned into functions.
1635 2008-09-04 Nick Clifton <nickc@redhat.com>
1637 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1638 * configure: Regenerate.
1639 * config.in: Regenerate.
1640 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1641 alignment field, if it is supported.
1643 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1645 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1648 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1650 * config/rs6000/rs6000.c (processor_target_table): Do not
1651 enable VMX for POWER6.
1653 2008-09-03 Anton Blanchard <anton@samba.org>
1655 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1656 emit memory barrier before operation.
1658 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1661 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1662 default_elf_asm_output_external.
1664 2008-09-03 Jeff Law <law@redhat.com>
1666 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1668 2008-09-03 Richard Henderson <rth@redhat.com>
1670 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1671 memory barrier to below the test-and-set.
1672 (alpha_split_lock_test_and_set_12): Likewise.
1674 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1678 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1681 * ira-color.c (print_loop_title): Use all_allocnos.
1682 (color_pass): Ditto. Don't add border_allocnos. Check that
1683 subloop allocno in the correspdoning bitmap all_allocnos.
1685 * ira-emit.c (change_loop): Use all_allocnos.
1687 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
1689 (ira_create_allocno): Set up all_allocnos bit for the created
1691 (create_cap_allocno): Remove setting mentioned_allocnos.
1692 (create_insn_allocnos): Ditto.
1693 (remove_unnecessary_allocnos): Use all_allocnos.
1694 (check_allocno_creation): Check that allocnos are in the
1695 corresponding bitmap all_allocnos.
1697 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1701 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
1702 (process_regs_for_copy): Process subregs. Refine check when cost
1703 is taken into account in ira-costs.c.
1704 (process_reg_shuffles): Use REG_SUBREG_P.
1705 (add_insn_allocno_copies): Ditto. Ignore modes.
1707 * ira-color.c (conflict_allocno_vec): New.
1708 (COST_HOP_DIVISOR): New macro.
1709 (update_copy_costs_1): Use it.
1710 (update_conflict_hard_regno_costs): New function.
1711 (assign_hard_reg): Use it.
1712 (ira_color): Allocate and free conflict_allocno_vec.
1714 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1718 * ira-int.h (ira_sort_insn_chain): Remove.
1720 * ira.c (basic_block_order_nums, chain_insn_order,
1721 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
1722 (ira): Don't call ira_sort_insn_chain.
1724 * reload1.c (reload): Don't call ira_sort_insn_chain.
1726 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1729 * cgraphunit.c (update_call_expr): Remove eh regions from statements
1730 which become non throw.
1731 (cgraph_function_versioning): Also clear DECL_WEAK. Call
1732 update_call_expr after updating the flags on the decl.
1734 2008-09-03 Jan Hubicka <jh@suse.cz>
1736 PR tree-optimization/37315
1737 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
1738 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
1739 (cgraph_analyze_functions): Use node->analyzed
1740 (cgraph_mark_functions_to_output): Likewise.
1741 (cgraph_expand_function): All functions can be released after
1743 (cgraph_optimize): Use gimple_has_body_p.
1744 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
1745 (cgraph_decide_inlining_incrementally): Likewise.
1746 (inline_transform): Inline transform.
1747 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
1749 (inlinable_function_p): Drop gimple_body check.
1750 (expand_call_inline): Use gimple_has_body_p.
1751 * gimple.c (gimple_has_body_p): New.
1752 * gimple.h (gimple_has_body_p): Add prototype.
1753 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
1754 (dump_function_to_file): Use gimple_has_body_p check.
1756 2008-09-03 Jakub Jelinek <jakub@redhat.com>
1759 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
1761 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
1763 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1765 From Michael Frysinger <michael.frysinger@analog.com>
1766 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
1767 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
1770 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
1773 * doc/extend.texi: Document picoChip builtin functions.
1774 * doc/invoke.texi: Document picoChip options.
1775 * doc/contrib.texi: Add picoChip contribution.
1776 * doc/md.texi: Document picoChip constraints.
1777 * config.gcc: Add picochip-*-*.
1778 * config/picochip/: Add new port.
1780 2008-09-03 Richard Guenther <rguenther@suse.de>
1782 PR tree-optimization/37328
1783 * tree-sra.c (sra_build_assignment): Gimplify properly.
1784 (generate_copy_inout): Take the correct stmt as definition,
1785 remove bogus assert.
1787 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1789 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
1792 From Michael Frysinger <michael.frysinger@analog.com>
1793 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
1795 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
1797 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
1798 (__gthread_setspecific): Revert 2008-08-31 change to
1799 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
1801 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
1803 * diagnostic.c (error_at): New.
1804 * toplev.h (error_at): New prototype.
1805 * c-typeck.c (build_array_ref): Call error_at instead of error.
1806 Pass location to pedwarn.
1808 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
1810 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
1812 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1814 * dwarf2out.c (tree_add_const_value_attribute): Only handle
1815 VAR_DECL and CONST_DECL.
1817 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1818 Jakub Jelinek <jakub@redhat.com>
1820 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
1821 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
1822 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
1823 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
1824 Don't set ix86_save_varrargs_registers.
1825 (ix86_setup_incoming_varargs): Assume cum != NULL.
1826 (ix86_va_start): Check ix86_varargs_gpr_size and
1827 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
1828 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
1829 from frame pointer if ix86_varargs_gpr_size == 0.
1830 (ix86_compute_frame_layout): Updated.
1831 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
1832 (ix86_varargs_gpr_size): Define.
1833 (ix86_varargs_fpr_size): Likewise.
1834 (machine_function): Remove save_varrargs_registers.
1835 Add varargs_gpr_size and varargs_fpr_size.
1837 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1839 * config/alpha/alpha.c (va_list_skip_additions,
1840 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
1841 (alpha_gimplify_va_arg): Call unshare_expr on second use of
1844 PR tree-optimization/36766
1845 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
1846 for already removed basic blocks.
1849 * real.c (real_maxval): Clear a lower bit to make real_maxval
1850 match get_max_float for IBM long double format.
1852 2008-09-02 Andreas Schwab <schwab@suse.de>
1854 * configure.ac: Use m4_quote to quote the expansion of m4_do.
1855 * configure: Regenerate.
1857 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
1859 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
1860 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
1861 checking for a non-VOID CONSTANT_P.
1863 2008-09-02 Jan Hubicka <jh@suse.cz>
1865 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
1866 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
1869 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1871 * expr.c (emit_group_store): Don't assert stack temp mode size.
1873 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
1874 Tobias Grosser <grosser@fim.uni-passau.de>
1875 Jan Sjodin <jan.sjodin@amd.com>
1876 Harsha Jagasia <harsha.jagasia@amd.com>
1877 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1878 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1879 Adrien Eliche <aeliche@isty.uvsq.fr>
1881 Merge from graphite branch.
1884 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
1885 * doc/invoke.texi (-floop-block, -floop-interchange,
1886 -floop-strip-mine): Document new flags.
1887 * tree-into-ssa.c (gimple_vec): Moved...
1888 * tree-loop-distribution.c (rdg_component): Moved...
1889 * cfgloopmanip.c: Include tree-flow.h.
1890 (update_dominators_in_loop): New.
1891 (create_empty_if_region_on_edge): New.
1892 (create_empty_loop_on_edge): New.
1893 (loopify): Use update_dominators_in_loop.
1894 * tree-pass.h (pass_graphite_transforms): Declared.
1895 * configure: Regenerate.
1896 * tree-phinodes.c (make_phi_node): Export.
1897 (add_phi_node_to_bb): New, split from create_phi_node.
1898 * tree-chrec.c (for_each_scev_op): New.
1899 * tree-chrec.h (for_each_scev_op): Declared.
1900 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
1901 (remove_statement): Call get_phi_with_result.
1902 * config.in (HAVE_cloog): Undef.
1903 * gdbinit.in (pgg): New.
1904 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
1905 * tree-ssa-loop.c (graphite_transforms): New.
1906 (gate_graphite_transforms): New.
1907 (pass_graphite_transforms): New.
1908 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
1909 HAVE_cloog): Defined.
1910 * tree-vectorizer.c (rename_variables_in_bb): Export.
1911 * tree-data-ref.c (dr_may_alias_p): Export.
1912 (stmt_simple_memref_p): New.
1913 (find_data_references_in_stmt): Export.
1914 (find_data_references_in_loop): Export.
1915 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1916 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1917 (create_rdg_vertices): Export.
1918 (build_empty_rdg): New.
1919 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1920 * tree-data-ref.h (rdg_component): ... here.
1922 (struct data_reference): Add a field scop.
1924 (find_data_references_in_loop): Declared.
1925 (find_data_references_in_stmt): Declared.
1926 (create_rdg_vertices): Declared.
1927 (dr_may_alias_p): Declared.
1928 (stmt_simple_memref_p): Declared.
1929 (struct rdg_edge): Add a field ddr_p relation.
1930 (build_empty_rdg): Declared.
1931 * lambda.h (lambda_matrix): Declare a VEC of.
1932 (find_induction_var_from_exit_cond): Declared.
1933 (lambda_vector_compare): New.
1934 * common.opt (fgraphite, floop-strip-mine,
1935 floop-interchange, floop-block): New flags.
1936 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1937 * cfgloop.c (is_loop_exit): New.
1938 * cfgloop.h (is_loop_exit): Declared.
1939 (create_empty_if_region_on_edge): Declared.
1940 (create_empty_loop_on_edge): Declared.
1941 * tree-flow.h (add_phi_node_to_bb): Declared.
1942 (make_phi_node): Declared.
1943 (rename_variables_in_bb): Declared.
1944 (perfect_loop_nest_depth): Declared.
1945 (graphite_transform_loops): Declared.
1946 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1947 (graphite.o-warn): Add -Wno-error.
1948 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1949 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1950 (INCLUDES): Add PPLINC, CLOOGINC.
1951 (OBJS-common): Add graphite.o.
1952 (graphite.o): Add rule.
1953 * gimple.h (gimple_vec): ... here.
1954 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1955 * passes.c (init_optimization_passes): Schedule
1956 pass_graphite_transforms.
1958 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1961 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1962 and -fno-toplevel-reorder after handle_options.
1964 2008-09-02 Paul Brook <paul@codesourcery.com>
1966 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1967 (arm_override_options): Set arm_tune_cortex_a9.
1968 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1969 (arm_issue_rate): Handle cortexa9.
1970 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1971 * config/arm/arm-cores.def: Add cortex-a9.
1972 * config/arm/arm-tune.md: Regenerate.
1973 * config/arm/arm.md: Include cortex-a9.md.
1974 (generic_sched, generic_vfp): Add cortexa9.
1975 * config/arm/cortex-a9.md: New file.
1977 2008-09-02 Richard Guenther <rguenther@suse.de>
1979 PR tree-optimization/37327
1980 * tree-vrp.c (register_new_assert_for): Make sure to not have
1981 TREE_OVERFLOW set on the bound.
1983 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1985 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1987 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1988 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1991 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1993 * gcc/config/spu/spu.md (divdf3): Removed.
1995 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1997 PR tree-optimization/37095
1998 * cgraph.c (cgraph_node): When creating new cgraph node after
1999 assembler_name_hash has been populated, record it in the hash
2002 2008-09-01 Paul Brook <paul@codesourcery.com>
2004 * doc/invoke.texi: Document -mword-relocations.
2005 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2006 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2007 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2008 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2009 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2010 (arm_emit_movpair): New function.
2011 (arm_print_operand <c>): Handle sybolic addresses.
2012 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2013 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2014 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2015 * config/arm/arm.opt: Add -mword-relocations.
2016 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2017 (arm_movt, arm_movw): New.
2019 2008-09-01 Paul Brook <paul@codesourcery.com>
2021 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2022 Allow Interworking on ARMv4 EABI based targets.
2023 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2024 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2026 2008-09-01 Paul Brook <paul@codesourcery.com>
2028 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2029 optimized LT0 test. Remove optimization for GT.
2031 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2033 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2034 openmp applications.
2035 * pa-hpux11.h (LIB_SPEC): Likewise.
2037 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2040 2008-09-01 Jan Hubicka <jh@suse.cz>
2042 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2043 present, use only counts; when guessed use only frequencies.
2044 (estimate_bb_frequencies): Use function_frequency.
2045 * profile.c (compute_branch_probabilities): Exit early when
2046 profile reading failed. Set profile_status.
2047 (branch_prob): Do not set profile_status.
2049 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2051 * tree.c (protected_set_expr_location): New.
2052 * tree.h (protected_set_expr_location): New prototype.
2053 * c-tree.h (build_array_ref): Add argument.
2054 (parser_build_unary_op): Same.
2055 * c-typeck.c (build_indirect_ref): Handle new location argument.
2056 (build_array_ref): Same.
2057 (parser_build_unary_op): Same.
2058 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2060 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2062 * c-common.c (finish_label_address_expr): Handle new location argument.
2063 * c-common.h (build_indirect_ref): Add argument.
2064 (finish_label_address_expr): Same.
2065 * c-parser.c (c_parser_unary_expression): Pass location to build
2067 (c_parser_postfix_expression): Same.
2069 2008-09-01 Paul Brook <paul@codesourcery.com>
2071 * config/arm/arm.md: Include cortex-r4f.md.
2072 (attr fpu): Update type list.
2073 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2074 fconstd, fcmps and fcmpd.
2075 (attr tune_cortexr4): Define.
2076 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2077 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2078 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2079 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2080 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2081 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2082 cortex_a8_vfp_farith: Ditto.
2083 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2084 * config/arm/cortex-r4.md: Use tune_cortexr4.
2085 * config/arm/cortex-r4f.md: New file.
2087 2008-09-01 Richard Guenther <rguenther@suse.de>
2089 PR tree-optimization/37305
2090 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2091 the result of constant conversions.
2092 (fold_gimple_assign): Likewise.
2094 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2096 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2097 #ifdef ENABLE_CHECKING.
2099 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2101 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2102 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2103 when !INSN_SCHEDULING.
2105 2008-09-01 Andreas Schwab <schwab@suse.de>
2107 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2109 2008-09-01 Paul Brook <paul@codesourcery.com>
2111 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2113 2008-09-01 Jan Hubicka <jh@suse.cz>
2115 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2117 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2119 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2120 * gimplify.c (gimplify_init_constructor): Add speed operand.
2121 * tree-sra.c (decide_block_copy): Likewise.
2122 * tree-inline.c (estimate_move_cost): Likewise.
2123 * config/alpha/alpha.h (MOVE_RATIO): Update.
2124 * config/frv/frv.c (MOVE_RATIO): Update.
2125 * config/spu/spu.h (MOVE_RATIO): Update.
2126 * config/sparc/sparc.h (MOVE_RATIO): Update.
2127 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2128 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2129 * config/cris/cris.h (MOVE_RATIO): Update.
2130 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2131 * config/arm/arm.h (MOVE_RATIO): Update.
2132 * config/pa/pa.md: Update uses of MOVE_RATIO
2133 * config/pa/pa.h (MOVE_RATIO): Update.
2134 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2135 CLEAR_RATIO, SET_RATIO): Update.
2136 * config/h8300/h8300.h (MOVE_RATIO): Update.
2137 * config/v850/v850.h (MOVE_RATIO): Update.
2138 * config/bfin/bfin.h (MOVE_RATIO): Update.
2140 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2141 Dmitry Melnik <dm@ispras.ru>
2142 Dmitry Zhurikhin <zhur@ispras.ru>
2143 Alexander Monakov <amonakov@ispras.ru>
2144 Maxim Kuvyrkov <maxim@codesourcery.com>
2146 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2147 sel-sched-dump.c, sel-sched-ir.c: New files.
2148 * Makefile.in (OBJS-common): Add selective scheduling object files.
2149 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2150 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2151 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2152 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2153 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2154 (make_forwarder_block): Update loop latch if we have redirected
2155 the loop latch edge.
2156 * cfgloop.c (get_loop_body_in_custom_order): New function.
2157 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2158 (CP_FALLTHRU_PREHEADERS): Likewise.
2159 (get_loop_body_in_custom_order): Declare.
2160 * cfgloopmanip.c (has_preds_from_loop): New.
2161 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2162 Assert that the preheader edge will be fall thru when it is set.
2163 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2164 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2165 fsel-sched-substitution, fselective-scheduling): New flags.
2166 * cse.c (hash_rtx_cb): New.
2168 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2169 sel_sched_insn_cnt): New counters.
2170 * final.c (compute_alignments): Export. Free dominance
2171 info after loop_optimizer_finalize.
2172 * genattr.c (main): Output maximal_insn_latency prototype.
2173 * genautomata.c (output_default_latencies): New.
2174 Factor its code from ...
2175 (output_internal_insn_latency_func): ... here.
2176 (output_internal_maximal_insn_latency_func): New.
2177 (output_maximal_insn_latency_func): New.
2178 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2179 (struct hard_reg_set_iterator): New.
2180 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2181 hard_reg_set_iter_next): New functions.
2182 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2183 * lists.c (remove_free_INSN_LIST_node,
2184 remove_free_EXPR_LIST_node): New functions.
2185 * loop-init.c (loop_optimizer_init): When
2186 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2187 calling create_preheaders.
2188 (loop_optimizer_finalize): Do not verify flow info after reload.
2189 * recog.c (validate_replace_rtx_1): New parameter simplify.
2190 Default it to true. Update all uses. Factor out simplifying
2192 (simplify_while_replacing): ... this new function.
2193 (validate_replace_rtx_part,
2194 validate_replace_rtx_part_nosimplify): New.
2195 * recog.h (validate_replace_rtx_part,
2196 validate_replace_rtx_part_nosimplify): Declare.
2197 * rtl.c (rtx_equal_p_cb): New.
2198 (rtx_equal_p): Use it.
2199 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2200 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2201 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2202 * vecprim.h: Add a vector type for unsigned int.
2203 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2204 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2205 ready_try, cycle_issued_insns, spec_info): Make global.
2206 (readyp): Initialize.
2207 (dfa_lookahead): New global variable.
2208 (old_max_uid, old_last_basic_block): Remove.
2209 (h_i_d): Make it a vector.
2210 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2212 (after_recovery, adding_bb_to_current_region_p):
2213 New variables to handle correct insertion of the recovery code.
2214 (struct ready_list): Move declaration to sched-int.h.
2215 (rgn_n_insns): Removed.
2216 (rtx_vec_t): Move to sched-int.h.
2217 (find_insn_reg_weight): Remove.
2218 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2219 (haifa_init_h_i_d, haifa_finish_h_i_d):
2220 New functions to initialize / finalize haifa instruction data.
2221 (extend_h_i_d, init_h_i_d): Rewrite.
2222 (unlink_other_notes): Move logic to add_to_note_list. Handle
2223 selective scheduler.
2224 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2225 find_fallthru_edge): Make global, remove static prototypes.
2226 (max_issue): Make global. Add privileged_n and state parameters. Use
2228 (extend_global, extend_all): Removed.
2229 (init_before_recovery): Add new param. Fix the handling of the case
2230 when we insert a recovery code before the EXIT which has a predecessor
2231 with a fallthrough edge to it.
2232 (create_recovery_block): Make global. Rename to
2233 sched_create_recovery_block. Update.
2234 (change_pattern): Rename to sched_change_pattern. Make global.
2235 (speculate_insn): Rename to sched_speculate_insn. Make global.
2236 Split haifa-specific functionality into ...
2237 (haifa_change_pattern): New static function.
2238 (sched_extend_bb): New static function.
2239 (sched_init_bbs): New function.
2240 (current_sched_info): Change type to struct haifa_sched_info.
2241 (insn_cost): Adjust for selective scheduling.
2242 (dep_cost_1): New function. Move logic from ...
2243 (dep_cost): ... here.
2244 (dep_cost): Use dep_cost_1.
2245 (contributes_to_priority_p): Use sched_deps_info instead of
2247 (priority): Adjust to work with selective scheduling. Process the
2248 corner case when all dependencies don't contribute to priority.
2249 (rank_for_schedule): Use ds_weak instead of dep_weak.
2250 (advance_state): New function. Move logic from ...
2251 (advance_one_cycle): ... here.
2252 (add_to_note_list, concat_note_lists): New functions.
2253 (rm_other_notes): Make static. Adjust for selective scheduling.
2254 (remove_notes, restore_other_notes): New functions.
2255 (move_insn): Add two arguments. Update assert. Don't call
2257 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2258 Remove more_issue, max_points. Move the code to initialize
2259 max_lookahead_tries to max_issue.
2260 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2261 ready. Adjust use of move_insn. Call restore_other_notes.
2263 (sched_init, sched_finish): Move Haifa-specific initialization/
2265 (haifa_sched_init, haifa_sched_finish): ... respectively.
2267 (setup_sched_dump): New function.
2268 (haifa_init_only_bb): New static function.
2269 (haifa_speculate_insn): New static function.
2270 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2271 (extend_ready, extend_all): Remove.
2272 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2273 (create_check_block_twin, add_to_speculative_block): Use
2274 haifa_insns_init instead of extend_global. Update to use new
2275 initialization functions. Change parameter. Factor out code from
2276 create_check_block_twin to ...
2277 (sched_create_recovery_edges) ... this new function.
2278 (add_block): Remove.
2279 (sched_scan_info): New.
2280 (extend_bb): Use sched_scan_info.
2281 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2282 static functions for walking through scheduling region.
2283 (sched_luids): New vector variable to replace uid_to_luid.
2284 (luids_extend_insn): New function.
2285 (sched_max_luid): New variable.
2286 (luids_init_insn): New function.
2287 (sched_init_luids, sched_finish_luids): New functions.
2288 (insn_luid): New debug function.
2289 (sched_extend_target): New function.
2290 (haifa_init_insn): New static function.
2291 (sched_init_only_bb): New hook.
2292 (sched_split_block): New hook.
2293 (sched_split_block_1): New function.
2294 (sched_create_empty_bb): New hook.
2295 (sched_create_empty_bb_1): New function.
2296 (common_sched_info, ready): New global variables.
2297 (current_sched_info_var): Remove.
2298 (move_block_after_check): Use common_sched_info.
2299 (haifa_luid_for_non_insn): New static function.
2300 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2301 (increase_insn_priority): New.
2302 * modulo-sched.c: (issue_rate): Remove static declaration.
2303 (sms_sched_info): Change type to haifa_sched_info.
2304 (sms_sched_deps_info, sms_common_sched_info): New variables.
2305 (setup_sched_infos): New.
2306 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2307 Do not call regstat_free_calls_crossed.
2308 (sms_print_insn): Use const_rtx.
2309 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2310 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2311 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2312 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2313 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2314 current_sched_info to use it.
2315 (enum reg_pending_barrier_mode): Move to sched-int.h.
2316 (h_d_i_d): New variable. Initialize to NULL.
2317 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2319 (estimate_dep_weak): Remove static declaration.
2320 (sched_has_condition_p): New function. Adjust users of
2321 sched_get_condition to use it instead.
2322 (conditions_mutex_p): Add arguments indicating which conditions are
2324 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2325 argument to indicate whether returned condition is reversed. Do not
2326 generate new rtx when condition should be reversed; indicate it by
2327 setting new argument instead.
2328 (add_dependence_list_and_free): Add deps parameter.
2329 Update all users. Do not free dependence list when
2330 deps context is readonly.
2331 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2333 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2334 (remove_from_deps): New. Use the above functions.
2335 (cur_insn, can_start_lhs_rhs_p): New static variables.
2336 (add_or_update_back_dep_1): Initialize present_dep_type.
2337 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2338 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2339 haifa_note_dep): New functions implementing dependence hooks for
2340 the Haifa scheduler.
2341 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2342 note_dep): New functions.
2343 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2345 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2346 (free_deps): Initialize deps->reg_last.
2347 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2348 sched_analyze_insn): Update to use dependency hooks infrastructure
2349 and readonly contexts.
2350 (deps_analyze_insn): New function. Move part of logic from ...
2351 (sched_analyze): ... here. Also move some logic to ...
2352 (deps_start_bb): ... here. New function.
2353 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2355 (sched_deps_init): New function. Move code from ...
2356 (init_dependency_caches): ... here. Remove.
2357 (init_deps_data_vector): New.
2358 (sched_deps_finish): New function. Move code from ...
2359 (free_dependency_caches): ... here. Remove.
2360 (init_deps_global, finish_deps_global): Adjust for use with
2361 selective scheduling.
2362 (get_dep_weak): Move logic to ...
2363 (get_dep_weak_1): New function.
2364 (ds_merge): Move logic to ...
2365 (ds_merge_1): New static function.
2366 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2367 (ds_get_max_dep_weak): New function.
2368 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2369 (n_insns): Rename to rgn_n_insns.
2370 (debug_ebb_dependencies): New function.
2371 (init_ready_list): Use it.
2372 (begin_schedule_ready): Use sched_init_only_bb.
2373 (ebb_print_insn): Indicate when an insn starts a new cycle.
2374 (contributes_to_priority, compute_jump_reg_dependencies,
2375 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2376 (add_block1): Remove to ebb_add_block.
2377 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2378 (schedule_ebb): Initialize them. Use remove_notes instead of
2379 rm_other_notes. Use haifa_local_init/finish.
2380 (schedule_ebbs): Use haifa_sched_init/finish.
2381 * sched-int.h: Include vecprim.h, remove rtl.h.
2382 (struct ready_list): Delete declaration.
2383 (sched_verbose_param, enum sched_pass_id_t,
2384 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2385 (struct sched_scan_info_def): New structure.
2386 (sched_scan_info, sched_scan, sched_init_bbs,
2387 sched_init_luids, sched_finish_luids, sched_extend_target,
2388 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2389 (struct common_sched_info_def): New.
2390 (common_sched_info, haifa_common_sched_info,
2391 sched_emulate_haifa_p): Declare.
2393 (sched_luids): Declare.
2394 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2395 (sched_max_luid, insn_luid): Declare.
2396 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2397 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2398 print_insn, print_pattern, print_value, haifa_classify_insn,
2399 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2400 setup_sched_dump, sched_init, sched_finish,
2401 sel_insn_is_speculation_check): Export.
2402 (struct ready_list): Move from haifa-sched.c.
2403 (ready_try, ready, max_issue): Export.
2404 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2405 sched_init_only_bb, sched_split_block, sched_split_block_1,
2406 sched_create_empty_bb, sched_create_empty_bb_1,
2407 sched_create_recovery_block, sched_create_recovery_edges): Export.
2408 (enum reg_pending_barrier_mode): Export.
2409 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2411 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2412 print_insn field. Move add_block and fix_recovery_cfg to
2413 common_sched_info_def. Move compute_jump_reg_dependencies,
2415 (struct sched_deps_info_def): ... this new structure.
2416 (sched_deps_info): Declare.
2417 (struct spec_info_def): Remove weakness_cutoff, add
2418 data_weakness_cutoff and control_weakness_cutoff.
2419 (spec_info): Declare.
2420 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2422 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2423 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2424 (current_sched_info): Change type to struct haifa_sched_info.
2425 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2426 (h_d_i_d): New variable.
2427 (HDID): New accessor macro.
2428 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2429 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2431 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2432 (enum SCHED_FLAGS): Update for selective scheduler.
2433 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2434 (init_dependency_caches, free_dependency_caches): Delete declarations.
2435 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2436 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2437 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2438 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2439 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2441 (rm_other_notes): Delete declaration.
2442 (schedule_block): Remove one argument.
2443 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2444 ready_element, ready_lastpos, sched_extend_ready_list,
2445 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2446 concat_note_lists): Export.
2447 (struct region): Move from sched-rgn.h.
2448 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2449 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2450 BLOCK_TO_BB, CONTAINING_RGN): Export.
2451 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2452 (current_nr_blocks, current_blocks, target_bb): Likewise.
2453 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2454 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2455 sched_rgn_local_init, extend_regions,
2456 rgn_make_new_region_out_of_new_block, compute_priorities,
2457 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2458 extend_rgns, deps_join rgn_setup_common_sched_info,
2459 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2460 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2461 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2462 increase_insn_priority): Likewise.
2463 * sched-rgn.c: Include sel-sched.h.
2464 (ref_counts): New static variable. Use it ...
2465 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2466 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2467 (sched_is_disabled_for_current_region_p): Delete static declaration.
2468 (struct region): Move to sched-int.h.
2469 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2470 ebb_head): Define and initialize.
2471 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2472 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2473 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2475 (find_single_block_region): Add new argument to indicate that EBB
2476 regions should be constructed.
2477 (debug_live): Delete declaration.
2478 (current_nr_blocks, current_blocks, target_bb):
2479 Remove static qualifiers.
2480 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2482 (init_regions): Delete declaration.
2483 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2484 rgn_estimate_number_of_insns): New.
2485 (too_large): Use estimate_number_of_insns.
2486 (haifa_find_rgns): New. Move the code from ...
2487 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2488 (free_trg_info): New.
2489 (compute_trg_info): Allocate candidate tables here instead of ...
2490 (init_ready_list): ... here.
2491 (rgn_print_insn): Use const_rtx.
2492 (contributes_to_priority, extend_regions): Delete static declaration.
2493 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2494 (add_block1): Rename to rgn_add_block.
2495 (debug_rgn_dependencies): Delete static qualifier.
2496 (new_ready): Use sched_deps_info. Simplify.
2497 (rgn_common_sched_info, rgn_const_sched_deps_info,
2498 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2500 (region_sched_info): Rename to rgn_const_sched_info.
2501 (deps_join): New, extracted from ...
2502 (propagate_deps): ... here.
2503 (compute_block_dependences, debug_dependencies): Update for selective
2505 (free_rgn_deps, compute_priorities): New functions.
2506 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2507 sched_rgn_compute_dependencies): New functions.
2508 (schedule_region): Use them.
2509 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2510 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2512 (schedule_insns): Call new functions that were split out.
2513 (rgn_make_new_region_out_of_new_block): New.
2514 (get_rgn_sched_max_insns_priority): New.
2515 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2516 scheduling when appropriate.
2517 * sched-vis.c: Include insn-attr.h.
2518 (print_value, print_pattern): Make global.
2519 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2520 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2521 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2522 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2523 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2524 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2525 hooks. Initialize them to 0.
2526 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2527 * target.h (struct gcc_target): Add them. Rename gen_check field to
2529 * flags.h (sel_sched_switch_set): Declare.
2530 * opts.c (sel_sched_switch_set): New variable.
2531 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2532 pipelining is disabled from command line.
2533 (common_handle_option): Record whether selective scheduling is
2534 requested from command line.
2535 * doc/invoke.texi: Document new flags and parameters.
2536 * doc/tm.texi: Document new target hooks.
2537 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2539 (dfa_state_size): Do not declare locally.
2540 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2541 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2542 rs6000_alloc_sched_context, rs6000_set_sched_context,
2543 rs6000_free_sched_context): New functions.
2544 (struct _rs6000_sched_context): New.
2545 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2547 (rs6000_sched_finish): Do not run for selective scheduling.
2549 2008-08-31 Jan Hubicka <jh@suse.cz>
2551 * frv.c (frv_rtx_costs): Update forward declaration.
2552 * spu.c (spu_rtx_costs): Likewise.
2553 * pdp11.c: Include df.h
2554 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2555 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2556 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2557 * iq2000.c (iq2000_address_cost): Add speed argument.
2558 (iq2000_rtx_costs): Likewise.
2559 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2560 update call of mn10300_address_cost.
2561 * mcore.c: Include df.h
2562 (mcore_rtx_costs): Update prototype.
2563 * score3.c: Include df.h
2564 (score3_rtx_costs): Remove speed argument.
2565 * score7.c: Include df.h
2566 (score7_address_cost): Remove speed argument.
2567 * score-protos.h (score_address_cost): Update prototype.
2568 * score.c: Include df.h
2569 (score_rtx_costs): Update call of costs functions.
2570 * v850.c (v850_rtx_costs): Add bool argument.
2572 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2574 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2576 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2578 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2579 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2581 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2583 * mkmap-flat.awk: Add option pe_dll.
2584 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2585 * config/i386/t-cygwin (SHLIB_LC): Add.
2586 * config/i386/t-mingw32 (SHLIB_LC): Add.
2587 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2588 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2589 (LINK_SPEC): Support libgcc_s.
2590 (LIBGCC_SPEC): Support libgcc_s.
2591 (LIBGCC_SONAME): New.
2593 2008-08-31 Jan Hubicka <jh@suse.cz>
2595 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2596 mistakely had old version of patch.
2598 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2599 (ipcp_estimate_growth): New.
2600 (ipcp_insert_stage): Use ipcp_estimate_growth.
2601 * profile.c (branch_prob): When reading failed, do not consider
2604 2008-08-31 Jan Hubicka <jh@suse.cz>
2606 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2607 loop is optimized for speed.
2609 2008-08-31 Richard Guenther <rguenther@suse.de>
2612 * fold-const.c (fold_binary): Retain conversions in folding
2615 2008-08-31 Jan Hubicka <jh@suse.cz>
2617 * postreload-gcse.c (eliminate_partially_redundant_loads):
2618 Use optimize_bb_for_size_p.
2619 * predict.c (maybe_hot_frequency_p): Make inline.
2620 (maybe_hot_count_p): Break out from ...
2621 (maybe_hot_bb_p): ... this one.
2622 (maybe_hot_edge_p): Simplify.
2623 * basic-block.h (probably_cold_bb_p): Remove.
2625 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2628 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2630 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2631 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2632 Also split V4SFmode.
2633 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2636 2008-08-31 Jan Hubicka <jh@suse.cz>
2638 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2640 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2642 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2645 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2648 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2649 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2651 2008-08-31 Jan Hubicka <jh@suse.cz>
2653 * sparc.h (BRANCH_COST): Fix macro definition.
2654 * avr.c (avr_operand_rtx_cost): Add speed argument.
2655 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2657 2008-08-31 Richard Guenther <rguenther@suse.de>
2659 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2660 types instead of operands. Re-instantiate verifying of
2661 binary expression operands.
2663 2008-08-30 Jan Hubicka <jh@suse.cz>
2665 * fwprop.c (should_replace_address): Add speed attribute.
2666 (PR_OPTIMIZE_FOR_SPEED): New flag.
2667 (propagate_rtx_1): Use it.
2668 (propagate_rtx): Set it.
2669 (try_fwprop_subst): Update call of rtx_costs.
2670 (forward_propagate_and_simplify): LIkewise.
2671 * hooks.c (hook_int_rtx_bool_0): New
2672 (hook_bool_rtx_int_int_intp_false): Replace by ...
2673 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2674 * hooks.h (hook_int_rtx_bool_0): New
2675 (hook_bool_rtx_int_int_intp_false): Replace by ...
2676 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2677 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2678 (prepare_cmp_insn): UPdate call of rtx_cost.
2679 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2680 (reload_cse_simplify_operands): Update call of rtx_cost.
2681 (reload_cse_move2add): call of rtx_cost.
2682 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2683 * rtlanal.c (rtx_cost): Add speed argument.
2684 (address_cost): Add speed argument
2685 (default_address_cost): Likewise.
2686 (insn_rtx_cost): Likewise.
2687 * cfgloopanal.c (seq_cost): Add speed argument.
2688 (target_reg_cost, target_spill_cost): Turn to array.
2689 (init_set_costs): Update for speed.
2690 (estimate_reg_pressure_cost): Add speed argument.
2691 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
2692 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
2693 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
2694 (seq_cost): Add speed argument.
2695 (computation_cost): Add speed arugment.
2696 (add_cost, multiply_by_const, get_address_cost): add speed argument.
2697 (force_expr_to_var_cost): Update for profile info.
2698 (force_var_cost): Likewise.
2699 (split_address_cost): Likewise.
2700 (ptr_difference_cost): Likewise.
2701 (difference_cost): Likewise.
2702 (get_computation_cost_at): Likewise.
2703 (determine_iv_cost): Likewise.
2704 (ivopts_global_cost_for_size): Likewise.
2705 (rewrite_use_address): Likewise.
2706 (tree_ssa_iv_optimize_loop): Initialize speed field.
2707 * cse.c (optimize_this_for_speed_p): New static var.
2708 (notreg_cost): Update call of rtx_cost.
2709 (cse_extended_basic_block): set optimize_this_for_speed_p.
2710 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
2711 (noce_try_cmove_arith): Likewise.
2712 (noce_try_sign_mask): LIkewise.
2713 * expr.c (compress_float_constant): Update rtx_cost calls.
2714 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
2716 (addr_to_parts): Likewise.
2717 (create_mem_ref): Likewise.
2718 * dse.c (find_shift_sequence): Add speed argument.
2719 (replace_read): Update call.
2720 * calls.c (precompute_register_parameters): Update call of rtx_cost.
2721 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
2722 * neg_cost, shift_cost, shiftadd_cost,
2723 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
2724 mul_highpart_cost): Increase dimension.
2725 (init_expmed): Initialize for both size and speed.
2726 (expand_shift): Use profile.
2727 (synth_mult): Use profile.
2728 (choose_mult_variant): Use profile.
2729 (expand_mult): Use profile.
2730 (expand_mult_highpart_optab): Use profile.
2731 (expand_mult_highpart): Use profile.
2732 (expand_smod_pow2): Use profile.
2733 (expand_divmod): Use profile.
2734 * simplify-rtx.c (simplify_binary_operation_1): Update call of
2736 * loop-invariant.c (create_new_invariant): Use profile.
2737 (gain_for_invariant): Add speed parameter.
2738 (best_gain_for_invariant): Likewise.
2739 (find_invariants_to_move): Likewise.
2740 (move_single_loop_invariants): Set it.
2741 * target-def.h (TARGET_RTX_COSTS): Use hook.
2742 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
2743 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2744 * output.h (default_address_cost): Update prototype.
2745 * combine.c (optimize_this_for_speed_p): New static var.
2746 (combine_validate_cost): Update call of rtx_cost.
2747 (combine_instructions): Set optimize_this_for_speed_p.
2748 (expand_compound_operation): Update call of rtx_cost.
2749 (make_extraction):Update call of rtx_cost.
2750 (force_to_mode):Update call of rtx_cost.
2751 (distribute_and_simplify_rtx):Update call of rtx_cost.
2752 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
2753 (estimate_reg_pressure_cost): Update prototype.
2754 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
2755 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
2757 * config/alpha/alpha.c (alpha_rtx_costs): Update.
2758 (alpha_rtx_costs): Update.
2759 * config/frv/frv.c (frv_rtx_costs): Update.
2760 * config/s390/s390.c (s390_rtx_costs): Update.
2761 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
2762 (m32c_rtx_costs): Update.
2763 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
2764 (spu_rtx_costs): Update.
2765 * config/sparc/sparc.c (sparc_rtx_costs): Update.
2766 * config/m32r/m32r.c (m32r_rtx_costs): Update.
2767 * config/i386/i386.c (:ix86_address_cost): Update.
2768 (ix86_rtx_costs): Update.
2769 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
2770 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
2771 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
2772 * config/crx/crx.c (crx_address_cost): Update.
2773 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
2774 * config/stormy16/stormy16.c
2775 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
2776 * config/m68hc11/m68hc11.c
2777 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
2778 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
2779 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
2781 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
2783 * config/ia64/ia64.c (ia64_rtx_costs): Update.
2784 * config/m68k/m68k.c (m68k_rtx_costs): Update.
2785 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
2786 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
2787 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
2788 (mcore_rtx_costs): update.
2789 * config/score/score3.c (score3_rtx_costs): Update.
2790 * config/score/score7.c (score7_rtx_costs): Update.
2791 * config/score/score3.h (score3_rtx_costs):Update.
2792 * config/score/score7.h (score7_rtx_costs): Update.
2793 * config/score/score.c (score_rtx_costs): Update.
2794 * config/arm/arm.c (arm_address_cost): Update.
2795 (arm_rtx_costs_1): Update.
2796 (arm_rtx_costs_1): Update.
2797 (arm_size_rtx_costs): Update.
2798 (arm_size_rtx_costs): Update.
2799 (arm_size_rtx_costs): Update.
2800 (arm_xscale_rtx_costs): Update.
2801 (arm_thumb_address_cost): Update.
2802 * config/pa/pa.c (hppa_address_cost): Update.
2803 * config/mips/mips.c (mips_rtx_costs): Update.
2804 * config/vax/vax.c (vax_address_cost): Update.
2805 * config/h8300/h8300.c (h8300_shift_costs): Update.
2806 (h8300_rtx_costs): Update.
2807 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
2808 (v850_rtx_costs): Update.
2809 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
2810 * config/bfin/bfin.c
2811 (bfin_address_cost): Update.
2812 (bfin_rtx_costs): Update.
2813 * stmt.c (lshift_cheap_p): Update.
2815 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2818 * expmed.c (extract_bit_field_1): Check the mode size to make
2819 sure the vector modes have the same size.
2821 2008-08-29 Michael Meissner <gnu@the-meissners.org>
2823 * dojump.c (top level): Include basic-block.h to declare
2824 optimize_insn_for_speed_p
2826 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
2828 * opts.h (CL_SAVE): New option class for marking options that are
2829 target specific options usable in the target attribute.
2830 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
2832 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
2833 can easily find the target specific options that are safe to use
2834 in the attribute or pragma.
2836 * attribs.c (decl_attributes): Change #pragma GCC option to
2837 #pragma GCC target, and attribute((option(...))) to
2838 attribute((target(...))).
2840 * doc/extend.texi (target attribute): Change from option
2841 attribute. Delete push/pop/reset.
2842 (#pragma GCC target): Change from #pragma GCC option. Delete
2844 (#pragma GCC push_options): Document new pragma.
2845 (#pragma GCC pop_options): Document new pragma.
2846 (#pragma GCC reset_options): Document new pragma.
2848 * targhooks.c (default_target_option_valid_attribute_p): Add
2849 warning about port not supporting target attributes.
2850 (default_target_option_pragma_parse): New function, warn about
2851 #pragma GCC target not being supported.
2853 * targhooks.h (default_target_option_pragma_parse): Add
2856 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
2857 TI_CURRENT_OPTION_PRAGMA.
2858 (current_target_pragma): Rename from current_option_pragma.
2860 * target.h: (struct target_option): Delete booleans for changing
2861 the optimization level on hot/cold functions. Change signature of
2862 pragma_parse hook to take a second tree.
2864 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
2866 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
2867 that the declaration is done at global scope.
2869 * langhooks.c (add_builtin_function_common): Move most of the code
2870 from add_builtin_function here, calling the hook passed in.
2871 (add_builtin_function): Call add_builtin_function_common with
2872 standard builtin hook.
2873 (add_builtin_function_ext_scope): New function to add builtins to
2876 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
2878 (add_builtin_function_ext_scope): Add declaration.
2880 * c-pragma.c (handle_pragma_target): Rename from
2881 handle_pragma_option, #pragma GCC option is now #pragma GCC
2882 target. Move warning about port not supporting target options to
2883 default pragma parse hook. Remove push/pop/reset from this
2885 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
2886 (option_stack): Delete static variable.
2887 (optimize_stack): Ditto.
2888 (optons_stack): New stack of saved target and optimization
2890 (handle_pragma_push_options): New function to handle pushing both
2891 target and optimization options.
2892 (handle_pragma_pop_options): New function to handle popping both
2893 target and optimization options.
2894 (handle_pragma_reset_options): New function to handle resetting
2895 both target and optimization options to their initial state.
2896 (init_pragma): Rename handle_pragma_option to
2897 handle_pragma_target. Add support for push_options, pop_options,
2898 and reset_options pragmas.
2900 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
2901 default_target_option_pragma_parse.
2902 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
2903 default_target_option_valid_attribute_p.
2904 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2905 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2906 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
2907 optimization level on hot/cold functions.
2909 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
2910 if the caller and callee have different optimization levels.
2912 * c-common.c (handle_target_attribute): Rename from
2913 handle_option_attribute, attribute((option(...))) is now
2914 attribute((target(...))). Move warning if the port does not
2915 support target attributes to the default hook.
2916 (handle_hot_attribute): Delete code to change the optimization
2917 level of hot functions.
2918 (handle_cold_attribute): Ditto.
2920 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
2921 argument that is the binary tree options to use if there are no
2922 arguments. Call ix86_valid_target_attribute_tree instead of
2923 ix86_valid_option_attribute_tree.
2924 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2925 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2926 ix86_pragma_option_parse.
2928 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2929 Rename from ix86_valid_option_attribute_tree.
2931 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2932 new builtins when the ISA changes.
2933 (ix86_valid_target_attribute_tree): Rename from
2934 ix86_valid_option_attribute_tree. Change callers. If the
2935 function specified optimization options, use those as the starting
2936 point before setting up the target attributes. If the
2937 optimization options were changed in the course of setting the
2938 target attributes, record the new optimization options.
2939 (ix86_valid_target_attribute_tree_inner_p): Rename from
2940 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2941 ix86_add_new_builtins if the ISA changed.
2942 (ix86_valid_target_attribute_p): Rename from
2943 ix86_valid_option_attribute_p. Change callers.
2944 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2945 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2946 as delayed builtin functions.
2947 (struct builtin_isa): New structure to record builtin functions
2948 that should be delayed until the ISA for that function is used.
2949 (ix86_builtins_isa): Change from int to struct to track builtin
2950 functions we want to declare at some point.
2951 (def_builtin): If the front end can delay defining the builtin
2952 functions, don't create builtins for ISAs not part of the default
2954 (def_builtin_const): Ditto.
2955 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2956 __builtin_ia32_pcmov_v2di to be different builtin functions.
2957 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2958 a structure instead of an int.
2959 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2960 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2961 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2962 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2964 * config/ia64/ia64.h
2965 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2966 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2968 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2969 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2970 (LANG_HOOKS_INITIALIZER): Add
2971 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2973 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2976 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2977 the reload address with the index register for SFmode
2978 access with a displacement.
2980 2008-08-30 Jan Hubicka <jh@suse.cz>
2982 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2983 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2984 * dojump.c (do_jump): Likewise.
2985 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2986 (note-if_info): Add BRANCH_COST.
2987 (noce_try_store_flag_constants, noce_try_addcc,
2988 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
2989 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
2990 find_if_case_2): Use computed branch cost.
2991 * expr.h (BRANCH_COST): Update default.
2992 * predict.c (predictable_edge_p): New function.
2993 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2994 Update BRANCH_COST call.
2995 * basic-block.h (predictable_edge_p): Declare.
2996 * config/alpha/alpha.h (BRANCH_COST): Update.
2997 * config/frv/frv.h (BRANCH_COST): Update.
2998 * config/s390/s390.h (BRANCH_COST): Update.
2999 * config/spu/spu.h (BRANCH_COST): Update.
3000 * config/sparc/sparc.h (BRANCH_COST): Update.
3001 * config/m32r/m32r.h (BRANCH_COST): Update.
3002 * config/i386/i386.h (BRANCH_COST): Update.
3003 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3005 * config/sh/sh.h (BRANCH_COST): Update.
3006 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3007 * config/avr/avr.h (BRANCH_COST): Update.
3008 * config/crx/crx.h (BRANCH_COST): Update.
3009 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3010 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3011 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3012 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3013 * config/ia64/ia64.h (BRANCH_COST): Update.
3014 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3015 * config/arc/arc.h (BRANCH_COST): Update.
3016 * config/score/score.h (BRANCH_COST): Update.
3017 * config/arm/arm.h (BRANCH_COST): Update.
3018 * config/pa/pa.h (BRANCH_COST): Update.
3019 * config/mips/mips.h (BRANCH_COST): Update.
3020 * config/vax/vax.h (BRANCH_COST): Update.
3021 * config/h8300/h8300.h (BRANCH_COST): Update.
3022 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3023 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3024 * doc/tm.texi (BRANCH_COST): Update.
3026 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3029 * config/arm/arm.c (arm_optimization_options): Set
3030 flag_section_anchors to 2 instead of 1 to distinguish it from
3031 -fsection-anchors given explicitely on the command line.
3033 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3035 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3036 final insn of a split.
3038 2008-08-30 Jan Hubicka <jh@suse.cz>
3040 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3041 optimized for speed.
3042 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3043 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3044 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3045 flag_gcse_after_reload_set): New static vars.
3046 (common_handle_option): Enable those flags for profile-use.
3047 (decode_options): Remove optimize_size flags that are handled
3048 on higher granuality.
3049 * tree-vectorizer.c (vectorize_loops): Use
3050 optimize_loop_nest_for_speed_p.
3051 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3052 * tree-predcom.c (tree_predictive_commoning): Use
3053 optimize_loop_for_speed_p.
3054 * varasm.c (assemble_start_function): Use
3055 optimize_function_for_speed_p.
3056 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3057 * predict.c (optimize_loop_for_speed_p): Fix walk.
3059 2008-08-30 Jan Hubicka <jh@suse.cz>
3061 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3063 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3064 profile presence locally.
3066 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3069 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3070 versions before 4.0.
3072 2008-08-29 Jan Hubicka <jh@suse.cz>
3074 * tree-inline.c (insert_init_stmt): Insert sequence even when
3077 2008-08-29 Jeff Law <law@redhat.com>
3079 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3080 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3081 location and class is an FP register.
3083 2008-08-29 Jan Hubicka <jh@suse.cz>
3085 * see.c (see_merge_one_def_extension): Silence used uninitialized
3087 * matrix-reorg.c (check_allocation_function): Likewise.
3088 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3090 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3093 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3094 compute new & and | in type rather than TREE_TYPE (arg0).
3096 * dwarf2out.c (fortran_common): Update comment.
3097 (gen_variable_die): Swap com_die and var_die variables in Fortran
3098 COMMON block handling code.
3100 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3102 * dwarf2out.c (gen_const_die): New function.
3103 (size_of_die, value_format, output_die): Output larger
3104 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3105 (native_encode_initializer): New function.
3106 (tree_add_const_value_attribute): Call it.
3107 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3109 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3110 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3111 TREE_THIS_VOLATILE to add_type_attribute.
3113 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3115 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3118 * dwarf2out.c (loc_by_reference): New function.
3119 (add_location_or_const_value_attribute): Use it.
3122 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3123 as DW_TAG_variable children of DW_TAG_common_block rather than
3124 DW_TAG_member children. Put DW_AT_external to individual
3125 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3127 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3128 loc_descriptor_from_tree_1.
3132 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3133 arguments to imported_module_or_decl.
3134 (debug_nothing_tree_tree): Removed.
3135 (debug_nothing_tree_tree_tree_bool): New prototype.
3136 * debug.c (do_nothing_debug_hooks): Adjust.
3137 (debug_nothing_tree_tree): Removed.
3138 (debug_nothing_tree_tree_tree_bool): New function.
3139 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3140 (gen_variable_die): Put all common vars for the
3141 same COMMON block under one DW_TAG_common_block.
3142 (declare_in_namespace): Return new context_die, for Fortran
3143 return the module DIE instead of adding extra declarations into
3145 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3146 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3147 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3149 (dwarf2out_global_decl): Don't skip Fortran global vars.
3150 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3151 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3152 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3153 DW_TAG_imported_declaration as child of previous
3154 DW_TAG_imported_module.
3155 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3156 * sdbout.c (sdb_debug_hooks): Likewise.
3157 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3159 2008-08-29 Jan Hubicka <jh@suse.cz>
3161 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3163 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3164 * ipa-cp.c (n_cloning_candidates): New static variable.
3165 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3166 (ipcp_print_all_lattices): Improve debug output.
3167 (ipcp_cloning_candidate_p): New function.
3168 (ipcp_initialize_node_lattices): Use it.
3169 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3170 (ipcp_propagate_stage): Prettier debug output.
3171 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3172 (ipcp_print_all_structures): Remove.
3173 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3174 (ipcp_insert_stage): Prettier debug output; call
3175 cgraph_remove_unreachable_nodes before propagating.
3176 (pass_ipa_cp): Schedule function removal pass.
3177 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3179 (cgraph_maybe_hot_edge_p): Move to ...
3180 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3181 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3182 (common_handle_option): Set them; enable ipa-cp when profiling.
3183 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3184 (ipa_print_all_jump_functions): Likewise.
3185 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3186 (ipa_print_node_params, ipa_print_all_params): New.
3187 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3188 ipa_print_all_param_flags): Remove.
3189 (ipa_print_node_params, ipa_print_all_params): New.
3191 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3193 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3194 change from 2008-04-03.
3195 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3197 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3200 * ira-color.c (push_allocnos_to_stack): Truncate
3201 removed_splay_allocno_vec.
3203 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3206 * ira-color (ira_fast_allocation): Don't assign hard registers to
3209 2008-08-29 Jan Hubicka <jh@suse.cz>
3212 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3213 for cold internal loops.
3215 2008-08-29 Richard Guenther <rguenther@suse.de>
3217 * tree-ssa-structalias.c (create_variable_info_for): Do not
3218 create fields for heap vars or vars with a noalias state.
3219 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3222 2008-08-29 Richard Guenther <rguenther@suse.de>
3224 * common.opt (ftree-store-ccp): Mark as preserved for
3225 backward compatibility.
3226 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3227 * tree-pass.h (pass_store_ccp): Remove.
3228 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3229 (first_vdef): Remove declaration.
3230 (get_value_loaded_by): Likewise.
3231 * tree-ssa-ccp.c (do_store_ccp): Remove.
3232 (get_default_value): Simplify as do_store_ccp is always false
3233 now. Do not initialize mem_ref.
3234 (set_value_varying): Likewise.
3235 (canonicalize_float_value): Likewise.
3236 (set_lattice_value): Likewise.
3237 (likely_value): Likewise.
3238 (surely_varying_stmt_p): Likewise.
3239 (ccp_initialize): Likewise.
3240 (ccp_lattice_meet): Likewise.
3241 (ccp_visit_phi_node): Likewise.
3242 (ccp_fold): Likewise.
3243 (evaluate_stmt): Likewise.
3244 (visit_assignment): Likewise.
3245 (ccp_visit_stmt): Likewise.
3246 (execute_ssa_ccp): Fold into ...
3247 (do_ssa_ccp): ... this.
3248 (do_ssa_store_ccp): Remove.
3249 (gate_store_ccp): Likewise.
3250 (pass_store_ccp): Likewise.
3251 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3253 * tree-ssa-propagate.c (first_vdef): Remove.
3254 (get_value_loaded_by): Likewise.
3255 (replace_vuses_in): Likewise.
3256 (substitute_and_fold): Do not call replace_vuses_in.
3257 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3259 2008-08-29 Richard Guenther <rguenther@suse.de>
3262 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3263 PARAM_NOALIAS tags with is_heapvar.
3264 * tree-ssa-operands.c (access_can_touch_variable): Offset
3265 based tests do not apply for heapvars. Fix offset test.
3267 2008-08-29 Jan Hubicka <jh@suse.cz>
3269 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3270 (-fipa-cp-clone): Enabled by default at -O3.
3271 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3272 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3274 2008-08-29 Jan Hubicka <jh@suse.cz>
3276 * tree.c (build_function_type_skip_args,
3277 build_function_decl_skip_args): New functions.
3278 * tree.h (build_function_type_skip_args,
3279 build_function_decl_skip_args): Declare.
3280 * gimple.c (giple_copy_call_skip_args): New function.
3281 (giple_copy_call_skip_args): Declare.
3283 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3284 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3285 (ipcp_node_modifiable_p): ... this one; use
3286 tree_versionable_function_p.
3287 (ipcp_create_replace_map): Improve debug output.
3288 (ipcp_need_redirect_p): Return false when not clonning.
3289 (ipcp_update_callgraph): Skip args.
3290 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3292 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3293 (save_inline_function_body): Update call of tree_function_versioning.
3294 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3295 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3297 (tree_function_versioning): Likewise.
3298 * tree-inline.h (tree_function_versioning): Update prototype.
3300 2008-08-29 Jan Hubicka <jh@suse.cz>
3302 * loop-unswitch.c (unswitch_single_loop): Use
3303 optimize_loop_for_speed_p.
3304 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3305 Use optimize_function_for_size_p.
3306 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3307 * postreload-gcse.c (eliminate_partially_redundant_load):
3308 Use optimize_bb_for_size_p.
3309 * value-prof.c (gimple_divmod_fixed_value_transform,
3310 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3311 gimple_stringops_transform): Use optimize_bb_for_size_p.
3312 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3313 * final.c (compute_alignments): Use optimize_function_for_size_p.
3314 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3315 (fold_builtin_strcpy, fold_builtin_fputs): Use
3316 optimize_function_for_size_p.
3317 * fold-const.c (tree_swap_operands_p): Use
3318 optimize_function_for_size_p.
3319 * recog.c (relax_delay_slots): Likewise.
3320 * tree-ssa-math-opts.c (replace_reciprocal):
3321 Use optimize_bb_for_speed_p.
3322 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3323 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3324 optimize_function_for_size_p.
3325 (cgraph_decide_inlining_of_small_function): Use
3326 optimize_function_for_size_p.
3327 * global.c (find_reg): Use optimize_function_for_size_p.
3328 * opts.c (decode_options): Do not clear flag_tree_ch,
3329 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3330 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3331 work it out from profile.
3332 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3333 optimize_loop_for_speed_p.
3334 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3336 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3337 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3338 * tree-eh.c (decide_copy_try_finally): Use
3339 optimize_function_for_size_p.
3340 * local-alloc.c (block_alloc): Pass BB pointer.
3341 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3342 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3343 * loop-unroll.c (decide_unrolling_and_peeling):
3344 Use optimize_loop_for_size_p.
3345 (decide_peel_completely): Likewise.
3346 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3347 optimize_loop_for_size_p.
3348 (vect_enhance_data_refs_alignment): Likewise.
3349 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3350 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3352 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3353 (try_crossjump_bb): Use optimize_bb_for_size_p.
3354 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3355 optimize_loop_for_speed_p.
3356 * bb-reorder.c (find_traces_1_round): Likewise.
3357 (copy_bb): Use optimize_bb_for_speed_p.
3358 (duplicate_computed_gotos): Likewise.
3359 * basic-block.h (optimize_loop_nest_for_size_p,
3360 optimize_loop_nest_for_speed_p): New.
3361 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3363 2008-08-29 Tristan Gingold <gingold@adacore.com>
3365 * gcov.c (main): Call expandargv.
3367 2008-08-29 Jan Hubicka <jh@suse.cz>
3369 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3371 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3373 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3374 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3376 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3378 2008-08-29 Jan Hubicka <jh@suse.cz>
3380 * tree-pass.h (pass_strip_predict_hints): Declare.
3381 * predict.c (strip_builtin_expect): Rename to ...
3382 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3383 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3384 (tree_estimate_probability): Do not strip builtin_expect.
3385 (pass_strip_predict_hints): New pass.
3386 * tree-inline.c (expand_call_inline): When inlining cold function,
3387 predict it as unlikely.
3388 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3390 2008-08-29 Richard Guenther <rguenther@suse.de>
3392 PR tree-optimization/37207
3393 * tree-vrp.c (extract_range_from_binary_expr): Also try
3394 to constant fold if only one of the operands is a constant.
3396 2008-08-29 Nick Clifton <nickc@redhat.com>
3398 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3399 the same way as SYMBOL_REFs.
3401 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3403 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3405 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3407 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3408 * config/mips/mips.md (branch_likely): Remove const. Fix
3410 (define_delay for type "branch"): Change to only apply for branch
3411 with likely variant.
3412 (define_delay for type "branch" and "branch_likely" no). New delay
3414 (equality_op): New code iterator.
3415 (bbv, bbinv): New code attributes.
3416 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3419 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3420 Andrew Pinski <pinskia@gcc.gnu.org>
3423 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3425 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3427 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3428 rule that a symbolic constant must be defined and >= 0 for the
3429 corresponding facility to be present at compile-time.
3430 * gthr-posix.c: Likewise.
3432 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3434 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3435 * config/mips/mips.md (D): New mode attribute.
3436 (mulsi3, muldi3): Merge it into ...
3437 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3438 (muldi3_mul3): New pattern.
3439 (mulsi3_mult3): Rename to mulsi3_mul3.
3441 2008-08-28 Jan Hubicka <jh@suse.cz>
3443 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3445 * predict.c (always_optimize_for_size_p): Rename to ...
3446 (optimize_function_for_size): ... this one; make extern.
3447 (optimize_function_for_speed_p): New.
3448 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3449 optimize_edge_for_size_p,optimize_edge_for_size_p,
3450 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3451 * basic-block.h (optimize_function_for_size_p,
3452 optimize_function_for_speed_p): Declare.
3453 * i386.md (optimize_size checks): Replace them by appropriate
3455 (standard_80387_constant_p, ix86_compute_frame_layout,
3456 ix86_expand_epilogue, ix86_decompose_address,
3457 print_operand, emit_i387_cw_initialization,
3458 inline_memory_move_cost, ix86_pad_returns,
3459 ix86_reorg): Replace optimize_size checks.
3461 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3463 * rtl.h (simplify_subreg_regno): Declare.
3464 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3465 * simplify-rtx.c (simplify_subreg): ...here.
3466 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3467 subreg_offset_representable_p.
3469 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3472 * c-typeck.c (convert_for_assignment): Give a note describing what
3473 was passed and what was expected.
3475 2008-08-28 Joey Ye <joey.ye@intel.com>
3477 * doc/extend.texi: Document AVX built-in functions.
3478 * doc/invoke.texi: Document -mavx.
3480 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3481 Joey Ye <joey.ye@intel.com>
3482 Xuepeng Guo <xuepeng.guo@intel.com>
3484 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
3486 * config/i386/cpuid.h (bit_FMA): New.
3487 (bit_XSAVE): Likewise.
3488 (bit_OSXSAVE): Likewise.
3489 (bit_AVX): Likewise.
3491 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3492 define. Use ASM_OUTPUT_AVX_PREFIX.
3494 * config/i386/gmmintrin.h: New.
3496 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3497 (OPTION_MASK_ISA_AVX_SET): New.
3498 (OPTION_MASK_ISA_FMA_SET): Likewise.
3499 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3500 (OPTION_MASK_ISA_FMA_SET): Likewise.
3501 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3502 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3503 (pta_flags): Add PTA_AVX and PTA_FMA.
3504 (override_options): Handle PTA_AVX and PTA_FMA.
3505 (init_cumulative_args): Handle warn_avx.
3506 (classify_argument): Return 0 for COImode and OImode. Return
3507 1 and X86_64_AVX_CLASS for 256bit vector types.
3508 (examine_argument): Handle X86_64_AVX_CLASS.
3509 (construct_container): Likewise.
3510 (function_arg_advance_32): Pass OImode and 256bit vector types
3512 (function_arg_advance_64): Take a new argument to indicate if a
3513 parameter is named. Handle 256bit vector types. Return
3514 immediately for unnamed 256bit vector mode parameters.
3515 (function_arg_advance): Updated.
3516 (function_arg_32): Add comments for TImode. Handle OImode
3517 and 256bit vector types.
3518 (function_arg_64): Take a new argument to indicate if a
3519 parameter is named. Handle 256bit vector types. Return NULL
3520 for unnamed 256bit vector mode parameters.
3521 (function_arg): Updated.
3522 (setup_incoming_varargs_64): Support
3523 AVX encoding for *sse_prologue_save_insn.
3524 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3525 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3526 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3527 enabled, otherwise return -3.
3528 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3530 (print_reg): Support AVX registers. Handle 'x' and 't'.
3531 Handle 'd' to duplicate the operand.
3532 (print_operand): Likewise. Also support AVX vector compare
3534 (output_387_binary_op): Support AVX.
3535 (output_fp_compare): Likewise.
3536 (ix86_expand_vector_move_misalign): Likewise.
3537 (ix86_attr_length_vex_default): New.
3538 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3539 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3540 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3541 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3542 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3543 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3544 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3545 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3546 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3547 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3548 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3549 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3550 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3551 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3552 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3553 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3554 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3555 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3556 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3557 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3558 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3559 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3560 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3561 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3562 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3563 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3564 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3565 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3566 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3567 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3568 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3569 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3570 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3571 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3572 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3573 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3574 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3575 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3576 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3577 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3578 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3579 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3580 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3581 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3582 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3583 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3584 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3585 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3586 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3587 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3588 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3589 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3590 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3591 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3592 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3593 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3594 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3595 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3596 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3597 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3598 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3599 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3600 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3601 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3602 and IX86_BUILTIN_MOVMSKPS256,
3603 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3604 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3605 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3606 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3607 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3608 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3609 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3610 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3611 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3612 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3613 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3614 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3615 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3616 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3617 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3618 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3619 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3620 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3621 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3622 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3623 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3624 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3625 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3626 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3627 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3628 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3629 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3630 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3631 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3632 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3633 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3634 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3635 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3636 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3637 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3638 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3639 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3640 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3641 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3642 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3643 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3644 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3645 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3646 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3647 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3648 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3649 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3650 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3651 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3652 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3653 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3654 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3655 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3656 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3657 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3658 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3659 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3660 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3662 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3663 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3664 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3665 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3666 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3667 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3668 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3669 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3670 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3671 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3672 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3673 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3674 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3675 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3676 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3677 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3678 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3679 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3680 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3681 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3682 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3683 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3684 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3685 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3686 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3687 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3688 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3689 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3690 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3691 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3692 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3693 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3694 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3695 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
3696 IX86_BUILTIN_MOVMSKPS256.
3697 (ix86_init_mmx_sse_builtins): Support AVX builtins.
3698 (ix86_expand_args_builtin): Likewise.
3699 (ix86_expand_special_args_builtin): Likewise.
3700 (ix86_hard_regno_mode_ok): Handle AVX modes.
3701 (ix86_expand_vector_init_duplicate): Likewise.
3702 (ix86_expand_vector_init_one_nonzero): Likewise.
3703 (ix86_expand_vector_init_one_var): Likewise.
3704 (ix86_expand_vector_init_concat): Likewise.
3705 (ix86_expand_vector_init_general): Likewise.
3706 (ix86_expand_vector_set): Likewise.
3707 (ix86_vector_mode_supported_p): Likewise.
3708 (x86_extended_reg_mentioned_p): Check INSN_P before using
3711 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
3712 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
3714 * config/i386/i386.h (TARGET_AVX): New.
3715 (TARGET_FMA): Likewise.
3716 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
3717 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
3718 (VALID_AVX256_REG_MODE): New.
3719 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3720 (AVX_FLOAT_MODE_P): Likewise.
3721 (AVX128_VEC_FLOAT_MODE_P): Likewise.
3722 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3723 (AVX_VEC_FLOAT_MODE_P): Likewise.
3724 (ASM_OUTPUT_AVX_PREFIX): Likewise.
3725 (ASM_OUTPUT_OPCODE): Likewise.
3726 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
3728 (SSE_REG_MODE_P): Allow 256bit vector modes.
3729 (ix86_args): Add a warn_avx field.
3731 * config/i386/i386.md (UNSPEC_PCMP): New.
3732 (UNSPEC_VPERMIL): Likewise.
3733 (UNSPEC_VPERMIL2): Likewise.
3734 (UNSPEC_VPERMIL2F128): Likewise.
3735 (UNSPEC_MASKLOAD): Likewise.
3736 (UNSPEC_MASKSTORE): Likewise.
3737 (UNSPEC_CAST): Likewise.
3738 (UNSPEC_VTESTP): Likewise.
3739 (UNSPECV_VZEROALL): Likewise.
3740 (UNSPECV_VZEROUPPER): Likewise.
3741 (XMM0_REG): Likewise.
3742 (XMM1_REG): Likewise.
3743 (XMM2_REG): Likewise.
3744 (XMM3_REG): Likewise.
3745 (XMM4_REG): Likewise.
3746 (XMM5_REG): Likewise.
3747 (XMM6_REG): Likewise.
3748 (XMM8_REG): Likewise.
3749 (XMM9_REG): Likewise.
3750 (XMM10_REG): Likewise.
3751 (XMM11_REG): Likewise.
3752 (XMM12_REG): Likewise.
3753 (XMM13_REG): Likewise.
3754 (XMM14_REG): Likewise.
3755 (XMM15_REG): Likewise.
3757 (prefix_vex_imm8): Likewise.
3758 (prefix_vex_w): Likewise.
3759 (length_vex): Likewise.
3762 (*avx_ashlti3): Likewise.
3763 (*avx_lshrti3): Likewise.
3764 (*avx_setcc<mode>): Likewise.
3765 (*fop_<mode>_comm_mixed_avx): Likewise.
3766 (*fop_<mode>_comm_avx): Likewise.
3767 (*fop_<mode>_1_mixed_avx): Likewise.
3768 (*fop_<mode>_1_avx): Likewise.
3769 (*avx_<code><mode>3): Likewise.
3770 (*avx_ieee_smin<mode>3): Likewise.
3771 (*avx_ieee_smax<mode>3): Likewise.
3772 (mode): Add OI, V8SF and V4DF.
3773 (length): Support VEX prefix.
3774 (*cmpfp_i_mixed): Set prefix attribute.
3775 (*cmpfp_i_sse): Likewise.
3776 (*cmpfp_iu_mixed): Likewise.
3777 (*cmpfp_iu_sse): Likewise.
3778 (*movsi_1): Support AVX.
3779 (*movdi_2): Likewise.
3780 (*movdi_1_rex64): Likewise.
3781 (*movti_internal): Likewise.
3782 (*movti_rex64): Likewise.
3783 (*movsf_1): Likewise.
3784 (*movdf_nointeger): Likewise.
3785 (*movdf_integer_rex64): Likewise.
3786 (*movtf_internal): Likewise.
3787 (zero_extendsidi2_32): Likewise.
3788 (zero_extendsidi2_rex64): Likewise.
3789 (*extendsfdf2_mixed): Likewise.
3790 (*extendsfdf2_sse): Likewise.
3791 (*truncdfsf_fast_mixed): Likewise.
3792 (*truncdfsf_fast_sse): Likewise.
3793 (*truncdfsf_mixed): Likewise.
3794 (fix_trunc<mode>di_sse): Likewise.
3795 (fix_trunc<mode>si_sse): Likewise.
3796 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
3797 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
3798 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
3799 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
3800 (*rcpsf2_sse): Likewise.
3801 (*rsqrtsf2_sse): Likewise.
3802 (*sqrt<mode>2_sse): Likewise.
3803 (sse4_1_round<mode>2): Likewise.
3804 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
3805 Support AVX. Set length attribute properly for AVX.
3807 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
3808 (VECTOR_MODES (FLOAT, 32)): Likewise.
3809 (VECTOR_MODE (INT, DI, 8)): Likewise.
3810 (VECTOR_MODE (INT, HI, 32)): Likewise.
3811 (VECTOR_MODE (INT, QI, 64)): Likewise.
3812 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
3813 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
3814 (VECTOR_MODE (INT, DI, 4)): Removed.
3815 (VECTOR_MODE (INT, SI, 8)): Likewise.
3816 (VECTOR_MODE (INT, HI, 16)): Likewise.
3817 (VECTOR_MODE (INT, QI, 32)): Likewise.
3818 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
3819 (INT_MODE (OI, 32)): Likewise.
3821 * config/i386/i386.opt (mavx): New.
3824 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
3826 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
3827 (*mov<mode>_internal_avx): New.
3828 (*movv2sf_internal_rex64_avx): Likewise.
3829 (*movv2sf_internal_avx): Likewise.
3831 * config/i386/predicates.md (const_4_to_5_operand): New.
3832 (const_6_to_7_operand): Likewise.
3833 (const_8_to_11_operand): Likewise.
3834 (const_12_to_15_operand): Likewise.
3835 (avx_comparison_float_operator): Likewise.
3837 * config/i386/sse.md (AVX256MODEI): New.
3838 (AVX256MODE): Likewise.
3839 (AVXMODEQI): Likewise.
3840 (AVXMODE): Likewise.
3841 (AVX256MODEF2P): Likewise.
3842 (AVX256MODE2P): Likewise.
3843 (AVX256MODE4P): Likewise.
3844 (AVX256MODE8P): Likewise.
3845 (AVXMODEF2P): Likewise.
3846 (AVXMODEF4P): Likewise.
3847 (AVXMODEDCVTDQ2PS): Likewise.
3848 (AVXMODEDCVTPS2DQ): Likewise.
3849 (avxvecmode): Likewise.
3850 (avxvecpsmode): Likewise.
3851 (avxhalfvecmode): Likewise.
3852 (avxscalarmode): Likewise.
3853 (avxcvtvecmode): Likewise.
3854 (avxpermvecmode): Likewise.
3855 (avxmodesuffixf2c): Likewise.
3856 (avxmodesuffixp): Likewise.
3857 (avxmodesuffixs): Likewise.
3858 (avxmodesuffix): Likewise.
3859 (vpermilbits): Likewise.
3860 (pinsrbits): Likewise.
3861 (mov<mode>): Likewise.
3862 (*mov<mode>_internal): Likewise.
3863 (push<mode>1): Likewise.
3864 (movmisalign<mode>): Likewise.
3865 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3866 (avx_movdqu<avxmodesuffix>): Likewise.
3867 (avx_lddqu<avxmodesuffix>): Likewise.
3868 (<plusminus_insn><mode>3): Likewise.
3869 (*avx_<plusminus_insn><mode>3): Likewise.
3870 (*avx_vm<plusminus_insn><mode>3): Likewise.
3871 (mul<mode>3): Likewise.
3872 (*avx_mul<mode>3): Likewise.
3873 (*avx_vmmul<mode>3): Likewise.
3874 (divv8sf3): Likewise.
3875 (divv4df3): Likewise.
3876 (avx_div<mode>3): Likewise.
3877 (*avx_div<mode>3): Likewise.
3878 (*avx_vmdiv<mode>3): Likewise.
3879 (avx_rcpv8sf2): Likewise.
3880 (*avx_vmrcpv4sf2): Likewise.
3881 (sqrtv8sf2): Likewise.
3882 (avx_sqrtv8sf2): Likewise.
3883 (*avx_vmsqrt<mode>2): Likewise.
3884 (rsqrtv8sf2): Likewise.
3885 (avx_rsqrtv8sf2): Likewise.
3886 (*avx_vmrsqrtv4sf2): Likewise.
3887 (<code><mode>3): Likewise.
3888 (*avx_<code><mode>3_finite): Likewise.
3889 (*avx_<code><mode>3): Likewise.
3890 (*avx_vm<code><mode>3): Likewise.
3891 (*avx_ieee_smin<mode>3): Likewise.
3892 (*avx_ieee_smax<mode>3): Likewise.
3893 (avx_addsubv8sf3): Likewise.
3894 (avx_addsubv4df3): Likewise.
3895 (*avx_addsubv4sf3): Likewise.
3896 (*avx_addsubv2df3): Likewise.
3897 (avx_h<plusminus_insn>v4df3): Likewise.
3898 (avx_h<plusminus_insn>v8sf3): Likewise.
3899 (*avx_h<plusminus_insn>v4sf3): Likewise.
3900 (*avx_h<plusminus_insn>v2df3): Likewise.
3901 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
3902 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
3903 (*avx_maskcmp<mode>3): Likewise.
3904 (avx_nand<mode>3): Likewise.
3905 (*avx_<code><mode>3): Likewise.
3906 (*avx_nand<mode>3): Likewise.
3907 (*avx_<code><mode>3): Likewise.
3908 (*avx_cvtsi2ss): Likewise.
3909 (*avx_cvtsi2ssq): Likewise.
3910 (*avx_cvtsi2sd): Likewise.
3911 (*avx_cvtsi2sdq): Likewise.
3912 (*avx_cvtsd2ss): Likewise.
3913 (avx_cvtss2sd): Likewise.
3914 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
3915 (avx_cvtps2dq<avxmodesuffix>): Likewise.
3916 (avx_cvttps2dq<avxmodesuffix>): Likewise.
3917 (*avx_cvtsi2sd): Likewise.
3918 (*avx_cvtsi2sdq): Likewise.
3919 (avx_cvtdq2pd256): Likewise.
3920 (avx_cvtpd2dq256): Likewise.
3921 (avx_cvttpd2dq256): Likewise.
3922 (*avx_cvtsd2ss): Likewise.
3923 (*avx_cvtss2sd): Likewise.
3924 (avx_cvtpd2ps256): Likewise.
3925 (avx_cvtps2pd256): Likewise.
3926 (*avx_movhlps): Likewise.
3927 (*avx_movlhps): Likewise.
3928 (avx_unpckhps256): Likewise.
3929 (*avx_unpckhps): Likewise.
3930 (avx_unpcklps256): Likewise.
3931 (*avx_unpcklps): Likewise.
3932 (avx_movshdup256): Likewise.
3933 (avx_movsldup256): Likewise.
3934 (avx_shufps256): Likewise.
3935 (avx_shufps256_1): Likewise.
3936 (*avx_shufps_<mode>): Likewise.
3937 (*avx_loadhps): Likewise.
3938 (*avx_storelps): Likewise.
3939 (*avx_loadlps): Likewise.
3940 (*avx_movss): Likewise.
3941 (*vec_dupv4sf_avx): Likewise.
3942 (*vec_concatv2sf_avx): Likewise.
3943 (*vec_concatv4sf_avx): Likewise.
3944 (*vec_setv4sf_0_avx): Likewise.
3945 (*vec_setv4sf_avx): Likewise.
3946 (*avx_insertps): Likewise.
3947 (avx_vextractf128<mode>): Likewise.
3948 (vec_extract_lo_<mode>): Likewise.
3949 (vec_extract_hi_<mode>): Likewise.
3950 (vec_extract_lo_<mode>): Likewise.
3951 (vec_extract_hi_<mode>): Likewise.
3952 (vec_extract_lo_v16hi): Likewise.
3953 (vec_extract_hi_v16hi): Likewise.
3954 (vec_extract_lo_v32qi): Likewise.
3955 (vec_extract_hi_v32qi): Likewise.
3956 (avx_unpckhpd256): Likewise.
3957 (*avx_unpckhpd): Likewise.
3958 (avx_movddup256): Likewise.
3959 (*avx_movddup): Likewise.
3960 (avx_unpcklpd256): Likewise.
3961 (*avx_unpcklpd): Likewise.
3962 (avx_shufpd256): Likewise.
3963 (avx_shufpd256_1): Likewise.
3964 (*avx_punpckhqdq): Likewise.
3965 (*avx_punpcklqdq): Likewise.
3966 (*avx_shufpd_<mode>): Likewise.
3967 (*avx_storehpd): Likewise.
3968 (*avx_loadhpd): Likewise.
3969 (*avx_loadlpd): Likewise.
3970 (*avx_movsd): Likewise.
3971 (*vec_concatv2df_avx): Likewise.
3972 (*avx_<plusminus_insn><mode>3): Likewise.
3973 (*avx_<plusminus_insn><mode>3): Likewise.
3974 (*avx_mulv8hi3): Likewise.
3975 (*avxv8hi3_highpart): Likewise.
3976 (*avx_umulv8hi3_highpart): Likewise.
3977 (*avx_umulv2siv2di3): Likewise.
3978 (*avx_mulv2siv2di3): Likewise.
3979 (*avx_pmaddwd): Likewise.
3980 (*avx_mulv4si3): Likewise.
3981 (*avx_ashr<mode>3): Likewise.
3982 (*avx_lshr<mode>3): Likewise.
3983 (*avx_ashl<mode>3): Likewise.
3984 (*avx_<code><mode>3): Likewise.
3985 (*avx_eq<mode>3): Likewise.
3986 (*avx_gt<mode>3): Likewise.
3987 (*avx_nand<mode>3): Likewise.
3988 (*avx_nand<mode>3): Likewise.
3989 (*avx_<code><mode>3): Likewise.
3990 (*avx_<code><mode>3): Likewise.
3991 (*avx_packsswb): Likewise.
3992 (*avx_packssdw): Likewise.
3993 (*avx_packuswb): Likewise.
3994 (*avx_punpckhbw): Likewise.
3995 (*avx_punpcklbw): Likewise.
3996 (*avx_punpckhwd): Likewise.
3997 (*avx_punpcklwd): Likewise.
3998 (*avx_punpckhdq): Likewise.
3999 (*avx_punpckldq): Likewise.
4000 (*avx_pinsr<avxmodesuffixs>): Likewise.
4001 (*avx_pinsrq): Likewise.
4002 (*avx_loadld): Likewise.
4003 (*vec_extractv2di_1_rex64_avx): Likewise.
4004 (*vec_extractv2di_1_avx): Likewise.
4005 (*vec_dupv2di_avx): Likewise.
4006 (*vec_concatv2si_avx): Likewise.
4007 (*vec_concatv4si_1_avx): Likewise.
4008 (*vec_concatv2di_avx): Likewise.
4009 (*vec_concatv2di_rex64_avx): Likewise.
4010 (*avx_uavgv16qi3): Likewise.
4011 (*avx_uavgv8hi3): Likewise.
4012 (*avx_psadbw): Likewise.
4013 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4014 (*avx_phaddwv8hi3): Likewise.
4015 (*avx_phadddv4si3): Likewise.
4016 (*avx_phaddswv8hi3): Likewise.
4017 (*avx_phsubwv8hi3): Likewise.
4018 (*avx_phsubdv4si3): Likewise.
4019 (*avx_phsubswv8hi3): Likewise.
4020 (*avx_pmaddubsw128): Likewise.
4021 (*avx_pmulhrswv8hi3): Likewise.
4022 (*avx_pshufbv16qi3): Likewise.
4023 (*avx_psign<mode>3): Likewise.
4024 (*avx_palignrti): Likewise.
4025 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4026 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4027 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4028 (*avx_mpsadbw): Likewise.
4029 (*avx_packusdw): Likewise.
4030 (*avx_pblendvb): Likewise.
4031 (*avx_pblendw): Likewise.
4032 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4033 (avx_ptest256): Likewise.
4034 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4035 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4036 (*avx_aesenc): Likewise.
4037 (*avx_aesenclast): Likewise.
4038 (*avx_aesdec): Likewise.
4039 (*avx_aesdeclast): Likewise.
4040 (avx_vzeroupper): Likewise.
4041 (avx_vzeroupper_rex64): Likewise.
4042 (avx_vpermil<mode>): Likewise.
4043 (avx_vpermilvar<mode>3): Likewise.
4044 (avx_vpermil2<mode>3): Likewise.
4045 (avx_vperm2f128<mode>3): Likewise.
4046 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4047 (avx_vbroadcastss256): Likewise.
4048 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4049 (avx_vinsertf128<mode>): Likewise.
4050 (vec_set_lo_<mode>): Likewise.
4051 (vec_set_hi_<mode>): Likewise.
4052 (vec_set_lo_<mode>): Likewise.
4053 (vec_set_hi_<mode>): Likewise.
4054 (vec_set_lo_v16hi): Likewise.
4055 (vec_set_hi_v16hi): Likewise.
4056 (vec_set_lo_v32qi): Likewise.
4057 (vec_set_hi_v32qi): Likewise.
4058 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4059 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4060 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4061 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4062 (vec_init<mode>): Likewise.
4063 (*vec_concat<mode>_avx): Likewise.
4064 (blendbits): Support V8SF and V4DF.
4065 (sse2_movq128): Support AVX.
4066 (<sse>_movnt<mode>): Likewise.
4067 (sse2_movntv2di): Likewise.
4068 (sse_rcpv4sf2): Likewise.
4069 (sse_sqrtv4sf2): Likewise.
4070 (sse_rsqrtv4sf2): Likewise.
4071 (<sse>_comi): Likewise.
4072 (<sse>_ucomi): Likewise.
4073 (sse_cvtss2si): Likewise.
4074 (sse_cvtss2si_2): Likewise.
4075 (sse_cvtss2siq): Likewise.
4076 (sse_cvtss2siq_2): Likewise.
4077 (sse_cvttss2si): Likewise.
4078 (sse_cvttss2siq): Likewise.
4079 (sse2_cvtsd2si): Likewise.
4080 (sse2_cvtsd2si_2): Likewise.
4081 (sse2_cvtsd2siq): Likewise.
4082 (sse2_cvtsd2siq_2): Likewise.
4083 (sse2_cvttsd2si): Likewise.
4084 (sse2_cvttsd2siq): Likewise.
4085 (sse2_cvtdq2pd): Likewise.
4086 (*sse2_cvtpd2dq): Likewise.
4087 (*sse2_cvttpd2dq): Likewise.
4088 (*sse2_cvtpd2ps): Likewise.
4089 (sse2_cvtps2pd): Likewise.
4090 (sse3_movshdup): Likewise.
4091 (sse3_movsldup): Likewise.
4092 (sse_storehps): Likewise.
4093 (*sse4_1_extractps): Likewise.
4094 (sse2_storelpd): Likewise.
4095 (vec_dupv2df_sse3): Likewise.
4096 (*vec_concatv2df_sse3): Likewise.
4097 (*sse4_1_pextrb): Likewise.
4098 (*sse4_1_pextrb_memory): Likewise.
4099 (*sse2_pextrw): Likewise.
4100 (*sse4_1_pextrw_memory): Likewise.
4101 (*sse4_1_pextrd): Likewise.
4102 (*sse4_1_pextrq): Likewise.
4103 (sse2_pshufd_1): Likewise.
4104 (sse2_pshuflw_1): Likewise.
4105 (sse2_pshufhw_1): Likewise.
4106 (*sse2_storeq_rex64): Likewise.
4107 (*vec_dupv4si): Likewise.
4108 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4109 (sse2_pmovmskb): Likewise.
4110 (*sse2_maskmovdqu): Likewise.
4111 (*sse2_maskmovdqu_rex64): Likewise.
4112 (sse_ldmxcsr): Likewise.
4113 (sse_stmxcsr): Likewise.
4114 (abs<mode>2): Likewise.
4115 (sse4_1_movntdqa): Likewise.
4116 (sse4_1_phminposuw): Likewise.
4117 (sse4_1_extendv8qiv8hi2): Likewise.
4118 (*sse4_1_extendv8qiv8hi2): Likewise.
4119 (sse4_1_extendv4qiv4si2): Likewise.
4120 (*sse4_1_extendv4qiv4si2): Likewise.
4121 (sse4_1_extendv2qiv2di2): Likewise.
4122 (*sse4_1_extendv2qiv2di2): Likewise.
4123 (sse4_1_extendv4hiv4si2): Likewise.
4124 (*sse4_1_extendv4hiv4si2): Likewise.
4125 (sse4_1_extendv2hiv2di2): Likewise.
4126 (*sse4_1_extendv2hiv2di2): Likewise.
4127 (sse4_1_extendv2siv2di2): Likewise.
4128 (*sse4_1_extendv2siv2di2): Likewise.
4129 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4130 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4131 (sse4_1_zero_extendv4qiv4si2): Likewise.
4132 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4133 (sse4_1_zero_extendv2qiv2di2): Likewise.
4134 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4135 (sse4_1_zero_extendv4hiv4si2): Likewise.
4136 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4137 (sse4_1_zero_extendv2hiv2di2): Likewise.
4138 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4139 (sse4_1_zero_extendv2siv2di2): Likewise.
4140 (*sse4_1_zero_extendv2siv2di2): Likewise.
4141 (sse4_1_ptest): Likewise.
4142 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4143 (sse4_2_pcmpestri): Likewise.
4144 (sse4_2_pcmpestrm): Likewise.
4145 (sse4_2_pcmpistri): Likewise.
4146 (sse4_2_pcmpistrm): Likewise.
4148 (aeskeygenassist): Likewise.
4150 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4152 * config/i386/predicates.md (vzeroall_operation): New.
4154 * config/i386/sse.md (avx_vzeroall): New.
4155 (*avx_vzeroall): Likewise.
4157 2008-08-28 Paul Brook <paul@codesourcery.com>
4158 Mark Shinwell <shinwell@codesourcery.com>
4159 Richard Earnshaw <richard.earnshaw@arm.com>
4161 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4162 (TARGET_MIN_ANCHOR_OFFSET): New.
4163 (arm_override_options): Set correct anchor ranges for Thumb-1
4164 and Thumb-2 if required.
4165 (legitimize_pic_address): Handle case involving a TLS symbol
4166 reference with an addend.
4167 (arm_optimization_options): Enable section anchors at -O1 and
4169 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4170 * config/arm/arm-protos.h (arm_optimization_options): New.
4172 2008-08-28 Nick Clifton <nickc@redhat.com>
4174 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4175 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4178 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4179 * config/v850/v850.md (return): Remove frame size restriction.
4181 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4183 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4185 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4187 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4189 2008-08-28 Paul Brook <paul@codesourcery.com>
4191 * config/arm/vfp11.md: Update license notice.
4192 * config/arm/cortex-r4.md: Ditto.
4194 2008-08-28 Richard Guenther <rguenther@suse.de>
4196 PR tree-optimization/37207
4197 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4200 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4203 * tree.c (int_fits_type_p): Don't forget unsigned integers
4204 of type sizetype which higher end word equals -1.
4206 2008-08-28 Ira Rosen <irar@il.ibm.com>
4208 * target.h (struct vectorize): Add new target builtin.
4209 * tree-vectorizer.c (destroy_loop_vec_info): Call
4210 vect_free_slp_instance instead of vect_free_slp_node.
4211 * tree-vectorizer.h (enum slp_load_perm_type): New.
4212 (struct _slp_instance): Add new fields.
4213 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4214 (SLP_INSTANCE_LOADS): New.
4215 (vect_free_slp_tree): Remove.
4216 (vect_free_slp_instance): Declare.
4217 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4218 (vectorizable_load): Add argument.
4219 (vect_transform_slp_perm_load): New.
4220 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4222 (vect_get_place_in_interleaving_chain): New function.
4223 (vect_free_slp_tree): Make static.
4224 (vect_free_slp_instance): New function.
4225 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4226 collect the load location in the interleaving chain.
4227 (vect_supported_slp_permutation_p): New function.
4228 (vect_supported_load_permutation_p): Likewise.
4229 (vect_analyze_slp_instance): In case of loads permutation, call
4230 vect_supported_load_permutation_p to check that the permutation is
4232 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4233 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4234 (vect_create_mask_and_perm): New function.
4235 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4236 (vectorizable_load): Add an argument. Don't keep the created vectors
4237 statements in the node if permutation is required. Call
4238 vect_transform_slp_perm_load to generate the permutation.
4239 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4240 additional argument.
4241 (vect_schedule_slp_instance): In case of loads permutation, allocate
4242 vectorized statements structure for all the related SLP nodes. Call
4243 vect_transform_stmt with addditional argument.
4244 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4245 * config/spu/spu.c (spu_builtin_vec_perm): New.
4246 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4247 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4248 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4249 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4251 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4253 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4254 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4255 __gthread_cond_signal, __gthread_cond_timedwait,
4256 __gthread_cond_timedwait_recursive): New functions.
4257 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4259 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4262 2008-08-28 Richard Guenther <rguenther@suse.de>
4265 * fold-const.c (maybe_canonicalize_comparison_1): Require
4266 undefined overflow only for canonicalizing A +- CST cmp CST.
4267 Make sure to not generate new constants that are not inside
4268 their TYPE_MIN/MAX_VALUE range.
4269 (maybe_canonicalize_comparison): Remove undefined overflow
4271 (fold_binary): Remove now duplicate folding.
4273 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4275 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4276 use not updated in the last change.
4278 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4280 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4281 (IRA_COVER_CLASSES): Add FPUL_REGS.
4283 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4286 * c-common.c (conversion_warning): Check for null operands.
4288 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4291 * c-decl.c (check_for_loop_decls): Improve error message. Give
4294 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4297 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4298 (convert_for_assignment): Pass corrent OPT_W* parameter to
4299 WARN_FOR_ASSIGNMENT.
4301 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4304 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4306 2008-08-27 Paul Brook <paul@codesourcery.com>
4308 * config.gcc: Loosen checks for arm uclinux eabi targets.
4310 2008-08-27 Paul Brook <paul@codesourcery.com>
4312 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4314 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4316 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4318 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4319 the enumerators of an ENUMERAL_TYPE.
4320 * dbxout.c (dbxout_type): Ditto.
4322 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4325 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4326 (fwprop_addr): Check that the loop_father is not the outer loop.
4328 2008-08-26 Paul Brook <paul@codesourcery.com>
4330 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4331 Remove documentation entry for fmul type.
4332 Use fmuls to annotate single-precision multiplication patterns,
4333 fmuld to annotate double-precision multiplication patterns,
4334 fmacs to annotate single-precision multiply-accumulate patterns
4335 and fmacd to annotate double-precision multiply-accumulate patterns.
4336 * config/arm/vfp11.md: Update reservations accordingly.
4337 * config/arm/arm.md: Note that certain values of the "type"
4338 attribute are documented in vfp.md.
4339 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4340 (v10_cvt): Use new fmul types.
4342 2008-08-26 Paul Brook <paul@codesourcery.com>
4344 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4345 * config/arm/vfp11.md: ...here. New.
4346 * config/arm/arm.md: Include vfp11.md.
4348 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4350 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4351 parameter to inform call.
4353 2008-08-26 Jeff Law <law@redhat.com>
4355 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4356 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4357 preferred class when copying a constant into a partial word register.
4359 2008-08-26 Ben Elliston <bje@au.ibm.com>
4361 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4362 * cp/typeck.c: Likewise.
4363 * cp/tree.c: Likewise.
4364 * gimple-low.c: Likewise.
4367 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4369 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4370 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4372 * doc/passes.texi: Describe IRA.
4374 * doc/tm.texi (IRA_COVER_CLASSES,
4375 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4377 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4378 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4379 -fira-propagate-cost, -fno-ira-share-save-slots,
4380 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4382 * flags.h (ira_algorithm): New enumeration.
4383 (flag_ira_algorithm, flag_ira_verbose): New external variable
4386 * postreload.c (gate_handle_postreload): Don't do post reload
4387 optimizations unless the reload is completed.
4389 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4392 * tree-pass.h (pass_ira): New external variable declaration.
4394 * reload.h: Add 2008 to the Copyright.
4396 * cfgloopanal.c: Include params.h.
4397 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4400 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4402 * toplev.c (ira.h): New include.
4403 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4404 (backend_init_target): Call ira_init.
4405 (backend_init): Call ira_init_once.
4406 (finalize): Call finish_ira_once.
4408 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4409 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4412 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4413 may_move_out_cost): New external variable declarations.
4414 (move_table): New typedef.
4416 * caller-save.c: Include headers output.h and ira.h.
4417 (no_caller_save_reg_set): New global variable.
4418 (save_slots_num, save_slots): New variables.
4419 (reg_save_code, reg_restore_code, add_stored_regs): Add
4421 (init_caller_save): Set up no_caller_save_reg_set.
4422 (init_save_areas): Reset save_slots_num.
4423 (saved_hard_reg): New structure.
4424 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4425 (initiate_saved_hard_regs, new_saved_hard_reg,
4426 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4428 (setup_save_areas): Add code for sharing stack slots.
4429 (all_blocks): New variable.
4430 (save_call_clobbered_regs): Process pseudo-register too.
4431 (mark_set_regs): Process pseudo-register too.
4432 (insert_one_insn): Put the insn after bb note in a empty basic
4433 block. Add insn check.
4435 * global.c (eliminable_regset): Make it external.
4436 (mark_elimination): Use DF_LR_IN for IRA.
4437 (pseudo_for_reload_consideration_p): New.
4438 (build_insn_chain): Make it external. Don't ignore spilled
4439 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4440 (gate_handle_global_alloc): New function.
4441 (pass_global_alloc): Add the gate function.
4443 * opts.c (decode_options): Set up flag_ira. Print the warning for
4445 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4447 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4449 * regmove.c (regmove_optimize): Don't do replacement of output for
4452 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4453 New external variable declarations.
4455 * local-alloc.c (update_equiv_regs): Make it external. Return
4456 true if jump label rebuilding should be done. Rescan new_insn for
4458 (gate_handle_local_alloc): New function.
4459 (pass_local_alloc): Add the gate function.
4461 * alias.c (value_addr_p, stack_addr_p): New functions.
4462 (nonoverlapping_memrefs_p): Use them for IRA.
4464 * common.opt (fira, fira-algorithm, fira-coalesce,
4465 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4466 fira-verbose): New options.
4468 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4469 move_cost, may_move_in_cost, may_move_out_cost): Make the
4471 (move_table): Remove typedef.
4472 (init_move_cost): Make it external.
4473 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4476 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4477 setup_reg_classes): New function prototypes.
4478 (eliminable_regset): New external variable declaration.
4479 (build_insn_chain, update_equiv_regs): New function prototypes.
4481 * Makefile.in (IRA_INT_H): New definition.
4482 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4483 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4484 (reload1.o, toplev.o): Add dependence on ira.h.
4485 (cfgloopanal.o): Add PARAMS_H.
4486 (caller-save.o): Add dependence on output.h and ira.h.
4487 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4488 ira-emit.o, ira-lives.o): New entries.
4490 * passes.c (pass_ira): New pass.
4492 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4494 * reload1.c (ira.h): Include the header.
4495 (changed_allocation_pseudos): New bitmap.
4496 (init_reload): Initiate the bitmap.
4497 (compute_use_by_pseudos): Permits spilled registers in FROM.
4498 (temp_pseudo_reg_arr): New variable.
4499 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4500 IRA. Call alter_reg with the additional parameter. Don't clear
4501 spilled_pseudos for IRA. Restore original insn chain for IRA.
4502 Clear changed_allocation_pseudos at the end of reload.
4503 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4504 (hard_regno_to_pseudo_regno): New variable.
4505 (count_pseudo): Check spilled pseudos. Set up
4506 hard_regno_to_pseudo_regno.
4507 (count_spilled_pseudo): Check spilled pseudos. Update
4508 hard_regno_to_pseudo_regno.
4509 (find_reg): Use better_spill_reload_regno_p. Check
4510 hard_regno_to_pseudo_regno.
4511 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4513 (eliminate_regs_1): Use additional parameter for alter_reg.
4514 (finish_spills): Set up pseudo_previous_regs only for spilled
4515 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4516 more arguments. Don't clear live_throughout and dead_or_set for
4517 spilled pseudos. Use additional parameter for alter_reg. Call
4518 mark_allocation_change. Set up changed_allocation_pseudos.
4519 Remove sanity check.
4520 (emit_input_reload_insns, delete_output_reload): Use additional
4521 parameter for alter_reg. Call mark_allocation_change.
4522 (substitute, gen_reload_chain_without_interm_reg_p): New
4524 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4526 * testsuite/gcc.dg/20080410-1.c: New file.
4528 * config/s390/s390.h (IRA_COVER_CLASSES,
4529 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4531 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4533 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4535 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4537 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4539 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4541 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4543 2008-08-24 Jeff Law <law@redhat.com>
4544 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4545 when ignoring unavailable registers.
4547 2008-08-24 Jeff Law <law@redhat.com>
4548 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4549 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4550 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4551 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4553 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4554 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4556 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4557 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4558 * reload1.c (find_reg): Process registers in register allocation order.
4560 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4561 * toplev.c (backend_init_target): Move ira_init call from
4563 (lang_dependent_init_target): ...to here.
4565 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4566 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4567 calculate memory move costs for NO_REGS.
4569 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4570 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4571 STACK_REGS is defined.
4573 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4574 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4576 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4577 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4579 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4580 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4581 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4584 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4585 Dorit Nuzman <dorit@il.ibm.com>
4587 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4588 vec_extract_evenv4sf, vec_extract_evenv8hi,
4589 vec_extract_evenv16qi, vec_extract_oddv4si,
4590 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4591 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4592 vec_interleave_highv4si, vec_interleave_lowv4si,
4593 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4594 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4595 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4597 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4600 * config/rs6000/rs6000.c (optimization_options): Don't default to
4601 section anchors without toplevel reorder.
4603 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4605 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4606 (mfc_end_critical_section): Likewise.
4608 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4610 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4611 all type qualifiers from element type to vector type.
4613 2008-08-25 David Daney <ddaney@avtrex.com>
4615 * config/mips/mips.md (immediate_insn): Move up in file, fix
4616 comment typo, reformat.
4617 (fetchop_bit, atomic_hiqi_op memory_barrier,
4618 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4619 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4620 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4621 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4622 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4623 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4624 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4625 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4626 sync_old_nand<mode>, sync_new_nand<mode>,
4627 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4628 test_and_set_12): Moved to sync.md.
4630 * config/mips/sync.md: New file.
4632 2008-08-25 Richard Henderson <rth@redhat.com>
4634 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4635 (regsave): Likewise.
4636 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4637 (output_cfi_directive): Likewise.
4638 (div_data_align): New.
4639 (output_cfi): Use it.
4641 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4643 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4644 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4645 (TARGET_OCTEON): New macro.
4646 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4647 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4648 (ISA_HAS_POP): New macro.
4649 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4651 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4653 * config/mips/mips.md (cpu): Add octeon.
4654 (type): Add pop attribute value.
4655 (popcount<mode>2): New pattern.
4656 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4658 2008-08-24 Jan Hubicka <jh@suse.cz>
4660 * doc/invoke.texi (-fipa-cp-clone): New option.
4661 (-fipa-cp): Update docs.
4662 (--param ipcp-unit-growth):New.
4663 * ipa-cp.c: Include fibheap.h, params.h
4664 (ipcp_initialize_node_lattices): When not cloning, all externally
4665 visible functions are bottom.
4666 (ipcp_need_redirect_p): Accept clones.
4667 (ipcp_insert_stage): Use cost driven heuristics.
4668 (max_count, dead_nodes): New static vars.
4669 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4670 ipcp_const_param_count): New functions.
4671 * common.opt (ipa-cp-clone): New command line option.
4672 * params.def (ipcp-unit-growth): New.
4674 2008-08-24 Jan Hubicka <jh@suse.cz>
4676 * tree-inline.c (tree_function_versioning): Look harder
4677 for referenced vars.
4679 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4681 PR tree-optimization/37185
4682 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4684 2008-08-23 Jan Hubicka <jh@suse.cz>
4686 * ipa-cp.c (ipcp_analyze_node): New function.
4687 (ipcp_update_cloned_node): Use it.
4688 (ipcp_init_stage): Likewise.
4689 * ipa-inline.c (function_insertion_hook_holder): New static var.
4690 (analyze_function): Break out from ....
4691 (inline_generate_summary): Here; register insertion hook.
4692 (cgraph_decide_inlining): Remove hook.
4693 (add_new_function): New function.
4695 2008-08-23 Jan Hubicka <jh@suse.cz>
4697 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
4699 2008-08-23 Jan Hubicka <jh@suse.cz>
4701 * ipa-cp.c (constant_val_insert): Remove.
4702 (ipcp_propagate_one_const): Remove.
4703 (ipcp_create_replace_map): Always insert replacements to the map.
4704 (ipcp_insert_stage): Do not try to insert statements by hand.
4705 * tree-inline.c (insert_init_stmt): Break out from ...
4706 (setup_one_parameter): ... here; allow NULL BB pointer.
4707 (tree_function_versioning): Use setup_one_parameter to process
4710 2008-08-23 Jan Hubicka <jh@suse.cz>
4712 * tree.c (decl_address_ip_invariant_p): New function.
4713 * tree.h (decl_address_ip_invariant_p): Declare.
4714 * gimple.c (strip_invariant_refs): Break out from ...
4715 (is_gimple_invariant_address): ... here
4716 (is_gimple_ip_invariant_address): New function.
4717 (is_gimple_ip_invariant): New function.
4718 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
4721 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
4722 (ipcp_lat_is_insertable): All constants are insertable.
4723 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
4724 IPA_CONST_VALUE_REF.
4725 (ipcp_initialize_node_lattices): Propagate all types of operands.
4726 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
4727 (ipcp_create_replace_map): Reformat.
4728 (ipcp_need_redirect_p): Simplify.
4729 (ipcp_insert_stage): Check that argument is used before clonning.
4730 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
4732 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
4733 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
4734 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
4735 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
4736 (jump_func_type): Remove IPA_CONST_VALUE_REF.
4737 * tree-inline.c (tree_function_versioning): Add variables referenced
4740 2008-08-23 Jan Hubicka <jh@suse.cz>
4743 * i386.c (standard_80387_constant_p): Use optimize_size.
4745 2008-08-23 Ira Rosen <irar@il.ibm.com>
4747 PR tree-optimization/37161
4748 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
4749 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
4750 (vect_determine_vectorization_factor): Move the scalar type
4751 retrieval to vect_get_smallest_scalar_type.
4752 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
4753 scalar type. Remove redundant computation.
4754 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
4755 (vect_get_slp_defs): Take the type of RHS into account if
4756 necessary by calling vect_get_smallest_scalar_type. Call
4757 vect_get_constant_vectors with additional argument.
4759 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4762 * doc/invoke.texi (Wwrite-strings): Clarify description.
4764 2008-08-23 Ira Rosen <irar@il.ibm.com>
4766 PR tree-optimization/37174
4767 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
4768 def stmt is a part of the loop before accessing its stmt_vec_info.
4770 2008-08-22 Anatoly Sokolov <aesok@post.ru>
4773 * config/avr/avr.md (UNSPEC_SWAP): New constants.
4774 (*swap): New insn pattern.
4775 (*ashlqi3): Rename from ashlqi3 insn pattern.
4776 (ashlqi3): New expanders.
4777 (*lshrqi3): Rename from lshrqi3 insn pattern.
4778 (lshrqi3): New expanders.
4779 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
4780 lshrqi3_const5, lshrqi3_const6): New splitters.
4781 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
4782 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
4785 2008-08-22 Richard Guenther <rguenther@suse.de>
4787 PR tree-optimization/37078
4788 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
4789 [+INF, +INF] ranges.
4791 2008-08-22 Richard Guenther <rguenther@suse.de>
4793 PR tree-optimization/37143
4794 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
4795 a conversion statement instead of a copy.
4797 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
4800 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
4801 CCCmode, CCOmode and CCSmode destination modes.
4804 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
4805 from different units in a single alternative.
4806 (*vec_extractv2sf_1): Ditto.
4807 (*vec_extractv2si_0): Ditto.
4808 (*vec_extractv2si_1): Ditto.
4809 * config/i386/sse.md (sse2_storehpd): Ditto.
4810 (sse2_storelpd): Ditto.
4811 (sse2_loadhpd): Ditto.
4812 (sse2_loadlpd): Ditto.
4815 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
4816 (popcountsi2): Ditto.
4817 (clzdi2_abm): Ditto.
4818 (popcountdi2): Ditto.
4819 (clzhi2_abm): Ditto.
4820 (popcounthi2): Ditto.
4822 2008-08-22 Richard Guenther <rguenther@suse.de>
4826 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
4827 if the multiplication does not overflow.
4829 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
4831 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
4833 2008-08-21 Richard Henderson <rth@redhat.com>
4835 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
4836 spurrious comma from test.
4837 * configure: Rebuild.
4839 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4842 * builtins.c (fold_builtin_next_arg): Add warning about undefined
4845 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
4847 * c-tree.h (grokfield): New argument.
4848 * c-decl.c (grokfield): Handle new location argument.
4849 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
4851 2008-08-21 Richard Guenther <rguenther@suse.de>
4853 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
4855 2008-08-21 Jan Hubicka <jh@suse.cz>
4857 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
4858 (cgraph_add_function_insertion_hook,
4859 cgraph_remove_function_insertion_hook,
4860 cgraph_call_function_insertion_hooks): New functions.
4861 * cgraph.h (cgraph_add_function_insertion_hook,
4862 cgraph_remove_function_insertion_hook,
4863 cgraph_call_function_insertion_hooks): Declare.
4864 * ipa-reference.c (function_insertion_hook_holder): New variable.
4865 (check_operand, look_for_address_of): When checking late, do not care
4866 about module bitmaps.
4867 (add_new_function): New function.
4868 (generate_summary): Register hooks; zero module bitmaps.
4869 (propagate): Unregister hooks.
4870 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
4871 (add_new_function): New function.
4872 (generate_summary): Register hook.
4873 (propagate): Remove hook.
4875 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
4877 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
4878 * ipa-cp.c (ipcp_update_cloned_node): New function.
4879 (build_const_val): Handle functions correctly; bring type logic
4880 into sync with tree-inline.c
4881 (ipcp_init_stage): Take care of computing stuff needed by
4882 indirect inlining; update clones.
4883 (ipcp_generate_summary): Break out of ipcp_driver.
4884 (ipcp_driver): Do only execution and transformation.
4885 (pass_ipa_cp): Make IPA_PASS.
4886 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
4888 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
4889 ipcp, some info is already available.
4890 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
4891 * tree-inline.c (remap_ssa_name): Unshare expression.
4893 2008-08-21 Richard Guenther <rguenther@suse.de>
4895 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
4896 a PHI ask VN if it is already available.
4897 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
4898 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
4900 2008-08-21 Richard Guenther <rguenther@suse.de>
4903 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
4904 makes sure to produce a result of the correct type.
4906 2008-08-21 Jan Hubicka <jh@suse.cz>
4907 Backport from LTO branch:
4909 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4910 Jan Hubicka <jh@suse.cz>
4913 (init_state, finish_state, set_function_state, generate_summary):
4915 (scan_stmt): Renamed from scan_function. Changed to keep state in
4916 local static vars rather than cgraph aux field.
4917 (propagate): Renamed from static_execute. Changed to keep state in
4918 local static vars rather than cgraph aux field.
4919 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
4920 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
4922 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4924 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
4925 * ipa-reference.c (init_function_info, generate_summary,
4926 propagate): New functions.
4927 (analyze_function): Call init_function_info.
4928 (static_execute): Stripped into generate_summary and propagate.
4929 (pass_ipa_reference): Made into ipa_opt_pass.
4931 2008-08-21 Richard Guenther <rguenther@suse.de>
4933 PR tree-optimization/37181
4934 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4936 (extract_range_from_unary_expr): Likewise.
4938 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4940 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4942 * toplev.h (pedwarn_at): Likewise.
4943 * builtins.c: Update all calls to pedwarn.
4944 * c-lex.c: Likewise.
4945 * toplev.c: Likewise.
4946 * c-tree.h: Likewise.
4947 * c-decl.c: Likewise.
4948 * c-errors.c: Likewise.
4949 * c-typeck.c: Likewise.
4950 * c-common.c: Likewise.
4951 * c-parser.c: Likewise.
4953 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4956 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4957 with MODE_VECTOR_INT mode.
4959 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4962 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4963 initialized outside the current module.
4964 (warn_uninitialized_var): Ignore left-hand side when walking the
4965 trees. Ignore address expressions. Examine VUSE operands in gimple
4966 statements with a variable declaration on the right-hand side.
4968 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4971 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4973 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4976 * c-common.c (conversion_warning): Do not warn if applying bit-and
4977 operator to unsigned constant that fits in the target type.
4979 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4982 * c-common.c (conversion_warning): Do not warn for artificial
4985 2008-08-20 Richard Guenther <rguenther@suse.de>
4987 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4988 (extract_range_from_binary_expr): Fall back to constant propagation.
4989 (extract_range_from_unary_expr): Likewise.
4991 2008-08-20 Richard Guenther <rguenther@suse.de>
4993 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4994 with TREE_THIS_VOLATILE on shared nodes.
4995 (fold_stmt_r): Likewise.
4997 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5000 * c-parser.c (c_parser_attributes): For keywords use canonical
5001 spelling for attr_name.
5003 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5005 * value-prof.c (check_counter): Revert wrong call to error.
5007 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5009 * profile.c: Update calls to inform.
5010 * value-prof.c: Update calls to inform.
5012 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5014 * diagnostic.c (inform): Add an explicit location_t parameter.
5015 * toplev.h (inform): Update declaration.
5016 * builtins.c: Update all calls to inform.
5017 * c-common.c: Likewise.
5018 * c-decl.c: Likewise.
5019 * c-opts.c: Likewise.
5020 * c-pch.c: Likewise.
5021 * c-pragma.c: Likewise.
5022 * c-typeck.c: Likewise.
5023 * coverage.c: Likewise.
5025 * toplev.c: Likewise.
5026 * tree-cfg.c: Likewise.
5027 * tree-ssa.c: Likewise.
5029 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5032 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5033 V2DI mode, for SSE4.1, use movq instead of vector set if the
5034 second element is zero and inter-unit moves are OK.
5036 2008-08-20 Richard Guenther <rguenther@suse.de>
5038 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5039 properly handle conversion/copy chains after tuplification.
5041 2008-08-20 Richard Guenther <rguenther@suse.de>
5043 * passes.c (init_optimization_passes): Move the second
5044 forwprop pass before alias computation. Remove the second
5045 DCE pass. Remove the first dominator and phi copy/const
5048 2008-08-20 Nick Clifton <nickc@redhat.com>
5050 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5051 support of this feature. Do not assume that a sufficiently new
5052 assembler will support the feature regardless of the target type.
5053 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5054 * configure: Regenerate.
5056 2008-08-20 Richard Guenther <rguenther@suse.de>
5058 * tree-vrp.c (found_in_subgraph): Remove.
5059 (live): New global static.
5060 (live_on_edge): New function.
5061 (blocks_visited): Remove.
5062 (register_edge_assert_for_2): Use live_on_edge.
5063 (find_conditional_asserts): Remove code dealing with
5064 found_in_subgraph. Do not walk the CFG.
5065 (find_switch_asserts): Likewise.
5066 (find_assert_locations_1): Renamed from find_assert_locations.
5067 Move finding assert locations for conditional and switch
5068 statements first. Update live bitmap. Do not walk the CFG.
5069 (find_assert_locations): New function.
5070 (insert_range_assertions): Remove entry of CFG walk.
5071 Adjust call to find_assert_locations.
5072 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5073 that only can appear because of fake exit edges but assert we
5074 never try to insert on those.
5075 (fini_pre): Do not remove fake exit edges here...
5076 (execute_pre): ...but here, before committing edge inserts.
5078 2008-08-19 Richard Guenther <rguenther@suse.de>
5080 * passes.c (init_optimization_passes): Exchange store-ccp
5083 2008-08-19 Rafael Espíndola <espindola@google.com>
5085 * varasm.c (weak_decls): Move earlier in the file.
5086 (assemble_external): Add weak decls to the weak_decls list.
5087 (declare_weak): Don't add decls to the weak_decls list.
5089 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5092 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5093 before (sse2_shufpd_<mode>).
5095 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5098 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5099 * tree.c (block_nonartificial_location): Likewise.
5101 2008-08-19 Richard Guenther <rguenther@suse.de>
5103 PR tree-optimization/35972
5104 PR tree-optimization/23094
5105 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5107 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5108 handle MISALIGNED_INDIRECT_REF.
5109 (get_ref_from_reference_ops): New helper.
5110 (vn_reference_lookup_pieces): Walk the use-def chain using the
5111 alias-oracle if requested.
5112 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5113 walking the use-def chain.
5114 (compute_avail): But not here.
5115 (create_component_ref_by_pieces_1): Properly handle
5116 MISALIGNED_INDIRECT_REF.
5117 (do_regular_insertion): Handle fully redundant
5118 expressions after PHI-translation also for SSA_NAME values, not
5119 only constants. Correctly use edoubleprime for that.
5121 2008-08-19 Ira Rosen <irar@il.ibm.com>
5123 * tree-vectorizer.c (supportable_widening_operation): Support
5124 multi-step conversion, return the number of steps in such conversion
5125 and the required intermediate types.
5126 (supportable_narrowing_operation): Likewise.
5127 * tree-vectorizer.h (vect_pow2): New function.
5128 (supportable_widening_operation): Change argument types.
5129 (supportable_narrowing_operation): Likewise.
5130 (vectorizable_type_promotion): Add an argument.
5131 (vectorizable_type_demotion): Likewise.
5132 * tree-vect-analyze.c (vect_analyze_operations): Call
5133 vectorizable_type_promotion and vectorizable_type_demotion with
5134 additional argument.
5135 (vect_get_and_check_slp_defs): Detect patterns.
5136 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5138 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5139 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5140 factor according to the smallest type in the loop.
5141 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5142 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5143 supportable_widening_operation with correct arguments.
5144 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5145 operands lists according to the number of vector statements in left
5146 or right node, if exists.
5147 (vect_gen_widened_results_half): Remove unused argument.
5148 (vectorizable_conversion): Call supportable_widening_operation,
5149 supportable_narrowing_operation, and vect_gen_widened_results_half
5150 with correct arguments.
5151 (vectorizable_assignment): Change documentation, support multiple
5153 (vectorizable_operation): Likewise.
5154 (vect_get_loop_based_defs): New function.
5155 (vect_create_vectorized_demotion_stmts): Likewise.
5156 (vectorizable_type_demotion): Support loop-aware SLP and general
5157 multi-step conversion. Call vect_get_loop_based_defs and
5158 vect_create_vectorized_demotion_stmts for transformation.
5159 (vect_create_vectorized_promotion_stmts): New function.
5160 (vectorizable_type_promotion): Support loop-aware SLP and general
5161 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5163 (vectorizable_store): Change documentation, support multiple
5165 (vectorizable_load): Likewise.
5166 (vect_transform_stmt): Pass SLP_NODE to
5167 vectorizable_type_promotion and vectorizable_type_demotion.
5168 (vect_schedule_slp_instance): Move here the calculation of number
5169 of vectorized statements for each node from...
5170 (vect_schedule_slp): ... here.
5171 (vect_transform_loop): Call vect_schedule_slp without the last
5174 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5177 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5178 to == in assert statement.
5179 (vectorizable_reduction): Fix typo.
5181 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5184 * value-prof.c (check_counter): Dereference pointer to overall
5185 count when printing it.
5187 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5189 * profile.h: Really add it.
5191 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5193 * mcf.c: Really add it.
5195 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5196 Vinodha Ramasamy <vinodha@google.com>
5198 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5200 * value-prof.c (check_counter): Fix the counter if
5201 flag_profile_correction is true.
5202 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5203 tree_mod_subtract_transform):
5204 Follow check_counter parameter change.
5205 * common.opt (fprofile-correction): New option.
5207 * profile.h: Likewise.
5208 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5209 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5210 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5212 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5213 flag_profile_correction is set.
5215 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5217 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5219 2008-08-18 Tomas Bily <tbily@suse.cz>
5221 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5222 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5224 * tree-data-ref.c (split_constant_offset_1): Likewise.
5225 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5226 * tree-sra.c (sra_walk_expr): Likewise.
5227 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5228 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5229 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5230 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5232 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5233 * tree-vect-transform.c (vectorizable_type_demotion)
5234 (vectorizable_type_promotion): Likewise.
5235 * tree-inline.c (expand_call_inline):
5236 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5237 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5238 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5239 * expr.c (expand_expr_real_1): Likewise.
5240 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5241 (gimple_assign_unary_useless_conversion_p): Likewise.
5242 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5243 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5244 * fold-const.c (fold_unary): Likewise.
5245 * tree.h (CONVERT_EXPR_P): Likewise.
5246 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5247 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5249 (register_edge_assert_for_2, extract_range_from_unary_expr)
5250 (register_edge_assert_for_1): Likewise.
5252 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5254 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5255 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5256 (enum real_value_const): Delete.
5257 (get_real_const): Delete.
5258 * real.c (get_real_const): Delete.
5259 (dconst_e_ptr): Define.
5260 (dconst_third_ptr): Define.
5261 (dconst_sqrt2_ptr): Define.
5262 * builtins.c: Update all callers.
5264 2008-08-18 Richard Guenther <rguenther@suse.de>
5266 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5267 statement iterator after statement removal.
5269 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5271 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5272 (detect_processor_freebsd): Likewise.
5273 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5275 2008-08-18 Richard Guenther <rguenther@suse.de>
5277 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5278 and loads have the correct types.
5280 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5283 * c-opts.c (cpp_opts): Remove static.
5284 * c-parser.c (cpp_opts): Declare it extern.
5285 (disable_extension_diagnostics): Handle cpp options.
5286 (enable_extension_diagnostics): Likewise.
5288 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5290 * diagnostics.c (permerror_at): Rename as permerror.
5291 (permerror): Delete.
5292 * toplev.h: Likewise.
5294 2008-08-18 Richard Guenther <rguenther@suse.de>
5296 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5297 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5298 Move call_cdce before build_alias. Move copyrename2,
5299 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5300 right after final inlining.
5301 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5302 (pass_build_cfg): But instead via TODO_dump_func.
5304 2008-08-18 Richard Guenther <rguenther@suse.de>
5306 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5308 (scalarize_init): If we failed to generate some initializers
5309 do not generate zeros for not instantiated members. Instead
5310 rely on the copy out.
5311 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5312 about missing flow-sensitive alias info only if we have
5315 2008-08-17 Nick Clifton <nickc@redhat.com>
5317 * doc/extend.texi (Function Attributes): Fix typo in description
5318 if hot function attribute.
5320 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5321 Richard Sandiford <rdsandiford@googlemail.com>
5323 * doc/install.texi (--with-mips-plt): Document.
5324 * doc/invoke.texi (-mplt, -mno-plt): Document.
5325 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5326 and handle ${with_mips_plt}.
5327 * config/mips/mips.opt (mplt): New option.
5328 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5329 (TARGET_ABICALLS_PIC2): Likewise.
5330 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5331 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5332 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5333 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5334 to decide whether to output ".option picX" directives.
5335 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5336 Pass -call_nonpic rather than -KPIC for -mplt.
5337 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5338 on the command line. Also remove it when -mabi=64 is used without
5340 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5341 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5342 TARGET_ABICALLS_PIC0.
5343 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5345 (mips16_build_function_stub): Only output ".option pic" directives
5346 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5347 (mips16_build_call_stub): Fix comment and remove redundant
5348 ".set at"/"set .noat" directives.
5349 (mips_function_rodata_section): Use the default behaviour for
5350 TARGET_ABSOLUTE_ABICALLS.
5351 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5352 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5353 (mips_restore_gp): Do nothing if the current function doesn't use
5355 (mips_expand_prologue): Only save $gp if the current function uses it.
5356 Use a normal move for TARGET_ABICALLS_PIC0.
5357 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5359 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5361 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5362 of function when handling GLOBAL_POINTER_REGNUM.
5364 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5367 * common.opt (-fstack-check): Do not declare the variable here.
5368 (-fstack-check=): New option variant.
5369 * doc/invoke.texi (Code Gen Options): Document it.
5370 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5371 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5372 (STACK_CHECK_STATIC_BUILTIN): New macro.
5373 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5374 * opts.c: Include expr.h.
5375 (common_handle_option) <OPT_fold_stack_check_>: New case.
5376 <OPT_fstack_check>: Likewise.
5377 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5378 consistently in the test for variable-sized types. Adjust for
5379 new behaviour of flag_stack_check.
5380 * explow.c: Include except.h.
5381 (allocate_dynamic_stack_space): Do not take into account
5382 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5383 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5384 for variable-sized parameters. Treat all parameters whose size is
5385 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5386 stack checking is enabled.
5387 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5388 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5389 if generic stack checking is enabled.
5390 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5391 * reload1.c (reload): Likewise.
5392 * stmt.c (expand_decl): Assert that all automatic variables have
5393 fixed size at this point and remove dead code.
5394 * flags.h (stack_check_type): New enumeration type.
5395 (flag_stack_check): Declare.
5396 * toplev.c (flag_stack_check): New global variable.
5397 * Makefile.in (opts.o): Add dependency on EXPR_H.
5398 (explow.o): Add dependency on except.h.
5400 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5402 * config/avr/avr.c (avr_override_options): Reduce value of
5403 PARAM_INLINE_CALL_COST.
5405 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5407 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5408 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5409 lieu of TYPE_MODE (type) throughout.
5411 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5413 * config/arm/arm.c (add_minipool_backward_ref): Check for
5414 8-byte-aligned entries in second case of forcing insertion after a
5415 particular entry. Change third case to avoid inserting
5416 non-8-byte-aligned entries before 8-byte-aligned ones.
5418 2008-08-15 Richard Guenther <rguenther@suse.de>
5420 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5421 strip components for unknown size accesses.
5423 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5425 * config/s390/2097.md New file.
5426 * config/s390/s390.md ("z10prop" attribute): Define none,
5427 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5428 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5429 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5430 possible values and apply them to insns as appropriate.
5431 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5432 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5433 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5434 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5435 ("bfp" mode attribute): Removed. Every occurence replaced
5437 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5438 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5441 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5444 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5447 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5449 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5450 additional argument. Support reduction when duplication is needed due
5451 to data-types of different sizes in the loop.
5452 (get_initial_def_for_induction): Fix printout.
5453 (vect_get_vec_def_for_stmt_copy): Support case where the
5454 vec_stmt_for_operand is a phi node.
5455 (vectorizable_reduction): Support reduction when duplication is needed
5456 due to data-types of different sizes in the loop.
5457 (vectorizable_call): Remove restriction to not vectorize in case we
5458 have data-types of different sizes in the loop.
5459 (vectorizable_conversion): Likewise.
5460 (vectorizable_operation): Likewise.
5461 (vectorizable_type_demotion): Likewise.
5462 (vectorizable_type_promotion): Likewise.
5463 (vectorizable_induction): Add restriction to not vectorize in case
5464 we have data-types of different sizes in the loop.
5466 2008-08-14 Christophe Saout <christophe@saout.de>
5467 Uros Bizjak <ubizjak@gmail.com>
5470 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5471 (*vec_concatv2di_rex64_sse4_1): Ditto.
5472 (*vec_concatv2di_rex64_sse): Ditto.
5474 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5477 * fold-const.c (fold_widened_comparison): Do not allow
5478 sign changes that change the result even if shorter type
5479 is wider than arg1_unw's type.
5481 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5483 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5484 Skip if the multilib testing specifies -march that does not
5485 agree with the one specified in the testcase.
5487 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5489 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5490 zero extend SImode values being converted to TFmode before passing
5493 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5495 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5496 __PPU__ when targeting the Cell/B.E. PPU processor.
5498 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5500 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5501 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5502 Rematerialize the static chain, if any.
5503 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5506 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5508 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5509 (new_loc_descr): Likewise.
5510 (add_loc_descr): Likewise.
5511 (size_of_loc_descr): Likewise.
5512 (size_of_locs): Likewise.
5513 (output_loc_operands): Likewise.
5514 (output_loc_sequence): Likewise.
5515 (new_reg_loc_descr): New.
5516 (build_cfa_loc): Use it.
5517 (build_cfa_aligned_loc): Likewise.
5518 (one_reg_loc_descriptor): Likewise.
5519 (based_loc_descr): Likewise.
5521 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5524 * doc/invoke.texi (Wmain): Update.
5525 * c-decl.c (start_decl): warn_main is only 0 or 1.
5526 (start_function): Likewise. Fix formatting.
5527 (finish_function): Delete redundant warning.
5528 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5529 * c-opts (c_common_handle_option): -Wall only has effect if
5530 warn_main is uninitialized. OPT_Wmain is automatically
5531 handled. -pedantic also enables Wmain.
5532 (c_common_post_options): Handle all logic for Wmain here.
5533 * c-common.c (warn_main): Delete.
5534 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5535 * c-common.h (warn_main): Delete.
5537 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5540 * expr.c (emit_group_store): Allocate stack temp with the
5541 largest alignment when copying from register to stack.
5543 2008-08-13 Richard Guenther <rguenther@suse.de>
5545 * tree.h (maybe_fold_offset_to_address): Declare.
5546 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5547 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5548 Likewise for POINTER_PLUS_EXPR.
5549 (maybe_fold_offset_to_reference): Enable disabled code.
5550 (maybe_fold_offset_to_address): New function.
5551 (fold_stmt_r): Use it.
5552 (fold_gimple_assign): Likewise.
5553 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5554 (gimplify_expr): Likewise.
5556 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5558 * toplev.h (pedwarn_at): Fix declaration.
5560 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5562 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5563 LINK_SPEC): Use %R in -Y P argument.
5565 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5568 * diagnostic.c (pedwarn_at): New.
5569 * toplev.h (pedwarn_at): Declare.
5570 * c-tree.h (build_enumerator): Update declaration.
5571 * c-decl.c (finish_enum): Update comment.
5572 (build_enumerator): Take a location parameter. Give a pedwarn but do
5573 not perform any conversion.
5574 * c-parser.c (c_parser_enum_specifier): Set correct location for
5577 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5580 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5581 expressions except for conversions to signed:1 bitfields. Handle
5582 COND_EXPR with constant operands.
5584 2008-08-13 Richard Guenther <rguenther@suse.de>
5586 PR tree-optimization/15255
5587 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5588 (struct oecount_s): New struct and VEC types.
5590 (oecount_hash): New function.
5591 (oecount_eq): Likewise.
5592 (oecount_cmp): Likewise.
5593 (zero_one_operation): New function.
5594 (build_and_add_sum): Likewise.
5595 (undistribute_ops_list): Perform un-distribution of multiplication
5596 and division on the chain of summands.
5597 (should_break_up_subtract): Also break up subtracts for factors.
5598 (reassociate_bb): Delete dead visited statements.
5599 Call undistribute_ops_list. Re-sort and optimize if it did something.
5600 * passes.c (init_optimization_passes): Move DSE before
5602 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5605 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5607 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5609 * doc/invoke.texi: Revert unintended checkin.
5611 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5614 * gcc.c (include_spec_function): Tweak call to find_a_file.
5616 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5619 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5620 and TRUTH_ORIF_EXPR.
5621 * dojump.c (do_jump): Likewise.
5623 PR tree-optimization/37084
5624 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5625 if id->regimplify, don't assume stmt is a cast assignment.
5627 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5629 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5631 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5634 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5637 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5639 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5640 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5642 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5643 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5644 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5645 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5646 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5648 * doc/tm.texi (Storage Layout): Remove documentation for
5649 TARGET_FLOAT_FORMAT.
5651 * simplify-rtx.c (simplify_binary_operation_1): Replace
5652 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5654 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5656 * real.h (struct real_format): New member has_sign_dependent_rounding.
5657 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5658 spu_single_format, ieee_double_format, mips_double_format,
5659 motorola_double_format, ieee_extended_motorola_format,
5660 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5661 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5662 mips_extended_format, ieee_quad_format, mips_quad_format,
5663 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5664 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5666 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5667 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5668 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5669 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5670 (ROUND_TOWARDS_ZERO): Likewise.
5672 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5673 (FLOAT_MODE_FORMAT): New macro.
5674 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5675 (MODE_COMPOSITE_P): ... this new macro.
5676 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5677 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5678 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5680 * flags.h: Include "real.h".
5682 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5683 REAL_MODE_FORMAT_COMPOSITE_P.
5684 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5686 * doc/tm.texi (Storage Layout): Remove documentation of
5687 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5688 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
5689 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
5690 they only apply to libgcc2.a.
5692 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5694 * config/spu/float_disf.c: New file.
5695 * config/spu/float_unsdisf.c: New file.
5696 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
5697 (LIB2FUNCS_EXCLUDE): Define.
5699 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5700 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5702 * real.h (struct real_format): New member round_towards_zero.
5703 * real.c (round_for_format): Respect fmt->round_towards_zero.
5704 (ieee_single_format, mips_single_format, motorola_single_format,
5705 spu_single_format, ieee_double_format, mips_double_format,
5706 motorola_double_format, ieee_extended_motorola_format,
5707 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5708 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5709 mips_extended_format, ieee_quad_format, mips_quad_format,
5710 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5711 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5713 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
5714 real_format to choose rounding mode when calling MPFR functions.
5715 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
5716 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
5718 * real.h (real_to_decimal_for_mode): Add prototype.
5719 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
5720 Respect target rounding mode when generating decimal representation.
5721 (real_to_decimal): New stub for backwards compatibility.
5722 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
5723 real_to_decimal_for_mode instead of real_to_decimal.
5725 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
5727 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5728 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5730 * real.c (spu_single_format): New variable.
5731 * real.h (spu_single_format): Declare.
5733 * config/spu/spu.c (spu_override_options): Install SFmode format.
5734 (spu_split_immediate): Use integer mode to operate on pieces of
5735 floating-point values in all cases.
5737 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
5738 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
5739 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
5741 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5743 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
5745 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5747 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
5749 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5752 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
5753 on the VAR_DECL instead of TYPE_READONLY on its type.
5755 2008-08-12 Ira Rosen <irar@il.ibm.com>
5757 * tree-vectorizer.c: Depend on langhooks.h.
5758 (supportable_widening_operation): Add two arguments. Support double
5760 (supportable_narrowing_operation): Likewise.
5761 * tree-vectorizer.h (supportable_widening_operation): Add two
5763 (supportable_narrowing_operation): Likewise.
5764 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
5765 supportable_widening_operation with correct arguments.
5766 * tree-vect-transform.c (vectorizable_conversion): Likewise.
5767 (vectorizable_type_demotion): Support double type conversions.
5768 (vectorizable_type_promotion): Likewise.
5769 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
5771 2008-08-11 Michael Matz <matz@suse.de>
5773 * i386/i386.c (override_options): Move initialisation from
5774 flag_schedule_insns_after_reload to here from ...
5775 (optimization_options): ... here.
5777 2008-08-11 Jakub Jelinek <jakub@redhat.com>
5779 PR rtl-optimization/36998
5780 * dwarf2out.c (compute_barrier_args_size_1,
5781 compute_barrier_args_size): Temporarily remove assertions.
5783 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5786 * tree-ssa.c (struct walk_data): Add new flag
5787 warn_possibly_uninitialized.
5788 (warn_uninitialized_var): Use it.
5789 (warn_uninitialized_vars): New.
5790 (execute_early_warn_uninitialized): Call it.
5791 (execute_late_warn_uninitialized): Likewise.
5793 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5796 * reload1.c (gen_reload): Guard calls to get_secondary_mem
5799 2008-08-09 Jan Hubicka <jh@suse.cz>
5802 * optabs.c (maybe_emit_unop_insn): Remove produced code if
5804 (expand_fix): Be prepared for expansion to fail.
5805 (expand_sfix_optab): Remove instructions if expansion failed.
5807 2008-08-09 Anatoly Sokolov <aesok@post.ru>
5809 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
5811 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
5812 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5814 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5816 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
5817 mips/t-libgcc-mips16 to tmake_file.
5818 * config/mips/mips-protos.h (mips_call_type): New enum.
5819 (mips_pic_base_register, mips_got_load): Declare.
5820 (mips_restore_gp): Take an rtx argument.
5821 (mips_use_pic_fn_addr_reg_p): Declare.
5822 (mips_expand_call): Replace the sibcall_p argument with
5823 a mips_call_type argument. Add a lazy_p parameter.
5824 (mips_split_call): Declare.
5825 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
5826 (MIPS16_PIC_TEMP): Likewise.
5827 (reg_class): Delete M16_NA_REGS.
5828 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5829 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
5830 (mips_split_hi_p): Declare.
5831 * config/mips/mips.c (mips_split_hi_p): New array.
5832 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
5833 (mips_got_symbol_type_p): New function.
5834 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
5835 (mips16_stub_function_p): New function.
5836 (mips16_local_function_p): Likewise.
5837 (mips_use_pic_fn_addr_reg_p): Likewise.
5838 (mips_cannot_force_const_mem): Return false for HIGHs.
5839 Extend CONST_INT and symbolic handling to MIPS16, using
5840 mips_symbol_insns to check that the base symbol type is a
5841 legitimate constant. Reject GOT-based constants if
5842 TARGET_MIPS16_PCREL_LOADS.
5843 (mips_const_insns): Check targetm.cannot_force_const_mem when
5844 decomposing a symbolic base and a large offset.
5845 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
5846 When calling a function that needs $25 from MIPS16 code,
5847 move the target address into $25 separately and add a USE
5849 (mips16_gp_pseudo_reg): Insert the initializer immediately
5850 before the first real insn.
5851 (mips_pic_base_register, mips_got_load): New functions.
5852 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
5853 parameter to LOW_OUT. Say that it can be any valid SET_SRC
5854 when splitting a load-address operation. Split SYMBOL_GOT_DISP
5855 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
5856 (mips_call_tls_get_addr): Update the call to mips_expand_call,
5857 also passing NULL_RTX rather than const0_rtx as the aux argument.
5858 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
5859 instead of TARGET_EXPLICIT_RELOCS.
5860 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
5861 (mips_load_call_address): Replace the sibcall_p argument with
5862 a mips_call_type argument. Use mips_got_load.
5863 (mips16_local_alias): New structure.
5864 (mips16_local_aliases): New variable.
5865 (mips16_local_aliases_hash): New function.
5866 (mips16_local_aliases_eq): Likewise.
5867 (mips16_local_alias): Likewise.
5868 (mips16_stub_function): Likewise.
5869 (mips16_build_function_stub): Create a local alias for the target
5870 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
5871 .cpload directive and an R_MIPS_NONE relocation for the target
5872 function, then load the alias rather than the function itself.
5873 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
5874 (mips16_copy_fpr_return_value): Use mips16_stub_function and
5875 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
5876 (mips16_build_call_stub): Replace the FN parameter with an
5877 FN_PTR parameter. Force the address into a register if it
5878 isn't a call_insn_operand; don't rely on the caller to do this.
5879 If a call to a locally-defined and locally-binding MIPS16
5880 function must be made indirectly, redirect the call to the
5881 function's local alias. Use mips16_stub_function_p,
5882 mips16_stub_function, mips_expand_call and use_reg.
5883 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
5884 Use explicit %hi and %lo accesses where possible.
5885 Use MIPS_CALL to generate the correct code form of a
5886 jal instruction. Add clobbers of $18 instead of uses.
5887 Update the call to mips_emit_call_insn.
5888 (mips_expand_call): Replace the SIBCALL_P argument with a
5889 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
5890 Take a LAZY_P parameter. Call mips16_build_call_stub first,
5891 allowing it to modify the call address. Update the calls to
5892 mips_load_call_address and mips_emit_call_insn.
5893 (mips_split_call): New function.
5894 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
5895 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
5896 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
5897 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
5898 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
5900 (mips_cprestore_slot): New function.
5901 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
5902 and use mips_cprestore_slot.
5903 (mips_output_function_prologue): Handle TARGET_MIPS16 for
5905 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
5906 then use a copygp_mips16 instruction to set up $28.
5907 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
5908 (mips16_lay_out_constants): Call split_all_insns_noflow.
5909 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
5910 false if TARGET_MIPS16.
5911 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
5912 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
5913 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
5914 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
5915 MIPS16 code. Allow MIPS16 o32 PIC.
5916 (mips_override_options): Allow MIPS16 o32 PIC.
5917 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
5918 after reload if TARGET_USE_GOT.
5919 (UNSPEC_COPYGP): New constant.
5920 (length): Use a default length of 8 for MIPS16 GOT loads.
5921 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
5922 (*got_page<mode>): Check mips_split_hi_p.
5923 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
5924 (unspec_got<mode>, unspec_call<mode>): New expanders.
5925 (load_got<mode>, load_call<mode>): Remove the length attributes.
5926 Use a got attribute instead of a type attribute.
5927 (copygp_mips16): New insn.
5928 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
5929 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
5930 (sibcall, sibcall_value, call, call_value): Update the calls
5931 to mips_expand_call.
5932 (call_internal, call_value_internal): Use mips_split_call.
5933 (call_value_multiple_internal): Likewise.
5934 (call_split): Move after call_internal (the insn it is split from).
5935 (call_internal_direct, call_value_internal_direct): Turn into
5936 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5937 (call_direct_split, call_value_direct_split): New patterns.
5938 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5939 and use M16_REGS instead of M16_NA_REGS.
5940 * config/mips/predicates.md (const_call_insn_operand): Replace
5941 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5942 mips_use_pic_fn_addr_reg_p check.
5943 (move_operand): Reject HIGHs if mips_split_hi_p.
5944 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5945 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5946 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5947 * config/mips/libgcc-mips16.ver: New file.
5948 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5949 $(srcdir)/config/mips/libgcc-mips16.ver.
5951 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5953 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
5955 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5956 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5957 (mips16_cfun_returns_in_fpr_p): Likewise.
5959 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5961 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5962 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5963 rather than 4 to PC.
5965 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5967 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5968 (FUNCTION_PROFILER): Save the static chain pointer into $2
5969 beforehand and restore it aftewards.
5970 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5971 address directly into $25 and call the function through $25;
5972 do not clobber $3. Pad the DImode version to cover the space
5973 left by the deleted $25 <- $3 move.
5974 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5975 the removal of the $25 <- $3 move.
5976 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5977 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5979 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5980 Daniel Jacobowitz <dan@codesourcery.com>
5982 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5983 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5984 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5985 * config/mips/mips.c (mips_start_function_definition): New function.
5986 (mips_end_function_definition): Likewise.
5987 (mips_output_function_prologue): Use mips_start_function_definition.
5988 (mips_output_function_epilogue): Use mips_end_function_definition.
5989 (build_mips16_function_stub): Use mips_start_function_definition
5990 and mips_end_function_definition.
5991 (build_mips16_call_stub): Likewise.
5993 2008-08-09 Richard Guenther <rguenther@suse.de>
5995 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5996 * gimple.h (gimple_call_fn): Adjust comment.
5997 (gimple_call_set_fndecl): New function.
5998 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5999 longer having bare FUNCTION_DECL operand.
6000 (gimple_call_return_type): Likewise.
6001 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6003 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6004 (gimple_mod_pow2): Likewise.
6005 (gimple_mod_subtract): Likewise.
6006 (gimple_ic): Likewise.
6007 (gimple_stringop_fixed_value): Likewise.
6008 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6009 longer having bare FUNCTION_DECL operand.
6010 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6011 * omp-low.c (optimize_omp_library_calls): Likewise.
6012 * cgraphunit.c (update_call_expr): Likewise.
6013 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6014 (execute_convert_to_rsqrt): Likewise.
6015 * cfgexpand.c (gimple_to_tree): Simplify.
6016 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6017 bare FUNCTION_DECL operand.
6018 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6019 (convert_gimple_call): Use gimple_call_fndecl.
6020 * c-common.c (c_warn_unused_result): Likewise.
6022 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6025 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6026 (c_finish_return): Likewise.
6027 (c_start_case): Likewise.
6028 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6029 * c-parser.c (c_parser_condition): New. Call
6030 verify_sequence_points.
6031 (c_parser_paren_condition): Call c_parser_condition.
6032 (c_parser_for_statement): Call c_parser_condition.
6034 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6037 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6038 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6039 Moved from diagnostic.h
6040 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6042 (emit_diagnostic): New.
6043 (warning0, pedwarn0): Delete.
6044 (warning, warning_at, pedwarn, permerror): Return bool.
6045 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6046 Moved to diagnostic.c.
6047 (struct diagnostic_context): Use correct type for
6048 classify_diagnostic.
6049 (diagnostic_report_diagnostic): Update declaration.
6050 (emit_diagnostic): Declare.
6051 * errors.c (warning): Return bool.
6052 * errors.h (warning): Update declaration.
6053 * toplev.h (warning0, pedwarn0): Delete.
6054 (warning, warning_at, pedwarn, permerror): Return bool.
6055 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6056 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6057 inform. Update all calls.
6058 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6059 before giving informative note.
6060 (implicit_decl_warning): Likewise.
6061 * c-typeck.c (build_function_call): Likewise.
6062 * tree-sssa.c (warn_uninit): Likewise.
6063 * builtins.c (gimplify_va_arg_expr): Likewise.
6065 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6068 * doc/invoke.texi (-Wextra): Move warning from here...
6069 (-Wuninitialized): ... to here.
6071 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6074 * flags.h (set_Wunused): Delete
6075 * toplev.c (process_options): Handle Wunused flags here.
6076 * opts.c (maybe_warn_unused_parameter): Delete.
6077 (common_handle_option): Replace set_Wunused by warn_unused.
6078 (set_Wextra): Do not handle Wunused-parameter here.
6079 (set_Wunused): Delete.
6080 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6082 * common.opt (Wunused): Add Var and Init.
6083 (Wunused-function): Likewise.
6084 (Wunused-label): Likewise.
6085 (Wunused-parameter): Likewise.
6086 (Wunused-value): Likewise.
6087 (Wunused-variable): Likewise.
6089 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6091 * doc/invoke.texi: Add cpu_type power7.
6092 * config.in (HAVE_AS_VSX): New.
6093 * config.gcc: Add cpu_type power7.
6094 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6096 * configure: Regenerate.
6097 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6099 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6100 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6101 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6103 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6105 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6106 type to vectorize.builtin_conversion.
6107 (vectorizable_conversion): Likewise.
6108 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6109 integral type as input.
6110 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6112 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6113 and ALTIVEC_BUILTIN_VCTSXS.
6114 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6117 2008-08-08 Richard Guenther <rguenther@suse.de>
6119 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6120 (surely_varying_stmt_p): Calls are varying only if they are
6121 non-builtin and not indirect or have no result.
6122 (ccp_fold): Re-instantiate code before the tuples merge.
6124 2008-08-08 Richard Guenther <rguenther@suse.de>
6126 PR tree-optimization/37056
6127 * gimple.h (gimple_assign_rhs_class): New helper function.
6128 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6129 unary operations properly.
6131 2008-08-07 Jan Hubicka <jh@suse.cz>
6133 * i386.h (ix86_size_cost): Declare.
6134 (ix86_cur_cost): New function macro.
6135 * i386.md (peepholes expanding size and splitters): Predicate by
6136 optimize_insn_for_speed_p.
6137 (peepholes reduce size and splitters): Predicate by
6138 optimize_insn_for_size_p.
6139 * i386.c (ix86_size_cost): Rename from ...
6140 (size_cost): This one.
6141 (override_options): Update.
6142 (decide_alg): Likewise.
6143 (ix86_expand_clear): Use RTL profile.
6144 (ix86_pad_returns): Use RTL profile.
6146 2008-08-07 Jan Hubicka <jh@suse.cz>
6148 * recog.c (split_all_insns): Set RTL profile
6149 (peephole2_optimize): Likewise.
6150 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6151 * combine.c (combine_instructions): Likewise.
6153 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6155 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6157 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6159 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6160 value in a6 after the set_frame_ptr insn.
6162 2008-08-07 Richard Henderson <rth@redhat.com>
6165 * gcc.c (cpp_options): Pass along -g*.
6167 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6169 * config/arm/arm.c (output_move_neon): Update comment describing
6170 big-endian vector layout.
6171 (arm_assemble_integer): Do not handle big-endian NEON vectors
6173 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6174 neon_vget_lane<mode>_sext_internal,
6175 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6176 element indices for big-endian.
6178 2008-08-07 Richard Henderson <rth@redhat.com>
6180 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6181 * configure, config.in: Rebuild.
6182 * debug.h (dwarf2out_do_cfi_asm): Declare.
6183 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6184 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6185 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6186 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6188 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6190 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6191 movv2si_internal): Combine into mov<mode>_internal.
6192 (movv2si_internal_2): Remove.
6194 2008-08-07 Jan Hubicka <jh@suse.cz>
6197 * i386.md (single stringop patterns): Enable unconditionally.
6199 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6202 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6204 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6205 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6207 * config/i386/sse.md (sse2_movq128): New.
6209 * doc/extend.texi: Document __builtin_ia32_movq128.
6211 2008-08-07 Richard Guenther <rguenther@suse.de>
6214 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6215 pointers can access anything.
6217 2008-08-06 Jan Hubicka <jh@suse.cz>
6219 * optabs.c (emit_unop_insn): Break out to ...
6220 (maybe_emit_unop_insn): ... this one.
6221 (expand_sfix_optab): Use maybe variant.
6222 * optabs.h (maybe_emit_unop_insn): Declare.
6224 * i386.md (mov0 patterns): Enable by default.
6225 (FP conversion expanders): Disable expansion of code expanding
6226 sequences when instruction should be optimized for size.
6227 (single strinop patterns): Enable when optimizing for size.
6228 (string expanders): Disable expanding of code expanding sequences
6229 when optimizning instruction for size.
6230 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6232 (ix86_fp_comparison_sahf_cost): Likewise.
6233 (ix86_expand_branch): Likewise.
6234 (ix86_expand_ashl_const): Likewise.
6235 (ix86_split_ashl): Likewise.
6236 (ix86_expand_strlen): Likewise.
6237 (ix86_emit_fp_unordered_jump): Likewie.
6239 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6241 * c-common.c: Fix typo.
6242 (c_common_reswords): Activate more C++ keyword warnings.
6244 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6246 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6249 * diagnostic.c (permerror_at): New.
6250 * toplev.h (permerror_at): Declare.
6252 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6253 Ira Rosen <irar@il.ibm.com>
6255 * tree-vect-transform.c (vect_model_simple_cost): Return
6256 immediately if stmt is pure SLP.
6257 (vect_model_store_cost): Ditto.
6258 (vect_model_load_cost): Ditto.
6259 (vectorizable_store): Remove PURE_SLP check before call
6260 to vect_model_store_cost.
6261 (vect_model_store_cost): When checking whether stmt describe
6262 strided access, add a check that it is not slp_node.
6264 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6267 * c-common.c (warn_for_sign_compare): New. Handle separately the
6268 case that 'constant' is zero.
6269 * c-typeck.c (build_binary_op): Move code to c-common.c
6271 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6273 * config/alpha/alpha.c (alpha_preferred_reload_class,
6274 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6275 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6276 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6277 * config/arm/arm.md: Likewise.
6278 * config/avr/avr-protos.h (preferred_reload_class,
6279 test_hard_reg_class, avr_simplify_comparison_p,
6280 out_shift_with_cnt, class_max_nregs): Likewise.
6281 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6282 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6283 preferred_reload_class, test_hard_reg_class): Likewise.
6284 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6285 bfin_memory_move_cost, bfin_secondary_reload,
6286 bfin_output_mi_thunk): Likewise.
6287 * config/crx/crx.c (crx_secondary_reload_class,
6288 crx_memory_move_cost): Likewise.
6289 * config/frv/frv-protos.h (frv_secondary_reload_class,
6290 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6291 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6292 frv_secondary_reload_class, frv_class_likely_spilled_p,
6293 frv_class_max_nregs): Likewise.
6294 * config/h8300/h8300.c (h8300_classify_operand,
6295 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6297 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6298 * config/ia64/ia64.c (ia64_preferred_reload_class,
6299 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6300 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6301 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6303 * config/m68hc11/m68hc11.c (preferred_reload_class,
6304 m68hc11_memory_move_cost): Likewise.
6305 * config/mcore/mcore.c (mcore_secondary_reload_class,
6306 mcore_reload_class): Likewise.
6307 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6308 mips_class_max_nregs, mips_cannot_change_mode_class,
6309 mips_preferred_reload_class, mips_secondary_reload_class,
6310 mips_output_mi_thunk): Likewise.
6311 * config/mmix/mmix.c (mmix_preferred_reload_class,
6312 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6314 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6316 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6317 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6318 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6319 * config/rs6000/rs6000.c (paired_expand_vector_init,
6320 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6321 compare_section_name, rs6000_memory_move_cost): Likewise.
6322 * config/s390/s390.c (s390_emit_compare_and_swap,
6323 s390_preferred_reload_class, s390_secondary_reload,
6324 legitimize_pic_address, legitimize_tls_address,
6325 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6326 s390_class_max_nregs): Likewise.
6327 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6328 * config/s390/s390.md: Likewise.
6329 * config/score/score-protos.h (score_secondary_reload_class,
6330 score_preferred_reload_class): Likewise.
6331 * config/score/score.c (score_preferred_reload_class,
6332 score_secondary_reload_class): Likewise.
6333 * config/score/score3.c (score3_output_mi_thunk,
6334 score3_preferred_reload_class, score3_secondary_reload_class,
6335 score3_hard_regno_mode_ok): Likewise.
6336 * config/score/score3.h (score3_preferred_reload_class,
6337 score3_secondary_reload_class): Likewise.
6338 * config/score/score7.c (score7_output_mi_thunk,
6339 score7_preferred_reload_class, score7_secondary_reload_class,
6340 score7_hard_regno_mode_ok): Likewise.
6341 * config/score/score7.h (score7_preferred_reload_class,
6342 score7_secondary_reload_class): Likewise.
6343 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6344 output_branchy_insn, add_constant, gen_block_redirect,
6345 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6346 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6347 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6348 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6349 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6350 xstormy16_preferred_reload_class): Likewise.
6351 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6352 xtensa_expand_atomic, override_options,
6353 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6355 * reorg.c (try_merge_delay_insns): Likewise.
6356 * tree.c (merge_dllimport_decl_attributes): Likewise.
6358 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6360 2008-08-06 Michael Matz <matz@suse.de>
6362 * Makefile.in (write_entries_to_file): Quote words.
6363 * gengtype.c: (read_input_line): Skip over leading white-space.
6365 2008-08-06 Marc Gauthier <marc@tensilica.com>
6367 * config.gcc: Match more processor names for Xtensa.
6368 * configure.ac: Likewise.
6369 * doc/install.texi (Specific): Likewise.
6370 * configure: Regenerate.
6372 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6374 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6375 * calls.c (avoid_likely_spilled_reg): Likewise.
6376 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6377 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6378 * config/i386/i386.c (ix86_expand_special_args_builtin,
6379 ix86_secondary_reload): Likewise.
6380 * except.c (struct eh_region, gen_eh_region_catch,
6381 remove_unreachable_regions, duplicate_eh_regions,
6382 assign_filter_values, build_post_landing_pads,
6383 sjlj_find_directly_reachable_regions, remove_eh_handler,
6384 reachable_next_level, foreach_reachable_handler,
6385 can_throw_internal_1, can_throw_external_1,
6386 collect_one_action_chain): Likewise.
6387 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6388 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6389 * function.c (update_temp_slot_address, instantiate_new_reg,
6390 instantiate_virtual_regs_in_rtx,
6391 instantiate_virtual_regs_in_insn): Likewise.
6392 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6393 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6394 gimplify_cleanup_point_expr): Likewise.
6395 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6396 * passes.c (next_pass_1): Likewise.
6397 * print-tree.c (print_node_brief, print_node): Likewise.
6398 * profile.c (branch_prob): Likewise.
6399 * tree-dump.c (dump_register): Likewise.
6400 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6402 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6403 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6404 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6405 copy_arguments_for_versioning, copy_static_chain): Likewise.
6406 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6407 add_new_name_mapping, register_new_name_mapping): Likewise.
6408 * tree-mudflap.c (mf_xform_derefs): Likewise.
6409 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6410 get_init_expr, combine_chains): Likewise.
6411 * tree-pretty-print.c (dump_generic_node): Likewise.
6412 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6413 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6414 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6415 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6417 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6420 * calls.c (expand_call): Use the biggest preferred stack
6423 2008-08-06 Michael Matz <matz@suse.de>
6426 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6427 for reused reload, instead of overwriting them.
6429 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6432 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6433 for incoming stack boundary.
6435 * function.c (assign_parm_find_entry_rtl): Update
6436 parm_stack_boundary.
6438 * function.h (rtl_data): Add parm_stack_boundary.
6440 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6441 parm_stack_boundary for incoming stack boundary.
6443 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6445 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6446 for unrepresentable subregs or treat them as equal to other regs
6447 or subregs with the same register number.
6449 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6452 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6455 2008-08-06 Jan Hubicka <jh@suse.cz>
6457 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6458 frequencies might be hot.
6460 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6462 * reload.c (find_reloads): Force constants into literal pool
6463 also if they are wrapped in a SUBREG.
6465 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6468 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6469 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6470 Don't allow predicated instructions for data speculation.
6471 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6474 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6476 * haifa-sched.c (extend_global): Split to extend_global_data and
6477 extend_region_data. Update all uses.
6478 (extend_all): Rename to extend_block_data.
6480 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6482 * sched-rgn.c (new_ready): Check if instruction can be
6483 speculatively scheduled before attempting speculation.
6484 (debug_rgn_dependencies): Remove wrongful assert.
6486 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6488 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6490 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6492 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6493 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6494 va_size, and type_size.
6496 2008-08-04 Jason Merrill <jason@redhat.com>
6499 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6500 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6502 2008-08-05 Richard Henderson <rth@redhat.com>
6504 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6505 * configure: Rebuild.
6507 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6510 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6511 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6514 2008-08-05 Richard Henderson <rth@redhat.com>
6516 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6517 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6518 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6519 * common.opt (fdwarf2-cfi-asm): New.
6520 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6521 * config.in, configure: Rebuild.
6522 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6523 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
6525 (dw2_force_const_mem): Externalize.
6526 * dwarf2asm.h: Update.
6527 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6528 generate a real label.
6529 (output_cfi_directive): New.
6530 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6531 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6532 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6534 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6535 (output_loc_operands_raw, output_loc_sequence_raw): New.
6536 (output_cfa_loc_raw): New.
6538 2008-08-05 Paul Brook <paul@codesourcery.com>
6540 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6541 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6542 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6543 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6544 * config/arm/arm.h (TARGET_VFPD32): Define.
6545 (TARGET_VFP3): Use TARGET_VFPD32.
6546 (fputype): Add FPUTYPE_VFP3D16.
6547 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6548 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6549 * config/arm/arm-cores.def: Add cortex-r4f.
6550 * config/arm/arm-tune.md: Regenerate.
6552 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6554 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6555 Reword some comments throughout the file.
6557 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6558 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6559 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
6560 MFC_MIN_DMA_LIST_ELEMENTS.
6561 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
6562 MFC_MAX_DMA_LIST_ELEMENTS.
6564 (MFC_START_ENABLE): Remove PPU-only define.
6565 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6566 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6568 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6569 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6570 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6571 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6572 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6573 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6574 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6576 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6577 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6578 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6579 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6581 (spu_read_machine_status): Fix typo.
6583 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6585 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6586 SUBREG of multi-word hard register.
6587 * config/spu/spu.c (valid_subreg): Likewise.
6588 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6590 2008-08-04 Richard Guenther <rguenther@suse.de>
6592 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6593 the candidate with the stripped base if that base is different
6594 from the original base even for offset zero.
6596 2008-08-04 Richard Guenther <rguenther@suse.de>
6599 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6600 check for no_overflow.
6602 2008-08-04 Richard Guenther <rguenther@suse.de>
6604 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6606 2008-08-04 Paul Brook <paul@codesourcery.com>
6608 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6609 (arm_order_regs_for_local_alloc): New function.
6610 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6612 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6614 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6617 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6618 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6619 (ix86_expand_epilogue): Likewise.
6621 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6623 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6626 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6628 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6629 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6630 (*movv2sf_internal_rex64): Ditto.
6632 2008-08-03 Jan Hubicka <jh@suse.cz>
6634 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6635 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6636 * expmed.c (expand_smod_pow2): Likewise.
6638 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6641 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6642 alternative 0 of operand 1.
6643 (*vec_concatv2di_rex64_sse): Ditto.
6644 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6646 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6647 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6648 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6649 (*movv2sf_internal_rex64): Ditto.
6651 2008-08-02 Richard Guenther <rguenther@suse.de>
6654 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6655 (ssedoublesizemode): New mode attribute.
6656 (sse_shufps): Call gen_sse_shufps_v4sf.
6657 (sse_shufps_1): Macroize.
6658 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6659 (sse2_shufpd_1): Macroize.
6660 (vec_extract_odd, vec_extract_even): New expanders.
6661 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6662 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6663 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6664 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6665 (ix86_expand_vector_set): Likewise.
6666 (ix86_expand_reduc_v4sf): Likewise.
6668 2008-08-01 Doug Kwan <dougkwan@google.com>
6670 * matrix-reorg.c: Re-enable all code.
6671 (struct malloc_call_data): Change CALL_STMT to gimple type.
6672 (collect_data_for_malloc_call): Tuplify.
6673 (struct access_site_info): Change STMT to gimple type.
6674 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6675 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6676 (struct free_info): Change STMT to gimple type.
6677 (struct matrix_access_phi_node): Change PHI to gimple type.
6678 (get_inner_of_cast_expr): Remove.
6679 (may_flatten_matrices_1): Tuplify.
6680 (may_flatten_matrices): Ditto.
6681 (mark_min_matrix_escape_level): Ditto.
6682 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6683 (ssa_accessed_in_call_rhs): New
6684 (ssa_accessed_in_assign_rhs): New
6685 (record_access_alloc_site_info): Tuplify.
6686 (add_allocation_site): Ditto.
6687 (analyze_matrix_allocation_site): Ditto.
6688 (analyze_transpose): Ditto.
6689 (get_index_from_offset): Ditto.
6690 (update_type_size): Ditto.
6691 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
6692 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
6693 (analyze_accesses_for_phi_node): Tuplify.
6694 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
6695 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
6696 (analyze_matrix_accesses): Tuplify.
6697 (check_var_data): New call-back type for check_var_notmodified_p.
6698 (check_var_notmodified_p): Tuplify and use call-back struct to
6699 return statement found.
6700 (can_calculate_expr_before_stmt): Factor out statement related code
6702 (can_calculate_stmt_before_stmt): New.
6703 (check_allocation_function): Tuplify.
6704 (find_sites_in_func): Ditto.
6705 (record_all_accesses_in_func): Ditto.
6706 (transform_access_sites): Ditto.
6707 (transform_allocation_sites): Ditto.
6708 (matrix_reorg): Re-enable.
6709 (gate_matrix_reorg): Re-enable.
6711 2008-08-01 Jakub Jelinek <jakub@redhat.com>
6713 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
6714 for labels for which it hasn't been set yet. If it has been set,
6715 stop walking insns and continue with next worklist item.
6716 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
6717 if the only BARRIER is at the very end of a function.
6719 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6721 * cfgexpand.c (expand_stack_alignment): Assert that
6722 stack_realign_drap and drap_rtx must match.
6724 * function.c (instantiate_new_reg): If DRAP is used to realign
6725 stack, replace virtual_incoming_args_rtx with internal arg
6728 2008-08-01 Richard Guenther <rguenther@suse.de>
6730 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
6731 loop information only if we initialized it.
6732 (execute_pre): Call fini_pre with in_fre.
6733 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
6734 if we do not unroll because we hit max-completely-peeled-insns.
6735 Use our estimation for consistency, do allow shrinking.
6737 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6739 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
6740 with MIN_STACK_BOUNDARY.
6741 (ix86_update_stack_boundary): Likewise.
6742 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
6745 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
6746 (MIN_STACK_BOUNDARY): This.
6748 2008-08-01 Richard Guenther <rguenther@suse.de>
6751 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6753 2008-08-01 Richard Guenther <rguenther@suse.de>
6755 PR tree-optimization/36988
6756 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
6757 do not matter if that doesn't change volatile qualification.
6759 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
6761 * configure.ac: Do not generate libada-mk. Do not subst
6763 * libada-mk.in: Remove.
6764 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
6765 * configure: Regenerate.
6767 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
6769 * tree-pass.h: Added comment about not dumping passes with name
6770 starting with star in struct opt_pass.
6771 * passes.c (register_dump_files_1): Don't do dump for a pass with
6772 name starting with star.
6773 * doc/passes.texi (Pass manager): Mention pass names and special
6774 meaning of star prefix to avoid dump.
6776 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
6778 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
6780 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
6781 (ISA_MIPS64R2): New macro.
6782 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
6783 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
6784 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
6785 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
6786 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
6787 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
6788 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
6789 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
6790 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
6791 Move up to keep list alphabetically sorted.
6792 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
6793 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
6795 * doc/invoke.texi (MIPS Options): Add -mips64r2.
6796 (-march=@var{arch}): Add mips64r2.
6798 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6800 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
6802 2008-07-31 Steve Ellcey <sje@cup.hp.com>
6804 * expr.c (expand_assignment): Check for complete type.
6806 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6809 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
6811 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
6812 for stack alignment.
6814 * function.h (rtl_data): Add stack_realign_tried. Update comments.
6816 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
6818 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
6819 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
6821 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6823 PR rtl-optimization/36419
6824 * dwarf2out.c (barrier_args_size): New variable.
6825 (compute_barrier_args_size, compute_barrier_args_size_1): New
6827 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
6828 if not called yet in the current function, use barrier_args_size
6829 array to find the new args_size value.
6830 (dwarf2out_frame_debug): Free and clear barrier_args_size.
6832 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6835 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
6838 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6841 * dwarf2out.c (dwarf2out_args_size_adjust): New.
6842 (dwarf2out_stack_adjust): Use it.
6843 (dwarf2out_frame_debug_expr): Likewise.
6845 2008-07-31 Richard Guenther <rguenther@suse.de>
6847 PR tree-optimization/36978
6848 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
6849 the generated condition.
6851 2008-07-31 Richard Guenther <rguenther@suse.de>
6853 * passes.c (init_optimization_passes): Always call
6854 pass_early_warn_uninitialized.
6855 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
6856 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
6857 * doc/passes.texi (Warn for uninitialized variables): Adjust.
6859 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6862 * builtins.c (maybe_emit_free_warning): New function.
6863 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
6864 maybe_emit_free_warning for BUILT_IN_FREE.
6867 * dwarf2out.c (get_context_die): New function.
6868 (force_decl_die, force_type_die): Use it.
6869 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
6870 returns NULL, force generation of DW_TAG_typedef and put that into
6873 PR preprocessor/36649
6874 * c-pch.c (c_common_read_pch): Save and restore
6875 line_table->trace_includes across PCH restore.
6877 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
6880 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
6882 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6885 * final.c (call_from_call_insn): Handle COND_EXEC.
6887 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6889 * builtins.c (std_gimplify_va_arg_expr): Replace
6890 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
6891 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6893 2008-07-30 Joey Ye <joey.ye@intel.com>
6894 H.J. Lu <hongjiu.lu@intel.com>
6896 * builtins.c (expand_builtin_setjmp_receiver): Replace
6897 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
6898 (expand_builtin_apply_args_1): Likewise.
6899 (expand_builtin_longjmp): Need DRAP for stack alignment.
6900 (expand_builtin_apply): Likewise.
6902 * caller-save.c (setup_save_areas): Call assign_stack_local_1
6903 instead of assign_stack_local to allow alignment reduction.
6905 * calls.c (emit_call_1): Need DRAP for stack alignment if
6907 (expand_call): Replace virtual_incoming_args_rtx with
6908 crtl->args.internal_arg_pointer.
6909 * stmt.c (expand_nl_goto_receiver): Likewise.
6911 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
6912 alignment and store to stack_alignment_estimated and
6913 max_used_stack_slot_alignment.
6914 (expand_one_var): Likewise.
6915 (expand_stack_alignment): New function.
6916 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
6917 and stack_alignment_estimated fields in rtl_data. Call
6918 expand_stack_alignment at end.
6920 * defaults.h (INCOMING_STACK_BOUNDARY): New.
6921 (MAX_STACK_ALIGNMENT): Likewise.
6922 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
6923 (SUPPORTS_STACK_ALIGNMENT): Likewise.
6925 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
6926 stack alignment when generating virtual registers.
6928 * function.c (assign_stack_local): Renamed to ...
6929 (assign_stack_local_1): This. Add a parameter to indicate
6930 if it is OK to reduce alignment.
6931 (assign_stack_local): Use it.
6932 (instantiate_new_reg): Instantiate virtual incoming args rtx
6933 to vDRAP if stack realignment and DRAP is needed.
6934 (assign_parms): Collect parameter/return type alignment and
6935 contribute to stack_alignment_estimated.
6936 (locate_and_pad_parm): Likewise.
6937 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6938 with crtl->args.internal_arg_pointer.
6940 * function.h (rtl_data): Add new field drap_reg,
6941 max_used_stack_slot_alignment, stack_alignment_estimated,
6942 stack_realign_needed, need_drap, stack_realign_processed and
6943 stack_realign_finalized.
6944 (stack_realign_fp): New macro.
6945 (stack_realign_drap): Likewise.
6947 * global.c (compute_regsets): Frame pointer is needed when
6948 stack is realigned. Can eliminate frame pointer when stack is
6949 realigned and dynamic realigned argument pointer isn't used.
6951 * reload1.c (update_eliminables): Frame pointer is needed
6952 when stack is realigned.
6953 (init_elim_table): Can eliminate frame pointer when stack is
6954 realigned and dynamic realigned argument pointer isn't used.
6956 * rtl.h (assign_stack_local_1): Declare new funtion.
6958 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6959 (TARGET_GET_DRAP_RTX): Likewise.
6960 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6961 TARGET_GET_DRAP_RTX.
6963 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6965 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6966 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6968 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6969 H.J. Lu <hongjiu.lu@intel.com>
6971 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6972 vdrap_reg, stack_realign and drap_reg_saved.
6973 (add_cfi): Don't allow redefining CFA when DRAP is used.
6974 (reg_save): Handle stack alignment.
6975 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6976 alignment. Don't generate DWARF information for (set fp sp)
6978 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6980 (int_loc_descriptor): Move prototype forward. Also define if
6981 DWARF2_UNWIND_INFO is true.
6982 (output_cfa_loc): Handle DW_CFA_expression.
6983 (build_cfa_aligned_loc): New.
6984 (based_loc_descr): Update assert for stack realign. For local
6985 variables, use sp+offset when stack is aligned without drap and
6986 fp+offset when stack is aligned with drap. For arguments, use
6987 cfa+offset when drap is used to align stack.
6989 2008-07-30 Joey Ye <joey.ye@intel.com>
6990 H.J. Lu <hongjiu.lu@intel.com>
6992 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6994 (ix86_gen_andsp): New.
6995 (ix86_user_incoming_stack_boundary): Likewise.
6996 (ix86_default_incoming_stack_boundary): Likewise.
6997 (ix86_incoming_stack_boundary): Likewise.
6998 (ix86_can_eliminate): Likewise.
6999 (find_drap_reg): Likewise.
7000 (ix86_update_stack_boundary): Likewise.
7001 (ix86_get_drap_rtx): Likewise.
7002 (ix86_finalize_stack_realign_flags): Likewise.
7003 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7004 (TARGET_GET_DRAP_RTX): Likewise.
7005 (override_options): Overide option value for new options.
7006 (ix86_function_ok_for_sibcall): Remove check for
7007 force_align_arg_pointer.
7008 (ix86_handle_cconv_attribute): Likewise.
7009 (ix86_function_regparm): Likewise.
7010 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7011 (ix86_va_start): Replace virtual_incoming_args_rtx with
7012 crtl->args.internal_arg_pointer.
7013 (ix86_select_alt_pic_regnum): Check DRAP register.
7014 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7015 (ix86_compute_frame_layout): Compute frame layout wrt stack
7017 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7018 (ix86_expand_prologue): Decide if stack realignment is needed
7019 and generate prologue code accordingly.
7020 (ix86_expand_epilogue): Generate epilogue code wrt stack
7021 realignment is really needed or not.
7023 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7024 (ABI_STACK_BOUNDARY): Likewise.
7025 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7026 (STACK_REALIGN_DEFAULT): Likewise.
7027 (INCOMING_STACK_BOUNDARY): Likewise.
7028 (MAX_STACK_ALIGNMENT): Likewise.
7029 (ix86_incoming_stack_boundary): Likewise.
7030 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7031 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7032 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7033 (machine_function): Remove force_align_arg_pointer.
7035 * config/i386/i386.md (BX_REG): New.
7036 (R13_REG): Likewise.
7038 * config/i386/i386.opt (mforce_drap): New.
7039 (mincoming-stack-boundary): Likewise.
7040 (mstackrealign): Add Init(-1).
7042 * config/i386/i386-protos.h (ix86_can_eliminate): New
7044 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7046 * doc/extend.texi: Update force_align_arg_pointer.
7048 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7051 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7052 (INCOMING_STACK_BOUNDARY): Likewise.
7053 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7054 (TARGET_GET_DRAP_RTX): Likewise.
7056 2008-07-30 Andreas Schwab <schwab@suse.de>
7058 PR rtl-optimization/36929
7059 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7060 add_insn_before and fix argument order.
7061 (replace_inc_dec_mem): Handle NULL rtx.
7063 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7065 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7067 (arm_compute_initial_elimination_offset): Use it.
7068 (arm_compute_save_reg_mask): Include static chain save slot when
7069 calculating alignment.
7070 (arm_get_frame_offsets): Ditto.
7071 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7072 that we can use to decrement the stack when the stack decrement
7073 could be too big for an immediate value in a single insn.
7074 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7076 2008-07-30 Richard Guenther <rguenther@suse.de>
7078 PR tree-optimization/36967
7079 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7080 Release defs of statements we remove.
7082 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7084 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7085 instead of NULL_RTVEC.
7087 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7091 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7094 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
7096 * final.c (call_from_call_insn): New.
7097 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7099 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7101 * configure.ac: Substitute ADA_CFLAGS.
7102 * configure: Regenerate.
7103 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7104 * Makefile.in: Remove mention of X_* variables.
7105 * config/pa/x-ada-hpux10: Remove.
7106 * config/pa/x-ada: Remove.
7108 * doc/fragments.texi: Update.
7110 2008-07-30 Olivier Hainque <hainque@adacore.com>
7112 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7113 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7114 __dso_handle explicitly here.
7116 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7119 * c-typeck.c (build_binary_op): Encapsulate code into...
7120 * c-common.c (shorten_binary_op): ...this new function.
7121 (conversion_warning): Use the new function. Handle non-negative
7122 constant in bitwise-and.
7123 * c-common.h (shorten_binary_op): Declare.
7125 2008-07-30 Olivier Hainque <hainque@adacore.com>
7127 * scan.c (make_sstring_space): Add explicit conversions of
7128 allocator's return value.
7129 * fix-header.c (recognized_function): Likewise.
7131 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7133 * doc/cpp.texi: Update to GFDL 1.2.
7134 * doc/gcc.texi: Do not list GPL as Invariant Section.
7135 * doc/gccint.texi: Likewise. Update copyright years.
7136 * doc/install.texi: Update copyright years.
7138 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7141 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7142 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7144 2008-07-29 Jan Hubicka <jh@suse.cz>
7146 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7147 (grokdeclarator): Likewise.
7148 * langhooks.c (lhd_warn_unused_global_decl): Use
7149 DECL_DECLARED_INLINE_P.
7150 * print-tree.c (print_node): Remove DECL_INLINE check.
7152 2008-07-29 Richard Guenther <rguenther@suse.de>
7154 PR tree-optimization/36945
7155 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7156 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7157 Record invariant addresses un-decomposed.
7158 (copy_reference_ops_from_call): Record reference call
7159 arguments properly. Simplify.
7160 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7161 helper split out from ...
7162 (create_component_ref_by_pieces): ... here. Simplify.
7163 Prepare for recursive invocation for call arguments.
7164 (create_expression_by_pieces): Adjust call to
7165 create_component_ref_by_pieces.
7166 (compute_avail): Process operand 2 of reference ops.
7168 2008-07-29 Richard Guenther <rguenther@suse.de>
7170 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7172 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7174 * c-format.c (check_format_types): Revert unwanted checkin.
7176 2008-07-29 Jan Hubicka <jh@suse.cz>
7178 * flags.h (flag_really_no_inline): Remove.
7179 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7180 * toplev.c (flag_really_no_inline): Remove.
7181 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7182 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7183 (cgraph_decide_inlining_incrementally): Likewise.
7184 (compute_inline_parameters): Likewise.
7185 * opts.c (decode_options): Simplify.
7186 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7187 * common.opt (finline): Initialize to 1.
7188 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7190 2008-07-29 Jan Hubicka <jh@suse.cz>
7192 * predict.c (always_optimize_for_size_p): New function.
7193 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7194 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7195 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7197 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7198 * function.c (prepare_function_start): Set default profile.
7199 * function.h (rtl_data): Add maybe_hot_insn_p.
7200 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7201 (construct_exit_block): Likewise.
7202 (tree_expand_cfg): Likewise.
7204 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7205 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7206 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7207 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7210 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7213 * c-decl.c (merge_decls): Merge USED flags.
7215 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7217 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7218 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7219 next_stack, lab_false and lab_over trees.
7221 2008-07-28 Richard Guenther <rguenther@suse.de>
7223 PR tree-optimization/36957
7224 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7225 (useless_type_conversion_p): Remove.
7226 (types_compatible_p): Remove.
7227 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7228 (useless_type_conversion_p): Declare.
7229 (types_compatible_p): Declare.
7230 (gimple_expr_type): Return the base type only if it is
7231 trivially convertible to the subtype.
7233 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7235 * configure.ac: Use the m4_do macro to concatenate the warnings into
7236 one string in ACX_PROG_CC_WARNING_OPTS,
7237 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7238 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7239 * configure: Regenerate.
7241 2008-07-28 Richard Guenther <rguenther@suse.de>
7243 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7244 (insert_fake_stores): Remove.
7245 (realify_fake_stores): Likewise.
7246 (execute_pre): Remove dead code.
7247 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7248 (find_func_aliases): Deal with it here instead.
7249 Re-enable gcc_unreachable call.
7251 2008-07-28 Richard Guenther <rguenther@suse.de>
7253 Merge from gimple-tuples-branch.
7255 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7256 * gimple.def: New file.
7257 * gsstruct.def: Likewise.
7258 * gimple-iterator.c: Likewise.
7259 * gimple-pretty-print.c: Likewise.
7260 * tree-gimple.c: Removed. Merged into ...
7261 * gimple.c: ... here. New file.
7262 * tree-gimple.h: Removed. Merged into ...
7263 * gimple.h: ... here. New file.
7265 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7266 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7267 --enable-checking=gimple flag.
7268 * config.in: Likewise.
7269 * configure: Regenerated.
7271 * tree-ssa-operands.h: Tuplified.
7272 * tree-vrp.c: Likewise.
7273 * tree-loop-linear.c: Likewise.
7274 * tree-into-ssa.c: Likewise.
7275 * tree-ssa-loop-im.c: Likewise.
7276 * tree-dump.c: Likewise.
7277 * tree-complex.c: Likewise.
7278 * cgraphbuild.c: Likewise.
7279 * tree-ssa-threadupdate.c: Likewise.
7280 * tree-ssa-loop-niter.c: Likewise.
7281 * tree-pretty-print.c: Likewise.
7282 * tracer.c: Likewise.
7283 * gengtype.c: Likewise.
7284 * tree-loop-distribution.c: Likewise.
7285 * tree-ssa-loop-unswitch.c: Likewise.
7286 * cgraph.c: Likewise.
7287 * cgraph.h: Likewise.
7288 * tree-ssa-loop-manip.c: Likewise.
7289 * value-prof.c: Likewise.
7290 * tree-ssa-loop-ch.c: Likewise.
7291 * tree-tailcall.c: Likewise.
7292 * value-prof.h: Likewise.
7295 * tree-pass.h: Likewise.
7296 * ipa-cp.c: Likewise.
7297 * tree-scalar-evolution.c: Likewise.
7298 * tree-scalar-evolution.h: Likewise.
7299 * target.h: Likewise.
7300 * lambda-mat.c: Likewise.
7301 * tree-phinodes.c: Likewise.
7302 * diagnostic.h: Likewise.
7303 * builtins.c: Likewise.
7304 * tree-ssa-alias-warnings.c: Likewise.
7305 * cfghooks.c: Likewise.
7306 * fold-const.c: Likewise.
7307 * cfghooks.h: Likewise.
7308 * omp-low.c: Likewise.
7309 * tree-ssa-dse.c: Likewise.
7310 * ipa-reference.c: Likewise.
7311 * tree-ssa-uncprop.c: Likewise.
7312 * toplev.c: Likewise.
7313 * tree-gimple.c: Likewise.
7314 * tree-gimple.h: Likewise.
7315 * tree-chrec.c: Likewise.
7316 * tree-chrec.h: Likewise.
7317 * tree-ssa-sccvn.c: Likewise.
7318 * tree-ssa-sccvn.h: Likewise.
7319 * cgraphunit.c: Likewise.
7320 * tree-ssa-copyrename.c: Likewise.
7321 * tree-ssa-ccp.c: Likewise.
7322 * tree-ssa-loop-ivopts.c: Likewise.
7323 * tree-nomudflap.c: Likewise.
7324 * tree-call-cdce.c: Likewise.
7325 * ipa-pure-const.c: Likewise.
7326 * c-format.c: Likewise.
7327 * tree-stdarg.c: Likewise.
7328 * tree-ssa-math-opts.c: Likewise.
7329 * tree-ssa-dom.c: Likewise.
7330 * tree-nrv.c: Likewise.
7331 * tree-ssa-propagate.c: Likewise.
7332 * ipa-utils.c: Likewise.
7333 * tree-ssa-propagate.h: Likewise.
7334 * tree-ssa-alias.c: Likewise.
7335 * gimple-low.c: Likewise.
7336 * tree-ssa-sink.c: Likewise.
7337 * ipa-inline.c: Likewise.
7338 * c-semantics.c: Likewise.
7339 * dwarf2out.c: Likewise.
7341 * tree-ssa-loop-ivcanon.c: Likewise.
7342 * predict.c: Likewise.
7343 * tree-ssa-loop.c: Likewise.
7344 * tree-parloops.c: Likewise.
7345 * tree-ssa-address.c: Likewise.
7346 * tree-ssa-ifcombine.c: Likewise.
7347 * matrix-reorg.c: Likewise.
7348 * c-decl.c: Likewise.
7349 * tree-eh.c: Likewise.
7350 * c-pretty-print.c: Likewise.
7351 * lambda-trans.c: Likewise.
7352 * function.c: Likewise.
7353 * langhooks.c: Likewise.
7354 * ebitmap.h: Likewise.
7355 * tree-vectorizer.c: Likewise.
7356 * function.h: Likewise.
7357 * langhooks.h: Likewise.
7358 * tree-vectorizer.h: Likewise.
7359 * ipa-type-escape.c: Likewise.
7360 * ipa-type-escape.h: Likewise.
7361 * domwalk.c: Likewise.
7362 * tree-if-conv.c: Likewise.
7363 * profile.c: Likewise.
7364 * domwalk.h: Likewise.
7365 * tree-data-ref.c: Likewise.
7366 * tree-data-ref.h: Likewise.
7367 * tree-flow-inline.h: Likewise.
7368 * tree-affine.c: Likewise.
7369 * tree-vect-analyze.c: Likewise.
7370 * c-typeck.c: Likewise.
7371 * gimplify.c: Likewise.
7372 * coretypes.h: Likewise.
7373 * tree-ssa-phiopt.c: Likewise.
7374 * calls.c: Likewise.
7375 * tree-ssa-coalesce.c: Likewise.
7376 * tree.def: Likewise.
7377 * tree-dfa.c: Likewise.
7378 * except.c: Likewise.
7379 * except.h: Likewise.
7380 * cfgexpand.c: Likewise.
7381 * tree-cfgcleanup.c: Likewise.
7382 * tree-ssa-pre.c: Likewise.
7383 * tree-ssa-live.c: Likewise.
7384 * tree-sra.c: Likewise.
7385 * tree-ssa-live.h: Likewise.
7386 * tree-predcom.c: Likewise.
7387 * lambda.h: Likewise.
7388 * tree-mudflap.c: Likewise.
7389 * ipa-prop.c: Likewise.
7390 * print-tree.c: Likewise.
7391 * tree-ssa-copy.c: Likewise.
7392 * ipa-prop.h: Likewise.
7393 * tree-ssa-forwprop.c: Likewise.
7394 * ggc-page.c: Likewise.
7395 * c-omp.c: Likewise.
7396 * tree-ssa-dce.c: Likewise.
7397 * tree-vect-patterns.c: Likewise.
7398 * tree-ssa-ter.c: Likewise.
7399 * tree-nested.c: Likewise.
7400 * tree-ssa.c: Likewise.
7401 * lambda-code.c: Likewise.
7402 * tree-ssa-loop-prefetch.c: Likewise.
7403 * tree-inline.c: Likewise.
7404 * tree-inline.h: Likewise.
7405 * tree-iterator.c: Likewise.
7406 * tree-optimize.c: Likewise.
7407 * tree-ssa-phiprop.c: Likewise.
7408 * tree-vect-transform.c: Likewise.
7409 * tree-object-size.c: Likewise.
7410 * tree-outof-ssa.c: Likewise.
7411 * cfgloop.c: Likewise.
7412 * system.h: Likewise.
7413 * tree-profile.c: Likewise.
7414 * cfgloop.h: Likewise.
7415 * c-gimplify.c: Likewise.
7416 * c-common.c: Likewise.
7417 * tree-vect-generic.c: Likewise.
7418 * tree-flow.h: Likewise.
7419 * c-common.h: Likewise.
7420 * basic-block.h: Likewise.
7421 * tree-ssa-structalias.c: Likewise.
7422 * tree-switch-conversion.c: Likewise.
7423 * tree-ssa-structalias.h: Likewise.
7424 * tree-cfg.c: Likewise.
7425 * passes.c: Likewise.
7426 * ipa-struct-reorg.c: Likewise.
7427 * ipa-struct-reorg.h: Likewise.
7428 * tree-ssa-reassoc.c: Likewise.
7429 * cfgrtl.c: Likewise.
7430 * varpool.c: Likewise.
7432 * tree-ssanames.c: Likewise.
7433 * tree-ssa-threadedge.c: Likewise.
7434 * langhooks-def.h: Likewise.
7435 * tree-ssa-operands.c: Likewise.
7436 * config/alpha/alpha.c: Likewise.
7437 * config/frv/frv.c: Likewise.
7438 * config/s390/s390.c: Likewise.
7439 * config/m32c/m32c.c: Likewise.
7440 * config/m32c/m32c-protos.h: Likewise.
7441 * config/spu/spu.c: Likewise.
7442 * config/sparc/sparc.c: Likewise.
7443 * config/i386/i386.c: Likewise.
7444 * config/sh/sh.c: Likewise.
7445 * config/xtensa/xtensa.c: Likewise.
7446 * config/stormy16/stormy16.c: Likewise.
7447 * config/ia64/ia64.c: Likewise.
7448 * config/rs6000/rs6000.c: Likewise.
7449 * config/pa/pa.c: Likewise.
7450 * config/mips/mips.c: Likewise.
7452 2008-07-28 Simon Baldwin <simonb@google.com>
7454 * c-pragma.c (handle_pragma_message): New function.
7455 (init_pragma): Register handle_pragma_message.
7456 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7459 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7461 PR tree-optimization/35252
7462 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7463 REALPART_EXPR to be considered as same load operation.
7465 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7467 PR tree-optimization/36830
7468 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7469 (expressions_equal_p): Return false if only one operand is null.
7471 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7473 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7474 version requirements.
7476 2008-07-26 Olivier Hainque <hainque@adacore.com>
7478 * collect2.c (symkind): New enum. Symbol kinds we care about.
7479 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7480 code and head comment accordingly.
7481 (scan_prog_file): Use symkind names instead of bare integers.
7483 2008-07-25 Jan Hubicka <jh@suse.cz>
7485 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
7487 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
7488 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
7489 * dojump.c (clear_pending_stack_adjust): Likewise.
7490 * print-tree.c (print_node): Ignore DECL_INLINE.
7491 * tree-inline.c (inlinable_function_p): Likewise.
7493 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7495 * doc/extend.texi (hot attribute): Document that the hot attribute
7496 turns on -O3 for some ports.
7497 (cold attribute): Document that the cold attribute turns on -Os
7500 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7501 reflect function specific option support.
7503 * target.h (struct target_option_hooks): Add fields to say whether
7504 the cold attribute implies -Os and the hot attribute implies -O3.
7506 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7507 By default, do not turn on -Os for cold functions.
7508 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7509 not turn on -O3 for hot functions.
7511 * c-common.c (handle_hot_attribute): Use target hook to determine
7512 if hot functions should enable -O3.
7513 (handle_cold_attribute): Use target hook to determine if cold
7514 functions should enable -Os.
7516 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7517 (override_options): Move disable scheduling to
7518 optimization_options.
7519 (optimization_options): Disable scheduling here, not
7521 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7522 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7524 * config/ia64/ia64.c (ia64_override_options): Move setting
7525 scheduling flags to ia64_optimization_options.
7526 (ia64_optimization_options): Disable scheduling options here, and
7527 not in ia64_override_options.
7528 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7529 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7531 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7534 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7536 2008-07-25 Martin Jambor <mjambor@suse.cz>
7538 PR tree-optimization/36926
7539 * ipa-prop.c (ipa_analyze_call_uses): Call
7540 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7542 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7544 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7545 movv2si_internal): Add mem = reg alternative.
7547 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7550 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7551 DEFAULT_PCC_STRUCT_RETURN to 127.
7553 2008-07-24 Jan Hubicka <jh@suse.cz>
7555 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7556 (build_cgraph_edges): Likewise.
7557 * cgraph.c (cgraph_node): Do not update assembler hash.
7558 (cgraph_remove_node): Drop non-unit-at-a-time code.
7559 * tree-pass.h (pass_O0_always_inline): Remove.
7560 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7561 * toplev.c (process_options): Flag unit-at-a-time does not imply
7563 * cgraphunit.c: Update comments.
7564 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7565 (cgraph_assemble_pending_functions): Remove.
7566 (cgraph_reset_node): Drop non-unit-at-a-time code.
7567 (cgraph_finalize_function): Likewise.
7568 (cgraph_analyze_function): Likewise.
7569 (cgraph_finalize_compilation_unit): Likewise.
7570 (cgraph_expand_function): Likewise.
7571 (cgraph_optimize): Likesise.
7572 (save_inline_function_body): Likewise.
7573 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7574 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7575 * ipa-inline.c: Update comments.
7576 (enum inlining_mode): remove INLINE_SPEED.
7577 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7578 (cgraph_mark_inline_edge): Likewise.
7579 (try_inline): Likewise.
7580 (cgraph_decide_inlining_incrementally): Likewise.
7581 (cgraph_gate_inlining): Remove.
7582 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7583 (cgraph_gate_early_inlining): Likewise.
7584 (gate_inline_passes): Remove.
7585 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7586 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7587 pass_O0_always_inline): Remove.
7588 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7589 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7590 * opts.c (no_unit_at_a_time_default): Remove.
7591 (decode_options): Remove flag_unit_at_a_time reset and warning.
7592 * opts.h (no_unit_at_a_time_default): Remove.
7593 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7594 early in GNU dialect.
7595 (merge_decls): Update comment; drop unit-at-a-time check.
7596 (finish_decl): Likewise.
7597 (grok_declaration): Remove flag_inline_trees code.
7598 (finish_functions): Return on function returning non-void on all
7600 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7601 * cfgexpand.c (expand_one_static_var): Remove.
7602 (expand_one_var): Remove expand_one_static_var call.
7603 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7604 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7605 and flag_unit_at_a-time compatibility checks.
7606 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7607 * tree-inline.c (flag_inline_trees): Remove.
7608 (inlinable_function_p): Don't check it.
7609 (expand_call_inline): Remove non-unit-at-a-time code.
7610 * tree-inline.h (flag_inline_trees): Remove.
7611 * tree-optimize.c (execute_early_local_optimizations): Remove
7612 unit-at-a-time checks.
7613 (tree_rest_of_compilation): Likewise.
7614 * combine.c (setup_incoming_promotions): Likewise.
7615 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7616 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7617 * passes.c (pass_inline_parameters): Update comments; remove
7618 O0_alwaysinline pass.
7619 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7620 (execute_one_pass): Likewise.
7621 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7622 (ix86_function_sseregparm): Likewise.
7623 * arm.c (arm_function_in_section_p): Likewise.
7624 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7625 * varpool.c: Update comments.
7626 (decide_is_variable_needed): Remove unit-at-a-time checks.
7627 (varpool_finalize_decl): Likewise.
7629 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7631 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7633 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7635 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7637 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7638 imp symbol extension.
7640 2008-07-23 Ian Lance Taylor <iant@google.com>
7642 * tree-vrp.c (infer_value_range): Ignore asm statements when
7643 looking for memory accesses for -fdelete-null-pointer-checks.
7645 2008-07-24 Ben Elliston <bje@au.ibm.com>
7647 * config/spu/spu-c.c (__vector_keyword): New variable.
7648 (vector_keyword): Likewise.
7649 (spu_categorize_keyword): New function.
7650 (spu_macro_to_expand): Likewise.
7651 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7652 compiling an ISO C dialect.
7654 2008-07-24 Ben Elliston <bje@au.ibm.com>
7656 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7659 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7661 * configure: Regenerate.
7662 * configure.ac: Require texinfo 4.7.
7663 * doc/install.texi: Document texinfo 4.7 requirement.
7665 2008-07-23 Martin Jambor <mjambor@suse.cz>
7667 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7668 rather than for DECL_SAVED_TREE.
7669 * ipa-prop.c: Include diagnostic.h.
7670 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7672 (ipa_detect_param_modifications): Function rewritten from scratch.
7673 (ipa_compute_jump_functions): Changed accesses to modification flags.
7674 (ipa_free_node_params_substructures): Update flags destruction.
7675 (ipa_node_duplication_hook): Update flags duplication.
7676 (ipa_print_all_params_modified): Updated flag access.
7677 * ipa-prop.h (struct ipa_param_flags): New structure.
7678 (struct ipa_node_params): New field modification_analysis_done,
7679 modified_flags changed into param_flags.
7680 (ipa_is_ith_param_modified): Changed to use new flags.
7681 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7683 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7684 ipa-cp.c and split into two functions.
7685 (ipa_print_node_jump_functions): New function.
7686 (compute_scalar_jump_functions): New function.
7687 (type_like_member_ptr_p): New function.
7688 (compute_pass_through_member_ptrs): New function.
7689 (fill_member_ptr_cst_jump_function): New function.
7690 (determine_cst_member_ptr): New function.
7691 (compute_cst_member_ptr_arguments): New function.
7692 (ipa_compute_jump_functions): Complete rewrite.
7693 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
7694 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
7695 (struct ipa_member_ptr_cst): New structure.
7696 (union jump_func_value): New field member_cst.
7697 * ipa-cp.c (ipcp_lat_is_insertable): New function.
7698 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
7699 jump function types.
7700 (ipcp_print_all_lattices): Slight fprintf rearrangement.
7701 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
7702 instead of ipcp_print_all_jump_functions.
7703 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
7704 only for replacable scalars.
7706 * doc/invoke.texi (Optimize options): Add description of
7707 -findirect-inlining.
7708 * common.opt (flag_indirect_inlining): New flag.
7709 * opts.c (decode_options): Set flag_indirect_inlining when
7712 * ipa-inline.c: Include ipa-prop.h.
7713 (inline_indirect_intraprocedural_analysis): New function.
7714 (inline_generate_summary): Allocate parameter and argument info
7715 structures, call inline_indirect_intraprocedural_analysis on each
7716 node when doing indirect inlining and deallocate indirect inlining
7717 data structures in the end.
7718 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
7719 (free_all_ipa_structures_after_iinln): New function.
7720 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
7722 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
7724 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
7725 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7726 of computing the frequency separately.
7727 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7728 of computing the frequency separately.
7729 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
7730 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
7731 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
7732 (ipa_get_stmt_member_ptr_load_param): New function.
7733 (ipa_is_ssa_with_stmt_def): New function.
7734 (ipa_note_param_call): New function.
7735 (ipa_analyze_call_uses): New function.
7736 (ipa_analyze_stmt_uses): New function.
7737 (ipa_analyze_params_uses): New function.
7738 (ipa_free_node_params_substructures): Also free the param_calls linked
7740 (ipa_node_duplication_hook): Also duplicate the param_calls
7742 (ipa_print_node_param_flags): New function.
7743 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
7744 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
7745 * ipa-prop.h (struct ipa_param_flags): New field called.
7746 (struct ipa_param_call_note): New structure.
7747 (struct ipa_node_params): New fields param_calls and
7749 (ipa_is_ith_param_called): New function.
7750 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
7751 ipa_analyze_params_uses and dump parameter flags.
7753 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
7754 ipa_propagate_indirect_call_infos if performing indirect inlining,
7755 pass a new parameter new_edges to it.
7756 (add_new_edges_to_heap): New fucntion.
7757 (cgraph_decide_inlining_of_small_functions): New vector
7758 new_indirect_edges for newly found indirect edges , call
7759 ipa_propagate_indirect_call_infos after inlining.
7760 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
7761 inlining if performing indirect inlining. Call
7762 free_all_ipa_structures_after_iinln when doing so too.
7763 (inline_generate_summary): Do not call
7764 free_all_ipa_structures_after_iinln here.
7765 * ipa-prop.c (update_jump_functions_after_inlining): New function.
7766 (print_edge_addition_message): New function.
7767 (update_call_notes_after_inlining): New function.
7768 (propagate_info_to_inlined_callees): New function.
7769 (ipa_propagate_indirect_call_infos): New function.
7770 * ipa-prop.h: Include cgraph.h
7771 (struct ipa_param_call_note): Fields reordered, new field processed.
7772 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
7774 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
7775 rediscovered call statements.
7776 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
7777 (dump_cgraph_node): Dump also the indirect_call flag.
7778 (cgraph_clone_edge): Copy also the indirect_call flag.
7779 * tree-inline.c (copy_bb): Do not check for fndecls from call
7780 expressions, check for edge availability when moving clones.
7781 (get_indirect_callee_fndecl): New function.
7782 (expand_call_inline): If callee declaration is not apprent from
7783 the statement, try calling get_indirect_callee_fndecl. Do not
7784 issue warnings or call sorry when not inlinings an indirect edge.
7785 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
7787 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
7788 bit more frandly to matching.
7789 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
7790 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
7791 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
7793 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7796 * opth-gen.awk: Suppress function specific features when building
7798 * optc-gen.awk: Ditto.
7800 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7803 * diagnostic.c (pedwarn): Add opt parameter.
7805 * c-tree.h (pedwarn_init): Add opt parameter.
7806 (pedwarn_c90): Likewise.
7807 (pedwarn_c99): Likewise.
7808 * c-errors.c (pedwarn_c99): Likewise.
7809 (pedwarn_c90): Likewise.
7810 * toplev.h (pedwarn): Update declaration.
7811 (pedwarn0): Declare.
7812 * c-lex.c: All calls to pedwarn changed.
7813 * builtins.c: All calls to pedwarn changed.
7814 * toplev.c: All calls to pedwarn changed.
7815 * c-decl.c: All calls to pedwarn changed.
7816 * c-typeck.c: All calls to pedwarn changed.
7817 * c-common.c: All calls to pedwarn changed.
7818 * c-parser.c: All calls to pedwarn changed.
7820 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7821 Karthik Kumar <karthikkumar@gmail.com>
7823 * attribs.c (file scope): Include c-common.h.
7824 (decl_attributes): Add support for #pragma GCC optimize and
7827 * targhooks.c (default_can_inline_p): New function that is the
7828 default for the TARGET_CAN_INLINE_P target hook.
7830 * targhooks.h (default_can_inline_p): Add declaration.
7832 * tree.c (cl_optimization_node): New static tree for building
7833 OPTIMIZATION_NODE tree.
7834 (cl_target_option_node): New static tree for building
7835 TARGET_OPTION_NODE tree.
7836 (cl_option_hash_table): New hash table for hashing
7837 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7838 (cl_option_hash_hash): New function to provide the hash value for
7839 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7840 (cl_option_hash_eq): New function to provide an equality test for
7841 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7842 (tree_code_size): Add support for OPTIMIZATION_NODE and
7843 TARGET_OPTION_NODE trees.
7844 (tree_code_structure): Add support for OPTIMIZATION_NODE and
7845 TARGET_OPTION_NODE trees.
7846 (build_optimization_node): Build a tree that has all of the
7847 current optimization options.
7848 (build_target_option_node): Build a tree that has the target
7849 options that might be changed on a per function basis.
7851 * tree.h (file scope): Include options.h.
7852 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
7853 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7854 (TREE_OPTIMIZATION): Ditto.
7855 (TREE_TARGET_SPECIFIC): Ditto.
7856 (struct tree_function_decl): Add fields for remembering the
7857 current optimization options and target specific options.
7858 (struct tree_optimization_option): New tree variant that remembers
7859 the optimization options.
7860 (struct tree_target_option): New tree variant that remembers the
7861 target specific flags that might change for compiling a particular
7863 (union tree_node): Include tree_optimization_option and
7864 tree_target_option fields.
7865 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
7866 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
7867 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
7868 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
7869 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
7870 optimization and target options.
7871 (optimization_default_node): New macro to refer to global_trees
7873 (optimization_current_node): Ditto.
7874 (optimization_cold_node): Ditto.
7875 (optimization_hot_node): Ditto.
7876 (target_option_default_node): Ditto.
7877 (target_option_current_node): Ditto.
7878 (current_option_pragma): Ditto.
7879 (current_optimize_pragma): Ditto.
7881 * target.h (struct gcc_target): Add valid_option_attribute_p,
7882 target_option_save, target_option_restore, target_option_print,
7883 target_option_pragma_parse, and can_inline_p hooks.
7885 * toplev.h (parse_optimize_options): Add declaration.
7886 (fast_math_flags_struct_set_p): Ditto.
7888 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
7889 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
7892 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
7893 tree_can_inline_p hook to see if one function can inline another.
7894 (cgraph_decide_inlining): Ditto.
7895 (cgraph_decide_inlining_incrementally): Ditto.
7897 * opts.c (decode_options): Add support for running multiple times
7898 to allow functions with different target or optimization options
7899 than was specified on the command line.
7900 (fast_math_flags_struct_set_p): New function that is similar to
7901 fast_math_flags_set_p, except it uses the values in the
7902 cl_optimization structure instead of global variables.
7904 * optc-gen.awk: Add support for TargetSave to allow a back end to
7905 declare new fields that need to be saved when using function
7906 specific options. Include flags.h and target.h in the options.c
7907 source. Add support for Save to indicate which options can be set
7908 for individual functions. Generate cl_optimize_save,
7909 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
7910 cl_target_option_restore, cl_target_option_print functions to
7911 allow functions to use different optimization or target options.
7913 * opt-functions.awk (var_type_struct): Return the type used for
7914 storing the field in a structure.
7916 * opth-gen.awk: Add support for TargetSave to allow a back end to
7917 declare new fields that need to be saved when using function
7918 specific options. Add support for Save to indicate which options
7919 can be set for individual functions. Only generate one extern for
7920 Mask fields. Generate cl_optimization and cl_target_option
7921 structures to remember optimization and target options.
7923 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
7924 collecting new tree nodes.
7925 (TS_TARGET_OPTION): Ditto.
7927 * c-decl.c (merge_decls): Merge function specific target and
7928 optimization options.
7930 * function.c (invoke_set_current_function_hook): If the function
7931 uses different optimization options, change the global variables
7934 * coretypes.h (struct cl_optimization): Add forward reference.
7935 (struct cl_target_option): Ditto.
7937 * c-pragma.c (option_stack): New static vector to remember the
7938 current #pragma GCC option stack.
7939 (handle_pragma_option): New function to support #pragma GCC option
7940 to change target options.
7941 (optimize_stack): New static vector to remember the current
7942 #pragma GCC optimize stack.
7943 (handle_pragma_optimize): New function to support #pragma GCC
7944 optimize to change optimization options.
7945 (init_pragma): Add support for #pragma GCC optimize and #pragma
7948 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7949 optimization options.
7950 (TARGET_OPTION_NODE): New tree code for remembering certain target
7953 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7954 TARGET_OPTION_NODE trees.
7956 * common.opt (-O): Add Optimization flag.
7958 (-fmath-errno): Ditto.
7959 (-falign-functions): Add UInteger flag to make sure flag gets full
7960 int in cl_optimization structure.
7961 (-falign-jumps): Ditto.
7962 (-falign-labels): Ditto.
7963 (-falign-loops): Ditto.
7964 (-fsched-stalled-insns): Ditto.
7965 (-fsched-stalled-insns-dep): Ditto.
7967 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7969 (TARGET_OPTION_SAVE): Ditto.
7970 (TARGET_OPTION_RESTORE): Ditto.
7971 (TARGET_OPTION_PRINT): Ditto.
7972 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7973 (TARGET_CAN_INLINE_P): Ditto.
7974 (TARGET_INITIALIZER): Add new hooks.
7976 * tree-inline.c (tree_can_inline_p): New function to determine
7977 whether one function can inline another. Check if the functions
7978 use compatible optimization options, and also call the backend
7981 * tree-inline.h (tree_can_inline_p): Add declaration.
7983 * c-common.c (c_common_attribute): Add support for option and
7984 optimize attributes.
7985 (handle_option_attribute): Add support for the option attribute to
7986 allow the user to specify different target options for compiling a
7988 (handle_optimize_attribute): Add support for the optimize
7989 attribute to allow the user to specify different optimization
7990 options for compiling a specific function.
7991 (handle_hot_attribute): Turn on -O3 optimization for this one
7992 function if it isn't the default optimization level.
7993 (handle_cold_attribute): Turn on -Os optimization for this one
7994 function if it insn't the default optimization.
7995 (const_char_p): New const char * typedef.
7996 (optimize_args): New static vector to remember the optimization
7998 (parse_optimize_options): New function to set up the optimization
7999 arguments from either the optimize attribute or #pragma GCC optimize.
8001 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8002 (builtin_define_std): Ditto.
8004 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8005 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8006 (x86_64-*-*): Ditto.
8008 * Makefile.in (TREE_H): Add options.h.
8009 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8011 * doc/extend.texi (option attribute): Document new attribute.
8012 (optimize attribute): Ditto.
8013 (hot attribute): Document hot attribute sets -O3.
8014 (cold attribute): Document cold attribute sets -Os.
8015 (#pragma GCC option): Document new pragma.
8016 (#pragma GCC optimize): Ditto.
8018 * doc/options.texi (TargetSave): Document TargetSave syntax.
8019 (UInteger): Document UInteger must be used for certain flags.
8020 (Save): Document Save option to create target specific options
8021 that can be saved/restored on a function specific context.
8023 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8024 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8026 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8027 (TARGET_OPTION_SAVE): Ditto.
8028 (TARGET_OPTION_RESTORE): Ditto.
8029 (TARGET_OPTION_PRINT): Ditto.
8030 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8031 (TARGET_CAN_INLINE_P): Ditto.
8033 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8035 (-mfpmath=both): Ditto.
8037 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8038 Karthik Kumar <karthikkumar@gmail.com>
8040 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8041 (TARGET_POPCNT): Ditto.
8042 (TARGET_SAHF): Ditto.
8043 (TARGET_AES): Ditto.
8044 (TARGET_PCLMUL): Ditto.
8045 (TARGET_CMPXCHG16B): Ditto.
8046 (TARGET_RECIP): Move switch into target_flags.
8047 (TARGET_FUSED_MADD): Ditto.
8048 (ix86_arch_features): Make an unsigned char type.
8049 (ix86_tune_features): Ditto.
8050 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8051 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8052 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8054 * config/i386/i386.opt (arch): New TargetSave field to define
8055 fields that need to be saved for function specific option support.
8058 (branch_cost): Ditto.
8059 (ix86_isa_flags_explicit): Ditto.
8060 (tune_defaulted): Ditto.
8061 (arch_specified): Ditto.
8062 (-m128-long-double): Add Save flag to save option for target
8063 specific option support.
8065 (-maccumulate-outgoing-args): Ditto.
8066 (-malign-double): Ditto.
8067 (-malign-stringops): Ditto.
8068 (-mfancy-math-387): Ditto.
8069 (-mhard-float): Ditto.
8071 (-minline-all-stringops): Ditto.
8072 (-minline-stringops-dynamically): Ditto.
8073 (-mms-bitfields): Ditto.
8074 (-mno-align-stringops): Ditto.
8075 (-mno-fancy-math-387): Ditto.
8076 (-mno-push-args): Ditto.
8077 (-mno-red-zone): Ditto.
8078 (-mpush-args): Ditto.
8079 (-mred-zone): Ditto.
8081 (-msseregparm): Ditto.
8082 (-mstack-arg-probe): Ditto.
8097 (-mrecip): Move flag into target_flags.
8099 (-mno-fused-madd): Ditto.
8100 (-mfused-madd): Ditto.
8101 (-mabm): Move flag into ix86_isa_flags.
8108 * config/i386/i386-c.c: New file for #pragma support.
8109 (ix86_target_macros_internal): New function to #define or #undef
8110 target macros based when the user uses the #pragma GCC option to
8111 change target options.
8112 (ix86_pragma_option_parse): New function to add #pragma GCC option
8114 (ix86_target_macros): Move defining the target macros here from
8115 TARGET_CPU_CPP_BUILTINS in i386.h.
8116 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8117 defined, initialize any subtarget #pragmas.
8119 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8120 REGISTER_TARGET_PRAGMAS.
8122 * config/i386/t-i386: New file for x86 dependencies.
8123 (i386.o): Make dependencies mirror the include files used.
8124 (i386-c.o): New file, add dependencies.
8126 * config/i386/i386-protos.h (override_options): Add bool argument.
8127 (ix86_valid_option_attribute_tree): Add declaration.
8128 (ix86_target_macros): Ditto.
8129 (ix86_register_macros): Ditto.
8131 * config/i386/i386.c (ix86_tune_features): Move initialization of
8132 the target masks to initial_ix86_tune_features to allow functions
8133 to have different target options. Make type unsigned char,
8134 instead of unsigned int.
8135 (initial_ix86_tune_features): New static vector to hold processor
8136 masks for the tune variables.
8137 (ix86_arch_features): Move initialization of the target masks to
8138 initial_ix86_arch_features to allow functions to have different
8139 target options. Make type unsigned char, instead of unsigned int.
8140 (initial_ix86_arch_features): New static vector to hold processor
8141 masks for the arch variables.
8142 (enum ix86_function_specific_strings): New enum to describe the
8143 string options used for attribute((option(...))).
8144 (ix86_target_string): New function to return a string that
8145 describes the target options.
8146 (ix86_debug_options): New function to print the current options in
8148 (ix86_function_specific_save): New function hook to save the
8149 function specific global variables in the cl_target_option structure.
8150 (ix86_function_specific_restore): New function hook to restore the
8151 function specific variables from the cl_target_option structure to
8152 the global variables.
8153 (ix86_function_specific_print): New function hook to print the
8154 target specific options in the cl_target_option structure.
8155 (ix86_valid_option_attribute_p): New function hook to validate
8156 attribute((option(...))) arguments.
8157 (ix86_valid_option_attribute_tree): New function that is common
8158 code between attribute((option(...))) and #pragma GCC option
8159 support that parses the options and returns a tree holding the options.
8160 (ix86_valid_option_attribute_inner_p): New helper function for
8161 ix86_valid_option_attribute_tree.
8162 (ix86_can_inline_p): New function hook to decide if one function
8163 can inline another on a target specific basis.
8164 (ix86_set_current_function); New function hook to switch target
8165 options if the user used attribute((option(...))) or #pragma GCC
8167 (ix86_tune_defaulted): Move to static file scope from
8169 (ix86_arch_specified): Ditto.
8170 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8172 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8173 (OPTION_MASK_ISA_ABM_SET): Ditto.
8174 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8175 (OPTION_MASK_ISA_CX16_SET): Ditto.
8176 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8177 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8178 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8179 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8180 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8181 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8182 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8183 (struct ptt): Move to static file scope from override_options.
8184 (processor_target_table): Ditto.
8186 (ix86_handle_option): Add support for options that are now isa options.
8187 (override_options): Add support for declaring functions that
8188 support different target options than were specified on the
8189 command line. Move struct ptt, processor_target_table, cpu_names,
8190 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8191 Add bool argument. Fix up error messages so the appropriate error
8192 is given for either command line or attribute.
8193 (ix86_previous_fndecl): New static to remember previous function
8194 declaration to see if we need to change target options.
8195 (ix86_builtins_isa): New array to record the ISA of each builtin
8197 (def_builtin): Always create the builtin function, even if the
8198 current ISA doesn't support it.
8199 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8200 tests for those builtins.
8201 (ix86_init_builtins): Remove TARGET_MMX test for calling
8202 ix86_init_mmx_sse_builtins.
8203 (ix86_expand_builtin): If the current ISA doesn't support a given
8204 builtin, signal an error.
8205 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8206 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8207 (TARGET_OPTION_SAVE): Ditto.
8208 (TARGET_OPTION_RESTORE): Ditto.
8209 (TARGET_OPTION_PRINT): Ditto.
8210 (TARGET_CAN_INLINE_P): Ditto.
8212 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
8214 * c-typeck.c (build_external_ref): Don't call assemble_external.
8215 * final.c (output_operand): Call assemble_external.
8217 2008-07-21 DJ Delorie <dj@redhat.com>
8219 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8220 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8222 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8224 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8225 original insn and splitter contents into ...
8226 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8227 flag_unsafe_math_optimizations. Add dummy scratch register.
8228 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8229 !flag_unsafe_math_optimizations. Returns number with next
8230 highest magnitude if this is still less or equal to the true
8231 quotient in magnitude.
8233 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
8235 * Makefile.in: Replace toplev.h with TOPLEV_H.
8236 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8237 * c-lex.c (fe_file_change): Don't set in_system_header.
8238 * c-parser.c (c_token): Remove in_system_header.
8239 (c_lex_one_token): Don't set in_system_header.
8240 (c_parser_set_source_position_from_token): Don't set in_system_header.
8241 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8244 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8245 * flags.h (in_system_header): Remove.
8246 * function.c (saved_in_system_header): Remove.
8247 (push_cfun): Don't set in_system_header.
8248 (pop_cfun): Don't set in_system_header.
8249 (push_struct_function): Don't set in_system_header.
8250 * input.h (expanded_location): Add sysp.
8251 (in_system_header_at): New.
8252 (in_system_header): New.
8253 * toplev.c (in_system_header): Remove.
8254 * toplev.h: Include input.h
8256 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8257 * tree-ssa.c (warn_uninit): Call warning_at.
8258 (warn_uninitialized_var): Update calls to warn_uninit.
8259 (warn_uninitialized_phi): Update calls to warn_uninit.
8260 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8261 (expand_location): Initialize xloc.sysp.
8262 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8263 (tree_decl_with_vis): Remove in_system_header_flag.
8265 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8268 * recog.c (asm_operand_ok): Change the order of the extra
8269 memory constraint checks.
8271 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8274 * tree-switch-conversion.c (build_one_array): Call
8275 varpool_mark_needed_node and varpool_finalize_decl
8276 instead of assemble_variable.
8278 2008-07-19 Jan Hubicka <jh@suse.cz>
8280 * cgraph.c (cgraph_add_new_function): Do early local passes.
8281 * tree-nrv.c (gate_pass_return_slot): New gate.
8282 (pass_nrv): Add the gate.
8283 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8285 (coalesce_ssa_name): Coalesce SSA names.
8286 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8287 not optimizing so unused user vars remains visible.
8288 * common.opt (flag_tree_ter): Always enable by default.
8289 * tree-ssa-ter.c: Include flags.h
8290 (is_replaceable_p): Check that locations match; when aliasing
8291 is missing be conservative about loads.
8292 * tree-optimize.c (gate_init_datastructures): Remove.
8293 (pass_init_datastructures): New.
8294 * passes.c: Reorder passes so we always go into SSA.
8296 2008-07-19 Jan Hubicka <jh@suse.cz>
8298 * doc/extend.texi (flatten attribute): Remove note about
8300 * doc/invoke.texi (--combine): Likewise.
8301 (-finline-functions-called-once): Update levels when enabled.
8302 (-funit-at-a-time): Document new behaviour.
8303 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8304 -fno-section-anchors when disabled explicitly.
8305 (inline params): They are not ignored now.
8306 (precompiled headers): Remove unit-at-a-time as being incompatible.
8307 * opts.c (decode_options): Handle unit-at-a-time as alias;
8308 imply -fno-section-anchors when toplevel reorder is disabled
8310 * common.opt (ftoplevel-reorder): Set default value to 2.
8311 (funit-at-a-time): Set default value to 1.
8312 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8315 2008-07-19 Jan Hubicka <jh@suse.cz>
8317 * builtins.c (expand_builtin_int_roundingfn,
8318 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8321 2008-07-19 Richard Guenther <rguenther@suse.de>
8324 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8325 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8326 * tree-ssa-pre.c (get_expr_value_id): For newly created
8327 constant value-ids make sure to add the expression to its
8330 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8333 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8334 return value of the builtin is ignored.
8336 2008-07-19 Olivier Hainque <hainque@adacore.com>
8338 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8339 bits, a C conformant malloc implementation has to provide.
8340 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8342 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8346 * reload.c (find_reloads_subreg_address): Only reload address if
8347 reloaded == 0, not for reloaded != 1.
8350 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8351 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8352 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8353 m32c_legitimize_reload_address.
8355 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8356 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8357 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8359 2008-07-19 Olivier Hainque <hainque@adacore.com>
8361 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8362 argument, saying whether nested array are to be collapsed
8363 into a single array type DIE with multiple subscripts.
8364 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8365 issues, centralize the nested array types collapsing control and
8366 disable the transformation for Ada.
8368 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8371 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8373 (x86_64_shift_adj_2): New expander.
8374 (x86_64_shift_adj_3): Ditto.
8375 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8376 to split TImode operands.
8377 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8378 (ix86_split_lshr): Ditto.
8380 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8382 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8383 and __CHAR32_TYPE__.
8384 * c-typeck.c (digest_init): Support char16_t and char32_t.
8385 (set_nonincremental_init_from_string): Idem.
8387 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8390 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8391 PREFERRED_STACK_BOUNDARY.
8392 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8394 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8397 * function.c (locate_and_pad_parm): Cap boundary earlier.
8399 2008-07-17 Julian Brown <julian@codesourcery.com>
8401 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8402 no-op for targets which don't use DLLs.
8404 2008-07-17 Martin Jambor <mjambor@suse.cz>
8406 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8407 that nodes are relevant by examining the node->analyzed flag.
8408 (ipcp_init_stage): Check which nodes are relevant, assert that the
8409 relevant ones are also required.
8410 (ipcp_propagate_stage): Check on the side arrays are properly
8412 (ipcp_print_all_jump_functions): Make sure not to touch any node
8413 that is not analyzed or an edge that does not have a corresponding
8414 entry in the on-the-side vectors.
8415 (ipcp_function_scale_print): Likewise.
8416 (ipcp_update_callgraph): Check that the node is relevant.
8417 (ipcp_insert_stage): Check that the node is relevant. Check there is
8418 an info for every node and edge.
8419 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8420 (ipa_print_all_tree_maps): Likewise and a new variable info.
8421 (ipa_print_all_params_modified): Likewise.
8422 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8424 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8427 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8429 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8431 PR rtl-optimization/36753
8432 * fwprop.c (use_killed_between): Don't shortcut
8433 single-definition global registers.
8435 2008-07-16 Jan Hubicka <jh@suse.cz>
8437 * cgraph.h (varpool_empty_needed_queue): Declare.
8438 * cgraphunit.c (output_in_order): Mark all variables as needed;
8440 * varpool.c (varpool_assemble_node): Update debug queue.
8441 (varpool_assemble_pending_decls): Don't do it here.
8442 (varpool_empty_needed_queue): New function.
8444 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8446 * recog.c (peephole2_optimize): Fix formatting.
8448 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8450 * c-pch.c (get_ident): Avoid C++ keywords.
8451 * combine-stack-adj.c (single_set_for_csa): Likewise.
8452 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8453 output_asm_insn): Likewise.
8454 * reload.c (push_secondary_reload, find_reusable_reload,
8455 push_reload, combine_reloads, find_reloads,
8456 debug_reload_to_stream): Likewise.
8457 * reload.h (struct reload): Likewise.
8458 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8459 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8460 emit_output_reload_insns): Likewise.
8461 * targhooks.c (default_secondary_reload): Likewise.
8462 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8464 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8466 * recog.c (validate_change_1, validate_change,
8467 validate_unshare_change, validate_replace_rtx_1, struct
8468 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8470 * reload.c (push_secondary_reload, secondary_reload_class,
8471 scratch_reload_class, find_valid_class, find_reusable_reload,
8472 push_reload, find_dummy_reload, find_reloads_address_1,
8473 find_reloads_address_part, find_equiv_reg): Likewise.
8474 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8475 choose_reload_regs): Likewise.
8476 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8478 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8479 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8480 * sched-rgn.c (concat_INSN_LIST): Likewise.
8481 * stor-layout.c (mode_for_size, mode_for_size_tree,
8482 smallest_mode_for_size): Likewise.
8484 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8486 * cfg.c (dump_reg_info): Avoid C++ keywords.
8487 * dwarf2asm.c (dw2_force_const_mem,
8488 dw2_asm_output_encoded_addr_rtx): Likewise.
8489 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
8490 * expmed.c (expand_shift): Likewise.
8491 * global.c (find_reg): Likewise.
8492 * graph.c (draw_edge): Likewise.
8493 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
8494 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8495 widen_clz, widen_bswap, expand_parity, expand_unop,
8496 emit_cmp_and_jump_insn_1): Likewise.
8497 * postreload.c (reload_cse_simplify_operands): Likewise.
8498 * ra.h (add_neighbor): Likewise.
8499 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8500 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8501 record_reg_classes, copy_cost, record_address_regs,
8502 invalid_mode_change_p): Likewise.
8503 * regrename.c (regrename_optimize, scan_rtx_reg,
8504 dump_def_use_chain, find_oldest_value_reg,
8505 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8507 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8509 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8510 MASK_POWERPC64 for power4 in previous commit.
8512 2008-07-16 Olivier Hainque <hainque@adacore.com>
8514 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8515 instead of bare conversion to cast const-ness away.
8517 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8519 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8520 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8521 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8522 (TARGET_FUNCTION_VALUE): Define.
8524 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8526 * config/rs6000/rs6000.c (processor_target_table): Add
8527 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8529 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8532 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8533 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8534 m32c_legitimize_reload_address.
8536 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
8538 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8539 DECL_IN_SYSTEM_HEADER in sync.
8541 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8543 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8544 * tree-ssa-pre.c (pre_expr_eq): Ditto
8545 (get_constant_for_value_id): Take a type as an argument.
8546 (fully_constant_expression): Pass in type.
8547 (find_or_generate_expression): Short circuit constant case.
8548 (create_expression_by_pieces): Remove special casing of
8550 (do_regular_insertion): Short circuit constant case.
8551 (do_partial_partial_insertion): Ditto.
8553 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8556 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8558 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8560 * config/xtensa/libgcc-xtensa.ver: New file.
8561 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8563 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8565 * df-problems.c (df_set_note): Avoid C++ keywords.
8566 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8567 * dse.c (record_store, remove_useless_values): Likewise.
8568 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8569 gen_reg_rtx_offset, operand_subword, change_address_1,
8570 change_address, adjust_address_1, offset_address,
8571 widen_memory_access, emit_copy_of_insn_after): Likewise.
8572 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8573 * fwprop.c (should_replace_address, propagate_rtx_1,
8574 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8576 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8577 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8578 * lcm.c (compute_insert_delete, pre_edge_lcm,
8579 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8580 * lower-subreg.c (resolve_reg_notes): Likewise.
8581 * mode-switching.c (optimize_mode_switching): Likewise.
8583 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8585 * bt-load.c (add_btr_def, migrate_btr_def,
8586 branch_target_load_optimize): Avoid C++ keywords.
8587 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8589 * combine.c (subst, simplify_set, make_extraction,
8590 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8591 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8592 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8594 2008-07-15 Richard Guenther <rguenther@suse.de>
8597 * c-common.c (strict_aliasing_warning): Do not warn for
8598 TYPE_REF_CAN_ALIAS_ALL pointers.
8599 (c_common_get_alias_set): may_alias types are not special.
8600 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8601 attribute and set can_ref_all accordingly.
8602 (build_reference_type_for_mode): Likewise.
8603 * doc/extend.texi (may_alias): Clarify.
8605 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8608 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8609 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8611 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8614 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8615 gcc_assert, instead call output_operand_lossage.
8617 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8619 * builtins.c (std_canonical_va_list): Treat structure based
8622 2008-07-15 Ben Elliston <bje@au.ibm.com>
8624 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8626 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
8628 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8631 2008-07-14 Jan Hubicka <jh@suse.cz>
8633 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8634 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8635 fix predicates and constraints.
8636 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8637 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8639 2008-07-14 Doug Kwan <dougkwan@google.com>
8641 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8642 additional option file arm/eabi.opt.
8643 * config/arm/eabi.h (File): New configuration file for EABI targets.
8644 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8645 SUBSUBTARGET_EXTRA_SPECS.
8646 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8647 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8648 from STARTFILE_SPEC so that it can be referenced in an override.
8649 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8650 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8651 can be referenced in an override.
8652 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8653 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8654 so that it can be referenced in an override.
8655 (LINK_SPEC): Use BPABI_LINK_SPEC.
8656 * config/arm/eabi.opt (File): New.
8658 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8660 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8661 (FIXED_VALUE_H): New variable.
8662 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8663 input.h, fixed-value.h.
8664 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8665 (BASIC_BLOCK_H): Use $(BITMAP_H).
8666 (FUNCTION_H): Add varray.h.
8667 (IPA_REFERENCE_H): Use $(BITMAP_H).
8668 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8669 (DF_H): Use $(BITMAP_H).
8670 (GGC_H): Add statistics.h.
8672 (INSN_ATTR_H): Use it.
8673 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8675 (SYMTAB_H): Add $(OBSTACK_H).
8676 (CPP_INTERNAL_H): New.
8677 (TREE_DUMP_H): Add tree-pass.h.
8678 (TREE_FLOW_H): Use $(BITMAP_H)
8679 (PRETTY_PRINT_H): Use $(INPUT_H).
8680 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8683 (many object files): Fix lots of header dependencies throughout.
8685 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8687 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
8689 (s-gtyp-input): Use them to write tmp-gi.list.
8690 (echo_to_gi.list): Remove.
8692 2008-07-14 Richard Guenther <rguenther@suse.de>
8694 * tree-ssa-sccvn.c (pre_info): Remove.
8695 (switch_to_PRE_table): Likewise.
8696 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
8697 (set_hashtable_value_ids): Do not create value-ids for the
8699 (run_scc_vn): Remove double test. Remove bogus special-case
8700 in value-number printing.
8701 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
8702 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
8704 * tree-flow-inline.h (get_value_handle): Remove.
8705 * tree-flow.h (get_value_handle): Remove.
8707 2008-07-14 Martin Jambor <mjambor@suse.cz>
8709 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
8710 in which we generate arithmetics is not a subrange.
8712 2008-07-14 Martin Jambor <mjambor@suse.cz>
8714 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
8716 2008-07-14 Richard Guenther <rguenther@suse.de>
8718 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
8720 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
8723 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
8724 reload for symbol refs moved to r0 with -fPIC.
8725 (legitimize_pic_address): Use the target register as temporary
8727 (emit_symbolic_move): Adjust comment.
8728 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
8731 2008-07-14 Ben Elliston <bje@au.ibm.com>
8733 * c-common.h (C_CPP_HASHNODE): New macro.
8734 * coretypes.h (struct cpp_token): Forward declare.
8735 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8736 the context-sensitive keyword method.
8737 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
8738 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
8739 expand_bool_pixel): New.
8740 (altivec_categorize_keyword): New function.
8741 (init_vector_keywords): New function.
8742 (rs6000_macro_to_expand): Likewise.
8743 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
8744 compiling an ISO C dialect.
8746 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
8748 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
8749 (create_expression_by_pieces): Fix typo.
8750 (do_regular_insertion): Use debug counter here too.
8752 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
8755 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
8756 CONST_OK_FOR_LETTER_P. All port-local users changed.
8757 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
8758 implement Kp matching power-of-two.
8759 (CONSTRAINT_LEN): Define to match.
8760 * config/cris/cris.md: Replace all use of constraint K with Kc.
8761 ("*btst*): Use Kp for operand 0 of last alternative.
8763 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8766 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
8769 2008-07-13 Jan Hubicka <jh@suse.cz>
8771 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
8774 2008-07-13 Richard Guenther <rguenther@suse.de>
8777 * langhooks.c (lhd_print_error_function): Deal with recursive
8780 2008-07-12 Jan Hubicka <jh@suse.cz>
8782 * cgraph.c (assembler_name_hash): New static var.
8783 (hash_node_by_assembler_name, eq_assembler_name): New.
8784 (cgraph_node_for_asm): Use hashtable.
8785 (cgraph_remove_node): Maintain hashtable.
8786 (change_decl_assembler_name): Sanity check that names are not changing
8787 after aliasing was processed.
8788 * cgraph.h (varpoon_node): Add next GGC marker.
8789 * tree.c (decl_assembler_name_equal): Constify.
8790 (decl_assembler_name_hash): New.
8791 * tree.h (decl_assembler_name_equal): Constify.
8792 (decl_assembler_name_hash): Update.
8794 2008-07-12 David Daney <ddaney@avtrex.com>
8796 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8799 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
8801 * doc/md.texi: Document the MIPS "v" constraint.
8802 * config/mips/mips.h (reg_class): Revert last change.
8803 (REG_CLASS_NAMES): Likewise.
8804 (REG_CLASS_CONTENTS): Likewise.
8805 * config/mips/mips.c (mips_regno_to_class): Likewise.
8806 * config/mips/constraints.md (v): Likewise, but add documentation.
8807 Add a comment to say that this constraint should not be used in
8810 2008-07-11 DJ Delorie <dj@redhat.com>
8812 * config/h8300/h8300.md (length): Fix branch offset limit.
8814 2008-07-11 Anatoly Sokolov <aesok@post.ru>
8816 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
8817 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
8818 (avr_hard_regno_scratch_ok): New function.
8819 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8820 * config/avr/avr.md (all peepholes that request a scratch register):
8821 Remove avr_peep2_scratch_safe use.
8823 2008-07-11 Tom Tromey <tromey@redhat.com>
8824 Ian Lance Taylor <iant@google.com>
8826 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
8827 (struct c_common_resword): Define.
8828 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
8829 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
8830 (c_common_reswords, num_c_common_reswords): Declare.
8831 * c-common.c (c_common_reswords): New global const array.
8832 (num_c_common_reswords): New const int.
8833 * c-parser.c (struct resword, reswords): Don't define.
8834 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
8835 (c_parse_init): Clarify mask code. Use c_common_reswords rather
8836 than reswords. If warning about C++ keywords, give them a special
8838 (c_lex_one_token): Warn about C++ keywords. Call
8839 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
8840 (c_parser_external_declaration): Look for RID_xxx rather than
8841 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
8842 (c_parser_statement_after_labels): Likewise.
8843 (c_parser_objc_class_instance_variables): Likewise.
8844 (c_parser_objc_class_declaration): Likewise.
8845 (c_parser_objc_try_catch_statement): Likewise.
8846 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
8847 (declspecs_add_type): Likewise.
8849 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
8851 * ggc-page.c (alloc_page):
8852 Substituting xmalloc, xcalloc with
8853 XNEWVEC and XCNEWVAR macros which add the
8856 2008-07-11 Richard Guenther <rguenther@suse.de>
8858 PR tree-optimization/36765
8859 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
8860 aliases from HEAP vars to SMTs.
8862 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8864 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
8865 * configure.ac (loose_warn): Move -Wc++-compat from here...
8866 (strict_warn): ...to here.
8867 * configure: Regenerate.
8869 2008-07-10 Joseph Myers <joseph@codesourcery.com>
8871 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
8872 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
8873 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
8874 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
8875 excluding more specific h8300-*-* and sh-*-* targets.
8877 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
8879 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
8881 (execute_pre): Call loop_optimizer_finalize in early exit.
8883 2008-07-10 Jakub Jelinek <jakub@redhat.com>
8886 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
8887 uids in the bitmap, not just VAR_DECL uids.
8889 PR rtl-optimization/36419
8890 * combine-stack-adj.c (adjust_frame_related_expr): New function.
8891 (combine_stack_adjustments_for_block): Call it if needed. Delete
8893 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
8894 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
8895 prologue sp adjustment.
8897 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
8900 * opts.c (print_ignored_options): Report postponed diagnostics for
8901 unknown -Wno-* options as warnings, not errors.
8902 (postpone_unknown_option_error): Renamed to...
8903 (postpone_unknown_option_warning): ... this.
8905 2008-07-09 Doug Kwan <dougkwan@google.com>
8908 2008-07-08 Doug Kwan <dougkwan@google.com>
8910 * config/arm/arm.opt (mandroid): New option.
8911 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8912 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8914 (CC1PLUS_SPEC): Same.
8916 (STARTFILE_SPEC): Same.
8917 (ENDFILE_SPEC): Same.
8918 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8921 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
8924 * config/mips/mips.h (reg_class): Remove V1_REG.
8925 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8926 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
8928 (mips_get_tp): New function.
8929 (mips_legitimize_tls_address): Use it.
8930 * config/mips/constraints.md (v): Delete.
8931 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
8932 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
8933 After reload, split into a move and ...
8934 (*tls_get_tp_<mode>_split): ...this new instruction.
8936 2008-07-09 David Daney <ddaney@avtrex.com>
8938 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8940 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8942 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8943 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8945 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8946 htab_delete should be called. Don't free c.
8947 (lookup_tmp_var): Create temp_htab lazily.
8948 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8949 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8951 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8952 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8953 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8954 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8955 * tree-sra.c (generate_element_init): Likewise.
8956 * tree-mudflap.c (execute_mudflap_function_ops,
8957 execute_mudflap_function_decls): Likewise.
8958 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8959 * tree-gimple.h (struct gimplify_ctx): New type.
8960 (push_gimplify_context): Adjust prototype.
8962 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8964 * tree-ssa-pre.c (phi_translate_1): Update placement of
8967 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8969 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8970 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8971 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8972 * targhooks.c (default_hard_regno_scratch_ok): New function.
8973 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8974 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8975 * recog.c: Include "target.h".
8976 (peep2_find_free_register): Add check for global regs. Add target
8978 * Makefile.in (recog.o): Depend on target.h.
8980 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8982 * config/sh/sh.c (sh_canonical_va_list_type): New.
8983 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8985 2008-07-09 Raksit Ashok <raksit@google.com>
8987 * doc/invoke.texi (Option Summary): Mention new option
8988 -Wdisallowed-function-list=...
8989 (Warning Options): Document -Wdisallowed-function-list=...
8990 * common.opt (Wdisallowed-function-list=): New flag.
8991 * flags.h (warn_disallowed_functions): External definition of new
8992 boolean warning flag.
8993 (warn_if_disallowed_function_p): Declare new function.
8994 * opts.c (warning_disallowed_functions): New static variable.
8995 (warn_disallowed_functions): New boolean warning flag.
8996 (warn_if_disallowed_function_p): New function.
8997 (add_comma_separated_to_vector): Rename
8998 add_instrument_functions_exclude_list to this.
8999 (common_handle_option): Handle new option. Rename calls to
9000 add_instrument_functions_exclude_list into calls to
9001 add_comma_separated_to_vector.
9002 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9003 based on flag warn_disallowed_functions.
9005 2008-07-09 Christian Bruel <christian.bruel@st.com>
9007 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9008 instead of get_attr_length.
9010 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9012 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9014 * genemit.c (gen_insn): Likewise.
9015 * gengtype.c (note_def_vec): Likewise.
9016 * gengtype.h (note_def_vec): Likewise.
9017 * genoutput.c (struct data, output_insn_data, process_template,
9018 gen_expand, gen_split, note_constraint): Likewise.
9019 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9020 make_insn_sequence): Likewise.
9021 * gensupport.c (record_insn_name): Likewise.
9023 2008-07-08 Doug Kwan <dougkwan@google.com>
9025 * config/arm/arm.opt (mandroid): New option.
9026 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9027 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9029 (CC1PLUS_SPEC): Same.
9031 (STARTFILE_SPEC): Same.
9032 (ENDFILE_SPEC): Same.
9033 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9036 2008-07-08 Raksit Ashok <raksit@google.com>
9038 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9039 (set_storage_via_setmem): Fix expected_align parameter.
9040 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9041 missing from the list.
9042 * doc/md.texi (movmem): Explicitly state that expected alignment is
9043 to be expressed in bytes.
9044 (setmem): Explicitly state that expected alignment is to be expressed
9047 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9049 * reload.c (find_reloads_subreg_address): Do not require validity
9050 of address in original mode before reloading address.
9052 2008-07-07 Tianwei Sheng <tianweis@google.com>
9054 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9055 bounds array access.
9057 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9059 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9061 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9063 Fix PR tree-optimization/23455
9064 Fix PR tree-optimization/35286
9065 Fix PR tree-optimization/35287
9066 * Makefile.in (OBJS-common): Remove tree-vn.o.
9067 (tree-vn.o): Remove.
9068 * dbgcnt.def: Add treepre_insert debug counter.
9069 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9070 (debug_value_expressions): Ditto.
9071 (print_value_expressions): Ditto.
9072 * tree-pretty-print.c (dump_generic_node): Updated for
9073 VALUE_HANDLE removal.
9074 * tree-ssa-dom.c (record_equality): Ditto.
9075 (cprop_operand): Ditto.
9076 (lookup_avail_expr): Ditto.
9077 * tree-ssa-threadedge.c
9078 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9079 (simplify_control_stmt_condition): Ditto.
9080 * tree.c (tree_code_size): Ditto.
9081 (tree_node_structure): Ditto.
9082 (iterative_hash_expr): Ditto.
9084 * tree.h (VALUE_HANDLE_ID): Ditto.
9085 (VALUE_HANDLE_EXPR_SET): Ditto.
9086 (struct tree_value_handle): Ditto.
9087 (union tree_node): Ditto.
9088 * treestruct.def: Ditto.
9089 * tree-vn.c: Removed.
9090 * tree-ssa-pre.c: Rewritten entirely.
9091 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9092 (constant_value_ids): Ditto.
9093 (vn_nary_op_t): Moved to header.
9095 (vn_reference_op_t): Ditto
9096 (vn_reference_t): Ditto.
9097 (next_value_id): New variable.
9098 (VN_INFO): Add an assert.
9099 (vn_constant_eq): New function.
9100 (vn_constant_hash): Ditto.
9101 (get_or_alloc_constant_value_id): Ditto.
9102 (value_id_constant_p): Ditto.
9103 (vn_reference_compute_hash): De-staticify.
9104 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9105 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9106 (valueize_refs): Update opcode if it changes from ssa name to constant.
9107 (vn_reference_lookup_1): Add new argument.
9108 (vn_reference_lookup): Ditto.
9109 (vn_reference_lookup_pieces): New function.
9110 (vn_reference_insert): Add return type. Modify to deal with value ids.
9111 (vn_reference_insert_pieces): New function.
9112 (vn_nary_op_compute_hash): De-staticify.
9113 (vn_nary_op_eq): Ditto.
9114 (vn_nary_op_lookup_pieces): New function.
9115 (vn_nary_op_lookup): Add new argument.
9116 (vn_nary_op_insert_pieces): New function.
9117 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9118 (vn_phi_insert): Ditto.
9119 (visit_unary_op): Update for callee changes.
9120 (visit_binary_op): Ditto.
9121 (visit_reference_op_load): Ditto.
9122 (visit_reference_op_store): Ditto.
9123 (init_scc_vn): Init next_value_id, constant_to_value_id and
9125 (free_scc_vn): Free them.
9126 (set_hashtable_value_ids): New function.
9127 (run_scc_vn): Use it.
9128 (get_max_value_id): New function.
9129 (get_next_value_id): Ditto.
9130 (expressions_equal_p): Moved from tree-vn.c
9131 (sort_vuses): Ditto.
9132 (sort_vuses_heap): Ditto.
9133 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9135 * tree.c (iterative_hash_hashval_t): Made non-static
9136 * tree.h (iterative_hash_hashval_t): Declare it.
9138 2008-07-08 Martin Jambor <mjambor@suse.cz>
9140 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9141 instead of ipa_create_node_params.
9142 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9143 ipa_check_create_edge_args, free them with
9144 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9146 * ipa-prop.c: Include flags.h and tree-inline.h.
9147 (ipa_node_params_vector): New variable.
9148 (ipa_edge_args_vector): New variable.
9149 (edge_removal_hook_holder): New variable.
9150 (node_removal_hook_holder): New variable.
9151 (edge_duplication_hook_holder): New variable.
9152 (node_duplication_hook_holder): New variable.
9153 (ipa_detect_param_modifications): Check for presence of modified flags.
9154 (ipa_compute_jump_functions): Check for presence of jump functions.
9155 (ipa_free_edge_args_substructures): New function.
9156 (ipa_create_node_params): Removed.
9157 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9158 (ipa_free_node_params_substructures): New function.
9159 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9161 (ipa_edge_removal_hook): New function.
9162 (ipa_node_removal_hook): New function.
9163 (duplicate_array): New function.
9164 (ipa_edge_duplication_hook): New function.
9165 (ipa_node_duplication_hook): New function.
9166 (ipa_register_cgraph_hooks): New function.
9167 (ipa_unregister_cgraph_hooks): New function.
9168 (free_all_ipa_structures_after_ipa_cp): New function.
9170 * ipa-prop.h: Include vec.h.
9171 (ipa_node_params_t): New typedef with vector types for it.
9172 (ipa_edge_args_t): New typedef with vector types for it.
9173 (IPA_NODE_REF): Changed to access an on-the-side vector.
9174 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9175 (ipa_check_create_node_params): New function.
9176 (ipa_check_create_edge_args): New function.
9178 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9181 2008-07-07 Tom Tromey <tromey@redhat.com>
9183 * configure, config.in: Rebuilt.
9184 * configure.ac: Don't check for scandir or alphasort.
9186 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9188 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9189 types immediately after creating them.
9191 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9193 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9195 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9197 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9198 dump_constraint_graph.
9199 (dump_constraint_edge): New function.
9200 (dump_constraint_graph): New function.
9201 (debug_constraint_graph): New function.
9202 (dump_constraint): Removed useless comparison.
9203 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9204 (dump_constraint_graph): Declare.
9205 (debug_constraint_graph): Declare.
9206 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9208 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9210 * config/i386/i386.c (is_va_list_char_pointer): New.
9211 (ix86_va_start): Replace compare with ms_va_list_type_node
9212 by is_va_list_char_pointer.
9213 (ix86_gimplify_va_arg): Likewise.
9215 2008-07-07 Martin Jambor <mjambor@suse.cz>
9217 * cgraph.c (cgraph_edge_max_uid): New variable.
9218 (struct cgraph_edge_hook_list): New type.
9219 (struct cgraph_node_hook_list): New type.
9220 (struct cgraph_2edge_hook_list): New type.
9221 (struct cgraph_2node_hook_list): New type.
9222 (first_cgraph_edge_removal_hook): New variable.
9223 (first_cgraph_node_removal_hook): New variable.
9224 (first_cgraph_edge_duplicated_hook): New variable.
9225 (first_cgraph_node_duplicated_hook): New variable.
9226 (cgraph_add_edge_removal_hook): New function.
9227 (cgraph_remove_edge_removal_hook): New function.
9228 (cgraph_call_edge_removal_hooks): New function.
9229 (cgraph_add_node_removal_hook): New function.
9230 (cgraph_remove_node_removal_hook): New function.
9231 (cgraph_call_node_removal_hooks): New function.
9232 (cgraph_add_edge_duplication_hook): New function.
9233 (cgraph_remove_edge_duplication_hook): New function.
9234 (cgraph_call_edge_duplication_hooks): New function.
9235 (cgraph_add_node_duplication_hook): New function.
9236 (cgraph_remove_node_duplication_hook): New function.
9237 (cgraph_call_node_duplication_hooks): New function.
9238 (cgraph_create_edge): Assign to edge uid.
9239 (cgraph_remove_edge): Call edge removal hooks.
9240 (cgraph_node_remove_callees): Call edge removal hooks.
9241 (cgraph_node_remove_callers): Call edge removal hooks.
9242 (cgraph_remove_node): Call node removal hooks.
9243 (cgraph_clone_edge): Call edge duplication hooks.
9244 (cgraph_clone_node): Call node duplication hooks.
9246 * cgraph.h (cgraph_edge): New field uid.
9247 (cgraph_edge_hook): New type.
9248 (cgraph_node_hook): New type.
9249 (cgraph_2edge_hook): New type.
9250 (cgraph_2node_hook): New type.
9252 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9254 * config.in: Regenerate.
9256 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9258 * gcc.c (print_sysroot): New.
9259 (option_map, display_help, process_command): Handle the
9260 -print-sysroot option.
9261 (main): Print the sysroot if requested.
9262 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9264 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9267 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9269 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9271 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9272 (assign_parm_setup_block_p): Also check mode of entry_parm.
9274 2008-07-07 Richard Guenther <rguenther@suse.de>
9276 * tree-ssa-structalias.h (set_used_smts): Remove.
9277 * tree-ssa-structalias.c (used_smts): Likewise.
9278 (set_used_smts): Likewise.
9279 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9280 call to set_used_smts.
9282 2008-07-07 Richard Guenther <rguenther@suse.de>
9284 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9285 (new_var_info): Set it to false.
9286 (solution_set_add): Correctly handle pointers outside a var and
9288 (type_safe): Treat variables with is_full_var properly.
9289 (do_sd_constraint): Likewise.
9290 (do_ds_constraint): Likewise.
9291 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9292 (get_constraint_for_ptr_offset): New function.
9293 (get_constraint_for_component_ref): For addresses at least include
9294 the last field of the variable. Handle is_full_vars properly.
9295 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9296 (handle_ptr_arith): Remove.
9297 (find_func_aliases): Simplify assignment handling.
9298 (create_function_info_for): For parameter and result varinfos set
9300 (create_variable_info_for): Set is_full_var flag whenever we
9301 just created a single varinfo for a decl.
9302 (init_alias_vars): Initialize use_field_sensitive from
9303 max-fields-for-field-sensitive parameter.
9305 2008-07-07 Richard Guenther <rguenther@suse.de>
9307 PR tree-optimization/36713
9308 * tree-flow-inline.h (is_call_used): New function.
9309 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9310 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9311 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9313 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9315 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9317 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9319 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9321 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9322 Nathan Sidwell <nathan@codesourcery.com>
9324 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9325 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9327 * config/m68k/t-linux: New.
9328 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9331 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9333 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9334 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9337 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9339 * gcc.c (execute): Fix -Wc++-compat warning.
9341 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9344 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9345 constant for little endian.
9347 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9349 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9350 mips_base_mips16 instead of TARGET_MIPS16.
9351 (mips_base_mips16): Declare.
9352 * config/mips/mips.c (mips_base_mips16): Make global.
9353 (was_mips16_p): Remove GTY marker.
9354 (was_mips16_pch_p): New variable.
9355 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9356 (mips_override_options): Force to non-MIPS16 mode initially.
9357 Do not complain about MIPS16 PIC incompatibilities here.
9358 Only allow -mgpopt if -mexplicit-relocs is in force for
9361 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9363 * configure.ac: Check for caddr_t, define to char * if not defined.
9364 * configure: Regenerate.
9365 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9366 (mmap_gt_pch_use_address): Likewise.
9367 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9369 2008-07-06 Richard Guenther <rguenther@suse.de>
9371 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9372 (new_var_info): Deal with it.
9373 (solution_set_add): Likewise.
9374 (bitpos_of_field): Make signed, fix.
9375 (struct fieldoff): Remove type and decl fields. Make size field
9376 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9378 (fieldoff_compare): Deal with it.
9379 (push_fields_onto_fieldstack): Remove has_union argument, glob
9380 adjacent non-pointer fields together.
9381 (create_function_info_for): Do not set has_union.
9382 (create_variable_info_for): Simplify.
9384 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9386 * config.gcc (extra_headers): Add cross-stdarg.h for target
9387 x86_64-*-* and i?86-*-*.
9388 * config/i386/cross-stdarg.h: New.
9389 * builtins.c (std_fn_abi_va_list): New.
9390 (std_canonical_va_list_type): New.
9391 (stabilize_va_list): Replace va_list_type_node use by
9392 mtarget.canonical_va_list_type.
9393 (gimplify_va_arg_expr): Likewise.
9394 (expand_builtin_va_copy): Replace va_list_type_node use by
9395 mtarget.fn_abi_va_list.
9396 * tree-sra.c (is_va_list_type): New helper.
9397 (decl_can_be_decomposed_p): Replace
9398 va_list_type_node use by is_va_list_type.
9399 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9400 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9401 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9402 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9403 (ix86_enum_va_list): New.
9404 * config/i386/i386.c (sysv_va_list_type_node): New.
9405 (ms_va_list_type_node): New.
9406 (ix86_function_type_abi): Remove sorry.
9407 (ix86_build_builtin_va_list_abi): New.
9408 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9410 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9411 (ix86_init_builtins_va_builtins_abi): New.
9412 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9414 (ix86_handle_abi_attribute): New.
9415 (attribute_spec): Add sysv_abi and ms_abi.
9416 (ix86_fn_abi_va_list): New.
9417 (ix86_canonical_va_list_type): New.
9418 (ix86_enum_va_list): New.
9419 (TARGET_FN_ABI_VA_LIST): New.
9420 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9421 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9422 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9423 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9424 (TARGET_ENUM_VA_LIST): New.
9425 * expr.h (std_fn_abi_va_list): New.
9426 (std_canonical_va_list_type): New.
9427 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9428 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9429 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9430 TARGET_CANONICAL_VA_LIST_TYPE.
9431 * target.h (struct gcc_target): Add fn_abi_va_list hook
9432 and canonical_va_list_type hook.
9434 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9436 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9437 integral and pointer types.
9439 2008-07-04 Roger Sayle <roger@eyesopen.com>
9441 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9442 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9444 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9447 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9449 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9451 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9452 build_gimple_modify_stmt.
9453 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9454 gimple operand. Use fold_build* instead of build*.
9456 2008-07-04 Richard Guenther <rguenther@suse.de>
9458 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9459 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9460 properly to compute the reachability set if we do field-sensitive PTA.
9461 * invoke.texi (max-fields-for-field-sensitive): Document default.
9462 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9463 100 for optimize >= 2.
9465 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9467 * ggc-zone.c (lookup_page_table_if_allocated,
9468 set_page_table_entry, zone_find_object_size, alloc_small_page,
9469 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9470 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9471 -Wc++-compat and/or -Wcast-qual warnings.
9473 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9476 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9477 pic_offset_table_rtx to be marked as used here.
9478 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9479 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9480 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9481 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9484 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9486 * alloc-pool.c (hash_descriptor, eq_descriptor,
9487 alloc_pool_descriptor): Fix -Wc++-compat warnings.
9488 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
9490 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
9491 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9492 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
9493 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9496 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9498 * tree-flow.h (loop_only_exit_p): Declare.
9499 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9500 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9501 the number of iterations if it is constant. Otherwise, if this is the
9502 only possible exit of the loop, use the conservative estimate on the
9503 number of iterations of the entire loop if available.
9505 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9507 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9508 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9509 Add synchronization functions.
9510 * config/sync.c: New file.
9511 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9512 (LIBGCC_SYNC_CFLAGS): Likewise.
9514 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9517 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9518 (*pushtf_sse): New insn pattern.
9519 (pushtf splitters): New splitters.
9521 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9524 * predict.c (build_predict_expr): Use void_type_node for the tree
9525 type, instead of NULL_TREE.
9527 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9529 * config/i386/i386.c (contains_aligned_value_p): Return true
9531 (ix86_data_alignment): Align TCmode to 128bits.
9532 (ix86_local_alignment): Likewise.
9534 2008-07-03 Andrew Haley <aph@redhat.com>
9537 * vec.h (VEC_TA): New.
9538 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9539 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9540 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9541 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9542 (C_COMMON_FIXED_TYPES): Remove first arg.
9543 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9544 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9545 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9546 not to use empty macro arguments.
9548 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9550 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9551 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9552 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9553 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9554 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9555 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9556 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9557 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9558 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9559 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9560 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9561 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9562 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9563 config/rs6000/e500crtres64gpr.asm,
9564 config/rs6000/e500crtres64gprctr.asm,
9565 config/rs6000/e500crtrest32gpr.asm,
9566 config/rs6000/e500crtrest64gpr.asm,
9567 config/rs6000/e500crtresx32gpr.asm,
9568 config/rs6000/e500crtresx64gpr.asm,
9569 config/rs6000/e500crtsav32gpr.asm,
9570 config/rs6000/e500crtsav64gpr.asm,
9571 config/rs6000/e500crtsav64gprctr.asm,
9572 config/rs6000/e500crtsavg32gpr.asm,
9573 config/rs6000/e500crtsavg64gpr.asm,
9574 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9575 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9576 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9577 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9578 config/sparc/sol2-cn.asm: Remove .file directives.
9580 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9582 * resource.c (mark_referenced_resources): Look inside
9583 UNSPEC_VOLATILEs and ASM_INPUTs.
9585 2008-07-02 Ian Lance Taylor <iant@google.com>
9587 * rtlanal.c (add_reg_note): New function.
9588 * rtl.h (add_reg_note): Declare.
9589 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9590 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9591 * builtins.c (expand_builtin_longjmp): Likewise.
9592 (expand_builtin_nonlocal_goto): Likewise.
9593 * calls.c (emit_call_1, expand_call): Likewise.
9594 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9595 * cfglayout.c (fixup_reorder_chain): Likewise.
9596 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9597 (commit_one_edge_insertion): Likewise.
9598 * combine.c (move_deaths, distribute_notes): Likewise.
9599 * df-problems.c (df_set_note): Likewise.
9600 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9601 (set_unique_reg_note): Likewise.
9602 (emit_copy_of_insn_after): Likewise.
9603 * expr.c (expand_expr_real): Likewise.
9604 * gcse.c (add_label_notes): Likewise.
9605 * haifa-sched.c (create_check_block_twin): Likewise.
9606 * jump.c (mark_jump_label_1): Likewise.
9607 * loop-doloop.c (add_test, doloop_modify): Likewise.
9608 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9609 * lower-subreg.c (move_eh_region_note): Likewise.
9610 * optabs.c (emit_libcall_block): Likewise.
9611 * predict.c (predict_insn): Likewise.
9612 (combine_predictions_for_insn): Likewise.
9613 * recog.c (peephole2_optimize): Likewise.
9614 * regmove.c (try_auto_increment): Likewise.
9615 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9616 * reload.c (find_reloads): Likewise.
9617 * reload1.c (fixup_eh_region_note): Likewise.
9618 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9619 * reorg.c (delete_prior_computation): Likewise.
9620 (delete_computation, dbr_schedule): Likewise.
9621 * config/pa/pa.c (legitimize_pic_address): Likewise.
9622 * config/sh/sh.c (sh_reorg): Likewise.
9624 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9627 * config/libgcc-glibc.ver: Add %exclude.
9628 * config/m32r/libgcc-glibc.ver: Likwise.
9629 * config/s390/libgcc-glibc.ver: Likwise.
9630 * config/sh/libgcc-glibc.ver: Likwise.
9631 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9633 * config/i386/libgcc-glibc.ver: New.
9635 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9637 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9639 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9640 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9641 i[34567]86-*-linux*, x86_64-*-linux*. Add
9642 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9643 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9644 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9645 i[34567]86-*-linux*, x86_64-*-linux*.
9647 * libgcc-std.ver: Add empty GCC_4.4.0.
9649 * mkmap-symver.awk: Support multiple versions per symbol.
9651 * config/i386/i386.c (ix86_init_builtins): Always define
9652 __builtin_fabsq and __builtin_copysignq with fallbacks.
9653 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9654 and __builtin_copysignq if SSE2 isn't available.
9656 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9657 (LIBGCC2_TF_CEXT): Likwise.
9660 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9662 * config/i386/sfp-machine.h: Moved to libgcc.
9664 * config/i386/sfp-machine.h: New.
9665 * config/i386/t-linux: Likwise.
9667 * config/i386/t-darwin: Remove softfp_wrap_start and
9669 * config/i386/t-darwin64: Likewise.
9671 * config/i386/t-fprules-softfp64: Renamed to ...
9672 * config/i386/t-fprules-softfp: This.
9674 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9675 and softfp_wrap_end.
9677 2008-07-02 Jason Merrill <jason@redhat.com>
9679 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9681 * tree.c (ctor_to_list): New fn.
9682 * tree.h: Declare it.
9683 (CONSTRUCTOR_ELT): New macro.
9684 (CONSTRUCTOR_NELTS): New macro.
9686 2008-07-02 Richard Guenther <rguenther@suse.de>
9688 * tree-ssa-structalias.c (struct variable_info): Reorder
9689 to fill padding on 64bit hosts. Make collapsed_to an int.
9690 (get_varinfo_fc): Deal with that.
9691 (new_var_info): Likewise.
9692 (collapse_rest_of_var): Likewise.
9694 2008-07-02 Joshua Sumali <jsumali@redhat.com>
9696 * doc/install.texi (--enable-java-home): Document.
9697 (--enable-aot-compile-rpm): Likewise.
9698 (--with-arch-directory): Likewise.
9699 (--with-os-directory): Likewise.
9700 (--with-origin-name): Likewise.
9701 (--with-arch-suffix): Likewise.
9702 (--with-jvm-root-dir): Likewise.
9703 (--with-jvm-jar-dir): Likewise.
9704 (--with-python-dir): Likewise.
9706 2008-07-02 Richard Guenther <rguenther@suse.de>
9708 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
9709 from decls explicitly. Merge operand checking from tuples.
9711 2008-07-02 Martin Jambor <mjambor@suse.cz>
9713 * tree-switch-conversion.c: Included timevar.h which I forgot before.
9715 2008-07-02 Martin Jambor <mjambor@suse.cz>
9717 * tree-switch-conversion.c: Included timevar.h
9718 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
9720 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
9722 2008-07-02 Martin Jambor <mjambor@suse.cz>
9724 * tree-switch-conversion.c: Corrected various comments and
9726 (build_constructors): Fixed minor formatting mistakes.
9728 * invoke.texi (Optimize Options): Corrected the
9729 switch-conversion-max-branch-ratio parameter.
9731 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
9733 * final.c (asm_insn_count): Return zero for an empty asm body.
9735 2008-07-02 Richard Guenther <rguenther@suse.de>
9737 * bitmap.h (bitmap_set_bit): Return bool.
9738 (bitmap_clear_bit): Likewise.
9739 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
9740 write to the bitmap if it would.
9741 (bitmap_clear_bit): Likewise.
9742 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
9743 bitmap_set_bit return value.
9744 (add_pred_graph_edge): Likewise.
9745 (add_graph_edge): Likewise.
9746 (do_sd_constraint): Likewise.
9747 (do_ds_constraint): Likewise.
9749 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9751 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
9752 Fix -Wc++-compat and/or -Wcast-qual warnings.
9753 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
9754 gen_regparm_prefix): Likewise.
9755 * vmsdbgout.c (write_modbeg, lookup_filename,
9756 vmsdbgout_source_line, vmsdbgout_init): Likewise.
9758 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
9760 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
9761 defaults.h definition apply.
9763 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9765 * function.c (assign_parm_remove_parallels): New.
9766 (assign_parm_setup_block_p): Do not return true for non-BLKmode
9768 (assign_parm_setup_block): Do not handle them.
9769 (assign_parm_setup_reg, assign_parm_setup_stack): Call
9770 assign_parm_remove_parallels.
9772 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9774 * c-typeck.c (convert_for_assignment): Use
9775 vector_targets_convertible_p.
9776 * c-common.c (vector_targets_convertible_p): New.
9777 * c-common.h (vector_targets_convertible_p): New prototype.
9778 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
9779 opaque_p_V2SI_type_node.
9781 2008-07-01 Steve Ellcey <sje@cup.hp.com>
9783 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
9786 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
9788 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
9789 TFmode constants via two element DImode vector for hosts with
9790 HOST_BITS_PER_WIDE_INT < 64.
9791 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
9792 also for HOST_BITS_PER_WIDE_INT < 64.
9794 2008-07-01 Richard Guenther <rguenther@suse.de>
9796 PR tree-optimization/36666
9797 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
9798 (get_constraint_exp_from_ssa_var): Split into ...
9799 (get_constraint_exp_for_temp): ... this ...
9800 (get_constraint_for_ssa_var): ... and that.
9801 Return constraint expressions for all touched sub-fields
9802 if the results address is not taken.
9803 (process_constraint): Remove assertion that aggregate
9804 assignments do not happen at this place.
9805 (get_constraint_for_component_ref): Add address_p argument.
9806 Return constraint expressions for all touched sub-fields
9807 if the results address is not taken.
9808 (do_deref): Use get_constraint_exp_for_temp.
9809 (get_constraint_for_1): Rename from ...
9810 (get_constraint_for): ... this. Add the old function as wrapper.
9811 (do_structure_copy): Use get_constraint_for_1.
9813 2008-07-01 Martin Jambor <mjambor@suse.cz>
9815 * Makefile.in (tree-switch-conversion.o): Add.
9816 (OBJS-common): Add tree-swtch-conversion.o.
9817 * passes.c (init_optimization_passes): Add pass_convert_switch.
9818 * tree-pass.h: (pass_convert_switch): Add.
9819 * tree-switch-conversion.c: New file.
9820 * gcc.dg/tree-ssa/cswtch.c: New testcase.
9821 * common.opt (ftree-cswtch): New option.
9822 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9823 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9824 * opts.c (decode_options): Set flag_tree_switch_conversion when
9825 optimization level is >= 2.
9826 * doc/invoke.texi (Optimize Options): Added description of
9827 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
9829 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9831 * config/darwin-driver.c (darwin_default_min_version): Fix
9832 -Wc++-compat warnings.
9834 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
9836 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
9839 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9841 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
9843 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9845 PR rtl-optimization/34744
9846 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
9847 (df_scan_free_internal): Free data structures not
9848 allocated in storage pools.
9849 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
9850 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
9851 df_scan_free_mws_vec.
9852 * dse.c (dse_step6): Free offset_map_p and offset_map_n
9855 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
9857 * config/i386/i386.c (contains_aligned_value_p): Return true
9859 (ix86_function_arg_boundary): Return its natural boundary
9861 (return_in_memory_32): Don't check TDmode.
9862 (ix86_split_to_parts): Support splitting into 4 parts and
9863 support TFmode for 32bit target.
9864 (ix86_split_long_move): Support splitting into 4 parts.
9865 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
9867 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
9868 (ix86_init_builtins): Here.
9869 (ix86_scalar_mode_supported_p): Always return true for TFmode.
9870 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
9871 'q' and 'w', respectively.
9873 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
9875 (movtf_internal): Likewise.
9876 (<code>tf2): Likewise.
9877 (*absnegtf2_sse): Likewise.
9878 (copysign<mode>3): Likewise.
9879 (copysign<mode>3_const): Likewise.
9880 (copysign<mode>3_var): Likewise.
9881 (define_split UNSPEC_COPYSIGN): Likewise.
9882 * config/i386/sse.md (*nandtf3): Likewise.
9883 (<code>tf3): Likewise.
9884 (*<code>tf3): Likewise.
9886 2008-06-30 Joey Ye <joey.ye@intel.com>
9887 H.J. Lu <hongjiu.lu@intel.com>
9889 * global.c (compute_regsets): Set frame_pointer_needed here.
9890 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
9892 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9894 * doc/install.texi (specific): Expand Windows build notes.
9896 2008-06-30 Ira Rosen <irar@il.ibm.com>
9898 PR tree-optimization/36648
9899 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
9900 number of prolog iterations by step. Fix the comment.
9902 2008-06-30 Richard Guenther <rguenther@suse.de>
9905 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
9906 handle calls from ECF_MALLOC functions.
9907 (handle_pure_call): ECF_MALLOC functions do not return
9909 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
9911 2008-06-29 Andreas Schwab <schwab@suse.de>
9913 * config/m68k/m68k.c (print_operand): Always print a float
9915 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
9916 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
9919 * config/rs6000/x-linux64: Remove never used file.
9921 2008-06-29 Richard Guenther <rguenther@suse.de>
9923 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9925 (struct alias_info): Move ...
9926 * tree-ssa-alias.c: ... here.
9927 (update_alias_info): Declare.
9928 (compute_may_aliases): Call it.
9929 (update_alias_info): New function.
9930 * tree-ssa-structalias.c (update_alias_info): Move ...
9931 * tree-ssa-alias.c (update_alias_info_1): ... here.
9932 * tree-ssa-structalias.c (process_constraint_1): Remove
9933 unused from_call argument. Rename to ...
9934 (process_constraint): ... this. Delete old wrapper.
9935 (make_constraint_to): Adjust callers.
9936 (handle_const_call): Likewise.
9937 (handle_pure_call): Likewise.
9938 (init_base_vars): Likewise.
9939 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9940 (find_func_aliases): We don't need structure copies for
9942 (make_constraint_from_anything): Remove.
9943 (create_variable_info_for): For globals make constraints
9944 from escaped, not from anything.
9945 (compute_points_to_sets): Do not call update_alias_info.
9946 (ipa_pta_execute): Use make_constraint_from.
9948 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9950 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9951 (bitmap.o-warn, dominance.o-warn): New.
9952 * configure.ac (cxx_compat_warn): Delete.
9953 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9954 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9956 * configure: Regenerate.
9958 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9961 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9963 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9964 * df-scan.c (df_notes_rescan): Likewise.
9965 * ggc-page.c (set_page_table_entry): Likewise.
9966 * intl.c (gcc_gettext_width): Likewise.
9967 * varasm.c (get_unnamed_section, get_noswitch_section,
9968 get_section): Likewise.
9970 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9972 * regrename.c (build_def_use): Don't copy RTX.
9974 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9976 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9977 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9978 punctuation. Use @ref instead of @xref.
9979 (Function Names): Remove stray @display/@end display.
9980 (C++ Attributes): Use @ref instead of @xref.
9981 (Deprecated Features): Fix punctuation around @xref.
9982 (Backwards Compatibility): Likewise.
9983 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9985 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9987 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9988 constants for E500 double.
9990 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9992 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9993 element type of const_vector.
9995 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9997 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9998 Remove FLAGS_REG clobber from expander pattern.
9999 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10000 (anddi3, andsi3, andhi3, andqi3): Ditto.
10001 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10002 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10003 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10004 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10005 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10006 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10007 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10008 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10010 2008-06-28 Richard Guenther <rguenther@suse.de>
10012 * tree-ssa-structalias.c (callused_id, var_callused,
10013 callused_tree): Add.
10014 (handle_pure_call): New function.
10015 (find_func_aliases): Call it.
10016 (find_what_p_points_to): Handle the call-used set.
10017 (clobber_what_escaped): Likewise.
10018 (compute_call_used_vars): New function.
10019 (init_base_vars): Init the call-used variable.
10020 (do_sd_constraint): Do not propagate the solution from CALLUSED
10021 but use CALLUSED as a placeholder.
10022 (solve_graph): Likewise.
10023 * tree-flow-inline.h (gimple_call_used_vars): New function.
10024 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10025 (compute_call_used_vars): Declare.
10026 * tree-ssa-alias.c (set_initial_properties): Call
10027 compute_call_used_vars.
10028 (reset_alias_info): Clear call-used variables.
10029 (add_call_clobber_ops): Assert we are not called for const/pure
10030 functions. Remove handling of them.
10031 (add_call_read_ops): Handle pure functions by adding the
10032 call-used set of variables as VUSEs.
10033 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10034 (delete_tree_ssa): Free it.
10035 * tree-dfa.c (remove_referenced_var): Clear the var from the
10038 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10040 * tree.c (build_varargs_function_type_list): New.
10041 (build_function_type_list_1): New.
10042 (build_function_type_list): Use build_function_type_list_1.
10043 * tree.h (build_varargs_function_type_list): New.
10045 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10048 * config/spu/spu.c (spu_builtin_splats): Do not generate
10049 invalid CONST_VECTOR expressions.
10050 (spu_expand_vector_init): Likewise.
10052 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10054 * optabs.c (libfunc_decls): New variable.
10055 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10056 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10057 for the same function twice.
10059 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10061 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10062 ix86_expand_binary_operator directly.
10063 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10065 (*ashrti3_1): Ditto.
10066 (*lshrti3_1): Ditto.
10067 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10068 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10069 using only one splitter. Conditionaly execute splitter before or
10070 after peephole2 pass.
10071 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10072 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10073 Use only one alternative in asm template.
10074 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10076 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10077 "J" operand constraint for operand 2.
10078 (*ashldi3_cconly_rex64): Ditto.
10079 (*ashrdi3_cmp_rex64): Ditto.
10080 (*ashrdi3_cconly_rex64): Ditto.
10081 (*lshrdi3_cmp_rex64): Ditto.
10082 (*lshrdi3_cconly_rex64): Ditto.
10083 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10084 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10085 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10088 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10090 * gimplify.c (omp_is_private): Don't return true if decl is not
10091 already private on #pragma omp for or #pragma omp parallel for.
10094 * tree-cfg.c (struct move_stmt_d): Replace block field with
10095 orig_block and new_block fields.
10096 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10097 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10098 (move_block_to_fn): Replace vars_map and new_label_map arguments
10099 with struct move_stmt_d pointer.
10100 (replace_block_vars_by_duplicates): New function.
10101 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10102 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10103 all subblocks of ORIG_BLOCK to the new function. Call
10104 replace_block_vars_by_duplicates.
10105 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10106 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10107 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10108 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10109 (expand_omp): Temporarily set input_location to the location of
10110 region's controlling stmt.
10111 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10112 BIND_EXPR, push ctx->block_vars and gimplification vars into
10113 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10114 into dest function.
10115 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10116 there are any BLOCK_VARS.
10117 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10118 OMP_PARALLEL or OMP_TASK stmt.
10119 (lower_omp): Save and restore input_location around the lower_omp_1
10122 2008-06-27 Richard Guenther <rguenther@suse.de>
10124 PR tree-optimization/36400
10125 PR tree-optimization/36373
10126 PR tree-optimization/36344
10127 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10128 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10129 (update_alias_info): Remove call clobbering code.
10130 (make_constraint_to): New helper function.
10131 (make_escape_constraint): Likewise.
10132 (handle_rhs_call): Use it on all pointer containing arguments.
10133 Also mark the static chain escaped.
10134 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10135 instead of ANYTHING.
10136 (make_constraint_from): New helper split out from ...
10137 (make_constraint_from_anything): ... here.
10138 (find_func_aliases): Add constraints for escape sites.
10139 (intra_create_variable_infos): Make constraints from NONLOCAL
10141 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10143 (clobber_what_p_points_to): Remove.
10144 (clobber_what_escaped): New function.
10145 (init_base_vars): Init NONLOCAL and ESCAPED.
10146 (do_sd_constraint): Do not propagate the solution from ESCAPED
10147 but use ESCAPED as a placeholder.
10148 (solve_graph): Likewise.
10149 * tree-flow.h (clobber_what_p_points_to): Remove.
10150 (clobber_what_escaped): Declare.
10151 * tree-ssa-alias.c (set_initial_properties): Call it.
10152 Remove code clobbering escaped pointers.
10154 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10156 * function.c (allocate_struct_function): Only allocate a unique
10157 funcdef_no if the decl is nonzero.
10159 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10161 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10162 * config/mips/mips.c (mips_split_const_insns): New function.
10163 * config/mips/mips.md (move_type): New attribute.
10164 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10165 (dword_mode): New attribute.
10166 (type): Avoid long line. Map "move_type"s to "type"s,
10167 choosing "multi" for doubleword moves if appropriate.
10168 Swap MTC/MFC comments to match their declaration order.
10169 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10170 "type" is "branch" or "jal" is "direct".
10171 (length): Handle "extended_mips16" first. Make the default
10172 "0" for "ghost" instructions. Set the length from "move_type".
10173 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10174 of "type", with "sll0" for the register alternative. Remove the
10175 "extended_mips16" attribute.
10176 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10177 of "type", with "shift_shift" for the register alternative.
10178 Remove the "length" attribute.
10179 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10180 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10181 of "type", with "andi" for the register alternative.
10182 (*zero_extendqihi2): Likewise.
10183 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10184 of "andi" instead of a "type" of "arith".
10185 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10187 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10188 (mov_<store>r, *mov<mode>_ra): Likewise.
10189 (extendsidi2): Use "move_type" instead of "type", with "move"
10190 for the register alternative.
10191 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10192 of "type", with "signext" for the register alternative.
10193 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10194 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10195 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10196 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10197 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10198 (unnamed branch insn): Likewise.
10199 (*movdi_gp32_fp64): Fold into...
10200 (*movdi_32bit): ...here.
10201 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10202 (*movdf_hardfloat): ...this new pattern.
10203 (*movdf_softfloat): Remove redundant FPR alternatives.
10204 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10205 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10206 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10207 the "move" attribute.
10208 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10209 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10210 and "store" for COP loads and stores.
10211 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10212 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10213 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10214 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10215 (*movtf_mips16, *movv2sf): Likewise.
10216 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10217 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10218 (mfhc1<mode>): Use "move_type" instead of "move".
10219 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10220 (loadgp_blockage): Remove the "length" attribute.
10221 (blockage, set_got_version, update_got_version): Likewise.
10222 (call_internal): Remove the "extended_mips16" attribute.
10223 (call_value_internal, call_value_multiple_internal): Likewise.
10224 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10226 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10227 the "length" attribute.
10229 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10231 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10232 -Wcast-qual warnings.
10233 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10234 handle_pragma_pop_macro): Likewise.
10235 * collect2.c (resolve_lib_name): Likewise.
10236 * config/arc/arc.c (arc_init): Likewise.
10237 * config/arm/arm.c (neon_builtin_compare,
10238 locate_neon_builtin_icode): Likewise.
10239 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10240 * config/bfin/bfin.c (bfin_init_machine_status,
10241 bfin_optimize_loop): Likewise.
10242 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10243 * config/cris/cris.c (cris_init_expanders): Likewise.
10244 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10245 * config/darwin.c (machopic_indirection_eq,
10246 machopic_indirection_name, machopic_output_indirection): Likewise.
10247 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10248 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10249 frv_optimize_membar): Likewise.
10250 * config/i386/cygwin.h (mingw_scan,
10251 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10252 * config/i386/cygwin1.c (mingw_scan): Likewise.
10253 * config/i386/i386.c (machopic_output_stub): Likewise.
10254 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10255 i386_pe_unique_section): Likewise.
10256 * config/ia64/ia64.c (ia64_init_machine_status,
10257 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10259 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10260 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10261 * config/m68k/m68k.c (m68k_handle_option,
10262 m68k_sched_md_init_global): Likewise.
10263 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10264 mcore_unique_section): Likewise.
10265 * config/mips/mips.c (mips_block_move_straight,
10266 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10268 * config/mmix/mmix.c (mmix_init_machine_status,
10269 mmix_encode_section_info): Likewise.
10270 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10271 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10272 print_operand_address, output_toc, redefine_groups,
10273 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10274 * config/s390/s390.c (s390_init_machine_status): Likewise.
10275 * config/score/score.c (score_block_move_straight,
10276 score_block_move_loop_body): Likewise.
10277 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10278 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10279 * emit-rtl.c (find_auto_inc): Likewise.
10280 * gcc.c (translate_options, process_command): Likewise.
10281 * reorg.c (dbr_schedule): Likewise.
10282 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10283 * xcoffout.c (xcoffout_declare_function): Likewise.
10285 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10287 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10288 ipa-pta working again.
10290 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10292 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10295 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10297 * config.gcc (powerpc*-*-*): Add new core e500mc.
10298 * config/rs6000/e500mc.md: New file.
10299 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10301 (rs6000_override_options): Add e500mc case to
10302 processor_target_table. Altivec and Spe options not allowed
10303 with e500mc. Add isel instruction to e500mc by
10304 default. Initialize rs6000_cost for e500mc.
10305 (rs6000_issue_rate): Set issue rate for e500mc.
10306 * config/rs6000/rs6000.h (processor_type): Add
10307 PROCESSOR_PPCE500MC.
10308 (ASM_CPU_SPEC): Add e500mc.
10309 Set TARGET_ISEL to rs6000_isel.
10310 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10311 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10312 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10314 * doc/invoke.texi: Add e500mc to list of cpus.
10316 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10319 * c-lex.c (lex_charconst): Initialize unsignedp.
10321 2008-06-27 Olivier Hainque <hainque@adacore.com>
10323 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10324 documented assumptions.
10326 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10328 * dwarf2out.c: Remove trailing white spaces. Break long line
10331 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10333 * libfuncs.h (LTI_synchronize): New libfunc_index.
10334 (synchronize_libfunc): Declare.
10335 * builtins.c (expand_builtin_synchronize): Consider using
10336 synchronize_libfunc before falling back on an asm blockage.
10337 * config/mips/mips.c: Include libfuncs.h
10338 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10340 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10342 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10343 parameter. Copy stack_reg to r11 where appropriate.
10344 (no_global_regs_above): Add gpr parameter.
10345 (rs6000_stack_info): Only add padding for SPE save area if we
10346 are saving SPE GPRs and CR.
10347 (saveres_routine_syms): New variable.
10348 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10350 (rs6000_savres_routine_sym): New function.
10351 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10353 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10354 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10355 Tweak FPR out-of-line saving.
10356 (rs6000_make_savres_rtx): New function.
10357 (rs6000_use_multiple_p): New function.
10358 (rs6000_savres_strategy): New function.
10359 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10360 out-of-line if appropriate.
10361 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10362 if we are optimizing for size.
10363 (GP_SAVE_INLINE): Define.
10364 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10365 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10366 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10367 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10368 (*save_fpregs_<mode>): Add use of r11.
10369 (*restore_gpregs_<mode>): New insn.
10370 (*return_and_restore_gpregs_<mode>): New insn.
10371 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10373 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10374 (*restore_gpregs_spe): New insn.
10375 (*return_and_restore_gpregs_spe): New insn.
10376 * config/rs6000/predicates.md (save_world_operation): Fix check.
10378 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10380 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10381 this point, so assert that.
10383 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10385 * cfganal.c: Include vec.h and vecprim.h.
10386 (compute_idf): Import from...
10387 * tree-into-ssa (compute_idf): ...here.
10388 * basic-block.h (compute_idf): Export.
10390 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10392 * c-decl.c (merge_decls): Use !current_function_decl to check for
10393 extern declaration of C99 inline function being at file scope.
10395 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10397 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10399 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10401 * alias.c (record_alias_subset, init_alias_analysis): Fix
10402 -Wc++-compat and/or -Wcast-qual warnings.
10403 * attribs.c (lookup_attribute_spec): Likewise.
10404 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10405 copy_bb, connect_traces,
10406 find_rarely_executed_basic_blocks_and_cr): Likewise.
10407 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10408 note_btr_set, migrate_btr_defs): Likewise.
10409 * builtins.c (result_vector, expand_builtin_memcpy,
10410 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10411 builtin_memset_read_str, expand_builtin_printf,
10412 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10414 * caller-save.c (mark_set_regs): Likewise.
10415 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10416 * cgraph.c (cgraph_edge): Likewise.
10417 * combine.c (likely_spilled_retval_1): Likewise.
10418 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10419 htab_counts_entry_del, get_coverage_counts): Likewise.
10420 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10421 new_cselib_val): Likewise.
10422 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10423 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10425 * df-core.c (df_compact_blocks): Likewise.
10426 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10427 * df-scan.c (df_grow_reg_info, df_ref_create,
10428 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10429 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10430 df_record_entry_block_defs, df_record_exit_block_uses,
10431 df_bb_verify): Likewise.
10432 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10433 DF_REF_EXTRACT_MODE_CONST): New.
10434 * dominance.c (get_immediate_dominator, get_dominated_by,
10435 nearest_common_dominator, root_of_dom_tree,
10436 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10437 -Wc++-compat and/or -Wcast-qual warnings.
10438 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10439 record_store, replace_read, check_mem_read_rtx, scan_insn,
10440 dse_step1, dse_record_singleton_alias_set): Likewise.
10441 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10443 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10445 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10446 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10447 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10448 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10449 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10450 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10451 file_name_acquire, output_file_names, add_const_value_attribute,
10452 premark_used_types_helper, file_table_eq, file_table_hash,
10453 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10454 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10455 -Wcast-qual warnings.
10456 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10457 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10458 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10459 gen_reg_rtx, start_sequence, init_emit): Likewise.
10460 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10461 * except.c (init_eh_for_function, gen_eh_region,
10462 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10463 arh_to_landing_pad, arh_to_label, add_action_record,
10464 add_call_site, switch_to_exception_section): Likewise.
10465 * expmed.c (synth_mult): Likewise.
10466 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10467 store_expr): Likewise.
10468 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10470 * function.c (assign_stack_temp_for_type,
10471 allocate_struct_function, match_asm_constraints_1): Likewise.
10472 * gcov-io.c (gcov_allocate): Likewise.
10473 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10474 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10475 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10476 record_one_set, insert_expr_in_table, insert_set_in_table,
10477 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10478 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10479 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10480 -Wcast-qual warnings.
10482 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10484 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
10485 -Wcast-qual warnings.
10486 * gcc.c (process_command): Likewise.
10487 * genattrtab.c (oballoc): Use XOBNEW.
10488 (oballocvec): Define.
10489 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
10490 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
10491 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
10492 -Wc++-compat and/or -Wcast-qual warnings.
10493 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
10494 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10495 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10496 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10497 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10498 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10499 add_excls, process_presence_absence_names,
10500 process_presence_absence_patterns, add_presence_absence,
10501 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10502 get_free_state, add_arc, get_free_automata_list_el,
10503 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10504 transform_3, cache_presence, create_ainsns, create_automata,
10505 create_state_ainsn_table, dfa_insn_code_enlarge,
10506 output_trans_func, output_min_issue_delay_func,
10507 output_dead_lock_func, output_reset_func,
10508 output_get_cpu_unit_code_func, output_dfa_start_func,
10509 expand_automata): Likewise.
10510 * genextract.c (gen_insn): Likewise.
10511 * gengtype-lex.l: Likewise.
10512 * gengtype.c (read_input_list, adjust_field_type,
10513 process_gc_options): Likewise.
10514 * genoutput.c (note_constraint): Likewise.
10515 * genpreds.c (mangle, add_constraint): Likewise.
10516 * genrecog.c (process_define_predicate, new_decision,
10517 add_to_sequence): Likewise.
10518 * gensupport.c (record_insn_name): Likewise.
10520 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10522 * config/i386/driver-i386.c (detect_caches_amd,
10523 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10524 and/or -Wcast-qual warnings.
10525 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10526 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10527 gt_pch_save): Likewise.
10528 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10529 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10530 * global.c (compute_regsets): Likewise.
10531 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10532 finish_graph_dump_file): Likewise.
10533 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10534 unlink_bb_notes): Likewise.
10535 * integrate.c (get_hard_reg_initial_val): Likewise.
10536 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10537 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10538 * local-alloc.c (update_equiv_regs): Likewise.
10539 * loop-invariant.c (check_invariant_table_size,
10540 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10542 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10543 altered_reg_used, mark_altered): Likewise.
10544 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10545 insert_var_expansion_initialization,
10546 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10547 release_var_copies): Likewise.
10548 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10549 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10550 analyze_accesses_for_phi_node, check_var_notmodified_p,
10551 check_allocation_function, find_sites_in_func,
10552 record_all_accesses_in_func, transform_access_sites,
10553 transform_allocation_sites): Likewise.
10554 * omp-low.c (new_omp_region, create_omp_child_function_name,
10555 check_omp_nesting_restrictions, check_combined_parallel,
10556 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10557 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10558 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10559 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10561 * opts-common.c (prune_options): Likewise.
10562 * opts.c (add_input_filename, print_filtered_help,
10563 get_option_state): Likewise.
10564 * params.c (add_params): Likewise.
10565 * passes.c (set_pass_for_id, next_pass_1,
10566 do_per_function_toporder, pass_fini_dump_file): Likewise.
10567 * postreload.c (reload_cse_simplify_operands): Likewise.
10568 * predict.c (tree_predicted_by_p, tree_predict_edge,
10569 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10571 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10573 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10575 * recog.c (check_asm_operands, validate_change_1): Likewise.
10576 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10577 subst_asm_stack_regs): Likewise.
10578 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10579 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10580 * regmove.c (reg_is_remote_constant_p): Likewise.
10581 * regrename.c (regrename_optimize, scan_rtx_reg,
10582 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10584 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10585 regstat_compute_calls_crossed): Likewise.
10586 * reload1.c (init_reload, new_insn_chain,
10587 has_nonexceptional_receiver, reload, copy_reloads,
10588 calculate_needs_all_insns, init_elim_table): Likewise.
10589 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10590 * rtl.c (shallow_copy_rtx_stat): Likewise.
10591 * rtlanal.c (parms_set): Likewise.
10592 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10593 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10594 * sched-ebb.c (earliest_block_with_similiar_load,
10595 add_deps_for_risky_insns): Likewise.
10596 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10597 schedule_region): Likewise.
10598 * see.c (eq_descriptor_pre_extension,
10599 hash_descriptor_pre_extension, hash_del_pre_extension,
10600 eq_descriptor_properties, hash_descriptor_properties,
10601 hash_del_properties, see_seek_pre_extension_expr,
10602 see_initialize_data_structures, see_print_register_properties,
10603 see_print_pre_extension_expr, see_delete_merged_def_extension,
10604 see_delete_unmerged_def_extension, see_emit_use_extension,
10605 see_pre_delete_extension, see_map_extension, see_commit_changes,
10606 see_analyze_merged_def_local_prop,
10607 see_analyze_merged_def_local_prop,
10608 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10609 see_set_prop_merged_def, see_set_prop_unmerged_def,
10610 see_set_prop_unmerged_use, see_print_one_extension,
10611 see_merge_one_use_extension, see_merge_one_def_extension,
10612 see_store_reference_and_extension, see_update_uses_relevancy,
10613 see_update_defs_relevancy): Likewise.
10614 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10615 hash_statistics_free, curr_statistics_hash): Likewise.
10616 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10617 expand_asm_operands, expand_return, case_bit_test_cmp,
10618 expand_case): Likewise.
10619 * stor-layout.c (start_record_layout): Likewise.
10620 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10621 gt_pch_save_stringpool): Likewise.
10622 * tree-data-ref.c (hash_stmt_vertex_info,
10623 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10624 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10626 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10629 * config/i386/i386.md : Change constraints of HImode and QImode
10630 immediate operands from "i" to "n". Change SImode "ni" constraint to
10631 "i" and SImode "rmi" constraint to "g". Remove all constraints
10632 from const0_operand and const1_operand predicated operands.
10633 (i): Change QImode and HImode attribute from "i" to "n".
10634 (*subqi_2): Change HImode operands to QImode.
10637 2008-06-25 Olivier Hainque <hainque@adacore.com>
10639 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10642 2008-06-25 Richard Guenther <rguenther@suse.de>
10644 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10645 not overflow the result type.
10647 2008-06-25 Richard Guenther <rguenther@suse.de>
10649 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10650 (vn_lookup): Likewise.
10652 2008-06-25 Richard Guenther <rguenther@suse.de>
10654 PR tree-optimization/35518
10655 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10656 * tree-sra.c (instantiate_element): Use fold_build3 to build
10658 (try_instantiate_multiple_fields): Likewise.
10660 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10662 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10665 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10667 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10668 use_backchain_to_restore_sp to true
10669 if the offset of the link register save area would go over the 32k - 1
10670 offset limit of the load
10673 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10675 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10676 anchor for the type-punning blurb. Cross-reference "Structures
10677 unions enumerations and bit-fields implementation". Provide a
10678 cast-through-pointer example. Make final sentence self-contained.
10679 * doc/implement-c.texi (Structures unions enumerations and
10680 bit-fields implementation): Cross-reference the type-punning blurb
10681 in the -fstrict-aliasing documentation.
10683 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10685 PR middle-end/36594
10686 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
10687 the memory instead of the memory itself for the save area.
10689 2008-06-24 Olivier Hainque <hainque@adacore.com>
10690 Nicolas Roche <roche@adacore.com>
10692 * gengtype.c (srcdir_len): size_t instead of int.
10693 (get_file_realbasename): New function. For F a filename, the real
10694 basename of F, with all the path components stripped.
10695 (get_file_srcdir_relative_path): New function. For F a filename, the
10696 relative path to F from $(srcdir).
10697 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
10698 get_file_realbasename. Adjust the head comment.
10699 (get_prefix_langdir_index): New function. For F a filename, return the
10700 lang_dir_names[] relative index of the language directory that is
10702 (get_file_langdir): For F a filename, return the name of the language
10703 directory where F is located.
10704 (get_file_gtfilename): New function. The gt- output file name for an
10706 (get_output_file_with_visibility): Replace in-line computations with
10707 uses of get_file_gtfilename and get_prefix_langdir_index.
10708 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
10710 2008-06-24 Jakub Jelinek <jakub@redhat.com>
10712 PR tree-optimization/36504
10713 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
10714 references without base address.
10716 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10718 PR middle-end/36584
10719 * calls.c (expand_call): Increase alignment for recursive functions.
10721 2008-06-23 Anatoly Sokolov <aesok@post.ru>
10723 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
10724 (TARGET_FUNCTION_VALUE): New define.
10725 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
10726 * config/avr/avr.h (FUNCTION_VALUE): Remove.
10728 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10730 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
10731 (fmod<mode>3): Ditto.
10732 (remainderxf3): Ditto.
10733 (remainder<mode>3): Ditto.
10735 2008-06-23 Jakub Jelinek <jakub@redhat.com>
10738 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
10739 REG is a hard register.
10741 PR tree-optimization/36508
10742 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
10743 499, don't check it at all in release compilers.
10745 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10747 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
10748 together with SSE_TARGET_MATH to disable insn pattern.
10749 (*fop_<MODEF:mode>_2_i387): Ditto.
10750 (*fop_<MODEF:mode>_3_i387): Ditto.
10752 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10754 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
10756 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10758 PR middle-end/34906
10759 * gimplify.c (gimplify_asm_expr): Check the return code of
10760 parse_output_constraint call, set function return and is_inout
10761 value if it failed.
10763 2008-06-22 Ian Lance Taylor <iant@google.com>
10765 * c-lex.c (narrowest_unsigned_type): Change itk to int.
10766 (narrowest_signed_type): Likewise.
10767 * c-typeck.c (c_common_type): Change local variable mclass to enum
10769 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
10770 tcc_comparison, not the tree code itself.
10771 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
10772 (c_expand_expr): Cast modifier to enum expand_modifier.
10773 * c-common.h (C_RID_CODE): Add casts.
10774 (C_SET_RID_CODE): Define.
10775 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
10776 (c_lex_one_token): Add cast to avoid warning.
10777 (c_parser_objc_type_name): Rename local typename to type_name.
10778 (check_no_duplicate_clause): Change code parameter to enum
10780 (c_parser_omp_var_list_parens): Change kind parameter to enum
10782 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
10783 c_parser_omp_list_var_parens.
10784 (c_parser_omp_threadprivate): Likewise.
10785 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
10786 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
10787 * c-format.c (NO_FMT): Define.
10788 (printf_length_specs): Use NO_FMT.
10789 (asm_fprintf_length_specs): Likewise.
10790 (gcc_diag_length_specs): Likewise.
10791 (scanf_length_specs): Likewise.
10792 (strfmon_length_specs): Likewise.
10793 (gcc_gfc_length_specs): Likewise.
10794 (printf_flag_specs): Change 0 to STD_C89.
10795 (asm_fprintf_flag_specs): Likewise.
10796 (gcc_diag_flag_specs): Likewise.
10797 (gcc_cxxdiag_flag_specs): Likewise.
10798 (scanf_flag_specs): Likewise.
10799 (strftime_flag_specs): Likewise.
10800 (strfmon_flag_specs): Likewise.
10801 (print_char_table): Likewise.
10802 (asm_fprintf_char_table): Likewise.
10803 (gcc_diag_char_table): Likewise.
10804 (gcc_tdiag_char_table): Likewise.
10805 (gcc_cdiag_char_table): Likewise.
10806 (gcc_cxxdiag_char_table): Likewise.
10807 (gcc_gfc_char_table): Likewise.
10808 (scan_char_table): Likewise.
10809 (time_char_table): Likewis.
10810 (monetary_char_table): Likewise.
10811 * c-format.h (BADLEN): Likewise.
10813 2008-06-21 Ian Lance Taylor <iant@google.com>
10815 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
10816 Define END_OF_BASE_TREE_CODES around inclusion.
10817 * tree.c (tree_code_type): New global array.
10818 (tree_code_length, tree_code_name): Likewise.
10819 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
10820 $(lang_tree_files).
10821 (all-tree.def, s-alltree): New targets.
10822 (gencheck.h, s-gencheck): Remove.
10823 (tree.o): Depend upon all-tree.def.
10824 (build/gencheck.o): Remove gencheck.h dependency.
10825 (mostlyclean): Don't remove gencheck.h.
10826 * c-common.h (enum c_tree_code): Remove.
10827 * c-lang.c (tree_code_type): Remove.
10828 (tree_code_length, tree_code_name): Remove.
10829 * gencheck.c (tree_codes): Include all-tree.def, rather than
10830 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
10832 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
10834 * cp/cp-tree.h (enum cplus_tree_code): Remove.
10835 (operator_name_info): Size to MAX_TREE_CODES.
10836 (assignment_operator_name_info): Likewise.
10837 * cp/cp-lang.c (tree_code_type): Remove.
10838 (tree_code_length, tree_code_name): Remove.
10839 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
10840 (assignment_operator_name_info): Likewise.
10841 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
10843 * cp/mangle.c (write_expression): Likewise.
10844 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
10845 * fortran/f95-lang.c (tree_code_type): Remove.
10846 (tree_code_length, tree_code_name): Remove.
10847 * java/java-tree.h (enum java_tree_code): Remove.
10848 * java/lang.c (tree_code_type): Remove.
10849 (tree_code_length, tree_code_name): Remove.
10850 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
10851 * objc/objc-act.h (enum objc_tree_code): Remove.
10852 * objc/objc-lang.c (tree_code_type): Remove.
10853 (tree_code_length, tree_code_name): Remove.
10854 * objcp/objcp-lang.c (tree_code_type): Remove.
10855 (tree_code_length, tree_code_name): Remove.
10856 * ada/ada-tree.h (enum gnat_tree_code): Remove.
10857 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
10858 * ada/misc.c (tree_code_type): Remove.
10859 (tree_code_length, tree_code_name): Remove.
10861 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
10863 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
10864 the grand_bitmap_obstack.
10866 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10868 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
10869 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
10870 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
10871 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
10872 move_stmt_r, new_label_mapper): Likewise.
10873 * tree-complex.c (cvc_lookup): Likewise.
10874 * tree-dfa.c (create_function_ann): Likewise.
10875 * tree-dump.c (dump_register): Likewise.
10876 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
10877 find_phi_replacement_condition): Likewise.
10878 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
10879 tree_function_versioning): Likewise.
10880 * tree-into-ssa.c (cmp_dfsnum): Likewise.
10881 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
10882 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
10883 get_nonlocal_debug_decl, convert_nonlocal_reference,
10884 convert_nonlocal_omp_clauses, get_local_debug_decl,
10885 convert_local_reference, convert_local_omp_clauses,
10886 convert_nl_goto_reference, convert_nl_goto_receiver,
10887 convert_tramp_reference, convert_call_expr): Likewise.
10888 * tree-outof-ssa.c (contains_tree_r): Likewise.
10889 * tree-parloops.c (reduction_phi, initialize_reductions,
10890 eliminate_local_variables_1, add_field_for_reduction,
10891 add_field_for_name, create_phi_for_local_result,
10892 create_call_for_reduction_1, create_loads_for_reductions,
10893 create_stores_for_reduction, create_loads_and_stores_for_name):
10895 * tree-phinodes.c (allocate_phi_node): Likewise.
10896 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
10897 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
10898 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
10899 * tree-ssa-coalesce.c (compare_pairs): Likewise.
10900 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
10901 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
10902 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
10903 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10904 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
10905 vn_nary_op_insert): Likewise.
10906 * tree-ssa.c (redirect_edge_var_map_add,
10907 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
10908 * tree-vectorizer.c (vectorize_loops): Likewise.
10909 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
10910 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
10911 tree_cons_stat, build1_stat, build_variant_type_copy,
10912 decl_init_priority_lookup, decl_fini_priority_lookup,
10913 decl_priority_info, decl_restrict_base_lookup,
10914 decl_restrict_base_insert, decl_debug_expr_lookup,
10915 decl_debug_expr_insert, decl_value_expr_lookup,
10916 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
10917 type_hash_add, get_file_function_name, tree_check_failed,
10918 tree_not_check_failed, tree_range_check_failed,
10919 omp_clause_range_check_failed, build_omp_clause,
10920 build_vl_exp_stat): Likewise.
10921 * value-prof.c (gimple_histogram_value,
10922 gimple_duplicate_stmt_histograms): Likewise.
10923 * var-tracking.c (attrs_list_insert, attrs_list_copy,
10924 unshare_variable, variable_union_info_cmp_pos, variable_union,
10925 dataflow_set_different_1, dataflow_set_different_2,
10926 vt_find_locations, variable_was_changed, set_variable_part,
10927 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
10928 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
10929 section_entry_hash, object_block_entry_eq,
10930 object_block_entry_hash, create_block_symbol,
10931 initialize_cold_section_name, default_function_rodata_section,
10932 strip_reg_name, set_user_assembler_name, const_desc_eq,
10933 build_constant_desc, output_constant_def, lookup_constant_def,
10934 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10935 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10936 default_internal_label): Likewise.
10937 * varray.c (varray_init, varray_grow): Likewise.
10938 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10940 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10942 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10943 operators for "test" insn. Macroize insn using SWI mode macro.
10944 (*jcc_fused_2): Ditto.
10945 (*jcc_fused_3): Macroize insn using SWI mode macro.
10946 (*jcc_fused_4): Ditto.
10948 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10950 * tree-ssa-pre.c: Fix typo in comment.
10951 (init_antic, fini_antic): Add explicit funtions for
10952 initializing and deinitializing ANTIC and AVAIL sets.
10953 (create_expression_by_pieces): Fix typo in comment.
10954 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10955 (execute_pre): Eventually dump details about ANTIC_IN.
10957 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10959 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10960 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10961 add_to_obstack, file_at_path, find_a_file, execute,
10962 add_preprocessor_option, add_assembler_option, add_linker_option,
10963 process_command, insert_wrapper, do_option_spec, do_self_spec,
10964 spec_path, do_spec_1, is_directory, main, used_arg,
10965 getenv_spec_function): Likewise.
10966 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10967 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10970 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10972 * doc/rtl.texi: Updated subreg section.
10974 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10977 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10978 node->needed and node->reachable.
10979 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10980 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10981 (expand_task_call): Don't call expand_task_copyfn.
10982 (expand_task_copyfn): Renamed to...
10983 (finalize_task_copyfn): ... this.
10985 2008-06-19 Jan Hubicka <jh@suse.cz>
10987 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10988 clobbering framepointer.
10990 2008-06-19 Jan Hubicka <jh@suse.cz>
10992 * tree-optimize.c (execute_early_local_optimizations): Set
10993 cgraph_state only at first invocation.
10995 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10997 * system.h (-Wc++-compat): Activate as a warning, no an error.
10999 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11001 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11002 instead of "#" in insn asm template.
11003 (*jcc_fused_2): Ditto.
11005 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11007 * config/i386/i386.h (ix86_tune_indices)
11008 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11009 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11010 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11011 (*jcc_fused_2): Ditto.
11012 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11013 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11014 (print operand): Handle 'E' and 'e' code.
11016 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11018 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11019 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11020 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11022 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11024 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11026 (cgraph_expand_function): Use local copy of decl.
11027 (cgraph_expand_all_functions): Remove redundant initialization of
11029 (cgraph_optimize): Reword internal_error message.
11031 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11033 * arm-protos.h (arm_return_in_memory): Remove public
11034 arm_return_in_memory() prototype.
11035 * arm.c (arm_return_in_memory): Add static prototype, add target
11036 hook macro, change definition and comments.
11037 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11039 2008-06-19 Ben Elliston <bje@au.ibm.com>
11041 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11042 real.c: Remove references to IEEE 754R.
11043 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11044 * doc/libgcc.texi (Decimal float library routines): Likewise.
11046 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11048 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11049 (default_unwind_word_mode): Add prototype.
11050 * targhooks.c (default_unwind_word_mode): New function.
11051 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11052 instead of word_mode.
11053 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11054 (TARGET_INITIALIZER): Use it.
11056 * c-common.c (handle_mode_attribute): Support "unwind_word"
11058 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11060 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11061 word_mode to access SjLj_Function_Context member "data".
11062 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11063 conversion from targetm.eh_return_filter_mode () to
11064 targetm.unwind_word_mode () if they differ.
11066 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11067 (BT_FN_UNWINDWORD_PTR): New function type.
11068 (BT_FN_WORD_PTR): Remove.
11069 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11070 * except.c (expand_builtin_extend_pointer): Convert pointer to
11071 targetm.unwind_word_mode () instead of word_mode.
11073 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11074 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11075 (spu_unwind_word_mode): New function.
11076 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11077 (TARGET_UNWIND_WORD_MODE): Define.
11078 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11080 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11082 * config/spu/spu.c (reg_align): Remove.
11083 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11084 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11085 (spu_split_store): Likewise.
11087 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11089 * gcc/tree-vn.c: Fix typo in comment.
11091 2008-06-18 Jan Hubicka <jh@suse.cz>
11093 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11094 toplevel reorder too.
11096 2008-06-18 Jan Hubicka <jh@suse.cz>
11098 * c-opts.c (c_common_post_options): PCH is not compatible with
11100 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11101 -fno-toplevel-reorder by default now.
11103 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11105 PR documentation/30739
11106 * doc/install.texi (Prerequisites): Document dependency on awk.
11108 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11109 Ian Lance Taylor <iant@google.com>
11111 PR rtl-optimization/35604
11112 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11113 only want to change jump destinations, not eventual label comparisons.
11115 2008-06-16 Jan Hubicka <jh@suse.cz>
11117 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11119 (cgraph_analyze_function): Likewise.
11121 2008-06-16 Jan Hubicka <jh@suse.cz>
11123 * cgraph.h (cgraph_mark_if_needed): New function.
11124 * cgraphunit.c (cgraph_mark_if_needed): New function.
11125 * c-decl.c (duplicate_decl): Use it.
11127 2008-06-16 Jan Hubicka <jh@suse.cz>
11129 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11132 2008-06-16 Jan Hubicka <jh@suse.cz>
11134 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11136 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11137 Kazu Hirata <kazu@codesourcery.com>
11138 Maxim Kuvyrkov <maxim@codesourcery.com
11140 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11141 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11142 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11143 EXTRA_SPEC_FUNCTIONS.
11144 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11145 (DRIVER_SELF_SPECS): Adjust.
11146 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11147 * config/mips/st.h, config/mips/t-st: New.
11148 * config/mips/driver-native.c, config/mips/x-native: New.
11149 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11152 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11154 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11156 (ISA_HAS_FP_CONDMOVE): New macro.
11157 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11158 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11159 (ISA_HAS_NMADD3_NMSUB3): New macro.
11160 * config/mips/mips.c (mips_rtx_costs): Update.
11161 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11162 compiling for ST Loongson 2E/2F.
11163 (madd<mode>): Rename to madd4<mode>. Update.
11164 (madd3<mode>): New pattern.
11165 (msub<mode>): Rename to msub4<mode>. Update.
11166 (msub3<mode>): New pattern.
11167 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11168 (nmadd3<mode>): New pattern.
11169 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11170 (nmadd3<mode>_fastmath): New pattern.
11171 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11172 (nmsub3<mode>): New pattern.
11173 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11174 (nmsub3<mode>_fastmath): New pattern.
11175 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11177 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11179 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11180 (DF_REF_INSN_INFO): New.
11181 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11182 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11183 with a NULL DF_REF_INSN_INFO.
11184 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11186 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11187 DF_INSN_INFO_EQ_USES): New.
11188 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11189 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11190 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11191 * df-core.c: Update comment for above changes.
11192 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11193 DF_INSN_UID_* macros.
11194 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11195 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11196 insn rtx. Update all callers.
11197 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11198 df_ref_create_structure, df_insn_refs_collect): Likewise.
11199 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11200 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11201 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11202 macros to access the insn refs.
11203 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11204 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11205 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11206 for accessing the refs.
11207 (try_fwprop_subst): Likewise.
11208 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11209 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11210 for accessing the refs.
11211 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11212 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11213 to look at the insn refs.
11214 (record_uses): Likewise.
11215 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11217 (mark_artificial_uses): Don't mark_insn for artificial refs.
11218 (mark_reg_rependencies): Likewise.
11220 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11222 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11224 * configure: Regenerate.
11226 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11228 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11229 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11230 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11232 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11234 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11235 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11236 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11238 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11240 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11241 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11242 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11244 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11246 * tree-ssa-sccvn.c: Fix format of comments.
11248 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11250 * cgraph.c: Remove unneeded forward declarations of eq_node()
11253 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11255 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11257 (see_update_relevancy): Likewise.
11258 * fwprop.c (try_fwprop_subst): Likewise.
11259 * rtlanal.c (noop_move_p): Likewise.
11260 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11261 notes to non-existing libcall blocks.
11262 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11264 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11265 (dead_libcall_p): Remove.
11266 (delete_trivially_dead_insns): Don't use it.
11267 * web.c (union_defs): Remove comment about keeping nops.
11268 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11269 (compute_hash_table_work): Don't track libcall notes.
11270 (do_local_cprop): Don't take libcall pointers. Don't update
11272 (adjust_libcall_notes): Deleted.
11273 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11274 ever have existed in the first place).
11275 (replace_store_insn): Don't try to remove libcall notes.
11276 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11277 (resolve_reg_notes): Don't call them.
11278 (resolve_simple_move): Likewise.
11279 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11280 Don't remove REG_RETVAL notes.
11281 * emit-rtl.c (try_split): Don't update libcall notes.
11282 (emit_copy_of_insn_after): Dito.
11283 * cselib.c (cselib_current_insn_in_libcall): Remove.
11284 (cselib_process_insn): Don't set/clear it.
11285 (new_elt_loc_list): Don't record it.
11286 (cselib_init): Don't initialize it.
11287 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11288 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11290 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11291 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11292 (init_deps): Don't initialize it.
11293 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11294 * combine.c (delete_noop_moves): Don't update libcall notes.
11295 (can_combine_p): Remove now pointless #if 0 block.
11296 (try_combine): Remove another obsolete #if 0 block.
11297 (distribute_notes): Don't distribute libcall notes.
11298 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11299 * dce.c (libcall_dead_p): Remove.
11300 (delete_unmarked_insns): Don't handle libcall blocks.
11301 (preserve_libcall_for_dce): Remove.
11302 (prescan_insns_for_dce): Don't special-case libcall block insns.
11303 * reload1 (reload): Don't handle libcall notes.
11304 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11307 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11309 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11310 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11311 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11313 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11315 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11316 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11317 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11319 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11321 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11323 2008-06-16 Ira Rosen <irar@il.ibm.com>
11325 PR tree-optimization/36493
11326 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11327 the arguments list. Use VECTYPE to create vector pointer.
11328 (vectorizable_store): Fail if accesses through a pointer to vectype
11329 do not alias the original memory reference operands.
11330 Call vect_create_data_ref_ptr without the removed argument.
11331 (vectorizable_load): Likewise.
11332 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11335 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11338 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11339 reg_equiv_constant.
11341 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11343 * config/mips/loongson2ef.md: New file.
11344 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11345 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11346 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11347 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11348 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11350 (loongson2ef.md): New include.
11351 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11352 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11353 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11354 (loongson_gt_<mode>, loongson_extract_halfword)
11355 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11356 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11357 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11358 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11359 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11360 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11361 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11362 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11363 (vec_interleave_low<mode>): Define type attribute.
11364 * config/mips/mips.c (mips_ls2): New static variable.
11365 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11366 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11367 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11368 Implement target scheduling hooks.
11369 (mips_multipass_dfa_lookahead): Update to handle tuning for
11371 (mips_sched_init): Initialize data for Loongson scheduling.
11372 (mips_ls2_variable_issue): New static function.
11373 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11375 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11376 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11377 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11378 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11379 Handle ST Loongson 2E/2F cores.
11380 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11382 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11384 * omp-low.c (extract_omp_for_data): Fix comment typo.
11387 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11389 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11390 FIXME note about gcc/config.guess.
11391 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11392 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11393 * doc/cppopts.texi: Likewise.
11394 * doc/extend.texi: Likewise.
11395 * doc/gcc.texi: Likewise.
11396 * doc/gccint.texi: Likewise.
11397 * doc/gcov.texi: Likewise.
11398 * doc/gty.texi: Likewise.
11399 * doc/hostconfig.texi: Likewise.
11400 * doc/install.texi: Likewise.
11401 * doc/invoke.texi: Likewise.
11402 * doc/loop.texi: Likewise.
11403 * doc/makefile.texi: Likewise.
11404 * doc/md.texi: Likewise.
11405 * doc/passes.texi: Likewise.
11406 * doc/tm.texi: Likewise.
11407 * doc/tree-ssa.texi: Likewise.
11408 * doc/trouble.texi: Likewise.
11410 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11411 Nathan Sidwell <nathan@codesourcery.com>
11412 Maxim Kuvyrkov <maxim@codesourcery.com>
11413 Richard Sandiford <rdsandiford@googlemail.com>
11415 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11416 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11417 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11419 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11420 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11421 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11423 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11424 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11425 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11426 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11427 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11428 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11429 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11430 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11431 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11432 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11433 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11434 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11435 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11436 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11437 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11438 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11439 (mips_builtins): Add Loongson builtins.
11440 (mips_loongson_2ef_bdesc): New.
11441 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11442 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11443 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11444 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11446 (mips_expand_vector_init): New.
11447 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11448 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11450 * config/mips/mips.md: Add unspec numbers for Loongson
11451 builtins. Include loongson.md.
11452 (MOVE64): Include Loongson vector modes.
11453 (SPLITF): Include Loongson vector modes.
11454 (HALFMODE): Handle Loongson vector modes.
11455 * config/mips/loongson.md: New.
11456 * config/mips/loongson.h: New.
11457 * config.gcc: Add loongson.h header for mips*-*-* targets.
11458 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11460 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11462 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11463 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11464 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11465 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11466 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11467 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11468 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11469 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11470 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11471 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11472 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11473 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11474 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11475 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11476 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11477 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11478 Remove use_fixproto=yes.
11479 (ia64*-*-hpux*): Remove comment about using fixproto.
11480 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11482 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11484 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
11486 * configure: Regenerate.
11488 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
11490 PR middle-end/36520
11491 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
11492 before evaluating it.
11494 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11497 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11498 nested inline functions.
11499 (start_decl, start_function): Don't invert DECL_EXTERNAL
11500 for nested inline functions.
11502 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11504 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11505 splits that must be made for correctness.
11507 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11509 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11510 (AVAIL_NON_MIPS16): Likewise.
11511 (mips_builtin_description): Replace target_flags with a predicate.
11512 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11513 (dspr2_32): New availability predicates.
11514 (MIPS_BUILTIN): New macro.
11515 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11516 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11517 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11518 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11519 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11520 (mips_dsp_32only_bdesc): Merge into...
11521 (mips_builtins): ...this new array.
11522 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11523 (mips_init_builtins): Update after above changes.
11524 (mips_expand_builtin_1): Merge into...
11525 (mips_expand_builtin): ...here and update after above changes.
11527 2008-06-12 Paul Brook <paul@codesourcery.com>
11529 * longlong.h (__arm__): Define count_leading_zeros.
11530 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11531 (clzsi2, clzdi2): New functions.
11532 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11533 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11534 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11535 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11536 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11537 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11538 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11539 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11540 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11541 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11543 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11545 * config/m68k/m68k.c (m68k_tune_flags): New.
11546 (override_options): Compute m68k_tune_flags.
11547 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11548 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11550 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11552 PR middle-end/36506
11553 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11555 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11557 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11558 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11560 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11562 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11563 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11565 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11567 PR middle-end/36506
11568 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11571 2008-06-12 Richard Guenther <rguenther@suse.de>
11573 PR tree-optimization/36345
11574 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11575 add memory_tag_needed flag.
11576 (may_alias_p): Declare.
11577 * tree-ssa-alias.c (may_alias_p): Export.
11578 (set_initial_properties): Use memory_tag_needed flag.
11579 (update_reference_counts): Likewise.
11580 (reset_alias_info): Reset memory_tag_needed flag.
11581 (create_name_tags): Check memory_tag_needed flag.
11582 (dump_points_to_info_for): Dump it.
11583 * tree-ssa-structalias.c (struct variable_info): Remove
11584 directly_dereferenced flag.
11585 (new_var_info): Do not initialize it.
11586 (process_constraint_1): Do not set it.
11587 (update_alias_info): Set is_dereferenced flag.
11588 (set_uids_in_ptset): Use may_alias_p.
11589 (set_used_smts): Check memory_tag_needed flag.
11590 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11591 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11592 memory_tag_needed flag.
11593 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11594 from broken design.
11596 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11598 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11599 red zone for w64 abi.
11600 (ix86_expand_prologue): Likewise.
11601 (ix86_force_to_memory): Likewise.
11602 (ix86_free_from_memory): Likewise.
11604 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11607 * config/rs6000/rs6000.c (rs6000_override_options): Set
11608 rs6000_isel conditionally to the absence of comand line override.
11609 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11610 Remove duplicate rs6000_isel setting.
11611 * config/rs6000/eabispe.h: Ditto.
11613 2008-06-11 Richard Guenther <rguenther@suse.de>
11615 * alias.c (get_alias_set): Use the element alias-set for arrays.
11616 (record_component_aliases): For arrays and vectors do nothing.
11617 * c-common.c (strict_aliasing_warning): Handle the cases
11618 of alias set zero explicitly.
11619 * Makefile.in (dfp.o-warn): Add -Wno-error.
11621 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11623 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11625 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11626 tune_32 tune_64 to supported_defaults. Allow values not
11627 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11628 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11629 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11630 with_cpu_64 to generic for 64-bit-supporting configurations, not
11631 with_cpu. Remove FIXMEs.
11632 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11633 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11634 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11635 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11636 arch_32 and arch_64.
11638 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11639 Olivier Hainque <hainque@adacore.com>
11641 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11642 Use DECL_SIZE_UNIT to retrieve the size of the field.
11644 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11646 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11647 with function calls after declarations. Lay out
11648 neon_float_type_node before further use.
11650 2008-06-11 Richard Guenther <rguenther@suse.de>
11652 * tree-flow.h (may_point_to_global_var): Declare.
11653 * tree-ssa-alias.c (may_point_to_global_var): New function.
11654 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11656 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11658 * configure.ac: Teach that fido supports .debug_line.
11659 * configure: Regenerate.
11661 2008-06-10 Tom Tromey <tromey@redhat.com>
11663 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11666 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11668 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11669 (encode_decimal64, decode_decimal64, encode_decimal128,
11670 decode_decimal128): Reverse order of 32-bit parts of value if host
11671 and target endianness differ.
11673 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11675 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11676 Avoid division by 0.
11677 (tree_mod_pow2_value_transform): Likewise.
11678 (tree_ic_transform): Likewise.
11679 (tree_stringops_transform): Likewise.
11680 (tree_mod_subtract_transform): Likewise.
11681 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11682 (copy_edges_for_bb): Likewise.
11683 (initialize_cfun): Likewise.
11685 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11687 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
11688 nonmemory_operand. Add "N" operand constraint.
11690 (*jcc_btdi_mask_rex64): New instruction and split pattern.
11691 (*jcc_btsi_mask): Ditto.
11692 (*jcc_btsi_mask_1): Ditto.
11694 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11696 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
11697 TYPE_CANONICAL for copied element type.
11699 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11702 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
11703 Add m_CORE2 and m_GENERIC.
11704 * config/i386/predicates.md (bt_comparison_operator): New predicate.
11705 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
11707 (*jcc_btdi_rex64): New instruction and split pattern.
11708 (*jcc_btsi): Ditto.
11709 (*jcc_btsi_1): Ditto.
11710 (*btsq): Fix Intel asm dialect operand order.
11714 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
11716 PR middle-end/36447
11717 * simplify-rtx.c (simplify_subreg): Add check for shift count
11720 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
11722 * doc/md.texi: Synchronize with later constraints.md change.
11723 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
11724 with a C implementation.
11725 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
11727 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
11728 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
11729 when moving to and from MD_REGNUM.
11730 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
11731 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
11732 Handle byte and halfword moves.
11733 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
11735 * config/mips/constraints.md (h): Turn into NO_REGS.
11736 (l, x): Update documentation.
11737 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
11738 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
11739 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
11740 (HILO): New mode iterator.
11742 (any_div): New code iterator.
11743 (u): Extend code attribute to div and udiv.
11744 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
11745 d_operand in the splitters. Remove redundant CONST_INT checks.
11746 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
11747 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
11748 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
11749 accordingly, using normal moves instead of unspecs to move LO into
11750 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
11751 (<u>mulsidi3): Handle expansion in C code.
11752 (<u>mulsidi3_32bit_internal): Rename to...
11753 (<u>mulsidi3_32bit): ...this.
11754 (<u>mulsidi3_32bit_r4000): Fix insn separator.
11755 (*<u>mulsidi3_64bit): Rename to...
11756 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
11757 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
11758 to set LO and HI to the multiplication result. Use a normal move
11759 for MFLO and an unspec for MFHI.
11760 (*<u>mulsidi3_64bit_parts): Replace with...
11761 (<u>mulsidi3_64bit_hilo): ...this new instruction.
11762 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
11763 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
11764 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
11765 instead of HI. Split the instruction into a separate multiplication
11766 and MFHI if !TARGET_FIX_R4000.
11767 (<su>muldi3_highpart): Likewise.
11768 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
11769 and the "=h" clobber.
11770 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
11771 (<u>mulditi3): New expander.
11772 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
11773 (madsi): Remove "=h" clobber.
11774 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
11775 Force the modulus result to be a GPR and split the instruction into
11776 a division followed by an MFHI after reload.
11777 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
11778 (*lea_high64): Use d_operand in the define_peephole2. Likewise
11779 the MIPS16 HIGH define_split.
11780 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
11781 of acc<->gpr moves to "multi".
11782 (*movdi_64bit): Replace the single "x" alternative with
11783 alternatives for moving into and out of "a".
11784 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
11785 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
11786 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
11787 Use d_operand in the splitters. Remove redundant CONST_INT checks.
11788 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
11789 (movti): New expander.
11790 (*movti, *movti_mips16): New insns.
11791 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
11792 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
11793 (mthi<GPR:mode>_<HILO:mode>): Likewise.
11794 * config/mips/predicates.md (fpr_operand): Delete.
11795 (d_operand): New predicate.
11797 2008-06-09 Michael Meissner <michael.meissner@amd.com>
11799 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
11800 failure on some Bourne shells.
11801 (x86_64-*-*): Ditto.
11803 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
11805 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
11807 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
11809 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
11810 (sparc-sun-solaris2*): Likewise.
11812 2008-06-09 Arnaud Charlet <charlet@adacore.com
11814 * doc/install.texi: Update requirements to build the Ada compiler.
11816 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
11818 * df-scan.c (struct df_scan_problem_data): Remove the
11819 mw_link_pool alloc pool.
11820 (df_scan_free_internal): Don't free it.
11821 (df_scan_alloc): Don't allocate it.
11822 * df.h (struct df_link): Update comment.
11824 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
11826 * except.h: Correct checks for when SJLJ exceptions must be used.
11828 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11830 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
11833 2008-06-08 Joseph Myers <joseph@codesourcery.com>
11835 PR tree-optimization/36218
11836 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
11837 configure for the build system.
11838 (BUILD_LDFLAGS): Define.
11839 * configure: Regenerate.
11840 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
11842 2008-07-08 Anatoly Sokolov <aesok@post.ru>
11845 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
11846 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
11847 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
11849 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
11851 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
11853 2008-06-07 Joseph Myers <joseph@codesourcery.com>
11855 * config.gcc (Obsolete configurations): Remove list of
11857 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
11858 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
11859 targets matched by those patterns.
11860 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
11861 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
11862 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
11863 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
11864 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11865 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
11866 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
11867 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
11868 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
11869 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
11870 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
11871 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
11872 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
11873 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
11874 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
11875 Make code for Solaris 7 and greater unconditional for Solaris.
11876 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
11877 Remove --with-* handling.
11878 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
11879 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
11880 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
11881 LINK_OS_WINDISS_SPEC): Remove.
11882 * config/rs6000/sysv4.opt (mwindiss): Remove.
11883 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
11884 * configure: Regenerate.
11885 * doc/cpp.texi: Don't mention BeOS.
11886 * doc/extend.texi (interrupt): Don't mention MS1.
11887 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
11888 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
11889 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
11890 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
11891 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
11893 * doc/invoke.texi (MT Options): Remove.
11894 (-mwindiss): Remove.
11895 (CRIS Options): Remove cris-axis-aout references.
11896 (HPPA Options): Don't mention hppa1.1-*-pro.
11897 * doc/md.texi: (MorphoTech family): Remove.
11898 * libgcc2.c: Don't handle UWIN.
11899 * config/alpha/t-unicosmk: Remove.
11900 * config/alpha/unicosmk.h: Remove.
11901 * config/arm/kaos-arm.h: Remove.
11902 * config/arm/kaos-strongarm.h: Remove.
11903 * config/arm/strongarm-coff.h: Remove.
11904 * config/arm/strongarm-elf.h: Remove.
11905 * config/arm/strongarm-pe.h: Remove.
11906 * config/arm/t-strongarm-pe: Remove.
11907 * config/arm/t-xscale-coff: Remove.
11908 * config/arm/t-xscale-elf: Remove.
11909 * config/arm/xscale-coff.h: Remove.
11910 * config/arm/xscale-elf.h: Remove.
11911 * config/chorus.h: Remove.
11912 * config/cris/aout.h: Remove.
11913 * config/cris/aout.opt: Remove.
11914 * config/cris/t-aout: Remove.
11915 * config/i386/beos-elf.h: Remove.
11916 * config/i386/kaos-i386.h: Remove.
11917 * config/i386/ptx4-i.h: Remove.
11918 * config/i386/sco5.h: Remove.
11919 * config/i386/sco5.opt: Remove.
11920 * config/i386/sysv4-cpp.h: Remove.
11921 * config/i386/sysv5.h: Remove.
11922 * config/i386/t-beos: Remove.
11923 * config/i386/t-sco5: Remove.
11924 * config/i386/t-uwin: Remove.
11925 * config/i386/uwin.asm: Remove.
11926 * config/i386/uwin.h: Remove.
11927 * config/kaos.h: Remove.
11928 * config/mips/windiss.h: Remove.
11929 * config/mt: Remove directory.
11930 * config/pa/pa-osf.h: Remove.
11931 * config/pa/pa-pro-end.h: Remove.
11932 * config/pa/t-pro: Remove.
11933 * config/ptx4.h: Remove.
11934 * config/rs6000/beos.h: Remove.
11935 * config/rs6000/kaos-ppc.h: Remove.
11936 * config/rs6000/t-beos: Remove.
11937 * config/rs6000/windiss.h: Remove.
11938 * config/sh/kaos-sh.h: Remove.
11939 * config/sol2-6.h: Remove.
11940 * config/sparc/sol26-sld.h: Remove.
11941 * config/sparc/sysv4-only.h: Remove.
11942 * config/vax/bsd.h: Remove.
11943 * config/vax/t-memfuncs: Remove.
11944 * config/vax/ultrix.h: Remove.
11945 * config/vax/vaxv.h: Remove.
11946 * config/windiss.h: Remove.
11948 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11950 PR rtl-optimization/36438
11951 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11952 for vector shifts with constant scalar shift operands.
11954 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11956 * doc/invoke.texi: Document -march=xlr.
11957 * config/mips/xlr.md: New file.
11958 * config/mips/mips.md: Include it.
11960 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11961 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11962 (mips_rtx_cost_data): Likewise.
11964 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11966 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11967 PRE_INC and PRE_DEC cases.
11969 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11971 PR rtl-optimization/36419
11972 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11973 the emitting jump insn.
11976 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11977 is not bool, boolify the whole *expr_p and convert to the desired type.
11979 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11981 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11982 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11983 Add omp_private_outer_ref hook, add another argument to
11984 omp_clause_default_ctor hook.
11985 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11986 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11987 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11988 hook_tree_tree_tree_tree_null.
11989 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11990 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11991 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11992 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11993 * tree.def (OMP_TASK): New tree code.
11994 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11995 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11996 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11997 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11998 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11999 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12000 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12001 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12002 (OMP_DIRECTIVE_P): Add OMP_TASK.
12003 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12004 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12005 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12006 and OMP_CLAUSE_UNTIED entries.
12007 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12009 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12010 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12011 * tree-pretty-print.c (dump_omp_clause): Handle
12012 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12013 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12014 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12015 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12016 warning about unsigned iterators. Change decl/init/cond/incr
12017 arguments to TREE_VECs, check arguments for all collapsed loops.
12018 (c_finish_omp_taskwait): New function.
12019 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12021 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12022 default_function_array_conversion on init. Add par_clauses argument.
12023 If decl is present in parallel's lastprivate clause, change it to
12024 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12025 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12026 collapse count in clauses.
12027 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12028 c_parser_omp_for_loop callers.
12029 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12030 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12031 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12032 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12034 (c_parser_omp_clause_schedule): Handle schedule(auto).
12035 Include correct location in the error message.
12036 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12037 and PRAGMA_OMP_CLAUSE_UNTIED.
12038 (OMP_TASK_CLAUSE_MASK): Define.
12039 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12040 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12041 * tree-nested.c (convert_nonlocal_omp_clauses,
12042 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12043 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12044 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12045 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12047 (conver_nonlocal_reference, convert_local_reference,
12048 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12049 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12050 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12051 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12052 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12053 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12054 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12055 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12056 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12058 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12059 * c-common.h (c_finish_omp_taskwait): New prototype.
12060 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12061 * tree-parloops.c (create_parallel_loop): Create 1 entry
12062 vectors for OMP_FOR_{INIT,COND,INCR}.
12063 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12064 (make_edges): Handle OMP_TASK.
12065 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12066 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12067 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12068 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12069 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12070 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12071 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12072 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12073 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12074 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12075 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12076 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12077 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12078 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12079 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12080 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12081 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12082 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12083 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12084 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12085 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12086 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12087 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12088 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12089 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12090 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12091 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12092 original iterator is present in lastprivate clause or if
12093 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12094 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12095 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12096 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12097 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12098 if it is set, lookup var in outer contexts too. Handle
12099 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12100 to be implicitly determined firstprivate for task regions.
12101 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12102 if it is set, lookup var in outer contexts too. Set
12103 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12104 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12105 OMP_CLAUSE_UNTIED. Take region_type as last argument
12106 instead of in_parallel and in_combined_parallel.
12107 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12109 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12110 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12111 (new_omp_context): Set default_kind to
12112 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12113 (omp_region_type): New enum.
12114 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12115 fields, add region_type.
12116 (new_omp_context): Take region_type as argument instead of is_parallel
12117 and is_combined_parallel.
12118 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12119 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12120 ctx->is_combined_parallel checks.
12121 (gimplify_omp_task): New function.
12122 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12124 * omp-low.c (extract_omp_for_data): Use schedule(static)
12125 for schedule(auto). Handle pointer and unsigned iterators.
12126 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12127 Add loops argument. Extract data for collapsed OMP_FOR loops.
12128 (expand_parallel_call): Assert sched_kind isn't auto,
12129 map runtime schedule to index 3.
12130 (struct omp_for_data_loop): New type.
12131 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12132 Add loop, loops, collapse and iter_type fields.
12133 (workshare_safe_to_combine_p): Disallow combined for if
12134 iter_type is unsigned long long. Don't combine collapse > 1 loops
12135 unless all bounds and steps are constant. Adjust extract_omp_for_data
12137 (expand_omp_for_generic): Handle pointer, unsigned and long long
12138 iterators. Handle collapsed OMP_FOR loops. Adjust
12139 for struct omp_for_data changes. If libgomp function doesn't return
12140 boolean_type_node, add comparison of the return value with 0.
12141 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12142 pointer, unsigned and long long iterators. Adjust for struct
12143 omp_for_data changes.
12144 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12145 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12146 unsigned long long. Allocate loops array, pass it to
12147 extract_omp_for_data. For collapse > 1 loops use always
12148 expand_omp_for_generic.
12149 (omp_context): Add sfield_map and srecord_type fields.
12150 (is_task_ctx, lookup_sfield): New functions.
12151 (use_pointer_for_field): Use is_task_ctx helper. Change first
12152 argument's type from const_tree to tree. Clarify comment.
12153 In OMP_TASK disallow copy-in/out sharing.
12154 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12155 (install_var_field): Add mask argument. Populate both record_type
12156 and srecord_type if needed.
12157 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12159 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12160 and DECL_FIELD_OFFSET.
12161 (scan_sharing_clauses): Adjust install_var_field callers. For
12162 firstprivate clauses on explicit tasks allocate the var by value in
12163 record_type unconditionally, rather than by reference.
12164 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12165 Use is_taskreg_ctx instead of is_parallel_ctx.
12166 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12167 (create_omp_child_function_name): Add task_copy argument, use
12168 *_omp_cpyfn* names if it is true.
12169 (create_omp_child_function): Add task_copy argument, if true create
12170 *_omp_cpyfn* helper function.
12171 (scan_omp_parallel): Adjust create_omp_child_function callers.
12172 Rename parallel_nesting_level to taskreg_nesting_level.
12173 (scan_omp_task): New function.
12174 (lower_rec_input_clauses): Don't run constructors for firstprivate
12175 explicit task vars which are initialized by *_omp_cpyfn*.
12176 Pass outer var ref to omp_clause_default_ctor hook if
12177 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12178 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12179 OMP_CLAUSE_REDUCTION_INIT.
12180 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12181 avoid duplicate setting of fields. Handle
12182 OMP_CLAUSE_PRIVATE_OUTER_REF.
12183 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12184 copy-out if TREE_READONLY, only copy-in.
12185 (expand_task_copyfn): New function.
12186 (expand_task_call): New function.
12187 (struct omp_taskcopy_context): New type.
12188 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12190 (lower_omp_parallel): Rename to...
12191 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12192 Call create_task_copyfn if srecord_type is needed. Adjust
12194 (task_shared_vars): New variable.
12195 (check_omp_nesting_restrictions): Warn if work-sharing,
12196 barrier, master or ordered region is closely nested inside OMP_TASK.
12197 Add warnings for barrier if closely nested inside of work-sharing,
12198 ordered, or master region.
12199 (scan_omp_1): Call check_omp_nesting_restrictions even for
12200 GOMP_barrier calls. Rename parallel_nesting_level to
12201 taskreg_nesting_level. Handle OMP_TASK.
12202 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12203 work-sharing construct, continue looking for them on parent parallel
12205 (lower_omp_for_lastprivate): Add lastprivate clauses
12206 to the beginning of dlist rather than end. Adjust for struct
12207 omp_for_data changes.
12208 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12209 not after it. Handle collapsed OMP_FOR loops, adjust for
12210 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12211 (get_ws_args_for): Adjust extract_omp_for_data caller.
12212 (scan_omp_for): Handle collapsed OMP_FOR
12213 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12214 (lower_omp_single_simple): If libgomp function doesn't return
12215 boolean_type_node, add comparison of the return value with 0.
12216 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12217 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12218 (parallel_nesting_level): Rename to...
12219 (taskreg_nesting_level): ... this.
12220 (is_taskreg_ctx): New function.
12221 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12222 of is_parallel_ctx.
12223 (execute_lower_omp): Rename parallel_nesting_level to
12224 taskreg_nesting_level.
12225 (expand_omp_parallel): Rename to...
12226 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12227 Call omp_task_call for OMP_TASK regions.
12228 (expand_omp): Adjust caller, handle OMP_TASK.
12229 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12231 * bitmap.c (bitmap_default_obstack_depth): New variable.
12232 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12233 if argument is NULL and bitmap_default_obstack is already initialized.
12234 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12236 * matrix-reorg.c (matrix_reorg): Likewise.
12238 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12240 * config/i386/i386.md (*indirect_jump): Macroize using P
12241 mode iterator. Remove !TARGET_64BIT from insn constraints.
12242 (*tablejump_1): Ditto.
12243 (*indirect_jump_rex64): Remove insn pattern.
12244 (*tablejump_1_rex64): Ditto.
12245 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12246 and eh_return_si insn patterns.
12248 2008-06-06 Richard Guenther <rguenther@suse.de>
12250 * tree-ssa-structalias.c (merge_smts_into): Remove.
12251 (find_what_p_points_to): Do not bother to compute the
12252 points-to set for pt_anything pointers.
12253 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12254 for pt_anything pointers is ok.
12256 2008-06-06 Jan Hubicka <jh@suse.cz>
12258 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12260 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12262 * cgraph.c: Fix typos in comments.
12263 (cgraph_availability_names): Fix string typo.
12264 * fold-const.c: Fix typos in comments.
12265 (fold_binary): Fix typo in warning.
12266 * genautomata.c: Fix typos in comments.
12267 (check_presence_pattern_sets): Fix typo in local variable.
12268 (output_description): Fix typo in output.
12269 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12270 * hwint.h: Likewise.
12271 * matrix-reorg.c (check_allocation_function): Likewise.
12272 * omega.c (smooth_weird_equations): Likewise.
12273 * auto-inc-dec.c: Fix typos in comments.
12274 * bb-reorder.c: Likewise.
12275 * builtins.c: Likewise.
12276 * c-common.c: Likewise.
12277 * c-cppbuiltin.c: Likewise.
12278 * c-parser.c: Likewise.
12279 * c-pretty-print.c: Likewise.
12280 * cfgcleanup.c: Likewise.
12281 * cfgexpand.c: Likewise.
12282 * cfghooks.c: Likewise.
12283 * cfglayout.c: Likewise.
12284 * cfgloopmanip.c: Likewise.
12285 * cgraphunit.c: Likewise.
12286 * coverage.c: Likewise.
12287 * dbxout.c: Likewise.
12288 * df-byte-scan.c: Likewise.
12289 * df-core.c: Likewise.
12290 * df-problems.c: Likewise.
12291 * df-scan.c: Likewise.
12293 * dominance.c: Likewise.
12294 * domwalk.c: Likewise.
12296 * dwarf2out.c: Likewise.
12297 * emit-rtl.c: Likewise.
12298 * et-forest.c: Likewise.
12299 * function.c: Likewise.
12300 * function.h: Likewise.
12302 * gcov-io.c: Likewise.
12303 * gcov.c: Likewise.
12304 * gcse.c: Likewise.
12305 * genattrtab.c: Likewise.
12306 * ggc-page.c: Likewise.
12307 * gimplify.c: Likewise.
12308 * gthr-lynx.h: Likewise.
12309 * haifa-sched.c: Likewise.
12310 * ipa-cp.c: Likewise.
12311 * ipa-inline.c: Likewise.
12312 * ipa-prop.h: Likewise.
12313 * ipa-pure-const.c: Likewise.
12314 * ipa-struct-reorg.c: Likewise.
12315 * ipa-struct-reorg.h: Likewise.
12316 * ipa-type-escape.c: Likewise.
12318 * loop-doloop.c: Likewise.
12319 * mips-tfile.c: Likewise.
12320 * mkmap-flat.awk: Likewise.
12321 * mkmap-symver.awk: Likewise.
12322 * modulo-sched.c: Likewise.
12323 * omp-low.c: Likewise.
12324 * optabs.c: Likewise.
12325 * optabs.h: Likewise.
12326 * opts.c: Likewise.
12327 * passes.c: Likewise.
12328 * postreload-gcse.c: Likewise.
12329 * postreload.c: Likewise.
12330 * predict.c: Likewise.
12331 * pretty-print.h: Likewise.
12332 * profile.c: Likewise.
12333 * protoize.c: Likewise.
12334 * ra-conflict.c: Likewise.
12335 * real.c: Likewise.
12336 * recog.c: Likewise.
12337 * regclass.c: Likewise.
12338 * regs.h: Likewise.
12339 * reload.c: Likewise.
12340 * rtl-error.c: Likewise.
12341 * rtlanal.c: Likewise.
12342 * scan.h: Likewise.
12343 * sched-rgn.c: Likewise.
12345 * stmt.c: Likewise.
12346 * target.h: Likewise.
12347 * tree-dfa.c: Likewise.
12348 * tree-eh.c: Likewise.
12349 * tree-flow-inline.h: Likewise.
12350 * tree-inline.c: Likewise.
12351 * tree-into-ssa.c: Likewise.
12352 * tree-loop-distribution.c: Likewise.
12353 * tree-nested.c: Likewise.
12354 * tree-parloops.c: Likewise.
12355 * tree-pass.h: Likewise.
12356 * tree-pretty-print.c: Likewise.
12357 * tree-profile.c: Likewise.
12358 * tree-scalar-evolution.c: Likewise.
12359 * tree-sra.c: Likewise.
12360 * tree-ssa-alias-warnings.c: Likewise.
12361 * tree-ssa-ccp.c: Likewise.
12362 * tree-ssa-coalesce.c: Likewise.
12363 * tree-ssa-dom.c: Likewise.
12364 * tree-ssa-dse.c: Likewise.
12365 * tree-ssa-forwprop.c: Likewise.
12366 * tree-ssa-live.c: Likewise.
12367 * tree-ssa-live.h: Likewise.
12368 * tree-ssa-loop-im.c: Likewise.
12369 * tree-ssa-loop-ivopts.c: Likewise.
12370 * tree-ssa-loop-niter.c: Likewise.
12371 * tree-ssa-loop-prefetch.c: Likewise.
12372 * tree-ssa-phiopt.c: Likewise.
12373 * tree-ssa-phiprop.c: Likewise.
12374 * tree-ssa-sccvn.c: Likewise.
12375 * tree-ssa-ter.c: Likewise.
12376 * tree-ssa-threadupdate.c: Likewise.
12377 * tree-ssa.c: Likewise.
12378 * tree-vect-analyze.c: Likewise.
12379 * tree-vect-transform.c: Likewise.
12380 * tree-vectorizer.c: Likewise.
12381 * tree-vn.c: Likewise.
12382 * tree-vrp.c: Likewise.
12383 * tree.c: Likewise.
12384 * tree.def: Likewise.
12385 * tree.h: Likewise.
12386 * unwind-dw2-fde.c: Likewise.
12387 * unwind.inc: Likewise.
12388 * value-prof.c: Likewise.
12389 * vmsdbgout.c: Likewise.
12391 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12393 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12394 always place FP constants in the TOC for TARGET_POWERPC64.
12395 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12397 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12399 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12400 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12401 enable for TARGET_E500_DOUBLE.
12402 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12403 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12404 floating-point modes like integer modes for E500 double.
12405 (rs6000_legitimate_offset_address_p): Likewise.
12406 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12407 addressing for DDmode for E500 double.
12408 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12409 modes as using 64-bits of registers for E500 double.
12410 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12411 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12412 specially for E500 double.
12413 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12414 TDmode for E500 double.
12415 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12416 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12417 (rs6000_split_multireg_move): Do not handle TDmode specially for
12419 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12420 using 64-bit registers for E500 double.
12421 (emit_frame_save): Do not handle DDmode specially for E500 double.
12422 (gen_frame_mem_offset): Likewise.
12423 (rs6000_function_value): Do not call spe_build_register_parallel
12424 for DDmode or TDmode.
12425 (rs6000_libcall_value): Likewise.
12426 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12427 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12430 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12432 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12435 2008-06-04 Junjie Gu <jgu@tensilica.com>
12437 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12438 comparison for frame pointers.
12440 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12443 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12445 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12448 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12449 register is already smaller or equal to required mode.
12451 2008-06-04 Xinliang David Li <davidxl@google.com>
12453 * tree-call-cdce.c: New file.
12454 (cond_dead_built_in_calls): New static variable.
12455 (input_domain): New struct.
12456 (check_pow): New function.
12457 (check_builtin_call): Ditto.
12458 (check_target_format): Ditto.
12459 (is_call_dce_candidate): Ditto.
12460 (gen_one_condition): Ditto.
12461 (gen_conditions_for_domain): Ditto.
12462 (get_domain): Ditto.
12463 (gen_conditions_for_pow_cst_base): Ditto.
12464 (gen_conditions_for_pow_int_base): Ditto.
12465 (gen_conditions_for_pow): Ditto.
12466 (get_no_error_domain): Ditto.
12467 (gen_shrink_wrap_conditions): Ditto.
12468 (shrink_wrap_one_built_in_call): Ditto.
12469 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12470 (tree_call_cdce): Ditto.
12471 (gate_call_cdce): Ditto.
12472 (pass_call_cdce): New gimple pass.
12473 * passes.c: (init_optimization_passes): New pass.
12474 * tree-pass.h: New pass declaration.
12475 * opts.c (decode_options): New flag setting.
12476 * common.opt: Add -ftree-builtin-call-dce flag.
12477 * Makefile.in: Add new source file.
12478 * tempvar.def: New tv_id.
12479 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12481 2008-06-04 Richard Guenther <rguenther@suse.de>
12483 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12484 (is_call_clobbered): Always check var_ann->call_clobbered.
12485 (mark_call_clobbered): Always set var_ann->call_clobbered.
12486 (clear_call_clobbered): Always clear var_ann->call_clobbered.
12487 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
12488 (reset_alias_info): Clear call clobbering info on MTAGs and
12490 (set_pt_anything): Set pt_global_mem.
12491 (create_tag_raw): Adjust comment.
12492 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
12494 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12495 Maxim Kuvyrkov <maxim@codesourcery.com>
12497 * config/m68k/m68k.opt (mxgot): New option.
12498 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12499 (m68k_output_addr_const_extra): New.
12500 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12501 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12502 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12503 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12505 2008-06-04 Richard Guenther <rguenther@suse.de>
12507 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12508 negative or non-representable offsets.
12510 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12512 * config/i386/i386.c (ix86_gen_leave): New.
12513 (ix86_gen_pop1): Likewise.
12514 (ix86_gen_add3): Likewise.
12515 (ix86_gen_sub3): Likewise.
12516 (ix86_gen_sub3_carry): Likewise.
12517 (ix86_gen_one_cmpl2): Likewise.
12518 (ix86_gen_monitor): Likewise.
12519 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12520 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12521 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12522 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12523 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12524 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12525 (ix86_expand_epilogue): Updated.
12526 (print_operand): Handle integer register operand for 'z'.
12527 (ix86_expand_strlensi_unroll_1): Likewise.
12528 (ix86_expand_strlen): Likewise.
12529 (ix86_expand_builtin): Likewise.
12530 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12531 mov{q}/mov{l} and add{q}/add{l}.
12533 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12535 * config/i386/i386.md (P): New mode iterator.
12536 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12537 using P mode iterator.
12538 (DFmode push_operand splitter): Ditto.
12539 (XFmode push_operand splitter): Ditto.
12540 (DFmode float_extend SFmode push_operand splitter): Ditto.
12541 (XFmode float_extend SFmode push_operand splitter): Do not generate
12542 SImode pushes for 64bit target. Macroize Dimode and SImode
12543 pushes using P mode iterator.
12544 (XFmode float_extend DFmode push_operand splitter): Ditto.
12546 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12548 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12549 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12550 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12551 return type to int.
12552 (ix86_call_abi_override): Remove check for call_used_regs.
12554 2008-06-03 Richard Guenther <rguenther@suse.de>
12556 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12557 for the lhs of calls if the return type contains pointers.
12559 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12561 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12562 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12563 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12564 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12565 of cfun and DEFAULT_ABI to deceide abi mode.
12566 (DEFAULT_ABI): New.
12567 (REG_PARM_STACK_SPACE): Removed.
12568 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12569 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12570 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12571 (ix86_function_abi): Likewise.
12572 (ix86_function_type_abi): Likewise.
12573 (ix86_call_abi_override): Likewise.
12574 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12575 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12576 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12577 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12579 (X86_64_REGPARM_MAX): New.
12580 (X86_64_SSE_REGPARM_MAX): New.
12581 (X64_REGPARM_MAX): New.
12582 (X64_SSE_REGPARM_MAX): New.
12583 (X86_32_REGPARM_MAX): New.
12584 (X86_32_SSE_REGPARM_MAX): New.
12585 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12586 (ix86_function_regparm): Handle user calling abi.
12587 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12588 by DEFAULT_ABI versus SYSV_ABI check.
12589 (ix86_reg_parm_stack_space): New.
12590 (ix86_function_type_abi): New.
12591 (ix86_call_abi_override): New.
12592 (ix86_function_abi): New.
12593 (ix86_cfun_abi): New.
12594 (init_cumulative_args): Call abi specific initialization.
12595 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12596 (function_arg_64): Extend SSE_REGPARM_MAX check.
12597 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12598 (ix86_pass_by_reference): Likewise.
12599 (ix86_function_value_regno_p): Likewise.
12600 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12601 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12602 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12603 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12604 (setup_incoming_varargs_64): Adjust regparm for call abi.
12605 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12606 (ix86_va_start): Likewise.
12607 (ix86_gimplify_va_arg): Likewise.
12608 (ix86_expand_prologue): Likewise.
12609 (output_pic_addr_const): Likewise.
12610 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12611 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12612 (x86_output_mi_thunk): Likewise.
12613 (x86_function_profiler): Likewise.
12614 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12615 (SYSV_ABI, MS_ABI): New constants.
12616 (DEFAULT_ABI): New.
12617 (init_regs): Add prototype of function in regclass.c file.
12618 (OVERRIDE_ABI_FORMAT): New.
12619 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12620 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12621 (OUTGOING_REG_PARM_STACK_SPACE): New.
12622 (ix86_reg_parm_stack_space): New prototype.
12623 (CUMULATIVE_ARGS): Add call_abi member.
12624 (machine_function): Add call_abi member.
12625 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12626 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12628 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12631 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12632 (avr_builtin_setjmp_frame_value): New function.
12633 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12634 (nonlocal_goto): Define.
12636 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12638 * config/mips/mips.c (mips_emit_loadgp): Return early if
12639 there is nothing do to, otherwise emit a blockage if
12640 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12641 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12643 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12645 * configure.ac: Drop unneeded backslash ending up in config.in.
12646 * acinclude.m4: Likewise.
12647 * config.in: Regenerate.
12649 2008-05-26 Jan Hubicka <jh@suse.cz>
12651 * predict.c (maybe_hot_frequency_p): Break out of...
12652 (maybe_hot_bb_p): ... here.
12653 (maybe_hot_edge_p): New.
12654 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12655 * basic-block.h (maybe_hot_edge_p): Declare.
12657 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12659 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12660 (*cmpfp_<mode>_cc): Ditto.
12661 (*fp_jcc_8<mode>_387): Ditto.
12662 (*fop_<MODEF:mode>_2_i387): Ditto.
12663 (*fop_<MODEF:mode>_3_i387): Ditto.
12664 (*fop_xf_2_i387): Ditto.
12665 (*fop_xf_3_i387): Ditto.
12667 2008-06-02 Tomas Bily <tbily@suse.cz>
12669 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12671 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12673 * config/mips/mips.c (mips_valid_offset_p): New function.
12674 (mips_valid_lo_sum_p): Likewise.
12675 (mips_classify_address): Use them.
12676 (mips_force_address): New function.
12677 (mips_legitimize_address): Use it.
12678 * config/mips/mips.md (MOVE128): New mode iterator.
12679 (movtf): Require TARGET_64BIT. Remove empty strings.
12680 (*movtf_internal): Rename to...
12681 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12682 of "R" and use {,fp}{load,store} attributes instead of "multi".
12683 Use a separate define_split.
12684 (*movtf_mips16): New pattern.
12686 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12688 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
12689 * config/mips/mips.c (mips_expand_before_return): New function.
12690 (mips_expand_epilogue): Call it.
12691 * config/mips/mips.md (return): Turn into a define_expand.
12692 (*return): New insn.
12694 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12696 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
12697 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
12698 functions. Do not emit uses and clobbers of CONCATs; individually
12699 use and clobber their operands.
12700 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
12701 gen_clobber, emit_use and gen_use.
12702 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
12703 (expand_builtin_return): Likewise.
12704 * cfgbuild.c (count_basic_blocks): Likewise.
12705 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
12706 * explow.c (emit_stack_restore): Likewise.
12707 * expmed.c (extract_bit_field_1): Likewise.
12708 * expr.c (convert_move, emit_move_complex_parts): Likewise.
12709 (emit_move_multi_word, store_constructor): Likewise.
12710 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
12711 (thread_prologue_and_epilogue_insns): Likewise.
12712 * lower-subreg.c (resolve_simple_move): Likewise.
12713 * optabs.c (widen_operand, expand_binop): Likewise.
12714 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
12715 * reload.c (find_reloads): Likewise.
12716 * reload1.c (eliminate_regs_in_insn): Likewise.
12717 * stmt.c (expand_nl_goto_receiver): Likewise.
12718 * config/alpha/alpha.md (builtin_longjmp): Likewise.
12719 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
12720 * config/arm/arm.c (arm_load_pic_register): Likewise.
12721 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
12722 * config/arm/arm.md (untyped_return): Likewise.
12723 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
12724 * config/avr/avr.c (expand_prologue): Likewise.
12725 * config/bfin/bfin.c (do_unlink): Likewise.
12726 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
12727 * config/cris/cris.c (cris_expand_prologue): Likewise.
12728 * config/darwin.c (machopic_indirect_data_reference): Likewise.
12729 (machopic_legitimize_pic_address): Likewise.
12730 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
12731 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
12732 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
12733 (ix86_expand_convert_uns_didf_sse): Likewise.
12734 (ix86_expand_vector_init_general): Likewise.
12735 * config/ia64/ia64.md (eh_epilogue): Likewise.
12736 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
12737 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
12738 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
12739 (config/iq2000/iq2000.c): Likewise.
12740 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12741 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
12742 (builtin_longjmp): Likewise.
12743 * config/mn10300/mn10300.md (call, call_value): Likewise.
12744 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
12745 * config/pdp11/pdp11.md (abshi2): Likewise.
12746 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12747 * config/s390/s390.c (s390_emit_prologue): Likewise.
12748 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
12749 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
12750 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
12751 * config/sh/sh.c (prepare_move_operands): Likewise.
12752 (output_stack_adjust, sh_expand_epilogue): Likewise.
12753 (sh_set_return_address, sh_expand_t_scc): Likewise.
12754 * config/sparc/sparc.c (load_pic_register): Likewise.
12755 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
12756 * config/spu/spu.c (spu_expand_epilogue): Likewise.
12757 * config/v850/v850.c (expand_epilogue): Likewise.
12759 2008-05-31 Anatoly Sokolov <aesok@post.ru>
12761 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
12762 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
12763 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
12764 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
12765 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
12766 stack pointer register.
12767 (output_movhi): Remove code for interrupt specific writing to the
12768 stack pointer register.
12770 2008-05-31 Richard Guenther <rguenther@suse.de>
12772 PR tree-optimization/34244
12773 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
12774 (tree_expr_nonzero_warnv_p): Likewise.
12775 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12776 ssa_name_nonnegative_p.
12777 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
12778 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
12779 not tree_expr_nonzero_warnv_p.
12781 PR tree-optimization/36262
12783 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
12785 PR tree-optimization/34244
12786 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
12787 (record_numbers_of_iterations): New function.
12788 (execute_vrp): Cache the numbers of iterations of loops.
12789 * tree-scalar-evolution.c (scev_reset_except_niters):
12791 (scev_reset): Use scev_reset_except_niters.
12792 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
12794 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
12796 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12797 __WORKAROUND_RETS when appropriate.
12799 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12801 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
12802 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
12804 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
12805 *fop_df_comm_sse insn patterns using MODEF mode iterator.
12806 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
12807 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
12808 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
12809 *fop_df_1_mixed insn patterns using MODEF mode iterator.
12810 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
12811 *fop_df_1_sse insn patterns using MODEF mode iterator.
12812 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
12813 *fop_df_1_i387 insn patterns using MODEF mode iterator.
12814 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
12815 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
12816 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
12817 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
12818 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
12819 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
12820 (*fop_xf_4_i387): Use <MODE> for mode attribute.
12821 (*fop_xf_5_i387): Ditto.
12822 (*fop_xf_6_i387): Ditto.
12824 2008-05-30 Richard Guenther <rguenther@suse.de>
12826 * builtins.c (build_string_literal): Avoid generating
12827 a non-gimple_val result.
12829 2008-05-30 DJ Delorie <dj@redhat.com>
12831 * exec-tool.in: Use an environment variable (private) instead of a
12832 file (shared) as a semaphore, so as to not break parallel builds.
12834 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12836 * optabs.c (maybe_encapsulate_block): Remove.
12837 (emit_libcall_block): Adjust accordingly.
12838 * optabs.h (maybe_encapsulate_block): Remove prototype.
12840 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
12841 Don't use maybe_encapsulate_block.
12843 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12845 * config/rs6000/rs6000.c (rs6000_legitimize_address,
12846 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
12847 rtx is a SYMBOL_REF before calling get_pool_constant.
12849 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
12851 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
12853 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
12855 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
12856 rather than OS names to choose INO_T_EQ definition.
12857 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
12858 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
12860 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
12863 * config/darwin-f.c: New.
12864 * config/t-darwin: Added rule to build darwin-f.o.
12865 * config.gcc: Defined new variable, fortran_target_objs.
12866 (*-*-darwin*): Set fortran_target_objs.
12867 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
12868 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
12869 * configure: Regenerated.
12871 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
12874 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
12875 canonical type if needed.
12877 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
12879 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
12881 2008-05-29 Richard Guenther <rguenther@suse.de>
12883 PR tree-optimization/36343
12884 PR tree-optimization/36346
12885 PR tree-optimization/36347
12886 * tree-flow.h (clobber_what_p_points_to): Declare.
12887 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
12888 pointed-to variable is dereferenced is irrelevant to whether
12889 the pointer can access the pointed-to variable.
12890 (clobber_what_p_points_to): New function.
12891 * tree-ssa-alias.c (set_initial_properties): Use it.
12892 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
12893 call clobber check for NMTs.
12895 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12897 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
12898 for printing gcov_type.
12900 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12902 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
12903 and the eh region information.
12904 * value-prof.c (gimple_move_stmt_histograms): New function.
12905 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
12907 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
12909 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
12911 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12913 * value-prof.c (tree_ic_transform): Print counts.
12914 * tree-profile.c (tree_gen_ic_func_profiler):
12915 Clear __gcov_indreict_call_callee variable to avoid misattribution
12918 2008-05-28 Rafael Espíndola <espindola@google.com>
12920 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
12923 2008-05-28 Richard Guenther <rguenther@suse.de>
12925 PR tree-optimization/36339
12926 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
12927 and clobbering code out of the loop.
12929 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12931 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
12934 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12935 s390_contiguous_bitmask_p, s390_symref_operand_p,
12936 s390_check_symref_alignment, s390_reload_larl_operand,
12937 s390_reload_symref_address): New functions.
12938 (s390_branch_condition_mnemonic): Support compare and branch
12940 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12941 and 'W' constraints.
12942 (s390_secondary_reload): Add secondary reloads for unaligned
12943 symbol refs or symbol refs to floating point or QI/TI mode
12945 (legitimate_address_p): Accept symbol references as addresses.
12946 (s390_expand_insv): Use rotate and insert selected bits
12947 instruction for insv when building for z10.
12948 (print_operand_address): Handle symbol ref addresses.
12949 (print_operand): Output modifier 'c' added for signed byte values.
12950 (s390_encode_section_info): Mark symbol refs with
12951 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12953 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12954 (length attribute): RRF, RRR have 4 byte length.
12955 (FPALL, INTALL): New mode iterators added.
12956 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12957 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12958 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12959 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12960 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12961 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12962 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12963 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12965 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12966 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12967 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12968 reload<INTALL:mode><P:mode>_toreg_z10,
12969 reload<FPALL:mode><P:mode>_tomem_z10,
12970 reload<FPALL:mode><P:mode>_toreg_z10,
12971 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12972 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12973 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12974 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12976 (movmem, clrmem, cmpmem): New splitters added.
12978 * config/s390/predicates.md (larl_operand): Use
12979 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12980 SYMBOL_REF_ALIGN1_P.
12981 (s390_signed_integer_comparison,
12982 s390_unsigned_integer_comparison): New predicates.
12984 * config/s390/s390-protos.h (s390_check_symref_alignment,
12985 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12986 s390_reload_symref_address,
12987 s390_compare_and_branch_condition_mask): Prototypes added.
12989 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12990 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12991 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12993 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12995 * config/s390/s390.c (z10_cost): New cost function for z10.
12996 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12997 (s390_issue_rate): Adjust issue rate for z10.
12998 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12999 (processor_flags): Add PF_Z10.
13000 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13001 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13002 * gcc/config.gcc: Add z10.
13004 2008-05-28 Richard Guenther <rguenther@suse.de>
13006 PR tree-optimization/36291
13007 * tree-flow. h (struct gimple_df): Remove var_anns member.
13008 * tree-flow-inline.h (gimple_var_anns): Remove.
13009 (var_ann): Simplify.
13010 * tree-dfa.c (create_var_ann): Simplify.
13011 (remove_referenced_var): Clear alias info from var_anns of globals.
13012 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13013 (delete_tree_ssa): Clear alias info from var_anns of globals.
13014 Do not free var_anns.
13015 (var_ann_eq): Remove.
13016 (var_ann_hash): Likewise.
13018 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13020 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13021 and loongson2f entries.
13022 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13023 * config/mips/mips.h (processor_type): Add Loongson-2E
13024 and Loongson-2F entries.
13025 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13026 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13027 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13028 * doc/invoke.texi (MIPS Options): Document loongson2e
13029 and loongson2f processor names.
13031 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13035 * config/i386/i386.c (ix86_function_arg_boundary): Use
13036 alignment of canonical type.
13037 (ix86_expand_vector_move): Check unaligned memory access for
13040 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13042 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13043 Moved to the front of file.
13045 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13046 H.J. Lu <hongjiu.lu@intel.com>
13048 * dwarf2out.c (current_fde): New.
13050 (lookup_cfa:): Likewise.
13051 (dwarf2out_end_epilogue): Likewise.
13052 (dwarf2out_note_section_used): Likewise.
13054 2008-05-27 Michael Matz <matz@suse.de>
13057 * c.opt (Wenum-compare): New warning option.
13058 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13060 2008-05-27 Michael Matz <matz@suse.de>
13062 PR middle-end/36326
13063 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13065 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13066 into memory as tail calls.
13068 2008-05-27 Richard Guenther <rguenther@suse.de>
13070 PR tree-optimization/36339
13071 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13072 pointers cause all addressable variables to be call clobbered.
13074 2008-05-27 Richard Guenther <rguenther@suse.de>
13076 PR tree-optimization/36245
13077 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13079 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13081 * config/s390/s390.md: Replace all occurences of the 'm'
13082 constraint with 'RT'.
13084 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13086 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13088 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13090 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13091 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13092 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13094 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13096 * reload.c: (find_reloads): Skip alternatives according to the
13097 "enabled" attribute. Constify the constraint variable.
13098 * recog.c (get_attr_enabled): Add default implementation.
13099 (extract_insn): Set the alternative_enabled_p array
13100 in the recog_data struct.
13101 (preprocess_constraints, constrain_operands): Skip
13102 alternatives according to the "enabled" attribute
13103 * recog.h (struct recog_data): New field alternative_enabled_p.
13104 (skip_alternative): New inline function.
13105 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13106 (record_reg_classes): Skip alternative according to the
13107 "enabled" attribute.
13109 * doc/md.texi: Add documention for the "enabled" attribute.
13111 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13113 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13114 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13115 constraint with TARGET_MEM_CONSTRAINT.
13116 * recog.c (asm_operand_ok, preprocess_constraints,
13117 constrain_operands): Likewise.
13118 * regclass.c (record_reg_classes): Likewise.
13119 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13120 * reload1.c (maybe_fix_stack_asms): Likewise.
13121 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13122 * recog.h: Adjust comment.
13123 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13124 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13125 * doc/md.texi: Add a note to description of 'm' constraint.
13126 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13128 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13130 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13131 that the bitfield is of integral type before testing its precision.
13133 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13134 Sa Liu <saliu@de.ibm.com>
13136 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13137 __modti3, __udivti3, __umodti3 and __udivmodti4.
13138 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13139 that implement TImode mul and div functions.
13140 * config/spu/multi3.c: New. Implement __multi3.
13141 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13142 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13145 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13147 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13148 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13149 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13150 tls_sysv_suffix): New mode and mode attribute iterators.
13151 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13152 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13153 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13154 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13155 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13158 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13160 PR tree-optimization/36329
13161 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13162 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13163 * cgraphbuild.c (initialize_inline_failed): Use the latter
13164 macro in lieu of the former.
13165 * ipa-inline.c (cgraph_mark_inline): Likewise.
13166 (cgraph_decide_inlining_of_small_function): Likewise.
13167 (cgraph_decide_inlining): Likewise.
13168 (cgraph_decide_inlining_incrementally): Likewise.
13170 2008-05-26 Tristan Gingold <gingold@adacore.com>
13171 Anatoly Sokolov <aesok@post.ru>
13173 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13174 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13175 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13176 optimization for 'avr6' architecture.
13178 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13181 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13183 2008-05-26 Richard Guenther <rguenther@suse.de>
13185 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13186 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13188 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13190 PR middle-end/36253
13191 * caller-save.c (insert_restore): Verify alignment of spill space.
13192 (insert_save): Likewise.
13193 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13194 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13195 (STACK_SLOT_ALIGNMENT): Likewise.
13196 * function.c (LOCAL_ALIGNMENT): Removed.
13197 (get_stack_local_alignment): New.
13198 (assign_stack_local): Use it. Set alignment on stack slot.
13199 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13200 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13201 (STACK_SLOT_ALIGNMENT): New.
13202 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13203 stack slot in XFmode.
13205 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13207 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13210 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13211 argument operand in rax isn't removed.
13213 2008-05-26 Richard Guenther <rguenther@suse.de>
13215 PR middle-end/36300
13216 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13217 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13219 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13222 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13224 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13226 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13227 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13229 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13231 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13232 build a trampoline if we don't want one.
13233 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13234 return zero for nested functions if we don't want a trampoline.
13236 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13238 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13240 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13243 * c.opt: Removed undocumented option '-lang-fortran'.
13244 * c-common.h: Removed global variable 'lang_fortran'.
13245 * c-opts.c (c_common_handle_option): Removed code to handle
13246 option '-lang-fortran'. Updated includes.
13247 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13248 definition of '__GFORTRAN__'.
13249 (define__GNUC__): Reimplemented to use BASEVER and
13250 cpp_define_formatted.
13251 (builtin_define_with_value_n): Removed.
13252 * c-incpath.h: Renamed to ...
13253 * incpath.h: ... this.
13254 * c-incpath.c: Renamed to ...
13255 * incpath.c: ... this. Updated includes.
13256 * fix-header.c: Updated includes.
13257 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13258 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13259 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13261 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13263 * tree.h: Update the table of flags used on tree nodes.
13264 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13265 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13266 (FORCED_LABEL): Add access check.
13267 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13268 (ASM_INPUT_P): Likewise.
13269 (ASM_VOLATILE_P): Likewise.
13270 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13271 (OMP_SECTION_LAST): Access private_flag directly.
13272 (OMP_RETURN_NOWAIT): Likewise.
13273 (OMP_PARALLEL_COMBINED): Likewise.
13274 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13275 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13276 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13277 deprecated_flag directly.
13279 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13281 * final.c (frame_pointer_needed): Removed.
13282 * flags.h (frame_pointer_needed): Likewise.
13284 * function.h (rtl_data): Add frame_pointer_needed.
13285 (frame_pointer_needed): New.
13287 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13289 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13291 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13293 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13296 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13298 * c-common.c (strip_array_types): Move function to..
13300 (get_inner_array_type): Delete.
13301 * c-common.h (strip_array_types): Move declaration to..
13303 (get_inner_array_type): Delete.
13304 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13305 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13306 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13307 * config/pa/pa.c (emit_move_sequence): Likewise.
13309 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13311 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13314 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13316 * function.c: Include target hook for nonlocal_goto frame value.
13318 2008-05-24 Richard Guenther <rguenther@suse.de>
13320 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13321 variable can be only accessed through a pointer or a union.
13323 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13325 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13326 * doc/extend.texi: Likewise.
13328 2008-05-23 DJ Delorie <dj@redhat.com>
13330 * config/m32c/jump.md (untyped_call): Add.
13332 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13333 for A24 to PSImode.
13334 (m32c_address_cost): Detail costs for indirect offsets.
13336 2008-05-23 Rafael Espíndola <espindola@google.com>
13338 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13339 if a node is a SUBREG.
13340 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13343 2008-05-23 Paul Brook <paul@codesourcery.com>
13344 Carlos O'Donell <carlos@codesourcery.com>
13346 * doc/extend.texi: Clarify use of __attribute__((naked)).
13347 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13348 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13349 * function.c (use_register_for_decl): Use
13350 targetm.calls.allocate_stack_slots_for_args.
13351 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13352 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13353 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13355 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13357 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13359 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13361 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13362 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13363 is only rounded once.
13365 2008-05-23 Richard Guenther <rguenther@suse.de>
13367 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13369 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13370 Jakub Jelinek <jakub@redhat.com>
13373 * configure.ac: Handle --enable-cld.
13374 * configure: Regenerated.
13375 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13376 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13377 (ix86_current_function_needs_cld): New define.
13378 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13379 (cld): New isns pattern.
13380 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13381 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13382 * config/i386/i386.opt (mcld): New option.
13383 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13384 TARGET_CLD and ix86_current_function_needs_cld.
13385 (override_options): Use -mcld by default for 32-bit code if
13388 * doc/install.texi (Options specification): Document --enable-cld.
13389 * doc/invoke.texi (Machine Dependent Options)
13390 [i386 and x86-64 Options]: Add -mcld option.
13391 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13393 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13394 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13395 (return_in_memory_64): Likewise.
13396 (return_in_memory_ms_64): Likewise.
13398 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13400 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13401 * builtins.c (fold_builtin_fpclassify): New.
13402 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13403 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13404 * c-common.c (handle_type_generic_attribute): Adjust to accept
13405 fixed arguments before an elipsis.
13406 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13407 * doc/extend.texi: Document __builtin_fpclassify.
13409 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13411 * omp-low.c (gate_expand_omp_ssa): Remove.
13412 (pass_expand_omp_ssa): Remove.
13413 (gate_expand_omp): Do not check for flag_openmp_ssa.
13414 * common.opt (-fopenmp-ssa): Remove.
13415 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13417 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13419 * config/sh/sh.opt (mfixed-range): New option.
13420 * config/sh/sh-protos.h (sh_fix_range): Declare.
13421 * config/sh/sh.c (sh_fix_range): New function.
13422 * config/sh/sh.h (sh_fixed_range_str): Declare.
13423 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13425 * doc/invoke.texi (SH Options): Document -mfixed-range.
13427 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13429 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13430 it before the redeclaration.
13432 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13434 * config/avr/avr.c (get_sequence_length): Add new function.
13435 (expand_prologue, expand_epilogue): Remove duplicate code.
13437 2008-05-22 Rafael Espíndola <espindola@google.com>
13439 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13442 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13444 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13445 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13447 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13448 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13449 (vect_update_misalignment_for_peel): Likewise.
13450 (vector_alignment_reachable_p): Likewise.
13451 * tree-vect-transform.c (vectorizable_load): Likewise.
13452 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13453 (get_vectype_for_scalar_type): Pass mode of scalar_type
13454 to UNITS_PER_SIMD_WORD.
13456 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13457 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13458 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13459 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13460 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13462 2008-05-22 Ira Rosen <irar@il.ibm.com>
13464 PR tree-optimization/36293
13465 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13466 if the first load must be skipped because of a gap.
13468 2008-05-22 Richard Guenther <rguenther@suse.de>
13470 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13471 more cases of offset disambiguation that is possible if
13472 strict-aliasing rules apply.
13473 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13474 for basic offset and type-based disambiguation.
13476 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13478 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13479 ix86_expand_vector_set on V16QImode for SSE4.1.
13481 2008-05-21 Tom Tromey <tromey@redhat.com>
13483 * c.opt (Wimport): Mark as undocumented.
13484 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
13486 (Warning Options): Likewise.
13487 * doc/cppopts.texi: Don't mention -Wimport.
13489 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
13491 PR tree-optimization/36287
13492 PR tree-optimization/36286
13493 * lambda-code.c (build_access_matrix): Do not use the loop->num
13494 for computing the number of induction variables: use the loop depth
13497 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13500 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13501 option -f(no-)leading-underscore.
13503 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13505 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13506 GET_MODE_NUNITS (mode).
13508 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13510 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13511 (-mmulhw): Add 464 to description.
13512 (-mdlmzb): Likewise.
13513 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13514 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13516 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13517 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13518 * config/rs6000/rs6000.md: Update comments for 464.
13520 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13522 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13524 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13526 * config/i386/sse.md (vec_extractv4sf): Removed.
13527 (vec_extractv2df): Likewise.
13528 (vec_extractv2di): Likewise.
13529 (vec_extractv4si): Likewise.
13530 (vec_extractv8hi): Likewise.
13531 (vec_extractv16qi): Likewise.
13532 (vec_extract<mode>): New.
13534 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13536 * config/i386/sse.md (vec_setv4sf): Removed.
13537 (vec_setv2df): Likewise.
13538 (vec_setv2di): Likewise.
13539 (vec_setv4si): Likewise.
13540 (vec_setv8hi): Likewise.
13541 (vec_setv16qi): Likewise.
13542 (vec_set<mode>): New.
13544 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13546 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13547 goto for vec_concat and vec_interleave.
13549 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13551 * config/i386/sse.md (vec_initv4sf): Removed.
13552 (vec_initv2df): Likewise.
13553 (vec_initv2di): Likewise.
13554 (vec_initv4si): Likewise.
13555 (vec_initv8hi): Likewise.
13556 (vec_initv16qi): Likewise.
13557 (vec_init<mode>): New.
13559 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13561 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13563 2008-05-21 Tom Tromey <tromey@redhat.com>
13565 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13566 (zone_find_object_offset): Likewise.
13567 (gt_ggc_m_S): Likewise.
13568 (highest_bit): Likewise.
13569 * ggc-page.c (gt_ggc_m_S): New function.
13570 * stringpool.c (string_stack): Remove.
13571 (init_stringpool): Update.
13572 (ggc_alloc_string): Use ggc_alloc.
13573 (maybe_delete_ident): New function.
13574 (ggc_purge_stringpool): Likewise.
13575 (gt_ggc_m_S): Remove.
13576 * ggc-common.c (ggc_protect_identifiers): New global.
13577 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13578 ggc_protect_identifiers.
13579 * ggc.h (ggc_protect_identifiers): Declare.
13580 (gt_ggc_m_S): Update.
13581 (ggc_purge_stringpool): Declare.
13582 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13583 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13585 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13587 2008-05-21 David S. Miller <davem@davemloft.net>
13589 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13592 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13594 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13597 2008-05-20 David Daney <ddaney@avtrex.com>
13599 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13600 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13601 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13602 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13603 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13604 (atomic_hiqi_op): New define_code_iterator.
13605 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13606 mips_expand_compare_and_swap_12.
13607 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13608 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13609 (sync_<optab><mode>, sync_old_<optab><mode>,
13610 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13611 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13612 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13613 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13614 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13615 (test_and_set_12): New insn.
13616 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13617 sync_new_<optab><mode>, sync_old_nand<mode>,
13618 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13619 clobber to operand 0 for SI and DI mode insns.
13620 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13621 mips_gen_fn_4): New typedefs.
13622 (mips_gen_fn_ptrs): Define new union type.
13623 (mips_expand_compare_and_swap_12): Remove declaration.
13624 (mips_expand_atomic_qihi): Declare function.
13625 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13626 (mips_expand_atomic_qihi): ... this. Use new generator function
13628 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13629 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13630 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13631 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13632 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13633 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13634 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13635 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13636 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13637 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13640 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13642 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13645 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13647 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13648 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13649 (avr_attribute_table): Add 'OS_main' function attribute.
13650 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13651 functions with 'OS_main' attribute.
13653 2008-05-20 Richard Guenther <rguenther@suse.de>
13655 PR tree-optimization/35204
13656 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13657 helper, split out from ...
13658 (DFS): ... here. Make the DFS walk non-recursive.
13660 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13661 Jan Sjodin <jan.sjodin@amd.com>
13663 PR tree-optimization/36181
13664 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13665 (parallelize_loops): Don't parallelize when the loop has vector
13668 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13669 Sebastian Pop <sebastian.pop@amd.com>
13671 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13672 matrix, and never look at the tree representation of the memory
13674 (linear_transform_loops): Computes parameters and access matrices.
13675 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13677 (access_matrix_get_index_for_parameter): New.
13678 * tree-data-ref.h (struct access_matrix): New.
13679 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13680 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13681 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13682 am_vector_index_for_loop): New.
13683 (struct data_reference): Add field access_matrix.
13684 (DR_ACCESS_MATRIX): New.
13685 (compute_data_dependences_for_loop): Update declaration.
13686 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
13687 * lambda.h (lambda_vector_vec_p): Declared.
13688 * lambda-code.c: Depend on pointer-set.h.
13689 (lambda_collect_parameters_from_af, lambda_collect_parameters,
13690 av_for_af_base, av_for_af, build_access_matrix,
13691 lambda_compute_access_matrices): New.
13692 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
13694 2008-05-20 Joseph Myers <joseph@codesourcery.com>
13696 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
13697 $SOURCEDIR/include.
13699 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13700 Sebastian Pop <sebastian.pop@amd.com>
13702 PR tree-optimization/36206
13703 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
13705 (instantiate_scev_1): Rename flags to fold_conversions.
13706 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
13707 outeside instantiation_loop.
13708 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
13709 (evolution_function_is_affine_or_constant_p): Removed.
13710 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
13712 (analyze_siv_subscript): Pass in the loop nest number.
13713 Call evolution_function_is_affine_in_loop instead of
13714 evolution_function_is_affine_p.
13715 (analyze_overlapping_iterations): Pass in the loop nest number.
13717 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13718 Sebastian Pop <sebastian.pop@amd.com>
13720 PR tree-optimization/36206
13721 * tree-chrec.h (chrec_fold_op): New.
13722 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
13725 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
13727 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
13729 (remove_duplicates): Do not set inode on non-inode systems.
13732 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
13734 * config.gcc (tm_file): Update comments about relative pathnames.
13736 2008-05-20 Richard Guenther <rguenther@suse.de>
13738 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
13739 * tree-ssa-sccvn.c (process_scc): Likewise.
13740 * tree-ssa-sink.c (execute_sink_code): Likewise.
13741 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
13742 * tree-vrp.c (process_assert_insertions): Likewise.
13743 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13744 (perform_tree_ssa_dce): Likewise.
13745 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13746 (dump_dominator_optimization_stats): Likewise.
13747 * tree-vectorizer.c (vectorize_loops): Likewise.
13749 2008-05-20 Richard Guenther <rguenther@suse.de>
13751 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
13753 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
13755 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
13756 (ix86_i386elf_return_in_memory): Likewise.
13757 (ix86_i386interix_return_in_memory): Likewise.
13758 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
13759 (SUBTARGET_RETURN_IN_MEMORY): New.
13760 * config/i386/i386elf.h: Likewise.
13761 * config/i386/ptx4-i.h: Likewise.
13762 * config/i386/sol2-10.h: Likewise.
13763 * config/i386/sysv4.h: Likewise.
13764 * config/i386/vx-common.h: Likewise.
13765 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
13766 * config/i386/i386.c (ix86_return_in_memory): Made static and
13767 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
13768 (ix86_i386elf_return_in_memory): Removed.
13769 (ix86_i386interix_return_in_memory): Removed.
13770 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
13771 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
13773 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
13775 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
13777 2008-05-19 Xinliang David Li <davidxl@google.com>
13779 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
13781 * common.opt: Ditto.
13782 * doc/invoke.texi: Ditto.
13784 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
13786 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
13787 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
13789 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13791 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
13792 sizes of operand array from 8/4 to 4/2.
13793 (ix86_expand_vector_init_general): Change size of operand array
13794 from 32 to 16. Remove op0, op1 and half_mode.
13796 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13798 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
13799 (ix86_expand_vector_init_interleave): Likewise.
13800 (ix86_expand_vector_init_general): Use them. Assert
13801 word_mode == SImode when n_words == 4.
13803 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
13805 * config/i386/i386.c (ix86_secondary_reload): New static function.
13806 (TARGET_SECONDARY_RELOAD): New define.
13807 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13808 * config/i386/i386.md (reload_outqi): Remove.
13810 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13812 PR middle-end/35509
13813 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
13814 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
13815 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
13816 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
13817 (fold_builtin_1): Likewise.
13818 * builtins.def (BUILT_IN_ISINF_SIGN): New.
13819 c-common.c (check_builtin_function_arguments): Handle
13820 BUILT_IN_ISINF_SIGN.
13821 * doc/extend.texi: Document __builtin_isinf_sign.
13822 * fold-const.c (operand_equal_p): Handle COND_EXPR.
13824 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
13826 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
13827 EH cleanup at the end of the pass, search for those that have been
13828 turned into forwarder blocks and do the cleanup on their successor.
13830 2008-05-18 Richard Guenther <rguenther@suse.de>
13832 * tree-cfg.c (verify_gimple_expr): Allow conversions from
13833 pointers to sizetype and vice versa.
13835 2008-05-18 Xinliang David Li <davidxl@google.com>
13837 * gcc/tree-ssa-dce.c: Coding style fix.
13838 (check_pow): Documentation comment.
13839 (check_log): Documenation comment. Coding style fix.
13840 (is_unnecessary_except_errno_call): Ditto.
13841 (gen_conditions_for_pow): Ditto.
13842 (gen_conditions_for_log): Ditto.
13843 (gen_shrink_wrap_conditions): Ditto.
13844 (shrink_wrap_one_built_in_calls): Ditto.
13845 * gcc/doc/invoke.texi: Better documentation string.
13846 * ChangeLog: Fix wrong change log entries from
13847 May 17 checkin on function call DCE.
13849 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
13851 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
13853 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13855 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
13856 * df-problems.c (simulation routines): Fixed block comment to
13857 properly say how to add forwards scanning functions.
13859 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13861 * tree-inline.c (setup_one_parameter): Remove dead code.
13863 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13865 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
13866 a BIT_AND_EXPR only for an INTEGER_TYPE.
13868 2008-05-17 Xinliang David Li <davidxl@google.com>
13870 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
13871 (check_pow, check_log, is_unnecessary_except_errno_call): New
13872 functions to check for eliminating math functions that are pure
13873 except for setting errno.
13874 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
13875 general condition expressions for shrink-wrapping pow/log calls.
13876 (gen_shrink_wrap_conditions): Ditto.
13877 (shrink_wrap_one_built_in_call): Ditto.
13878 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
13879 (mark_operand_necessary): If debugging, output if OP is necessary.
13880 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
13882 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
13884 * gcc/common.opt: New user flag -ftree-builtin-dce.
13885 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
13887 2008-05-16 David S. Miller <davem@davemloft.net>
13889 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
13890 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13892 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
13895 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
13897 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13899 * ifcvt.c (dead_or_predicable): Rename
13900 df_simulate_one_insn_backwards to df_simulate_one_insn.
13901 * recog.c (peephole2_optimize): Ditto.
13902 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
13904 * df.h: Rename df_simulate_one_insn_backwards to
13905 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
13906 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
13907 scanning of defs and uses.
13908 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
13909 (df_simulate_one_insn_forwards): Removed.
13911 2008-05-16 Doug Kwan <dougkwan@google.com>
13913 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
13915 (real_from_string): Handle NaNs and Inf as approriate.
13917 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13919 * doc/gty.texi (Source Files Containing Type Information): Note
13920 that headers should appear first in the gtfiles list.
13922 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13924 * tree.def (COND_EXEC): Properly documented this code.
13926 2008-05-16 Diego Novillo <dnovillo@google.com>
13928 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13929 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
13932 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13934 * tree-ssa-dse (max_stmt_uid): Removed.
13935 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13936 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13937 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13938 * function.h (cfun.last_stmt_uid): New field.
13939 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13940 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13942 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13943 (create_stmt_ann): Initialize the ann->uid field.
13944 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13946 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13948 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13950 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13951 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13952 (init_empty_tree_cfg): Call it.
13954 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13956 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13959 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13961 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13962 * tree-dump.c (dump_options): New verbose option.
13963 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13965 * tree-pass.h (TDF_VERBOSE): New dump flag.
13966 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13967 (tree-flow.h): Added include.
13968 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13970 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13972 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13974 From Jie Zhang <jie.zhang@analog.com>
13975 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13976 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13977 mcpu=bf561-none and mcpu=bf561-0.2.
13978 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13979 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13980 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13981 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13982 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13983 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13984 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13986 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13987 (cputype_selected): Remove.
13988 (bfin_handle_option): Don't use cputype_selected.
13989 (override_options): When no mcpu option, enable all workarounds.
13990 Don't use bfin_workarounds.
13991 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13993 (DEFAULT_CPU_TYPE): Don't define.
13995 2008-05-16 Richard Guenther <rguenther@suse.de>
13997 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13998 on deletion of the last stmt.
14000 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14002 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14003 V8HImode for SSE2 and V16QImode for SSE4.1.
14005 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14007 * cgraph.h (compute_inline_parameters): Made public.
14008 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14009 variable_generate_summary, function_write_summary,
14010 variable_write_summary, variable_read_summary. Added generate_summary,
14011 write_summary, read_summary.
14012 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14013 pass_ipa_inline.function_generate_summary, to
14014 compute_inline_parameters.
14015 * ipa-inline.c (compute_inline_parameters): Made public and added
14017 (compute_inline_parameters_for_current): New function.
14018 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14019 (inline_generate_summary): Removed parameter and made to loop over
14021 (pass_ipa_inline): Updated for new IPA_PASS structure.
14022 * passes.c (execute_ipa_summary_passes): Now is called once per
14023 pass rather than once per node*pass.
14025 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14027 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14028 avr_have_mul_p, avr_asm_only_p): Remove variables.
14029 (avr_override_options): Remove initialization of removed variables.
14030 (avr_file_start): Convert removed variables to fields of
14031 'struct base_arch_s *avr_current_arch'.
14032 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14033 (AVR_HAVE_MUL): (Ditto.).
14034 (AVR_HAVE_MOVW): (Ditto.).
14035 (AVR_HAVE_LPMX): (Ditto.).
14036 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14037 avr_asm_only_p): Remove declaration.
14039 2008-05-15 Diego Novillo <dnovillo@google.com>
14041 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14042 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14044 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14046 PR middle-end/36194
14047 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14048 Don't call record_truncated_value from here.
14049 (record_truncated_value): Turn it into a for_each_rtx callback.
14050 (record_truncated_values): New function.
14051 (combine_instructions): Call note_uses with record_truncated_values.
14052 Change name of check_conversion to check_promoted_subreg.
14054 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14056 * doc/sourcebuild.texi: Document support for torture tests.
14058 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14060 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14061 to alternative 4 of operand 2.
14063 2008-05-15 Richard Guenther <rguenther@suse.de>
14065 * tree-pass.h (current_pass): Declare.
14066 (get_pass_for_id): Likewise.
14067 * passes.c (passes_by_id, passes_by_id_size): New globals.
14068 (set_pass_for_id): New function.
14069 (get_pass_for_id): Likewise.
14070 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14071 (execute_function_todo): Flush per function statistics.
14072 * toplev.c (compile_file): Init statistics.
14073 (general_init): Do early statistics initialization.
14074 (finalize): Finish statistics.
14075 * statistics.h (statistics_early_init): Declare.
14076 (statistics_init): Likewise.
14077 (statistics_fini): Likewise.
14078 (statistics_fini_pass): Likewise.
14079 (statistics_counter_event): Likewise.
14080 (statistics_histogram_event): Likewise.
14081 * statistics.c: New file.
14082 * Makefile.in (OBJS-common): Add statistics.o.
14083 (statistics.o): Add dependencies.
14084 * doc/invoke.texi (-fdump-statistics): Document.
14086 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14087 (insert): Likewise.
14088 (execute_pre): Use statistics_counter_event.
14089 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14090 (substitute_and_fold): Increment it. Use statistics_counter_event.
14092 2008-05-15 Diego Novillo <dnovillo@google.com>
14094 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14096 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14097 * tree-ssa-alias.c (new_type_alias): Remove references to
14098 sub-variables from comment.
14099 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14101 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14103 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14104 attribute to 1 only for insertps alternative.
14106 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14108 * config/bfin/bfin.md (loadbytes): New pattern.
14109 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14110 (bfin_init_builtins): Initialize it.
14111 (bdesc_1arg): Add it.
14113 2008-05-15 Sa Liu <saliu@de.ibm.com>
14115 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14116 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14117 * testsuite/lib/target-supports.exp: Add
14118 check_effective_target_fortran_integer_16.
14120 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14122 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14123 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14124 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14125 (TARGET_RETURN_IN_MEMORY): Define.
14127 2008-05-15 Richard Guenther <rguenther@suse.de>
14129 PR middle-end/36244
14130 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14131 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14132 represent unmodifiable vars.
14134 2008-05-15 Richard Guenther <rguenther@suse.de>
14136 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14137 INDIRECT_REF and TARGET_MEM_REF.
14138 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14141 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14142 H.J. Lu <hongjiu.lu@intel.com>
14144 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14145 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14146 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14147 insn alternatives. Add missing alternatives.
14148 (*vec_concatv2di_rex64_sse4_1): Likewise.
14149 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14150 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14151 Require TARGET_SSE.
14153 2008-05-15 Richard Guenther <rguenther@suse.de>
14155 PR tree-optimization/36009
14156 PR tree-optimization/36204
14157 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14158 (determine_invariantness_stmt): Record the loop a store is
14159 always executed in.
14160 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14163 2008-05-15 Richard Guenther <rguenther@suse.de>
14165 PR tree-optimization/34330
14166 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14167 through the pointer will alias the SMT.
14169 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14171 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14173 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14175 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14177 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14178 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14180 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14181 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14182 (vashl_optab): New optab for vector/vector shifts.
14183 (vashr_optab): Ditto.
14184 (vlshr_optab): Ditto.
14185 (vrotl_optab): Ditto.
14186 (vrotr_optab): Ditto.
14187 (optab_subtype): New enum for optab_for_tree_code call.
14188 (optab_for_tree_code): Add enum optab_subtype argument.
14190 * optabs.c (optab_for_tree_code): Take an additional argument to
14191 distinguish between a vector shift by a scalar and vector shift by
14192 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14193 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14194 vector shift by a vector.
14195 (expand_widen_pattern_expr): Pass additional argument to
14196 optab_for_tree_code.
14198 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14199 vrotl_optab, vrotr_optab.
14201 * expr.c (expand_expr_real_1): Update calls to
14202 optab_for_tree_code to distinguish between vector shifted by a
14203 scalar and vector shifted by a vector.
14204 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14205 (supportable_narrowing_operation): Ditto.
14206 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14207 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14208 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14209 (vect_create_epilog_for_reduction): Ditto.
14210 (vectorizable_reduction): Ditto.
14211 (vectorizable_operation): Ditto.
14212 (vect_strided_store_supported): Ditto.
14213 (vect_strided_load_supported): Ditto.
14214 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14215 * expmed.c (expand_shift): Ditto.
14217 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14219 (ashr@var{m}3): Ditto.
14220 (vashl@var{m}3): Document new vector/vector shift standard name.
14221 (vashr@var{m}3): Ditto.
14222 (vlshr@var{m}3): Ditto.
14223 (vrotl@var{m}3): Ditto.
14224 (vrotr@var{m}3): Ditto.
14226 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14227 (PPERM_INVERT): Ditto.
14228 (PPERM_REVERSE): Ditto.
14229 (PPERM_REV_INV): Ditto.
14230 (PPERM_ZERO): Ditto.
14231 (PPERM_ONES): Ditto.
14232 (PPERM_SIGN): Ditto.
14233 (PPERM_INV_SIGN): Ditto.
14234 (PPERM_SRC1): Ditto.
14235 (PPERM_SRC2): Ditto.
14237 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14238 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14239 allows a memory operand to be the value being added, and split it
14240 to improve vectorization.
14241 (sse5_pmacsdqh_mem): Ditto.
14242 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14243 (sse5_mulv2div2di3_high): Ditto.
14244 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14245 (vec_pack_trunc_v4si): Ditto.
14246 (vec_pack_trunc_v2di): Ditto.
14247 (sse5_pcmov_<mode>): Remove code that tried to use use
14248 andps/andnps instead of pcmov.
14249 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14250 pmacsdqh instructions.
14251 (vec_widen_smult_lo_v4si): Ditto.
14253 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14254 (PPERM_INVERT): Ditto.
14255 (PPERM_REVERSE): Ditto.
14256 (PPERM_REV_INV): Ditto.
14257 (PPERM_ZERO): Ditto.
14258 (PPERM_ONES): Ditto.
14259 (PPERM_SIGN): Ditto.
14260 (PPERM_INV_SIGN): Ditto.
14261 (PPERM_SRC1): Ditto.
14262 (PPERM_SRC2): Ditto.
14263 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14265 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14267 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14268 says ignore whether the last reference is a memory operand.
14270 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14271 Paolo Bonzini <bonzini at gnu dot org>
14273 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14276 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14277 (vlshr<mode>3): Rename from vlshr<mode>3.
14278 (vashr<mode>3): Rename from vashr<mode>3.
14279 (mulv4sf3): Change the names of vector shift patterns.
14283 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14286 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14311 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14312 (floatunssidf2_internal): Change vector/vector shift names.
14313 (floatunsdidf2_internal): Ditto.
14320 (vashl<mode>3): Rename from ashl<mode>3.
14321 (vashr<mode>3): Rename from ashr<mode>3.
14322 (vlshr<mode>3): Rename from lshr<mode>3.
14323 (vrotl<mode>3): Rename from rotl<mode>3.
14325 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14328 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14329 multiply gives the wrong value when doing widening multiplies.
14330 (vec_widen_smult_lo_v4si): Ditto.
14332 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14334 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14335 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14336 emit_library_call_value.
14337 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14338 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14339 * calls.c (initialize_argument_information, precompute_arguments,
14340 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14341 (precompute_arguments): Removed flags parameter.
14342 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14344 2008-05-14 Richard Guenther <rguenther@suse.de>
14346 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14347 Make sure to register the store if the use is a PHI_NODE.
14349 2008-05-14 Olivier Hainque <hainque@adacore.com>
14351 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14352 memory if the component is to be referenced in BLKmode according
14353 to get_inner_reference.
14355 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14357 * calls.c (emit_library_call_value_1): Restore code clearing
14358 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14360 2008-05-14 Olivier Hainque <hainque@adacore.com>
14361 Nicolas Roche <roche@adacore.com>
14363 * configure.ac: Add support for a "gcc_subdir" variable in
14364 config-lang.in, to denote a subdirectory where the language/GCC
14365 integration files are to be found.
14366 * configure: Regenerate.
14368 2008-05-14 Ira Rosen <irar@il.ibm.com>
14370 PR tree-optimization/36098
14371 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14372 value for the first load in the group in case of a gap.
14373 (vect_build_slp_tree): Check that there are no gaps in loads.
14375 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14377 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14378 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14379 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14380 emit_insn and remove unneeded code to construct extra args.
14381 (emit_no_conflict_block): Removed.
14382 * optabls.h: (emit_no_conflict_block): Removed.
14383 * cse.c (cse_extended_basic_block): Remove search for
14384 REG_NO_CONFLICT note.
14385 * global.c: Removed incorrect comment added in revision 117.
14386 * expr.c (convert_move): Change call to emit_no_conflict_block to
14388 * recog.c: Change comments so that they do not mention
14390 * local_alloc.c (combine_regs): Removed last parameter.
14391 (no_conflict_p): Removed.
14392 (block_alloc): Removed note, no_conflict_combined_regno and set
14393 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14394 (combine_regs): Removed already_dead and code to look for
14395 REG_NO_CONFLICT notes.
14396 * lower_subreg (remove_retval_note): Removed code to look for
14397 REG_NO_CONFLICT block.
14398 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14399 (resolve_clobber): Remove code to process libcalls that have
14400 REG_NO_CONFLICT notes.
14401 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14403 * combine.c (can_combine_p, distribute_notes): Removed
14404 REG_NO_CONFLICT case.
14405 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14407 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14408 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14410 * reg-notes.def (NO_CONFLICT): Removed.
14412 2008-05-14 David S. Miller <davem@davemloft.net>
14414 * config/sparc/sparc.c (sparc_profile_hook): If
14415 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14416 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14417 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14419 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14421 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14423 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14426 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14427 and op1 expansion before vector concat to have less live pseudos.
14429 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14431 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14432 ix86_expand_vector_set if supported.
14434 2008-05-13 Diego Novillo <dnovillo@google.com>
14435 Kenneth Zadeck <zadeck@naturalbridge.com>
14437 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14439 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14440 phinodes_print_statistics, init_ssanames, fini_ssanames,
14441 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14442 release_ssa_name, release_defs, replace_ssa_name_symbol,
14443 ssanames_print_statistics): Move ...
14444 * tree-flow.h: ... here.
14445 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14446 Use FN instead of cfun.
14447 (make_ssa_name_fn): Rename from make_ssa_name.
14448 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14449 * tree-flow-inline.h (make_ssa_name): Move from
14450 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14451 * omp-low.c (expand_omp_parallel):
14452 * tree-flow-inline.h (redirect_edge_var_map_result):
14453 * tree-ssa.c (init_tree_ssa): Add argument FN.
14454 Use it instead of cfun. Update all users.
14456 2008-05-13 Tom Tromey <tromey@redhat.com>
14458 PR preprocessor/22168:
14459 * doc/cpp.texi (Top): Update menu.
14460 (Alternatives to Wrapper #ifndef): New node.
14461 (Other Directives): Document deprecation.
14462 (Obsolete Features): Remove menu.
14463 (Assertions): Merge node into Obsolete Features.
14464 (Obsolete once-only headers): Move earlier; rename to Alternatives
14465 to Wrapper #ifndef.
14466 * doc/cppopts.texi: Update.
14467 * c.opt (Wdeprecated): Enable for C and ObjC.
14468 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14469 (C++ Dialect Options): Move -Wno-deprecated from here to...
14470 (Warning Options): ... here.
14472 2008-05-13 Richard Guenther <rguenther@suse.de>
14474 PR middle-end/36227
14475 * fold-const.c (fold_sign_changed_comparison): Do not allow
14476 changes in pointer-ness.
14478 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14481 * config/sh/sh.c (sh_expand_prologue): Don't clear
14482 RTX_FRAME_RELATED_P for push insns.
14484 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
14486 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
14488 2008-05-12 Anatoly Sokolov <aesok@post.ru>
14490 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
14491 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
14492 Use 'machine->is_leaf' instead of 'leaf_func_p'.
14494 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14496 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14497 (*vec_concatv4sf_sse): This.
14498 (*sse2_concatv2si): Renamed to ...
14499 (*vec_concatv2si_sse2): This.
14500 (*sse1_concatv2si): Renamed to ...
14501 (*vec_concatv2si_sse): This.
14502 (*vec_concatv2di_rex): Renamed to ...
14503 (*vec_concatv2di_rex64): This.
14504 (*vec_concatv2si_sse4_1): New.
14505 (*vec_concatv2di_rex64_sse4_1): Likewise.
14507 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14509 PR rtl-optimization/36111
14510 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14511 that was created for swappable operands.
14513 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14516 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14517 * configure.ac: Add call to ACX_PROG_GNAT.
14519 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14521 * optc-gen.awk: Fix comment typo.
14523 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14525 * pretty-print.c (pp_integer_with_precision): Use
14526 HOST_LONG_LONG_FORMAT.
14528 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14530 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14532 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14534 * config/i386/i386.c (bdesc_ptest): Removed.
14535 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14536 (bdesc_args): Add __builtin_ia32_ptestz128,
14537 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14538 (ix86_init_mmx_sse_builtins): Updated.
14539 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14540 (ix86_expand_builtin): Updated.
14542 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14544 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14545 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14547 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14549 * value-prof.c (interesting_stringop_to_profile): Do not
14550 return early for BUILT_IN_MEMPCPY.
14552 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14554 * calls.c (expand_call): Don't use callgraph to increase
14555 preferred_stack_boundary.
14557 * cgraph.h (cgraph_rtl_info): Use unsigned on
14558 preferred_incoming_stack_boundary.
14560 * final.c (rest_of_clean_state): Use unsigned on
14561 preferred_stack_boundary.
14563 2008-05-09 Tom Tromey <tromey@redhat.com>
14565 PR preprocessor/22231:
14566 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14569 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14571 PR tree-optimization/36129
14572 * tree-ssa-ccp.c: Include value-prof.h.
14573 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14574 built-in function was folded to a constant.
14575 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14577 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14578 Sebastian Pop <sebastian.pop@amd.com>
14580 * tree-scalar-evolution.c: Document instantiate_scev.
14581 (instantiate_parameters_1): Renamed instantiate_scev_1.
14582 Don't use the same loop for instantiation_loop and evolution_loop.
14583 (instantiate_scev): New.
14584 (instantiate_parameters): Moved...
14585 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14586 same loop twice. Maintains the semantics for this function.
14587 * tree-scalar-evolution.h (instantiate_scev): Declare.
14588 (instantiate_parameters): ...here. Now static inline.
14589 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14590 instead of resolve_mixers.
14592 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14594 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14596 2008-05-09 Tomas Bily <tbily@suse.cz>
14598 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14599 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14600 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14601 * c-common.c (c_common_truthvalue_conversion): Likewise.
14602 * tree-object-size.c (compute_object_offset): Likewise.
14603 * tree-inline.c (estimate_num_insns_1): Likewise.
14604 * varasm.c (const_hash_1, compare_constant, copy_constant)
14605 (compute_reloc_for_constant, output_addressed_constants)
14606 (initializer_constant_valid_p): Likewise.
14607 * c-omp.c (check_omp_for_incr_expr): Likewise.
14608 * gimplify.c (gimplify_expr): Likewise.
14609 * c-typeck.c (c_finish_return): Likewise.
14610 * tree-vectorizer.c (supportable_widening_operation)
14611 (supportable_narrowing_operation): Likewise.
14612 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14613 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14614 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14615 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14616 (descr_info_loc): Likewise.
14617 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14618 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14619 (fold_unary): Likewise.
14620 * builtins.c (get_pointer_alignment): Likewise.
14621 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14622 (instantiate_parameters_1): Likewise.
14623 * tree.c (expr_align, stabilize_reference): Likewise.
14624 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14625 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14626 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14627 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14628 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14629 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14631 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14632 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14633 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14634 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14635 (forward_propagate_comparison)
14636 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14637 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14638 * emit-rtl.c (component_ref_for_mem_expr)
14639 (set_mem_attributes_minus_bitpos): Likewise.
14640 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14641 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14643 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14644 (build_function_call, pointer_diff, build_compound_expr)
14645 (c_finish_return): Likewise.
14646 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14647 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14649 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14650 * expr.c (is_aligning_offset): Likewise.
14651 * tree-ssa-alias.c (is_escape_site): Likewise.
14652 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14653 (check_all_va_list_escapes): Likewise.
14654 * tree-ssa-loop-ivopts.c (determine_base_object)
14655 (determine_common_wider_type): Likewise.
14656 * dojump.c (do_jump): Likewise.
14657 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14658 * tree-gimple.c (is_gimple_cast): Likewise.
14659 * fold-const.c (decode_field_reference, )
14660 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14661 (fold_binary): Likewise.
14662 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14663 (already_warned_in_frontend_p): Likewise.
14664 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14665 * tree.c (really_constant_p, get_unwidened): Likewise.
14666 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14667 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14668 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14670 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14672 (CONVERT_EXPR_P): Define.
14673 (CASE_CONVERT): Define.
14675 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14677 PR middle-end/36117
14678 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14679 (delete_unmarked_insns): When deleting a call, call
14680 delete_unreachable_blocks.
14681 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14682 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14684 2008-05-08 Richard Guenther <rguenther@suse.de>
14686 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
14687 (-ftree-salias): Likewise.
14688 (salias-max-implicit-fields): Remove param documentation.
14689 (salias-max-array-elements): Likewise.
14690 * tree-pass.h (pass_create_structure_vars): Remove.
14691 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14692 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14693 * tree-ssa-alias.c (create_structure_vars): Remove.
14694 (gate_structure_vars): Likewise.
14695 (pass_create_structure_vars): Likewise.
14696 (gate_build_alias): Likewise.
14697 (pass_build_alias): Adjust to run always and dump the function.
14698 * common.opt (ftree-salias): Hide.
14699 * passes.c (init_optimization_passes): Remove
14700 pass_create_structure_vars, adjust comment.
14701 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14702 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14703 * opts.c (decode_options): Do not set flag_tree_salias.
14704 (common_handle_option): Add OPT_ftree_salias to the backward
14705 compatibility section.
14707 2008-05-08 Richard Guenther <rguenther@suse.de>
14709 * tree-flow-inline.h (var_can_have_subvars): Move ...
14710 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
14711 * tree-flow.h (var_can_have_subvars): Remove.
14712 (push_fields_onto_fieldstack): Remove.
14713 (sort_fieldstack): Likewise.
14714 (struct fieldoff): Move ...
14715 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
14716 alias_set and base_for_components fields.
14717 (sort_fieldstack): Make static.
14718 (push_fields_onto_fieldstack): Likewise. Remove code that
14719 handles anything but RECORD_TYPEs. Remove alias_set and
14720 base_for_components handling.
14721 (create_variable_info_for): Adjust.
14723 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
14725 * common.opt (Wframe-larger-than=): Shorten the help message
14727 * doc/invoke.texi (Wframe-larger-than=): Add more description.
14729 2008-05-08 Rafael Espíndola <espindola@google.com>
14731 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
14733 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
14734 trap and that both operands are gimple values.
14735 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
14736 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
14739 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14741 * read-rtl.c (join_c_conditions): Return the first string if the
14742 two strings are equal.
14744 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14746 * gensupport.h (pred_data): Add a "num_codes" field.
14747 (add_predicate_code): Declare.
14748 * gensupport.c (add_predicate_code): New function.
14749 (std_pred_table): Add an "allows_const_p" field.
14750 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
14751 Remove the (incomplete) list of such codes from the codes field.
14752 (init_predicate_table): Use add_predicate_code. Add all
14753 RTX_CONST_OBJs if allows_const_p is true.
14754 * genrecog.c (process_define_predicate): Use add_predicate_code.
14756 2008-05-08 David Daney <ddaney@avtrex.com>
14757 Richard Sandiford <rsandifo@nildram.co.uk>
14759 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
14760 special case of constant zero operands.
14761 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
14762 old and new values. Special case constant zero values.
14763 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
14765 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
14766 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
14768 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
14771 * simplify-rtx.c (simplify_plus_minus): Create CONST of
14772 similar RTX_CONST_OBJ before CONST_INT.
14774 2008-05-08 Steve Ellcey <sje@cup.hp.com>
14776 * stmt.c (expand_stack_restore): Change sa mode if needed.
14778 2008-05-08 Richard Guenther <rguenther@suse.de>
14780 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
14781 return type to bool.
14782 (ix86_sol10_return_in_memory): Likewise.
14783 (ix86_i386elf_return_in_memory): Likewise.
14784 (ix86_i386interix_return_in_memory): Likewise.
14785 * config/i386/i386.c (ix86_return_in_memory): Likewise.
14786 (ix86_sol10_return_in_memory): Likewise.
14787 (ix86_i386elf_return_in_memory): Likewise.
14788 (ix86_i386interix_return_in_memory): Likewise.
14790 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14793 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
14795 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
14796 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
14799 2008-05-08 Richard Guenther <rguenther@suse.de>
14801 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
14802 * tree-data-ref.h (struct dr_alias): Remove subvars field.
14803 (DR_SUBVARS): Remove.
14804 * tree-dfa.c (dump_subvars_for): Remove.
14805 (debug_subvars_for): Likewise.
14806 (dump_variable): Do not dump subvars.
14807 (remove_referenced_var): Do not remove subvars.
14808 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
14809 (lookup_subvars_for_var): Remove.
14810 (get_subvars_for_var): Likewise.
14811 (get_subvars_at): Likewise.
14812 (get_first_overlapping_subvar): Likewise.
14813 (overlap_subvar): Likewise.
14814 * tree-flow.h (subvar_t): Remove.
14815 (struct var_ann_d): Remove subvars field.
14816 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
14817 argument. Remove special handling of SFTs.
14818 (compute_tag_properties): Likewise.
14819 (set_initial_properties): Likewise.
14820 (compute_call_clobbered): Likewise.
14821 (count_mem_refs): Likewise.
14822 (compute_memory_partitions): Likewise.
14823 (compute_flow_insensitive_aliasing): Likewise.
14824 (setup_pointers_and_addressables): Likewise.
14825 (new_type_alias): Likewise.
14826 (struct used_part): Remove.
14827 (used_portions): Likewise.
14828 (struct used_part_map): Likewise.
14829 (used_part_map_eq): Likewise.
14830 (used_part_map_hash): Likewise.
14831 (free_used_part_map): Likewise.
14832 (up_lookup): Likewise.
14833 (up_insert): Likewise.
14834 (get_or_create_used_part_for): Likewise.
14835 (create_sft): Likewise.
14836 (create_overlap_variables_for): Likewise.
14837 (find_used_portions): Likewise.
14838 (create_structure_vars): Likewise.
14839 * tree.def (STRUCT_FIELD_TAG): Remove.
14840 * tree.h (MTAG_P): Adjust.
14841 (struct tree_memory_tag): Remove base_for_components and
14842 unpartitionable flags.
14843 (struct tree_struct_field_tag): Remove.
14844 (SFT_PARENT_VAR): Likewise.
14845 (SFT_OFFSET): Likewise.
14846 (SFT_SIZE): Likewise.
14847 (SFT_NONADDRESSABLE_P): Likewise.
14848 (SFT_ALIAS_SET): Likewise.
14849 (SFT_UNPARTITIONABLE_P): Likewise.
14850 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
14851 (union tree_node): Remove sft field.
14852 * alias.c (get_alias_set): Remove special handling of SFTs.
14853 * print-tree.c (print_node): Remove handling of SFTs.
14854 * tree-dump.c (dequeue_and_dump): Likewise.
14855 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
14856 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
14857 * tree-predcom.c (set_alias_info): Do not set subvars.
14858 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
14859 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
14860 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
14861 (add_vars_for_offset): Remove.
14862 (add_virtual_operand): Remove special handling of SFTs.
14863 (add_call_clobber_ops): Likewise.
14864 (add_call_read_ops): Likewise.
14865 (get_asm_expr_operands): Likewise.
14866 (get_modify_stmt_operands): Likewise.
14867 (get_expr_operands): Likewise.
14868 (add_to_addressable_set): Likewise.
14869 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
14870 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14871 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
14872 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
14873 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
14874 (tree_node_structure): Likewise.
14875 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
14877 (find_what_p_points_to): Likewise.
14879 2008-05-08 Sa Liu <saliu@de.ibm.com>
14881 * config/spu/spu.md: Fixed subti3 pattern.
14883 2008-05-08 Richard Guenther <rguenther@suse.de>
14885 PR middle-end/36154
14886 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14887 sure to create a representative for trailing arrays for PTA.
14889 2008-05-08 Richard Guenther <rguenther@suse.de>
14891 PR middle-end/36172
14892 * fold-const.c (operand_equal_p): Two objects which types
14893 differ in pointerness are not equal.
14895 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14897 * calls.c (compute_argument_block_size): Add argument tree fndecl.
14898 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
14899 (emit_library_call_value_1): Add new variable fndecl initialized by
14900 NULL_TREE. It should be the decl type of orgfun, but this information
14901 seems not to be available here, so it uses the default calling abi.
14902 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
14903 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
14904 by TARGET_RETURN_IN_MEMORY.
14905 * config/i386/i386-interix.h: Likewise.
14906 * config/i386/i386.h: Likewise.
14907 * config/i386/i386elf.h: Likewise.
14908 * config/i386/ptx4-i.h: Likewise.
14909 * config/i386/sol2-10.h: Likewise.
14910 * config/i386/sysv4.h: Likewise.
14911 * config/i386/vx-common.h: Likewise.
14912 * config/cris/cris.h: Removed #if 0 clause.
14913 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
14914 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
14916 (ix86_sol10_return_in_memory): Likewise.
14917 (ix86_i386elf_return_in_memory): New.
14918 (ix86_i386interix_return_in_memory): New.
14919 * config/mt/mt-protos.h (mt_return_in_memory): New.
14920 * config/mt/mt.c: Likewise.
14921 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14922 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
14923 * config/bfin/bfin.h: Likewise.
14924 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
14926 * config/bfin/bfin.c: Likewise.
14927 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14928 * config/alpha/unicosmk.h: Likewise.
14929 * config/i386/cygming.h: Likewise.
14930 * config/iq2000/iq2000.h: Likewise.
14931 * config/mips/mips.h: Likewise.
14932 * config/mn10300/mn10300.h: Likewise.
14933 * config/rs6000/rs6000.h: Likewise.
14934 * config/score/score.h: Likewise.
14935 * config/spu/spu.h: Likewise.
14936 * config/v850/v850.h: Likewise.
14937 * defaults.h: Likewise.
14938 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14939 * expr.c (emit_block_move): Adjust use of
14940 OUTGOING_REG_PARM_STACK_SPACE.
14941 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14942 OUTGOING_REG_PARM_STACK_SPACE.
14943 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14945 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14947 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14948 on OMP_RETURN for OMP_FOR.
14951 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14952 (fortran_common): New function.
14953 (gen_variable_die): Call fortran_common instead of common_check,
14954 adjust for it returning tree instead of rtx. Formatting.
14956 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14960 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14961 * c-decl.c (merge_decls): Ditto.
14962 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14963 to RTL_CONST_OR_PURE_CALL_P.
14964 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14965 Initialized DECL_LOOPING_CONST_PURE.
14966 (process_call_operands): Set tree_side_effects properly.
14967 * tree.h (TREE_READONLY_DECL_P): Removed.
14968 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14969 (DECL_LOOPING_OR_CONST_P): New macro.
14970 (struct tree_function_decl): Added looping_const_or_pure_p.
14971 (ECF_*) Renumbered.
14972 (ECF_LOOPING_OR_CONST_P): New macro.
14973 * rtlanal.c (pure_const_p): Removed.
14974 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14975 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14976 to RTL_CONST_CALL_P.
14977 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14978 (check_decl, check_tree, check_call, scan_function): Initialize
14980 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14981 (static_execute): Set looping true for recursive functions.
14982 Undo setting state to IPA_NEITHER for recursive functions.
14983 * cse.c (cse_insn):
14984 * ifcvt.c (noce_can_store_speculate_p): Changed
14985 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14986 RTL_CONST_OR_PURE_CALL_P.
14987 * dse.c (scan_insn): Ditto.
14988 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14989 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14990 RTL_CONST_OR_PURE_CALL_P.
14991 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14992 pure_call_p to RTL_CONST_CALL_P.
14993 * gimplify.c (gimplify_call_expr): Clear side effects for
14994 non-looping pure and constant calls.
14995 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14996 (flags_from_decl_or_type): Set ecf flags from decl flags.
14997 (initialize_argument_information): Turn off
14998 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14999 Change const to pure if callee_copies is true rather than just
15001 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15002 way of marking pure calls.
15003 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15004 Remove hack that was supposed to fix pr7335 and remove old
15005 way of marking pure calls.
15006 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15007 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15008 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15009 RTL_CONST_OR_PURE_CALL_P.
15010 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15011 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15012 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15013 * sched-deps.c (schedule_analyze): Ditto.
15014 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15015 return_val field of calls to represent pure and const function info.
15016 (CONST_OR_PURE_CALL_P): Deleted macro.
15017 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15018 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15019 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15021 * tree-optimize.c (execute_fixup_cfg): Added test for
15022 ECF_LOOPING_CONST_OR_PURE.
15023 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15025 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15026 effects for looping pure or const calls.
15027 (verify_gimple_expr): Added verification code.
15028 * config/alpha/alpha.c (alpha_legitimize_address,
15029 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15031 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15032 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15033 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15034 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15035 RTL_CONST_OR_PURE_CALL_P.
15036 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15037 and const calls to be deleted.
15039 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15042 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15043 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15044 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15045 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15046 to handle nonimmediate operands.
15047 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15048 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15049 to handle nonimmediate operands.
15050 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15051 (mmx_pmulhrwv4hi3): New expander. Use
15052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15053 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15054 (sse2_umulv1siv1di3): New expander. Use
15055 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15056 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15057 (mmx_eq<mode>3): New expander. Use
15058 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15059 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15060 (mmx_uavgv8qi3): New expander. Use
15061 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15062 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15063 (mmx_uavgv4hi3): New expander. Use
15064 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15066 * config/i386/sse.md
15067 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15068 to handle nonimmediate operands.
15069 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15070 to handle nonimmediate operands.
15071 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15072 to handle nonimmediate operands.
15073 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15074 to handle nonimmediate operands.
15075 (sse2_unpckhpd_exp): New expander. Use
15076 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15077 (sse2_unpcklpd_exp): New expander. Use
15078 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15079 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15080 to handle nonimmediate operands.
15081 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15082 to handle nonimmediate operands.
15083 (*sse2_<plusminus_insn><mode>3): Rename from
15084 sse2_<plusminus_insn><mode>3 insn pattern.
15085 (sse2_<plusminus_insn><mode>3): New expander. Use
15086 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15087 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15088 (sse2_umulv2siv2di3): New expander. Use
15089 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15090 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15091 (sse4_1_mulv2siv2di3): New expander. Use
15092 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15093 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15094 (sse2_pmaddwd): New expander. Use
15095 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15096 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15097 (sse2_eq<mode>3): New expander. Use
15098 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15099 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15100 (sse4_1_eqv2di3): New expander. Use
15101 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15102 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15103 (sse2_uavgv16qi3): New expander. Use
15104 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15105 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15106 (sse2_uavgv16qi3): New expander. Use
15107 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15108 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15109 (sse2_uavgv8hi3): New expander. Use
15110 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15111 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15112 (ssse3_pmulhrswv8hi3): New expander. Use
15113 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15114 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15115 (ssse3_pmulhrswv4hi3): New expander. Use
15116 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15118 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15119 (<sse>_vmmul<mode>3): Ditto.
15120 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15122 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15123 (ssse3_pmaddubsw): Ditto.
15125 * config/i386/i386.c (struct_builtin_description)
15126 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15127 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15128 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15129 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15130 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15131 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15132 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15133 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15134 (ix86_fixup_binary_operands): Assert that src1
15135 and src2 must have the same mode when swapped.
15136 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15137 and ix86_binary_operator_ok. Do not force operands in registers
15140 2008-05-07 Jan Hubicka <jh@suse.cz>
15142 * cgraph.c (dump_cgraph_node): Update.
15143 * cgraph.h (cgraph_local_info): Break out inline summary.
15144 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15146 * ipa-inline (inline_summary): New accestor function.
15147 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15148 cgraph_decide_inlining, compute_inline_parameters): Update.
15149 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15151 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15153 Cleanup ColdFire scheduling support and add V4 pipeline model.
15155 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15156 (define_attr cpu): Add cfv4 value.
15157 (define_attr type, define_attr type1): Merge into a single 'type'
15158 attribute. Update all uses.
15159 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15160 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15162 (define_attr opx_mem, define_attr opy_mem): Remove.
15163 (define_attr op_mem): Clean up, update comment.
15164 (define_attr size): Use specific values instead of general int.
15165 (define_attr guess, define_attr split): Remove. Update all uses.
15166 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15167 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15168 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15169 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15170 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15171 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15172 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15173 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15174 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15175 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15176 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15177 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15178 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15179 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15180 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15181 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15182 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15183 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15184 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15185 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15186 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15187 Update or set attributes.
15188 (stack_tie): New fake instruction.
15190 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15191 (m68k_sched_attr_size): Update declaration.
15192 (m68k_sched_attr_type2): Remove.
15193 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15194 Declare new bypass predicates.
15196 * config/m68k/m68k.c (m68k_sched_issue_rate,
15197 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15199 (TARGET_SCHED_ISSUE_RATE,
15200 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15201 (override_options): Handle scheduling for ColdFire V4 core.
15202 (m68k_expand_prologue): Emit stack_tie.
15203 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15204 'OP_TYPE_FPN'. Update all uses.
15205 (sched_guess_p): Remove.
15206 (sched_address_type): Handle symbolic addresses.
15207 (sched_get_operand): New static function.
15208 (sched_operand_type): Merge into sched_attr_op_type.
15209 (sched_attr_op_type): Handle FP registers, handle quick constants,
15211 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15212 (m68k_sched_attr_size): Update. Move logic to ...
15213 (sched_get_attr_size_int): New static function.
15214 (sched_get_opxy_mem_type): New static function.
15215 (m68k_sched_attr_op_mem): Update.
15216 (m68k_sched_attr_type2): Remove.
15217 (sched_cfv4_bypass_data): New static variable.
15218 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15219 (m68k_sched_issue_rate): Implement scheduler hook.
15220 (struct _sched_ib: enabled_p): New field.
15221 (m68k_sched_variable_issue): Update. Handle V4.
15222 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15223 sched_dump_class_func_t, sched_dump_split_class,
15224 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15225 sched_dump_dfa_class, m68k_sched_dump): Remove.
15226 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15228 (m68k_sched_init_global): Remove statisctics dumping, introduce
15229 sanity check that all instructions have pipeline reservations. Handle
15231 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15232 Handle ColdFire V4 core.
15233 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15234 New static functions.
15235 (m68k_sched_address_bypass_p): New bypass predicate.
15236 (sched_get_indexed_address_scale): New static function.
15237 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15239 * cf.md: Update comments.
15240 (define_attr type2): Remove. Use 'type' attribute instead.
15242 (cf_ib): Rename to cfv123_ib. Update all uses.
15243 (cf_oep): Rename to cfv123_oep. Update all uses.
15244 (cf_chr): Rename to cfv123_chr. Update all uses.
15245 (cf_mem): Rename to cfv123_mem. Update all uses.
15246 (cf_mac): Move to more appropriate place.
15247 (cfv123_guess): New automaton and cpu_unit.
15248 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15249 Update uses of 'size' attribute. Handle before reload scheduling.
15250 (cfv123_guess): New dummy reservation for unhandled instructions.
15251 (cfv4_*): Pipeline description of ColdFire V4 core.
15252 (ignore): New reservation to handle 'ignore' type.
15254 2008-05-07 Ian Lance Taylor <iant@google.com>
15256 PR middle-end/36013
15257 * gimplify.c (find_single_pointer_decl_1): Don't look through
15259 (find_single_pointer_decl): Adjust comments.
15261 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15263 PR middle-end/36137
15264 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15265 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15267 PR middle-end/36106
15268 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15269 integral type rather than floating point, then VIEW_CONVERT_EXPR
15270 to the floating point type.
15272 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15274 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15275 TFmode op0 to register.
15277 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15279 * c-decl.c (grokdeclarator): Comment typo.
15281 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15283 * tree-flow.h: Remove prototype for computed_goto_p.
15284 * tree-cfg.c (computed_goto_p): Make static.
15286 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15289 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15290 (contains_aligned_value_p): This. Handle _Decimal128.
15291 (ix86_function_arg_boundary): Only align _Decimal128 to its
15292 natural boundary and handle it properly.
15294 2008-05-06 Martin Jambor <mjambor@suse.cz>
15296 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15297 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15298 (ipcp_method_set_orig_node): Removed.
15299 (ipcp_cval_get_cvalue_type): Removed.
15300 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15301 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15302 (ipcp_cval_set_cvalue_type): Removed.
15303 (ipcp_cval_get_cvalue): Removed.
15304 (ipcp_cval_set_cvalue): Removed.
15305 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15306 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15307 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15308 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15309 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15310 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15311 (ipcp_get_ith_lattice): Changed parameters.
15312 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15313 (ipcp_lattice_from_jfunc): Changed parameters.
15314 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15315 (ipcp_method_cval_print): Added temporary variable info.
15316 (ipcp_redirect): Removed already unused local variable caller.
15317 (ipcp_redirect): New temporary variable orig_callee_info
15318 (ipcp_redirect): Removed newly unused local variable callee.
15319 (ipcp_redirect): Removed (a bit confusing) local variable type.
15320 (ipcp_insert_stage): Added local variable info.
15321 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15323 (ipcp_formal_create): Removed.
15324 (ipcp_method_cval_set): Removed.
15325 (ipcp_propagate_stage): Renamed lattice variables.
15326 (ipcp_method_cval_set_cvalue_type): Removed.
15327 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15328 (ipcp_print_all_lattices): Changed printed strings to refer to
15329 lattices rather than cvals.
15330 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15331 (ipcp_propagate_const): Changed formal parameters.
15332 (build_const_val): Changed formal parameters.
15333 (ipcp_insert_stage): Removed useless variable cvalue
15334 (build_const_val): Changed formal parameters.
15335 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15336 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15337 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15338 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15339 (ipcp_print_func_profile_counts): Changed string from "method" to
15341 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15342 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15343 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15344 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15345 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15346 (ipcp_lat_is_const): Changed parameters and made inline.
15347 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15348 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15349 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15350 the predicate condition directly
15351 (ipcp_propagate_stage): Added local variable args. Removed local
15352 variable callee. (Both are mere code simplifications.)
15353 (ipcp_method_dont_insert_const): Renamed to
15354 ipcp_node_not_modifiable_p.
15355 (ipcp_node_not_modifiable_p): Made inline.
15356 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15357 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15358 (ipcp_print_all_lattices): Removed variable cvalue
15359 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15362 2008-05-06 Olivier Hainque <hainque@adacore.com>
15364 * tree-sra.c (try_instantiate_multiple_fields): Early return
15365 if field has POINTER_TYPE.
15367 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15369 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15370 by using 'q' specifier for instruction.
15371 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15373 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15375 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15376 Change mode of zero_extract from QImode to HImode.
15377 (sign bit tests peepholes): (Ditto.).
15379 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15381 * config/i386/mmx.md: Remove double backslashes from asm templates.
15382 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15383 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15384 to handle nonimmediate operands.
15385 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15386 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15387 to handle nonimmediate operands.
15388 (*mmx_<code>v2sf3_finite): New insn pattern.
15389 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15390 (mmx_<code>v2sf3): New expander. Use
15391 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15392 (mmx_<plusminus_insn><mode>3): New expander. Use
15393 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15394 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15395 (mmx_add<mode>3): Removed.
15396 (mmx_ssadd<mode>3): Ditto.
15397 (mmx_usadd<mode>3): Ditto.
15398 (mmx_sub<mode>3): Ditto.
15399 (mmx_sssub<mode>3): Ditto.
15400 (mmx_ussub<mode>3): Ditto.
15401 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15402 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15403 to handle nonimmediate operands.
15404 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15406 (mmx_smulv4hi3_highpart): New expander. Use
15407 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15408 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15410 (mmx_umulv4hi3_highpart): New expander. Use
15411 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15412 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15413 (mmx_<code>v4hi3): New expander. Use
15414 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15415 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15416 (mmx_<code>v8qi3): New expander. Use
15417 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15418 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15419 (mmx_<code><mode>3): New expander. Use
15420 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15422 2008-05-05 Jan Hubicka <jh@suse.cz>
15424 PR tree-optimization/36118
15425 * passes.c (pass_init_dump_file): Fix dump header.
15427 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15429 PR middle-end/36141
15430 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15431 VCE for function decls.
15433 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15435 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15437 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15439 * config/i386/i386.md (sat_plusminus): New.
15440 (plusminus_insn): Likewise.
15441 (plusminus_mnemonic): Likewise.
15443 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15444 (*<addsub><mode>3_cc_overflow): Renamed to ...
15445 (*<plusminus_insn><mode>3_cc_overflow): This.
15446 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15447 (*<plusminus_insn>si3_zext_cc_overflow): This.
15449 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15450 (<plusminus_insn><mode>3): This.
15451 (*<addsub><mode>3): Renamed to ...
15452 (*<plusminus_insn><mode>3): This.
15453 (<sse>_vm<addsub><mode>3): Renamed to ...
15454 (<sse>_vm<plusminus_insn><mode>3): This.
15455 (sse3_h<addsub>v4sf3): Renamed to ...
15456 (sse3_h<plusminus_insn>v4sf3): This.
15457 (sse3_h<addsub>v2df3): Renamed to ...
15458 (sse3_h<plusminus_insn>v2df3): This.
15459 (<plusminus_insn><mode>3): New.
15460 (*<plusminus_insn><mode>3): Likewise.
15461 (sse2_<plusminus_insn><mode>3): Likewise.
15462 (add<mode>): Removed.
15463 (*add<mode>3): Likewise.
15464 (sse2_ssadd<mode>3): Likewise.
15465 (sse2_usadd<mode>3): Likewise.
15466 (sub<mode>3): Likewise.
15467 (*sub<mode>3): Likewise.
15468 (sse2_sssub<mode>3): Likewise.
15469 (sse2_ussub<mode>3): Likewise.
15471 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15473 * gthr-single.h: Add in required interface elements as per gthr.h.
15474 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15475 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15476 Generalize UNUSED macro.
15477 (__gthread_once): Add.
15478 (__gthread_key_create): Add.
15479 (__gthread_key_delete): Add.
15480 (__gthread_getspecific): Add.
15481 (__gthread_setspecific): Add.
15483 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
15485 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
15486 the same size types for the indirect reference on the rhs, then
15489 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
15491 * config/i386/i386.md
15492 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
15493 one insn template instead of template series.
15494 (*xordi_1_rex64): Ditto.
15495 (*xordi_2_rex64): Ditto.
15497 2008-05-05 Ira Rosen <irar@il.ibm.com>
15499 PR tree-optimization/36119
15500 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15503 2008-06-04 Jan Hubicka <jh@suse.cz>
15505 tree-optimization/36100
15506 * tree-pass.h (pass_O0_always_inline): Declare.
15507 * ipa-inline.c (inline_transform): Remove dead code.
15508 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15509 pass_O0_always_inline): New.
15510 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15512 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15514 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15515 mnemonic in this_param move for TARGET_64BIT.
15517 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15519 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15520 (*strmovsi_rex_1): Ditto.
15521 (*strsetsi_1): Ditto.
15522 (*strsetsi_rex_1): Ditto.
15524 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15525 adddicc expanders using SWI mode iterator.
15527 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15530 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15533 2008-05-04 David S. Miller <davem@davemloft.net>
15535 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15536 (sparc*-*-linux*): Use linux.h in tm_file.
15537 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15538 compiler defaulting to 32-bit.
15539 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15541 * config/sparc/linux.h: Remove definitions now obtained
15542 properly from linux.h
15543 * config/sparc/linux64.h: Likewise.
15544 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15545 don't want this setting for 32-bit builds in a biarch compiler.
15546 * doc/install.texi: Add sparc-linux to list of targets
15547 supporting --enable-targets=all.
15549 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15551 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15553 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15555 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15556 after V4SI_FTYPE_V8HI.
15557 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15558 case V4SI_FTYPE_V2DF.
15560 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15562 * doc/invoke.texi (max-flow-memory-locations): Removed.
15563 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15565 2008-05-03 Richard Guenther <rguenther@suse.de>
15567 PR middle-end/34973
15568 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15570 2008-05-02 David S. Miller <davem@davemloft.net>
15572 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15574 2008-05-02 Simon Baldwin <simonb@google.com>
15577 * c-common.h (warn_array_subscript_range): Removed.
15578 * c-common.c (warn_array_subscript_range): Ditto.
15579 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15580 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15582 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15584 * config/i386/i386.c (ix86_special_builtin_type): New.
15585 (bdesc_special_args): Likewise.
15586 (ix86_expand_special_args_builtin): Likewise.
15587 (ix86_init_mmx_sse_builtins): Updated.
15588 (ix86_expand_builtin): Updated.
15589 (ix86_expand_store_builtin): Removed.
15590 (ix86_expand_unop_builtin): Likewise.
15592 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15593 * config/i386/mmintrin.h (__v2sf): Here.
15595 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15597 (_mm_loadl_pi): Likewise.
15598 (_mm_storeh_pi): Replace __v2si with __v2sf.
15599 (_mm_storel_pi): Likewise.
15601 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15602 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15603 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15604 __builtin_ia32_loadlpd.
15606 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15608 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15609 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15610 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15611 (ix86_init_mmx_sse_builtins): Updated.
15612 (ix86_expand_args_builtin): Likewise.
15613 (ix86_expand_builtin): Likewise.
15614 (ix86_expand_unop1_builtin): Renamed to ...
15615 (ix86_expand_unop_vec_merge_builtin): This.
15617 2008-05-01 Jan Hubicka <jh@suse.cz>
15620 * ipa-inline.c (inline_generate_summary): Make static.
15621 (inline_transform): Do not call inlining at -O0; make static.
15622 * passes.c (execute_todo): Add sanity check.
15623 (execute_one_ipa_transform_pass): Execute proper flags.
15625 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15627 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15628 (DECL_NONADDRESSABLE_P): Likewise.
15629 * alias.c (record_component_aliases): Fix comment.
15631 2008-05-01 Simon Baldwin <simonb@google.com>
15633 * c-common.h (warn_array_subscript_range): New function.
15634 * c-common.c (warn_array_subscript_range): Ditto.
15635 * tree-vrp.c (check_array_ref): Corrected code to agree with
15636 comment, ignoring only arrays of size 0 or size 1.
15637 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15639 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15641 * config/i386/i386.c (ix86_builtin_type): Replace
15642 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15643 (bdesc_args): Updated.
15644 (ix86_init_mmx_sse_builtins): Likewise.
15645 (ix86_expand_args_builtin): Likewise.
15647 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15650 * doc/extend.texi: Correct __builtin_ia32_palignr.
15652 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15655 * config/i386/i386.c (bdesc_crc32): Removed.
15656 (ix86_expand_crc32): Likewise.
15657 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15658 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15659 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15660 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15661 UINT_FTYPE_UINT_UCHAR.
15662 (bdesc_args): Updated. Add crc32 builtins.
15663 (ix86_init_mmx_sse_builtins): Updated.
15664 (ix86_expand_args_builtin): Updated to support subreg.
15666 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15668 2008-05-01 Jan Hubicka <jh@suse.cz>
15670 * tree-pass.h (opt_pass): Add IPA_PASS.
15671 (varpool_node, cgraph_node): Forward declare.
15672 (ipa_opt_pass): Define.
15673 (pass_ipa_inline): Turn into ipa_opt_pass.
15674 (pass_apply_inline): Remove.
15675 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15676 (apply_inline): Turn into ....
15677 (inline_transform): ... this one.
15678 (inline_generate_summary): New function.
15679 (pass_apply_inline): Remove.
15680 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15682 (struct function): Add ipa_transforms_to_apply.
15683 * passes.c (register_one_dump_file): Work on IPA_PASS.
15684 (init_optimization_passes): Remove pass_inline_parameters and
15686 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
15687 (execute_one_pass) ... here; apply transforms when possible.
15688 (add_ipa_transform_pass, execute_ipa_summary_asses,
15689 execute_one_ipa_transform_pass): New.
15690 (execute_ipa_pass_list): Update for IPA_PASS type.
15692 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15694 * config/i386/i386.c (ix86_builtin_type): Add
15695 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
15696 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
15697 (bdesc_args): Add SSE4a builtins.
15698 (ix86_init_mmx_sse_builtins): Updated.
15699 (ix86_expand_args_builtin): Likewise.
15700 (ix86_expand_builtin): Likewise.
15702 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15704 * config/i386/i386.c (ix86_builtin_type): Add
15705 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
15706 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
15707 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
15708 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
15709 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
15710 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
15711 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
15712 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
15713 and DI_FTYPE_DI_DI_INT.
15714 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
15715 (ix86_init_mmx_sse_builtins): Updated.
15716 (ix86_expand_args_builtin): Likewise.
15717 (ix86_expand_builtin): Likewise.
15718 (ix86_expand_binop_imm_builtin): Removed.
15720 * doc/extend.texi: Correct __builtin_ia32_palignr128.
15722 2008-04-30 Richard Guenther <rguenther@suse.de>
15724 PR tree-optimization/32921
15725 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
15727 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
15729 * config/arm/arm.c (arm_unwind_emit): Use
15730 crtl->all_throwers_are_sibcalls instead of
15731 cfun->all_throwers_are_sibcalls.
15732 (arm_output_fn_unwind): Likewise.
15733 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
15734 instead of cfun->uses_pic_offset_table.
15735 (frv_expand_prologue): Likewise.
15736 (frv_frame_pointer_required): Likewise.
15737 (frv_expand_fdpic_call): Likewise.
15738 (frv_emit_movsi): Likewise.
15739 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
15740 cfun->returns_pcc_struct instead of
15741 current_function_returns_pcc_struct.
15742 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
15743 instead of cfun->calls_eh_return.
15744 (m32c_pushm_popm): Likewise.
15745 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
15746 "extern" declaration.
15748 2008-04-30 Richard Guenther <rguenther@suse.de>
15750 PR tree-optimization/21636
15751 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
15753 (evaluate_stmt): Print the likely value.
15754 (ccp_visit_stmt): Avoid excessive vertical spacing.
15756 2008-04-30 Rafael Espíndola <espindola@google.com>
15758 * builtins.c (fold_call_expr): Return realret.
15759 * tree-ssa-threadedge.c
15760 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15761 __builtin_object_size.
15763 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
15765 * gcc.c (wrapper_string): New variable.
15766 (insert_wrapper): New function.
15767 (execute): New option -wrapper.
15768 * doc/invoke.texi (Overall Options): New driver option -wrapper.
15770 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
15772 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
15773 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
15774 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
15776 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
15777 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
15778 config/rs6000/e500crtres64gprctr.asm,
15779 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
15780 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
15781 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
15782 config/rs6000/e500crtsav64gprctr.asm,
15783 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
15784 config/rs6000/e500crtsavg64gprctr.asm: New files.
15785 * config/rs6000/t-ppccomm: Add build rules for new files.
15786 (LIB2FUNCS_STATIC_EXTRA): Add new files.
15787 * config/rs6000/t-netbsd: Add build rules for new files.
15788 (LIB2FUNCS_STATIC_EXTRA): New variable.
15789 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
15790 (CRTSAVRES_DEFAULT_SPEC): Likewise.
15791 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
15793 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
15795 * config/i386/i386.c (ix86_builtin_type): Add
15796 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
15797 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
15798 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
15799 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
15800 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
15801 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
15802 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
15803 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
15804 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
15805 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
15806 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
15807 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
15808 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
15809 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
15810 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
15811 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
15812 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
15813 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
15814 V1DI_FTYPE_V2SI_V2SI.
15815 (bdesc_2arg): Moved to ...
15816 (bdesc_args): Here.
15817 (ix86_init_mmx_sse_builtins): Updated.
15818 (ix86_expand_args_builtin): Updated. Take a pointer
15819 to const struct builtin_description. Handle comparison
15821 (ix86_expand_sse_compare): Take a new argument for swapping operands.
15822 (ix86_expand_builtin): Updated.
15824 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
15825 (ssse3_pmaddubsw128): This.
15826 (ssse3_pmaddubswv4hi3): Renamed to ...
15827 (ssse3_pmaddubsw): This.
15829 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
15830 (__builtin_ia32_packssdw128): Likewise.
15831 (__builtin_ia32_packuswb128): Likewise.
15832 (__builtin_ia32_pmaddubsw): Likewise.
15833 (__builtin_ia32_pmaddubsw128): Likewise.
15835 2008-04-30 Richard Guenther <rguenther@suse.de>
15837 PR tree-optimization/14847
15838 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
15839 (recognize_bits_test): Use it.
15840 (recognize_single_bit_test): Likewise.
15842 2008-04-30 Martin Jambor <mjambor@suse.cz>
15844 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
15845 instead of setting number of formal parameters to zero.
15846 (ipcp_init_stage): Do not set the number of actual parameters to zero
15848 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
15849 which are called with variable number of arguments.
15850 (ipcp_insert_stage): Explicitely skipping all nodes which are
15851 called with variable number of arguments.
15852 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
15853 number of parameters.
15855 * ipa-prop.h (struct ipa_node_params): Added flag
15856 called_with_var_arguments
15857 (ipa_set_param_count): Added. Changed sole setter to use it.
15858 (ipa_get_param_count): Added. All readers of param_count
15859 converted to use it instead.
15860 (ipa_set_called_with_variable_arg): Added.
15861 (ipa_is_called_with_var_arguments): Added.
15862 (ipa_get_ith_param): Added. All readers of param_decls converted
15864 (ipa_set_cs_argument_count): Added, sole writer to argument_count
15866 (ipa_get_cs_argument_count): Added, all readers of argument_count
15868 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
15871 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
15872 (struct ipcp_lattice): Renamed cval_type to type
15873 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
15875 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
15876 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
15877 (ipcp_insert_stage): Changed the type of variable cvalue to tree
15878 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
15879 (build_const_val): Changed the type of parameter cvalue to tree
15880 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
15881 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
15883 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
15886 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
15887 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
15888 (ipa_add_method): Renamed to ipa_push_func_to_list
15889 (ipa_remove_method): Renamed to ipa_pop_func_from_list
15890 (ipa_callsite_param_count): Removed.
15891 (ipa_callsite_param_count_set): Removed.
15892 (ipa_callsite_param): Removed.
15893 (ipa_callsite_callee): Removed.
15894 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
15895 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
15896 (ipa_method_formal_count): Removed.
15897 (ipa_method_formal_count_set): Removed.
15898 (ipa_method_get_tree): Removed.
15899 (ipa_method_tree_map_create): Removed.
15900 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
15901 (ipa_create_param_decls_array): Creates the array itself
15902 (ipa_create_param_decls_array): Temporary variable info instead of
15903 a few dereferences.
15904 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
15905 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
15906 (get_type): Removed.
15907 (ipa_jf_get_info_type): Removed.
15908 (ipa_node_create): Renamed to ipa_create_node_params
15909 (ipa_free): Renamed to ipa_free_all_node_params
15910 (ipa_nodes_create): Renamed to ipa_create_all_node_params
15911 (ipa_edges_create): Renamed to ipa_create_all_edge_args
15912 (ipa_edges_free): Renamed to ipa_free_all_edge_args
15913 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
15914 (ipa_free_all_node_params): Deallocation to jump_functions moved to
15915 ipa_free_all_edge_args
15916 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
15917 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
15918 (ipa_create_methodlist_node): Removed.
15919 (ipa_methodlist_method): Removed.
15920 (ipa_methodlist_method_set): Removed.
15921 (ipa_methodlist_next_method): Removed.
15922 (ipa_methodlist_next_method_set): Removed.
15923 (ipa_method_is_modified): Removed.
15924 (ipa_method_modify_create): Removed.
15925 (ipa_method_modify_init): Temporary variable info instead of a few
15927 (ipa_detect_param_modifications): Temporary variable info instead of
15928 a few dereferences.
15929 (ipa_compute_jump_functions): Temporary variable info instead of
15930 a few dereferences.
15931 (ipa_method_modify_set): Removed.
15932 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
15933 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
15934 than craph_node as the first parameter.
15935 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15936 (ipa_method_modify_init): Removed.
15937 (ipa_compute_jump_functions): Added a temp variable instead of
15938 repeatadly dereferencing the cgraph_edge.aux pointer
15939 (ipa_callsite_param_set_type): Removed.
15940 (ipa_compute_jump_functions): i renamed to index and moved to
15942 (ipa_callsite_param_set_info_type_formal): Removed.
15943 (ipa_callsite_param_set_info_type): Removed.
15944 (ipa_callsite_param_map_create): Removed.
15945 (ipa_callsite_tree): Removed.
15946 (ipa_callsite_caller): Removed.
15947 (ipa_pop_func_from_list): return_method removed to return_func
15949 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15950 prefixed all values with IPA_. Changed all users.
15951 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15952 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15953 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15954 (union parameter_info): Renamed to jump_func_value.
15955 (union jump_func_value): Renamed value to constant
15956 (struct ipa_jump_func): Renamed info_type to value
15957 (struct ipa_node): Renamed to ipa_node_params
15958 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15959 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15960 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15961 (struct ipa_edge): Renamed to ipa_edge_args
15962 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15963 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15964 (struct ipa_methodlist): Renamed to ipa_func_list
15965 (struct ipa_func_list): method_p renamed to node, next_method
15967 (ipa_methodlist_p): Removed, switched all users to struct pointer
15968 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15970 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15972 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15973 (rs6000_emit_epilogue): Use backchain to restore only when we
15974 have a large frame. Make use of frame pointer to restore if we
15975 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15977 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15979 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15980 Add mode to zero_extract.
15981 (sign bit tests peepholes): (Ditto.).
15983 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15985 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15986 Instructions in comments with SSE3.
15987 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15988 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15989 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15990 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15991 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15992 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15993 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15994 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15995 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15996 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15997 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15998 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15999 (bdesc_sse_args): Renamed to ...
16000 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16001 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16002 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16003 IX86_BUILTIN_FABSQ.
16004 (bdesc_1arg): Moved to ...
16005 (bdesc_args): Here.
16006 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16007 Instructions in comments with SSE3.
16008 (ix86_expand_sse_operands_builtin): Renamed to ...
16009 (ix86_expand_args_builtin): This. Updated.
16010 (ix86_expand_unop1_builtin): Update comments.
16011 (ix86_expand_builtin): Updated.
16013 2008-04-29 Richard Guenther <rguenther@suse.de>
16015 PR tree-optimization/36078
16016 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16017 Update virtual SSA form after cleaning up the CFG.
16019 2008-04-29 Richard Guenther <rguenther@suse.de>
16021 PR middle-end/15255
16022 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16024 2008-04-29 Richard Guenther <rguenther@suse.de>
16026 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16027 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16028 (compute_flow_insensitive_aliasing): Do not treat
16029 PTR_IS_REF_ALL pointers special.
16030 (get_smt_for): Likewise.
16031 (may_alias_p): Re-structure.
16032 (is_escape_site): A ref-all pointer conversion is not an escape site.
16033 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16034 PTR_IS_REF_ALL pointers special.
16035 * tree-ssa-structalias.h (struct alias_info): Remove
16036 ref_all_symbol_mem_tag field.
16037 (PTR_IS_REF_ALL): Remove.
16039 2008-04-29 Richard Guenther <rguenther@suse.de>
16041 PR middle-end/36077
16042 * fold-const.c (extract_muldiv_1): In combining division constants
16043 make sure to never overflow.
16045 2008-04-29 Nick Clifton <nickc@redhat.com>
16047 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16049 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16052 * optc-gen.awk: Work around HP-UX/IA awk bug.
16054 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16056 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16059 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16062 * config/i386/i386.md
16063 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16064 Change operand 1 predicate to nonimmediate_operand.
16066 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16069 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16071 * gengtype.c (walk_type, write_func_for_structure): Handle
16073 * doc/gty.texi: Document chain_circular.
16075 2008-04-28 Richard Guenther <rguenther@suse.de>
16077 PR tree-optimization/36066
16078 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16081 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16084 * config/i386/i386.md
16085 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16086 Use match_scratch instead of match_operand for operands 3 and 4.
16088 2008-04-27 Richard Guenther <rguenther@suse.de>
16090 PR tree-optimization/18754
16091 PR tree-optimization/34223
16092 * tree-pass.h (pass_complete_unrolli): Declare.
16093 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16094 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16095 Rewrite loop into loop closed SSA form if it is not already.
16096 (tree_unroll_loops_completely): Re-structure to iterate over
16097 innermost loops with intermediate CFG cleanups.
16098 Unroll outermost loops only if requested or the code does not grow
16100 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16101 loops are available.
16102 (tree_vectorize): Instead do so here.
16103 (tree_complete_unroll): Also unroll outermost loops.
16104 (tree_complete_unroll_inner): New function.
16105 (gate_tree_complete_unroll_inner): Likewise.
16106 (pass_complete_unrolli): New pass.
16107 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16108 uses outside of the loop.
16109 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16110 form if it is available.
16111 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16112 * passes.c (init_optimization_passes): Schedule complete inner
16113 loop unrolling pass before the first CCP pass after final inlining.
16115 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16117 * targhooks.h (default_emutls_var_fields,
16118 default_emutls_var_init): Declare.
16119 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16120 * target.h (struct gcc_target): Add struct emutls member.
16121 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16122 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16123 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16124 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16125 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16126 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16127 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16128 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16129 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16130 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16131 emit debug information.
16132 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16133 * varasm.c: Include targhooks.h.
16134 (emutls_object_section, emutls_tmpl_section): New.
16135 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16136 (EMUTLS_SEPARATOR): New.
16137 (prefix_name): New.
16138 (get_emutls_object_name): New.
16139 (default_emutls_var_fields): New, broken out of ...
16140 (get_emutls_object_type): ... here. Adjust to use target hooks.
16141 (get_emutls_init_templ_addr): Adjust to use target hooks.
16142 (emutls_decl): Adjust to use target hooks.
16143 (emutls_finish): Likewise.
16144 (default_emutls_var_init): New, broken out of ...
16145 (assemble_variable): ... here. Adjust to use target hooks.
16146 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16147 SECCAT_EMUTLS_TMPL.
16148 * c-common.c (handle_section_attribute): Prevent overriding
16149 sections for emulated tls with special sections.
16150 * config/i386/i386.c (x86_64_elf_select_section): Add
16151 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16152 (x86_64_elf_unique_section): Likewise.
16153 * config/vxworks.c: Include tree.h.
16154 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16155 (vxworks_override_options): Set TLS scheme.
16156 * doc/tm.texi (Emulated TLS): New node.
16158 2008-04-26 Simon Baldwin <simonb@google.com>
16161 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16162 with propagated string constants.
16164 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16166 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16167 constraint for operand 2 when operand 0 is memory operand.
16168 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16169 operand 0 is memory operand.
16170 (fix_trunc<mode>_i387_with_temp): Ditto.
16171 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16172 operand 2 when operand 1 is memory operand.
16173 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16174 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16175 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16176 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16177 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16178 operands 2,3 and 4 when operand 1 is memory operand.
16179 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16181 (fistdi2_floor_with_temp): Ditto.
16182 (fist<mode>2_floor_with_temp): Ditto.
16183 (fistdi2_ceil_with_temp): Ditto.
16184 (fist<mode>2_ceil_with_temp): Ditto.
16185 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16187 2008-04-26 David Daney <ddaney@avtrex.com>
16189 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16191 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16192 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16193 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16194 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16195 (compare_and_swap_12): New insn.
16196 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16197 * config/mips/mips.c (mips_force_binary): New function.
16198 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16199 (mips_expand_compare_and_swap_12): New function.
16200 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16202 2008-04-25 Jan Hubicka <jh@suse.cz>
16205 * cfgexpand.c (pass_expand): Turn into RTL pass.
16206 * passes.c (execute_one_pass): Do pass typechecking after execution.
16207 * tree-pass.h (pass_expand): Turn into RTL pass.
16209 * function.h (struct rtl_data): Move here fields
16210 accesses_prior_frames, calls_eh_return, saves_all_registers,
16211 has_nonlocal_goto, has_asm_statement, is_thunk,
16212 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16213 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16214 arg_pointer_save_area_init from struct function; turn into bool.
16215 (struct function): Move
16216 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16217 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16218 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16219 tail_call_emit, arg_pointer_save_area_init
16220 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16221 (current_function_returns_struct, current_function_returns_pcc_struct,
16222 current_function_calls_setjmp, current_function_calls_alloca,
16223 current_function_accesses_prior_frames,
16224 current_function_calls_eh_return, current_function_is_thunk,
16225 current_function_stdarg, current_function_profile,
16226 current_function_limit_stack, current_function_uses_pic_offset_table,
16227 current_function_uses_const_pool, current_function_has_nonlocal_label,
16228 current_function_saves_all_registers,
16229 current_function_has_nonlocal_goto,
16230 current_function_has_asm_statement): Remove accesor macros.
16231 * ra-conflict.c (global_conflicts): Update.
16232 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16233 (suitable_for_tail_call_opt_p): Update.
16234 * builtins.c (expand_builtin_return_addr): Update.
16235 (expand_builtin_setjmp_setup): Update.
16236 (expand_builtin_nonlocal_goto): Update.
16237 * final.c (final_start_function): Update.
16238 (profile_function): Update.
16239 (leaf_function_p): Update.
16240 (only_leaf_regs_used): Update.
16241 * df-scan.c (df_get_exit_block_use_set): Update.
16242 * dojump.c (clear_pending_stack_adjust): Update.
16243 * tree-stdarg.c (gate_optimize_stdarg): Update.
16244 * gimple-low.c (lower_function_body): Update.
16245 * global.c (compute_regsets): Update.
16246 (global_alloc): Update.
16247 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16248 * expr.c (expand_assignment): Update.
16249 * dse.c (dse_step0): Update.
16250 (dse_step1): Update.
16251 * c-decl.c (store_parm_decls): Update.
16252 * local-alloc.c (combine_regs): Update.
16253 (find_free_reg): Update.
16254 * function.c (assign_parms_augmented_arg_list): Update.
16255 (assign_parm_find_data_types): Update.
16256 (assign_parms): Update.
16257 (allocate_struct_function): Update.
16258 (expand_function_start): Update.
16259 (expand_function_end): Update.
16260 (get_arg_pointer_save_area): Update.
16261 (thread_prologue_and_epilogue_insns): Update.
16262 (rest_of_match_asm_constraints): Update.
16263 * stor-layout.c (variable_size): Update.
16264 * gcse.c (gcse_main): Update.
16265 (bypass_jumps): Update.
16266 * gimplify.c (gimplify_function_tree): Update.
16267 * calls.c (emit_call_1): Update.
16268 (expand_call): Update.
16269 * bt-load.c (compute_defs_uses_and_gen): Update.
16270 * except.c (sjlj_assign_call_site_values): Update.
16271 (sjlj_emit_function_enter): Update.
16272 (can_throw_external): Update.
16273 (set_nothrow_function_flags): Update.
16274 (expand_builtin_unwind_init): Update.
16275 (expand_eh_return): Update.
16276 (convert_to_eh_region_ranges): Update.
16277 (output_function_exception_table): Update.
16278 * emit-rtl.c (gen_tmp_stack_mem): Update.
16279 * cfgexpand.c (expand_used_vars): Update.
16280 (tree_expand_cfg): Update.
16281 * cfgcleanup.c (rest_of_handle_jump): Update.
16282 * explow.c (allocate_dynamic_stack_space): Update.
16283 * varasm.c (assemble_start_function): Update.
16284 (force_const_mem): Update.
16285 (mark_constant_pool): Update.
16286 * tree-optimize.c (tree_rest_of_compilation): Update.
16287 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16288 * tree-cfg.c (notice_special_calls): Update.
16289 (is_ctrl_altering_stmt): Update.
16290 (tree_can_make_abnormal_goto): Update.
16291 (tree_purge_dead_abnormal_call_edges): Update.
16292 * config/alpha/predicates.md: Update.
16293 * config/alpha/alpha.c (alpha_sa_mask): Update.
16294 (alpha_sa_size): Update.
16295 (alpha_does_function_need_gp): Update.
16296 (alpha_expand_prologue): Update.
16297 (alpha_start_function): Update.
16298 (alpha_output_function_end_prologue): Update.
16299 (alpha_expand_epilogue): Update.
16300 * config/frv/frv.c (frv_stack_info): Update.
16301 (frv_expand_epilogue): Update.
16302 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16303 (s390_register_info): Update.
16304 (s390_frame_info): Update.
16305 (s390_init_frame_layout): Update.
16306 (s390_can_eliminate): Update.
16307 (save_gprs): Update.
16308 * config/spu/spu.c (spu_split_immediate): Update.
16309 (need_to_save_reg): Update.
16310 (spu_expand_prologue): Update.
16311 (spu_expand_epilogue): Update.
16312 * config/sparc/sparc.md: Update.
16313 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16314 (sparc_tls_got): Update.
16315 (legitimize_pic_address): Update.
16316 (sparc_emit_call_insn): Update.
16317 (sparc_expand_prologue): Update.
16318 (output_return): Update.
16319 (print_operand): Update.
16320 (sparc_function_ok_for_sibcall): Update.
16321 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16322 * config/m32r/m32r.md: Update.
16323 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16324 (m32r_compute_frame_size): Update.
16325 (m32r_expand_prologue): Update.
16326 (m32r_expand_epilogue): Update.
16327 (m32r_legitimize_pic_address): Update.
16328 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16329 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16330 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16331 (gen_push): Update.
16332 (ix86_save_reg): Update.
16333 (ix86_compute_frame_layout): Update.
16334 (ix86_expand_prologue): Update.
16335 (ix86_expand_epilogue): Update.
16336 * config/sh/sh.c (output_stack_adjust): Update.
16337 (calc_live_regs): Update.
16338 (sh5_schedule_saves): Update.
16339 (sh_expand_prologue): Update.
16340 (sh_expand_epilogue): Update.
16341 (sh_setup_incoming_varargs): Update.
16342 (sh_allocate_initial_value): Update.
16343 (sh_get_pr_initial_val): Update.
16344 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16345 * config/sh/sh.md (label:): Update.
16346 * config/avr/avr.c (out_movhi_mr_r): Update.
16347 * config/crx/crx.h (enum): Update.
16348 * config/xtensa/xtensa.h (along): Update.
16349 * config/stormy16/stormy16.c Update.
16350 (xstormy16_compute_stack_layout): Update.
16351 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16352 (fr30_expand_prologue): Update.
16353 * config/cris/cris.c (cris_conditional_register_usage): Update.
16354 (cris_reg_saved_in_regsave_area): Update.
16355 (cris_initial_frame_pointer_offset): Update.
16356 (cris_simple_epilogue): Update.
16357 (cris_expand_prologue): Update.
16358 (cris_expand_epilogue): Update.
16359 (cris_expand_pic_call_address): Update.
16360 (cris_asm_output_symbol_ref): Update.
16361 (cris_asm_output_label_ref): Update.
16362 * config/cris/cris.md Update.
16363 * config/iq2000/iq2000.c (compute_frame_size): Update.
16364 (iq2000_expand_epilogue): Update.
16365 * config/mt/mt.h (save_direction): Update.
16366 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16367 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16368 (ia64_secondary_reload_class): Update.
16369 * config/m68k/m68k.c (m68k_save_reg): Update.
16370 (m68k_expand_prologue): Update.
16371 (m68k_expand_epilogue): Update.
16372 (legitimize_pic_address): Update.
16373 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16374 (first_reg_to_save): Update.
16375 (first_altivec_reg_to_save): Update.
16376 (compute_vrsave_mask): Update.
16377 (compute_save_world_info): Update.
16378 (rs6000_stack_info): Update.
16379 (spe_func_has_64bit_regs_p): Update.
16380 (rs6000_ra_ever_killed): Update.
16381 (rs6000_emit_eh_reg_restore): Update.
16382 (rs6000_emit_allocate_stack): Update.
16383 (rs6000_emit_prologue): Update.
16384 (rs6000_emit_epilogue): Update.
16385 (rs6000_output_function_epilogue): Update.
16386 (output_profile_hook): Update.
16387 (rs6000_elf_declare_function_name): Update.
16388 * config/rs6000/rs6000.h (rs6000_args): Update.
16389 * config/rs6000/rs6000.md: Update.
16390 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16391 * config/arc/arc.c (arc_output_function_epilogue): Update.
16392 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16393 * config/darwin.c (machopic_function_base_name): Update.
16394 * config/score/score3.c (score3_compute_frame_size): Update.
16397 (score3_epilogue): Update.
16398 * config/score/score7.c (score7_compute_frame_size): Update.
16399 (score7_prologue): Update.
16400 (score7_epilogue): Update.
16401 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16402 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16403 * config/arm/arm.c (use_return_insn): Update.
16404 (require_pic_register): Update.
16405 (arm_load_pic_register): Update.
16406 (arm_compute_save_reg0_reg12_mask): Update.
16407 (arm_compute_save_reg_mask): Update.
16408 (thumb1_compute_save_reg_mask): Update.
16409 (output_return_instruction): Update.
16410 (arm_output_function_prologue): Update.
16411 (arm_output_epilogue): Update.
16412 (arm_get_frame_offsets): Update.
16413 (arm_expand_prologue): Update.
16414 (thumb_pushpop): Update.
16415 (thumb_exit): Update.
16416 (thumb1_expand_prologue): Update.
16417 (thumb1_expand_epilogue): Update.
16418 (arm_unwind_emit): Update.
16419 (arm_output_fn_unwind): Update.
16420 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16421 * config/arm/arm.md: Update.
16422 * config/pa/pa.md: Update.
16423 * config/pa/pa.c (legitimize_pic_address): Update.
16424 (compute_frame_size): Update.
16425 (hppa_expand_prologue): Update.
16426 (hppa_expand_epilogue): Update.
16427 (borx_reg_operand): Update.
16428 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16429 (HARD_REGNO_RENAME_OK): Update.
16430 * config/mips/mips.c (mips_global_pointer): Update.
16431 (mips_save_reg_p): Update.
16432 (mips_compute_frame_info): Update.
16433 (mips_frame_pointer_required): Update.
16434 (mips_expand_prologue): Update.
16435 (mips_expand_epilogue): Update.
16436 (mips_can_use_return_insn): Update.
16437 (mips_reorg_process_insns): Update.
16438 * config/v850/v850.c (compute_register_save_size): Update.
16439 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16440 * config/mmix/mmix.c (along): Update.
16441 (mmix_expand_epilogue): Update.
16442 * config/bfin/bfin.c (legitimize_pic_address): Update.
16443 (must_save_p): Update.
16444 (stack_frame_needed_p): Update.
16445 (add_to_reg): Update.
16446 (bfin_expand_prologue): Update.
16447 * stmt.c (expand_asm_operands): Update.
16448 * reload1.c (reload): Update.
16449 (init_elim_table): Update.
16451 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16453 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16455 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16457 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16458 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16459 (mov<mode>): Removed.
16460 (*movv4sf_internal): Likewise.
16461 (*movv2df_internal): Likewise.
16463 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16465 * config.gcc (crx-*-elf): Remove deprecation.
16467 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16469 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16470 __gcc_deregister_frame with atexit.
16471 (deregister_frame_dtor): Remove.
16473 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16474 Nathan Sidwell <nathan@codesourcery.com>
16476 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16478 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16479 (rs6000_isel): Likewise.
16480 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16481 (rs6000_isel): New variable.
16482 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16484 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16487 * c-common.c (handle_vector_size_attribute): Call
16488 lang_hooks.types.reconstruct_complex_type instead of
16489 reconstruct_complex_type.
16490 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
16491 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
16492 * langhooks.h (struct lang_hooks_for_types): Add
16493 reconstruct_complex_type hook.
16494 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16495 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16497 2008-04-24 Richard Guenther <rguenther@suse.de>
16499 * c-common.h (check_builtin_function_arguments): Declare.
16500 * c-common.c (validate_nargs): New function.
16501 (check_builtin_function_arguments): Likewise.
16502 * c-typeck.c (build_function_call): Call
16503 check_builtin_function_arguments.
16504 * builtins.c (fold_builtin_classify): Remove error reporting code.
16505 (fold_builtin_unordered_cmp): Likewise.
16506 (fold_builtin_1): Likewise.
16507 (fold_builtin_n): Likewise.
16509 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16511 PR tree-optimization/36008
16512 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16513 the original op1, rather than delta by step.
16515 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16516 Sebastian Pop <sebastian.pop@amd.com>
16518 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16519 eliminate_local_variables_stmt, eliminate_local_variables,
16520 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16521 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16522 of code delimited by two edges in the CFG.
16523 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16524 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16525 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16526 the case of parallelisation of reductions.
16527 (expr_invariant_in_region_p): New.
16529 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16530 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16532 2008-04-24 Ira Rosen <irar@il.ibm.com>
16533 Richard Guenther <rguenther@suse.de>
16535 PR tree-optimization/36034
16536 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16537 incapable of dealing with loads with gaps.
16539 2008-04-24 Rafael Espíndola <espindola@google.com>
16541 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16542 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16543 vrp_evaluate_conditional.
16544 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16545 (vrp_evaluate_conditional): Split the cond argument.
16546 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16547 (simplify_stmt_for_jump_threading): Update call to
16548 vrp_evaluate_conditional.
16550 2008-04-24 Ira Rosen <irar@il.ibm.com>
16552 PR tree-optimization/35982
16553 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16554 interleaved data-refs are of the same type.
16556 2008-04-24 Danny Smith <dannysmith@users.net>
16558 * c-format.c (check_format_info_main): Use strncmp rather than a
16559 magic prefix to handle multichar length specs.
16560 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16561 Don't prefix "I64" and "I32" with '\0'.
16563 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16566 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16567 in registers for -m32 only if stdarg_p (fntype).
16569 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16571 PR rtl-optimization/36006
16572 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16573 temp to op0 in order to avoid invalid rtx sharing.
16575 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16577 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16578 check TREE_INVARIANT.
16579 * tree-gimple.c (is_gimple_address): New.
16580 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16581 * tree-gimple.h (is_gimple_address): New.
16582 * tree.h (decl_address_invariant_p): New.
16583 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16584 (build_string): Likewise.
16585 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16586 (tree_invariant_p_1): Likewise.
16587 (save_expr): Use it.
16588 (tree_invariant_p): New.
16589 (skip_simple_arithmetic): Use it.
16590 (stabilize_reference_1): Use it.
16591 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16593 (build1_stat): Drop code to compute TREE_INVARIANT.
16594 (build2_stat): Drop code to compute TREE_INVARIANT.
16595 (build3_stat): Drop code to compute TREE_INVARIANT.
16596 (build4_stat): Drop code to compute TREE_INVARIANT.
16597 (build5_stat): Drop code to compute TREE_INVARIANT.
16598 (build7_stat): Drop code to compute TREE_INVARIANT.
16599 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16600 * tree.h (struct tree_base): Remove invariant_flag.
16601 (TREE_INVARIANT): Remove.
16602 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16603 (fold_builtin_expect): Check TREE_CONSTANT.
16604 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16605 * c-tree.h (c_expr_to_decl): Drop third parameter.
16606 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16607 (build_c_cast): Don't set TREE_INVARIANT.
16608 (pop_init_level): Don't set TREE_INVARIANT.
16609 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16610 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16612 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16613 (gimplify_addr_expr): Adjust comment.
16614 * tree-mudflap.c (mf_build_string):
16615 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16616 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16617 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16618 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16619 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16620 * langhooks.h (struct lang_hooks): Drop third parameter from
16623 2008-04-23 Richard Guenther <rguenther@suse.de>
16625 PR tree-optimization/27799
16626 PR tree-optimization/32921
16627 PR tree-optimization/32624
16628 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16629 SMTs aliases and the tag itself into the solution.
16630 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16631 merge the points-to solution back into the SMT aliases.
16632 (may_alias_p): Use alias_set_subset_of instead of
16633 aliases_conflict_p. A pointer which points to
16634 memory with alias set zero may access any variable.
16636 2008-04-23 Richard Guenther <rguenther@suse.de>
16638 * alias.c (alias_set_subset_of): Correctly handle asking
16639 if zero is a subset of an alias set with zero child.
16640 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16641 (compute_flow_insensitive_aliasing): Correctly walk all
16642 pointers. Do not unnecessarily union sets.
16644 2008-04-23 Richard Guenther <rguenther@suse.de>
16646 PR middle-end/36021
16647 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16649 2008-04-22 Tomas Bily <tbily@suse.cz>
16651 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16653 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16655 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16656 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16657 * tree-inline.c (estimate_num_insns_1): Likewise.
16658 * varasm.c (const_hash_1, compare_constant, copy_constant)
16659 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16660 * emit-rtl.c (component_ref_for_mem_expr)
16661 (set_mem_attributes_minus_bitpos): Likewise.
16662 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16663 (is_aligning_offset): Likewise.
16664 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16665 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16666 * dojump.c (do_jump): Likewise.
16667 * builtins.c (get_pointer_alignment, get_memory_rtx)
16668 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16669 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16671 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16673 PR rtl-optimization/36017
16674 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16675 expanding the library call.
16677 2008-04-22 Ian Lance Taylor <iant@google.com>
16679 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16680 than size_in_bytes.
16682 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16684 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16685 of LR/CTR moves for Power6.
16687 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16689 PR middle-end/36003
16690 * passes.c (init_optimization_passes): Remove
16691 pass_fast_rtl_byte_dce.
16693 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
16696 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
16697 builtin functions to generate faster code.
16698 (_mm_cvtpu16_ps): Ditto.
16699 (_mm_cvtpi32x2_ps): Ditto.
16701 2008-04-22 Nick Clifton <nickc@redhat.com>
16703 * common.opt (ftree-loop-distribution): Add Optimization
16706 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
16707 (frv_expand_builtin_va_start): Likewise.
16709 * config/arm/arm.c (thumb_find_work_register): Fix location of
16710 argument register count.
16712 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16714 Support scheduling for ColdFire V1 and V3 microarchitecture.
16715 Improve scheduling of multiplication instructions.
16717 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
16718 (mac): New instruction attribute.
16719 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
16720 (m68k_sched_mac): New variable.
16721 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
16722 Handle cfv1 and cfv3.
16723 (max_insn_size): New static variable.
16724 (struct _sched_ib): New type.
16725 (sched_ib): New static variable.
16726 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
16727 to fields of 'struct _sched_ib sched_ib'. Update all uses.
16728 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
16730 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
16731 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
16732 new variables. Update.
16733 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16734 Add modeling of cfv3 instruction buffer. Update.
16735 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
16736 * config/m68k/m68k.h (TUNE_CFV3): New macro.
16737 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
16738 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
16739 a particular reservation applies to.
16740 (type2): Reorganize attribute values. Rename alu to alu_reg,
16741 alu_l to alu, move_l to omove. Join move to alu. Split mul
16742 to mul_l and mul_w.
16743 (cf_ib_*): Simplify description of instruction buffer.
16744 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
16745 (cf_mem): Split into cf_mem1 and cf_mem2.
16746 (cf_v2_move_??): Rename to cfv12_alu_??.
16747 (cf_v2_move_l_??): Rename to cfv12_omove_??.
16748 (cf_v2_mul_??): Remove reservations.
16749 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
16750 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
16751 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
16753 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
16754 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
16755 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
16756 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
16757 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
16758 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
16759 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
16760 expansions of the above reservations for instructions of sizes
16763 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16765 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
16767 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
16769 * coverage.c: Include tree-pass.h.
16770 (coverage_counter_alloc): Print da_file_name to the dump file.
16772 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16774 * sbitmap.c (sbitmap_range_empty_p): New function.
16775 * sbitmap.h (sbitmap_range_empty_p): New function.
16776 * bitmap.h: Now includes obstack.h.
16778 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
16779 Kenneth Zadeck <zadeck@naturalbridge.com>
16781 * dbgcnt.def (ra_byte_scan): Added.
16782 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
16783 when the last hit happens for a counter.
16784 * timevar.def (TV_DF_BYTE_LR): New variable.
16785 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
16786 * passes.c (pass_fast_rtl_byte_dce): New pass.
16787 * fwprop.c (update_df): Added mode to call df_ref_create.
16788 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16789 DF_REF_EXTRACT_OFFSET.
16790 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
16791 DF_BYTE_LR_OUT, df_byte_lr): New macro.
16793 (df_ref_extract): Added mode field.
16794 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
16795 DF_REF_EXTRACT_OFFSET.
16796 (DF_REF_EXTRACT_MODE): New macro.
16797 (df_byte_lr_bb_info): New structure.
16798 (df_print_byte_regset, df_compute_accessed_bytes,
16799 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
16800 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
16801 df_byte_lr_simulate_uses,
16802 df_byte_lr_simulate_artificial_refs_at_top,
16803 df_byte_lr_simulate_artificial_refs_at_end,
16804 df_compute_accessed_bytes): New function.
16805 (df_ref_create): Add parameter.
16806 (df_byte_lr_get_bb_info): New inline function.
16807 * df-scan.c (df_ref_record, df_uses_record,
16808 df_ref_create_structure): Added mode parameter.
16809 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
16810 df_defs_record, df_uses_record, df_get_conditional_uses,
16811 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
16812 df_entry_block_defs_collect, df_exit_block_uses_collect):
16813 Added mode parameter to calls to df_ref_record, df_uses_record,
16814 df_ref_create_structure.
16815 (df_ref_equal_p, df_ref_compare): Added test for modes.
16816 (df_ref_create_structure): Added code to set mode. Renamed
16817 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16818 DF_REF_EXTRACT_OFFSET.
16819 * df-core.c (df_print_byte_regset): New function.
16820 * df-byte-scan.c: New file.
16821 * df-problems.c (df_rd_transfer_function): Removed unnecessary
16822 calls to BITMAP_FREE.
16823 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
16824 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
16825 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
16826 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
16827 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
16828 df_byte_lr_local_compute, df_byte_lr_init,
16829 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
16830 df_byte_lr_transfer_function, df_byte_lr_free,
16831 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
16832 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
16833 df_byte_lr_simulate_uses,
16834 df_byte_lr_simulate_artificial_refs_at_top,
16835 df_byte_lr_simulate_artificial_refs_at_end): New function.
16836 * dce.c (byte_dce_process_block): New function.
16837 (dce_process_block): au is now passed in rather than computed
16838 locally. Changed loops that look at artificial defs to not look
16839 for conditional or partial ones, because there never are any.
16840 (fast_dce): Now is able to drive byte_dce_process_block or
16841 dce_process_block depending on the kind of dce being done.
16842 (rest_of_handle_fast_dce): Add parameter to fast_dce.
16843 (rest_of_handle_fast_byte_dce): New function.
16844 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
16845 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
16847 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
16850 * gcc.h: Added fortran options that take arguments to
16851 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
16854 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
16856 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
16857 scalarization if on the LHS and not a full access.
16859 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16861 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
16863 2008-04-18 Rafael Espíndola <espindola@google.com>
16865 * tree-vrp.c (find_case_label_index): Fix the binary search.
16866 (find_case_label_range): New.
16867 (vrp_visit_switch_stmt): Use find_case_label_range.
16868 (simplify_switch_using_ranges): Use find_case_label_range.
16870 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
16872 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
16873 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
16875 2008-04-18 Tom Tromey <tromey@redhat.com>
16878 * doc/cpp.texi (Implementation-defined behavior): Mention
16881 2008-04-18 Ian Lance Taylor <iant@google.com>
16883 * fold-const.c (pointer_may_wrap_p): New static function.
16884 (fold_comparison): Add another test for pointer overflow. Use
16885 pointer_may_wrap_p to disable some false positives.
16887 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
16889 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
16890 (fname_as_string): Match updated cpp_interpret_string prototype.
16891 (fix_string_type): Support char16_t* and char32_t*.
16892 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
16893 derivative) nodes. Register as builtin if C++0x.
16894 (c_parse_error): Support CPP_CHAR{16,32}.
16895 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
16896 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
16897 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
16898 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
16899 CTI_CHAR32_ARRAY_TYPE>: New elements.
16900 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
16901 char32_type_node, signed_char32_type_node, char16_array_type_node,
16902 char32_array_type_node): New defines.
16903 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
16904 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
16905 (lex_string): Support CPP_STRING{16,32}, match updated
16906 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
16907 (lex_charconst): Support CPP_CHAR{16,32}.
16908 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
16909 and CPP_STRING{16,32}.
16911 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
16914 * aclocal.m4: Regenerate.
16915 * configure: Regenerate.
16917 2008-04-18 Jan Hubicka <jh@suse.cz>
16919 * except.c (dw2_size_of_call_site_table,
16920 sjlj_size_of_call_site_table): Use vector API for call_site_record.
16922 * cgraphbuild.c (build_cgraph_edges): Update.
16923 * tree-pass.h: Update comment.
16924 * final.c (leaf_function_p): Update.
16925 (leaf_renumber_regs): Update.
16926 (rest_of_clean_state): Update.
16927 * omp-low.c (expand_omp_parallel): Update.
16928 * ipa-reference.c (analyze_function): Update.
16929 * reorg.c (find_end_label): Update.
16930 (optimize_skip): Update.
16931 (fill_simple_delay_slots): Update.
16932 (fill_simple_delay_slots): Update.
16933 (make_return_insns): Update.
16934 (dbr_schedule): Update.
16935 * gimple-low.c (record_vars_into): Update.
16936 * cfgbuild.c (make_edges): Update.
16937 * function.c (assign_stack_local): Update.
16938 (assign_parm_adjust_stack_rtl): Update.
16939 (locate_and_pad_parm): Update.
16940 (allocate_struct_function): Do not initialize stack_alignment_needed
16941 and preferred_stack_boundary here.
16942 (stack_protect_prologue): Update.
16943 (stack_protect_epilogue): Update.
16944 (expand_function_start): Initialize stack_alignment_needed,
16945 preferred_stack_boundary and max_jumptable_ents.
16946 (expand_function_end): Update.
16947 (free_after_compilation): Do not NULLify epilogue_delay_list.
16948 * function.h (struct rtl_data): Add stack_protect_guard,
16949 stack_alignment_needed,
16950 preferred_stack_boundary, epilogue_delay_list.
16951 (struct function): Remove value_histograms, stack_alignment_needed,
16952 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16954 unexpanded_var_list, stack_protect_guard.
16955 (current_function_epilogue_delay_list): Remove.
16956 * ipa-type-escape.c (analyze_function): Update.
16957 * gimplify.c (pop_gimplify_context): Update comment.
16958 * calls.c (expand_call): Update.
16959 (emit_library_call_value_1): Update.
16960 * except.c (set_nothrow_function_flags): Update.
16961 * cfgexpand.c (get_decl_align_unit): Update.
16962 (create_stack_guard): Update.
16963 (estimated_stack_frame_size): Update.
16964 (expand_used_vars): Update.
16965 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16966 * explow.c (allocate_dynamic_stack_space): Update.
16967 * tree-ssa-live.c (remove_unused_locals): Update.
16968 * varasm.c (mark_constant_pool): Update.
16969 * tree-inline.c (remap_decls): Update.
16970 (initialize_cfun): Update.
16971 (declare_return_variable): Update.
16972 (inline_forbidden_p): Update.
16973 (expand_call_inline): Update.
16974 (declare_inline_vars): Update.
16975 (tree_function_versioning): Update.
16976 * tree-flow.h (value_histograms): New.
16977 (VALUE_HISTOGRAMS): New macro.
16978 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16980 * tree-cfg.c (set_bb_for_stmt): Update.
16981 (replace_by_duplicate_decl): Update.
16982 (move_block_to_fn): Update.
16983 (new_label_mapper): Update.
16984 (dump_function_to_file): Update.
16985 * ipa-struct-reorg.c (build_data_structure): Update.
16986 * cfgrtl.c (print_rtl_with_bb): Update.
16987 * reload1.c (reload): Update.
16989 * config/i386/i386.c (setup_incoming_varargs_64,
16990 ix86_compute_frame_layout): Update.
16991 * config/arc/arc.c (arc_output_function_epilogue): Update.
16993 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16995 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16996 for FreeBSD as well.
16997 * gthr-posix95.h: Likewise.
16999 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17001 PR rtl-optimization/35838
17002 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17003 out the byte offset of the first subreg.
17005 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17007 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17008 to split_ti instead of three separate calls with single member arrays.
17009 (subti3 splitter): Ditto.
17010 (adddi3 splitter): Ditto with split_di.
17011 (subdi3 splitter): Ditto.
17012 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17013 two separate calls with single member arrays. Swap match_dup
17014 operands 1 and 2 to better fit into the array.
17015 (negdi2 splitter): Ditto with split_di.
17016 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17017 two separate calls with single member arrays. Swap match_dup operands
17018 6 and 7 to better fit into the array.
17020 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17022 * config/i386/i386.c (sse_builtin_type): New.
17023 (bdesc_sse_args): Likewise.
17024 (bdesc_sse_3arg): Removed.
17025 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17026 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17027 IX86_BUILTIN_ROUNDPS.
17028 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17029 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17030 IX86_BUILTIN_ROUNDPS.
17031 (ix86_expand_sse_4_operands_builtin): Removed.
17032 (ix86_expand_sse_operands_builtin): New.
17033 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17034 and CODE_FOR_sse4_1_roundps.
17035 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17036 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17038 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17041 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17042 regs before frame pop when needed. If use_backchain_to_restore_sp
17043 then load backchain into a temp reg to restore vr and vrsave. Add
17044 code to restore vr after frame pop if possible.
17046 2008-04-17 Richard Guenther <rguenther@suse.de>
17048 * tree-vn.c (expressions_equal_p): Do not check type
17049 equality or compatibility before calling operand_equal_p.
17050 * fold-const.c (operand_equal_p): Check equivalence of
17051 integer constants before bailing out due to signedness or
17052 precision differences.
17053 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17054 spurious differences in type qualification. Ignore types
17055 for COMPONENT_REFs at all.
17057 2008-04-17 Christian Bruel <christian.bruel@st.com>
17059 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17060 msw_skip comparison.
17062 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17065 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17068 PR tree-optimization/35899
17069 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17070 rather than TREE_OPERAND.
17072 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17075 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17076 temporary registers. Change operand predicate to general_operand.
17077 (remainderxf3): Ditto.
17079 2008-04-16 Richard Guenther <rguenther@suse.de>
17081 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17082 * tree-affine.c (aff_combination_expand): Look through some
17085 2008-04-15 Doug Kwan <dougkwan@google.com>
17087 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17089 * tree-pretty-print.c (dump_generic_node): Ditto.
17090 * final.c (output_addr_const): Ditto.
17091 * dwarf2out.c (output_cfi): Ditto.
17092 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17093 * print-rtl.c (print_rtx): Ditto.
17094 * print-tree.c (print_node_brief, print_node): Ditto.
17095 * c-common.c (match_case_to_enum_1): Ditto.
17096 * sched-vis.c (print_value): Ditto.
17097 * config/i386/i386.c (print_operand): Cast to long unsigned int
17100 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17101 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17102 MS Windows VirtualProtect function.
17104 2008-04-15 Jan Hubicka <jh@suse.cz>
17106 * gengtype.c (write_root): Param_is argument is OK.
17107 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17108 * function.h: Include varray.h
17109 (rtl_eh): New stucture based on except.c one.
17110 (call_site_record): New forward declaration and vector type.
17111 * calls.c (emit_call_1): Do not call
17112 note_current_region_may_contain_throw.
17113 * except.c (eh_status): Remove cur_region, try_region since they are
17115 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17116 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17117 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17118 Remove call_site_data_used, call_site_data_size.
17119 Turn call_site_record into vector in function.h.
17120 (note_current_region_may_contain_throw): Remove.
17121 (get_exception_pointer, get_exception_filter): Do not take struct
17122 function argument; update.
17123 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17124 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17125 build_post_landing_pads, dw2_build_landing_pads,
17126 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17127 sjlj_emit_function_enter, sjlj_emit_function_enter,
17128 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17129 sjlj_build_landing_pads, finish_eh_generation,
17130 remove_exception_handler_label, remove_eh_handler,
17131 maybe_remove_eh_handler, add_reachable_handler,
17132 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17133 add_action_record, collect_one_action_chain, add_call_site,
17134 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17135 sjlj_output_call_site_table, output_function_exception_table,
17136 * except.h (note_current_region_may_contain_throw): Remove
17137 (get_exception_pointer, get_exception_filter): Do not take struct
17139 * Makefile.in (GTFILES): Put varargs before struct function.
17141 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17143 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17144 punt for STRING_CST.
17145 (get_constraint_for): Deal with STRING_CST here instead.
17147 2008-04-15 Richard Guenther <rguenther@suse.de>
17149 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17150 statements in a basic-block with a backward walk. Do not
17151 substitute into dead statements but instead remove those.
17153 2008-04-15 Richard Guenther <rguenther@suse.de>
17155 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17156 to zero, thus disable creation of SFTs.
17158 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17160 * tree-predcom.c (suitable_reference_p): Return false if the
17161 reference can throw.
17163 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17166 * c-decl.c (finish_decl): If extern or static var has variable
17167 size, set TREE_TYPE (decl) to error_mark_node.
17169 2008-04-15 Rafael Espíndola <espindola@google.com>
17171 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17174 2008-04-15 Richard Guenther <rguenther@suse.de>
17176 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17177 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17178 (visit_reference_op_load): Do walk vuse-vdef chains on
17179 vn_reference_lookup.
17180 (visit_reference_op_store): But do not here.
17181 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17182 vn_reference_lookup.
17183 (vn_lookup_with_vuses): But do so here.
17185 2008-04-14 Ian Lance Taylor <iant@google.com>
17187 * fold-const.c (fold_overflow_warning): Remove assertion.
17189 2008-04-15 Ben Elliston <bje@au.ibm.com>
17191 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17192 temp1 local variables.
17194 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17197 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17198 ".text.unlikely" section as executable.
17200 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17202 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17203 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17204 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17205 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17206 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17207 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17208 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17210 2008-04-14 Ian Lance Taylor <iant@google.com>
17212 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17213 * fold-const.c (fold_comparison): If appropriate, test
17214 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17215 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17216 reassociating a pointer type.
17217 * doc/invoke.texi (Optimize Options): Document that
17218 -fstrict-overflow applies to pointer wraparound.
17220 2008-04-13 Jan Hubicka <jh@suse.cz>
17222 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17224 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17226 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17227 we are going to "save the world".
17229 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17231 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17232 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17233 operand 0 constraint, not "=".
17235 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17237 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17239 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17241 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17242 of size of positions_needed * CHAR_BIT.
17244 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17246 PR middle-end/35897
17247 * dse.c (store_info): Change positions_needed to unsigned
17249 (lowpart_bitmask): New.
17250 (record_store): Cast to unsigned HOST_WIDE_INT for
17251 positions_needed. Assert width <= size of positions_needed *
17252 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17253 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17254 lowpart_bitmask to set mask.
17256 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17258 * config/bfin/constraints.md: New file.
17259 * config/bfin/bfin.md: Include it.
17260 (adddi3): Use satisfies_constraint functions instead of the old macros.
17261 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17262 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17263 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17264 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17265 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17266 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17267 EXTRA_CONSTRAINT): Delete.
17268 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17269 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17271 * config/bfin/bfin.c: Include "tm-constrs.h".
17272 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17273 Use satisfies_constraint functions instead of the old macros.
17274 * doc/md.texi (Blackfin Constraints): Update file name reference.
17276 2008-04-11 Richard Guenther <rguenther@suse.de>
17278 PR tree-optimization/35869
17279 * tree-vrp.c (execute_vrp): Move switch statement update after
17280 jump threading. Schedule another cfg cleanup run.
17282 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17285 * attribs.c (decl_attributes): Return early on errorneous node.
17287 2008-04-10 Oleg Ryjkov <olegr@google.com>
17289 * tree.h (struct tree_base): Added a new flag default_def_flag.
17290 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17292 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17294 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17296 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17299 * pa.md: Define mode iterator P. Define mode attribute dwc.
17300 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17301 (icacheflush): Likewise.
17302 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17303 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17305 2008-04-11 Ben Elliston <bje@au.ibm.com>
17307 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17309 2008-04-10 Rafael Espíndola <espindola@google.com>
17311 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17312 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17313 (extract_range_from_expr): The same.
17315 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17317 * config/mips/mips.md (GPR2): New mode iterator.
17318 (seq): Add comment.
17319 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17320 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17321 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17322 Rewrite these to take two modes, the mode of comparison and the
17323 mode of the destination.
17324 * config/mips/mips.c (mips_expand_scc): Instead of having
17325 paradoxical subreg as destination, expand "narrowing" scc if mode
17326 of comparison is SI and target is requested in DI mode.
17327 (mips_emit_int_order_test): Update comment. Make mode of
17328 comparison match CMP0 rather than TARGET. When creating inverse
17329 target use mode of TARGET.
17331 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17333 * gcov-dump.c (tag_summary): Only print summaries for the first
17334 GCOV_COUNTERS_SUMMABLE counters.
17336 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17338 * config/i386/i386.md (absneg): New code iterator.
17339 (absnegprefix): New code attribute.
17340 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17341 patterns using absneg code iterator.
17342 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17343 using absneg code iterator.
17344 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17345 *neg<mode>2 patterns using absneg code iterator.
17346 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17347 *negextendsfdf2 patterns using absneg code iterator.
17348 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17349 *negextendsfxf2 patterns using absneg code iterator.
17350 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17351 *negextendsfdf2 patterns using absneg code iterator.
17352 * config/i386/sse.md (<code><mode>2): Macroize expander from
17353 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17355 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17357 * config/s390/s390.h: Remove the remains of the recent search
17358 & replace action of current_function_outgoing_args_size.
17360 2008-04-10 Ira Rosen <irar@il.ibm.com>
17362 PR tree-optimization/35821
17363 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17364 NEW_STMT_LIST is not NULL.
17366 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17369 * toplev.c (process_options): Remove -ffunction-sections debugging
17372 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17374 PR middle-end/PR28690
17375 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17376 than gen_rtx_fmt_ee to perform more canonicalizations.
17378 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17381 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17383 2008-04-09 Richard Guenther <rguenther@suse.de>
17385 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17386 (dump_function_to_file): Dump function arguments with types.
17388 2008-04-08 Richard Guenther <rguenther@suse.de>
17390 * fold-const.c (fold_widened_comparison): Do not allow
17391 sign-changes that change the result.
17393 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17396 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17397 kinds of indirect references.
17399 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17401 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17402 GNU Fortran language string.
17404 2008-04-08 Rafael Espíndola <espindola@google.com>
17406 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17407 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17408 * tree.h (tree_call_nonnegative_warnv_p): New.
17410 2008-04-08 Jan Hubicka <jh@suse.cz>
17412 * function.c (free_after_compilation): Clear out regno_reg_rtx
17415 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17418 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17420 PR middle-end/PR28690
17421 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17422 same precedence as REG_POINTER and MEM_POINTER operands.
17424 2008-04-08 Richard Guenther <rguenther@suse.de>
17426 PR middle-end/35834
17427 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17428 for adding index to base.
17430 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17432 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17433 (MINGW_ENABLE_EXECUTE_STACK): New.
17434 (IN_LIBGCC2): For libgcc include windows.h file for
17435 function declarations.
17437 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17439 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17440 and tem2 if tem1 is not a REG or MULT.
17442 2008-04-08 Jan Hubicka <jh@suse.cz>
17444 * function.h (incomming_args): Break out of struct function.
17445 (function_subsections): Break out of struct function.
17446 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17447 return_rtx and hard_reg_initial_vals from struct function.
17448 Kill inl_max_label_num.
17449 (current_function_pops_args, current_function_args_info,
17450 current_function_args_size, current_function_args_size,
17451 current_function_pretend_args_size,
17452 current_function_outgoing_args_size,
17453 current_function_internal_arg_pointer, current_function_return_rtx):
17454 Kill compatibility accestor macros.
17455 * builtins.c (expand_builtin_apply_args_1): Update.
17456 (expand_builtin_next_arg): Update.
17457 * df-scan.c (df_get_call_refs): Update.
17458 * dbxout.c (dbxout_function_end): Update.
17459 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17460 (output_line_info): Update.
17461 (secname_for_decl): Update.
17462 (dwarf2out_var_location): Update.
17463 * function.c (free_after_compilation): Update.
17464 (assign_parm_find_stack_rtl): Update.
17465 (assign_parms): Update.
17466 (expand_dummy_function_end): Update.
17467 (expand_function_end): Update.
17468 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17469 (expand_call): Update.
17470 (emit_library_call_value_1): Update.
17471 (store_one_arg): Update.
17472 * varasm.c (initialize_cold_section_name): Update.
17473 (unlikely_text_section): Update.
17474 (unlikely_text_section_p): Update.
17475 (assemble_start_function): Update.
17476 (assemble_end_function): Update.
17477 (default_section_type_flags): Update.
17478 (switch_to_section): Update.
17479 * integrate.c (set_decl_abstract_flags): Update.
17480 (get_hard_reg_initial_val): Update.
17481 (has_hard_reg_initial_val): Update.
17482 (allocate_initial_values): Update.
17483 * resource.c (init_resource_info): Update.
17484 * config/alpha/alpha.c (NUM_ARGS): Update.
17485 (direct_return): Update.
17486 (alpha_va_start): Update.
17487 (alpha_sa_size): Update.
17488 (alpha_initial_elimination_offset): Update.
17489 (alpha_expand_prologue): Update.
17490 (alpha_start_function): Update.
17491 (alpha_expand_epilogue): Update.
17492 (unicosmk_initial_elimination_offset):
17493 * config/alpha/alpha.md (call expander): Update.
17494 * config/s390/s390.c (s390_register_info): Update.
17495 (s390_register_info): Update.
17496 (s390_frame_info): Update.
17497 (s390_initial_elimination_offset): Update.
17498 (s390_build_builtin_va_list): Update.
17499 (s390_va_start): Update.
17500 * config/spu/spu.c (direct_return): Update.
17501 (spu_expand_prologue): Update.
17502 (spu_initial_elimination_offset): Update.
17503 (spu_build_builtin_va_list): Update.
17504 (spu_va_start): Update.
17505 * config/sparc/sparc.c (sparc_init_modes): Update.
17506 (sparc_compute_frame_size): Update.
17507 (function_value): Update.
17508 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17509 * config/i386/i386.md (return expander): Update.
17510 * config/i386/i386.c (ix86_va_start): Update.
17511 (ix86_can_use_return_insn_p): Update.
17512 (ix86_compute_frame_layout): Update.
17513 (ix86_expand_epilogue): Update.
17514 * config/sh/sh.c (output_stack_adjust): Update.
17515 (calc_live_regs): Update.
17516 (sh_expand_prologue): Update.
17517 (sh_builtin_saveregs): Update.
17518 (sh_va_start): Update.
17519 (initial_elimination_offset): Update.
17520 (sh_allocate_initial_value): Update.
17521 (sh_function_ok_for_sibcall): Update.
17522 (sh_get_pr_initial_val): Update.
17523 * config/sh/sh.md (return expander): Update.
17524 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17525 * config/crx/crx.c (crx_compute_frame): UPdate.
17526 (crx_initial_elimination_offset): UPdate.
17527 * config/xtensa/xtensa.c (compute_frame_size): Update
17528 (xtensa_builtin_saveregs): Update.
17529 (xtensa_va_start): Update.
17530 (order_regs_for_local_alloc): Update.
17531 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17532 (xstormy16_expand_builtin_va_start): Update.
17533 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17534 * config/m68hc11/m68hc11.md (return expanders): Update.
17535 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17536 (expand_epilogue): Update.
17537 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17538 (cris_simple_epilogue): Update.
17539 (cris_expand_prologue): Update.
17540 (cris_expand_epilogue): Update.
17541 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17542 (compute_frame_size): Update.
17543 * config/mt/mt.c (mt_compute_frame_size): Update.
17544 * config/mn10300/mn10300.c (expand_prologue): Update.
17545 (expand_epilogue): Update.
17546 (initial_offset): Update.
17547 (mn10300_builtin_saveregs):
17548 * config/mn10300/mn10300.md (return expander): Update.
17549 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17550 (ia64_initial_elimination_offset): Update.
17551 (ia64_initial_elimination_offset): Update.
17552 (ia64_expand_prologue): Update.
17553 * config/m68k/m68k.md (return expander): Update.
17554 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17555 (rs6000_stack_info): Update.
17556 * config/mcore/mcore.c (layout_mcore_frame): Update.
17557 (mcore_expand_prolog): Update.
17558 * config/arc/arc.c (arc_compute_frame_size): Update.
17559 * config/score/score3.c (score3_compute_frame_size): Update.
17560 * config/score/score7.c (score7_compute_frame_size): Update.
17561 * config/arm/arm.c (use_return_insn): Update.
17562 (thumb_find_work_register): Update.
17563 (arm_compute_save_reg_mask): Update.
17564 (arm_output_function_prologue): Update.
17565 (arm_output_epilogue): Update.
17566 (arm_size_return_regs): Update.
17567 (arm_get_frame_offsets): Update.
17568 (arm_expand_prologue): Update.
17569 (thumb_exit): Update.
17570 (thumb_unexpanded_epilogue): Update.
17571 (thumb1_output_function_prologue): Update.
17572 * config/pa/pa.md (return expander): Update.
17573 * config/pa/pa.c (compute_frame_size): Update.
17574 (hppa_builtin_saveregs): Update.
17575 * config/mips/mips.c (mips_va_start): Update.
17576 (mips16_build_function_stub): Update.
17577 (mips_compute_frame_info): Update.
17578 (mips_restore_gp): Update.
17579 (mips_output_function_prologue): Update.
17580 (mips_expand_prologue): Update.
17581 * config/v850/v850.c (compute_frame_size): Update.
17582 (expand_prologue): * config/mmix/mmix.c (along): update.
17583 (mmix_initial_elimination_offset): update.
17584 (mmix_reorg): update.
17585 (mmix_use_simple_return): update.
17586 (mmix_expand_prologue): update.
17587 (mmix_expand_epilogue): Update.
17588 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17589 (emit_link_insn): Update.
17591 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17593 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17594 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17596 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17599 2008-04-07 Jan Hubicka <jh@suse.cz>
17601 * function.h (rtl): Rename to x_rtl.
17602 (crtl): New define.
17603 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17604 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17605 used_temp_slots avail_temp_slots, temp_slot_level,
17606 nonlocal_goto_handler_labels): Update accesstors.
17607 (rtl): New global variable.
17608 (struct function): Move some fileds to rtl_data.
17609 (get_arg_pointer_save_area): Update prototype.
17610 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17611 get_arg_pointer_save_area.
17612 * expr.c (init_expr): Update
17613 * function.c (get_frame_size): Update
17614 (assign_stack_local): Update
17615 (expand_function_end): Update.
17616 (get_art_pointer_save_area): Update
17618 * emit-rtl.c (rtl): Declare.
17619 (regno_reg_rtx): Declare.
17620 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17622 (gen_reg_rtx): Update.
17623 * varasm.c (n_deferred_constatns): Update accestor.
17624 (init_varasm_status): Do not allocate varasm_status.
17625 (force_const_mem, get_pool_size, output_constant_pool): Update.
17626 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17627 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17628 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17629 * sparc/sparc.h (INIT_EXPANDERS): Update.
17630 * ia64/ia64.h (INIT_EXPANDERS): Update.
17632 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17634 * reload.c (push_secondary_reload): Add missing break to for loop.
17636 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17638 PR middle-end/PR28690
17639 * rtlanal.c: Update copyright years.
17640 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17641 as REG_POINTER and MEM_POINTER operands.
17642 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17643 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17644 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17645 * gcse.c: Update copyright years.
17646 (pre_delete): Call gen_reg_rtx_and_attrs.
17647 (hoist_code): Likewise.
17648 (build_store_vectors): Likewise.
17649 (delete_store): Likewise.
17650 * loop-invariant.c (move_invariant_reg): Likewise.
17651 Update copyright years.
17653 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17655 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17656 control string instead of quoted.
17658 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17660 * doc/rtl.texi: Rewrite of subreg section.
17662 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17665 * config/i386/i386.c (legitimize_pic_address): Add treating
17666 of dllimport SYM_REF's.
17667 (legitimize_dllimport_symbol): Add prototype.
17669 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17671 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17672 reference in constructor with non self-referential type.
17674 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17676 Removal of Return with Depressed Stack Pointer support
17677 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17678 (ECF_SP_DEPRESSED): Likewise.
17679 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17680 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17681 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17682 (expand_call): Do not test ECF_SP_DEPRESSED.
17683 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17684 * function.c (keep_stack_depressed): Delete.
17685 (handle_epilogue_set): Likewise.
17686 (update_epilogue_consts): Likewise.
17687 (emit_equiv_load): Likewise.
17688 (thread_prologue_and_epilogue_insns): Remove support for Return with
17689 Depressed Stack Pointer.
17690 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17692 2008-04-06 Richard Guenther <rguenther@suse.de>
17694 PR tree-optimization/35400
17695 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
17696 information from SSA_NAMEs.
17698 2008-04-06 Anatoly Sokolov <aesok@post.ru>
17700 * config/avr/avr.h (avr_mega_p): Remove declaration.
17701 (AVR_MEGA): Remove macro.
17702 * config/avr/avr.c (avr_mega_p): Remove variable.
17703 (avr_override_options): Remove inicializion of avr_mega_p.
17704 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17705 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17706 (avr_jump_mode): (Ditto.).
17707 (avr_output_progmem_section_asm_op): (Ditto.).
17708 (avr_asm_init_sections): (Ditto.).
17709 (avr_asm_init_sections): (Ditto.).
17710 (avr_rtx_costs): (Ditto.).
17711 * config/avr/avr.md: (Ditto.).
17712 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
17715 2008-04-06 Richard Guenther <rguenther@suse.de>
17717 PR tree-optimization/35842
17718 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
17719 is_gimple_invariant_address.
17721 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17723 * gcc.c (default_compilers): Sync Fortran extensions list with
17724 that in fortran/lang-specs.h.
17725 * doc/invoke.texi: Likewise.
17726 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
17727 * dwarf2out.c (gen_compile_unit_die): Likewise.
17729 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
17731 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
17733 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
17736 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
17737 attribute is used for nested functions.
17739 2008-04-05 Jan Hubicka <jh@suse.cz>
17741 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
17743 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
17745 (dump_files): Update.
17746 (enable_rtl_dump_file): Do not accept letter argument.
17747 * tree-pass.h (dump_file_info): Remove letter argument.
17748 * toplev.c (decode_d_option): Update -da handling.
17749 * toplev.h (enable_rtl_dump_file): Update prototype.
17750 * passes.c (register_one_dump_file): Do not accept IPA argument; work
17751 it out based on pass type.
17752 (register_dump_files_1): Likewise.
17753 (init_optimization_passes): Update register_one_dump_file calls.
17754 (execute_one_pass): Sanity check that IPA passes are called at IPA
17755 level and RTL passes at RTL level.
17756 (execute_pass_list): IPA pass can not be after or subpass of
17758 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
17759 disallov RTL subpasses of IPA subpasses.
17761 2008-04-05 Ben Elliston <bje@au.ibm.com>
17763 * tree-cfg.c (need_fake_edge_p): Return false for calls to
17764 builtins that return exactly once and do not throw. Cache call to
17767 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
17769 PR rtl-optimization/34916
17770 PR middle-end/35519
17771 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
17772 between instruction pairs.
17774 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
17776 * doc/invoke.texi: Document -mbitops for SH.
17777 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
17778 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
17779 * config/sh/sh.c (print_operand): Add %t operand code.
17780 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
17781 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
17782 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
17783 (extendqihi2): Likewise.
17784 (movqi_i): Likewise.
17785 (insv): Use bset, bclr and bst instructions for SH2A if possible.
17786 (extv): Use bld instruction for SH2A if possible.
17788 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
17789 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
17790 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
17791 (bset.b, bclr.b): Define peepholes.
17792 * config/sh/sh.opt (mbitops): New option.
17794 2008-04-04 Janis Johnson <janis187@us.ibm.com>
17797 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
17798 and view convert expression.
17800 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17803 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17805 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
17807 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
17809 * config/i386/cpuid.h (bit_AES): New.
17810 (bit_PCLMUL): Likewise.
17812 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
17813 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
17814 SSE2 if AES or PCLMUL is enabled.
17815 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
17816 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17817 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
17818 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
17819 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
17820 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
17821 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17822 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
17823 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
17824 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
17825 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
17826 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
17827 __builtin_ia32_aeskeygenassist128 and
17828 __builtin_ia32_pclmulqdq128.
17829 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
17830 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
17831 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
17833 * config/i386/i386.h (TARGET_AES): New.
17834 (TARGET_PCLMUL): Likewise.
17835 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
17837 * config/i386/i386.md (UNSPEC_AESENC): New.
17838 (UNSPEC_AESENCLAST): Likewise.
17839 (UNSPEC_AESDEC): Likewise.
17840 (UNSPEC_AESDECLAST): Likewise.
17841 (UNSPEC_AESIMC): Likewise.
17842 (UNSPEC_AESKEYGENASSIST): Likewise.
17843 (UNSPEC_PCLMUL): Likewise.
17845 * config/i386/i386.opt (maes): New.
17846 (mpclmul): Likewise.
17848 * config/i386/sse.md (aesenc): New pattern.
17849 (aesenclast): Likewise.
17850 (aesdec): Likewise.
17851 (aesdeclast): Likewise.
17852 (aesimc): Likewise.
17853 (aeskeygenassist): Likewise.
17854 (pclmulqdq): Likewise.
17856 * config/i386/wmmintrin.h: New.
17858 * doc/extend.texi: Document AES and PCLMUL built-in function.
17860 * doc/invoke.texi: Document -maes and -mpclmul.
17862 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
17864 * function.c (free_after_parsing): Replace with
17865 cxx_push_function_context from C++ front-end.
17866 (allocate_struct_function): Don't call langhook.
17867 * langhooks.h (struct lang_hooks_for_functions): Delete.
17868 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
17870 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
17871 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
17872 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
17873 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
17874 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
17875 remove LANG_HOOKS_FUNCTION_INITIALIZER.
17876 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
17878 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
17879 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
17881 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17884 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
17887 2008-04-04 Richard Guenther <rguenther@suse.de>
17889 PR middle-end/35823
17890 * fold-const.c (optimize_minmax_comparison): Use the correct
17891 type for the constant in the simplified comparison.
17893 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
17895 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
17896 Pass L2 size as "--param l2-cache-size" to the compiler.
17897 (decode_l2_cache): New function to decode L2 cache parameters using
17898 0x8000006 extended cpuid function.
17899 (detect_caches_amd): Determine parameters of L2 cache using
17900 decode_l2_caches function.
17901 (decode_caches_intel): Decode L2 cache parameters.
17902 (detect_caches_intel): Determine L2 cache parameters using
17903 decode_caches_intel and decode_l2_caches functions.
17905 2008-04-03 Bob Wilson <bob.wilson@acm.org>
17907 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
17908 secondary input reload for subword loads from the constant pool.
17910 2008-04-03 Janis Johnson <janis187@us.ibm.com>
17913 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
17914 constants of the appropriate size for runtime calculations.
17917 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
17918 decimal-float literal constant zero.
17920 2008-04-03 Jakub Jelinek <jakub@redhat.com>
17923 * c-parser.c (c_parser_omp_atomic): Call
17924 default_function_array_conversion on the RHS.
17926 PR middle-end/35818
17927 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
17928 call is_variable_sized if decl has incomplete type.
17930 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
17932 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
17934 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17936 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17938 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17939 (sgt<u>): Merge sgt and sgtu into new expander.
17940 (sgt, sgtu): Remove expanders.
17941 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17942 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17943 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17944 *sgtu_<mode>_mips16 into new pattern.
17945 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17946 (sge<u>): Merge sge and sgeu into new expander.
17947 (sge, sgeu): Remove expanders.
17948 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17950 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17951 (slt<u>): Merge slt and sltu into new expander.
17952 (slt, sltu): Remove expanders.
17953 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17954 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17955 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17956 *sltu_<mode>_mips16 into new pattern.
17957 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17958 (sle<u>): Merge sle and sleu into new expander.
17959 (sle, sleu): Remove expanders.
17960 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17961 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17962 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17963 *sleu_<mode>_mips16 into new pattern.
17964 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17966 2008-04-03 Jan Hubicka <jh@suse.cz>
17968 PR tree-optimization/35795
17969 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17970 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17971 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17972 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17973 * score/score3.c (score3_output_mi_thunk): Likewise.
17974 * score/score7.c (score7_output_mi_thunk): Likewise.
17975 * mips/mips.c (mips_output_mi_thunk): Likewise.
17977 2008-04-03 Richard Guenther <rguenther@suse.de>
17979 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17980 conversions. Simplify code.
17982 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17984 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17986 2008-04-03 Tom Tromey <tromey@redhat.com>
17987 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17989 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17990 * config/bfin/t-bfin-linux (generated_files): Add
17991 linux-sysroot-suffix.h.
17992 * doc/install.texi (Prerequisites): Require make 3.80.
17993 * doc/sourcebuild.texi (Front End Directory): Document new
17995 * Makefile.in (generated_files): New variable.
17996 (ALL_HOST_OBJS): New variable.
17997 ($(ALL_HOST_OBJS)): New target.
17999 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18001 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18002 (remap_block): Call id->transform_lang_insert_block instead
18004 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18005 Set id.transform_lang_insert_block to NULL.
18006 (clone_body): Move to cp/optimize.c
18007 * tree-inline.h (struct copy_body_data): Change
18008 transform_lang_insert_block to function pointer.
18009 (copy_generic_body, copy_decl_no_change): Export.
18010 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18011 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18012 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18014 * c-tree.h (insert_block): Kill.
18015 * c-decl.c (insert_block): Kill.
18017 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18019 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18020 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18021 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18023 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18024 argument, call {push,pop}_function_context from here.
18025 * c-parser.c: Use c_{push,pop}_function_context.
18027 * function.c (push_function_context_to): Move meat ...
18028 (push_function_context): ... here. Simplify.
18029 * function.c (pop_function_context_from): Move meat ...
18030 (pop_function_context): ... here. Simplify.
18031 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18033 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18034 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18035 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18036 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18038 2008-04-03 Ben Elliston <bje@au.ibm.com>
18040 * expmed.c (extract_force_align_mem_bit_field): Remove.
18042 2008-04-03 Richard Guenther <rguenther@suse.de>
18044 PR middle-end/35800
18045 * expr.h (try_casesi): Adjust prototype.
18046 * expr.c (try_casesi): Take fallback label as extra parameter.
18047 Use that for gen_casesi if default_label is NULL.
18048 * stmt.c (expand_case): Pass fallback label to try_casesi,
18049 make sure to fill gaps with a fallback label if default_label
18052 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18055 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18057 2008-04-03 Ben Elliston <bje@au.ibm.com>
18059 * expmed.c (extract_split_bit_field): Remove if (0) code.
18060 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18061 (do_ds_constraint): Likewise.
18063 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18065 * doc/cppopts.texi (-dU): Document.
18066 * c-common.h (flag_dump_macros): Update comment.
18067 * c-opts.c (handle_OPT_d): Handle -dU.
18068 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18069 dump_queued_macros, cb_used_define, cb_used_undef): New.
18070 (init_pp_output): Handle -dU.
18071 (cb_line_change): Call dump_queued_macros.
18072 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18074 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18076 * config/avr/predicates.md (io_address_operand): New predicate.
18077 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18078 * config/avr/avr.c (avr_io_address_p): Remove function.
18079 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18080 'avr_io_address_p' function.
18081 (out_movhi_r_mr): (Ditto.).
18082 (out_movqi_mr_r): (Ditto.).
18083 (out_movhi_mr_r): (Ditto.).
18084 (avr_address_cost): (Ditto.).
18086 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18088 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18089 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18090 in 32bit mode when XMM registers are available to avoid store
18092 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18093 corresponding post-reload splitters.
18095 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18097 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18098 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18099 __builtin_ia32_roundss.
18100 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18101 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18102 __builtin_ia32_roundss.
18103 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18104 IX86_BUILTIN_SHUFPD here.
18106 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18108 * config/i386/i386.md (plogic): New.
18109 (plogicprefix): Likewise.
18111 * config/i386/mmx.md (mmx_<code><mode>3): New.
18112 (mmx_and<mode>3): Removed.
18113 (mmx_ior<mode>3): Likewise.
18114 (mmx_xor<mode>3): Likewise.
18116 * config/i386/sse.md (<code><mode>3): New.
18117 (*<code><mode>3): Likewise.
18118 (*<code><mode>3): Likewise.
18119 (<code><mode>3): Likewise.
18120 (*sse_<code><mode>3): Likewise.
18121 (*sse2_<code><mode>3): Likewise.
18122 (<code>tf3): Likewise.
18123 (*<code>tf3): Likewise.
18124 (and<mode>3): Likewise.
18125 (*and<mode>3): Likewise.
18126 (ior<mode>3): Removed.
18127 (*ior<mode>3): Likewise.
18128 (xor<mode>3): Likewise.
18129 (*xor<mode>3): Likewise.
18130 (*and<mode>3): Likewise.
18131 (*ior<mode>3): Likewise.
18132 (*xor<mode>3): Likewise.
18133 (and<mode>3): Likewise.
18134 (*sse_and<mode>3): Likewise.
18135 (*sse2_and<mode>3): Likewise.
18136 (andtf3): Likewise.
18137 (*andtf3): Likewise.
18138 (ior<mode>3): Likewise.
18139 (*sse_ior<mode>3): Likewise.
18140 (*sse2_ior<mode>3): Likewise.
18141 (iortf3): Likewise.
18142 (*iortf3): Likewise.
18143 (xor<mode>3): Likewise.
18144 (*sse_xor<mode>3): Likewise.
18145 (*sse2_xor<mode>3): Likewise.
18146 (xortf3): Likewise.
18147 (*xortf3): Likewise.
18149 2008-04-02 Richard Guenther <rguenther@suse.de>
18151 PR tree-optimization/14495
18152 PR tree-optimization/34793
18153 * tree-vrp.c (struct switch_update): New structure.
18154 (to_remove_edges, to_update_switch_stmts): New VECs.
18155 (simplify_switch_using_ranges): New function. Remove not taken
18156 case labels and edges.
18157 (simplify_stmt_using_ranges): Call it.
18158 (identify_jump_threads): Mark edges we have queued for removal
18159 so we don't thread them.
18160 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18162 * tree-cfg.c (group_case_labels): Deal with missing default label.
18163 (tree_verify_flow_info): Allow missing default label.
18164 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18165 (emit_case_nodes): Likewise.
18166 (expand_case): Do not rely on the default label to be present.
18167 * expr.c (try_casesi): Deal with NULL default_label.
18168 (do_tablejump): Likewise.
18170 2008-04-02 Richard Guenther <rguenther@suse.de>
18172 PR tree-optimization/14495
18173 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18174 SWITCH_EXPR here ...
18175 (vrp_visit_switch_stmt): ... but here (new function).
18176 (find_case_label_index): New helper function.
18177 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18179 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18181 * fwprop.c: Fix ISO-C99ism.
18183 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18186 * Makefile.in (objdir): Set it here.
18187 * configure.ac: Not here. Find dynamic linker characteristics.
18188 * exec-tool.in: Use them.
18189 * aclocal.m4: Regenerate.
18190 * configure: Regenerate.
18192 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18194 * expr.c (expand_var): Delete it.
18195 * expr.h (expand_var): Delete prototype.
18196 * function.c (expand_function_start): Use expand_decl instead.
18197 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18200 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18202 PR rtl-optimization/35542
18203 * fwprop.c (forward_propagate_and_simplify): Replace
18204 loc_reg_mentioned_in_p with reg_mentioned_p.
18206 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18208 PR rtl-optimization/35281
18209 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18210 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18211 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18212 (varying_mem_p): Move above propagate_rtx.
18213 (all_uses_available_at): Do not check MEMs.
18215 2008-04-02 Rafael Espíndola <espindola@google.com>
18217 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18218 (register_edge_assert_for_2): Split the cond argument.
18219 (register_edge_assert_for_1): Adjust for the change in
18220 register_edge_assert_for_2.
18221 (register_edge_assert_for): Split the cond argument.
18222 (find_switch_asserts): Adjust for the change in
18223 register_edge_assert_for.
18225 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18227 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18228 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18229 offsets for 64-bit mingw.
18230 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18231 abi for x86_64-pc-mingw.
18233 2008-04-02 Richard Guenther <rguenther@suse.de>
18235 * tree-vrp.c (extract_range_from_assert): Make sure to not
18236 produce range min/max with TREE_OVERFOW set.
18237 If merging a anti-range and a range keep the anti-range if
18238 the range covers all values of the type.
18239 (register_edge_assert_for_2): Only allow sign-changing
18240 conversions in detecting canonical range checks. Also
18241 register an assert for the unsigned name if useful.
18243 PR tree-optimization/35787
18244 * tree-vrp.c (vrp_val_max): New function.
18245 (vrp_val_min): Likewise.
18246 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18247 (vrp_val_is_min): Likewise.
18248 (supports_overflow_infinity): Use vrp_val_{min,max}.
18249 (negative_overflow_infinity): Likewise.
18250 (positive_overflow_infinity): Likewise.
18251 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18252 (is_positive_overflow_infinity): Likewise.
18253 (is_overflow_infinity): Likewise.
18254 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18255 vrp_val_is_{min,max}.
18256 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18257 to ranges if possible. Avoid empty ranges.
18259 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18261 PR middle-end/35705
18262 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18263 the expression is a function address.
18265 2008-04-01 George Helffrich <george@gcc.gnu.org>
18267 PR fortran/35154, fortran/23057
18268 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18269 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18270 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18271 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18273 (dbxout_syms): Check for COMMON-based symbol and wrap in
18274 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18275 in bracket for efficiency.
18277 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18278 using DW_TAG_common_block + member offset.
18279 (add_pubname_string): New function.
18280 (dw_expand_expr): New function to find block name and offset for
18282 (common_check): New function to check whether symbol in Fortran COMMON.
18283 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18285 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18288 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18290 2008-04-02 Ben Elliston <bje@au.ibm.com>
18292 * config/v850/v850.md (casesi): Remove if (0) code.
18293 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18294 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18296 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18298 * config/i386/i386.md (rex64suffix): New mode attribute.
18299 (floathi<mode>2): Disable expander for SSE math.
18300 (*floathi<mode>2_1): New insn insn_and_split pattern.
18301 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18302 corresponding post-reload splitters.
18303 (*floathi<mode>2_i387): New macroized insn pattern.
18304 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18305 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18306 insn_and_split pattern.
18307 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18308 New macroized instruction patterns and corresponding post-reload
18310 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18311 and corresponding post-reload splitters.
18312 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18313 New macroized instruction patterns.
18314 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18315 macroized instruction patterns and corresponding post-reload splitters.
18316 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18317 corresponding post-reload splitters.
18318 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18319 New macroized instruction patterns.
18320 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18321 corresponding post-reload splitters.
18322 (*floatsi<mode>2_i387): New macroized instruction patterns.
18324 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18326 * config/i386/i386.md (smaxmin): New.
18327 (umaxmin): Likewise.
18328 (maxminiprefix): Likewise.
18329 (maxminfprefix): Likewise.
18330 (<code><mode>3): Likewise.
18331 (smin<mode>3): Removed.
18332 (smax<mode>3): Likewise.
18334 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18335 (mmx_<code>v4hi3): Likewise.
18336 (mmx_<code>v8qi3): Likewise.
18337 (mmx_smaxv2sf3): Removed.
18338 (mmx_sminv2sf3): Likewise.
18339 (mmx_umaxv8qi3): Likewise.
18340 (mmx_smaxv4hi3): Likewise.
18341 (mmx_uminv8qi3): Likewise.
18342 (mmx_sminv4hi3): Likewise.
18344 * config/i386/sse.md (<addsub><mode>3): New.
18345 (*<addsub><mode>3): Likewise.
18346 (<sse>_vm<addsub><mode>3): Likewise.
18347 (<maxmin><mode>3): Likewise.
18348 (*<maxmin><mode>3_finite): Likewise.
18349 (*<maxmin><mode>3): Likewise.
18350 (<sse>_vm<maxmin><mode>3): Likewise.
18351 (sse3_h<addsub>v4sf3): Likewise.
18352 (sse3_h<addsub>v2df3): Likewise.
18353 (<maxmin>v16qi3): Likewise.
18354 (*<maxmin>v16qi3): Likewise.
18355 (<maxmin>v8hi3): Likewise.
18356 (*<maxmin>v8hi3): Likewise.
18357 (*sse4_1_<maxmin><mode>3): Likewise.
18358 (*sse4_1_<maxmin><mode>3): Likewise.
18359 (add<mode>3): Removed.
18360 (*add<mode>3): Likewise.
18361 (<sse>_vmadd<mode>3): Likewise.
18362 (sub<mode>3): Likewise.
18363 (*sub<mode>3): Likewise.
18364 (<sse>_vmsub<mode>3): Likewise.
18365 (smin<mode>3): Likewise.
18366 (*smin<mode>3_finite): Likewise.
18367 (*smin<mode>3): Likewise.
18368 (<sse>_vmsmin<mode>3): Likewise.
18369 (smax<mode>3): Likewise.
18370 (*smax<mode>3_finite): Likewise.
18371 (*smax<mode>3): Likewise.
18372 (<sse>_vmsmax<mode>3): Likewise.
18373 (sse3_haddv4sf3): Likewise.
18374 (sse3_haddv2df3): Likewise.
18375 (sse3_hsubv4sf3): Likewise.
18376 (sse3_hsubv2df3): Likewise.
18377 (umaxv16qi3): Likewise.
18378 (*umaxv16qi3): Likewise.
18379 (smaxv8hi3): Likewise.
18380 (*smaxv8hi3): Likewise.
18381 (*sse4_1_smax<mode>3): Likewise.
18382 (*sse4_1_umax<mode>3): Likewise.
18383 (uminv16qi3): Likewise.
18384 (*uminv16qi3): Likewise.
18385 (sminv8hi3): Likewise.
18386 (*sminv8hi3): Likewise.
18387 (*sse4_1_smin<mode>3): Likewise.
18388 (*sse4_1_umin<mode>3): Likewise.
18390 2008-04-01 Rafael Espíndola <espindola@google.com>
18392 * tree-cfg.c (verify_expr): remove in_phi.
18393 (verify_stmt): Don't call walk_tree with verify_expr. Use
18394 is_gimple_min_invariant instead of is_gimple_val.
18396 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18398 * doc/include/gpl_v3.texi: Update for manpage generation.
18399 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18401 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18402 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18403 gpl_v3.texi instead of gpl.texi.
18406 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18409 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18411 2008-04-01 Rafael Espíndola <espindola@google.com>
18413 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18414 (extract_code_and_val_from_cond): Use
18415 extract_code_and_val_from_cond_with_ops.
18417 2008-04-01 Jan Hubicka <jh@suse.cz>
18419 * function.c (free_after_compilation): Free epilogue_delay_list.
18420 (prepare_function_start): Assert that previous compilation was freed.
18422 2008-04-01 Jan Hubicka <jh@suse.cz>
18423 Jim Wilson <wilson@tuliptree.org>
18424 Andreas Tobler <andreast@gcc.gnu.org>
18426 PR middle-end/35781
18427 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18428 rtl.emit instead cfun->emit.
18429 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18430 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18432 2008-04-01 Ben Elliston <bje@au.ibm.com>
18434 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18436 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18438 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18440 (fprofile-use): Add var flag_profile_use
18441 * coverage.c (coverage_begin_output): Do not open a gcno file for
18442 output only if -ftest-coverage is set.
18443 Do not add getpwd() to gcda file path.
18444 (build_gcov_info): Check the new flag
18445 flag_profile_datafile_relative_path.
18446 (coverage_init): Use profile_data_prefix.
18447 Read profile counter only if flag_profile_use is set.
18448 * opts.c (common_handle_option): New option fprofile-use=,
18449 fprofile-dir=, fprofile-generate=.
18450 * toplev.c (profile_data_prefix): New variable definition.
18451 * toplev.h (profile_data_prefix): New declaration.
18452 * doc/invoke.tex (Option Summary, Optimization Options):
18455 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18457 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18458 use tmp consistently.
18461 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18462 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18463 UNSPEC_FR_RECIP_APPROX_RES.
18464 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18466 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18469 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18471 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18473 PR middle-end/30186
18474 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18475 element of the vector via a pointer.
18477 2008-03-31 Ian Lance Taylor <iant@google.com>
18479 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18481 2008-03-31 Jan Hubicka <jh@suse.cz>
18483 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18484 get_arg_pointer_save_area.
18485 * expr.c (init_expr): Just clear out rtl.expr.
18486 * function.c (free_after_compilation): Clear out whole RTL structure.
18487 (get_func_frame_size): Merge into ...
18488 (get_frame_size): ... this one.
18489 (assign_stack_local_1): Merge into ...
18490 (assign_stack_local): ... this one.
18491 (expand_function_end): Update call of get_arg_pointer_save_area.
18492 (get_art_pointer_save_area): Remove cfun argument.
18493 * function.h (emit_status): regno_pointer_align does not need length
18494 attribute. Move x_regno_reg_rtx to ...
18495 (regno_reg_rtx): ... new global array.
18496 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18497 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18498 apply_args_value, forced_labels, stack_pointer_delta):
18500 (struct varasm_status): Move here from varasm.c
18501 (struct rtl_data): New. Move here some fields from struct function.
18502 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18503 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18504 used_temp_slots avail_temp_slots, temp_slot_level,
18505 nonlocal_goto_handler_labels): Update accesstors.
18506 (rtl): New global variable.
18507 (struct function): Move some fileds to rtl_data.
18508 (get_arg_pointer_save_area): Update prototype.
18509 * emit-rtl.c (rtl): Declare.
18510 (regno_reg_rtx): Declare.
18511 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18513 (gen_reg_rtx): Update.
18514 (init_virtual_regs): Do not tate emit_status argument.
18515 (init_emit): Do not allocate emit.
18516 * varasm.c (varasm_statuc): Move to function.h.
18517 (n_deferred_constatns): Update accestor.
18518 (init_varasm_status): Do not allocate varasm_status.
18519 (force_const_mem, get_pool_size, output_constant_pool): Update.
18520 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18521 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18523 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18525 PR rtl-optimization/35729
18526 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18529 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18532 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18533 load/store if memory is unaligned.
18534 (*movti_rex64): Likewise.
18536 * config/i386/predicates.md (misaligned_operand): New.
18538 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18541 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18544 2008-03-31 Jan Beulich <jbeulich@novell.com>
18546 * config/ia64/constraints.md: Add 'j' constraint.
18547 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18548 (movdi_internal): Likewise.
18550 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18553 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18555 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18558 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18559 proper error message for the third argument on blendpd and
18562 * config/i386/sse.md (blendbits): New.
18563 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18565 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18567 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18569 2008-03-30 Richard Guenther <rguenther@suse.de>
18571 PR middle-end/31023
18572 * fold-const.c (fold_sign_changed_comparison): Do leave
18573 conversions to base-types alone.
18575 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18577 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18578 the link register if one altivec register is be saved.
18580 2008-03-30 Ben Elliston <bje@au.ibm.com>
18582 * final.c (final_scan_insn): Remove if (0) code.
18584 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18586 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18588 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18590 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18591 of V4SFmode to ix86_binary_operator_ok.
18593 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18595 * config/i386/i386.c (override_options): Initialize
18596 ix86_veclib_handler to ix86_veclibabi_svml when
18597 -mveclibabi=svml is used.
18598 (ix86_veclibabi_svml): New function for SVML ABI style
18599 vectorization support.
18600 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18602 2008-03-28 Rafael Espíndola <espindola@google.com>
18604 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18605 (tree_binary_nonnegative_warnv_p): Make it public.
18606 (tree_single_nonnegative_warnv_p): Make it public.
18607 (tree_invalid_nonnegative_warnv_p): Make it public.
18608 (tree_unary_nonzero_warnv_p): Make it public.
18609 (tree_binary_nonzero_warnv_p): Make it public
18610 (tree_single_nonzero_warnv_p): Make it public.
18611 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18612 (extract_range_from_binary_expr): Split the expr argument.
18613 (extract_range_from_unary_expr): Split the expr argument.
18614 (extract_range_from_comparison): Split the expr argument.
18615 (extract_range_from_expr): Use the new aux functions.
18616 (vrp_evaluate_conditional_warnv): Use
18617 vrp_evaluate_conditional_warnv_with_ops.
18618 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18619 (tree_binary_nonzero_warnv_p): Declare.
18620 (tree_single_nonzero_warnv_p): Declare.
18621 (tree_expr_nonzero_warnv_p): Declare.
18622 (tree_unary_nonnegative_warnv_p): Declare.
18623 (tree_binary_nonnegative_warnv_p): Declare.
18624 (tree_single_nonnegative_warnv_p): Declare.
18625 (tree_invalid_nonnegative_warnv_p): Declare.
18627 2008-03-28 Richard Guenther <rguenther@suse.de>
18629 PR tree-optimization/30317
18630 PR tree-optimization/30911
18631 PR tree-optimization/34793
18632 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18633 (struct assert_locus_d): New member EXPR.
18634 (register_new_assert_for): Add EXPR parameter to support
18635 ASSERT_EXPR <name, expr OP limit>.
18636 (register_edge_assert_for_1): Adjust callers.
18637 (find_assert_locations): Likewise.
18638 (process_assert_insertions_for): Build condition from expression.
18639 (extract_range_from_assert): Handle ASSERT_EXPRs
18640 of the form ASSERT_EXPR <name, expr OP limit>.
18641 (register_edge_assert_for_2): New helper registering
18642 asserts for comparisons. Recognize range tests of the form
18643 (unsigned)i - CST1 OP CST2.
18644 (register_edge_assert_for_1): Use it.
18645 (register_edge_assert_for): Likewise.
18646 (needs_overflow_infinity): Integer sub-types
18647 do not need overflow infinities.
18648 (vrp_val_is_max): The extreme values of integer sub-types
18649 are those of the base type.
18650 (vrp_val_is_min): Likewise.
18651 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18654 2008-03-28 Nick Clifton <nickc@redhat.com>
18657 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18658 Return GENERAL_REGS for stack adjustment reloads.
18660 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18663 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18664 const_vector when all the vectors are constant.
18666 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18668 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18670 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18671 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18673 (s<code>_sf): Use new scc_sf attribute for opcode names.
18675 2008-03-27 Tom Tromey <tromey@redhat.com>
18677 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18678 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18679 config/spu/t-spu-elf, config/i386/t-interix,
18680 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18681 config/i386/x-darwin, config/i386/x-mingw32,
18682 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18683 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18684 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18685 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18686 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
18687 config/rs6000/x-darwin, config/rs6000/t-rs6000,
18688 config/score/t-score-elf, config/arm/t-strongarm-pe,
18689 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
18690 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
18691 Revert automatic dependency patch.
18693 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
18696 * config/i386/i386.c (ix86_function_arg_boundary): Align
18697 decimal floating point to its natural boundary.
18699 2008-03-27 Richard Guenther <rguenther@suse.de>
18701 PR middle-end/35716
18702 * fold-const.c (fold_comparison): Restrict distinct decl
18703 comparison folding to VAR_DECLs and PARM_DECLs. Do not
18704 solely rely on operand_equal_p.
18706 2008-03-27 Richard Guenther <rguenther@suse.de>
18709 * c-common.c (handle_weak_attribute): Reject combination of
18712 2008-03-27 Richard Guenther <rguenther@suse.de>
18714 PR tree-optimization/32810
18715 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
18716 conversions from DECL_INITIAL.
18717 (fold_const_aggregate_ref): Likewise from constructor elements.
18719 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
18721 * tree-affine.h (aff_combination_expand): Declare.
18722 (get_inner_reference_aff): Likewise.
18723 * tree-affine.c (aff_combination_expand): Split out from
18724 tree_to_aff_combination_expand.
18725 (get_inner_reference_aff): New function.
18726 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
18727 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
18728 (struct lim_aux_data): sm_done field removed.
18729 (mem_ref_loc_p, mem_ref_locs_p): New types.
18730 (struct mem_ref): Added id, stored, accesses_in_loop,
18731 indep_loop, dep_loop, indep_ref, dep_ref fields.
18732 Removed is_stored, locs and next fields.
18733 (memory_accesses): New variable.
18734 (movement_possibility): Do not allow moving statements
18735 that store to memory.
18736 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
18738 (determine_max_movement): For statements with memory references,
18739 find the outermost loop in that the reference is independent.
18740 (move_computations_stmt): Mark the virtual operands for renaming.
18741 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
18742 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
18743 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
18744 add_vop_ref_mapping, create_vop_ref_mapping_loop,
18745 create_vop_ref_mapping, analyze_memory_references,
18746 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
18747 get_all_locs_in_loop, ref_always_accessed_p,
18748 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
18749 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
18750 store_motion_loop, store_motion): New functions.
18751 (struct vop_to_refs_elt): New type.
18752 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
18753 memref_hash, memref_eq, hoist_memory_references): Rewritten.
18754 (schedule_sm): Replaced by...
18755 (execute_sm): ... this.
18756 (determine_lsm_ref, hoist_memory_references,
18757 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
18758 find_more_ref_vops, free_mem_ref, free_mem_refs,
18759 determine_lsm_loop, determine_lsm): Removed.
18760 (tree_ssa_lim_finalize): Free data structures used by store motion.
18761 (tree_ssa_lim): Call analyze_memory_references. Use
18762 store_motion instead of determine_lsm.
18764 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18766 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
18767 rename tmake_file to m68hc11/t-m68hc11.
18768 (mcore): Set inhibit_libc to true.
18769 * config.host (alpha*-dec-*vms*): Set extra_programs.
18770 (interix3*): Don't use host_xmake_file.
18771 * configure.ac: Let config.gcc override inhibit_libc.
18772 * configure: Regenerate.
18774 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
18775 * config/t-openbsd-thread: Remove commented out lines.
18777 * config/x-interix: Remove.
18779 * config/m68hc11/t-m68hc11-gas: Rename to...
18780 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
18782 * config/mcore/t-mcore: Remove T_CFLAGS.
18783 * config/mcore/t-mcore-pe: Likewise.
18785 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18787 * configure.ac: Replace custom __GNU_SOURCE test with
18788 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
18789 * aclocal.m4: Regenerate.
18790 * configure: Regenerate.
18791 * config.in: Regenerate.
18793 2008-03-27 Richard Guenther <rguenther@suse.de>
18795 * fold-const.c (target.h): Include.
18796 (fold_comparison): Fold comparison of addresses of decls
18797 that bind locally or of constants. Consolidate address folding code.
18798 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
18799 results from fold_binary_to_constant.
18800 (compare_values_warnv): Likewise.
18802 2008-03-27 Andrew Pinski <pinskia@gmail.com>
18804 PR middle-end/35429
18805 * fold-const.c (fold_truthop): Check for integeral types when folding
18806 a == 0 && b == 0 and a != 0 || b != 0 .
18808 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
18810 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
18812 2008-03-26 Andreas Schwab <schwab@suse.de>
18814 * doc/invoke.texi: Fix use of @item vs. @itemx.
18816 2008-03-26 Tom Tromey <tromey@redhat.com>
18818 * Makefile.in (build/gensupport.o, build/print-rtl.o,
18819 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
18820 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
18821 build/gencodes.o, build/genconditions.o, build/genconfig.o,
18822 build/genconstants.o, build/genemit.o, build/genextract.o,
18823 build/genflags.o, build/genmddeps.o, build/genopinit.o,
18824 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
18827 2008-03-26 Richard Guenther <rguenther@suse.de>
18830 2008-03-26 Richard Guenther <rguenther@suse.de>
18832 * fold-const.c (target.h): Include.
18833 (fold_comparison): Fold comparison of addresses of two decls
18834 that bind locally. Consolidate address folding code.
18836 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18838 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
18839 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
18840 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
18841 dconstsqrt2, dconstthird, dconste and/or dconst10.
18842 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
18843 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
18844 dconstsqrt2, dconste): Delete.
18845 (init_emit_once): Likewise. Simplify initializing dconstm1.
18847 * real.c (get_real_const): New.
18848 * real.h (dconst3, dconst10, dconstm2, dconstthird,
18849 dconstsqrt2, dconste): Delete.
18850 (real_value_const, get_real_const): New.
18852 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
18854 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
18856 * config/i386/i386.c (ix86_function_arg_boundary): Check
18857 BIGGEST_ALIGNMENT instead of 128.
18858 (setup_incoming_varargs_64): Likewise.
18860 2008-03-26 Tom Tromey <tromey@redhat.com>
18862 * Makefile.in (DEPFILES): Add missing '/'.
18864 2008-03-26 Richard Guenther <rguenther@suse.de>
18866 * fold-const.c (target.h): Include.
18867 (fold_comparison): Fold comparison of addresses of two decls
18868 that bind locally. Consolidate address folding code.
18870 2008-03-26 Nick Clifton <nickc@redhat.com>
18873 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
18874 not allow INT+INT as a legitimate addressing mode.
18876 2008-03-26 Richard Guenther <rguenther@suse.de>
18878 * tree-flow.h (widen_bitfield): Remove declaration.
18879 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
18880 (widen_bitfield): Remove function.
18881 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
18884 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18887 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
18890 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
18892 PR rtl-optimization/35232
18893 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
18894 (forget_old_reloads_1, forget_marked_reloads): Don't clear
18895 reg_reloaded_call_part_clobbered here.
18896 (reload_regs_reach_end_p): New function.
18897 (reload_reg_rtx_for_input): New variable.
18898 (reload_reg_rtx_for_output): Likewise.
18899 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
18900 when reassigning a pseudo register. Load reloadreg from
18901 reload_reg_rtx_for_input, moving the mode and register
18903 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
18904 instead of the original when deciding whether an input reload
18905 would be a no-op or whether an output reload can be deleted.
18906 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
18907 when setting up new_spill_reg_store. Load it from
18908 reload_reg_rtx_for_output, moving the mode and register
18910 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
18911 instead of the original when deciding whether an output reload
18912 would be a no-op. Do the same when modifying insn notes.
18913 Use rtx_equal_p instead of == to compare the registers.
18914 (inherit_piecemeal_p): Take a mode and two register numbers
18916 (emit_reload_insns): Clear new_spill_reg_store for every hard
18917 register in the reload register. Remove spill registers
18918 from reg_reloaded_valid before considering whether to record
18919 inheritance information for them. Use reload_reg_rtx_for_output
18920 instead of reg_rtx when recording output reloads. Use
18921 reload_reg_rtx_for_input instead of reg_rtx when recording
18922 input reloads. Set or clear reg_reloaded_call_part_clobbered
18923 at the same time as setting reg_reloaded_valid.
18924 (delete_output_reload): Add a new_reload_reg parameter and use it
18925 instead of rld[j].reg_rtx.
18926 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
18929 2008-03-25 Tom Tromey <tromey@redhat.com>
18931 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
18932 (build/genattr.o): Likewise.
18933 (build/genattrtab.o): Likewise.
18934 (build/gencodes.o): Likewise.
18935 (build/genconfig.o): Likewise.
18936 (build/genconstants.o): Likewise.
18937 (build/genemit.o): Likewise.
18938 (build/genextract.o): Likewise.
18939 (build/genflags.o): Likewise.
18941 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18943 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18944 instead of size_int for integer types.
18945 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18946 to match type of MINUS_EXPR.
18948 2008-03-25 Tom Tromey <tromey@redhat.com>
18950 * configure: Rebuilt.
18951 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18954 2008-03-25 Tom Tromey <tromey@redhat.com>
18956 * config/x-solaris (host-solaris.o): Update.
18957 * config/x-linux (host-linux.o): Update.
18958 * config/x-hpux (host-hpux.o): Update.
18959 * config/x-darwin (host-darwin.o): Update.
18960 * config/v850/t-v850e (v850-c.o): Update.
18961 * config/v850/t-v850 (v850-c.o): Update.
18962 * config/t-vxworks (vxworks.o): Update.
18963 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18964 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18965 * config/spu/t-spu-elf (spu-c.o): Update.
18967 * config/sh/t-symbian (sh-c.o): Update.
18968 (symbian.o): Update.
18969 * config/sh/t-sh (sh-c.o): Update.
18970 * config/score/t-score-elf (score7.o, score3.o): Update.
18971 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18972 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18973 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18974 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18975 (rs6000.o): Remove.
18976 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18977 * config/m32c/t-m32c (m32c-pragma.o): Update.
18978 * config/ia64/t-ia64 (ia64-c.o): Update.
18979 * config/i386/x-mingw32 (host-mingw32.o): Update.
18980 * config/i386/x-i386 (driver-i386.o): Update.
18981 * config/i386/x-darwin (host-i386-darwin.o): Update.
18982 * config/i386/x-cygwin (host-cygwin.o): Update.
18983 * config/i386/t-nwld (nwld.o): Update.
18984 * config/i386/t-netware (netware.o): Update.
18985 * config/i386/t-interix (winnt.o): Update.
18986 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18987 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18988 msformat-c.o): Update.
18989 * config/bfin/t-bfin-linux (generated_files): Add
18990 linux-sysroot-suffix.h.
18991 * config/arm/t-wince-pe (pe.o): Update.
18992 * config/arm/t-strongarm-pe (pe.o): Update.
18993 * config/arm/t-pe (pe.o): Update.
18994 * config/arm/t-arm (arm-c.o): Update.
18995 * doc/install.texi (Prerequisites): Require make 3.80.
18996 * Makefile.in: Remove .o targets.
18997 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18998 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18999 (simple_generated_h, simple_generated_c): Move earlier.
19000 (generated_files): New variable.
19001 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19002 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19003 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19004 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19005 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19006 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19007 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19008 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19009 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19010 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19011 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19012 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19014 (COMPILE.base, COMPILE): New variables.
19015 (%.o): New pattern rule.
19016 (ALL_HOST_OBJS): New variable.
19017 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19018 (dummy-checksum.o, cc1-checksum.o): Remove.
19019 (DRIVER_SHLIB): New variable.
19020 (DRIVER_DEFINES): Use it.
19021 (gencondmd.c): Move out of build/.
19022 (s-conditions): Update.
19023 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19024 (ALL_BUILD_OBJS): Likewise.
19025 (build/%.o): Use BUILDCOMPILE.
19026 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19027 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19028 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19029 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19030 build/genconfig.o, build/genconstants.o, build/genemit.o,
19031 build/genextract.o, build/genflags.o, build/genmddeps.o,
19032 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19033 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19034 build/gen-protos.o, build/scan.o, build/fix-header.o,
19035 build/scan-decls.o): Simplify.
19036 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19037 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19038 prefix.o, toplev.o): Reduce to variable setting.
19039 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19040 ($(out_object_file), gcc-options.o): New targets.
19041 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19042 * configure: Rebuilt.
19043 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19044 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19046 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19048 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19049 complain when we hit an error, return ERROR_MARK_NODE.
19051 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19053 * config/sh/constraints.md (Pso, Psz): New constraints.
19054 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19055 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19057 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19059 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19060 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19062 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19064 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19065 (prefetch_sh2a): New.
19067 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19068 Naveen.H.S <naveen.hs@kpitcummins.com>
19070 * config/sh/constraints.md (I28): New constraint.
19071 * config/sh/sh.c (broken_move): Add support for movi20s.
19072 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19074 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19075 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19076 Naveen.H.S <naveen.hs@kpitcummins.com>
19078 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19079 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19080 (print_operand): Handle resbank in %@ operand code.
19081 (sh_encode_section_info): New.
19082 (push_regs): Add conditions for resbank.
19083 (sh_expand_epilogue): Likewise.
19084 (sh_insert_attributes): Likewise.
19085 (sh_attribute_table): Likewise.
19086 (sh_handle_resbank_handler_attribute): New.
19087 (sh2a_handle_function_vector_handler_attribute): New.
19088 (sh2a_is_function_vector_call): New.
19089 (sh2a_get_function_vector_number): New.
19090 (sh2a_function_vector_p): New.
19091 (sh_cfun_resbank_handler_p): New.
19092 * config/sh/sh.md (calli): Emit jsr/n if possible.
19093 (calli_tbr_rel): New.
19094 (calli_pcrel): Emit jsr/n if possible.
19095 (return_i): Emit rts/n if possible.
19096 (call_valuei_tbr_rel): New.
19097 (call_valuei_pcrel): Add condition for SH2A target.
19098 (call_value): Likewise.
19099 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19100 (sh2a_get_function_vector_number): Likewise.
19101 (sh2a_is_function_vector_call): Likewise.
19102 * doc/extend.texi: Document TBR relative addressing of SH2A.
19103 (resbank): Add description for SH2A.
19105 2008-03-24 Richard Guenther <rguenther@suse.de>
19108 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19109 pointer assignments change conversions according to middle-end rules.
19110 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19111 * configure.ac: Include type checking in yes.
19112 * configure: Regenerate.
19114 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19116 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19117 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19119 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19121 * gthr-vxworks.h (UNUSED): Define.
19123 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19125 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19127 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19129 * doc/extend.texi (Function Attributes): Add missing comma in the
19130 example of the "alloc_size" attribute.
19132 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19135 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19137 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19140 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19143 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19144 of the underlying type of a MS bitfield layout to the natural
19145 alignment of the type.
19147 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19149 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19150 to their natural alignment to avoid store forwarding stalls.
19152 2008-03-22 Richard Guenther <rguenther@suse.de>
19154 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19155 For PHI nodes verify the address is invariant.
19156 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19157 (get_symbol_constant_value): Use is_gimple_min_invariant.
19158 (maybe_fold_stmt_indirect): Likewise.
19160 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19162 PR rtl-optimization/33927
19163 * Makefile.in (dse.o): Depend on $(TM_P_H).
19164 * expr.h (extract_low_bits): Declare.
19165 * expmed.c (extract_low_bits): New function.
19166 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19167 * dse.c: Include tm_p.h.
19168 (find_shift_sequence): Remove the read_reg argument and return the
19169 read value. Emit the instructions instead of returning them.
19170 Iterate on new_mode rather than calculating it each time.
19171 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19172 source to NEW_MODE and extract_low_bits to convert the shifted
19173 value to READ_MODE.
19174 (replace_read): Allow the load and store to have different mode
19175 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19176 or extraction instructions before trying the replacement. Update
19177 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19179 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19181 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19182 to their natural alignment to avoid store forwarding stalls.
19184 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19187 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19188 encouraging but not allowing gprs for input;
19189 change the input constraint to !f#r.
19190 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19192 change the output constraint to !f#r.
19194 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19197 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19198 corresponding post-reload splitters.
19199 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19200 when x87 FP math is selected.
19201 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19202 New function prototype.
19203 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19204 unreachable function to ease macroization of insn patterns.
19206 2008-03-21 Martin Jambor <mjambor@suse.cz>
19208 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19209 reference dumps if ddr is NULL or dependence is unknown.
19211 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19213 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19214 unsigned extension into account.
19215 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19216 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19217 Do computations on a scratch register.
19219 2008-03-21 Richard Guenther <rguenther@suse.de>
19221 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19222 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19223 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19224 * tree-ssa-dom.c (record_equality): Likewise.
19225 * tree-inline.c (copy_body_r): Likewise.
19226 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19229 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19231 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19232 as 'delete_unused' argument.
19234 2008-03-20 Richard Guenther <rguenther@suse.de>
19236 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19237 special casing of constant qualifiers.
19238 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19239 care about them in general.
19240 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19241 regardless of their type.
19242 (fold_stmt_r): Forcefully fold *& if we end up with that.
19244 2008-03-20 Paul Brook <paul@codesourcery.com>
19246 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19247 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19249 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19251 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19252 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19254 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19256 * common.opt (Wmudflap): New option.
19257 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19258 (mx_register_decls): Likewise.
19259 (mudflap_finish_file): Likewise.
19260 * doc/invoke.texi: Document -Wno-mudflap.
19262 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19264 * c-format.c (replace_format_name_to_system_name): New.
19265 (cmp_attribs): New.
19266 (convert_format_name_to_system_name): New.
19267 (decode_format_attr): Add use of convert_format_name_to_system_name.
19268 (format_types_orig): Add gnu_ prefix to names.
19269 (check_format_info_main): Special treating of \0 escaped names for
19270 supporting multi-character format specifiers as I32, I64.
19271 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19272 (gnu_target_overrides_format_attributes): New.
19273 * c-format.h: Add structure target_ovr_attr to hold
19274 system specific formatter names.
19275 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19276 msformat-c.o file to c_target_objs and cxx_target_objs.
19277 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19278 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19279 (TARGET_N_FORMAT_TYPES): New.
19280 * config/i386/msformat-c.c: New.
19281 * config/i386/t-cygming: Add build rule for msformat-c.o.
19282 * doc/extend.texi: Add new format names gnu_* and ms_* and
19284 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19286 2008-03-20 Ira Rosen <irar@il.ibm.com>
19288 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19289 optimizations turned on under -O3.
19290 (ftree-vectorize): Add that the flag is turned on with -O3.
19292 2008-03-20 Ben Elliston <bje@au.ibm.com>
19294 * regmove.c (try_auto_increment): Fix spelling error in comment.
19295 * final.c (final_scan_insn): Likewise.
19297 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19300 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19301 allocator preferences for "y" and "r" class registers.
19302 ("*mov<mode>_internal"): Ditto.
19303 ("*movv2sf_internal_rex64"): Ditto.
19304 ("*movv2sf_internal"): Ditto.
19306 2008-03-19 Michael Matz <matz@suse.de>
19308 PR middle-end/35616
19309 * calls.c (expand_call): Check overlap of arguments with call
19310 address for sibcalls.
19312 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19315 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19316 of the underlying type of a MS bitfield layout to the natural
19317 alignment of the type.
19319 2008-03-19 Jan Hubicka <jh@suse.cz>
19322 * toplev.c (decode_d_option): Handle all CPP flags.
19323 * tree-vrp.c: Update tree_pass descriptors.
19324 * regrename.c: Update tree_pass descriptors.
19325 * fwprop.c: Update tree_pass descriptors.
19326 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19327 * tree-into-ssa.c: Update tree_pass descriptors.
19328 * tree-dump.c: Update tree_pass descriptors.
19329 * tree-complex.c: Update tree_pass descriptors.
19330 * tree-dump.h: Update tree_pass descriptors.
19331 * see.c: Update tree_pass descriptors.
19332 * cgraphbuild.c: Update tree_pass descriptors.
19333 * tracer.c: Update tree_pass descriptors.
19334 * tree-loop-distribution.c: Update tree_pass descriptors.
19335 * cgraph.c: Update tree_pass descriptors.
19336 * postreload-gcse.c: Update tree_pass descriptors.
19337 * postreload.c: Update tree_pass descriptors.
19338 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19339 * tree-tailcall.c: Update tree_pass descriptors.
19340 * tree-pass.h (tree_opt_pass): Rename to ...
19341 (opt_pass) ... this one; add "type" field and remove letter field.
19342 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19343 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19344 all_lowering_passes): Update declaration.
19345 * ipa-cp.c: Update tree_pass descriptors.
19346 * final.c: Update tree_pass descriptors.
19347 * omp-low.c: Update tree_pass descriptors.
19348 * tree-ssa-dse.c: Update tree_pass descriptors.
19349 * ipa-reference.c: Update tree_pass descriptors.
19350 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19351 * auto-inc-dec.c: Update tree_pass descriptors.
19352 * reorg.c: Update tree_pass descriptors.
19353 * cgraphunit.c: Update tree_pass descriptors.
19354 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19355 * tree-ssa-ccp.c: Update tree_pass descriptors.
19356 * df-core.c: Update tree_pass descriptors.
19357 * mode-switching.c: Update tree_pass descriptors.
19358 * tree-nomudflap.c: Update tree_pass descriptors.
19359 * modulo-sched.c: Update tree_pass descriptors.
19360 * ipa-pure-const.c: Update tree_pass descriptors.
19361 * cse.c: Update tree_pass descriptors.
19362 * web.c: Update tree_pass descriptors.
19363 * tree-stdarg.c: Update tree_pass descriptors.
19364 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19365 * tree-ssa-dom.c: Update tree_pass descriptors.
19366 * tree-nrv.c: Update tree_pass descriptors.
19367 * tree-ssa-alias.c: Update tree_pass descriptors.
19368 * loop-init.c: Update tree_pass descriptors.
19369 * gimple-low.c: Update tree_pass descriptors.
19370 * ipa-inline.c: Update tree_pass descriptors.
19371 * tree-ssa-sink.c: Update tree_pass descriptors.
19372 * global.c: Update tree_pass descriptors.
19373 * ifcvt.c: Update tree_pass descriptors.
19374 * jump.c: Update tree_pass descriptors.
19375 * predict.c: Update tree_pass descriptors.
19376 * tree-ssa-loop.c: Update tree_pass descriptors.
19377 * recog.c: Update tree_pass descriptors.
19378 * dse.c: Update tree_pass descriptors.
19379 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19380 * tree-eh.c: Update tree_pass descriptors.
19381 * regmove.c: Update tree_pass descriptors.
19383 * function.c: Update tree_pass descriptors.
19384 * tree-vectorizer.c: Update tree_pass descriptors.
19385 * gcse.c: Update tree_pass descriptors.
19386 * ipa-type-escape.c: Update tree_pass descriptors.
19387 * tree-if-conv.c: Update tree_pass descriptors.
19388 * init-regs.c: Update tree_pass descriptors.
19389 * ipa.c: Update tree_pass descriptors.
19390 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19391 * rtl-factoring.c: Update tree_pass descriptors.
19392 * lower-subreg.c: Update tree_pass descriptors.
19393 * bt-load.c: Update tree_pass descriptors.
19394 * tree-dfa.c: Update tree_pass descriptors.
19395 * except.c: Update tree_pass descriptors.
19396 * emit-rtl.c: Update tree_pass descriptors.
19397 * cfgexpand.c: Update tree_pass descriptors.
19398 * tree-cfgcleanup.c: Update tree_pass descriptors.
19399 * cfgcleanup.c: Update tree_pass descriptors.
19400 * tree-ssa-pre.c: Update tree_pass descriptors.
19401 * tree-sra.c: Update tree_pass descriptors.
19402 * tree-mudflap.c: Update tree_pass descriptors.
19403 * tree-ssa-copy.c: Update tree_pass descriptors.
19404 * cfglayout.c: Update tree_pass descriptors.
19405 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19406 * tree-ssa-dce.c: Update tree_pass descriptors.
19407 * tree-ssa.c: Update tree_pass descriptors.
19408 * regclass.c: Update tree_pass descriptors.
19409 * integrate.c: Update tree_pass descriptors.
19410 * tree-optimize.c: Update tree_pass descriptors.
19411 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19412 * tree-object-size.c: Update tree_pass descriptors.
19413 * combine.c: Update tree_pass descriptors.
19414 * tree-outof-ssa.c: Update tree_pass descriptors.
19415 * bb-reorder.c: Update tree_pass descriptors.
19416 * stack-ptr-mod.c: Update tree_pass descriptors.
19417 * var-tracking.c: Update tree_pass descriptors.
19418 * tree-profile.c: Update tree_pass descriptors.
19419 * tree-vect-generic.c: Update tree_pass descriptors.
19420 * reg-stack.c: Update tree_pass descriptors.
19421 * sched-rgn.c: Update tree_pass descriptors.
19422 * tree-ssa-structalias.c: Update tree_pass descriptors.
19423 * tree-cfg.c: Update tree_pass descriptors.
19424 * passes.c (current_pass): Update declaration.
19425 (finish_optimization_passes): Update.
19426 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19427 (register_one_dump_file, register_dump_files_1, next_pass_1):
19429 (init_optimization_passes): Update handling of new types.
19430 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19431 * ipa-struct-reorg.c: Update tree_pass descriptors.
19432 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19433 * combine-stack-adj.c: Update tree_pass descriptors.
19434 * cfgrtl.c: Update tree_pass descriptors.
19435 * dce.c: Update tree_pass descriptors.
19436 * tree-ssanames.c: Update tree_pass descriptors.
19438 2008-03-19 Richard Guenther <rguenther@suse.de>
19440 PR middle-end/35609
19441 * tree-ssa.c (walk_data): New structure.
19442 (warn_uninitialized_var): If not always_executed warn with "maybe"
19444 (execute_early_warn_uninitialized): Compute post-dominators.
19445 Initialize always_executed before processing each basic block.
19447 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19450 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19451 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19453 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19455 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19457 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19459 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19461 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19462 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19463 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19464 target after ignore has been set, and move there also the commputation
19465 of subtarget and original_target.
19466 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19467 (LANG_HOOKS_INITIALIZER): Remove it.
19468 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19470 2008-03-18 Richard Guenther <rguenther@suse.de>
19472 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19473 found an expression with constants, note that in the VN for the lhs.
19474 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19475 fold them to constants if possible. Run cleanup_cfg if done so.
19476 (execute_pre): Return todo.
19477 (do_pre): Likewise.
19478 (execute_fre): Likewise.
19479 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19481 (get_prop_source_stmt): Look through pointer conversions.
19483 2008-03-18 Jan Hubicka <jh@suse.cz>
19485 * tree-pretty-print.c: Include predict.h.
19486 (dump_generic_node): Dump predictor.
19487 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
19488 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
19489 * gimple-low.c (lower_stmt): Likewise.
19490 * expr.c (expand_expr_real): Likewise.
19491 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
19493 (build_predict_expr, build_predict_expr): New.
19494 * predict.h (predictor_name, build_predict_expr): Update.
19495 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19496 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19497 * predict.def (PRED_CONTINUE): Update hitrate.
19498 * tree.def (PREDICT_EXPR): Define.
19499 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19500 do not handle BIND_EXPR.
19501 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19502 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19503 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19506 2008-03-18 Michael Matz <matz@suse.de>
19508 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19510 2008-03-18 Richard Guenther <rguenther@suse.de>
19512 * tree-gimple.h (is_gimple_invariant_address): Declare.
19513 (is_gimple_constant): Likewise.
19514 * tree-gimple.c (is_gimple_constant): New function.
19515 (is_gimple_invariant_address): Likewise.
19516 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19517 and is_gimple_invariant_address.
19518 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19520 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19521 an addressable base.
19523 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19525 PR middle-end/35611
19526 * gimplify.c (gimplify_expr): Gimplify second operand of
19529 2008-03-17 Richard Guenther <rguenther@suse.de>
19531 PR tree-optimization/19637
19532 * fold-const.c (fold_unary): Remove restrictions of removing
19533 intermediate pointer-conversions (P2)(P1)P0.
19534 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19535 conversion to void pointer.
19536 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19538 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19541 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19542 emulated thread local variables.
19544 2008-03-16 Richard Guenther <rguenther@suse.de>
19546 PR middle-end/35607
19547 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19548 expand TREE_INVARIANT operations that are not gimple invariant.
19550 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19552 * doc/extend.texi (Alignment): Say that the ABI controls
19553 the __alignof__ for non-strict-alignment targets rather
19554 than being a recommendation.
19556 2008-03-15 Paul Brook <paul@codesourcery.com>
19558 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19560 (arm_output_fn_unwind): Mark functions that can not be unwound.
19562 2008-03-15 Paul Brook <paul@codesourcery.com>
19564 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19565 extension instructions.
19567 2008-03-15 Richard Guenther <rguenther@suse.de>
19569 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19570 and fold constant aggregate refs.
19571 (fold_const_aggregate_ref): Handle string constants
19572 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19573 (evaluate_stmt): Simplify now that ccp_fold folds constant
19576 2008-03-15 Paul Brook <paul@codesourcery.com>
19578 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19579 (extzv): Use gen_extzv_t2.
19580 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19582 2008-03-15 Richard Guenther <rguenther@suse.de>
19584 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19585 (fold_const_aggregate_ref): Likewise.
19586 (get_value): Return NULL if we don't have any values.
19587 (ccp_finalize): Set const_val to NULL after freeing it.
19588 * tree-flow.h (get_symbol_constant_value): Declare.
19589 (fold_const_aggregate_ref): Likewise.
19590 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19592 2008-03-15 Richard Guenther <rguenther@suse.de>
19594 PR middle-end/35593
19595 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19596 to not produce negative array indices if not allowed. Add
19597 parameter to indicate that.
19598 (maybe_fold_offset_to_component_ref): Allow negative array
19599 indices only for the first member of a structure.
19600 (maybe_fold_offset_to_reference): Allow negative array indices.
19601 (maybe_fold_stmt_addition): Likewise.
19603 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19604 Anatoly Sokolov <aesok@post.ru>
19606 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19607 (avr_arch): Add ARCH_AVR6.
19608 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19609 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19610 instead of fixed value 2.
19611 (print_operand_address): Use gs() asm specifier instead of pm().
19612 (avr_assemble_integer): (Ditto.).
19613 (avr_output_addr_vec_elt): (Ditto.).
19614 (print_operand): Handle "!" code.
19615 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19616 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19617 (AVR_HAVE_EIJMP_EICALL): Define.
19618 (AVR_3_BYTE_PC): Redefine.
19619 (AVR_2_BYTE_PC): (Ditto.).
19620 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19621 (LINK_SPEC): Add atmega2560 and atmega2561.
19622 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19624 * config/avr/avr.md (call_insn): Use eicall instead of icall
19625 for 3 byte PC devices.
19626 (call_value_insn): (Ditto.).
19627 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19628 (indirect_jump): Use only for for 2 byte PC devices.
19629 (*tablejump): (Ditto.).
19630 (*indirect_jump_avr6): Add insn.
19631 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19632 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19633 instead of ijmp for 3 byte PC devices.
19634 (__tablejump2__): (Ditto.).
19635 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19636 (MULITLIB_DIRNAMES): (Ditto.).
19637 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19639 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19641 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19642 "sse2_umulsidi3". Use V1DI mode for operand 0.
19643 ("mmx_psadbw"): Use V1DI mode for operand 0.
19644 * config/i386/i386-modes.def (V1SI): New vector mode.
19645 * config/i386/i386.c (struct builtin_description)
19646 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19647 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19648 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19649 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19650 v1di_ftype_v8qi_v8qi type.
19651 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19653 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19654 __builtin_ia32_pmuludq]: Fix the mode of return value.
19656 2008-03-15 Richard Guenther <rguenther@suse.de>
19658 PR middle-end/35595
19659 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19662 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19664 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19665 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19666 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19667 unless TARGET_SERIALIZE_VOLATILE is enabled.
19668 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19669 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19670 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19672 2008-03-14 Richard Guenther <rguenther@suse.de>
19674 PR tree-optimization/34172
19675 * tree-flow.h (refs_may_alias_p): Declare.
19676 (get_single_def_stmt): Likewise.
19677 (get_single_def_stmt_from_phi): Likewise.
19678 (get_single_def_stmt_with_phi): Likewise.
19679 * tree-dfa.c (refs_may_alias_p): New function.
19680 (get_single_def_stmt): Likewise.
19681 (get_single_def_stmt_from_phi): Likewise.
19682 (get_single_def_stmt_with_phi): Likewise.
19683 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19684 (vn_reference_lookup_1): New helper function.
19685 (vn_reference_lookup): Walk the virtual use-def chain to
19686 continue searching for a match if the def does not alias the
19687 reference we are looking for.
19689 2008-03-14 David Edelsohn <edelsohn@gnu.org>
19691 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
19692 archive and Perzl. Update The Written Word listing.
19694 2008-03-14 Richard Guenther <rguenther@suse.de>
19696 PR tree-optimization/34043
19697 PR tree-optimization/33989
19698 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
19700 (bitmap_find_leader): Use extra argument to verify dominance
19701 relationship inside a basic-block.
19702 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
19703 (find_leader_in_sets): Adjust.
19704 (create_component_ref_by_pieces): Take extra argument for
19705 dominance check, handle lookup failures.
19706 (find_or_generate_expression): Likewise.
19707 (create_expression_by_pieces): Likewise.
19708 (insert_into_preds_of_block): Adjust.
19709 (create_value_expr_from): If asked for, verify all operands
19710 are in the blocks AVAIL_OUT set.
19711 (make_values_for_stmt): Check for SSA_NAMEs that are life
19712 over an abnormal edge.
19713 (compute_avail): Remove such check.
19714 (do_SCCVN_insertion): New function.
19715 (eliminate): If we do not find a leader suitable for replacement
19716 insert a replacement expression from SCCVN if available.
19717 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
19718 (struct vn_ssa_aux): Add needs_insertion flag.
19719 * tree-ssa-sccvn.c (may_insert): New global flag.
19720 (copy_reference_ops_from_ref): Value-number union member access
19721 based on its size, not type and member if insertion is allowed.
19722 (visit_reference_op_load): For a weak match from union type
19723 punning lookup a view-converted value and insert a SSA_NAME
19724 for that value if that is not found.
19725 (visit_use): Make dumps shorter. Do not disallow value numbering
19726 SSA_NAMEs that are life over an abnormal edge to constants.
19727 (free_scc_vn): Release inserted SSA_NAMEs.
19728 (run_scc_vn): New flag to specify whether insertion is allowed.
19729 Process SSA_NAMEs in forward order.
19730 * tree-ssa-loop-im.c (for_each_index): Handle invariant
19731 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
19732 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
19733 pointer type to/from integral types that do not change the
19734 precision to regular conversions.
19736 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19738 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19739 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19740 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
19741 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
19742 input arguments and the mode of return value. Built-in functions
19743 that operate on whole 64-bit MMX register now use V1DI mode.
19745 2008-03-13 Alon Dayan <alond@il.ibm.com>
19746 Olga Golovanevsky <olga@il.ibm.com>
19748 PR tree-optimization/35041
19749 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
19750 to locate the right position in a statement.
19752 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19756 * config/i386/xmmintrin.h: Change all static inline functions to
19757 extern inline and add __gnu_inline__ attribute.
19758 * config/i386/bmintrin.h: Ditto.
19759 * config/i386/smmintrin.h: Ditto.
19760 * config/i386/tmmintrin.h: Ditto.
19761 * config/i386/mmintrin-common.h: Ditto.
19762 * config/i386/ammintrin.h: Ditto.
19763 * config/i386/emmintrin.h: Ditto.
19764 * config/i386/pmmintrin.h: Ditto.
19765 * config/i386/mmintrin.h: Ditto.
19766 * config/i386/mm3dnow.h: Ditto.
19768 2008-03-13 Jakub Jelinek <jakub@redhat.com>
19770 PR middle-end/35185
19771 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
19772 (lower_omp_2): New function.
19773 (lower_omp_1, lower_omp): Rewritten.
19775 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
19778 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
19779 with the phrase "Microsoft Windows compilers".
19780 (Push/Pop Macro Pragmas): New subsection. Document
19781 #pragma push_macro and pragma pop_macro.
19783 2008-03-12 Paul Brook <paul@codesourcery.com>
19785 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
19787 2008-03-12 Paul Brook <paul@codesourcery.com>
19789 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
19790 (thumb2_alusi3_short): Exclude PLUS and MINUS.
19791 (thumb2_addsi_shortim): Rename ...
19792 (thumb2_addsi_short): ... to this. Allow register operands.
19793 (thumb2_subsi_short): New pattern.
19794 (thumb2_one_cmplsi2_short,
19795 thumb2_negsi2_short): New patterns and peepholes.
19797 2008-03-12 Paul Brook <paul@codesourcery.com>
19799 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
19801 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
19803 * config/i386/i386.md (int_cond): New code iterator.
19805 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
19806 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
19807 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
19808 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
19809 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
19810 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
19811 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
19812 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
19814 2008-03-12 Paul Brook <paul@codesourcery.com>
19816 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
19817 instead of {arm,thumb}_compute_save_reg_mask.
19818 (output_return_instruction): Ditto.
19819 (thumb_unexpanded_epilogue): Ditto.
19820 (thumb1_expand_prologue): Ditto.
19821 (thumb1_output_function_prologue): Ditto.
19822 (arm_set_return_address): Ditto.
19823 (thumb_set_return_address): Ditto.
19824 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
19825 regs to achieve stack alignment.
19826 (thumb1_compute_save_reg_mask): Fix compiler warning.
19827 (arm_output_epilogue): Use offsets->saved_regs_mask.
19828 Adjust stack pointer by poping call clobered registers.
19829 (arm_expand_prologue): Use offsets->saved_regs_mask.
19830 Adjust stack pointer by pushing extra registers.
19831 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
19833 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
19836 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
19837 conversion to the operands of a multiplication.
19839 2008-03-12 Richard Guenther <rguenther@suse.de>
19841 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
19842 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
19843 * timevar.def (TV_TREE_PHIPROP): Add.
19844 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
19845 pass description. Use TV_TREE_PHIPROP.
19846 * tree-ssa-forwprop.c: Remove phiprop code.
19848 2008-03-12 Jakub Jelinek <jakub@redhat.com>
19850 PR middle-end/35549
19851 * omp-low.c (maybe_lookup_decl): Constify first argument.
19852 (use_pointer_for_field): Change last argument from bool to
19853 omp_context *. Disallow shared copy-in/out in nested
19854 parallel if decl is shared in outer parallel too.
19855 (build_outer_var_ref, scan_sharing_clauses,
19856 lower_rec_input_clauses, lower_copyprivate_clauses,
19857 lower_send_clauses, lower_send_shared_vars): Adjust callers.
19859 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
19860 Ira Rosen <irar@il.ibm.com>
19862 * tree-vectorizer.c (free_stmt_vec_info): New function.
19863 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
19864 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
19865 * tree-vectorizer.h (free_stmt_vec_info): Declare.
19866 * tree-vect-transform.c (vectorizable_conversion): Free
19867 vec_oprnds0 if it was allocated.
19868 (vect_permute_store_chain): Remove unused VECs.
19869 (vectorizable_store): Free VECs that are allocated in the..
19871 (vect_transform_strided_load, vectorizable_load): Likewise.
19872 (vect_remove_stores): Simplify the code.
19873 (vect_transform_loop): Move code to vect_remove_stores().
19874 Call vect_remove_stores() and free_stmt_vec_info().
19876 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19878 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
19879 TARGET_HPUX. Revise comment.
19880 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
19881 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
19882 Use sr4 variant of `be' instruction when not generating PIC code.
19883 (attr_length_call): Adjust for above change.
19885 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19887 * ipa-reference.c (static_execute): Remove module_statics_const and
19888 associated setting code.
19890 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19893 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19894 predicate for operand 1.
19895 (paritysi2_cmp): Use register_operand predicate for operand 2.
19896 Use earlyclobber modifier for operand 1. Remove support for
19898 (paritydi2_cmp): Use register_operand predicate for operand 3.
19899 Use earlyclobber modifier for operand 1. Remove support for
19902 2008-03-11 Paul Brook <paul@codesourcery.com>
19903 Vladimir Prus <vladimir@codesourcery.com>
19905 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
19906 (arm_compute_save_reg0_reg12_mask): Always
19907 check if register 11 must be saved. Always safe hard frame pointer
19908 when frame_pointer_needeed.
19909 (arm_compute_save_reg_mask): Save IP and PC
19910 only with apcs frames.
19911 (arm_output_epilogue): Adjust Thumb2 codepath to
19912 be also invoked and work for ARM non-apcs frames.
19913 (arm_expand_prologue): Don't bother saving IP
19914 for non-apcs frame, since it's not clobbered by
19915 prologue code. Implement non-apcs frame
19918 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19920 PR rtl-optimization/35281
19921 * expr.c (convert_move): Use a new pseudo for the intermediate
19922 from_mode->word_mode result.
19924 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19926 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
19927 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
19928 * toplev.c (compile_file): Don't call it.
19930 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19932 PR middle-end/35526
19933 * expr.c (store_expr): Call emit_block_move if the mode
19934 of "temp" RTX is BLKmode.
19936 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19937 Richard Guenther <rguenther@suse.de>
19939 PR tree-optimization/31358
19940 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19941 the step with a NULL_TREE.
19942 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19943 to sizetype if type is a pointer type.
19944 (add_candidate_1): Don't convert the base and step to
19945 the generic type if the orginal type is a pointer type.
19946 (add_iv_value_candidates): Use sizetype for the step
19947 if type is a pointer type.
19948 (cand_value_at): Likewise.
19949 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19951 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19952 Don't convert the tem affine to the type.
19953 (add_elt_to_tree): Use sizetype for the step if a pointer.
19954 Use POINTER_PLUS_EXPR for pointers.
19955 (aff_combination_to_tree): Use sizetype for the step if a
19958 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19960 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19961 Remove commutativity hint.
19963 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19967 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19968 errorneous type. Check that v is a VAR_DECL.
19970 PR middle-end/35099
19971 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19973 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19975 PR tree-optimization/35494
19976 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19977 may be overriden at link and run time.
19979 2008-03-10 Richard Guenther <rguenther@suse.de>
19981 PR tree-optimization/34677
19982 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19983 (poolify_tree): Likewise.
19984 (modify_expr_template): Likewise.
19985 (poolify_modify_stmt): Likewise.
19986 (insert_fake_stores): Handle all component-ref style stores
19987 in addition to INDIRECT_REF. Also handle complex types.
19988 Do not poolify the inserted load.
19989 (realify_fake_stores): Do not rebuild the tree but only
19990 make it a SSA_NAME copy.
19991 (init_pre): Remove initialzation of modify_expr_template.
19992 Do not allocate modify_expr_node_pool.
19993 (fini_pre): Do not free modify_expr_node_pool.
19995 2008-03-10 Paul Brook <paul@codesourcery.com>
19997 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19998 to avoid conflicts.
20000 2008-03-10 Paul Brook <paul@codesourcery.com>
20001 Mark Shinwell <shinwell@codesourcery.com>
20003 * config/arm/cortex-r4.md: New.
20004 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20006 * config/arm/arm.md: Include cortex-r4.md.
20007 (insn): Add smmls, sdiv and udiv values.
20008 (generic_sched): Don't use generic scheduling for Cortex-R4.
20009 (arm_issue_rate): New function.
20010 (TARGET_SCHED_ISSUE_RATE): Define.
20012 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20014 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20016 2008-03-10 Richard Guenther <rguenther@suse.de>
20018 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20019 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20021 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20023 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20024 Set default to true.
20026 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20028 * c.opt (Wsynth): Deprecate.
20029 * doc/invoke.texi (Option Summary, Warning Options): Document
20030 -Wno-format-contains-nul.
20032 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20035 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20036 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20038 2008-03-09 Ira Rosen <irar@il.ibm.com>
20040 * config/rs6000/rs6000.c (builtin_description): Rename vector
20041 left shift operations.
20042 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20043 (altivec_vsl<VI_char>): Rename to ...
20044 (ashl<mode>3): ... new name.
20045 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20047 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20049 2008-03-08 Richard Guenther <rguenther@suse.de>
20051 * coverage.h (tree_coverage_counter_addr): Declare.
20052 * coverage.c (tree_coverage_counter_addr): New function.
20053 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20054 before using again.
20055 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20056 (tree_gen_one_value_profiler): Likewise.
20057 (tree_gen_ic_profiler): Likewise.
20058 (tree_gen_average_profiler): Likewise.
20059 (tree_gen_ior_profiler): Likewise.
20061 2008-03-08 Richard Guenther <rguenther@suse.de>
20063 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20064 (vn_binary_op_insert): Likewise.
20065 (vn_unary_op_lookup): Likewise.
20066 (vn_unary_op_insert): Likewise.
20067 (vn_nary_op_lookup): Declare.
20068 (vn_nary_op_insert): Likewise.
20069 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20070 and binary hashes, use a single obstack for unary_op_pool
20071 and binary_op_pool.
20072 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20073 a single struct vn_nary_op_s. Store tree code length and
20074 a variable number of operands.
20075 (struct vn_reference_op_struct): Remove unused op2.
20076 (vn_reference_op_eq): Do not compare op2.
20077 (vn_reference_op_compute_hash): Do not compute hash of op2.
20078 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20079 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20080 with vn_nary_op_compute_hash.
20081 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20082 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20084 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20086 (visit_unary_op): Call nary functions.
20087 (visit_binary_op): Likewise.
20088 (process_scc): Adjust for struct vn_tables_s changes.
20089 (allocate_vn_table): Likewise.
20090 (free_vn_table): Likewise.
20091 * tree-vn.c (vn_add): Call nary functions.
20092 (vn_lookup): Likewise.
20094 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20097 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20098 wdst back after sync_compare_and_swapqhi_internal.
20100 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20103 * config/i386/i386-modes.def (V1DI): New vector mode.
20104 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20105 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20106 (MMXMODE248): Ditto.
20107 (MMXMODE): Add V1DI mode.
20108 (mmxvecsize): Change DI mode to V1DI mode.
20109 ("mov<mode>): Use MMXMODEI8 mode iterator.
20110 ("*mov<mode>_internal_rex64"): Ditto.
20111 ("*mov<mode>_internal"): Ditto.
20112 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20113 ("mmx_sub<mode>3"): Ditto.
20114 ("mmx_adddi3"): Remove insn pattern.
20115 ("mmx_subdi3"): Ditto.
20116 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20117 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20118 ("mmx_ashl<mode>3"): Ditto.
20119 ("mmx_lshrdi3"): Remove insn pattern.
20120 ("mmx_ashldi3"): Ditto.
20121 * config/i386/i386.c (classify_argument): Handle V1DImode.
20122 (function_arg_advance_32): Ditto.
20123 (function_arg_32): Ditto.
20124 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20125 mmx_addv1di3 insn pattern.
20126 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20127 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20128 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20129 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20130 Remove definitions of built-in functions.
20131 (V1DI_type_node): New node.
20132 (v1di_ftype_v1di_int): Ditto.
20133 (v1di_ftype_v1di_v1di): Ditto.
20134 (v2si_ftype_v2si_si): Ditto.
20135 (v4hi_ftype_v4hi_di): Remove node.
20136 (v2si_ftype_v2si_di): Ditto.
20137 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20138 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20139 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20140 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20141 Add new builtins using def_builtin_const.
20142 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20143 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20144 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20145 * config/i386/mmintrin.h (__v1di): New typedef.
20146 (_mm_add_si64): Cast arguments to __v1di type.
20147 (_mm_sub_si64): Ditto.
20148 (_mm_sll_pi16): Cast __count to __v4hi type.
20149 (_mm_sll_pi32): Cast __count to __v2si type.
20150 (_mm_sll_si64): Cast arguments to __v1di type.
20151 (_mm_srl_pi16): Cast __count to __v4hi type.
20152 (_mm_srl_pi32): Cast __count to __v2si type.
20153 (_mm_srl_si64): Cast arguments to __v1di type.
20154 (_mm_sra_pi16): Cast __count to __v4hi type.
20155 (_mm_sra_pi32): Cast __count to __v2si type.
20156 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20157 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20158 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20159 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20160 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20161 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20162 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20163 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20164 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20165 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20166 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20167 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20169 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20171 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20173 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20176 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20177 reg+const addressing for Altivec modes. Don't generate reg+reg
20178 addressing for TFmode or TDmode quantities.
20180 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20182 * c-common.c (vector_types_convertible_p): Call langhook
20183 instead of comptypes.
20185 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20188 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20189 integral and scalar float variables which have a
20192 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20194 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20195 dwarf_register_span hook when emitting unwind information for
20196 register-to-memory saves.
20197 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20198 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20200 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20202 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20203 for the same VAR_DECL.
20205 2008-03-06 Tom Tromey <tromey@redhat.com>
20207 * treelang: Delete.
20208 * doc/standards.texi (Standards): Don't mention treelang.
20209 * doc/invoke.texi (Overall Options): Don't mention treelang.
20210 * doc/install.texi (Prerequisites): Don't mention bison or
20212 (Configuration): Don't mention treelang.
20213 (Building): Likewise.
20214 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20216 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20218 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20219 word-extractions out of a multi-word object.
20221 2008-03-06 Richard Guenther <rguenther@suse.de>
20223 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20224 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20225 result type and precision.
20226 * expr.c (get_inner_reference): Set unsignedp based on the result
20227 type of BIT_FIELD_REF.
20228 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20229 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20230 (try_instantiate_multiple_fields): Likewise. Use the correct type
20232 (sra_build_assignment): Likewise.
20233 (sra_build_elt_assignment): Likewise.
20234 (sra_explode_bitfield_assignment): Likewise.
20235 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20236 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20237 set BIT_FIELD_REF_UNSIGNED.
20238 (vectorizable_load): Likewise.
20240 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20242 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20245 2008-03-06 Richard Guenther <rguenther@suse.de>
20247 * alias.c (struct alias_set_entry): Move has_zero_child field
20248 to pack with alias_set.
20250 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20252 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20255 2008-03-05 Ian Lance Taylor <iant@google.com>
20257 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20259 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20261 * fwprop.c (update_df): Support width and offset parameters of
20263 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20264 global_conflicts): Change DF_REF_EXTRACT to either
20265 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20266 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20267 * df-scan.c (df_ref_record, df_defs_record,
20268 df_ref_create_structure, df_def_record_1, df_uses_record,
20269 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20270 df_bb_refs_collect, df_entry_block_defs_collect,
20271 df_exit_block_uses_collect): Support new width and offset fields.
20272 (ref_extract_pool): New storage pool.
20273 (df_free_ref): New function.
20274 (df_reg_chain_unlink, df_free_collection_rec,
20275 df_sort_and_compress_refs): Call df_free_ref.
20276 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20278 (df_ref_create_structure): Allocate df_ref_extract if offset and
20279 width fields are used.
20280 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20281 (df_uses_record): Get offset and width from ZERO_EXTRACT
20283 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20284 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20285 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20286 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20287 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20288 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20289 (df_ref_extract): New structure.
20290 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20291 (df_ref_create): Add width and offset parameters.
20293 2008-03-05 Richard Guenther <rguenther@suse.de>
20295 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20296 Use ranges_overlap_p.
20297 (offset_overlaps_with_access): Rename
20298 to ranges_overlap_p and move ...
20299 * tree-flow-inline.h (ranges_overlap_p): ... here.
20301 * tree.h (get_inner_reference, handled_component_p): Update
20304 * tree.h (record_component_aliases, get_alias_set,
20305 alias_sets_conflict_p, alias_sets_must_conflict_p,
20306 objects_must_conflict_p): Move declarations ...
20307 * alias.h (record_component_aliases, get_alias_set,
20308 alias_sets_conflict_p, alias_sets_must_conflict_p,
20309 objects_must_conflict_p): ... here.
20310 Include coretypes.h.
20311 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20313 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20315 * cfg.c: Include tree-flow.h.
20316 (remove_edge_raw): Call redirect_edge_var_map_clear.
20317 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20318 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20319 (redirect_edge_var_map_result): New.
20320 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20321 PENDING_STMT use with redirect_edge_var_map_*.
20322 * tree-ssa.c (edge_var_maps): New definition.
20323 (redirect_edge_var_map_add): New.
20324 (redirect_edge_var_map_clear): New.
20325 (redirect_edge_var_map_dup): New.
20326 (redirect_edge_var_map_vector): New.
20327 (redirect_edge_var_map_destroy): New.
20328 (ssa_redirect_edge): Replace PENDING_STMT use with
20329 redirect_edge_var_map_*.
20330 (flush_pending_stmts): Same.
20331 (delete_tree_ssa): Destroy edge var map.
20332 * tree-flow.h (struct _edge_var_map): New.
20333 Define edge_var_map vector type.
20334 Declare redirect_edge_var_map_* prototypes.
20335 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20336 * tree-cfg.c (reinstall_phi_args): Replace
20337 PENDING_STMT use with redirect_edge_var_map_*.
20339 2008-03-05 Richard Guenther <rguenther@suse.de>
20341 PR tree-optimization/35472
20342 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20343 whose single use_stmt has a overlapping set of loaded and
20344 stored symbols as that use_stmt might be a noop assignment then.
20346 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20348 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20350 2008-03-05 Richard Guenther <rguenther@suse.de>
20353 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20354 should be constants.
20355 * tree-cfg.c (verify_expr): Verify it.
20356 * fold-const.c (fold_truthop): Remove code generating
20357 BIT_FIELD_REFs of structure bases.
20358 (fold_binary): Likewise.
20359 (fold_ternary): Position and size of BIT_FIELD_REFs are
20360 always host integers.
20361 (make_bit_field_ref): Remove.
20362 (optimize_bit_field_compare): Remove.
20363 (all_ones_mask_p): Remove.
20365 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20368 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20369 (split_block_and_df_analyze): New. Split basic block and rebuild
20371 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20373 (split_pattern_seq): Likewise.
20374 (erase_matching_seqs): Likewise.
20375 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20377 2008-03-04 Geoff Keating <geoffk@apple.com>
20379 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20380 declaration and code.
20381 (tree_invalid_nonnegative_warnv_p): Likewise.
20383 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20385 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20386 examples. Truncate option-names then causing overfull hbox.
20388 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20391 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20393 * configure: Rebuilt.
20395 2008-03-04 Rafael Espíndola <espindola@google.com>
20397 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20398 (tree_unary_nonnegative_warnv_p): New.
20399 (tree_binary_nonnegative_warnv_p): New.
20400 (tree_single_nonnegative_warnv_p): New.
20401 (tree_invalid_nonnegative_warnv_p): New.
20402 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20404 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20407 * opts.c (handle_option): Postpone 'unknown option' errors only for
20410 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20413 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20416 2008-03-04 Rafael Espíndola <espindola@google.com>
20418 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20419 (tree_binary_nonzero_warnv_p): New.
20420 (tree_single_nonzero_warnv_p): New.
20421 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20423 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20425 PR middle-end/35456
20426 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20427 transformations for modes that have signed zeros.
20428 * ifcvt.c (noce_try_abs): Ditto.
20430 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20432 * config/i386/i386.c (override_options): Force
20433 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20435 2008-03-04 Jan Hubicka <jh@suse.cz>
20438 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20441 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20443 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20444 label to probe the stack.
20446 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20448 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20449 (__gthr_win32_mutex_destroy): Declare.
20450 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20451 __gthr_win32_mutex_destroy.
20452 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20454 2008-03-03 Jan Hubicka <jh@suse.cz>
20457 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20458 aggressive on inlining cold calls.
20460 2008-03-03 Richard Guenther <rguenther@suse.de>
20462 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20463 struct copies into the expression table.
20464 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20465 (try_to_simplify): Likewise.
20466 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20467 integral and pointer arguments which do not change the
20468 precision to NOP_EXPRs.
20469 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20470 VIEW_CONVERT_EXPR case.
20472 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20474 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20475 defined in a loop at depth 0 is invariant.
20476 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20477 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20478 be called at loop depth 0.
20480 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20483 * gcc.c (process_command): Update copyright notice dates.
20484 * gcov.c (print_version): Likewise.
20485 * gcov-dump.c (print_version): Likewise.
20486 * mips-tfile.c (main): Likewise.
20487 * mips-tdump.c (main): Likewise.
20489 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20492 * c-common.c (flag_permissive): Delete.
20493 (constant_expression_warnings): Check flags first.
20494 (constant_expression_error): New.
20495 * c-common.h (flag_permissive): Delete.
20496 (constant_expression_error): Declare.
20497 * flags.h (flag_permissive): Declare. Update description.
20498 * diagnostic.c (pedwarn): Update.
20500 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20501 (permissive_error_kind): New.
20502 * toplev.c (flag_permissive): Define. Update description.
20503 * toplev.h (permissive_error_kind): Declare.
20504 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20505 (pedwarn_c90): Use pedantic_warning_kind.
20506 * c-opts.c (c_common_post_options): flag_permissive does not affect
20507 flag_pedantic_errors.
20509 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20511 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20512 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20513 __absvsi2, __absvDI2): Use unsigned arithmetic.
20515 2008-03-02 Andi Kleen <ak@suse.de>
20516 Richard Guenther <rguenther@suse.de>
20518 * struct-equiv.c: Remove file.
20519 * cfg_cleanup.c (condjump_equiv_p): Remove.
20520 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20521 (struct-equiv.o): Remove rule.
20522 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20523 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20524 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20526 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20528 * ifcvt.c (noce_process_if_block): Try to handle only the then
20529 block if the else block exists but isn't suitable.
20531 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20534 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20535 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20536 regression from previous patch.
20538 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20541 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20543 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20544 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20545 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20546 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20547 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20548 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20549 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20550 (__gthread_mutex_destroy_function): Rename to
20551 __gthread_mutex_destroy.
20552 * gthr-dce.h (__gthread_mutex_destroy): Call
20553 pthread_mutex_destroy.
20554 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20555 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20556 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20558 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20560 * df-scan.c (df_ref_chain_change_bb): Simplify.
20561 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20562 set_block_for_insn if there's any change.
20563 * df.h ((df_insn_change_bb): Fix prototype.
20564 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20565 df_insn_change_bb, don't call set_block_for_insn.
20566 * emit-rtl.c (reorder_insns): Likewise.
20567 * haifa-sched.c (move_insn): Likewise.
20569 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20571 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20573 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20575 * tree-flow-inline.h (next_readonly_imm_use): Return
20576 NULL_USE_OPERAND_P after the end.
20578 2008-03-01 Richard Guenther <rguenther@suse.de>
20580 PR tree-optimization/35411
20581 * tree-sra.c (sra_build_assignment): Split conversion to
20582 final type to a separate statement if we are not assigning
20585 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20587 * fold-const.c (fold_convertible_p): Correct the logic to follow
20588 that in fold_convert().
20590 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20593 * tree-inline.c (build_duplicate_type): When we make a
20594 duplicate type, make it unique in the canonical types system.
20596 2008-02-29 Tom Tromey <tromey@redhat.com>
20598 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20599 input_file_stack_history, input_file_stack_restored): Remove.
20600 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20601 * input.h (struct file_stack): Remove.
20602 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20603 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20605 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20607 (diagnostic_last_module_changed): Add 'map' argument.
20608 (diagnostic_set_last_function): Likewise.
20609 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20610 line map, not input_file_stack.
20611 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20613 2008-02-29 Paul Brook <paul@codesourcery.com>
20615 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20617 2008-02-29 Paul Brook <paul@codesourcery.com>
20619 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20621 2008-02-29 Richard Guenther <rguenther@suse.de>
20623 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20625 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20626 value for comparing for a store match.
20627 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20628 (try_to_simplify): Do not do a full-blown reference lookup.
20630 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20632 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20633 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20635 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20637 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20639 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20640 strides against cache sizes.
20642 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20644 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20647 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20649 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20650 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20651 is smaller than the original promoted value.
20652 (simplify_subreg): If OP is a SUBREG, try to preserve its
20653 SUBREG_PROMOTED_VAR_P information.
20655 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20657 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20658 (VN_INFO_GET): Allocate new objects on the obstack.
20659 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20660 for rpo_numbers_temp, for consistency.
20661 (free_scc_vn): Free the obstack.
20663 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20665 * doc/invoke.texi: Document -ftree-loop-distribution.
20666 * tree-loop-distribution.c: New.
20667 * tree-pass.h (pass_loop_distribution): New.
20668 * graphds.h (struct graph): Add htab_t indices.
20669 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20670 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20671 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20672 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20673 * tree-data-ref.c (debug_data_dependence_relations): New.
20674 (dump_data_dependence_relation): Also print data references.
20675 (free_data_ref): Extern.
20676 (same_access_functions): Moved...
20677 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20678 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20679 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20680 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20681 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20682 (stmts_from_loop): Skip LABEL_EXPR.
20683 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20685 (build_rdg): Initialize rdg->indices htab.
20686 (free_rdg, stores_from_loop, ref_base_address,
20687 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
20688 have_similar_memory_accesses_1, ref_base_address_1,
20689 remove_similar_memory_refs): New.
20690 * tree-data-ref.h: Depend on tree-chrec.h.
20691 (debug_data_dependence_relations, free_data_ref): Declared.
20692 (same_access_functions): ... here.
20693 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
20695 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
20696 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
20697 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
20698 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20699 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
20700 rdg_vertex_for_stmt): Declared.
20701 (struct rdg_edge): Add level.
20703 (free_rdg, stores_from_loop, remove_similar_memory_refs,
20704 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
20706 (rdg_has_similar_memory_accesses): New.
20707 * tree-vect-analyze.c: Remove unused static decls.
20708 * lambda.h (dependence_level): New.
20709 * common.opt (ftree-loop-distribution): New.
20710 * tree-flow.h (mark_virtual_ops_in_bb,
20711 slpeel_tree_duplicate_loop_to_edge_cfg,
20712 rename_variables_in_loop): Declared.
20713 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
20714 (OBJS-common): Add tree-loop-distribution.o.
20715 (tree-loop-distribution.o): New rule.
20716 * tree-cfg.c (mark_virtual_ops_in_bb): New.
20717 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
20718 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
20720 2008-02-28 Joseph Myers <joseph@codesourcery.com>
20723 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
20724 other than structures and unions.
20726 2008-02-28 Richard Guenther <rguenther@suse.de>
20729 2008-02-26 Richard Guenther <rguenther@suse.de>
20731 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20732 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20733 (lookup_decl_from_uid): Declare.
20734 (remove_decl_from_map): Likewise.
20735 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20736 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20737 (decl_for_uid_map): New global hashtable mapping DECL_UID
20739 (init_ttree): Allocate it.
20740 (insert_decl_to_uid_decl_map): New helper function.
20741 (make_node_stat): Insert new decls into the map.
20742 (copy_node_stat): Likewise.
20743 (lookup_decl_from_uid): New function.
20744 (remove_decl_from_map): Likewise.
20745 (print_decl_for_uid_map_statistics): New helper.
20746 (dump_tree_statistics): Call it.
20748 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20749 (referenced_var_iterator): Adjust.
20750 (FOR_EACH_REFERENCED_VAR): Adjust.
20751 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20752 (num_referenced_vars): Adjust.
20753 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20754 (first_referenced_var): Remove.
20755 (end_referenced_vars_p): Likewise.
20756 (next_referenced_var): Likewise.
20757 (referenced_var_iterator_set): New helper function.
20758 * tree-dfa.c (referenced_var_lookup): Adjust.
20759 (referenced_var_check_and_insert): Likewise.
20760 (remove_referenced_var): Likewise.
20761 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20762 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20763 (verify_call_clobbering): Likewise.
20764 (verify_memory_partitions): Likewise.
20765 (init_tree_ssa): Allocate bitmap instead of hashtable for
20767 (delete_tree_ssa): Adjust.
20768 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20769 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20770 (compute_tag_properties): Likewise.
20771 (set_initial_properties): Likewise.
20772 (find_partition_for): Likewise.
20773 (update_reference_counts): Likewise.
20774 (dump_may_aliases_for): Likewise.
20775 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20776 (add_call_clobber_ops): Likewise.
20777 (add_call_read_ops): Likewise.
20778 (get_asm_expr_operands): Likewise.
20779 * tree-into-ssa.c (dump_decl_set): Likewise.
20780 (update_ssa): Likewise.
20781 * tree-sra.c (scan_function): Likewise.
20782 (decide_instantiations): Likewise.
20783 (scalarize_parms): Likewise.
20784 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20785 (dsa_named_for): Likewise.
20786 * tree-ssa-structalias.c (update_alias_info): Likewise.
20787 (merge_smts_into): Likewise.
20789 2008-02-27 David Daney <ddaney@avtrex.com>
20792 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
20793 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
20794 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
20795 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
20796 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
20798 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
20801 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
20802 (BUILT_IN_NEXTTOWARD): Remove.
20803 (BUILT_IN_NEXTTOWARDF): Ditto.
20804 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
20805 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
20807 2008-02-27 Tom Tromey <tromey@redhat.com>
20809 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
20810 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
20812 2008-02-27 Jan Beulich <jbeulich@novell.com>
20814 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
20815 update the respective field on newdecl.
20817 2008-02-27 Revital Eres <eres@il.ibm.com>
20819 PR rtl-optimization/34999
20820 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
20821 crossing edges that ends with a call insn.
20822 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
20823 call insn and clear the EDGE_CROSSING flag of the crossing edge
20824 when fixing fallthru edges.
20826 2008-02-27 Richard Guenther <rguenther@suse.de>
20828 PR middle-end/35390
20829 * fold-const.c (fold_unary): Return the correct argument,
20830 converted to the result type.
20832 2008-02-27 Richard Guenther <rguenther@suse.de>
20834 PR middle-end/34971
20835 * expr.c (expand_expr_real_1): Assert on rotates that operate
20837 * fold-const.c (fold_binary): Use the types precision, not the
20838 bitsize of the mode if folding rotate expressions. Build rotates
20839 only for full modes.
20841 2008-02-27 Jakub Jelinek <jakub@redhat.com>
20843 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
20844 and CPP_PRAGMA_EOL.
20845 * c-pragma.c (pragma_ns_name): New typedef.
20846 (registered_pp_pragmas): New variable.
20847 (c_pp_lookup_pragma): New function.
20848 (c_register_pragma_1): If flag_preprocess_only, do nothing
20849 for non-expanded pragmas, for expanded ones push pragma's
20850 namespace and name into registered_pp_pragmas vector.
20851 (c_invoke_pragma_handler): Register OpenMP pragmas even when
20852 flag_preprocess_only, don't register GCC pch_preprocess
20853 pragma if flag_preprocess_only.
20854 * c-opts.c (c_common_init): Call init_pragma even if
20855 flag_preprocess_only.
20856 * c-pragma.c (c_pp_lookup_pragma): New prototype.
20857 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
20858 cpp_register_pragma if flag_preprocess_only.
20860 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20863 * c-parser.c (c_parser_translation_unit): Warn for empty
20864 translation unit, not empty source file.
20866 2008-02-26 Paul Brook <paul@codesourcery.com>
20868 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
20869 operand for Thumb-2.
20870 * config/arm/arm.h (reg_class): Add CORE_REGS.
20871 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
20872 (BASE_REG_CLASS): Use CORE_REGS.
20873 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
20874 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
20875 (REGNO_OK_FOR_INDEX_P): Exclude SP.
20876 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
20877 ARM_REGNO_OK_FOR_INDEX_P.
20878 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
20879 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
20880 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
20881 (ldm/stm peepholes): Ditto.
20882 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
20883 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
20884 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
20885 * config/arm/constraints.md: Enable "k" constraint on ARM.
20887 2008-02-27 Ben Elliston <bje@au.ibm.com>
20889 * config/rs6000/rs6000.c: Annotate cache line size field in all
20890 instances of struct processor_costs.
20892 2008-02-26 David Edelsohn <edelsohn@gnu.org>
20894 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
20895 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
20896 jump_bypass): New counters.
20897 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
20898 * dce.c (gate_ud_dce): Same.
20899 (gate_fast_dce): Same.
20900 * dse.c (gate_dse1): New function.
20901 (gate_dse2): New function.
20902 (gate_dse): Merge results of new gate functions.
20903 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
20904 (gate_handle_jump_bypass): Add dbg_cnt.
20905 (gate_handle_gcse): Add dbg_cnt.
20906 * ifcvt.c (gate_handle_if_conversion): Same.
20907 (gate_handle_if_after_combine): Same.
20908 (gate_handle_if_after_reload): Same.
20909 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
20911 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
20913 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
20915 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
20917 2008-02-26 Jason Merrill <jason@redhat.com>
20920 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
20921 alone if it's the naming decl for the type's main variant.
20923 2008-02-26 Tom Tromey <tromey@redhat.com>
20925 * system.h (USE_MAPPED_LOCATION): Poison.
20926 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
20927 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
20928 (make_goto_expr_edges): Likewise.
20929 (remove_bb): Likewise.
20930 (execute_warn_function_return): Likewise.
20931 * basic-block.h (struct edge_def) <goto_locus>: Change type to
20933 * c-common.c (fname_decl): Remove old location code.
20934 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20936 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20938 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20939 (gen_rtx_ASM_INPUT): Likewise.
20940 (gen_rtx_ASM_INPUT_loc): Likewise.
20941 (get_rtx_asm_OPERANDS): Remove.
20942 * cfglayout.c (insn_locators_alloc): Remove old location code.
20943 (set_curr_insn_source_location): Likewise.
20944 (curr_insn_locator): Likewise.
20945 * print-tree.c (print_node): Remove old location code.
20946 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20947 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20948 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20949 location_from_locus.
20950 (construct_exit_block): Remove old location code.
20951 * emit-rtl.c (force_next_line_note): Remove old location code.
20952 * profile.c (branch_prob): Remove old location code.
20953 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20954 LOC_LINE): Remove old-location variants.
20955 * langhooks.c (lhd_print_error_function): Remove old location
20957 * configure, config.in: Rebuilt.
20958 * configure.ac (--enable-mapped-location): Remove.
20959 * c-decl.c (c_init_decl_processing): Remove old location code.
20960 (finish_function): Likewise.
20961 * recog.c (decode_asm_operands): Remove old location code.
20962 * c-pch.c (c_common_read_pch): Remove old location code.
20963 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20965 * gimple-low.c (lower_function_body): Remove old location code.
20966 * toplev.c (unknown_location): Remove.
20967 (push_srcloc): Remove old-location variant.
20968 (process_options): Remove old location code.
20969 (lang_dependent_init): Likewise.
20970 * input.h (UNKNOWN_LOCATION): Move definition.
20971 (location_t): Undeprecate.
20972 (source_locus): Remove.
20973 (location_from_locus): Remove.
20974 (struct location_s): Remove.
20975 Remove all old-location code.
20976 (input_line, input_filename): Remove.
20977 * final.c (final_scan_insn): Remove old location code.
20978 * diagnostic.c (diagnostic_build_prefix): Remove
20979 USE_MAPPED_LOCATION test.
20980 * tree.h (gimple_stmt) <locus>: Now a location_t.
20981 (tree_exp) <locus>: Likewise.
20982 (DECL_IS_BUILTIN): Remove old-location variant.
20983 (annotate_with_file_line, annotate_with_locus): Likewise.
20984 (expr_locus, set_expr_locus): Update.
20985 * tree.c (build1_stat): Remove old location code.
20986 (last_annotated_node): Remove.
20987 (annotate_with_file_line): Remove old-location variant.
20988 (annotate_with_locus): Likewise.
20989 (expr_location): Remove old location code.
20990 (set_expr_location): Likewise.
20991 (expr_has_location): Likewise.
20992 (expr_locus): Likewise.
20993 (set_expr_locus): Likewise.
20994 (expr_filename): Don't use location_from_locus.
20995 (expr_lineno): Likewise.
20996 * rtl-error.c (location_for_asm): Remove old location code.
20997 * c-lex.c (cb_line_change): Remove old location code.
20998 (fe_file_change): Likewise.
20999 (cb_def_pragma): Likewise.
21000 (c_lex_with_flags): Likewise.
21001 * gengtype.c (do_typedef): Don't special-case location types.
21002 (define_location_structures): Remove.
21003 (main): Don't call define_location_structures.
21004 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21007 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21010 * builtins.def (BUILT_IN_STDARG_START): Remove.
21011 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21012 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21013 * tree-inline.c (inline_forbidden_p_1): Likewise.
21015 2008-02-26 Richard Guenther <rguenther@suse.de>
21017 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21018 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21019 (lookup_decl_from_uid): Declare.
21020 (remove_decl_from_map): Likewise.
21021 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21022 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21023 (decl_for_uid_map): New global hashtable mapping DECL_UID
21025 (init_ttree): Allocate it.
21026 (insert_decl_to_uid_decl_map): New helper function.
21027 (make_node_stat): Insert new decls into the map.
21028 (copy_node_stat): Likewise.
21029 (lookup_decl_from_uid): New function.
21030 (remove_decl_from_map): Likewise.
21031 (print_decl_for_uid_map_statistics): New helper.
21032 (dump_tree_statistics): Call it.
21034 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21035 (referenced_var_iterator): Adjust.
21036 (FOR_EACH_REFERENCED_VAR): Adjust.
21037 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21038 (num_referenced_vars): Adjust.
21039 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21040 (first_referenced_var): Remove.
21041 (end_referenced_vars_p): Likewise.
21042 (next_referenced_var): Likewise.
21043 (referenced_var_iterator_set): New helper function.
21044 * tree-dfa.c (referenced_var_lookup): Adjust.
21045 (referenced_var_check_and_insert): Likewise.
21046 (remove_referenced_var): Likewise.
21047 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21048 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21049 (verify_call_clobbering): Likewise.
21050 (verify_memory_partitions): Likewise.
21051 (init_tree_ssa): Allocate bitmap instead of hashtable for
21053 (delete_tree_ssa): Adjust.
21054 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21055 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21056 (compute_tag_properties): Likewise.
21057 (set_initial_properties): Likewise.
21058 (find_partition_for): Likewise.
21059 (update_reference_counts): Likewise.
21060 (dump_may_aliases_for): Likewise.
21061 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21062 (add_call_clobber_ops): Likewise.
21063 (add_call_read_ops): Likewise.
21064 (get_asm_expr_operands): Likewise.
21065 * tree-into-ssa.c (dump_decl_set): Likewise.
21066 (update_ssa): Likewise.
21067 * tree-sra.c (scan_function): Likewise.
21068 (decide_instantiations): Likewise.
21069 (scalarize_parms): Likewise.
21070 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21071 (dsa_named_for): Likewise.
21072 * tree-ssa-structalias.c (update_alias_info): Likewise.
21073 (merge_smts_into): Likewise.
21075 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21078 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21079 * c-opts.c (c_common_handle_option): Wall enables
21080 Wvolatile-register-var.
21081 * common.opt: Move Wvolatile-register-var to...
21084 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21086 * common.opt (Wlarger-than=): New.
21087 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21089 * opts.c (common_handle_option): Handle -Wlarger-than=.
21090 * optc-gen.awk: Likewise.
21091 * opth-gen.awk: Likewise.
21092 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21093 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21095 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21097 * c-common.c (match_case_to_enum_1): Add appropriate
21098 OPT_W* parameter to warning.
21099 (c_do_switch_warnings): Likewise.
21100 * c-typeck.c (warning_init): Add one more parameter following
21101 'warning' function.
21102 (push_init_level): Update call to warning_init.
21103 (pop_init_level): Likewise.
21104 (add_pending_init): Likewise.
21105 (output_init_element: Likewise.
21107 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21110 * toplev.c (toplev_main): If there are warnings or error, print
21111 errors for ignored options.
21112 * opts.c (ignored_options): New static variable.
21113 (postpone_unknown_option_error): New.
21114 (print_ignored_options): New.
21115 (handle_option): Postpone errors for unknown -Wno-* options.
21116 * opts.h (print_ignored_options): Declare.
21118 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21120 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21123 2008-02-25 Richard Guenther <rguenther@suse.de>
21126 2008-02-25 Richard Guenther <rguenther@suse.de>
21128 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21129 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21130 (lookup_decl_from_uid): Declare.
21131 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21132 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21133 (decl_for_uid_map): New global hashtable mapping DECL_UID
21135 (init_ttree): Allocate it.
21136 (insert_decl_to_uid_decl_map): New helper function.
21137 (make_node_stat): Insert new decls into the map.
21138 (copy_node_stat): Likewise.
21139 (lookup_decl_from_uid): New function.
21140 (print_decl_for_uid_map_statistics): New helper.
21141 (dump_tree_statistics): Call it.
21143 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21144 (referenced_var_iterator): Adjust.
21145 (FOR_EACH_REFERENCED_VAR): Adjust.
21146 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21147 (num_referenced_vars): Adjust.
21148 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21149 (first_referenced_var): Remove.
21150 (end_referenced_vars_p): Likewise.
21151 (next_referenced_var): Likewise.
21152 (referenced_var_iterator_set): New helper function.
21153 * tree-dfa.c (referenced_var_lookup): Adjust.
21154 (referenced_var_check_and_insert): Likewise.
21155 (remove_referenced_var): Likewise.
21156 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21157 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21158 (verify_call_clobbering): Likewise.
21159 (verify_memory_partitions): Likewise.
21160 (init_tree_ssa): Allocate bitmap instead of hashtable for
21162 (delete_tree_ssa): Adjust.
21163 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21164 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21165 (compute_tag_properties): Likewise.
21166 (set_initial_properties): Likewise.
21167 (find_partition_for): Likewise.
21168 (update_reference_counts): Likewise.
21169 (dump_may_aliases_for): Likewise.
21170 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21171 (add_call_clobber_ops): Likewise.
21172 (add_call_read_ops): Likewise.
21173 (get_asm_expr_operands): Likewise.
21174 * tree-into-ssa.c (dump_decl_set): Likewise.
21175 (update_ssa): Likewise.
21176 * tree-sra.c (scan_function): Likewise.
21177 (decide_instantiations): Likewise.
21178 (scalarize_parms): Likewise.
21179 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21180 (dsa_named_for): Likewise.
21181 * tree-ssa-structalias.c (update_alias_info): Likewise.
21182 (merge_smts_into): Likewise.
21184 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21187 * doc/invoke.texi (-fcx-limited-range): Document new option.
21188 * toplev.c (process_options): Handle -fcx-fortran-rules.
21189 * common.opt: Add documentation for -fcx-fortran-rules.
21191 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21194 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21195 actual behaviour and C99.
21197 2008-02-26 Ben Elliston <bje@au.ibm.com>
21199 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21200 (ASM_CPU_POWER6_SPEC): Likewise.
21201 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21202 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21203 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21205 2008-02-25 Richard Guenther <rguenther@suse.de>
21207 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21208 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21209 (lookup_decl_from_uid): Declare.
21210 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21211 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21212 (decl_for_uid_map): New global hashtable mapping DECL_UID
21214 (init_ttree): Allocate it.
21215 (insert_decl_to_uid_decl_map): New helper function.
21216 (make_node_stat): Insert new decls into the map.
21217 (copy_node_stat): Likewise.
21218 (lookup_decl_from_uid): New function.
21219 (print_decl_for_uid_map_statistics): New helper.
21220 (dump_tree_statistics): Call it.
21222 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21223 (referenced_var_iterator): Adjust.
21224 (FOR_EACH_REFERENCED_VAR): Adjust.
21225 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21226 (num_referenced_vars): Adjust.
21227 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21228 (first_referenced_var): Remove.
21229 (end_referenced_vars_p): Likewise.
21230 (next_referenced_var): Likewise.
21231 (referenced_var_iterator_set): New helper function.
21232 * tree-dfa.c (referenced_var_lookup): Adjust.
21233 (referenced_var_check_and_insert): Likewise.
21234 (remove_referenced_var): Likewise.
21235 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21236 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21237 (verify_call_clobbering): Likewise.
21238 (verify_memory_partitions): Likewise.
21239 (init_tree_ssa): Allocate bitmap instead of hashtable for
21241 (delete_tree_ssa): Adjust.
21242 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21243 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21244 (compute_tag_properties): Likewise.
21245 (set_initial_properties): Likewise.
21246 (find_partition_for): Likewise.
21247 (update_reference_counts): Likewise.
21248 (dump_may_aliases_for): Likewise.
21249 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21250 (add_call_clobber_ops): Likewise.
21251 (add_call_read_ops): Likewise.
21252 (get_asm_expr_operands): Likewise.
21253 * tree-into-ssa.c (dump_decl_set): Likewise.
21254 (update_ssa): Likewise.
21255 * tree-sra.c (scan_function): Likewise.
21256 (decide_instantiations): Likewise.
21257 (scalarize_parms): Likewise.
21258 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21259 (dsa_named_for): Likewise.
21260 * tree-ssa-structalias.c (update_alias_info): Likewise.
21261 (merge_smts_into): Likewise.
21263 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21266 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21267 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21268 * alias.h (nonoverlapping_memrefs_p): Likewise.
21270 2008-02-25 Jan Beulich <jbeulich@novell.com>
21272 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21273 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21274 __emultls_get_address, __emultls_register_common,
21275 __floatundi?f, and _Unwind_GetIPInfo.
21276 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21277 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21278 (gen_regparm_prefix): Likewise.
21279 (i386_nlm_encode_section_info): Sync with
21280 config/i386/winnt.c:i386_pe_encode_section_info().
21281 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21282 i386_nlm_mangle_decl_assembler_name): New.
21283 (netware_override_options): New.
21284 * config/i386/netware.h (netware_override_options): Declare.
21285 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21286 (i386_nlm_mangle_decl_assembler_name): Declare.
21287 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21289 2008-02-25 Ben Elliston <bje@au.ibm.com>
21292 * c-decl.c (grokdeclarator): Remove unused local variables
21293 `typedef_type' and `type_as_written'.
21295 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21296 unused local variable `has_hot_blocks'.
21297 (fix_crossing_conditional_branches): Remove unused local variable
21300 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21302 PR middle-end/19984
21303 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21304 using DEF_C99_BUILTIN.
21305 (BUILT_IN_NANF): Ditto.
21306 (BUILT_IN_NANL): Ditto.
21308 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21309 Revital Eres <eres@il.ibm.com>
21311 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21312 regarding the order of two dependent insns in the same row.
21314 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21316 * stor-layout.c (layout_decl): Do not bump the alignment of a
21317 bit-field to more than byte alignment if it is packed.
21319 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21321 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21324 2008-02-24 Diego Novillo <dnovillo@google.com>
21326 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21329 * tree-vrp.c (vrp_evaluate_conditional): With
21330 -Wtype-limits, emit a warning when comparing against a
21331 constant outside the natural range of OP0's type.
21332 * c.opt (Wtype-limits): Move ...
21333 * common.opt (Wtype-limits): ... here.
21335 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21337 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21338 * config/rs6000/e300c2c3.md: New file.
21339 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21341 (rs6000_override_options): Add e300c2 and e300c3 cases to
21342 processor_target_table. Do not allow usage of Altivec or Spe
21343 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21344 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21345 * config/rs6000/rs6000.h (processor_type): Add
21346 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21347 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21348 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21349 and ppce300c3. Include e300c2c3.md.
21351 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21353 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21354 instead of TARGET_STRICT_ALIGN.
21356 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21358 * explow.c (memory_address): Assert that the generated address is
21361 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21364 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21365 * config/darwin-ppc-ldouble-patch.def: New file.
21366 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21367 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21368 SUBTARGET_INIT_BUILTINS if defined.
21369 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21372 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21375 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21376 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21378 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21381 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21382 file" warning condtional on -Winvalid-PCH.
21384 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21386 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21388 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21392 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21393 prevent reload from using MMX registers.
21394 (*mov<mode>_internal): Ditto.
21395 (*movv2sf_internal_rex64): Ditto.
21396 (*movv2sf_internal): Ditto.
21398 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21400 PR documentation/31569
21401 * doc/install.texi2html: Use makeinfo --no-number-sections.
21403 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21405 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21406 ensure that we can address an entire entity > 8 bytes. Don't
21407 generate reg+reg addressing for such data.
21409 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21411 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21412 strings when optimizing for size, unless the target cares about
21415 2008-02-22 Tom Tromey <tromey@redhat.com>
21417 * regclass.c (current_pass): Remove declaration.
21419 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21421 * config/avr/libgcc.S (__RAMPZ__): Define.
21422 (__do_copy_data): Add for devices with 128KB code memory.
21424 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21426 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21428 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21430 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21432 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21435 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21438 * c-typeck.c (build_binary_op): Warn about floating point
21439 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21441 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21444 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21445 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21447 (rs6000_override_options): Set altivec_abi as default, not override,
21448 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21449 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21450 is used; use new member spe_abi.
21451 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21452 spe_abi and altivec_abi.
21454 2008-02-22 Tomas Bily <tbily@suse.cz>
21456 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21458 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21461 * config.build (build_file_translate): Set to `CMD //c' only if
21463 * Makefile.in (build_file_translate): Improve comment.
21465 2008-02-21 Jan Hubicka <jh@suse.cz>
21467 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21468 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21469 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21471 2008-02-21 Michael Matz <matz@suse.de>
21474 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21476 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21478 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21479 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21480 as insn constraint.
21481 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21482 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21483 SSE_VEC_FLOAT_MODE_P as insn constraint.
21484 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
21485 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
21486 sse4a_movntdf using MODEF mode iterator.
21487 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
21488 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
21489 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
21490 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
21491 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
21492 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
21493 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21495 2008-02-21 Richard Guenther <rguenther@suse.de>
21497 * tree.def (PAREN_EXPR): New tree code.
21498 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21500 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21501 * expr.c (expand_expr_real_1): Likewise.
21502 * tree-inline.c (estimate_num_insns_1): Likewise.
21503 * tree-complex.c (expand_complex_move): Likewise.
21504 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21507 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21510 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21512 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21515 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21517 * config/sh/sh.c (find_barrier): Don't go past
21518 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21520 2008-02-20 DJ Delorie <dj@redhat.com>
21522 * config/h8300/h8300.md (insv): Force source operand to be a register.
21524 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21525 as a jump, not as a plain insn.
21527 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21529 * doc/invoke.texi (Warning Options): Add new option
21530 -Wframe-larger-than=.
21531 (-Wframe-larger-than): Document.
21533 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21534 Add declarations for new option variables.
21536 * final.c (final_start_function): Check the frame size
21537 before emission and issue a Wframe-larger-than warning.
21539 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21540 Add definitions for new option variables.
21541 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21543 * common.opt (Wframe-larger-than=): New option.
21545 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21547 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21548 (<sse>_div<mode>3): Ditto.
21549 (<sse>_vmdiv<mode>3): Ditto.
21550 (<sse>_vmsqrt<mode>2): Ditto.
21551 (*smax<mode>3): Ditto.
21552 (sse5_frcz<mode>2): Ditto.
21553 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21554 as insn constraint.
21556 2008-02-20 Richard Guenther <rguenther@suse.de>
21558 PR middle-end/35265
21559 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21560 be happy with INTEGRAL_TYPE_P.
21562 2008-02-20 Richard Guenther <rguenther@suse.de>
21564 * fold-const.c (split_tree): Associate floatig-point expressions
21565 if flag_associative_math is set.
21567 2008-02-20 Richard Guenther <rguenther@suse.de>
21569 * tree.h (fold_real_zero_addition_p): Declare.
21570 * fold-const.c (fold_real_zero_addition_p): Export.
21571 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21572 floating-point operations with zero and one.
21574 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21576 * doc/install.texi: Correct references to CFLAGS, replacing them
21577 with BOOT_CFLAGS. Document flags used during bootstrap for
21580 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21582 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21583 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21584 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21586 (smin<mode>3): Ditto from similar patterns.
21587 (smax<mode>3): Ditto.
21588 (*ieee_smin<mode>3): Ditto.
21589 (*ieee_smax<mode>3): Ditto.
21590 * config/i386/sse.md (sse): New mode attribute.
21591 (mov<mode>): Macroize expander from movv4sf and movv2df using
21592 SSEMODEF2P mode iterator.
21593 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21594 SSE_VEC_FLOAT_MODE_P as insn constraint.
21595 (storent<mode>): Ditto.
21596 (storent<mode>): Macroize expander from storentsf and storentdf using
21597 MODEF mode iterator.
21598 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21599 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21600 (abs<mode>2): Ditto from similar patterns.
21601 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21602 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21603 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21604 (<sse>_vmsqrt<mode>2): Ditto.
21605 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21606 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21607 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21608 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21609 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21610 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21611 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21613 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21614 iterator and SSE_FLOAT_MODE_P as insn constraint.
21615 (<sse>_ucomi): Ditto from similar patterns.
21616 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21617 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21618 SSE_VEC_FLOAT_MODE_P as insn constraint.
21619 (vcond<mode>): Ditto from similar patterns.
21620 (and<mode>3, *and<mode>3): Ditto.
21621 (<sse>_nand<mode>3): Ditto.
21622 (ior<mode>3, *ior<mode>3): Ditto.
21623 (xor<mode>3, *xor<mode>3): Ditto.
21624 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21625 iterator and SSE_FLOAT_MODE_P as insn constraint.
21626 (*nand<mode>3): Ditto from similar patterns.
21627 (*ior<mode>3): Ditto.
21628 (*xor<mode>3): Ditto.
21630 2008-02-20 Ira Rosen <irar@il.ibm.com>
21632 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21633 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21634 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21636 2008-02-19 Jan Hubicka <jh@suse.cz>
21638 * predict.c (tree_bb_level_predictions): Remove variable next
21639 mistakely introduced by previous commit.
21641 2008-02-19 Jan Hubicka <jh@suse.cz>
21643 * predict.c (predict_paths_leading_to): Rewrite.
21644 (predict_paths_for_bb): New.
21645 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21647 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21650 * Makefile.in (build_file_translate): New.
21651 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21652 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21653 * configure.ac (build_file_translate): Substitute it.
21654 * configure: Regenerate.
21656 2008-02-19 Jan Hubicka <jh@suse.cz>
21658 PR rtl-optimization/34408
21659 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21662 2008-02-19 Jan Hubicka <jh@suse.cz>
21664 PR middle-end/28779
21665 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21668 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21671 * config/i386/i386-modes.def: Revert the last DI alignment
21672 change until Ada people can look into it.
21674 2008-02-19 Nick Clifton <nickc@redhat.com>
21676 * opts.c (print_specific_help): Fix typo in --help text.
21678 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21681 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21682 32-bit inline asm without asm alternatives for host GCC < 3.0.
21684 2008-02-19 Richard Guenther <rguenther@suse.de>
21686 PR tree-optimization/34989
21687 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
21688 Allow propagation to INDIRECT_REF if we can simplify only.
21690 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21692 * c-common.c (warn_for_collisions_1): Use appropriate option when
21695 2008-02-19 Nick Clifton <nickc@redhat.com>
21698 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
21699 (handle_options): Fix indentation.
21700 (print_filtered_help): If no language-specific options were
21701 displayed tell the user how to list all the options supported by
21702 the language's front-end.
21703 (print_specific_help): Fix indentation and remove duplicate line.
21704 (common_handle_option): Handle the -v option.
21705 For --help enable the display of undocumented options if the -v
21706 switch has been included on the command line.
21707 For --help= check for overlaps in the arguments between the option
21708 classes and the language names and issue a warning when they
21709 cannot be disambiguated.
21710 * c.opt (v): Pass on to the common option handler.
21712 2008-02-19 Revital Eres <eres@il.ibm.com>
21714 * modulo-sched.c (sms_schedule): Change dump message when
21715 create_ddg function fails.
21716 (try_scheduling_node_in_cycle): Rename row to cycle.
21717 (print_partial_schedule): Rename CYCLE to ROW.
21719 2008-02-19 Christian Bruel <christian.bruel@st.com>
21720 Zdenek Dvorak <ook@ucw.cz>
21722 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
21724 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21727 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
21728 (*x86_movdicc_0_m1_se): Ditto.
21730 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21732 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
21733 (CMPtype): Define as __gcc_CMPtype.
21734 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
21735 (CMPtype): Define as __gcc_CMPtype.
21737 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
21739 Support valgrind 3.3 for --enable-checking=valgrind.
21740 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
21742 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
21743 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
21744 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
21745 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
21746 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
21747 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
21748 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
21750 * ggc-zone.c: Similar.
21751 * ggc-page.c: Similar.
21753 2008-02-19 Paul Brook <paul@codesourcery.com>
21756 * config/arm/ieee754-df.S: Fix do_it typo.
21757 * config/arm/ieee754-sf.S: Fix do_it typo.
21759 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21762 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
21763 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
21764 (OPTION_MASK_ISA_SSE_SET): Likewise.
21765 (OPTION_MASK_ISA_SSE2_SET): Likewise.
21766 (OPTION_MASK_ISA_SSE3_SET): Likewise.
21767 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
21768 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
21769 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
21770 (OPTION_MASK_ISA_SSE4_SET): Likewise.
21771 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
21772 (OPTION_MASK_ISA_SSE5_SET): Likewise.
21773 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
21774 (OPTION_MASK_ISA_MMX_UNSET): Updated.
21775 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
21776 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
21777 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
21778 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
21779 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
21780 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
21781 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
21782 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
21783 (OPTION_MASK_ISA_SSE4): Removed.
21784 (ix86_handle_option): Turn on bits in ix86_isa_flags and
21785 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
21786 (override_options): Don't turn on implied SSE/MMX bits in
21789 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21791 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21794 2008-02-18 Joey Ye <joey.ye@intel.com>
21796 PR middle-end/34921
21797 * tree-nested.c (insert_field_into_struct): Set type alignment
21798 to field alignment if the former is less than the latter.
21800 2008-02-18 Jakub Jelinek <jakub@redhat.com>
21802 * BASE-VER: Set to 4.4.0.
21804 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21806 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
21807 * doc/cfg.texi: Likewise.
21808 * doc/extend.texi: Likewise.
21809 * doc/gty.texi: Likewise.
21810 * doc/invoke.texi: Likewise.
21811 * doc/loop.texi: Likewise.
21812 * doc/md.texi: Likewise.
21813 * doc/passes.texi: Likewise.
21814 * doc/rtl.texi: Likewise.
21815 * doc/sourcebuild.texi: Likewise.
21816 * doc/tm.texi: Likewise.
21817 * doc/tree-ssa.texi: Likewise.
21819 2008-02-17 Richard Guenther <rguenther@suse.de>
21821 PR middle-end/35227
21822 * tree-complex.c (init_parameter_lattice_values): Handle parameters
21823 without default definition.
21825 2008-02-17 Richard Guenther <rguenther@suse.de>
21827 PR tree-optimization/35231
21828 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
21831 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
21834 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21835 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21836 libgcc_cmp_return mode.
21838 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21841 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
21843 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
21845 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
21848 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21850 * doc/c-tree.texi: Use `@.' where appropriate.
21851 * doc/extend.texi: Likewise.
21852 * doc/install.texi: Likewise.
21853 * doc/invoke.texi: Likewise.
21854 * doc/loop.texi: Likewise.
21855 * doc/makefile.texi: Likewise.
21856 * doc/md.texi: Likewise.
21857 * doc/passes.texi: Likewise.
21858 * doc/standards.texi: Likewise.
21859 * doc/tm.texi: Likewise.
21861 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21863 PR middle-end/35196
21864 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
21866 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
21867 rather than in entry_bb.
21869 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21871 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21872 libgcc_cmp_return mode.
21874 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21876 PR middle-end/35130
21877 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
21878 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
21880 2008-02-15 Richard Guenther <rguenther@suse.de>
21881 Zdenek Dvorak <ook@ucw.cz>
21883 PR tree-optimization/35164
21884 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
21885 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
21886 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21887 Only propagate addresses which do not have abnormal SSA_NAMEs
21890 2008-02-15 Joseph Myers <joseph@codesourcery.com>
21893 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
21895 2008-02-15 Jan Hubicka <jh@suse.cz>
21897 PR middle-end/35149
21898 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
21900 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21902 PR middle-end/34621
21903 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
21904 when calculating alignment_pad.
21906 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21908 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
21909 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
21910 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
21911 and STACK_BOUNDARY define.
21913 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
21915 PR preprocessor/35061
21916 * c-pragma.c (handle_pragma_pop_macro): Check that
21917 pushed_macro_table has been allocated.
21919 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
21921 PR middle-end/35136
21922 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
21923 (force_gimple_operand): Likewise.
21924 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
21925 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21926 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
21927 (find_interesting_uses_address): Check addressability and alignment
21928 of the base expression only after substituting bases of IVs into it.
21930 2008-02-14 Michael Matz <matz@suse.de>
21933 * function.c (instantiate_virtual_regs_in_insn): Reload address
21934 before falling back to reloading the whole operand.
21936 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21938 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21939 before the first section switch note.
21941 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21943 * doc/bugreport.texi: Update copyright years.
21944 * doc/c-tree.texi: Likewise.
21945 * doc/cfg.texi: Likewise.
21946 * doc/cpp.texi: Likewise.
21947 * doc/cppinternals.texi: Likewise.
21948 * doc/fragments.texi: Likewise.
21949 * doc/frontends.texi: Likewise.
21950 * doc/gcc.texi: Likewise.
21951 * doc/gty.texi: Likewise.
21952 * doc/hostconfig.texi: Likewise.
21953 * doc/implement-c.texi: Likewise.
21954 * doc/libgcc.texi: Likewise.
21955 * doc/loop.texi: Likewise.
21956 * doc/makefile.texi: Likewise.
21957 * doc/options.texi: Likewise.
21958 * doc/passes.texi: Likewise.
21959 * doc/rtl.texi: Likewise.
21960 * doc/sourcebuild.texi: Likewise.
21961 * doc/standards.texi: Likewise.
21962 * doc/tree-ssa.texi: Likewise.
21963 * doc/trouble.texi: Likewise.
21965 * doc/extend.texi: Use @: or add comma where appropriate.
21966 * doc/invoke.texi: Likewise.
21967 * doc/tm.texi: Likewise.
21969 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21972 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21975 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21977 * doc/md.texi (clz, ctz): Add reference.
21978 * doc/rtl.texi (clz, ctz): Likewise.
21980 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21983 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21986 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21988 * config/s390/s390.c (struct constant_pool): New field
21989 emit_pool_after added.
21990 (s390_mainpool_start): Set the emit_pool_after flag according
21991 to the section switch notes.
21992 (s390_mainpool_finish): Consider emit_pool_after when emitting
21993 the literal pool at the end of the function.
21994 (s390_chunkify_start): Force literal pool splits at section
21997 2008-02-13 Michael Matz <matz@suse.de>
22000 * var-tracking.c (clobber_variable_part): Correctly traverse the
22003 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22006 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22007 Add -fdump-ipa-inline.
22008 * tree-dump.c (dump_files): Remove tree-inlined dump.
22009 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22011 2008-02-12 Richard Guenther <rguenther@suse.de>
22013 PR tree-optimization/35171
22014 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22017 2008-02-12 Richard Guenther <rguenther@suse.de>
22019 PR middle-end/35163
22020 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22021 value-preserving mode. Disallow final truncation.
22023 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22025 PR middle-end/35136
22026 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22027 code from here to...
22028 (force_gimple_operand): ...here.
22030 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22033 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22034 non-compatible pointers.
22035 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22036 different FIELD_DECLs, try harder by comparing field offsets, sizes
22039 PR inline-asm/35160
22040 * function.c (match_asm_constraints_1): Don't replace the same input
22043 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22045 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22046 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22047 (expand_epilogue): Restore RAMPZ register.
22048 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22050 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22052 * config/i386/cygwin.asm: (__alloca): Correct calling
22053 convention and alignment.
22054 (__chkstk): Force 8 byte stack alignment.
22056 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22057 Richard Guenther <rguenther@suse.de>
22059 PR tree-optimization/33992
22060 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22061 the zero we compare against.
22063 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22065 PR libfortran/35063
22066 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22067 to CloseHandle after unlocking to prevent accumulation of handle
22070 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22072 PR middle_end/34150
22073 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22074 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22075 and update LABEL_NUSES during and after reload.
22077 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22079 PR middle-end/34627
22080 * combine.c (simplify_if_then_else): Make sure the comparison is
22081 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22083 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22086 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22087 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22088 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22089 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22090 * tree.h (get_type_static_bounds): Likewise.
22092 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22094 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22095 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22096 Make -Wfoo language annotations match what the compiler outputs.
22098 2008-02-08 Sa Liu <saliu@de.ibm.com>
22100 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22101 intrinsics spu_convts, spu_convtu, spu_convtf.
22103 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22105 * doc/extend.texi (Function Attributes) <noinline>: Mention
22106 asm ("") as method to keep calls.
22108 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22111 * doc/options.texi (Options): Replace references to opts.sh with
22113 * opts-common.c: Likewise.
22114 * optc-gen.awk: Likewise.
22116 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22118 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22120 2008-02-07 Richard Henderson <rth@redhat.com>
22123 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22124 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22127 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22129 PR tree-optimization/35085
22130 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22131 for operand entry oe2 in addition to operand entry oe3 in order to
22132 expose more opportunities for vectorizer sum reduction.
22134 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22137 * Makefile.in (LIBS): Remove $(GMPLIBS).
22138 (cc1-dummy, cc1): Add $(GMPLIBS).
22140 2008-02-06 Jan Hubicka <jh@suse.cz>
22143 * i386.md (moddf_integer): Do not produce partial memory stalls for
22144 targets where it hurts.
22146 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22149 * optabs.c (expand_float): Do not check for decimal modes when
22150 expanding unsigned integer through signed conversion.
22152 2008-02-06 Nick Clifton <nickc@redhat.com>
22154 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22155 inside the clobber with a match_operand and duplicated operand
22156 number in the constraint.
22157 (ineqbranchsi): Delete redundant comment.
22159 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22161 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22162 builtin_define ("__USE_INIT_FINI__").
22163 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22165 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22167 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22169 PR documentation/30330
22170 * doc/invoke.texi (C++ Dialect Options)
22171 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22172 For each warning option -Wfoo that allows -Wno-foo, ensure both
22173 -Wfoo and -Wno-foo are listed in the option index. Fix index
22174 entry of -Wswitch-default, index -Wnormalized= including the
22175 `=', and -Wlarger-than-@var{len} including @var{len}.
22177 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22179 * config/i386/i386.md (floatunssisf2): Use
22180 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22181 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22182 Macroize expander using MODEF mode iterator.
22184 2008-02-05 Diego Novillo <dnovillo@google.com>
22186 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22189 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22191 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22194 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22196 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22199 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22200 to indicate if a message should be generated.
22201 (init_cumulative_args): Updated.
22202 (function_value_32): Likewise.
22204 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22206 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22208 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22211 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22212 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22214 2008-02-04 Diego Novillo <dnovillo@google.com>
22216 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22219 * tree-vrp.c (vrp_evaluate_conditional): With
22220 -Wtype-limits, emit a warning when comparing against a
22221 constant outside the natural range of OP0's type.
22223 2008-02-04 Richard Guenther <rguenther@suse.de>
22225 PR middle-end/33631
22226 * expr.c (count_type_elements): Give for unions instead of
22229 2008-02-04 Richard Guenther <rguenther@suse.de>
22231 PR middle-end/35043
22232 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22233 to TYPE_DOMAINs base type instead of using bitsizetype here.
22235 2008-02-03 Jason Merrill <jason@redhat.com>
22237 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22239 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22242 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22243 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22244 (RS/6000 and PowerPC Options): Fix typos and markup.
22245 * doc/passes.texi (Tree-SSA passes): Likewise.
22247 2008-02-02 Michael Matz <matz@suse.de>
22250 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22251 from record_last_reg_set_info.
22252 (record_last_reg_set_info): Take an RTX argument, iterate over all
22253 constituent hardregs.
22254 (record_last_set_info, record_opr_changes): Change calls to
22255 new signature or to record_last_reg_set_info_regno.
22257 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22259 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22261 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22263 PR rtl-optimization/34773
22264 * reg-notes.def (EQUAL): Mention significance of combination of
22265 REG_EQUAL and REG_RETVAL.
22266 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22267 insn that has a REG_RETVAL.
22269 2008-02-01 Roger Sayle <roger@eyesopen.com>
22272 * configure.ac (--enable-fixed-point): Disable unless explicitly
22274 * configure: Regenerate.
22276 2008-02-01 Richard Guenther <rguenther@suse.de>
22279 * invoke.texi (-finline-limit): Remove no longer true parts
22280 of the documentation. Note that there is no default value.
22282 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22283 Mark Mitchell <mark@codesourcery.com>
22284 Ben Elliston <bje@au.ibm.com>
22287 * doc/extend.texi (Other Builtins): Document.
22289 2008-01-31 Tom Browder <tom.browder@gmail.com>
22291 * doc/c-tree.texi (Types): Fix grammar.
22292 (Expression trees): Ditto.
22293 * doc/passes.texi (Tree-SSA passes): Ditto.
22295 * doc/configterms.texi (Configure Terms): Fix typo.
22296 * doc/cpp.texi (Common Predefined Macros): Ditto.
22297 * doc/md.texi (Machine Constraints): Ditto.
22299 * doc/makefile.texi (Makefile): Add comma.
22301 2008-01-31 Tom Browder <tom.browder@gmail.com>
22302 Gerald Pfeifer <gerald@pfeifer.com>
22304 * doc/sourcebuild.texi (Front End): Remove references to CVS
22305 and CVSROOT/modules.
22306 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22307 (Back End): Remove reference to CVS.
22309 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22312 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22314 (mips16_gp_pseudo_reg): ...here.
22315 * config/mips/mips.md (load_const_gp): Replace with...
22316 (load_const_gp_<mode>): ...this :P-based insn.
22318 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22320 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22321 options. Minor fixes.
22322 (-std): Move reference to standards closer to where language
22323 standards are first mentioned.
22325 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22327 PR rtl-optimization/34995
22328 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22329 parameter and return a bool. If the rtx parameter is nonnull,
22330 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22331 (find_reloads): Update call accordingly. Pass the new operand
22332 if it needed no address reloads, otherwise pass null.
22334 2008-01-30 Richard Henderson <rth@redhat.com>
22337 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22338 for unbounded arrays.
22340 2008-01-30 Silvius Rus <rus@google.com>
22342 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22344 2008-01-30 Jan Hubicka <jh@suse.cz>
22347 * i386.c (init_cumulative_args): Use real function declaration when
22350 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22352 PR rtl-optimization/34998
22353 * global.c (build_insn_chain): Treat non-subreg_lowpart
22354 SUBREGs of pseudos as clobbering all the words covered by the
22355 SUBREG, not just all the bytes.
22356 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22357 original df_ref rather than an extract parameter.
22358 (global_conflicts): Update call accordingly.
22360 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22362 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22363 the overflow check to make it easier to read.
22364 (__fixtfdi): Change the type of the ll member in union
22365 long_double to UDItype_x.
22367 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22369 PR middle-end/34969
22370 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22371 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22372 * tree-inline.c (fold_marked_statements): Call
22373 cgraph_update_edges_for_call_stmt if folding a call statement.
22374 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22375 debug_generic_stmt calls, reset it back afterwards.
22378 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22380 * c-typeck.c (build_external_ref): Don't pedwarn about
22381 static vars in current function's scope.
22383 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22385 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22387 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22390 * ipa-struct-reorg.c: Fix spelling.
22391 * params.def: Ditto.
22393 2008-01-29 Richard Guenther <rguenther@suse.de>
22395 PR middle-end/35006
22396 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22398 * tree-inline.c (remap_type): Increment remapping_type_depth
22399 around remapping types.
22400 (copy_body_r): Only add referenced variables if they are referenced
22401 from code, not types.
22403 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22414 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22415 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22417 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22420 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22421 pointer for tiny stack.
22423 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22425 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22427 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22429 * config/vx-common.h: Fix typo in comment.
22431 2008-01-28 Ian Lance Taylor <iant@google.com>
22435 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22436 coalesce pointers if they have different DECL_NO_TBAA_P values.
22437 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22438 between variables with different DECL_NO_TBAA_P values.
22440 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22443 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22444 are not legitimate small data references on SPE targets.
22446 2008-01-28 David Daney <ddaney@avtrex.com>
22448 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22450 2008-01-28 David Daney <ddaney@avtrex.com>
22452 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22454 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22456 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22457 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22458 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22459 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22460 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22461 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22462 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22463 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22465 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22467 * basic-block.h (condjump_equiv_p): Fix comment.
22469 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22471 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22472 print_generic_stmt_indented): Fix comment.
22474 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22476 * configure.ac (__stack_chk_fail): Add detecion for availability
22477 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22478 * configure: Regenerate.
22480 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22482 PR middle-end/34688
22483 * final.c (output_addr_const): Handle TRUNCATE.
22485 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
22488 * tree-ssa-loop-ivopts.c (comp_cost): New type.
22489 (zero_cost, infinite_cost): New constants.
22490 (struct cost_pair): Change type of cost to comp_cost.
22491 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
22492 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
22494 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22495 split_address_cost, ptr_difference_cost, difference_cost,
22496 get_computation_cost_at, get_computation_cost,
22497 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22498 determine_use_iv_cost_condition, determine_use_iv_costs,
22499 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22500 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22501 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22502 Change type of cost to comp_cost.
22503 (determine_iv_cost): Increase cost of non-original ivs, instead
22504 of decreasing the cost of original ones.
22505 (get_address_cost): Indicate the complexity of the addressing mode
22507 (try_add_cand_for): Prefer using ivs not specific to some object.
22508 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22510 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22511 Janis Johnson <janis187@us.ibm.com>
22514 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22515 (TARGET_INSTANTIATE_DECLS): Likewise.
22516 * target.h (expand_to_rtl_hook): New target hook.
22517 (instantiate_decls): Likewise.
22518 * function.c (instantiate_decl): Make non-static. Rename to...
22519 (instantiate_decl_rtl): ... this.
22520 (instantiate_expr): Use instantiate_decl_rtl.
22521 (instantiate_decls_1): Likewise.
22522 (instantiate_decls): Likewise.
22523 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22524 * function.h (instantiate_decl_rtl): Add prototype.
22525 * cfgexpand.c (target.h): New include.
22526 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22527 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22528 (TARGET_INSTANTIATE_DECLS): Likewise.
22529 (TARGET_INITIALIZER): New target hooks added.
22530 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22532 * config/rs6000/rs6000.c (tree-flow.h): New include.
22533 (machine_function): Add sdmode_stack_slot field.
22534 (rs6000_alloc_sdmode_stack_slot): New function.
22535 (rs6000_instantiate_decls): Likewise.
22536 (rs6000_secondary_memory_needed_rtx): Likewise.
22537 (rs6000_check_sdmode): Likewise.
22538 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22539 (TARGET_INSTANTIATE_DECLS): Likewise.
22540 (rs6000_hard_regno_mode_ok): Allow SDmode.
22541 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22542 (rs6000_emit_move): Handle SDmode.
22543 (function_arg_advance): Likewise.
22544 (function_arg): Likewise.
22545 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22546 SDmode var args for 32-bit compiles.
22547 (rs6000_secondary_reload_class): Handle SDmode.
22548 (rs6000_output_function_epilogue): Likewise.
22549 (rs6000_function_value): Simplify if statement.
22550 (rs6000_libcall_value): Likewise.
22551 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22552 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22553 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22554 (movsd_hardfloat): New define_insn.
22555 (movsd_softfloat): Likewise.
22556 (movsd_store): Likewise.
22557 (movsd_load): Likewise.
22558 (extendsddd2): Likewise.
22559 (extendsdtd2): Likewise.
22560 (truncddsd2): Likewise.
22561 (movdd_hardfloat64): Fixup comment.
22562 (UNSPEC_MOVSD_LOAD): New constant.
22563 (UNSPEC_MOVSD_STORE): Likewise.
22565 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22568 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22570 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22571 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22572 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22573 and TRUTH_XOR_EXPR.
22575 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22578 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22579 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22580 __LONGDOUBLE128 too.
22581 * config/rs6000/aix61.h: New file.
22583 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22585 PR rtl-optimization/34959
22586 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22587 popcount and parity rtxes the same mode as their operand.
22588 Truncate or extend the result to the return value's mode
22591 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22594 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22595 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22596 to GOT_VERSION_REGNUM.
22597 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22598 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22599 * config/mips/mips.c (mips_emit_call_insn): New function.
22600 (mips_call_tls_get_addr): Call mips_expand_call directly.
22601 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22603 (mips16_build_call_stub): Likewise. Return the call insn or null.
22604 (mips_expand_call): Update the call to mips16_build_call_stub
22605 accordingly and a remove redundant condition. Assert that MIPS16
22606 stubs do not use lazy binding. Use mips_emit_call_insn and return
22608 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22610 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22611 (mips_avoid_hazard): Remove hazard_set handling.
22612 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22613 (UNSPEC_RESTORE_GP): ...this.
22614 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22615 (FAKE_CALL_REGNO): Rename to...
22616 (GOT_VERSION_REGNUM): ...this.
22617 (type): Add "ghost" value. Add an associated insn reservation.
22618 (hazard_set): Remove.
22619 (exception_receiver): Rename to...
22620 (restore_gp): ...this and update the unspec identifier accordingly.
22621 (exception_receiver, nonlocal_got_receiver): New expanders.
22622 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22623 FAKE_CALL_REGNO. Remove hazard_set attribute.
22624 (set_got_version, update_got_version): New patterns.
22626 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22629 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22631 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22634 * doc/install.texi2html: Generate gcc-vers.texi.
22636 2008-01-25 DJ Delorie <dj@redhat.com>
22638 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22640 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22642 * config/c4x: Remove directory.
22643 * config.gcc (crx-*, mt-*): Mark obsolete.
22644 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22645 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22646 sh-*-rtemscoff*): Remove cases.
22647 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22648 * real.c (encode_c4x_single, decode_c4x_single,
22649 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22650 c4x_extended_format): Remove.
22651 * real.h (c4x_single_format, c4x_extended_format): Remove.
22652 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22654 (Pragmas): Remove comment about c4x pragmas.
22655 * doc/install.texi (c4x): Remove target-specific instructions.
22656 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22657 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22658 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22659 refer to C4x source files as examples.
22660 (C4X_FLOAT_FORMAT): Remove documentation.
22662 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22664 * config/bfin/bfin.c (override_options): Reorder tests so that
22665 flag_pic gets enabled for -msep-data.
22667 2008-01-25 Richard Guenther <rguenther@suse.de>
22669 PR middle-end/32244
22670 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22671 to its bitfield precision if required.
22673 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22675 PR middle-end/33880
22676 * tree-nested.c (walk_omp_for): New function.
22677 (convert_nonlocal_reference, convert_local_reference): Call
22678 walk_omp_for on OMP_FOR.
22679 (convert_call_expr): Call walk_body on OMP_FOR's
22680 OMP_FOR_PRE_INIT_BODY.
22682 2008-01-25 Richard Guenther <rguenther@suse.de>
22684 PR tree-optimization/34966
22685 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22686 default defs and PHI_NODEs we have to insert after the
22687 defining statement.
22689 2008-01-24 Nick Clifton <nickc@redhat.com>
22691 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
22692 Provide a default definition.
22693 (LIBGCC2_UNITS_PER_WORD): Likewise.
22695 * config/stormy16/stormy16.c: Include df.h for the prototype
22696 for df_regs_ever_live_p.
22697 (xstormy16_expand_builtin_va_start): Convert the stack offset
22698 into a component_ref and then use POINTER_PLUS_EXPR to add it
22699 to the incoming_virtual_args_rtx.
22700 (xstormy16_gimplify_va_arg_expr): Rename to
22701 xstormy16_gimplify_va_arg_expr.
22702 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
22703 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
22704 xstormy16_gimplify_va_arg_expr.
22705 Fix up some formatting issues.
22707 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
22708 Move to predicates.md.
22709 (xs_hi_general_operand): Likewise.
22710 (xs_hi_nonmemory_operand): Likewise.
22711 * config/stormy16/predicates.md:
22712 (xstormy16_carry_plus_operand): New predicate.
22713 (xs_hi_general_operand): New predicate.
22714 (xs_hi_nonmemory_operand): New predicate.
22715 * config/stormy16/stormy16-protos.h:
22716 (xstormy16_carry_plus_operand): Delete prototype.
22717 (xs_hi_general_operand): Likewise.
22718 (xs_hi_nonmemory_operand): Likewise.
22720 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
22721 modifiers as they are no longer needed and they can trigger
22722 reload spill failures.
22724 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
22725 with a match_operand in order to help reload.
22727 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
22728 constraint with 'e' for the 8th alternative as this version of
22729 the mov.w instruction only accepts the lower 8 registers.
22731 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
22734 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
22735 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
22738 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22740 PR middle-end/33333
22741 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
22743 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22745 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
22747 (remove_structure): Update allocations list before removing structure.
22749 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22751 * ipa-struct-reorg.c (is_safe_cond_expr,
22752 create_new_stmts_for_cond_expr): Use integer_zerop function,
22753 that recognize not only zero-pointer, but zero-integer too.
22755 2008-01-25 Ben Elliston <bje@au.ibm.com>
22758 * fixproto: Escape "." in sed expression that strips leading "./".
22760 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
22763 * gcc.c (SWITCH_OK): Removed.
22764 (SWITCH_LIVE): Changed to bit.
22765 (SWITCH_FALSE): Likewise.
22766 (SWITCH_IGNORE): Likewise.
22767 (switchstr): Change live_cond to unsigned int.
22768 (process_command): Replace SWITCH_OK with 0.
22769 (do_self_spec): Likewise.
22770 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
22771 (give_switch): Likewise.
22772 (used_arg): Likewise.
22773 (do_spec_1): Set the SWITCH_IGNORE bit.
22774 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
22775 bits. Set the SWITCH_LIVE bit.
22777 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22779 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
22781 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
22783 PR tree-optimization/34472
22784 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
22785 parameter to a "bool *" and set *DATA to false if there is
22786 an unsafe access. Do not delete the structure here.
22787 (check_cond_exprs): Delete it here instead.
22788 (check_cond_exprs, exclude_cold_structs): Do not increase
22789 I when removing a structure.
22791 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
22794 * config/i386/i386.c (ix86_expand_vector_init): Consider only
22795 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
22797 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
22799 PR middle-end/34934
22800 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
22801 a fixed vector for stack.
22803 2008-01-24 Ben Elliston <bje@au.ibm.com>
22806 * doc/gcc.texi (Software development): Add a direntry for g++.
22808 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
22810 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
22811 stale and straggling -fforce-addr comments above.
22813 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
22815 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
22816 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
22818 2008-01-23 Michael Matz <matz@suse.de>
22821 * dwarf2out.c (force_type_die): Use modified_type_die instead of
22824 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
22826 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
22827 malloc result type.
22829 2008-01-23 Anatoly Sokolov <aesok@post.ru>
22831 * config/avr/avr.c (avr_current_arch): New variable.
22832 (avr_arch_types): Add 'avr31' and 'avr51' entries.
22833 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
22834 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
22835 (avr_override_options): Init 'avr_current_arch'.
22836 (base_arch_s): Move from here...
22837 * config/avr/avr.h (base_arch_s): ... here. Add new members
22838 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
22839 'mega' to 'have_jmp_call'.
22840 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
22841 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
22843 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
22845 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22846 MULTILIB_MATCHES): Ditto.
22848 2008-01-23 Richard Guenther <rguenther@suse.de>
22850 PR middle-end/31529
22851 * cgraphunit.c (cgraph_reset_node): Always mark the node
22852 not reachable if it is not queued already.
22854 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
22856 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
22857 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
22858 (cputype_selected): New static variable.
22859 (bfin_handle_option): Set it if -mcpu is used.
22860 (override_option): Select default set of workarounds if no cpu type
22861 selected on the command line.
22862 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
22864 From Michael Frysinger <michael.frysinger@analog.com>
22865 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
22866 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
22868 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
22869 for bf547, bf523, bf524, and bf526.
22870 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
22872 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
22873 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
22874 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
22875 __ADSPBF547__ and __ADSPBF54x__ for bf547.
22876 * doc/invoke.texi (Blackfin Options): Document that
22877 -mcpu now accept bf547, bf523, bf524, and bf526.
22879 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
22881 PR rtl-optimization/34628
22882 * combine.c (try_combine): Stop and undo after the first combination
22883 if an autoincrement side-effect on the first insn has effectively
22886 2008-01-22 David Edelsohn <edelsohn@gnu.org>
22889 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
22890 Offset addresses are not valid for Altivec or paired float modes.
22892 2008-01-22 Jakub Jelinek <jakub@redhat.com>
22895 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
22896 if DECL_INITIAL (decl) is error_mark_node.
22899 * c-common.c (handle_vector_size_attribute): Only allow
22900 integral, scalar float and fixed point types. Handle OFFSET_TYPE
22901 the same way as pointer, array etc. types.
22902 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
22905 * tree.c (build_type_attribute_qual_variant): Call
22906 build_qualified_type if attributes are equal, but quals are not.
22908 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22911 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
22912 * flags.h (warn_strict_aliasing): Remove.
22913 (warn_strict_overflow): Remove.
22914 * opts.c (warn_strict_aliasing): Remove.
22915 (warn_strict_overflow): Remove.
22916 * c-opts.c (c_common_handle_option): -Wall only sets
22917 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
22918 (c_common_post_options): Give default values to -Wstrict-aliasing
22919 and -Wstrict-overflow if they are uninitialized.
22920 * common.opt (Wstrict-aliasing): Specify Var and Init.
22921 (Wstrict-overflow): Likewise.
22923 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
22925 PR rtl-optimization/26854
22926 PR rtl-optimization/34400
22927 PR rtl-optimization/34884
22928 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
22930 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
22931 (df_rd_bb_info.expanded_lr_out): Deleted
22932 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
22933 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
22934 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22935 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22936 Removed code to allocate, initialize or free expanded_lr_out.
22937 (df_rd_bb_local_compute_process_def): Restructured to make more
22939 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22940 sets if the sets are being trimmed.
22942 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22945 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22946 (as_vers): Likewise.
22947 * configure: Regenerated.
22949 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22951 PR middle-end/33092
22952 * tree-pass.h (pass_build_alias): New pass.
22953 * tree-ssa-alias.c (gate_build_alias): New.
22954 (pass_build_alias): New.
22955 * passes.c (init_optimization_passes): Add pass_build_alias after
22956 pass_create_structure_vars.
22958 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22960 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22961 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22962 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22963 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22964 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22965 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22966 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22967 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22968 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22969 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22970 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22971 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22972 * config/s390/s390.md (FP_ALL): New mode iterator.
22973 (_d): New mode attribute.
22974 ("*signbit<mode>2>"): Changed mode of first operand.
22975 ("isinf<mode>2"): Changed mode of first operand.
22976 ("*TDC_insn"): Adaptation for DFP modes.
22978 2008-01-22 Ben Elliston <bje@au.ibm.com>
22980 * tree.c (check_qualified_type): Improve function description.
22982 2008-01-21 Jason Merrill <jason@redhat.com>
22985 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22986 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22989 2008-01-21 DJ Delorie <dj@redhat.com>
22991 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22994 2008-01-21 Richard Guenther <rguenther@suse.de>
22996 PR middle-end/34856
22997 * tree-cfg.c (verify_expr): Allow all invariant expressions
22998 instead of just constant class ones as reference argument.
22999 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23000 like any other constant.
23001 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23003 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23005 * regmove.c (fixup_match_1): Update call crossed frequencies.
23007 2008-01-21 Richard Guenther <rguenther@suse.de>
23010 * tree-inline.c (setup_one_parameter): Deal with mismatched
23011 types using a VIEW_CONVERT_EXPR.
23013 2008-01-21 Alon Dayan <alond@il.ibm.com>
23014 Olga Golovanevsky <olga@il.ibm.com>
23016 PR tree-optimization/34701
23017 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23018 when the structure size is not a power of 2.
23020 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23022 * doc/install.texi: Add doc for --enable-checking=df.
23024 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23026 PR rtl-optimization/34808
23027 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23029 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23031 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23034 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23036 PR rtl-optimization/26854
23037 PR rtl-optimization/34400
23038 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23040 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23041 (df_rd_bb_info.expanded_lr_out): New.
23042 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23043 * loop_iv.c (iv_analysis_loop_init): Ditto.
23044 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23045 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23046 Added code to allocate, initialize or free expanded_lr_out.
23047 (df_rd_bb_local_compute_process_def): Restructured to make
23048 more understandable.
23049 (df_rd_confluence_n): Add code to do nothing with fake edges and
23050 code to no apply invalidate_by_call sets if the sets are being trimmed.
23051 (df_lr_local_finalize): Renamed to df_lr_finalize.
23052 (df_live_local_finalize): Renamed to df_live_finalize.
23054 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23057 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23058 deciding whether to use reciprocal instructions.
23060 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23062 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23063 dwarf2out_note_section_used if cold_text_section is NULL.
23065 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23067 PR gcov-profile/34610
23068 * tree-cfg.c (make_edges): Mark both outgoing edges from
23069 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23070 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23071 from OMP_FOR and OMP_CONTINUE outgoing edges.
23073 * tree-profile.c (tree_profiling): Return early if
23074 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23076 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23077 from cfun to child_cfun.
23078 * function.h (struct function): Add after_tree_profile bit.
23080 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23082 * config/avr/avr.S (_exit): Disable interrupt.
23084 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23085 Steven Bosscher <stevenb.gcc@gmail.com>
23087 PR rtl-optimization/26854
23088 PR rtl-optimization/34400
23089 * df-problems.c (df_live_scratch): New scratch bitmap.
23090 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23091 (df_live_reset): Clear the proper bitmaps.
23092 (df_live_bb_local_compute): Only process the artificial defs once
23093 since the order is not important.
23094 (df_live_init): Init the df_live sets only with the variables
23095 found live by df_lr.
23096 (df_live_transfer_function): Use the df_lr sets to prune the
23097 df_live sets as they are being computed.
23098 (df_live_free): Free df_live_scratch.
23100 2008-01-18 Ian Lance Taylor <iant@google.com>
23102 * common.opt: Add fmerge-debug-strings.
23103 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23104 flag_merge_debug_strings rather than flag_merge_constants.
23105 * doc/invoke.texi (Option Summary): Mention
23106 -fmerge-debug-strings.
23107 (Debugging Options): Document -fmerge-debug-strings.
23109 2008-01-18 Ian Lance Taylor <iant@google.com>
23112 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23113 (struct tree_function_decl): Add new field operator_new_flag.
23114 * tree-inline.c (expand_call_inline): When inlining a call to
23115 operator new, force the return value to go into a variable, and
23116 set DECL_NO_TBAA_P on that variable.
23117 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23119 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23122 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23123 DWARF2_DEBUGGING_INFO.
23124 (dwarf2out_note_section_used): Ditto. Add prototype.
23125 (have_multiple_function_sections, text_section_used,
23126 cold_text_section_used, *cold_text_sections): Move declarations
23129 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23131 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23132 field and add signal_ra.
23133 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23134 assignments to frame state pc. Move end of stack check after
23135 MD_FALLBACK_FRAME_STATE_FOR.
23136 (uw_update_context_1): Use frame state signal_regs if set, instead
23137 of checking signal_frame flag.
23138 (uw_update_context): Use frame state signal_ra if set.
23139 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23140 * config/xtensa/linux-unwind.h: New file.
23142 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23144 * modulo-sched.c (get_sched_window): Fix comment typo.
23146 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23148 PR tree-optimization/34648
23149 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23151 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23153 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23154 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23156 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23158 PR rtl-optimization/34400
23159 * df-core.c (df_worklist_dataflow_overeager,
23160 df_worklist_dataflow_doublequeue): New functions.
23161 (df_worklist_dataflow): Two different worklist solvers.
23162 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23165 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23168 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23169 and ftree-parallelize-loops.
23171 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23173 PR rtl-optimization/34826
23174 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23176 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23178 * global.c (find_reg): Mark the eh regs as used if necessary.
23179 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23180 * ra.h (struct allocno): no_eh_reg field added. Changed
23181 no_stack_reg type to bitfield.
23183 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23185 * tree.c (substitute_in_expr): Add missing 'break'.
23187 2008-01-17 Richard Guenther <rguenther@suse.de>
23189 PR tree-optimization/34825
23190 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23191 x / x as division to handle.
23193 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23195 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23196 "-pthread" is specified.
23197 * pa-hpux11.h (LIB_SPEC): Likewise.
23199 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23200 Peter Bergner <bergner@vnet.ibm.com>
23202 PR rtl-optimization/33796
23203 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23205 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23207 PR libgfortran/34699
23208 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23210 * pa-hpux10.h (LINK_SPEC): Likewise.
23211 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23213 2008-01-16 Richard Guenther <rguenther@suse.de>
23215 PR middle-end/32628
23216 * fold-const.c (fold_convert_const_int_from_int): Do not
23217 set overflow if that occured only because of a sign extension
23218 change when converting from/to a sizetype with the same
23219 precision and signedness.
23221 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23224 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23225 location address to the correct place. Update copyright year.
23227 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23229 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23230 no dependences in the dependence_relations vector.
23232 2008-01-16 Jan Hubicka <jh@suse.cz>
23234 PR rtl-optimization/31396
23235 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23236 * cfg.c (dump_reg_info): Print it.
23237 * regs.h (struct reg_info_t): add freq_calls_crossed.
23238 (REG_FREQ_CALLS_CROSSED): New macro.
23239 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23240 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23241 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23242 regmove_optimize): Update call crossed frequencies.
23243 * local-alloc.c (struct qty): Add freq_calls_crossed.
23244 (alloc_qty): Copute freq_calls_crossed.
23245 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23246 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23247 * ra.h (struct allocno): Add freq_calls_crossed.
23249 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23251 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23252 libgomp when compiling with ftree-parallelize-loops.
23253 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23255 2008-01-16 Richard Guenther <rguenther@suse.de>
23257 PR tree-optimization/34769
23258 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23259 * tree.c (int_cst_value): Instead make this function more
23260 permissive in what it accepts as valid input. Document this
23261 function always sign-extends the value.
23263 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23264 Richard Guenther <rguenther@suse.de>
23267 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23268 (gimple_fold_indirect_ref_rhs): ... this.
23269 (gimple_fold_indirect_ref): New function with foldings
23270 that preserve lvalueness.
23271 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23272 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23273 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23274 to fold an INDIRECT_REF, fall back to the old use of
23275 fold_indirect_ref_1.
23277 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23279 * tree-data-ref.c (subscript_dependence_tester_1): Call
23280 free_conflict_function.
23281 (compute_self_dependence): Same.
23283 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23286 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23287 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23289 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23290 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23291 for DWARF2_UNWIND_INFO targets.
23293 2008-01-16 Richard Guenther <rguenther@suse.de>
23296 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23297 type qualifiers for function types.
23299 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23301 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23302 loop_iterator li from previous commit.
23304 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23306 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23308 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23310 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23311 (parallelize_loops): Don't parallelize irreducible components.
23313 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23316 * c-opts (c_common_post_options): Do not enable CPP
23317 flag_pedantic_errors by default.
23319 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23321 PR rtl-optimization/31944
23322 * cse.c (remove_pseudo_from_table): New function.
23323 (merge_equiv_classes): Use above function to remove pseudo-registers.
23324 (invalidate): Likewise.
23326 2008-01-13 Richard Guenther <rguenther@suse.de>
23328 PR middle-end/34601
23329 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23330 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23332 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23334 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23335 validate_change to unshare the source of the PC set.
23337 2008-01-12 Jan Hubicka <jh@suse.cz>
23339 PR middle-end/32135
23340 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23341 references above array bounds. This might trigger bounds checks for
23342 pointers to arrays.
23344 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23346 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23347 new_replaceable_dependencies.
23349 2008-01-12 Doug Kwan <dougkwan@google.com>
23351 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23352 instead of OPT_Wreturn_type in warning due to ignored return type
23354 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23355 options included in -Wextra.
23356 * c.opt: New option -Wignored_qualifiers.
23357 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23358 -Wignore_qualifiers.
23359 (-Wignored-qualifiers): Document.
23360 (-Wreturn-type): Remove description of functionality now handled
23361 by -Wignored-qualifiers.
23363 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23366 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23367 NOP_EXPR if it is between integral types with the same precision.
23369 2008-01-12 Jan Hubicka <jh@suse.cz>
23372 * invoke.texi (max-inline-recursive-depth): Fix default value.
23374 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23376 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23379 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23381 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23383 2008-01-11 James E. Wilson <wilson@specifix.com>
23386 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23388 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23390 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23391 save/restore frame pointer register and don't use 'call-prologues'
23392 optimization in function with "OS_task" attribute.
23394 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23396 PR middle-end/31309
23397 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23398 when copying to memory.
23400 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23402 PR rtl-optimization/30905
23403 * cfgcleanup.c: Include dce.h
23404 (crossjumps_occured): New global variable.
23405 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23406 If something changed, set crossjumps_occured to true.
23407 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23408 Don't add/remove fake edges to exit here...
23409 (cleanup_cfg): ...but do it here, when crossjumping.
23410 Run a fast DCE when successful crossjumps occured in the latest
23411 iteration of try_optimize_cfg.
23413 2008-01-11 Richard Guenther <rguenther@suse.de>
23415 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23416 (struct vn_unary_op_s): Likewise.
23417 (vn_reference_insert): Free old reference on hash collision.
23419 2008-01-10 Raksit Ashok <raksit@google.com>
23421 PR rtl-optimization/27971
23422 * combine.c (find_split_point): Split PLUS expressions which are
23423 inside a MEM rtx, and whose first operand is complex.
23425 2008-01-10 DJ Delorie <dj@redhat.com>
23427 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23428 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23429 (m32c_hard_regno_ok): Call the underlying function.
23431 2008-01-10 Richard Guenther <rguenther@suse.de>
23433 PR middle-end/34683
23434 * tree-cfg.c (tree_merge_blocks): Do not go through the
23435 full-blown folding and stmt updating path if we just deal
23436 with virtual operands.
23437 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23438 test for abnormal SSA_NAMEs.
23440 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23442 PR middle-end/34641
23443 * reload.c (push_reload): Add assertions. All constants from
23444 reg_equiv_constant should have been used for replacing the respective
23446 (find_reloads_address): Invoke find_reloads_address_part for
23447 constant taken from the reg_equiv_constant array.
23449 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23451 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23452 field (valnum) the first in the struct. Replace bools with
23455 2008-01-10 Richard Guenther <rguenther@suse.de>
23457 PR tree-optimization/34651
23458 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23459 types and ordering for masking and converting.
23461 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23463 PR tree-optimization/34017
23464 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23465 also for PHI_NODE expressions.
23467 2008-01-09 Jan Hubicka <jh@suse.cz>
23469 PR tree-optimization/34708
23470 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23471 based on number of case labels.
23472 (init_inline_once): Remove switch_cost.
23473 * tree-inline.h (eni_weights_d): Remove switch_cost.
23475 2008-01-09 Richard Guenther <rguenther@suse.de>
23476 Andrew Pinski <andrew_pinski@playstation.sony.com>
23478 PR middle-end/30132
23479 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23480 temporary if an rvalue is ok or an lvalue is not required.
23482 2008-01-09 Richard Guenther <rguenther@suse.de>
23484 PR middle-end/34458
23485 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
23486 adjust return type.
23488 2008-01-09 Richard Guenther <rguenther@suse.de>
23490 PR middle-end/34679
23491 * tree.c (host_integerp): Check for sizetype only if the
23492 type is an integer type.
23494 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23497 * opts.c (decode_options): Disable inlining of functions called
23498 once if not in unit-at-a-time mode.
23500 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23502 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23504 2008-01-08 Richard Guenther <rguenther@suse.de>
23506 PR middle-end/31863
23507 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23508 out early if the result will be unused.
23510 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23515 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23516 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23519 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23521 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23522 for vectorization tuned.
23524 2008-01-08 Richard Guenther <rguenther@suse.de>
23526 PR tree-optimization/34683
23527 * tree-ssa-operands.c (operand_build_cmp): Export.
23528 * tree-ssa-operands.h (operand_build_cmp): Declare.
23529 * tree-vn.c (vuses_compare): Remove.
23530 (sort_vuses): Use operand_build_cmp.
23531 (sort_vuses_heap): Likewise.
23532 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23533 to re-use old VEC if available. Do not sort already sorted VUSEs.
23534 (vdefs_to_vec): Do not sort already sorted VDEFs.
23536 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23538 PR middle-end/34694
23539 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23541 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23544 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23545 limitations of reciprocal sequences on x86 targets.
23547 2008-01-08 Richard Guenther <rguenther@suse.de>
23549 PR tree-optimization/34683
23550 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23552 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23555 * config/darwin.c (darwin_mergeable_string_section): Don't use
23556 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23558 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23561 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23562 negxf2. Macroize expander using X87MODEF mode iterator. Change
23563 predicates of op0 and op1 to register_operand.
23564 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23565 expander using X87MODEF mode iterator. Change predicates of
23566 op0 and op1 to register_operand.
23567 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23568 corresponding patterns and macroize using MODEF macro. Change
23569 predicates of op0 and op1 to register_operand and remove
23570 "m" constraint. Disparage "r" alternative with "!".
23571 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23572 macroize using X87MODEF macro. Change predicates of op0 and op1
23573 to register_operand and remove "m" constraint. Disparage "r"
23574 alternative with "!".
23575 (absneg splitter with memory operands): Remove.
23576 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23577 patterns and macroize using X87MODEF mode iterator.
23578 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23579 Change predicate of op1 to register_operand.
23580 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23581 for memory operands.
23583 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23585 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23587 2008-01-07 Richard Guenther <rguenther@suse.de>
23589 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23592 2008-01-07 Richard Guenther <rguenther@suse.de>
23594 PR tree-optimization/34683
23595 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23596 VOPs of the needed size to save memory. Use VEC_quick_push
23597 to save compile-time.
23598 (vdefs_to_vec): Likewise.
23600 2008-01-07 Sa Liu <saliu@de.ibm.com>
23602 * config/spu/spu.md (divdf3): Genetate inline code for double
23603 division. The implementation doesn't handle INF or NAN, therefore it
23604 only applies when -ffinite-math-only is given.
23606 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23609 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23610 * doc/cpp.texi ([Common Predefined Macros]): Document.
23612 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23614 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23615 order to use commutative addition instead of subtraction.
23617 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23618 Mircea Namolaru <namolaru@il.ibm.com>
23619 Vladimir Yanovsky <yanov@il.ibm.com>
23620 Revital Eres <eres@il.ibm.com>
23622 PR tree-optimization/34263
23623 * tree-outof-ssa.c (process_single_block_loop_latch,
23624 contains_tree_r): New functions.
23625 (analyze_edges_for_bb): Call process_single_block_loop_latch
23626 function to empty single-basic-block latch block if possible.
23628 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23630 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23632 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23634 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23636 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23638 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23640 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23642 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23644 PR tree-optimization/34618
23645 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23648 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23651 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23652 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23653 Update copyright year.
23655 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23656 Update copyright year.
23657 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23660 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23662 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23663 edge does not point to current bb before changing need_assert.
23665 2008-01-04 Richard Guenther <rguenther@suse.de>
23667 PR middle-end/34029
23668 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23669 for verifying purposes if they are is_gimple_min_invariant.
23671 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23673 PR tree-optimization/34448
23674 PR tree-optimization/34465
23675 * gimplify.c (gimplify_init_constructor): Add new parameter
23676 notify_temp_creation. Use it.
23677 (gimplify_modify_expr_rhs): Take volatiles into account when
23678 optimizing constructors.
23679 Do not optimize constructors if gimplify_init_constructor will dump to
23681 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23682 * gcc.c-torture/compile/pr34448.c: New.
23684 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23686 PR gcov-profile/34609
23687 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
23688 return_slot if result is TREE_ADDRESSABLE.
23690 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
23692 * config/mips/mips.md (sqrt_condition): Tweak comment.
23693 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
23695 2008-01-03 Tom Tromey <tromey@redhat.com>
23698 * c-common.c (c_type_hash): Handle VLAs.
23700 2008-01-03 Jan Hubicka <jh@suse.cz>
23702 PR tree-optimization/31081
23703 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
23704 0 when inlining and not inlining to first basic block.
23705 (remap_decl): When var is initialized to 0, don't set default_def.
23706 (expand_call_inline): Set entry_bb.
23707 * tree-inline.h (copy_body_data): Add entry_bb.
23709 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23712 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
23715 PR tree-optimization/29484
23716 * tree-inline.c (inline_forbidden_p_2): New function.
23717 (inline_forbidden_p): Disallow inlining if some static var
23718 has an address of a local LABEL_DECL in its initializer.
23719 * doc/extend.texi (Labels as Values): Document &&foo behaviour
23722 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
23724 PR tree-optimization/34635
23725 * tree-data-ref.c (add_other_self_distances): Make sure that the
23726 evolution step is constant.
23728 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23730 PR middle-end/34608
23731 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
23733 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
23735 * tree-sra.c (scalarize_init): Insert the generate_element_init
23736 statements after the generate_element_zero statements.
23738 2008-01-02 Richard Guenther <rguenther@suse.de>
23740 PR middle-end/34093
23741 PR middle-end/31976
23742 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
23743 for very large number of operands instead of ICEing.
23745 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
23748 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
23749 while stack probing.
23751 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
23753 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
23756 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
23758 PR libmudflap/26442
23759 * tree-mudflap.c (mx_register_decls): Guard warning by
23760 !DECL_ARTIFICIAL check.
23762 2008-01-01 Jakub Jelinek <jakub@redhat.com>
23764 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
23765 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
23766 sse5_perm<mode>): Fix constraints.