1 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3 * config/sparc/constraints.md: New file.
4 * config/sparc/sparc.md: Include it.
5 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
6 (sparc_extra_constraint_check): Delete.
7 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
8 (memory_ok_for_ldd): New predicate.
9 (sparc_extra_constraint_check): Delete.
10 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
11 (CONST_OK_FOR_LETTER_P): Likewise.
12 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13 (EXTRA_CONSTRAINT): Likewise.
15 2008-08-23 Steve Ellcey <sje@cup.hp.com>
17 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
19 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
21 * alias.c (find_base_value): Use FIND_BASE_TERM.
22 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
24 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
26 * config/i386/i386.c: Include cselib.h.
27 (ix86_pic_register_p): New function.
28 (ix86_delegitimize_address): Use it to check for the PIC register.
30 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
32 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
33 * config/i386/i386.c (ix86_find_base_term): Don't check for
34 SYMBOL_REF and LABEL_REF.
36 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
38 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
39 constant PLUS in a CONST.
41 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
43 *config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
44 check for sibcall support for w64.
46 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
48 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
50 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
52 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
53 parser_build_binary_op.
54 * c-decl.c (build_enumerator): Pass location to build_binary_op.
55 * c-typeck.c (build_array_ref): Same.
56 (parser_build_unary_op): New location argument.
57 (pointer_diff): Pass location to build_binary_op,
58 c_objc_common_truthvalue_conversion.
59 (build_modify_expr): Same.
60 (build_unary_op): New location argument.
61 (build_binary_op): New location argument.
62 (c_objc_common_truthvalue_conversion): Pass location to
63 c_*common_truthvalue_conversion.
64 * c-convert.c (convert): Same.
65 * c-common.c (binary_op_error): New location argument.
66 (pointer_int_sum): Pass location to build_binary_op.
67 (c_common_truthvalue_conversion): New location argument.
68 (warn_for_sign_compare): Same.
69 * c-common.h: Add location argument to c_common_truthvalue_conversion,
70 binary_op_error, build_binary_op, warn_for_sign_compare.
71 * c-parser.c (c_parser_condition): Pass location to
72 c_*common_truthvalue_conversion.
73 (c_parser_conditional_expression): Save condition's location and pass
75 (c_parser_binary_expression): Same, but for the binary operator's
77 (c_parser_omp_for_loop): Pass location to
78 c_objc_common_truthvalue_conversion.
80 2008-09-23 Martin Jambor <mjambor@suse.cz>
82 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
83 (cgraph_node_remove_callees): New temporary f. Hold the next item
85 (cgraph_node_remove_callers): Likewise.
87 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
88 (ipa_node_removal_hook): Likewise.
90 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
91 gimple_call_copy_skip_args and moved to the gimple_call section.
92 * gimple.c (gimple_copy_call_skip_args): Renamed to
93 gimple_call_copy_skip_args. Changed al users.
95 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
97 * ira-color.c (start_allocno_priorities): Rename to
98 setup_allocno_priorities. Use costs and
99 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
100 range lengths. Get rid off doubles.
101 (ira_fast_allocations): Call start_allocno_priorities.
103 2008-09-22 David Daney <ddaney@avtrex.com>
106 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
107 register if TARGET_LONG_CALLS.
109 2008-09-22 Richard Guenther <rguenther@suse.de>
111 PR tree-optimization/37145
112 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
113 value-numbering union accesses with their offset and size only.
114 (visit_reference_op_load): Fix simplification of inserted conversions.
115 * tree-ssa-pre.c (find_or_generate_expression): Do not
116 recursively generate expressions if running FRE.
118 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
120 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
121 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
122 *baddu_di<mode>): New patterns.
124 2008-09-22 Richard Guenther <rguenther@suse.de>
126 PR tree-optimization/37145
127 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
128 (phi_translate_1): Constant fold references.
130 2008-09-22 Ira Rosen <irar@il.ibm.com>
132 PR tree-optimization/37482
133 * tree-vectorizer.h (struct _slp_instance): Add new field.
134 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
135 (get_earlier_stmt): New function.
136 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
138 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
139 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
140 asserts that GSI points to the scalar statement being vectorized.
141 Set new statement location according to GSI.
142 (vect_schedule_slp_instance): Use GSI of
143 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
145 2008-09-21 Jan Hubicka <jh@suse.cz>
147 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
148 (ipcp_insert_stage): Update dead_nodes bitmap.
150 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
153 * config/i386/t-cygming (SHLIB_LC): Remove.
154 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
155 * config/i386/t-cygwin (SHLIB_LC): Specify all required
158 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
162 * final.c (mark_symbol_ref_as_used): New helper function.
163 (output_operand): Instead of just looking inside MEMs for
164 SYMBOL_REFs, use new helper function and for_each_rtx.
165 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
166 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
167 Make head comment more general.
168 * config/darwin.c (machopic_output_indirection): Handle weak
169 references here, like in assemble_external.
171 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
173 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
174 (sparc_emit_float_lib_cmp): Change return type.
175 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
176 (gen_compare_operator): New function.
177 (sparc_emit_float_lib_cmp): Return the new operator to be used in
178 the comparison sequence. Minor tweaks.
179 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
180 that the final operator and the result of sparc_emit_float_lib_cmp
181 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
182 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
183 buneq, bunge, bunle, bltgt): Assert that the final operator and the
184 result of sparc_emit_float_lib_cmp match for software TFmode.
185 (movqicc, movhicc, movsicc, movdicc): Merge into...
186 (mov<I:mode>cc): ...this.
187 (movsfcc, movdfcc, movtfcc): Merge into...
188 (mov<F:mode>cc): ...this.
189 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
191 (mov<I:mode>_cc_v9): ...this.
192 (movdi_cc_sp64_trunc): Delete.
193 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
194 movdi_cc_reg_sp64): Merge into...
195 (mov<I:mode>_cc_reg_sp64): ...this.
196 (movsf_cc_sp64): Rename into...
197 (movsf_cc_v9): ...this.
198 (movdf_cc_sp64): Rename into...
199 (movdf_cc_v9): ...this.
200 (movtf_cc_hq_sp64): Rename into...
201 (movtf_cc_hq_v9): ...this.
202 (movtf_cc_sp64): Rename into...
203 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
205 2008-09-21 Diego Novillo <dnovillo@google.com>
207 * doc/gccint.texi: Include generic.texi and gimple.texi.
209 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
210 (GIMPLE): Move to gimple.texi.
211 (Annotations): Remove references to to stmt_ann_t and
213 (SSA Operands): Rename from 'Statement Operands'.
214 * doc/generic.texi: New.
215 * doc/gimple.texi: New.
216 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
218 * Makefile.in (TEXI_GCCINT_FILES):
219 * gimple.c (gimple_copy_call_skip_args): Rename from
220 giple_copy_call_skip_args. Update all users.
221 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
223 2008-09-21 Ira Rosen <irar@il.ibm.com>
225 PR tree-optimization/37539
226 * tree-vect-transform.c (vect_transform_strided_load): Save vector
227 statement in related statement field only for the first load of the
228 group of loads with the same data reference.
230 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
232 * config/mips/mips.h (TUNE_OCTEON): New macro.
233 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
234 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
235 * config/mips/octeon.md: New file.
236 * config/mips/mips.md: Include octeon.md. Restore
237 semi-alphabetical order of include files.
239 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
242 * config/i386/i386.md (*jcc_fused_1): Removed.
243 (*jcc_fused_2): Likewise.
244 (*jcc_fused_3): Likewise.
245 (*jcc_fused_4): Likewise.
247 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
249 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
250 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
251 * target.h (gcc_target): Add ira_cover_classes.
252 * ira.c: Remove IRA_COVER_CLASSES guards.
253 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
254 instead of IRA_COVER_CLASSES.
255 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
256 (setup_class_translate): Likewise.
257 (setup_reg_class_intersect_union): Likewise.
258 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
259 test of targetm.ira_cover_classes.
260 * opts.c (decode_options): Use targetm.ira_cover_classes instead
261 of IRA_COVER_CLASSES.
262 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
263 (TARGET_INITIALIZER): Include it.
264 * targhooks.h (default_ira_cover_classes): Declare.
265 * targhooks.c (default_ira_cover_classes): New function.
267 2008-09-19 Bob Wilson <bob.wilson@acm.org>
269 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
271 2008-09-19 Ian Lance Taylor <iant@google.com>
273 * varasm.c (narrowing_initializer_constant_valid_p): Return
274 NULL_TREE if ENDTYPE is not an integer.
276 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
279 * tree-ssa.c (execute_update_addresses_taken): Also update
280 DECL_GIMPLE_REG_P for vector and complex types.
282 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
283 Jan Hubicka <jh@suse.cz>
286 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
287 empty before freeing them.
288 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
290 2008-09-18 Bob Wilson <bob.wilson@acm.org>
292 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
293 * config/xtensa/predicates.md (tls_symbol_operand): New.
294 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
295 (TARGET_CANNOT_FORCE_MEM): Define.
296 (xtensa_tls_symbol_p): New.
297 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
298 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
299 (xtensa_tls_module_base): New.
300 (xtensa_call_tls_desc): New.
301 (xtensa_legitimize_tls_address): New.
302 (xtensa_legitimize_address): Handle TLS symbols.
303 (xtensa_tls_referenced_p_1): New.
304 (xtensa_tls_referenced_p): New.
305 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
306 (XTENSA_BUILTIN_THREAD_POINTER): New.
307 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
308 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
309 Add declarations for __builtin_thread_pointer and
310 __builtin_set_thread_pointer.
311 (xtensa_fold_builtin): Recognize new builtins.
312 (xtensa_expand_builtin): Expand new builtins.
313 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
314 (TARGET_THREADPTR): Define.
315 (HAVE_AS_TLS): Define default value.
316 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
317 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
318 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
319 (UNSPECV_SET_TP): New.
320 (sym_TPOFF, sym_DTPOFF): New.
321 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
322 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
323 * configure: Regenerated.
325 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
328 * config/ia64/ia64.c (ia64_optimization_options): Move
329 checking and setting flag_schedule_insns_after_reload and
330 ia64_flag_schedule_insns2 back to ...
331 (ia64_override_options): Here.
333 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
336 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
337 zero extend count after the correction to it is done.
338 (doloop_optimize): Update call to doloop_modify, don't zero extend
341 2008-09-18 Martin Jambor <mjambor@suse.cz>
343 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
345 * ipa-prop.c: Correct comments.
346 * ipa-prop.h: Likewise.
348 2008-09-18 Jan Hubicka <jh@suse.cz>
351 * ipa-reference.c (ipa_reference_local_vars_info_d,
352 ipa_reference_global_vars_info_d,
353 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
354 ipa_reference_vars_info_t): Move here from ipa-reference.h
355 (node_duplication_hook_holder, node_removal_hook_holder): New.
356 (get_reference_vars_info_from_cgraph): Rename to ...
357 (get_reference_vars_info): ... this one, use cgraph uids.
358 (get_local_reference_vars_info, get_global_reference_vars_info):
359 Use cgraph instead of decl.
360 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
361 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
362 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
364 (check_call): Simplify avail check.
365 (scan_stmt_for_static_refs): Update.
366 (propagate_bits): Update.
367 (merge_callee_local_info): Remove.
368 (init_function_info): Use cgraph nodes.
369 (clean_function_local_data): Break out from ...
370 (clean_function): ... here.
371 (copy_local_bitmap, copy_global_bitmap): New functions.
372 (duplicate_node_data, remove_node_data): New functions.
373 (generate_summary): Register hooks; use visibility instead of
375 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
376 * ipa-reference.h (ipa_reference_local_vars_info_d,
377 ipa_reference_global_vars_info_d,
378 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
379 ipa_reference_vars_info_t): Move to ipa-reference.c
380 (ipa_reference_get_read_local, ipa_reference_get_written_local):
382 (ipa_reference_get_read_global, ipa_reference_get_written_global,
383 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
385 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
386 (init_state): Remove.
387 (node_duplication_hook_holder, node_removal_hook_holder): New.
388 (get_function_state, set_function_state): Use VECtor.
389 (analyze_function): Check body availability.
390 (add_new_function): Likewise.
391 (duplicate_node_data, remove_node_data): New.
392 (generate_summary): Register hooks; do not care about clones.
393 (propafate): Do not care about clones; recursive functions are not looping.
394 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
395 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
396 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
398 * tree-flow.h (function_ann_d): Remove reference_vars_info.
399 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
400 ipa-reference accesors.
402 2008-09-18 Simon Baldwin <simonb@google.com>
404 * c-opts.c (c_common_handle_option): Add handling for
405 -Wbuiltin-macro-redefined command line option.
406 * c.opt: Added builtin-macro-redefined option.
407 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
410 2008-09-18 Richard Guenther <rguenther@suse.de>
412 PR tree-optimization/37258
413 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
414 and signedness for integral types.
415 (vn_phi_eq): Require compatible types.
417 2008-09-18 Jakub Jelinek <jakub@redhat.com>
420 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
421 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
423 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
424 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
425 ggc_free other TREE_LIST nodes from that chain.
426 * function.c (instantiate_decls): Instantiate also DECL_RTL
427 of vars in cfun->local_decls, free that list afterwards.
429 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
431 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
432 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
434 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
436 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
437 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
439 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
441 PR tree-optimization/37102
442 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
443 from a node. Check to see if another PHI is dead.
444 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
445 remove real PHIs which have no uses.
446 (rewrite_out_of_ssa): Call eliminate_useless_phis.
448 2008-09-18 Richard Guenther <rguenther@suse.de>
451 * tree-cfg.c (remove_useless_stmts_1): Remove
452 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
454 2008-09-18 Nick Clifton <nickc@redhat.com>
456 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
457 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
458 to frv_secondary_reload_class.
459 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
460 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
461 (frv_secondary_reload_class): Omit unused parameter.
462 (frv_secondary_reload): New function. Handle the case when
463 secondary_reload_class() is called before the reload_(in|out)
464 _optabs have been initialised.
465 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
467 * config/frv/frv.md: Define an exclusion set between fr550_m0
470 2008-09-18 Richard Guenther <rguenther@suse.de>
472 PR tree-optimization/37456
473 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
474 want to insert after ends a BB insert on the single fallthru
477 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
479 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
480 Mention -march=z9-109, z9-ec and z10.
482 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
484 PR rtl-optimization/37544
485 * regrename.c (maybe_mode_change): Exit early when copy_mode
486 is narrower than orig_mode and narrower than new_mode.
488 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
491 * sched-int.h (struct _haifa_insn_data): Remove unused field
494 * sched-rgn.c (ref_counts): Remove.
495 (insn_referenced): New static variable.
496 (INSN_REF_COUNT): Remove.
497 (sched_run_compute_dependencies): Use insn_referenced instead of
499 (add_branch_dependences): Likewise. Delete dead assignment.
501 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
503 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
504 consumer is an asm. Add comment why this is important.
505 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
506 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
509 2008-09-17 Joseph Myers <joseph@codesourcery.com>
511 * expr.c (emit_group_store): Do not shift before moving via a
514 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
516 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
517 from aggregate to non-aggregate type if the bit pattern is not fully
518 preserved afterwards.
520 2008-09-17 Richard Guenther <rguenther@suse.de>
522 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
523 (verify_gimple_assign): ... this. Split into ...
524 (verify_gimple_assign_unary): ... this,
525 (verify_gimple_assign_binary): ... that,
526 (verify_gimple_assign_single): ... and this.
527 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
528 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
529 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
530 (verify_types_in_gimple_reference): Be forgiving with
532 (verify_gimple_phi): Deal with virtual operands.
534 * tree.def (PREDICT_EXPR): Change to tcc_expression.
536 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
538 * tree.c (get_callee_fndecl): Don't call the language hook.
539 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
540 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
541 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
543 2008-09-17 Jakub Jelinek <jakub@redhat.com>
545 * tree.c (protected_set_expr_location): Don't unnecessarily
546 check for error_mark_node.
548 2008-09-17 Art Haas <ahaas@impactweather.com>
550 * ipa-reference.c (analyze_function): Declare step only if
551 ENABLE_CHECKING is defined.
553 2008-09-17 Jan Hubicka <jh@suse.cz>
556 * tree.h (DECL_INLINE): remove.
557 (DECL_DECLARED_INLINE_P): Update docs.
558 (DECL_NO_INLINE_WARNING_P): new.
559 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
560 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
562 2008-09-17 Jakub Jelinek <jakub@redhat.com>
563 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
566 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
569 2008-09-17 Jan Hubicka <jh@suse.cz>
571 * ipa-reference.c (ipa_obstack): Remove.
572 (local_info_obstack, global_info_obstack): New.
573 (add_static_var): We now handle variables only.
574 (mark_address_taken, mark_load, mark_store): New functions based on ...
575 (check_operand): ... remove.
576 (get_asm_stmt_operands): Rename to ...
577 (check_asm_memory_clobber): ... this. Look only for memory clobber.
578 (scan_stmt_for_static_refs): Rewrite.
579 (scan_op_for_static_refs): Rename to ...
580 (scan_initializer_for_static_refs): do not look for VAR_DECL
581 initializers; stop recursion on types and decls.
582 (ipa_init): Use proper obstacks.
583 (analyze_variable): Use scan_initializer_for_static_refs.
584 (init_function_info): Use local obstack.
585 (analyze_function): Simplify.
586 (add_new_function): We don't need visited_nodes obstack.
587 (generate_summary): Use proper obstacks; cleanup after propagation.
589 2008-09-17 Richard Guenther <rguenther@suse.de>
592 PR tree-optimization/37491
593 * alias.c (get_alias_set): Use the canonical type.
594 * tree-vect-transform.c (vectorizable_store): Use the type of
595 the lhs for the vector type. Adjust checking.
596 (vectorizable_load): Adjust checking.
598 2008-09-16 Jakub Jelinek <jakub@redhat.com>
599 Adam Nemet <anemet@caviumnetworks.com>
601 PR rtl-optimization/37483
602 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
603 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
604 Rearrange code to better match the original comment. Check
605 t_unconditional first. Improve comment.
607 2008-09-16 Jakub Jelinek <jakub@redhat.com>
610 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
611 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
614 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
615 GIMPLE_TRY if cleanup sequence is empty.
617 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
620 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
621 eliminate IV if the cost are the same.
623 2008-09-16 Richard Guenther <rguenther@suse.de>
626 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
629 2008-09-16 Richard Guenther <rguenther@suse.de>
631 PR tree-optimization/37508
632 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
634 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
636 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
638 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
640 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
641 use gen_floatdidf2 directly.
642 (floatunssidf2): Likewise.
643 (floatsidf_ppc64_mfpgpr): Remove.
644 (floatsidf_ppc64): Remove.
645 (floatunssidf_ppc64): Remove.
647 2008-09-15 Jakub Jelinek <jakub@redhat.com>
649 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
650 rather than update_cost_queue.
652 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
653 in every call starting with the second one, instead of only when
654 alias_bitmap_obstack.elements != NULL.
656 * tree-predcom.c (filter_suitable_components): Free all refs in
657 act->refs vector before calling release_component.
658 (add_ref_to_chain): Free ref if not adding it to chain->refs.
660 * tree-data-ref.c (free_subscripts): Free all subscript objects.
662 * tree-loop-linear.c (linear_transform_loops): Initialize
663 lambda_obstack only after calling perfect_loop_nest_depth.
664 Goto free_and_continue instead of just continue for later failures.
667 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
670 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
672 2008-09-14 Andreas Schwab <schwab@suse.de>
674 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
676 2008-09-14 Jan Hubicka <jh@suse.cz>
678 * invoke.texi (-fconserve-stack): Document.
679 * opts.c (decode_options): Handle conserve_stack.
680 * common.opt (fconvserve_stack): New.
682 2008-09-14 David Edelsohn <edelsohn@gnu.org>
684 * config.host: Add x-aix to host_xmake_file.
685 * config/rs6000/t-aix52: Do not override LDFLAGS.
686 * config/rs6000/x-aix: New file.
688 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
694 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
695 is not recognized as a valid register usage. Allow REG_X to be used
697 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
698 forces a reload when using a base register.
700 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
702 * config/i386/cygming-crtend.c (register_frame_ctor): If
703 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
704 directly with atexit.
705 (deregister_frame_ctor): Rename to ...
706 (deregister_frame_dtor): Use to call __gcc_deregister_frame
707 if !DEFAULT_USE_CXA_ATEXIT.
709 2008-09-13 Jan Hubicka <jh@suse.cz>
711 * cgraph.c: Include value-prof.h
712 * Makefile.in (cgraph.o): Add value-prof.h dependency.
714 2008-09-13 Jan Hubicka <jh@suse.cz>
717 * tree-profile.c (add_abnormal_goto_call_edges): New function.
718 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
719 tree_gen_one_value_profiler, tree_gen_average_profiler,
720 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
722 2008-09-13 Jan Hubicka <jh@suse.cz>
724 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
725 too many bytes on misalligned blocks.
727 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
729 * doc/cfg.texi: Fix some typos.
730 * doc/extend.texi: Likewise.
731 * doc/install.texi: Likewise.
732 * doc/invoke.texi: Likewise.
733 * doc/rtl.texi: Likewise.
734 * doc/tree-ssa.texi: Likewise.
736 2008-09-13 Richard Guenther <rguenther@suse.de>
739 * tree-nested.c (finalize_nesting_tree_1): Generate valid
740 gimple stores for memory rhs.
742 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
744 PR rtl-optimization/37489
745 * cse.c (fold_rtx): Don't return const_true_rtx for float
746 compare if FLOAT_STORE_FLAG_VALUE is undefined.
748 2008-09-13 Jan Hubicka <jh@suse.cz>
750 PR tree-optimization/37392
751 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
753 2008-09-13 Martin Jambor <mjambor@suse.cz>
754 Jan Hubicka <jh@suse.cz>
756 * cgraph.c (free_edges): New variable.
757 (NEXT_FREE_EDGE): New macro.
758 (cgraph_free_edge): New function.
759 (cgraph_remove_edge): Call cgraph_remove_edge_1.
760 (cgraph_node_remove_callees): Likewise.
761 (cgraph_node_remove_callers): Likewise.
762 (cgraph_create_edge): Reuse edges from the free list. Do not
763 update uid if doing so.
764 (cgraph_remove_*_hook): Add free call.
766 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
768 * ira-color.c (conflict_allocno_vec): Delete.
769 (update_cost_queue_elem): New structure.
770 (update_cost_queue): New variable.
771 (update_cost_queue_tail): Likewise.
772 (update_cost_queue_elems): Likewise.
773 (allocno_update_cost_check): Delete.
774 (initiate_cost_update): Allocate update_cost_queue_elems
775 instead of allocno_update_cost_check.
776 (finish_cost_update): Update the free()s accordingly.
777 (start_update_cost): New function.
778 (queue_update_cost): Likewise.
779 (get_next_update_cost): Likewise.
780 (update_copy_costs_1): Inline into...
781 (update_copy_costs): ...here. Use a queue instead of recursive calls.
782 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
783 once we've established they are equal. Don't allocate update
784 costs if there is nothing to add to them.
785 (update_conflict_hard_regno_costs): Remove ALLOCNO and
786 DIVISOR arguments. Use a queue instead of recursive calls;
787 process all the allocnos in the initial queue, rather than
789 (assign_hard_reg): Use queue_update_cost instead of
790 conflict_allocno_vec. Queue coalesced allocnos instead
791 of calling update_conflict_hard_regno_costs for each one.
792 Just call update_conflict_hard_regno_costs once for the
794 (ira_color): Remove conflict_allocno_vec handling.
796 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
798 PR tree-optimization/37484
799 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
800 (save_var_name): Same.
801 (initialize_cloog_names): Same.
802 (initialize_cloog_names): Same.
804 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
806 * tree-scalar-evolution.c (set_instantiated_value): Set
809 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
813 * ira-build.c (common_loop_tree_node_dominator): Remove.
814 (copy_live_ranges_to_removed_store_destinations): New function.
815 (regno_top_level_allocno_map): Move to top level from ...
816 (ira_flattening): ... here. Use
817 copy_live_ranges_to_removed_store_destinations.
819 * ira-emit.c (generate_edge_moves): Fix a comment.
821 2008-09-12 Anatoly Sokolov <aesok@post.ru>
824 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
825 scratch register after 'set' pattern.
827 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
829 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
830 information passed to mark_reg_pointer.
831 * explow.c (force_reg): Likewise.
833 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
835 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
836 when building for the celledp architecture.
838 2008-09-12 Richard Guenther <rguenther@suse.de>
840 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
842 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
844 PR rtl-optimization/37424
845 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
846 the regnos instead of the addresses.
848 2008-09-11 Janis Johnson <janis187@us.ibm.com>
850 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
852 2008-09-11 Richard Guenther <rguenther@suse.de>
854 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
855 entering the weaker equivalence recording.
857 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
859 2008-09-11 Jeff Law <law@redhat.com>
861 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
862 by assign_stack_local on the IRA path for stack slot sharing
863 as well as the non-IRA path.
865 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
867 * config/i386/i386.h: Fix whitespace issues.
869 2008-09-11 Martin Jambor <mjambor@suse.cz>
871 * ipa-prop.h (struct ipa_param_flags): Removed.
872 (struct ipa_param_descriptor): New structure.
873 (struct ipa_node_params): ipcp_lattices, param_decls and
874 param_flags moved to ipa_param_description.
875 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
876 descriptors. Renamed all users.
877 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
878 changed to access descriptors. Renamed all users.
879 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
880 to access descriptors. Renamed all users.
881 * ipa-cp.c (ipcp_init_cloned_node): Call
882 ipa_initialize_node_params instead of ipa_count_formal_params and
883 ipa_create_param_decls_array.
884 (ipcp_analyze_node): Likewise.
885 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
886 descriptors. Renamed all users.
887 (ipcp_initialize_node_lattices): Remove allocation.
888 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
889 ipa_initialize_node_params instead of ipa_count_formal_params and
890 ipa_create_param_decls_array.
891 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
892 ipa_populate_param_decls, made static, added parameter info,
893 renamed mt to node, removed allocation, changed to use
895 (ipa_count_formal_params): Made static, added parameter info,
897 (ipa_initialize_node_params): New function.
898 (ipa_check_stmt_modifications): Changed to use descriptors.
899 (ipa_detect_param_modifications): Removed allocation, changed to
901 (ipa_note_param_call): Changed to use descriptors.
902 (ipa_analyze_params_uses): Removed allocation.
903 (ipa_free_node_params_substructures): Changed to use descriptors.
904 (ipa_edge_duplication_hook): Use the unused attribute.
905 (ipa_node_duplication_hook): Use the unused attribute, changed to
906 use descriptors, changed to duplicate descriptors.
908 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
909 changed all callers. Call ipa_propagate_indirect_call_infos if doing
910 indirect inlining. Made static.
911 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
912 functions called only once.
913 (cgraph_decide_recursive_inlining): Don't call
914 ipa_propagate_indirect_call_infos, pass new_edges to
915 cgraph_mark_inline_edge instead.
916 (cgraph_decide_inlining_of_small_functions): Don't call
917 ipa_propagate_indirect_call_infos, pass new_edges to
918 cgraph_mark_inline_edge instead.
919 (cgraph_decide_inlining): Don't call
920 ipa_propagate_indirect_call_infos.
921 * ipa-prop.c: Check that vectors are allocated.
923 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
924 iff a new cgraph edges have been created.
925 (cgraph_decide_inlining): New variable redo_always_inline.
926 Flattening and always_inlining loop until callgraph stabilizes.
927 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
928 true iff new cgraph edges have been created.
929 (propagate_info_to_inlined_callees): Likewise.
930 (ipa_propagate_indirect_call_infos): Likewise.
932 2008-09-11 Richard Guenther <rguenther@suse.de>
934 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
935 (set_prologue_iterations): Likewise.
936 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
938 (vect_update_init_of_dr): Likewise.
939 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
941 * fold-const.c (fold_unary): Do not generate calculations
944 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
946 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
947 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
948 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
950 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
952 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
953 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
954 before finalizing the changes.
955 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
957 (simplify_truth_ops_using_ranges): New.
958 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
959 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
960 whether a simplification was made.
961 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
962 use a switch statement and also call simplify_truth_ops_using_ranges.
964 2008-09-11 Jan Hubicka <jh@suse.cz>
966 * ggc-common.c (loc_array): Make static.
967 * dce.c (rest_of_handle_ud_dce): Free worklist.
969 2008-09-11 Jan Hubicka <jh@suse.cz>
971 * cgraph.c (cgraph_release_function_body): Plug memory leak on
972 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
973 function so we are sure we do not dangle it forever.
974 * function.c (outer_function_chain, find_function_data): Remove.
975 (function_context_stack): New.
976 (push_function_context, pop_function_context): Update.
977 * function.h (struct function): Remove pointer outer.
978 (outer_function_chain, find_function_data): Remove.
979 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
981 2008-09-11 Jan Hubicka <jh@suse.cz>
984 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
986 2008-09-11 Jan Hubicka <jh@suse.cz>
988 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
990 2008-09-11 Jan Hubicka <jh@suse.cz>
992 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
993 (free_var_map_entry): New function.
994 (redirect_edge_var_map_destroy): Use it.
996 2008-09-11 Jan Hubicka <jh@suse.cz>
999 * tree-inline.c (add_lexical_block): Replace with ...
1000 (prepend_lexical_block): ... prepend at begginig.
1001 (remap_blocks): Use it and reverse later.
1002 (expand_call_inline): Use prepend_lexical_block.
1004 2008-09-11 Jan Hubicka <jh@suse.cz>
1006 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1008 2008-09-11 Jan Hubicka <jh@suse.cz>
1010 * function.c (free_after_compilation): Call insn_locators_free.
1011 * cfglayout.c (insn_locators_free): New function.
1012 * rtl.h (insn_locators_free): Declare.
1014 2008-09-11 Jan Hubicka <jh@suse.cz>
1016 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1018 (cond_move_process_if_block): Update call.
1020 2008-09-11 Jan Hubicka <jh@suse.cz>
1022 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1023 * vec.c: Include hashtab.h
1024 (vec_descriptor, ptr_hash_entry): New structures.
1025 (vec_desc_hash, vec_ptr_map): New static variables.
1026 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1027 register_overhead, free_overhead, vec_heap_free): New functions.
1028 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1029 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1030 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1033 2008-09-11 Ira Rosen <irar@il.ibm.com>
1035 PR tree-optimization/37474
1036 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1037 length of load permutation.
1039 2008-09-11 Andreas Schwab <schwab@suse.de>
1041 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1043 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1046 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1047 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1048 simplify_gen_subreg.
1050 2008-09-11 Ira Rosen <irar@il.ibm.com>
1052 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1055 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1058 * gimplify.c (gimplify_body): Call default_rtl_profile.
1061 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1062 instead of tok->val.node if not expanding to something else. Handle
1063 intervening CPP_PADDING tokens.
1064 (altivec_categorize_keyword): Remove unneeded comparisons.
1066 2008-09-10 Richard Guenther <rguenther@suse.de>
1068 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1070 2008-09-10 Richard Guenther <rguenther@suse.de>
1073 * tree-inline.c (insert_init_stmt): Make sure to not
1074 insert invalid gimple stores.
1076 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1078 PR tree-optimization/37388
1079 * toplev.c (process_options): Fail and warn when graphite
1080 flags are used, but the compiler has not been configured
1081 with graphite libraries.
1082 * graphite.c (graphite_transform_loops): Remove printfs
1083 to dump_file for the case when graphite is not available.
1085 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1088 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1089 the even element into register.
1090 (ix86_expand_vector_init_general): Don't use
1091 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1092 if we can't move from GPR to SSE register directly.
1094 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1096 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1097 not lose track of the number of NOPs needed. Number of NOPs needed
1098 for sync vs. loads workaround was switched; corrected. Run second
1099 pass for all workarounds. No NOPs needed after call insns. Change
1100 second pass to use find_next_insn_start and find_load helpers in order
1101 to properly detect parallel insns.
1102 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1104 2008-09-10 Jan Hubicka <jh@suse.cz>
1106 * value-prof.c (gimple_ic): Fix tuplification bug.
1107 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1110 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1112 PR tree-optimization/37353
1113 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1114 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1115 calls instead of cond_dead_built_in_calls.
1116 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1117 initalize the vector only before adding first entry. Use VEC_safe_push
1118 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1119 shrink_wrap_conditional_dead_built_in_calls call.
1121 2008-09-10 Ira Rosen <irar@il.ibm.com>
1123 PR tree-optimization/37385
1124 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
1125 and use it as a vector type if not NULL.
1126 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1128 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
1130 (vectorizable_load): Likewise.
1132 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1134 * config/i386/i386.md (SWI32): New mode iterator.
1135 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1138 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1140 PR rtl-optimization/37435
1141 * caller-save.c (insert_restore, insert_save): Check the mode by
1144 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1147 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1149 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1152 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1154 * doc/invoke.texi (ARM Options): Correct errors in discussion
1155 of -mfloat-abi, -mhard-float, and -msoft-float.
1157 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1158 Jan Hubicka <jh@suse.cz>
1161 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1162 calling gimple_regimplify_operands on it. Iterate over all newly
1163 added statements, not just the last one.
1164 (insert_init_stmt): Insert stmt into seq first, then call
1165 gimple_regimplify_operands on it. Don't create new gimplification
1166 context, nor find referenced vars.
1168 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1171 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1172 to pointer to vector pointer.
1173 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1174 propagate_info_to_inlined_callees): Likewise.
1175 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1176 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1177 ipa_check_create_edge_args.
1178 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
1179 to pointer to vector pointer.
1180 (cgraph_decide_inlining_of_small_function): Adjust
1181 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1185 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1186 optimizing for size, not speed.
1188 PR rtl-optimization/37408
1189 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1190 if parm is promoted.
1192 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1194 PR tree-optimization/37375
1195 * tree-scalar-evolution.c (scev_info_str): Add field
1197 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1198 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1199 set_instantiated_value): Pass instantiated_below.
1200 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1202 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1203 the definitions are not instantiated.
1205 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1206 (block_before_loop): New.
1207 * tree-data-ref.c (dr_analyze_indices): Update uses of
1209 * graphite.c (block_before_scop): New.
1210 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1211 basic block, not a loop for determining the parameters.
1212 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1214 (idx_record_params, find_params_in_bb, find_scop_parameters,
1215 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1216 to instantiate_scev.
1218 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1220 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1224 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1226 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1227 Check zero freq and increase if necessary.
1229 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1231 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1232 regno is in the right range. Add comments.
1234 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1236 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1238 * mips-tfile.c (copy_object): Cast alloca result to int *.
1239 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1241 Rename class to sclass.
1242 (read_tfile): Cast read_seek return values to proper types.
1243 Cast xcalloc return value to proper type.
1245 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1247 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1248 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1249 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1251 2008-09-09 Jan Hubicka <jh@suse.cz>
1253 * profile.c (is_edge_inconsistent): Add debug output; ignore
1254 negative count on fake edges.
1255 (is_inconsistent): Add debug output.
1257 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1259 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1261 (choose_ready): When first insn is chosen from the ready list, also
1264 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1266 PR rtl-optimization/37360
1267 * haifa-sched.c (max_issue): Do not assert that we never issue more
1268 insns than issue_rate. Add comment.
1270 2008-09-09 Richard Guenther <rguenther@suse.de>
1272 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1273 (verify_types_in_gimple_call): Rename to ...
1274 (verify_gimple_call): ... this. Enhance.
1275 (verify_types_in_gimple_cond): Remove.
1276 (verify_gimple_comparison): New function ...
1277 (verify_types_in_gimple_assign): ... split out from here.
1278 (verify_types_in_gimple_return): Rename to ...
1279 (verify_gimple_return): ... this. Enhance.
1280 (verify_types_in_gimple_switch): Rename to ...
1281 (verify_gimple_switch): ... this. Enhance.
1282 (verify_gimple_goto): New function.
1283 (verify_types_in_gimple_phi): Rename to ...
1284 (verify_gimple_phi): ... this. Enhance.
1285 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1286 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1287 (verify_types_in_gimple_seq_2): Remove cases handled in
1288 verify_types_in_gimple_stmt.
1290 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1292 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1293 (push_multiple_operation, pop_multiple_operation): Set it.
1294 (workaround_rts_anomaly): New function.
1295 (workaround_speculation): New function, broken out of bfin_reorg.
1296 (bfin_reorg): Call the new functions.
1298 2008-09-09 Richard Guenther <rguenther@suse.de>
1302 * gimplify.c (gimplify_conversion): Change conversions of
1303 non-register type to VIEW_CONVERT_EXPRs.
1304 (gimplify_addr_expr): If we need to make the operand
1305 addressable make sure to use a properly initialized
1306 temporary for that so it gets a valid gimple store.
1308 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1310 * function.h (struct function): Add function_start_locus.
1311 * cfgexpand.c (gimple_expand_cfg): Use it.
1312 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1314 2008-09-09 Richard Guenther <rguenther@suse.de>
1316 PR tree-optimization/37433
1317 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1320 2008-09-09 Richard Guenther <rguenther@suse.de>
1322 PR tree-optimization/37387
1323 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1324 and bits to a common type.
1326 2008-09-09 Nick Clifton <nickc@redhat.com>
1328 * config/v850/v850.md (return): Restore frame size restriction.
1330 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1332 * c-common.c (c_expand_decl): Remove.
1333 * c-common.h (anon_aggr_type_p): Remove prototype.
1334 (DECL_ANON_UNION_ELEMS): Remove.
1335 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1336 * c-decl.c (anon_aggr_type_p): Remove.
1337 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1338 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1339 * langhooks.h (struct lang_hooks): Remove expand_decl.
1340 * langhooks.c (lhd_expand_decl): Remove.
1341 * stmt.c (expand_anon_union_decl): Remove.
1342 * tree.h (expand_anon_union_decl): Remove prototype.
1344 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1347 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1349 * config/avr/avr.md (QISI) : Define mode iterator.
1350 (negated_tst<mode>) : Redefine as split using mode macro.
1351 (reversed_tstqi): Define insn as reversed compare with zero.
1352 (reversed_tsthi): Ditto.
1353 (reversed_tstsi): Ditto.
1355 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1358 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1359 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1362 * predict.c (optimize_function_for_size_p): Don't segfault if
1364 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1365 tree_swap_operands_p): Don't test cfun != NULL before calling
1366 optimize_function_for_s*_p.
1368 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1370 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1373 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1375 * crx/crx.h (IRA_COVER_CLASSES): Define.
1377 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1380 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1381 even when a stmt has been gimple_modified_p, but after fold_stmt is
1382 not any longer. Remove unneeded may_have_exposed_new_symbols
1385 2008-09-08 Richard Guenther <rguenther@suse.de>
1387 PR tree-optimization/37421
1388 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1391 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1394 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1396 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1399 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1400 * pa-hpux10.h (LINK_SPEC): Likewise.
1401 * pa-hpux11.h (LINK_SPEC): Likewise.
1403 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1405 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1406 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1408 2008-09-07 Helge Deller <deller@gmx.de>
1410 * pa/linux-atomic.c: New file.
1411 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1412 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1414 2008-09-07 Richard Guenther <rguenther@suse.de>
1415 Ira Rosen <irar@il.ibm.com>
1417 PR tree-optimization/36630
1418 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1419 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1421 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1422 Ira Rosen <irar@il.ibm.com>
1424 PR tree-optimization/35642
1425 * config/rs6000/altivec.md (mulv8hi3): Implement.
1427 2008-09-06 Jeff Law <law@redhat.com>
1429 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1431 2008-09-06 Jan Hubicka <jh@suse.cz>
1433 PR tree-optimization/14703
1434 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1436 * passes.c (init_optimization_passes): Recompute inline parameters.
1438 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1440 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1443 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1444 Peter Fuerst <post@pfrst.de>
1446 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1447 * doc/extend.texi: Document __builtin_mips_cache.
1448 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1449 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1450 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1451 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1452 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1453 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1454 (set_push_mips_isas): New variable.
1455 (mips_r10k_cache_barrier): New variable.
1456 (cache): New availability predicate.
1457 (mips_builtins): Add an entry for __builtin_mips_cache.
1458 (mips_build_cvpointer_type): New function.
1459 (MIPS_ATYPE_CVPOINTER): New macro.
1460 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1462 (r10k_simplified_address_p, r10k_simplify_address)
1463 (r10k_uncached_address_p, r10k_safe_address_p)
1464 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1465 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1466 (r10k_insert_cache_barriers): New functions.
1467 (mips_reorg_process_insns): Delete cache barriers after a
1468 branch-likely instruction.
1469 (mips_reorg): Call r10k_insert_cache_barriers.
1470 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1471 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1472 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1473 (mips_cache, r10k_cache_barrier): New define_insns.
1475 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1477 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1478 * ira-color.c (setup_allocno_left_conflicts_num): Use
1479 hard_reg_set_equal_p instead of a comparison with
1480 ira_zero_hard_reg_set.
1481 * ira.c (setup_reg_subclasses): Likewise.
1482 (setup_cover_and_important_classes): Likewise.
1483 (setup_class_translate): Likewise.
1484 (setup_reg_class_intersect_union): Likewise.
1485 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1486 (ira_init_once): Don't initialize them.
1488 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1490 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1492 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1494 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1496 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1498 Improved branch hints, safe hints, and scheduling.
1500 * haifa-sched.c (sched_emit_insn) : Define.
1501 * sched-int.h (sched_emit_insn) : Add prototype.
1502 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1503 -mhint-max-distance -msafe-hints) : Document.
1504 * config/spu/spu.c (spu_flag_var_tracking): New.
1505 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1506 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1507 TARGET_ASM_FILE_START): Define.
1508 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1509 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1510 (spu_emit_branch_hint): Add blocks argument.
1511 (insert_branch_hints, insert_nops): Remove.
1512 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1513 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1514 spu_sched_reorder, asm_file_start): New functions.
1515 (clock_var, spu_sched_length, pipe0_clock,
1516 pipe1_clock, prev_clock_var, prev_priority,
1517 spu_ls_first, prev_ls_clock): New static variables.
1518 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1519 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1520 (nopn_nv): Add a non-volatile version of nop.
1521 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1522 -mhint-max-distance, -msafe-hints): New options.
1524 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1525 Samuel Tardieu <sam@rfc1149.net>
1527 * opts.c (decode_options): Combine nested if statements.
1530 * opts.c (decode_options): Handle more relationships among
1531 unit-at-a-time, toplevel-reorder, and section-anchors.
1533 2008-09-05 David Daney <ddaney@avtrex.com>
1535 * doc/install.texi (--enable-reduced-reflection): Document new option.
1537 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1539 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1541 (constantpool_operand): New.
1542 (move_operand): Disallow sub-word modes for the constant pool.
1543 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1544 (xtensa_secondary_reload_class): Replace with....
1545 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1546 Set icode for sub-word reloads from the constant pool.
1547 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1548 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1549 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1550 * config/xtensa/xtensa-protos.h: Update prototypes.
1552 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1554 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1555 (REG_CLASS_NAMES): Update.
1556 (REG_CLASS_CONTENTS): Update.
1557 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1558 of ALL_REGS for regs 77 and 78.
1559 * function.c (instantiate_virtual_regs_in_insn): Assert that
1560 return value of simplify_gen_subreg is not NULL.
1562 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1564 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1565 (gen_rtvec_v): Fix coding standards.
1567 2008-09-04 Jan Hubicka <jh@suse.cz>
1569 * i386.c (decide_alg): Be more conservative about optimizing for size.
1571 2008-09-04 Ian Lance Taylor <iant@google.com>
1573 * varasm.c (narrowing_initializer_constant_valid_p): New
1575 (initializer_constant_valid_p): Call it.
1577 2008-09-04 Jeff Law <law@redhat.com>
1579 * fold-const.c (native_encode_real): Fix computation of WORDS.
1580 (native_interpret_real): Likewise.
1582 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1584 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1586 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1588 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1589 that the cost is already taken into account in ira-costs.c
1591 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1593 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1594 ira_debug_copies): New.
1595 (ira_bulid): Call print_copies.
1597 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1599 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1602 * config/rs6000/rs6000.c (optimization_options): Remove check of
1603 flag_toplevel_order.
1605 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1607 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1608 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1609 second operand is a reg_imm10_operand.
1610 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1611 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1612 (*seq_<GPR:mode><GPR2:mode>): Rename to
1613 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1615 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1616 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1618 (*sne_<GPR:mode><GPR2:mode>): Rename to
1619 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1622 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1624 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1625 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1626 combining an arithmetic right shift by more than 31 and a
1627 trunction. Don't match for out-of-range shift amounts. Set
1628 attribute mode to <MODE>.
1629 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1630 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1631 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1632 shifts by less than 32.
1633 (extv): Change predicate on first operand to accept registers.
1634 Change predicate of the other operands from immediate_operand to
1635 const_int_operand. Expand exts when source is a register.
1636 (extzv): Change predicate of the constant operands from
1637 immediate_operand to const_int_operand.
1638 (extzv<mode>): Change predicate of the constant operands from
1639 immediate_operand to const_int_operand and no constraint. Also
1641 (*extzv_trunc<mode>_exts): New pattern.
1643 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1645 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1646 * config/mips/mips-protos.h (mask_low_and_shift_p,
1647 mask_low_and_shift_len): Declare.
1648 * config/mips/mips.c (mask_low_and_shift_p,
1649 mask_low_and_shift_len): New functions.
1650 (mips_print_operand): Handle new operand prefix "m".
1651 * config/mips/mips.md (*cins<mode>): New pattern.
1653 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1655 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1656 optimizing for size.
1658 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1660 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1661 regardless of epilogue_completed.
1663 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1666 * ira-lives.c (process_bb_node_lives): Check setjmp.
1668 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1671 * ira-build.c (form_loop_tree): Reverse BB walk.
1672 (create_bb_allocnos): Likewise.
1673 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1674 (mark_reg_store): Rename to...
1675 (mark_ref_live): ...this and take a df_ref argument instead of
1676 note_stores arguments. Assert that we have a register.
1677 (mark_reg_clobber): Delete.
1678 (def_conflicts_with_inputs_p): New function.
1679 (mark_reg_conflicts): Delete.
1680 (mark_reg_death): Rename to...
1681 (mark_ref_dead): ...this and take a df_ref argument instead of
1682 a register. Assert that we have a register.
1683 (process_bb_node_lives): Hoist frequency calculation out of
1684 instruction walk. Convert from a forwards scan to a backwards scan.
1685 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1686 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1687 (create_allocno_live_ranges): Don't create regs_set.
1689 2008-09-04 Ian Lance Taylor <iant@google.com>
1691 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1692 or REG_LABEL_TARGET.
1693 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1694 comparing MODE with MEM.
1695 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1696 comparing with GF_PREDICT_TAKEN.
1697 (gimple_get_lhs): Change code to enum gimple_code.
1698 (gimple_set_lhs): Likewise.
1699 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1700 * omp-low.c (find_omp_clause): Change kind parameter to enum
1702 * tree-flow.h (find_omp_clause): Update declaration.
1703 * regrename.c (clear_dead_regs): Change kind parameter to enum
1705 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1707 * see.c (see_get_extension_data): Change return type to enum
1708 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1709 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1710 (see_gen_normalized_extension): Change extension_code parameter to
1712 (see_seek_pre_extension_expr): Change extension_code to enum
1714 (see_merge_one_def_extension): Likewise.
1715 (see_handle_relevant_defs): Likewise.
1716 (see_handle_relevant_uses): Likewise.
1717 (see_analyze_one_def): Likewise.
1718 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1719 GIMPLE_ASM rather than ASM_EXPR.
1720 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1721 GIMPLE_RETURN rather than RETURN_EXPR.
1722 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1723 (evaluate_stmt): Likewise.
1724 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1725 to enum vect_relevant.
1726 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1727 compare gimple codes with tree codes.
1729 2008-09-04 Paul Brook <paul@codesourcery.com>
1731 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1733 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1735 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1736 pointer check lost in the recent no-unit-at-a-time patch.
1738 2008-09-04 Jan Hubicka <jh@suse.cz>
1741 * tree-switch-conversion.c (check_final_bb): Accept only IP
1744 2008-09-04 Jan Hubicka <jh@suse.cz>
1746 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1748 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1749 using_ranges argument.
1750 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1751 (vrp_visit_cond_stmt): Update call of
1752 vrp_evaluate_conditional_warnv_with_ops
1754 2008-09-04 Jan Hubicka <jh@suse.cz>
1756 PR tree-optimization/37345
1757 PR tree-optimization/37358
1758 PR tree-optimization/37357
1759 * tree.c (build_function_type_skip_args): Build distinct type copy;
1761 (build_function_decl_skip_args): Set type of new decl not orig decl;
1762 clear DECL_VINDEX for methods turned into functions.
1764 2008-09-04 Nick Clifton <nickc@redhat.com>
1766 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1767 * configure: Regenerate.
1768 * config.in: Regenerate.
1769 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1770 alignment field, if it is supported.
1772 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1774 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1777 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1779 * config/rs6000/rs6000.c (processor_target_table): Do not
1780 enable VMX for POWER6.
1782 2008-09-03 Anton Blanchard <anton@samba.org>
1784 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1785 emit memory barrier before operation.
1787 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1790 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1791 default_elf_asm_output_external.
1793 2008-09-03 Jeff Law <law@redhat.com>
1795 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1797 2008-09-03 Richard Henderson <rth@redhat.com>
1799 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1800 memory barrier to below the test-and-set.
1801 (alpha_split_lock_test_and_set_12): Likewise.
1803 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1807 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1810 * ira-color.c (print_loop_title): Use all_allocnos.
1811 (color_pass): Ditto. Don't add border_allocnos. Check that
1812 subloop allocno in the correspdoning bitmap all_allocnos.
1814 * ira-emit.c (change_loop): Use all_allocnos.
1816 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
1818 (ira_create_allocno): Set up all_allocnos bit for the created
1820 (create_cap_allocno): Remove setting mentioned_allocnos.
1821 (create_insn_allocnos): Ditto.
1822 (remove_unnecessary_allocnos): Use all_allocnos.
1823 (check_allocno_creation): Check that allocnos are in the
1824 corresponding bitmap all_allocnos.
1826 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1830 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
1831 (process_regs_for_copy): Process subregs. Refine check when cost
1832 is taken into account in ira-costs.c.
1833 (process_reg_shuffles): Use REG_SUBREG_P.
1834 (add_insn_allocno_copies): Ditto. Ignore modes.
1836 * ira-color.c (conflict_allocno_vec): New.
1837 (COST_HOP_DIVISOR): New macro.
1838 (update_copy_costs_1): Use it.
1839 (update_conflict_hard_regno_costs): New function.
1840 (assign_hard_reg): Use it.
1841 (ira_color): Allocate and free conflict_allocno_vec.
1843 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1847 * ira-int.h (ira_sort_insn_chain): Remove.
1849 * ira.c (basic_block_order_nums, chain_insn_order,
1850 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
1851 (ira): Don't call ira_sort_insn_chain.
1853 * reload1.c (reload): Don't call ira_sort_insn_chain.
1855 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1858 * cgraphunit.c (update_call_expr): Remove eh regions from statements
1859 which become non throw.
1860 (cgraph_function_versioning): Also clear DECL_WEAK. Call
1861 update_call_expr after updating the flags on the decl.
1863 2008-09-03 Jan Hubicka <jh@suse.cz>
1865 PR tree-optimization/37315
1866 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
1867 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
1868 (cgraph_analyze_functions): Use node->analyzed
1869 (cgraph_mark_functions_to_output): Likewise.
1870 (cgraph_expand_function): All functions can be released after
1872 (cgraph_optimize): Use gimple_has_body_p.
1873 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
1874 (cgraph_decide_inlining_incrementally): Likewise.
1875 (inline_transform): Inline transform.
1876 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
1878 (inlinable_function_p): Drop gimple_body check.
1879 (expand_call_inline): Use gimple_has_body_p.
1880 * gimple.c (gimple_has_body_p): New.
1881 * gimple.h (gimple_has_body_p): Add prototype.
1882 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
1883 (dump_function_to_file): Use gimple_has_body_p check.
1885 2008-09-03 Jakub Jelinek <jakub@redhat.com>
1888 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
1890 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
1892 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1894 From Michael Frysinger <michael.frysinger@analog.com>
1895 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
1896 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
1899 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
1902 * doc/extend.texi: Document picoChip builtin functions.
1903 * doc/invoke.texi: Document picoChip options.
1904 * doc/contrib.texi: Add picoChip contribution.
1905 * doc/md.texi: Document picoChip constraints.
1906 * config.gcc: Add picochip-*-*.
1907 * config/picochip/: Add new port.
1909 2008-09-03 Richard Guenther <rguenther@suse.de>
1911 PR tree-optimization/37328
1912 * tree-sra.c (sra_build_assignment): Gimplify properly.
1913 (generate_copy_inout): Take the correct stmt as definition,
1914 remove bogus assert.
1916 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1918 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
1921 From Michael Frysinger <michael.frysinger@analog.com>
1922 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
1924 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
1926 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
1927 (__gthread_setspecific): Revert 2008-08-31 change to
1928 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
1930 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
1932 * diagnostic.c (error_at): New.
1933 * toplev.h (error_at): New prototype.
1934 * c-typeck.c (build_array_ref): Call error_at instead of error.
1935 Pass location to pedwarn.
1937 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
1939 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
1941 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1943 * dwarf2out.c (tree_add_const_value_attribute): Only handle
1944 VAR_DECL and CONST_DECL.
1946 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1947 Jakub Jelinek <jakub@redhat.com>
1949 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
1950 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
1951 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
1952 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
1953 Don't set ix86_save_varrargs_registers.
1954 (ix86_setup_incoming_varargs): Assume cum != NULL.
1955 (ix86_va_start): Check ix86_varargs_gpr_size and
1956 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
1957 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
1958 from frame pointer if ix86_varargs_gpr_size == 0.
1959 (ix86_compute_frame_layout): Updated.
1960 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
1961 (ix86_varargs_gpr_size): Define.
1962 (ix86_varargs_fpr_size): Likewise.
1963 (machine_function): Remove save_varrargs_registers.
1964 Add varargs_gpr_size and varargs_fpr_size.
1966 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1968 * config/alpha/alpha.c (va_list_skip_additions,
1969 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
1970 (alpha_gimplify_va_arg): Call unshare_expr on second use of
1973 PR tree-optimization/36766
1974 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
1975 for already removed basic blocks.
1978 * real.c (real_maxval): Clear a lower bit to make real_maxval
1979 match get_max_float for IBM long double format.
1981 2008-09-02 Andreas Schwab <schwab@suse.de>
1983 * configure.ac: Use m4_quote to quote the expansion of m4_do.
1984 * configure: Regenerate.
1986 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
1988 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
1989 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
1990 checking for a non-VOID CONSTANT_P.
1992 2008-09-02 Jan Hubicka <jh@suse.cz>
1994 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
1995 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
1998 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2000 * expr.c (emit_group_store): Don't assert stack temp mode size.
2002 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2003 Tobias Grosser <grosser@fim.uni-passau.de>
2004 Jan Sjodin <jan.sjodin@amd.com>
2005 Harsha Jagasia <harsha.jagasia@amd.com>
2006 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2007 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2008 Adrien Eliche <aeliche@isty.uvsq.fr>
2010 Merge from graphite branch.
2013 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2014 * doc/invoke.texi (-floop-block, -floop-interchange,
2015 -floop-strip-mine): Document new flags.
2016 * tree-into-ssa.c (gimple_vec): Moved...
2017 * tree-loop-distribution.c (rdg_component): Moved...
2018 * cfgloopmanip.c: Include tree-flow.h.
2019 (update_dominators_in_loop): New.
2020 (create_empty_if_region_on_edge): New.
2021 (create_empty_loop_on_edge): New.
2022 (loopify): Use update_dominators_in_loop.
2023 * tree-pass.h (pass_graphite_transforms): Declared.
2024 * configure: Regenerate.
2025 * tree-phinodes.c (make_phi_node): Export.
2026 (add_phi_node_to_bb): New, split from create_phi_node.
2027 * tree-chrec.c (for_each_scev_op): New.
2028 * tree-chrec.h (for_each_scev_op): Declared.
2029 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2030 (remove_statement): Call get_phi_with_result.
2031 * config.in (HAVE_cloog): Undef.
2032 * gdbinit.in (pgg): New.
2033 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2034 * tree-ssa-loop.c (graphite_transforms): New.
2035 (gate_graphite_transforms): New.
2036 (pass_graphite_transforms): New.
2037 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2038 HAVE_cloog): Defined.
2039 * tree-vectorizer.c (rename_variables_in_bb): Export.
2040 * tree-data-ref.c (dr_may_alias_p): Export.
2041 (stmt_simple_memref_p): New.
2042 (find_data_references_in_stmt): Export.
2043 (find_data_references_in_loop): Export.
2044 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2045 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2046 (create_rdg_vertices): Export.
2047 (build_empty_rdg): New.
2048 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2049 * tree-data-ref.h (rdg_component): ... here.
2051 (struct data_reference): Add a field scop.
2053 (find_data_references_in_loop): Declared.
2054 (find_data_references_in_stmt): Declared.
2055 (create_rdg_vertices): Declared.
2056 (dr_may_alias_p): Declared.
2057 (stmt_simple_memref_p): Declared.
2058 (struct rdg_edge): Add a field ddr_p relation.
2059 (build_empty_rdg): Declared.
2060 * lambda.h (lambda_matrix): Declare a VEC of.
2061 (find_induction_var_from_exit_cond): Declared.
2062 (lambda_vector_compare): New.
2063 * common.opt (fgraphite, floop-strip-mine,
2064 floop-interchange, floop-block): New flags.
2065 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2066 * cfgloop.c (is_loop_exit): New.
2067 * cfgloop.h (is_loop_exit): Declared.
2068 (create_empty_if_region_on_edge): Declared.
2069 (create_empty_loop_on_edge): Declared.
2070 * tree-flow.h (add_phi_node_to_bb): Declared.
2071 (make_phi_node): Declared.
2072 (rename_variables_in_bb): Declared.
2073 (perfect_loop_nest_depth): Declared.
2074 (graphite_transform_loops): Declared.
2075 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2076 (graphite.o-warn): Add -Wno-error.
2077 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2078 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2079 (INCLUDES): Add PPLINC, CLOOGINC.
2080 (OBJS-common): Add graphite.o.
2081 (graphite.o): Add rule.
2082 * gimple.h (gimple_vec): ... here.
2083 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2084 * passes.c (init_optimization_passes): Schedule
2085 pass_graphite_transforms.
2087 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2090 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2091 and -fno-toplevel-reorder after handle_options.
2093 2008-09-02 Paul Brook <paul@codesourcery.com>
2095 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2096 (arm_override_options): Set arm_tune_cortex_a9.
2097 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2098 (arm_issue_rate): Handle cortexa9.
2099 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2100 * config/arm/arm-cores.def: Add cortex-a9.
2101 * config/arm/arm-tune.md: Regenerate.
2102 * config/arm/arm.md: Include cortex-a9.md.
2103 (generic_sched, generic_vfp): Add cortexa9.
2104 * config/arm/cortex-a9.md: New file.
2106 2008-09-02 Richard Guenther <rguenther@suse.de>
2108 PR tree-optimization/37327
2109 * tree-vrp.c (register_new_assert_for): Make sure to not have
2110 TREE_OVERFLOW set on the bound.
2112 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2114 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2116 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2117 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2120 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2122 * gcc/config/spu/spu.md (divdf3): Removed.
2124 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2126 PR tree-optimization/37095
2127 * cgraph.c (cgraph_node): When creating new cgraph node after
2128 assembler_name_hash has been populated, record it in the hash
2131 2008-09-01 Paul Brook <paul@codesourcery.com>
2133 * doc/invoke.texi: Document -mword-relocations.
2134 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2135 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2136 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2137 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2138 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2139 (arm_emit_movpair): New function.
2140 (arm_print_operand <c>): Handle sybolic addresses.
2141 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2142 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2143 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2144 * config/arm/arm.opt: Add -mword-relocations.
2145 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2146 (arm_movt, arm_movw): New.
2148 2008-09-01 Paul Brook <paul@codesourcery.com>
2150 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2151 Allow Interworking on ARMv4 EABI based targets.
2152 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2153 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2155 2008-09-01 Paul Brook <paul@codesourcery.com>
2157 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2158 optimized LT0 test. Remove optimization for GT.
2160 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2162 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2163 openmp applications.
2164 * pa-hpux11.h (LIB_SPEC): Likewise.
2166 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2169 2008-09-01 Jan Hubicka <jh@suse.cz>
2171 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2172 present, use only counts; when guessed use only frequencies.
2173 (estimate_bb_frequencies): Use function_frequency.
2174 * profile.c (compute_branch_probabilities): Exit early when
2175 profile reading failed. Set profile_status.
2176 (branch_prob): Do not set profile_status.
2178 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2180 * tree.c (protected_set_expr_location): New.
2181 * tree.h (protected_set_expr_location): New prototype.
2182 * c-tree.h (build_array_ref): Add argument.
2183 (parser_build_unary_op): Same.
2184 * c-typeck.c (build_indirect_ref): Handle new location argument.
2185 (build_array_ref): Same.
2186 (parser_build_unary_op): Same.
2187 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2189 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2191 * c-common.c (finish_label_address_expr): Handle new location argument.
2192 * c-common.h (build_indirect_ref): Add argument.
2193 (finish_label_address_expr): Same.
2194 * c-parser.c (c_parser_unary_expression): Pass location to build
2196 (c_parser_postfix_expression): Same.
2198 2008-09-01 Paul Brook <paul@codesourcery.com>
2200 * config/arm/arm.md: Include cortex-r4f.md.
2201 (attr fpu): Update type list.
2202 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2203 fconstd, fcmps and fcmpd.
2204 (attr tune_cortexr4): Define.
2205 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2206 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2207 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2208 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2209 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2210 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2211 cortex_a8_vfp_farith: Ditto.
2212 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2213 * config/arm/cortex-r4.md: Use tune_cortexr4.
2214 * config/arm/cortex-r4f.md: New file.
2216 2008-09-01 Richard Guenther <rguenther@suse.de>
2218 PR tree-optimization/37305
2219 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2220 the result of constant conversions.
2221 (fold_gimple_assign): Likewise.
2223 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2225 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2226 #ifdef ENABLE_CHECKING.
2228 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2230 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2231 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2232 when !INSN_SCHEDULING.
2234 2008-09-01 Andreas Schwab <schwab@suse.de>
2236 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2238 2008-09-01 Paul Brook <paul@codesourcery.com>
2240 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2242 2008-09-01 Jan Hubicka <jh@suse.cz>
2244 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2246 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2248 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2249 * gimplify.c (gimplify_init_constructor): Add speed operand.
2250 * tree-sra.c (decide_block_copy): Likewise.
2251 * tree-inline.c (estimate_move_cost): Likewise.
2252 * config/alpha/alpha.h (MOVE_RATIO): Update.
2253 * config/frv/frv.c (MOVE_RATIO): Update.
2254 * config/spu/spu.h (MOVE_RATIO): Update.
2255 * config/sparc/sparc.h (MOVE_RATIO): Update.
2256 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2257 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2258 * config/cris/cris.h (MOVE_RATIO): Update.
2259 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2260 * config/arm/arm.h (MOVE_RATIO): Update.
2261 * config/pa/pa.md: Update uses of MOVE_RATIO
2262 * config/pa/pa.h (MOVE_RATIO): Update.
2263 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2264 CLEAR_RATIO, SET_RATIO): Update.
2265 * config/h8300/h8300.h (MOVE_RATIO): Update.
2266 * config/v850/v850.h (MOVE_RATIO): Update.
2267 * config/bfin/bfin.h (MOVE_RATIO): Update.
2269 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2270 Dmitry Melnik <dm@ispras.ru>
2271 Dmitry Zhurikhin <zhur@ispras.ru>
2272 Alexander Monakov <amonakov@ispras.ru>
2273 Maxim Kuvyrkov <maxim@codesourcery.com>
2275 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2276 sel-sched-dump.c, sel-sched-ir.c: New files.
2277 * Makefile.in (OBJS-common): Add selective scheduling object files.
2278 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2279 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2280 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2281 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2282 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2283 (make_forwarder_block): Update loop latch if we have redirected
2284 the loop latch edge.
2285 * cfgloop.c (get_loop_body_in_custom_order): New function.
2286 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2287 (CP_FALLTHRU_PREHEADERS): Likewise.
2288 (get_loop_body_in_custom_order): Declare.
2289 * cfgloopmanip.c (has_preds_from_loop): New.
2290 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2291 Assert that the preheader edge will be fall thru when it is set.
2292 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2293 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2294 fsel-sched-substitution, fselective-scheduling): New flags.
2295 * cse.c (hash_rtx_cb): New.
2297 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2298 sel_sched_insn_cnt): New counters.
2299 * final.c (compute_alignments): Export. Free dominance
2300 info after loop_optimizer_finalize.
2301 * genattr.c (main): Output maximal_insn_latency prototype.
2302 * genautomata.c (output_default_latencies): New.
2303 Factor its code from ...
2304 (output_internal_insn_latency_func): ... here.
2305 (output_internal_maximal_insn_latency_func): New.
2306 (output_maximal_insn_latency_func): New.
2307 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2308 (struct hard_reg_set_iterator): New.
2309 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2310 hard_reg_set_iter_next): New functions.
2311 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2312 * lists.c (remove_free_INSN_LIST_node,
2313 remove_free_EXPR_LIST_node): New functions.
2314 * loop-init.c (loop_optimizer_init): When
2315 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2316 calling create_preheaders.
2317 (loop_optimizer_finalize): Do not verify flow info after reload.
2318 * recog.c (validate_replace_rtx_1): New parameter simplify.
2319 Default it to true. Update all uses. Factor out simplifying
2321 (simplify_while_replacing): ... this new function.
2322 (validate_replace_rtx_part,
2323 validate_replace_rtx_part_nosimplify): New.
2324 * recog.h (validate_replace_rtx_part,
2325 validate_replace_rtx_part_nosimplify): Declare.
2326 * rtl.c (rtx_equal_p_cb): New.
2327 (rtx_equal_p): Use it.
2328 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2329 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2330 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2331 * vecprim.h: Add a vector type for unsigned int.
2332 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2333 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2334 ready_try, cycle_issued_insns, spec_info): Make global.
2335 (readyp): Initialize.
2336 (dfa_lookahead): New global variable.
2337 (old_max_uid, old_last_basic_block): Remove.
2338 (h_i_d): Make it a vector.
2339 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2341 (after_recovery, adding_bb_to_current_region_p):
2342 New variables to handle correct insertion of the recovery code.
2343 (struct ready_list): Move declaration to sched-int.h.
2344 (rgn_n_insns): Removed.
2345 (rtx_vec_t): Move to sched-int.h.
2346 (find_insn_reg_weight): Remove.
2347 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2348 (haifa_init_h_i_d, haifa_finish_h_i_d):
2349 New functions to initialize / finalize haifa instruction data.
2350 (extend_h_i_d, init_h_i_d): Rewrite.
2351 (unlink_other_notes): Move logic to add_to_note_list. Handle
2352 selective scheduler.
2353 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2354 find_fallthru_edge): Make global, remove static prototypes.
2355 (max_issue): Make global. Add privileged_n and state parameters. Use
2357 (extend_global, extend_all): Removed.
2358 (init_before_recovery): Add new param. Fix the handling of the case
2359 when we insert a recovery code before the EXIT which has a predecessor
2360 with a fallthrough edge to it.
2361 (create_recovery_block): Make global. Rename to
2362 sched_create_recovery_block. Update.
2363 (change_pattern): Rename to sched_change_pattern. Make global.
2364 (speculate_insn): Rename to sched_speculate_insn. Make global.
2365 Split haifa-specific functionality into ...
2366 (haifa_change_pattern): New static function.
2367 (sched_extend_bb): New static function.
2368 (sched_init_bbs): New function.
2369 (current_sched_info): Change type to struct haifa_sched_info.
2370 (insn_cost): Adjust for selective scheduling.
2371 (dep_cost_1): New function. Move logic from ...
2372 (dep_cost): ... here.
2373 (dep_cost): Use dep_cost_1.
2374 (contributes_to_priority_p): Use sched_deps_info instead of
2376 (priority): Adjust to work with selective scheduling. Process the
2377 corner case when all dependencies don't contribute to priority.
2378 (rank_for_schedule): Use ds_weak instead of dep_weak.
2379 (advance_state): New function. Move logic from ...
2380 (advance_one_cycle): ... here.
2381 (add_to_note_list, concat_note_lists): New functions.
2382 (rm_other_notes): Make static. Adjust for selective scheduling.
2383 (remove_notes, restore_other_notes): New functions.
2384 (move_insn): Add two arguments. Update assert. Don't call
2386 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2387 Remove more_issue, max_points. Move the code to initialize
2388 max_lookahead_tries to max_issue.
2389 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2390 ready. Adjust use of move_insn. Call restore_other_notes.
2392 (sched_init, sched_finish): Move Haifa-specific initialization/
2394 (haifa_sched_init, haifa_sched_finish): ... respectively.
2396 (setup_sched_dump): New function.
2397 (haifa_init_only_bb): New static function.
2398 (haifa_speculate_insn): New static function.
2399 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2400 (extend_ready, extend_all): Remove.
2401 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2402 (create_check_block_twin, add_to_speculative_block): Use
2403 haifa_insns_init instead of extend_global. Update to use new
2404 initialization functions. Change parameter. Factor out code from
2405 create_check_block_twin to ...
2406 (sched_create_recovery_edges) ... this new function.
2407 (add_block): Remove.
2408 (sched_scan_info): New.
2409 (extend_bb): Use sched_scan_info.
2410 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2411 static functions for walking through scheduling region.
2412 (sched_luids): New vector variable to replace uid_to_luid.
2413 (luids_extend_insn): New function.
2414 (sched_max_luid): New variable.
2415 (luids_init_insn): New function.
2416 (sched_init_luids, sched_finish_luids): New functions.
2417 (insn_luid): New debug function.
2418 (sched_extend_target): New function.
2419 (haifa_init_insn): New static function.
2420 (sched_init_only_bb): New hook.
2421 (sched_split_block): New hook.
2422 (sched_split_block_1): New function.
2423 (sched_create_empty_bb): New hook.
2424 (sched_create_empty_bb_1): New function.
2425 (common_sched_info, ready): New global variables.
2426 (current_sched_info_var): Remove.
2427 (move_block_after_check): Use common_sched_info.
2428 (haifa_luid_for_non_insn): New static function.
2429 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2430 (increase_insn_priority): New.
2431 * modulo-sched.c: (issue_rate): Remove static declaration.
2432 (sms_sched_info): Change type to haifa_sched_info.
2433 (sms_sched_deps_info, sms_common_sched_info): New variables.
2434 (setup_sched_infos): New.
2435 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2436 Do not call regstat_free_calls_crossed.
2437 (sms_print_insn): Use const_rtx.
2438 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2439 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2440 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2441 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2442 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2443 current_sched_info to use it.
2444 (enum reg_pending_barrier_mode): Move to sched-int.h.
2445 (h_d_i_d): New variable. Initialize to NULL.
2446 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2448 (estimate_dep_weak): Remove static declaration.
2449 (sched_has_condition_p): New function. Adjust users of
2450 sched_get_condition to use it instead.
2451 (conditions_mutex_p): Add arguments indicating which conditions are
2453 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2454 argument to indicate whether returned condition is reversed. Do not
2455 generate new rtx when condition should be reversed; indicate it by
2456 setting new argument instead.
2457 (add_dependence_list_and_free): Add deps parameter.
2458 Update all users. Do not free dependence list when
2459 deps context is readonly.
2460 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2462 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2463 (remove_from_deps): New. Use the above functions.
2464 (cur_insn, can_start_lhs_rhs_p): New static variables.
2465 (add_or_update_back_dep_1): Initialize present_dep_type.
2466 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2467 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2468 haifa_note_dep): New functions implementing dependence hooks for
2469 the Haifa scheduler.
2470 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2471 note_dep): New functions.
2472 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2474 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2475 (free_deps): Initialize deps->reg_last.
2476 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2477 sched_analyze_insn): Update to use dependency hooks infrastructure
2478 and readonly contexts.
2479 (deps_analyze_insn): New function. Move part of logic from ...
2480 (sched_analyze): ... here. Also move some logic to ...
2481 (deps_start_bb): ... here. New function.
2482 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2484 (sched_deps_init): New function. Move code from ...
2485 (init_dependency_caches): ... here. Remove.
2486 (init_deps_data_vector): New.
2487 (sched_deps_finish): New function. Move code from ...
2488 (free_dependency_caches): ... here. Remove.
2489 (init_deps_global, finish_deps_global): Adjust for use with
2490 selective scheduling.
2491 (get_dep_weak): Move logic to ...
2492 (get_dep_weak_1): New function.
2493 (ds_merge): Move logic to ...
2494 (ds_merge_1): New static function.
2495 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2496 (ds_get_max_dep_weak): New function.
2497 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2498 (n_insns): Rename to rgn_n_insns.
2499 (debug_ebb_dependencies): New function.
2500 (init_ready_list): Use it.
2501 (begin_schedule_ready): Use sched_init_only_bb.
2502 (ebb_print_insn): Indicate when an insn starts a new cycle.
2503 (contributes_to_priority, compute_jump_reg_dependencies,
2504 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2505 (add_block1): Remove to ebb_add_block.
2506 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2507 (schedule_ebb): Initialize them. Use remove_notes instead of
2508 rm_other_notes. Use haifa_local_init/finish.
2509 (schedule_ebbs): Use haifa_sched_init/finish.
2510 * sched-int.h: Include vecprim.h, remove rtl.h.
2511 (struct ready_list): Delete declaration.
2512 (sched_verbose_param, enum sched_pass_id_t,
2513 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2514 (struct sched_scan_info_def): New structure.
2515 (sched_scan_info, sched_scan, sched_init_bbs,
2516 sched_init_luids, sched_finish_luids, sched_extend_target,
2517 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2518 (struct common_sched_info_def): New.
2519 (common_sched_info, haifa_common_sched_info,
2520 sched_emulate_haifa_p): Declare.
2522 (sched_luids): Declare.
2523 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2524 (sched_max_luid, insn_luid): Declare.
2525 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2526 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2527 print_insn, print_pattern, print_value, haifa_classify_insn,
2528 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2529 setup_sched_dump, sched_init, sched_finish,
2530 sel_insn_is_speculation_check): Export.
2531 (struct ready_list): Move from haifa-sched.c.
2532 (ready_try, ready, max_issue): Export.
2533 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2534 sched_init_only_bb, sched_split_block, sched_split_block_1,
2535 sched_create_empty_bb, sched_create_empty_bb_1,
2536 sched_create_recovery_block, sched_create_recovery_edges): Export.
2537 (enum reg_pending_barrier_mode): Export.
2538 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2540 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2541 print_insn field. Move add_block and fix_recovery_cfg to
2542 common_sched_info_def. Move compute_jump_reg_dependencies,
2544 (struct sched_deps_info_def): ... this new structure.
2545 (sched_deps_info): Declare.
2546 (struct spec_info_def): Remove weakness_cutoff, add
2547 data_weakness_cutoff and control_weakness_cutoff.
2548 (spec_info): Declare.
2549 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2551 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2552 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2553 (current_sched_info): Change type to struct haifa_sched_info.
2554 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2555 (h_d_i_d): New variable.
2556 (HDID): New accessor macro.
2557 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2558 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2560 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2561 (enum SCHED_FLAGS): Update for selective scheduler.
2562 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2563 (init_dependency_caches, free_dependency_caches): Delete declarations.
2564 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2565 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2566 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2567 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2568 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2570 (rm_other_notes): Delete declaration.
2571 (schedule_block): Remove one argument.
2572 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2573 ready_element, ready_lastpos, sched_extend_ready_list,
2574 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2575 concat_note_lists): Export.
2576 (struct region): Move from sched-rgn.h.
2577 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2578 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2579 BLOCK_TO_BB, CONTAINING_RGN): Export.
2580 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2581 (current_nr_blocks, current_blocks, target_bb): Likewise.
2582 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2583 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2584 sched_rgn_local_init, extend_regions,
2585 rgn_make_new_region_out_of_new_block, compute_priorities,
2586 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2587 extend_rgns, deps_join rgn_setup_common_sched_info,
2588 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2589 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2590 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2591 increase_insn_priority): Likewise.
2592 * sched-rgn.c: Include sel-sched.h.
2593 (ref_counts): New static variable. Use it ...
2594 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2595 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2596 (sched_is_disabled_for_current_region_p): Delete static declaration.
2597 (struct region): Move to sched-int.h.
2598 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2599 ebb_head): Define and initialize.
2600 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2601 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2602 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2604 (find_single_block_region): Add new argument to indicate that EBB
2605 regions should be constructed.
2606 (debug_live): Delete declaration.
2607 (current_nr_blocks, current_blocks, target_bb):
2608 Remove static qualifiers.
2609 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2611 (init_regions): Delete declaration.
2612 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2613 rgn_estimate_number_of_insns): New.
2614 (too_large): Use estimate_number_of_insns.
2615 (haifa_find_rgns): New. Move the code from ...
2616 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2617 (free_trg_info): New.
2618 (compute_trg_info): Allocate candidate tables here instead of ...
2619 (init_ready_list): ... here.
2620 (rgn_print_insn): Use const_rtx.
2621 (contributes_to_priority, extend_regions): Delete static declaration.
2622 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2623 (add_block1): Rename to rgn_add_block.
2624 (debug_rgn_dependencies): Delete static qualifier.
2625 (new_ready): Use sched_deps_info. Simplify.
2626 (rgn_common_sched_info, rgn_const_sched_deps_info,
2627 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2629 (region_sched_info): Rename to rgn_const_sched_info.
2630 (deps_join): New, extracted from ...
2631 (propagate_deps): ... here.
2632 (compute_block_dependences, debug_dependencies): Update for selective
2634 (free_rgn_deps, compute_priorities): New functions.
2635 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2636 sched_rgn_compute_dependencies): New functions.
2637 (schedule_region): Use them.
2638 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2639 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2641 (schedule_insns): Call new functions that were split out.
2642 (rgn_make_new_region_out_of_new_block): New.
2643 (get_rgn_sched_max_insns_priority): New.
2644 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2645 scheduling when appropriate.
2646 * sched-vis.c: Include insn-attr.h.
2647 (print_value, print_pattern): Make global.
2648 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2649 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2650 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2651 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2652 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2653 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2654 hooks. Initialize them to 0.
2655 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2656 * target.h (struct gcc_target): Add them. Rename gen_check field to
2658 * flags.h (sel_sched_switch_set): Declare.
2659 * opts.c (sel_sched_switch_set): New variable.
2660 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2661 pipelining is disabled from command line.
2662 (common_handle_option): Record whether selective scheduling is
2663 requested from command line.
2664 * doc/invoke.texi: Document new flags and parameters.
2665 * doc/tm.texi: Document new target hooks.
2666 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2668 (dfa_state_size): Do not declare locally.
2669 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2670 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2671 rs6000_alloc_sched_context, rs6000_set_sched_context,
2672 rs6000_free_sched_context): New functions.
2673 (struct _rs6000_sched_context): New.
2674 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2676 (rs6000_sched_finish): Do not run for selective scheduling.
2678 2008-08-31 Jan Hubicka <jh@suse.cz>
2680 * frv.c (frv_rtx_costs): Update forward declaration.
2681 * spu.c (spu_rtx_costs): Likewise.
2682 * pdp11.c: Include df.h
2683 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2684 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2685 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2686 * iq2000.c (iq2000_address_cost): Add speed argument.
2687 (iq2000_rtx_costs): Likewise.
2688 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2689 update call of mn10300_address_cost.
2690 * mcore.c: Include df.h
2691 (mcore_rtx_costs): Update prototype.
2692 * score3.c: Include df.h
2693 (score3_rtx_costs): Remove speed argument.
2694 * score7.c: Include df.h
2695 (score7_address_cost): Remove speed argument.
2696 * score-protos.h (score_address_cost): Update prototype.
2697 * score.c: Include df.h
2698 (score_rtx_costs): Update call of costs functions.
2699 * v850.c (v850_rtx_costs): Add bool argument.
2701 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2703 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2705 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2707 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2708 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2710 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2712 * mkmap-flat.awk: Add option pe_dll.
2713 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2714 * config/i386/t-cygwin (SHLIB_LC): Add.
2715 * config/i386/t-mingw32 (SHLIB_LC): Add.
2716 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2717 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2718 (LINK_SPEC): Support libgcc_s.
2719 (LIBGCC_SPEC): Support libgcc_s.
2720 (LIBGCC_SONAME): New.
2722 2008-08-31 Jan Hubicka <jh@suse.cz>
2724 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2725 mistakely had old version of patch.
2727 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2728 (ipcp_estimate_growth): New.
2729 (ipcp_insert_stage): Use ipcp_estimate_growth.
2730 * profile.c (branch_prob): When reading failed, do not consider
2733 2008-08-31 Jan Hubicka <jh@suse.cz>
2735 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2736 loop is optimized for speed.
2738 2008-08-31 Richard Guenther <rguenther@suse.de>
2741 * fold-const.c (fold_binary): Retain conversions in folding
2744 2008-08-31 Jan Hubicka <jh@suse.cz>
2746 * postreload-gcse.c (eliminate_partially_redundant_loads):
2747 Use optimize_bb_for_size_p.
2748 * predict.c (maybe_hot_frequency_p): Make inline.
2749 (maybe_hot_count_p): Break out from ...
2750 (maybe_hot_bb_p): ... this one.
2751 (maybe_hot_edge_p): Simplify.
2752 * basic-block.h (probably_cold_bb_p): Remove.
2754 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2757 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2759 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2760 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2761 Also split V4SFmode.
2762 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2765 2008-08-31 Jan Hubicka <jh@suse.cz>
2767 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2769 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2771 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2774 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2777 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2778 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2780 2008-08-31 Jan Hubicka <jh@suse.cz>
2782 * sparc.h (BRANCH_COST): Fix macro definition.
2783 * avr.c (avr_operand_rtx_cost): Add speed argument.
2784 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2786 2008-08-31 Richard Guenther <rguenther@suse.de>
2788 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2789 types instead of operands. Re-instantiate verifying of
2790 binary expression operands.
2792 2008-08-30 Jan Hubicka <jh@suse.cz>
2794 * fwprop.c (should_replace_address): Add speed attribute.
2795 (PR_OPTIMIZE_FOR_SPEED): New flag.
2796 (propagate_rtx_1): Use it.
2797 (propagate_rtx): Set it.
2798 (try_fwprop_subst): Update call of rtx_costs.
2799 (forward_propagate_and_simplify): LIkewise.
2800 * hooks.c (hook_int_rtx_bool_0): New
2801 (hook_bool_rtx_int_int_intp_false): Replace by ...
2802 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2803 * hooks.h (hook_int_rtx_bool_0): New
2804 (hook_bool_rtx_int_int_intp_false): Replace by ...
2805 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2806 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2807 (prepare_cmp_insn): UPdate call of rtx_cost.
2808 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2809 (reload_cse_simplify_operands): Update call of rtx_cost.
2810 (reload_cse_move2add): call of rtx_cost.
2811 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2812 * rtlanal.c (rtx_cost): Add speed argument.
2813 (address_cost): Add speed argument
2814 (default_address_cost): Likewise.
2815 (insn_rtx_cost): Likewise.
2816 * cfgloopanal.c (seq_cost): Add speed argument.
2817 (target_reg_cost, target_spill_cost): Turn to array.
2818 (init_set_costs): Update for speed.
2819 (estimate_reg_pressure_cost): Add speed argument.
2820 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
2821 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
2822 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
2823 (seq_cost): Add speed argument.
2824 (computation_cost): Add speed arugment.
2825 (add_cost, multiply_by_const, get_address_cost): add speed argument.
2826 (force_expr_to_var_cost): Update for profile info.
2827 (force_var_cost): Likewise.
2828 (split_address_cost): Likewise.
2829 (ptr_difference_cost): Likewise.
2830 (difference_cost): Likewise.
2831 (get_computation_cost_at): Likewise.
2832 (determine_iv_cost): Likewise.
2833 (ivopts_global_cost_for_size): Likewise.
2834 (rewrite_use_address): Likewise.
2835 (tree_ssa_iv_optimize_loop): Initialize speed field.
2836 * cse.c (optimize_this_for_speed_p): New static var.
2837 (notreg_cost): Update call of rtx_cost.
2838 (cse_extended_basic_block): set optimize_this_for_speed_p.
2839 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
2840 (noce_try_cmove_arith): Likewise.
2841 (noce_try_sign_mask): LIkewise.
2842 * expr.c (compress_float_constant): Update rtx_cost calls.
2843 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
2845 (addr_to_parts): Likewise.
2846 (create_mem_ref): Likewise.
2847 * dse.c (find_shift_sequence): Add speed argument.
2848 (replace_read): Update call.
2849 * calls.c (precompute_register_parameters): Update call of rtx_cost.
2850 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
2851 * neg_cost, shift_cost, shiftadd_cost,
2852 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
2853 mul_highpart_cost): Increase dimension.
2854 (init_expmed): Initialize for both size and speed.
2855 (expand_shift): Use profile.
2856 (synth_mult): Use profile.
2857 (choose_mult_variant): Use profile.
2858 (expand_mult): Use profile.
2859 (expand_mult_highpart_optab): Use profile.
2860 (expand_mult_highpart): Use profile.
2861 (expand_smod_pow2): Use profile.
2862 (expand_divmod): Use profile.
2863 * simplify-rtx.c (simplify_binary_operation_1): Update call of
2865 * loop-invariant.c (create_new_invariant): Use profile.
2866 (gain_for_invariant): Add speed parameter.
2867 (best_gain_for_invariant): Likewise.
2868 (find_invariants_to_move): Likewise.
2869 (move_single_loop_invariants): Set it.
2870 * target-def.h (TARGET_RTX_COSTS): Use hook.
2871 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
2872 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2873 * output.h (default_address_cost): Update prototype.
2874 * combine.c (optimize_this_for_speed_p): New static var.
2875 (combine_validate_cost): Update call of rtx_cost.
2876 (combine_instructions): Set optimize_this_for_speed_p.
2877 (expand_compound_operation): Update call of rtx_cost.
2878 (make_extraction):Update call of rtx_cost.
2879 (force_to_mode):Update call of rtx_cost.
2880 (distribute_and_simplify_rtx):Update call of rtx_cost.
2881 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
2882 (estimate_reg_pressure_cost): Update prototype.
2883 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
2884 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
2886 * config/alpha/alpha.c (alpha_rtx_costs): Update.
2887 (alpha_rtx_costs): Update.
2888 * config/frv/frv.c (frv_rtx_costs): Update.
2889 * config/s390/s390.c (s390_rtx_costs): Update.
2890 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
2891 (m32c_rtx_costs): Update.
2892 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
2893 (spu_rtx_costs): Update.
2894 * config/sparc/sparc.c (sparc_rtx_costs): Update.
2895 * config/m32r/m32r.c (m32r_rtx_costs): Update.
2896 * config/i386/i386.c (:ix86_address_cost): Update.
2897 (ix86_rtx_costs): Update.
2898 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
2899 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
2900 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
2901 * config/crx/crx.c (crx_address_cost): Update.
2902 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
2903 * config/stormy16/stormy16.c
2904 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
2905 * config/m68hc11/m68hc11.c
2906 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
2907 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
2908 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
2910 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
2912 * config/ia64/ia64.c (ia64_rtx_costs): Update.
2913 * config/m68k/m68k.c (m68k_rtx_costs): Update.
2914 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
2915 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
2916 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
2917 (mcore_rtx_costs): update.
2918 * config/score/score3.c (score3_rtx_costs): Update.
2919 * config/score/score7.c (score7_rtx_costs): Update.
2920 * config/score/score3.h (score3_rtx_costs):Update.
2921 * config/score/score7.h (score7_rtx_costs): Update.
2922 * config/score/score.c (score_rtx_costs): Update.
2923 * config/arm/arm.c (arm_address_cost): Update.
2924 (arm_rtx_costs_1): Update.
2925 (arm_rtx_costs_1): Update.
2926 (arm_size_rtx_costs): Update.
2927 (arm_size_rtx_costs): Update.
2928 (arm_size_rtx_costs): Update.
2929 (arm_xscale_rtx_costs): Update.
2930 (arm_thumb_address_cost): Update.
2931 * config/pa/pa.c (hppa_address_cost): Update.
2932 * config/mips/mips.c (mips_rtx_costs): Update.
2933 * config/vax/vax.c (vax_address_cost): Update.
2934 * config/h8300/h8300.c (h8300_shift_costs): Update.
2935 (h8300_rtx_costs): Update.
2936 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
2937 (v850_rtx_costs): Update.
2938 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
2939 * config/bfin/bfin.c
2940 (bfin_address_cost): Update.
2941 (bfin_rtx_costs): Update.
2942 * stmt.c (lshift_cheap_p): Update.
2944 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2947 * expmed.c (extract_bit_field_1): Check the mode size to make
2948 sure the vector modes have the same size.
2950 2008-08-29 Michael Meissner <gnu@the-meissners.org>
2952 * dojump.c (top level): Include basic-block.h to declare
2953 optimize_insn_for_speed_p
2955 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
2957 * opts.h (CL_SAVE): New option class for marking options that are
2958 target specific options usable in the target attribute.
2959 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
2961 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
2962 can easily find the target specific options that are safe to use
2963 in the attribute or pragma.
2965 * attribs.c (decl_attributes): Change #pragma GCC option to
2966 #pragma GCC target, and attribute((option(...))) to
2967 attribute((target(...))).
2969 * doc/extend.texi (target attribute): Change from option
2970 attribute. Delete push/pop/reset.
2971 (#pragma GCC target): Change from #pragma GCC option. Delete
2973 (#pragma GCC push_options): Document new pragma.
2974 (#pragma GCC pop_options): Document new pragma.
2975 (#pragma GCC reset_options): Document new pragma.
2977 * targhooks.c (default_target_option_valid_attribute_p): Add
2978 warning about port not supporting target attributes.
2979 (default_target_option_pragma_parse): New function, warn about
2980 #pragma GCC target not being supported.
2982 * targhooks.h (default_target_option_pragma_parse): Add
2985 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
2986 TI_CURRENT_OPTION_PRAGMA.
2987 (current_target_pragma): Rename from current_option_pragma.
2989 * target.h: (struct target_option): Delete booleans for changing
2990 the optimization level on hot/cold functions. Change signature of
2991 pragma_parse hook to take a second tree.
2993 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
2995 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
2996 that the declaration is done at global scope.
2998 * langhooks.c (add_builtin_function_common): Move most of the code
2999 from add_builtin_function here, calling the hook passed in.
3000 (add_builtin_function): Call add_builtin_function_common with
3001 standard builtin hook.
3002 (add_builtin_function_ext_scope): New function to add builtins to
3005 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3007 (add_builtin_function_ext_scope): Add declaration.
3009 * c-pragma.c (handle_pragma_target): Rename from
3010 handle_pragma_option, #pragma GCC option is now #pragma GCC
3011 target. Move warning about port not supporting target options to
3012 default pragma parse hook. Remove push/pop/reset from this
3014 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3015 (option_stack): Delete static variable.
3016 (optimize_stack): Ditto.
3017 (optons_stack): New stack of saved target and optimization
3019 (handle_pragma_push_options): New function to handle pushing both
3020 target and optimization options.
3021 (handle_pragma_pop_options): New function to handle popping both
3022 target and optimization options.
3023 (handle_pragma_reset_options): New function to handle resetting
3024 both target and optimization options to their initial state.
3025 (init_pragma): Rename handle_pragma_option to
3026 handle_pragma_target. Add support for push_options, pop_options,
3027 and reset_options pragmas.
3029 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3030 default_target_option_pragma_parse.
3031 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3032 default_target_option_valid_attribute_p.
3033 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3034 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3035 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3036 optimization level on hot/cold functions.
3038 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3039 if the caller and callee have different optimization levels.
3041 * c-common.c (handle_target_attribute): Rename from
3042 handle_option_attribute, attribute((option(...))) is now
3043 attribute((target(...))). Move warning if the port does not
3044 support target attributes to the default hook.
3045 (handle_hot_attribute): Delete code to change the optimization
3046 level of hot functions.
3047 (handle_cold_attribute): Ditto.
3049 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3050 argument that is the binary tree options to use if there are no
3051 arguments. Call ix86_valid_target_attribute_tree instead of
3052 ix86_valid_option_attribute_tree.
3053 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3054 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3055 ix86_pragma_option_parse.
3057 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3058 Rename from ix86_valid_option_attribute_tree.
3060 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3061 new builtins when the ISA changes.
3062 (ix86_valid_target_attribute_tree): Rename from
3063 ix86_valid_option_attribute_tree. Change callers. If the
3064 function specified optimization options, use those as the starting
3065 point before setting up the target attributes. If the
3066 optimization options were changed in the course of setting the
3067 target attributes, record the new optimization options.
3068 (ix86_valid_target_attribute_tree_inner_p): Rename from
3069 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3070 ix86_add_new_builtins if the ISA changed.
3071 (ix86_valid_target_attribute_p): Rename from
3072 ix86_valid_option_attribute_p. Change callers.
3073 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3074 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3075 as delayed builtin functions.
3076 (struct builtin_isa): New structure to record builtin functions
3077 that should be delayed until the ISA for that function is used.
3078 (ix86_builtins_isa): Change from int to struct to track builtin
3079 functions we want to declare at some point.
3080 (def_builtin): If the front end can delay defining the builtin
3081 functions, don't create builtins for ISAs not part of the default
3083 (def_builtin_const): Ditto.
3084 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3085 __builtin_ia32_pcmov_v2di to be different builtin functions.
3086 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3087 a structure instead of an int.
3088 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3089 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3090 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3091 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3093 * config/ia64/ia64.h
3094 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3095 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3097 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3098 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3099 (LANG_HOOKS_INITIALIZER): Add
3100 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3102 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3105 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3106 the reload address with the index register for SFmode
3107 access with a displacement.
3109 2008-08-30 Jan Hubicka <jh@suse.cz>
3111 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3112 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3113 * dojump.c (do_jump): Likewise.
3114 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3115 (note-if_info): Add BRANCH_COST.
3116 (noce_try_store_flag_constants, noce_try_addcc,
3117 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3118 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3119 find_if_case_2): Use computed branch cost.
3120 * expr.h (BRANCH_COST): Update default.
3121 * predict.c (predictable_edge_p): New function.
3122 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3123 Update BRANCH_COST call.
3124 * basic-block.h (predictable_edge_p): Declare.
3125 * config/alpha/alpha.h (BRANCH_COST): Update.
3126 * config/frv/frv.h (BRANCH_COST): Update.
3127 * config/s390/s390.h (BRANCH_COST): Update.
3128 * config/spu/spu.h (BRANCH_COST): Update.
3129 * config/sparc/sparc.h (BRANCH_COST): Update.
3130 * config/m32r/m32r.h (BRANCH_COST): Update.
3131 * config/i386/i386.h (BRANCH_COST): Update.
3132 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3134 * config/sh/sh.h (BRANCH_COST): Update.
3135 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3136 * config/avr/avr.h (BRANCH_COST): Update.
3137 * config/crx/crx.h (BRANCH_COST): Update.
3138 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3139 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3140 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3141 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3142 * config/ia64/ia64.h (BRANCH_COST): Update.
3143 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3144 * config/arc/arc.h (BRANCH_COST): Update.
3145 * config/score/score.h (BRANCH_COST): Update.
3146 * config/arm/arm.h (BRANCH_COST): Update.
3147 * config/pa/pa.h (BRANCH_COST): Update.
3148 * config/mips/mips.h (BRANCH_COST): Update.
3149 * config/vax/vax.h (BRANCH_COST): Update.
3150 * config/h8300/h8300.h (BRANCH_COST): Update.
3151 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3152 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3153 * doc/tm.texi (BRANCH_COST): Update.
3155 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3158 * config/arm/arm.c (arm_optimization_options): Set
3159 flag_section_anchors to 2 instead of 1 to distinguish it from
3160 -fsection-anchors given explicitely on the command line.
3162 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3164 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3165 final insn of a split.
3167 2008-08-30 Jan Hubicka <jh@suse.cz>
3169 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3170 optimized for speed.
3171 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3172 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3173 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3174 flag_gcse_after_reload_set): New static vars.
3175 (common_handle_option): Enable those flags for profile-use.
3176 (decode_options): Remove optimize_size flags that are handled
3177 on higher granuality.
3178 * tree-vectorizer.c (vectorize_loops): Use
3179 optimize_loop_nest_for_speed_p.
3180 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3181 * tree-predcom.c (tree_predictive_commoning): Use
3182 optimize_loop_for_speed_p.
3183 * varasm.c (assemble_start_function): Use
3184 optimize_function_for_speed_p.
3185 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3186 * predict.c (optimize_loop_for_speed_p): Fix walk.
3188 2008-08-30 Jan Hubicka <jh@suse.cz>
3190 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3192 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3193 profile presence locally.
3195 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3198 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3199 versions before 4.0.
3201 2008-08-29 Jan Hubicka <jh@suse.cz>
3203 * tree-inline.c (insert_init_stmt): Insert sequence even when
3206 2008-08-29 Jeff Law <law@redhat.com>
3208 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3209 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3210 location and class is an FP register.
3212 2008-08-29 Jan Hubicka <jh@suse.cz>
3214 * see.c (see_merge_one_def_extension): Silence used uninitialized
3216 * matrix-reorg.c (check_allocation_function): Likewise.
3217 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3219 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3222 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3223 compute new & and | in type rather than TREE_TYPE (arg0).
3225 * dwarf2out.c (fortran_common): Update comment.
3226 (gen_variable_die): Swap com_die and var_die variables in Fortran
3227 COMMON block handling code.
3229 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3231 * dwarf2out.c (gen_const_die): New function.
3232 (size_of_die, value_format, output_die): Output larger
3233 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3234 (native_encode_initializer): New function.
3235 (tree_add_const_value_attribute): Call it.
3236 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3238 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3239 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3240 TREE_THIS_VOLATILE to add_type_attribute.
3242 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3244 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3247 * dwarf2out.c (loc_by_reference): New function.
3248 (add_location_or_const_value_attribute): Use it.
3251 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3252 as DW_TAG_variable children of DW_TAG_common_block rather than
3253 DW_TAG_member children. Put DW_AT_external to individual
3254 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3256 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3257 loc_descriptor_from_tree_1.
3261 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3262 arguments to imported_module_or_decl.
3263 (debug_nothing_tree_tree): Removed.
3264 (debug_nothing_tree_tree_tree_bool): New prototype.
3265 * debug.c (do_nothing_debug_hooks): Adjust.
3266 (debug_nothing_tree_tree): Removed.
3267 (debug_nothing_tree_tree_tree_bool): New function.
3268 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3269 (gen_variable_die): Put all common vars for the
3270 same COMMON block under one DW_TAG_common_block.
3271 (declare_in_namespace): Return new context_die, for Fortran
3272 return the module DIE instead of adding extra declarations into
3274 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3275 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3276 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3278 (dwarf2out_global_decl): Don't skip Fortran global vars.
3279 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3280 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3281 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3282 DW_TAG_imported_declaration as child of previous
3283 DW_TAG_imported_module.
3284 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3285 * sdbout.c (sdb_debug_hooks): Likewise.
3286 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3288 2008-08-29 Jan Hubicka <jh@suse.cz>
3290 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3292 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3293 * ipa-cp.c (n_cloning_candidates): New static variable.
3294 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3295 (ipcp_print_all_lattices): Improve debug output.
3296 (ipcp_cloning_candidate_p): New function.
3297 (ipcp_initialize_node_lattices): Use it.
3298 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3299 (ipcp_propagate_stage): Prettier debug output.
3300 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3301 (ipcp_print_all_structures): Remove.
3302 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3303 (ipcp_insert_stage): Prettier debug output; call
3304 cgraph_remove_unreachable_nodes before propagating.
3305 (pass_ipa_cp): Schedule function removal pass.
3306 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3308 (cgraph_maybe_hot_edge_p): Move to ...
3309 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3310 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3311 (common_handle_option): Set them; enable ipa-cp when profiling.
3312 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3313 (ipa_print_all_jump_functions): Likewise.
3314 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3315 (ipa_print_node_params, ipa_print_all_params): New.
3316 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3317 ipa_print_all_param_flags): Remove.
3318 (ipa_print_node_params, ipa_print_all_params): New.
3320 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3322 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3323 change from 2008-04-03.
3324 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3326 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3329 * ira-color.c (push_allocnos_to_stack): Truncate
3330 removed_splay_allocno_vec.
3332 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3335 * ira-color (ira_fast_allocation): Don't assign hard registers to
3338 2008-08-29 Jan Hubicka <jh@suse.cz>
3341 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3342 for cold internal loops.
3344 2008-08-29 Richard Guenther <rguenther@suse.de>
3346 * tree-ssa-structalias.c (create_variable_info_for): Do not
3347 create fields for heap vars or vars with a noalias state.
3348 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3351 2008-08-29 Richard Guenther <rguenther@suse.de>
3353 * common.opt (ftree-store-ccp): Mark as preserved for
3354 backward compatibility.
3355 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3356 * tree-pass.h (pass_store_ccp): Remove.
3357 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3358 (first_vdef): Remove declaration.
3359 (get_value_loaded_by): Likewise.
3360 * tree-ssa-ccp.c (do_store_ccp): Remove.
3361 (get_default_value): Simplify as do_store_ccp is always false
3362 now. Do not initialize mem_ref.
3363 (set_value_varying): Likewise.
3364 (canonicalize_float_value): Likewise.
3365 (set_lattice_value): Likewise.
3366 (likely_value): Likewise.
3367 (surely_varying_stmt_p): Likewise.
3368 (ccp_initialize): Likewise.
3369 (ccp_lattice_meet): Likewise.
3370 (ccp_visit_phi_node): Likewise.
3371 (ccp_fold): Likewise.
3372 (evaluate_stmt): Likewise.
3373 (visit_assignment): Likewise.
3374 (ccp_visit_stmt): Likewise.
3375 (execute_ssa_ccp): Fold into ...
3376 (do_ssa_ccp): ... this.
3377 (do_ssa_store_ccp): Remove.
3378 (gate_store_ccp): Likewise.
3379 (pass_store_ccp): Likewise.
3380 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3382 * tree-ssa-propagate.c (first_vdef): Remove.
3383 (get_value_loaded_by): Likewise.
3384 (replace_vuses_in): Likewise.
3385 (substitute_and_fold): Do not call replace_vuses_in.
3386 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3388 2008-08-29 Richard Guenther <rguenther@suse.de>
3391 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3392 PARAM_NOALIAS tags with is_heapvar.
3393 * tree-ssa-operands.c (access_can_touch_variable): Offset
3394 based tests do not apply for heapvars. Fix offset test.
3396 2008-08-29 Jan Hubicka <jh@suse.cz>
3398 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3399 (-fipa-cp-clone): Enabled by default at -O3.
3400 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3401 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3403 2008-08-29 Jan Hubicka <jh@suse.cz>
3405 * tree.c (build_function_type_skip_args,
3406 build_function_decl_skip_args): New functions.
3407 * tree.h (build_function_type_skip_args,
3408 build_function_decl_skip_args): Declare.
3409 * gimple.c (giple_copy_call_skip_args): New function.
3410 (giple_copy_call_skip_args): Declare.
3412 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3413 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3414 (ipcp_node_modifiable_p): ... this one; use
3415 tree_versionable_function_p.
3416 (ipcp_create_replace_map): Improve debug output.
3417 (ipcp_need_redirect_p): Return false when not clonning.
3418 (ipcp_update_callgraph): Skip args.
3419 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3421 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3422 (save_inline_function_body): Update call of tree_function_versioning.
3423 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3424 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3426 (tree_function_versioning): Likewise.
3427 * tree-inline.h (tree_function_versioning): Update prototype.
3429 2008-08-29 Jan Hubicka <jh@suse.cz>
3431 * loop-unswitch.c (unswitch_single_loop): Use
3432 optimize_loop_for_speed_p.
3433 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3434 Use optimize_function_for_size_p.
3435 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3436 * postreload-gcse.c (eliminate_partially_redundant_load):
3437 Use optimize_bb_for_size_p.
3438 * value-prof.c (gimple_divmod_fixed_value_transform,
3439 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3440 gimple_stringops_transform): Use optimize_bb_for_size_p.
3441 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3442 * final.c (compute_alignments): Use optimize_function_for_size_p.
3443 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3444 (fold_builtin_strcpy, fold_builtin_fputs): Use
3445 optimize_function_for_size_p.
3446 * fold-const.c (tree_swap_operands_p): Use
3447 optimize_function_for_size_p.
3448 * recog.c (relax_delay_slots): Likewise.
3449 * tree-ssa-math-opts.c (replace_reciprocal):
3450 Use optimize_bb_for_speed_p.
3451 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3452 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3453 optimize_function_for_size_p.
3454 (cgraph_decide_inlining_of_small_function): Use
3455 optimize_function_for_size_p.
3456 * global.c (find_reg): Use optimize_function_for_size_p.
3457 * opts.c (decode_options): Do not clear flag_tree_ch,
3458 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3459 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3460 work it out from profile.
3461 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3462 optimize_loop_for_speed_p.
3463 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3465 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3466 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3467 * tree-eh.c (decide_copy_try_finally): Use
3468 optimize_function_for_size_p.
3469 * local-alloc.c (block_alloc): Pass BB pointer.
3470 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3471 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3472 * loop-unroll.c (decide_unrolling_and_peeling):
3473 Use optimize_loop_for_size_p.
3474 (decide_peel_completely): Likewise.
3475 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3476 optimize_loop_for_size_p.
3477 (vect_enhance_data_refs_alignment): Likewise.
3478 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3479 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3481 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3482 (try_crossjump_bb): Use optimize_bb_for_size_p.
3483 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3484 optimize_loop_for_speed_p.
3485 * bb-reorder.c (find_traces_1_round): Likewise.
3486 (copy_bb): Use optimize_bb_for_speed_p.
3487 (duplicate_computed_gotos): Likewise.
3488 * basic-block.h (optimize_loop_nest_for_size_p,
3489 optimize_loop_nest_for_speed_p): New.
3490 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3492 2008-08-29 Tristan Gingold <gingold@adacore.com>
3494 * gcov.c (main): Call expandargv.
3496 2008-08-29 Jan Hubicka <jh@suse.cz>
3498 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3500 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3502 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3503 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3505 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3507 2008-08-29 Jan Hubicka <jh@suse.cz>
3509 * tree-pass.h (pass_strip_predict_hints): Declare.
3510 * predict.c (strip_builtin_expect): Rename to ...
3511 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3512 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3513 (tree_estimate_probability): Do not strip builtin_expect.
3514 (pass_strip_predict_hints): New pass.
3515 * tree-inline.c (expand_call_inline): When inlining cold function,
3516 predict it as unlikely.
3517 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3519 2008-08-29 Richard Guenther <rguenther@suse.de>
3521 PR tree-optimization/37207
3522 * tree-vrp.c (extract_range_from_binary_expr): Also try
3523 to constant fold if only one of the operands is a constant.
3525 2008-08-29 Nick Clifton <nickc@redhat.com>
3527 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3528 the same way as SYMBOL_REFs.
3530 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3532 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3534 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3536 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3537 * config/mips/mips.md (branch_likely): Remove const. Fix
3539 (define_delay for type "branch"): Change to only apply for branch
3540 with likely variant.
3541 (define_delay for type "branch" and "branch_likely" no). New delay
3543 (equality_op): New code iterator.
3544 (bbv, bbinv): New code attributes.
3545 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3548 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3549 Andrew Pinski <pinskia@gcc.gnu.org>
3552 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3554 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3556 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3557 rule that a symbolic constant must be defined and >= 0 for the
3558 corresponding facility to be present at compile-time.
3559 * gthr-posix.c: Likewise.
3561 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3563 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3564 * config/mips/mips.md (D): New mode attribute.
3565 (mulsi3, muldi3): Merge it into ...
3566 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3567 (muldi3_mul3): New pattern.
3568 (mulsi3_mult3): Rename to mulsi3_mul3.
3570 2008-08-28 Jan Hubicka <jh@suse.cz>
3572 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3574 * predict.c (always_optimize_for_size_p): Rename to ...
3575 (optimize_function_for_size): ... this one; make extern.
3576 (optimize_function_for_speed_p): New.
3577 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3578 optimize_edge_for_size_p,optimize_edge_for_size_p,
3579 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3580 * basic-block.h (optimize_function_for_size_p,
3581 optimize_function_for_speed_p): Declare.
3582 * i386.md (optimize_size checks): Replace them by appropriate
3584 (standard_80387_constant_p, ix86_compute_frame_layout,
3585 ix86_expand_epilogue, ix86_decompose_address,
3586 print_operand, emit_i387_cw_initialization,
3587 inline_memory_move_cost, ix86_pad_returns,
3588 ix86_reorg): Replace optimize_size checks.
3590 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3592 * rtl.h (simplify_subreg_regno): Declare.
3593 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3594 * simplify-rtx.c (simplify_subreg): ...here.
3595 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3596 subreg_offset_representable_p.
3598 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3601 * c-typeck.c (convert_for_assignment): Give a note describing what
3602 was passed and what was expected.
3604 2008-08-28 Joey Ye <joey.ye@intel.com>
3606 * doc/extend.texi: Document AVX built-in functions.
3607 * doc/invoke.texi: Document -mavx.
3609 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3610 Joey Ye <joey.ye@intel.com>
3611 Xuepeng Guo <xuepeng.guo@intel.com>
3613 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
3615 * config/i386/cpuid.h (bit_FMA): New.
3616 (bit_XSAVE): Likewise.
3617 (bit_OSXSAVE): Likewise.
3618 (bit_AVX): Likewise.
3620 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3621 define. Use ASM_OUTPUT_AVX_PREFIX.
3623 * config/i386/gmmintrin.h: New.
3625 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3626 (OPTION_MASK_ISA_AVX_SET): New.
3627 (OPTION_MASK_ISA_FMA_SET): Likewise.
3628 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3629 (OPTION_MASK_ISA_FMA_SET): Likewise.
3630 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3631 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3632 (pta_flags): Add PTA_AVX and PTA_FMA.
3633 (override_options): Handle PTA_AVX and PTA_FMA.
3634 (init_cumulative_args): Handle warn_avx.
3635 (classify_argument): Return 0 for COImode and OImode. Return
3636 1 and X86_64_AVX_CLASS for 256bit vector types.
3637 (examine_argument): Handle X86_64_AVX_CLASS.
3638 (construct_container): Likewise.
3639 (function_arg_advance_32): Pass OImode and 256bit vector types
3641 (function_arg_advance_64): Take a new argument to indicate if a
3642 parameter is named. Handle 256bit vector types. Return
3643 immediately for unnamed 256bit vector mode parameters.
3644 (function_arg_advance): Updated.
3645 (function_arg_32): Add comments for TImode. Handle OImode
3646 and 256bit vector types.
3647 (function_arg_64): Take a new argument to indicate if a
3648 parameter is named. Handle 256bit vector types. Return NULL
3649 for unnamed 256bit vector mode parameters.
3650 (function_arg): Updated.
3651 (setup_incoming_varargs_64): Support
3652 AVX encoding for *sse_prologue_save_insn.
3653 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3654 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3655 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3656 enabled, otherwise return -3.
3657 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3659 (print_reg): Support AVX registers. Handle 'x' and 't'.
3660 Handle 'd' to duplicate the operand.
3661 (print_operand): Likewise. Also support AVX vector compare
3663 (output_387_binary_op): Support AVX.
3664 (output_fp_compare): Likewise.
3665 (ix86_expand_vector_move_misalign): Likewise.
3666 (ix86_attr_length_vex_default): New.
3667 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3668 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3669 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3670 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3671 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3672 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3673 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3674 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3675 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3676 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3677 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3678 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3679 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3680 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3681 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3682 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3683 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3684 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3685 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3686 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3687 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3688 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3689 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3690 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3691 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3692 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3693 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3694 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3695 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3696 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3697 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3698 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3699 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3700 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3701 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3702 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3703 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3704 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3705 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3706 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3707 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3708 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3709 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3710 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3711 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3712 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3713 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3714 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3715 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3716 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3717 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3718 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3719 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3720 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3721 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3722 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3723 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3724 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3725 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3726 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3727 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3728 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3729 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3730 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3731 and IX86_BUILTIN_MOVMSKPS256,
3732 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3733 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3734 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3735 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3736 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3737 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3738 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3739 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3740 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3741 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3742 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3743 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3744 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3745 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3746 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3747 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3748 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3749 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3750 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3751 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3752 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3753 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3754 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3755 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3756 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3757 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3758 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3759 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3760 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3761 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3762 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3763 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3764 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3765 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3766 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3767 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3768 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3769 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3770 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3771 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3772 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3773 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3774 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3775 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3776 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3777 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3778 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3779 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3780 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3781 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3782 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3783 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3784 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3785 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3786 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3787 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3788 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3789 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3791 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3792 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3793 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3794 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3795 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3796 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3797 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3798 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3799 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3800 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3801 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3802 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3803 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3804 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3805 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3806 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3807 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3808 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3809 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3810 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3811 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3812 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3813 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3814 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3815 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3816 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3817 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3818 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3819 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3820 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3821 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3822 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3823 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3824 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
3825 IX86_BUILTIN_MOVMSKPS256.
3826 (ix86_init_mmx_sse_builtins): Support AVX builtins.
3827 (ix86_expand_args_builtin): Likewise.
3828 (ix86_expand_special_args_builtin): Likewise.
3829 (ix86_hard_regno_mode_ok): Handle AVX modes.
3830 (ix86_expand_vector_init_duplicate): Likewise.
3831 (ix86_expand_vector_init_one_nonzero): Likewise.
3832 (ix86_expand_vector_init_one_var): Likewise.
3833 (ix86_expand_vector_init_concat): Likewise.
3834 (ix86_expand_vector_init_general): Likewise.
3835 (ix86_expand_vector_set): Likewise.
3836 (ix86_vector_mode_supported_p): Likewise.
3837 (x86_extended_reg_mentioned_p): Check INSN_P before using
3840 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
3841 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
3843 * config/i386/i386.h (TARGET_AVX): New.
3844 (TARGET_FMA): Likewise.
3845 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
3846 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
3847 (VALID_AVX256_REG_MODE): New.
3848 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3849 (AVX_FLOAT_MODE_P): Likewise.
3850 (AVX128_VEC_FLOAT_MODE_P): Likewise.
3851 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3852 (AVX_VEC_FLOAT_MODE_P): Likewise.
3853 (ASM_OUTPUT_AVX_PREFIX): Likewise.
3854 (ASM_OUTPUT_OPCODE): Likewise.
3855 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
3857 (SSE_REG_MODE_P): Allow 256bit vector modes.
3858 (ix86_args): Add a warn_avx field.
3860 * config/i386/i386.md (UNSPEC_PCMP): New.
3861 (UNSPEC_VPERMIL): Likewise.
3862 (UNSPEC_VPERMIL2): Likewise.
3863 (UNSPEC_VPERMIL2F128): Likewise.
3864 (UNSPEC_MASKLOAD): Likewise.
3865 (UNSPEC_MASKSTORE): Likewise.
3866 (UNSPEC_CAST): Likewise.
3867 (UNSPEC_VTESTP): Likewise.
3868 (UNSPECV_VZEROALL): Likewise.
3869 (UNSPECV_VZEROUPPER): Likewise.
3870 (XMM0_REG): Likewise.
3871 (XMM1_REG): Likewise.
3872 (XMM2_REG): Likewise.
3873 (XMM3_REG): Likewise.
3874 (XMM4_REG): Likewise.
3875 (XMM5_REG): Likewise.
3876 (XMM6_REG): Likewise.
3877 (XMM8_REG): Likewise.
3878 (XMM9_REG): Likewise.
3879 (XMM10_REG): Likewise.
3880 (XMM11_REG): Likewise.
3881 (XMM12_REG): Likewise.
3882 (XMM13_REG): Likewise.
3883 (XMM14_REG): Likewise.
3884 (XMM15_REG): Likewise.
3886 (prefix_vex_imm8): Likewise.
3887 (prefix_vex_w): Likewise.
3888 (length_vex): Likewise.
3891 (*avx_ashlti3): Likewise.
3892 (*avx_lshrti3): Likewise.
3893 (*avx_setcc<mode>): Likewise.
3894 (*fop_<mode>_comm_mixed_avx): Likewise.
3895 (*fop_<mode>_comm_avx): Likewise.
3896 (*fop_<mode>_1_mixed_avx): Likewise.
3897 (*fop_<mode>_1_avx): Likewise.
3898 (*avx_<code><mode>3): Likewise.
3899 (*avx_ieee_smin<mode>3): Likewise.
3900 (*avx_ieee_smax<mode>3): Likewise.
3901 (mode): Add OI, V8SF and V4DF.
3902 (length): Support VEX prefix.
3903 (*cmpfp_i_mixed): Set prefix attribute.
3904 (*cmpfp_i_sse): Likewise.
3905 (*cmpfp_iu_mixed): Likewise.
3906 (*cmpfp_iu_sse): Likewise.
3907 (*movsi_1): Support AVX.
3908 (*movdi_2): Likewise.
3909 (*movdi_1_rex64): Likewise.
3910 (*movti_internal): Likewise.
3911 (*movti_rex64): Likewise.
3912 (*movsf_1): Likewise.
3913 (*movdf_nointeger): Likewise.
3914 (*movdf_integer_rex64): Likewise.
3915 (*movtf_internal): Likewise.
3916 (zero_extendsidi2_32): Likewise.
3917 (zero_extendsidi2_rex64): Likewise.
3918 (*extendsfdf2_mixed): Likewise.
3919 (*extendsfdf2_sse): Likewise.
3920 (*truncdfsf_fast_mixed): Likewise.
3921 (*truncdfsf_fast_sse): Likewise.
3922 (*truncdfsf_mixed): Likewise.
3923 (fix_trunc<mode>di_sse): Likewise.
3924 (fix_trunc<mode>si_sse): Likewise.
3925 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
3926 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
3927 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
3928 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
3929 (*rcpsf2_sse): Likewise.
3930 (*rsqrtsf2_sse): Likewise.
3931 (*sqrt<mode>2_sse): Likewise.
3932 (sse4_1_round<mode>2): Likewise.
3933 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
3934 Support AVX. Set length attribute properly for AVX.
3936 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
3937 (VECTOR_MODES (FLOAT, 32)): Likewise.
3938 (VECTOR_MODE (INT, DI, 8)): Likewise.
3939 (VECTOR_MODE (INT, HI, 32)): Likewise.
3940 (VECTOR_MODE (INT, QI, 64)): Likewise.
3941 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
3942 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
3943 (VECTOR_MODE (INT, DI, 4)): Removed.
3944 (VECTOR_MODE (INT, SI, 8)): Likewise.
3945 (VECTOR_MODE (INT, HI, 16)): Likewise.
3946 (VECTOR_MODE (INT, QI, 32)): Likewise.
3947 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
3948 (INT_MODE (OI, 32)): Likewise.
3950 * config/i386/i386.opt (mavx): New.
3953 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
3955 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
3956 (*mov<mode>_internal_avx): New.
3957 (*movv2sf_internal_rex64_avx): Likewise.
3958 (*movv2sf_internal_avx): Likewise.
3960 * config/i386/predicates.md (const_4_to_5_operand): New.
3961 (const_6_to_7_operand): Likewise.
3962 (const_8_to_11_operand): Likewise.
3963 (const_12_to_15_operand): Likewise.
3964 (avx_comparison_float_operator): Likewise.
3966 * config/i386/sse.md (AVX256MODEI): New.
3967 (AVX256MODE): Likewise.
3968 (AVXMODEQI): Likewise.
3969 (AVXMODE): Likewise.
3970 (AVX256MODEF2P): Likewise.
3971 (AVX256MODE2P): Likewise.
3972 (AVX256MODE4P): Likewise.
3973 (AVX256MODE8P): Likewise.
3974 (AVXMODEF2P): Likewise.
3975 (AVXMODEF4P): Likewise.
3976 (AVXMODEDCVTDQ2PS): Likewise.
3977 (AVXMODEDCVTPS2DQ): Likewise.
3978 (avxvecmode): Likewise.
3979 (avxvecpsmode): Likewise.
3980 (avxhalfvecmode): Likewise.
3981 (avxscalarmode): Likewise.
3982 (avxcvtvecmode): Likewise.
3983 (avxpermvecmode): Likewise.
3984 (avxmodesuffixf2c): Likewise.
3985 (avxmodesuffixp): Likewise.
3986 (avxmodesuffixs): Likewise.
3987 (avxmodesuffix): Likewise.
3988 (vpermilbits): Likewise.
3989 (pinsrbits): Likewise.
3990 (mov<mode>): Likewise.
3991 (*mov<mode>_internal): Likewise.
3992 (push<mode>1): Likewise.
3993 (movmisalign<mode>): Likewise.
3994 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3995 (avx_movdqu<avxmodesuffix>): Likewise.
3996 (avx_lddqu<avxmodesuffix>): Likewise.
3997 (<plusminus_insn><mode>3): Likewise.
3998 (*avx_<plusminus_insn><mode>3): Likewise.
3999 (*avx_vm<plusminus_insn><mode>3): Likewise.
4000 (mul<mode>3): Likewise.
4001 (*avx_mul<mode>3): Likewise.
4002 (*avx_vmmul<mode>3): Likewise.
4003 (divv8sf3): Likewise.
4004 (divv4df3): Likewise.
4005 (avx_div<mode>3): Likewise.
4006 (*avx_div<mode>3): Likewise.
4007 (*avx_vmdiv<mode>3): Likewise.
4008 (avx_rcpv8sf2): Likewise.
4009 (*avx_vmrcpv4sf2): Likewise.
4010 (sqrtv8sf2): Likewise.
4011 (avx_sqrtv8sf2): Likewise.
4012 (*avx_vmsqrt<mode>2): Likewise.
4013 (rsqrtv8sf2): Likewise.
4014 (avx_rsqrtv8sf2): Likewise.
4015 (*avx_vmrsqrtv4sf2): Likewise.
4016 (<code><mode>3): Likewise.
4017 (*avx_<code><mode>3_finite): Likewise.
4018 (*avx_<code><mode>3): Likewise.
4019 (*avx_vm<code><mode>3): Likewise.
4020 (*avx_ieee_smin<mode>3): Likewise.
4021 (*avx_ieee_smax<mode>3): Likewise.
4022 (avx_addsubv8sf3): Likewise.
4023 (avx_addsubv4df3): Likewise.
4024 (*avx_addsubv4sf3): Likewise.
4025 (*avx_addsubv2df3): Likewise.
4026 (avx_h<plusminus_insn>v4df3): Likewise.
4027 (avx_h<plusminus_insn>v8sf3): Likewise.
4028 (*avx_h<plusminus_insn>v4sf3): Likewise.
4029 (*avx_h<plusminus_insn>v2df3): Likewise.
4030 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4031 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4032 (*avx_maskcmp<mode>3): Likewise.
4033 (avx_nand<mode>3): Likewise.
4034 (*avx_<code><mode>3): Likewise.
4035 (*avx_nand<mode>3): Likewise.
4036 (*avx_<code><mode>3): Likewise.
4037 (*avx_cvtsi2ss): Likewise.
4038 (*avx_cvtsi2ssq): Likewise.
4039 (*avx_cvtsi2sd): Likewise.
4040 (*avx_cvtsi2sdq): Likewise.
4041 (*avx_cvtsd2ss): Likewise.
4042 (avx_cvtss2sd): Likewise.
4043 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4044 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4045 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4046 (*avx_cvtsi2sd): Likewise.
4047 (*avx_cvtsi2sdq): Likewise.
4048 (avx_cvtdq2pd256): Likewise.
4049 (avx_cvtpd2dq256): Likewise.
4050 (avx_cvttpd2dq256): Likewise.
4051 (*avx_cvtsd2ss): Likewise.
4052 (*avx_cvtss2sd): Likewise.
4053 (avx_cvtpd2ps256): Likewise.
4054 (avx_cvtps2pd256): Likewise.
4055 (*avx_movhlps): Likewise.
4056 (*avx_movlhps): Likewise.
4057 (avx_unpckhps256): Likewise.
4058 (*avx_unpckhps): Likewise.
4059 (avx_unpcklps256): Likewise.
4060 (*avx_unpcklps): Likewise.
4061 (avx_movshdup256): Likewise.
4062 (avx_movsldup256): Likewise.
4063 (avx_shufps256): Likewise.
4064 (avx_shufps256_1): Likewise.
4065 (*avx_shufps_<mode>): Likewise.
4066 (*avx_loadhps): Likewise.
4067 (*avx_storelps): Likewise.
4068 (*avx_loadlps): Likewise.
4069 (*avx_movss): Likewise.
4070 (*vec_dupv4sf_avx): Likewise.
4071 (*vec_concatv2sf_avx): Likewise.
4072 (*vec_concatv4sf_avx): Likewise.
4073 (*vec_setv4sf_0_avx): Likewise.
4074 (*vec_setv4sf_avx): Likewise.
4075 (*avx_insertps): Likewise.
4076 (avx_vextractf128<mode>): Likewise.
4077 (vec_extract_lo_<mode>): Likewise.
4078 (vec_extract_hi_<mode>): Likewise.
4079 (vec_extract_lo_<mode>): Likewise.
4080 (vec_extract_hi_<mode>): Likewise.
4081 (vec_extract_lo_v16hi): Likewise.
4082 (vec_extract_hi_v16hi): Likewise.
4083 (vec_extract_lo_v32qi): Likewise.
4084 (vec_extract_hi_v32qi): Likewise.
4085 (avx_unpckhpd256): Likewise.
4086 (*avx_unpckhpd): Likewise.
4087 (avx_movddup256): Likewise.
4088 (*avx_movddup): Likewise.
4089 (avx_unpcklpd256): Likewise.
4090 (*avx_unpcklpd): Likewise.
4091 (avx_shufpd256): Likewise.
4092 (avx_shufpd256_1): Likewise.
4093 (*avx_punpckhqdq): Likewise.
4094 (*avx_punpcklqdq): Likewise.
4095 (*avx_shufpd_<mode>): Likewise.
4096 (*avx_storehpd): Likewise.
4097 (*avx_loadhpd): Likewise.
4098 (*avx_loadlpd): Likewise.
4099 (*avx_movsd): Likewise.
4100 (*vec_concatv2df_avx): Likewise.
4101 (*avx_<plusminus_insn><mode>3): Likewise.
4102 (*avx_<plusminus_insn><mode>3): Likewise.
4103 (*avx_mulv8hi3): Likewise.
4104 (*avxv8hi3_highpart): Likewise.
4105 (*avx_umulv8hi3_highpart): Likewise.
4106 (*avx_umulv2siv2di3): Likewise.
4107 (*avx_mulv2siv2di3): Likewise.
4108 (*avx_pmaddwd): Likewise.
4109 (*avx_mulv4si3): Likewise.
4110 (*avx_ashr<mode>3): Likewise.
4111 (*avx_lshr<mode>3): Likewise.
4112 (*avx_ashl<mode>3): Likewise.
4113 (*avx_<code><mode>3): Likewise.
4114 (*avx_eq<mode>3): Likewise.
4115 (*avx_gt<mode>3): Likewise.
4116 (*avx_nand<mode>3): Likewise.
4117 (*avx_nand<mode>3): Likewise.
4118 (*avx_<code><mode>3): Likewise.
4119 (*avx_<code><mode>3): Likewise.
4120 (*avx_packsswb): Likewise.
4121 (*avx_packssdw): Likewise.
4122 (*avx_packuswb): Likewise.
4123 (*avx_punpckhbw): Likewise.
4124 (*avx_punpcklbw): Likewise.
4125 (*avx_punpckhwd): Likewise.
4126 (*avx_punpcklwd): Likewise.
4127 (*avx_punpckhdq): Likewise.
4128 (*avx_punpckldq): Likewise.
4129 (*avx_pinsr<avxmodesuffixs>): Likewise.
4130 (*avx_pinsrq): Likewise.
4131 (*avx_loadld): Likewise.
4132 (*vec_extractv2di_1_rex64_avx): Likewise.
4133 (*vec_extractv2di_1_avx): Likewise.
4134 (*vec_dupv2di_avx): Likewise.
4135 (*vec_concatv2si_avx): Likewise.
4136 (*vec_concatv4si_1_avx): Likewise.
4137 (*vec_concatv2di_avx): Likewise.
4138 (*vec_concatv2di_rex64_avx): Likewise.
4139 (*avx_uavgv16qi3): Likewise.
4140 (*avx_uavgv8hi3): Likewise.
4141 (*avx_psadbw): Likewise.
4142 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4143 (*avx_phaddwv8hi3): Likewise.
4144 (*avx_phadddv4si3): Likewise.
4145 (*avx_phaddswv8hi3): Likewise.
4146 (*avx_phsubwv8hi3): Likewise.
4147 (*avx_phsubdv4si3): Likewise.
4148 (*avx_phsubswv8hi3): Likewise.
4149 (*avx_pmaddubsw128): Likewise.
4150 (*avx_pmulhrswv8hi3): Likewise.
4151 (*avx_pshufbv16qi3): Likewise.
4152 (*avx_psign<mode>3): Likewise.
4153 (*avx_palignrti): Likewise.
4154 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4155 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4156 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4157 (*avx_mpsadbw): Likewise.
4158 (*avx_packusdw): Likewise.
4159 (*avx_pblendvb): Likewise.
4160 (*avx_pblendw): Likewise.
4161 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4162 (avx_ptest256): Likewise.
4163 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4164 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4165 (*avx_aesenc): Likewise.
4166 (*avx_aesenclast): Likewise.
4167 (*avx_aesdec): Likewise.
4168 (*avx_aesdeclast): Likewise.
4169 (avx_vzeroupper): Likewise.
4170 (avx_vzeroupper_rex64): Likewise.
4171 (avx_vpermil<mode>): Likewise.
4172 (avx_vpermilvar<mode>3): Likewise.
4173 (avx_vpermil2<mode>3): Likewise.
4174 (avx_vperm2f128<mode>3): Likewise.
4175 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4176 (avx_vbroadcastss256): Likewise.
4177 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4178 (avx_vinsertf128<mode>): Likewise.
4179 (vec_set_lo_<mode>): Likewise.
4180 (vec_set_hi_<mode>): Likewise.
4181 (vec_set_lo_<mode>): Likewise.
4182 (vec_set_hi_<mode>): Likewise.
4183 (vec_set_lo_v16hi): Likewise.
4184 (vec_set_hi_v16hi): Likewise.
4185 (vec_set_lo_v32qi): Likewise.
4186 (vec_set_hi_v32qi): Likewise.
4187 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4188 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4189 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4190 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4191 (vec_init<mode>): Likewise.
4192 (*vec_concat<mode>_avx): Likewise.
4193 (blendbits): Support V8SF and V4DF.
4194 (sse2_movq128): Support AVX.
4195 (<sse>_movnt<mode>): Likewise.
4196 (sse2_movntv2di): Likewise.
4197 (sse_rcpv4sf2): Likewise.
4198 (sse_sqrtv4sf2): Likewise.
4199 (sse_rsqrtv4sf2): Likewise.
4200 (<sse>_comi): Likewise.
4201 (<sse>_ucomi): Likewise.
4202 (sse_cvtss2si): Likewise.
4203 (sse_cvtss2si_2): Likewise.
4204 (sse_cvtss2siq): Likewise.
4205 (sse_cvtss2siq_2): Likewise.
4206 (sse_cvttss2si): Likewise.
4207 (sse_cvttss2siq): Likewise.
4208 (sse2_cvtsd2si): Likewise.
4209 (sse2_cvtsd2si_2): Likewise.
4210 (sse2_cvtsd2siq): Likewise.
4211 (sse2_cvtsd2siq_2): Likewise.
4212 (sse2_cvttsd2si): Likewise.
4213 (sse2_cvttsd2siq): Likewise.
4214 (sse2_cvtdq2pd): Likewise.
4215 (*sse2_cvtpd2dq): Likewise.
4216 (*sse2_cvttpd2dq): Likewise.
4217 (*sse2_cvtpd2ps): Likewise.
4218 (sse2_cvtps2pd): Likewise.
4219 (sse3_movshdup): Likewise.
4220 (sse3_movsldup): Likewise.
4221 (sse_storehps): Likewise.
4222 (*sse4_1_extractps): Likewise.
4223 (sse2_storelpd): Likewise.
4224 (vec_dupv2df_sse3): Likewise.
4225 (*vec_concatv2df_sse3): Likewise.
4226 (*sse4_1_pextrb): Likewise.
4227 (*sse4_1_pextrb_memory): Likewise.
4228 (*sse2_pextrw): Likewise.
4229 (*sse4_1_pextrw_memory): Likewise.
4230 (*sse4_1_pextrd): Likewise.
4231 (*sse4_1_pextrq): Likewise.
4232 (sse2_pshufd_1): Likewise.
4233 (sse2_pshuflw_1): Likewise.
4234 (sse2_pshufhw_1): Likewise.
4235 (*sse2_storeq_rex64): Likewise.
4236 (*vec_dupv4si): Likewise.
4237 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4238 (sse2_pmovmskb): Likewise.
4239 (*sse2_maskmovdqu): Likewise.
4240 (*sse2_maskmovdqu_rex64): Likewise.
4241 (sse_ldmxcsr): Likewise.
4242 (sse_stmxcsr): Likewise.
4243 (abs<mode>2): Likewise.
4244 (sse4_1_movntdqa): Likewise.
4245 (sse4_1_phminposuw): Likewise.
4246 (sse4_1_extendv8qiv8hi2): Likewise.
4247 (*sse4_1_extendv8qiv8hi2): Likewise.
4248 (sse4_1_extendv4qiv4si2): Likewise.
4249 (*sse4_1_extendv4qiv4si2): Likewise.
4250 (sse4_1_extendv2qiv2di2): Likewise.
4251 (*sse4_1_extendv2qiv2di2): Likewise.
4252 (sse4_1_extendv4hiv4si2): Likewise.
4253 (*sse4_1_extendv4hiv4si2): Likewise.
4254 (sse4_1_extendv2hiv2di2): Likewise.
4255 (*sse4_1_extendv2hiv2di2): Likewise.
4256 (sse4_1_extendv2siv2di2): Likewise.
4257 (*sse4_1_extendv2siv2di2): Likewise.
4258 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4259 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4260 (sse4_1_zero_extendv4qiv4si2): Likewise.
4261 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4262 (sse4_1_zero_extendv2qiv2di2): Likewise.
4263 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4264 (sse4_1_zero_extendv4hiv4si2): Likewise.
4265 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4266 (sse4_1_zero_extendv2hiv2di2): Likewise.
4267 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4268 (sse4_1_zero_extendv2siv2di2): Likewise.
4269 (*sse4_1_zero_extendv2siv2di2): Likewise.
4270 (sse4_1_ptest): Likewise.
4271 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4272 (sse4_2_pcmpestri): Likewise.
4273 (sse4_2_pcmpestrm): Likewise.
4274 (sse4_2_pcmpistri): Likewise.
4275 (sse4_2_pcmpistrm): Likewise.
4277 (aeskeygenassist): Likewise.
4279 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4281 * config/i386/predicates.md (vzeroall_operation): New.
4283 * config/i386/sse.md (avx_vzeroall): New.
4284 (*avx_vzeroall): Likewise.
4286 2008-08-28 Paul Brook <paul@codesourcery.com>
4287 Mark Shinwell <shinwell@codesourcery.com>
4288 Richard Earnshaw <richard.earnshaw@arm.com>
4290 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4291 (TARGET_MIN_ANCHOR_OFFSET): New.
4292 (arm_override_options): Set correct anchor ranges for Thumb-1
4293 and Thumb-2 if required.
4294 (legitimize_pic_address): Handle case involving a TLS symbol
4295 reference with an addend.
4296 (arm_optimization_options): Enable section anchors at -O1 and
4298 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4299 * config/arm/arm-protos.h (arm_optimization_options): New.
4301 2008-08-28 Nick Clifton <nickc@redhat.com>
4303 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4304 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4307 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4308 * config/v850/v850.md (return): Remove frame size restriction.
4310 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4312 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4314 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4316 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4318 2008-08-28 Paul Brook <paul@codesourcery.com>
4320 * config/arm/vfp11.md: Update license notice.
4321 * config/arm/cortex-r4.md: Ditto.
4323 2008-08-28 Richard Guenther <rguenther@suse.de>
4325 PR tree-optimization/37207
4326 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4329 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4332 * tree.c (int_fits_type_p): Don't forget unsigned integers
4333 of type sizetype which higher end word equals -1.
4335 2008-08-28 Ira Rosen <irar@il.ibm.com>
4337 * target.h (struct vectorize): Add new target builtin.
4338 * tree-vectorizer.c (destroy_loop_vec_info): Call
4339 vect_free_slp_instance instead of vect_free_slp_node.
4340 * tree-vectorizer.h (enum slp_load_perm_type): New.
4341 (struct _slp_instance): Add new fields.
4342 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4343 (SLP_INSTANCE_LOADS): New.
4344 (vect_free_slp_tree): Remove.
4345 (vect_free_slp_instance): Declare.
4346 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4347 (vectorizable_load): Add argument.
4348 (vect_transform_slp_perm_load): New.
4349 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4351 (vect_get_place_in_interleaving_chain): New function.
4352 (vect_free_slp_tree): Make static.
4353 (vect_free_slp_instance): New function.
4354 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4355 collect the load location in the interleaving chain.
4356 (vect_supported_slp_permutation_p): New function.
4357 (vect_supported_load_permutation_p): Likewise.
4358 (vect_analyze_slp_instance): In case of loads permutation, call
4359 vect_supported_load_permutation_p to check that the permutation is
4361 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4362 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4363 (vect_create_mask_and_perm): New function.
4364 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4365 (vectorizable_load): Add an argument. Don't keep the created vectors
4366 statements in the node if permutation is required. Call
4367 vect_transform_slp_perm_load to generate the permutation.
4368 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4369 additional argument.
4370 (vect_schedule_slp_instance): In case of loads permutation, allocate
4371 vectorized statements structure for all the related SLP nodes. Call
4372 vect_transform_stmt with addditional argument.
4373 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4374 * config/spu/spu.c (spu_builtin_vec_perm): New.
4375 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4376 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4377 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4378 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4380 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4382 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4383 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4384 __gthread_cond_signal, __gthread_cond_timedwait,
4385 __gthread_cond_timedwait_recursive): New functions.
4386 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4388 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4391 2008-08-28 Richard Guenther <rguenther@suse.de>
4394 * fold-const.c (maybe_canonicalize_comparison_1): Require
4395 undefined overflow only for canonicalizing A +- CST cmp CST.
4396 Make sure to not generate new constants that are not inside
4397 their TYPE_MIN/MAX_VALUE range.
4398 (maybe_canonicalize_comparison): Remove undefined overflow
4400 (fold_binary): Remove now duplicate folding.
4402 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4404 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4405 use not updated in the last change.
4407 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4409 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4410 (IRA_COVER_CLASSES): Add FPUL_REGS.
4412 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4415 * c-common.c (conversion_warning): Check for null operands.
4417 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4420 * c-decl.c (check_for_loop_decls): Improve error message. Give
4423 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4426 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4427 (convert_for_assignment): Pass corrent OPT_W* parameter to
4428 WARN_FOR_ASSIGNMENT.
4430 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4433 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4435 2008-08-27 Paul Brook <paul@codesourcery.com>
4437 * config.gcc: Loosen checks for arm uclinux eabi targets.
4439 2008-08-27 Paul Brook <paul@codesourcery.com>
4441 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4443 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4445 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4447 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4448 the enumerators of an ENUMERAL_TYPE.
4449 * dbxout.c (dbxout_type): Ditto.
4451 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4454 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4455 (fwprop_addr): Check that the loop_father is not the outer loop.
4457 2008-08-26 Paul Brook <paul@codesourcery.com>
4459 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4460 Remove documentation entry for fmul type.
4461 Use fmuls to annotate single-precision multiplication patterns,
4462 fmuld to annotate double-precision multiplication patterns,
4463 fmacs to annotate single-precision multiply-accumulate patterns
4464 and fmacd to annotate double-precision multiply-accumulate patterns.
4465 * config/arm/vfp11.md: Update reservations accordingly.
4466 * config/arm/arm.md: Note that certain values of the "type"
4467 attribute are documented in vfp.md.
4468 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4469 (v10_cvt): Use new fmul types.
4471 2008-08-26 Paul Brook <paul@codesourcery.com>
4473 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4474 * config/arm/vfp11.md: ...here. New.
4475 * config/arm/arm.md: Include vfp11.md.
4477 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4479 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4480 parameter to inform call.
4482 2008-08-26 Jeff Law <law@redhat.com>
4484 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4485 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4486 preferred class when copying a constant into a partial word register.
4488 2008-08-26 Ben Elliston <bje@au.ibm.com>
4490 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4491 * cp/typeck.c: Likewise.
4492 * cp/tree.c: Likewise.
4493 * gimple-low.c: Likewise.
4496 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4498 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4499 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4501 * doc/passes.texi: Describe IRA.
4503 * doc/tm.texi (IRA_COVER_CLASSES,
4504 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4506 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4507 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4508 -fira-propagate-cost, -fno-ira-share-save-slots,
4509 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4511 * flags.h (ira_algorithm): New enumeration.
4512 (flag_ira_algorithm, flag_ira_verbose): New external variable
4515 * postreload.c (gate_handle_postreload): Don't do post reload
4516 optimizations unless the reload is completed.
4518 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4521 * tree-pass.h (pass_ira): New external variable declaration.
4523 * reload.h: Add 2008 to the Copyright.
4525 * cfgloopanal.c: Include params.h.
4526 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4529 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4531 * toplev.c (ira.h): New include.
4532 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4533 (backend_init_target): Call ira_init.
4534 (backend_init): Call ira_init_once.
4535 (finalize): Call finish_ira_once.
4537 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4538 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4541 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4542 may_move_out_cost): New external variable declarations.
4543 (move_table): New typedef.
4545 * caller-save.c: Include headers output.h and ira.h.
4546 (no_caller_save_reg_set): New global variable.
4547 (save_slots_num, save_slots): New variables.
4548 (reg_save_code, reg_restore_code, add_stored_regs): Add
4550 (init_caller_save): Set up no_caller_save_reg_set.
4551 (init_save_areas): Reset save_slots_num.
4552 (saved_hard_reg): New structure.
4553 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4554 (initiate_saved_hard_regs, new_saved_hard_reg,
4555 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4557 (setup_save_areas): Add code for sharing stack slots.
4558 (all_blocks): New variable.
4559 (save_call_clobbered_regs): Process pseudo-register too.
4560 (mark_set_regs): Process pseudo-register too.
4561 (insert_one_insn): Put the insn after bb note in a empty basic
4562 block. Add insn check.
4564 * global.c (eliminable_regset): Make it external.
4565 (mark_elimination): Use DF_LR_IN for IRA.
4566 (pseudo_for_reload_consideration_p): New.
4567 (build_insn_chain): Make it external. Don't ignore spilled
4568 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4569 (gate_handle_global_alloc): New function.
4570 (pass_global_alloc): Add the gate function.
4572 * opts.c (decode_options): Set up flag_ira. Print the warning for
4574 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4576 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4578 * regmove.c (regmove_optimize): Don't do replacement of output for
4581 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4582 New external variable declarations.
4584 * local-alloc.c (update_equiv_regs): Make it external. Return
4585 true if jump label rebuilding should be done. Rescan new_insn for
4587 (gate_handle_local_alloc): New function.
4588 (pass_local_alloc): Add the gate function.
4590 * alias.c (value_addr_p, stack_addr_p): New functions.
4591 (nonoverlapping_memrefs_p): Use them for IRA.
4593 * common.opt (fira, fira-algorithm, fira-coalesce,
4594 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4595 fira-verbose): New options.
4597 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4598 move_cost, may_move_in_cost, may_move_out_cost): Make the
4600 (move_table): Remove typedef.
4601 (init_move_cost): Make it external.
4602 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4605 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4606 setup_reg_classes): New function prototypes.
4607 (eliminable_regset): New external variable declaration.
4608 (build_insn_chain, update_equiv_regs): New function prototypes.
4610 * Makefile.in (IRA_INT_H): New definition.
4611 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4612 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4613 (reload1.o, toplev.o): Add dependence on ira.h.
4614 (cfgloopanal.o): Add PARAMS_H.
4615 (caller-save.o): Add dependence on output.h and ira.h.
4616 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4617 ira-emit.o, ira-lives.o): New entries.
4619 * passes.c (pass_ira): New pass.
4621 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4623 * reload1.c (ira.h): Include the header.
4624 (changed_allocation_pseudos): New bitmap.
4625 (init_reload): Initiate the bitmap.
4626 (compute_use_by_pseudos): Permits spilled registers in FROM.
4627 (temp_pseudo_reg_arr): New variable.
4628 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4629 IRA. Call alter_reg with the additional parameter. Don't clear
4630 spilled_pseudos for IRA. Restore original insn chain for IRA.
4631 Clear changed_allocation_pseudos at the end of reload.
4632 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4633 (hard_regno_to_pseudo_regno): New variable.
4634 (count_pseudo): Check spilled pseudos. Set up
4635 hard_regno_to_pseudo_regno.
4636 (count_spilled_pseudo): Check spilled pseudos. Update
4637 hard_regno_to_pseudo_regno.
4638 (find_reg): Use better_spill_reload_regno_p. Check
4639 hard_regno_to_pseudo_regno.
4640 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4642 (eliminate_regs_1): Use additional parameter for alter_reg.
4643 (finish_spills): Set up pseudo_previous_regs only for spilled
4644 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4645 more arguments. Don't clear live_throughout and dead_or_set for
4646 spilled pseudos. Use additional parameter for alter_reg. Call
4647 mark_allocation_change. Set up changed_allocation_pseudos.
4648 Remove sanity check.
4649 (emit_input_reload_insns, delete_output_reload): Use additional
4650 parameter for alter_reg. Call mark_allocation_change.
4651 (substitute, gen_reload_chain_without_interm_reg_p): New
4653 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4655 * testsuite/gcc.dg/20080410-1.c: New file.
4657 * config/s390/s390.h (IRA_COVER_CLASSES,
4658 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4660 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4662 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4664 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4666 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4668 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4670 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4672 2008-08-24 Jeff Law <law@redhat.com>
4673 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4674 when ignoring unavailable registers.
4676 2008-08-24 Jeff Law <law@redhat.com>
4677 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4678 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4679 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4680 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4682 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4683 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4685 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4686 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4687 * reload1.c (find_reg): Process registers in register allocation order.
4689 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4690 * toplev.c (backend_init_target): Move ira_init call from
4692 (lang_dependent_init_target): ...to here.
4694 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4695 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4696 calculate memory move costs for NO_REGS.
4698 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4699 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4700 STACK_REGS is defined.
4702 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4703 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4705 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4706 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4708 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4709 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4710 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4713 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4714 Dorit Nuzman <dorit@il.ibm.com>
4716 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4717 vec_extract_evenv4sf, vec_extract_evenv8hi,
4718 vec_extract_evenv16qi, vec_extract_oddv4si,
4719 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4720 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4721 vec_interleave_highv4si, vec_interleave_lowv4si,
4722 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4723 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4724 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4726 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4729 * config/rs6000/rs6000.c (optimization_options): Don't default to
4730 section anchors without toplevel reorder.
4732 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4734 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4735 (mfc_end_critical_section): Likewise.
4737 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4739 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4740 all type qualifiers from element type to vector type.
4742 2008-08-25 David Daney <ddaney@avtrex.com>
4744 * config/mips/mips.md (immediate_insn): Move up in file, fix
4745 comment typo, reformat.
4746 (fetchop_bit, atomic_hiqi_op memory_barrier,
4747 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4748 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4749 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4750 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4751 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4752 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4753 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4754 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4755 sync_old_nand<mode>, sync_new_nand<mode>,
4756 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4757 test_and_set_12): Moved to sync.md.
4759 * config/mips/sync.md: New file.
4761 2008-08-25 Richard Henderson <rth@redhat.com>
4763 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4764 (regsave): Likewise.
4765 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4766 (output_cfi_directive): Likewise.
4767 (div_data_align): New.
4768 (output_cfi): Use it.
4770 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4772 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4773 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4774 (TARGET_OCTEON): New macro.
4775 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4776 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4777 (ISA_HAS_POP): New macro.
4778 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4780 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4782 * config/mips/mips.md (cpu): Add octeon.
4783 (type): Add pop attribute value.
4784 (popcount<mode>2): New pattern.
4785 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4787 2008-08-24 Jan Hubicka <jh@suse.cz>
4789 * doc/invoke.texi (-fipa-cp-clone): New option.
4790 (-fipa-cp): Update docs.
4791 (--param ipcp-unit-growth):New.
4792 * ipa-cp.c: Include fibheap.h, params.h
4793 (ipcp_initialize_node_lattices): When not cloning, all externally
4794 visible functions are bottom.
4795 (ipcp_need_redirect_p): Accept clones.
4796 (ipcp_insert_stage): Use cost driven heuristics.
4797 (max_count, dead_nodes): New static vars.
4798 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4799 ipcp_const_param_count): New functions.
4800 * common.opt (ipa-cp-clone): New command line option.
4801 * params.def (ipcp-unit-growth): New.
4803 2008-08-24 Jan Hubicka <jh@suse.cz>
4805 * tree-inline.c (tree_function_versioning): Look harder
4806 for referenced vars.
4808 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4810 PR tree-optimization/37185
4811 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4813 2008-08-23 Jan Hubicka <jh@suse.cz>
4815 * ipa-cp.c (ipcp_analyze_node): New function.
4816 (ipcp_update_cloned_node): Use it.
4817 (ipcp_init_stage): Likewise.
4818 * ipa-inline.c (function_insertion_hook_holder): New static var.
4819 (analyze_function): Break out from ....
4820 (inline_generate_summary): Here; register insertion hook.
4821 (cgraph_decide_inlining): Remove hook.
4822 (add_new_function): New function.
4824 2008-08-23 Jan Hubicka <jh@suse.cz>
4826 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
4828 2008-08-23 Jan Hubicka <jh@suse.cz>
4830 * ipa-cp.c (constant_val_insert): Remove.
4831 (ipcp_propagate_one_const): Remove.
4832 (ipcp_create_replace_map): Always insert replacements to the map.
4833 (ipcp_insert_stage): Do not try to insert statements by hand.
4834 * tree-inline.c (insert_init_stmt): Break out from ...
4835 (setup_one_parameter): ... here; allow NULL BB pointer.
4836 (tree_function_versioning): Use setup_one_parameter to process
4839 2008-08-23 Jan Hubicka <jh@suse.cz>
4841 * tree.c (decl_address_ip_invariant_p): New function.
4842 * tree.h (decl_address_ip_invariant_p): Declare.
4843 * gimple.c (strip_invariant_refs): Break out from ...
4844 (is_gimple_invariant_address): ... here
4845 (is_gimple_ip_invariant_address): New function.
4846 (is_gimple_ip_invariant): New function.
4847 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
4850 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
4851 (ipcp_lat_is_insertable): All constants are insertable.
4852 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
4853 IPA_CONST_VALUE_REF.
4854 (ipcp_initialize_node_lattices): Propagate all types of operands.
4855 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
4856 (ipcp_create_replace_map): Reformat.
4857 (ipcp_need_redirect_p): Simplify.
4858 (ipcp_insert_stage): Check that argument is used before clonning.
4859 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
4861 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
4862 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
4863 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
4864 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
4865 (jump_func_type): Remove IPA_CONST_VALUE_REF.
4866 * tree-inline.c (tree_function_versioning): Add variables referenced
4869 2008-08-23 Jan Hubicka <jh@suse.cz>
4872 * i386.c (standard_80387_constant_p): Use optimize_size.
4874 2008-08-23 Ira Rosen <irar@il.ibm.com>
4876 PR tree-optimization/37161
4877 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
4878 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
4879 (vect_determine_vectorization_factor): Move the scalar type
4880 retrieval to vect_get_smallest_scalar_type.
4881 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
4882 scalar type. Remove redundant computation.
4883 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
4884 (vect_get_slp_defs): Take the type of RHS into account if
4885 necessary by calling vect_get_smallest_scalar_type. Call
4886 vect_get_constant_vectors with additional argument.
4888 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4891 * doc/invoke.texi (Wwrite-strings): Clarify description.
4893 2008-08-23 Ira Rosen <irar@il.ibm.com>
4895 PR tree-optimization/37174
4896 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
4897 def stmt is a part of the loop before accessing its stmt_vec_info.
4899 2008-08-22 Anatoly Sokolov <aesok@post.ru>
4902 * config/avr/avr.md (UNSPEC_SWAP): New constants.
4903 (*swap): New insn pattern.
4904 (*ashlqi3): Rename from ashlqi3 insn pattern.
4905 (ashlqi3): New expanders.
4906 (*lshrqi3): Rename from lshrqi3 insn pattern.
4907 (lshrqi3): New expanders.
4908 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
4909 lshrqi3_const5, lshrqi3_const6): New splitters.
4910 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
4911 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
4914 2008-08-22 Richard Guenther <rguenther@suse.de>
4916 PR tree-optimization/37078
4917 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
4918 [+INF, +INF] ranges.
4920 2008-08-22 Richard Guenther <rguenther@suse.de>
4922 PR tree-optimization/37143
4923 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
4924 a conversion statement instead of a copy.
4926 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
4929 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
4930 CCCmode, CCOmode and CCSmode destination modes.
4933 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
4934 from different units in a single alternative.
4935 (*vec_extractv2sf_1): Ditto.
4936 (*vec_extractv2si_0): Ditto.
4937 (*vec_extractv2si_1): Ditto.
4938 * config/i386/sse.md (sse2_storehpd): Ditto.
4939 (sse2_storelpd): Ditto.
4940 (sse2_loadhpd): Ditto.
4941 (sse2_loadlpd): Ditto.
4944 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
4945 (popcountsi2): Ditto.
4946 (clzdi2_abm): Ditto.
4947 (popcountdi2): Ditto.
4948 (clzhi2_abm): Ditto.
4949 (popcounthi2): Ditto.
4951 2008-08-22 Richard Guenther <rguenther@suse.de>
4955 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
4956 if the multiplication does not overflow.
4958 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
4960 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
4962 2008-08-21 Richard Henderson <rth@redhat.com>
4964 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
4965 spurrious comma from test.
4966 * configure: Rebuild.
4968 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4971 * builtins.c (fold_builtin_next_arg): Add warning about undefined
4974 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
4976 * c-tree.h (grokfield): New argument.
4977 * c-decl.c (grokfield): Handle new location argument.
4978 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
4980 2008-08-21 Richard Guenther <rguenther@suse.de>
4982 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
4984 2008-08-21 Jan Hubicka <jh@suse.cz>
4986 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
4987 (cgraph_add_function_insertion_hook,
4988 cgraph_remove_function_insertion_hook,
4989 cgraph_call_function_insertion_hooks): New functions.
4990 * cgraph.h (cgraph_add_function_insertion_hook,
4991 cgraph_remove_function_insertion_hook,
4992 cgraph_call_function_insertion_hooks): Declare.
4993 * ipa-reference.c (function_insertion_hook_holder): New variable.
4994 (check_operand, look_for_address_of): When checking late, do not care
4995 about module bitmaps.
4996 (add_new_function): New function.
4997 (generate_summary): Register hooks; zero module bitmaps.
4998 (propagate): Unregister hooks.
4999 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5000 (add_new_function): New function.
5001 (generate_summary): Register hook.
5002 (propagate): Remove hook.
5004 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5006 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5007 * ipa-cp.c (ipcp_update_cloned_node): New function.
5008 (build_const_val): Handle functions correctly; bring type logic
5009 into sync with tree-inline.c
5010 (ipcp_init_stage): Take care of computing stuff needed by
5011 indirect inlining; update clones.
5012 (ipcp_generate_summary): Break out of ipcp_driver.
5013 (ipcp_driver): Do only execution and transformation.
5014 (pass_ipa_cp): Make IPA_PASS.
5015 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5017 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5018 ipcp, some info is already available.
5019 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5020 * tree-inline.c (remap_ssa_name): Unshare expression.
5022 2008-08-21 Richard Guenther <rguenther@suse.de>
5024 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5025 a PHI ask VN if it is already available.
5026 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5027 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5029 2008-08-21 Richard Guenther <rguenther@suse.de>
5032 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5033 makes sure to produce a result of the correct type.
5035 2008-08-21 Jan Hubicka <jh@suse.cz>
5036 Backport from LTO branch:
5038 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5039 Jan Hubicka <jh@suse.cz>
5042 (init_state, finish_state, set_function_state, generate_summary):
5044 (scan_stmt): Renamed from scan_function. Changed to keep state in
5045 local static vars rather than cgraph aux field.
5046 (propagate): Renamed from static_execute. Changed to keep state in
5047 local static vars rather than cgraph aux field.
5048 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5049 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5051 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5053 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5054 * ipa-reference.c (init_function_info, generate_summary,
5055 propagate): New functions.
5056 (analyze_function): Call init_function_info.
5057 (static_execute): Stripped into generate_summary and propagate.
5058 (pass_ipa_reference): Made into ipa_opt_pass.
5060 2008-08-21 Richard Guenther <rguenther@suse.de>
5062 PR tree-optimization/37181
5063 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5065 (extract_range_from_unary_expr): Likewise.
5067 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5069 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5071 * toplev.h (pedwarn_at): Likewise.
5072 * builtins.c: Update all calls to pedwarn.
5073 * c-lex.c: Likewise.
5074 * toplev.c: Likewise.
5075 * c-tree.h: Likewise.
5076 * c-decl.c: Likewise.
5077 * c-errors.c: Likewise.
5078 * c-typeck.c: Likewise.
5079 * c-common.c: Likewise.
5080 * c-parser.c: Likewise.
5082 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5085 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5086 with MODE_VECTOR_INT mode.
5088 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5091 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5092 initialized outside the current module.
5093 (warn_uninitialized_var): Ignore left-hand side when walking the
5094 trees. Ignore address expressions. Examine VUSE operands in gimple
5095 statements with a variable declaration on the right-hand side.
5097 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5100 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5102 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5105 * c-common.c (conversion_warning): Do not warn if applying bit-and
5106 operator to unsigned constant that fits in the target type.
5108 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5111 * c-common.c (conversion_warning): Do not warn for artificial
5114 2008-08-20 Richard Guenther <rguenther@suse.de>
5116 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5117 (extract_range_from_binary_expr): Fall back to constant propagation.
5118 (extract_range_from_unary_expr): Likewise.
5120 2008-08-20 Richard Guenther <rguenther@suse.de>
5122 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5123 with TREE_THIS_VOLATILE on shared nodes.
5124 (fold_stmt_r): Likewise.
5126 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5129 * c-parser.c (c_parser_attributes): For keywords use canonical
5130 spelling for attr_name.
5132 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5134 * value-prof.c (check_counter): Revert wrong call to error.
5136 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5138 * profile.c: Update calls to inform.
5139 * value-prof.c: Update calls to inform.
5141 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5143 * diagnostic.c (inform): Add an explicit location_t parameter.
5144 * toplev.h (inform): Update declaration.
5145 * builtins.c: Update all calls to inform.
5146 * c-common.c: Likewise.
5147 * c-decl.c: Likewise.
5148 * c-opts.c: Likewise.
5149 * c-pch.c: Likewise.
5150 * c-pragma.c: Likewise.
5151 * c-typeck.c: Likewise.
5152 * coverage.c: Likewise.
5154 * toplev.c: Likewise.
5155 * tree-cfg.c: Likewise.
5156 * tree-ssa.c: Likewise.
5158 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5161 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5162 V2DI mode, for SSE4.1, use movq instead of vector set if the
5163 second element is zero and inter-unit moves are OK.
5165 2008-08-20 Richard Guenther <rguenther@suse.de>
5167 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5168 properly handle conversion/copy chains after tuplification.
5170 2008-08-20 Richard Guenther <rguenther@suse.de>
5172 * passes.c (init_optimization_passes): Move the second
5173 forwprop pass before alias computation. Remove the second
5174 DCE pass. Remove the first dominator and phi copy/const
5177 2008-08-20 Nick Clifton <nickc@redhat.com>
5179 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5180 support of this feature. Do not assume that a sufficiently new
5181 assembler will support the feature regardless of the target type.
5182 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5183 * configure: Regenerate.
5185 2008-08-20 Richard Guenther <rguenther@suse.de>
5187 * tree-vrp.c (found_in_subgraph): Remove.
5188 (live): New global static.
5189 (live_on_edge): New function.
5190 (blocks_visited): Remove.
5191 (register_edge_assert_for_2): Use live_on_edge.
5192 (find_conditional_asserts): Remove code dealing with
5193 found_in_subgraph. Do not walk the CFG.
5194 (find_switch_asserts): Likewise.
5195 (find_assert_locations_1): Renamed from find_assert_locations.
5196 Move finding assert locations for conditional and switch
5197 statements first. Update live bitmap. Do not walk the CFG.
5198 (find_assert_locations): New function.
5199 (insert_range_assertions): Remove entry of CFG walk.
5200 Adjust call to find_assert_locations.
5201 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5202 that only can appear because of fake exit edges but assert we
5203 never try to insert on those.
5204 (fini_pre): Do not remove fake exit edges here...
5205 (execute_pre): ...but here, before committing edge inserts.
5207 2008-08-19 Richard Guenther <rguenther@suse.de>
5209 * passes.c (init_optimization_passes): Exchange store-ccp
5212 2008-08-19 Rafael Espíndola <espindola@google.com>
5214 * varasm.c (weak_decls): Move earlier in the file.
5215 (assemble_external): Add weak decls to the weak_decls list.
5216 (declare_weak): Don't add decls to the weak_decls list.
5218 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5221 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5222 before (sse2_shufpd_<mode>).
5224 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5227 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5228 * tree.c (block_nonartificial_location): Likewise.
5230 2008-08-19 Richard Guenther <rguenther@suse.de>
5232 PR tree-optimization/35972
5233 PR tree-optimization/23094
5234 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5236 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5237 handle MISALIGNED_INDIRECT_REF.
5238 (get_ref_from_reference_ops): New helper.
5239 (vn_reference_lookup_pieces): Walk the use-def chain using the
5240 alias-oracle if requested.
5241 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5242 walking the use-def chain.
5243 (compute_avail): But not here.
5244 (create_component_ref_by_pieces_1): Properly handle
5245 MISALIGNED_INDIRECT_REF.
5246 (do_regular_insertion): Handle fully redundant
5247 expressions after PHI-translation also for SSA_NAME values, not
5248 only constants. Correctly use edoubleprime for that.
5250 2008-08-19 Ira Rosen <irar@il.ibm.com>
5252 * tree-vectorizer.c (supportable_widening_operation): Support
5253 multi-step conversion, return the number of steps in such conversion
5254 and the required intermediate types.
5255 (supportable_narrowing_operation): Likewise.
5256 * tree-vectorizer.h (vect_pow2): New function.
5257 (supportable_widening_operation): Change argument types.
5258 (supportable_narrowing_operation): Likewise.
5259 (vectorizable_type_promotion): Add an argument.
5260 (vectorizable_type_demotion): Likewise.
5261 * tree-vect-analyze.c (vect_analyze_operations): Call
5262 vectorizable_type_promotion and vectorizable_type_demotion with
5263 additional argument.
5264 (vect_get_and_check_slp_defs): Detect patterns.
5265 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5267 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5268 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5269 factor according to the smallest type in the loop.
5270 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5271 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5272 supportable_widening_operation with correct arguments.
5273 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5274 operands lists according to the number of vector statements in left
5275 or right node, if exists.
5276 (vect_gen_widened_results_half): Remove unused argument.
5277 (vectorizable_conversion): Call supportable_widening_operation,
5278 supportable_narrowing_operation, and vect_gen_widened_results_half
5279 with correct arguments.
5280 (vectorizable_assignment): Change documentation, support multiple
5282 (vectorizable_operation): Likewise.
5283 (vect_get_loop_based_defs): New function.
5284 (vect_create_vectorized_demotion_stmts): Likewise.
5285 (vectorizable_type_demotion): Support loop-aware SLP and general
5286 multi-step conversion. Call vect_get_loop_based_defs and
5287 vect_create_vectorized_demotion_stmts for transformation.
5288 (vect_create_vectorized_promotion_stmts): New function.
5289 (vectorizable_type_promotion): Support loop-aware SLP and general
5290 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5292 (vectorizable_store): Change documentation, support multiple
5294 (vectorizable_load): Likewise.
5295 (vect_transform_stmt): Pass SLP_NODE to
5296 vectorizable_type_promotion and vectorizable_type_demotion.
5297 (vect_schedule_slp_instance): Move here the calculation of number
5298 of vectorized statements for each node from...
5299 (vect_schedule_slp): ... here.
5300 (vect_transform_loop): Call vect_schedule_slp without the last
5303 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5306 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5307 to == in assert statement.
5308 (vectorizable_reduction): Fix typo.
5310 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5313 * value-prof.c (check_counter): Dereference pointer to overall
5314 count when printing it.
5316 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5318 * profile.h: Really add it.
5320 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5322 * mcf.c: Really add it.
5324 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5325 Vinodha Ramasamy <vinodha@google.com>
5327 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5329 * value-prof.c (check_counter): Fix the counter if
5330 flag_profile_correction is true.
5331 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5332 tree_mod_subtract_transform):
5333 Follow check_counter parameter change.
5334 * common.opt (fprofile-correction): New option.
5336 * profile.h: Likewise.
5337 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5338 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5339 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5341 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5342 flag_profile_correction is set.
5344 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5346 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5348 2008-08-18 Tomas Bily <tbily@suse.cz>
5350 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5351 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5353 * tree-data-ref.c (split_constant_offset_1): Likewise.
5354 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5355 * tree-sra.c (sra_walk_expr): Likewise.
5356 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5357 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5358 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5359 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5361 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5362 * tree-vect-transform.c (vectorizable_type_demotion)
5363 (vectorizable_type_promotion): Likewise.
5364 * tree-inline.c (expand_call_inline):
5365 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5366 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5367 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5368 * expr.c (expand_expr_real_1): Likewise.
5369 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5370 (gimple_assign_unary_useless_conversion_p): Likewise.
5371 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5372 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5373 * fold-const.c (fold_unary): Likewise.
5374 * tree.h (CONVERT_EXPR_P): Likewise.
5375 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5376 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5378 (register_edge_assert_for_2, extract_range_from_unary_expr)
5379 (register_edge_assert_for_1): Likewise.
5381 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5383 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5384 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5385 (enum real_value_const): Delete.
5386 (get_real_const): Delete.
5387 * real.c (get_real_const): Delete.
5388 (dconst_e_ptr): Define.
5389 (dconst_third_ptr): Define.
5390 (dconst_sqrt2_ptr): Define.
5391 * builtins.c: Update all callers.
5393 2008-08-18 Richard Guenther <rguenther@suse.de>
5395 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5396 statement iterator after statement removal.
5398 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5400 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5401 (detect_processor_freebsd): Likewise.
5402 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5404 2008-08-18 Richard Guenther <rguenther@suse.de>
5406 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5407 and loads have the correct types.
5409 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5412 * c-opts.c (cpp_opts): Remove static.
5413 * c-parser.c (cpp_opts): Declare it extern.
5414 (disable_extension_diagnostics): Handle cpp options.
5415 (enable_extension_diagnostics): Likewise.
5417 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5419 * diagnostics.c (permerror_at): Rename as permerror.
5420 (permerror): Delete.
5421 * toplev.h: Likewise.
5423 2008-08-18 Richard Guenther <rguenther@suse.de>
5425 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5426 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5427 Move call_cdce before build_alias. Move copyrename2,
5428 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5429 right after final inlining.
5430 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5431 (pass_build_cfg): But instead via TODO_dump_func.
5433 2008-08-18 Richard Guenther <rguenther@suse.de>
5435 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5437 (scalarize_init): If we failed to generate some initializers
5438 do not generate zeros for not instantiated members. Instead
5439 rely on the copy out.
5440 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5441 about missing flow-sensitive alias info only if we have
5444 2008-08-17 Nick Clifton <nickc@redhat.com>
5446 * doc/extend.texi (Function Attributes): Fix typo in description
5447 if hot function attribute.
5449 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5450 Richard Sandiford <rdsandiford@googlemail.com>
5452 * doc/install.texi (--with-mips-plt): Document.
5453 * doc/invoke.texi (-mplt, -mno-plt): Document.
5454 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5455 and handle ${with_mips_plt}.
5456 * config/mips/mips.opt (mplt): New option.
5457 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5458 (TARGET_ABICALLS_PIC2): Likewise.
5459 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5460 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5461 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5462 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5463 to decide whether to output ".option picX" directives.
5464 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5465 Pass -call_nonpic rather than -KPIC for -mplt.
5466 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5467 on the command line. Also remove it when -mabi=64 is used without
5469 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5470 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5471 TARGET_ABICALLS_PIC0.
5472 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5474 (mips16_build_function_stub): Only output ".option pic" directives
5475 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5476 (mips16_build_call_stub): Fix comment and remove redundant
5477 ".set at"/"set .noat" directives.
5478 (mips_function_rodata_section): Use the default behaviour for
5479 TARGET_ABSOLUTE_ABICALLS.
5480 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5481 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5482 (mips_restore_gp): Do nothing if the current function doesn't use
5484 (mips_expand_prologue): Only save $gp if the current function uses it.
5485 Use a normal move for TARGET_ABICALLS_PIC0.
5486 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5488 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5490 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5491 of function when handling GLOBAL_POINTER_REGNUM.
5493 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5496 * common.opt (-fstack-check): Do not declare the variable here.
5497 (-fstack-check=): New option variant.
5498 * doc/invoke.texi (Code Gen Options): Document it.
5499 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5500 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5501 (STACK_CHECK_STATIC_BUILTIN): New macro.
5502 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5503 * opts.c: Include expr.h.
5504 (common_handle_option) <OPT_fold_stack_check_>: New case.
5505 <OPT_fstack_check>: Likewise.
5506 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5507 consistently in the test for variable-sized types. Adjust for
5508 new behaviour of flag_stack_check.
5509 * explow.c: Include except.h.
5510 (allocate_dynamic_stack_space): Do not take into account
5511 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5512 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5513 for variable-sized parameters. Treat all parameters whose size is
5514 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5515 stack checking is enabled.
5516 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5517 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5518 if generic stack checking is enabled.
5519 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5520 * reload1.c (reload): Likewise.
5521 * stmt.c (expand_decl): Assert that all automatic variables have
5522 fixed size at this point and remove dead code.
5523 * flags.h (stack_check_type): New enumeration type.
5524 (flag_stack_check): Declare.
5525 * toplev.c (flag_stack_check): New global variable.
5526 * Makefile.in (opts.o): Add dependency on EXPR_H.
5527 (explow.o): Add dependency on except.h.
5529 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5531 * config/avr/avr.c (avr_override_options): Reduce value of
5532 PARAM_INLINE_CALL_COST.
5534 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5536 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5537 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5538 lieu of TYPE_MODE (type) throughout.
5540 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5542 * config/arm/arm.c (add_minipool_backward_ref): Check for
5543 8-byte-aligned entries in second case of forcing insertion after a
5544 particular entry. Change third case to avoid inserting
5545 non-8-byte-aligned entries before 8-byte-aligned ones.
5547 2008-08-15 Richard Guenther <rguenther@suse.de>
5549 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5550 strip components for unknown size accesses.
5552 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5554 * config/s390/2097.md New file.
5555 * config/s390/s390.md ("z10prop" attribute): Define none,
5556 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5557 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5558 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5559 possible values and apply them to insns as appropriate.
5560 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5561 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5562 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5563 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5564 ("bfp" mode attribute): Removed. Every occurence replaced
5566 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5567 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5570 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5573 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5576 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5578 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5579 additional argument. Support reduction when duplication is needed due
5580 to data-types of different sizes in the loop.
5581 (get_initial_def_for_induction): Fix printout.
5582 (vect_get_vec_def_for_stmt_copy): Support case where the
5583 vec_stmt_for_operand is a phi node.
5584 (vectorizable_reduction): Support reduction when duplication is needed
5585 due to data-types of different sizes in the loop.
5586 (vectorizable_call): Remove restriction to not vectorize in case we
5587 have data-types of different sizes in the loop.
5588 (vectorizable_conversion): Likewise.
5589 (vectorizable_operation): Likewise.
5590 (vectorizable_type_demotion): Likewise.
5591 (vectorizable_type_promotion): Likewise.
5592 (vectorizable_induction): Add restriction to not vectorize in case
5593 we have data-types of different sizes in the loop.
5595 2008-08-14 Christophe Saout <christophe@saout.de>
5596 Uros Bizjak <ubizjak@gmail.com>
5599 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5600 (*vec_concatv2di_rex64_sse4_1): Ditto.
5601 (*vec_concatv2di_rex64_sse): Ditto.
5603 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5606 * fold-const.c (fold_widened_comparison): Do not allow
5607 sign changes that change the result even if shorter type
5608 is wider than arg1_unw's type.
5610 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5612 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5613 Skip if the multilib testing specifies -march that does not
5614 agree with the one specified in the testcase.
5616 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5618 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5619 zero extend SImode values being converted to TFmode before passing
5622 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5624 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5625 __PPU__ when targeting the Cell/B.E. PPU processor.
5627 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5629 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5630 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5631 Rematerialize the static chain, if any.
5632 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5635 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5637 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5638 (new_loc_descr): Likewise.
5639 (add_loc_descr): Likewise.
5640 (size_of_loc_descr): Likewise.
5641 (size_of_locs): Likewise.
5642 (output_loc_operands): Likewise.
5643 (output_loc_sequence): Likewise.
5644 (new_reg_loc_descr): New.
5645 (build_cfa_loc): Use it.
5646 (build_cfa_aligned_loc): Likewise.
5647 (one_reg_loc_descriptor): Likewise.
5648 (based_loc_descr): Likewise.
5650 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5653 * doc/invoke.texi (Wmain): Update.
5654 * c-decl.c (start_decl): warn_main is only 0 or 1.
5655 (start_function): Likewise. Fix formatting.
5656 (finish_function): Delete redundant warning.
5657 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5658 * c-opts (c_common_handle_option): -Wall only has effect if
5659 warn_main is uninitialized. OPT_Wmain is automatically
5660 handled. -pedantic also enables Wmain.
5661 (c_common_post_options): Handle all logic for Wmain here.
5662 * c-common.c (warn_main): Delete.
5663 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5664 * c-common.h (warn_main): Delete.
5666 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5669 * expr.c (emit_group_store): Allocate stack temp with the
5670 largest alignment when copying from register to stack.
5672 2008-08-13 Richard Guenther <rguenther@suse.de>
5674 * tree.h (maybe_fold_offset_to_address): Declare.
5675 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5676 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5677 Likewise for POINTER_PLUS_EXPR.
5678 (maybe_fold_offset_to_reference): Enable disabled code.
5679 (maybe_fold_offset_to_address): New function.
5680 (fold_stmt_r): Use it.
5681 (fold_gimple_assign): Likewise.
5682 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5683 (gimplify_expr): Likewise.
5685 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5687 * toplev.h (pedwarn_at): Fix declaration.
5689 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5691 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5692 LINK_SPEC): Use %R in -Y P argument.
5694 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5697 * diagnostic.c (pedwarn_at): New.
5698 * toplev.h (pedwarn_at): Declare.
5699 * c-tree.h (build_enumerator): Update declaration.
5700 * c-decl.c (finish_enum): Update comment.
5701 (build_enumerator): Take a location parameter. Give a pedwarn but do
5702 not perform any conversion.
5703 * c-parser.c (c_parser_enum_specifier): Set correct location for
5706 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5709 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5710 expressions except for conversions to signed:1 bitfields. Handle
5711 COND_EXPR with constant operands.
5713 2008-08-13 Richard Guenther <rguenther@suse.de>
5715 PR tree-optimization/15255
5716 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5717 (struct oecount_s): New struct and VEC types.
5719 (oecount_hash): New function.
5720 (oecount_eq): Likewise.
5721 (oecount_cmp): Likewise.
5722 (zero_one_operation): New function.
5723 (build_and_add_sum): Likewise.
5724 (undistribute_ops_list): Perform un-distribution of multiplication
5725 and division on the chain of summands.
5726 (should_break_up_subtract): Also break up subtracts for factors.
5727 (reassociate_bb): Delete dead visited statements.
5728 Call undistribute_ops_list. Re-sort and optimize if it did something.
5729 * passes.c (init_optimization_passes): Move DSE before
5731 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5734 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5736 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5738 * doc/invoke.texi: Revert unintended checkin.
5740 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5743 * gcc.c (include_spec_function): Tweak call to find_a_file.
5745 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5748 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5749 and TRUTH_ORIF_EXPR.
5750 * dojump.c (do_jump): Likewise.
5752 PR tree-optimization/37084
5753 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5754 if id->regimplify, don't assume stmt is a cast assignment.
5756 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5758 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5760 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5763 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5766 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5768 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5769 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5771 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5772 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5773 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5774 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5775 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5777 * doc/tm.texi (Storage Layout): Remove documentation for
5778 TARGET_FLOAT_FORMAT.
5780 * simplify-rtx.c (simplify_binary_operation_1): Replace
5781 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5783 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5785 * real.h (struct real_format): New member has_sign_dependent_rounding.
5786 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5787 spu_single_format, ieee_double_format, mips_double_format,
5788 motorola_double_format, ieee_extended_motorola_format,
5789 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5790 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5791 mips_extended_format, ieee_quad_format, mips_quad_format,
5792 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5793 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5795 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5796 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5797 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5798 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5799 (ROUND_TOWARDS_ZERO): Likewise.
5801 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5802 (FLOAT_MODE_FORMAT): New macro.
5803 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5804 (MODE_COMPOSITE_P): ... this new macro.
5805 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5806 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5807 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5809 * flags.h: Include "real.h".
5811 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5812 REAL_MODE_FORMAT_COMPOSITE_P.
5813 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5815 * doc/tm.texi (Storage Layout): Remove documentation of
5816 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5817 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
5818 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
5819 they only apply to libgcc2.a.
5821 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5823 * config/spu/float_disf.c: New file.
5824 * config/spu/float_unsdisf.c: New file.
5825 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
5826 (LIB2FUNCS_EXCLUDE): Define.
5828 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5829 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5831 * real.h (struct real_format): New member round_towards_zero.
5832 * real.c (round_for_format): Respect fmt->round_towards_zero.
5833 (ieee_single_format, mips_single_format, motorola_single_format,
5834 spu_single_format, ieee_double_format, mips_double_format,
5835 motorola_double_format, ieee_extended_motorola_format,
5836 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5837 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5838 mips_extended_format, ieee_quad_format, mips_quad_format,
5839 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5840 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5842 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
5843 real_format to choose rounding mode when calling MPFR functions.
5844 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
5845 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
5847 * real.h (real_to_decimal_for_mode): Add prototype.
5848 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
5849 Respect target rounding mode when generating decimal representation.
5850 (real_to_decimal): New stub for backwards compatibility.
5851 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
5852 real_to_decimal_for_mode instead of real_to_decimal.
5854 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
5856 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5857 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5859 * real.c (spu_single_format): New variable.
5860 * real.h (spu_single_format): Declare.
5862 * config/spu/spu.c (spu_override_options): Install SFmode format.
5863 (spu_split_immediate): Use integer mode to operate on pieces of
5864 floating-point values in all cases.
5866 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
5867 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
5868 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
5870 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5872 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
5874 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5876 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
5878 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5881 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
5882 on the VAR_DECL instead of TYPE_READONLY on its type.
5884 2008-08-12 Ira Rosen <irar@il.ibm.com>
5886 * tree-vectorizer.c: Depend on langhooks.h.
5887 (supportable_widening_operation): Add two arguments. Support double
5889 (supportable_narrowing_operation): Likewise.
5890 * tree-vectorizer.h (supportable_widening_operation): Add two
5892 (supportable_narrowing_operation): Likewise.
5893 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
5894 supportable_widening_operation with correct arguments.
5895 * tree-vect-transform.c (vectorizable_conversion): Likewise.
5896 (vectorizable_type_demotion): Support double type conversions.
5897 (vectorizable_type_promotion): Likewise.
5898 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
5900 2008-08-11 Michael Matz <matz@suse.de>
5902 * i386/i386.c (override_options): Move initialisation from
5903 flag_schedule_insns_after_reload to here from ...
5904 (optimization_options): ... here.
5906 2008-08-11 Jakub Jelinek <jakub@redhat.com>
5908 PR rtl-optimization/36998
5909 * dwarf2out.c (compute_barrier_args_size_1,
5910 compute_barrier_args_size): Temporarily remove assertions.
5912 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5915 * tree-ssa.c (struct walk_data): Add new flag
5916 warn_possibly_uninitialized.
5917 (warn_uninitialized_var): Use it.
5918 (warn_uninitialized_vars): New.
5919 (execute_early_warn_uninitialized): Call it.
5920 (execute_late_warn_uninitialized): Likewise.
5922 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5925 * reload1.c (gen_reload): Guard calls to get_secondary_mem
5928 2008-08-09 Jan Hubicka <jh@suse.cz>
5931 * optabs.c (maybe_emit_unop_insn): Remove produced code if
5933 (expand_fix): Be prepared for expansion to fail.
5934 (expand_sfix_optab): Remove instructions if expansion failed.
5936 2008-08-09 Anatoly Sokolov <aesok@post.ru>
5938 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
5940 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
5941 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5943 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5945 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
5946 mips/t-libgcc-mips16 to tmake_file.
5947 * config/mips/mips-protos.h (mips_call_type): New enum.
5948 (mips_pic_base_register, mips_got_load): Declare.
5949 (mips_restore_gp): Take an rtx argument.
5950 (mips_use_pic_fn_addr_reg_p): Declare.
5951 (mips_expand_call): Replace the sibcall_p argument with
5952 a mips_call_type argument. Add a lazy_p parameter.
5953 (mips_split_call): Declare.
5954 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
5955 (MIPS16_PIC_TEMP): Likewise.
5956 (reg_class): Delete M16_NA_REGS.
5957 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5958 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
5959 (mips_split_hi_p): Declare.
5960 * config/mips/mips.c (mips_split_hi_p): New array.
5961 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
5962 (mips_got_symbol_type_p): New function.
5963 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
5964 (mips16_stub_function_p): New function.
5965 (mips16_local_function_p): Likewise.
5966 (mips_use_pic_fn_addr_reg_p): Likewise.
5967 (mips_cannot_force_const_mem): Return false for HIGHs.
5968 Extend CONST_INT and symbolic handling to MIPS16, using
5969 mips_symbol_insns to check that the base symbol type is a
5970 legitimate constant. Reject GOT-based constants if
5971 TARGET_MIPS16_PCREL_LOADS.
5972 (mips_const_insns): Check targetm.cannot_force_const_mem when
5973 decomposing a symbolic base and a large offset.
5974 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
5975 When calling a function that needs $25 from MIPS16 code,
5976 move the target address into $25 separately and add a USE
5978 (mips16_gp_pseudo_reg): Insert the initializer immediately
5979 before the first real insn.
5980 (mips_pic_base_register, mips_got_load): New functions.
5981 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
5982 parameter to LOW_OUT. Say that it can be any valid SET_SRC
5983 when splitting a load-address operation. Split SYMBOL_GOT_DISP
5984 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
5985 (mips_call_tls_get_addr): Update the call to mips_expand_call,
5986 also passing NULL_RTX rather than const0_rtx as the aux argument.
5987 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
5988 instead of TARGET_EXPLICIT_RELOCS.
5989 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
5990 (mips_load_call_address): Replace the sibcall_p argument with
5991 a mips_call_type argument. Use mips_got_load.
5992 (mips16_local_alias): New structure.
5993 (mips16_local_aliases): New variable.
5994 (mips16_local_aliases_hash): New function.
5995 (mips16_local_aliases_eq): Likewise.
5996 (mips16_local_alias): Likewise.
5997 (mips16_stub_function): Likewise.
5998 (mips16_build_function_stub): Create a local alias for the target
5999 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6000 .cpload directive and an R_MIPS_NONE relocation for the target
6001 function, then load the alias rather than the function itself.
6002 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6003 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6004 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6005 (mips16_build_call_stub): Replace the FN parameter with an
6006 FN_PTR parameter. Force the address into a register if it
6007 isn't a call_insn_operand; don't rely on the caller to do this.
6008 If a call to a locally-defined and locally-binding MIPS16
6009 function must be made indirectly, redirect the call to the
6010 function's local alias. Use mips16_stub_function_p,
6011 mips16_stub_function, mips_expand_call and use_reg.
6012 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6013 Use explicit %hi and %lo accesses where possible.
6014 Use MIPS_CALL to generate the correct code form of a
6015 jal instruction. Add clobbers of $18 instead of uses.
6016 Update the call to mips_emit_call_insn.
6017 (mips_expand_call): Replace the SIBCALL_P argument with a
6018 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6019 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6020 allowing it to modify the call address. Update the calls to
6021 mips_load_call_address and mips_emit_call_insn.
6022 (mips_split_call): New function.
6023 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6024 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6025 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6026 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6027 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6029 (mips_cprestore_slot): New function.
6030 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6031 and use mips_cprestore_slot.
6032 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6034 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6035 then use a copygp_mips16 instruction to set up $28.
6036 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6037 (mips16_lay_out_constants): Call split_all_insns_noflow.
6038 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6039 false if TARGET_MIPS16.
6040 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6041 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6042 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6043 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6044 MIPS16 code. Allow MIPS16 o32 PIC.
6045 (mips_override_options): Allow MIPS16 o32 PIC.
6046 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6047 after reload if TARGET_USE_GOT.
6048 (UNSPEC_COPYGP): New constant.
6049 (length): Use a default length of 8 for MIPS16 GOT loads.
6050 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6051 (*got_page<mode>): Check mips_split_hi_p.
6052 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6053 (unspec_got<mode>, unspec_call<mode>): New expanders.
6054 (load_got<mode>, load_call<mode>): Remove the length attributes.
6055 Use a got attribute instead of a type attribute.
6056 (copygp_mips16): New insn.
6057 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6058 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6059 (sibcall, sibcall_value, call, call_value): Update the calls
6060 to mips_expand_call.
6061 (call_internal, call_value_internal): Use mips_split_call.
6062 (call_value_multiple_internal): Likewise.
6063 (call_split): Move after call_internal (the insn it is split from).
6064 (call_internal_direct, call_value_internal_direct): Turn into
6065 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6066 (call_direct_split, call_value_direct_split): New patterns.
6067 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6068 and use M16_REGS instead of M16_NA_REGS.
6069 * config/mips/predicates.md (const_call_insn_operand): Replace
6070 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6071 mips_use_pic_fn_addr_reg_p check.
6072 (move_operand): Reject HIGHs if mips_split_hi_p.
6073 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6074 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6075 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6076 * config/mips/libgcc-mips16.ver: New file.
6077 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6078 $(srcdir)/config/mips/libgcc-mips16.ver.
6080 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6082 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6084 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6085 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6086 (mips16_cfun_returns_in_fpr_p): Likewise.
6088 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6090 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6091 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6092 rather than 4 to PC.
6094 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6096 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6097 (FUNCTION_PROFILER): Save the static chain pointer into $2
6098 beforehand and restore it aftewards.
6099 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6100 address directly into $25 and call the function through $25;
6101 do not clobber $3. Pad the DImode version to cover the space
6102 left by the deleted $25 <- $3 move.
6103 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6104 the removal of the $25 <- $3 move.
6105 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6106 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6108 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6109 Daniel Jacobowitz <dan@codesourcery.com>
6111 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6112 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6113 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6114 * config/mips/mips.c (mips_start_function_definition): New function.
6115 (mips_end_function_definition): Likewise.
6116 (mips_output_function_prologue): Use mips_start_function_definition.
6117 (mips_output_function_epilogue): Use mips_end_function_definition.
6118 (build_mips16_function_stub): Use mips_start_function_definition
6119 and mips_end_function_definition.
6120 (build_mips16_call_stub): Likewise.
6122 2008-08-09 Richard Guenther <rguenther@suse.de>
6124 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6125 * gimple.h (gimple_call_fn): Adjust comment.
6126 (gimple_call_set_fndecl): New function.
6127 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6128 longer having bare FUNCTION_DECL operand.
6129 (gimple_call_return_type): Likewise.
6130 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6132 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6133 (gimple_mod_pow2): Likewise.
6134 (gimple_mod_subtract): Likewise.
6135 (gimple_ic): Likewise.
6136 (gimple_stringop_fixed_value): Likewise.
6137 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6138 longer having bare FUNCTION_DECL operand.
6139 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6140 * omp-low.c (optimize_omp_library_calls): Likewise.
6141 * cgraphunit.c (update_call_expr): Likewise.
6142 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6143 (execute_convert_to_rsqrt): Likewise.
6144 * cfgexpand.c (gimple_to_tree): Simplify.
6145 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6146 bare FUNCTION_DECL operand.
6147 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6148 (convert_gimple_call): Use gimple_call_fndecl.
6149 * c-common.c (c_warn_unused_result): Likewise.
6151 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6154 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6155 (c_finish_return): Likewise.
6156 (c_start_case): Likewise.
6157 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6158 * c-parser.c (c_parser_condition): New. Call
6159 verify_sequence_points.
6160 (c_parser_paren_condition): Call c_parser_condition.
6161 (c_parser_for_statement): Call c_parser_condition.
6163 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6166 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6167 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6168 Moved from diagnostic.h
6169 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6171 (emit_diagnostic): New.
6172 (warning0, pedwarn0): Delete.
6173 (warning, warning_at, pedwarn, permerror): Return bool.
6174 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6175 Moved to diagnostic.c.
6176 (struct diagnostic_context): Use correct type for
6177 classify_diagnostic.
6178 (diagnostic_report_diagnostic): Update declaration.
6179 (emit_diagnostic): Declare.
6180 * errors.c (warning): Return bool.
6181 * errors.h (warning): Update declaration.
6182 * toplev.h (warning0, pedwarn0): Delete.
6183 (warning, warning_at, pedwarn, permerror): Return bool.
6184 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6185 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6186 inform. Update all calls.
6187 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6188 before giving informative note.
6189 (implicit_decl_warning): Likewise.
6190 * c-typeck.c (build_function_call): Likewise.
6191 * tree-sssa.c (warn_uninit): Likewise.
6192 * builtins.c (gimplify_va_arg_expr): Likewise.
6194 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6197 * doc/invoke.texi (-Wextra): Move warning from here...
6198 (-Wuninitialized): ... to here.
6200 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6203 * flags.h (set_Wunused): Delete
6204 * toplev.c (process_options): Handle Wunused flags here.
6205 * opts.c (maybe_warn_unused_parameter): Delete.
6206 (common_handle_option): Replace set_Wunused by warn_unused.
6207 (set_Wextra): Do not handle Wunused-parameter here.
6208 (set_Wunused): Delete.
6209 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6211 * common.opt (Wunused): Add Var and Init.
6212 (Wunused-function): Likewise.
6213 (Wunused-label): Likewise.
6214 (Wunused-parameter): Likewise.
6215 (Wunused-value): Likewise.
6216 (Wunused-variable): Likewise.
6218 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6220 * doc/invoke.texi: Add cpu_type power7.
6221 * config.in (HAVE_AS_VSX): New.
6222 * config.gcc: Add cpu_type power7.
6223 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6225 * configure: Regenerate.
6226 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6228 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6229 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6230 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6232 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6234 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6235 type to vectorize.builtin_conversion.
6236 (vectorizable_conversion): Likewise.
6237 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6238 integral type as input.
6239 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6241 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6242 and ALTIVEC_BUILTIN_VCTSXS.
6243 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6246 2008-08-08 Richard Guenther <rguenther@suse.de>
6248 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6249 (surely_varying_stmt_p): Calls are varying only if they are
6250 non-builtin and not indirect or have no result.
6251 (ccp_fold): Re-instantiate code before the tuples merge.
6253 2008-08-08 Richard Guenther <rguenther@suse.de>
6255 PR tree-optimization/37056
6256 * gimple.h (gimple_assign_rhs_class): New helper function.
6257 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6258 unary operations properly.
6260 2008-08-07 Jan Hubicka <jh@suse.cz>
6262 * i386.h (ix86_size_cost): Declare.
6263 (ix86_cur_cost): New function macro.
6264 * i386.md (peepholes expanding size and splitters): Predicate by
6265 optimize_insn_for_speed_p.
6266 (peepholes reduce size and splitters): Predicate by
6267 optimize_insn_for_size_p.
6268 * i386.c (ix86_size_cost): Rename from ...
6269 (size_cost): This one.
6270 (override_options): Update.
6271 (decide_alg): Likewise.
6272 (ix86_expand_clear): Use RTL profile.
6273 (ix86_pad_returns): Use RTL profile.
6275 2008-08-07 Jan Hubicka <jh@suse.cz>
6277 * recog.c (split_all_insns): Set RTL profile
6278 (peephole2_optimize): Likewise.
6279 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6280 * combine.c (combine_instructions): Likewise.
6282 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6284 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6286 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6288 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6289 value in a6 after the set_frame_ptr insn.
6291 2008-08-07 Richard Henderson <rth@redhat.com>
6294 * gcc.c (cpp_options): Pass along -g*.
6296 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6298 * config/arm/arm.c (output_move_neon): Update comment describing
6299 big-endian vector layout.
6300 (arm_assemble_integer): Do not handle big-endian NEON vectors
6302 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6303 neon_vget_lane<mode>_sext_internal,
6304 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6305 element indices for big-endian.
6307 2008-08-07 Richard Henderson <rth@redhat.com>
6309 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6310 * configure, config.in: Rebuild.
6311 * debug.h (dwarf2out_do_cfi_asm): Declare.
6312 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6313 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6314 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6315 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6317 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6319 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6320 movv2si_internal): Combine into mov<mode>_internal.
6321 (movv2si_internal_2): Remove.
6323 2008-08-07 Jan Hubicka <jh@suse.cz>
6326 * i386.md (single stringop patterns): Enable unconditionally.
6328 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6331 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6333 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6334 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6336 * config/i386/sse.md (sse2_movq128): New.
6338 * doc/extend.texi: Document __builtin_ia32_movq128.
6340 2008-08-07 Richard Guenther <rguenther@suse.de>
6343 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6344 pointers can access anything.
6346 2008-08-06 Jan Hubicka <jh@suse.cz>
6348 * optabs.c (emit_unop_insn): Break out to ...
6349 (maybe_emit_unop_insn): ... this one.
6350 (expand_sfix_optab): Use maybe variant.
6351 * optabs.h (maybe_emit_unop_insn): Declare.
6353 * i386.md (mov0 patterns): Enable by default.
6354 (FP conversion expanders): Disable expansion of code expanding
6355 sequences when instruction should be optimized for size.
6356 (single strinop patterns): Enable when optimizing for size.
6357 (string expanders): Disable expanding of code expanding sequences
6358 when optimizning instruction for size.
6359 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6361 (ix86_fp_comparison_sahf_cost): Likewise.
6362 (ix86_expand_branch): Likewise.
6363 (ix86_expand_ashl_const): Likewise.
6364 (ix86_split_ashl): Likewise.
6365 (ix86_expand_strlen): Likewise.
6366 (ix86_emit_fp_unordered_jump): Likewie.
6368 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6370 * c-common.c: Fix typo.
6371 (c_common_reswords): Activate more C++ keyword warnings.
6373 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6375 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6378 * diagnostic.c (permerror_at): New.
6379 * toplev.h (permerror_at): Declare.
6381 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6382 Ira Rosen <irar@il.ibm.com>
6384 * tree-vect-transform.c (vect_model_simple_cost): Return
6385 immediately if stmt is pure SLP.
6386 (vect_model_store_cost): Ditto.
6387 (vect_model_load_cost): Ditto.
6388 (vectorizable_store): Remove PURE_SLP check before call
6389 to vect_model_store_cost.
6390 (vect_model_store_cost): When checking whether stmt describe
6391 strided access, add a check that it is not slp_node.
6393 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6396 * c-common.c (warn_for_sign_compare): New. Handle separately the
6397 case that 'constant' is zero.
6398 * c-typeck.c (build_binary_op): Move code to c-common.c
6400 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6402 * config/alpha/alpha.c (alpha_preferred_reload_class,
6403 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6404 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6405 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6406 * config/arm/arm.md: Likewise.
6407 * config/avr/avr-protos.h (preferred_reload_class,
6408 test_hard_reg_class, avr_simplify_comparison_p,
6409 out_shift_with_cnt, class_max_nregs): Likewise.
6410 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6411 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6412 preferred_reload_class, test_hard_reg_class): Likewise.
6413 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6414 bfin_memory_move_cost, bfin_secondary_reload,
6415 bfin_output_mi_thunk): Likewise.
6416 * config/crx/crx.c (crx_secondary_reload_class,
6417 crx_memory_move_cost): Likewise.
6418 * config/frv/frv-protos.h (frv_secondary_reload_class,
6419 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6420 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6421 frv_secondary_reload_class, frv_class_likely_spilled_p,
6422 frv_class_max_nregs): Likewise.
6423 * config/h8300/h8300.c (h8300_classify_operand,
6424 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6426 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6427 * config/ia64/ia64.c (ia64_preferred_reload_class,
6428 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6429 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6430 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6432 * config/m68hc11/m68hc11.c (preferred_reload_class,
6433 m68hc11_memory_move_cost): Likewise.
6434 * config/mcore/mcore.c (mcore_secondary_reload_class,
6435 mcore_reload_class): Likewise.
6436 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6437 mips_class_max_nregs, mips_cannot_change_mode_class,
6438 mips_preferred_reload_class, mips_secondary_reload_class,
6439 mips_output_mi_thunk): Likewise.
6440 * config/mmix/mmix.c (mmix_preferred_reload_class,
6441 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6443 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6445 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6446 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6447 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6448 * config/rs6000/rs6000.c (paired_expand_vector_init,
6449 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6450 compare_section_name, rs6000_memory_move_cost): Likewise.
6451 * config/s390/s390.c (s390_emit_compare_and_swap,
6452 s390_preferred_reload_class, s390_secondary_reload,
6453 legitimize_pic_address, legitimize_tls_address,
6454 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6455 s390_class_max_nregs): Likewise.
6456 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6457 * config/s390/s390.md: Likewise.
6458 * config/score/score-protos.h (score_secondary_reload_class,
6459 score_preferred_reload_class): Likewise.
6460 * config/score/score.c (score_preferred_reload_class,
6461 score_secondary_reload_class): Likewise.
6462 * config/score/score3.c (score3_output_mi_thunk,
6463 score3_preferred_reload_class, score3_secondary_reload_class,
6464 score3_hard_regno_mode_ok): Likewise.
6465 * config/score/score3.h (score3_preferred_reload_class,
6466 score3_secondary_reload_class): Likewise.
6467 * config/score/score7.c (score7_output_mi_thunk,
6468 score7_preferred_reload_class, score7_secondary_reload_class,
6469 score7_hard_regno_mode_ok): Likewise.
6470 * config/score/score7.h (score7_preferred_reload_class,
6471 score7_secondary_reload_class): Likewise.
6472 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6473 output_branchy_insn, add_constant, gen_block_redirect,
6474 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6475 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6476 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6477 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6478 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6479 xstormy16_preferred_reload_class): Likewise.
6480 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6481 xtensa_expand_atomic, override_options,
6482 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6484 * reorg.c (try_merge_delay_insns): Likewise.
6485 * tree.c (merge_dllimport_decl_attributes): Likewise.
6487 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6489 2008-08-06 Michael Matz <matz@suse.de>
6491 * Makefile.in (write_entries_to_file): Quote words.
6492 * gengtype.c: (read_input_line): Skip over leading white-space.
6494 2008-08-06 Marc Gauthier <marc@tensilica.com>
6496 * config.gcc: Match more processor names for Xtensa.
6497 * configure.ac: Likewise.
6498 * doc/install.texi (Specific): Likewise.
6499 * configure: Regenerate.
6501 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6503 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6504 * calls.c (avoid_likely_spilled_reg): Likewise.
6505 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6506 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6507 * config/i386/i386.c (ix86_expand_special_args_builtin,
6508 ix86_secondary_reload): Likewise.
6509 * except.c (struct eh_region, gen_eh_region_catch,
6510 remove_unreachable_regions, duplicate_eh_regions,
6511 assign_filter_values, build_post_landing_pads,
6512 sjlj_find_directly_reachable_regions, remove_eh_handler,
6513 reachable_next_level, foreach_reachable_handler,
6514 can_throw_internal_1, can_throw_external_1,
6515 collect_one_action_chain): Likewise.
6516 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6517 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6518 * function.c (update_temp_slot_address, instantiate_new_reg,
6519 instantiate_virtual_regs_in_rtx,
6520 instantiate_virtual_regs_in_insn): Likewise.
6521 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6522 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6523 gimplify_cleanup_point_expr): Likewise.
6524 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6525 * passes.c (next_pass_1): Likewise.
6526 * print-tree.c (print_node_brief, print_node): Likewise.
6527 * profile.c (branch_prob): Likewise.
6528 * tree-dump.c (dump_register): Likewise.
6529 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6531 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6532 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6533 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6534 copy_arguments_for_versioning, copy_static_chain): Likewise.
6535 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6536 add_new_name_mapping, register_new_name_mapping): Likewise.
6537 * tree-mudflap.c (mf_xform_derefs): Likewise.
6538 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6539 get_init_expr, combine_chains): Likewise.
6540 * tree-pretty-print.c (dump_generic_node): Likewise.
6541 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6542 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6543 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6544 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6546 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6549 * calls.c (expand_call): Use the biggest preferred stack
6552 2008-08-06 Michael Matz <matz@suse.de>
6555 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6556 for reused reload, instead of overwriting them.
6558 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6561 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6562 for incoming stack boundary.
6564 * function.c (assign_parm_find_entry_rtl): Update
6565 parm_stack_boundary.
6567 * function.h (rtl_data): Add parm_stack_boundary.
6569 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6570 parm_stack_boundary for incoming stack boundary.
6572 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6574 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6575 for unrepresentable subregs or treat them as equal to other regs
6576 or subregs with the same register number.
6578 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6581 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6584 2008-08-06 Jan Hubicka <jh@suse.cz>
6586 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6587 frequencies might be hot.
6589 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6591 * reload.c (find_reloads): Force constants into literal pool
6592 also if they are wrapped in a SUBREG.
6594 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6597 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6598 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6599 Don't allow predicated instructions for data speculation.
6600 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6603 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6605 * haifa-sched.c (extend_global): Split to extend_global_data and
6606 extend_region_data. Update all uses.
6607 (extend_all): Rename to extend_block_data.
6609 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6611 * sched-rgn.c (new_ready): Check if instruction can be
6612 speculatively scheduled before attempting speculation.
6613 (debug_rgn_dependencies): Remove wrongful assert.
6615 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6617 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6619 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6621 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6622 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6623 va_size, and type_size.
6625 2008-08-04 Jason Merrill <jason@redhat.com>
6628 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6629 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6631 2008-08-05 Richard Henderson <rth@redhat.com>
6633 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6634 * configure: Rebuild.
6636 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6639 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6640 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6643 2008-08-05 Richard Henderson <rth@redhat.com>
6645 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6646 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6647 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6648 * common.opt (fdwarf2-cfi-asm): New.
6649 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6650 * config.in, configure: Rebuild.
6651 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6652 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
6654 (dw2_force_const_mem): Externalize.
6655 * dwarf2asm.h: Update.
6656 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6657 generate a real label.
6658 (output_cfi_directive): New.
6659 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6660 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6661 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6663 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6664 (output_loc_operands_raw, output_loc_sequence_raw): New.
6665 (output_cfa_loc_raw): New.
6667 2008-08-05 Paul Brook <paul@codesourcery.com>
6669 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6670 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6671 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6672 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6673 * config/arm/arm.h (TARGET_VFPD32): Define.
6674 (TARGET_VFP3): Use TARGET_VFPD32.
6675 (fputype): Add FPUTYPE_VFP3D16.
6676 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6677 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6678 * config/arm/arm-cores.def: Add cortex-r4f.
6679 * config/arm/arm-tune.md: Regenerate.
6681 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6683 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6684 Reword some comments throughout the file.
6686 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6687 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6688 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
6689 MFC_MIN_DMA_LIST_ELEMENTS.
6690 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
6691 MFC_MAX_DMA_LIST_ELEMENTS.
6693 (MFC_START_ENABLE): Remove PPU-only define.
6694 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6695 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6697 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6698 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6699 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6700 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6701 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6702 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6703 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6705 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6706 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6707 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6708 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6710 (spu_read_machine_status): Fix typo.
6712 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6714 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6715 SUBREG of multi-word hard register.
6716 * config/spu/spu.c (valid_subreg): Likewise.
6717 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6719 2008-08-04 Richard Guenther <rguenther@suse.de>
6721 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6722 the candidate with the stripped base if that base is different
6723 from the original base even for offset zero.
6725 2008-08-04 Richard Guenther <rguenther@suse.de>
6728 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6729 check for no_overflow.
6731 2008-08-04 Richard Guenther <rguenther@suse.de>
6733 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6735 2008-08-04 Paul Brook <paul@codesourcery.com>
6737 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6738 (arm_order_regs_for_local_alloc): New function.
6739 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6741 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6743 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6746 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6747 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6748 (ix86_expand_epilogue): Likewise.
6750 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6752 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6755 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6757 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6758 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6759 (*movv2sf_internal_rex64): Ditto.
6761 2008-08-03 Jan Hubicka <jh@suse.cz>
6763 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6764 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6765 * expmed.c (expand_smod_pow2): Likewise.
6767 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6770 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6771 alternative 0 of operand 1.
6772 (*vec_concatv2di_rex64_sse): Ditto.
6773 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6775 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6776 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6777 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6778 (*movv2sf_internal_rex64): Ditto.
6780 2008-08-02 Richard Guenther <rguenther@suse.de>
6783 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6784 (ssedoublesizemode): New mode attribute.
6785 (sse_shufps): Call gen_sse_shufps_v4sf.
6786 (sse_shufps_1): Macroize.
6787 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6788 (sse2_shufpd_1): Macroize.
6789 (vec_extract_odd, vec_extract_even): New expanders.
6790 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6791 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6792 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6793 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6794 (ix86_expand_vector_set): Likewise.
6795 (ix86_expand_reduc_v4sf): Likewise.
6797 2008-08-01 Doug Kwan <dougkwan@google.com>
6799 * matrix-reorg.c: Re-enable all code.
6800 (struct malloc_call_data): Change CALL_STMT to gimple type.
6801 (collect_data_for_malloc_call): Tuplify.
6802 (struct access_site_info): Change STMT to gimple type.
6803 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6804 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6805 (struct free_info): Change STMT to gimple type.
6806 (struct matrix_access_phi_node): Change PHI to gimple type.
6807 (get_inner_of_cast_expr): Remove.
6808 (may_flatten_matrices_1): Tuplify.
6809 (may_flatten_matrices): Ditto.
6810 (mark_min_matrix_escape_level): Ditto.
6811 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6812 (ssa_accessed_in_call_rhs): New
6813 (ssa_accessed_in_assign_rhs): New
6814 (record_access_alloc_site_info): Tuplify.
6815 (add_allocation_site): Ditto.
6816 (analyze_matrix_allocation_site): Ditto.
6817 (analyze_transpose): Ditto.
6818 (get_index_from_offset): Ditto.
6819 (update_type_size): Ditto.
6820 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
6821 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
6822 (analyze_accesses_for_phi_node): Tuplify.
6823 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
6824 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
6825 (analyze_matrix_accesses): Tuplify.
6826 (check_var_data): New call-back type for check_var_notmodified_p.
6827 (check_var_notmodified_p): Tuplify and use call-back struct to
6828 return statement found.
6829 (can_calculate_expr_before_stmt): Factor out statement related code
6831 (can_calculate_stmt_before_stmt): New.
6832 (check_allocation_function): Tuplify.
6833 (find_sites_in_func): Ditto.
6834 (record_all_accesses_in_func): Ditto.
6835 (transform_access_sites): Ditto.
6836 (transform_allocation_sites): Ditto.
6837 (matrix_reorg): Re-enable.
6838 (gate_matrix_reorg): Re-enable.
6840 2008-08-01 Jakub Jelinek <jakub@redhat.com>
6842 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
6843 for labels for which it hasn't been set yet. If it has been set,
6844 stop walking insns and continue with next worklist item.
6845 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
6846 if the only BARRIER is at the very end of a function.
6848 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6850 * cfgexpand.c (expand_stack_alignment): Assert that
6851 stack_realign_drap and drap_rtx must match.
6853 * function.c (instantiate_new_reg): If DRAP is used to realign
6854 stack, replace virtual_incoming_args_rtx with internal arg
6857 2008-08-01 Richard Guenther <rguenther@suse.de>
6859 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
6860 loop information only if we initialized it.
6861 (execute_pre): Call fini_pre with in_fre.
6862 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
6863 if we do not unroll because we hit max-completely-peeled-insns.
6864 Use our estimation for consistency, do allow shrinking.
6866 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6868 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
6869 with MIN_STACK_BOUNDARY.
6870 (ix86_update_stack_boundary): Likewise.
6871 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
6874 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
6875 (MIN_STACK_BOUNDARY): This.
6877 2008-08-01 Richard Guenther <rguenther@suse.de>
6880 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6882 2008-08-01 Richard Guenther <rguenther@suse.de>
6884 PR tree-optimization/36988
6885 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
6886 do not matter if that doesn't change volatile qualification.
6888 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
6890 * configure.ac: Do not generate libada-mk. Do not subst
6892 * libada-mk.in: Remove.
6893 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
6894 * configure: Regenerate.
6896 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
6898 * tree-pass.h: Added comment about not dumping passes with name
6899 starting with star in struct opt_pass.
6900 * passes.c (register_dump_files_1): Don't do dump for a pass with
6901 name starting with star.
6902 * doc/passes.texi (Pass manager): Mention pass names and special
6903 meaning of star prefix to avoid dump.
6905 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
6907 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
6909 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
6910 (ISA_MIPS64R2): New macro.
6911 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
6912 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
6913 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
6914 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
6915 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
6916 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
6917 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
6918 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
6919 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
6920 Move up to keep list alphabetically sorted.
6921 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
6922 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
6924 * doc/invoke.texi (MIPS Options): Add -mips64r2.
6925 (-march=@var{arch}): Add mips64r2.
6927 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6929 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
6931 2008-07-31 Steve Ellcey <sje@cup.hp.com>
6933 * expr.c (expand_assignment): Check for complete type.
6935 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6938 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
6940 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
6941 for stack alignment.
6943 * function.h (rtl_data): Add stack_realign_tried. Update comments.
6945 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
6947 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
6948 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
6950 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6952 PR rtl-optimization/36419
6953 * dwarf2out.c (barrier_args_size): New variable.
6954 (compute_barrier_args_size, compute_barrier_args_size_1): New
6956 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
6957 if not called yet in the current function, use barrier_args_size
6958 array to find the new args_size value.
6959 (dwarf2out_frame_debug): Free and clear barrier_args_size.
6961 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6964 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
6967 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6970 * dwarf2out.c (dwarf2out_args_size_adjust): New.
6971 (dwarf2out_stack_adjust): Use it.
6972 (dwarf2out_frame_debug_expr): Likewise.
6974 2008-07-31 Richard Guenther <rguenther@suse.de>
6976 PR tree-optimization/36978
6977 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
6978 the generated condition.
6980 2008-07-31 Richard Guenther <rguenther@suse.de>
6982 * passes.c (init_optimization_passes): Always call
6983 pass_early_warn_uninitialized.
6984 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
6985 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
6986 * doc/passes.texi (Warn for uninitialized variables): Adjust.
6988 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6991 * builtins.c (maybe_emit_free_warning): New function.
6992 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
6993 maybe_emit_free_warning for BUILT_IN_FREE.
6996 * dwarf2out.c (get_context_die): New function.
6997 (force_decl_die, force_type_die): Use it.
6998 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
6999 returns NULL, force generation of DW_TAG_typedef and put that into
7002 PR preprocessor/36649
7003 * c-pch.c (c_common_read_pch): Save and restore
7004 line_table->trace_includes across PCH restore.
7006 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7009 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7011 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
7014 * final.c (call_from_call_insn): Handle COND_EXEC.
7016 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7018 * builtins.c (std_gimplify_va_arg_expr): Replace
7019 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7020 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7022 2008-07-30 Joey Ye <joey.ye@intel.com>
7023 H.J. Lu <hongjiu.lu@intel.com>
7025 * builtins.c (expand_builtin_setjmp_receiver): Replace
7026 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7027 (expand_builtin_apply_args_1): Likewise.
7028 (expand_builtin_longjmp): Need DRAP for stack alignment.
7029 (expand_builtin_apply): Likewise.
7031 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7032 instead of assign_stack_local to allow alignment reduction.
7034 * calls.c (emit_call_1): Need DRAP for stack alignment if
7036 (expand_call): Replace virtual_incoming_args_rtx with
7037 crtl->args.internal_arg_pointer.
7038 * stmt.c (expand_nl_goto_receiver): Likewise.
7040 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7041 alignment and store to stack_alignment_estimated and
7042 max_used_stack_slot_alignment.
7043 (expand_one_var): Likewise.
7044 (expand_stack_alignment): New function.
7045 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7046 and stack_alignment_estimated fields in rtl_data. Call
7047 expand_stack_alignment at end.
7049 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7050 (MAX_STACK_ALIGNMENT): Likewise.
7051 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7052 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7054 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7055 stack alignment when generating virtual registers.
7057 * function.c (assign_stack_local): Renamed to ...
7058 (assign_stack_local_1): This. Add a parameter to indicate
7059 if it is OK to reduce alignment.
7060 (assign_stack_local): Use it.
7061 (instantiate_new_reg): Instantiate virtual incoming args rtx
7062 to vDRAP if stack realignment and DRAP is needed.
7063 (assign_parms): Collect parameter/return type alignment and
7064 contribute to stack_alignment_estimated.
7065 (locate_and_pad_parm): Likewise.
7066 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7067 with crtl->args.internal_arg_pointer.
7069 * function.h (rtl_data): Add new field drap_reg,
7070 max_used_stack_slot_alignment, stack_alignment_estimated,
7071 stack_realign_needed, need_drap, stack_realign_processed and
7072 stack_realign_finalized.
7073 (stack_realign_fp): New macro.
7074 (stack_realign_drap): Likewise.
7076 * global.c (compute_regsets): Frame pointer is needed when
7077 stack is realigned. Can eliminate frame pointer when stack is
7078 realigned and dynamic realigned argument pointer isn't used.
7080 * reload1.c (update_eliminables): Frame pointer is needed
7081 when stack is realigned.
7082 (init_elim_table): Can eliminate frame pointer when stack is
7083 realigned and dynamic realigned argument pointer isn't used.
7085 * rtl.h (assign_stack_local_1): Declare new funtion.
7087 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7088 (TARGET_GET_DRAP_RTX): Likewise.
7089 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7090 TARGET_GET_DRAP_RTX.
7092 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7094 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7095 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7097 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7098 H.J. Lu <hongjiu.lu@intel.com>
7100 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7101 vdrap_reg, stack_realign and drap_reg_saved.
7102 (add_cfi): Don't allow redefining CFA when DRAP is used.
7103 (reg_save): Handle stack alignment.
7104 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7105 alignment. Don't generate DWARF information for (set fp sp)
7107 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7109 (int_loc_descriptor): Move prototype forward. Also define if
7110 DWARF2_UNWIND_INFO is true.
7111 (output_cfa_loc): Handle DW_CFA_expression.
7112 (build_cfa_aligned_loc): New.
7113 (based_loc_descr): Update assert for stack realign. For local
7114 variables, use sp+offset when stack is aligned without drap and
7115 fp+offset when stack is aligned with drap. For arguments, use
7116 cfa+offset when drap is used to align stack.
7118 2008-07-30 Joey Ye <joey.ye@intel.com>
7119 H.J. Lu <hongjiu.lu@intel.com>
7121 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7123 (ix86_gen_andsp): New.
7124 (ix86_user_incoming_stack_boundary): Likewise.
7125 (ix86_default_incoming_stack_boundary): Likewise.
7126 (ix86_incoming_stack_boundary): Likewise.
7127 (ix86_can_eliminate): Likewise.
7128 (find_drap_reg): Likewise.
7129 (ix86_update_stack_boundary): Likewise.
7130 (ix86_get_drap_rtx): Likewise.
7131 (ix86_finalize_stack_realign_flags): Likewise.
7132 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7133 (TARGET_GET_DRAP_RTX): Likewise.
7134 (override_options): Overide option value for new options.
7135 (ix86_function_ok_for_sibcall): Remove check for
7136 force_align_arg_pointer.
7137 (ix86_handle_cconv_attribute): Likewise.
7138 (ix86_function_regparm): Likewise.
7139 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7140 (ix86_va_start): Replace virtual_incoming_args_rtx with
7141 crtl->args.internal_arg_pointer.
7142 (ix86_select_alt_pic_regnum): Check DRAP register.
7143 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7144 (ix86_compute_frame_layout): Compute frame layout wrt stack
7146 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7147 (ix86_expand_prologue): Decide if stack realignment is needed
7148 and generate prologue code accordingly.
7149 (ix86_expand_epilogue): Generate epilogue code wrt stack
7150 realignment is really needed or not.
7152 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7153 (ABI_STACK_BOUNDARY): Likewise.
7154 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7155 (STACK_REALIGN_DEFAULT): Likewise.
7156 (INCOMING_STACK_BOUNDARY): Likewise.
7157 (MAX_STACK_ALIGNMENT): Likewise.
7158 (ix86_incoming_stack_boundary): Likewise.
7159 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7160 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7161 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7162 (machine_function): Remove force_align_arg_pointer.
7164 * config/i386/i386.md (BX_REG): New.
7165 (R13_REG): Likewise.
7167 * config/i386/i386.opt (mforce_drap): New.
7168 (mincoming-stack-boundary): Likewise.
7169 (mstackrealign): Add Init(-1).
7171 * config/i386/i386-protos.h (ix86_can_eliminate): New
7173 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7175 * doc/extend.texi: Update force_align_arg_pointer.
7177 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7180 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7181 (INCOMING_STACK_BOUNDARY): Likewise.
7182 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7183 (TARGET_GET_DRAP_RTX): Likewise.
7185 2008-07-30 Andreas Schwab <schwab@suse.de>
7187 PR rtl-optimization/36929
7188 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7189 add_insn_before and fix argument order.
7190 (replace_inc_dec_mem): Handle NULL rtx.
7192 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7194 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7196 (arm_compute_initial_elimination_offset): Use it.
7197 (arm_compute_save_reg_mask): Include static chain save slot when
7198 calculating alignment.
7199 (arm_get_frame_offsets): Ditto.
7200 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7201 that we can use to decrement the stack when the stack decrement
7202 could be too big for an immediate value in a single insn.
7203 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7205 2008-07-30 Richard Guenther <rguenther@suse.de>
7207 PR tree-optimization/36967
7208 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7209 Release defs of statements we remove.
7211 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7213 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7214 instead of NULL_RTVEC.
7216 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7220 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7223 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
7225 * final.c (call_from_call_insn): New.
7226 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7228 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7230 * configure.ac: Substitute ADA_CFLAGS.
7231 * configure: Regenerate.
7232 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7233 * Makefile.in: Remove mention of X_* variables.
7234 * config/pa/x-ada-hpux10: Remove.
7235 * config/pa/x-ada: Remove.
7237 * doc/fragments.texi: Update.
7239 2008-07-30 Olivier Hainque <hainque@adacore.com>
7241 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7242 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7243 __dso_handle explicitly here.
7245 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7248 * c-typeck.c (build_binary_op): Encapsulate code into...
7249 * c-common.c (shorten_binary_op): ...this new function.
7250 (conversion_warning): Use the new function. Handle non-negative
7251 constant in bitwise-and.
7252 * c-common.h (shorten_binary_op): Declare.
7254 2008-07-30 Olivier Hainque <hainque@adacore.com>
7256 * scan.c (make_sstring_space): Add explicit conversions of
7257 allocator's return value.
7258 * fix-header.c (recognized_function): Likewise.
7260 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7262 * doc/cpp.texi: Update to GFDL 1.2.
7263 * doc/gcc.texi: Do not list GPL as Invariant Section.
7264 * doc/gccint.texi: Likewise. Update copyright years.
7265 * doc/install.texi: Update copyright years.
7267 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7270 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7271 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7273 2008-07-29 Jan Hubicka <jh@suse.cz>
7275 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7276 (grokdeclarator): Likewise.
7277 * langhooks.c (lhd_warn_unused_global_decl): Use
7278 DECL_DECLARED_INLINE_P.
7279 * print-tree.c (print_node): Remove DECL_INLINE check.
7281 2008-07-29 Richard Guenther <rguenther@suse.de>
7283 PR tree-optimization/36945
7284 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7285 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7286 Record invariant addresses un-decomposed.
7287 (copy_reference_ops_from_call): Record reference call
7288 arguments properly. Simplify.
7289 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7290 helper split out from ...
7291 (create_component_ref_by_pieces): ... here. Simplify.
7292 Prepare for recursive invocation for call arguments.
7293 (create_expression_by_pieces): Adjust call to
7294 create_component_ref_by_pieces.
7295 (compute_avail): Process operand 2 of reference ops.
7297 2008-07-29 Richard Guenther <rguenther@suse.de>
7299 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7301 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7303 * c-format.c (check_format_types): Revert unwanted checkin.
7305 2008-07-29 Jan Hubicka <jh@suse.cz>
7307 * flags.h (flag_really_no_inline): Remove.
7308 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7309 * toplev.c (flag_really_no_inline): Remove.
7310 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7311 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7312 (cgraph_decide_inlining_incrementally): Likewise.
7313 (compute_inline_parameters): Likewise.
7314 * opts.c (decode_options): Simplify.
7315 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7316 * common.opt (finline): Initialize to 1.
7317 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7319 2008-07-29 Jan Hubicka <jh@suse.cz>
7321 * predict.c (always_optimize_for_size_p): New function.
7322 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7323 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7324 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7326 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7327 * function.c (prepare_function_start): Set default profile.
7328 * function.h (rtl_data): Add maybe_hot_insn_p.
7329 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7330 (construct_exit_block): Likewise.
7331 (tree_expand_cfg): Likewise.
7333 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7334 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7335 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7336 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7339 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7342 * c-decl.c (merge_decls): Merge USED flags.
7344 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7346 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7347 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7348 next_stack, lab_false and lab_over trees.
7350 2008-07-28 Richard Guenther <rguenther@suse.de>
7352 PR tree-optimization/36957
7353 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7354 (useless_type_conversion_p): Remove.
7355 (types_compatible_p): Remove.
7356 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7357 (useless_type_conversion_p): Declare.
7358 (types_compatible_p): Declare.
7359 (gimple_expr_type): Return the base type only if it is
7360 trivially convertible to the subtype.
7362 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7364 * configure.ac: Use the m4_do macro to concatenate the warnings into
7365 one string in ACX_PROG_CC_WARNING_OPTS,
7366 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7367 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7368 * configure: Regenerate.
7370 2008-07-28 Richard Guenther <rguenther@suse.de>
7372 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7373 (insert_fake_stores): Remove.
7374 (realify_fake_stores): Likewise.
7375 (execute_pre): Remove dead code.
7376 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7377 (find_func_aliases): Deal with it here instead.
7378 Re-enable gcc_unreachable call.
7380 2008-07-28 Richard Guenther <rguenther@suse.de>
7382 Merge from gimple-tuples-branch.
7384 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7385 * gimple.def: New file.
7386 * gsstruct.def: Likewise.
7387 * gimple-iterator.c: Likewise.
7388 * gimple-pretty-print.c: Likewise.
7389 * tree-gimple.c: Removed. Merged into ...
7390 * gimple.c: ... here. New file.
7391 * tree-gimple.h: Removed. Merged into ...
7392 * gimple.h: ... here. New file.
7394 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7395 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7396 --enable-checking=gimple flag.
7397 * config.in: Likewise.
7398 * configure: Regenerated.
7400 * tree-ssa-operands.h: Tuplified.
7401 * tree-vrp.c: Likewise.
7402 * tree-loop-linear.c: Likewise.
7403 * tree-into-ssa.c: Likewise.
7404 * tree-ssa-loop-im.c: Likewise.
7405 * tree-dump.c: Likewise.
7406 * tree-complex.c: Likewise.
7407 * cgraphbuild.c: Likewise.
7408 * tree-ssa-threadupdate.c: Likewise.
7409 * tree-ssa-loop-niter.c: Likewise.
7410 * tree-pretty-print.c: Likewise.
7411 * tracer.c: Likewise.
7412 * gengtype.c: Likewise.
7413 * tree-loop-distribution.c: Likewise.
7414 * tree-ssa-loop-unswitch.c: Likewise.
7415 * cgraph.c: Likewise.
7416 * cgraph.h: Likewise.
7417 * tree-ssa-loop-manip.c: Likewise.
7418 * value-prof.c: Likewise.
7419 * tree-ssa-loop-ch.c: Likewise.
7420 * tree-tailcall.c: Likewise.
7421 * value-prof.h: Likewise.
7424 * tree-pass.h: Likewise.
7425 * ipa-cp.c: Likewise.
7426 * tree-scalar-evolution.c: Likewise.
7427 * tree-scalar-evolution.h: Likewise.
7428 * target.h: Likewise.
7429 * lambda-mat.c: Likewise.
7430 * tree-phinodes.c: Likewise.
7431 * diagnostic.h: Likewise.
7432 * builtins.c: Likewise.
7433 * tree-ssa-alias-warnings.c: Likewise.
7434 * cfghooks.c: Likewise.
7435 * fold-const.c: Likewise.
7436 * cfghooks.h: Likewise.
7437 * omp-low.c: Likewise.
7438 * tree-ssa-dse.c: Likewise.
7439 * ipa-reference.c: Likewise.
7440 * tree-ssa-uncprop.c: Likewise.
7441 * toplev.c: Likewise.
7442 * tree-gimple.c: Likewise.
7443 * tree-gimple.h: Likewise.
7444 * tree-chrec.c: Likewise.
7445 * tree-chrec.h: Likewise.
7446 * tree-ssa-sccvn.c: Likewise.
7447 * tree-ssa-sccvn.h: Likewise.
7448 * cgraphunit.c: Likewise.
7449 * tree-ssa-copyrename.c: Likewise.
7450 * tree-ssa-ccp.c: Likewise.
7451 * tree-ssa-loop-ivopts.c: Likewise.
7452 * tree-nomudflap.c: Likewise.
7453 * tree-call-cdce.c: Likewise.
7454 * ipa-pure-const.c: Likewise.
7455 * c-format.c: Likewise.
7456 * tree-stdarg.c: Likewise.
7457 * tree-ssa-math-opts.c: Likewise.
7458 * tree-ssa-dom.c: Likewise.
7459 * tree-nrv.c: Likewise.
7460 * tree-ssa-propagate.c: Likewise.
7461 * ipa-utils.c: Likewise.
7462 * tree-ssa-propagate.h: Likewise.
7463 * tree-ssa-alias.c: Likewise.
7464 * gimple-low.c: Likewise.
7465 * tree-ssa-sink.c: Likewise.
7466 * ipa-inline.c: Likewise.
7467 * c-semantics.c: Likewise.
7468 * dwarf2out.c: Likewise.
7470 * tree-ssa-loop-ivcanon.c: Likewise.
7471 * predict.c: Likewise.
7472 * tree-ssa-loop.c: Likewise.
7473 * tree-parloops.c: Likewise.
7474 * tree-ssa-address.c: Likewise.
7475 * tree-ssa-ifcombine.c: Likewise.
7476 * matrix-reorg.c: Likewise.
7477 * c-decl.c: Likewise.
7478 * tree-eh.c: Likewise.
7479 * c-pretty-print.c: Likewise.
7480 * lambda-trans.c: Likewise.
7481 * function.c: Likewise.
7482 * langhooks.c: Likewise.
7483 * ebitmap.h: Likewise.
7484 * tree-vectorizer.c: Likewise.
7485 * function.h: Likewise.
7486 * langhooks.h: Likewise.
7487 * tree-vectorizer.h: Likewise.
7488 * ipa-type-escape.c: Likewise.
7489 * ipa-type-escape.h: Likewise.
7490 * domwalk.c: Likewise.
7491 * tree-if-conv.c: Likewise.
7492 * profile.c: Likewise.
7493 * domwalk.h: Likewise.
7494 * tree-data-ref.c: Likewise.
7495 * tree-data-ref.h: Likewise.
7496 * tree-flow-inline.h: Likewise.
7497 * tree-affine.c: Likewise.
7498 * tree-vect-analyze.c: Likewise.
7499 * c-typeck.c: Likewise.
7500 * gimplify.c: Likewise.
7501 * coretypes.h: Likewise.
7502 * tree-ssa-phiopt.c: Likewise.
7503 * calls.c: Likewise.
7504 * tree-ssa-coalesce.c: Likewise.
7505 * tree.def: Likewise.
7506 * tree-dfa.c: Likewise.
7507 * except.c: Likewise.
7508 * except.h: Likewise.
7509 * cfgexpand.c: Likewise.
7510 * tree-cfgcleanup.c: Likewise.
7511 * tree-ssa-pre.c: Likewise.
7512 * tree-ssa-live.c: Likewise.
7513 * tree-sra.c: Likewise.
7514 * tree-ssa-live.h: Likewise.
7515 * tree-predcom.c: Likewise.
7516 * lambda.h: Likewise.
7517 * tree-mudflap.c: Likewise.
7518 * ipa-prop.c: Likewise.
7519 * print-tree.c: Likewise.
7520 * tree-ssa-copy.c: Likewise.
7521 * ipa-prop.h: Likewise.
7522 * tree-ssa-forwprop.c: Likewise.
7523 * ggc-page.c: Likewise.
7524 * c-omp.c: Likewise.
7525 * tree-ssa-dce.c: Likewise.
7526 * tree-vect-patterns.c: Likewise.
7527 * tree-ssa-ter.c: Likewise.
7528 * tree-nested.c: Likewise.
7529 * tree-ssa.c: Likewise.
7530 * lambda-code.c: Likewise.
7531 * tree-ssa-loop-prefetch.c: Likewise.
7532 * tree-inline.c: Likewise.
7533 * tree-inline.h: Likewise.
7534 * tree-iterator.c: Likewise.
7535 * tree-optimize.c: Likewise.
7536 * tree-ssa-phiprop.c: Likewise.
7537 * tree-vect-transform.c: Likewise.
7538 * tree-object-size.c: Likewise.
7539 * tree-outof-ssa.c: Likewise.
7540 * cfgloop.c: Likewise.
7541 * system.h: Likewise.
7542 * tree-profile.c: Likewise.
7543 * cfgloop.h: Likewise.
7544 * c-gimplify.c: Likewise.
7545 * c-common.c: Likewise.
7546 * tree-vect-generic.c: Likewise.
7547 * tree-flow.h: Likewise.
7548 * c-common.h: Likewise.
7549 * basic-block.h: Likewise.
7550 * tree-ssa-structalias.c: Likewise.
7551 * tree-switch-conversion.c: Likewise.
7552 * tree-ssa-structalias.h: Likewise.
7553 * tree-cfg.c: Likewise.
7554 * passes.c: Likewise.
7555 * ipa-struct-reorg.c: Likewise.
7556 * ipa-struct-reorg.h: Likewise.
7557 * tree-ssa-reassoc.c: Likewise.
7558 * cfgrtl.c: Likewise.
7559 * varpool.c: Likewise.
7561 * tree-ssanames.c: Likewise.
7562 * tree-ssa-threadedge.c: Likewise.
7563 * langhooks-def.h: Likewise.
7564 * tree-ssa-operands.c: Likewise.
7565 * config/alpha/alpha.c: Likewise.
7566 * config/frv/frv.c: Likewise.
7567 * config/s390/s390.c: Likewise.
7568 * config/m32c/m32c.c: Likewise.
7569 * config/m32c/m32c-protos.h: Likewise.
7570 * config/spu/spu.c: Likewise.
7571 * config/sparc/sparc.c: Likewise.
7572 * config/i386/i386.c: Likewise.
7573 * config/sh/sh.c: Likewise.
7574 * config/xtensa/xtensa.c: Likewise.
7575 * config/stormy16/stormy16.c: Likewise.
7576 * config/ia64/ia64.c: Likewise.
7577 * config/rs6000/rs6000.c: Likewise.
7578 * config/pa/pa.c: Likewise.
7579 * config/mips/mips.c: Likewise.
7581 2008-07-28 Simon Baldwin <simonb@google.com>
7583 * c-pragma.c (handle_pragma_message): New function.
7584 (init_pragma): Register handle_pragma_message.
7585 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7588 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7590 PR tree-optimization/35252
7591 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7592 REALPART_EXPR to be considered as same load operation.
7594 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7596 PR tree-optimization/36830
7597 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7598 (expressions_equal_p): Return false if only one operand is null.
7600 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7602 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7603 version requirements.
7605 2008-07-26 Olivier Hainque <hainque@adacore.com>
7607 * collect2.c (symkind): New enum. Symbol kinds we care about.
7608 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7609 code and head comment accordingly.
7610 (scan_prog_file): Use symkind names instead of bare integers.
7612 2008-07-25 Jan Hubicka <jh@suse.cz>
7614 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
7616 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
7617 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
7618 * dojump.c (clear_pending_stack_adjust): Likewise.
7619 * print-tree.c (print_node): Ignore DECL_INLINE.
7620 * tree-inline.c (inlinable_function_p): Likewise.
7622 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7624 * doc/extend.texi (hot attribute): Document that the hot attribute
7625 turns on -O3 for some ports.
7626 (cold attribute): Document that the cold attribute turns on -Os
7629 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7630 reflect function specific option support.
7632 * target.h (struct target_option_hooks): Add fields to say whether
7633 the cold attribute implies -Os and the hot attribute implies -O3.
7635 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7636 By default, do not turn on -Os for cold functions.
7637 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7638 not turn on -O3 for hot functions.
7640 * c-common.c (handle_hot_attribute): Use target hook to determine
7641 if hot functions should enable -O3.
7642 (handle_cold_attribute): Use target hook to determine if cold
7643 functions should enable -Os.
7645 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7646 (override_options): Move disable scheduling to
7647 optimization_options.
7648 (optimization_options): Disable scheduling here, not
7650 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7651 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7653 * config/ia64/ia64.c (ia64_override_options): Move setting
7654 scheduling flags to ia64_optimization_options.
7655 (ia64_optimization_options): Disable scheduling options here, and
7656 not in ia64_override_options.
7657 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7658 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7660 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7663 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7665 2008-07-25 Martin Jambor <mjambor@suse.cz>
7667 PR tree-optimization/36926
7668 * ipa-prop.c (ipa_analyze_call_uses): Call
7669 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7671 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7673 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7674 movv2si_internal): Add mem = reg alternative.
7676 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7679 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7680 DEFAULT_PCC_STRUCT_RETURN to 127.
7682 2008-07-24 Jan Hubicka <jh@suse.cz>
7684 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7685 (build_cgraph_edges): Likewise.
7686 * cgraph.c (cgraph_node): Do not update assembler hash.
7687 (cgraph_remove_node): Drop non-unit-at-a-time code.
7688 * tree-pass.h (pass_O0_always_inline): Remove.
7689 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7690 * toplev.c (process_options): Flag unit-at-a-time does not imply
7692 * cgraphunit.c: Update comments.
7693 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7694 (cgraph_assemble_pending_functions): Remove.
7695 (cgraph_reset_node): Drop non-unit-at-a-time code.
7696 (cgraph_finalize_function): Likewise.
7697 (cgraph_analyze_function): Likewise.
7698 (cgraph_finalize_compilation_unit): Likewise.
7699 (cgraph_expand_function): Likewise.
7700 (cgraph_optimize): Likesise.
7701 (save_inline_function_body): Likewise.
7702 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7703 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7704 * ipa-inline.c: Update comments.
7705 (enum inlining_mode): remove INLINE_SPEED.
7706 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7707 (cgraph_mark_inline_edge): Likewise.
7708 (try_inline): Likewise.
7709 (cgraph_decide_inlining_incrementally): Likewise.
7710 (cgraph_gate_inlining): Remove.
7711 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7712 (cgraph_gate_early_inlining): Likewise.
7713 (gate_inline_passes): Remove.
7714 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7715 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7716 pass_O0_always_inline): Remove.
7717 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7718 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7719 * opts.c (no_unit_at_a_time_default): Remove.
7720 (decode_options): Remove flag_unit_at_a_time reset and warning.
7721 * opts.h (no_unit_at_a_time_default): Remove.
7722 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7723 early in GNU dialect.
7724 (merge_decls): Update comment; drop unit-at-a-time check.
7725 (finish_decl): Likewise.
7726 (grok_declaration): Remove flag_inline_trees code.
7727 (finish_functions): Return on function returning non-void on all
7729 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7730 * cfgexpand.c (expand_one_static_var): Remove.
7731 (expand_one_var): Remove expand_one_static_var call.
7732 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7733 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7734 and flag_unit_at_a-time compatibility checks.
7735 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7736 * tree-inline.c (flag_inline_trees): Remove.
7737 (inlinable_function_p): Don't check it.
7738 (expand_call_inline): Remove non-unit-at-a-time code.
7739 * tree-inline.h (flag_inline_trees): Remove.
7740 * tree-optimize.c (execute_early_local_optimizations): Remove
7741 unit-at-a-time checks.
7742 (tree_rest_of_compilation): Likewise.
7743 * combine.c (setup_incoming_promotions): Likewise.
7744 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7745 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7746 * passes.c (pass_inline_parameters): Update comments; remove
7747 O0_alwaysinline pass.
7748 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7749 (execute_one_pass): Likewise.
7750 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7751 (ix86_function_sseregparm): Likewise.
7752 * arm.c (arm_function_in_section_p): Likewise.
7753 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7754 * varpool.c: Update comments.
7755 (decide_is_variable_needed): Remove unit-at-a-time checks.
7756 (varpool_finalize_decl): Likewise.
7758 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7760 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7762 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7764 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7766 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7767 imp symbol extension.
7769 2008-07-23 Ian Lance Taylor <iant@google.com>
7771 * tree-vrp.c (infer_value_range): Ignore asm statements when
7772 looking for memory accesses for -fdelete-null-pointer-checks.
7774 2008-07-24 Ben Elliston <bje@au.ibm.com>
7776 * config/spu/spu-c.c (__vector_keyword): New variable.
7777 (vector_keyword): Likewise.
7778 (spu_categorize_keyword): New function.
7779 (spu_macro_to_expand): Likewise.
7780 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7781 compiling an ISO C dialect.
7783 2008-07-24 Ben Elliston <bje@au.ibm.com>
7785 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7788 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7790 * configure: Regenerate.
7791 * configure.ac: Require texinfo 4.7.
7792 * doc/install.texi: Document texinfo 4.7 requirement.
7794 2008-07-23 Martin Jambor <mjambor@suse.cz>
7796 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7797 rather than for DECL_SAVED_TREE.
7798 * ipa-prop.c: Include diagnostic.h.
7799 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7801 (ipa_detect_param_modifications): Function rewritten from scratch.
7802 (ipa_compute_jump_functions): Changed accesses to modification flags.
7803 (ipa_free_node_params_substructures): Update flags destruction.
7804 (ipa_node_duplication_hook): Update flags duplication.
7805 (ipa_print_all_params_modified): Updated flag access.
7806 * ipa-prop.h (struct ipa_param_flags): New structure.
7807 (struct ipa_node_params): New field modification_analysis_done,
7808 modified_flags changed into param_flags.
7809 (ipa_is_ith_param_modified): Changed to use new flags.
7810 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7812 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7813 ipa-cp.c and split into two functions.
7814 (ipa_print_node_jump_functions): New function.
7815 (compute_scalar_jump_functions): New function.
7816 (type_like_member_ptr_p): New function.
7817 (compute_pass_through_member_ptrs): New function.
7818 (fill_member_ptr_cst_jump_function): New function.
7819 (determine_cst_member_ptr): New function.
7820 (compute_cst_member_ptr_arguments): New function.
7821 (ipa_compute_jump_functions): Complete rewrite.
7822 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
7823 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
7824 (struct ipa_member_ptr_cst): New structure.
7825 (union jump_func_value): New field member_cst.
7826 * ipa-cp.c (ipcp_lat_is_insertable): New function.
7827 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
7828 jump function types.
7829 (ipcp_print_all_lattices): Slight fprintf rearrangement.
7830 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
7831 instead of ipcp_print_all_jump_functions.
7832 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
7833 only for replacable scalars.
7835 * doc/invoke.texi (Optimize options): Add description of
7836 -findirect-inlining.
7837 * common.opt (flag_indirect_inlining): New flag.
7838 * opts.c (decode_options): Set flag_indirect_inlining when
7841 * ipa-inline.c: Include ipa-prop.h.
7842 (inline_indirect_intraprocedural_analysis): New function.
7843 (inline_generate_summary): Allocate parameter and argument info
7844 structures, call inline_indirect_intraprocedural_analysis on each
7845 node when doing indirect inlining and deallocate indirect inlining
7846 data structures in the end.
7847 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
7848 (free_all_ipa_structures_after_iinln): New function.
7849 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
7851 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
7853 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
7854 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7855 of computing the frequency separately.
7856 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7857 of computing the frequency separately.
7858 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
7859 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
7860 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
7861 (ipa_get_stmt_member_ptr_load_param): New function.
7862 (ipa_is_ssa_with_stmt_def): New function.
7863 (ipa_note_param_call): New function.
7864 (ipa_analyze_call_uses): New function.
7865 (ipa_analyze_stmt_uses): New function.
7866 (ipa_analyze_params_uses): New function.
7867 (ipa_free_node_params_substructures): Also free the param_calls linked
7869 (ipa_node_duplication_hook): Also duplicate the param_calls
7871 (ipa_print_node_param_flags): New function.
7872 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
7873 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
7874 * ipa-prop.h (struct ipa_param_flags): New field called.
7875 (struct ipa_param_call_note): New structure.
7876 (struct ipa_node_params): New fields param_calls and
7878 (ipa_is_ith_param_called): New function.
7879 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
7880 ipa_analyze_params_uses and dump parameter flags.
7882 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
7883 ipa_propagate_indirect_call_infos if performing indirect inlining,
7884 pass a new parameter new_edges to it.
7885 (add_new_edges_to_heap): New fucntion.
7886 (cgraph_decide_inlining_of_small_functions): New vector
7887 new_indirect_edges for newly found indirect edges , call
7888 ipa_propagate_indirect_call_infos after inlining.
7889 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
7890 inlining if performing indirect inlining. Call
7891 free_all_ipa_structures_after_iinln when doing so too.
7892 (inline_generate_summary): Do not call
7893 free_all_ipa_structures_after_iinln here.
7894 * ipa-prop.c (update_jump_functions_after_inlining): New function.
7895 (print_edge_addition_message): New function.
7896 (update_call_notes_after_inlining): New function.
7897 (propagate_info_to_inlined_callees): New function.
7898 (ipa_propagate_indirect_call_infos): New function.
7899 * ipa-prop.h: Include cgraph.h
7900 (struct ipa_param_call_note): Fields reordered, new field processed.
7901 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
7903 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
7904 rediscovered call statements.
7905 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
7906 (dump_cgraph_node): Dump also the indirect_call flag.
7907 (cgraph_clone_edge): Copy also the indirect_call flag.
7908 * tree-inline.c (copy_bb): Do not check for fndecls from call
7909 expressions, check for edge availability when moving clones.
7910 (get_indirect_callee_fndecl): New function.
7911 (expand_call_inline): If callee declaration is not apprent from
7912 the statement, try calling get_indirect_callee_fndecl. Do not
7913 issue warnings or call sorry when not inlinings an indirect edge.
7914 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
7916 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
7917 bit more frandly to matching.
7918 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
7919 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
7920 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
7922 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7925 * opth-gen.awk: Suppress function specific features when building
7927 * optc-gen.awk: Ditto.
7929 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7932 * diagnostic.c (pedwarn): Add opt parameter.
7934 * c-tree.h (pedwarn_init): Add opt parameter.
7935 (pedwarn_c90): Likewise.
7936 (pedwarn_c99): Likewise.
7937 * c-errors.c (pedwarn_c99): Likewise.
7938 (pedwarn_c90): Likewise.
7939 * toplev.h (pedwarn): Update declaration.
7940 (pedwarn0): Declare.
7941 * c-lex.c: All calls to pedwarn changed.
7942 * builtins.c: All calls to pedwarn changed.
7943 * toplev.c: All calls to pedwarn changed.
7944 * c-decl.c: All calls to pedwarn changed.
7945 * c-typeck.c: All calls to pedwarn changed.
7946 * c-common.c: All calls to pedwarn changed.
7947 * c-parser.c: All calls to pedwarn changed.
7949 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7950 Karthik Kumar <karthikkumar@gmail.com>
7952 * attribs.c (file scope): Include c-common.h.
7953 (decl_attributes): Add support for #pragma GCC optimize and
7956 * targhooks.c (default_can_inline_p): New function that is the
7957 default for the TARGET_CAN_INLINE_P target hook.
7959 * targhooks.h (default_can_inline_p): Add declaration.
7961 * tree.c (cl_optimization_node): New static tree for building
7962 OPTIMIZATION_NODE tree.
7963 (cl_target_option_node): New static tree for building
7964 TARGET_OPTION_NODE tree.
7965 (cl_option_hash_table): New hash table for hashing
7966 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7967 (cl_option_hash_hash): New function to provide the hash value for
7968 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7969 (cl_option_hash_eq): New function to provide an equality test for
7970 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7971 (tree_code_size): Add support for OPTIMIZATION_NODE and
7972 TARGET_OPTION_NODE trees.
7973 (tree_code_structure): Add support for OPTIMIZATION_NODE and
7974 TARGET_OPTION_NODE trees.
7975 (build_optimization_node): Build a tree that has all of the
7976 current optimization options.
7977 (build_target_option_node): Build a tree that has the target
7978 options that might be changed on a per function basis.
7980 * tree.h (file scope): Include options.h.
7981 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
7982 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7983 (TREE_OPTIMIZATION): Ditto.
7984 (TREE_TARGET_SPECIFIC): Ditto.
7985 (struct tree_function_decl): Add fields for remembering the
7986 current optimization options and target specific options.
7987 (struct tree_optimization_option): New tree variant that remembers
7988 the optimization options.
7989 (struct tree_target_option): New tree variant that remembers the
7990 target specific flags that might change for compiling a particular
7992 (union tree_node): Include tree_optimization_option and
7993 tree_target_option fields.
7994 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
7995 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
7996 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
7997 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
7998 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
7999 optimization and target options.
8000 (optimization_default_node): New macro to refer to global_trees
8002 (optimization_current_node): Ditto.
8003 (optimization_cold_node): Ditto.
8004 (optimization_hot_node): Ditto.
8005 (target_option_default_node): Ditto.
8006 (target_option_current_node): Ditto.
8007 (current_option_pragma): Ditto.
8008 (current_optimize_pragma): Ditto.
8010 * target.h (struct gcc_target): Add valid_option_attribute_p,
8011 target_option_save, target_option_restore, target_option_print,
8012 target_option_pragma_parse, and can_inline_p hooks.
8014 * toplev.h (parse_optimize_options): Add declaration.
8015 (fast_math_flags_struct_set_p): Ditto.
8017 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8018 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8021 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8022 tree_can_inline_p hook to see if one function can inline another.
8023 (cgraph_decide_inlining): Ditto.
8024 (cgraph_decide_inlining_incrementally): Ditto.
8026 * opts.c (decode_options): Add support for running multiple times
8027 to allow functions with different target or optimization options
8028 than was specified on the command line.
8029 (fast_math_flags_struct_set_p): New function that is similar to
8030 fast_math_flags_set_p, except it uses the values in the
8031 cl_optimization structure instead of global variables.
8033 * optc-gen.awk: Add support for TargetSave to allow a back end to
8034 declare new fields that need to be saved when using function
8035 specific options. Include flags.h and target.h in the options.c
8036 source. Add support for Save to indicate which options can be set
8037 for individual functions. Generate cl_optimize_save,
8038 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8039 cl_target_option_restore, cl_target_option_print functions to
8040 allow functions to use different optimization or target options.
8042 * opt-functions.awk (var_type_struct): Return the type used for
8043 storing the field in a structure.
8045 * opth-gen.awk: Add support for TargetSave to allow a back end to
8046 declare new fields that need to be saved when using function
8047 specific options. Add support for Save to indicate which options
8048 can be set for individual functions. Only generate one extern for
8049 Mask fields. Generate cl_optimization and cl_target_option
8050 structures to remember optimization and target options.
8052 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8053 collecting new tree nodes.
8054 (TS_TARGET_OPTION): Ditto.
8056 * c-decl.c (merge_decls): Merge function specific target and
8057 optimization options.
8059 * function.c (invoke_set_current_function_hook): If the function
8060 uses different optimization options, change the global variables
8063 * coretypes.h (struct cl_optimization): Add forward reference.
8064 (struct cl_target_option): Ditto.
8066 * c-pragma.c (option_stack): New static vector to remember the
8067 current #pragma GCC option stack.
8068 (handle_pragma_option): New function to support #pragma GCC option
8069 to change target options.
8070 (optimize_stack): New static vector to remember the current
8071 #pragma GCC optimize stack.
8072 (handle_pragma_optimize): New function to support #pragma GCC
8073 optimize to change optimization options.
8074 (init_pragma): Add support for #pragma GCC optimize and #pragma
8077 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8078 optimization options.
8079 (TARGET_OPTION_NODE): New tree code for remembering certain target
8082 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8083 TARGET_OPTION_NODE trees.
8085 * common.opt (-O): Add Optimization flag.
8087 (-fmath-errno): Ditto.
8088 (-falign-functions): Add UInteger flag to make sure flag gets full
8089 int in cl_optimization structure.
8090 (-falign-jumps): Ditto.
8091 (-falign-labels): Ditto.
8092 (-falign-loops): Ditto.
8093 (-fsched-stalled-insns): Ditto.
8094 (-fsched-stalled-insns-dep): Ditto.
8096 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8098 (TARGET_OPTION_SAVE): Ditto.
8099 (TARGET_OPTION_RESTORE): Ditto.
8100 (TARGET_OPTION_PRINT): Ditto.
8101 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8102 (TARGET_CAN_INLINE_P): Ditto.
8103 (TARGET_INITIALIZER): Add new hooks.
8105 * tree-inline.c (tree_can_inline_p): New function to determine
8106 whether one function can inline another. Check if the functions
8107 use compatible optimization options, and also call the backend
8110 * tree-inline.h (tree_can_inline_p): Add declaration.
8112 * c-common.c (c_common_attribute): Add support for option and
8113 optimize attributes.
8114 (handle_option_attribute): Add support for the option attribute to
8115 allow the user to specify different target options for compiling a
8117 (handle_optimize_attribute): Add support for the optimize
8118 attribute to allow the user to specify different optimization
8119 options for compiling a specific function.
8120 (handle_hot_attribute): Turn on -O3 optimization for this one
8121 function if it isn't the default optimization level.
8122 (handle_cold_attribute): Turn on -Os optimization for this one
8123 function if it insn't the default optimization.
8124 (const_char_p): New const char * typedef.
8125 (optimize_args): New static vector to remember the optimization
8127 (parse_optimize_options): New function to set up the optimization
8128 arguments from either the optimize attribute or #pragma GCC optimize.
8130 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8131 (builtin_define_std): Ditto.
8133 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8134 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8135 (x86_64-*-*): Ditto.
8137 * Makefile.in (TREE_H): Add options.h.
8138 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8140 * doc/extend.texi (option attribute): Document new attribute.
8141 (optimize attribute): Ditto.
8142 (hot attribute): Document hot attribute sets -O3.
8143 (cold attribute): Document cold attribute sets -Os.
8144 (#pragma GCC option): Document new pragma.
8145 (#pragma GCC optimize): Ditto.
8147 * doc/options.texi (TargetSave): Document TargetSave syntax.
8148 (UInteger): Document UInteger must be used for certain flags.
8149 (Save): Document Save option to create target specific options
8150 that can be saved/restored on a function specific context.
8152 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8153 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8155 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8156 (TARGET_OPTION_SAVE): Ditto.
8157 (TARGET_OPTION_RESTORE): Ditto.
8158 (TARGET_OPTION_PRINT): Ditto.
8159 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8160 (TARGET_CAN_INLINE_P): Ditto.
8162 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8164 (-mfpmath=both): Ditto.
8166 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8167 Karthik Kumar <karthikkumar@gmail.com>
8169 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8170 (TARGET_POPCNT): Ditto.
8171 (TARGET_SAHF): Ditto.
8172 (TARGET_AES): Ditto.
8173 (TARGET_PCLMUL): Ditto.
8174 (TARGET_CMPXCHG16B): Ditto.
8175 (TARGET_RECIP): Move switch into target_flags.
8176 (TARGET_FUSED_MADD): Ditto.
8177 (ix86_arch_features): Make an unsigned char type.
8178 (ix86_tune_features): Ditto.
8179 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8180 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8181 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8183 * config/i386/i386.opt (arch): New TargetSave field to define
8184 fields that need to be saved for function specific option support.
8187 (branch_cost): Ditto.
8188 (ix86_isa_flags_explicit): Ditto.
8189 (tune_defaulted): Ditto.
8190 (arch_specified): Ditto.
8191 (-m128-long-double): Add Save flag to save option for target
8192 specific option support.
8194 (-maccumulate-outgoing-args): Ditto.
8195 (-malign-double): Ditto.
8196 (-malign-stringops): Ditto.
8197 (-mfancy-math-387): Ditto.
8198 (-mhard-float): Ditto.
8200 (-minline-all-stringops): Ditto.
8201 (-minline-stringops-dynamically): Ditto.
8202 (-mms-bitfields): Ditto.
8203 (-mno-align-stringops): Ditto.
8204 (-mno-fancy-math-387): Ditto.
8205 (-mno-push-args): Ditto.
8206 (-mno-red-zone): Ditto.
8207 (-mpush-args): Ditto.
8208 (-mred-zone): Ditto.
8210 (-msseregparm): Ditto.
8211 (-mstack-arg-probe): Ditto.
8226 (-mrecip): Move flag into target_flags.
8228 (-mno-fused-madd): Ditto.
8229 (-mfused-madd): Ditto.
8230 (-mabm): Move flag into ix86_isa_flags.
8237 * config/i386/i386-c.c: New file for #pragma support.
8238 (ix86_target_macros_internal): New function to #define or #undef
8239 target macros based when the user uses the #pragma GCC option to
8240 change target options.
8241 (ix86_pragma_option_parse): New function to add #pragma GCC option
8243 (ix86_target_macros): Move defining the target macros here from
8244 TARGET_CPU_CPP_BUILTINS in i386.h.
8245 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8246 defined, initialize any subtarget #pragmas.
8248 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8249 REGISTER_TARGET_PRAGMAS.
8251 * config/i386/t-i386: New file for x86 dependencies.
8252 (i386.o): Make dependencies mirror the include files used.
8253 (i386-c.o): New file, add dependencies.
8255 * config/i386/i386-protos.h (override_options): Add bool argument.
8256 (ix86_valid_option_attribute_tree): Add declaration.
8257 (ix86_target_macros): Ditto.
8258 (ix86_register_macros): Ditto.
8260 * config/i386/i386.c (ix86_tune_features): Move initialization of
8261 the target masks to initial_ix86_tune_features to allow functions
8262 to have different target options. Make type unsigned char,
8263 instead of unsigned int.
8264 (initial_ix86_tune_features): New static vector to hold processor
8265 masks for the tune variables.
8266 (ix86_arch_features): Move initialization of the target masks to
8267 initial_ix86_arch_features to allow functions to have different
8268 target options. Make type unsigned char, instead of unsigned int.
8269 (initial_ix86_arch_features): New static vector to hold processor
8270 masks for the arch variables.
8271 (enum ix86_function_specific_strings): New enum to describe the
8272 string options used for attribute((option(...))).
8273 (ix86_target_string): New function to return a string that
8274 describes the target options.
8275 (ix86_debug_options): New function to print the current options in
8277 (ix86_function_specific_save): New function hook to save the
8278 function specific global variables in the cl_target_option structure.
8279 (ix86_function_specific_restore): New function hook to restore the
8280 function specific variables from the cl_target_option structure to
8281 the global variables.
8282 (ix86_function_specific_print): New function hook to print the
8283 target specific options in the cl_target_option structure.
8284 (ix86_valid_option_attribute_p): New function hook to validate
8285 attribute((option(...))) arguments.
8286 (ix86_valid_option_attribute_tree): New function that is common
8287 code between attribute((option(...))) and #pragma GCC option
8288 support that parses the options and returns a tree holding the options.
8289 (ix86_valid_option_attribute_inner_p): New helper function for
8290 ix86_valid_option_attribute_tree.
8291 (ix86_can_inline_p): New function hook to decide if one function
8292 can inline another on a target specific basis.
8293 (ix86_set_current_function); New function hook to switch target
8294 options if the user used attribute((option(...))) or #pragma GCC
8296 (ix86_tune_defaulted): Move to static file scope from
8298 (ix86_arch_specified): Ditto.
8299 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8301 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8302 (OPTION_MASK_ISA_ABM_SET): Ditto.
8303 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8304 (OPTION_MASK_ISA_CX16_SET): Ditto.
8305 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8306 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8307 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8308 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8309 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8310 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8311 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8312 (struct ptt): Move to static file scope from override_options.
8313 (processor_target_table): Ditto.
8315 (ix86_handle_option): Add support for options that are now isa options.
8316 (override_options): Add support for declaring functions that
8317 support different target options than were specified on the
8318 command line. Move struct ptt, processor_target_table, cpu_names,
8319 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8320 Add bool argument. Fix up error messages so the appropriate error
8321 is given for either command line or attribute.
8322 (ix86_previous_fndecl): New static to remember previous function
8323 declaration to see if we need to change target options.
8324 (ix86_builtins_isa): New array to record the ISA of each builtin
8326 (def_builtin): Always create the builtin function, even if the
8327 current ISA doesn't support it.
8328 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8329 tests for those builtins.
8330 (ix86_init_builtins): Remove TARGET_MMX test for calling
8331 ix86_init_mmx_sse_builtins.
8332 (ix86_expand_builtin): If the current ISA doesn't support a given
8333 builtin, signal an error.
8334 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8335 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8336 (TARGET_OPTION_SAVE): Ditto.
8337 (TARGET_OPTION_RESTORE): Ditto.
8338 (TARGET_OPTION_PRINT): Ditto.
8339 (TARGET_CAN_INLINE_P): Ditto.
8341 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
8343 * c-typeck.c (build_external_ref): Don't call assemble_external.
8344 * final.c (output_operand): Call assemble_external.
8346 2008-07-21 DJ Delorie <dj@redhat.com>
8348 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8349 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8351 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8353 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8354 original insn and splitter contents into ...
8355 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8356 flag_unsafe_math_optimizations. Add dummy scratch register.
8357 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8358 !flag_unsafe_math_optimizations. Returns number with next
8359 highest magnitude if this is still less or equal to the true
8360 quotient in magnitude.
8362 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
8364 * Makefile.in: Replace toplev.h with TOPLEV_H.
8365 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8366 * c-lex.c (fe_file_change): Don't set in_system_header.
8367 * c-parser.c (c_token): Remove in_system_header.
8368 (c_lex_one_token): Don't set in_system_header.
8369 (c_parser_set_source_position_from_token): Don't set in_system_header.
8370 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8373 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8374 * flags.h (in_system_header): Remove.
8375 * function.c (saved_in_system_header): Remove.
8376 (push_cfun): Don't set in_system_header.
8377 (pop_cfun): Don't set in_system_header.
8378 (push_struct_function): Don't set in_system_header.
8379 * input.h (expanded_location): Add sysp.
8380 (in_system_header_at): New.
8381 (in_system_header): New.
8382 * toplev.c (in_system_header): Remove.
8383 * toplev.h: Include input.h
8385 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8386 * tree-ssa.c (warn_uninit): Call warning_at.
8387 (warn_uninitialized_var): Update calls to warn_uninit.
8388 (warn_uninitialized_phi): Update calls to warn_uninit.
8389 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8390 (expand_location): Initialize xloc.sysp.
8391 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8392 (tree_decl_with_vis): Remove in_system_header_flag.
8394 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8397 * recog.c (asm_operand_ok): Change the order of the extra
8398 memory constraint checks.
8400 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8403 * tree-switch-conversion.c (build_one_array): Call
8404 varpool_mark_needed_node and varpool_finalize_decl
8405 instead of assemble_variable.
8407 2008-07-19 Jan Hubicka <jh@suse.cz>
8409 * cgraph.c (cgraph_add_new_function): Do early local passes.
8410 * tree-nrv.c (gate_pass_return_slot): New gate.
8411 (pass_nrv): Add the gate.
8412 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8414 (coalesce_ssa_name): Coalesce SSA names.
8415 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8416 not optimizing so unused user vars remains visible.
8417 * common.opt (flag_tree_ter): Always enable by default.
8418 * tree-ssa-ter.c: Include flags.h
8419 (is_replaceable_p): Check that locations match; when aliasing
8420 is missing be conservative about loads.
8421 * tree-optimize.c (gate_init_datastructures): Remove.
8422 (pass_init_datastructures): New.
8423 * passes.c: Reorder passes so we always go into SSA.
8425 2008-07-19 Jan Hubicka <jh@suse.cz>
8427 * doc/extend.texi (flatten attribute): Remove note about
8429 * doc/invoke.texi (--combine): Likewise.
8430 (-finline-functions-called-once): Update levels when enabled.
8431 (-funit-at-a-time): Document new behaviour.
8432 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8433 -fno-section-anchors when disabled explicitly.
8434 (inline params): They are not ignored now.
8435 (precompiled headers): Remove unit-at-a-time as being incompatible.
8436 * opts.c (decode_options): Handle unit-at-a-time as alias;
8437 imply -fno-section-anchors when toplevel reorder is disabled
8439 * common.opt (ftoplevel-reorder): Set default value to 2.
8440 (funit-at-a-time): Set default value to 1.
8441 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8444 2008-07-19 Jan Hubicka <jh@suse.cz>
8446 * builtins.c (expand_builtin_int_roundingfn,
8447 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8450 2008-07-19 Richard Guenther <rguenther@suse.de>
8453 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8454 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8455 * tree-ssa-pre.c (get_expr_value_id): For newly created
8456 constant value-ids make sure to add the expression to its
8459 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8462 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8463 return value of the builtin is ignored.
8465 2008-07-19 Olivier Hainque <hainque@adacore.com>
8467 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8468 bits, a C conformant malloc implementation has to provide.
8469 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8471 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8475 * reload.c (find_reloads_subreg_address): Only reload address if
8476 reloaded == 0, not for reloaded != 1.
8479 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8480 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8481 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8482 m32c_legitimize_reload_address.
8484 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8485 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8486 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8488 2008-07-19 Olivier Hainque <hainque@adacore.com>
8490 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8491 argument, saying whether nested array are to be collapsed
8492 into a single array type DIE with multiple subscripts.
8493 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8494 issues, centralize the nested array types collapsing control and
8495 disable the transformation for Ada.
8497 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8500 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8502 (x86_64_shift_adj_2): New expander.
8503 (x86_64_shift_adj_3): Ditto.
8504 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8505 to split TImode operands.
8506 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8507 (ix86_split_lshr): Ditto.
8509 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8511 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8512 and __CHAR32_TYPE__.
8513 * c-typeck.c (digest_init): Support char16_t and char32_t.
8514 (set_nonincremental_init_from_string): Idem.
8516 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8519 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8520 PREFERRED_STACK_BOUNDARY.
8521 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8523 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8526 * function.c (locate_and_pad_parm): Cap boundary earlier.
8528 2008-07-17 Julian Brown <julian@codesourcery.com>
8530 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8531 no-op for targets which don't use DLLs.
8533 2008-07-17 Martin Jambor <mjambor@suse.cz>
8535 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8536 that nodes are relevant by examining the node->analyzed flag.
8537 (ipcp_init_stage): Check which nodes are relevant, assert that the
8538 relevant ones are also required.
8539 (ipcp_propagate_stage): Check on the side arrays are properly
8541 (ipcp_print_all_jump_functions): Make sure not to touch any node
8542 that is not analyzed or an edge that does not have a corresponding
8543 entry in the on-the-side vectors.
8544 (ipcp_function_scale_print): Likewise.
8545 (ipcp_update_callgraph): Check that the node is relevant.
8546 (ipcp_insert_stage): Check that the node is relevant. Check there is
8547 an info for every node and edge.
8548 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8549 (ipa_print_all_tree_maps): Likewise and a new variable info.
8550 (ipa_print_all_params_modified): Likewise.
8551 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8553 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8556 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8558 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8560 PR rtl-optimization/36753
8561 * fwprop.c (use_killed_between): Don't shortcut
8562 single-definition global registers.
8564 2008-07-16 Jan Hubicka <jh@suse.cz>
8566 * cgraph.h (varpool_empty_needed_queue): Declare.
8567 * cgraphunit.c (output_in_order): Mark all variables as needed;
8569 * varpool.c (varpool_assemble_node): Update debug queue.
8570 (varpool_assemble_pending_decls): Don't do it here.
8571 (varpool_empty_needed_queue): New function.
8573 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8575 * recog.c (peephole2_optimize): Fix formatting.
8577 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8579 * c-pch.c (get_ident): Avoid C++ keywords.
8580 * combine-stack-adj.c (single_set_for_csa): Likewise.
8581 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8582 output_asm_insn): Likewise.
8583 * reload.c (push_secondary_reload, find_reusable_reload,
8584 push_reload, combine_reloads, find_reloads,
8585 debug_reload_to_stream): Likewise.
8586 * reload.h (struct reload): Likewise.
8587 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8588 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8589 emit_output_reload_insns): Likewise.
8590 * targhooks.c (default_secondary_reload): Likewise.
8591 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8593 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8595 * recog.c (validate_change_1, validate_change,
8596 validate_unshare_change, validate_replace_rtx_1, struct
8597 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8599 * reload.c (push_secondary_reload, secondary_reload_class,
8600 scratch_reload_class, find_valid_class, find_reusable_reload,
8601 push_reload, find_dummy_reload, find_reloads_address_1,
8602 find_reloads_address_part, find_equiv_reg): Likewise.
8603 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8604 choose_reload_regs): Likewise.
8605 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8607 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8608 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8609 * sched-rgn.c (concat_INSN_LIST): Likewise.
8610 * stor-layout.c (mode_for_size, mode_for_size_tree,
8611 smallest_mode_for_size): Likewise.
8613 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8615 * cfg.c (dump_reg_info): Avoid C++ keywords.
8616 * dwarf2asm.c (dw2_force_const_mem,
8617 dw2_asm_output_encoded_addr_rtx): Likewise.
8618 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
8619 * expmed.c (expand_shift): Likewise.
8620 * global.c (find_reg): Likewise.
8621 * graph.c (draw_edge): Likewise.
8622 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
8623 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8624 widen_clz, widen_bswap, expand_parity, expand_unop,
8625 emit_cmp_and_jump_insn_1): Likewise.
8626 * postreload.c (reload_cse_simplify_operands): Likewise.
8627 * ra.h (add_neighbor): Likewise.
8628 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8629 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8630 record_reg_classes, copy_cost, record_address_regs,
8631 invalid_mode_change_p): Likewise.
8632 * regrename.c (regrename_optimize, scan_rtx_reg,
8633 dump_def_use_chain, find_oldest_value_reg,
8634 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8636 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8638 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8639 MASK_POWERPC64 for power4 in previous commit.
8641 2008-07-16 Olivier Hainque <hainque@adacore.com>
8643 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8644 instead of bare conversion to cast const-ness away.
8646 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8648 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8649 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8650 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8651 (TARGET_FUNCTION_VALUE): Define.
8653 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8655 * config/rs6000/rs6000.c (processor_target_table): Add
8656 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8658 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8661 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8662 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8663 m32c_legitimize_reload_address.
8665 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
8667 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8668 DECL_IN_SYSTEM_HEADER in sync.
8670 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8672 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8673 * tree-ssa-pre.c (pre_expr_eq): Ditto
8674 (get_constant_for_value_id): Take a type as an argument.
8675 (fully_constant_expression): Pass in type.
8676 (find_or_generate_expression): Short circuit constant case.
8677 (create_expression_by_pieces): Remove special casing of
8679 (do_regular_insertion): Short circuit constant case.
8680 (do_partial_partial_insertion): Ditto.
8682 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8685 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8687 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8689 * config/xtensa/libgcc-xtensa.ver: New file.
8690 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8692 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8694 * df-problems.c (df_set_note): Avoid C++ keywords.
8695 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8696 * dse.c (record_store, remove_useless_values): Likewise.
8697 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8698 gen_reg_rtx_offset, operand_subword, change_address_1,
8699 change_address, adjust_address_1, offset_address,
8700 widen_memory_access, emit_copy_of_insn_after): Likewise.
8701 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8702 * fwprop.c (should_replace_address, propagate_rtx_1,
8703 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8705 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8706 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8707 * lcm.c (compute_insert_delete, pre_edge_lcm,
8708 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8709 * lower-subreg.c (resolve_reg_notes): Likewise.
8710 * mode-switching.c (optimize_mode_switching): Likewise.
8712 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8714 * bt-load.c (add_btr_def, migrate_btr_def,
8715 branch_target_load_optimize): Avoid C++ keywords.
8716 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8718 * combine.c (subst, simplify_set, make_extraction,
8719 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8720 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8721 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8723 2008-07-15 Richard Guenther <rguenther@suse.de>
8726 * c-common.c (strict_aliasing_warning): Do not warn for
8727 TYPE_REF_CAN_ALIAS_ALL pointers.
8728 (c_common_get_alias_set): may_alias types are not special.
8729 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8730 attribute and set can_ref_all accordingly.
8731 (build_reference_type_for_mode): Likewise.
8732 * doc/extend.texi (may_alias): Clarify.
8734 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8737 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8738 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8740 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8743 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8744 gcc_assert, instead call output_operand_lossage.
8746 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8748 * builtins.c (std_canonical_va_list): Treat structure based
8751 2008-07-15 Ben Elliston <bje@au.ibm.com>
8753 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8755 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
8757 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8760 2008-07-14 Jan Hubicka <jh@suse.cz>
8762 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8763 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8764 fix predicates and constraints.
8765 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8766 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8768 2008-07-14 Doug Kwan <dougkwan@google.com>
8770 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8771 additional option file arm/eabi.opt.
8772 * config/arm/eabi.h (File): New configuration file for EABI targets.
8773 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8774 SUBSUBTARGET_EXTRA_SPECS.
8775 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8776 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8777 from STARTFILE_SPEC so that it can be referenced in an override.
8778 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8779 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8780 can be referenced in an override.
8781 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8782 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8783 so that it can be referenced in an override.
8784 (LINK_SPEC): Use BPABI_LINK_SPEC.
8785 * config/arm/eabi.opt (File): New.
8787 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8789 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8790 (FIXED_VALUE_H): New variable.
8791 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8792 input.h, fixed-value.h.
8793 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8794 (BASIC_BLOCK_H): Use $(BITMAP_H).
8795 (FUNCTION_H): Add varray.h.
8796 (IPA_REFERENCE_H): Use $(BITMAP_H).
8797 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8798 (DF_H): Use $(BITMAP_H).
8799 (GGC_H): Add statistics.h.
8801 (INSN_ATTR_H): Use it.
8802 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8804 (SYMTAB_H): Add $(OBSTACK_H).
8805 (CPP_INTERNAL_H): New.
8806 (TREE_DUMP_H): Add tree-pass.h.
8807 (TREE_FLOW_H): Use $(BITMAP_H)
8808 (PRETTY_PRINT_H): Use $(INPUT_H).
8809 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8812 (many object files): Fix lots of header dependencies throughout.
8814 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8816 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
8818 (s-gtyp-input): Use them to write tmp-gi.list.
8819 (echo_to_gi.list): Remove.
8821 2008-07-14 Richard Guenther <rguenther@suse.de>
8823 * tree-ssa-sccvn.c (pre_info): Remove.
8824 (switch_to_PRE_table): Likewise.
8825 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
8826 (set_hashtable_value_ids): Do not create value-ids for the
8828 (run_scc_vn): Remove double test. Remove bogus special-case
8829 in value-number printing.
8830 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
8831 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
8833 * tree-flow-inline.h (get_value_handle): Remove.
8834 * tree-flow.h (get_value_handle): Remove.
8836 2008-07-14 Martin Jambor <mjambor@suse.cz>
8838 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
8839 in which we generate arithmetics is not a subrange.
8841 2008-07-14 Martin Jambor <mjambor@suse.cz>
8843 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
8845 2008-07-14 Richard Guenther <rguenther@suse.de>
8847 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
8849 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
8852 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
8853 reload for symbol refs moved to r0 with -fPIC.
8854 (legitimize_pic_address): Use the target register as temporary
8856 (emit_symbolic_move): Adjust comment.
8857 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
8860 2008-07-14 Ben Elliston <bje@au.ibm.com>
8862 * c-common.h (C_CPP_HASHNODE): New macro.
8863 * coretypes.h (struct cpp_token): Forward declare.
8864 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8865 the context-sensitive keyword method.
8866 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
8867 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
8868 expand_bool_pixel): New.
8869 (altivec_categorize_keyword): New function.
8870 (init_vector_keywords): New function.
8871 (rs6000_macro_to_expand): Likewise.
8872 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
8873 compiling an ISO C dialect.
8875 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
8877 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
8878 (create_expression_by_pieces): Fix typo.
8879 (do_regular_insertion): Use debug counter here too.
8881 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
8884 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
8885 CONST_OK_FOR_LETTER_P. All port-local users changed.
8886 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
8887 implement Kp matching power-of-two.
8888 (CONSTRAINT_LEN): Define to match.
8889 * config/cris/cris.md: Replace all use of constraint K with Kc.
8890 ("*btst*): Use Kp for operand 0 of last alternative.
8892 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8895 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
8898 2008-07-13 Jan Hubicka <jh@suse.cz>
8900 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
8903 2008-07-13 Richard Guenther <rguenther@suse.de>
8906 * langhooks.c (lhd_print_error_function): Deal with recursive
8909 2008-07-12 Jan Hubicka <jh@suse.cz>
8911 * cgraph.c (assembler_name_hash): New static var.
8912 (hash_node_by_assembler_name, eq_assembler_name): New.
8913 (cgraph_node_for_asm): Use hashtable.
8914 (cgraph_remove_node): Maintain hashtable.
8915 (change_decl_assembler_name): Sanity check that names are not changing
8916 after aliasing was processed.
8917 * cgraph.h (varpoon_node): Add next GGC marker.
8918 * tree.c (decl_assembler_name_equal): Constify.
8919 (decl_assembler_name_hash): New.
8920 * tree.h (decl_assembler_name_equal): Constify.
8921 (decl_assembler_name_hash): Update.
8923 2008-07-12 David Daney <ddaney@avtrex.com>
8925 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8928 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
8930 * doc/md.texi: Document the MIPS "v" constraint.
8931 * config/mips/mips.h (reg_class): Revert last change.
8932 (REG_CLASS_NAMES): Likewise.
8933 (REG_CLASS_CONTENTS): Likewise.
8934 * config/mips/mips.c (mips_regno_to_class): Likewise.
8935 * config/mips/constraints.md (v): Likewise, but add documentation.
8936 Add a comment to say that this constraint should not be used in
8939 2008-07-11 DJ Delorie <dj@redhat.com>
8941 * config/h8300/h8300.md (length): Fix branch offset limit.
8943 2008-07-11 Anatoly Sokolov <aesok@post.ru>
8945 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
8946 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
8947 (avr_hard_regno_scratch_ok): New function.
8948 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8949 * config/avr/avr.md (all peepholes that request a scratch register):
8950 Remove avr_peep2_scratch_safe use.
8952 2008-07-11 Tom Tromey <tromey@redhat.com>
8953 Ian Lance Taylor <iant@google.com>
8955 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
8956 (struct c_common_resword): Define.
8957 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
8958 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
8959 (c_common_reswords, num_c_common_reswords): Declare.
8960 * c-common.c (c_common_reswords): New global const array.
8961 (num_c_common_reswords): New const int.
8962 * c-parser.c (struct resword, reswords): Don't define.
8963 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
8964 (c_parse_init): Clarify mask code. Use c_common_reswords rather
8965 than reswords. If warning about C++ keywords, give them a special
8967 (c_lex_one_token): Warn about C++ keywords. Call
8968 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
8969 (c_parser_external_declaration): Look for RID_xxx rather than
8970 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
8971 (c_parser_statement_after_labels): Likewise.
8972 (c_parser_objc_class_instance_variables): Likewise.
8973 (c_parser_objc_class_declaration): Likewise.
8974 (c_parser_objc_try_catch_statement): Likewise.
8975 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
8976 (declspecs_add_type): Likewise.
8978 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
8980 * ggc-page.c (alloc_page):
8981 Substituting xmalloc, xcalloc with
8982 XNEWVEC and XCNEWVAR macros which add the
8985 2008-07-11 Richard Guenther <rguenther@suse.de>
8987 PR tree-optimization/36765
8988 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
8989 aliases from HEAP vars to SMTs.
8991 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8993 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
8994 * configure.ac (loose_warn): Move -Wc++-compat from here...
8995 (strict_warn): ...to here.
8996 * configure: Regenerate.
8998 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9000 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9001 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9002 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9003 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9004 excluding more specific h8300-*-* and sh-*-* targets.
9006 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9008 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9010 (execute_pre): Call loop_optimizer_finalize in early exit.
9012 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9015 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9016 uids in the bitmap, not just VAR_DECL uids.
9018 PR rtl-optimization/36419
9019 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9020 (combine_stack_adjustments_for_block): Call it if needed. Delete
9022 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9023 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9024 prologue sp adjustment.
9026 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9029 * opts.c (print_ignored_options): Report postponed diagnostics for
9030 unknown -Wno-* options as warnings, not errors.
9031 (postpone_unknown_option_error): Renamed to...
9032 (postpone_unknown_option_warning): ... this.
9034 2008-07-09 Doug Kwan <dougkwan@google.com>
9037 2008-07-08 Doug Kwan <dougkwan@google.com>
9039 * config/arm/arm.opt (mandroid): New option.
9040 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9041 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9043 (CC1PLUS_SPEC): Same.
9045 (STARTFILE_SPEC): Same.
9046 (ENDFILE_SPEC): Same.
9047 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9050 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9053 * config/mips/mips.h (reg_class): Remove V1_REG.
9054 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9055 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9057 (mips_get_tp): New function.
9058 (mips_legitimize_tls_address): Use it.
9059 * config/mips/constraints.md (v): Delete.
9060 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9061 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9062 After reload, split into a move and ...
9063 (*tls_get_tp_<mode>_split): ...this new instruction.
9065 2008-07-09 David Daney <ddaney@avtrex.com>
9067 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9069 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9071 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9072 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9074 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9075 htab_delete should be called. Don't free c.
9076 (lookup_tmp_var): Create temp_htab lazily.
9077 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9078 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9080 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9081 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9082 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9083 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9084 * tree-sra.c (generate_element_init): Likewise.
9085 * tree-mudflap.c (execute_mudflap_function_ops,
9086 execute_mudflap_function_decls): Likewise.
9087 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9088 * tree-gimple.h (struct gimplify_ctx): New type.
9089 (push_gimplify_context): Adjust prototype.
9091 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9093 * tree-ssa-pre.c (phi_translate_1): Update placement of
9096 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9098 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9099 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9100 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9101 * targhooks.c (default_hard_regno_scratch_ok): New function.
9102 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9103 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9104 * recog.c: Include "target.h".
9105 (peep2_find_free_register): Add check for global regs. Add target
9107 * Makefile.in (recog.o): Depend on target.h.
9109 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9111 * config/sh/sh.c (sh_canonical_va_list_type): New.
9112 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9114 2008-07-09 Raksit Ashok <raksit@google.com>
9116 * doc/invoke.texi (Option Summary): Mention new option
9117 -Wdisallowed-function-list=...
9118 (Warning Options): Document -Wdisallowed-function-list=...
9119 * common.opt (Wdisallowed-function-list=): New flag.
9120 * flags.h (warn_disallowed_functions): External definition of new
9121 boolean warning flag.
9122 (warn_if_disallowed_function_p): Declare new function.
9123 * opts.c (warning_disallowed_functions): New static variable.
9124 (warn_disallowed_functions): New boolean warning flag.
9125 (warn_if_disallowed_function_p): New function.
9126 (add_comma_separated_to_vector): Rename
9127 add_instrument_functions_exclude_list to this.
9128 (common_handle_option): Handle new option. Rename calls to
9129 add_instrument_functions_exclude_list into calls to
9130 add_comma_separated_to_vector.
9131 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9132 based on flag warn_disallowed_functions.
9134 2008-07-09 Christian Bruel <christian.bruel@st.com>
9136 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9137 instead of get_attr_length.
9139 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9141 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9143 * genemit.c (gen_insn): Likewise.
9144 * gengtype.c (note_def_vec): Likewise.
9145 * gengtype.h (note_def_vec): Likewise.
9146 * genoutput.c (struct data, output_insn_data, process_template,
9147 gen_expand, gen_split, note_constraint): Likewise.
9148 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9149 make_insn_sequence): Likewise.
9150 * gensupport.c (record_insn_name): Likewise.
9152 2008-07-08 Doug Kwan <dougkwan@google.com>
9154 * config/arm/arm.opt (mandroid): New option.
9155 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9156 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9158 (CC1PLUS_SPEC): Same.
9160 (STARTFILE_SPEC): Same.
9161 (ENDFILE_SPEC): Same.
9162 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9165 2008-07-08 Raksit Ashok <raksit@google.com>
9167 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9168 (set_storage_via_setmem): Fix expected_align parameter.
9169 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9170 missing from the list.
9171 * doc/md.texi (movmem): Explicitly state that expected alignment is
9172 to be expressed in bytes.
9173 (setmem): Explicitly state that expected alignment is to be expressed
9176 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9178 * reload.c (find_reloads_subreg_address): Do not require validity
9179 of address in original mode before reloading address.
9181 2008-07-07 Tianwei Sheng <tianweis@google.com>
9183 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9184 bounds array access.
9186 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9188 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9190 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9192 Fix PR tree-optimization/23455
9193 Fix PR tree-optimization/35286
9194 Fix PR tree-optimization/35287
9195 * Makefile.in (OBJS-common): Remove tree-vn.o.
9196 (tree-vn.o): Remove.
9197 * dbgcnt.def: Add treepre_insert debug counter.
9198 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9199 (debug_value_expressions): Ditto.
9200 (print_value_expressions): Ditto.
9201 * tree-pretty-print.c (dump_generic_node): Updated for
9202 VALUE_HANDLE removal.
9203 * tree-ssa-dom.c (record_equality): Ditto.
9204 (cprop_operand): Ditto.
9205 (lookup_avail_expr): Ditto.
9206 * tree-ssa-threadedge.c
9207 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9208 (simplify_control_stmt_condition): Ditto.
9209 * tree.c (tree_code_size): Ditto.
9210 (tree_node_structure): Ditto.
9211 (iterative_hash_expr): Ditto.
9213 * tree.h (VALUE_HANDLE_ID): Ditto.
9214 (VALUE_HANDLE_EXPR_SET): Ditto.
9215 (struct tree_value_handle): Ditto.
9216 (union tree_node): Ditto.
9217 * treestruct.def: Ditto.
9218 * tree-vn.c: Removed.
9219 * tree-ssa-pre.c: Rewritten entirely.
9220 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9221 (constant_value_ids): Ditto.
9222 (vn_nary_op_t): Moved to header.
9224 (vn_reference_op_t): Ditto
9225 (vn_reference_t): Ditto.
9226 (next_value_id): New variable.
9227 (VN_INFO): Add an assert.
9228 (vn_constant_eq): New function.
9229 (vn_constant_hash): Ditto.
9230 (get_or_alloc_constant_value_id): Ditto.
9231 (value_id_constant_p): Ditto.
9232 (vn_reference_compute_hash): De-staticify.
9233 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9234 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9235 (valueize_refs): Update opcode if it changes from ssa name to constant.
9236 (vn_reference_lookup_1): Add new argument.
9237 (vn_reference_lookup): Ditto.
9238 (vn_reference_lookup_pieces): New function.
9239 (vn_reference_insert): Add return type. Modify to deal with value ids.
9240 (vn_reference_insert_pieces): New function.
9241 (vn_nary_op_compute_hash): De-staticify.
9242 (vn_nary_op_eq): Ditto.
9243 (vn_nary_op_lookup_pieces): New function.
9244 (vn_nary_op_lookup): Add new argument.
9245 (vn_nary_op_insert_pieces): New function.
9246 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9247 (vn_phi_insert): Ditto.
9248 (visit_unary_op): Update for callee changes.
9249 (visit_binary_op): Ditto.
9250 (visit_reference_op_load): Ditto.
9251 (visit_reference_op_store): Ditto.
9252 (init_scc_vn): Init next_value_id, constant_to_value_id and
9254 (free_scc_vn): Free them.
9255 (set_hashtable_value_ids): New function.
9256 (run_scc_vn): Use it.
9257 (get_max_value_id): New function.
9258 (get_next_value_id): Ditto.
9259 (expressions_equal_p): Moved from tree-vn.c
9260 (sort_vuses): Ditto.
9261 (sort_vuses_heap): Ditto.
9262 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9264 * tree.c (iterative_hash_hashval_t): Made non-static
9265 * tree.h (iterative_hash_hashval_t): Declare it.
9267 2008-07-08 Martin Jambor <mjambor@suse.cz>
9269 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9270 instead of ipa_create_node_params.
9271 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9272 ipa_check_create_edge_args, free them with
9273 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9275 * ipa-prop.c: Include flags.h and tree-inline.h.
9276 (ipa_node_params_vector): New variable.
9277 (ipa_edge_args_vector): New variable.
9278 (edge_removal_hook_holder): New variable.
9279 (node_removal_hook_holder): New variable.
9280 (edge_duplication_hook_holder): New variable.
9281 (node_duplication_hook_holder): New variable.
9282 (ipa_detect_param_modifications): Check for presence of modified flags.
9283 (ipa_compute_jump_functions): Check for presence of jump functions.
9284 (ipa_free_edge_args_substructures): New function.
9285 (ipa_create_node_params): Removed.
9286 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9287 (ipa_free_node_params_substructures): New function.
9288 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9290 (ipa_edge_removal_hook): New function.
9291 (ipa_node_removal_hook): New function.
9292 (duplicate_array): New function.
9293 (ipa_edge_duplication_hook): New function.
9294 (ipa_node_duplication_hook): New function.
9295 (ipa_register_cgraph_hooks): New function.
9296 (ipa_unregister_cgraph_hooks): New function.
9297 (free_all_ipa_structures_after_ipa_cp): New function.
9299 * ipa-prop.h: Include vec.h.
9300 (ipa_node_params_t): New typedef with vector types for it.
9301 (ipa_edge_args_t): New typedef with vector types for it.
9302 (IPA_NODE_REF): Changed to access an on-the-side vector.
9303 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9304 (ipa_check_create_node_params): New function.
9305 (ipa_check_create_edge_args): New function.
9307 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9310 2008-07-07 Tom Tromey <tromey@redhat.com>
9312 * configure, config.in: Rebuilt.
9313 * configure.ac: Don't check for scandir or alphasort.
9315 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9317 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9318 types immediately after creating them.
9320 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9322 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9324 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9326 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9327 dump_constraint_graph.
9328 (dump_constraint_edge): New function.
9329 (dump_constraint_graph): New function.
9330 (debug_constraint_graph): New function.
9331 (dump_constraint): Removed useless comparison.
9332 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9333 (dump_constraint_graph): Declare.
9334 (debug_constraint_graph): Declare.
9335 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9337 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9339 * config/i386/i386.c (is_va_list_char_pointer): New.
9340 (ix86_va_start): Replace compare with ms_va_list_type_node
9341 by is_va_list_char_pointer.
9342 (ix86_gimplify_va_arg): Likewise.
9344 2008-07-07 Martin Jambor <mjambor@suse.cz>
9346 * cgraph.c (cgraph_edge_max_uid): New variable.
9347 (struct cgraph_edge_hook_list): New type.
9348 (struct cgraph_node_hook_list): New type.
9349 (struct cgraph_2edge_hook_list): New type.
9350 (struct cgraph_2node_hook_list): New type.
9351 (first_cgraph_edge_removal_hook): New variable.
9352 (first_cgraph_node_removal_hook): New variable.
9353 (first_cgraph_edge_duplicated_hook): New variable.
9354 (first_cgraph_node_duplicated_hook): New variable.
9355 (cgraph_add_edge_removal_hook): New function.
9356 (cgraph_remove_edge_removal_hook): New function.
9357 (cgraph_call_edge_removal_hooks): New function.
9358 (cgraph_add_node_removal_hook): New function.
9359 (cgraph_remove_node_removal_hook): New function.
9360 (cgraph_call_node_removal_hooks): New function.
9361 (cgraph_add_edge_duplication_hook): New function.
9362 (cgraph_remove_edge_duplication_hook): New function.
9363 (cgraph_call_edge_duplication_hooks): New function.
9364 (cgraph_add_node_duplication_hook): New function.
9365 (cgraph_remove_node_duplication_hook): New function.
9366 (cgraph_call_node_duplication_hooks): New function.
9367 (cgraph_create_edge): Assign to edge uid.
9368 (cgraph_remove_edge): Call edge removal hooks.
9369 (cgraph_node_remove_callees): Call edge removal hooks.
9370 (cgraph_node_remove_callers): Call edge removal hooks.
9371 (cgraph_remove_node): Call node removal hooks.
9372 (cgraph_clone_edge): Call edge duplication hooks.
9373 (cgraph_clone_node): Call node duplication hooks.
9375 * cgraph.h (cgraph_edge): New field uid.
9376 (cgraph_edge_hook): New type.
9377 (cgraph_node_hook): New type.
9378 (cgraph_2edge_hook): New type.
9379 (cgraph_2node_hook): New type.
9381 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9383 * config.in: Regenerate.
9385 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9387 * gcc.c (print_sysroot): New.
9388 (option_map, display_help, process_command): Handle the
9389 -print-sysroot option.
9390 (main): Print the sysroot if requested.
9391 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9393 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9396 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9398 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9400 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9401 (assign_parm_setup_block_p): Also check mode of entry_parm.
9403 2008-07-07 Richard Guenther <rguenther@suse.de>
9405 * tree-ssa-structalias.h (set_used_smts): Remove.
9406 * tree-ssa-structalias.c (used_smts): Likewise.
9407 (set_used_smts): Likewise.
9408 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9409 call to set_used_smts.
9411 2008-07-07 Richard Guenther <rguenther@suse.de>
9413 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9414 (new_var_info): Set it to false.
9415 (solution_set_add): Correctly handle pointers outside a var and
9417 (type_safe): Treat variables with is_full_var properly.
9418 (do_sd_constraint): Likewise.
9419 (do_ds_constraint): Likewise.
9420 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9421 (get_constraint_for_ptr_offset): New function.
9422 (get_constraint_for_component_ref): For addresses at least include
9423 the last field of the variable. Handle is_full_vars properly.
9424 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9425 (handle_ptr_arith): Remove.
9426 (find_func_aliases): Simplify assignment handling.
9427 (create_function_info_for): For parameter and result varinfos set
9429 (create_variable_info_for): Set is_full_var flag whenever we
9430 just created a single varinfo for a decl.
9431 (init_alias_vars): Initialize use_field_sensitive from
9432 max-fields-for-field-sensitive parameter.
9434 2008-07-07 Richard Guenther <rguenther@suse.de>
9436 PR tree-optimization/36713
9437 * tree-flow-inline.h (is_call_used): New function.
9438 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9439 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9440 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9442 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9444 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9446 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9448 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9450 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9451 Nathan Sidwell <nathan@codesourcery.com>
9453 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9454 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9456 * config/m68k/t-linux: New.
9457 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9460 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9462 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9463 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9466 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9468 * gcc.c (execute): Fix -Wc++-compat warning.
9470 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9473 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9474 constant for little endian.
9476 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9478 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9479 mips_base_mips16 instead of TARGET_MIPS16.
9480 (mips_base_mips16): Declare.
9481 * config/mips/mips.c (mips_base_mips16): Make global.
9482 (was_mips16_p): Remove GTY marker.
9483 (was_mips16_pch_p): New variable.
9484 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9485 (mips_override_options): Force to non-MIPS16 mode initially.
9486 Do not complain about MIPS16 PIC incompatibilities here.
9487 Only allow -mgpopt if -mexplicit-relocs is in force for
9490 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9492 * configure.ac: Check for caddr_t, define to char * if not defined.
9493 * configure: Regenerate.
9494 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9495 (mmap_gt_pch_use_address): Likewise.
9496 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9498 2008-07-06 Richard Guenther <rguenther@suse.de>
9500 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9501 (new_var_info): Deal with it.
9502 (solution_set_add): Likewise.
9503 (bitpos_of_field): Make signed, fix.
9504 (struct fieldoff): Remove type and decl fields. Make size field
9505 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9507 (fieldoff_compare): Deal with it.
9508 (push_fields_onto_fieldstack): Remove has_union argument, glob
9509 adjacent non-pointer fields together.
9510 (create_function_info_for): Do not set has_union.
9511 (create_variable_info_for): Simplify.
9513 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9515 * config.gcc (extra_headers): Add cross-stdarg.h for target
9516 x86_64-*-* and i?86-*-*.
9517 * config/i386/cross-stdarg.h: New.
9518 * builtins.c (std_fn_abi_va_list): New.
9519 (std_canonical_va_list_type): New.
9520 (stabilize_va_list): Replace va_list_type_node use by
9521 mtarget.canonical_va_list_type.
9522 (gimplify_va_arg_expr): Likewise.
9523 (expand_builtin_va_copy): Replace va_list_type_node use by
9524 mtarget.fn_abi_va_list.
9525 * tree-sra.c (is_va_list_type): New helper.
9526 (decl_can_be_decomposed_p): Replace
9527 va_list_type_node use by is_va_list_type.
9528 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9529 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9530 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9531 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9532 (ix86_enum_va_list): New.
9533 * config/i386/i386.c (sysv_va_list_type_node): New.
9534 (ms_va_list_type_node): New.
9535 (ix86_function_type_abi): Remove sorry.
9536 (ix86_build_builtin_va_list_abi): New.
9537 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9539 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9540 (ix86_init_builtins_va_builtins_abi): New.
9541 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9543 (ix86_handle_abi_attribute): New.
9544 (attribute_spec): Add sysv_abi and ms_abi.
9545 (ix86_fn_abi_va_list): New.
9546 (ix86_canonical_va_list_type): New.
9547 (ix86_enum_va_list): New.
9548 (TARGET_FN_ABI_VA_LIST): New.
9549 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9550 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9551 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9552 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9553 (TARGET_ENUM_VA_LIST): New.
9554 * expr.h (std_fn_abi_va_list): New.
9555 (std_canonical_va_list_type): New.
9556 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9557 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9558 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9559 TARGET_CANONICAL_VA_LIST_TYPE.
9560 * target.h (struct gcc_target): Add fn_abi_va_list hook
9561 and canonical_va_list_type hook.
9563 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9565 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9566 integral and pointer types.
9568 2008-07-04 Roger Sayle <roger@eyesopen.com>
9570 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9571 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9573 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9576 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9578 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9580 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9581 build_gimple_modify_stmt.
9582 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9583 gimple operand. Use fold_build* instead of build*.
9585 2008-07-04 Richard Guenther <rguenther@suse.de>
9587 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9588 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9589 properly to compute the reachability set if we do field-sensitive PTA.
9590 * invoke.texi (max-fields-for-field-sensitive): Document default.
9591 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9592 100 for optimize >= 2.
9594 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9596 * ggc-zone.c (lookup_page_table_if_allocated,
9597 set_page_table_entry, zone_find_object_size, alloc_small_page,
9598 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9599 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9600 -Wc++-compat and/or -Wcast-qual warnings.
9602 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9605 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9606 pic_offset_table_rtx to be marked as used here.
9607 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9608 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9609 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9610 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9613 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9615 * alloc-pool.c (hash_descriptor, eq_descriptor,
9616 alloc_pool_descriptor): Fix -Wc++-compat warnings.
9617 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
9619 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
9620 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9621 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
9622 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9625 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9627 * tree-flow.h (loop_only_exit_p): Declare.
9628 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9629 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9630 the number of iterations if it is constant. Otherwise, if this is the
9631 only possible exit of the loop, use the conservative estimate on the
9632 number of iterations of the entire loop if available.
9634 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9636 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9637 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9638 Add synchronization functions.
9639 * config/sync.c: New file.
9640 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9641 (LIBGCC_SYNC_CFLAGS): Likewise.
9643 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9646 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9647 (*pushtf_sse): New insn pattern.
9648 (pushtf splitters): New splitters.
9650 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9653 * predict.c (build_predict_expr): Use void_type_node for the tree
9654 type, instead of NULL_TREE.
9656 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9658 * config/i386/i386.c (contains_aligned_value_p): Return true
9660 (ix86_data_alignment): Align TCmode to 128bits.
9661 (ix86_local_alignment): Likewise.
9663 2008-07-03 Andrew Haley <aph@redhat.com>
9666 * vec.h (VEC_TA): New.
9667 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9668 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9669 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9670 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9671 (C_COMMON_FIXED_TYPES): Remove first arg.
9672 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9673 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9674 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9675 not to use empty macro arguments.
9677 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9679 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9680 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9681 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9682 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9683 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9684 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9685 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9686 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9687 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9688 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9689 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9690 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9691 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9692 config/rs6000/e500crtres64gpr.asm,
9693 config/rs6000/e500crtres64gprctr.asm,
9694 config/rs6000/e500crtrest32gpr.asm,
9695 config/rs6000/e500crtrest64gpr.asm,
9696 config/rs6000/e500crtresx32gpr.asm,
9697 config/rs6000/e500crtresx64gpr.asm,
9698 config/rs6000/e500crtsav32gpr.asm,
9699 config/rs6000/e500crtsav64gpr.asm,
9700 config/rs6000/e500crtsav64gprctr.asm,
9701 config/rs6000/e500crtsavg32gpr.asm,
9702 config/rs6000/e500crtsavg64gpr.asm,
9703 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9704 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9705 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9706 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9707 config/sparc/sol2-cn.asm: Remove .file directives.
9709 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9711 * resource.c (mark_referenced_resources): Look inside
9712 UNSPEC_VOLATILEs and ASM_INPUTs.
9714 2008-07-02 Ian Lance Taylor <iant@google.com>
9716 * rtlanal.c (add_reg_note): New function.
9717 * rtl.h (add_reg_note): Declare.
9718 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9719 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9720 * builtins.c (expand_builtin_longjmp): Likewise.
9721 (expand_builtin_nonlocal_goto): Likewise.
9722 * calls.c (emit_call_1, expand_call): Likewise.
9723 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9724 * cfglayout.c (fixup_reorder_chain): Likewise.
9725 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9726 (commit_one_edge_insertion): Likewise.
9727 * combine.c (move_deaths, distribute_notes): Likewise.
9728 * df-problems.c (df_set_note): Likewise.
9729 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9730 (set_unique_reg_note): Likewise.
9731 (emit_copy_of_insn_after): Likewise.
9732 * expr.c (expand_expr_real): Likewise.
9733 * gcse.c (add_label_notes): Likewise.
9734 * haifa-sched.c (create_check_block_twin): Likewise.
9735 * jump.c (mark_jump_label_1): Likewise.
9736 * loop-doloop.c (add_test, doloop_modify): Likewise.
9737 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9738 * lower-subreg.c (move_eh_region_note): Likewise.
9739 * optabs.c (emit_libcall_block): Likewise.
9740 * predict.c (predict_insn): Likewise.
9741 (combine_predictions_for_insn): Likewise.
9742 * recog.c (peephole2_optimize): Likewise.
9743 * regmove.c (try_auto_increment): Likewise.
9744 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9745 * reload.c (find_reloads): Likewise.
9746 * reload1.c (fixup_eh_region_note): Likewise.
9747 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9748 * reorg.c (delete_prior_computation): Likewise.
9749 (delete_computation, dbr_schedule): Likewise.
9750 * config/pa/pa.c (legitimize_pic_address): Likewise.
9751 * config/sh/sh.c (sh_reorg): Likewise.
9753 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9756 * config/libgcc-glibc.ver: Add %exclude.
9757 * config/m32r/libgcc-glibc.ver: Likwise.
9758 * config/s390/libgcc-glibc.ver: Likwise.
9759 * config/sh/libgcc-glibc.ver: Likwise.
9760 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9762 * config/i386/libgcc-glibc.ver: New.
9764 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9766 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9768 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9769 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9770 i[34567]86-*-linux*, x86_64-*-linux*. Add
9771 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9772 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9773 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9774 i[34567]86-*-linux*, x86_64-*-linux*.
9776 * libgcc-std.ver: Add empty GCC_4.4.0.
9778 * mkmap-symver.awk: Support multiple versions per symbol.
9780 * config/i386/i386.c (ix86_init_builtins): Always define
9781 __builtin_fabsq and __builtin_copysignq with fallbacks.
9782 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9783 and __builtin_copysignq if SSE2 isn't available.
9785 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9786 (LIBGCC2_TF_CEXT): Likwise.
9789 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9791 * config/i386/sfp-machine.h: Moved to libgcc.
9793 * config/i386/sfp-machine.h: New.
9794 * config/i386/t-linux: Likwise.
9796 * config/i386/t-darwin: Remove softfp_wrap_start and
9798 * config/i386/t-darwin64: Likewise.
9800 * config/i386/t-fprules-softfp64: Renamed to ...
9801 * config/i386/t-fprules-softfp: This.
9803 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9804 and softfp_wrap_end.
9806 2008-07-02 Jason Merrill <jason@redhat.com>
9808 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9810 * tree.c (ctor_to_list): New fn.
9811 * tree.h: Declare it.
9812 (CONSTRUCTOR_ELT): New macro.
9813 (CONSTRUCTOR_NELTS): New macro.
9815 2008-07-02 Richard Guenther <rguenther@suse.de>
9817 * tree-ssa-structalias.c (struct variable_info): Reorder
9818 to fill padding on 64bit hosts. Make collapsed_to an int.
9819 (get_varinfo_fc): Deal with that.
9820 (new_var_info): Likewise.
9821 (collapse_rest_of_var): Likewise.
9823 2008-07-02 Joshua Sumali <jsumali@redhat.com>
9825 * doc/install.texi (--enable-java-home): Document.
9826 (--enable-aot-compile-rpm): Likewise.
9827 (--with-arch-directory): Likewise.
9828 (--with-os-directory): Likewise.
9829 (--with-origin-name): Likewise.
9830 (--with-arch-suffix): Likewise.
9831 (--with-jvm-root-dir): Likewise.
9832 (--with-jvm-jar-dir): Likewise.
9833 (--with-python-dir): Likewise.
9835 2008-07-02 Richard Guenther <rguenther@suse.de>
9837 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
9838 from decls explicitly. Merge operand checking from tuples.
9840 2008-07-02 Martin Jambor <mjambor@suse.cz>
9842 * tree-switch-conversion.c: Included timevar.h which I forgot before.
9844 2008-07-02 Martin Jambor <mjambor@suse.cz>
9846 * tree-switch-conversion.c: Included timevar.h
9847 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
9849 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
9851 2008-07-02 Martin Jambor <mjambor@suse.cz>
9853 * tree-switch-conversion.c: Corrected various comments and
9855 (build_constructors): Fixed minor formatting mistakes.
9857 * invoke.texi (Optimize Options): Corrected the
9858 switch-conversion-max-branch-ratio parameter.
9860 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
9862 * final.c (asm_insn_count): Return zero for an empty asm body.
9864 2008-07-02 Richard Guenther <rguenther@suse.de>
9866 * bitmap.h (bitmap_set_bit): Return bool.
9867 (bitmap_clear_bit): Likewise.
9868 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
9869 write to the bitmap if it would.
9870 (bitmap_clear_bit): Likewise.
9871 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
9872 bitmap_set_bit return value.
9873 (add_pred_graph_edge): Likewise.
9874 (add_graph_edge): Likewise.
9875 (do_sd_constraint): Likewise.
9876 (do_ds_constraint): Likewise.
9878 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9880 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
9881 Fix -Wc++-compat and/or -Wcast-qual warnings.
9882 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
9883 gen_regparm_prefix): Likewise.
9884 * vmsdbgout.c (write_modbeg, lookup_filename,
9885 vmsdbgout_source_line, vmsdbgout_init): Likewise.
9887 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
9889 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
9890 defaults.h definition apply.
9892 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9894 * function.c (assign_parm_remove_parallels): New.
9895 (assign_parm_setup_block_p): Do not return true for non-BLKmode
9897 (assign_parm_setup_block): Do not handle them.
9898 (assign_parm_setup_reg, assign_parm_setup_stack): Call
9899 assign_parm_remove_parallels.
9901 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9903 * c-typeck.c (convert_for_assignment): Use
9904 vector_targets_convertible_p.
9905 * c-common.c (vector_targets_convertible_p): New.
9906 * c-common.h (vector_targets_convertible_p): New prototype.
9907 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
9908 opaque_p_V2SI_type_node.
9910 2008-07-01 Steve Ellcey <sje@cup.hp.com>
9912 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
9915 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
9917 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
9918 TFmode constants via two element DImode vector for hosts with
9919 HOST_BITS_PER_WIDE_INT < 64.
9920 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
9921 also for HOST_BITS_PER_WIDE_INT < 64.
9923 2008-07-01 Richard Guenther <rguenther@suse.de>
9925 PR tree-optimization/36666
9926 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
9927 (get_constraint_exp_from_ssa_var): Split into ...
9928 (get_constraint_exp_for_temp): ... this ...
9929 (get_constraint_for_ssa_var): ... and that.
9930 Return constraint expressions for all touched sub-fields
9931 if the results address is not taken.
9932 (process_constraint): Remove assertion that aggregate
9933 assignments do not happen at this place.
9934 (get_constraint_for_component_ref): Add address_p argument.
9935 Return constraint expressions for all touched sub-fields
9936 if the results address is not taken.
9937 (do_deref): Use get_constraint_exp_for_temp.
9938 (get_constraint_for_1): Rename from ...
9939 (get_constraint_for): ... this. Add the old function as wrapper.
9940 (do_structure_copy): Use get_constraint_for_1.
9942 2008-07-01 Martin Jambor <mjambor@suse.cz>
9944 * Makefile.in (tree-switch-conversion.o): Add.
9945 (OBJS-common): Add tree-swtch-conversion.o.
9946 * passes.c (init_optimization_passes): Add pass_convert_switch.
9947 * tree-pass.h: (pass_convert_switch): Add.
9948 * tree-switch-conversion.c: New file.
9949 * gcc.dg/tree-ssa/cswtch.c: New testcase.
9950 * common.opt (ftree-cswtch): New option.
9951 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9952 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9953 * opts.c (decode_options): Set flag_tree_switch_conversion when
9954 optimization level is >= 2.
9955 * doc/invoke.texi (Optimize Options): Added description of
9956 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
9958 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9960 * config/darwin-driver.c (darwin_default_min_version): Fix
9961 -Wc++-compat warnings.
9963 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
9965 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
9968 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9970 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
9972 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9974 PR rtl-optimization/34744
9975 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
9976 (df_scan_free_internal): Free data structures not
9977 allocated in storage pools.
9978 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
9979 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
9980 df_scan_free_mws_vec.
9981 * dse.c (dse_step6): Free offset_map_p and offset_map_n
9984 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
9986 * config/i386/i386.c (contains_aligned_value_p): Return true
9988 (ix86_function_arg_boundary): Return its natural boundary
9990 (return_in_memory_32): Don't check TDmode.
9991 (ix86_split_to_parts): Support splitting into 4 parts and
9992 support TFmode for 32bit target.
9993 (ix86_split_long_move): Support splitting into 4 parts.
9994 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
9996 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
9997 (ix86_init_builtins): Here.
9998 (ix86_scalar_mode_supported_p): Always return true for TFmode.
9999 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10000 'q' and 'w', respectively.
10002 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10004 (movtf_internal): Likewise.
10005 (<code>tf2): Likewise.
10006 (*absnegtf2_sse): Likewise.
10007 (copysign<mode>3): Likewise.
10008 (copysign<mode>3_const): Likewise.
10009 (copysign<mode>3_var): Likewise.
10010 (define_split UNSPEC_COPYSIGN): Likewise.
10011 * config/i386/sse.md (*nandtf3): Likewise.
10012 (<code>tf3): Likewise.
10013 (*<code>tf3): Likewise.
10015 2008-06-30 Joey Ye <joey.ye@intel.com>
10016 H.J. Lu <hongjiu.lu@intel.com>
10018 * global.c (compute_regsets): Set frame_pointer_needed here.
10019 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10021 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10023 * doc/install.texi (specific): Expand Windows build notes.
10025 2008-06-30 Ira Rosen <irar@il.ibm.com>
10027 PR tree-optimization/36648
10028 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10029 number of prolog iterations by step. Fix the comment.
10031 2008-06-30 Richard Guenther <rguenther@suse.de>
10033 PR middle-end/36671
10034 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10035 handle calls from ECF_MALLOC functions.
10036 (handle_pure_call): ECF_MALLOC functions do not return
10038 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10040 2008-06-29 Andreas Schwab <schwab@suse.de>
10042 * config/m68k/m68k.c (print_operand): Always print a float
10044 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10045 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10048 * config/rs6000/x-linux64: Remove never used file.
10050 2008-06-29 Richard Guenther <rguenther@suse.de>
10052 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10054 (struct alias_info): Move ...
10055 * tree-ssa-alias.c: ... here.
10056 (update_alias_info): Declare.
10057 (compute_may_aliases): Call it.
10058 (update_alias_info): New function.
10059 * tree-ssa-structalias.c (update_alias_info): Move ...
10060 * tree-ssa-alias.c (update_alias_info_1): ... here.
10061 * tree-ssa-structalias.c (process_constraint_1): Remove
10062 unused from_call argument. Rename to ...
10063 (process_constraint): ... this. Delete old wrapper.
10064 (make_constraint_to): Adjust callers.
10065 (handle_const_call): Likewise.
10066 (handle_pure_call): Likewise.
10067 (init_base_vars): Likewise.
10068 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10069 (find_func_aliases): We don't need structure copies for
10071 (make_constraint_from_anything): Remove.
10072 (create_variable_info_for): For globals make constraints
10073 from escaped, not from anything.
10074 (compute_points_to_sets): Do not call update_alias_info.
10075 (ipa_pta_execute): Use make_constraint_from.
10077 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10079 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10080 (bitmap.o-warn, dominance.o-warn): New.
10081 * configure.ac (cxx_compat_warn): Delete.
10082 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10083 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10085 * configure: Regenerate.
10087 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10090 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10092 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10093 * df-scan.c (df_notes_rescan): Likewise.
10094 * ggc-page.c (set_page_table_entry): Likewise.
10095 * intl.c (gcc_gettext_width): Likewise.
10096 * varasm.c (get_unnamed_section, get_noswitch_section,
10097 get_section): Likewise.
10099 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10101 * regrename.c (build_def_use): Don't copy RTX.
10103 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10105 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10106 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10107 punctuation. Use @ref instead of @xref.
10108 (Function Names): Remove stray @display/@end display.
10109 (C++ Attributes): Use @ref instead of @xref.
10110 (Deprecated Features): Fix punctuation around @xref.
10111 (Backwards Compatibility): Likewise.
10112 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10114 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10116 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10117 constants for E500 double.
10119 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10121 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10122 element type of const_vector.
10124 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10126 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10127 Remove FLAGS_REG clobber from expander pattern.
10128 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10129 (anddi3, andsi3, andhi3, andqi3): Ditto.
10130 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10131 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10132 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10133 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10134 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10135 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10136 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10137 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10139 2008-06-28 Richard Guenther <rguenther@suse.de>
10141 * tree-ssa-structalias.c (callused_id, var_callused,
10142 callused_tree): Add.
10143 (handle_pure_call): New function.
10144 (find_func_aliases): Call it.
10145 (find_what_p_points_to): Handle the call-used set.
10146 (clobber_what_escaped): Likewise.
10147 (compute_call_used_vars): New function.
10148 (init_base_vars): Init the call-used variable.
10149 (do_sd_constraint): Do not propagate the solution from CALLUSED
10150 but use CALLUSED as a placeholder.
10151 (solve_graph): Likewise.
10152 * tree-flow-inline.h (gimple_call_used_vars): New function.
10153 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10154 (compute_call_used_vars): Declare.
10155 * tree-ssa-alias.c (set_initial_properties): Call
10156 compute_call_used_vars.
10157 (reset_alias_info): Clear call-used variables.
10158 (add_call_clobber_ops): Assert we are not called for const/pure
10159 functions. Remove handling of them.
10160 (add_call_read_ops): Handle pure functions by adding the
10161 call-used set of variables as VUSEs.
10162 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10163 (delete_tree_ssa): Free it.
10164 * tree-dfa.c (remove_referenced_var): Clear the var from the
10167 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10169 * tree.c (build_varargs_function_type_list): New.
10170 (build_function_type_list_1): New.
10171 (build_function_type_list): Use build_function_type_list_1.
10172 * tree.h (build_varargs_function_type_list): New.
10174 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10177 * config/spu/spu.c (spu_builtin_splats): Do not generate
10178 invalid CONST_VECTOR expressions.
10179 (spu_expand_vector_init): Likewise.
10181 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10183 * optabs.c (libfunc_decls): New variable.
10184 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10185 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10186 for the same function twice.
10188 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10190 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10191 ix86_expand_binary_operator directly.
10192 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10194 (*ashrti3_1): Ditto.
10195 (*lshrti3_1): Ditto.
10196 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10197 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10198 using only one splitter. Conditionaly execute splitter before or
10199 after peephole2 pass.
10200 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10201 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10202 Use only one alternative in asm template.
10203 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10205 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10206 "J" operand constraint for operand 2.
10207 (*ashldi3_cconly_rex64): Ditto.
10208 (*ashrdi3_cmp_rex64): Ditto.
10209 (*ashrdi3_cconly_rex64): Ditto.
10210 (*lshrdi3_cmp_rex64): Ditto.
10211 (*lshrdi3_cconly_rex64): Ditto.
10212 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10213 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10214 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10217 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10219 * gimplify.c (omp_is_private): Don't return true if decl is not
10220 already private on #pragma omp for or #pragma omp parallel for.
10223 * tree-cfg.c (struct move_stmt_d): Replace block field with
10224 orig_block and new_block fields.
10225 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10226 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10227 (move_block_to_fn): Replace vars_map and new_label_map arguments
10228 with struct move_stmt_d pointer.
10229 (replace_block_vars_by_duplicates): New function.
10230 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10231 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10232 all subblocks of ORIG_BLOCK to the new function. Call
10233 replace_block_vars_by_duplicates.
10234 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10235 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10236 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10237 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10238 (expand_omp): Temporarily set input_location to the location of
10239 region's controlling stmt.
10240 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10241 BIND_EXPR, push ctx->block_vars and gimplification vars into
10242 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10243 into dest function.
10244 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10245 there are any BLOCK_VARS.
10246 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10247 OMP_PARALLEL or OMP_TASK stmt.
10248 (lower_omp): Save and restore input_location around the lower_omp_1
10251 2008-06-27 Richard Guenther <rguenther@suse.de>
10253 PR tree-optimization/36400
10254 PR tree-optimization/36373
10255 PR tree-optimization/36344
10256 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10257 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10258 (update_alias_info): Remove call clobbering code.
10259 (make_constraint_to): New helper function.
10260 (make_escape_constraint): Likewise.
10261 (handle_rhs_call): Use it on all pointer containing arguments.
10262 Also mark the static chain escaped.
10263 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10264 instead of ANYTHING.
10265 (make_constraint_from): New helper split out from ...
10266 (make_constraint_from_anything): ... here.
10267 (find_func_aliases): Add constraints for escape sites.
10268 (intra_create_variable_infos): Make constraints from NONLOCAL
10270 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10272 (clobber_what_p_points_to): Remove.
10273 (clobber_what_escaped): New function.
10274 (init_base_vars): Init NONLOCAL and ESCAPED.
10275 (do_sd_constraint): Do not propagate the solution from ESCAPED
10276 but use ESCAPED as a placeholder.
10277 (solve_graph): Likewise.
10278 * tree-flow.h (clobber_what_p_points_to): Remove.
10279 (clobber_what_escaped): Declare.
10280 * tree-ssa-alias.c (set_initial_properties): Call it.
10281 Remove code clobbering escaped pointers.
10283 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10285 * function.c (allocate_struct_function): Only allocate a unique
10286 funcdef_no if the decl is nonzero.
10288 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10290 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10291 * config/mips/mips.c (mips_split_const_insns): New function.
10292 * config/mips/mips.md (move_type): New attribute.
10293 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10294 (dword_mode): New attribute.
10295 (type): Avoid long line. Map "move_type"s to "type"s,
10296 choosing "multi" for doubleword moves if appropriate.
10297 Swap MTC/MFC comments to match their declaration order.
10298 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10299 "type" is "branch" or "jal" is "direct".
10300 (length): Handle "extended_mips16" first. Make the default
10301 "0" for "ghost" instructions. Set the length from "move_type".
10302 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10303 of "type", with "sll0" for the register alternative. Remove the
10304 "extended_mips16" attribute.
10305 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10306 of "type", with "shift_shift" for the register alternative.
10307 Remove the "length" attribute.
10308 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10309 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10310 of "type", with "andi" for the register alternative.
10311 (*zero_extendqihi2): Likewise.
10312 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10313 of "andi" instead of a "type" of "arith".
10314 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10316 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10317 (mov_<store>r, *mov<mode>_ra): Likewise.
10318 (extendsidi2): Use "move_type" instead of "type", with "move"
10319 for the register alternative.
10320 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10321 of "type", with "signext" for the register alternative.
10322 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10323 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10324 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10325 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10326 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10327 (unnamed branch insn): Likewise.
10328 (*movdi_gp32_fp64): Fold into...
10329 (*movdi_32bit): ...here.
10330 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10331 (*movdf_hardfloat): ...this new pattern.
10332 (*movdf_softfloat): Remove redundant FPR alternatives.
10333 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10334 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10335 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10336 the "move" attribute.
10337 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10338 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10339 and "store" for COP loads and stores.
10340 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10341 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10342 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10343 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10344 (*movtf_mips16, *movv2sf): Likewise.
10345 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10346 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10347 (mfhc1<mode>): Use "move_type" instead of "move".
10348 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10349 (loadgp_blockage): Remove the "length" attribute.
10350 (blockage, set_got_version, update_got_version): Likewise.
10351 (call_internal): Remove the "extended_mips16" attribute.
10352 (call_value_internal, call_value_multiple_internal): Likewise.
10353 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10355 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10356 the "length" attribute.
10358 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10360 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10361 -Wcast-qual warnings.
10362 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10363 handle_pragma_pop_macro): Likewise.
10364 * collect2.c (resolve_lib_name): Likewise.
10365 * config/arc/arc.c (arc_init): Likewise.
10366 * config/arm/arm.c (neon_builtin_compare,
10367 locate_neon_builtin_icode): Likewise.
10368 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10369 * config/bfin/bfin.c (bfin_init_machine_status,
10370 bfin_optimize_loop): Likewise.
10371 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10372 * config/cris/cris.c (cris_init_expanders): Likewise.
10373 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10374 * config/darwin.c (machopic_indirection_eq,
10375 machopic_indirection_name, machopic_output_indirection): Likewise.
10376 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10377 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10378 frv_optimize_membar): Likewise.
10379 * config/i386/cygwin.h (mingw_scan,
10380 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10381 * config/i386/cygwin1.c (mingw_scan): Likewise.
10382 * config/i386/i386.c (machopic_output_stub): Likewise.
10383 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10384 i386_pe_unique_section): Likewise.
10385 * config/ia64/ia64.c (ia64_init_machine_status,
10386 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10388 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10389 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10390 * config/m68k/m68k.c (m68k_handle_option,
10391 m68k_sched_md_init_global): Likewise.
10392 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10393 mcore_unique_section): Likewise.
10394 * config/mips/mips.c (mips_block_move_straight,
10395 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10397 * config/mmix/mmix.c (mmix_init_machine_status,
10398 mmix_encode_section_info): Likewise.
10399 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10400 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10401 print_operand_address, output_toc, redefine_groups,
10402 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10403 * config/s390/s390.c (s390_init_machine_status): Likewise.
10404 * config/score/score.c (score_block_move_straight,
10405 score_block_move_loop_body): Likewise.
10406 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10407 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10408 * emit-rtl.c (find_auto_inc): Likewise.
10409 * gcc.c (translate_options, process_command): Likewise.
10410 * reorg.c (dbr_schedule): Likewise.
10411 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10412 * xcoffout.c (xcoffout_declare_function): Likewise.
10414 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10416 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10417 ipa-pta working again.
10419 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10421 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10424 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10426 * config.gcc (powerpc*-*-*): Add new core e500mc.
10427 * config/rs6000/e500mc.md: New file.
10428 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10430 (rs6000_override_options): Add e500mc case to
10431 processor_target_table. Altivec and Spe options not allowed
10432 with e500mc. Add isel instruction to e500mc by
10433 default. Initialize rs6000_cost for e500mc.
10434 (rs6000_issue_rate): Set issue rate for e500mc.
10435 * config/rs6000/rs6000.h (processor_type): Add
10436 PROCESSOR_PPCE500MC.
10437 (ASM_CPU_SPEC): Add e500mc.
10438 Set TARGET_ISEL to rs6000_isel.
10439 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10440 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10441 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10443 * doc/invoke.texi: Add e500mc to list of cpus.
10445 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10448 * c-lex.c (lex_charconst): Initialize unsignedp.
10450 2008-06-27 Olivier Hainque <hainque@adacore.com>
10452 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10453 documented assumptions.
10455 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10457 * dwarf2out.c: Remove trailing white spaces. Break long line
10460 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10462 * libfuncs.h (LTI_synchronize): New libfunc_index.
10463 (synchronize_libfunc): Declare.
10464 * builtins.c (expand_builtin_synchronize): Consider using
10465 synchronize_libfunc before falling back on an asm blockage.
10466 * config/mips/mips.c: Include libfuncs.h
10467 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10469 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10471 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10472 parameter. Copy stack_reg to r11 where appropriate.
10473 (no_global_regs_above): Add gpr parameter.
10474 (rs6000_stack_info): Only add padding for SPE save area if we
10475 are saving SPE GPRs and CR.
10476 (saveres_routine_syms): New variable.
10477 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10479 (rs6000_savres_routine_sym): New function.
10480 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10482 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10483 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10484 Tweak FPR out-of-line saving.
10485 (rs6000_make_savres_rtx): New function.
10486 (rs6000_use_multiple_p): New function.
10487 (rs6000_savres_strategy): New function.
10488 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10489 out-of-line if appropriate.
10490 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10491 if we are optimizing for size.
10492 (GP_SAVE_INLINE): Define.
10493 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10494 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10495 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10496 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10497 (*save_fpregs_<mode>): Add use of r11.
10498 (*restore_gpregs_<mode>): New insn.
10499 (*return_and_restore_gpregs_<mode>): New insn.
10500 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10502 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10503 (*restore_gpregs_spe): New insn.
10504 (*return_and_restore_gpregs_spe): New insn.
10505 * config/rs6000/predicates.md (save_world_operation): Fix check.
10507 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10509 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10510 this point, so assert that.
10512 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10514 * cfganal.c: Include vec.h and vecprim.h.
10515 (compute_idf): Import from...
10516 * tree-into-ssa (compute_idf): ...here.
10517 * basic-block.h (compute_idf): Export.
10519 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10521 * c-decl.c (merge_decls): Use !current_function_decl to check for
10522 extern declaration of C99 inline function being at file scope.
10524 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10526 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10528 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10530 * alias.c (record_alias_subset, init_alias_analysis): Fix
10531 -Wc++-compat and/or -Wcast-qual warnings.
10532 * attribs.c (lookup_attribute_spec): Likewise.
10533 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10534 copy_bb, connect_traces,
10535 find_rarely_executed_basic_blocks_and_cr): Likewise.
10536 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10537 note_btr_set, migrate_btr_defs): Likewise.
10538 * builtins.c (result_vector, expand_builtin_memcpy,
10539 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10540 builtin_memset_read_str, expand_builtin_printf,
10541 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10543 * caller-save.c (mark_set_regs): Likewise.
10544 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10545 * cgraph.c (cgraph_edge): Likewise.
10546 * combine.c (likely_spilled_retval_1): Likewise.
10547 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10548 htab_counts_entry_del, get_coverage_counts): Likewise.
10549 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10550 new_cselib_val): Likewise.
10551 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10552 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10554 * df-core.c (df_compact_blocks): Likewise.
10555 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10556 * df-scan.c (df_grow_reg_info, df_ref_create,
10557 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10558 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10559 df_record_entry_block_defs, df_record_exit_block_uses,
10560 df_bb_verify): Likewise.
10561 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10562 DF_REF_EXTRACT_MODE_CONST): New.
10563 * dominance.c (get_immediate_dominator, get_dominated_by,
10564 nearest_common_dominator, root_of_dom_tree,
10565 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10566 -Wc++-compat and/or -Wcast-qual warnings.
10567 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10568 record_store, replace_read, check_mem_read_rtx, scan_insn,
10569 dse_step1, dse_record_singleton_alias_set): Likewise.
10570 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10572 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10574 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10575 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10576 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10577 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10578 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10579 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10580 file_name_acquire, output_file_names, add_const_value_attribute,
10581 premark_used_types_helper, file_table_eq, file_table_hash,
10582 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10583 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10584 -Wcast-qual warnings.
10585 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10586 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10587 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10588 gen_reg_rtx, start_sequence, init_emit): Likewise.
10589 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10590 * except.c (init_eh_for_function, gen_eh_region,
10591 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10592 arh_to_landing_pad, arh_to_label, add_action_record,
10593 add_call_site, switch_to_exception_section): Likewise.
10594 * expmed.c (synth_mult): Likewise.
10595 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10596 store_expr): Likewise.
10597 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10599 * function.c (assign_stack_temp_for_type,
10600 allocate_struct_function, match_asm_constraints_1): Likewise.
10601 * gcov-io.c (gcov_allocate): Likewise.
10602 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10603 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10604 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10605 record_one_set, insert_expr_in_table, insert_set_in_table,
10606 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10607 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10608 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10609 -Wcast-qual warnings.
10611 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10613 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
10614 -Wcast-qual warnings.
10615 * gcc.c (process_command): Likewise.
10616 * genattrtab.c (oballoc): Use XOBNEW.
10617 (oballocvec): Define.
10618 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
10619 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
10620 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
10621 -Wc++-compat and/or -Wcast-qual warnings.
10622 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
10623 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10624 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10625 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10626 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10627 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10628 add_excls, process_presence_absence_names,
10629 process_presence_absence_patterns, add_presence_absence,
10630 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10631 get_free_state, add_arc, get_free_automata_list_el,
10632 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10633 transform_3, cache_presence, create_ainsns, create_automata,
10634 create_state_ainsn_table, dfa_insn_code_enlarge,
10635 output_trans_func, output_min_issue_delay_func,
10636 output_dead_lock_func, output_reset_func,
10637 output_get_cpu_unit_code_func, output_dfa_start_func,
10638 expand_automata): Likewise.
10639 * genextract.c (gen_insn): Likewise.
10640 * gengtype-lex.l: Likewise.
10641 * gengtype.c (read_input_list, adjust_field_type,
10642 process_gc_options): Likewise.
10643 * genoutput.c (note_constraint): Likewise.
10644 * genpreds.c (mangle, add_constraint): Likewise.
10645 * genrecog.c (process_define_predicate, new_decision,
10646 add_to_sequence): Likewise.
10647 * gensupport.c (record_insn_name): Likewise.
10649 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10651 * config/i386/driver-i386.c (detect_caches_amd,
10652 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10653 and/or -Wcast-qual warnings.
10654 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10655 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10656 gt_pch_save): Likewise.
10657 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10658 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10659 * global.c (compute_regsets): Likewise.
10660 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10661 finish_graph_dump_file): Likewise.
10662 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10663 unlink_bb_notes): Likewise.
10664 * integrate.c (get_hard_reg_initial_val): Likewise.
10665 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10666 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10667 * local-alloc.c (update_equiv_regs): Likewise.
10668 * loop-invariant.c (check_invariant_table_size,
10669 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10671 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10672 altered_reg_used, mark_altered): Likewise.
10673 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10674 insert_var_expansion_initialization,
10675 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10676 release_var_copies): Likewise.
10677 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10678 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10679 analyze_accesses_for_phi_node, check_var_notmodified_p,
10680 check_allocation_function, find_sites_in_func,
10681 record_all_accesses_in_func, transform_access_sites,
10682 transform_allocation_sites): Likewise.
10683 * omp-low.c (new_omp_region, create_omp_child_function_name,
10684 check_omp_nesting_restrictions, check_combined_parallel,
10685 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10686 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10687 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10688 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10690 * opts-common.c (prune_options): Likewise.
10691 * opts.c (add_input_filename, print_filtered_help,
10692 get_option_state): Likewise.
10693 * params.c (add_params): Likewise.
10694 * passes.c (set_pass_for_id, next_pass_1,
10695 do_per_function_toporder, pass_fini_dump_file): Likewise.
10696 * postreload.c (reload_cse_simplify_operands): Likewise.
10697 * predict.c (tree_predicted_by_p, tree_predict_edge,
10698 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10700 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10702 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10704 * recog.c (check_asm_operands, validate_change_1): Likewise.
10705 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10706 subst_asm_stack_regs): Likewise.
10707 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10708 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10709 * regmove.c (reg_is_remote_constant_p): Likewise.
10710 * regrename.c (regrename_optimize, scan_rtx_reg,
10711 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10713 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10714 regstat_compute_calls_crossed): Likewise.
10715 * reload1.c (init_reload, new_insn_chain,
10716 has_nonexceptional_receiver, reload, copy_reloads,
10717 calculate_needs_all_insns, init_elim_table): Likewise.
10718 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10719 * rtl.c (shallow_copy_rtx_stat): Likewise.
10720 * rtlanal.c (parms_set): Likewise.
10721 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10722 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10723 * sched-ebb.c (earliest_block_with_similiar_load,
10724 add_deps_for_risky_insns): Likewise.
10725 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10726 schedule_region): Likewise.
10727 * see.c (eq_descriptor_pre_extension,
10728 hash_descriptor_pre_extension, hash_del_pre_extension,
10729 eq_descriptor_properties, hash_descriptor_properties,
10730 hash_del_properties, see_seek_pre_extension_expr,
10731 see_initialize_data_structures, see_print_register_properties,
10732 see_print_pre_extension_expr, see_delete_merged_def_extension,
10733 see_delete_unmerged_def_extension, see_emit_use_extension,
10734 see_pre_delete_extension, see_map_extension, see_commit_changes,
10735 see_analyze_merged_def_local_prop,
10736 see_analyze_merged_def_local_prop,
10737 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10738 see_set_prop_merged_def, see_set_prop_unmerged_def,
10739 see_set_prop_unmerged_use, see_print_one_extension,
10740 see_merge_one_use_extension, see_merge_one_def_extension,
10741 see_store_reference_and_extension, see_update_uses_relevancy,
10742 see_update_defs_relevancy): Likewise.
10743 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10744 hash_statistics_free, curr_statistics_hash): Likewise.
10745 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10746 expand_asm_operands, expand_return, case_bit_test_cmp,
10747 expand_case): Likewise.
10748 * stor-layout.c (start_record_layout): Likewise.
10749 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10750 gt_pch_save_stringpool): Likewise.
10751 * tree-data-ref.c (hash_stmt_vertex_info,
10752 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10753 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10755 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10758 * config/i386/i386.md : Change constraints of HImode and QImode
10759 immediate operands from "i" to "n". Change SImode "ni" constraint to
10760 "i" and SImode "rmi" constraint to "g". Remove all constraints
10761 from const0_operand and const1_operand predicated operands.
10762 (i): Change QImode and HImode attribute from "i" to "n".
10763 (*subqi_2): Change HImode operands to QImode.
10766 2008-06-25 Olivier Hainque <hainque@adacore.com>
10768 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10771 2008-06-25 Richard Guenther <rguenther@suse.de>
10773 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10774 not overflow the result type.
10776 2008-06-25 Richard Guenther <rguenther@suse.de>
10778 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10779 (vn_lookup): Likewise.
10781 2008-06-25 Richard Guenther <rguenther@suse.de>
10783 PR tree-optimization/35518
10784 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10785 * tree-sra.c (instantiate_element): Use fold_build3 to build
10787 (try_instantiate_multiple_fields): Likewise.
10789 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10791 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10794 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10796 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10797 use_backchain_to_restore_sp to true
10798 if the offset of the link register save area would go over the 32k - 1
10799 offset limit of the load
10802 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10804 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10805 anchor for the type-punning blurb. Cross-reference "Structures
10806 unions enumerations and bit-fields implementation". Provide a
10807 cast-through-pointer example. Make final sentence self-contained.
10808 * doc/implement-c.texi (Structures unions enumerations and
10809 bit-fields implementation): Cross-reference the type-punning blurb
10810 in the -fstrict-aliasing documentation.
10812 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10814 PR middle-end/36594
10815 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
10816 the memory instead of the memory itself for the save area.
10818 2008-06-24 Olivier Hainque <hainque@adacore.com>
10819 Nicolas Roche <roche@adacore.com>
10821 * gengtype.c (srcdir_len): size_t instead of int.
10822 (get_file_realbasename): New function. For F a filename, the real
10823 basename of F, with all the path components stripped.
10824 (get_file_srcdir_relative_path): New function. For F a filename, the
10825 relative path to F from $(srcdir).
10826 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
10827 get_file_realbasename. Adjust the head comment.
10828 (get_prefix_langdir_index): New function. For F a filename, return the
10829 lang_dir_names[] relative index of the language directory that is
10831 (get_file_langdir): For F a filename, return the name of the language
10832 directory where F is located.
10833 (get_file_gtfilename): New function. The gt- output file name for an
10835 (get_output_file_with_visibility): Replace in-line computations with
10836 uses of get_file_gtfilename and get_prefix_langdir_index.
10837 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
10839 2008-06-24 Jakub Jelinek <jakub@redhat.com>
10841 PR tree-optimization/36504
10842 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
10843 references without base address.
10845 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10847 PR middle-end/36584
10848 * calls.c (expand_call): Increase alignment for recursive functions.
10850 2008-06-23 Anatoly Sokolov <aesok@post.ru>
10852 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
10853 (TARGET_FUNCTION_VALUE): New define.
10854 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
10855 * config/avr/avr.h (FUNCTION_VALUE): Remove.
10857 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10859 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
10860 (fmod<mode>3): Ditto.
10861 (remainderxf3): Ditto.
10862 (remainder<mode>3): Ditto.
10864 2008-06-23 Jakub Jelinek <jakub@redhat.com>
10867 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
10868 REG is a hard register.
10870 PR tree-optimization/36508
10871 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
10872 499, don't check it at all in release compilers.
10874 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10876 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
10877 together with SSE_TARGET_MATH to disable insn pattern.
10878 (*fop_<MODEF:mode>_2_i387): Ditto.
10879 (*fop_<MODEF:mode>_3_i387): Ditto.
10881 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10883 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
10885 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10887 PR middle-end/34906
10888 * gimplify.c (gimplify_asm_expr): Check the return code of
10889 parse_output_constraint call, set function return and is_inout
10890 value if it failed.
10892 2008-06-22 Ian Lance Taylor <iant@google.com>
10894 * c-lex.c (narrowest_unsigned_type): Change itk to int.
10895 (narrowest_signed_type): Likewise.
10896 * c-typeck.c (c_common_type): Change local variable mclass to enum
10898 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
10899 tcc_comparison, not the tree code itself.
10900 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
10901 (c_expand_expr): Cast modifier to enum expand_modifier.
10902 * c-common.h (C_RID_CODE): Add casts.
10903 (C_SET_RID_CODE): Define.
10904 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
10905 (c_lex_one_token): Add cast to avoid warning.
10906 (c_parser_objc_type_name): Rename local typename to type_name.
10907 (check_no_duplicate_clause): Change code parameter to enum
10909 (c_parser_omp_var_list_parens): Change kind parameter to enum
10911 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
10912 c_parser_omp_list_var_parens.
10913 (c_parser_omp_threadprivate): Likewise.
10914 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
10915 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
10916 * c-format.c (NO_FMT): Define.
10917 (printf_length_specs): Use NO_FMT.
10918 (asm_fprintf_length_specs): Likewise.
10919 (gcc_diag_length_specs): Likewise.
10920 (scanf_length_specs): Likewise.
10921 (strfmon_length_specs): Likewise.
10922 (gcc_gfc_length_specs): Likewise.
10923 (printf_flag_specs): Change 0 to STD_C89.
10924 (asm_fprintf_flag_specs): Likewise.
10925 (gcc_diag_flag_specs): Likewise.
10926 (gcc_cxxdiag_flag_specs): Likewise.
10927 (scanf_flag_specs): Likewise.
10928 (strftime_flag_specs): Likewise.
10929 (strfmon_flag_specs): Likewise.
10930 (print_char_table): Likewise.
10931 (asm_fprintf_char_table): Likewise.
10932 (gcc_diag_char_table): Likewise.
10933 (gcc_tdiag_char_table): Likewise.
10934 (gcc_cdiag_char_table): Likewise.
10935 (gcc_cxxdiag_char_table): Likewise.
10936 (gcc_gfc_char_table): Likewise.
10937 (scan_char_table): Likewise.
10938 (time_char_table): Likewis.
10939 (monetary_char_table): Likewise.
10940 * c-format.h (BADLEN): Likewise.
10942 2008-06-21 Ian Lance Taylor <iant@google.com>
10944 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
10945 Define END_OF_BASE_TREE_CODES around inclusion.
10946 * tree.c (tree_code_type): New global array.
10947 (tree_code_length, tree_code_name): Likewise.
10948 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
10949 $(lang_tree_files).
10950 (all-tree.def, s-alltree): New targets.
10951 (gencheck.h, s-gencheck): Remove.
10952 (tree.o): Depend upon all-tree.def.
10953 (build/gencheck.o): Remove gencheck.h dependency.
10954 (mostlyclean): Don't remove gencheck.h.
10955 * c-common.h (enum c_tree_code): Remove.
10956 * c-lang.c (tree_code_type): Remove.
10957 (tree_code_length, tree_code_name): Remove.
10958 * gencheck.c (tree_codes): Include all-tree.def, rather than
10959 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
10961 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
10963 * cp/cp-tree.h (enum cplus_tree_code): Remove.
10964 (operator_name_info): Size to MAX_TREE_CODES.
10965 (assignment_operator_name_info): Likewise.
10966 * cp/cp-lang.c (tree_code_type): Remove.
10967 (tree_code_length, tree_code_name): Remove.
10968 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
10969 (assignment_operator_name_info): Likewise.
10970 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
10972 * cp/mangle.c (write_expression): Likewise.
10973 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
10974 * fortran/f95-lang.c (tree_code_type): Remove.
10975 (tree_code_length, tree_code_name): Remove.
10976 * java/java-tree.h (enum java_tree_code): Remove.
10977 * java/lang.c (tree_code_type): Remove.
10978 (tree_code_length, tree_code_name): Remove.
10979 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
10980 * objc/objc-act.h (enum objc_tree_code): Remove.
10981 * objc/objc-lang.c (tree_code_type): Remove.
10982 (tree_code_length, tree_code_name): Remove.
10983 * objcp/objcp-lang.c (tree_code_type): Remove.
10984 (tree_code_length, tree_code_name): Remove.
10985 * ada/ada-tree.h (enum gnat_tree_code): Remove.
10986 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
10987 * ada/misc.c (tree_code_type): Remove.
10988 (tree_code_length, tree_code_name): Remove.
10990 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
10992 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
10993 the grand_bitmap_obstack.
10995 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10997 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
10998 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
10999 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11000 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11001 move_stmt_r, new_label_mapper): Likewise.
11002 * tree-complex.c (cvc_lookup): Likewise.
11003 * tree-dfa.c (create_function_ann): Likewise.
11004 * tree-dump.c (dump_register): Likewise.
11005 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11006 find_phi_replacement_condition): Likewise.
11007 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11008 tree_function_versioning): Likewise.
11009 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11010 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11011 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11012 get_nonlocal_debug_decl, convert_nonlocal_reference,
11013 convert_nonlocal_omp_clauses, get_local_debug_decl,
11014 convert_local_reference, convert_local_omp_clauses,
11015 convert_nl_goto_reference, convert_nl_goto_receiver,
11016 convert_tramp_reference, convert_call_expr): Likewise.
11017 * tree-outof-ssa.c (contains_tree_r): Likewise.
11018 * tree-parloops.c (reduction_phi, initialize_reductions,
11019 eliminate_local_variables_1, add_field_for_reduction,
11020 add_field_for_name, create_phi_for_local_result,
11021 create_call_for_reduction_1, create_loads_for_reductions,
11022 create_stores_for_reduction, create_loads_and_stores_for_name):
11024 * tree-phinodes.c (allocate_phi_node): Likewise.
11025 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11026 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11027 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11028 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11029 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11030 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11031 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11032 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11033 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11034 vn_nary_op_insert): Likewise.
11035 * tree-ssa.c (redirect_edge_var_map_add,
11036 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11037 * tree-vectorizer.c (vectorize_loops): Likewise.
11038 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11039 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11040 tree_cons_stat, build1_stat, build_variant_type_copy,
11041 decl_init_priority_lookup, decl_fini_priority_lookup,
11042 decl_priority_info, decl_restrict_base_lookup,
11043 decl_restrict_base_insert, decl_debug_expr_lookup,
11044 decl_debug_expr_insert, decl_value_expr_lookup,
11045 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11046 type_hash_add, get_file_function_name, tree_check_failed,
11047 tree_not_check_failed, tree_range_check_failed,
11048 omp_clause_range_check_failed, build_omp_clause,
11049 build_vl_exp_stat): Likewise.
11050 * value-prof.c (gimple_histogram_value,
11051 gimple_duplicate_stmt_histograms): Likewise.
11052 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11053 unshare_variable, variable_union_info_cmp_pos, variable_union,
11054 dataflow_set_different_1, dataflow_set_different_2,
11055 vt_find_locations, variable_was_changed, set_variable_part,
11056 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11057 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11058 section_entry_hash, object_block_entry_eq,
11059 object_block_entry_hash, create_block_symbol,
11060 initialize_cold_section_name, default_function_rodata_section,
11061 strip_reg_name, set_user_assembler_name, const_desc_eq,
11062 build_constant_desc, output_constant_def, lookup_constant_def,
11063 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11064 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11065 default_internal_label): Likewise.
11066 * varray.c (varray_init, varray_grow): Likewise.
11067 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11069 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11071 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11072 operators for "test" insn. Macroize insn using SWI mode macro.
11073 (*jcc_fused_2): Ditto.
11074 (*jcc_fused_3): Macroize insn using SWI mode macro.
11075 (*jcc_fused_4): Ditto.
11077 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11079 * tree-ssa-pre.c: Fix typo in comment.
11080 (init_antic, fini_antic): Add explicit funtions for
11081 initializing and deinitializing ANTIC and AVAIL sets.
11082 (create_expression_by_pieces): Fix typo in comment.
11083 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11084 (execute_pre): Eventually dump details about ANTIC_IN.
11086 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11088 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11089 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11090 add_to_obstack, file_at_path, find_a_file, execute,
11091 add_preprocessor_option, add_assembler_option, add_linker_option,
11092 process_command, insert_wrapper, do_option_spec, do_self_spec,
11093 spec_path, do_spec_1, is_directory, main, used_arg,
11094 getenv_spec_function): Likewise.
11095 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11096 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11099 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11101 * doc/rtl.texi: Updated subreg section.
11103 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11106 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11107 node->needed and node->reachable.
11108 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11109 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11110 (expand_task_call): Don't call expand_task_copyfn.
11111 (expand_task_copyfn): Renamed to...
11112 (finalize_task_copyfn): ... this.
11114 2008-06-19 Jan Hubicka <jh@suse.cz>
11116 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11117 clobbering framepointer.
11119 2008-06-19 Jan Hubicka <jh@suse.cz>
11121 * tree-optimize.c (execute_early_local_optimizations): Set
11122 cgraph_state only at first invocation.
11124 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11126 * system.h (-Wc++-compat): Activate as a warning, no an error.
11128 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11130 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11131 instead of "#" in insn asm template.
11132 (*jcc_fused_2): Ditto.
11134 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11136 * config/i386/i386.h (ix86_tune_indices)
11137 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11138 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11139 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11140 (*jcc_fused_2): Ditto.
11141 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11142 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11143 (print operand): Handle 'E' and 'e' code.
11145 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11147 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11148 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11149 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11151 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11153 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11155 (cgraph_expand_function): Use local copy of decl.
11156 (cgraph_expand_all_functions): Remove redundant initialization of
11158 (cgraph_optimize): Reword internal_error message.
11160 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11162 * arm-protos.h (arm_return_in_memory): Remove public
11163 arm_return_in_memory() prototype.
11164 * arm.c (arm_return_in_memory): Add static prototype, add target
11165 hook macro, change definition and comments.
11166 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11168 2008-06-19 Ben Elliston <bje@au.ibm.com>
11170 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11171 real.c: Remove references to IEEE 754R.
11172 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11173 * doc/libgcc.texi (Decimal float library routines): Likewise.
11175 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11177 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11178 (default_unwind_word_mode): Add prototype.
11179 * targhooks.c (default_unwind_word_mode): New function.
11180 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11181 instead of word_mode.
11182 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11183 (TARGET_INITIALIZER): Use it.
11185 * c-common.c (handle_mode_attribute): Support "unwind_word"
11187 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11189 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11190 word_mode to access SjLj_Function_Context member "data".
11191 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11192 conversion from targetm.eh_return_filter_mode () to
11193 targetm.unwind_word_mode () if they differ.
11195 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11196 (BT_FN_UNWINDWORD_PTR): New function type.
11197 (BT_FN_WORD_PTR): Remove.
11198 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11199 * except.c (expand_builtin_extend_pointer): Convert pointer to
11200 targetm.unwind_word_mode () instead of word_mode.
11202 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11203 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11204 (spu_unwind_word_mode): New function.
11205 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11206 (TARGET_UNWIND_WORD_MODE): Define.
11207 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11209 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11211 * config/spu/spu.c (reg_align): Remove.
11212 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11213 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11214 (spu_split_store): Likewise.
11216 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11218 * gcc/tree-vn.c: Fix typo in comment.
11220 2008-06-18 Jan Hubicka <jh@suse.cz>
11222 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11223 toplevel reorder too.
11225 2008-06-18 Jan Hubicka <jh@suse.cz>
11227 * c-opts.c (c_common_post_options): PCH is not compatible with
11229 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11230 -fno-toplevel-reorder by default now.
11232 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11234 PR documentation/30739
11235 * doc/install.texi (Prerequisites): Document dependency on awk.
11237 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11238 Ian Lance Taylor <iant@google.com>
11240 PR rtl-optimization/35604
11241 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11242 only want to change jump destinations, not eventual label comparisons.
11244 2008-06-16 Jan Hubicka <jh@suse.cz>
11246 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11248 (cgraph_analyze_function): Likewise.
11250 2008-06-16 Jan Hubicka <jh@suse.cz>
11252 * cgraph.h (cgraph_mark_if_needed): New function.
11253 * cgraphunit.c (cgraph_mark_if_needed): New function.
11254 * c-decl.c (duplicate_decl): Use it.
11256 2008-06-16 Jan Hubicka <jh@suse.cz>
11258 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11261 2008-06-16 Jan Hubicka <jh@suse.cz>
11263 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11265 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11266 Kazu Hirata <kazu@codesourcery.com>
11267 Maxim Kuvyrkov <maxim@codesourcery.com
11269 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11270 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11271 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11272 EXTRA_SPEC_FUNCTIONS.
11273 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11274 (DRIVER_SELF_SPECS): Adjust.
11275 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11276 * config/mips/st.h, config/mips/t-st: New.
11277 * config/mips/driver-native.c, config/mips/x-native: New.
11278 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11281 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11283 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11285 (ISA_HAS_FP_CONDMOVE): New macro.
11286 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11287 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11288 (ISA_HAS_NMADD3_NMSUB3): New macro.
11289 * config/mips/mips.c (mips_rtx_costs): Update.
11290 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11291 compiling for ST Loongson 2E/2F.
11292 (madd<mode>): Rename to madd4<mode>. Update.
11293 (madd3<mode>): New pattern.
11294 (msub<mode>): Rename to msub4<mode>. Update.
11295 (msub3<mode>): New pattern.
11296 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11297 (nmadd3<mode>): New pattern.
11298 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11299 (nmadd3<mode>_fastmath): New pattern.
11300 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11301 (nmsub3<mode>): New pattern.
11302 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11303 (nmsub3<mode>_fastmath): New pattern.
11304 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11306 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11308 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11309 (DF_REF_INSN_INFO): New.
11310 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11311 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11312 with a NULL DF_REF_INSN_INFO.
11313 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11315 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11316 DF_INSN_INFO_EQ_USES): New.
11317 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11318 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11319 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11320 * df-core.c: Update comment for above changes.
11321 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11322 DF_INSN_UID_* macros.
11323 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11324 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11325 insn rtx. Update all callers.
11326 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11327 df_ref_create_structure, df_insn_refs_collect): Likewise.
11328 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11329 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11330 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11331 macros to access the insn refs.
11332 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11333 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11334 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11335 for accessing the refs.
11336 (try_fwprop_subst): Likewise.
11337 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11338 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11339 for accessing the refs.
11340 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11341 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11342 to look at the insn refs.
11343 (record_uses): Likewise.
11344 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11346 (mark_artificial_uses): Don't mark_insn for artificial refs.
11347 (mark_reg_rependencies): Likewise.
11349 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11351 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11353 * configure: Regenerate.
11355 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11357 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11358 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11359 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11361 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11363 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11364 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11365 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11367 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11369 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11370 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11371 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11373 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11375 * tree-ssa-sccvn.c: Fix format of comments.
11377 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11379 * cgraph.c: Remove unneeded forward declarations of eq_node()
11382 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11384 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11386 (see_update_relevancy): Likewise.
11387 * fwprop.c (try_fwprop_subst): Likewise.
11388 * rtlanal.c (noop_move_p): Likewise.
11389 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11390 notes to non-existing libcall blocks.
11391 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11393 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11394 (dead_libcall_p): Remove.
11395 (delete_trivially_dead_insns): Don't use it.
11396 * web.c (union_defs): Remove comment about keeping nops.
11397 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11398 (compute_hash_table_work): Don't track libcall notes.
11399 (do_local_cprop): Don't take libcall pointers. Don't update
11401 (adjust_libcall_notes): Deleted.
11402 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11403 ever have existed in the first place).
11404 (replace_store_insn): Don't try to remove libcall notes.
11405 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11406 (resolve_reg_notes): Don't call them.
11407 (resolve_simple_move): Likewise.
11408 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11409 Don't remove REG_RETVAL notes.
11410 * emit-rtl.c (try_split): Don't update libcall notes.
11411 (emit_copy_of_insn_after): Dito.
11412 * cselib.c (cselib_current_insn_in_libcall): Remove.
11413 (cselib_process_insn): Don't set/clear it.
11414 (new_elt_loc_list): Don't record it.
11415 (cselib_init): Don't initialize it.
11416 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11417 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11419 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11420 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11421 (init_deps): Don't initialize it.
11422 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11423 * combine.c (delete_noop_moves): Don't update libcall notes.
11424 (can_combine_p): Remove now pointless #if 0 block.
11425 (try_combine): Remove another obsolete #if 0 block.
11426 (distribute_notes): Don't distribute libcall notes.
11427 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11428 * dce.c (libcall_dead_p): Remove.
11429 (delete_unmarked_insns): Don't handle libcall blocks.
11430 (preserve_libcall_for_dce): Remove.
11431 (prescan_insns_for_dce): Don't special-case libcall block insns.
11432 * reload1 (reload): Don't handle libcall notes.
11433 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11436 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11438 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11439 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11440 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11442 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11444 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11445 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11446 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11448 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11450 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11452 2008-06-16 Ira Rosen <irar@il.ibm.com>
11454 PR tree-optimization/36493
11455 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11456 the arguments list. Use VECTYPE to create vector pointer.
11457 (vectorizable_store): Fail if accesses through a pointer to vectype
11458 do not alias the original memory reference operands.
11459 Call vect_create_data_ref_ptr without the removed argument.
11460 (vectorizable_load): Likewise.
11461 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11464 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11467 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11468 reg_equiv_constant.
11470 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11472 * config/mips/loongson2ef.md: New file.
11473 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11474 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11475 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11476 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11477 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11479 (loongson2ef.md): New include.
11480 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11481 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11482 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11483 (loongson_gt_<mode>, loongson_extract_halfword)
11484 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11485 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11486 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11487 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11488 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11489 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11490 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11491 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11492 (vec_interleave_low<mode>): Define type attribute.
11493 * config/mips/mips.c (mips_ls2): New static variable.
11494 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11495 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11496 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11497 Implement target scheduling hooks.
11498 (mips_multipass_dfa_lookahead): Update to handle tuning for
11500 (mips_sched_init): Initialize data for Loongson scheduling.
11501 (mips_ls2_variable_issue): New static function.
11502 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11504 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11505 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11506 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11507 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11508 Handle ST Loongson 2E/2F cores.
11509 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11511 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11513 * omp-low.c (extract_omp_for_data): Fix comment typo.
11516 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11518 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11519 FIXME note about gcc/config.guess.
11520 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11521 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11522 * doc/cppopts.texi: Likewise.
11523 * doc/extend.texi: Likewise.
11524 * doc/gcc.texi: Likewise.
11525 * doc/gccint.texi: Likewise.
11526 * doc/gcov.texi: Likewise.
11527 * doc/gty.texi: Likewise.
11528 * doc/hostconfig.texi: Likewise.
11529 * doc/install.texi: Likewise.
11530 * doc/invoke.texi: Likewise.
11531 * doc/loop.texi: Likewise.
11532 * doc/makefile.texi: Likewise.
11533 * doc/md.texi: Likewise.
11534 * doc/passes.texi: Likewise.
11535 * doc/tm.texi: Likewise.
11536 * doc/tree-ssa.texi: Likewise.
11537 * doc/trouble.texi: Likewise.
11539 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11540 Nathan Sidwell <nathan@codesourcery.com>
11541 Maxim Kuvyrkov <maxim@codesourcery.com>
11542 Richard Sandiford <rdsandiford@googlemail.com>
11544 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11545 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11546 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11548 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11549 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11550 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11552 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11553 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11554 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11555 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11556 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11557 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11558 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11559 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11560 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11561 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11562 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11563 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11564 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11565 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11566 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11567 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11568 (mips_builtins): Add Loongson builtins.
11569 (mips_loongson_2ef_bdesc): New.
11570 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11571 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11572 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11573 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11575 (mips_expand_vector_init): New.
11576 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11577 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11579 * config/mips/mips.md: Add unspec numbers for Loongson
11580 builtins. Include loongson.md.
11581 (MOVE64): Include Loongson vector modes.
11582 (SPLITF): Include Loongson vector modes.
11583 (HALFMODE): Handle Loongson vector modes.
11584 * config/mips/loongson.md: New.
11585 * config/mips/loongson.h: New.
11586 * config.gcc: Add loongson.h header for mips*-*-* targets.
11587 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11589 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11591 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11592 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11593 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11594 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11595 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11596 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11597 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11598 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11599 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11600 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11601 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11602 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11603 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11604 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11605 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11606 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11607 Remove use_fixproto=yes.
11608 (ia64*-*-hpux*): Remove comment about using fixproto.
11609 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11611 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11613 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
11615 * configure: Regenerate.
11617 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
11619 PR middle-end/36520
11620 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
11621 before evaluating it.
11623 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11626 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11627 nested inline functions.
11628 (start_decl, start_function): Don't invert DECL_EXTERNAL
11629 for nested inline functions.
11631 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11633 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11634 splits that must be made for correctness.
11636 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11638 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11639 (AVAIL_NON_MIPS16): Likewise.
11640 (mips_builtin_description): Replace target_flags with a predicate.
11641 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11642 (dspr2_32): New availability predicates.
11643 (MIPS_BUILTIN): New macro.
11644 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11645 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11646 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11647 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11648 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11649 (mips_dsp_32only_bdesc): Merge into...
11650 (mips_builtins): ...this new array.
11651 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11652 (mips_init_builtins): Update after above changes.
11653 (mips_expand_builtin_1): Merge into...
11654 (mips_expand_builtin): ...here and update after above changes.
11656 2008-06-12 Paul Brook <paul@codesourcery.com>
11658 * longlong.h (__arm__): Define count_leading_zeros.
11659 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11660 (clzsi2, clzdi2): New functions.
11661 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11662 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11663 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11664 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11665 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11666 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11667 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11668 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11669 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11670 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11672 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11674 * config/m68k/m68k.c (m68k_tune_flags): New.
11675 (override_options): Compute m68k_tune_flags.
11676 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11677 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11679 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11681 PR middle-end/36506
11682 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11684 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11686 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11687 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11689 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11691 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11692 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11694 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11696 PR middle-end/36506
11697 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11700 2008-06-12 Richard Guenther <rguenther@suse.de>
11702 PR tree-optimization/36345
11703 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11704 add memory_tag_needed flag.
11705 (may_alias_p): Declare.
11706 * tree-ssa-alias.c (may_alias_p): Export.
11707 (set_initial_properties): Use memory_tag_needed flag.
11708 (update_reference_counts): Likewise.
11709 (reset_alias_info): Reset memory_tag_needed flag.
11710 (create_name_tags): Check memory_tag_needed flag.
11711 (dump_points_to_info_for): Dump it.
11712 * tree-ssa-structalias.c (struct variable_info): Remove
11713 directly_dereferenced flag.
11714 (new_var_info): Do not initialize it.
11715 (process_constraint_1): Do not set it.
11716 (update_alias_info): Set is_dereferenced flag.
11717 (set_uids_in_ptset): Use may_alias_p.
11718 (set_used_smts): Check memory_tag_needed flag.
11719 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11720 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11721 memory_tag_needed flag.
11722 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11723 from broken design.
11725 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11727 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11728 red zone for w64 abi.
11729 (ix86_expand_prologue): Likewise.
11730 (ix86_force_to_memory): Likewise.
11731 (ix86_free_from_memory): Likewise.
11733 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11736 * config/rs6000/rs6000.c (rs6000_override_options): Set
11737 rs6000_isel conditionally to the absence of comand line override.
11738 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11739 Remove duplicate rs6000_isel setting.
11740 * config/rs6000/eabispe.h: Ditto.
11742 2008-06-11 Richard Guenther <rguenther@suse.de>
11744 * alias.c (get_alias_set): Use the element alias-set for arrays.
11745 (record_component_aliases): For arrays and vectors do nothing.
11746 * c-common.c (strict_aliasing_warning): Handle the cases
11747 of alias set zero explicitly.
11748 * Makefile.in (dfp.o-warn): Add -Wno-error.
11750 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11752 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11754 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11755 tune_32 tune_64 to supported_defaults. Allow values not
11756 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11757 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11758 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11759 with_cpu_64 to generic for 64-bit-supporting configurations, not
11760 with_cpu. Remove FIXMEs.
11761 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11762 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11763 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11764 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11765 arch_32 and arch_64.
11767 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11768 Olivier Hainque <hainque@adacore.com>
11770 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11771 Use DECL_SIZE_UNIT to retrieve the size of the field.
11773 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11775 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11776 with function calls after declarations. Lay out
11777 neon_float_type_node before further use.
11779 2008-06-11 Richard Guenther <rguenther@suse.de>
11781 * tree-flow.h (may_point_to_global_var): Declare.
11782 * tree-ssa-alias.c (may_point_to_global_var): New function.
11783 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11785 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11787 * configure.ac: Teach that fido supports .debug_line.
11788 * configure: Regenerate.
11790 2008-06-10 Tom Tromey <tromey@redhat.com>
11792 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11795 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11797 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11798 (encode_decimal64, decode_decimal64, encode_decimal128,
11799 decode_decimal128): Reverse order of 32-bit parts of value if host
11800 and target endianness differ.
11802 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11804 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11805 Avoid division by 0.
11806 (tree_mod_pow2_value_transform): Likewise.
11807 (tree_ic_transform): Likewise.
11808 (tree_stringops_transform): Likewise.
11809 (tree_mod_subtract_transform): Likewise.
11810 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11811 (copy_edges_for_bb): Likewise.
11812 (initialize_cfun): Likewise.
11814 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11816 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
11817 nonmemory_operand. Add "N" operand constraint.
11819 (*jcc_btdi_mask_rex64): New instruction and split pattern.
11820 (*jcc_btsi_mask): Ditto.
11821 (*jcc_btsi_mask_1): Ditto.
11823 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11825 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
11826 TYPE_CANONICAL for copied element type.
11828 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11831 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
11832 Add m_CORE2 and m_GENERIC.
11833 * config/i386/predicates.md (bt_comparison_operator): New predicate.
11834 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
11836 (*jcc_btdi_rex64): New instruction and split pattern.
11837 (*jcc_btsi): Ditto.
11838 (*jcc_btsi_1): Ditto.
11839 (*btsq): Fix Intel asm dialect operand order.
11843 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
11845 PR middle-end/36447
11846 * simplify-rtx.c (simplify_subreg): Add check for shift count
11849 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
11851 * doc/md.texi: Synchronize with later constraints.md change.
11852 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
11853 with a C implementation.
11854 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
11856 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
11857 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
11858 when moving to and from MD_REGNUM.
11859 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
11860 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
11861 Handle byte and halfword moves.
11862 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
11864 * config/mips/constraints.md (h): Turn into NO_REGS.
11865 (l, x): Update documentation.
11866 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
11867 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
11868 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
11869 (HILO): New mode iterator.
11871 (any_div): New code iterator.
11872 (u): Extend code attribute to div and udiv.
11873 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
11874 d_operand in the splitters. Remove redundant CONST_INT checks.
11875 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
11876 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
11877 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
11878 accordingly, using normal moves instead of unspecs to move LO into
11879 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
11880 (<u>mulsidi3): Handle expansion in C code.
11881 (<u>mulsidi3_32bit_internal): Rename to...
11882 (<u>mulsidi3_32bit): ...this.
11883 (<u>mulsidi3_32bit_r4000): Fix insn separator.
11884 (*<u>mulsidi3_64bit): Rename to...
11885 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
11886 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
11887 to set LO and HI to the multiplication result. Use a normal move
11888 for MFLO and an unspec for MFHI.
11889 (*<u>mulsidi3_64bit_parts): Replace with...
11890 (<u>mulsidi3_64bit_hilo): ...this new instruction.
11891 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
11892 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
11893 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
11894 instead of HI. Split the instruction into a separate multiplication
11895 and MFHI if !TARGET_FIX_R4000.
11896 (<su>muldi3_highpart): Likewise.
11897 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
11898 and the "=h" clobber.
11899 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
11900 (<u>mulditi3): New expander.
11901 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
11902 (madsi): Remove "=h" clobber.
11903 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
11904 Force the modulus result to be a GPR and split the instruction into
11905 a division followed by an MFHI after reload.
11906 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
11907 (*lea_high64): Use d_operand in the define_peephole2. Likewise
11908 the MIPS16 HIGH define_split.
11909 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
11910 of acc<->gpr moves to "multi".
11911 (*movdi_64bit): Replace the single "x" alternative with
11912 alternatives for moving into and out of "a".
11913 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
11914 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
11915 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
11916 Use d_operand in the splitters. Remove redundant CONST_INT checks.
11917 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
11918 (movti): New expander.
11919 (*movti, *movti_mips16): New insns.
11920 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
11921 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
11922 (mthi<GPR:mode>_<HILO:mode>): Likewise.
11923 * config/mips/predicates.md (fpr_operand): Delete.
11924 (d_operand): New predicate.
11926 2008-06-09 Michael Meissner <michael.meissner@amd.com>
11928 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
11929 failure on some Bourne shells.
11930 (x86_64-*-*): Ditto.
11932 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
11934 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
11936 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
11938 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
11939 (sparc-sun-solaris2*): Likewise.
11941 2008-06-09 Arnaud Charlet <charlet@adacore.com
11943 * doc/install.texi: Update requirements to build the Ada compiler.
11945 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
11947 * df-scan.c (struct df_scan_problem_data): Remove the
11948 mw_link_pool alloc pool.
11949 (df_scan_free_internal): Don't free it.
11950 (df_scan_alloc): Don't allocate it.
11951 * df.h (struct df_link): Update comment.
11953 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
11955 * except.h: Correct checks for when SJLJ exceptions must be used.
11957 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11959 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
11962 2008-06-08 Joseph Myers <joseph@codesourcery.com>
11964 PR tree-optimization/36218
11965 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
11966 configure for the build system.
11967 (BUILD_LDFLAGS): Define.
11968 * configure: Regenerate.
11969 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
11971 2008-07-08 Anatoly Sokolov <aesok@post.ru>
11974 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
11975 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
11976 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
11978 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
11980 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
11982 2008-06-07 Joseph Myers <joseph@codesourcery.com>
11984 * config.gcc (Obsolete configurations): Remove list of
11986 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
11987 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
11988 targets matched by those patterns.
11989 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
11990 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
11991 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
11992 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
11993 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11994 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
11995 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
11996 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
11997 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
11998 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
11999 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12000 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12001 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12002 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12003 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12004 Make code for Solaris 7 and greater unconditional for Solaris.
12005 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12006 Remove --with-* handling.
12007 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12008 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12009 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12010 LINK_OS_WINDISS_SPEC): Remove.
12011 * config/rs6000/sysv4.opt (mwindiss): Remove.
12012 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12013 * configure: Regenerate.
12014 * doc/cpp.texi: Don't mention BeOS.
12015 * doc/extend.texi (interrupt): Don't mention MS1.
12016 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12017 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12018 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12019 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12020 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12022 * doc/invoke.texi (MT Options): Remove.
12023 (-mwindiss): Remove.
12024 (CRIS Options): Remove cris-axis-aout references.
12025 (HPPA Options): Don't mention hppa1.1-*-pro.
12026 * doc/md.texi: (MorphoTech family): Remove.
12027 * libgcc2.c: Don't handle UWIN.
12028 * config/alpha/t-unicosmk: Remove.
12029 * config/alpha/unicosmk.h: Remove.
12030 * config/arm/kaos-arm.h: Remove.
12031 * config/arm/kaos-strongarm.h: Remove.
12032 * config/arm/strongarm-coff.h: Remove.
12033 * config/arm/strongarm-elf.h: Remove.
12034 * config/arm/strongarm-pe.h: Remove.
12035 * config/arm/t-strongarm-pe: Remove.
12036 * config/arm/t-xscale-coff: Remove.
12037 * config/arm/t-xscale-elf: Remove.
12038 * config/arm/xscale-coff.h: Remove.
12039 * config/arm/xscale-elf.h: Remove.
12040 * config/chorus.h: Remove.
12041 * config/cris/aout.h: Remove.
12042 * config/cris/aout.opt: Remove.
12043 * config/cris/t-aout: Remove.
12044 * config/i386/beos-elf.h: Remove.
12045 * config/i386/kaos-i386.h: Remove.
12046 * config/i386/ptx4-i.h: Remove.
12047 * config/i386/sco5.h: Remove.
12048 * config/i386/sco5.opt: Remove.
12049 * config/i386/sysv4-cpp.h: Remove.
12050 * config/i386/sysv5.h: Remove.
12051 * config/i386/t-beos: Remove.
12052 * config/i386/t-sco5: Remove.
12053 * config/i386/t-uwin: Remove.
12054 * config/i386/uwin.asm: Remove.
12055 * config/i386/uwin.h: Remove.
12056 * config/kaos.h: Remove.
12057 * config/mips/windiss.h: Remove.
12058 * config/mt: Remove directory.
12059 * config/pa/pa-osf.h: Remove.
12060 * config/pa/pa-pro-end.h: Remove.
12061 * config/pa/t-pro: Remove.
12062 * config/ptx4.h: Remove.
12063 * config/rs6000/beos.h: Remove.
12064 * config/rs6000/kaos-ppc.h: Remove.
12065 * config/rs6000/t-beos: Remove.
12066 * config/rs6000/windiss.h: Remove.
12067 * config/sh/kaos-sh.h: Remove.
12068 * config/sol2-6.h: Remove.
12069 * config/sparc/sol26-sld.h: Remove.
12070 * config/sparc/sysv4-only.h: Remove.
12071 * config/vax/bsd.h: Remove.
12072 * config/vax/t-memfuncs: Remove.
12073 * config/vax/ultrix.h: Remove.
12074 * config/vax/vaxv.h: Remove.
12075 * config/windiss.h: Remove.
12077 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12079 PR rtl-optimization/36438
12080 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12081 for vector shifts with constant scalar shift operands.
12083 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12085 * doc/invoke.texi: Document -march=xlr.
12086 * config/mips/xlr.md: New file.
12087 * config/mips/mips.md: Include it.
12089 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12090 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12091 (mips_rtx_cost_data): Likewise.
12093 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12095 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12096 PRE_INC and PRE_DEC cases.
12098 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12100 PR rtl-optimization/36419
12101 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12102 the emitting jump insn.
12105 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12106 is not bool, boolify the whole *expr_p and convert to the desired type.
12108 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12110 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12111 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12112 Add omp_private_outer_ref hook, add another argument to
12113 omp_clause_default_ctor hook.
12114 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12115 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12116 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12117 hook_tree_tree_tree_tree_null.
12118 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12119 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12120 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12121 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12122 * tree.def (OMP_TASK): New tree code.
12123 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12124 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12125 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12126 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12127 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12128 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12129 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12130 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12131 (OMP_DIRECTIVE_P): Add OMP_TASK.
12132 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12133 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12134 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12135 and OMP_CLAUSE_UNTIED entries.
12136 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12138 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12139 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12140 * tree-pretty-print.c (dump_omp_clause): Handle
12141 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12142 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12143 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12144 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12145 warning about unsigned iterators. Change decl/init/cond/incr
12146 arguments to TREE_VECs, check arguments for all collapsed loops.
12147 (c_finish_omp_taskwait): New function.
12148 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12150 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12151 default_function_array_conversion on init. Add par_clauses argument.
12152 If decl is present in parallel's lastprivate clause, change it to
12153 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12154 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12155 collapse count in clauses.
12156 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12157 c_parser_omp_for_loop callers.
12158 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12159 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12160 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12161 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12163 (c_parser_omp_clause_schedule): Handle schedule(auto).
12164 Include correct location in the error message.
12165 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12166 and PRAGMA_OMP_CLAUSE_UNTIED.
12167 (OMP_TASK_CLAUSE_MASK): Define.
12168 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12169 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12170 * tree-nested.c (convert_nonlocal_omp_clauses,
12171 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12172 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12173 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12174 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12176 (conver_nonlocal_reference, convert_local_reference,
12177 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12178 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12179 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12180 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12181 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12182 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12183 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12184 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12185 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12187 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12188 * c-common.h (c_finish_omp_taskwait): New prototype.
12189 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12190 * tree-parloops.c (create_parallel_loop): Create 1 entry
12191 vectors for OMP_FOR_{INIT,COND,INCR}.
12192 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12193 (make_edges): Handle OMP_TASK.
12194 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12195 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12196 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12197 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12198 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12199 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12200 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12201 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12202 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12203 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12204 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12205 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12206 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12207 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12208 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12209 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12210 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12211 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12212 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12213 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12214 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12215 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12216 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12217 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12218 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12219 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12220 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12221 original iterator is present in lastprivate clause or if
12222 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12223 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12224 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12225 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12226 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12227 if it is set, lookup var in outer contexts too. Handle
12228 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12229 to be implicitly determined firstprivate for task regions.
12230 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12231 if it is set, lookup var in outer contexts too. Set
12232 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12233 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12234 OMP_CLAUSE_UNTIED. Take region_type as last argument
12235 instead of in_parallel and in_combined_parallel.
12236 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12238 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12239 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12240 (new_omp_context): Set default_kind to
12241 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12242 (omp_region_type): New enum.
12243 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12244 fields, add region_type.
12245 (new_omp_context): Take region_type as argument instead of is_parallel
12246 and is_combined_parallel.
12247 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12248 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12249 ctx->is_combined_parallel checks.
12250 (gimplify_omp_task): New function.
12251 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12253 * omp-low.c (extract_omp_for_data): Use schedule(static)
12254 for schedule(auto). Handle pointer and unsigned iterators.
12255 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12256 Add loops argument. Extract data for collapsed OMP_FOR loops.
12257 (expand_parallel_call): Assert sched_kind isn't auto,
12258 map runtime schedule to index 3.
12259 (struct omp_for_data_loop): New type.
12260 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12261 Add loop, loops, collapse and iter_type fields.
12262 (workshare_safe_to_combine_p): Disallow combined for if
12263 iter_type is unsigned long long. Don't combine collapse > 1 loops
12264 unless all bounds and steps are constant. Adjust extract_omp_for_data
12266 (expand_omp_for_generic): Handle pointer, unsigned and long long
12267 iterators. Handle collapsed OMP_FOR loops. Adjust
12268 for struct omp_for_data changes. If libgomp function doesn't return
12269 boolean_type_node, add comparison of the return value with 0.
12270 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12271 pointer, unsigned and long long iterators. Adjust for struct
12272 omp_for_data changes.
12273 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12274 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12275 unsigned long long. Allocate loops array, pass it to
12276 extract_omp_for_data. For collapse > 1 loops use always
12277 expand_omp_for_generic.
12278 (omp_context): Add sfield_map and srecord_type fields.
12279 (is_task_ctx, lookup_sfield): New functions.
12280 (use_pointer_for_field): Use is_task_ctx helper. Change first
12281 argument's type from const_tree to tree. Clarify comment.
12282 In OMP_TASK disallow copy-in/out sharing.
12283 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12284 (install_var_field): Add mask argument. Populate both record_type
12285 and srecord_type if needed.
12286 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12288 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12289 and DECL_FIELD_OFFSET.
12290 (scan_sharing_clauses): Adjust install_var_field callers. For
12291 firstprivate clauses on explicit tasks allocate the var by value in
12292 record_type unconditionally, rather than by reference.
12293 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12294 Use is_taskreg_ctx instead of is_parallel_ctx.
12295 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12296 (create_omp_child_function_name): Add task_copy argument, use
12297 *_omp_cpyfn* names if it is true.
12298 (create_omp_child_function): Add task_copy argument, if true create
12299 *_omp_cpyfn* helper function.
12300 (scan_omp_parallel): Adjust create_omp_child_function callers.
12301 Rename parallel_nesting_level to taskreg_nesting_level.
12302 (scan_omp_task): New function.
12303 (lower_rec_input_clauses): Don't run constructors for firstprivate
12304 explicit task vars which are initialized by *_omp_cpyfn*.
12305 Pass outer var ref to omp_clause_default_ctor hook if
12306 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12307 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12308 OMP_CLAUSE_REDUCTION_INIT.
12309 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12310 avoid duplicate setting of fields. Handle
12311 OMP_CLAUSE_PRIVATE_OUTER_REF.
12312 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12313 copy-out if TREE_READONLY, only copy-in.
12314 (expand_task_copyfn): New function.
12315 (expand_task_call): New function.
12316 (struct omp_taskcopy_context): New type.
12317 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12319 (lower_omp_parallel): Rename to...
12320 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12321 Call create_task_copyfn if srecord_type is needed. Adjust
12323 (task_shared_vars): New variable.
12324 (check_omp_nesting_restrictions): Warn if work-sharing,
12325 barrier, master or ordered region is closely nested inside OMP_TASK.
12326 Add warnings for barrier if closely nested inside of work-sharing,
12327 ordered, or master region.
12328 (scan_omp_1): Call check_omp_nesting_restrictions even for
12329 GOMP_barrier calls. Rename parallel_nesting_level to
12330 taskreg_nesting_level. Handle OMP_TASK.
12331 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12332 work-sharing construct, continue looking for them on parent parallel
12334 (lower_omp_for_lastprivate): Add lastprivate clauses
12335 to the beginning of dlist rather than end. Adjust for struct
12336 omp_for_data changes.
12337 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12338 not after it. Handle collapsed OMP_FOR loops, adjust for
12339 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12340 (get_ws_args_for): Adjust extract_omp_for_data caller.
12341 (scan_omp_for): Handle collapsed OMP_FOR
12342 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12343 (lower_omp_single_simple): If libgomp function doesn't return
12344 boolean_type_node, add comparison of the return value with 0.
12345 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12346 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12347 (parallel_nesting_level): Rename to...
12348 (taskreg_nesting_level): ... this.
12349 (is_taskreg_ctx): New function.
12350 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12351 of is_parallel_ctx.
12352 (execute_lower_omp): Rename parallel_nesting_level to
12353 taskreg_nesting_level.
12354 (expand_omp_parallel): Rename to...
12355 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12356 Call omp_task_call for OMP_TASK regions.
12357 (expand_omp): Adjust caller, handle OMP_TASK.
12358 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12360 * bitmap.c (bitmap_default_obstack_depth): New variable.
12361 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12362 if argument is NULL and bitmap_default_obstack is already initialized.
12363 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12365 * matrix-reorg.c (matrix_reorg): Likewise.
12367 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12369 * config/i386/i386.md (*indirect_jump): Macroize using P
12370 mode iterator. Remove !TARGET_64BIT from insn constraints.
12371 (*tablejump_1): Ditto.
12372 (*indirect_jump_rex64): Remove insn pattern.
12373 (*tablejump_1_rex64): Ditto.
12374 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12375 and eh_return_si insn patterns.
12377 2008-06-06 Richard Guenther <rguenther@suse.de>
12379 * tree-ssa-structalias.c (merge_smts_into): Remove.
12380 (find_what_p_points_to): Do not bother to compute the
12381 points-to set for pt_anything pointers.
12382 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12383 for pt_anything pointers is ok.
12385 2008-06-06 Jan Hubicka <jh@suse.cz>
12387 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12389 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12391 * cgraph.c: Fix typos in comments.
12392 (cgraph_availability_names): Fix string typo.
12393 * fold-const.c: Fix typos in comments.
12394 (fold_binary): Fix typo in warning.
12395 * genautomata.c: Fix typos in comments.
12396 (check_presence_pattern_sets): Fix typo in local variable.
12397 (output_description): Fix typo in output.
12398 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12399 * hwint.h: Likewise.
12400 * matrix-reorg.c (check_allocation_function): Likewise.
12401 * omega.c (smooth_weird_equations): Likewise.
12402 * auto-inc-dec.c: Fix typos in comments.
12403 * bb-reorder.c: Likewise.
12404 * builtins.c: Likewise.
12405 * c-common.c: Likewise.
12406 * c-cppbuiltin.c: Likewise.
12407 * c-parser.c: Likewise.
12408 * c-pretty-print.c: Likewise.
12409 * cfgcleanup.c: Likewise.
12410 * cfgexpand.c: Likewise.
12411 * cfghooks.c: Likewise.
12412 * cfglayout.c: Likewise.
12413 * cfgloopmanip.c: Likewise.
12414 * cgraphunit.c: Likewise.
12415 * coverage.c: Likewise.
12416 * dbxout.c: Likewise.
12417 * df-byte-scan.c: Likewise.
12418 * df-core.c: Likewise.
12419 * df-problems.c: Likewise.
12420 * df-scan.c: Likewise.
12422 * dominance.c: Likewise.
12423 * domwalk.c: Likewise.
12425 * dwarf2out.c: Likewise.
12426 * emit-rtl.c: Likewise.
12427 * et-forest.c: Likewise.
12428 * function.c: Likewise.
12429 * function.h: Likewise.
12431 * gcov-io.c: Likewise.
12432 * gcov.c: Likewise.
12433 * gcse.c: Likewise.
12434 * genattrtab.c: Likewise.
12435 * ggc-page.c: Likewise.
12436 * gimplify.c: Likewise.
12437 * gthr-lynx.h: Likewise.
12438 * haifa-sched.c: Likewise.
12439 * ipa-cp.c: Likewise.
12440 * ipa-inline.c: Likewise.
12441 * ipa-prop.h: Likewise.
12442 * ipa-pure-const.c: Likewise.
12443 * ipa-struct-reorg.c: Likewise.
12444 * ipa-struct-reorg.h: Likewise.
12445 * ipa-type-escape.c: Likewise.
12447 * loop-doloop.c: Likewise.
12448 * mips-tfile.c: Likewise.
12449 * mkmap-flat.awk: Likewise.
12450 * mkmap-symver.awk: Likewise.
12451 * modulo-sched.c: Likewise.
12452 * omp-low.c: Likewise.
12453 * optabs.c: Likewise.
12454 * optabs.h: Likewise.
12455 * opts.c: Likewise.
12456 * passes.c: Likewise.
12457 * postreload-gcse.c: Likewise.
12458 * postreload.c: Likewise.
12459 * predict.c: Likewise.
12460 * pretty-print.h: Likewise.
12461 * profile.c: Likewise.
12462 * protoize.c: Likewise.
12463 * ra-conflict.c: Likewise.
12464 * real.c: Likewise.
12465 * recog.c: Likewise.
12466 * regclass.c: Likewise.
12467 * regs.h: Likewise.
12468 * reload.c: Likewise.
12469 * rtl-error.c: Likewise.
12470 * rtlanal.c: Likewise.
12471 * scan.h: Likewise.
12472 * sched-rgn.c: Likewise.
12474 * stmt.c: Likewise.
12475 * target.h: Likewise.
12476 * tree-dfa.c: Likewise.
12477 * tree-eh.c: Likewise.
12478 * tree-flow-inline.h: Likewise.
12479 * tree-inline.c: Likewise.
12480 * tree-into-ssa.c: Likewise.
12481 * tree-loop-distribution.c: Likewise.
12482 * tree-nested.c: Likewise.
12483 * tree-parloops.c: Likewise.
12484 * tree-pass.h: Likewise.
12485 * tree-pretty-print.c: Likewise.
12486 * tree-profile.c: Likewise.
12487 * tree-scalar-evolution.c: Likewise.
12488 * tree-sra.c: Likewise.
12489 * tree-ssa-alias-warnings.c: Likewise.
12490 * tree-ssa-ccp.c: Likewise.
12491 * tree-ssa-coalesce.c: Likewise.
12492 * tree-ssa-dom.c: Likewise.
12493 * tree-ssa-dse.c: Likewise.
12494 * tree-ssa-forwprop.c: Likewise.
12495 * tree-ssa-live.c: Likewise.
12496 * tree-ssa-live.h: Likewise.
12497 * tree-ssa-loop-im.c: Likewise.
12498 * tree-ssa-loop-ivopts.c: Likewise.
12499 * tree-ssa-loop-niter.c: Likewise.
12500 * tree-ssa-loop-prefetch.c: Likewise.
12501 * tree-ssa-phiopt.c: Likewise.
12502 * tree-ssa-phiprop.c: Likewise.
12503 * tree-ssa-sccvn.c: Likewise.
12504 * tree-ssa-ter.c: Likewise.
12505 * tree-ssa-threadupdate.c: Likewise.
12506 * tree-ssa.c: Likewise.
12507 * tree-vect-analyze.c: Likewise.
12508 * tree-vect-transform.c: Likewise.
12509 * tree-vectorizer.c: Likewise.
12510 * tree-vn.c: Likewise.
12511 * tree-vrp.c: Likewise.
12512 * tree.c: Likewise.
12513 * tree.def: Likewise.
12514 * tree.h: Likewise.
12515 * unwind-dw2-fde.c: Likewise.
12516 * unwind.inc: Likewise.
12517 * value-prof.c: Likewise.
12518 * vmsdbgout.c: Likewise.
12520 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12522 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12523 always place FP constants in the TOC for TARGET_POWERPC64.
12524 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12526 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12528 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12529 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12530 enable for TARGET_E500_DOUBLE.
12531 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12532 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12533 floating-point modes like integer modes for E500 double.
12534 (rs6000_legitimate_offset_address_p): Likewise.
12535 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12536 addressing for DDmode for E500 double.
12537 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12538 modes as using 64-bits of registers for E500 double.
12539 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12540 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12541 specially for E500 double.
12542 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12543 TDmode for E500 double.
12544 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12545 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12546 (rs6000_split_multireg_move): Do not handle TDmode specially for
12548 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12549 using 64-bit registers for E500 double.
12550 (emit_frame_save): Do not handle DDmode specially for E500 double.
12551 (gen_frame_mem_offset): Likewise.
12552 (rs6000_function_value): Do not call spe_build_register_parallel
12553 for DDmode or TDmode.
12554 (rs6000_libcall_value): Likewise.
12555 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12556 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12559 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12561 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12564 2008-06-04 Junjie Gu <jgu@tensilica.com>
12566 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12567 comparison for frame pointers.
12569 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12572 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12574 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12577 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12578 register is already smaller or equal to required mode.
12580 2008-06-04 Xinliang David Li <davidxl@google.com>
12582 * tree-call-cdce.c: New file.
12583 (cond_dead_built_in_calls): New static variable.
12584 (input_domain): New struct.
12585 (check_pow): New function.
12586 (check_builtin_call): Ditto.
12587 (check_target_format): Ditto.
12588 (is_call_dce_candidate): Ditto.
12589 (gen_one_condition): Ditto.
12590 (gen_conditions_for_domain): Ditto.
12591 (get_domain): Ditto.
12592 (gen_conditions_for_pow_cst_base): Ditto.
12593 (gen_conditions_for_pow_int_base): Ditto.
12594 (gen_conditions_for_pow): Ditto.
12595 (get_no_error_domain): Ditto.
12596 (gen_shrink_wrap_conditions): Ditto.
12597 (shrink_wrap_one_built_in_call): Ditto.
12598 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12599 (tree_call_cdce): Ditto.
12600 (gate_call_cdce): Ditto.
12601 (pass_call_cdce): New gimple pass.
12602 * passes.c: (init_optimization_passes): New pass.
12603 * tree-pass.h: New pass declaration.
12604 * opts.c (decode_options): New flag setting.
12605 * common.opt: Add -ftree-builtin-call-dce flag.
12606 * Makefile.in: Add new source file.
12607 * tempvar.def: New tv_id.
12608 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12610 2008-06-04 Richard Guenther <rguenther@suse.de>
12612 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12613 (is_call_clobbered): Always check var_ann->call_clobbered.
12614 (mark_call_clobbered): Always set var_ann->call_clobbered.
12615 (clear_call_clobbered): Always clear var_ann->call_clobbered.
12616 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
12617 (reset_alias_info): Clear call clobbering info on MTAGs and
12619 (set_pt_anything): Set pt_global_mem.
12620 (create_tag_raw): Adjust comment.
12621 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
12623 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12624 Maxim Kuvyrkov <maxim@codesourcery.com>
12626 * config/m68k/m68k.opt (mxgot): New option.
12627 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12628 (m68k_output_addr_const_extra): New.
12629 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12630 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12631 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12632 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12634 2008-06-04 Richard Guenther <rguenther@suse.de>
12636 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12637 negative or non-representable offsets.
12639 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12641 * config/i386/i386.c (ix86_gen_leave): New.
12642 (ix86_gen_pop1): Likewise.
12643 (ix86_gen_add3): Likewise.
12644 (ix86_gen_sub3): Likewise.
12645 (ix86_gen_sub3_carry): Likewise.
12646 (ix86_gen_one_cmpl2): Likewise.
12647 (ix86_gen_monitor): Likewise.
12648 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12649 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12650 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12651 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12652 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12653 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12654 (ix86_expand_epilogue): Updated.
12655 (print_operand): Handle integer register operand for 'z'.
12656 (ix86_expand_strlensi_unroll_1): Likewise.
12657 (ix86_expand_strlen): Likewise.
12658 (ix86_expand_builtin): Likewise.
12659 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12660 mov{q}/mov{l} and add{q}/add{l}.
12662 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12664 * config/i386/i386.md (P): New mode iterator.
12665 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12666 using P mode iterator.
12667 (DFmode push_operand splitter): Ditto.
12668 (XFmode push_operand splitter): Ditto.
12669 (DFmode float_extend SFmode push_operand splitter): Ditto.
12670 (XFmode float_extend SFmode push_operand splitter): Do not generate
12671 SImode pushes for 64bit target. Macroize Dimode and SImode
12672 pushes using P mode iterator.
12673 (XFmode float_extend DFmode push_operand splitter): Ditto.
12675 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12677 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12678 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12679 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12680 return type to int.
12681 (ix86_call_abi_override): Remove check for call_used_regs.
12683 2008-06-03 Richard Guenther <rguenther@suse.de>
12685 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12686 for the lhs of calls if the return type contains pointers.
12688 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12690 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12691 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12692 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12693 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12694 of cfun and DEFAULT_ABI to deceide abi mode.
12695 (DEFAULT_ABI): New.
12696 (REG_PARM_STACK_SPACE): Removed.
12697 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12698 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12699 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12700 (ix86_function_abi): Likewise.
12701 (ix86_function_type_abi): Likewise.
12702 (ix86_call_abi_override): Likewise.
12703 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12704 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12705 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12706 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12708 (X86_64_REGPARM_MAX): New.
12709 (X86_64_SSE_REGPARM_MAX): New.
12710 (X64_REGPARM_MAX): New.
12711 (X64_SSE_REGPARM_MAX): New.
12712 (X86_32_REGPARM_MAX): New.
12713 (X86_32_SSE_REGPARM_MAX): New.
12714 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12715 (ix86_function_regparm): Handle user calling abi.
12716 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12717 by DEFAULT_ABI versus SYSV_ABI check.
12718 (ix86_reg_parm_stack_space): New.
12719 (ix86_function_type_abi): New.
12720 (ix86_call_abi_override): New.
12721 (ix86_function_abi): New.
12722 (ix86_cfun_abi): New.
12723 (init_cumulative_args): Call abi specific initialization.
12724 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12725 (function_arg_64): Extend SSE_REGPARM_MAX check.
12726 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12727 (ix86_pass_by_reference): Likewise.
12728 (ix86_function_value_regno_p): Likewise.
12729 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12730 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12731 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12732 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12733 (setup_incoming_varargs_64): Adjust regparm for call abi.
12734 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12735 (ix86_va_start): Likewise.
12736 (ix86_gimplify_va_arg): Likewise.
12737 (ix86_expand_prologue): Likewise.
12738 (output_pic_addr_const): Likewise.
12739 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12740 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12741 (x86_output_mi_thunk): Likewise.
12742 (x86_function_profiler): Likewise.
12743 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12744 (SYSV_ABI, MS_ABI): New constants.
12745 (DEFAULT_ABI): New.
12746 (init_regs): Add prototype of function in regclass.c file.
12747 (OVERRIDE_ABI_FORMAT): New.
12748 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12749 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12750 (OUTGOING_REG_PARM_STACK_SPACE): New.
12751 (ix86_reg_parm_stack_space): New prototype.
12752 (CUMULATIVE_ARGS): Add call_abi member.
12753 (machine_function): Add call_abi member.
12754 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12755 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12757 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12760 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12761 (avr_builtin_setjmp_frame_value): New function.
12762 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12763 (nonlocal_goto): Define.
12765 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12767 * config/mips/mips.c (mips_emit_loadgp): Return early if
12768 there is nothing do to, otherwise emit a blockage if
12769 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12770 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12772 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12774 * configure.ac: Drop unneeded backslash ending up in config.in.
12775 * acinclude.m4: Likewise.
12776 * config.in: Regenerate.
12778 2008-05-26 Jan Hubicka <jh@suse.cz>
12780 * predict.c (maybe_hot_frequency_p): Break out of...
12781 (maybe_hot_bb_p): ... here.
12782 (maybe_hot_edge_p): New.
12783 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12784 * basic-block.h (maybe_hot_edge_p): Declare.
12786 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12788 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12789 (*cmpfp_<mode>_cc): Ditto.
12790 (*fp_jcc_8<mode>_387): Ditto.
12791 (*fop_<MODEF:mode>_2_i387): Ditto.
12792 (*fop_<MODEF:mode>_3_i387): Ditto.
12793 (*fop_xf_2_i387): Ditto.
12794 (*fop_xf_3_i387): Ditto.
12796 2008-06-02 Tomas Bily <tbily@suse.cz>
12798 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12800 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12802 * config/mips/mips.c (mips_valid_offset_p): New function.
12803 (mips_valid_lo_sum_p): Likewise.
12804 (mips_classify_address): Use them.
12805 (mips_force_address): New function.
12806 (mips_legitimize_address): Use it.
12807 * config/mips/mips.md (MOVE128): New mode iterator.
12808 (movtf): Require TARGET_64BIT. Remove empty strings.
12809 (*movtf_internal): Rename to...
12810 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12811 of "R" and use {,fp}{load,store} attributes instead of "multi".
12812 Use a separate define_split.
12813 (*movtf_mips16): New pattern.
12815 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12817 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
12818 * config/mips/mips.c (mips_expand_before_return): New function.
12819 (mips_expand_epilogue): Call it.
12820 * config/mips/mips.md (return): Turn into a define_expand.
12821 (*return): New insn.
12823 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12825 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
12826 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
12827 functions. Do not emit uses and clobbers of CONCATs; individually
12828 use and clobber their operands.
12829 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
12830 gen_clobber, emit_use and gen_use.
12831 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
12832 (expand_builtin_return): Likewise.
12833 * cfgbuild.c (count_basic_blocks): Likewise.
12834 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
12835 * explow.c (emit_stack_restore): Likewise.
12836 * expmed.c (extract_bit_field_1): Likewise.
12837 * expr.c (convert_move, emit_move_complex_parts): Likewise.
12838 (emit_move_multi_word, store_constructor): Likewise.
12839 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
12840 (thread_prologue_and_epilogue_insns): Likewise.
12841 * lower-subreg.c (resolve_simple_move): Likewise.
12842 * optabs.c (widen_operand, expand_binop): Likewise.
12843 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
12844 * reload.c (find_reloads): Likewise.
12845 * reload1.c (eliminate_regs_in_insn): Likewise.
12846 * stmt.c (expand_nl_goto_receiver): Likewise.
12847 * config/alpha/alpha.md (builtin_longjmp): Likewise.
12848 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
12849 * config/arm/arm.c (arm_load_pic_register): Likewise.
12850 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
12851 * config/arm/arm.md (untyped_return): Likewise.
12852 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
12853 * config/avr/avr.c (expand_prologue): Likewise.
12854 * config/bfin/bfin.c (do_unlink): Likewise.
12855 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
12856 * config/cris/cris.c (cris_expand_prologue): Likewise.
12857 * config/darwin.c (machopic_indirect_data_reference): Likewise.
12858 (machopic_legitimize_pic_address): Likewise.
12859 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
12860 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
12861 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
12862 (ix86_expand_convert_uns_didf_sse): Likewise.
12863 (ix86_expand_vector_init_general): Likewise.
12864 * config/ia64/ia64.md (eh_epilogue): Likewise.
12865 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
12866 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
12867 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
12868 (config/iq2000/iq2000.c): Likewise.
12869 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12870 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
12871 (builtin_longjmp): Likewise.
12872 * config/mn10300/mn10300.md (call, call_value): Likewise.
12873 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
12874 * config/pdp11/pdp11.md (abshi2): Likewise.
12875 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12876 * config/s390/s390.c (s390_emit_prologue): Likewise.
12877 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
12878 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
12879 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
12880 * config/sh/sh.c (prepare_move_operands): Likewise.
12881 (output_stack_adjust, sh_expand_epilogue): Likewise.
12882 (sh_set_return_address, sh_expand_t_scc): Likewise.
12883 * config/sparc/sparc.c (load_pic_register): Likewise.
12884 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
12885 * config/spu/spu.c (spu_expand_epilogue): Likewise.
12886 * config/v850/v850.c (expand_epilogue): Likewise.
12888 2008-05-31 Anatoly Sokolov <aesok@post.ru>
12890 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
12891 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
12892 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
12893 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
12894 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
12895 stack pointer register.
12896 (output_movhi): Remove code for interrupt specific writing to the
12897 stack pointer register.
12899 2008-05-31 Richard Guenther <rguenther@suse.de>
12901 PR tree-optimization/34244
12902 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
12903 (tree_expr_nonzero_warnv_p): Likewise.
12904 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12905 ssa_name_nonnegative_p.
12906 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
12907 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
12908 not tree_expr_nonzero_warnv_p.
12910 PR tree-optimization/36262
12912 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
12914 PR tree-optimization/34244
12915 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
12916 (record_numbers_of_iterations): New function.
12917 (execute_vrp): Cache the numbers of iterations of loops.
12918 * tree-scalar-evolution.c (scev_reset_except_niters):
12920 (scev_reset): Use scev_reset_except_niters.
12921 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
12923 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
12925 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12926 __WORKAROUND_RETS when appropriate.
12928 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12930 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
12931 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
12933 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
12934 *fop_df_comm_sse insn patterns using MODEF mode iterator.
12935 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
12936 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
12937 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
12938 *fop_df_1_mixed insn patterns using MODEF mode iterator.
12939 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
12940 *fop_df_1_sse insn patterns using MODEF mode iterator.
12941 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
12942 *fop_df_1_i387 insn patterns using MODEF mode iterator.
12943 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
12944 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
12945 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
12946 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
12947 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
12948 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
12949 (*fop_xf_4_i387): Use <MODE> for mode attribute.
12950 (*fop_xf_5_i387): Ditto.
12951 (*fop_xf_6_i387): Ditto.
12953 2008-05-30 Richard Guenther <rguenther@suse.de>
12955 * builtins.c (build_string_literal): Avoid generating
12956 a non-gimple_val result.
12958 2008-05-30 DJ Delorie <dj@redhat.com>
12960 * exec-tool.in: Use an environment variable (private) instead of a
12961 file (shared) as a semaphore, so as to not break parallel builds.
12963 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12965 * optabs.c (maybe_encapsulate_block): Remove.
12966 (emit_libcall_block): Adjust accordingly.
12967 * optabs.h (maybe_encapsulate_block): Remove prototype.
12969 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
12970 Don't use maybe_encapsulate_block.
12972 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12974 * config/rs6000/rs6000.c (rs6000_legitimize_address,
12975 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
12976 rtx is a SYMBOL_REF before calling get_pool_constant.
12978 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
12980 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
12982 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
12984 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
12985 rather than OS names to choose INO_T_EQ definition.
12986 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
12987 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
12989 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
12992 * config/darwin-f.c: New.
12993 * config/t-darwin: Added rule to build darwin-f.o.
12994 * config.gcc: Defined new variable, fortran_target_objs.
12995 (*-*-darwin*): Set fortran_target_objs.
12996 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
12997 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
12998 * configure: Regenerated.
13000 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13003 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13004 canonical type if needed.
13006 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13008 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13010 2008-05-29 Richard Guenther <rguenther@suse.de>
13012 PR tree-optimization/36343
13013 PR tree-optimization/36346
13014 PR tree-optimization/36347
13015 * tree-flow.h (clobber_what_p_points_to): Declare.
13016 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13017 pointed-to variable is dereferenced is irrelevant to whether
13018 the pointer can access the pointed-to variable.
13019 (clobber_what_p_points_to): New function.
13020 * tree-ssa-alias.c (set_initial_properties): Use it.
13021 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13022 call clobber check for NMTs.
13024 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13026 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13027 for printing gcov_type.
13029 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13031 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13032 and the eh region information.
13033 * value-prof.c (gimple_move_stmt_histograms): New function.
13034 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13036 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13038 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13040 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13042 * value-prof.c (tree_ic_transform): Print counts.
13043 * tree-profile.c (tree_gen_ic_func_profiler):
13044 Clear __gcov_indreict_call_callee variable to avoid misattribution
13047 2008-05-28 Rafael Espíndola <espindola@google.com>
13049 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13052 2008-05-28 Richard Guenther <rguenther@suse.de>
13054 PR tree-optimization/36339
13055 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13056 and clobbering code out of the loop.
13058 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13060 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13063 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13064 s390_contiguous_bitmask_p, s390_symref_operand_p,
13065 s390_check_symref_alignment, s390_reload_larl_operand,
13066 s390_reload_symref_address): New functions.
13067 (s390_branch_condition_mnemonic): Support compare and branch
13069 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13070 and 'W' constraints.
13071 (s390_secondary_reload): Add secondary reloads for unaligned
13072 symbol refs or symbol refs to floating point or QI/TI mode
13074 (legitimate_address_p): Accept symbol references as addresses.
13075 (s390_expand_insv): Use rotate and insert selected bits
13076 instruction for insv when building for z10.
13077 (print_operand_address): Handle symbol ref addresses.
13078 (print_operand): Output modifier 'c' added for signed byte values.
13079 (s390_encode_section_info): Mark symbol refs with
13080 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13082 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13083 (length attribute): RRF, RRR have 4 byte length.
13084 (FPALL, INTALL): New mode iterators added.
13085 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13086 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13087 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13088 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13089 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13090 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13091 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13092 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13094 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13095 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13096 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13097 reload<INTALL:mode><P:mode>_toreg_z10,
13098 reload<FPALL:mode><P:mode>_tomem_z10,
13099 reload<FPALL:mode><P:mode>_toreg_z10,
13100 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13101 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13102 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13103 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13105 (movmem, clrmem, cmpmem): New splitters added.
13107 * config/s390/predicates.md (larl_operand): Use
13108 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13109 SYMBOL_REF_ALIGN1_P.
13110 (s390_signed_integer_comparison,
13111 s390_unsigned_integer_comparison): New predicates.
13113 * config/s390/s390-protos.h (s390_check_symref_alignment,
13114 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13115 s390_reload_symref_address,
13116 s390_compare_and_branch_condition_mask): Prototypes added.
13118 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13119 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13120 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13122 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13124 * config/s390/s390.c (z10_cost): New cost function for z10.
13125 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13126 (s390_issue_rate): Adjust issue rate for z10.
13127 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13128 (processor_flags): Add PF_Z10.
13129 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13130 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13131 * gcc/config.gcc: Add z10.
13133 2008-05-28 Richard Guenther <rguenther@suse.de>
13135 PR tree-optimization/36291
13136 * tree-flow. h (struct gimple_df): Remove var_anns member.
13137 * tree-flow-inline.h (gimple_var_anns): Remove.
13138 (var_ann): Simplify.
13139 * tree-dfa.c (create_var_ann): Simplify.
13140 (remove_referenced_var): Clear alias info from var_anns of globals.
13141 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13142 (delete_tree_ssa): Clear alias info from var_anns of globals.
13143 Do not free var_anns.
13144 (var_ann_eq): Remove.
13145 (var_ann_hash): Likewise.
13147 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13149 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13150 and loongson2f entries.
13151 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13152 * config/mips/mips.h (processor_type): Add Loongson-2E
13153 and Loongson-2F entries.
13154 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13155 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13156 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13157 * doc/invoke.texi (MIPS Options): Document loongson2e
13158 and loongson2f processor names.
13160 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13164 * config/i386/i386.c (ix86_function_arg_boundary): Use
13165 alignment of canonical type.
13166 (ix86_expand_vector_move): Check unaligned memory access for
13169 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13171 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13172 Moved to the front of file.
13174 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13175 H.J. Lu <hongjiu.lu@intel.com>
13177 * dwarf2out.c (current_fde): New.
13179 (lookup_cfa:): Likewise.
13180 (dwarf2out_end_epilogue): Likewise.
13181 (dwarf2out_note_section_used): Likewise.
13183 2008-05-27 Michael Matz <matz@suse.de>
13186 * c.opt (Wenum-compare): New warning option.
13187 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13189 2008-05-27 Michael Matz <matz@suse.de>
13191 PR middle-end/36326
13192 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13194 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13195 into memory as tail calls.
13197 2008-05-27 Richard Guenther <rguenther@suse.de>
13199 PR tree-optimization/36339
13200 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13201 pointers cause all addressable variables to be call clobbered.
13203 2008-05-27 Richard Guenther <rguenther@suse.de>
13205 PR tree-optimization/36245
13206 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13208 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13210 * config/s390/s390.md: Replace all occurences of the 'm'
13211 constraint with 'RT'.
13213 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13215 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13217 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13219 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13220 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13221 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13223 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13225 * reload.c: (find_reloads): Skip alternatives according to the
13226 "enabled" attribute. Constify the constraint variable.
13227 * recog.c (get_attr_enabled): Add default implementation.
13228 (extract_insn): Set the alternative_enabled_p array
13229 in the recog_data struct.
13230 (preprocess_constraints, constrain_operands): Skip
13231 alternatives according to the "enabled" attribute
13232 * recog.h (struct recog_data): New field alternative_enabled_p.
13233 (skip_alternative): New inline function.
13234 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13235 (record_reg_classes): Skip alternative according to the
13236 "enabled" attribute.
13238 * doc/md.texi: Add documention for the "enabled" attribute.
13240 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13242 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13243 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13244 constraint with TARGET_MEM_CONSTRAINT.
13245 * recog.c (asm_operand_ok, preprocess_constraints,
13246 constrain_operands): Likewise.
13247 * regclass.c (record_reg_classes): Likewise.
13248 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13249 * reload1.c (maybe_fix_stack_asms): Likewise.
13250 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13251 * recog.h: Adjust comment.
13252 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13253 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13254 * doc/md.texi: Add a note to description of 'm' constraint.
13255 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13257 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13259 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13260 that the bitfield is of integral type before testing its precision.
13262 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13263 Sa Liu <saliu@de.ibm.com>
13265 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13266 __modti3, __udivti3, __umodti3 and __udivmodti4.
13267 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13268 that implement TImode mul and div functions.
13269 * config/spu/multi3.c: New. Implement __multi3.
13270 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13271 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13274 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13276 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13277 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13278 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13279 tls_sysv_suffix): New mode and mode attribute iterators.
13280 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13281 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13282 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13283 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13284 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13287 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13289 PR tree-optimization/36329
13290 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13291 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13292 * cgraphbuild.c (initialize_inline_failed): Use the latter
13293 macro in lieu of the former.
13294 * ipa-inline.c (cgraph_mark_inline): Likewise.
13295 (cgraph_decide_inlining_of_small_function): Likewise.
13296 (cgraph_decide_inlining): Likewise.
13297 (cgraph_decide_inlining_incrementally): Likewise.
13299 2008-05-26 Tristan Gingold <gingold@adacore.com>
13300 Anatoly Sokolov <aesok@post.ru>
13302 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13303 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13304 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13305 optimization for 'avr6' architecture.
13307 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13310 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13312 2008-05-26 Richard Guenther <rguenther@suse.de>
13314 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13315 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13317 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13319 PR middle-end/36253
13320 * caller-save.c (insert_restore): Verify alignment of spill space.
13321 (insert_save): Likewise.
13322 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13323 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13324 (STACK_SLOT_ALIGNMENT): Likewise.
13325 * function.c (LOCAL_ALIGNMENT): Removed.
13326 (get_stack_local_alignment): New.
13327 (assign_stack_local): Use it. Set alignment on stack slot.
13328 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13329 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13330 (STACK_SLOT_ALIGNMENT): New.
13331 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13332 stack slot in XFmode.
13334 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13336 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13339 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13340 argument operand in rax isn't removed.
13342 2008-05-26 Richard Guenther <rguenther@suse.de>
13344 PR middle-end/36300
13345 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13346 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13348 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13351 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13353 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13355 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13356 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13358 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13360 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13361 build a trampoline if we don't want one.
13362 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13363 return zero for nested functions if we don't want a trampoline.
13365 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13367 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13369 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13372 * c.opt: Removed undocumented option '-lang-fortran'.
13373 * c-common.h: Removed global variable 'lang_fortran'.
13374 * c-opts.c (c_common_handle_option): Removed code to handle
13375 option '-lang-fortran'. Updated includes.
13376 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13377 definition of '__GFORTRAN__'.
13378 (define__GNUC__): Reimplemented to use BASEVER and
13379 cpp_define_formatted.
13380 (builtin_define_with_value_n): Removed.
13381 * c-incpath.h: Renamed to ...
13382 * incpath.h: ... this.
13383 * c-incpath.c: Renamed to ...
13384 * incpath.c: ... this. Updated includes.
13385 * fix-header.c: Updated includes.
13386 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13387 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13388 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13390 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13392 * tree.h: Update the table of flags used on tree nodes.
13393 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13394 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13395 (FORCED_LABEL): Add access check.
13396 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13397 (ASM_INPUT_P): Likewise.
13398 (ASM_VOLATILE_P): Likewise.
13399 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13400 (OMP_SECTION_LAST): Access private_flag directly.
13401 (OMP_RETURN_NOWAIT): Likewise.
13402 (OMP_PARALLEL_COMBINED): Likewise.
13403 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13404 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13405 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13406 deprecated_flag directly.
13408 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13410 * final.c (frame_pointer_needed): Removed.
13411 * flags.h (frame_pointer_needed): Likewise.
13413 * function.h (rtl_data): Add frame_pointer_needed.
13414 (frame_pointer_needed): New.
13416 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13418 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13420 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13422 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13425 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13427 * c-common.c (strip_array_types): Move function to..
13429 (get_inner_array_type): Delete.
13430 * c-common.h (strip_array_types): Move declaration to..
13432 (get_inner_array_type): Delete.
13433 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13434 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13435 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13436 * config/pa/pa.c (emit_move_sequence): Likewise.
13438 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13440 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13443 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13445 * function.c: Include target hook for nonlocal_goto frame value.
13447 2008-05-24 Richard Guenther <rguenther@suse.de>
13449 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13450 variable can be only accessed through a pointer or a union.
13452 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13454 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13455 * doc/extend.texi: Likewise.
13457 2008-05-23 DJ Delorie <dj@redhat.com>
13459 * config/m32c/jump.md (untyped_call): Add.
13461 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13462 for A24 to PSImode.
13463 (m32c_address_cost): Detail costs for indirect offsets.
13465 2008-05-23 Rafael Espíndola <espindola@google.com>
13467 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13468 if a node is a SUBREG.
13469 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13472 2008-05-23 Paul Brook <paul@codesourcery.com>
13473 Carlos O'Donell <carlos@codesourcery.com>
13475 * doc/extend.texi: Clarify use of __attribute__((naked)).
13476 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13477 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13478 * function.c (use_register_for_decl): Use
13479 targetm.calls.allocate_stack_slots_for_args.
13480 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13481 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13482 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13484 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13486 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13488 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13490 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13491 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13492 is only rounded once.
13494 2008-05-23 Richard Guenther <rguenther@suse.de>
13496 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13498 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13499 Jakub Jelinek <jakub@redhat.com>
13502 * configure.ac: Handle --enable-cld.
13503 * configure: Regenerated.
13504 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13505 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13506 (ix86_current_function_needs_cld): New define.
13507 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13508 (cld): New isns pattern.
13509 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13510 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13511 * config/i386/i386.opt (mcld): New option.
13512 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13513 TARGET_CLD and ix86_current_function_needs_cld.
13514 (override_options): Use -mcld by default for 32-bit code if
13517 * doc/install.texi (Options specification): Document --enable-cld.
13518 * doc/invoke.texi (Machine Dependent Options)
13519 [i386 and x86-64 Options]: Add -mcld option.
13520 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13522 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13523 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13524 (return_in_memory_64): Likewise.
13525 (return_in_memory_ms_64): Likewise.
13527 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13529 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13530 * builtins.c (fold_builtin_fpclassify): New.
13531 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13532 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13533 * c-common.c (handle_type_generic_attribute): Adjust to accept
13534 fixed arguments before an elipsis.
13535 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13536 * doc/extend.texi: Document __builtin_fpclassify.
13538 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13540 * omp-low.c (gate_expand_omp_ssa): Remove.
13541 (pass_expand_omp_ssa): Remove.
13542 (gate_expand_omp): Do not check for flag_openmp_ssa.
13543 * common.opt (-fopenmp-ssa): Remove.
13544 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13546 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13548 * config/sh/sh.opt (mfixed-range): New option.
13549 * config/sh/sh-protos.h (sh_fix_range): Declare.
13550 * config/sh/sh.c (sh_fix_range): New function.
13551 * config/sh/sh.h (sh_fixed_range_str): Declare.
13552 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13554 * doc/invoke.texi (SH Options): Document -mfixed-range.
13556 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13558 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13559 it before the redeclaration.
13561 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13563 * config/avr/avr.c (get_sequence_length): Add new function.
13564 (expand_prologue, expand_epilogue): Remove duplicate code.
13566 2008-05-22 Rafael Espíndola <espindola@google.com>
13568 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13571 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13573 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13574 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13576 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13577 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13578 (vect_update_misalignment_for_peel): Likewise.
13579 (vector_alignment_reachable_p): Likewise.
13580 * tree-vect-transform.c (vectorizable_load): Likewise.
13581 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13582 (get_vectype_for_scalar_type): Pass mode of scalar_type
13583 to UNITS_PER_SIMD_WORD.
13585 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13586 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13587 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13588 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13589 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13591 2008-05-22 Ira Rosen <irar@il.ibm.com>
13593 PR tree-optimization/36293
13594 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13595 if the first load must be skipped because of a gap.
13597 2008-05-22 Richard Guenther <rguenther@suse.de>
13599 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13600 more cases of offset disambiguation that is possible if
13601 strict-aliasing rules apply.
13602 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13603 for basic offset and type-based disambiguation.
13605 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13607 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13608 ix86_expand_vector_set on V16QImode for SSE4.1.
13610 2008-05-21 Tom Tromey <tromey@redhat.com>
13612 * c.opt (Wimport): Mark as undocumented.
13613 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
13615 (Warning Options): Likewise.
13616 * doc/cppopts.texi: Don't mention -Wimport.
13618 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
13620 PR tree-optimization/36287
13621 PR tree-optimization/36286
13622 * lambda-code.c (build_access_matrix): Do not use the loop->num
13623 for computing the number of induction variables: use the loop depth
13626 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13629 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13630 option -f(no-)leading-underscore.
13632 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13634 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13635 GET_MODE_NUNITS (mode).
13637 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13639 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13640 (-mmulhw): Add 464 to description.
13641 (-mdlmzb): Likewise.
13642 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13643 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13645 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13646 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13647 * config/rs6000/rs6000.md: Update comments for 464.
13649 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13651 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13653 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13655 * config/i386/sse.md (vec_extractv4sf): Removed.
13656 (vec_extractv2df): Likewise.
13657 (vec_extractv2di): Likewise.
13658 (vec_extractv4si): Likewise.
13659 (vec_extractv8hi): Likewise.
13660 (vec_extractv16qi): Likewise.
13661 (vec_extract<mode>): New.
13663 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13665 * config/i386/sse.md (vec_setv4sf): Removed.
13666 (vec_setv2df): Likewise.
13667 (vec_setv2di): Likewise.
13668 (vec_setv4si): Likewise.
13669 (vec_setv8hi): Likewise.
13670 (vec_setv16qi): Likewise.
13671 (vec_set<mode>): New.
13673 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13675 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13676 goto for vec_concat and vec_interleave.
13678 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13680 * config/i386/sse.md (vec_initv4sf): Removed.
13681 (vec_initv2df): Likewise.
13682 (vec_initv2di): Likewise.
13683 (vec_initv4si): Likewise.
13684 (vec_initv8hi): Likewise.
13685 (vec_initv16qi): Likewise.
13686 (vec_init<mode>): New.
13688 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13690 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13692 2008-05-21 Tom Tromey <tromey@redhat.com>
13694 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13695 (zone_find_object_offset): Likewise.
13696 (gt_ggc_m_S): Likewise.
13697 (highest_bit): Likewise.
13698 * ggc-page.c (gt_ggc_m_S): New function.
13699 * stringpool.c (string_stack): Remove.
13700 (init_stringpool): Update.
13701 (ggc_alloc_string): Use ggc_alloc.
13702 (maybe_delete_ident): New function.
13703 (ggc_purge_stringpool): Likewise.
13704 (gt_ggc_m_S): Remove.
13705 * ggc-common.c (ggc_protect_identifiers): New global.
13706 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13707 ggc_protect_identifiers.
13708 * ggc.h (ggc_protect_identifiers): Declare.
13709 (gt_ggc_m_S): Update.
13710 (ggc_purge_stringpool): Declare.
13711 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13712 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13714 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13716 2008-05-21 David S. Miller <davem@davemloft.net>
13718 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13721 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13723 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13726 2008-05-20 David Daney <ddaney@avtrex.com>
13728 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13729 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13730 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13731 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13732 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13733 (atomic_hiqi_op): New define_code_iterator.
13734 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13735 mips_expand_compare_and_swap_12.
13736 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13737 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13738 (sync_<optab><mode>, sync_old_<optab><mode>,
13739 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13740 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13741 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13742 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13743 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13744 (test_and_set_12): New insn.
13745 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13746 sync_new_<optab><mode>, sync_old_nand<mode>,
13747 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13748 clobber to operand 0 for SI and DI mode insns.
13749 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13750 mips_gen_fn_4): New typedefs.
13751 (mips_gen_fn_ptrs): Define new union type.
13752 (mips_expand_compare_and_swap_12): Remove declaration.
13753 (mips_expand_atomic_qihi): Declare function.
13754 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13755 (mips_expand_atomic_qihi): ... this. Use new generator function
13757 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13758 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13759 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13760 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13761 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13762 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13763 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13764 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13765 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13766 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13769 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13771 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13774 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13776 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13777 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13778 (avr_attribute_table): Add 'OS_main' function attribute.
13779 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13780 functions with 'OS_main' attribute.
13782 2008-05-20 Richard Guenther <rguenther@suse.de>
13784 PR tree-optimization/35204
13785 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13786 helper, split out from ...
13787 (DFS): ... here. Make the DFS walk non-recursive.
13789 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13790 Jan Sjodin <jan.sjodin@amd.com>
13792 PR tree-optimization/36181
13793 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13794 (parallelize_loops): Don't parallelize when the loop has vector
13797 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13798 Sebastian Pop <sebastian.pop@amd.com>
13800 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13801 matrix, and never look at the tree representation of the memory
13803 (linear_transform_loops): Computes parameters and access matrices.
13804 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13806 (access_matrix_get_index_for_parameter): New.
13807 * tree-data-ref.h (struct access_matrix): New.
13808 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13809 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13810 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13811 am_vector_index_for_loop): New.
13812 (struct data_reference): Add field access_matrix.
13813 (DR_ACCESS_MATRIX): New.
13814 (compute_data_dependences_for_loop): Update declaration.
13815 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
13816 * lambda.h (lambda_vector_vec_p): Declared.
13817 * lambda-code.c: Depend on pointer-set.h.
13818 (lambda_collect_parameters_from_af, lambda_collect_parameters,
13819 av_for_af_base, av_for_af, build_access_matrix,
13820 lambda_compute_access_matrices): New.
13821 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
13823 2008-05-20 Joseph Myers <joseph@codesourcery.com>
13825 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
13826 $SOURCEDIR/include.
13828 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13829 Sebastian Pop <sebastian.pop@amd.com>
13831 PR tree-optimization/36206
13832 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
13834 (instantiate_scev_1): Rename flags to fold_conversions.
13835 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
13836 outeside instantiation_loop.
13837 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
13838 (evolution_function_is_affine_or_constant_p): Removed.
13839 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
13841 (analyze_siv_subscript): Pass in the loop nest number.
13842 Call evolution_function_is_affine_in_loop instead of
13843 evolution_function_is_affine_p.
13844 (analyze_overlapping_iterations): Pass in the loop nest number.
13846 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13847 Sebastian Pop <sebastian.pop@amd.com>
13849 PR tree-optimization/36206
13850 * tree-chrec.h (chrec_fold_op): New.
13851 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
13854 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
13856 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
13858 (remove_duplicates): Do not set inode on non-inode systems.
13861 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
13863 * config.gcc (tm_file): Update comments about relative pathnames.
13865 2008-05-20 Richard Guenther <rguenther@suse.de>
13867 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
13868 * tree-ssa-sccvn.c (process_scc): Likewise.
13869 * tree-ssa-sink.c (execute_sink_code): Likewise.
13870 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
13871 * tree-vrp.c (process_assert_insertions): Likewise.
13872 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13873 (perform_tree_ssa_dce): Likewise.
13874 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13875 (dump_dominator_optimization_stats): Likewise.
13876 * tree-vectorizer.c (vectorize_loops): Likewise.
13878 2008-05-20 Richard Guenther <rguenther@suse.de>
13880 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
13882 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
13884 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
13885 (ix86_i386elf_return_in_memory): Likewise.
13886 (ix86_i386interix_return_in_memory): Likewise.
13887 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
13888 (SUBTARGET_RETURN_IN_MEMORY): New.
13889 * config/i386/i386elf.h: Likewise.
13890 * config/i386/ptx4-i.h: Likewise.
13891 * config/i386/sol2-10.h: Likewise.
13892 * config/i386/sysv4.h: Likewise.
13893 * config/i386/vx-common.h: Likewise.
13894 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
13895 * config/i386/i386.c (ix86_return_in_memory): Made static and
13896 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
13897 (ix86_i386elf_return_in_memory): Removed.
13898 (ix86_i386interix_return_in_memory): Removed.
13899 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
13900 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
13902 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
13904 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
13906 2008-05-19 Xinliang David Li <davidxl@google.com>
13908 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
13910 * common.opt: Ditto.
13911 * doc/invoke.texi: Ditto.
13913 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
13915 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
13916 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
13918 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13920 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
13921 sizes of operand array from 8/4 to 4/2.
13922 (ix86_expand_vector_init_general): Change size of operand array
13923 from 32 to 16. Remove op0, op1 and half_mode.
13925 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13927 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
13928 (ix86_expand_vector_init_interleave): Likewise.
13929 (ix86_expand_vector_init_general): Use them. Assert
13930 word_mode == SImode when n_words == 4.
13932 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
13934 * config/i386/i386.c (ix86_secondary_reload): New static function.
13935 (TARGET_SECONDARY_RELOAD): New define.
13936 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13937 * config/i386/i386.md (reload_outqi): Remove.
13939 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13941 PR middle-end/35509
13942 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
13943 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
13944 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
13945 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
13946 (fold_builtin_1): Likewise.
13947 * builtins.def (BUILT_IN_ISINF_SIGN): New.
13948 c-common.c (check_builtin_function_arguments): Handle
13949 BUILT_IN_ISINF_SIGN.
13950 * doc/extend.texi: Document __builtin_isinf_sign.
13951 * fold-const.c (operand_equal_p): Handle COND_EXPR.
13953 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
13955 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
13956 EH cleanup at the end of the pass, search for those that have been
13957 turned into forwarder blocks and do the cleanup on their successor.
13959 2008-05-18 Richard Guenther <rguenther@suse.de>
13961 * tree-cfg.c (verify_gimple_expr): Allow conversions from
13962 pointers to sizetype and vice versa.
13964 2008-05-18 Xinliang David Li <davidxl@google.com>
13966 * gcc/tree-ssa-dce.c: Coding style fix.
13967 (check_pow): Documentation comment.
13968 (check_log): Documenation comment. Coding style fix.
13969 (is_unnecessary_except_errno_call): Ditto.
13970 (gen_conditions_for_pow): Ditto.
13971 (gen_conditions_for_log): Ditto.
13972 (gen_shrink_wrap_conditions): Ditto.
13973 (shrink_wrap_one_built_in_calls): Ditto.
13974 * gcc/doc/invoke.texi: Better documentation string.
13975 * ChangeLog: Fix wrong change log entries from
13976 May 17 checkin on function call DCE.
13978 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
13980 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
13982 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13984 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
13985 * df-problems.c (simulation routines): Fixed block comment to
13986 properly say how to add forwards scanning functions.
13988 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13990 * tree-inline.c (setup_one_parameter): Remove dead code.
13992 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13994 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
13995 a BIT_AND_EXPR only for an INTEGER_TYPE.
13997 2008-05-17 Xinliang David Li <davidxl@google.com>
13999 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14000 (check_pow, check_log, is_unnecessary_except_errno_call): New
14001 functions to check for eliminating math functions that are pure
14002 except for setting errno.
14003 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14004 general condition expressions for shrink-wrapping pow/log calls.
14005 (gen_shrink_wrap_conditions): Ditto.
14006 (shrink_wrap_one_built_in_call): Ditto.
14007 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14008 (mark_operand_necessary): If debugging, output if OP is necessary.
14009 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14011 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14013 * gcc/common.opt: New user flag -ftree-builtin-dce.
14014 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14016 2008-05-16 David S. Miller <davem@davemloft.net>
14018 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14019 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14021 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14024 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14026 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14028 * ifcvt.c (dead_or_predicable): Rename
14029 df_simulate_one_insn_backwards to df_simulate_one_insn.
14030 * recog.c (peephole2_optimize): Ditto.
14031 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14033 * df.h: Rename df_simulate_one_insn_backwards to
14034 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14035 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14036 scanning of defs and uses.
14037 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14038 (df_simulate_one_insn_forwards): Removed.
14040 2008-05-16 Doug Kwan <dougkwan@google.com>
14042 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14044 (real_from_string): Handle NaNs and Inf as approriate.
14046 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14048 * doc/gty.texi (Source Files Containing Type Information): Note
14049 that headers should appear first in the gtfiles list.
14051 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14053 * tree.def (COND_EXEC): Properly documented this code.
14055 2008-05-16 Diego Novillo <dnovillo@google.com>
14057 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14058 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14061 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14063 * tree-ssa-dse (max_stmt_uid): Removed.
14064 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14065 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14066 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14067 * function.h (cfun.last_stmt_uid): New field.
14068 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14069 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14071 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14072 (create_stmt_ann): Initialize the ann->uid field.
14073 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14075 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14077 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14079 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14080 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14081 (init_empty_tree_cfg): Call it.
14083 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14085 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14088 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14090 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14091 * tree-dump.c (dump_options): New verbose option.
14092 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14094 * tree-pass.h (TDF_VERBOSE): New dump flag.
14095 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14096 (tree-flow.h): Added include.
14097 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14099 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14101 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14103 From Jie Zhang <jie.zhang@analog.com>
14104 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14105 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14106 mcpu=bf561-none and mcpu=bf561-0.2.
14107 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14108 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14109 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14110 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14111 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14112 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14113 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14115 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14116 (cputype_selected): Remove.
14117 (bfin_handle_option): Don't use cputype_selected.
14118 (override_options): When no mcpu option, enable all workarounds.
14119 Don't use bfin_workarounds.
14120 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14122 (DEFAULT_CPU_TYPE): Don't define.
14124 2008-05-16 Richard Guenther <rguenther@suse.de>
14126 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14127 on deletion of the last stmt.
14129 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14131 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14132 V8HImode for SSE2 and V16QImode for SSE4.1.
14134 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14136 * cgraph.h (compute_inline_parameters): Made public.
14137 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14138 variable_generate_summary, function_write_summary,
14139 variable_write_summary, variable_read_summary. Added generate_summary,
14140 write_summary, read_summary.
14141 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14142 pass_ipa_inline.function_generate_summary, to
14143 compute_inline_parameters.
14144 * ipa-inline.c (compute_inline_parameters): Made public and added
14146 (compute_inline_parameters_for_current): New function.
14147 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14148 (inline_generate_summary): Removed parameter and made to loop over
14150 (pass_ipa_inline): Updated for new IPA_PASS structure.
14151 * passes.c (execute_ipa_summary_passes): Now is called once per
14152 pass rather than once per node*pass.
14154 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14156 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14157 avr_have_mul_p, avr_asm_only_p): Remove variables.
14158 (avr_override_options): Remove initialization of removed variables.
14159 (avr_file_start): Convert removed variables to fields of
14160 'struct base_arch_s *avr_current_arch'.
14161 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14162 (AVR_HAVE_MUL): (Ditto.).
14163 (AVR_HAVE_MOVW): (Ditto.).
14164 (AVR_HAVE_LPMX): (Ditto.).
14165 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14166 avr_asm_only_p): Remove declaration.
14168 2008-05-15 Diego Novillo <dnovillo@google.com>
14170 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14171 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14173 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14175 PR middle-end/36194
14176 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14177 Don't call record_truncated_value from here.
14178 (record_truncated_value): Turn it into a for_each_rtx callback.
14179 (record_truncated_values): New function.
14180 (combine_instructions): Call note_uses with record_truncated_values.
14181 Change name of check_conversion to check_promoted_subreg.
14183 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14185 * doc/sourcebuild.texi: Document support for torture tests.
14187 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14189 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14190 to alternative 4 of operand 2.
14192 2008-05-15 Richard Guenther <rguenther@suse.de>
14194 * tree-pass.h (current_pass): Declare.
14195 (get_pass_for_id): Likewise.
14196 * passes.c (passes_by_id, passes_by_id_size): New globals.
14197 (set_pass_for_id): New function.
14198 (get_pass_for_id): Likewise.
14199 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14200 (execute_function_todo): Flush per function statistics.
14201 * toplev.c (compile_file): Init statistics.
14202 (general_init): Do early statistics initialization.
14203 (finalize): Finish statistics.
14204 * statistics.h (statistics_early_init): Declare.
14205 (statistics_init): Likewise.
14206 (statistics_fini): Likewise.
14207 (statistics_fini_pass): Likewise.
14208 (statistics_counter_event): Likewise.
14209 (statistics_histogram_event): Likewise.
14210 * statistics.c: New file.
14211 * Makefile.in (OBJS-common): Add statistics.o.
14212 (statistics.o): Add dependencies.
14213 * doc/invoke.texi (-fdump-statistics): Document.
14215 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14216 (insert): Likewise.
14217 (execute_pre): Use statistics_counter_event.
14218 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14219 (substitute_and_fold): Increment it. Use statistics_counter_event.
14221 2008-05-15 Diego Novillo <dnovillo@google.com>
14223 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14225 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14226 * tree-ssa-alias.c (new_type_alias): Remove references to
14227 sub-variables from comment.
14228 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14230 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14232 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14233 attribute to 1 only for insertps alternative.
14235 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14237 * config/bfin/bfin.md (loadbytes): New pattern.
14238 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14239 (bfin_init_builtins): Initialize it.
14240 (bdesc_1arg): Add it.
14242 2008-05-15 Sa Liu <saliu@de.ibm.com>
14244 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14245 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14246 * testsuite/lib/target-supports.exp: Add
14247 check_effective_target_fortran_integer_16.
14249 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14251 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14252 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14253 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14254 (TARGET_RETURN_IN_MEMORY): Define.
14256 2008-05-15 Richard Guenther <rguenther@suse.de>
14258 PR middle-end/36244
14259 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14260 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14261 represent unmodifiable vars.
14263 2008-05-15 Richard Guenther <rguenther@suse.de>
14265 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14266 INDIRECT_REF and TARGET_MEM_REF.
14267 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14270 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14271 H.J. Lu <hongjiu.lu@intel.com>
14273 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14274 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14275 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14276 insn alternatives. Add missing alternatives.
14277 (*vec_concatv2di_rex64_sse4_1): Likewise.
14278 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14279 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14280 Require TARGET_SSE.
14282 2008-05-15 Richard Guenther <rguenther@suse.de>
14284 PR tree-optimization/36009
14285 PR tree-optimization/36204
14286 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14287 (determine_invariantness_stmt): Record the loop a store is
14288 always executed in.
14289 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14292 2008-05-15 Richard Guenther <rguenther@suse.de>
14294 PR tree-optimization/34330
14295 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14296 through the pointer will alias the SMT.
14298 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14300 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14302 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14304 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14306 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14307 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14309 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14310 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14311 (vashl_optab): New optab for vector/vector shifts.
14312 (vashr_optab): Ditto.
14313 (vlshr_optab): Ditto.
14314 (vrotl_optab): Ditto.
14315 (vrotr_optab): Ditto.
14316 (optab_subtype): New enum for optab_for_tree_code call.
14317 (optab_for_tree_code): Add enum optab_subtype argument.
14319 * optabs.c (optab_for_tree_code): Take an additional argument to
14320 distinguish between a vector shift by a scalar and vector shift by
14321 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14322 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14323 vector shift by a vector.
14324 (expand_widen_pattern_expr): Pass additional argument to
14325 optab_for_tree_code.
14327 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14328 vrotl_optab, vrotr_optab.
14330 * expr.c (expand_expr_real_1): Update calls to
14331 optab_for_tree_code to distinguish between vector shifted by a
14332 scalar and vector shifted by a vector.
14333 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14334 (supportable_narrowing_operation): Ditto.
14335 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14336 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14337 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14338 (vect_create_epilog_for_reduction): Ditto.
14339 (vectorizable_reduction): Ditto.
14340 (vectorizable_operation): Ditto.
14341 (vect_strided_store_supported): Ditto.
14342 (vect_strided_load_supported): Ditto.
14343 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14344 * expmed.c (expand_shift): Ditto.
14346 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14348 (ashr@var{m}3): Ditto.
14349 (vashl@var{m}3): Document new vector/vector shift standard name.
14350 (vashr@var{m}3): Ditto.
14351 (vlshr@var{m}3): Ditto.
14352 (vrotl@var{m}3): Ditto.
14353 (vrotr@var{m}3): Ditto.
14355 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14356 (PPERM_INVERT): Ditto.
14357 (PPERM_REVERSE): Ditto.
14358 (PPERM_REV_INV): Ditto.
14359 (PPERM_ZERO): Ditto.
14360 (PPERM_ONES): Ditto.
14361 (PPERM_SIGN): Ditto.
14362 (PPERM_INV_SIGN): Ditto.
14363 (PPERM_SRC1): Ditto.
14364 (PPERM_SRC2): Ditto.
14366 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14367 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14368 allows a memory operand to be the value being added, and split it
14369 to improve vectorization.
14370 (sse5_pmacsdqh_mem): Ditto.
14371 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14372 (sse5_mulv2div2di3_high): Ditto.
14373 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14374 (vec_pack_trunc_v4si): Ditto.
14375 (vec_pack_trunc_v2di): Ditto.
14376 (sse5_pcmov_<mode>): Remove code that tried to use use
14377 andps/andnps instead of pcmov.
14378 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14379 pmacsdqh instructions.
14380 (vec_widen_smult_lo_v4si): Ditto.
14382 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14383 (PPERM_INVERT): Ditto.
14384 (PPERM_REVERSE): Ditto.
14385 (PPERM_REV_INV): Ditto.
14386 (PPERM_ZERO): Ditto.
14387 (PPERM_ONES): Ditto.
14388 (PPERM_SIGN): Ditto.
14389 (PPERM_INV_SIGN): Ditto.
14390 (PPERM_SRC1): Ditto.
14391 (PPERM_SRC2): Ditto.
14392 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14394 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14396 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14397 says ignore whether the last reference is a memory operand.
14399 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14400 Paolo Bonzini <bonzini at gnu dot org>
14402 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14405 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14406 (vlshr<mode>3): Rename from vlshr<mode>3.
14407 (vashr<mode>3): Rename from vashr<mode>3.
14408 (mulv4sf3): Change the names of vector shift patterns.
14412 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14415 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14440 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14441 (floatunssidf2_internal): Change vector/vector shift names.
14442 (floatunsdidf2_internal): Ditto.
14449 (vashl<mode>3): Rename from ashl<mode>3.
14450 (vashr<mode>3): Rename from ashr<mode>3.
14451 (vlshr<mode>3): Rename from lshr<mode>3.
14452 (vrotl<mode>3): Rename from rotl<mode>3.
14454 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14457 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14458 multiply gives the wrong value when doing widening multiplies.
14459 (vec_widen_smult_lo_v4si): Ditto.
14461 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14463 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14464 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14465 emit_library_call_value.
14466 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14467 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14468 * calls.c (initialize_argument_information, precompute_arguments,
14469 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14470 (precompute_arguments): Removed flags parameter.
14471 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14473 2008-05-14 Richard Guenther <rguenther@suse.de>
14475 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14476 Make sure to register the store if the use is a PHI_NODE.
14478 2008-05-14 Olivier Hainque <hainque@adacore.com>
14480 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14481 memory if the component is to be referenced in BLKmode according
14482 to get_inner_reference.
14484 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14486 * calls.c (emit_library_call_value_1): Restore code clearing
14487 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14489 2008-05-14 Olivier Hainque <hainque@adacore.com>
14490 Nicolas Roche <roche@adacore.com>
14492 * configure.ac: Add support for a "gcc_subdir" variable in
14493 config-lang.in, to denote a subdirectory where the language/GCC
14494 integration files are to be found.
14495 * configure: Regenerate.
14497 2008-05-14 Ira Rosen <irar@il.ibm.com>
14499 PR tree-optimization/36098
14500 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14501 value for the first load in the group in case of a gap.
14502 (vect_build_slp_tree): Check that there are no gaps in loads.
14504 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14506 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14507 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14508 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14509 emit_insn and remove unneeded code to construct extra args.
14510 (emit_no_conflict_block): Removed.
14511 * optabls.h: (emit_no_conflict_block): Removed.
14512 * cse.c (cse_extended_basic_block): Remove search for
14513 REG_NO_CONFLICT note.
14514 * global.c: Removed incorrect comment added in revision 117.
14515 * expr.c (convert_move): Change call to emit_no_conflict_block to
14517 * recog.c: Change comments so that they do not mention
14519 * local_alloc.c (combine_regs): Removed last parameter.
14520 (no_conflict_p): Removed.
14521 (block_alloc): Removed note, no_conflict_combined_regno and set
14522 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14523 (combine_regs): Removed already_dead and code to look for
14524 REG_NO_CONFLICT notes.
14525 * lower_subreg (remove_retval_note): Removed code to look for
14526 REG_NO_CONFLICT block.
14527 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14528 (resolve_clobber): Remove code to process libcalls that have
14529 REG_NO_CONFLICT notes.
14530 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14532 * combine.c (can_combine_p, distribute_notes): Removed
14533 REG_NO_CONFLICT case.
14534 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14536 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14537 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14539 * reg-notes.def (NO_CONFLICT): Removed.
14541 2008-05-14 David S. Miller <davem@davemloft.net>
14543 * config/sparc/sparc.c (sparc_profile_hook): If
14544 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14545 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14546 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14548 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14550 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14552 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14555 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14556 and op1 expansion before vector concat to have less live pseudos.
14558 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14560 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14561 ix86_expand_vector_set if supported.
14563 2008-05-13 Diego Novillo <dnovillo@google.com>
14564 Kenneth Zadeck <zadeck@naturalbridge.com>
14566 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14568 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14569 phinodes_print_statistics, init_ssanames, fini_ssanames,
14570 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14571 release_ssa_name, release_defs, replace_ssa_name_symbol,
14572 ssanames_print_statistics): Move ...
14573 * tree-flow.h: ... here.
14574 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14575 Use FN instead of cfun.
14576 (make_ssa_name_fn): Rename from make_ssa_name.
14577 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14578 * tree-flow-inline.h (make_ssa_name): Move from
14579 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14580 * omp-low.c (expand_omp_parallel):
14581 * tree-flow-inline.h (redirect_edge_var_map_result):
14582 * tree-ssa.c (init_tree_ssa): Add argument FN.
14583 Use it instead of cfun. Update all users.
14585 2008-05-13 Tom Tromey <tromey@redhat.com>
14587 PR preprocessor/22168:
14588 * doc/cpp.texi (Top): Update menu.
14589 (Alternatives to Wrapper #ifndef): New node.
14590 (Other Directives): Document deprecation.
14591 (Obsolete Features): Remove menu.
14592 (Assertions): Merge node into Obsolete Features.
14593 (Obsolete once-only headers): Move earlier; rename to Alternatives
14594 to Wrapper #ifndef.
14595 * doc/cppopts.texi: Update.
14596 * c.opt (Wdeprecated): Enable for C and ObjC.
14597 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14598 (C++ Dialect Options): Move -Wno-deprecated from here to...
14599 (Warning Options): ... here.
14601 2008-05-13 Richard Guenther <rguenther@suse.de>
14603 PR middle-end/36227
14604 * fold-const.c (fold_sign_changed_comparison): Do not allow
14605 changes in pointer-ness.
14607 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14610 * config/sh/sh.c (sh_expand_prologue): Don't clear
14611 RTX_FRAME_RELATED_P for push insns.
14613 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
14615 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
14617 2008-05-12 Anatoly Sokolov <aesok@post.ru>
14619 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
14620 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
14621 Use 'machine->is_leaf' instead of 'leaf_func_p'.
14623 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14625 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14626 (*vec_concatv4sf_sse): This.
14627 (*sse2_concatv2si): Renamed to ...
14628 (*vec_concatv2si_sse2): This.
14629 (*sse1_concatv2si): Renamed to ...
14630 (*vec_concatv2si_sse): This.
14631 (*vec_concatv2di_rex): Renamed to ...
14632 (*vec_concatv2di_rex64): This.
14633 (*vec_concatv2si_sse4_1): New.
14634 (*vec_concatv2di_rex64_sse4_1): Likewise.
14636 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14638 PR rtl-optimization/36111
14639 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14640 that was created for swappable operands.
14642 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14645 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14646 * configure.ac: Add call to ACX_PROG_GNAT.
14648 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14650 * optc-gen.awk: Fix comment typo.
14652 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14654 * pretty-print.c (pp_integer_with_precision): Use
14655 HOST_LONG_LONG_FORMAT.
14657 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14659 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14661 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14663 * config/i386/i386.c (bdesc_ptest): Removed.
14664 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14665 (bdesc_args): Add __builtin_ia32_ptestz128,
14666 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14667 (ix86_init_mmx_sse_builtins): Updated.
14668 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14669 (ix86_expand_builtin): Updated.
14671 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14673 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14674 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14676 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14678 * value-prof.c (interesting_stringop_to_profile): Do not
14679 return early for BUILT_IN_MEMPCPY.
14681 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14683 * calls.c (expand_call): Don't use callgraph to increase
14684 preferred_stack_boundary.
14686 * cgraph.h (cgraph_rtl_info): Use unsigned on
14687 preferred_incoming_stack_boundary.
14689 * final.c (rest_of_clean_state): Use unsigned on
14690 preferred_stack_boundary.
14692 2008-05-09 Tom Tromey <tromey@redhat.com>
14694 PR preprocessor/22231:
14695 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14698 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14700 PR tree-optimization/36129
14701 * tree-ssa-ccp.c: Include value-prof.h.
14702 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14703 built-in function was folded to a constant.
14704 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14706 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14707 Sebastian Pop <sebastian.pop@amd.com>
14709 * tree-scalar-evolution.c: Document instantiate_scev.
14710 (instantiate_parameters_1): Renamed instantiate_scev_1.
14711 Don't use the same loop for instantiation_loop and evolution_loop.
14712 (instantiate_scev): New.
14713 (instantiate_parameters): Moved...
14714 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14715 same loop twice. Maintains the semantics for this function.
14716 * tree-scalar-evolution.h (instantiate_scev): Declare.
14717 (instantiate_parameters): ...here. Now static inline.
14718 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14719 instead of resolve_mixers.
14721 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14723 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14725 2008-05-09 Tomas Bily <tbily@suse.cz>
14727 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14728 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14729 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14730 * c-common.c (c_common_truthvalue_conversion): Likewise.
14731 * tree-object-size.c (compute_object_offset): Likewise.
14732 * tree-inline.c (estimate_num_insns_1): Likewise.
14733 * varasm.c (const_hash_1, compare_constant, copy_constant)
14734 (compute_reloc_for_constant, output_addressed_constants)
14735 (initializer_constant_valid_p): Likewise.
14736 * c-omp.c (check_omp_for_incr_expr): Likewise.
14737 * gimplify.c (gimplify_expr): Likewise.
14738 * c-typeck.c (c_finish_return): Likewise.
14739 * tree-vectorizer.c (supportable_widening_operation)
14740 (supportable_narrowing_operation): Likewise.
14741 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14742 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14743 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14744 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14745 (descr_info_loc): Likewise.
14746 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14747 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14748 (fold_unary): Likewise.
14749 * builtins.c (get_pointer_alignment): Likewise.
14750 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14751 (instantiate_parameters_1): Likewise.
14752 * tree.c (expr_align, stabilize_reference): Likewise.
14753 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14754 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14755 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14756 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14757 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14758 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14760 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14761 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14762 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14763 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14764 (forward_propagate_comparison)
14765 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14766 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14767 * emit-rtl.c (component_ref_for_mem_expr)
14768 (set_mem_attributes_minus_bitpos): Likewise.
14769 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14770 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14772 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14773 (build_function_call, pointer_diff, build_compound_expr)
14774 (c_finish_return): Likewise.
14775 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14776 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14778 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14779 * expr.c (is_aligning_offset): Likewise.
14780 * tree-ssa-alias.c (is_escape_site): Likewise.
14781 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14782 (check_all_va_list_escapes): Likewise.
14783 * tree-ssa-loop-ivopts.c (determine_base_object)
14784 (determine_common_wider_type): Likewise.
14785 * dojump.c (do_jump): Likewise.
14786 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14787 * tree-gimple.c (is_gimple_cast): Likewise.
14788 * fold-const.c (decode_field_reference, )
14789 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14790 (fold_binary): Likewise.
14791 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14792 (already_warned_in_frontend_p): Likewise.
14793 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14794 * tree.c (really_constant_p, get_unwidened): Likewise.
14795 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14796 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14797 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14799 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14801 (CONVERT_EXPR_P): Define.
14802 (CASE_CONVERT): Define.
14804 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14806 PR middle-end/36117
14807 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14808 (delete_unmarked_insns): When deleting a call, call
14809 delete_unreachable_blocks.
14810 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14811 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14813 2008-05-08 Richard Guenther <rguenther@suse.de>
14815 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
14816 (-ftree-salias): Likewise.
14817 (salias-max-implicit-fields): Remove param documentation.
14818 (salias-max-array-elements): Likewise.
14819 * tree-pass.h (pass_create_structure_vars): Remove.
14820 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14821 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14822 * tree-ssa-alias.c (create_structure_vars): Remove.
14823 (gate_structure_vars): Likewise.
14824 (pass_create_structure_vars): Likewise.
14825 (gate_build_alias): Likewise.
14826 (pass_build_alias): Adjust to run always and dump the function.
14827 * common.opt (ftree-salias): Hide.
14828 * passes.c (init_optimization_passes): Remove
14829 pass_create_structure_vars, adjust comment.
14830 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14831 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14832 * opts.c (decode_options): Do not set flag_tree_salias.
14833 (common_handle_option): Add OPT_ftree_salias to the backward
14834 compatibility section.
14836 2008-05-08 Richard Guenther <rguenther@suse.de>
14838 * tree-flow-inline.h (var_can_have_subvars): Move ...
14839 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
14840 * tree-flow.h (var_can_have_subvars): Remove.
14841 (push_fields_onto_fieldstack): Remove.
14842 (sort_fieldstack): Likewise.
14843 (struct fieldoff): Move ...
14844 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
14845 alias_set and base_for_components fields.
14846 (sort_fieldstack): Make static.
14847 (push_fields_onto_fieldstack): Likewise. Remove code that
14848 handles anything but RECORD_TYPEs. Remove alias_set and
14849 base_for_components handling.
14850 (create_variable_info_for): Adjust.
14852 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
14854 * common.opt (Wframe-larger-than=): Shorten the help message
14856 * doc/invoke.texi (Wframe-larger-than=): Add more description.
14858 2008-05-08 Rafael Espíndola <espindola@google.com>
14860 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
14862 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
14863 trap and that both operands are gimple values.
14864 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
14865 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
14868 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14870 * read-rtl.c (join_c_conditions): Return the first string if the
14871 two strings are equal.
14873 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14875 * gensupport.h (pred_data): Add a "num_codes" field.
14876 (add_predicate_code): Declare.
14877 * gensupport.c (add_predicate_code): New function.
14878 (std_pred_table): Add an "allows_const_p" field.
14879 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
14880 Remove the (incomplete) list of such codes from the codes field.
14881 (init_predicate_table): Use add_predicate_code. Add all
14882 RTX_CONST_OBJs if allows_const_p is true.
14883 * genrecog.c (process_define_predicate): Use add_predicate_code.
14885 2008-05-08 David Daney <ddaney@avtrex.com>
14886 Richard Sandiford <rsandifo@nildram.co.uk>
14888 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
14889 special case of constant zero operands.
14890 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
14891 old and new values. Special case constant zero values.
14892 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
14894 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
14895 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
14897 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
14900 * simplify-rtx.c (simplify_plus_minus): Create CONST of
14901 similar RTX_CONST_OBJ before CONST_INT.
14903 2008-05-08 Steve Ellcey <sje@cup.hp.com>
14905 * stmt.c (expand_stack_restore): Change sa mode if needed.
14907 2008-05-08 Richard Guenther <rguenther@suse.de>
14909 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
14910 return type to bool.
14911 (ix86_sol10_return_in_memory): Likewise.
14912 (ix86_i386elf_return_in_memory): Likewise.
14913 (ix86_i386interix_return_in_memory): Likewise.
14914 * config/i386/i386.c (ix86_return_in_memory): Likewise.
14915 (ix86_sol10_return_in_memory): Likewise.
14916 (ix86_i386elf_return_in_memory): Likewise.
14917 (ix86_i386interix_return_in_memory): Likewise.
14919 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14922 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
14924 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
14925 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
14928 2008-05-08 Richard Guenther <rguenther@suse.de>
14930 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
14931 * tree-data-ref.h (struct dr_alias): Remove subvars field.
14932 (DR_SUBVARS): Remove.
14933 * tree-dfa.c (dump_subvars_for): Remove.
14934 (debug_subvars_for): Likewise.
14935 (dump_variable): Do not dump subvars.
14936 (remove_referenced_var): Do not remove subvars.
14937 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
14938 (lookup_subvars_for_var): Remove.
14939 (get_subvars_for_var): Likewise.
14940 (get_subvars_at): Likewise.
14941 (get_first_overlapping_subvar): Likewise.
14942 (overlap_subvar): Likewise.
14943 * tree-flow.h (subvar_t): Remove.
14944 (struct var_ann_d): Remove subvars field.
14945 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
14946 argument. Remove special handling of SFTs.
14947 (compute_tag_properties): Likewise.
14948 (set_initial_properties): Likewise.
14949 (compute_call_clobbered): Likewise.
14950 (count_mem_refs): Likewise.
14951 (compute_memory_partitions): Likewise.
14952 (compute_flow_insensitive_aliasing): Likewise.
14953 (setup_pointers_and_addressables): Likewise.
14954 (new_type_alias): Likewise.
14955 (struct used_part): Remove.
14956 (used_portions): Likewise.
14957 (struct used_part_map): Likewise.
14958 (used_part_map_eq): Likewise.
14959 (used_part_map_hash): Likewise.
14960 (free_used_part_map): Likewise.
14961 (up_lookup): Likewise.
14962 (up_insert): Likewise.
14963 (get_or_create_used_part_for): Likewise.
14964 (create_sft): Likewise.
14965 (create_overlap_variables_for): Likewise.
14966 (find_used_portions): Likewise.
14967 (create_structure_vars): Likewise.
14968 * tree.def (STRUCT_FIELD_TAG): Remove.
14969 * tree.h (MTAG_P): Adjust.
14970 (struct tree_memory_tag): Remove base_for_components and
14971 unpartitionable flags.
14972 (struct tree_struct_field_tag): Remove.
14973 (SFT_PARENT_VAR): Likewise.
14974 (SFT_OFFSET): Likewise.
14975 (SFT_SIZE): Likewise.
14976 (SFT_NONADDRESSABLE_P): Likewise.
14977 (SFT_ALIAS_SET): Likewise.
14978 (SFT_UNPARTITIONABLE_P): Likewise.
14979 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
14980 (union tree_node): Remove sft field.
14981 * alias.c (get_alias_set): Remove special handling of SFTs.
14982 * print-tree.c (print_node): Remove handling of SFTs.
14983 * tree-dump.c (dequeue_and_dump): Likewise.
14984 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
14985 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
14986 * tree-predcom.c (set_alias_info): Do not set subvars.
14987 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
14988 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
14989 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
14990 (add_vars_for_offset): Remove.
14991 (add_virtual_operand): Remove special handling of SFTs.
14992 (add_call_clobber_ops): Likewise.
14993 (add_call_read_ops): Likewise.
14994 (get_asm_expr_operands): Likewise.
14995 (get_modify_stmt_operands): Likewise.
14996 (get_expr_operands): Likewise.
14997 (add_to_addressable_set): Likewise.
14998 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
14999 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15000 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15001 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15002 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15003 (tree_node_structure): Likewise.
15004 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15006 (find_what_p_points_to): Likewise.
15008 2008-05-08 Sa Liu <saliu@de.ibm.com>
15010 * config/spu/spu.md: Fixed subti3 pattern.
15012 2008-05-08 Richard Guenther <rguenther@suse.de>
15014 PR middle-end/36154
15015 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15016 sure to create a representative for trailing arrays for PTA.
15018 2008-05-08 Richard Guenther <rguenther@suse.de>
15020 PR middle-end/36172
15021 * fold-const.c (operand_equal_p): Two objects which types
15022 differ in pointerness are not equal.
15024 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15026 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15027 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15028 (emit_library_call_value_1): Add new variable fndecl initialized by
15029 NULL_TREE. It should be the decl type of orgfun, but this information
15030 seems not to be available here, so it uses the default calling abi.
15031 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15032 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15033 by TARGET_RETURN_IN_MEMORY.
15034 * config/i386/i386-interix.h: Likewise.
15035 * config/i386/i386.h: Likewise.
15036 * config/i386/i386elf.h: Likewise.
15037 * config/i386/ptx4-i.h: Likewise.
15038 * config/i386/sol2-10.h: Likewise.
15039 * config/i386/sysv4.h: Likewise.
15040 * config/i386/vx-common.h: Likewise.
15041 * config/cris/cris.h: Removed #if 0 clause.
15042 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15043 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15045 (ix86_sol10_return_in_memory): Likewise.
15046 (ix86_i386elf_return_in_memory): New.
15047 (ix86_i386interix_return_in_memory): New.
15048 * config/mt/mt-protos.h (mt_return_in_memory): New.
15049 * config/mt/mt.c: Likewise.
15050 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15051 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15052 * config/bfin/bfin.h: Likewise.
15053 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15055 * config/bfin/bfin.c: Likewise.
15056 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15057 * config/alpha/unicosmk.h: Likewise.
15058 * config/i386/cygming.h: Likewise.
15059 * config/iq2000/iq2000.h: Likewise.
15060 * config/mips/mips.h: Likewise.
15061 * config/mn10300/mn10300.h: Likewise.
15062 * config/rs6000/rs6000.h: Likewise.
15063 * config/score/score.h: Likewise.
15064 * config/spu/spu.h: Likewise.
15065 * config/v850/v850.h: Likewise.
15066 * defaults.h: Likewise.
15067 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15068 * expr.c (emit_block_move): Adjust use of
15069 OUTGOING_REG_PARM_STACK_SPACE.
15070 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15071 OUTGOING_REG_PARM_STACK_SPACE.
15072 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15074 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15076 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15077 on OMP_RETURN for OMP_FOR.
15080 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15081 (fortran_common): New function.
15082 (gen_variable_die): Call fortran_common instead of common_check,
15083 adjust for it returning tree instead of rtx. Formatting.
15085 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15089 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15090 * c-decl.c (merge_decls): Ditto.
15091 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15092 to RTL_CONST_OR_PURE_CALL_P.
15093 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15094 Initialized DECL_LOOPING_CONST_PURE.
15095 (process_call_operands): Set tree_side_effects properly.
15096 * tree.h (TREE_READONLY_DECL_P): Removed.
15097 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15098 (DECL_LOOPING_OR_CONST_P): New macro.
15099 (struct tree_function_decl): Added looping_const_or_pure_p.
15100 (ECF_*) Renumbered.
15101 (ECF_LOOPING_OR_CONST_P): New macro.
15102 * rtlanal.c (pure_const_p): Removed.
15103 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15104 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15105 to RTL_CONST_CALL_P.
15106 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15107 (check_decl, check_tree, check_call, scan_function): Initialize
15109 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15110 (static_execute): Set looping true for recursive functions.
15111 Undo setting state to IPA_NEITHER for recursive functions.
15112 * cse.c (cse_insn):
15113 * ifcvt.c (noce_can_store_speculate_p): Changed
15114 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15115 RTL_CONST_OR_PURE_CALL_P.
15116 * dse.c (scan_insn): Ditto.
15117 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15118 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15119 RTL_CONST_OR_PURE_CALL_P.
15120 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15121 pure_call_p to RTL_CONST_CALL_P.
15122 * gimplify.c (gimplify_call_expr): Clear side effects for
15123 non-looping pure and constant calls.
15124 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15125 (flags_from_decl_or_type): Set ecf flags from decl flags.
15126 (initialize_argument_information): Turn off
15127 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15128 Change const to pure if callee_copies is true rather than just
15130 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15131 way of marking pure calls.
15132 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15133 Remove hack that was supposed to fix pr7335 and remove old
15134 way of marking pure calls.
15135 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15136 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15137 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15138 RTL_CONST_OR_PURE_CALL_P.
15139 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15140 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15141 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15142 * sched-deps.c (schedule_analyze): Ditto.
15143 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15144 return_val field of calls to represent pure and const function info.
15145 (CONST_OR_PURE_CALL_P): Deleted macro.
15146 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15147 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15148 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15150 * tree-optimize.c (execute_fixup_cfg): Added test for
15151 ECF_LOOPING_CONST_OR_PURE.
15152 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15154 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15155 effects for looping pure or const calls.
15156 (verify_gimple_expr): Added verification code.
15157 * config/alpha/alpha.c (alpha_legitimize_address,
15158 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15160 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15161 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15162 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15163 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15164 RTL_CONST_OR_PURE_CALL_P.
15165 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15166 and const calls to be deleted.
15168 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15171 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15172 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15173 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15174 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15175 to handle nonimmediate operands.
15176 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15177 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15178 to handle nonimmediate operands.
15179 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15180 (mmx_pmulhrwv4hi3): New expander. Use
15181 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15182 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15183 (sse2_umulv1siv1di3): New expander. Use
15184 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15185 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15186 (mmx_eq<mode>3): New expander. Use
15187 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15188 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15189 (mmx_uavgv8qi3): New expander. Use
15190 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15191 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15192 (mmx_uavgv4hi3): New expander. Use
15193 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15195 * config/i386/sse.md
15196 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15197 to handle nonimmediate operands.
15198 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15199 to handle nonimmediate operands.
15200 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15201 to handle nonimmediate operands.
15202 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15203 to handle nonimmediate operands.
15204 (sse2_unpckhpd_exp): New expander. Use
15205 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15206 (sse2_unpcklpd_exp): New expander. Use
15207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15208 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15209 to handle nonimmediate operands.
15210 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15211 to handle nonimmediate operands.
15212 (*sse2_<plusminus_insn><mode>3): Rename from
15213 sse2_<plusminus_insn><mode>3 insn pattern.
15214 (sse2_<plusminus_insn><mode>3): New expander. Use
15215 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15216 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15217 (sse2_umulv2siv2di3): New expander. Use
15218 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15219 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15220 (sse4_1_mulv2siv2di3): New expander. Use
15221 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15222 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15223 (sse2_pmaddwd): New expander. Use
15224 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15225 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15226 (sse2_eq<mode>3): New expander. Use
15227 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15228 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15229 (sse4_1_eqv2di3): New expander. Use
15230 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15231 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15232 (sse2_uavgv16qi3): New expander. Use
15233 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15234 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15235 (sse2_uavgv16qi3): New expander. Use
15236 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15237 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15238 (sse2_uavgv8hi3): New expander. Use
15239 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15240 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15241 (ssse3_pmulhrswv8hi3): New expander. Use
15242 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15243 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15244 (ssse3_pmulhrswv4hi3): New expander. Use
15245 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15247 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15248 (<sse>_vmmul<mode>3): Ditto.
15249 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15251 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15252 (ssse3_pmaddubsw): Ditto.
15254 * config/i386/i386.c (struct_builtin_description)
15255 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15256 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15257 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15258 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15259 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15260 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15261 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15262 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15263 (ix86_fixup_binary_operands): Assert that src1
15264 and src2 must have the same mode when swapped.
15265 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15266 and ix86_binary_operator_ok. Do not force operands in registers
15269 2008-05-07 Jan Hubicka <jh@suse.cz>
15271 * cgraph.c (dump_cgraph_node): Update.
15272 * cgraph.h (cgraph_local_info): Break out inline summary.
15273 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15275 * ipa-inline (inline_summary): New accestor function.
15276 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15277 cgraph_decide_inlining, compute_inline_parameters): Update.
15278 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15280 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15282 Cleanup ColdFire scheduling support and add V4 pipeline model.
15284 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15285 (define_attr cpu): Add cfv4 value.
15286 (define_attr type, define_attr type1): Merge into a single 'type'
15287 attribute. Update all uses.
15288 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15289 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15291 (define_attr opx_mem, define_attr opy_mem): Remove.
15292 (define_attr op_mem): Clean up, update comment.
15293 (define_attr size): Use specific values instead of general int.
15294 (define_attr guess, define_attr split): Remove. Update all uses.
15295 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15296 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15297 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15298 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15299 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15300 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15301 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15302 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15303 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15304 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15305 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15306 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15307 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15308 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15309 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15310 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15311 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15312 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15313 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15314 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15315 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15316 Update or set attributes.
15317 (stack_tie): New fake instruction.
15319 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15320 (m68k_sched_attr_size): Update declaration.
15321 (m68k_sched_attr_type2): Remove.
15322 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15323 Declare new bypass predicates.
15325 * config/m68k/m68k.c (m68k_sched_issue_rate,
15326 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15328 (TARGET_SCHED_ISSUE_RATE,
15329 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15330 (override_options): Handle scheduling for ColdFire V4 core.
15331 (m68k_expand_prologue): Emit stack_tie.
15332 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15333 'OP_TYPE_FPN'. Update all uses.
15334 (sched_guess_p): Remove.
15335 (sched_address_type): Handle symbolic addresses.
15336 (sched_get_operand): New static function.
15337 (sched_operand_type): Merge into sched_attr_op_type.
15338 (sched_attr_op_type): Handle FP registers, handle quick constants,
15340 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15341 (m68k_sched_attr_size): Update. Move logic to ...
15342 (sched_get_attr_size_int): New static function.
15343 (sched_get_opxy_mem_type): New static function.
15344 (m68k_sched_attr_op_mem): Update.
15345 (m68k_sched_attr_type2): Remove.
15346 (sched_cfv4_bypass_data): New static variable.
15347 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15348 (m68k_sched_issue_rate): Implement scheduler hook.
15349 (struct _sched_ib: enabled_p): New field.
15350 (m68k_sched_variable_issue): Update. Handle V4.
15351 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15352 sched_dump_class_func_t, sched_dump_split_class,
15353 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15354 sched_dump_dfa_class, m68k_sched_dump): Remove.
15355 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15357 (m68k_sched_init_global): Remove statisctics dumping, introduce
15358 sanity check that all instructions have pipeline reservations. Handle
15360 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15361 Handle ColdFire V4 core.
15362 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15363 New static functions.
15364 (m68k_sched_address_bypass_p): New bypass predicate.
15365 (sched_get_indexed_address_scale): New static function.
15366 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15368 * cf.md: Update comments.
15369 (define_attr type2): Remove. Use 'type' attribute instead.
15371 (cf_ib): Rename to cfv123_ib. Update all uses.
15372 (cf_oep): Rename to cfv123_oep. Update all uses.
15373 (cf_chr): Rename to cfv123_chr. Update all uses.
15374 (cf_mem): Rename to cfv123_mem. Update all uses.
15375 (cf_mac): Move to more appropriate place.
15376 (cfv123_guess): New automaton and cpu_unit.
15377 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15378 Update uses of 'size' attribute. Handle before reload scheduling.
15379 (cfv123_guess): New dummy reservation for unhandled instructions.
15380 (cfv4_*): Pipeline description of ColdFire V4 core.
15381 (ignore): New reservation to handle 'ignore' type.
15383 2008-05-07 Ian Lance Taylor <iant@google.com>
15385 PR middle-end/36013
15386 * gimplify.c (find_single_pointer_decl_1): Don't look through
15388 (find_single_pointer_decl): Adjust comments.
15390 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15392 PR middle-end/36137
15393 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15394 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15396 PR middle-end/36106
15397 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15398 integral type rather than floating point, then VIEW_CONVERT_EXPR
15399 to the floating point type.
15401 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15403 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15404 TFmode op0 to register.
15406 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15408 * c-decl.c (grokdeclarator): Comment typo.
15410 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15412 * tree-flow.h: Remove prototype for computed_goto_p.
15413 * tree-cfg.c (computed_goto_p): Make static.
15415 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15418 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15419 (contains_aligned_value_p): This. Handle _Decimal128.
15420 (ix86_function_arg_boundary): Only align _Decimal128 to its
15421 natural boundary and handle it properly.
15423 2008-05-06 Martin Jambor <mjambor@suse.cz>
15425 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15426 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15427 (ipcp_method_set_orig_node): Removed.
15428 (ipcp_cval_get_cvalue_type): Removed.
15429 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15430 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15431 (ipcp_cval_set_cvalue_type): Removed.
15432 (ipcp_cval_get_cvalue): Removed.
15433 (ipcp_cval_set_cvalue): Removed.
15434 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15435 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15436 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15437 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15438 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15439 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15440 (ipcp_get_ith_lattice): Changed parameters.
15441 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15442 (ipcp_lattice_from_jfunc): Changed parameters.
15443 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15444 (ipcp_method_cval_print): Added temporary variable info.
15445 (ipcp_redirect): Removed already unused local variable caller.
15446 (ipcp_redirect): New temporary variable orig_callee_info
15447 (ipcp_redirect): Removed newly unused local variable callee.
15448 (ipcp_redirect): Removed (a bit confusing) local variable type.
15449 (ipcp_insert_stage): Added local variable info.
15450 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15452 (ipcp_formal_create): Removed.
15453 (ipcp_method_cval_set): Removed.
15454 (ipcp_propagate_stage): Renamed lattice variables.
15455 (ipcp_method_cval_set_cvalue_type): Removed.
15456 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15457 (ipcp_print_all_lattices): Changed printed strings to refer to
15458 lattices rather than cvals.
15459 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15460 (ipcp_propagate_const): Changed formal parameters.
15461 (build_const_val): Changed formal parameters.
15462 (ipcp_insert_stage): Removed useless variable cvalue
15463 (build_const_val): Changed formal parameters.
15464 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15465 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15466 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15467 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15468 (ipcp_print_func_profile_counts): Changed string from "method" to
15470 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15471 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15472 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15473 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15474 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15475 (ipcp_lat_is_const): Changed parameters and made inline.
15476 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15477 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15478 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15479 the predicate condition directly
15480 (ipcp_propagate_stage): Added local variable args. Removed local
15481 variable callee. (Both are mere code simplifications.)
15482 (ipcp_method_dont_insert_const): Renamed to
15483 ipcp_node_not_modifiable_p.
15484 (ipcp_node_not_modifiable_p): Made inline.
15485 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15486 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15487 (ipcp_print_all_lattices): Removed variable cvalue
15488 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15491 2008-05-06 Olivier Hainque <hainque@adacore.com>
15493 * tree-sra.c (try_instantiate_multiple_fields): Early return
15494 if field has POINTER_TYPE.
15496 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15498 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15499 by using 'q' specifier for instruction.
15500 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15502 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15504 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15505 Change mode of zero_extract from QImode to HImode.
15506 (sign bit tests peepholes): (Ditto.).
15508 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15510 * config/i386/mmx.md: Remove double backslashes from asm templates.
15511 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15512 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15513 to handle nonimmediate operands.
15514 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15515 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15516 to handle nonimmediate operands.
15517 (*mmx_<code>v2sf3_finite): New insn pattern.
15518 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15519 (mmx_<code>v2sf3): New expander. Use
15520 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15521 (mmx_<plusminus_insn><mode>3): New expander. Use
15522 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15523 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15524 (mmx_add<mode>3): Removed.
15525 (mmx_ssadd<mode>3): Ditto.
15526 (mmx_usadd<mode>3): Ditto.
15527 (mmx_sub<mode>3): Ditto.
15528 (mmx_sssub<mode>3): Ditto.
15529 (mmx_ussub<mode>3): Ditto.
15530 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15531 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15532 to handle nonimmediate operands.
15533 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15535 (mmx_smulv4hi3_highpart): New expander. Use
15536 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15537 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15539 (mmx_umulv4hi3_highpart): New expander. Use
15540 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15541 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15542 (mmx_<code>v4hi3): New expander. Use
15543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15544 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15545 (mmx_<code>v8qi3): New expander. Use
15546 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15547 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15548 (mmx_<code><mode>3): New expander. Use
15549 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15551 2008-05-05 Jan Hubicka <jh@suse.cz>
15553 PR tree-optimization/36118
15554 * passes.c (pass_init_dump_file): Fix dump header.
15556 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15558 PR middle-end/36141
15559 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15560 VCE for function decls.
15562 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15564 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15566 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15568 * config/i386/i386.md (sat_plusminus): New.
15569 (plusminus_insn): Likewise.
15570 (plusminus_mnemonic): Likewise.
15572 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15573 (*<addsub><mode>3_cc_overflow): Renamed to ...
15574 (*<plusminus_insn><mode>3_cc_overflow): This.
15575 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15576 (*<plusminus_insn>si3_zext_cc_overflow): This.
15578 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15579 (<plusminus_insn><mode>3): This.
15580 (*<addsub><mode>3): Renamed to ...
15581 (*<plusminus_insn><mode>3): This.
15582 (<sse>_vm<addsub><mode>3): Renamed to ...
15583 (<sse>_vm<plusminus_insn><mode>3): This.
15584 (sse3_h<addsub>v4sf3): Renamed to ...
15585 (sse3_h<plusminus_insn>v4sf3): This.
15586 (sse3_h<addsub>v2df3): Renamed to ...
15587 (sse3_h<plusminus_insn>v2df3): This.
15588 (<plusminus_insn><mode>3): New.
15589 (*<plusminus_insn><mode>3): Likewise.
15590 (sse2_<plusminus_insn><mode>3): Likewise.
15591 (add<mode>): Removed.
15592 (*add<mode>3): Likewise.
15593 (sse2_ssadd<mode>3): Likewise.
15594 (sse2_usadd<mode>3): Likewise.
15595 (sub<mode>3): Likewise.
15596 (*sub<mode>3): Likewise.
15597 (sse2_sssub<mode>3): Likewise.
15598 (sse2_ussub<mode>3): Likewise.
15600 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15602 * gthr-single.h: Add in required interface elements as per gthr.h.
15603 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15604 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15605 Generalize UNUSED macro.
15606 (__gthread_once): Add.
15607 (__gthread_key_create): Add.
15608 (__gthread_key_delete): Add.
15609 (__gthread_getspecific): Add.
15610 (__gthread_setspecific): Add.
15612 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
15614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
15615 the same size types for the indirect reference on the rhs, then
15618 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
15620 * config/i386/i386.md
15621 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
15622 one insn template instead of template series.
15623 (*xordi_1_rex64): Ditto.
15624 (*xordi_2_rex64): Ditto.
15626 2008-05-05 Ira Rosen <irar@il.ibm.com>
15628 PR tree-optimization/36119
15629 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15632 2008-06-04 Jan Hubicka <jh@suse.cz>
15634 tree-optimization/36100
15635 * tree-pass.h (pass_O0_always_inline): Declare.
15636 * ipa-inline.c (inline_transform): Remove dead code.
15637 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15638 pass_O0_always_inline): New.
15639 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15641 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15643 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15644 mnemonic in this_param move for TARGET_64BIT.
15646 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15648 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15649 (*strmovsi_rex_1): Ditto.
15650 (*strsetsi_1): Ditto.
15651 (*strsetsi_rex_1): Ditto.
15653 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15654 adddicc expanders using SWI mode iterator.
15656 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15659 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15662 2008-05-04 David S. Miller <davem@davemloft.net>
15664 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15665 (sparc*-*-linux*): Use linux.h in tm_file.
15666 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15667 compiler defaulting to 32-bit.
15668 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15670 * config/sparc/linux.h: Remove definitions now obtained
15671 properly from linux.h
15672 * config/sparc/linux64.h: Likewise.
15673 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15674 don't want this setting for 32-bit builds in a biarch compiler.
15675 * doc/install.texi: Add sparc-linux to list of targets
15676 supporting --enable-targets=all.
15678 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15680 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15682 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15684 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15685 after V4SI_FTYPE_V8HI.
15686 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15687 case V4SI_FTYPE_V2DF.
15689 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15691 * doc/invoke.texi (max-flow-memory-locations): Removed.
15692 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15694 2008-05-03 Richard Guenther <rguenther@suse.de>
15696 PR middle-end/34973
15697 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15699 2008-05-02 David S. Miller <davem@davemloft.net>
15701 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15703 2008-05-02 Simon Baldwin <simonb@google.com>
15706 * c-common.h (warn_array_subscript_range): Removed.
15707 * c-common.c (warn_array_subscript_range): Ditto.
15708 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15709 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15711 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15713 * config/i386/i386.c (ix86_special_builtin_type): New.
15714 (bdesc_special_args): Likewise.
15715 (ix86_expand_special_args_builtin): Likewise.
15716 (ix86_init_mmx_sse_builtins): Updated.
15717 (ix86_expand_builtin): Updated.
15718 (ix86_expand_store_builtin): Removed.
15719 (ix86_expand_unop_builtin): Likewise.
15721 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15722 * config/i386/mmintrin.h (__v2sf): Here.
15724 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15726 (_mm_loadl_pi): Likewise.
15727 (_mm_storeh_pi): Replace __v2si with __v2sf.
15728 (_mm_storel_pi): Likewise.
15730 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15731 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15732 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15733 __builtin_ia32_loadlpd.
15735 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15737 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15738 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15739 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15740 (ix86_init_mmx_sse_builtins): Updated.
15741 (ix86_expand_args_builtin): Likewise.
15742 (ix86_expand_builtin): Likewise.
15743 (ix86_expand_unop1_builtin): Renamed to ...
15744 (ix86_expand_unop_vec_merge_builtin): This.
15746 2008-05-01 Jan Hubicka <jh@suse.cz>
15749 * ipa-inline.c (inline_generate_summary): Make static.
15750 (inline_transform): Do not call inlining at -O0; make static.
15751 * passes.c (execute_todo): Add sanity check.
15752 (execute_one_ipa_transform_pass): Execute proper flags.
15754 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15756 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15757 (DECL_NONADDRESSABLE_P): Likewise.
15758 * alias.c (record_component_aliases): Fix comment.
15760 2008-05-01 Simon Baldwin <simonb@google.com>
15762 * c-common.h (warn_array_subscript_range): New function.
15763 * c-common.c (warn_array_subscript_range): Ditto.
15764 * tree-vrp.c (check_array_ref): Corrected code to agree with
15765 comment, ignoring only arrays of size 0 or size 1.
15766 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15768 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15770 * config/i386/i386.c (ix86_builtin_type): Replace
15771 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15772 (bdesc_args): Updated.
15773 (ix86_init_mmx_sse_builtins): Likewise.
15774 (ix86_expand_args_builtin): Likewise.
15776 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15779 * doc/extend.texi: Correct __builtin_ia32_palignr.
15781 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15784 * config/i386/i386.c (bdesc_crc32): Removed.
15785 (ix86_expand_crc32): Likewise.
15786 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15787 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15788 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15789 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15790 UINT_FTYPE_UINT_UCHAR.
15791 (bdesc_args): Updated. Add crc32 builtins.
15792 (ix86_init_mmx_sse_builtins): Updated.
15793 (ix86_expand_args_builtin): Updated to support subreg.
15795 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15797 2008-05-01 Jan Hubicka <jh@suse.cz>
15799 * tree-pass.h (opt_pass): Add IPA_PASS.
15800 (varpool_node, cgraph_node): Forward declare.
15801 (ipa_opt_pass): Define.
15802 (pass_ipa_inline): Turn into ipa_opt_pass.
15803 (pass_apply_inline): Remove.
15804 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15805 (apply_inline): Turn into ....
15806 (inline_transform): ... this one.
15807 (inline_generate_summary): New function.
15808 (pass_apply_inline): Remove.
15809 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15811 (struct function): Add ipa_transforms_to_apply.
15812 * passes.c (register_one_dump_file): Work on IPA_PASS.
15813 (init_optimization_passes): Remove pass_inline_parameters and
15815 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
15816 (execute_one_pass) ... here; apply transforms when possible.
15817 (add_ipa_transform_pass, execute_ipa_summary_asses,
15818 execute_one_ipa_transform_pass): New.
15819 (execute_ipa_pass_list): Update for IPA_PASS type.
15821 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15823 * config/i386/i386.c (ix86_builtin_type): Add
15824 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
15825 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
15826 (bdesc_args): Add SSE4a builtins.
15827 (ix86_init_mmx_sse_builtins): Updated.
15828 (ix86_expand_args_builtin): Likewise.
15829 (ix86_expand_builtin): Likewise.
15831 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15833 * config/i386/i386.c (ix86_builtin_type): Add
15834 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
15835 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
15836 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
15837 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
15838 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
15839 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
15840 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
15841 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
15842 and DI_FTYPE_DI_DI_INT.
15843 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
15844 (ix86_init_mmx_sse_builtins): Updated.
15845 (ix86_expand_args_builtin): Likewise.
15846 (ix86_expand_builtin): Likewise.
15847 (ix86_expand_binop_imm_builtin): Removed.
15849 * doc/extend.texi: Correct __builtin_ia32_palignr128.
15851 2008-04-30 Richard Guenther <rguenther@suse.de>
15853 PR tree-optimization/32921
15854 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
15856 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
15858 * config/arm/arm.c (arm_unwind_emit): Use
15859 crtl->all_throwers_are_sibcalls instead of
15860 cfun->all_throwers_are_sibcalls.
15861 (arm_output_fn_unwind): Likewise.
15862 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
15863 instead of cfun->uses_pic_offset_table.
15864 (frv_expand_prologue): Likewise.
15865 (frv_frame_pointer_required): Likewise.
15866 (frv_expand_fdpic_call): Likewise.
15867 (frv_emit_movsi): Likewise.
15868 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
15869 cfun->returns_pcc_struct instead of
15870 current_function_returns_pcc_struct.
15871 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
15872 instead of cfun->calls_eh_return.
15873 (m32c_pushm_popm): Likewise.
15874 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
15875 "extern" declaration.
15877 2008-04-30 Richard Guenther <rguenther@suse.de>
15879 PR tree-optimization/21636
15880 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
15882 (evaluate_stmt): Print the likely value.
15883 (ccp_visit_stmt): Avoid excessive vertical spacing.
15885 2008-04-30 Rafael Espíndola <espindola@google.com>
15887 * builtins.c (fold_call_expr): Return realret.
15888 * tree-ssa-threadedge.c
15889 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15890 __builtin_object_size.
15892 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
15894 * gcc.c (wrapper_string): New variable.
15895 (insert_wrapper): New function.
15896 (execute): New option -wrapper.
15897 * doc/invoke.texi (Overall Options): New driver option -wrapper.
15899 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
15901 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
15902 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
15903 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
15905 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
15906 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
15907 config/rs6000/e500crtres64gprctr.asm,
15908 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
15909 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
15910 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
15911 config/rs6000/e500crtsav64gprctr.asm,
15912 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
15913 config/rs6000/e500crtsavg64gprctr.asm: New files.
15914 * config/rs6000/t-ppccomm: Add build rules for new files.
15915 (LIB2FUNCS_STATIC_EXTRA): Add new files.
15916 * config/rs6000/t-netbsd: Add build rules for new files.
15917 (LIB2FUNCS_STATIC_EXTRA): New variable.
15918 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
15919 (CRTSAVRES_DEFAULT_SPEC): Likewise.
15920 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
15922 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
15924 * config/i386/i386.c (ix86_builtin_type): Add
15925 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
15926 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
15927 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
15928 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
15929 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
15930 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
15931 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
15932 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
15933 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
15934 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
15935 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
15936 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
15937 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
15938 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
15939 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
15940 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
15941 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
15942 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
15943 V1DI_FTYPE_V2SI_V2SI.
15944 (bdesc_2arg): Moved to ...
15945 (bdesc_args): Here.
15946 (ix86_init_mmx_sse_builtins): Updated.
15947 (ix86_expand_args_builtin): Updated. Take a pointer
15948 to const struct builtin_description. Handle comparison
15950 (ix86_expand_sse_compare): Take a new argument for swapping operands.
15951 (ix86_expand_builtin): Updated.
15953 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
15954 (ssse3_pmaddubsw128): This.
15955 (ssse3_pmaddubswv4hi3): Renamed to ...
15956 (ssse3_pmaddubsw): This.
15958 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
15959 (__builtin_ia32_packssdw128): Likewise.
15960 (__builtin_ia32_packuswb128): Likewise.
15961 (__builtin_ia32_pmaddubsw): Likewise.
15962 (__builtin_ia32_pmaddubsw128): Likewise.
15964 2008-04-30 Richard Guenther <rguenther@suse.de>
15966 PR tree-optimization/14847
15967 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
15968 (recognize_bits_test): Use it.
15969 (recognize_single_bit_test): Likewise.
15971 2008-04-30 Martin Jambor <mjambor@suse.cz>
15973 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
15974 instead of setting number of formal parameters to zero.
15975 (ipcp_init_stage): Do not set the number of actual parameters to zero
15977 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
15978 which are called with variable number of arguments.
15979 (ipcp_insert_stage): Explicitely skipping all nodes which are
15980 called with variable number of arguments.
15981 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
15982 number of parameters.
15984 * ipa-prop.h (struct ipa_node_params): Added flag
15985 called_with_var_arguments
15986 (ipa_set_param_count): Added. Changed sole setter to use it.
15987 (ipa_get_param_count): Added. All readers of param_count
15988 converted to use it instead.
15989 (ipa_set_called_with_variable_arg): Added.
15990 (ipa_is_called_with_var_arguments): Added.
15991 (ipa_get_ith_param): Added. All readers of param_decls converted
15993 (ipa_set_cs_argument_count): Added, sole writer to argument_count
15995 (ipa_get_cs_argument_count): Added, all readers of argument_count
15997 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16000 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16001 (struct ipcp_lattice): Renamed cval_type to type
16002 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16004 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16005 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16006 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16007 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16008 (build_const_val): Changed the type of parameter cvalue to tree
16009 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16010 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16012 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16015 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16016 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16017 (ipa_add_method): Renamed to ipa_push_func_to_list
16018 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16019 (ipa_callsite_param_count): Removed.
16020 (ipa_callsite_param_count_set): Removed.
16021 (ipa_callsite_param): Removed.
16022 (ipa_callsite_callee): Removed.
16023 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16024 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16025 (ipa_method_formal_count): Removed.
16026 (ipa_method_formal_count_set): Removed.
16027 (ipa_method_get_tree): Removed.
16028 (ipa_method_tree_map_create): Removed.
16029 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16030 (ipa_create_param_decls_array): Creates the array itself
16031 (ipa_create_param_decls_array): Temporary variable info instead of
16032 a few dereferences.
16033 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16034 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16035 (get_type): Removed.
16036 (ipa_jf_get_info_type): Removed.
16037 (ipa_node_create): Renamed to ipa_create_node_params
16038 (ipa_free): Renamed to ipa_free_all_node_params
16039 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16040 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16041 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16042 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16043 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16044 ipa_free_all_edge_args
16045 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16046 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16047 (ipa_create_methodlist_node): Removed.
16048 (ipa_methodlist_method): Removed.
16049 (ipa_methodlist_method_set): Removed.
16050 (ipa_methodlist_next_method): Removed.
16051 (ipa_methodlist_next_method_set): Removed.
16052 (ipa_method_is_modified): Removed.
16053 (ipa_method_modify_create): Removed.
16054 (ipa_method_modify_init): Temporary variable info instead of a few
16056 (ipa_detect_param_modifications): Temporary variable info instead of
16057 a few dereferences.
16058 (ipa_compute_jump_functions): Temporary variable info instead of
16059 a few dereferences.
16060 (ipa_method_modify_set): Removed.
16061 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16062 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16063 than craph_node as the first parameter.
16064 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16065 (ipa_method_modify_init): Removed.
16066 (ipa_compute_jump_functions): Added a temp variable instead of
16067 repeatadly dereferencing the cgraph_edge.aux pointer
16068 (ipa_callsite_param_set_type): Removed.
16069 (ipa_compute_jump_functions): i renamed to index and moved to
16071 (ipa_callsite_param_set_info_type_formal): Removed.
16072 (ipa_callsite_param_set_info_type): Removed.
16073 (ipa_callsite_param_map_create): Removed.
16074 (ipa_callsite_tree): Removed.
16075 (ipa_callsite_caller): Removed.
16076 (ipa_pop_func_from_list): return_method removed to return_func
16078 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16079 prefixed all values with IPA_. Changed all users.
16080 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16081 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16082 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16083 (union parameter_info): Renamed to jump_func_value.
16084 (union jump_func_value): Renamed value to constant
16085 (struct ipa_jump_func): Renamed info_type to value
16086 (struct ipa_node): Renamed to ipa_node_params
16087 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16088 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16089 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16090 (struct ipa_edge): Renamed to ipa_edge_args
16091 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16092 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16093 (struct ipa_methodlist): Renamed to ipa_func_list
16094 (struct ipa_func_list): method_p renamed to node, next_method
16096 (ipa_methodlist_p): Removed, switched all users to struct pointer
16097 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16099 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16101 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16102 (rs6000_emit_epilogue): Use backchain to restore only when we
16103 have a large frame. Make use of frame pointer to restore if we
16104 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16106 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16108 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16109 Add mode to zero_extract.
16110 (sign bit tests peepholes): (Ditto.).
16112 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16114 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16115 Instructions in comments with SSE3.
16116 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16117 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16118 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16119 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16120 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16121 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16122 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16123 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16124 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16125 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16126 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16127 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16128 (bdesc_sse_args): Renamed to ...
16129 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16130 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16131 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16132 IX86_BUILTIN_FABSQ.
16133 (bdesc_1arg): Moved to ...
16134 (bdesc_args): Here.
16135 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16136 Instructions in comments with SSE3.
16137 (ix86_expand_sse_operands_builtin): Renamed to ...
16138 (ix86_expand_args_builtin): This. Updated.
16139 (ix86_expand_unop1_builtin): Update comments.
16140 (ix86_expand_builtin): Updated.
16142 2008-04-29 Richard Guenther <rguenther@suse.de>
16144 PR tree-optimization/36078
16145 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16146 Update virtual SSA form after cleaning up the CFG.
16148 2008-04-29 Richard Guenther <rguenther@suse.de>
16150 PR middle-end/15255
16151 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16153 2008-04-29 Richard Guenther <rguenther@suse.de>
16155 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16156 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16157 (compute_flow_insensitive_aliasing): Do not treat
16158 PTR_IS_REF_ALL pointers special.
16159 (get_smt_for): Likewise.
16160 (may_alias_p): Re-structure.
16161 (is_escape_site): A ref-all pointer conversion is not an escape site.
16162 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16163 PTR_IS_REF_ALL pointers special.
16164 * tree-ssa-structalias.h (struct alias_info): Remove
16165 ref_all_symbol_mem_tag field.
16166 (PTR_IS_REF_ALL): Remove.
16168 2008-04-29 Richard Guenther <rguenther@suse.de>
16170 PR middle-end/36077
16171 * fold-const.c (extract_muldiv_1): In combining division constants
16172 make sure to never overflow.
16174 2008-04-29 Nick Clifton <nickc@redhat.com>
16176 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16178 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16181 * optc-gen.awk: Work around HP-UX/IA awk bug.
16183 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16185 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16188 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16191 * config/i386/i386.md
16192 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16193 Change operand 1 predicate to nonimmediate_operand.
16195 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16198 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16200 * gengtype.c (walk_type, write_func_for_structure): Handle
16202 * doc/gty.texi: Document chain_circular.
16204 2008-04-28 Richard Guenther <rguenther@suse.de>
16206 PR tree-optimization/36066
16207 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16210 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16213 * config/i386/i386.md
16214 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16215 Use match_scratch instead of match_operand for operands 3 and 4.
16217 2008-04-27 Richard Guenther <rguenther@suse.de>
16219 PR tree-optimization/18754
16220 PR tree-optimization/34223
16221 * tree-pass.h (pass_complete_unrolli): Declare.
16222 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16223 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16224 Rewrite loop into loop closed SSA form if it is not already.
16225 (tree_unroll_loops_completely): Re-structure to iterate over
16226 innermost loops with intermediate CFG cleanups.
16227 Unroll outermost loops only if requested or the code does not grow
16229 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16230 loops are available.
16231 (tree_vectorize): Instead do so here.
16232 (tree_complete_unroll): Also unroll outermost loops.
16233 (tree_complete_unroll_inner): New function.
16234 (gate_tree_complete_unroll_inner): Likewise.
16235 (pass_complete_unrolli): New pass.
16236 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16237 uses outside of the loop.
16238 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16239 form if it is available.
16240 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16241 * passes.c (init_optimization_passes): Schedule complete inner
16242 loop unrolling pass before the first CCP pass after final inlining.
16244 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16246 * targhooks.h (default_emutls_var_fields,
16247 default_emutls_var_init): Declare.
16248 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16249 * target.h (struct gcc_target): Add struct emutls member.
16250 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16251 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16252 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16253 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16254 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16255 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16256 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16257 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16258 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16259 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16260 emit debug information.
16261 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16262 * varasm.c: Include targhooks.h.
16263 (emutls_object_section, emutls_tmpl_section): New.
16264 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16265 (EMUTLS_SEPARATOR): New.
16266 (prefix_name): New.
16267 (get_emutls_object_name): New.
16268 (default_emutls_var_fields): New, broken out of ...
16269 (get_emutls_object_type): ... here. Adjust to use target hooks.
16270 (get_emutls_init_templ_addr): Adjust to use target hooks.
16271 (emutls_decl): Adjust to use target hooks.
16272 (emutls_finish): Likewise.
16273 (default_emutls_var_init): New, broken out of ...
16274 (assemble_variable): ... here. Adjust to use target hooks.
16275 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16276 SECCAT_EMUTLS_TMPL.
16277 * c-common.c (handle_section_attribute): Prevent overriding
16278 sections for emulated tls with special sections.
16279 * config/i386/i386.c (x86_64_elf_select_section): Add
16280 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16281 (x86_64_elf_unique_section): Likewise.
16282 * config/vxworks.c: Include tree.h.
16283 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16284 (vxworks_override_options): Set TLS scheme.
16285 * doc/tm.texi (Emulated TLS): New node.
16287 2008-04-26 Simon Baldwin <simonb@google.com>
16290 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16291 with propagated string constants.
16293 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16295 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16296 constraint for operand 2 when operand 0 is memory operand.
16297 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16298 operand 0 is memory operand.
16299 (fix_trunc<mode>_i387_with_temp): Ditto.
16300 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16301 operand 2 when operand 1 is memory operand.
16302 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16303 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16304 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16305 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16306 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16307 operands 2,3 and 4 when operand 1 is memory operand.
16308 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16310 (fistdi2_floor_with_temp): Ditto.
16311 (fist<mode>2_floor_with_temp): Ditto.
16312 (fistdi2_ceil_with_temp): Ditto.
16313 (fist<mode>2_ceil_with_temp): Ditto.
16314 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16316 2008-04-26 David Daney <ddaney@avtrex.com>
16318 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16320 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16321 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16322 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16323 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16324 (compare_and_swap_12): New insn.
16325 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16326 * config/mips/mips.c (mips_force_binary): New function.
16327 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16328 (mips_expand_compare_and_swap_12): New function.
16329 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16331 2008-04-25 Jan Hubicka <jh@suse.cz>
16334 * cfgexpand.c (pass_expand): Turn into RTL pass.
16335 * passes.c (execute_one_pass): Do pass typechecking after execution.
16336 * tree-pass.h (pass_expand): Turn into RTL pass.
16338 * function.h (struct rtl_data): Move here fields
16339 accesses_prior_frames, calls_eh_return, saves_all_registers,
16340 has_nonlocal_goto, has_asm_statement, is_thunk,
16341 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16342 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16343 arg_pointer_save_area_init from struct function; turn into bool.
16344 (struct function): Move
16345 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16346 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16347 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16348 tail_call_emit, arg_pointer_save_area_init
16349 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16350 (current_function_returns_struct, current_function_returns_pcc_struct,
16351 current_function_calls_setjmp, current_function_calls_alloca,
16352 current_function_accesses_prior_frames,
16353 current_function_calls_eh_return, current_function_is_thunk,
16354 current_function_stdarg, current_function_profile,
16355 current_function_limit_stack, current_function_uses_pic_offset_table,
16356 current_function_uses_const_pool, current_function_has_nonlocal_label,
16357 current_function_saves_all_registers,
16358 current_function_has_nonlocal_goto,
16359 current_function_has_asm_statement): Remove accesor macros.
16360 * ra-conflict.c (global_conflicts): Update.
16361 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16362 (suitable_for_tail_call_opt_p): Update.
16363 * builtins.c (expand_builtin_return_addr): Update.
16364 (expand_builtin_setjmp_setup): Update.
16365 (expand_builtin_nonlocal_goto): Update.
16366 * final.c (final_start_function): Update.
16367 (profile_function): Update.
16368 (leaf_function_p): Update.
16369 (only_leaf_regs_used): Update.
16370 * df-scan.c (df_get_exit_block_use_set): Update.
16371 * dojump.c (clear_pending_stack_adjust): Update.
16372 * tree-stdarg.c (gate_optimize_stdarg): Update.
16373 * gimple-low.c (lower_function_body): Update.
16374 * global.c (compute_regsets): Update.
16375 (global_alloc): Update.
16376 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16377 * expr.c (expand_assignment): Update.
16378 * dse.c (dse_step0): Update.
16379 (dse_step1): Update.
16380 * c-decl.c (store_parm_decls): Update.
16381 * local-alloc.c (combine_regs): Update.
16382 (find_free_reg): Update.
16383 * function.c (assign_parms_augmented_arg_list): Update.
16384 (assign_parm_find_data_types): Update.
16385 (assign_parms): Update.
16386 (allocate_struct_function): Update.
16387 (expand_function_start): Update.
16388 (expand_function_end): Update.
16389 (get_arg_pointer_save_area): Update.
16390 (thread_prologue_and_epilogue_insns): Update.
16391 (rest_of_match_asm_constraints): Update.
16392 * stor-layout.c (variable_size): Update.
16393 * gcse.c (gcse_main): Update.
16394 (bypass_jumps): Update.
16395 * gimplify.c (gimplify_function_tree): Update.
16396 * calls.c (emit_call_1): Update.
16397 (expand_call): Update.
16398 * bt-load.c (compute_defs_uses_and_gen): Update.
16399 * except.c (sjlj_assign_call_site_values): Update.
16400 (sjlj_emit_function_enter): Update.
16401 (can_throw_external): Update.
16402 (set_nothrow_function_flags): Update.
16403 (expand_builtin_unwind_init): Update.
16404 (expand_eh_return): Update.
16405 (convert_to_eh_region_ranges): Update.
16406 (output_function_exception_table): Update.
16407 * emit-rtl.c (gen_tmp_stack_mem): Update.
16408 * cfgexpand.c (expand_used_vars): Update.
16409 (tree_expand_cfg): Update.
16410 * cfgcleanup.c (rest_of_handle_jump): Update.
16411 * explow.c (allocate_dynamic_stack_space): Update.
16412 * varasm.c (assemble_start_function): Update.
16413 (force_const_mem): Update.
16414 (mark_constant_pool): Update.
16415 * tree-optimize.c (tree_rest_of_compilation): Update.
16416 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16417 * tree-cfg.c (notice_special_calls): Update.
16418 (is_ctrl_altering_stmt): Update.
16419 (tree_can_make_abnormal_goto): Update.
16420 (tree_purge_dead_abnormal_call_edges): Update.
16421 * config/alpha/predicates.md: Update.
16422 * config/alpha/alpha.c (alpha_sa_mask): Update.
16423 (alpha_sa_size): Update.
16424 (alpha_does_function_need_gp): Update.
16425 (alpha_expand_prologue): Update.
16426 (alpha_start_function): Update.
16427 (alpha_output_function_end_prologue): Update.
16428 (alpha_expand_epilogue): Update.
16429 * config/frv/frv.c (frv_stack_info): Update.
16430 (frv_expand_epilogue): Update.
16431 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16432 (s390_register_info): Update.
16433 (s390_frame_info): Update.
16434 (s390_init_frame_layout): Update.
16435 (s390_can_eliminate): Update.
16436 (save_gprs): Update.
16437 * config/spu/spu.c (spu_split_immediate): Update.
16438 (need_to_save_reg): Update.
16439 (spu_expand_prologue): Update.
16440 (spu_expand_epilogue): Update.
16441 * config/sparc/sparc.md: Update.
16442 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16443 (sparc_tls_got): Update.
16444 (legitimize_pic_address): Update.
16445 (sparc_emit_call_insn): Update.
16446 (sparc_expand_prologue): Update.
16447 (output_return): Update.
16448 (print_operand): Update.
16449 (sparc_function_ok_for_sibcall): Update.
16450 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16451 * config/m32r/m32r.md: Update.
16452 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16453 (m32r_compute_frame_size): Update.
16454 (m32r_expand_prologue): Update.
16455 (m32r_expand_epilogue): Update.
16456 (m32r_legitimize_pic_address): Update.
16457 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16458 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16459 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16460 (gen_push): Update.
16461 (ix86_save_reg): Update.
16462 (ix86_compute_frame_layout): Update.
16463 (ix86_expand_prologue): Update.
16464 (ix86_expand_epilogue): Update.
16465 * config/sh/sh.c (output_stack_adjust): Update.
16466 (calc_live_regs): Update.
16467 (sh5_schedule_saves): Update.
16468 (sh_expand_prologue): Update.
16469 (sh_expand_epilogue): Update.
16470 (sh_setup_incoming_varargs): Update.
16471 (sh_allocate_initial_value): Update.
16472 (sh_get_pr_initial_val): Update.
16473 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16474 * config/sh/sh.md (label:): Update.
16475 * config/avr/avr.c (out_movhi_mr_r): Update.
16476 * config/crx/crx.h (enum): Update.
16477 * config/xtensa/xtensa.h (along): Update.
16478 * config/stormy16/stormy16.c Update.
16479 (xstormy16_compute_stack_layout): Update.
16480 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16481 (fr30_expand_prologue): Update.
16482 * config/cris/cris.c (cris_conditional_register_usage): Update.
16483 (cris_reg_saved_in_regsave_area): Update.
16484 (cris_initial_frame_pointer_offset): Update.
16485 (cris_simple_epilogue): Update.
16486 (cris_expand_prologue): Update.
16487 (cris_expand_epilogue): Update.
16488 (cris_expand_pic_call_address): Update.
16489 (cris_asm_output_symbol_ref): Update.
16490 (cris_asm_output_label_ref): Update.
16491 * config/cris/cris.md Update.
16492 * config/iq2000/iq2000.c (compute_frame_size): Update.
16493 (iq2000_expand_epilogue): Update.
16494 * config/mt/mt.h (save_direction): Update.
16495 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16496 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16497 (ia64_secondary_reload_class): Update.
16498 * config/m68k/m68k.c (m68k_save_reg): Update.
16499 (m68k_expand_prologue): Update.
16500 (m68k_expand_epilogue): Update.
16501 (legitimize_pic_address): Update.
16502 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16503 (first_reg_to_save): Update.
16504 (first_altivec_reg_to_save): Update.
16505 (compute_vrsave_mask): Update.
16506 (compute_save_world_info): Update.
16507 (rs6000_stack_info): Update.
16508 (spe_func_has_64bit_regs_p): Update.
16509 (rs6000_ra_ever_killed): Update.
16510 (rs6000_emit_eh_reg_restore): Update.
16511 (rs6000_emit_allocate_stack): Update.
16512 (rs6000_emit_prologue): Update.
16513 (rs6000_emit_epilogue): Update.
16514 (rs6000_output_function_epilogue): Update.
16515 (output_profile_hook): Update.
16516 (rs6000_elf_declare_function_name): Update.
16517 * config/rs6000/rs6000.h (rs6000_args): Update.
16518 * config/rs6000/rs6000.md: Update.
16519 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16520 * config/arc/arc.c (arc_output_function_epilogue): Update.
16521 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16522 * config/darwin.c (machopic_function_base_name): Update.
16523 * config/score/score3.c (score3_compute_frame_size): Update.
16526 (score3_epilogue): Update.
16527 * config/score/score7.c (score7_compute_frame_size): Update.
16528 (score7_prologue): Update.
16529 (score7_epilogue): Update.
16530 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16531 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16532 * config/arm/arm.c (use_return_insn): Update.
16533 (require_pic_register): Update.
16534 (arm_load_pic_register): Update.
16535 (arm_compute_save_reg0_reg12_mask): Update.
16536 (arm_compute_save_reg_mask): Update.
16537 (thumb1_compute_save_reg_mask): Update.
16538 (output_return_instruction): Update.
16539 (arm_output_function_prologue): Update.
16540 (arm_output_epilogue): Update.
16541 (arm_get_frame_offsets): Update.
16542 (arm_expand_prologue): Update.
16543 (thumb_pushpop): Update.
16544 (thumb_exit): Update.
16545 (thumb1_expand_prologue): Update.
16546 (thumb1_expand_epilogue): Update.
16547 (arm_unwind_emit): Update.
16548 (arm_output_fn_unwind): Update.
16549 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16550 * config/arm/arm.md: Update.
16551 * config/pa/pa.md: Update.
16552 * config/pa/pa.c (legitimize_pic_address): Update.
16553 (compute_frame_size): Update.
16554 (hppa_expand_prologue): Update.
16555 (hppa_expand_epilogue): Update.
16556 (borx_reg_operand): Update.
16557 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16558 (HARD_REGNO_RENAME_OK): Update.
16559 * config/mips/mips.c (mips_global_pointer): Update.
16560 (mips_save_reg_p): Update.
16561 (mips_compute_frame_info): Update.
16562 (mips_frame_pointer_required): Update.
16563 (mips_expand_prologue): Update.
16564 (mips_expand_epilogue): Update.
16565 (mips_can_use_return_insn): Update.
16566 (mips_reorg_process_insns): Update.
16567 * config/v850/v850.c (compute_register_save_size): Update.
16568 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16569 * config/mmix/mmix.c (along): Update.
16570 (mmix_expand_epilogue): Update.
16571 * config/bfin/bfin.c (legitimize_pic_address): Update.
16572 (must_save_p): Update.
16573 (stack_frame_needed_p): Update.
16574 (add_to_reg): Update.
16575 (bfin_expand_prologue): Update.
16576 * stmt.c (expand_asm_operands): Update.
16577 * reload1.c (reload): Update.
16578 (init_elim_table): Update.
16580 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16582 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16584 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16586 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16587 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16588 (mov<mode>): Removed.
16589 (*movv4sf_internal): Likewise.
16590 (*movv2df_internal): Likewise.
16592 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16594 * config.gcc (crx-*-elf): Remove deprecation.
16596 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16598 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16599 __gcc_deregister_frame with atexit.
16600 (deregister_frame_dtor): Remove.
16602 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16603 Nathan Sidwell <nathan@codesourcery.com>
16605 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16607 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16608 (rs6000_isel): Likewise.
16609 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16610 (rs6000_isel): New variable.
16611 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16613 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16616 * c-common.c (handle_vector_size_attribute): Call
16617 lang_hooks.types.reconstruct_complex_type instead of
16618 reconstruct_complex_type.
16619 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
16620 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
16621 * langhooks.h (struct lang_hooks_for_types): Add
16622 reconstruct_complex_type hook.
16623 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16624 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16626 2008-04-24 Richard Guenther <rguenther@suse.de>
16628 * c-common.h (check_builtin_function_arguments): Declare.
16629 * c-common.c (validate_nargs): New function.
16630 (check_builtin_function_arguments): Likewise.
16631 * c-typeck.c (build_function_call): Call
16632 check_builtin_function_arguments.
16633 * builtins.c (fold_builtin_classify): Remove error reporting code.
16634 (fold_builtin_unordered_cmp): Likewise.
16635 (fold_builtin_1): Likewise.
16636 (fold_builtin_n): Likewise.
16638 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16640 PR tree-optimization/36008
16641 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16642 the original op1, rather than delta by step.
16644 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16645 Sebastian Pop <sebastian.pop@amd.com>
16647 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16648 eliminate_local_variables_stmt, eliminate_local_variables,
16649 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16650 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16651 of code delimited by two edges in the CFG.
16652 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16653 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16654 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16655 the case of parallelisation of reductions.
16656 (expr_invariant_in_region_p): New.
16658 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16659 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16661 2008-04-24 Ira Rosen <irar@il.ibm.com>
16662 Richard Guenther <rguenther@suse.de>
16664 PR tree-optimization/36034
16665 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16666 incapable of dealing with loads with gaps.
16668 2008-04-24 Rafael Espíndola <espindola@google.com>
16670 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16671 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16672 vrp_evaluate_conditional.
16673 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16674 (vrp_evaluate_conditional): Split the cond argument.
16675 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16676 (simplify_stmt_for_jump_threading): Update call to
16677 vrp_evaluate_conditional.
16679 2008-04-24 Ira Rosen <irar@il.ibm.com>
16681 PR tree-optimization/35982
16682 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16683 interleaved data-refs are of the same type.
16685 2008-04-24 Danny Smith <dannysmith@users.net>
16687 * c-format.c (check_format_info_main): Use strncmp rather than a
16688 magic prefix to handle multichar length specs.
16689 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16690 Don't prefix "I64" and "I32" with '\0'.
16692 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16695 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16696 in registers for -m32 only if stdarg_p (fntype).
16698 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16700 PR rtl-optimization/36006
16701 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16702 temp to op0 in order to avoid invalid rtx sharing.
16704 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16706 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16707 check TREE_INVARIANT.
16708 * tree-gimple.c (is_gimple_address): New.
16709 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16710 * tree-gimple.h (is_gimple_address): New.
16711 * tree.h (decl_address_invariant_p): New.
16712 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16713 (build_string): Likewise.
16714 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16715 (tree_invariant_p_1): Likewise.
16716 (save_expr): Use it.
16717 (tree_invariant_p): New.
16718 (skip_simple_arithmetic): Use it.
16719 (stabilize_reference_1): Use it.
16720 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16722 (build1_stat): Drop code to compute TREE_INVARIANT.
16723 (build2_stat): Drop code to compute TREE_INVARIANT.
16724 (build3_stat): Drop code to compute TREE_INVARIANT.
16725 (build4_stat): Drop code to compute TREE_INVARIANT.
16726 (build5_stat): Drop code to compute TREE_INVARIANT.
16727 (build7_stat): Drop code to compute TREE_INVARIANT.
16728 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16729 * tree.h (struct tree_base): Remove invariant_flag.
16730 (TREE_INVARIANT): Remove.
16731 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16732 (fold_builtin_expect): Check TREE_CONSTANT.
16733 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16734 * c-tree.h (c_expr_to_decl): Drop third parameter.
16735 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16736 (build_c_cast): Don't set TREE_INVARIANT.
16737 (pop_init_level): Don't set TREE_INVARIANT.
16738 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16739 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16741 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16742 (gimplify_addr_expr): Adjust comment.
16743 * tree-mudflap.c (mf_build_string):
16744 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16745 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16746 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16747 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16748 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16749 * langhooks.h (struct lang_hooks): Drop third parameter from
16752 2008-04-23 Richard Guenther <rguenther@suse.de>
16754 PR tree-optimization/27799
16755 PR tree-optimization/32921
16756 PR tree-optimization/32624
16757 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16758 SMTs aliases and the tag itself into the solution.
16759 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16760 merge the points-to solution back into the SMT aliases.
16761 (may_alias_p): Use alias_set_subset_of instead of
16762 aliases_conflict_p. A pointer which points to
16763 memory with alias set zero may access any variable.
16765 2008-04-23 Richard Guenther <rguenther@suse.de>
16767 * alias.c (alias_set_subset_of): Correctly handle asking
16768 if zero is a subset of an alias set with zero child.
16769 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16770 (compute_flow_insensitive_aliasing): Correctly walk all
16771 pointers. Do not unnecessarily union sets.
16773 2008-04-23 Richard Guenther <rguenther@suse.de>
16775 PR middle-end/36021
16776 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16778 2008-04-22 Tomas Bily <tbily@suse.cz>
16780 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16782 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16784 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16785 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16786 * tree-inline.c (estimate_num_insns_1): Likewise.
16787 * varasm.c (const_hash_1, compare_constant, copy_constant)
16788 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16789 * emit-rtl.c (component_ref_for_mem_expr)
16790 (set_mem_attributes_minus_bitpos): Likewise.
16791 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16792 (is_aligning_offset): Likewise.
16793 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16794 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16795 * dojump.c (do_jump): Likewise.
16796 * builtins.c (get_pointer_alignment, get_memory_rtx)
16797 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16798 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16800 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16802 PR rtl-optimization/36017
16803 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16804 expanding the library call.
16806 2008-04-22 Ian Lance Taylor <iant@google.com>
16808 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16809 than size_in_bytes.
16811 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16813 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16814 of LR/CTR moves for Power6.
16816 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16818 PR middle-end/36003
16819 * passes.c (init_optimization_passes): Remove
16820 pass_fast_rtl_byte_dce.
16822 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
16825 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
16826 builtin functions to generate faster code.
16827 (_mm_cvtpu16_ps): Ditto.
16828 (_mm_cvtpi32x2_ps): Ditto.
16830 2008-04-22 Nick Clifton <nickc@redhat.com>
16832 * common.opt (ftree-loop-distribution): Add Optimization
16835 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
16836 (frv_expand_builtin_va_start): Likewise.
16838 * config/arm/arm.c (thumb_find_work_register): Fix location of
16839 argument register count.
16841 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16843 Support scheduling for ColdFire V1 and V3 microarchitecture.
16844 Improve scheduling of multiplication instructions.
16846 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
16847 (mac): New instruction attribute.
16848 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
16849 (m68k_sched_mac): New variable.
16850 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
16851 Handle cfv1 and cfv3.
16852 (max_insn_size): New static variable.
16853 (struct _sched_ib): New type.
16854 (sched_ib): New static variable.
16855 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
16856 to fields of 'struct _sched_ib sched_ib'. Update all uses.
16857 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
16859 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
16860 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
16861 new variables. Update.
16862 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16863 Add modeling of cfv3 instruction buffer. Update.
16864 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
16865 * config/m68k/m68k.h (TUNE_CFV3): New macro.
16866 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
16867 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
16868 a particular reservation applies to.
16869 (type2): Reorganize attribute values. Rename alu to alu_reg,
16870 alu_l to alu, move_l to omove. Join move to alu. Split mul
16871 to mul_l and mul_w.
16872 (cf_ib_*): Simplify description of instruction buffer.
16873 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
16874 (cf_mem): Split into cf_mem1 and cf_mem2.
16875 (cf_v2_move_??): Rename to cfv12_alu_??.
16876 (cf_v2_move_l_??): Rename to cfv12_omove_??.
16877 (cf_v2_mul_??): Remove reservations.
16878 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
16879 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
16880 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
16882 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
16883 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
16884 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
16885 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
16886 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
16887 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
16888 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
16889 expansions of the above reservations for instructions of sizes
16892 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16894 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
16896 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
16898 * coverage.c: Include tree-pass.h.
16899 (coverage_counter_alloc): Print da_file_name to the dump file.
16901 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16903 * sbitmap.c (sbitmap_range_empty_p): New function.
16904 * sbitmap.h (sbitmap_range_empty_p): New function.
16905 * bitmap.h: Now includes obstack.h.
16907 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
16908 Kenneth Zadeck <zadeck@naturalbridge.com>
16910 * dbgcnt.def (ra_byte_scan): Added.
16911 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
16912 when the last hit happens for a counter.
16913 * timevar.def (TV_DF_BYTE_LR): New variable.
16914 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
16915 * passes.c (pass_fast_rtl_byte_dce): New pass.
16916 * fwprop.c (update_df): Added mode to call df_ref_create.
16917 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16918 DF_REF_EXTRACT_OFFSET.
16919 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
16920 DF_BYTE_LR_OUT, df_byte_lr): New macro.
16922 (df_ref_extract): Added mode field.
16923 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
16924 DF_REF_EXTRACT_OFFSET.
16925 (DF_REF_EXTRACT_MODE): New macro.
16926 (df_byte_lr_bb_info): New structure.
16927 (df_print_byte_regset, df_compute_accessed_bytes,
16928 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
16929 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
16930 df_byte_lr_simulate_uses,
16931 df_byte_lr_simulate_artificial_refs_at_top,
16932 df_byte_lr_simulate_artificial_refs_at_end,
16933 df_compute_accessed_bytes): New function.
16934 (df_ref_create): Add parameter.
16935 (df_byte_lr_get_bb_info): New inline function.
16936 * df-scan.c (df_ref_record, df_uses_record,
16937 df_ref_create_structure): Added mode parameter.
16938 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
16939 df_defs_record, df_uses_record, df_get_conditional_uses,
16940 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
16941 df_entry_block_defs_collect, df_exit_block_uses_collect):
16942 Added mode parameter to calls to df_ref_record, df_uses_record,
16943 df_ref_create_structure.
16944 (df_ref_equal_p, df_ref_compare): Added test for modes.
16945 (df_ref_create_structure): Added code to set mode. Renamed
16946 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16947 DF_REF_EXTRACT_OFFSET.
16948 * df-core.c (df_print_byte_regset): New function.
16949 * df-byte-scan.c: New file.
16950 * df-problems.c (df_rd_transfer_function): Removed unnecessary
16951 calls to BITMAP_FREE.
16952 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
16953 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
16954 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
16955 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
16956 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
16957 df_byte_lr_local_compute, df_byte_lr_init,
16958 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
16959 df_byte_lr_transfer_function, df_byte_lr_free,
16960 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
16961 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
16962 df_byte_lr_simulate_uses,
16963 df_byte_lr_simulate_artificial_refs_at_top,
16964 df_byte_lr_simulate_artificial_refs_at_end): New function.
16965 * dce.c (byte_dce_process_block): New function.
16966 (dce_process_block): au is now passed in rather than computed
16967 locally. Changed loops that look at artificial defs to not look
16968 for conditional or partial ones, because there never are any.
16969 (fast_dce): Now is able to drive byte_dce_process_block or
16970 dce_process_block depending on the kind of dce being done.
16971 (rest_of_handle_fast_dce): Add parameter to fast_dce.
16972 (rest_of_handle_fast_byte_dce): New function.
16973 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
16974 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
16976 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
16979 * gcc.h: Added fortran options that take arguments to
16980 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
16983 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
16985 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
16986 scalarization if on the LHS and not a full access.
16988 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16990 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
16992 2008-04-18 Rafael Espíndola <espindola@google.com>
16994 * tree-vrp.c (find_case_label_index): Fix the binary search.
16995 (find_case_label_range): New.
16996 (vrp_visit_switch_stmt): Use find_case_label_range.
16997 (simplify_switch_using_ranges): Use find_case_label_range.
16999 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17001 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17002 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17004 2008-04-18 Tom Tromey <tromey@redhat.com>
17007 * doc/cpp.texi (Implementation-defined behavior): Mention
17010 2008-04-18 Ian Lance Taylor <iant@google.com>
17012 * fold-const.c (pointer_may_wrap_p): New static function.
17013 (fold_comparison): Add another test for pointer overflow. Use
17014 pointer_may_wrap_p to disable some false positives.
17016 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17018 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17019 (fname_as_string): Match updated cpp_interpret_string prototype.
17020 (fix_string_type): Support char16_t* and char32_t*.
17021 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17022 derivative) nodes. Register as builtin if C++0x.
17023 (c_parse_error): Support CPP_CHAR{16,32}.
17024 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17025 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17026 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17027 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17028 CTI_CHAR32_ARRAY_TYPE>: New elements.
17029 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17030 char32_type_node, signed_char32_type_node, char16_array_type_node,
17031 char32_array_type_node): New defines.
17032 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17033 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17034 (lex_string): Support CPP_STRING{16,32}, match updated
17035 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17036 (lex_charconst): Support CPP_CHAR{16,32}.
17037 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17038 and CPP_STRING{16,32}.
17040 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17043 * aclocal.m4: Regenerate.
17044 * configure: Regenerate.
17046 2008-04-18 Jan Hubicka <jh@suse.cz>
17048 * except.c (dw2_size_of_call_site_table,
17049 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17051 * cgraphbuild.c (build_cgraph_edges): Update.
17052 * tree-pass.h: Update comment.
17053 * final.c (leaf_function_p): Update.
17054 (leaf_renumber_regs): Update.
17055 (rest_of_clean_state): Update.
17056 * omp-low.c (expand_omp_parallel): Update.
17057 * ipa-reference.c (analyze_function): Update.
17058 * reorg.c (find_end_label): Update.
17059 (optimize_skip): Update.
17060 (fill_simple_delay_slots): Update.
17061 (fill_simple_delay_slots): Update.
17062 (make_return_insns): Update.
17063 (dbr_schedule): Update.
17064 * gimple-low.c (record_vars_into): Update.
17065 * cfgbuild.c (make_edges): Update.
17066 * function.c (assign_stack_local): Update.
17067 (assign_parm_adjust_stack_rtl): Update.
17068 (locate_and_pad_parm): Update.
17069 (allocate_struct_function): Do not initialize stack_alignment_needed
17070 and preferred_stack_boundary here.
17071 (stack_protect_prologue): Update.
17072 (stack_protect_epilogue): Update.
17073 (expand_function_start): Initialize stack_alignment_needed,
17074 preferred_stack_boundary and max_jumptable_ents.
17075 (expand_function_end): Update.
17076 (free_after_compilation): Do not NULLify epilogue_delay_list.
17077 * function.h (struct rtl_data): Add stack_protect_guard,
17078 stack_alignment_needed,
17079 preferred_stack_boundary, epilogue_delay_list.
17080 (struct function): Remove value_histograms, stack_alignment_needed,
17081 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17083 unexpanded_var_list, stack_protect_guard.
17084 (current_function_epilogue_delay_list): Remove.
17085 * ipa-type-escape.c (analyze_function): Update.
17086 * gimplify.c (pop_gimplify_context): Update comment.
17087 * calls.c (expand_call): Update.
17088 (emit_library_call_value_1): Update.
17089 * except.c (set_nothrow_function_flags): Update.
17090 * cfgexpand.c (get_decl_align_unit): Update.
17091 (create_stack_guard): Update.
17092 (estimated_stack_frame_size): Update.
17093 (expand_used_vars): Update.
17094 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17095 * explow.c (allocate_dynamic_stack_space): Update.
17096 * tree-ssa-live.c (remove_unused_locals): Update.
17097 * varasm.c (mark_constant_pool): Update.
17098 * tree-inline.c (remap_decls): Update.
17099 (initialize_cfun): Update.
17100 (declare_return_variable): Update.
17101 (inline_forbidden_p): Update.
17102 (expand_call_inline): Update.
17103 (declare_inline_vars): Update.
17104 (tree_function_versioning): Update.
17105 * tree-flow.h (value_histograms): New.
17106 (VALUE_HISTOGRAMS): New macro.
17107 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17109 * tree-cfg.c (set_bb_for_stmt): Update.
17110 (replace_by_duplicate_decl): Update.
17111 (move_block_to_fn): Update.
17112 (new_label_mapper): Update.
17113 (dump_function_to_file): Update.
17114 * ipa-struct-reorg.c (build_data_structure): Update.
17115 * cfgrtl.c (print_rtl_with_bb): Update.
17116 * reload1.c (reload): Update.
17118 * config/i386/i386.c (setup_incoming_varargs_64,
17119 ix86_compute_frame_layout): Update.
17120 * config/arc/arc.c (arc_output_function_epilogue): Update.
17122 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17124 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17125 for FreeBSD as well.
17126 * gthr-posix95.h: Likewise.
17128 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17130 PR rtl-optimization/35838
17131 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17132 out the byte offset of the first subreg.
17134 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17136 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17137 to split_ti instead of three separate calls with single member arrays.
17138 (subti3 splitter): Ditto.
17139 (adddi3 splitter): Ditto with split_di.
17140 (subdi3 splitter): Ditto.
17141 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17142 two separate calls with single member arrays. Swap match_dup
17143 operands 1 and 2 to better fit into the array.
17144 (negdi2 splitter): Ditto with split_di.
17145 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17146 two separate calls with single member arrays. Swap match_dup operands
17147 6 and 7 to better fit into the array.
17149 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17151 * config/i386/i386.c (sse_builtin_type): New.
17152 (bdesc_sse_args): Likewise.
17153 (bdesc_sse_3arg): Removed.
17154 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17155 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17156 IX86_BUILTIN_ROUNDPS.
17157 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17158 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17159 IX86_BUILTIN_ROUNDPS.
17160 (ix86_expand_sse_4_operands_builtin): Removed.
17161 (ix86_expand_sse_operands_builtin): New.
17162 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17163 and CODE_FOR_sse4_1_roundps.
17164 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17165 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17167 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17170 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17171 regs before frame pop when needed. If use_backchain_to_restore_sp
17172 then load backchain into a temp reg to restore vr and vrsave. Add
17173 code to restore vr after frame pop if possible.
17175 2008-04-17 Richard Guenther <rguenther@suse.de>
17177 * tree-vn.c (expressions_equal_p): Do not check type
17178 equality or compatibility before calling operand_equal_p.
17179 * fold-const.c (operand_equal_p): Check equivalence of
17180 integer constants before bailing out due to signedness or
17181 precision differences.
17182 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17183 spurious differences in type qualification. Ignore types
17184 for COMPONENT_REFs at all.
17186 2008-04-17 Christian Bruel <christian.bruel@st.com>
17188 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17189 msw_skip comparison.
17191 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17194 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17197 PR tree-optimization/35899
17198 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17199 rather than TREE_OPERAND.
17201 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17204 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17205 temporary registers. Change operand predicate to general_operand.
17206 (remainderxf3): Ditto.
17208 2008-04-16 Richard Guenther <rguenther@suse.de>
17210 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17211 * tree-affine.c (aff_combination_expand): Look through some
17214 2008-04-15 Doug Kwan <dougkwan@google.com>
17216 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17218 * tree-pretty-print.c (dump_generic_node): Ditto.
17219 * final.c (output_addr_const): Ditto.
17220 * dwarf2out.c (output_cfi): Ditto.
17221 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17222 * print-rtl.c (print_rtx): Ditto.
17223 * print-tree.c (print_node_brief, print_node): Ditto.
17224 * c-common.c (match_case_to_enum_1): Ditto.
17225 * sched-vis.c (print_value): Ditto.
17226 * config/i386/i386.c (print_operand): Cast to long unsigned int
17229 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17230 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17231 MS Windows VirtualProtect function.
17233 2008-04-15 Jan Hubicka <jh@suse.cz>
17235 * gengtype.c (write_root): Param_is argument is OK.
17236 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17237 * function.h: Include varray.h
17238 (rtl_eh): New stucture based on except.c one.
17239 (call_site_record): New forward declaration and vector type.
17240 * calls.c (emit_call_1): Do not call
17241 note_current_region_may_contain_throw.
17242 * except.c (eh_status): Remove cur_region, try_region since they are
17244 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17245 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17246 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17247 Remove call_site_data_used, call_site_data_size.
17248 Turn call_site_record into vector in function.h.
17249 (note_current_region_may_contain_throw): Remove.
17250 (get_exception_pointer, get_exception_filter): Do not take struct
17251 function argument; update.
17252 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17253 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17254 build_post_landing_pads, dw2_build_landing_pads,
17255 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17256 sjlj_emit_function_enter, sjlj_emit_function_enter,
17257 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17258 sjlj_build_landing_pads, finish_eh_generation,
17259 remove_exception_handler_label, remove_eh_handler,
17260 maybe_remove_eh_handler, add_reachable_handler,
17261 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17262 add_action_record, collect_one_action_chain, add_call_site,
17263 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17264 sjlj_output_call_site_table, output_function_exception_table,
17265 * except.h (note_current_region_may_contain_throw): Remove
17266 (get_exception_pointer, get_exception_filter): Do not take struct
17268 * Makefile.in (GTFILES): Put varargs before struct function.
17270 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17272 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17273 punt for STRING_CST.
17274 (get_constraint_for): Deal with STRING_CST here instead.
17276 2008-04-15 Richard Guenther <rguenther@suse.de>
17278 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17279 statements in a basic-block with a backward walk. Do not
17280 substitute into dead statements but instead remove those.
17282 2008-04-15 Richard Guenther <rguenther@suse.de>
17284 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17285 to zero, thus disable creation of SFTs.
17287 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17289 * tree-predcom.c (suitable_reference_p): Return false if the
17290 reference can throw.
17292 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17295 * c-decl.c (finish_decl): If extern or static var has variable
17296 size, set TREE_TYPE (decl) to error_mark_node.
17298 2008-04-15 Rafael Espíndola <espindola@google.com>
17300 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17303 2008-04-15 Richard Guenther <rguenther@suse.de>
17305 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17306 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17307 (visit_reference_op_load): Do walk vuse-vdef chains on
17308 vn_reference_lookup.
17309 (visit_reference_op_store): But do not here.
17310 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17311 vn_reference_lookup.
17312 (vn_lookup_with_vuses): But do so here.
17314 2008-04-14 Ian Lance Taylor <iant@google.com>
17316 * fold-const.c (fold_overflow_warning): Remove assertion.
17318 2008-04-15 Ben Elliston <bje@au.ibm.com>
17320 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17321 temp1 local variables.
17323 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17326 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17327 ".text.unlikely" section as executable.
17329 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17331 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17332 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17333 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17334 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17335 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17336 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17337 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17339 2008-04-14 Ian Lance Taylor <iant@google.com>
17341 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17342 * fold-const.c (fold_comparison): If appropriate, test
17343 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17344 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17345 reassociating a pointer type.
17346 * doc/invoke.texi (Optimize Options): Document that
17347 -fstrict-overflow applies to pointer wraparound.
17349 2008-04-13 Jan Hubicka <jh@suse.cz>
17351 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17353 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17355 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17356 we are going to "save the world".
17358 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17360 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17361 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17362 operand 0 constraint, not "=".
17364 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17366 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17368 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17370 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17371 of size of positions_needed * CHAR_BIT.
17373 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17375 PR middle-end/35897
17376 * dse.c (store_info): Change positions_needed to unsigned
17378 (lowpart_bitmask): New.
17379 (record_store): Cast to unsigned HOST_WIDE_INT for
17380 positions_needed. Assert width <= size of positions_needed *
17381 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17382 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17383 lowpart_bitmask to set mask.
17385 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17387 * config/bfin/constraints.md: New file.
17388 * config/bfin/bfin.md: Include it.
17389 (adddi3): Use satisfies_constraint functions instead of the old macros.
17390 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17391 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17392 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17393 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17394 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17395 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17396 EXTRA_CONSTRAINT): Delete.
17397 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17398 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17400 * config/bfin/bfin.c: Include "tm-constrs.h".
17401 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17402 Use satisfies_constraint functions instead of the old macros.
17403 * doc/md.texi (Blackfin Constraints): Update file name reference.
17405 2008-04-11 Richard Guenther <rguenther@suse.de>
17407 PR tree-optimization/35869
17408 * tree-vrp.c (execute_vrp): Move switch statement update after
17409 jump threading. Schedule another cfg cleanup run.
17411 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17414 * attribs.c (decl_attributes): Return early on errorneous node.
17416 2008-04-10 Oleg Ryjkov <olegr@google.com>
17418 * tree.h (struct tree_base): Added a new flag default_def_flag.
17419 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17421 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17423 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17425 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17428 * pa.md: Define mode iterator P. Define mode attribute dwc.
17429 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17430 (icacheflush): Likewise.
17431 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17432 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17434 2008-04-11 Ben Elliston <bje@au.ibm.com>
17436 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17438 2008-04-10 Rafael Espíndola <espindola@google.com>
17440 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17441 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17442 (extract_range_from_expr): The same.
17444 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17446 * config/mips/mips.md (GPR2): New mode iterator.
17447 (seq): Add comment.
17448 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17449 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17450 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17451 Rewrite these to take two modes, the mode of comparison and the
17452 mode of the destination.
17453 * config/mips/mips.c (mips_expand_scc): Instead of having
17454 paradoxical subreg as destination, expand "narrowing" scc if mode
17455 of comparison is SI and target is requested in DI mode.
17456 (mips_emit_int_order_test): Update comment. Make mode of
17457 comparison match CMP0 rather than TARGET. When creating inverse
17458 target use mode of TARGET.
17460 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17462 * gcov-dump.c (tag_summary): Only print summaries for the first
17463 GCOV_COUNTERS_SUMMABLE counters.
17465 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17467 * config/i386/i386.md (absneg): New code iterator.
17468 (absnegprefix): New code attribute.
17469 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17470 patterns using absneg code iterator.
17471 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17472 using absneg code iterator.
17473 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17474 *neg<mode>2 patterns using absneg code iterator.
17475 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17476 *negextendsfdf2 patterns using absneg code iterator.
17477 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17478 *negextendsfxf2 patterns using absneg code iterator.
17479 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17480 *negextendsfdf2 patterns using absneg code iterator.
17481 * config/i386/sse.md (<code><mode>2): Macroize expander from
17482 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17484 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17486 * config/s390/s390.h: Remove the remains of the recent search
17487 & replace action of current_function_outgoing_args_size.
17489 2008-04-10 Ira Rosen <irar@il.ibm.com>
17491 PR tree-optimization/35821
17492 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17493 NEW_STMT_LIST is not NULL.
17495 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17498 * toplev.c (process_options): Remove -ffunction-sections debugging
17501 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17503 PR middle-end/PR28690
17504 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17505 than gen_rtx_fmt_ee to perform more canonicalizations.
17507 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17510 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17512 2008-04-09 Richard Guenther <rguenther@suse.de>
17514 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17515 (dump_function_to_file): Dump function arguments with types.
17517 2008-04-08 Richard Guenther <rguenther@suse.de>
17519 * fold-const.c (fold_widened_comparison): Do not allow
17520 sign-changes that change the result.
17522 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17525 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17526 kinds of indirect references.
17528 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17530 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17531 GNU Fortran language string.
17533 2008-04-08 Rafael Espíndola <espindola@google.com>
17535 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17536 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17537 * tree.h (tree_call_nonnegative_warnv_p): New.
17539 2008-04-08 Jan Hubicka <jh@suse.cz>
17541 * function.c (free_after_compilation): Clear out regno_reg_rtx
17544 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17547 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17549 PR middle-end/PR28690
17550 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17551 same precedence as REG_POINTER and MEM_POINTER operands.
17553 2008-04-08 Richard Guenther <rguenther@suse.de>
17555 PR middle-end/35834
17556 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17557 for adding index to base.
17559 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17561 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17562 (MINGW_ENABLE_EXECUTE_STACK): New.
17563 (IN_LIBGCC2): For libgcc include windows.h file for
17564 function declarations.
17566 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17568 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17569 and tem2 if tem1 is not a REG or MULT.
17571 2008-04-08 Jan Hubicka <jh@suse.cz>
17573 * function.h (incomming_args): Break out of struct function.
17574 (function_subsections): Break out of struct function.
17575 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17576 return_rtx and hard_reg_initial_vals from struct function.
17577 Kill inl_max_label_num.
17578 (current_function_pops_args, current_function_args_info,
17579 current_function_args_size, current_function_args_size,
17580 current_function_pretend_args_size,
17581 current_function_outgoing_args_size,
17582 current_function_internal_arg_pointer, current_function_return_rtx):
17583 Kill compatibility accestor macros.
17584 * builtins.c (expand_builtin_apply_args_1): Update.
17585 (expand_builtin_next_arg): Update.
17586 * df-scan.c (df_get_call_refs): Update.
17587 * dbxout.c (dbxout_function_end): Update.
17588 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17589 (output_line_info): Update.
17590 (secname_for_decl): Update.
17591 (dwarf2out_var_location): Update.
17592 * function.c (free_after_compilation): Update.
17593 (assign_parm_find_stack_rtl): Update.
17594 (assign_parms): Update.
17595 (expand_dummy_function_end): Update.
17596 (expand_function_end): Update.
17597 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17598 (expand_call): Update.
17599 (emit_library_call_value_1): Update.
17600 (store_one_arg): Update.
17601 * varasm.c (initialize_cold_section_name): Update.
17602 (unlikely_text_section): Update.
17603 (unlikely_text_section_p): Update.
17604 (assemble_start_function): Update.
17605 (assemble_end_function): Update.
17606 (default_section_type_flags): Update.
17607 (switch_to_section): Update.
17608 * integrate.c (set_decl_abstract_flags): Update.
17609 (get_hard_reg_initial_val): Update.
17610 (has_hard_reg_initial_val): Update.
17611 (allocate_initial_values): Update.
17612 * resource.c (init_resource_info): Update.
17613 * config/alpha/alpha.c (NUM_ARGS): Update.
17614 (direct_return): Update.
17615 (alpha_va_start): Update.
17616 (alpha_sa_size): Update.
17617 (alpha_initial_elimination_offset): Update.
17618 (alpha_expand_prologue): Update.
17619 (alpha_start_function): Update.
17620 (alpha_expand_epilogue): Update.
17621 (unicosmk_initial_elimination_offset):
17622 * config/alpha/alpha.md (call expander): Update.
17623 * config/s390/s390.c (s390_register_info): Update.
17624 (s390_register_info): Update.
17625 (s390_frame_info): Update.
17626 (s390_initial_elimination_offset): Update.
17627 (s390_build_builtin_va_list): Update.
17628 (s390_va_start): Update.
17629 * config/spu/spu.c (direct_return): Update.
17630 (spu_expand_prologue): Update.
17631 (spu_initial_elimination_offset): Update.
17632 (spu_build_builtin_va_list): Update.
17633 (spu_va_start): Update.
17634 * config/sparc/sparc.c (sparc_init_modes): Update.
17635 (sparc_compute_frame_size): Update.
17636 (function_value): Update.
17637 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17638 * config/i386/i386.md (return expander): Update.
17639 * config/i386/i386.c (ix86_va_start): Update.
17640 (ix86_can_use_return_insn_p): Update.
17641 (ix86_compute_frame_layout): Update.
17642 (ix86_expand_epilogue): Update.
17643 * config/sh/sh.c (output_stack_adjust): Update.
17644 (calc_live_regs): Update.
17645 (sh_expand_prologue): Update.
17646 (sh_builtin_saveregs): Update.
17647 (sh_va_start): Update.
17648 (initial_elimination_offset): Update.
17649 (sh_allocate_initial_value): Update.
17650 (sh_function_ok_for_sibcall): Update.
17651 (sh_get_pr_initial_val): Update.
17652 * config/sh/sh.md (return expander): Update.
17653 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17654 * config/crx/crx.c (crx_compute_frame): UPdate.
17655 (crx_initial_elimination_offset): UPdate.
17656 * config/xtensa/xtensa.c (compute_frame_size): Update
17657 (xtensa_builtin_saveregs): Update.
17658 (xtensa_va_start): Update.
17659 (order_regs_for_local_alloc): Update.
17660 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17661 (xstormy16_expand_builtin_va_start): Update.
17662 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17663 * config/m68hc11/m68hc11.md (return expanders): Update.
17664 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17665 (expand_epilogue): Update.
17666 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17667 (cris_simple_epilogue): Update.
17668 (cris_expand_prologue): Update.
17669 (cris_expand_epilogue): Update.
17670 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17671 (compute_frame_size): Update.
17672 * config/mt/mt.c (mt_compute_frame_size): Update.
17673 * config/mn10300/mn10300.c (expand_prologue): Update.
17674 (expand_epilogue): Update.
17675 (initial_offset): Update.
17676 (mn10300_builtin_saveregs):
17677 * config/mn10300/mn10300.md (return expander): Update.
17678 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17679 (ia64_initial_elimination_offset): Update.
17680 (ia64_initial_elimination_offset): Update.
17681 (ia64_expand_prologue): Update.
17682 * config/m68k/m68k.md (return expander): Update.
17683 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17684 (rs6000_stack_info): Update.
17685 * config/mcore/mcore.c (layout_mcore_frame): Update.
17686 (mcore_expand_prolog): Update.
17687 * config/arc/arc.c (arc_compute_frame_size): Update.
17688 * config/score/score3.c (score3_compute_frame_size): Update.
17689 * config/score/score7.c (score7_compute_frame_size): Update.
17690 * config/arm/arm.c (use_return_insn): Update.
17691 (thumb_find_work_register): Update.
17692 (arm_compute_save_reg_mask): Update.
17693 (arm_output_function_prologue): Update.
17694 (arm_output_epilogue): Update.
17695 (arm_size_return_regs): Update.
17696 (arm_get_frame_offsets): Update.
17697 (arm_expand_prologue): Update.
17698 (thumb_exit): Update.
17699 (thumb_unexpanded_epilogue): Update.
17700 (thumb1_output_function_prologue): Update.
17701 * config/pa/pa.md (return expander): Update.
17702 * config/pa/pa.c (compute_frame_size): Update.
17703 (hppa_builtin_saveregs): Update.
17704 * config/mips/mips.c (mips_va_start): Update.
17705 (mips16_build_function_stub): Update.
17706 (mips_compute_frame_info): Update.
17707 (mips_restore_gp): Update.
17708 (mips_output_function_prologue): Update.
17709 (mips_expand_prologue): Update.
17710 * config/v850/v850.c (compute_frame_size): Update.
17711 (expand_prologue): * config/mmix/mmix.c (along): update.
17712 (mmix_initial_elimination_offset): update.
17713 (mmix_reorg): update.
17714 (mmix_use_simple_return): update.
17715 (mmix_expand_prologue): update.
17716 (mmix_expand_epilogue): Update.
17717 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17718 (emit_link_insn): Update.
17720 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17722 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17723 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17725 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17728 2008-04-07 Jan Hubicka <jh@suse.cz>
17730 * function.h (rtl): Rename to x_rtl.
17731 (crtl): New define.
17732 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17733 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17734 used_temp_slots avail_temp_slots, temp_slot_level,
17735 nonlocal_goto_handler_labels): Update accesstors.
17736 (rtl): New global variable.
17737 (struct function): Move some fileds to rtl_data.
17738 (get_arg_pointer_save_area): Update prototype.
17739 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17740 get_arg_pointer_save_area.
17741 * expr.c (init_expr): Update
17742 * function.c (get_frame_size): Update
17743 (assign_stack_local): Update
17744 (expand_function_end): Update.
17745 (get_art_pointer_save_area): Update
17747 * emit-rtl.c (rtl): Declare.
17748 (regno_reg_rtx): Declare.
17749 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17751 (gen_reg_rtx): Update.
17752 * varasm.c (n_deferred_constatns): Update accestor.
17753 (init_varasm_status): Do not allocate varasm_status.
17754 (force_const_mem, get_pool_size, output_constant_pool): Update.
17755 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17756 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17757 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17758 * sparc/sparc.h (INIT_EXPANDERS): Update.
17759 * ia64/ia64.h (INIT_EXPANDERS): Update.
17761 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17763 * reload.c (push_secondary_reload): Add missing break to for loop.
17765 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17767 PR middle-end/PR28690
17768 * rtlanal.c: Update copyright years.
17769 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17770 as REG_POINTER and MEM_POINTER operands.
17771 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17772 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17773 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17774 * gcse.c: Update copyright years.
17775 (pre_delete): Call gen_reg_rtx_and_attrs.
17776 (hoist_code): Likewise.
17777 (build_store_vectors): Likewise.
17778 (delete_store): Likewise.
17779 * loop-invariant.c (move_invariant_reg): Likewise.
17780 Update copyright years.
17782 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17784 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17785 control string instead of quoted.
17787 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17789 * doc/rtl.texi: Rewrite of subreg section.
17791 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17794 * config/i386/i386.c (legitimize_pic_address): Add treating
17795 of dllimport SYM_REF's.
17796 (legitimize_dllimport_symbol): Add prototype.
17798 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17800 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17801 reference in constructor with non self-referential type.
17803 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17805 Removal of Return with Depressed Stack Pointer support
17806 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17807 (ECF_SP_DEPRESSED): Likewise.
17808 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17809 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17810 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17811 (expand_call): Do not test ECF_SP_DEPRESSED.
17812 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17813 * function.c (keep_stack_depressed): Delete.
17814 (handle_epilogue_set): Likewise.
17815 (update_epilogue_consts): Likewise.
17816 (emit_equiv_load): Likewise.
17817 (thread_prologue_and_epilogue_insns): Remove support for Return with
17818 Depressed Stack Pointer.
17819 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17821 2008-04-06 Richard Guenther <rguenther@suse.de>
17823 PR tree-optimization/35400
17824 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
17825 information from SSA_NAMEs.
17827 2008-04-06 Anatoly Sokolov <aesok@post.ru>
17829 * config/avr/avr.h (avr_mega_p): Remove declaration.
17830 (AVR_MEGA): Remove macro.
17831 * config/avr/avr.c (avr_mega_p): Remove variable.
17832 (avr_override_options): Remove inicializion of avr_mega_p.
17833 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17834 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17835 (avr_jump_mode): (Ditto.).
17836 (avr_output_progmem_section_asm_op): (Ditto.).
17837 (avr_asm_init_sections): (Ditto.).
17838 (avr_asm_init_sections): (Ditto.).
17839 (avr_rtx_costs): (Ditto.).
17840 * config/avr/avr.md: (Ditto.).
17841 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
17844 2008-04-06 Richard Guenther <rguenther@suse.de>
17846 PR tree-optimization/35842
17847 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
17848 is_gimple_invariant_address.
17850 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17852 * gcc.c (default_compilers): Sync Fortran extensions list with
17853 that in fortran/lang-specs.h.
17854 * doc/invoke.texi: Likewise.
17855 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
17856 * dwarf2out.c (gen_compile_unit_die): Likewise.
17858 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
17860 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
17862 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
17865 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
17866 attribute is used for nested functions.
17868 2008-04-05 Jan Hubicka <jh@suse.cz>
17870 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
17872 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
17874 (dump_files): Update.
17875 (enable_rtl_dump_file): Do not accept letter argument.
17876 * tree-pass.h (dump_file_info): Remove letter argument.
17877 * toplev.c (decode_d_option): Update -da handling.
17878 * toplev.h (enable_rtl_dump_file): Update prototype.
17879 * passes.c (register_one_dump_file): Do not accept IPA argument; work
17880 it out based on pass type.
17881 (register_dump_files_1): Likewise.
17882 (init_optimization_passes): Update register_one_dump_file calls.
17883 (execute_one_pass): Sanity check that IPA passes are called at IPA
17884 level and RTL passes at RTL level.
17885 (execute_pass_list): IPA pass can not be after or subpass of
17887 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
17888 disallov RTL subpasses of IPA subpasses.
17890 2008-04-05 Ben Elliston <bje@au.ibm.com>
17892 * tree-cfg.c (need_fake_edge_p): Return false for calls to
17893 builtins that return exactly once and do not throw. Cache call to
17896 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
17898 PR rtl-optimization/34916
17899 PR middle-end/35519
17900 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
17901 between instruction pairs.
17903 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
17905 * doc/invoke.texi: Document -mbitops for SH.
17906 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
17907 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
17908 * config/sh/sh.c (print_operand): Add %t operand code.
17909 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
17910 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
17911 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
17912 (extendqihi2): Likewise.
17913 (movqi_i): Likewise.
17914 (insv): Use bset, bclr and bst instructions for SH2A if possible.
17915 (extv): Use bld instruction for SH2A if possible.
17917 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
17918 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
17919 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
17920 (bset.b, bclr.b): Define peepholes.
17921 * config/sh/sh.opt (mbitops): New option.
17923 2008-04-04 Janis Johnson <janis187@us.ibm.com>
17926 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
17927 and view convert expression.
17929 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17932 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17934 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
17936 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
17938 * config/i386/cpuid.h (bit_AES): New.
17939 (bit_PCLMUL): Likewise.
17941 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
17942 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
17943 SSE2 if AES or PCLMUL is enabled.
17944 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
17945 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17946 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
17947 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
17948 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
17949 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
17950 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17951 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
17952 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
17953 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
17954 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
17955 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
17956 __builtin_ia32_aeskeygenassist128 and
17957 __builtin_ia32_pclmulqdq128.
17958 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
17959 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
17960 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
17962 * config/i386/i386.h (TARGET_AES): New.
17963 (TARGET_PCLMUL): Likewise.
17964 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
17966 * config/i386/i386.md (UNSPEC_AESENC): New.
17967 (UNSPEC_AESENCLAST): Likewise.
17968 (UNSPEC_AESDEC): Likewise.
17969 (UNSPEC_AESDECLAST): Likewise.
17970 (UNSPEC_AESIMC): Likewise.
17971 (UNSPEC_AESKEYGENASSIST): Likewise.
17972 (UNSPEC_PCLMUL): Likewise.
17974 * config/i386/i386.opt (maes): New.
17975 (mpclmul): Likewise.
17977 * config/i386/sse.md (aesenc): New pattern.
17978 (aesenclast): Likewise.
17979 (aesdec): Likewise.
17980 (aesdeclast): Likewise.
17981 (aesimc): Likewise.
17982 (aeskeygenassist): Likewise.
17983 (pclmulqdq): Likewise.
17985 * config/i386/wmmintrin.h: New.
17987 * doc/extend.texi: Document AES and PCLMUL built-in function.
17989 * doc/invoke.texi: Document -maes and -mpclmul.
17991 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
17993 * function.c (free_after_parsing): Replace with
17994 cxx_push_function_context from C++ front-end.
17995 (allocate_struct_function): Don't call langhook.
17996 * langhooks.h (struct lang_hooks_for_functions): Delete.
17997 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
17999 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18000 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18001 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18002 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18003 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18004 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18005 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18007 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18008 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18010 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18013 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18016 2008-04-04 Richard Guenther <rguenther@suse.de>
18018 PR middle-end/35823
18019 * fold-const.c (optimize_minmax_comparison): Use the correct
18020 type for the constant in the simplified comparison.
18022 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18024 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18025 Pass L2 size as "--param l2-cache-size" to the compiler.
18026 (decode_l2_cache): New function to decode L2 cache parameters using
18027 0x8000006 extended cpuid function.
18028 (detect_caches_amd): Determine parameters of L2 cache using
18029 decode_l2_caches function.
18030 (decode_caches_intel): Decode L2 cache parameters.
18031 (detect_caches_intel): Determine L2 cache parameters using
18032 decode_caches_intel and decode_l2_caches functions.
18034 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18036 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18037 secondary input reload for subword loads from the constant pool.
18039 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18042 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18043 constants of the appropriate size for runtime calculations.
18046 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18047 decimal-float literal constant zero.
18049 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18052 * c-parser.c (c_parser_omp_atomic): Call
18053 default_function_array_conversion on the RHS.
18055 PR middle-end/35818
18056 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18057 call is_variable_sized if decl has incomplete type.
18059 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18061 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18063 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18065 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18067 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18068 (sgt<u>): Merge sgt and sgtu into new expander.
18069 (sgt, sgtu): Remove expanders.
18070 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18071 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18072 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18073 *sgtu_<mode>_mips16 into new pattern.
18074 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18075 (sge<u>): Merge sge and sgeu into new expander.
18076 (sge, sgeu): Remove expanders.
18077 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18079 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18080 (slt<u>): Merge slt and sltu into new expander.
18081 (slt, sltu): Remove expanders.
18082 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18083 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18084 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18085 *sltu_<mode>_mips16 into new pattern.
18086 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18087 (sle<u>): Merge sle and sleu into new expander.
18088 (sle, sleu): Remove expanders.
18089 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18090 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18091 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18092 *sleu_<mode>_mips16 into new pattern.
18093 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18095 2008-04-03 Jan Hubicka <jh@suse.cz>
18097 PR tree-optimization/35795
18098 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18099 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18100 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18101 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18102 * score/score3.c (score3_output_mi_thunk): Likewise.
18103 * score/score7.c (score7_output_mi_thunk): Likewise.
18104 * mips/mips.c (mips_output_mi_thunk): Likewise.
18106 2008-04-03 Richard Guenther <rguenther@suse.de>
18108 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18109 conversions. Simplify code.
18111 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18113 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18115 2008-04-03 Tom Tromey <tromey@redhat.com>
18116 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18118 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18119 * config/bfin/t-bfin-linux (generated_files): Add
18120 linux-sysroot-suffix.h.
18121 * doc/install.texi (Prerequisites): Require make 3.80.
18122 * doc/sourcebuild.texi (Front End Directory): Document new
18124 * Makefile.in (generated_files): New variable.
18125 (ALL_HOST_OBJS): New variable.
18126 ($(ALL_HOST_OBJS)): New target.
18128 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18130 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18131 (remap_block): Call id->transform_lang_insert_block instead
18133 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18134 Set id.transform_lang_insert_block to NULL.
18135 (clone_body): Move to cp/optimize.c
18136 * tree-inline.h (struct copy_body_data): Change
18137 transform_lang_insert_block to function pointer.
18138 (copy_generic_body, copy_decl_no_change): Export.
18139 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18140 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18141 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18143 * c-tree.h (insert_block): Kill.
18144 * c-decl.c (insert_block): Kill.
18146 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18148 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18149 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18150 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18152 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18153 argument, call {push,pop}_function_context from here.
18154 * c-parser.c: Use c_{push,pop}_function_context.
18156 * function.c (push_function_context_to): Move meat ...
18157 (push_function_context): ... here. Simplify.
18158 * function.c (pop_function_context_from): Move meat ...
18159 (pop_function_context): ... here. Simplify.
18160 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18162 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18163 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18164 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18165 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18167 2008-04-03 Ben Elliston <bje@au.ibm.com>
18169 * expmed.c (extract_force_align_mem_bit_field): Remove.
18171 2008-04-03 Richard Guenther <rguenther@suse.de>
18173 PR middle-end/35800
18174 * expr.h (try_casesi): Adjust prototype.
18175 * expr.c (try_casesi): Take fallback label as extra parameter.
18176 Use that for gen_casesi if default_label is NULL.
18177 * stmt.c (expand_case): Pass fallback label to try_casesi,
18178 make sure to fill gaps with a fallback label if default_label
18181 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18184 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18186 2008-04-03 Ben Elliston <bje@au.ibm.com>
18188 * expmed.c (extract_split_bit_field): Remove if (0) code.
18189 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18190 (do_ds_constraint): Likewise.
18192 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18194 * doc/cppopts.texi (-dU): Document.
18195 * c-common.h (flag_dump_macros): Update comment.
18196 * c-opts.c (handle_OPT_d): Handle -dU.
18197 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18198 dump_queued_macros, cb_used_define, cb_used_undef): New.
18199 (init_pp_output): Handle -dU.
18200 (cb_line_change): Call dump_queued_macros.
18201 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18203 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18205 * config/avr/predicates.md (io_address_operand): New predicate.
18206 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18207 * config/avr/avr.c (avr_io_address_p): Remove function.
18208 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18209 'avr_io_address_p' function.
18210 (out_movhi_r_mr): (Ditto.).
18211 (out_movqi_mr_r): (Ditto.).
18212 (out_movhi_mr_r): (Ditto.).
18213 (avr_address_cost): (Ditto.).
18215 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18217 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18218 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18219 in 32bit mode when XMM registers are available to avoid store
18221 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18222 corresponding post-reload splitters.
18224 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18226 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18227 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18228 __builtin_ia32_roundss.
18229 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18230 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18231 __builtin_ia32_roundss.
18232 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18233 IX86_BUILTIN_SHUFPD here.
18235 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18237 * config/i386/i386.md (plogic): New.
18238 (plogicprefix): Likewise.
18240 * config/i386/mmx.md (mmx_<code><mode>3): New.
18241 (mmx_and<mode>3): Removed.
18242 (mmx_ior<mode>3): Likewise.
18243 (mmx_xor<mode>3): Likewise.
18245 * config/i386/sse.md (<code><mode>3): New.
18246 (*<code><mode>3): Likewise.
18247 (*<code><mode>3): Likewise.
18248 (<code><mode>3): Likewise.
18249 (*sse_<code><mode>3): Likewise.
18250 (*sse2_<code><mode>3): Likewise.
18251 (<code>tf3): Likewise.
18252 (*<code>tf3): Likewise.
18253 (and<mode>3): Likewise.
18254 (*and<mode>3): Likewise.
18255 (ior<mode>3): Removed.
18256 (*ior<mode>3): Likewise.
18257 (xor<mode>3): Likewise.
18258 (*xor<mode>3): Likewise.
18259 (*and<mode>3): Likewise.
18260 (*ior<mode>3): Likewise.
18261 (*xor<mode>3): Likewise.
18262 (and<mode>3): Likewise.
18263 (*sse_and<mode>3): Likewise.
18264 (*sse2_and<mode>3): Likewise.
18265 (andtf3): Likewise.
18266 (*andtf3): Likewise.
18267 (ior<mode>3): Likewise.
18268 (*sse_ior<mode>3): Likewise.
18269 (*sse2_ior<mode>3): Likewise.
18270 (iortf3): Likewise.
18271 (*iortf3): Likewise.
18272 (xor<mode>3): Likewise.
18273 (*sse_xor<mode>3): Likewise.
18274 (*sse2_xor<mode>3): Likewise.
18275 (xortf3): Likewise.
18276 (*xortf3): Likewise.
18278 2008-04-02 Richard Guenther <rguenther@suse.de>
18280 PR tree-optimization/14495
18281 PR tree-optimization/34793
18282 * tree-vrp.c (struct switch_update): New structure.
18283 (to_remove_edges, to_update_switch_stmts): New VECs.
18284 (simplify_switch_using_ranges): New function. Remove not taken
18285 case labels and edges.
18286 (simplify_stmt_using_ranges): Call it.
18287 (identify_jump_threads): Mark edges we have queued for removal
18288 so we don't thread them.
18289 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18291 * tree-cfg.c (group_case_labels): Deal with missing default label.
18292 (tree_verify_flow_info): Allow missing default label.
18293 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18294 (emit_case_nodes): Likewise.
18295 (expand_case): Do not rely on the default label to be present.
18296 * expr.c (try_casesi): Deal with NULL default_label.
18297 (do_tablejump): Likewise.
18299 2008-04-02 Richard Guenther <rguenther@suse.de>
18301 PR tree-optimization/14495
18302 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18303 SWITCH_EXPR here ...
18304 (vrp_visit_switch_stmt): ... but here (new function).
18305 (find_case_label_index): New helper function.
18306 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18308 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18310 * fwprop.c: Fix ISO-C99ism.
18312 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18315 * Makefile.in (objdir): Set it here.
18316 * configure.ac: Not here. Find dynamic linker characteristics.
18317 * exec-tool.in: Use them.
18318 * aclocal.m4: Regenerate.
18319 * configure: Regenerate.
18321 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18323 * expr.c (expand_var): Delete it.
18324 * expr.h (expand_var): Delete prototype.
18325 * function.c (expand_function_start): Use expand_decl instead.
18326 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18329 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18331 PR rtl-optimization/35542
18332 * fwprop.c (forward_propagate_and_simplify): Replace
18333 loc_reg_mentioned_in_p with reg_mentioned_p.
18335 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18337 PR rtl-optimization/35281
18338 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18339 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18340 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18341 (varying_mem_p): Move above propagate_rtx.
18342 (all_uses_available_at): Do not check MEMs.
18344 2008-04-02 Rafael Espíndola <espindola@google.com>
18346 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18347 (register_edge_assert_for_2): Split the cond argument.
18348 (register_edge_assert_for_1): Adjust for the change in
18349 register_edge_assert_for_2.
18350 (register_edge_assert_for): Split the cond argument.
18351 (find_switch_asserts): Adjust for the change in
18352 register_edge_assert_for.
18354 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18356 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18357 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18358 offsets for 64-bit mingw.
18359 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18360 abi for x86_64-pc-mingw.
18362 2008-04-02 Richard Guenther <rguenther@suse.de>
18364 * tree-vrp.c (extract_range_from_assert): Make sure to not
18365 produce range min/max with TREE_OVERFOW set.
18366 If merging a anti-range and a range keep the anti-range if
18367 the range covers all values of the type.
18368 (register_edge_assert_for_2): Only allow sign-changing
18369 conversions in detecting canonical range checks. Also
18370 register an assert for the unsigned name if useful.
18372 PR tree-optimization/35787
18373 * tree-vrp.c (vrp_val_max): New function.
18374 (vrp_val_min): Likewise.
18375 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18376 (vrp_val_is_min): Likewise.
18377 (supports_overflow_infinity): Use vrp_val_{min,max}.
18378 (negative_overflow_infinity): Likewise.
18379 (positive_overflow_infinity): Likewise.
18380 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18381 (is_positive_overflow_infinity): Likewise.
18382 (is_overflow_infinity): Likewise.
18383 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18384 vrp_val_is_{min,max}.
18385 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18386 to ranges if possible. Avoid empty ranges.
18388 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18390 PR middle-end/35705
18391 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18392 the expression is a function address.
18394 2008-04-01 George Helffrich <george@gcc.gnu.org>
18396 PR fortran/35154, fortran/23057
18397 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18398 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18399 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18400 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18402 (dbxout_syms): Check for COMMON-based symbol and wrap in
18403 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18404 in bracket for efficiency.
18406 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18407 using DW_TAG_common_block + member offset.
18408 (add_pubname_string): New function.
18409 (dw_expand_expr): New function to find block name and offset for
18411 (common_check): New function to check whether symbol in Fortran COMMON.
18412 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18414 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18417 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18419 2008-04-02 Ben Elliston <bje@au.ibm.com>
18421 * config/v850/v850.md (casesi): Remove if (0) code.
18422 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18423 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18425 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18427 * config/i386/i386.md (rex64suffix): New mode attribute.
18428 (floathi<mode>2): Disable expander for SSE math.
18429 (*floathi<mode>2_1): New insn insn_and_split pattern.
18430 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18431 corresponding post-reload splitters.
18432 (*floathi<mode>2_i387): New macroized insn pattern.
18433 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18434 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18435 insn_and_split pattern.
18436 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18437 New macroized instruction patterns and corresponding post-reload
18439 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18440 and corresponding post-reload splitters.
18441 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18442 New macroized instruction patterns.
18443 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18444 macroized instruction patterns and corresponding post-reload splitters.
18445 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18446 corresponding post-reload splitters.
18447 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18448 New macroized instruction patterns.
18449 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18450 corresponding post-reload splitters.
18451 (*floatsi<mode>2_i387): New macroized instruction patterns.
18453 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18455 * config/i386/i386.md (smaxmin): New.
18456 (umaxmin): Likewise.
18457 (maxminiprefix): Likewise.
18458 (maxminfprefix): Likewise.
18459 (<code><mode>3): Likewise.
18460 (smin<mode>3): Removed.
18461 (smax<mode>3): Likewise.
18463 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18464 (mmx_<code>v4hi3): Likewise.
18465 (mmx_<code>v8qi3): Likewise.
18466 (mmx_smaxv2sf3): Removed.
18467 (mmx_sminv2sf3): Likewise.
18468 (mmx_umaxv8qi3): Likewise.
18469 (mmx_smaxv4hi3): Likewise.
18470 (mmx_uminv8qi3): Likewise.
18471 (mmx_sminv4hi3): Likewise.
18473 * config/i386/sse.md (<addsub><mode>3): New.
18474 (*<addsub><mode>3): Likewise.
18475 (<sse>_vm<addsub><mode>3): Likewise.
18476 (<maxmin><mode>3): Likewise.
18477 (*<maxmin><mode>3_finite): Likewise.
18478 (*<maxmin><mode>3): Likewise.
18479 (<sse>_vm<maxmin><mode>3): Likewise.
18480 (sse3_h<addsub>v4sf3): Likewise.
18481 (sse3_h<addsub>v2df3): Likewise.
18482 (<maxmin>v16qi3): Likewise.
18483 (*<maxmin>v16qi3): Likewise.
18484 (<maxmin>v8hi3): Likewise.
18485 (*<maxmin>v8hi3): Likewise.
18486 (*sse4_1_<maxmin><mode>3): Likewise.
18487 (*sse4_1_<maxmin><mode>3): Likewise.
18488 (add<mode>3): Removed.
18489 (*add<mode>3): Likewise.
18490 (<sse>_vmadd<mode>3): Likewise.
18491 (sub<mode>3): Likewise.
18492 (*sub<mode>3): Likewise.
18493 (<sse>_vmsub<mode>3): Likewise.
18494 (smin<mode>3): Likewise.
18495 (*smin<mode>3_finite): Likewise.
18496 (*smin<mode>3): Likewise.
18497 (<sse>_vmsmin<mode>3): Likewise.
18498 (smax<mode>3): Likewise.
18499 (*smax<mode>3_finite): Likewise.
18500 (*smax<mode>3): Likewise.
18501 (<sse>_vmsmax<mode>3): Likewise.
18502 (sse3_haddv4sf3): Likewise.
18503 (sse3_haddv2df3): Likewise.
18504 (sse3_hsubv4sf3): Likewise.
18505 (sse3_hsubv2df3): Likewise.
18506 (umaxv16qi3): Likewise.
18507 (*umaxv16qi3): Likewise.
18508 (smaxv8hi3): Likewise.
18509 (*smaxv8hi3): Likewise.
18510 (*sse4_1_smax<mode>3): Likewise.
18511 (*sse4_1_umax<mode>3): Likewise.
18512 (uminv16qi3): Likewise.
18513 (*uminv16qi3): Likewise.
18514 (sminv8hi3): Likewise.
18515 (*sminv8hi3): Likewise.
18516 (*sse4_1_smin<mode>3): Likewise.
18517 (*sse4_1_umin<mode>3): Likewise.
18519 2008-04-01 Rafael Espíndola <espindola@google.com>
18521 * tree-cfg.c (verify_expr): remove in_phi.
18522 (verify_stmt): Don't call walk_tree with verify_expr. Use
18523 is_gimple_min_invariant instead of is_gimple_val.
18525 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18527 * doc/include/gpl_v3.texi: Update for manpage generation.
18528 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18530 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18531 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18532 gpl_v3.texi instead of gpl.texi.
18535 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18538 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18540 2008-04-01 Rafael Espíndola <espindola@google.com>
18542 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18543 (extract_code_and_val_from_cond): Use
18544 extract_code_and_val_from_cond_with_ops.
18546 2008-04-01 Jan Hubicka <jh@suse.cz>
18548 * function.c (free_after_compilation): Free epilogue_delay_list.
18549 (prepare_function_start): Assert that previous compilation was freed.
18551 2008-04-01 Jan Hubicka <jh@suse.cz>
18552 Jim Wilson <wilson@tuliptree.org>
18553 Andreas Tobler <andreast@gcc.gnu.org>
18555 PR middle-end/35781
18556 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18557 rtl.emit instead cfun->emit.
18558 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18559 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18561 2008-04-01 Ben Elliston <bje@au.ibm.com>
18563 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18565 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18567 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18569 (fprofile-use): Add var flag_profile_use
18570 * coverage.c (coverage_begin_output): Do not open a gcno file for
18571 output only if -ftest-coverage is set.
18572 Do not add getpwd() to gcda file path.
18573 (build_gcov_info): Check the new flag
18574 flag_profile_datafile_relative_path.
18575 (coverage_init): Use profile_data_prefix.
18576 Read profile counter only if flag_profile_use is set.
18577 * opts.c (common_handle_option): New option fprofile-use=,
18578 fprofile-dir=, fprofile-generate=.
18579 * toplev.c (profile_data_prefix): New variable definition.
18580 * toplev.h (profile_data_prefix): New declaration.
18581 * doc/invoke.tex (Option Summary, Optimization Options):
18584 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18586 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18587 use tmp consistently.
18590 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18591 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18592 UNSPEC_FR_RECIP_APPROX_RES.
18593 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18595 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18598 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18600 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18602 PR middle-end/30186
18603 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18604 element of the vector via a pointer.
18606 2008-03-31 Ian Lance Taylor <iant@google.com>
18608 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18610 2008-03-31 Jan Hubicka <jh@suse.cz>
18612 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18613 get_arg_pointer_save_area.
18614 * expr.c (init_expr): Just clear out rtl.expr.
18615 * function.c (free_after_compilation): Clear out whole RTL structure.
18616 (get_func_frame_size): Merge into ...
18617 (get_frame_size): ... this one.
18618 (assign_stack_local_1): Merge into ...
18619 (assign_stack_local): ... this one.
18620 (expand_function_end): Update call of get_arg_pointer_save_area.
18621 (get_art_pointer_save_area): Remove cfun argument.
18622 * function.h (emit_status): regno_pointer_align does not need length
18623 attribute. Move x_regno_reg_rtx to ...
18624 (regno_reg_rtx): ... new global array.
18625 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18626 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18627 apply_args_value, forced_labels, stack_pointer_delta):
18629 (struct varasm_status): Move here from varasm.c
18630 (struct rtl_data): New. Move here some fields from struct function.
18631 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18632 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18633 used_temp_slots avail_temp_slots, temp_slot_level,
18634 nonlocal_goto_handler_labels): Update accesstors.
18635 (rtl): New global variable.
18636 (struct function): Move some fileds to rtl_data.
18637 (get_arg_pointer_save_area): Update prototype.
18638 * emit-rtl.c (rtl): Declare.
18639 (regno_reg_rtx): Declare.
18640 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18642 (gen_reg_rtx): Update.
18643 (init_virtual_regs): Do not tate emit_status argument.
18644 (init_emit): Do not allocate emit.
18645 * varasm.c (varasm_statuc): Move to function.h.
18646 (n_deferred_constatns): Update accestor.
18647 (init_varasm_status): Do not allocate varasm_status.
18648 (force_const_mem, get_pool_size, output_constant_pool): Update.
18649 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18650 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18652 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18654 PR rtl-optimization/35729
18655 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18658 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18661 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18662 load/store if memory is unaligned.
18663 (*movti_rex64): Likewise.
18665 * config/i386/predicates.md (misaligned_operand): New.
18667 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18670 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18673 2008-03-31 Jan Beulich <jbeulich@novell.com>
18675 * config/ia64/constraints.md: Add 'j' constraint.
18676 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18677 (movdi_internal): Likewise.
18679 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18682 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18684 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18687 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18688 proper error message for the third argument on blendpd and
18691 * config/i386/sse.md (blendbits): New.
18692 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18694 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18696 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18698 2008-03-30 Richard Guenther <rguenther@suse.de>
18700 PR middle-end/31023
18701 * fold-const.c (fold_sign_changed_comparison): Do leave
18702 conversions to base-types alone.
18704 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18706 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18707 the link register if one altivec register is be saved.
18709 2008-03-30 Ben Elliston <bje@au.ibm.com>
18711 * final.c (final_scan_insn): Remove if (0) code.
18713 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18715 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18717 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18719 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18720 of V4SFmode to ix86_binary_operator_ok.
18722 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18724 * config/i386/i386.c (override_options): Initialize
18725 ix86_veclib_handler to ix86_veclibabi_svml when
18726 -mveclibabi=svml is used.
18727 (ix86_veclibabi_svml): New function for SVML ABI style
18728 vectorization support.
18729 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18731 2008-03-28 Rafael Espíndola <espindola@google.com>
18733 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18734 (tree_binary_nonnegative_warnv_p): Make it public.
18735 (tree_single_nonnegative_warnv_p): Make it public.
18736 (tree_invalid_nonnegative_warnv_p): Make it public.
18737 (tree_unary_nonzero_warnv_p): Make it public.
18738 (tree_binary_nonzero_warnv_p): Make it public
18739 (tree_single_nonzero_warnv_p): Make it public.
18740 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18741 (extract_range_from_binary_expr): Split the expr argument.
18742 (extract_range_from_unary_expr): Split the expr argument.
18743 (extract_range_from_comparison): Split the expr argument.
18744 (extract_range_from_expr): Use the new aux functions.
18745 (vrp_evaluate_conditional_warnv): Use
18746 vrp_evaluate_conditional_warnv_with_ops.
18747 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18748 (tree_binary_nonzero_warnv_p): Declare.
18749 (tree_single_nonzero_warnv_p): Declare.
18750 (tree_expr_nonzero_warnv_p): Declare.
18751 (tree_unary_nonnegative_warnv_p): Declare.
18752 (tree_binary_nonnegative_warnv_p): Declare.
18753 (tree_single_nonnegative_warnv_p): Declare.
18754 (tree_invalid_nonnegative_warnv_p): Declare.
18756 2008-03-28 Richard Guenther <rguenther@suse.de>
18758 PR tree-optimization/30317
18759 PR tree-optimization/30911
18760 PR tree-optimization/34793
18761 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18762 (struct assert_locus_d): New member EXPR.
18763 (register_new_assert_for): Add EXPR parameter to support
18764 ASSERT_EXPR <name, expr OP limit>.
18765 (register_edge_assert_for_1): Adjust callers.
18766 (find_assert_locations): Likewise.
18767 (process_assert_insertions_for): Build condition from expression.
18768 (extract_range_from_assert): Handle ASSERT_EXPRs
18769 of the form ASSERT_EXPR <name, expr OP limit>.
18770 (register_edge_assert_for_2): New helper registering
18771 asserts for comparisons. Recognize range tests of the form
18772 (unsigned)i - CST1 OP CST2.
18773 (register_edge_assert_for_1): Use it.
18774 (register_edge_assert_for): Likewise.
18775 (needs_overflow_infinity): Integer sub-types
18776 do not need overflow infinities.
18777 (vrp_val_is_max): The extreme values of integer sub-types
18778 are those of the base type.
18779 (vrp_val_is_min): Likewise.
18780 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18783 2008-03-28 Nick Clifton <nickc@redhat.com>
18786 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18787 Return GENERAL_REGS for stack adjustment reloads.
18789 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18792 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18793 const_vector when all the vectors are constant.
18795 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18797 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18799 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18800 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18802 (s<code>_sf): Use new scc_sf attribute for opcode names.
18804 2008-03-27 Tom Tromey <tromey@redhat.com>
18806 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18807 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18808 config/spu/t-spu-elf, config/i386/t-interix,
18809 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18810 config/i386/x-darwin, config/i386/x-mingw32,
18811 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18812 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18813 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18814 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18815 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
18816 config/rs6000/x-darwin, config/rs6000/t-rs6000,
18817 config/score/t-score-elf, config/arm/t-strongarm-pe,
18818 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
18819 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
18820 Revert automatic dependency patch.
18822 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
18825 * config/i386/i386.c (ix86_function_arg_boundary): Align
18826 decimal floating point to its natural boundary.
18828 2008-03-27 Richard Guenther <rguenther@suse.de>
18830 PR middle-end/35716
18831 * fold-const.c (fold_comparison): Restrict distinct decl
18832 comparison folding to VAR_DECLs and PARM_DECLs. Do not
18833 solely rely on operand_equal_p.
18835 2008-03-27 Richard Guenther <rguenther@suse.de>
18838 * c-common.c (handle_weak_attribute): Reject combination of
18841 2008-03-27 Richard Guenther <rguenther@suse.de>
18843 PR tree-optimization/32810
18844 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
18845 conversions from DECL_INITIAL.
18846 (fold_const_aggregate_ref): Likewise from constructor elements.
18848 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
18850 * tree-affine.h (aff_combination_expand): Declare.
18851 (get_inner_reference_aff): Likewise.
18852 * tree-affine.c (aff_combination_expand): Split out from
18853 tree_to_aff_combination_expand.
18854 (get_inner_reference_aff): New function.
18855 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
18856 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
18857 (struct lim_aux_data): sm_done field removed.
18858 (mem_ref_loc_p, mem_ref_locs_p): New types.
18859 (struct mem_ref): Added id, stored, accesses_in_loop,
18860 indep_loop, dep_loop, indep_ref, dep_ref fields.
18861 Removed is_stored, locs and next fields.
18862 (memory_accesses): New variable.
18863 (movement_possibility): Do not allow moving statements
18864 that store to memory.
18865 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
18867 (determine_max_movement): For statements with memory references,
18868 find the outermost loop in that the reference is independent.
18869 (move_computations_stmt): Mark the virtual operands for renaming.
18870 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
18871 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
18872 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
18873 add_vop_ref_mapping, create_vop_ref_mapping_loop,
18874 create_vop_ref_mapping, analyze_memory_references,
18875 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
18876 get_all_locs_in_loop, ref_always_accessed_p,
18877 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
18878 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
18879 store_motion_loop, store_motion): New functions.
18880 (struct vop_to_refs_elt): New type.
18881 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
18882 memref_hash, memref_eq, hoist_memory_references): Rewritten.
18883 (schedule_sm): Replaced by...
18884 (execute_sm): ... this.
18885 (determine_lsm_ref, hoist_memory_references,
18886 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
18887 find_more_ref_vops, free_mem_ref, free_mem_refs,
18888 determine_lsm_loop, determine_lsm): Removed.
18889 (tree_ssa_lim_finalize): Free data structures used by store motion.
18890 (tree_ssa_lim): Call analyze_memory_references. Use
18891 store_motion instead of determine_lsm.
18893 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18895 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
18896 rename tmake_file to m68hc11/t-m68hc11.
18897 (mcore): Set inhibit_libc to true.
18898 * config.host (alpha*-dec-*vms*): Set extra_programs.
18899 (interix3*): Don't use host_xmake_file.
18900 * configure.ac: Let config.gcc override inhibit_libc.
18901 * configure: Regenerate.
18903 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
18904 * config/t-openbsd-thread: Remove commented out lines.
18906 * config/x-interix: Remove.
18908 * config/m68hc11/t-m68hc11-gas: Rename to...
18909 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
18911 * config/mcore/t-mcore: Remove T_CFLAGS.
18912 * config/mcore/t-mcore-pe: Likewise.
18914 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18916 * configure.ac: Replace custom __GNU_SOURCE test with
18917 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
18918 * aclocal.m4: Regenerate.
18919 * configure: Regenerate.
18920 * config.in: Regenerate.
18922 2008-03-27 Richard Guenther <rguenther@suse.de>
18924 * fold-const.c (target.h): Include.
18925 (fold_comparison): Fold comparison of addresses of decls
18926 that bind locally or of constants. Consolidate address folding code.
18927 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
18928 results from fold_binary_to_constant.
18929 (compare_values_warnv): Likewise.
18931 2008-03-27 Andrew Pinski <pinskia@gmail.com>
18933 PR middle-end/35429
18934 * fold-const.c (fold_truthop): Check for integeral types when folding
18935 a == 0 && b == 0 and a != 0 || b != 0 .
18937 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
18939 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
18941 2008-03-26 Andreas Schwab <schwab@suse.de>
18943 * doc/invoke.texi: Fix use of @item vs. @itemx.
18945 2008-03-26 Tom Tromey <tromey@redhat.com>
18947 * Makefile.in (build/gensupport.o, build/print-rtl.o,
18948 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
18949 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
18950 build/gencodes.o, build/genconditions.o, build/genconfig.o,
18951 build/genconstants.o, build/genemit.o, build/genextract.o,
18952 build/genflags.o, build/genmddeps.o, build/genopinit.o,
18953 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
18956 2008-03-26 Richard Guenther <rguenther@suse.de>
18959 2008-03-26 Richard Guenther <rguenther@suse.de>
18961 * fold-const.c (target.h): Include.
18962 (fold_comparison): Fold comparison of addresses of two decls
18963 that bind locally. Consolidate address folding code.
18965 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18967 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
18968 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
18969 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
18970 dconstsqrt2, dconstthird, dconste and/or dconst10.
18971 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
18972 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
18973 dconstsqrt2, dconste): Delete.
18974 (init_emit_once): Likewise. Simplify initializing dconstm1.
18976 * real.c (get_real_const): New.
18977 * real.h (dconst3, dconst10, dconstm2, dconstthird,
18978 dconstsqrt2, dconste): Delete.
18979 (real_value_const, get_real_const): New.
18981 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
18983 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
18985 * config/i386/i386.c (ix86_function_arg_boundary): Check
18986 BIGGEST_ALIGNMENT instead of 128.
18987 (setup_incoming_varargs_64): Likewise.
18989 2008-03-26 Tom Tromey <tromey@redhat.com>
18991 * Makefile.in (DEPFILES): Add missing '/'.
18993 2008-03-26 Richard Guenther <rguenther@suse.de>
18995 * fold-const.c (target.h): Include.
18996 (fold_comparison): Fold comparison of addresses of two decls
18997 that bind locally. Consolidate address folding code.
18999 2008-03-26 Nick Clifton <nickc@redhat.com>
19002 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19003 not allow INT+INT as a legitimate addressing mode.
19005 2008-03-26 Richard Guenther <rguenther@suse.de>
19007 * tree-flow.h (widen_bitfield): Remove declaration.
19008 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19009 (widen_bitfield): Remove function.
19010 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19013 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19016 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19019 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19021 PR rtl-optimization/35232
19022 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19023 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19024 reg_reloaded_call_part_clobbered here.
19025 (reload_regs_reach_end_p): New function.
19026 (reload_reg_rtx_for_input): New variable.
19027 (reload_reg_rtx_for_output): Likewise.
19028 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19029 when reassigning a pseudo register. Load reloadreg from
19030 reload_reg_rtx_for_input, moving the mode and register
19032 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19033 instead of the original when deciding whether an input reload
19034 would be a no-op or whether an output reload can be deleted.
19035 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19036 when setting up new_spill_reg_store. Load it from
19037 reload_reg_rtx_for_output, moving the mode and register
19039 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19040 instead of the original when deciding whether an output reload
19041 would be a no-op. Do the same when modifying insn notes.
19042 Use rtx_equal_p instead of == to compare the registers.
19043 (inherit_piecemeal_p): Take a mode and two register numbers
19045 (emit_reload_insns): Clear new_spill_reg_store for every hard
19046 register in the reload register. Remove spill registers
19047 from reg_reloaded_valid before considering whether to record
19048 inheritance information for them. Use reload_reg_rtx_for_output
19049 instead of reg_rtx when recording output reloads. Use
19050 reload_reg_rtx_for_input instead of reg_rtx when recording
19051 input reloads. Set or clear reg_reloaded_call_part_clobbered
19052 at the same time as setting reg_reloaded_valid.
19053 (delete_output_reload): Add a new_reload_reg parameter and use it
19054 instead of rld[j].reg_rtx.
19055 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19058 2008-03-25 Tom Tromey <tromey@redhat.com>
19060 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19061 (build/genattr.o): Likewise.
19062 (build/genattrtab.o): Likewise.
19063 (build/gencodes.o): Likewise.
19064 (build/genconfig.o): Likewise.
19065 (build/genconstants.o): Likewise.
19066 (build/genemit.o): Likewise.
19067 (build/genextract.o): Likewise.
19068 (build/genflags.o): Likewise.
19070 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19072 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19073 instead of size_int for integer types.
19074 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19075 to match type of MINUS_EXPR.
19077 2008-03-25 Tom Tromey <tromey@redhat.com>
19079 * configure: Rebuilt.
19080 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19083 2008-03-25 Tom Tromey <tromey@redhat.com>
19085 * config/x-solaris (host-solaris.o): Update.
19086 * config/x-linux (host-linux.o): Update.
19087 * config/x-hpux (host-hpux.o): Update.
19088 * config/x-darwin (host-darwin.o): Update.
19089 * config/v850/t-v850e (v850-c.o): Update.
19090 * config/v850/t-v850 (v850-c.o): Update.
19091 * config/t-vxworks (vxworks.o): Update.
19092 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19093 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19094 * config/spu/t-spu-elf (spu-c.o): Update.
19096 * config/sh/t-symbian (sh-c.o): Update.
19097 (symbian.o): Update.
19098 * config/sh/t-sh (sh-c.o): Update.
19099 * config/score/t-score-elf (score7.o, score3.o): Update.
19100 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19101 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19102 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19103 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19104 (rs6000.o): Remove.
19105 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19106 * config/m32c/t-m32c (m32c-pragma.o): Update.
19107 * config/ia64/t-ia64 (ia64-c.o): Update.
19108 * config/i386/x-mingw32 (host-mingw32.o): Update.
19109 * config/i386/x-i386 (driver-i386.o): Update.
19110 * config/i386/x-darwin (host-i386-darwin.o): Update.
19111 * config/i386/x-cygwin (host-cygwin.o): Update.
19112 * config/i386/t-nwld (nwld.o): Update.
19113 * config/i386/t-netware (netware.o): Update.
19114 * config/i386/t-interix (winnt.o): Update.
19115 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19116 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19117 msformat-c.o): Update.
19118 * config/bfin/t-bfin-linux (generated_files): Add
19119 linux-sysroot-suffix.h.
19120 * config/arm/t-wince-pe (pe.o): Update.
19121 * config/arm/t-strongarm-pe (pe.o): Update.
19122 * config/arm/t-pe (pe.o): Update.
19123 * config/arm/t-arm (arm-c.o): Update.
19124 * doc/install.texi (Prerequisites): Require make 3.80.
19125 * Makefile.in: Remove .o targets.
19126 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19127 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19128 (simple_generated_h, simple_generated_c): Move earlier.
19129 (generated_files): New variable.
19130 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19131 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19132 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19133 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19134 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19135 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19136 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19137 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19138 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19139 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19140 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19141 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19143 (COMPILE.base, COMPILE): New variables.
19144 (%.o): New pattern rule.
19145 (ALL_HOST_OBJS): New variable.
19146 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19147 (dummy-checksum.o, cc1-checksum.o): Remove.
19148 (DRIVER_SHLIB): New variable.
19149 (DRIVER_DEFINES): Use it.
19150 (gencondmd.c): Move out of build/.
19151 (s-conditions): Update.
19152 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19153 (ALL_BUILD_OBJS): Likewise.
19154 (build/%.o): Use BUILDCOMPILE.
19155 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19156 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19157 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19158 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19159 build/genconfig.o, build/genconstants.o, build/genemit.o,
19160 build/genextract.o, build/genflags.o, build/genmddeps.o,
19161 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19162 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19163 build/gen-protos.o, build/scan.o, build/fix-header.o,
19164 build/scan-decls.o): Simplify.
19165 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19166 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19167 prefix.o, toplev.o): Reduce to variable setting.
19168 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19169 ($(out_object_file), gcc-options.o): New targets.
19170 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19171 * configure: Rebuilt.
19172 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19173 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19175 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19177 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19178 complain when we hit an error, return ERROR_MARK_NODE.
19180 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19182 * config/sh/constraints.md (Pso, Psz): New constraints.
19183 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19184 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19186 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19188 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19189 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19191 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19193 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19194 (prefetch_sh2a): New.
19196 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19197 Naveen.H.S <naveen.hs@kpitcummins.com>
19199 * config/sh/constraints.md (I28): New constraint.
19200 * config/sh/sh.c (broken_move): Add support for movi20s.
19201 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19203 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19204 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19205 Naveen.H.S <naveen.hs@kpitcummins.com>
19207 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19208 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19209 (print_operand): Handle resbank in %@ operand code.
19210 (sh_encode_section_info): New.
19211 (push_regs): Add conditions for resbank.
19212 (sh_expand_epilogue): Likewise.
19213 (sh_insert_attributes): Likewise.
19214 (sh_attribute_table): Likewise.
19215 (sh_handle_resbank_handler_attribute): New.
19216 (sh2a_handle_function_vector_handler_attribute): New.
19217 (sh2a_is_function_vector_call): New.
19218 (sh2a_get_function_vector_number): New.
19219 (sh2a_function_vector_p): New.
19220 (sh_cfun_resbank_handler_p): New.
19221 * config/sh/sh.md (calli): Emit jsr/n if possible.
19222 (calli_tbr_rel): New.
19223 (calli_pcrel): Emit jsr/n if possible.
19224 (return_i): Emit rts/n if possible.
19225 (call_valuei_tbr_rel): New.
19226 (call_valuei_pcrel): Add condition for SH2A target.
19227 (call_value): Likewise.
19228 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19229 (sh2a_get_function_vector_number): Likewise.
19230 (sh2a_is_function_vector_call): Likewise.
19231 * doc/extend.texi: Document TBR relative addressing of SH2A.
19232 (resbank): Add description for SH2A.
19234 2008-03-24 Richard Guenther <rguenther@suse.de>
19237 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19238 pointer assignments change conversions according to middle-end rules.
19239 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19240 * configure.ac: Include type checking in yes.
19241 * configure: Regenerate.
19243 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19245 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19246 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19248 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19250 * gthr-vxworks.h (UNUSED): Define.
19252 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19254 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19256 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19258 * doc/extend.texi (Function Attributes): Add missing comma in the
19259 example of the "alloc_size" attribute.
19261 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19264 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19266 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19269 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19272 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19273 of the underlying type of a MS bitfield layout to the natural
19274 alignment of the type.
19276 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19278 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19279 to their natural alignment to avoid store forwarding stalls.
19281 2008-03-22 Richard Guenther <rguenther@suse.de>
19283 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19284 For PHI nodes verify the address is invariant.
19285 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19286 (get_symbol_constant_value): Use is_gimple_min_invariant.
19287 (maybe_fold_stmt_indirect): Likewise.
19289 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19291 PR rtl-optimization/33927
19292 * Makefile.in (dse.o): Depend on $(TM_P_H).
19293 * expr.h (extract_low_bits): Declare.
19294 * expmed.c (extract_low_bits): New function.
19295 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19296 * dse.c: Include tm_p.h.
19297 (find_shift_sequence): Remove the read_reg argument and return the
19298 read value. Emit the instructions instead of returning them.
19299 Iterate on new_mode rather than calculating it each time.
19300 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19301 source to NEW_MODE and extract_low_bits to convert the shifted
19302 value to READ_MODE.
19303 (replace_read): Allow the load and store to have different mode
19304 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19305 or extraction instructions before trying the replacement. Update
19306 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19308 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19310 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19311 to their natural alignment to avoid store forwarding stalls.
19313 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19316 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19317 encouraging but not allowing gprs for input;
19318 change the input constraint to !f#r.
19319 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19321 change the output constraint to !f#r.
19323 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19326 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19327 corresponding post-reload splitters.
19328 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19329 when x87 FP math is selected.
19330 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19331 New function prototype.
19332 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19333 unreachable function to ease macroization of insn patterns.
19335 2008-03-21 Martin Jambor <mjambor@suse.cz>
19337 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19338 reference dumps if ddr is NULL or dependence is unknown.
19340 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19342 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19343 unsigned extension into account.
19344 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19345 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19346 Do computations on a scratch register.
19348 2008-03-21 Richard Guenther <rguenther@suse.de>
19350 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19351 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19352 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19353 * tree-ssa-dom.c (record_equality): Likewise.
19354 * tree-inline.c (copy_body_r): Likewise.
19355 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19358 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19360 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19361 as 'delete_unused' argument.
19363 2008-03-20 Richard Guenther <rguenther@suse.de>
19365 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19366 special casing of constant qualifiers.
19367 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19368 care about them in general.
19369 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19370 regardless of their type.
19371 (fold_stmt_r): Forcefully fold *& if we end up with that.
19373 2008-03-20 Paul Brook <paul@codesourcery.com>
19375 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19376 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19378 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19380 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19381 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19383 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19385 * common.opt (Wmudflap): New option.
19386 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19387 (mx_register_decls): Likewise.
19388 (mudflap_finish_file): Likewise.
19389 * doc/invoke.texi: Document -Wno-mudflap.
19391 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19393 * c-format.c (replace_format_name_to_system_name): New.
19394 (cmp_attribs): New.
19395 (convert_format_name_to_system_name): New.
19396 (decode_format_attr): Add use of convert_format_name_to_system_name.
19397 (format_types_orig): Add gnu_ prefix to names.
19398 (check_format_info_main): Special treating of \0 escaped names for
19399 supporting multi-character format specifiers as I32, I64.
19400 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19401 (gnu_target_overrides_format_attributes): New.
19402 * c-format.h: Add structure target_ovr_attr to hold
19403 system specific formatter names.
19404 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19405 msformat-c.o file to c_target_objs and cxx_target_objs.
19406 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19407 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19408 (TARGET_N_FORMAT_TYPES): New.
19409 * config/i386/msformat-c.c: New.
19410 * config/i386/t-cygming: Add build rule for msformat-c.o.
19411 * doc/extend.texi: Add new format names gnu_* and ms_* and
19413 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19415 2008-03-20 Ira Rosen <irar@il.ibm.com>
19417 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19418 optimizations turned on under -O3.
19419 (ftree-vectorize): Add that the flag is turned on with -O3.
19421 2008-03-20 Ben Elliston <bje@au.ibm.com>
19423 * regmove.c (try_auto_increment): Fix spelling error in comment.
19424 * final.c (final_scan_insn): Likewise.
19426 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19429 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19430 allocator preferences for "y" and "r" class registers.
19431 ("*mov<mode>_internal"): Ditto.
19432 ("*movv2sf_internal_rex64"): Ditto.
19433 ("*movv2sf_internal"): Ditto.
19435 2008-03-19 Michael Matz <matz@suse.de>
19437 PR middle-end/35616
19438 * calls.c (expand_call): Check overlap of arguments with call
19439 address for sibcalls.
19441 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19444 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19445 of the underlying type of a MS bitfield layout to the natural
19446 alignment of the type.
19448 2008-03-19 Jan Hubicka <jh@suse.cz>
19451 * toplev.c (decode_d_option): Handle all CPP flags.
19452 * tree-vrp.c: Update tree_pass descriptors.
19453 * regrename.c: Update tree_pass descriptors.
19454 * fwprop.c: Update tree_pass descriptors.
19455 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19456 * tree-into-ssa.c: Update tree_pass descriptors.
19457 * tree-dump.c: Update tree_pass descriptors.
19458 * tree-complex.c: Update tree_pass descriptors.
19459 * tree-dump.h: Update tree_pass descriptors.
19460 * see.c: Update tree_pass descriptors.
19461 * cgraphbuild.c: Update tree_pass descriptors.
19462 * tracer.c: Update tree_pass descriptors.
19463 * tree-loop-distribution.c: Update tree_pass descriptors.
19464 * cgraph.c: Update tree_pass descriptors.
19465 * postreload-gcse.c: Update tree_pass descriptors.
19466 * postreload.c: Update tree_pass descriptors.
19467 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19468 * tree-tailcall.c: Update tree_pass descriptors.
19469 * tree-pass.h (tree_opt_pass): Rename to ...
19470 (opt_pass) ... this one; add "type" field and remove letter field.
19471 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19472 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19473 all_lowering_passes): Update declaration.
19474 * ipa-cp.c: Update tree_pass descriptors.
19475 * final.c: Update tree_pass descriptors.
19476 * omp-low.c: Update tree_pass descriptors.
19477 * tree-ssa-dse.c: Update tree_pass descriptors.
19478 * ipa-reference.c: Update tree_pass descriptors.
19479 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19480 * auto-inc-dec.c: Update tree_pass descriptors.
19481 * reorg.c: Update tree_pass descriptors.
19482 * cgraphunit.c: Update tree_pass descriptors.
19483 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19484 * tree-ssa-ccp.c: Update tree_pass descriptors.
19485 * df-core.c: Update tree_pass descriptors.
19486 * mode-switching.c: Update tree_pass descriptors.
19487 * tree-nomudflap.c: Update tree_pass descriptors.
19488 * modulo-sched.c: Update tree_pass descriptors.
19489 * ipa-pure-const.c: Update tree_pass descriptors.
19490 * cse.c: Update tree_pass descriptors.
19491 * web.c: Update tree_pass descriptors.
19492 * tree-stdarg.c: Update tree_pass descriptors.
19493 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19494 * tree-ssa-dom.c: Update tree_pass descriptors.
19495 * tree-nrv.c: Update tree_pass descriptors.
19496 * tree-ssa-alias.c: Update tree_pass descriptors.
19497 * loop-init.c: Update tree_pass descriptors.
19498 * gimple-low.c: Update tree_pass descriptors.
19499 * ipa-inline.c: Update tree_pass descriptors.
19500 * tree-ssa-sink.c: Update tree_pass descriptors.
19501 * global.c: Update tree_pass descriptors.
19502 * ifcvt.c: Update tree_pass descriptors.
19503 * jump.c: Update tree_pass descriptors.
19504 * predict.c: Update tree_pass descriptors.
19505 * tree-ssa-loop.c: Update tree_pass descriptors.
19506 * recog.c: Update tree_pass descriptors.
19507 * dse.c: Update tree_pass descriptors.
19508 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19509 * tree-eh.c: Update tree_pass descriptors.
19510 * regmove.c: Update tree_pass descriptors.
19512 * function.c: Update tree_pass descriptors.
19513 * tree-vectorizer.c: Update tree_pass descriptors.
19514 * gcse.c: Update tree_pass descriptors.
19515 * ipa-type-escape.c: Update tree_pass descriptors.
19516 * tree-if-conv.c: Update tree_pass descriptors.
19517 * init-regs.c: Update tree_pass descriptors.
19518 * ipa.c: Update tree_pass descriptors.
19519 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19520 * rtl-factoring.c: Update tree_pass descriptors.
19521 * lower-subreg.c: Update tree_pass descriptors.
19522 * bt-load.c: Update tree_pass descriptors.
19523 * tree-dfa.c: Update tree_pass descriptors.
19524 * except.c: Update tree_pass descriptors.
19525 * emit-rtl.c: Update tree_pass descriptors.
19526 * cfgexpand.c: Update tree_pass descriptors.
19527 * tree-cfgcleanup.c: Update tree_pass descriptors.
19528 * cfgcleanup.c: Update tree_pass descriptors.
19529 * tree-ssa-pre.c: Update tree_pass descriptors.
19530 * tree-sra.c: Update tree_pass descriptors.
19531 * tree-mudflap.c: Update tree_pass descriptors.
19532 * tree-ssa-copy.c: Update tree_pass descriptors.
19533 * cfglayout.c: Update tree_pass descriptors.
19534 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19535 * tree-ssa-dce.c: Update tree_pass descriptors.
19536 * tree-ssa.c: Update tree_pass descriptors.
19537 * regclass.c: Update tree_pass descriptors.
19538 * integrate.c: Update tree_pass descriptors.
19539 * tree-optimize.c: Update tree_pass descriptors.
19540 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19541 * tree-object-size.c: Update tree_pass descriptors.
19542 * combine.c: Update tree_pass descriptors.
19543 * tree-outof-ssa.c: Update tree_pass descriptors.
19544 * bb-reorder.c: Update tree_pass descriptors.
19545 * stack-ptr-mod.c: Update tree_pass descriptors.
19546 * var-tracking.c: Update tree_pass descriptors.
19547 * tree-profile.c: Update tree_pass descriptors.
19548 * tree-vect-generic.c: Update tree_pass descriptors.
19549 * reg-stack.c: Update tree_pass descriptors.
19550 * sched-rgn.c: Update tree_pass descriptors.
19551 * tree-ssa-structalias.c: Update tree_pass descriptors.
19552 * tree-cfg.c: Update tree_pass descriptors.
19553 * passes.c (current_pass): Update declaration.
19554 (finish_optimization_passes): Update.
19555 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19556 (register_one_dump_file, register_dump_files_1, next_pass_1):
19558 (init_optimization_passes): Update handling of new types.
19559 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19560 * ipa-struct-reorg.c: Update tree_pass descriptors.
19561 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19562 * combine-stack-adj.c: Update tree_pass descriptors.
19563 * cfgrtl.c: Update tree_pass descriptors.
19564 * dce.c: Update tree_pass descriptors.
19565 * tree-ssanames.c: Update tree_pass descriptors.
19567 2008-03-19 Richard Guenther <rguenther@suse.de>
19569 PR middle-end/35609
19570 * tree-ssa.c (walk_data): New structure.
19571 (warn_uninitialized_var): If not always_executed warn with "maybe"
19573 (execute_early_warn_uninitialized): Compute post-dominators.
19574 Initialize always_executed before processing each basic block.
19576 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19579 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19580 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19582 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19584 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19586 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19588 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19590 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19591 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19592 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19593 target after ignore has been set, and move there also the commputation
19594 of subtarget and original_target.
19595 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19596 (LANG_HOOKS_INITIALIZER): Remove it.
19597 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19599 2008-03-18 Richard Guenther <rguenther@suse.de>
19601 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19602 found an expression with constants, note that in the VN for the lhs.
19603 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19604 fold them to constants if possible. Run cleanup_cfg if done so.
19605 (execute_pre): Return todo.
19606 (do_pre): Likewise.
19607 (execute_fre): Likewise.
19608 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19610 (get_prop_source_stmt): Look through pointer conversions.
19612 2008-03-18 Jan Hubicka <jh@suse.cz>
19614 * tree-pretty-print.c: Include predict.h.
19615 (dump_generic_node): Dump predictor.
19616 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
19617 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
19618 * gimple-low.c (lower_stmt): Likewise.
19619 * expr.c (expand_expr_real): Likewise.
19620 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
19622 (build_predict_expr, build_predict_expr): New.
19623 * predict.h (predictor_name, build_predict_expr): Update.
19624 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19625 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19626 * predict.def (PRED_CONTINUE): Update hitrate.
19627 * tree.def (PREDICT_EXPR): Define.
19628 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19629 do not handle BIND_EXPR.
19630 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19631 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19632 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19635 2008-03-18 Michael Matz <matz@suse.de>
19637 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19639 2008-03-18 Richard Guenther <rguenther@suse.de>
19641 * tree-gimple.h (is_gimple_invariant_address): Declare.
19642 (is_gimple_constant): Likewise.
19643 * tree-gimple.c (is_gimple_constant): New function.
19644 (is_gimple_invariant_address): Likewise.
19645 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19646 and is_gimple_invariant_address.
19647 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19649 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19650 an addressable base.
19652 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19654 PR middle-end/35611
19655 * gimplify.c (gimplify_expr): Gimplify second operand of
19658 2008-03-17 Richard Guenther <rguenther@suse.de>
19660 PR tree-optimization/19637
19661 * fold-const.c (fold_unary): Remove restrictions of removing
19662 intermediate pointer-conversions (P2)(P1)P0.
19663 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19664 conversion to void pointer.
19665 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19667 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19670 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19671 emulated thread local variables.
19673 2008-03-16 Richard Guenther <rguenther@suse.de>
19675 PR middle-end/35607
19676 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19677 expand TREE_INVARIANT operations that are not gimple invariant.
19679 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19681 * doc/extend.texi (Alignment): Say that the ABI controls
19682 the __alignof__ for non-strict-alignment targets rather
19683 than being a recommendation.
19685 2008-03-15 Paul Brook <paul@codesourcery.com>
19687 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19689 (arm_output_fn_unwind): Mark functions that can not be unwound.
19691 2008-03-15 Paul Brook <paul@codesourcery.com>
19693 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19694 extension instructions.
19696 2008-03-15 Richard Guenther <rguenther@suse.de>
19698 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19699 and fold constant aggregate refs.
19700 (fold_const_aggregate_ref): Handle string constants
19701 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19702 (evaluate_stmt): Simplify now that ccp_fold folds constant
19705 2008-03-15 Paul Brook <paul@codesourcery.com>
19707 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19708 (extzv): Use gen_extzv_t2.
19709 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19711 2008-03-15 Richard Guenther <rguenther@suse.de>
19713 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19714 (fold_const_aggregate_ref): Likewise.
19715 (get_value): Return NULL if we don't have any values.
19716 (ccp_finalize): Set const_val to NULL after freeing it.
19717 * tree-flow.h (get_symbol_constant_value): Declare.
19718 (fold_const_aggregate_ref): Likewise.
19719 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19721 2008-03-15 Richard Guenther <rguenther@suse.de>
19723 PR middle-end/35593
19724 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19725 to not produce negative array indices if not allowed. Add
19726 parameter to indicate that.
19727 (maybe_fold_offset_to_component_ref): Allow negative array
19728 indices only for the first member of a structure.
19729 (maybe_fold_offset_to_reference): Allow negative array indices.
19730 (maybe_fold_stmt_addition): Likewise.
19732 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19733 Anatoly Sokolov <aesok@post.ru>
19735 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19736 (avr_arch): Add ARCH_AVR6.
19737 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19738 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19739 instead of fixed value 2.
19740 (print_operand_address): Use gs() asm specifier instead of pm().
19741 (avr_assemble_integer): (Ditto.).
19742 (avr_output_addr_vec_elt): (Ditto.).
19743 (print_operand): Handle "!" code.
19744 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19745 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19746 (AVR_HAVE_EIJMP_EICALL): Define.
19747 (AVR_3_BYTE_PC): Redefine.
19748 (AVR_2_BYTE_PC): (Ditto.).
19749 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19750 (LINK_SPEC): Add atmega2560 and atmega2561.
19751 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19753 * config/avr/avr.md (call_insn): Use eicall instead of icall
19754 for 3 byte PC devices.
19755 (call_value_insn): (Ditto.).
19756 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19757 (indirect_jump): Use only for for 2 byte PC devices.
19758 (*tablejump): (Ditto.).
19759 (*indirect_jump_avr6): Add insn.
19760 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19761 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19762 instead of ijmp for 3 byte PC devices.
19763 (__tablejump2__): (Ditto.).
19764 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19765 (MULITLIB_DIRNAMES): (Ditto.).
19766 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19768 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19770 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19771 "sse2_umulsidi3". Use V1DI mode for operand 0.
19772 ("mmx_psadbw"): Use V1DI mode for operand 0.
19773 * config/i386/i386-modes.def (V1SI): New vector mode.
19774 * config/i386/i386.c (struct builtin_description)
19775 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19776 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19777 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19778 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19779 v1di_ftype_v8qi_v8qi type.
19780 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19782 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19783 __builtin_ia32_pmuludq]: Fix the mode of return value.
19785 2008-03-15 Richard Guenther <rguenther@suse.de>
19787 PR middle-end/35595
19788 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19791 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19793 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19794 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19795 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19796 unless TARGET_SERIALIZE_VOLATILE is enabled.
19797 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19798 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19799 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19801 2008-03-14 Richard Guenther <rguenther@suse.de>
19803 PR tree-optimization/34172
19804 * tree-flow.h (refs_may_alias_p): Declare.
19805 (get_single_def_stmt): Likewise.
19806 (get_single_def_stmt_from_phi): Likewise.
19807 (get_single_def_stmt_with_phi): Likewise.
19808 * tree-dfa.c (refs_may_alias_p): New function.
19809 (get_single_def_stmt): Likewise.
19810 (get_single_def_stmt_from_phi): Likewise.
19811 (get_single_def_stmt_with_phi): Likewise.
19812 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19813 (vn_reference_lookup_1): New helper function.
19814 (vn_reference_lookup): Walk the virtual use-def chain to
19815 continue searching for a match if the def does not alias the
19816 reference we are looking for.
19818 2008-03-14 David Edelsohn <edelsohn@gnu.org>
19820 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
19821 archive and Perzl. Update The Written Word listing.
19823 2008-03-14 Richard Guenther <rguenther@suse.de>
19825 PR tree-optimization/34043
19826 PR tree-optimization/33989
19827 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
19829 (bitmap_find_leader): Use extra argument to verify dominance
19830 relationship inside a basic-block.
19831 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
19832 (find_leader_in_sets): Adjust.
19833 (create_component_ref_by_pieces): Take extra argument for
19834 dominance check, handle lookup failures.
19835 (find_or_generate_expression): Likewise.
19836 (create_expression_by_pieces): Likewise.
19837 (insert_into_preds_of_block): Adjust.
19838 (create_value_expr_from): If asked for, verify all operands
19839 are in the blocks AVAIL_OUT set.
19840 (make_values_for_stmt): Check for SSA_NAMEs that are life
19841 over an abnormal edge.
19842 (compute_avail): Remove such check.
19843 (do_SCCVN_insertion): New function.
19844 (eliminate): If we do not find a leader suitable for replacement
19845 insert a replacement expression from SCCVN if available.
19846 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
19847 (struct vn_ssa_aux): Add needs_insertion flag.
19848 * tree-ssa-sccvn.c (may_insert): New global flag.
19849 (copy_reference_ops_from_ref): Value-number union member access
19850 based on its size, not type and member if insertion is allowed.
19851 (visit_reference_op_load): For a weak match from union type
19852 punning lookup a view-converted value and insert a SSA_NAME
19853 for that value if that is not found.
19854 (visit_use): Make dumps shorter. Do not disallow value numbering
19855 SSA_NAMEs that are life over an abnormal edge to constants.
19856 (free_scc_vn): Release inserted SSA_NAMEs.
19857 (run_scc_vn): New flag to specify whether insertion is allowed.
19858 Process SSA_NAMEs in forward order.
19859 * tree-ssa-loop-im.c (for_each_index): Handle invariant
19860 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
19861 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
19862 pointer type to/from integral types that do not change the
19863 precision to regular conversions.
19865 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19867 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19868 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19869 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
19870 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
19871 input arguments and the mode of return value. Built-in functions
19872 that operate on whole 64-bit MMX register now use V1DI mode.
19874 2008-03-13 Alon Dayan <alond@il.ibm.com>
19875 Olga Golovanevsky <olga@il.ibm.com>
19877 PR tree-optimization/35041
19878 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
19879 to locate the right position in a statement.
19881 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19885 * config/i386/xmmintrin.h: Change all static inline functions to
19886 extern inline and add __gnu_inline__ attribute.
19887 * config/i386/bmintrin.h: Ditto.
19888 * config/i386/smmintrin.h: Ditto.
19889 * config/i386/tmmintrin.h: Ditto.
19890 * config/i386/mmintrin-common.h: Ditto.
19891 * config/i386/ammintrin.h: Ditto.
19892 * config/i386/emmintrin.h: Ditto.
19893 * config/i386/pmmintrin.h: Ditto.
19894 * config/i386/mmintrin.h: Ditto.
19895 * config/i386/mm3dnow.h: Ditto.
19897 2008-03-13 Jakub Jelinek <jakub@redhat.com>
19899 PR middle-end/35185
19900 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
19901 (lower_omp_2): New function.
19902 (lower_omp_1, lower_omp): Rewritten.
19904 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
19907 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
19908 with the phrase "Microsoft Windows compilers".
19909 (Push/Pop Macro Pragmas): New subsection. Document
19910 #pragma push_macro and pragma pop_macro.
19912 2008-03-12 Paul Brook <paul@codesourcery.com>
19914 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
19916 2008-03-12 Paul Brook <paul@codesourcery.com>
19918 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
19919 (thumb2_alusi3_short): Exclude PLUS and MINUS.
19920 (thumb2_addsi_shortim): Rename ...
19921 (thumb2_addsi_short): ... to this. Allow register operands.
19922 (thumb2_subsi_short): New pattern.
19923 (thumb2_one_cmplsi2_short,
19924 thumb2_negsi2_short): New patterns and peepholes.
19926 2008-03-12 Paul Brook <paul@codesourcery.com>
19928 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
19930 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
19932 * config/i386/i386.md (int_cond): New code iterator.
19934 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
19935 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
19936 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
19937 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
19938 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
19939 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
19940 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
19941 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
19943 2008-03-12 Paul Brook <paul@codesourcery.com>
19945 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
19946 instead of {arm,thumb}_compute_save_reg_mask.
19947 (output_return_instruction): Ditto.
19948 (thumb_unexpanded_epilogue): Ditto.
19949 (thumb1_expand_prologue): Ditto.
19950 (thumb1_output_function_prologue): Ditto.
19951 (arm_set_return_address): Ditto.
19952 (thumb_set_return_address): Ditto.
19953 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
19954 regs to achieve stack alignment.
19955 (thumb1_compute_save_reg_mask): Fix compiler warning.
19956 (arm_output_epilogue): Use offsets->saved_regs_mask.
19957 Adjust stack pointer by poping call clobered registers.
19958 (arm_expand_prologue): Use offsets->saved_regs_mask.
19959 Adjust stack pointer by pushing extra registers.
19960 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
19962 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
19965 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
19966 conversion to the operands of a multiplication.
19968 2008-03-12 Richard Guenther <rguenther@suse.de>
19970 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
19971 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
19972 * timevar.def (TV_TREE_PHIPROP): Add.
19973 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
19974 pass description. Use TV_TREE_PHIPROP.
19975 * tree-ssa-forwprop.c: Remove phiprop code.
19977 2008-03-12 Jakub Jelinek <jakub@redhat.com>
19979 PR middle-end/35549
19980 * omp-low.c (maybe_lookup_decl): Constify first argument.
19981 (use_pointer_for_field): Change last argument from bool to
19982 omp_context *. Disallow shared copy-in/out in nested
19983 parallel if decl is shared in outer parallel too.
19984 (build_outer_var_ref, scan_sharing_clauses,
19985 lower_rec_input_clauses, lower_copyprivate_clauses,
19986 lower_send_clauses, lower_send_shared_vars): Adjust callers.
19988 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
19989 Ira Rosen <irar@il.ibm.com>
19991 * tree-vectorizer.c (free_stmt_vec_info): New function.
19992 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
19993 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
19994 * tree-vectorizer.h (free_stmt_vec_info): Declare.
19995 * tree-vect-transform.c (vectorizable_conversion): Free
19996 vec_oprnds0 if it was allocated.
19997 (vect_permute_store_chain): Remove unused VECs.
19998 (vectorizable_store): Free VECs that are allocated in the..
20000 (vect_transform_strided_load, vectorizable_load): Likewise.
20001 (vect_remove_stores): Simplify the code.
20002 (vect_transform_loop): Move code to vect_remove_stores().
20003 Call vect_remove_stores() and free_stmt_vec_info().
20005 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20007 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20008 TARGET_HPUX. Revise comment.
20009 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20010 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20011 Use sr4 variant of `be' instruction when not generating PIC code.
20012 (attr_length_call): Adjust for above change.
20014 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20016 * ipa-reference.c (static_execute): Remove module_statics_const and
20017 associated setting code.
20019 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20022 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20023 predicate for operand 1.
20024 (paritysi2_cmp): Use register_operand predicate for operand 2.
20025 Use earlyclobber modifier for operand 1. Remove support for
20027 (paritydi2_cmp): Use register_operand predicate for operand 3.
20028 Use earlyclobber modifier for operand 1. Remove support for
20031 2008-03-11 Paul Brook <paul@codesourcery.com>
20032 Vladimir Prus <vladimir@codesourcery.com>
20034 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20035 (arm_compute_save_reg0_reg12_mask): Always
20036 check if register 11 must be saved. Always safe hard frame pointer
20037 when frame_pointer_needeed.
20038 (arm_compute_save_reg_mask): Save IP and PC
20039 only with apcs frames.
20040 (arm_output_epilogue): Adjust Thumb2 codepath to
20041 be also invoked and work for ARM non-apcs frames.
20042 (arm_expand_prologue): Don't bother saving IP
20043 for non-apcs frame, since it's not clobbered by
20044 prologue code. Implement non-apcs frame
20047 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20049 PR rtl-optimization/35281
20050 * expr.c (convert_move): Use a new pseudo for the intermediate
20051 from_mode->word_mode result.
20053 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20055 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20056 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20057 * toplev.c (compile_file): Don't call it.
20059 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20061 PR middle-end/35526
20062 * expr.c (store_expr): Call emit_block_move if the mode
20063 of "temp" RTX is BLKmode.
20065 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20066 Richard Guenther <rguenther@suse.de>
20068 PR tree-optimization/31358
20069 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20070 the step with a NULL_TREE.
20071 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20072 to sizetype if type is a pointer type.
20073 (add_candidate_1): Don't convert the base and step to
20074 the generic type if the orginal type is a pointer type.
20075 (add_iv_value_candidates): Use sizetype for the step
20076 if type is a pointer type.
20077 (cand_value_at): Likewise.
20078 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20080 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20081 Don't convert the tem affine to the type.
20082 (add_elt_to_tree): Use sizetype for the step if a pointer.
20083 Use POINTER_PLUS_EXPR for pointers.
20084 (aff_combination_to_tree): Use sizetype for the step if a
20087 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20089 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20090 Remove commutativity hint.
20092 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20096 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20097 errorneous type. Check that v is a VAR_DECL.
20099 PR middle-end/35099
20100 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20102 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20104 PR tree-optimization/35494
20105 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20106 may be overriden at link and run time.
20108 2008-03-10 Richard Guenther <rguenther@suse.de>
20110 PR tree-optimization/34677
20111 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20112 (poolify_tree): Likewise.
20113 (modify_expr_template): Likewise.
20114 (poolify_modify_stmt): Likewise.
20115 (insert_fake_stores): Handle all component-ref style stores
20116 in addition to INDIRECT_REF. Also handle complex types.
20117 Do not poolify the inserted load.
20118 (realify_fake_stores): Do not rebuild the tree but only
20119 make it a SSA_NAME copy.
20120 (init_pre): Remove initialzation of modify_expr_template.
20121 Do not allocate modify_expr_node_pool.
20122 (fini_pre): Do not free modify_expr_node_pool.
20124 2008-03-10 Paul Brook <paul@codesourcery.com>
20126 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20127 to avoid conflicts.
20129 2008-03-10 Paul Brook <paul@codesourcery.com>
20130 Mark Shinwell <shinwell@codesourcery.com>
20132 * config/arm/cortex-r4.md: New.
20133 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20135 * config/arm/arm.md: Include cortex-r4.md.
20136 (insn): Add smmls, sdiv and udiv values.
20137 (generic_sched): Don't use generic scheduling for Cortex-R4.
20138 (arm_issue_rate): New function.
20139 (TARGET_SCHED_ISSUE_RATE): Define.
20141 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20143 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20145 2008-03-10 Richard Guenther <rguenther@suse.de>
20147 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20148 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20150 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20152 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20153 Set default to true.
20155 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20157 * c.opt (Wsynth): Deprecate.
20158 * doc/invoke.texi (Option Summary, Warning Options): Document
20159 -Wno-format-contains-nul.
20161 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20164 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20165 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20167 2008-03-09 Ira Rosen <irar@il.ibm.com>
20169 * config/rs6000/rs6000.c (builtin_description): Rename vector
20170 left shift operations.
20171 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20172 (altivec_vsl<VI_char>): Rename to ...
20173 (ashl<mode>3): ... new name.
20174 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20176 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20178 2008-03-08 Richard Guenther <rguenther@suse.de>
20180 * coverage.h (tree_coverage_counter_addr): Declare.
20181 * coverage.c (tree_coverage_counter_addr): New function.
20182 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20183 before using again.
20184 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20185 (tree_gen_one_value_profiler): Likewise.
20186 (tree_gen_ic_profiler): Likewise.
20187 (tree_gen_average_profiler): Likewise.
20188 (tree_gen_ior_profiler): Likewise.
20190 2008-03-08 Richard Guenther <rguenther@suse.de>
20192 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20193 (vn_binary_op_insert): Likewise.
20194 (vn_unary_op_lookup): Likewise.
20195 (vn_unary_op_insert): Likewise.
20196 (vn_nary_op_lookup): Declare.
20197 (vn_nary_op_insert): Likewise.
20198 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20199 and binary hashes, use a single obstack for unary_op_pool
20200 and binary_op_pool.
20201 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20202 a single struct vn_nary_op_s. Store tree code length and
20203 a variable number of operands.
20204 (struct vn_reference_op_struct): Remove unused op2.
20205 (vn_reference_op_eq): Do not compare op2.
20206 (vn_reference_op_compute_hash): Do not compute hash of op2.
20207 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20208 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20209 with vn_nary_op_compute_hash.
20210 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20211 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20213 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20215 (visit_unary_op): Call nary functions.
20216 (visit_binary_op): Likewise.
20217 (process_scc): Adjust for struct vn_tables_s changes.
20218 (allocate_vn_table): Likewise.
20219 (free_vn_table): Likewise.
20220 * tree-vn.c (vn_add): Call nary functions.
20221 (vn_lookup): Likewise.
20223 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20226 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20227 wdst back after sync_compare_and_swapqhi_internal.
20229 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20232 * config/i386/i386-modes.def (V1DI): New vector mode.
20233 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20234 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20235 (MMXMODE248): Ditto.
20236 (MMXMODE): Add V1DI mode.
20237 (mmxvecsize): Change DI mode to V1DI mode.
20238 ("mov<mode>): Use MMXMODEI8 mode iterator.
20239 ("*mov<mode>_internal_rex64"): Ditto.
20240 ("*mov<mode>_internal"): Ditto.
20241 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20242 ("mmx_sub<mode>3"): Ditto.
20243 ("mmx_adddi3"): Remove insn pattern.
20244 ("mmx_subdi3"): Ditto.
20245 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20246 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20247 ("mmx_ashl<mode>3"): Ditto.
20248 ("mmx_lshrdi3"): Remove insn pattern.
20249 ("mmx_ashldi3"): Ditto.
20250 * config/i386/i386.c (classify_argument): Handle V1DImode.
20251 (function_arg_advance_32): Ditto.
20252 (function_arg_32): Ditto.
20253 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20254 mmx_addv1di3 insn pattern.
20255 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20256 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20257 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20258 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20259 Remove definitions of built-in functions.
20260 (V1DI_type_node): New node.
20261 (v1di_ftype_v1di_int): Ditto.
20262 (v1di_ftype_v1di_v1di): Ditto.
20263 (v2si_ftype_v2si_si): Ditto.
20264 (v4hi_ftype_v4hi_di): Remove node.
20265 (v2si_ftype_v2si_di): Ditto.
20266 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20267 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20268 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20269 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20270 Add new builtins using def_builtin_const.
20271 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20272 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20273 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20274 * config/i386/mmintrin.h (__v1di): New typedef.
20275 (_mm_add_si64): Cast arguments to __v1di type.
20276 (_mm_sub_si64): Ditto.
20277 (_mm_sll_pi16): Cast __count to __v4hi type.
20278 (_mm_sll_pi32): Cast __count to __v2si type.
20279 (_mm_sll_si64): Cast arguments to __v1di type.
20280 (_mm_srl_pi16): Cast __count to __v4hi type.
20281 (_mm_srl_pi32): Cast __count to __v2si type.
20282 (_mm_srl_si64): Cast arguments to __v1di type.
20283 (_mm_sra_pi16): Cast __count to __v4hi type.
20284 (_mm_sra_pi32): Cast __count to __v2si type.
20285 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20286 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20287 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20288 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20289 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20290 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20291 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20292 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20293 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20294 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20295 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20296 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20298 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20300 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20302 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20305 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20306 reg+const addressing for Altivec modes. Don't generate reg+reg
20307 addressing for TFmode or TDmode quantities.
20309 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20311 * c-common.c (vector_types_convertible_p): Call langhook
20312 instead of comptypes.
20314 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20317 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20318 integral and scalar float variables which have a
20321 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20323 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20324 dwarf_register_span hook when emitting unwind information for
20325 register-to-memory saves.
20326 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20327 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20329 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20331 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20332 for the same VAR_DECL.
20334 2008-03-06 Tom Tromey <tromey@redhat.com>
20336 * treelang: Delete.
20337 * doc/standards.texi (Standards): Don't mention treelang.
20338 * doc/invoke.texi (Overall Options): Don't mention treelang.
20339 * doc/install.texi (Prerequisites): Don't mention bison or
20341 (Configuration): Don't mention treelang.
20342 (Building): Likewise.
20343 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20345 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20347 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20348 word-extractions out of a multi-word object.
20350 2008-03-06 Richard Guenther <rguenther@suse.de>
20352 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20353 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20354 result type and precision.
20355 * expr.c (get_inner_reference): Set unsignedp based on the result
20356 type of BIT_FIELD_REF.
20357 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20358 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20359 (try_instantiate_multiple_fields): Likewise. Use the correct type
20361 (sra_build_assignment): Likewise.
20362 (sra_build_elt_assignment): Likewise.
20363 (sra_explode_bitfield_assignment): Likewise.
20364 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20365 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20366 set BIT_FIELD_REF_UNSIGNED.
20367 (vectorizable_load): Likewise.
20369 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20371 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20374 2008-03-06 Richard Guenther <rguenther@suse.de>
20376 * alias.c (struct alias_set_entry): Move has_zero_child field
20377 to pack with alias_set.
20379 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20381 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20384 2008-03-05 Ian Lance Taylor <iant@google.com>
20386 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20388 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20390 * fwprop.c (update_df): Support width and offset parameters of
20392 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20393 global_conflicts): Change DF_REF_EXTRACT to either
20394 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20395 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20396 * df-scan.c (df_ref_record, df_defs_record,
20397 df_ref_create_structure, df_def_record_1, df_uses_record,
20398 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20399 df_bb_refs_collect, df_entry_block_defs_collect,
20400 df_exit_block_uses_collect): Support new width and offset fields.
20401 (ref_extract_pool): New storage pool.
20402 (df_free_ref): New function.
20403 (df_reg_chain_unlink, df_free_collection_rec,
20404 df_sort_and_compress_refs): Call df_free_ref.
20405 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20407 (df_ref_create_structure): Allocate df_ref_extract if offset and
20408 width fields are used.
20409 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20410 (df_uses_record): Get offset and width from ZERO_EXTRACT
20412 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20413 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20414 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20415 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20416 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20417 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20418 (df_ref_extract): New structure.
20419 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20420 (df_ref_create): Add width and offset parameters.
20422 2008-03-05 Richard Guenther <rguenther@suse.de>
20424 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20425 Use ranges_overlap_p.
20426 (offset_overlaps_with_access): Rename
20427 to ranges_overlap_p and move ...
20428 * tree-flow-inline.h (ranges_overlap_p): ... here.
20430 * tree.h (get_inner_reference, handled_component_p): Update
20433 * tree.h (record_component_aliases, get_alias_set,
20434 alias_sets_conflict_p, alias_sets_must_conflict_p,
20435 objects_must_conflict_p): Move declarations ...
20436 * alias.h (record_component_aliases, get_alias_set,
20437 alias_sets_conflict_p, alias_sets_must_conflict_p,
20438 objects_must_conflict_p): ... here.
20439 Include coretypes.h.
20440 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20442 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20444 * cfg.c: Include tree-flow.h.
20445 (remove_edge_raw): Call redirect_edge_var_map_clear.
20446 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20447 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20448 (redirect_edge_var_map_result): New.
20449 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20450 PENDING_STMT use with redirect_edge_var_map_*.
20451 * tree-ssa.c (edge_var_maps): New definition.
20452 (redirect_edge_var_map_add): New.
20453 (redirect_edge_var_map_clear): New.
20454 (redirect_edge_var_map_dup): New.
20455 (redirect_edge_var_map_vector): New.
20456 (redirect_edge_var_map_destroy): New.
20457 (ssa_redirect_edge): Replace PENDING_STMT use with
20458 redirect_edge_var_map_*.
20459 (flush_pending_stmts): Same.
20460 (delete_tree_ssa): Destroy edge var map.
20461 * tree-flow.h (struct _edge_var_map): New.
20462 Define edge_var_map vector type.
20463 Declare redirect_edge_var_map_* prototypes.
20464 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20465 * tree-cfg.c (reinstall_phi_args): Replace
20466 PENDING_STMT use with redirect_edge_var_map_*.
20468 2008-03-05 Richard Guenther <rguenther@suse.de>
20470 PR tree-optimization/35472
20471 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20472 whose single use_stmt has a overlapping set of loaded and
20473 stored symbols as that use_stmt might be a noop assignment then.
20475 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20477 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20479 2008-03-05 Richard Guenther <rguenther@suse.de>
20482 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20483 should be constants.
20484 * tree-cfg.c (verify_expr): Verify it.
20485 * fold-const.c (fold_truthop): Remove code generating
20486 BIT_FIELD_REFs of structure bases.
20487 (fold_binary): Likewise.
20488 (fold_ternary): Position and size of BIT_FIELD_REFs are
20489 always host integers.
20490 (make_bit_field_ref): Remove.
20491 (optimize_bit_field_compare): Remove.
20492 (all_ones_mask_p): Remove.
20494 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20497 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20498 (split_block_and_df_analyze): New. Split basic block and rebuild
20500 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20502 (split_pattern_seq): Likewise.
20503 (erase_matching_seqs): Likewise.
20504 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20506 2008-03-04 Geoff Keating <geoffk@apple.com>
20508 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20509 declaration and code.
20510 (tree_invalid_nonnegative_warnv_p): Likewise.
20512 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20514 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20515 examples. Truncate option-names then causing overfull hbox.
20517 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20520 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20522 * configure: Rebuilt.
20524 2008-03-04 Rafael Espíndola <espindola@google.com>
20526 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20527 (tree_unary_nonnegative_warnv_p): New.
20528 (tree_binary_nonnegative_warnv_p): New.
20529 (tree_single_nonnegative_warnv_p): New.
20530 (tree_invalid_nonnegative_warnv_p): New.
20531 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20533 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20536 * opts.c (handle_option): Postpone 'unknown option' errors only for
20539 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20542 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20545 2008-03-04 Rafael Espíndola <espindola@google.com>
20547 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20548 (tree_binary_nonzero_warnv_p): New.
20549 (tree_single_nonzero_warnv_p): New.
20550 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20552 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20554 PR middle-end/35456
20555 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20556 transformations for modes that have signed zeros.
20557 * ifcvt.c (noce_try_abs): Ditto.
20559 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20561 * config/i386/i386.c (override_options): Force
20562 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20564 2008-03-04 Jan Hubicka <jh@suse.cz>
20567 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20570 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20572 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20573 label to probe the stack.
20575 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20577 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20578 (__gthr_win32_mutex_destroy): Declare.
20579 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20580 __gthr_win32_mutex_destroy.
20581 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20583 2008-03-03 Jan Hubicka <jh@suse.cz>
20586 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20587 aggressive on inlining cold calls.
20589 2008-03-03 Richard Guenther <rguenther@suse.de>
20591 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20592 struct copies into the expression table.
20593 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20594 (try_to_simplify): Likewise.
20595 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20596 integral and pointer arguments which do not change the
20597 precision to NOP_EXPRs.
20598 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20599 VIEW_CONVERT_EXPR case.
20601 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20603 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20604 defined in a loop at depth 0 is invariant.
20605 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20606 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20607 be called at loop depth 0.
20609 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20612 * gcc.c (process_command): Update copyright notice dates.
20613 * gcov.c (print_version): Likewise.
20614 * gcov-dump.c (print_version): Likewise.
20615 * mips-tfile.c (main): Likewise.
20616 * mips-tdump.c (main): Likewise.
20618 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20621 * c-common.c (flag_permissive): Delete.
20622 (constant_expression_warnings): Check flags first.
20623 (constant_expression_error): New.
20624 * c-common.h (flag_permissive): Delete.
20625 (constant_expression_error): Declare.
20626 * flags.h (flag_permissive): Declare. Update description.
20627 * diagnostic.c (pedwarn): Update.
20629 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20630 (permissive_error_kind): New.
20631 * toplev.c (flag_permissive): Define. Update description.
20632 * toplev.h (permissive_error_kind): Declare.
20633 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20634 (pedwarn_c90): Use pedantic_warning_kind.
20635 * c-opts.c (c_common_post_options): flag_permissive does not affect
20636 flag_pedantic_errors.
20638 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20640 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20641 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20642 __absvsi2, __absvDI2): Use unsigned arithmetic.
20644 2008-03-02 Andi Kleen <ak@suse.de>
20645 Richard Guenther <rguenther@suse.de>
20647 * struct-equiv.c: Remove file.
20648 * cfg_cleanup.c (condjump_equiv_p): Remove.
20649 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20650 (struct-equiv.o): Remove rule.
20651 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20652 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20653 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20655 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20657 * ifcvt.c (noce_process_if_block): Try to handle only the then
20658 block if the else block exists but isn't suitable.
20660 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20663 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20664 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20665 regression from previous patch.
20667 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20670 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20672 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20673 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20674 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20675 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20676 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20677 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20678 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20679 (__gthread_mutex_destroy_function): Rename to
20680 __gthread_mutex_destroy.
20681 * gthr-dce.h (__gthread_mutex_destroy): Call
20682 pthread_mutex_destroy.
20683 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20684 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20685 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20687 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20689 * df-scan.c (df_ref_chain_change_bb): Simplify.
20690 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20691 set_block_for_insn if there's any change.
20692 * df.h ((df_insn_change_bb): Fix prototype.
20693 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20694 df_insn_change_bb, don't call set_block_for_insn.
20695 * emit-rtl.c (reorder_insns): Likewise.
20696 * haifa-sched.c (move_insn): Likewise.
20698 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20700 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20702 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20704 * tree-flow-inline.h (next_readonly_imm_use): Return
20705 NULL_USE_OPERAND_P after the end.
20707 2008-03-01 Richard Guenther <rguenther@suse.de>
20709 PR tree-optimization/35411
20710 * tree-sra.c (sra_build_assignment): Split conversion to
20711 final type to a separate statement if we are not assigning
20714 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20716 * fold-const.c (fold_convertible_p): Correct the logic to follow
20717 that in fold_convert().
20719 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20722 * tree-inline.c (build_duplicate_type): When we make a
20723 duplicate type, make it unique in the canonical types system.
20725 2008-02-29 Tom Tromey <tromey@redhat.com>
20727 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20728 input_file_stack_history, input_file_stack_restored): Remove.
20729 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20730 * input.h (struct file_stack): Remove.
20731 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20732 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20734 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20736 (diagnostic_last_module_changed): Add 'map' argument.
20737 (diagnostic_set_last_function): Likewise.
20738 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20739 line map, not input_file_stack.
20740 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20742 2008-02-29 Paul Brook <paul@codesourcery.com>
20744 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20746 2008-02-29 Paul Brook <paul@codesourcery.com>
20748 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20750 2008-02-29 Richard Guenther <rguenther@suse.de>
20752 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20754 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20755 value for comparing for a store match.
20756 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20757 (try_to_simplify): Do not do a full-blown reference lookup.
20759 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20761 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20762 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20764 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20766 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20768 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20769 strides against cache sizes.
20771 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20773 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20776 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20778 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20779 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20780 is smaller than the original promoted value.
20781 (simplify_subreg): If OP is a SUBREG, try to preserve its
20782 SUBREG_PROMOTED_VAR_P information.
20784 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20786 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20787 (VN_INFO_GET): Allocate new objects on the obstack.
20788 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20789 for rpo_numbers_temp, for consistency.
20790 (free_scc_vn): Free the obstack.
20792 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20794 * doc/invoke.texi: Document -ftree-loop-distribution.
20795 * tree-loop-distribution.c: New.
20796 * tree-pass.h (pass_loop_distribution): New.
20797 * graphds.h (struct graph): Add htab_t indices.
20798 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20799 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20800 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20801 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20802 * tree-data-ref.c (debug_data_dependence_relations): New.
20803 (dump_data_dependence_relation): Also print data references.
20804 (free_data_ref): Extern.
20805 (same_access_functions): Moved...
20806 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20807 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20808 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20809 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20810 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20811 (stmts_from_loop): Skip LABEL_EXPR.
20812 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20814 (build_rdg): Initialize rdg->indices htab.
20815 (free_rdg, stores_from_loop, ref_base_address,
20816 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
20817 have_similar_memory_accesses_1, ref_base_address_1,
20818 remove_similar_memory_refs): New.
20819 * tree-data-ref.h: Depend on tree-chrec.h.
20820 (debug_data_dependence_relations, free_data_ref): Declared.
20821 (same_access_functions): ... here.
20822 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
20824 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
20825 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
20826 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
20827 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20828 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
20829 rdg_vertex_for_stmt): Declared.
20830 (struct rdg_edge): Add level.
20832 (free_rdg, stores_from_loop, remove_similar_memory_refs,
20833 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
20835 (rdg_has_similar_memory_accesses): New.
20836 * tree-vect-analyze.c: Remove unused static decls.
20837 * lambda.h (dependence_level): New.
20838 * common.opt (ftree-loop-distribution): New.
20839 * tree-flow.h (mark_virtual_ops_in_bb,
20840 slpeel_tree_duplicate_loop_to_edge_cfg,
20841 rename_variables_in_loop): Declared.
20842 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
20843 (OBJS-common): Add tree-loop-distribution.o.
20844 (tree-loop-distribution.o): New rule.
20845 * tree-cfg.c (mark_virtual_ops_in_bb): New.
20846 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
20847 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
20849 2008-02-28 Joseph Myers <joseph@codesourcery.com>
20852 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
20853 other than structures and unions.
20855 2008-02-28 Richard Guenther <rguenther@suse.de>
20858 2008-02-26 Richard Guenther <rguenther@suse.de>
20860 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20861 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20862 (lookup_decl_from_uid): Declare.
20863 (remove_decl_from_map): Likewise.
20864 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20865 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20866 (decl_for_uid_map): New global hashtable mapping DECL_UID
20868 (init_ttree): Allocate it.
20869 (insert_decl_to_uid_decl_map): New helper function.
20870 (make_node_stat): Insert new decls into the map.
20871 (copy_node_stat): Likewise.
20872 (lookup_decl_from_uid): New function.
20873 (remove_decl_from_map): Likewise.
20874 (print_decl_for_uid_map_statistics): New helper.
20875 (dump_tree_statistics): Call it.
20877 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20878 (referenced_var_iterator): Adjust.
20879 (FOR_EACH_REFERENCED_VAR): Adjust.
20880 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20881 (num_referenced_vars): Adjust.
20882 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20883 (first_referenced_var): Remove.
20884 (end_referenced_vars_p): Likewise.
20885 (next_referenced_var): Likewise.
20886 (referenced_var_iterator_set): New helper function.
20887 * tree-dfa.c (referenced_var_lookup): Adjust.
20888 (referenced_var_check_and_insert): Likewise.
20889 (remove_referenced_var): Likewise.
20890 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20891 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20892 (verify_call_clobbering): Likewise.
20893 (verify_memory_partitions): Likewise.
20894 (init_tree_ssa): Allocate bitmap instead of hashtable for
20896 (delete_tree_ssa): Adjust.
20897 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20898 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20899 (compute_tag_properties): Likewise.
20900 (set_initial_properties): Likewise.
20901 (find_partition_for): Likewise.
20902 (update_reference_counts): Likewise.
20903 (dump_may_aliases_for): Likewise.
20904 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20905 (add_call_clobber_ops): Likewise.
20906 (add_call_read_ops): Likewise.
20907 (get_asm_expr_operands): Likewise.
20908 * tree-into-ssa.c (dump_decl_set): Likewise.
20909 (update_ssa): Likewise.
20910 * tree-sra.c (scan_function): Likewise.
20911 (decide_instantiations): Likewise.
20912 (scalarize_parms): Likewise.
20913 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20914 (dsa_named_for): Likewise.
20915 * tree-ssa-structalias.c (update_alias_info): Likewise.
20916 (merge_smts_into): Likewise.
20918 2008-02-27 David Daney <ddaney@avtrex.com>
20921 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
20922 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
20923 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
20924 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
20925 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
20927 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
20930 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
20931 (BUILT_IN_NEXTTOWARD): Remove.
20932 (BUILT_IN_NEXTTOWARDF): Ditto.
20933 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
20934 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
20936 2008-02-27 Tom Tromey <tromey@redhat.com>
20938 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
20939 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
20941 2008-02-27 Jan Beulich <jbeulich@novell.com>
20943 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
20944 update the respective field on newdecl.
20946 2008-02-27 Revital Eres <eres@il.ibm.com>
20948 PR rtl-optimization/34999
20949 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
20950 crossing edges that ends with a call insn.
20951 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
20952 call insn and clear the EDGE_CROSSING flag of the crossing edge
20953 when fixing fallthru edges.
20955 2008-02-27 Richard Guenther <rguenther@suse.de>
20957 PR middle-end/35390
20958 * fold-const.c (fold_unary): Return the correct argument,
20959 converted to the result type.
20961 2008-02-27 Richard Guenther <rguenther@suse.de>
20963 PR middle-end/34971
20964 * expr.c (expand_expr_real_1): Assert on rotates that operate
20966 * fold-const.c (fold_binary): Use the types precision, not the
20967 bitsize of the mode if folding rotate expressions. Build rotates
20968 only for full modes.
20970 2008-02-27 Jakub Jelinek <jakub@redhat.com>
20972 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
20973 and CPP_PRAGMA_EOL.
20974 * c-pragma.c (pragma_ns_name): New typedef.
20975 (registered_pp_pragmas): New variable.
20976 (c_pp_lookup_pragma): New function.
20977 (c_register_pragma_1): If flag_preprocess_only, do nothing
20978 for non-expanded pragmas, for expanded ones push pragma's
20979 namespace and name into registered_pp_pragmas vector.
20980 (c_invoke_pragma_handler): Register OpenMP pragmas even when
20981 flag_preprocess_only, don't register GCC pch_preprocess
20982 pragma if flag_preprocess_only.
20983 * c-opts.c (c_common_init): Call init_pragma even if
20984 flag_preprocess_only.
20985 * c-pragma.c (c_pp_lookup_pragma): New prototype.
20986 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
20987 cpp_register_pragma if flag_preprocess_only.
20989 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20992 * c-parser.c (c_parser_translation_unit): Warn for empty
20993 translation unit, not empty source file.
20995 2008-02-26 Paul Brook <paul@codesourcery.com>
20997 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
20998 operand for Thumb-2.
20999 * config/arm/arm.h (reg_class): Add CORE_REGS.
21000 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21001 (BASE_REG_CLASS): Use CORE_REGS.
21002 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21003 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21004 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21005 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21006 ARM_REGNO_OK_FOR_INDEX_P.
21007 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21008 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21009 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21010 (ldm/stm peepholes): Ditto.
21011 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21012 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21013 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21014 * config/arm/constraints.md: Enable "k" constraint on ARM.
21016 2008-02-27 Ben Elliston <bje@au.ibm.com>
21018 * config/rs6000/rs6000.c: Annotate cache line size field in all
21019 instances of struct processor_costs.
21021 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21023 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21024 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21025 jump_bypass): New counters.
21026 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21027 * dce.c (gate_ud_dce): Same.
21028 (gate_fast_dce): Same.
21029 * dse.c (gate_dse1): New function.
21030 (gate_dse2): New function.
21031 (gate_dse): Merge results of new gate functions.
21032 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21033 (gate_handle_jump_bypass): Add dbg_cnt.
21034 (gate_handle_gcse): Add dbg_cnt.
21035 * ifcvt.c (gate_handle_if_conversion): Same.
21036 (gate_handle_if_after_combine): Same.
21037 (gate_handle_if_after_reload): Same.
21038 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21040 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21042 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21044 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21046 2008-02-26 Jason Merrill <jason@redhat.com>
21049 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21050 alone if it's the naming decl for the type's main variant.
21052 2008-02-26 Tom Tromey <tromey@redhat.com>
21054 * system.h (USE_MAPPED_LOCATION): Poison.
21055 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21056 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21057 (make_goto_expr_edges): Likewise.
21058 (remove_bb): Likewise.
21059 (execute_warn_function_return): Likewise.
21060 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21062 * c-common.c (fname_decl): Remove old location code.
21063 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21065 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21067 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21068 (gen_rtx_ASM_INPUT): Likewise.
21069 (gen_rtx_ASM_INPUT_loc): Likewise.
21070 (get_rtx_asm_OPERANDS): Remove.
21071 * cfglayout.c (insn_locators_alloc): Remove old location code.
21072 (set_curr_insn_source_location): Likewise.
21073 (curr_insn_locator): Likewise.
21074 * print-tree.c (print_node): Remove old location code.
21075 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21076 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21077 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21078 location_from_locus.
21079 (construct_exit_block): Remove old location code.
21080 * emit-rtl.c (force_next_line_note): Remove old location code.
21081 * profile.c (branch_prob): Remove old location code.
21082 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21083 LOC_LINE): Remove old-location variants.
21084 * langhooks.c (lhd_print_error_function): Remove old location
21086 * configure, config.in: Rebuilt.
21087 * configure.ac (--enable-mapped-location): Remove.
21088 * c-decl.c (c_init_decl_processing): Remove old location code.
21089 (finish_function): Likewise.
21090 * recog.c (decode_asm_operands): Remove old location code.
21091 * c-pch.c (c_common_read_pch): Remove old location code.
21092 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21094 * gimple-low.c (lower_function_body): Remove old location code.
21095 * toplev.c (unknown_location): Remove.
21096 (push_srcloc): Remove old-location variant.
21097 (process_options): Remove old location code.
21098 (lang_dependent_init): Likewise.
21099 * input.h (UNKNOWN_LOCATION): Move definition.
21100 (location_t): Undeprecate.
21101 (source_locus): Remove.
21102 (location_from_locus): Remove.
21103 (struct location_s): Remove.
21104 Remove all old-location code.
21105 (input_line, input_filename): Remove.
21106 * final.c (final_scan_insn): Remove old location code.
21107 * diagnostic.c (diagnostic_build_prefix): Remove
21108 USE_MAPPED_LOCATION test.
21109 * tree.h (gimple_stmt) <locus>: Now a location_t.
21110 (tree_exp) <locus>: Likewise.
21111 (DECL_IS_BUILTIN): Remove old-location variant.
21112 (annotate_with_file_line, annotate_with_locus): Likewise.
21113 (expr_locus, set_expr_locus): Update.
21114 * tree.c (build1_stat): Remove old location code.
21115 (last_annotated_node): Remove.
21116 (annotate_with_file_line): Remove old-location variant.
21117 (annotate_with_locus): Likewise.
21118 (expr_location): Remove old location code.
21119 (set_expr_location): Likewise.
21120 (expr_has_location): Likewise.
21121 (expr_locus): Likewise.
21122 (set_expr_locus): Likewise.
21123 (expr_filename): Don't use location_from_locus.
21124 (expr_lineno): Likewise.
21125 * rtl-error.c (location_for_asm): Remove old location code.
21126 * c-lex.c (cb_line_change): Remove old location code.
21127 (fe_file_change): Likewise.
21128 (cb_def_pragma): Likewise.
21129 (c_lex_with_flags): Likewise.
21130 * gengtype.c (do_typedef): Don't special-case location types.
21131 (define_location_structures): Remove.
21132 (main): Don't call define_location_structures.
21133 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21136 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21139 * builtins.def (BUILT_IN_STDARG_START): Remove.
21140 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21141 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21142 * tree-inline.c (inline_forbidden_p_1): Likewise.
21144 2008-02-26 Richard Guenther <rguenther@suse.de>
21146 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21147 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21148 (lookup_decl_from_uid): Declare.
21149 (remove_decl_from_map): Likewise.
21150 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21151 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21152 (decl_for_uid_map): New global hashtable mapping DECL_UID
21154 (init_ttree): Allocate it.
21155 (insert_decl_to_uid_decl_map): New helper function.
21156 (make_node_stat): Insert new decls into the map.
21157 (copy_node_stat): Likewise.
21158 (lookup_decl_from_uid): New function.
21159 (remove_decl_from_map): Likewise.
21160 (print_decl_for_uid_map_statistics): New helper.
21161 (dump_tree_statistics): Call it.
21163 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21164 (referenced_var_iterator): Adjust.
21165 (FOR_EACH_REFERENCED_VAR): Adjust.
21166 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21167 (num_referenced_vars): Adjust.
21168 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21169 (first_referenced_var): Remove.
21170 (end_referenced_vars_p): Likewise.
21171 (next_referenced_var): Likewise.
21172 (referenced_var_iterator_set): New helper function.
21173 * tree-dfa.c (referenced_var_lookup): Adjust.
21174 (referenced_var_check_and_insert): Likewise.
21175 (remove_referenced_var): Likewise.
21176 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21177 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21178 (verify_call_clobbering): Likewise.
21179 (verify_memory_partitions): Likewise.
21180 (init_tree_ssa): Allocate bitmap instead of hashtable for
21182 (delete_tree_ssa): Adjust.
21183 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21184 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21185 (compute_tag_properties): Likewise.
21186 (set_initial_properties): Likewise.
21187 (find_partition_for): Likewise.
21188 (update_reference_counts): Likewise.
21189 (dump_may_aliases_for): Likewise.
21190 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21191 (add_call_clobber_ops): Likewise.
21192 (add_call_read_ops): Likewise.
21193 (get_asm_expr_operands): Likewise.
21194 * tree-into-ssa.c (dump_decl_set): Likewise.
21195 (update_ssa): Likewise.
21196 * tree-sra.c (scan_function): Likewise.
21197 (decide_instantiations): Likewise.
21198 (scalarize_parms): Likewise.
21199 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21200 (dsa_named_for): Likewise.
21201 * tree-ssa-structalias.c (update_alias_info): Likewise.
21202 (merge_smts_into): Likewise.
21204 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21207 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21208 * c-opts.c (c_common_handle_option): Wall enables
21209 Wvolatile-register-var.
21210 * common.opt: Move Wvolatile-register-var to...
21213 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21215 * common.opt (Wlarger-than=): New.
21216 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21218 * opts.c (common_handle_option): Handle -Wlarger-than=.
21219 * optc-gen.awk: Likewise.
21220 * opth-gen.awk: Likewise.
21221 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21222 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21224 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21226 * c-common.c (match_case_to_enum_1): Add appropriate
21227 OPT_W* parameter to warning.
21228 (c_do_switch_warnings): Likewise.
21229 * c-typeck.c (warning_init): Add one more parameter following
21230 'warning' function.
21231 (push_init_level): Update call to warning_init.
21232 (pop_init_level): Likewise.
21233 (add_pending_init): Likewise.
21234 (output_init_element: Likewise.
21236 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21239 * toplev.c (toplev_main): If there are warnings or error, print
21240 errors for ignored options.
21241 * opts.c (ignored_options): New static variable.
21242 (postpone_unknown_option_error): New.
21243 (print_ignored_options): New.
21244 (handle_option): Postpone errors for unknown -Wno-* options.
21245 * opts.h (print_ignored_options): Declare.
21247 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21249 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21252 2008-02-25 Richard Guenther <rguenther@suse.de>
21255 2008-02-25 Richard Guenther <rguenther@suse.de>
21257 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21258 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21259 (lookup_decl_from_uid): Declare.
21260 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21261 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21262 (decl_for_uid_map): New global hashtable mapping DECL_UID
21264 (init_ttree): Allocate it.
21265 (insert_decl_to_uid_decl_map): New helper function.
21266 (make_node_stat): Insert new decls into the map.
21267 (copy_node_stat): Likewise.
21268 (lookup_decl_from_uid): New function.
21269 (print_decl_for_uid_map_statistics): New helper.
21270 (dump_tree_statistics): Call it.
21272 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21273 (referenced_var_iterator): Adjust.
21274 (FOR_EACH_REFERENCED_VAR): Adjust.
21275 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21276 (num_referenced_vars): Adjust.
21277 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21278 (first_referenced_var): Remove.
21279 (end_referenced_vars_p): Likewise.
21280 (next_referenced_var): Likewise.
21281 (referenced_var_iterator_set): New helper function.
21282 * tree-dfa.c (referenced_var_lookup): Adjust.
21283 (referenced_var_check_and_insert): Likewise.
21284 (remove_referenced_var): Likewise.
21285 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21286 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21287 (verify_call_clobbering): Likewise.
21288 (verify_memory_partitions): Likewise.
21289 (init_tree_ssa): Allocate bitmap instead of hashtable for
21291 (delete_tree_ssa): Adjust.
21292 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21293 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21294 (compute_tag_properties): Likewise.
21295 (set_initial_properties): Likewise.
21296 (find_partition_for): Likewise.
21297 (update_reference_counts): Likewise.
21298 (dump_may_aliases_for): Likewise.
21299 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21300 (add_call_clobber_ops): Likewise.
21301 (add_call_read_ops): Likewise.
21302 (get_asm_expr_operands): Likewise.
21303 * tree-into-ssa.c (dump_decl_set): Likewise.
21304 (update_ssa): Likewise.
21305 * tree-sra.c (scan_function): Likewise.
21306 (decide_instantiations): Likewise.
21307 (scalarize_parms): Likewise.
21308 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21309 (dsa_named_for): Likewise.
21310 * tree-ssa-structalias.c (update_alias_info): Likewise.
21311 (merge_smts_into): Likewise.
21313 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21316 * doc/invoke.texi (-fcx-limited-range): Document new option.
21317 * toplev.c (process_options): Handle -fcx-fortran-rules.
21318 * common.opt: Add documentation for -fcx-fortran-rules.
21320 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21323 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21324 actual behaviour and C99.
21326 2008-02-26 Ben Elliston <bje@au.ibm.com>
21328 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21329 (ASM_CPU_POWER6_SPEC): Likewise.
21330 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21331 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21332 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21334 2008-02-25 Richard Guenther <rguenther@suse.de>
21336 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21337 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21338 (lookup_decl_from_uid): Declare.
21339 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21340 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21341 (decl_for_uid_map): New global hashtable mapping DECL_UID
21343 (init_ttree): Allocate it.
21344 (insert_decl_to_uid_decl_map): New helper function.
21345 (make_node_stat): Insert new decls into the map.
21346 (copy_node_stat): Likewise.
21347 (lookup_decl_from_uid): New function.
21348 (print_decl_for_uid_map_statistics): New helper.
21349 (dump_tree_statistics): Call it.
21351 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21352 (referenced_var_iterator): Adjust.
21353 (FOR_EACH_REFERENCED_VAR): Adjust.
21354 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21355 (num_referenced_vars): Adjust.
21356 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21357 (first_referenced_var): Remove.
21358 (end_referenced_vars_p): Likewise.
21359 (next_referenced_var): Likewise.
21360 (referenced_var_iterator_set): New helper function.
21361 * tree-dfa.c (referenced_var_lookup): Adjust.
21362 (referenced_var_check_and_insert): Likewise.
21363 (remove_referenced_var): Likewise.
21364 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21365 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21366 (verify_call_clobbering): Likewise.
21367 (verify_memory_partitions): Likewise.
21368 (init_tree_ssa): Allocate bitmap instead of hashtable for
21370 (delete_tree_ssa): Adjust.
21371 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21372 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21373 (compute_tag_properties): Likewise.
21374 (set_initial_properties): Likewise.
21375 (find_partition_for): Likewise.
21376 (update_reference_counts): Likewise.
21377 (dump_may_aliases_for): Likewise.
21378 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21379 (add_call_clobber_ops): Likewise.
21380 (add_call_read_ops): Likewise.
21381 (get_asm_expr_operands): Likewise.
21382 * tree-into-ssa.c (dump_decl_set): Likewise.
21383 (update_ssa): Likewise.
21384 * tree-sra.c (scan_function): Likewise.
21385 (decide_instantiations): Likewise.
21386 (scalarize_parms): Likewise.
21387 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21388 (dsa_named_for): Likewise.
21389 * tree-ssa-structalias.c (update_alias_info): Likewise.
21390 (merge_smts_into): Likewise.
21392 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21395 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21396 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21397 * alias.h (nonoverlapping_memrefs_p): Likewise.
21399 2008-02-25 Jan Beulich <jbeulich@novell.com>
21401 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21402 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21403 __emultls_get_address, __emultls_register_common,
21404 __floatundi?f, and _Unwind_GetIPInfo.
21405 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21406 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21407 (gen_regparm_prefix): Likewise.
21408 (i386_nlm_encode_section_info): Sync with
21409 config/i386/winnt.c:i386_pe_encode_section_info().
21410 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21411 i386_nlm_mangle_decl_assembler_name): New.
21412 (netware_override_options): New.
21413 * config/i386/netware.h (netware_override_options): Declare.
21414 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21415 (i386_nlm_mangle_decl_assembler_name): Declare.
21416 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21418 2008-02-25 Ben Elliston <bje@au.ibm.com>
21421 * c-decl.c (grokdeclarator): Remove unused local variables
21422 `typedef_type' and `type_as_written'.
21424 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21425 unused local variable `has_hot_blocks'.
21426 (fix_crossing_conditional_branches): Remove unused local variable
21429 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21431 PR middle-end/19984
21432 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21433 using DEF_C99_BUILTIN.
21434 (BUILT_IN_NANF): Ditto.
21435 (BUILT_IN_NANL): Ditto.
21437 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21438 Revital Eres <eres@il.ibm.com>
21440 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21441 regarding the order of two dependent insns in the same row.
21443 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21445 * stor-layout.c (layout_decl): Do not bump the alignment of a
21446 bit-field to more than byte alignment if it is packed.
21448 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21450 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21453 2008-02-24 Diego Novillo <dnovillo@google.com>
21455 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21458 * tree-vrp.c (vrp_evaluate_conditional): With
21459 -Wtype-limits, emit a warning when comparing against a
21460 constant outside the natural range of OP0's type.
21461 * c.opt (Wtype-limits): Move ...
21462 * common.opt (Wtype-limits): ... here.
21464 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21466 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21467 * config/rs6000/e300c2c3.md: New file.
21468 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21470 (rs6000_override_options): Add e300c2 and e300c3 cases to
21471 processor_target_table. Do not allow usage of Altivec or Spe
21472 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21473 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21474 * config/rs6000/rs6000.h (processor_type): Add
21475 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21476 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21477 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21478 and ppce300c3. Include e300c2c3.md.
21480 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21482 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21483 instead of TARGET_STRICT_ALIGN.
21485 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21487 * explow.c (memory_address): Assert that the generated address is
21490 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21493 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21494 * config/darwin-ppc-ldouble-patch.def: New file.
21495 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21496 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21497 SUBTARGET_INIT_BUILTINS if defined.
21498 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21501 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21504 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21505 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21507 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21510 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21511 file" warning condtional on -Winvalid-PCH.
21513 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21515 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21517 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21521 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21522 prevent reload from using MMX registers.
21523 (*mov<mode>_internal): Ditto.
21524 (*movv2sf_internal_rex64): Ditto.
21525 (*movv2sf_internal): Ditto.
21527 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21529 PR documentation/31569
21530 * doc/install.texi2html: Use makeinfo --no-number-sections.
21532 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21534 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21535 ensure that we can address an entire entity > 8 bytes. Don't
21536 generate reg+reg addressing for such data.
21538 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21540 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21541 strings when optimizing for size, unless the target cares about
21544 2008-02-22 Tom Tromey <tromey@redhat.com>
21546 * regclass.c (current_pass): Remove declaration.
21548 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21550 * config/avr/libgcc.S (__RAMPZ__): Define.
21551 (__do_copy_data): Add for devices with 128KB code memory.
21553 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21555 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21557 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21559 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21561 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21564 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21567 * c-typeck.c (build_binary_op): Warn about floating point
21568 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21570 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21573 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21574 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21576 (rs6000_override_options): Set altivec_abi as default, not override,
21577 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21578 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21579 is used; use new member spe_abi.
21580 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21581 spe_abi and altivec_abi.
21583 2008-02-22 Tomas Bily <tbily@suse.cz>
21585 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21587 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21590 * config.build (build_file_translate): Set to `CMD //c' only if
21592 * Makefile.in (build_file_translate): Improve comment.
21594 2008-02-21 Jan Hubicka <jh@suse.cz>
21596 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21597 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21598 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21600 2008-02-21 Michael Matz <matz@suse.de>
21603 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21605 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21607 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21608 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21609 as insn constraint.
21610 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21611 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21612 SSE_VEC_FLOAT_MODE_P as insn constraint.
21613 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
21614 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
21615 sse4a_movntdf using MODEF mode iterator.
21616 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
21617 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
21618 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
21619 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
21620 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
21621 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
21622 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21624 2008-02-21 Richard Guenther <rguenther@suse.de>
21626 * tree.def (PAREN_EXPR): New tree code.
21627 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21629 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21630 * expr.c (expand_expr_real_1): Likewise.
21631 * tree-inline.c (estimate_num_insns_1): Likewise.
21632 * tree-complex.c (expand_complex_move): Likewise.
21633 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21636 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21639 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21641 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21644 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21646 * config/sh/sh.c (find_barrier): Don't go past
21647 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21649 2008-02-20 DJ Delorie <dj@redhat.com>
21651 * config/h8300/h8300.md (insv): Force source operand to be a register.
21653 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21654 as a jump, not as a plain insn.
21656 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21658 * doc/invoke.texi (Warning Options): Add new option
21659 -Wframe-larger-than=.
21660 (-Wframe-larger-than): Document.
21662 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21663 Add declarations for new option variables.
21665 * final.c (final_start_function): Check the frame size
21666 before emission and issue a Wframe-larger-than warning.
21668 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21669 Add definitions for new option variables.
21670 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21672 * common.opt (Wframe-larger-than=): New option.
21674 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21676 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21677 (<sse>_div<mode>3): Ditto.
21678 (<sse>_vmdiv<mode>3): Ditto.
21679 (<sse>_vmsqrt<mode>2): Ditto.
21680 (*smax<mode>3): Ditto.
21681 (sse5_frcz<mode>2): Ditto.
21682 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21683 as insn constraint.
21685 2008-02-20 Richard Guenther <rguenther@suse.de>
21687 PR middle-end/35265
21688 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21689 be happy with INTEGRAL_TYPE_P.
21691 2008-02-20 Richard Guenther <rguenther@suse.de>
21693 * fold-const.c (split_tree): Associate floatig-point expressions
21694 if flag_associative_math is set.
21696 2008-02-20 Richard Guenther <rguenther@suse.de>
21698 * tree.h (fold_real_zero_addition_p): Declare.
21699 * fold-const.c (fold_real_zero_addition_p): Export.
21700 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21701 floating-point operations with zero and one.
21703 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21705 * doc/install.texi: Correct references to CFLAGS, replacing them
21706 with BOOT_CFLAGS. Document flags used during bootstrap for
21709 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21711 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21712 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21713 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21715 (smin<mode>3): Ditto from similar patterns.
21716 (smax<mode>3): Ditto.
21717 (*ieee_smin<mode>3): Ditto.
21718 (*ieee_smax<mode>3): Ditto.
21719 * config/i386/sse.md (sse): New mode attribute.
21720 (mov<mode>): Macroize expander from movv4sf and movv2df using
21721 SSEMODEF2P mode iterator.
21722 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21723 SSE_VEC_FLOAT_MODE_P as insn constraint.
21724 (storent<mode>): Ditto.
21725 (storent<mode>): Macroize expander from storentsf and storentdf using
21726 MODEF mode iterator.
21727 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21728 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21729 (abs<mode>2): Ditto from similar patterns.
21730 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21731 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21732 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21733 (<sse>_vmsqrt<mode>2): Ditto.
21734 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21735 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21736 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21737 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21738 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21739 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21740 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21742 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21743 iterator and SSE_FLOAT_MODE_P as insn constraint.
21744 (<sse>_ucomi): Ditto from similar patterns.
21745 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21746 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21747 SSE_VEC_FLOAT_MODE_P as insn constraint.
21748 (vcond<mode>): Ditto from similar patterns.
21749 (and<mode>3, *and<mode>3): Ditto.
21750 (<sse>_nand<mode>3): Ditto.
21751 (ior<mode>3, *ior<mode>3): Ditto.
21752 (xor<mode>3, *xor<mode>3): Ditto.
21753 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21754 iterator and SSE_FLOAT_MODE_P as insn constraint.
21755 (*nand<mode>3): Ditto from similar patterns.
21756 (*ior<mode>3): Ditto.
21757 (*xor<mode>3): Ditto.
21759 2008-02-20 Ira Rosen <irar@il.ibm.com>
21761 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21762 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21763 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21765 2008-02-19 Jan Hubicka <jh@suse.cz>
21767 * predict.c (tree_bb_level_predictions): Remove variable next
21768 mistakely introduced by previous commit.
21770 2008-02-19 Jan Hubicka <jh@suse.cz>
21772 * predict.c (predict_paths_leading_to): Rewrite.
21773 (predict_paths_for_bb): New.
21774 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21776 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21779 * Makefile.in (build_file_translate): New.
21780 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21781 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21782 * configure.ac (build_file_translate): Substitute it.
21783 * configure: Regenerate.
21785 2008-02-19 Jan Hubicka <jh@suse.cz>
21787 PR rtl-optimization/34408
21788 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21791 2008-02-19 Jan Hubicka <jh@suse.cz>
21793 PR middle-end/28779
21794 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21797 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21800 * config/i386/i386-modes.def: Revert the last DI alignment
21801 change until Ada people can look into it.
21803 2008-02-19 Nick Clifton <nickc@redhat.com>
21805 * opts.c (print_specific_help): Fix typo in --help text.
21807 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21810 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21811 32-bit inline asm without asm alternatives for host GCC < 3.0.
21813 2008-02-19 Richard Guenther <rguenther@suse.de>
21815 PR tree-optimization/34989
21816 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
21817 Allow propagation to INDIRECT_REF if we can simplify only.
21819 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21821 * c-common.c (warn_for_collisions_1): Use appropriate option when
21824 2008-02-19 Nick Clifton <nickc@redhat.com>
21827 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
21828 (handle_options): Fix indentation.
21829 (print_filtered_help): If no language-specific options were
21830 displayed tell the user how to list all the options supported by
21831 the language's front-end.
21832 (print_specific_help): Fix indentation and remove duplicate line.
21833 (common_handle_option): Handle the -v option.
21834 For --help enable the display of undocumented options if the -v
21835 switch has been included on the command line.
21836 For --help= check for overlaps in the arguments between the option
21837 classes and the language names and issue a warning when they
21838 cannot be disambiguated.
21839 * c.opt (v): Pass on to the common option handler.
21841 2008-02-19 Revital Eres <eres@il.ibm.com>
21843 * modulo-sched.c (sms_schedule): Change dump message when
21844 create_ddg function fails.
21845 (try_scheduling_node_in_cycle): Rename row to cycle.
21846 (print_partial_schedule): Rename CYCLE to ROW.
21848 2008-02-19 Christian Bruel <christian.bruel@st.com>
21849 Zdenek Dvorak <ook@ucw.cz>
21851 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
21853 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21856 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
21857 (*x86_movdicc_0_m1_se): Ditto.
21859 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21861 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
21862 (CMPtype): Define as __gcc_CMPtype.
21863 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
21864 (CMPtype): Define as __gcc_CMPtype.
21866 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
21868 Support valgrind 3.3 for --enable-checking=valgrind.
21869 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
21871 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
21872 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
21873 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
21874 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
21875 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
21876 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
21877 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
21879 * ggc-zone.c: Similar.
21880 * ggc-page.c: Similar.
21882 2008-02-19 Paul Brook <paul@codesourcery.com>
21885 * config/arm/ieee754-df.S: Fix do_it typo.
21886 * config/arm/ieee754-sf.S: Fix do_it typo.
21888 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21891 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
21892 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
21893 (OPTION_MASK_ISA_SSE_SET): Likewise.
21894 (OPTION_MASK_ISA_SSE2_SET): Likewise.
21895 (OPTION_MASK_ISA_SSE3_SET): Likewise.
21896 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
21897 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
21898 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
21899 (OPTION_MASK_ISA_SSE4_SET): Likewise.
21900 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
21901 (OPTION_MASK_ISA_SSE5_SET): Likewise.
21902 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
21903 (OPTION_MASK_ISA_MMX_UNSET): Updated.
21904 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
21905 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
21906 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
21907 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
21908 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
21909 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
21910 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
21911 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
21912 (OPTION_MASK_ISA_SSE4): Removed.
21913 (ix86_handle_option): Turn on bits in ix86_isa_flags and
21914 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
21915 (override_options): Don't turn on implied SSE/MMX bits in
21918 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21920 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21923 2008-02-18 Joey Ye <joey.ye@intel.com>
21925 PR middle-end/34921
21926 * tree-nested.c (insert_field_into_struct): Set type alignment
21927 to field alignment if the former is less than the latter.
21929 2008-02-18 Jakub Jelinek <jakub@redhat.com>
21931 * BASE-VER: Set to 4.4.0.
21933 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21935 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
21936 * doc/cfg.texi: Likewise.
21937 * doc/extend.texi: Likewise.
21938 * doc/gty.texi: Likewise.
21939 * doc/invoke.texi: Likewise.
21940 * doc/loop.texi: Likewise.
21941 * doc/md.texi: Likewise.
21942 * doc/passes.texi: Likewise.
21943 * doc/rtl.texi: Likewise.
21944 * doc/sourcebuild.texi: Likewise.
21945 * doc/tm.texi: Likewise.
21946 * doc/tree-ssa.texi: Likewise.
21948 2008-02-17 Richard Guenther <rguenther@suse.de>
21950 PR middle-end/35227
21951 * tree-complex.c (init_parameter_lattice_values): Handle parameters
21952 without default definition.
21954 2008-02-17 Richard Guenther <rguenther@suse.de>
21956 PR tree-optimization/35231
21957 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
21960 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
21963 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21964 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21965 libgcc_cmp_return mode.
21967 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21970 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
21972 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
21974 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
21977 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21979 * doc/c-tree.texi: Use `@.' where appropriate.
21980 * doc/extend.texi: Likewise.
21981 * doc/install.texi: Likewise.
21982 * doc/invoke.texi: Likewise.
21983 * doc/loop.texi: Likewise.
21984 * doc/makefile.texi: Likewise.
21985 * doc/md.texi: Likewise.
21986 * doc/passes.texi: Likewise.
21987 * doc/standards.texi: Likewise.
21988 * doc/tm.texi: Likewise.
21990 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21992 PR middle-end/35196
21993 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
21995 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
21996 rather than in entry_bb.
21998 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22000 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22001 libgcc_cmp_return mode.
22003 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22005 PR middle-end/35130
22006 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22007 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22009 2008-02-15 Richard Guenther <rguenther@suse.de>
22010 Zdenek Dvorak <ook@ucw.cz>
22012 PR tree-optimization/35164
22013 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22014 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22015 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22016 Only propagate addresses which do not have abnormal SSA_NAMEs
22019 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22022 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22024 2008-02-15 Jan Hubicka <jh@suse.cz>
22026 PR middle-end/35149
22027 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22029 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22031 PR middle-end/34621
22032 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22033 when calculating alignment_pad.
22035 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22037 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22038 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22039 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22040 and STACK_BOUNDARY define.
22042 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22044 PR preprocessor/35061
22045 * c-pragma.c (handle_pragma_pop_macro): Check that
22046 pushed_macro_table has been allocated.
22048 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22050 PR middle-end/35136
22051 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22052 (force_gimple_operand): Likewise.
22053 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22054 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22055 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22056 (find_interesting_uses_address): Check addressability and alignment
22057 of the base expression only after substituting bases of IVs into it.
22059 2008-02-14 Michael Matz <matz@suse.de>
22062 * function.c (instantiate_virtual_regs_in_insn): Reload address
22063 before falling back to reloading the whole operand.
22065 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22067 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22068 before the first section switch note.
22070 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22072 * doc/bugreport.texi: Update copyright years.
22073 * doc/c-tree.texi: Likewise.
22074 * doc/cfg.texi: Likewise.
22075 * doc/cpp.texi: Likewise.
22076 * doc/cppinternals.texi: Likewise.
22077 * doc/fragments.texi: Likewise.
22078 * doc/frontends.texi: Likewise.
22079 * doc/gcc.texi: Likewise.
22080 * doc/gty.texi: Likewise.
22081 * doc/hostconfig.texi: Likewise.
22082 * doc/implement-c.texi: Likewise.
22083 * doc/libgcc.texi: Likewise.
22084 * doc/loop.texi: Likewise.
22085 * doc/makefile.texi: Likewise.
22086 * doc/options.texi: Likewise.
22087 * doc/passes.texi: Likewise.
22088 * doc/rtl.texi: Likewise.
22089 * doc/sourcebuild.texi: Likewise.
22090 * doc/standards.texi: Likewise.
22091 * doc/tree-ssa.texi: Likewise.
22092 * doc/trouble.texi: Likewise.
22094 * doc/extend.texi: Use @: or add comma where appropriate.
22095 * doc/invoke.texi: Likewise.
22096 * doc/tm.texi: Likewise.
22098 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22101 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22104 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22106 * doc/md.texi (clz, ctz): Add reference.
22107 * doc/rtl.texi (clz, ctz): Likewise.
22109 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22112 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22115 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22117 * config/s390/s390.c (struct constant_pool): New field
22118 emit_pool_after added.
22119 (s390_mainpool_start): Set the emit_pool_after flag according
22120 to the section switch notes.
22121 (s390_mainpool_finish): Consider emit_pool_after when emitting
22122 the literal pool at the end of the function.
22123 (s390_chunkify_start): Force literal pool splits at section
22126 2008-02-13 Michael Matz <matz@suse.de>
22129 * var-tracking.c (clobber_variable_part): Correctly traverse the
22132 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22135 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22136 Add -fdump-ipa-inline.
22137 * tree-dump.c (dump_files): Remove tree-inlined dump.
22138 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22140 2008-02-12 Richard Guenther <rguenther@suse.de>
22142 PR tree-optimization/35171
22143 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22146 2008-02-12 Richard Guenther <rguenther@suse.de>
22148 PR middle-end/35163
22149 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22150 value-preserving mode. Disallow final truncation.
22152 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22154 PR middle-end/35136
22155 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22156 code from here to...
22157 (force_gimple_operand): ...here.
22159 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22162 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22163 non-compatible pointers.
22164 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22165 different FIELD_DECLs, try harder by comparing field offsets, sizes
22168 PR inline-asm/35160
22169 * function.c (match_asm_constraints_1): Don't replace the same input
22172 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22174 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22175 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22176 (expand_epilogue): Restore RAMPZ register.
22177 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22179 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22181 * config/i386/cygwin.asm: (__alloca): Correct calling
22182 convention and alignment.
22183 (__chkstk): Force 8 byte stack alignment.
22185 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22186 Richard Guenther <rguenther@suse.de>
22188 PR tree-optimization/33992
22189 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22190 the zero we compare against.
22192 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22194 PR libfortran/35063
22195 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22196 to CloseHandle after unlocking to prevent accumulation of handle
22199 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22201 PR middle_end/34150
22202 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22203 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22204 and update LABEL_NUSES during and after reload.
22206 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22208 PR middle-end/34627
22209 * combine.c (simplify_if_then_else): Make sure the comparison is
22210 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22212 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22215 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22216 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22217 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22218 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22219 * tree.h (get_type_static_bounds): Likewise.
22221 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22223 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22224 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22225 Make -Wfoo language annotations match what the compiler outputs.
22227 2008-02-08 Sa Liu <saliu@de.ibm.com>
22229 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22230 intrinsics spu_convts, spu_convtu, spu_convtf.
22232 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22234 * doc/extend.texi (Function Attributes) <noinline>: Mention
22235 asm ("") as method to keep calls.
22237 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22240 * doc/options.texi (Options): Replace references to opts.sh with
22242 * opts-common.c: Likewise.
22243 * optc-gen.awk: Likewise.
22245 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22247 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22249 2008-02-07 Richard Henderson <rth@redhat.com>
22252 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22253 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22256 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22258 PR tree-optimization/35085
22259 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22260 for operand entry oe2 in addition to operand entry oe3 in order to
22261 expose more opportunities for vectorizer sum reduction.
22263 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22266 * Makefile.in (LIBS): Remove $(GMPLIBS).
22267 (cc1-dummy, cc1): Add $(GMPLIBS).
22269 2008-02-06 Jan Hubicka <jh@suse.cz>
22272 * i386.md (moddf_integer): Do not produce partial memory stalls for
22273 targets where it hurts.
22275 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22278 * optabs.c (expand_float): Do not check for decimal modes when
22279 expanding unsigned integer through signed conversion.
22281 2008-02-06 Nick Clifton <nickc@redhat.com>
22283 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22284 inside the clobber with a match_operand and duplicated operand
22285 number in the constraint.
22286 (ineqbranchsi): Delete redundant comment.
22288 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22290 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22291 builtin_define ("__USE_INIT_FINI__").
22292 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22294 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22296 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22298 PR documentation/30330
22299 * doc/invoke.texi (C++ Dialect Options)
22300 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22301 For each warning option -Wfoo that allows -Wno-foo, ensure both
22302 -Wfoo and -Wno-foo are listed in the option index. Fix index
22303 entry of -Wswitch-default, index -Wnormalized= including the
22304 `=', and -Wlarger-than-@var{len} including @var{len}.
22306 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22308 * config/i386/i386.md (floatunssisf2): Use
22309 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22310 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22311 Macroize expander using MODEF mode iterator.
22313 2008-02-05 Diego Novillo <dnovillo@google.com>
22315 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22318 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22320 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22323 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22325 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22328 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22329 to indicate if a message should be generated.
22330 (init_cumulative_args): Updated.
22331 (function_value_32): Likewise.
22333 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22335 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22337 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22340 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22341 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22343 2008-02-04 Diego Novillo <dnovillo@google.com>
22345 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22348 * tree-vrp.c (vrp_evaluate_conditional): With
22349 -Wtype-limits, emit a warning when comparing against a
22350 constant outside the natural range of OP0's type.
22352 2008-02-04 Richard Guenther <rguenther@suse.de>
22354 PR middle-end/33631
22355 * expr.c (count_type_elements): Give for unions instead of
22358 2008-02-04 Richard Guenther <rguenther@suse.de>
22360 PR middle-end/35043
22361 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22362 to TYPE_DOMAINs base type instead of using bitsizetype here.
22364 2008-02-03 Jason Merrill <jason@redhat.com>
22366 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22368 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22371 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22372 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22373 (RS/6000 and PowerPC Options): Fix typos and markup.
22374 * doc/passes.texi (Tree-SSA passes): Likewise.
22376 2008-02-02 Michael Matz <matz@suse.de>
22379 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22380 from record_last_reg_set_info.
22381 (record_last_reg_set_info): Take an RTX argument, iterate over all
22382 constituent hardregs.
22383 (record_last_set_info, record_opr_changes): Change calls to
22384 new signature or to record_last_reg_set_info_regno.
22386 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22388 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22390 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22392 PR rtl-optimization/34773
22393 * reg-notes.def (EQUAL): Mention significance of combination of
22394 REG_EQUAL and REG_RETVAL.
22395 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22396 insn that has a REG_RETVAL.
22398 2008-02-01 Roger Sayle <roger@eyesopen.com>
22401 * configure.ac (--enable-fixed-point): Disable unless explicitly
22403 * configure: Regenerate.
22405 2008-02-01 Richard Guenther <rguenther@suse.de>
22408 * invoke.texi (-finline-limit): Remove no longer true parts
22409 of the documentation. Note that there is no default value.
22411 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22412 Mark Mitchell <mark@codesourcery.com>
22413 Ben Elliston <bje@au.ibm.com>
22416 * doc/extend.texi (Other Builtins): Document.
22418 2008-01-31 Tom Browder <tom.browder@gmail.com>
22420 * doc/c-tree.texi (Types): Fix grammar.
22421 (Expression trees): Ditto.
22422 * doc/passes.texi (Tree-SSA passes): Ditto.
22424 * doc/configterms.texi (Configure Terms): Fix typo.
22425 * doc/cpp.texi (Common Predefined Macros): Ditto.
22426 * doc/md.texi (Machine Constraints): Ditto.
22428 * doc/makefile.texi (Makefile): Add comma.
22430 2008-01-31 Tom Browder <tom.browder@gmail.com>
22431 Gerald Pfeifer <gerald@pfeifer.com>
22433 * doc/sourcebuild.texi (Front End): Remove references to CVS
22434 and CVSROOT/modules.
22435 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22436 (Back End): Remove reference to CVS.
22438 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22441 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22443 (mips16_gp_pseudo_reg): ...here.
22444 * config/mips/mips.md (load_const_gp): Replace with...
22445 (load_const_gp_<mode>): ...this :P-based insn.
22447 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22449 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22450 options. Minor fixes.
22451 (-std): Move reference to standards closer to where language
22452 standards are first mentioned.
22454 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22456 PR rtl-optimization/34995
22457 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22458 parameter and return a bool. If the rtx parameter is nonnull,
22459 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22460 (find_reloads): Update call accordingly. Pass the new operand
22461 if it needed no address reloads, otherwise pass null.
22463 2008-01-30 Richard Henderson <rth@redhat.com>
22466 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22467 for unbounded arrays.
22469 2008-01-30 Silvius Rus <rus@google.com>
22471 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22473 2008-01-30 Jan Hubicka <jh@suse.cz>
22476 * i386.c (init_cumulative_args): Use real function declaration when
22479 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22481 PR rtl-optimization/34998
22482 * global.c (build_insn_chain): Treat non-subreg_lowpart
22483 SUBREGs of pseudos as clobbering all the words covered by the
22484 SUBREG, not just all the bytes.
22485 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22486 original df_ref rather than an extract parameter.
22487 (global_conflicts): Update call accordingly.
22489 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22491 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22492 the overflow check to make it easier to read.
22493 (__fixtfdi): Change the type of the ll member in union
22494 long_double to UDItype_x.
22496 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22498 PR middle-end/34969
22499 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22500 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22501 * tree-inline.c (fold_marked_statements): Call
22502 cgraph_update_edges_for_call_stmt if folding a call statement.
22503 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22504 debug_generic_stmt calls, reset it back afterwards.
22507 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22509 * c-typeck.c (build_external_ref): Don't pedwarn about
22510 static vars in current function's scope.
22512 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22514 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22516 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22519 * ipa-struct-reorg.c: Fix spelling.
22520 * params.def: Ditto.
22522 2008-01-29 Richard Guenther <rguenther@suse.de>
22524 PR middle-end/35006
22525 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22527 * tree-inline.c (remap_type): Increment remapping_type_depth
22528 around remapping types.
22529 (copy_body_r): Only add referenced variables if they are referenced
22530 from code, not types.
22532 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22543 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22544 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22546 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22549 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22550 pointer for tiny stack.
22552 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22554 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22556 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22558 * config/vx-common.h: Fix typo in comment.
22560 2008-01-28 Ian Lance Taylor <iant@google.com>
22564 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22565 coalesce pointers if they have different DECL_NO_TBAA_P values.
22566 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22567 between variables with different DECL_NO_TBAA_P values.
22569 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22572 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22573 are not legitimate small data references on SPE targets.
22575 2008-01-28 David Daney <ddaney@avtrex.com>
22577 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22579 2008-01-28 David Daney <ddaney@avtrex.com>
22581 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22583 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22585 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22586 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22587 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22588 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22589 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22590 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22591 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22592 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22594 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22596 * basic-block.h (condjump_equiv_p): Fix comment.
22598 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22600 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22601 print_generic_stmt_indented): Fix comment.
22603 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22605 * configure.ac (__stack_chk_fail): Add detecion for availability
22606 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22607 * configure: Regenerate.
22609 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22611 PR middle-end/34688
22612 * final.c (output_addr_const): Handle TRUNCATE.
22614 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
22617 * tree-ssa-loop-ivopts.c (comp_cost): New type.
22618 (zero_cost, infinite_cost): New constants.
22619 (struct cost_pair): Change type of cost to comp_cost.
22620 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
22621 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
22623 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22624 split_address_cost, ptr_difference_cost, difference_cost,
22625 get_computation_cost_at, get_computation_cost,
22626 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22627 determine_use_iv_cost_condition, determine_use_iv_costs,
22628 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22629 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22630 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22631 Change type of cost to comp_cost.
22632 (determine_iv_cost): Increase cost of non-original ivs, instead
22633 of decreasing the cost of original ones.
22634 (get_address_cost): Indicate the complexity of the addressing mode
22636 (try_add_cand_for): Prefer using ivs not specific to some object.
22637 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22639 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22640 Janis Johnson <janis187@us.ibm.com>
22643 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22644 (TARGET_INSTANTIATE_DECLS): Likewise.
22645 * target.h (expand_to_rtl_hook): New target hook.
22646 (instantiate_decls): Likewise.
22647 * function.c (instantiate_decl): Make non-static. Rename to...
22648 (instantiate_decl_rtl): ... this.
22649 (instantiate_expr): Use instantiate_decl_rtl.
22650 (instantiate_decls_1): Likewise.
22651 (instantiate_decls): Likewise.
22652 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22653 * function.h (instantiate_decl_rtl): Add prototype.
22654 * cfgexpand.c (target.h): New include.
22655 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22656 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22657 (TARGET_INSTANTIATE_DECLS): Likewise.
22658 (TARGET_INITIALIZER): New target hooks added.
22659 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22661 * config/rs6000/rs6000.c (tree-flow.h): New include.
22662 (machine_function): Add sdmode_stack_slot field.
22663 (rs6000_alloc_sdmode_stack_slot): New function.
22664 (rs6000_instantiate_decls): Likewise.
22665 (rs6000_secondary_memory_needed_rtx): Likewise.
22666 (rs6000_check_sdmode): Likewise.
22667 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22668 (TARGET_INSTANTIATE_DECLS): Likewise.
22669 (rs6000_hard_regno_mode_ok): Allow SDmode.
22670 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22671 (rs6000_emit_move): Handle SDmode.
22672 (function_arg_advance): Likewise.
22673 (function_arg): Likewise.
22674 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22675 SDmode var args for 32-bit compiles.
22676 (rs6000_secondary_reload_class): Handle SDmode.
22677 (rs6000_output_function_epilogue): Likewise.
22678 (rs6000_function_value): Simplify if statement.
22679 (rs6000_libcall_value): Likewise.
22680 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22681 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22682 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22683 (movsd_hardfloat): New define_insn.
22684 (movsd_softfloat): Likewise.
22685 (movsd_store): Likewise.
22686 (movsd_load): Likewise.
22687 (extendsddd2): Likewise.
22688 (extendsdtd2): Likewise.
22689 (truncddsd2): Likewise.
22690 (movdd_hardfloat64): Fixup comment.
22691 (UNSPEC_MOVSD_LOAD): New constant.
22692 (UNSPEC_MOVSD_STORE): Likewise.
22694 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22697 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22699 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22700 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22701 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22702 and TRUTH_XOR_EXPR.
22704 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22707 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22708 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22709 __LONGDOUBLE128 too.
22710 * config/rs6000/aix61.h: New file.
22712 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22714 PR rtl-optimization/34959
22715 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22716 popcount and parity rtxes the same mode as their operand.
22717 Truncate or extend the result to the return value's mode
22720 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22723 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22724 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22725 to GOT_VERSION_REGNUM.
22726 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22727 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22728 * config/mips/mips.c (mips_emit_call_insn): New function.
22729 (mips_call_tls_get_addr): Call mips_expand_call directly.
22730 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22732 (mips16_build_call_stub): Likewise. Return the call insn or null.
22733 (mips_expand_call): Update the call to mips16_build_call_stub
22734 accordingly and a remove redundant condition. Assert that MIPS16
22735 stubs do not use lazy binding. Use mips_emit_call_insn and return
22737 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22739 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22740 (mips_avoid_hazard): Remove hazard_set handling.
22741 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22742 (UNSPEC_RESTORE_GP): ...this.
22743 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22744 (FAKE_CALL_REGNO): Rename to...
22745 (GOT_VERSION_REGNUM): ...this.
22746 (type): Add "ghost" value. Add an associated insn reservation.
22747 (hazard_set): Remove.
22748 (exception_receiver): Rename to...
22749 (restore_gp): ...this and update the unspec identifier accordingly.
22750 (exception_receiver, nonlocal_got_receiver): New expanders.
22751 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22752 FAKE_CALL_REGNO. Remove hazard_set attribute.
22753 (set_got_version, update_got_version): New patterns.
22755 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22758 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22760 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22763 * doc/install.texi2html: Generate gcc-vers.texi.
22765 2008-01-25 DJ Delorie <dj@redhat.com>
22767 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22769 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22771 * config/c4x: Remove directory.
22772 * config.gcc (crx-*, mt-*): Mark obsolete.
22773 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22774 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22775 sh-*-rtemscoff*): Remove cases.
22776 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22777 * real.c (encode_c4x_single, decode_c4x_single,
22778 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22779 c4x_extended_format): Remove.
22780 * real.h (c4x_single_format, c4x_extended_format): Remove.
22781 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22783 (Pragmas): Remove comment about c4x pragmas.
22784 * doc/install.texi (c4x): Remove target-specific instructions.
22785 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22786 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22787 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22788 refer to C4x source files as examples.
22789 (C4X_FLOAT_FORMAT): Remove documentation.
22791 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22793 * config/bfin/bfin.c (override_options): Reorder tests so that
22794 flag_pic gets enabled for -msep-data.
22796 2008-01-25 Richard Guenther <rguenther@suse.de>
22798 PR middle-end/32244
22799 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22800 to its bitfield precision if required.
22802 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22804 PR middle-end/33880
22805 * tree-nested.c (walk_omp_for): New function.
22806 (convert_nonlocal_reference, convert_local_reference): Call
22807 walk_omp_for on OMP_FOR.
22808 (convert_call_expr): Call walk_body on OMP_FOR's
22809 OMP_FOR_PRE_INIT_BODY.
22811 2008-01-25 Richard Guenther <rguenther@suse.de>
22813 PR tree-optimization/34966
22814 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22815 default defs and PHI_NODEs we have to insert after the
22816 defining statement.
22818 2008-01-24 Nick Clifton <nickc@redhat.com>
22820 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
22821 Provide a default definition.
22822 (LIBGCC2_UNITS_PER_WORD): Likewise.
22824 * config/stormy16/stormy16.c: Include df.h for the prototype
22825 for df_regs_ever_live_p.
22826 (xstormy16_expand_builtin_va_start): Convert the stack offset
22827 into a component_ref and then use POINTER_PLUS_EXPR to add it
22828 to the incoming_virtual_args_rtx.
22829 (xstormy16_gimplify_va_arg_expr): Rename to
22830 xstormy16_gimplify_va_arg_expr.
22831 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
22832 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
22833 xstormy16_gimplify_va_arg_expr.
22834 Fix up some formatting issues.
22836 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
22837 Move to predicates.md.
22838 (xs_hi_general_operand): Likewise.
22839 (xs_hi_nonmemory_operand): Likewise.
22840 * config/stormy16/predicates.md:
22841 (xstormy16_carry_plus_operand): New predicate.
22842 (xs_hi_general_operand): New predicate.
22843 (xs_hi_nonmemory_operand): New predicate.
22844 * config/stormy16/stormy16-protos.h:
22845 (xstormy16_carry_plus_operand): Delete prototype.
22846 (xs_hi_general_operand): Likewise.
22847 (xs_hi_nonmemory_operand): Likewise.
22849 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
22850 modifiers as they are no longer needed and they can trigger
22851 reload spill failures.
22853 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
22854 with a match_operand in order to help reload.
22856 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
22857 constraint with 'e' for the 8th alternative as this version of
22858 the mov.w instruction only accepts the lower 8 registers.
22860 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
22863 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
22864 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
22867 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22869 PR middle-end/33333
22870 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
22872 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22874 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
22876 (remove_structure): Update allocations list before removing structure.
22878 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22880 * ipa-struct-reorg.c (is_safe_cond_expr,
22881 create_new_stmts_for_cond_expr): Use integer_zerop function,
22882 that recognize not only zero-pointer, but zero-integer too.
22884 2008-01-25 Ben Elliston <bje@au.ibm.com>
22887 * fixproto: Escape "." in sed expression that strips leading "./".
22889 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
22892 * gcc.c (SWITCH_OK): Removed.
22893 (SWITCH_LIVE): Changed to bit.
22894 (SWITCH_FALSE): Likewise.
22895 (SWITCH_IGNORE): Likewise.
22896 (switchstr): Change live_cond to unsigned int.
22897 (process_command): Replace SWITCH_OK with 0.
22898 (do_self_spec): Likewise.
22899 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
22900 (give_switch): Likewise.
22901 (used_arg): Likewise.
22902 (do_spec_1): Set the SWITCH_IGNORE bit.
22903 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
22904 bits. Set the SWITCH_LIVE bit.
22906 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22908 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
22910 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
22912 PR tree-optimization/34472
22913 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
22914 parameter to a "bool *" and set *DATA to false if there is
22915 an unsafe access. Do not delete the structure here.
22916 (check_cond_exprs): Delete it here instead.
22917 (check_cond_exprs, exclude_cold_structs): Do not increase
22918 I when removing a structure.
22920 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
22923 * config/i386/i386.c (ix86_expand_vector_init): Consider only
22924 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
22926 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
22928 PR middle-end/34934
22929 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
22930 a fixed vector for stack.
22932 2008-01-24 Ben Elliston <bje@au.ibm.com>
22935 * doc/gcc.texi (Software development): Add a direntry for g++.
22937 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
22939 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
22940 stale and straggling -fforce-addr comments above.
22942 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
22944 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
22945 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
22947 2008-01-23 Michael Matz <matz@suse.de>
22950 * dwarf2out.c (force_type_die): Use modified_type_die instead of
22953 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
22955 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
22956 malloc result type.
22958 2008-01-23 Anatoly Sokolov <aesok@post.ru>
22960 * config/avr/avr.c (avr_current_arch): New variable.
22961 (avr_arch_types): Add 'avr31' and 'avr51' entries.
22962 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
22963 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
22964 (avr_override_options): Init 'avr_current_arch'.
22965 (base_arch_s): Move from here...
22966 * config/avr/avr.h (base_arch_s): ... here. Add new members
22967 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
22968 'mega' to 'have_jmp_call'.
22969 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
22970 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
22972 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
22974 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22975 MULTILIB_MATCHES): Ditto.
22977 2008-01-23 Richard Guenther <rguenther@suse.de>
22979 PR middle-end/31529
22980 * cgraphunit.c (cgraph_reset_node): Always mark the node
22981 not reachable if it is not queued already.
22983 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
22985 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
22986 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
22987 (cputype_selected): New static variable.
22988 (bfin_handle_option): Set it if -mcpu is used.
22989 (override_option): Select default set of workarounds if no cpu type
22990 selected on the command line.
22991 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
22993 From Michael Frysinger <michael.frysinger@analog.com>
22994 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
22995 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
22997 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
22998 for bf547, bf523, bf524, and bf526.
22999 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23001 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23002 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23003 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23004 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23005 * doc/invoke.texi (Blackfin Options): Document that
23006 -mcpu now accept bf547, bf523, bf524, and bf526.
23008 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23010 PR rtl-optimization/34628
23011 * combine.c (try_combine): Stop and undo after the first combination
23012 if an autoincrement side-effect on the first insn has effectively
23015 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23018 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23019 Offset addresses are not valid for Altivec or paired float modes.
23021 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23024 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23025 if DECL_INITIAL (decl) is error_mark_node.
23028 * c-common.c (handle_vector_size_attribute): Only allow
23029 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23030 the same way as pointer, array etc. types.
23031 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23034 * tree.c (build_type_attribute_qual_variant): Call
23035 build_qualified_type if attributes are equal, but quals are not.
23037 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23040 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23041 * flags.h (warn_strict_aliasing): Remove.
23042 (warn_strict_overflow): Remove.
23043 * opts.c (warn_strict_aliasing): Remove.
23044 (warn_strict_overflow): Remove.
23045 * c-opts.c (c_common_handle_option): -Wall only sets
23046 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23047 (c_common_post_options): Give default values to -Wstrict-aliasing
23048 and -Wstrict-overflow if they are uninitialized.
23049 * common.opt (Wstrict-aliasing): Specify Var and Init.
23050 (Wstrict-overflow): Likewise.
23052 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23054 PR rtl-optimization/26854
23055 PR rtl-optimization/34400
23056 PR rtl-optimization/34884
23057 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23059 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23060 (df_rd_bb_info.expanded_lr_out): Deleted
23061 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23062 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23063 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23064 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23065 Removed code to allocate, initialize or free expanded_lr_out.
23066 (df_rd_bb_local_compute_process_def): Restructured to make more
23068 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23069 sets if the sets are being trimmed.
23071 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23074 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23075 (as_vers): Likewise.
23076 * configure: Regenerated.
23078 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23080 PR middle-end/33092
23081 * tree-pass.h (pass_build_alias): New pass.
23082 * tree-ssa-alias.c (gate_build_alias): New.
23083 (pass_build_alias): New.
23084 * passes.c (init_optimization_passes): Add pass_build_alias after
23085 pass_create_structure_vars.
23087 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23089 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23090 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23091 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23092 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23093 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23094 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23095 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23096 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23097 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23098 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23099 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23100 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23101 * config/s390/s390.md (FP_ALL): New mode iterator.
23102 (_d): New mode attribute.
23103 ("*signbit<mode>2>"): Changed mode of first operand.
23104 ("isinf<mode>2"): Changed mode of first operand.
23105 ("*TDC_insn"): Adaptation for DFP modes.
23107 2008-01-22 Ben Elliston <bje@au.ibm.com>
23109 * tree.c (check_qualified_type): Improve function description.
23111 2008-01-21 Jason Merrill <jason@redhat.com>
23114 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23115 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23118 2008-01-21 DJ Delorie <dj@redhat.com>
23120 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23123 2008-01-21 Richard Guenther <rguenther@suse.de>
23125 PR middle-end/34856
23126 * tree-cfg.c (verify_expr): Allow all invariant expressions
23127 instead of just constant class ones as reference argument.
23128 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23129 like any other constant.
23130 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23132 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23134 * regmove.c (fixup_match_1): Update call crossed frequencies.
23136 2008-01-21 Richard Guenther <rguenther@suse.de>
23139 * tree-inline.c (setup_one_parameter): Deal with mismatched
23140 types using a VIEW_CONVERT_EXPR.
23142 2008-01-21 Alon Dayan <alond@il.ibm.com>
23143 Olga Golovanevsky <olga@il.ibm.com>
23145 PR tree-optimization/34701
23146 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23147 when the structure size is not a power of 2.
23149 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23151 * doc/install.texi: Add doc for --enable-checking=df.
23153 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23155 PR rtl-optimization/34808
23156 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23158 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23160 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23163 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23165 PR rtl-optimization/26854
23166 PR rtl-optimization/34400
23167 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23169 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23170 (df_rd_bb_info.expanded_lr_out): New.
23171 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23172 * loop_iv.c (iv_analysis_loop_init): Ditto.
23173 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23174 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23175 Added code to allocate, initialize or free expanded_lr_out.
23176 (df_rd_bb_local_compute_process_def): Restructured to make
23177 more understandable.
23178 (df_rd_confluence_n): Add code to do nothing with fake edges and
23179 code to no apply invalidate_by_call sets if the sets are being trimmed.
23180 (df_lr_local_finalize): Renamed to df_lr_finalize.
23181 (df_live_local_finalize): Renamed to df_live_finalize.
23183 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23186 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23187 deciding whether to use reciprocal instructions.
23189 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23191 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23192 dwarf2out_note_section_used if cold_text_section is NULL.
23194 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23196 PR gcov-profile/34610
23197 * tree-cfg.c (make_edges): Mark both outgoing edges from
23198 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23199 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23200 from OMP_FOR and OMP_CONTINUE outgoing edges.
23202 * tree-profile.c (tree_profiling): Return early if
23203 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23205 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23206 from cfun to child_cfun.
23207 * function.h (struct function): Add after_tree_profile bit.
23209 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23211 * config/avr/avr.S (_exit): Disable interrupt.
23213 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23214 Steven Bosscher <stevenb.gcc@gmail.com>
23216 PR rtl-optimization/26854
23217 PR rtl-optimization/34400
23218 * df-problems.c (df_live_scratch): New scratch bitmap.
23219 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23220 (df_live_reset): Clear the proper bitmaps.
23221 (df_live_bb_local_compute): Only process the artificial defs once
23222 since the order is not important.
23223 (df_live_init): Init the df_live sets only with the variables
23224 found live by df_lr.
23225 (df_live_transfer_function): Use the df_lr sets to prune the
23226 df_live sets as they are being computed.
23227 (df_live_free): Free df_live_scratch.
23229 2008-01-18 Ian Lance Taylor <iant@google.com>
23231 * common.opt: Add fmerge-debug-strings.
23232 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23233 flag_merge_debug_strings rather than flag_merge_constants.
23234 * doc/invoke.texi (Option Summary): Mention
23235 -fmerge-debug-strings.
23236 (Debugging Options): Document -fmerge-debug-strings.
23238 2008-01-18 Ian Lance Taylor <iant@google.com>
23241 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23242 (struct tree_function_decl): Add new field operator_new_flag.
23243 * tree-inline.c (expand_call_inline): When inlining a call to
23244 operator new, force the return value to go into a variable, and
23245 set DECL_NO_TBAA_P on that variable.
23246 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23248 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23251 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23252 DWARF2_DEBUGGING_INFO.
23253 (dwarf2out_note_section_used): Ditto. Add prototype.
23254 (have_multiple_function_sections, text_section_used,
23255 cold_text_section_used, *cold_text_sections): Move declarations
23258 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23260 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23261 field and add signal_ra.
23262 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23263 assignments to frame state pc. Move end of stack check after
23264 MD_FALLBACK_FRAME_STATE_FOR.
23265 (uw_update_context_1): Use frame state signal_regs if set, instead
23266 of checking signal_frame flag.
23267 (uw_update_context): Use frame state signal_ra if set.
23268 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23269 * config/xtensa/linux-unwind.h: New file.
23271 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23273 * modulo-sched.c (get_sched_window): Fix comment typo.
23275 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23277 PR tree-optimization/34648
23278 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23280 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23282 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23283 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23285 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23287 PR rtl-optimization/34400
23288 * df-core.c (df_worklist_dataflow_overeager,
23289 df_worklist_dataflow_doublequeue): New functions.
23290 (df_worklist_dataflow): Two different worklist solvers.
23291 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23294 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23297 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23298 and ftree-parallelize-loops.
23300 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23302 PR rtl-optimization/34826
23303 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23305 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23307 * global.c (find_reg): Mark the eh regs as used if necessary.
23308 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23309 * ra.h (struct allocno): no_eh_reg field added. Changed
23310 no_stack_reg type to bitfield.
23312 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23314 * tree.c (substitute_in_expr): Add missing 'break'.
23316 2008-01-17 Richard Guenther <rguenther@suse.de>
23318 PR tree-optimization/34825
23319 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23320 x / x as division to handle.
23322 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23324 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23325 "-pthread" is specified.
23326 * pa-hpux11.h (LIB_SPEC): Likewise.
23328 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23329 Peter Bergner <bergner@vnet.ibm.com>
23331 PR rtl-optimization/33796
23332 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23334 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23336 PR libgfortran/34699
23337 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23339 * pa-hpux10.h (LINK_SPEC): Likewise.
23340 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23342 2008-01-16 Richard Guenther <rguenther@suse.de>
23344 PR middle-end/32628
23345 * fold-const.c (fold_convert_const_int_from_int): Do not
23346 set overflow if that occured only because of a sign extension
23347 change when converting from/to a sizetype with the same
23348 precision and signedness.
23350 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23353 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23354 location address to the correct place. Update copyright year.
23356 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23358 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23359 no dependences in the dependence_relations vector.
23361 2008-01-16 Jan Hubicka <jh@suse.cz>
23363 PR rtl-optimization/31396
23364 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23365 * cfg.c (dump_reg_info): Print it.
23366 * regs.h (struct reg_info_t): add freq_calls_crossed.
23367 (REG_FREQ_CALLS_CROSSED): New macro.
23368 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23369 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23370 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23371 regmove_optimize): Update call crossed frequencies.
23372 * local-alloc.c (struct qty): Add freq_calls_crossed.
23373 (alloc_qty): Copute freq_calls_crossed.
23374 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23375 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23376 * ra.h (struct allocno): Add freq_calls_crossed.
23378 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23380 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23381 libgomp when compiling with ftree-parallelize-loops.
23382 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23384 2008-01-16 Richard Guenther <rguenther@suse.de>
23386 PR tree-optimization/34769
23387 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23388 * tree.c (int_cst_value): Instead make this function more
23389 permissive in what it accepts as valid input. Document this
23390 function always sign-extends the value.
23392 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23393 Richard Guenther <rguenther@suse.de>
23396 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23397 (gimple_fold_indirect_ref_rhs): ... this.
23398 (gimple_fold_indirect_ref): New function with foldings
23399 that preserve lvalueness.
23400 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23401 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23402 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23403 to fold an INDIRECT_REF, fall back to the old use of
23404 fold_indirect_ref_1.
23406 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23408 * tree-data-ref.c (subscript_dependence_tester_1): Call
23409 free_conflict_function.
23410 (compute_self_dependence): Same.
23412 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23415 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23416 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23418 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23419 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23420 for DWARF2_UNWIND_INFO targets.
23422 2008-01-16 Richard Guenther <rguenther@suse.de>
23425 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23426 type qualifiers for function types.
23428 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23430 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23431 loop_iterator li from previous commit.
23433 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23435 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23437 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23439 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23440 (parallelize_loops): Don't parallelize irreducible components.
23442 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23445 * c-opts (c_common_post_options): Do not enable CPP
23446 flag_pedantic_errors by default.
23448 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23450 PR rtl-optimization/31944
23451 * cse.c (remove_pseudo_from_table): New function.
23452 (merge_equiv_classes): Use above function to remove pseudo-registers.
23453 (invalidate): Likewise.
23455 2008-01-13 Richard Guenther <rguenther@suse.de>
23457 PR middle-end/34601
23458 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23459 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23461 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23463 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23464 validate_change to unshare the source of the PC set.
23466 2008-01-12 Jan Hubicka <jh@suse.cz>
23468 PR middle-end/32135
23469 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23470 references above array bounds. This might trigger bounds checks for
23471 pointers to arrays.
23473 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23475 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23476 new_replaceable_dependencies.
23478 2008-01-12 Doug Kwan <dougkwan@google.com>
23480 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23481 instead of OPT_Wreturn_type in warning due to ignored return type
23483 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23484 options included in -Wextra.
23485 * c.opt: New option -Wignored_qualifiers.
23486 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23487 -Wignore_qualifiers.
23488 (-Wignored-qualifiers): Document.
23489 (-Wreturn-type): Remove description of functionality now handled
23490 by -Wignored-qualifiers.
23492 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23495 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23496 NOP_EXPR if it is between integral types with the same precision.
23498 2008-01-12 Jan Hubicka <jh@suse.cz>
23501 * invoke.texi (max-inline-recursive-depth): Fix default value.
23503 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23505 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23508 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23510 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23512 2008-01-11 James E. Wilson <wilson@specifix.com>
23515 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23517 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23519 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23520 save/restore frame pointer register and don't use 'call-prologues'
23521 optimization in function with "OS_task" attribute.
23523 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23525 PR middle-end/31309
23526 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23527 when copying to memory.
23529 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23531 PR rtl-optimization/30905
23532 * cfgcleanup.c: Include dce.h
23533 (crossjumps_occured): New global variable.
23534 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23535 If something changed, set crossjumps_occured to true.
23536 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23537 Don't add/remove fake edges to exit here...
23538 (cleanup_cfg): ...but do it here, when crossjumping.
23539 Run a fast DCE when successful crossjumps occured in the latest
23540 iteration of try_optimize_cfg.
23542 2008-01-11 Richard Guenther <rguenther@suse.de>
23544 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23545 (struct vn_unary_op_s): Likewise.
23546 (vn_reference_insert): Free old reference on hash collision.
23548 2008-01-10 Raksit Ashok <raksit@google.com>
23550 PR rtl-optimization/27971
23551 * combine.c (find_split_point): Split PLUS expressions which are
23552 inside a MEM rtx, and whose first operand is complex.
23554 2008-01-10 DJ Delorie <dj@redhat.com>
23556 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23557 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23558 (m32c_hard_regno_ok): Call the underlying function.
23560 2008-01-10 Richard Guenther <rguenther@suse.de>
23562 PR middle-end/34683
23563 * tree-cfg.c (tree_merge_blocks): Do not go through the
23564 full-blown folding and stmt updating path if we just deal
23565 with virtual operands.
23566 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23567 test for abnormal SSA_NAMEs.
23569 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23571 PR middle-end/34641
23572 * reload.c (push_reload): Add assertions. All constants from
23573 reg_equiv_constant should have been used for replacing the respective
23575 (find_reloads_address): Invoke find_reloads_address_part for
23576 constant taken from the reg_equiv_constant array.
23578 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23580 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23581 field (valnum) the first in the struct. Replace bools with
23584 2008-01-10 Richard Guenther <rguenther@suse.de>
23586 PR tree-optimization/34651
23587 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23588 types and ordering for masking and converting.
23590 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23592 PR tree-optimization/34017
23593 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23594 also for PHI_NODE expressions.
23596 2008-01-09 Jan Hubicka <jh@suse.cz>
23598 PR tree-optimization/34708
23599 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23600 based on number of case labels.
23601 (init_inline_once): Remove switch_cost.
23602 * tree-inline.h (eni_weights_d): Remove switch_cost.
23604 2008-01-09 Richard Guenther <rguenther@suse.de>
23605 Andrew Pinski <andrew_pinski@playstation.sony.com>
23607 PR middle-end/30132
23608 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23609 temporary if an rvalue is ok or an lvalue is not required.
23611 2008-01-09 Richard Guenther <rguenther@suse.de>
23613 PR middle-end/34458
23614 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
23615 adjust return type.
23617 2008-01-09 Richard Guenther <rguenther@suse.de>
23619 PR middle-end/34679
23620 * tree.c (host_integerp): Check for sizetype only if the
23621 type is an integer type.
23623 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23626 * opts.c (decode_options): Disable inlining of functions called
23627 once if not in unit-at-a-time mode.
23629 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23631 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23633 2008-01-08 Richard Guenther <rguenther@suse.de>
23635 PR middle-end/31863
23636 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23637 out early if the result will be unused.
23639 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23644 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23645 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23648 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23650 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23651 for vectorization tuned.
23653 2008-01-08 Richard Guenther <rguenther@suse.de>
23655 PR tree-optimization/34683
23656 * tree-ssa-operands.c (operand_build_cmp): Export.
23657 * tree-ssa-operands.h (operand_build_cmp): Declare.
23658 * tree-vn.c (vuses_compare): Remove.
23659 (sort_vuses): Use operand_build_cmp.
23660 (sort_vuses_heap): Likewise.
23661 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23662 to re-use old VEC if available. Do not sort already sorted VUSEs.
23663 (vdefs_to_vec): Do not sort already sorted VDEFs.
23665 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23667 PR middle-end/34694
23668 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23670 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23673 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23674 limitations of reciprocal sequences on x86 targets.
23676 2008-01-08 Richard Guenther <rguenther@suse.de>
23678 PR tree-optimization/34683
23679 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23681 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23684 * config/darwin.c (darwin_mergeable_string_section): Don't use
23685 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23687 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23690 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23691 negxf2. Macroize expander using X87MODEF mode iterator. Change
23692 predicates of op0 and op1 to register_operand.
23693 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23694 expander using X87MODEF mode iterator. Change predicates of
23695 op0 and op1 to register_operand.
23696 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23697 corresponding patterns and macroize using MODEF macro. Change
23698 predicates of op0 and op1 to register_operand and remove
23699 "m" constraint. Disparage "r" alternative with "!".
23700 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23701 macroize using X87MODEF macro. Change predicates of op0 and op1
23702 to register_operand and remove "m" constraint. Disparage "r"
23703 alternative with "!".
23704 (absneg splitter with memory operands): Remove.
23705 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23706 patterns and macroize using X87MODEF mode iterator.
23707 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23708 Change predicate of op1 to register_operand.
23709 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23710 for memory operands.
23712 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23714 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23716 2008-01-07 Richard Guenther <rguenther@suse.de>
23718 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23721 2008-01-07 Richard Guenther <rguenther@suse.de>
23723 PR tree-optimization/34683
23724 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23725 VOPs of the needed size to save memory. Use VEC_quick_push
23726 to save compile-time.
23727 (vdefs_to_vec): Likewise.
23729 2008-01-07 Sa Liu <saliu@de.ibm.com>
23731 * config/spu/spu.md (divdf3): Genetate inline code for double
23732 division. The implementation doesn't handle INF or NAN, therefore it
23733 only applies when -ffinite-math-only is given.
23735 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23738 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23739 * doc/cpp.texi ([Common Predefined Macros]): Document.
23741 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23743 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23744 order to use commutative addition instead of subtraction.
23746 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23747 Mircea Namolaru <namolaru@il.ibm.com>
23748 Vladimir Yanovsky <yanov@il.ibm.com>
23749 Revital Eres <eres@il.ibm.com>
23751 PR tree-optimization/34263
23752 * tree-outof-ssa.c (process_single_block_loop_latch,
23753 contains_tree_r): New functions.
23754 (analyze_edges_for_bb): Call process_single_block_loop_latch
23755 function to empty single-basic-block latch block if possible.
23757 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23759 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23761 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23763 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23765 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23767 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23769 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23771 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23773 PR tree-optimization/34618
23774 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23777 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23780 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23781 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23782 Update copyright year.
23784 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23785 Update copyright year.
23786 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23789 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23791 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23792 edge does not point to current bb before changing need_assert.
23794 2008-01-04 Richard Guenther <rguenther@suse.de>
23796 PR middle-end/34029
23797 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23798 for verifying purposes if they are is_gimple_min_invariant.
23800 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23802 PR tree-optimization/34448
23803 PR tree-optimization/34465
23804 * gimplify.c (gimplify_init_constructor): Add new parameter
23805 notify_temp_creation. Use it.
23806 (gimplify_modify_expr_rhs): Take volatiles into account when
23807 optimizing constructors.
23808 Do not optimize constructors if gimplify_init_constructor will dump to
23810 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23811 * gcc.c-torture/compile/pr34448.c: New.
23813 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23815 PR gcov-profile/34609
23816 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
23817 return_slot if result is TREE_ADDRESSABLE.
23819 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
23821 * config/mips/mips.md (sqrt_condition): Tweak comment.
23822 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
23824 2008-01-03 Tom Tromey <tromey@redhat.com>
23827 * c-common.c (c_type_hash): Handle VLAs.
23829 2008-01-03 Jan Hubicka <jh@suse.cz>
23831 PR tree-optimization/31081
23832 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
23833 0 when inlining and not inlining to first basic block.
23834 (remap_decl): When var is initialized to 0, don't set default_def.
23835 (expand_call_inline): Set entry_bb.
23836 * tree-inline.h (copy_body_data): Add entry_bb.
23838 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23841 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
23844 PR tree-optimization/29484
23845 * tree-inline.c (inline_forbidden_p_2): New function.
23846 (inline_forbidden_p): Disallow inlining if some static var
23847 has an address of a local LABEL_DECL in its initializer.
23848 * doc/extend.texi (Labels as Values): Document &&foo behaviour
23851 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
23853 PR tree-optimization/34635
23854 * tree-data-ref.c (add_other_self_distances): Make sure that the
23855 evolution step is constant.
23857 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23859 PR middle-end/34608
23860 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
23862 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
23864 * tree-sra.c (scalarize_init): Insert the generate_element_init
23865 statements after the generate_element_zero statements.
23867 2008-01-02 Richard Guenther <rguenther@suse.de>
23869 PR middle-end/34093
23870 PR middle-end/31976
23871 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
23872 for very large number of operands instead of ICEing.
23874 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
23877 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
23878 while stack probing.
23880 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
23882 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
23885 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
23887 PR libmudflap/26442
23888 * tree-mudflap.c (mx_register_decls): Guard warning by
23889 !DECL_ARTIFICIAL check.
23891 2008-01-01 Jakub Jelinek <jakub@redhat.com>
23893 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
23894 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
23895 sse5_perm<mode>): Fix constraints.