1 2007-11-02 Tom Tromey <tromey@redhat.com>
3 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
6 2007-11-02 Diego Novillo <dnovillo@google.com>
8 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
9 argument from function pointer ANALYZE_EXPR. Update all
11 * cgraph.c (debug_cgraph_node): New.
14 2007-11-02 Jakub Jelinek <jakub@redhat.com>
16 PR rtl-optimization/33648
17 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
18 the newly created basic block.
20 2007-11-01 Richard Guenther <rguenther@suse.de>
22 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
24 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
26 PR rtl-optimization/33828
27 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
30 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
32 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
33 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
34 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
36 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
38 * gcc.c (getenv_spec_function): Escape the environment variable's
41 2007-11-01 Janis Johnson <janis187@us.ibm.com>
43 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
44 show that CSE means common subexpression elimination. Change wording
45 for -fsee and define LCM. Remove capitalization of optimizations
46 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
48 2007-11-01 Janis Johnson <janis187@us.ibm.com>
51 * doc/sourcebuild.texi (Test Directives): Document that xfail
52 has no effect for dg-do except when dg-do-what is "run".
54 2007-11-01 Tom Tromey <tromey@redhat.com>
56 * c-decl.c (grokdeclarator): Set decl source locations.
57 * c-parser.c (c_parser_enum_specifier): Set location.
58 (c_parser_struct_or_union_specifier): Likewise.
60 2007-11-01 Tom Tromey <tromey@redhat.com>
62 * print-tree.c (print_node): Print column number.
64 2007-11-01 Jakub Jelinek <jakub@redhat.com>
67 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
68 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
69 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
71 PR rtl-optimization/33673
72 * gcse.c (cprop_jump): If a conditional jump has been optimized
73 into unconditional jump, make the remaining normal edge fallthru
74 and delete the jump insn.
76 2007-11-01 Ben Elliston <bje@au.ibm.com>
78 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
79 (set_mem_attrs_from_reg): Likewise.
81 2007-11-01 Michael Matz <matz@suse.de>
83 PR tree-optimization/33961
84 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
85 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
86 (add_or_mark_expr): New argument 'store', using it to search
88 (nt_init_block): Adjust calls to add_or_mark_expr.
90 2007-10-31 Jakub Jelinek <jakub@redhat.com>
93 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
94 for the first push_operand.
96 2007-10-31 Revital Eres <eres@il.ibm.com>
98 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
99 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
100 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
101 movmisalignv2sf, vcondv2sf): New.
102 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
103 UNSPEC_EXTODD_V2SF): Define new constants.
104 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
105 paired_emit_vector_cond_expr): New.
106 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
107 * config/rs6000/rs6000.c (paired_expand_vector_move,
108 paired_emit_vector_cond_expr, paired_emit_vector_compare):
110 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
112 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
114 PR tree-optimization/32377
115 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
116 work also for unknown number of iterations.
117 (analyze_subscript_affine_affine): Clean up. Don't fail when the
118 number of iterations is not known.
120 2007-10-31 Richard Guenther <rguenther@suse.de>
123 * fold-const.c (extract_muldiv_1): Make sure to not introduce
124 new undefined integer overflow.
125 (fold_binary): Avoid useless conversion.
127 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
130 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
133 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
135 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
137 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
138 with -mhard-dfp/-mno-hard-dfp.
139 * config/s390/s390.opt: Likewise.
140 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
143 2007-10-30 Janis Johnson <janis187@us.ibm.com>
145 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
147 2007-10-30 Janis Johnson <janis187@us.ibm.com>
149 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
150 optimization options.
151 (Optimize Options): Add -fdce and -fdse to the list of optimizations
152 enabled by -O. Document -fdce and -fdse.
154 2007-10-30 Jakub Jelinek <jakub@redhat.com>
157 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
158 convert second operand of COMPOUND_EXPR to the original type of
161 2007-10-30 Richard Guenther <rguenther@suse.de>
163 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
164 of loop adding SFTs as virtual operands.
166 2007-10-30 Richard Guenther <rguenther@suse.de>
168 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
170 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
172 PR tree-optimization/32893
173 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
174 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
176 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
178 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
180 (sub_ddmmss): Likewise.
181 (umul_ppmm): Likewise.
182 (udiv_qrnnd): Likewise.
184 2007-10-29 Janis Johnson <janis187@us.ibm.com>
187 * doc/sourcebuild.texi (Test Directives): Document that dg-require
188 directives must come before dg-additional-sources.
190 2007-10-29 Jakub Jelinek <jakub@redhat.com>
192 PR tree-optimization/33723
193 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
194 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
196 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
198 PR tree-optimization/33614
199 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
200 if they can't be reduced to VECTOR_CSTs and aren't legitimate
201 initializer constants.
203 2007-10-29 Richard Guenther <rguenther@suse.de>
205 PR tree-optimization/33870
206 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
207 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
210 2007-10-29 Richard Guenther <rguenther@suse.de>
212 * passes.c (init_optimization_passes): Exchange store_copy_prop
214 * tree-pass.h (pass_store_copy_prop): Remove.
215 * tree-ssa-copy.c (do_store_copy_prop): Remove.
216 (stmt_may_generate-copy): Do not handle store_copy_prop.
217 (get_copy_of_val): Likewise.
218 (set_copy_of_val): Likewise.
219 (copy_prop_visit_assignment): Likewise.
220 (copy_prop_visit_stmt): Likewise.
221 (copy_prop_visit_phi_node): Likewise.
222 (init_copy_prop): Likewise.
223 (execute_copy_prop): Likewise.
224 (do_copy_prop): Remove.
225 (gate_store_copy_prop): Likewise.
226 (store_copy_prop): Likewise.
227 (pass_store_copy_prop): Likewise.
228 (pass_copy_prop): Call execute_copy_prop.
229 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
230 * common.opt (ftree-store-copy-prop): Mark obsolete.
231 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
233 2007-10-29 Ian Lance Taylor <iant@google.com>
235 * ifcvt.c (noce_can_store_speculate_p): New static function.
236 (noce_process_if_block): Call it.
237 (if_convert): Remove recompute_dominance parameter. Change all
240 2007-10-29 Richard Guenther <rguenther@suse.de>
242 * tree-flow-inline.h (get_subvar_at): Use binary search.
243 (get_first_overlapping_subvar): New function to binary search
244 for the first overlapping subvar.
245 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
246 just handle adding subvars for a pointed-to subvar. Optimize
247 and use get_first_overlapping_subvar.
248 (add_vars_for_bitmap): Fold into single caller.
249 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
250 and non pointed-to bits of add_vars_for_offset.
252 2007-10-29 Revital Eres <eres@il.ibm.com>
254 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
256 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
257 Zdenek Dvorak <ook@ucw.cz>
260 reduction support for automatic parallelization.
262 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
264 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
265 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
266 and OMP_ATOMIC_STORE.
267 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
268 * gimple-low.c (lower_stmt): Same.
269 * gimplify.c (gimplify_expr): Same.
270 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
271 gimplify_omp_atomic_mutex): Remove.
272 (gimplify_omp_atomic): Change it to simply gimplify the
273 statement instead of expanding it.
274 * omp-low.c: Add includes to optabs.h, cfgloop.h.
275 (expand_omp_atomic, expand_omp_atomic_pipeline,
276 goa_stabilize_expr, expand_omp_atomic_mutex,
277 expand_omp_atomic_fetch_op): New functions to implement
278 expansion of OMP_ATOMIC.
279 (expand_omp, build_omp_regions_1): Add support for
280 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
281 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
283 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
285 * tree-parloops.c: add include to tree-vectorizer.h.
286 (reduction_info): New structure for reduction.
287 (reduction_list): New list to represent list of reductions per loop.
288 (struct data_arg): New helper structure for reduction.
289 (reduction_info_hash, reduction_info_eq, reduction_phi,
290 initialize_reductions, create_call_for_reduction,
291 create_phi_for_local_result, create_call_for_reduction_1,
292 create_loads_for_reductions, create_final_loads_for_reduction):
294 (loop_parallel_p): Identify reductions, add reduction_list parameter.
295 (separate_decls_in_loop_name): Support reduction variables.
296 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
297 call create_loads_for_reduction for each reduction.
298 (canonicalize_loop_ivs): Identify reductions, add reduction_list
300 (transform_to_exit_first_loop): Add reduction support, add
301 reduction_list parameter.
302 (gen_parallel_loop): Add reduction_list parameter. Add call
303 separate_decls_in_loop with
304 the new argument. Traverse reductions and call
305 initialize_reductions, create_call_for_reduction.
306 (parallelize_loops): Create and delete the reduction list.
307 (add_field_for_name): Change use of data parameter. Add fields for
309 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
310 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
311 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
312 * tree-inline.c (estimate_num_insns_1): add cases for
313 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
314 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
315 * tree-ssa-operands.c (get_addr_dereference_operands):
316 New function. Subroutine of get_indirect_ref_operands.
317 (get_indirect_ref_operands): Call get_addr_dereference_operands.
318 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
321 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
323 * config/cris/cris.c: Include df.h.
324 (cris_address_cost): Add gcc_assert for canonicalization
325 assumptions. For PLUS with MULT or register, correct
326 test for register in other arm. Tweak comments.
328 2007-10-28 Richard Guenther <rguenther@suse.de>
330 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
331 telling if the var is to be treated as points-to location.
332 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
333 (add_virtual_operand): Only recurse into MPTs if aliases
336 2007-10-28 Richard Guenther <rguenther@suse.de>
338 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
339 (add_vars_for_bitmap): Do not recurse further. Only add vars
341 (add_virtual_operand): Re-instantiate loop to add operands for
342 aliases. Recurse into MPTs.
343 (get_indirect_ref_operands): If we fall back to use a pointers
344 SMT, make sure to not prune based on the access offset and size.
346 2007-10-28 Andrew Pinski <pinskia@gmail.com>
349 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
350 the eh information on the statement.
352 2007-10-28 Richard Guenther <rguenther@suse.de>
354 * tree-flow.h (subvar_t): Make it a VEC.
355 (struct subvar): Remove.
356 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
357 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
359 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
360 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
361 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
362 (set_initial_properties): Likewise.
363 (setup_pointers_and_addressables): Likewise.
364 (new_type_alias): Likewise.
365 (create_overlap_variables_for): Likewise.
366 * tree-dfa.c (dump_subvars_for): Likewise.
367 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
368 (get_expr_operands): Likewise.
369 (add_to_addressable_set): Likewise.
370 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
372 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
374 PR tree-optimization/33920
375 * tree-if-conv.c (tree_if_conversion): Force predicate of single
376 successor bb to true when predecessor bb has NULL predicate.
377 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
379 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
381 * config/mips/mips.md: Add combiner patterns for DImode extensions
382 of HImode and QImode truncations. Reformat HImode <- QImode pattern
385 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
388 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
390 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
392 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
393 LIBCALL notes if they are about to be moved to the same insn.
395 2007-10-27 Richard Guenther <rguenther@suse.de>
397 PR tree-optimization/33870
398 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
399 duplication. Remove redundant call to access_can_touch_variable.
400 (add_vars_for_bitmap): New helper for recursing over MPT contents.
401 (add_virtual_operand): Use it.
403 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
406 * pa.h (ASM_PN_FORMAT): Delete define.
408 2007-10-26 Janis Johnson <janis187@us.ibm.com>
410 * doc/invoke.texi (Option Summary, optimizations): Remove
411 -fbounds-check. Add -fassociative-math, -freciprocal-math,
412 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
413 -fsplit-wide-types to match later entry. Break up a long line.
414 (Option Summary, code gen options) Add -fno-stack-limit. Add
415 missing @gol to the end of a line.
416 (Optimization Options): Remove -fbounds-check, which is also
417 documented under Code Generation Options. Remove =n from
418 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
419 to -fcprop-registers to match other options, and say when it is
420 enabled rather than disabled. Remove extra index entry for
421 -fno-cx-limited-range. Add index entries for -fstack-protector
422 and -fstack-protector-all.
423 (Code Gen Options): Add index entry for -ftls-model.
425 2007-10-26 Anatoly Sokolov <aesok@post.ru>
427 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
428 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
429 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
430 expand_epilogue, output_movhi): Don't handle 'main' function.
431 (avr_attribute_table): Add 'OS_task' function attribute.
432 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
434 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
435 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
437 * config/avr/avr.opt (minit-stack): Remove.
439 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
441 * tree-nested.c (get_trampoline_type): Fix thinko.
443 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
446 * tree.c (build_offset_type): Build canonical type based on the
447 TYPE_MAIN_VARIANT of the base type.
449 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
451 * reorg.c (emit_delay_sequence): Move insn locator from the
452 first insn to the sequence.
454 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
456 * ipa-pure-const.c (check_decl): Return immediately when
457 pure_const_state has been set to IPA_NEITHER.
459 2007-10-25 Ira Rosen <irar@il.ibm.com>
461 PR tree-optimization/33833
462 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
463 and convert init to sizetype in inner_base construction.
465 2007-10-25 Richard Guenther <rguenther@suse.de>
467 * tree-flow.h (mem_sym_stats): Remove.
468 (dump_mem_sym_stats_for_var): Declare.
469 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
470 (mem_sym_stats): Move ...
471 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
472 (mem_sym_score): Rename from ...
473 (pscore): ... this. Remove.
474 (dump_mem_sym_stats_for_var): New function. Dump the score, but
476 (compare_mp_info_entries): Make sort stable by disambiguating
479 2007-10-25 Ira Rosen <irar@il.ibm.com>
481 PR tree-optimization/33866
482 * tree-vect-transform.c (vectorizable_store): Check operands of all
483 the stmts in the group of strided accesses. Get def stmt type for each
484 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
486 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
488 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
489 (Yt): Rename register constraint to Y2.
490 * config/i386/sse.md: Use renamed register constraints.
491 * config/i386/mmx.md: Ditto.
492 * config/i386/i386.md: Ditto.
494 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
496 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
498 2007-10-24 Chao-ying Fu <fu@mips.com>
500 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
501 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
503 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
504 Olga Golovanevsky <olga@il.ibm.com>
506 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
507 the compiler that wr.wrap and wr.domain are initialized in
510 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
512 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
513 to print gcov_type values.
515 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
517 * config/avr/avr.h: Do not include progmem_section definition when
518 building with IN_TARGET_LIBS.
520 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
523 * config/mips/mips.c (mips_lo_sum_offset): New structure.
524 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
525 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
526 (mips_orphaned_high_part_p: New functions.
527 (mips_avoid_hazard): Don't check INSN_P here.
528 (mips_avoid_hazards): Rename to...
529 (mips_reorg_process_insns): ...this. Cope with
530 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
531 or turn them into nops.
532 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
533 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
534 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
535 (mips_override_options): Set flag_delayed_branch to 0.
537 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
539 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
540 MIPS-specific implementation details.
541 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
542 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
543 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
544 for targets with movmemsi.
545 (MOVE_BY_PIECES_P): Define.
546 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
547 (mips_block_move_loop): Add a bytes_per_iter argument.
548 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
549 Update call to mips_block_move_loop.
551 2007-10-24 Michael Matz <matz@suse.de>
554 * var-tracking.c (variable_union): Don't break after one loop
555 iteration but only when a difference is found.
556 (dump_variable): Also print DECL_UID.
558 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
560 * ipa-type-escape.h: Expose function
561 is_array_access_through_pointer_and_index.
563 (is_array_access_through_pointer_and_index):
564 Add three new parameters. Add support of
565 POINTER_PLUS_EXPR tree code.
567 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
569 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
570 * tree-pass.h: Add pass_ipa_struct_reorg.
571 * common.opt: Add ipa-struct-reorg flag.
572 * Makefile.in: Add ipa-strcut-reorg.o compilation.
573 * passes.c: Add pass pass_ipa_struct_reorg.
574 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
575 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
577 2007-10-24 Ira Rosen <irar@il.ibm.com>
579 PR tree-optimization/33804
580 * tree-vect-transform.c (vectorizable_operation): Remove the
581 checks that the vectorization is worthwhile from the transformation
584 2007-10-24 Ira Rosen <irar@il.ibm.com>
586 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
587 vectype cannot be determined for the scalar type.
588 (vect_analyze_slp_instance): Likewise.
589 * tree-vect-transform.c (vect_model_reduction_cost): Change the
590 return type to bool. Return false if vectype cannot be determined
592 (vect_get_constant_vectors): Return false if vectype cannot be
593 determined for the scalar type.
594 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
595 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
596 vectorizable_reduction): Likewise.
598 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
600 * config.gcc: For a FreeBSD target, parse the value of ${target}
601 to determine the value of FBSD_MAJOR, instead of adding an
602 explicit check for every possible FreeBSD major version.
604 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
606 PR rtl-optimization/33846
607 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
609 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
611 PR tree-optimization/33860
612 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
613 interleaved accesses in case the dr is inside the inner-loop during
614 outer-loop vectorization.
616 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
618 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
619 Document MEM_POINTER. Replace mentions of "integrated"
620 field with "return_val". Delete outdated stuff.
622 2007-10-23 David Edelsohn <edelsohn@gnu.org>
624 * config/rs6000/rs6000.c (rs6000_override_options): Set
625 rs6000_altivec_abi on AIX.
626 (conditional_register_usage): Set VR20:31 fixed on AIX.
628 2007-10-23 Richard Guenther <rguenther@suse.de>
630 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
633 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
634 David S. Miller <davem@davemloft.net>
636 * df-scan.c (df_get_call_refs): Mark global registers as both a
637 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
639 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
641 PR tree-optimization/33834
642 PR tree-optimization/33835
643 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
644 stmts need to be checked for success seperately.
645 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
646 Remove the check that stmt is not LIVE.
647 (vectorizable_assignment, vectorizable_induction): Likewise.
648 (vectorizable_operation, vectorizable_type_demotion): Likewise.
649 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
651 (vectorizable_live_operation): Check that op is not NULL.
653 2007-10-22 Janis Johnson <janis187@us.ibm.com>
655 * doc/invoke.texi (Optimization Options): In the summary, show
656 that the value for options -falign-jumps, -falign-labels,
657 -falign-loops, -falign-functions, -fsched-stalled-insns, and
658 -fsched-stalled-insns-dep is optional. In the summary, show that
659 -fsched-stalled-insns takes an optional argument and that
660 -fparallelize-loops takes an argument. Add opindex for several
661 optimization options, and fix typos in the opindex commands for
662 several others. In the descriptions for -fsched-stalled-insns
663 and -fsched-stalled-insns-dep, show the options with and without
666 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
668 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
670 * config/avr/avr.h (LINK_SPEC): Likewise.
671 (CRT_BINUTILS_SPECS): Likewsie.
672 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
674 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
676 PR rtl-optimization/33644
677 * cfgcleanup.c: Do not include dce.h.
678 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
679 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
680 * dce.c (something_changed): Delete.
681 (libcall_dead_p): New predicate.
682 (delete_unmarked_insns): Use it to delete dead libcalls.
683 Deal with REG_LIBCALL and REG_RETVAL notes.
684 (prescan_libcall_for_dce): New function.
685 (prescan_insns_for_dce): Use it to deal with libcalls.
686 (mark_reg_dependencies): Do nothing special for libcalls.
687 (dce_process_block): Likewise.
688 (fast_dce): Delete unused local variable.
689 (run_fast_dce): Do not return a value.
690 * dce.h (struct df): Delete.
691 (run_fast_dce): Adjust prototype.
692 * optabs.c (libcall_id): Delete.
693 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
694 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
695 * reload1.c (reload): Delete REG_LIBCALL_ID case.
696 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
697 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
698 notes instead of REG_LIBCALL_ID notes.
699 * reg-notes.def (LIBCALL_ID): Delete.
700 * Makefile.in (see.o): Add dce.h dependency.
701 (cfgcleanup.o): Remove dce.h dependency.
703 2007-10-22 Michael Matz <matz@suse.de>
705 PR tree-optimization/33855
706 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
709 2007-10-22 Ira Rosen <irar@il.ibm.com>
711 PR tree-optimization/33854
712 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
713 FLOAT_EXPR to the list of promotion operations.
715 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
719 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
720 (print_reg): Print register prefix only with AT&T asm syntax.
721 Support pc_rtx for RIP register.
722 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
723 relative addressing. Always print segment register prefix with AT&T
724 asm syntax and never with Intel asm syntax.
725 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
726 Fix prefix for 16-byte XFmode operands.
727 (output_addr_const_extra): Support Intel asm syntax.
728 (x86_file_start): Don't use register prefix with Intel asm syntax.
729 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
730 ("return_internal_long"): Fix Intel asm syntax output.
731 ("set_got_rex64"): Support Intel asm syntax.
732 ("set_rip_rex64"): Likewise.
733 ("set_got_offset_rex64"): Likewise.
734 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
736 ("*tls_global_dynamic_64"): Likewise.
737 ("*tls_local_dynamic_base_64"): Likewise.
738 ("*load_tp_si")("*load_tp_di"): Likewise.
739 ("*add_tp_si")("*add_tp_di"): Likewise.
740 ("*tls_dynamic_lea_64"): Likewise.
741 ("*sibcall_value_1_rex64_v"): Likewise.
742 ("stack_tls_protect_set_si"): Likewise.
743 ("stack_tls_protect_set_di"): Likewise.
744 ("stack_tls_protect_test_si"): Likewise.
745 ("stack_tls_protect_test_di"): Likewise.
746 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
748 ("*movv2sf_internal_rex64"): Likewise.
749 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
750 (__get_cpuid_max): Likewise.
752 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
754 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
755 the STRICT_P argument type "bool" rather than "int".
756 (mips_legitimate_address_p): Likewise.
757 (fp_register_operand, lo_operand): Delete.
758 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
759 (mips_emit_scc): Rename to...
760 (mips_expand_scc): ...this.
761 (gen_conditional_branch): Rename to...
762 (mips_expand_conditional_branch): ...this.
763 (gen_conditional_move): Rename to...
764 (mips_expand_conditional_move): ...this.
765 (mips_gen_conditional_trap): Rename to...
766 (mips_expand_conditional_trap): ...this and take an rtx code instead
767 of an operands array.
768 (mips_expand_call): Give the SIBCALL_P argument type "bool"
770 (mips_emit_fcc_reload): Rename to...
771 (mips_expand_fcc_reload): ...this.
772 (init_cumulative_args): Rename to...
773 (mips_init_cumulative_args): ...this and remove the libname argument.
774 (function_arg_advance): Rename to...
775 (mips_function_arg_advance): ...this.
776 (function_arg): Rename to...
777 (mips_function_arg): ...this and use "rtx" instead of
779 (function_arg_boundary): Rename to...
780 (mips_function_arg_boundary): ...this.
781 (mips_expand_unaligned_load): Rename to...
782 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
783 and BITPOS arguments type "HOST_WIDE_INT".
784 (mips_expand_unaligned_store): Rename to...
785 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
786 and BITPOS arguments type "HOST_WIDE_INT".
787 (override_options): Rename to...
788 (mips_override_options): ...this.
789 (print_operand): Rename to...
790 (mips_print_operand): ...this.
791 (print_operand_address): Rename to...
792 (mips_print_operand_address): ...this.
793 (mips_output_ascii): Remove the PREFIX argument.
794 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
796 (mips_can_use_return_insn): Return a "bool" rather than an "int".
797 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
798 of "struct rtx_def *".
799 (mips_secondary_reload_class): Give the IN_P argument type "bool"
801 (build_mips16_call_stub): Delete.
802 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
803 (mips_use_ins_ext_p): Give the second and third arguments type
804 "HOST_WIDE_INT" rather than "rtx".
805 * config/mips/mips.h: Update after the above changes. Tweak comments
807 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
808 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
809 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
810 element type from "char" to "bool".
811 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
812 (mips_cpu_info_table): Delete.
813 * config/mips/mips.md: Update after the above changes. Tweak some
815 * config/mips/mips-ps-3d.md: Likewise.
816 * config/mips/mips.c: Tweak comments and formatting.
817 Use NULL-like macros rather than 0 in various places.
818 (mips_section_threshold): Rename to...
819 (mips_small_data_threshold): ...this and give it an unsigned type.
820 (num_source_filenames): Remove explicit initialization.
821 (sdb_label_count): Likewise.
822 (sym_lineno): Delete.
823 (set_noat): Make static.
824 (mips_branch_likely): Likewise, and give it type "bool".
825 (mips_isa_info): Rename to...
826 (mips_isa_option_info): ...this.
827 (mips_flag_delayed_branch): Rename to...
828 (mips_base_delayed_branch): ...this.
829 (mips_split_addresses): Delete.
830 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
831 element type from "char" to "bool".
832 (mips_regno_to_class): Add an explicit array size.
833 (mips16_flipper): Change from type "int" to type "bool".
834 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
835 (mips_tls_operand_p): Rename to...
836 (mips_tls_symbol_p): ...this.
837 (mips_global_symbol_p): Remove redundant "const".
838 (mips_offset_within_alignment_p): Simplify.
839 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
840 to STRICT_P and give it type bool.
841 (mips_valid_base_register_p): Likewise.
842 (mips_classify_address): Likewise.
843 (mips_legitimate_address_p): Likewise.
844 (mips16_unextended_reference_p): Take the offset as an
845 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
846 (mips_const_insns): Use IN_RANGE.
847 (mips_force_temporary): Remove an unnecessary copy_rtx.
848 (mips16_gp_pseudo_reg): Simplify.
849 (mips_split_symbol): Remove an unnecessary copy_rtx.
850 (mips_legitimize_tls_address): Only create registers if we need them.
851 (mips_legitimize_address): Use mips_split_plus.
852 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
853 variable COST to NUM_OPS.
854 (mips_legitimize_move): Use gen_lowpart.
855 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
856 (m16_check_op): Use IN_RANGE.
857 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
858 (mips_split_doubleword_move): Pass booleans to mips_subword.
859 (mips_output_move): Store the mode in a local variable.
860 Explicitly assert that this function does not deal with
861 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
862 cases more consistent.
863 (mips_relational_operand_ok_p): Rename to...
864 (mips_int_order_operand_ok_p): ...this.
865 (mips_canonicalize_comparison): Rename to...
866 (mips_canonicalize_int_order_test): ...this.
867 (mips_emit_int_relational): Rename to...
868 (mips_emit_int_order_test): ...this. Store the mode in a local
870 (mips_reverse_fp_cond_p): Rename to...
871 (mips_reversed_fp_cond): ...this.
872 (mips_emit_compare): Make the order of the statements more consistent.
873 (mips_emit_scc): Rename to...
874 (mips_expand_scc): ...this.
875 (gen_conditional_branch): Rename to...
876 (mips_expand_conditional_branch): ...this.
877 (gen_conditional_move): Rename to...
878 (mips_expand_conditional_move): ...this. Build the condition
879 separately from the main pattern.
880 (mips_gen_conditional_trap): Rename to...
881 (mips_expand_conditional_trap): ...this and take an rtx code instead
882 of an operands array. Simplify.
883 (init_cumulative_args): Rename to...
884 (mips_init_cumulative_args): ...this. Use memset rather than a
885 copy from a zeroed static. Use prototype_p and stdarg_p.
886 (mips_arg_info): Rename to...
887 (mips_get_arg_info): ...this and put the INFO argument first.
888 (function_arg): Rename to...
889 (mips_function_arg): ...this and use "rtx" instead of
890 "struct rtx_def *". Only split structures into chunks if
891 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
892 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
893 comparison with REAL_TYPE. Rename local variable REG to REGNO
894 and make it unsigned.
895 (function_arg_advance): Rename to...
896 (mips_function_arg_advance): ...this.
897 (function_arg_boundary): Rename to...
898 (mips_function_arg_boundary): ...this.
899 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
901 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
902 comparison with REAL_TYPE.
903 (mips_function_value): Remove the FUNC argument. Rename local
904 variable UNSIGNEDP to UNSIGNED_P.
905 (mips_return_in_memory): Use IN_RANGE.
906 (mips_setup_incoming_varargs): Pass a boolean rather than an int
907 to FUNCTION_ARG_ADVANCE.
908 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
909 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
910 SIZE and RSIZE if needed.
911 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
913 (build_mips16_function_stub): Rename to...
914 (mips16_build_function_stub): ...this.
915 (build_mips16_call_stub): Rename to...
916 (mips16_build_call_stub): ...this. Make static, and return a
917 "bool" rather than an "int". Rename the ARG_SIZE argument to
918 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
919 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
920 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
922 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
923 are not sibling ones.
924 (mips_emit_fcc_reload): Rename to...
925 (mips_expand_fcc_reload): ...this.
926 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
928 (mips_expand_unaligned_load): Rename to...
929 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
930 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
932 (mips_expand_unaligned_store): Rename to...
933 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
934 and BITPOS arguments type "HOST_WIDE_INT".
935 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
936 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
938 (mips_init_split_addresses): Replace with...
939 (mips_split_addresses_p): ...this new function.
940 (mips_init_relocs): Check mips_split_addresses_p () rather than
941 mips_split_addresses. Always initialize mips_split_p with booleans.
942 (print_operand_reloc): Rename to...
943 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
945 (print_operand): Rename to...
946 (mips_print_operand): ...this.
947 (print_operand_address): Rename to...
948 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
949 (mips_in_small_data_p): Simplify.
950 (mips_output_ascii): Remove the PREFIX argument and "register"
951 keywords. Use the STRING parameter directly and cast to
953 (mips16e_collect_argument_save_p): Use IN_RANGE.
954 (mips_function_has_gp_insn): Simplify.
955 (mips_set_return_address): Use BITSET_P.
956 (mips_restore_gp): Use a separate statement to pick the base
958 (mips_output_function_prologue): Use a local FRAME variable.
959 (mips_save_reg): Pass booleans to mips_subword.
960 (mips_expand_prologue): Use a local FRAME variable. Use
961 cprestore_size to detect when .cprestore is needed.
962 (mips_restore_reg): Use GP_REG_FIRST.
963 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
964 rather than "int". Use local FRAME and REGNO variables.
965 (mips_can_use_return_insn): Return a "bool" rather than an "int".
966 (mips_secondary_reload_class): Give the IN_P argument type "bool"
968 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
969 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
970 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
971 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
972 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
973 (builtin_description): Rename to...
974 (mips_builtin_description): ...this.
975 (mips_bdesc): Rename to...
976 (mips_ps_bdesc): ...this.
977 (sb1_bdesc): Rename to...
978 (mips_sb1_bdesc): ...this.
979 (dsp_bdesc): Rename to...
980 (mips_dsp_bdesc): ...this.
981 (dsp_32only_bdesc): Rename to...
982 (mips_dsp_32only_bdesc): ...this.
983 (bdesc_map): Rename to...
984 (mips_bdesc_map): ...this.
985 (bdesc_arrays): Rename to...
986 (mips_bdesc_arrays): ...this.
987 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
989 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
990 Rename local variables I and J to OPNO and ARGNO respectively.
991 Assert that the number of arguments is no more than the number of
993 (mips_expand_builtin_compare): Use an array of arguments rather
994 than an array of operands. Assert that the number of operands is
996 (add_constant): Rename to...
997 (mips16_add_constant): ...this. Use XNEW.
998 (dump_constants_1): Rename to...
999 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
1000 (dump_constants): Rename to...
1001 (mips16_emit_constants): ...this.
1002 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
1003 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
1004 Assign mips16_p to was_mips16_p.
1005 (mips_parse_cpu): Tweak warning message.
1006 (override_options): Rename to...
1007 (mips_override_options): ...this. Move the mips_cost initialization
1008 out of the "shared with GAS" block. Quote option names in error
1010 (mips_conditional_register_usage): Make local variable REGNO unsigned.
1011 (mips_order_regs_for_local_alloc): Remove register keyword.
1013 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1015 * system.h (IN_RANGE): Cast each argument individually.
1017 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1019 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
1020 MIPS16 code unless using o32 or o64.
1022 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1024 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
1025 for modes smaller than 4 bytes.
1026 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
1029 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1031 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
1032 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
1033 (ASM_OUTPUT_ALIGNED_BSS): Delete.
1034 * config/mips/mips.c (mips_output_aligned_bss): Delete.
1036 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1038 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
1039 sibling calls to "mips16" functions if the function satisfies
1040 const_call_insn_operand.
1042 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1044 * config/mips/mips.c (mips_va_start): Fix types in calls
1047 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1049 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
1052 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1054 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
1055 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
1056 instead of checking mips_isa.
1058 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1060 * doc/invoke.texi (-mpaired-single): Don't say that the option
1061 requires 64-bit code.
1062 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
1063 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
1064 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
1065 V2SF if ISA_MIPS32R2.
1066 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
1067 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
1068 to ISA_HAS_NMADD_NMSUB.
1069 (mips_split_doubleword_move): Handle V2SF.
1070 (mips_modes_tieable_p): New function.
1071 (override_options): Report a warning rather than an error when
1072 -mpaired-single is used on ISAs that don't support it; use
1073 ISA_HAS_PAIRED_SINGLE to check that case.
1074 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
1075 and DF move splitters with a single MOVE64 splitter, thereby adding
1076 a V2SF splitter too.
1077 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
1078 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
1079 (HALFMODE): Add V2SF.
1080 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
1081 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
1082 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
1083 (movv2sf_hardfloat_32bit): New pattern.
1084 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
1085 TARGET_DOUBLE_FLOAT conditions.
1087 2007-10-20 Jakub Jelinek <jakub@redhat.com>
1089 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
1090 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
1091 64-bit register in 64-bit libgcc.
1093 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
1095 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
1096 * config/avr/avr.h (LINK_SPEC): Likewise.
1097 (CRT_BINUTILS_SPECS): Likewsie.
1098 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1100 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1102 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
1103 and -Wfatal-errors together.
1105 2007-10-20 Alan Modra <amodra@bigpond.net.au>
1108 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
1109 change for vrsave, ie restore after frame pop.
1111 2007-10-19 David S. Miller <davem@davemloft.net>
1113 * config/sparc/niagara2.md: Fix copyright notice.
1115 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
1117 PR tree-optimization/23820
1118 PR tree-optimization/24309
1119 PR tree-optimization/33766
1120 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
1121 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
1122 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
1123 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
1124 * tree-loop-linear.c (perfect_loop_nest_depth): New.
1125 (linear_transform_loops): Use perfect_loop_nest_depth.
1126 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
1127 should have a single condition: their exit.
1129 2007-10-19 Richard Guenther <rguenther@suse.de>
1133 * stor-layout.c (layout_type): Assert that aggregates do not
1134 have their alias sets set.
1135 * alias.c (get_alias_set): Return alias set zero for incomplete
1136 types, return the alias set of the element for incomplete array
1137 types, but do not remember these.
1139 2007-10-19 Richard Guenther <rguenther@suse.de>
1142 2007-10-19 Richard Guenther <rguenther@suse.de>
1145 * tree.c (build_array_type): Do not re-layout unbound array
1148 2007-10-19 Richard Guenther <rguenther@suse.de>
1151 * tree.c (build_array_type): Do not re-layout unbound array
1154 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1156 * config/mips/mips.c (mips_canonicalize_comparison): Check
1157 mips_relational_operand_ok_p before trying to rewrite the test.
1158 Only calculate PLUS_ONE if needed.
1159 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
1162 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1164 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
1167 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1169 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
1170 the call uses the incoming value of $2.
1172 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1174 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
1175 rather then gen_rtx_MEM.
1176 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
1178 (mips_set_return_address): Likewise.
1179 (mips_restore_gp): Likewise.
1181 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1183 * config/mips/mips.c (gpr_mode): Delete.
1184 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
1185 instead of gpr_mode.
1186 (mips_for_each_saved_reg): Likewise.
1187 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1188 (override_options): Don't initialize gpr_mode.
1189 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
1191 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1193 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
1195 (mips_class_max_nregs): Calculate the smallest consituent register
1196 size and use that to determine an upper bound on the number of
1199 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1201 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
1203 (mips_expand_epilogue): ...here.
1204 (mips_mdebug_abi_name): New function, split out from...
1205 (mips_file_start): ...here.
1206 (mips_hard_regno_mode_ok_p): New function, split out from...
1207 (override_options): ...here.
1208 (mips_expand_builtin_1): New function, split out from...
1209 (mips_expand_buitin): ...here. Abort if we don't recognize
1212 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1214 * config/mips/mips.c (build_mips16_function_stub): Load the
1215 target address into $1 before transfering the arguments.
1216 Don't use ".set noreorder".
1217 (build_mips16_call_stub): Likewise.
1219 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1221 * config/mips/mips.c (mips_output_32bit_xfer): New function.
1222 (mips_output_64bit_xfer): Likewise.
1223 (mips16_fp_args): Rename to...
1224 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
1225 with a DIRECTION argument. Use mips_output_32bit_xfer and
1226 mips_output_64bit_xfer.
1227 (build_mips16_function_stub): Update accordingly.
1228 (mips16_fpret_double): Delete.
1229 (build_mips16_call_stub): Update after above changes.
1230 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
1231 of mips16_fpret_double. Use GP_REG_RETURN.
1233 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1235 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
1236 use asm_out_file instead.
1237 (build_mips16_function_stub): Likewise.
1238 (build_mips16_call_stub, mips_output_function_prologue): Update
1241 2007-10-18 David S. Miller <davem@davemloft.net>
1243 Add Niagara-2 support.
1244 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
1245 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
1246 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
1247 (include): Add inclusion of niagara2.md
1248 * config/sparc/sparc.c (niagara2_costs): New.
1249 (sparc_override_options): Add niagara2 entry to cpu_default[]
1250 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
1251 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
1252 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
1253 (sparc_initialize_trampoline): Handle niagara2 like niagara.
1254 (sparc64_initialize_trampoline): Likewise.
1255 (sparc_use_sched_lookahead): Likewise.
1256 (sparc_issue_rate): Likewise.
1257 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
1259 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
1260 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
1261 TARGET_CPU_niagara2.
1262 (PROCESSOR_NIAGARA2): New.
1263 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
1264 (BRANCH_COST): Likewise.
1265 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
1266 * config/sparc/sol2.h: Likewise.
1267 * config/sparc/niagara2.md: New file.
1269 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1271 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
1273 (mips_compute_frame_info): Remove associated code.
1274 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
1276 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1278 * config/mips/mips-protos.h (compute_frame_size): Delete.
1279 * config/mips/mips.h: Update comments.
1280 * config/mips/mips.c (mips_frame_info): Remove initialized.
1281 (compute_frame_size): Rename to...
1282 (mips_compute_frame_info): ...this and make static. Remove the
1283 SIZE argument and return no value. Remove the setting of initialized.
1284 Update rest of file accordingly.
1285 (mips_set_return_address): Don't call compute_frame_size.
1286 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
1287 Don't call compute_frame_size.
1289 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1291 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
1292 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
1293 mips_hard_frame_pointer_required.
1294 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
1295 large MIPS16 frames.
1296 * config/mips/mips.c (mips_frame_pointer_required): New function.
1298 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1300 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
1301 and hard_frame_pointer_offset.
1302 (mips_debugger_offset): Use hard_frame_pointer_offset.
1303 (mips16e_collect_argument_save_p): Likewise.
1304 (compute_frame_size): Initialize arg_pointer_offset and
1305 hard_frame_pointer_offset.
1306 (mips_initial_elimination_offset): Use them.
1307 (mips_output_function_prologue): Use hard_frame_pointer_offset.
1308 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1310 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1312 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
1314 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
1315 "unsigned int" rather than "int" and put them with the other
1316 register-related fields. Put expanded comments above fields
1317 rather than to their right.
1318 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
1319 with a NUM_REGS_PTR argument.
1320 (mips16e_save_restore_pattern_p): Update accordingly.
1321 (compute_frame_size): Clarify frame diagram. Rewrite.
1323 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1325 * config/mips/mips-ftypes.def: New file.
1326 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
1327 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
1328 (mips_function_type): Redefine using mips-ftypes.def.
1329 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
1330 (mips_builtin_vector_type): New function.
1331 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
1332 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
1333 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
1334 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
1336 (mips_build_function_type): New function.
1337 (mips_init_builtins): Use it to create types lazily.
1339 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1341 * config/mips/mips.h (set_volatile): Delete.
1342 * config/mips/mips.c (set_volatile): Delete.
1343 (mips_print_operand_punctuation): New function, split out from
1344 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
1345 Use the same character ordering in the code and the comments.
1346 Use a recursive call to handle '*'. Abort on unknown characters.
1347 (mips_init_print_operand_punct): New function, split out from
1349 (mips_print_int_branch_condition): New function, split out from
1350 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
1351 to report unexpected codes.
1352 (mips_print_float_branch_condition): New function, split out from
1353 print_operand. Use output_operand_lossage to report unexpected codes.
1354 (print_operand): Rework to use a case statement. Use the
1355 same letter ordering in the code and the comments. Use
1356 output_operand_lossage to report unexpected codes and
1357 reverse_condition to handle inverted branch conditions.
1358 (override_options): Use mips_init_print_operand_punct.
1360 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1362 * config/mips/mips.h: Move variable declarations to end of file and
1363 enclose them all in #ifndef USED_FOR_TARGET.
1364 * config/mips/mips.c: Reorder functions into more logical groups,
1365 and so that callees appear before callers. Put the targetm
1366 initializer at the end of the file. Remove forward static
1367 declarations where possible.
1368 (mips_init_builtins): Add "static" to definition.
1369 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
1371 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1373 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
1374 (TARGET_MAX_ANCHOR_OFFSET): Delete.
1375 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
1376 (mips_set_mips16_mode): Initialize min_anchor_offset and
1377 max_anchor_offset directly to constants.
1379 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1381 * config/mips/mips.c: Delete trailing whitespace.
1383 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1385 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
1386 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
1388 * config/mips/mips.md (load_call<mode>): Don't make the unspec
1389 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
1391 2007-10-18 David Daney <ddaney@avtrex.com>
1393 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
1394 reg_offset variable to calculate register locations.
1396 2007-10-18 Richard Guenther <rguenther@suse.de>
1398 * tree-ssa.c (uid_ssaname_map_eq): New function.
1399 (uid_ssaname_map_has): Likewise.
1400 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
1401 * tree-flow.h (struct gimple_df): Make default_defs a
1403 * tree-dfa.c (gimple_default_def): Deal with it.
1404 (set_default_def): Likewise.
1406 2007-10-18 Richard Guenther <rguenther@suse.de>
1408 * tree-flow.h (struct gimple_df): Make referenced_vars
1410 (uid_decl_map_eq): Declare.
1411 (uid_decl_map_hash): Likewise.
1412 * tree-ssa.c (uid_decl_map_eq): New function.
1413 (uid_decl_map_hash): Likewise.
1414 (init_tree_ssa): Make referenced_vars a uid_decl_map.
1415 * tree-flow-inline.h (first_referenced_var): Deal with
1416 the referenced_vars representation change.
1417 (next_referenced_var): Likewise.
1418 * tree-dfa.c (referenced_var_lookup): Likewise.
1419 (referenced_var_check_and_insert): Likewise.
1420 (remove_referenced_var): Likewise.
1422 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
1424 * config/mips/mips.c (mips_dwarf_register_span): New.
1425 (TARGET_DWARF_REGISTER_SPAN): Define.
1427 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
1429 * config.gcc : update score-*-elf(extra_objs).
1430 * config/score/mac.md : Remove.
1431 * config/score/misc.md : Remove.
1432 * config/score/score7.md : Remove.
1433 * config/score/score-mdaux.h : Remove.
1434 * config/score/score-mdaux.c : Remove.
1435 * config/score/score-version.h : Remove.
1436 * config/score/score-generic.md : New.
1437 * config/score/score3.h : New.
1438 * config/score/score3.c : New.
1439 * config/score/score7.h : New.
1440 * config/score/score7.c : New.
1441 * config/score/mul-div.S : add flush_cache score3 support.
1442 * config/score/elf.h : Fix some typos.
1443 * config/score/score.md : merge score3 and score7 pattern.
1444 * config/score/score.c : use to seperate which target it used.
1445 * config/score/score.h : use to seperate the target macro.
1446 * config/score/score.opt : remove -mmac option , add -mscore3,
1447 -mscore3d and -march OPTION support.
1449 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1451 * cfgexpand.c (expand_stack_vars): Add checking to make sure
1452 that the offset of a variable is not greater than the size
1455 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1457 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1458 atmega88p, atmega168p and atmega328p devices.
1459 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1460 (CRT_BINUTILS_SPECS): (Ditto.).
1461 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1463 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1465 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1467 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1468 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1469 (print_insn): Move declaration to ...
1470 * rtl.h (print_insn): ... here.
1472 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1474 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1475 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1476 m68k_sched_branch_type): Move declarations to ...
1477 * config/m68/m68k-protos.h: ... here.
1479 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1481 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1483 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1485 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1486 * config/avr/avr.h (LINK_SPEC): Likewise.
1487 (CRT_BINUTILS_SPECS): Likewsie.
1488 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1490 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1492 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1493 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1494 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1496 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1499 * reg-stack.c (move_for_stack_reg): Swap input argument of
1500 UNSPEC_TAN insn to the top of the stack.
1502 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1505 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1506 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1507 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1508 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1509 immediate shift value.
1510 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1511 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1512 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1513 Remove macros for !__OPTIMIZE__ case.
1515 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1517 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1519 (perform_var_substitution): Only DFS from real nodes. Don't test
1521 (unite_pointer_equivalences): Fix broken test.
1523 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1525 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1526 altivec sp_offset. Rearrange sp_offset assignments to
1527 correspond to stack adjustments. Use frame_reg_rtx for
1528 SPE register restores. Correct SPE stack adjustment.
1530 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1532 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1533 * toplev.c (check_global_declaration_1): Use appropriate warning
1534 option instead of unnamed warning.
1535 * stor-layout.c (layout_decl): Likewise.
1536 * c-typeck.c (build_conditional_expr): Likewise.
1537 (build_compound_expr): Fix wrong comment.
1538 (build_binary_op): Use appropriate warning option instead of
1540 * cfgexpand.c (tree_expand_cfg): Likewise.
1541 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1542 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1543 (execute_warn_function_return): Likewise.
1544 * stmt.c (warn_if_unused_value): Likewise.
1546 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1548 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1549 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1551 (CRT_BINUTILS_SPECS): Likewsie.
1552 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1554 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1557 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1559 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1561 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1562 (fini_dce): Only release them for the fast pass.
1563 (end_ud_dce): Delete.
1564 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1565 Call fini_dce instead of end_ud_dce.
1566 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1567 (run_fast_df_dce): Reset df_in_progress to false on exit.
1569 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1570 Maxim Kuvyrkov <maxim@codesourcery.com>
1572 * target.h (unspec_may_trap_p): New target hook.
1573 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1574 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1576 * targhooks.h (default_unspec_may_trap_p): Declare it.
1577 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1578 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1579 * rtl.h (may_trap_p_1): Declare.
1581 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1582 override default hook implementation.
1583 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1586 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1588 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1589 options enabled by Wextra and mention Wuninitialized.
1591 2007-10-15 Nigel Stephens <nigel@mips.com>
1593 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1595 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1597 PR tree-optimization/33136
1598 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1600 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1602 PR tree-optimization/33735
1603 PR tree-optimization/33572
1604 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1605 2007-10-09's change.
1606 * except.c (duplicate_eh_regions): Don't look for prev_try
1607 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1609 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1612 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1613 __builtin_va_arg_pack-containing call stmt.
1615 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1617 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1620 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1622 PR tree-optimization/33619
1623 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1626 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1628 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1630 2007-10-15 Richard Guenther <rguenther@suse.de>
1632 * fold-const.c (extract_array_ref): Remove.
1633 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1634 generic address expression comparison folding. Remove
1635 the folding that used extract_array_ref.
1637 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1640 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1641 speculation type of insn can be changed before trying to do that.
1643 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1645 * dse.c (struct insn_info): Add 'frame_read' field.
1646 (scan_insn): For the call to a const function, set frame_read if
1647 reload has been run.
1648 If the insn reads the frame, kill the frame related stores.
1649 (scan_reads_nospill): Likewise.
1651 2007-10-14 Jason Merrill <jason@redhat.com>
1653 * tree-eh.c (optimize_double_finally): Don't assume that the
1654 cleanup we're duplicating is only one statement.
1656 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1658 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1659 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1660 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1661 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1662 tree-vect-transform.c: Fix comment typos.
1663 * doc/extend.texi: Fix a typo.
1665 * c-common.h: Remove the prototype for c_expand_body.
1666 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1667 * tree.h: Remove the prototype for fold_build_call_expr.
1669 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1671 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1673 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1675 * config/rs6000/aix53.h: New file.
1676 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1677 (TARGET_ALTIVEC_ABI): Same.
1678 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1679 (TARGET_ALTIVEC_ABI): Delete.
1680 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1681 stanza defaulting to aix5.3.
1683 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1685 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1686 (strmov): Use defined constants.
1687 (cmpstrnsi): Likewise.
1688 * config/i386/i386.c (decide_alg): Use defined constants.
1689 (ix86_expand_strlen): Likewise.
1691 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1693 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1694 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1695 (mode_for_reg_attrs, var_lowpart): New functions.
1696 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1697 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1698 or copy is known, set LOC to the SET that performs the set, instead
1700 (find_src_status, find_src_set_src): Remove LOC parameter.
1701 Replace INSN with the source value.
1702 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1703 handling MO_SET and MO_COPY. Update the calls to find_src_status
1704 and find_src_set_src.
1706 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1709 * config/i386/i386.md (strmov): Check for esi and edi usage.
1710 * config/i386/i386.c (decide_alg): Check whether we can use a
1711 rep prefix and adjust algorithm choice accordingly.
1712 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1714 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1716 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1718 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1720 * global.c (build_insn_chain): Formatting fixes.
1722 2007-10-12 Richard Guenther <rguenther@suse.de>
1724 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1725 combining both operands require either both have single uses
1726 or combining to a constant.
1728 2007-10-12 Richard Guenther <rguenther@suse.de>
1731 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1732 a rhs with side-effects or which is a load.
1733 (forward_propagate_into_cond): Also try combining both operands.
1735 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1737 PR tree-optimization/33742
1738 * tree-vect-transform.c (vectorizable_operation): Return false
1739 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1740 (vectorizable_call): Same for rhs_type and lhs_type.
1742 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1744 PR tree-optimization/33645
1745 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1746 pass it to walk_tree.
1747 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1748 When calling set_is_used on a VAR_DECL, if data is not NULL and
1749 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1750 DECL_INITIAL after clearing the bit in bitmap.
1751 (remove_unused_locals): Adjust mark_all_vars_used callers.
1752 Instead of removing unused global vars from unexpanded_var_list
1753 immediately record them in bitmap, call mark_all_vars_used on
1754 all used global vars from unexpanded_var_list and only purge
1755 global vars that weren't found used even during that step.
1757 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1759 * gthr-posix.h (__gthread_active_init): Create detached instead of
1760 joinable thread when testing whether threads are active on hppa-hpux.
1761 * gthr-posix95.h (__gthread_active_init): Likewise.
1763 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1766 * global.c (build_insn_chain): Include insn that occur between
1769 2007-10-11 Tom Tromey <tromey@redhat.com>
1771 * gengtype-yacc.y: Delete.
1773 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1775 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1776 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1777 function_value_32, function_value_64, function_value_ms_64,
1778 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1779 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1782 2007-10-11 Richard Guenther <rguenther@suse.de>
1784 * gcse.c (hash_scan_set): If the next nonnote insn is in
1785 a different basic block insert the set.
1787 2007-10-11 Richard Guenther <rguenther@suse.de>
1790 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1791 (verify_gimple_expr): Use it to verify pointer-to types for
1794 2007-10-11 Richard Guenther <rguenther@suse.de>
1797 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1798 the array element type.
1800 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1802 PR rtl-optimization/33638
1803 * dse.c (struct insn_info): Remove 'stack_read' field,
1804 add 'stack_pointer_based' field.
1805 (record_store): For a store with non-constant base, record
1806 whether it is stack pointer based.
1807 (scan_insn): For the call to a const function, remove stack
1808 pointer based stores from the list of local active stores.
1809 (scan_reads_nospill): Delete code dealing with const functions.
1811 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1813 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1815 (conflict_p, set_conflict, set_conflicts): Likewise.
1816 * global.c (global_alloc): Likewise.
1817 * ra.h: Update prototypes.
1819 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1821 * opth-gen.awk: Fixed generation of comment stating the origin
1824 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1827 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1828 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1829 and '%}', respectively.
1832 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1833 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1834 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1836 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1840 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1841 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1842 syntax for ASSEMBLER_DIALECT.
1843 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1845 2007-10-10 Revital Eres <eres@il.ibm.com>
1847 * modulo-sched.c (check_nodes_order): Dump the final order of
1849 (get_sched_window): Add dump info.
1850 (calculate_order_params): Dump order params of the nodes.
1852 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1855 * ra-conflict.c (record_one_conflict_between_regnos,
1856 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1857 (global_conflicts): Enhanced incorrect check.
1859 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1861 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1862 if flag_exceptions is not set.
1863 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1864 assemble_name rather than incorrectly emulating it.
1866 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1867 friends are removed from G++.
1869 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1871 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1872 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1873 enabling them is redundant. Don't check two times for
1876 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1878 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1880 (set_conflicts_for_earlyclobber): Likewise.
1881 (global_conflicts): Likewise.
1883 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1885 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1886 and '%}', respectively.
1888 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1890 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1891 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1893 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1896 2007-10-09 Richard Guenther <rguenther@suse.de>
1899 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1900 of referenced structure and component.
1902 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1905 * ra-conflict.c (record_one_conflict_between_regnos,
1906 set_conflicts_for_earlyclobber, global_conflicts): Improved
1908 (global_conflicts): Removed incorrect check.
1910 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1912 PR tree-optimization/33615
1913 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1914 if the statement might throw. Fix formatting.
1916 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1918 PR tree-optimization/33615
1919 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1920 if the rhs might throw.
1922 2007-10-09 Jan Hubicka <jh@suse.cz>
1924 * invoke.texi (align-threshold, align-loop-iterations): Document.
1925 * final.c: Include cfgloop.h, params.h
1926 (compute_alignments): Dump decisions and compare them with loop
1927 structure; honor given parameters.
1928 (pass_compute_alignments): New dump file.
1929 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1930 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1932 2007-10-09 James E. Wilson <wilson@specifix.com>
1934 PR tree-optimization/33655
1936 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1937 convert it to bitsizetype before size_binop call.
1939 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1941 PR tree-optimization/33572
1942 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1943 the absence of a corresponding edge from the exit block.
1945 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1948 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1950 (sra_build_assignment): Likewise. Set up mask depending on
1951 precision, not type.
1952 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1953 computing bit masks.
1954 (sra_build_elt_assignment): Don't view-convert from signed to
1956 (sra_explode_bitfield_assignment): Use bit-field type if
1957 possible. Use BYTES_BIG_ENDIAN.
1959 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1962 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1963 the original stmt can throw.
1964 (sra_build_bf_assignment): Fix type mismatch when applying negated
1967 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1969 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1970 '#pragma mark' to be executed at preprocessing time.
1972 2007-10-08 Ollie Wild <aaw@google.com>
1974 * varasm.c (compare_constant): Removed call to
1975 lang_hooks.expand_constant.
1976 (copy_constants): Removed call to lang_hooks.expand_constant.
1977 (compute_reloc_for_constant): Removed call to
1978 lang_hooks.expand_constant.
1979 (output_addressed_constants): Removed call to
1980 lang_hooks.expand_constant.
1981 (constructor_static_from_elts_p): Removed call to
1982 lang_hooks.expand_constant.
1983 (output_constant): Removed calls to lang_hooks.expand_constant.
1984 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1985 * langhooks-def.h (lhd_return_tree): Removed.
1986 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1987 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1988 * langhooks.c (lhd_return_tree): Removed.
1990 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1992 * combine.c (setup_incoming_promotions): Ensure that
1993 arguments that have not undergone mode promotions do not
1994 incorrectly get marked as being sign- or zero-extended.
1996 2007-10-08 Richard Guenther <rguenther@suse.de>
2001 * fold-const.c (fold_binary): Use correct types in folding
2002 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
2003 and building of RROTATE_EXPR.
2005 2007-10-08 Richard Guenther <rguenther@suse.de>
2010 * fold-const.c (fold_binary): Use the correct types when
2011 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
2012 (fold_binary): Use the correct types when folding
2013 (-A) - B to (-B) - A.
2014 (fold_unary): Use the correct types when folding ~(X).
2016 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2018 * doc/invoke.texi (Wall): fix formatting issues.
2020 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
2022 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
2023 truncated shift counts.
2025 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2027 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2028 syntax for ASSEMBLER_DIALECT.
2029 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2031 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2032 Nathan Froyd <froydnj@codesourcery.com>
2034 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
2035 when determining whether to record INCOMING_RETURN_ADDR_RTX.
2037 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2040 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2042 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2043 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2044 the function, temporarily point the debug interface to the null one.
2046 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2048 PR tree-optimization/33655
2050 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
2053 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2055 PR tree-optimization/33572
2056 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
2057 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
2058 (update_ssa_across_abnormal_edges): ... this. Set slots in the
2060 (copy_edges_for_bb): Handle nonlocal label edges.
2061 (make_nonlocal_label_edges): Deleted.
2062 (optimize_inline_calls): Don't call it.
2064 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
2066 * gthr-single.h: Revert last change.
2068 2007-10-05 Michael Matz <matz@suse.de>
2071 * lower-subreg.c (decompose_multiword_subregs): Use
2072 validate_unshare_change().
2074 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
2076 * ra-conflict.c: Include "sparseset.h".
2077 (conflicts): Change to HOST_WIDEST_FAST_INT.
2078 (allocnos_live): Redefine variable as a sparseset.
2079 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
2081 (allocno_row_words): Removed global variable.
2082 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
2083 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
2084 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
2085 (record_one_conflict_between_regnos): Cache allocno values and reuse.
2087 (record_one_conflict): Update uses of allocnos_live to use
2088 the sparseset routines. Use set_conflicts_p.
2089 (mark_reg_store): Likewise.
2090 (set_reg_in_live): Likewise.
2091 (global_conflicts): Update uses of allocnos_live.
2092 Use the new adjacency list to visit an allocno's neighbors
2093 rather than iterating over all possible allocnos.
2094 Call set_conflicts_p to setup conflicts rather than adding
2096 * global.c: Comments updated.
2097 (CONFLICTP): Delete define.
2098 (regno_compare): New function. Add prototype.
2099 (global_alloc): Sort the allocno to regno mapping according to
2100 which basic blocks the regnos are referenced in. Modify the
2101 conflict bit matrix to a compressed triangular bitmatrix.
2102 Only allocate the conflict bit matrix and adjacency lists if
2103 we are actually going to allocate something.
2104 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
2105 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
2106 allocno's neighbors rather than iterating over all possible allocnos.
2107 (mirror_conflicts): Removed function.
2108 (dump_conflicts): Iterate over regnos rather than allocnos so
2109 that all dump output will be sorted by regno number.
2110 Use the FOR_EACH_CONFLICT macro.
2111 * ra.h: Comments updated.
2112 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
2113 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
2115 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
2116 (adjacency_list_d, adjacency_iterator_d): New types.
2117 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
2118 adjacency_iter_next, regno_basic_block): New static inline functions.
2119 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
2120 (conflict_p): Add function prototype.
2121 * sparseset.h, sparseset.c: New files.
2122 * Makefile.in (OBJS-common): Add sparseset.o.
2123 (sparseset.o): New rule.
2125 2007-10-05 Richard Guenther <rguenther@suse.de>
2128 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
2131 2007-10-05 Michael Matz <matz@suse.de>
2134 * function.c (match_asm_constraints_1): Check for input
2135 being used in the outputs.
2137 2007-10-05 Richard Guenther <rguenther@suse.de>
2139 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
2141 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
2144 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
2145 subset checks. Make the cost of FPR -> FPR moves depend on
2146 mips_mode_ok_for_mov_fmt_p.
2148 2007-10-04 Doug Kwan <dougkwan@google.com>
2150 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
2151 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2152 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2153 support of conditional variables.
2154 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
2155 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2156 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2157 support of conditional variables.
2158 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
2159 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2160 conditional variables.
2161 * gthr.h: Update comments to document new interface.
2163 2007-10-04 Geoffrey Keating <geoffk@apple.com>
2165 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
2168 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2170 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
2172 2007-10-04 Richard Guenther <rguenther@suse.de>
2175 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
2176 does not need to be of INTEGER_TYPE.
2177 (verify_gimple_2): New function split out from ...
2178 (verify_gimple_1): ... here. ICE if there was an error during
2181 2007-10-04 Michael Matz <matz@suse.de>
2183 PR rtl-optimization/33653
2184 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
2185 * dse.c (scan_insn): Same.
2187 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2189 * config.gcc: Remove USE_GAS for m68k targets.
2191 2007-10-04 Richard Guenther <rguenther@suse.de>
2193 PR tree-optimization/33627
2194 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
2195 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
2197 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
2198 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
2200 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2202 * config/avr/avr.c (commands_in_file, commands_in_prologues,
2203 commands_in_epilogues): Remove variables.
2204 (avr_file_start): Remove unneded initializations of commands_in_file,
2205 commands_in_prologues and commands_in_epilogues variables.
2206 (avr_file_end): Remove dead code.
2208 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2210 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
2211 MOTOROLA is to true.
2213 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
2216 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
2217 (mips_split_doubleword_move): ...this.
2218 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
2219 use natural endianness for multi-format FPR values.
2220 (mips_split_64bit_move): Rename to...
2221 (mips_split_doubleword_move): ...this and extend to 64-bit words.
2222 Use move_doubleword_fpr* patterns for moves involving FPRs.
2223 (mips_save_reg): Update the call to mips_split_64bit_move.
2224 (mips_secondary_reload_class): Return NO_REGS for any reload of a
2225 nonzero constant into an FPR if the constant can be forced to memory.
2226 * config/mips/mips.md: Update the splitter calls to
2227 mips_split_64bit_move.
2228 (UNSPEC_LOAD_DF_LOW): Rename to...
2229 (UNSPEC_LOAD_LOW): ...this.
2230 (UNSPEC_LOAD_DF_HIGH): Rename to...
2231 (UNSPEC_LOAD_HIGH): ...this.
2232 (UNSPEC_STORE_DF_HIGH): Rename to...
2233 (UNSPEC_STORE_WORD): ...this.
2234 (SPLITF): New mode iterator.
2235 (HALFMODE): New mode attribute.
2236 (movtf): New expander.
2237 (*movtf_internal): New define_insn_and_split.
2238 (move_doubleword_fpr<mode>): New expander.
2239 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
2241 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2242 (mfhc1<mode>): ...these more general patterns.
2244 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2246 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
2248 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2250 * gcse.c (hash_scan_set): Insert set in insn before note at
2251 the end of basic block.
2253 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
2255 PR tree-optimization/33576
2256 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
2257 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
2258 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
2259 (remove_iv): Declared.
2260 * lambda-code.c (remove_iv): Not static.
2261 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
2262 Don't remove ivs there, save ivs in the buffer.
2264 2007-10-03 Jason Merrill <jason@redhat.com>
2267 * tree-eh.c (same_handler_p): New fn.
2268 (optimize_double_finally): New fn.
2269 (refactor_eh_r): New fn.
2270 (refactor_eh): New fn.
2271 (pass_refactor_eh): New pass.
2272 * tree-pass.h: Declare it.
2273 * passes.c (init_optimization_passes): Add it.
2275 2007-10-03 Doug Kwan <dougkwan@google.com>
2276 Richard Guenther <rguenther@suse.de>
2279 * dwarf2out.c (reference_to_unused): Disable sanity checking,
2280 be conservative instead.
2282 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2285 * doc/invoke.texi (-fwhole-program): Document that Fortran
2286 doesn't support this option.
2288 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
2291 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
2294 2007-10-02 David Daney <ddaney@avtrex.com>
2296 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
2297 against constant zero.
2298 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
2301 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2303 * ra-conflict.c: New file.
2305 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
2306 usage to DF_LIVE usage.
2307 (reload): Remove reference to df_get_live_top.
2308 * rtlanal.c (subreg_nregs_with_regno): New function.
2309 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
2310 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
2311 (df_has_eh_preds): Removed.
2312 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
2313 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
2315 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
2316 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
2317 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
2318 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
2319 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
2320 (global_alloc): Turn off rescanning insns after call to
2321 global_conflicts and added call to set_preferences.
2322 (global_conflicts): Moved to ra-alloc.c.
2323 (set_preferences_1, set_preferences): New function.
2324 (mirror_conflicts): Changed types for various variables.
2325 (mark_elimination): Change DF_RA_LIVE
2326 usage to DF_LIVE usage.
2327 (build_insn_chain): Rewritten from scratch and made local.
2328 (print_insn_chain, print_insn_chains): New functions.
2329 (dump_conflicts): Do not print conflicts for fixed_regs.
2330 (rest_of_handle_global_alloc): Turn off insn rescanning.
2331 * hard-reg-set.h: Fixed comment.
2332 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
2333 usage to DF_LIVE usage and delete refs to TOP sets.
2334 (block_alloc): Mark regs as live if they are in the artificial
2335 defs at top of block.
2336 (find_stack_regs): New function.
2337 (rest_of_handle_local_alloc): Changed urec problem to live
2338 problem and do not turn off df rescanning.
2339 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
2340 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
2341 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
2342 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
2343 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
2344 fields in df_ref_flags. The rest have been renumbered.
2345 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
2347 * rtl.h (subreg_nregs_with_regno): New function.
2348 * df-problems.c: (df_get_live_out, df_get_live_in,
2349 df_get_live_top): Removed reference to DF_RA_LIVE.
2350 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
2351 df_live_alloc, df_live_reset, df_live_local_finalize,
2352 df_live_free): Make top set only if different from in set.
2353 (df_lr_top_dump, df_live_top_dump): Only print top set if
2354 different from in set.
2355 (df_lr_bb_local_compute): Removed unnecessary check.
2356 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
2357 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
2358 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
2359 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2360 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2361 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2362 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
2363 df_urec_add_problem): Removed.
2364 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
2366 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
2367 * basic_block.h (bb_has_abnormal_pred): New function.
2368 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
2369 usage to DF_LIVE usage.
2371 2007-10-02 Revital Eres <eres@il.ibm.com>
2373 * config/rs6000/predicates.md (easy_vector_constant): Return false
2374 for 750CL paired vectors.
2375 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
2377 (vec_initv2sf): Add new description.
2378 (vconcatsf): Likewise.
2379 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
2380 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
2382 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2384 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
2385 sinking the last stmt in a BB.
2387 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2390 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
2391 (sra_hash_tree): Handle BIT_FIELD_REFs.
2392 (sra_elt_hash): Don't hash bitfld blocks.
2393 (sra_elt_eq): Skip them in parent compares as well. Handle
2395 (build_element_name_1): Handle BIT_FIELD_REFs.
2396 (instantiate_element): Propagate nowarn from parents. Create
2397 BIT_FIELD_REF for variables that are widened by scalarization.
2398 Gimple-zero-initialize all bit-field variables that are not
2399 part of parameters that are going to be scalarized on entry.
2400 (instantiate_missing_elements_1): Return the sra_elt.
2401 (canon_type_for_field): New.
2402 (try_instantiate_multiple_fields): New. Infer widest possible
2403 access mode from decl or member type, but clip it at word
2404 size, and only widen it if a field crosses an alignment
2406 (instantiate_missing_elements): Use them.
2407 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2408 (scalar_bitfield_p): New.
2409 (sra_build_assignment): Optimize assignments from scalarizable
2410 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
2413 (sra_build_bf_assignment): New. Optimize assignments to
2414 scalarizable BIT_FIELD_REFs.
2415 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
2416 assignments to full variables.
2417 (generate_copy_inout): Use the new macros and functions.
2418 (generate_element_copy): Likewise. Handle bitfld differences.
2419 (generate_element_zero): Don't recurse for blocks. Use
2420 sra_build_elt_assignment.
2421 (generate_one_element_init): Take elt instead of var. Use
2422 sra_build_elt_assignment.
2423 (generate_element_init_1): Adjust.
2424 (bitfield_overlap_info): New struct.
2425 (bitfield_overlaps_p): New.
2426 (sra_explode_bitfield_assignment): New. Adjust widened
2427 variables to account for endianness.
2428 (sra_sync_for_bitfield_assignment): New.
2429 (scalarize_use): Re-expand assignment to/from scalarized
2430 BIT_FIELD_REFs. Explode or sync needed members for
2431 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
2432 (scalarize_copy): Use REPLDUP.
2433 (scalarize_ldst): Move assert before dereference. Adjust EH
2435 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2437 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
2439 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
2440 Rename CR_* constants to CMP_*. Fix spacing.
2442 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2445 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
2446 to be processed with the special script doc/install.texi2html.
2448 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2450 * doc/invoke.texi (Wall): List the options enabled by Wall.
2451 (Wstrict-aliasing): Add missing @option.
2453 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2455 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2456 rather than gen_lowpart to change a register from DImode to DFmode.
2457 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2458 both FROM and TO are integer modes that are no bigger than 4 bytes.
2459 (mips_mode_ok_for_mov_fmt_p): New function.
2460 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2461 (mips_secondary_reload_class): Tweak formatting and comments.
2462 Use reg_class_subset_p instead of direct comparisons with
2463 classes. Only allow direct FPR<->FPR moves for modes that
2464 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2465 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2466 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2467 (*movdi_64bit): Likewise.
2468 (*movsi_internal): Likewise.
2469 (*movhi_internal): Likewise.
2470 (*movqi_internal): Likewise.
2472 2007-09-30 Diego Novillo <dnovillo@google.com>
2475 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2478 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2480 PR tree-optimization/33597
2481 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2482 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2484 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2486 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2487 instead of variants of (!reload_in_progress && !reload_completed).
2488 (x86_expand_vector_move): Ditto.
2490 2007-09-28 Ollie Wild <aaw@google.com>
2493 2007-09-27 Ollie Wild <aaw@google.com>
2495 * varasm.c (compare_constant): Removed call to
2496 lang_hooks.expand_constant.
2497 (copy_constants): Removed call to lang_hooks.expand_constant.
2498 (compute_reloc_for_constant): Removed call to
2499 lang_hooks.expand_constant.
2500 (output_addressed_constants): Removed call to
2501 lang_hooks.expand_constant.
2502 (constructor_static_from_elts_p): Removed call to
2503 lang_hooks.expand_constant.
2504 (output_constant): Removed calls to lang_hooks.expand_constant.
2505 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2506 * langhooks-def.h (lhd_return_tree): Removed.
2507 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2508 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2509 * langhooks.c (lhd_return_tree): Removed.
2511 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2514 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2515 argument to gen_selb.
2517 2007-09-28 Chao-ying Fu <fu@mips.com>
2519 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2520 * doc/libgcc.texi (Fixed-point fractional library routines):
2521 Fix typos for neg and cmp functions.
2523 2007-09-28 Michael Matz <matz@suse.de>
2525 PR rtl-optimization/33552
2526 * function.c (match_asm_constraints_1): Check for overlap in
2527 inputs and replace all occurences.
2529 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2531 * config/mips/mips.c (override_options): Fix comment typo.
2533 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2535 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2536 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2537 * config/bfin/t-bfin-linux (crti.o): Don't build.
2539 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2540 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2542 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2544 2007-09-27 Ollie Wild <aaw@google.com>
2546 * varasm.c (compare_constant): Removed call to
2547 lang_hooks.expand_constant.
2548 (copy_constants): Removed call to lang_hooks.expand_constant.
2549 (compute_reloc_for_constant): Removed call to
2550 lang_hooks.expand_constant.
2551 (output_addressed_constants): Removed call to
2552 lang_hooks.expand_constant.
2553 (constructor_static_from_elts_p): Removed call to
2554 lang_hooks.expand_constant.
2555 (output_constant): Removed calls to lang_hooks.expand_constant.
2556 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2557 * langhooks-def.h (lhd_return_tree): Removed.
2558 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2559 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2560 * langhooks.c (lhd_return_tree): Removed.
2562 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2565 * expr.c (emit_group_load_1): Split constant double when destination
2566 length is half source length.
2568 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2570 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2571 (mips_cpu_info): Add tune_flags.
2572 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2573 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2575 (override_options): Remove deprecation code. Use branch-likely
2576 instructions for optimize_size or if the tuning flags do not
2577 suggest otherwise. Tweak warning.
2578 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2580 2007-09-27 Matthias Klose <doko@ubuntu.com>
2582 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2583 multilib osdirname if it exists.
2584 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2586 2007-09-27 Ian Lance Taylor <iant@google.com>
2588 PR tree-optimization/33565
2589 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2590 assignments of comparisons.
2591 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2592 parameter. Change caller. Defer overflow warnings around call to
2594 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2595 TREE_NO_WARNING is set on the statement.
2596 * tree-ssa-forwprop.c
2597 (tree_ssa_forward_propagate_single_use_vars): Don't test
2598 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2599 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2601 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2603 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2604 reduce offset by units of 0x10000 for SPE vector modes or modes
2605 used with E500 double instructions.
2607 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2609 * simplify-rtx.c (comparison_result): New.
2610 (simplify_const_relational_operation): Use it instead of the five
2611 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2612 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2613 optimizations. Extract nonzero_address_p optimizations into a
2614 separate "if" together with optimizations where op1 is const0_rtx.
2615 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2616 floating-point arguments too when appropriate. Hoist test for ABS
2617 outside the final switch statement.
2618 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2619 folded_arg0 if we found a constant equivalent. Remove
2620 transformations done in simplify-rtx.c for "op0 RELOP op0".
2622 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2624 * builtins.c (expand_builtin, expand_builtin_object_size,
2625 expand_builtin_memory_chk, maybe_emit_chk_warning,
2626 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2628 * expr.c (expand_expr_real_1): Likewise.
2629 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2630 (lhd_print_error_function): Add third argument.
2631 * langhooks.h (struct diagnostic_info): Add forward decl.
2632 (struct lang_hooks): Add third argument to print_error_function.
2633 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2634 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2636 (diagnostic_report_current_function): Likewise.
2637 * toplev.c (announce_function): Pass NULL as second argument to
2638 diagnostic_set_last_function.
2639 * diagnostic.c (diagnostic_report_current_function): Add second
2640 argument, pass it as third argument to lang_hooks.print_error_function.
2641 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2642 to diagnostic_report_current_function.
2643 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2644 and message.abstract_origin.
2645 (verbatim): Initialize abstract_origin.
2646 * pretty-print.h (text_info): Add abstract_origin field.
2647 * pretty-print.c (pp_base_format): Handle %K.
2648 * langhooks.c (lhd_print_error_function): Add third argument. If
2649 diagnostic->abstract_origin, print virtual backtrace.
2650 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2651 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2652 (init_dynamic_diag_info): Likewise.
2654 2007-09-26 David Daney <ddaney@avtrex.com>
2657 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2658 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2659 sync_old_nand<mode>, sync_new_nand<mode>,
2660 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2661 Update length attributes.
2662 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2663 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2665 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2666 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2667 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2670 2007-09-26 Richard Guenther <rguenther@suse.de>
2672 PR tree-optimization/33563
2673 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2674 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2676 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2677 get_use_of_stmt_lhs.
2679 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2682 * c-common.c (complete_array_type): Diagnose too-large arrays and
2683 set type to error_mark_node.
2685 2007-09-26 Richard Guenther <rguenther@suse.de>
2687 PR tree-optimization/30375
2688 PR tree-optimization/33560
2689 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2693 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2695 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2696 (dse_global_data): Add aggregate_vardecl field.
2697 (dse_possible_dead_store_p): New.
2698 Add prev_defvar variable.
2699 Allow immediate uses and previous immediate uses to differ
2700 if they are setting different parts of the whole.
2701 (get_aggregate_vardecl): New.
2702 (dse_record_partial_aggregate_store): New.
2703 (dse_whole_aggregate_clobbered_p): New.
2704 (dse_partial_kill_p): New.
2705 Call dse_maybe_record_aggregate_store().
2706 When checking whether a STMT and its USE_STMT refer to the
2707 same memory address, check also for partial kills that clobber
2709 Move some variable definitions to the block where they are used.
2710 (aggregate_vardecl_hash): New.
2711 (aggregate_vardecl_eq): New.
2712 (aggregate_vardecl_free): New.
2713 (aggregate_whole_store_p): New.
2714 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2715 Mark which aggregate stores we care about.
2717 2007-09-25 DJ Delorie <dj@redhat.com>
2720 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2723 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2726 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2727 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2728 for vector int32 -> int64 conversions. Don't write beyond the end
2729 of the allocated vector for int32 -> int64 conversions.
2731 2007-09-25 Revital Eres <eres@il.ibm.com>
2733 * config/rs6000/paired.h (paired_sel): New.
2734 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2735 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2736 when expanding selv2sf.
2737 * config/rs6000/rs6000.h (rs6000_builtins): Add
2738 PAIRED_BUILTIN_SELV2SF4.
2740 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2743 * c-typeck.c (default_conversion): Call require_complete_type
2744 before perform_integral_promotions.
2745 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2746 (build_c_cast): Call require_complete_type except for casts to
2748 (convert_for_assignment): Call require_complete_type.
2750 2007-09-25 Revital Eres <eres@il.ibm.com>
2752 * config/spu/spu.md: Fix doloop pattern.
2754 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2756 * config/bfin/bfin.c (expand_prologue_reg_save,
2757 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
2758 and ASTAT moved here...
2759 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2760 ... from here. New argument ALL; callers changed.
2761 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2762 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2763 have the "saveall" attribute.
2765 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2767 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2769 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2770 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2771 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2773 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2774 with REG_P tests before REGNO access.
2776 2007-09-24 DJ Delorie <dj@redhat.com>
2779 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2781 (movqicc_<code>_<mode>): Likewise.
2782 (movhicc_<code>_<mode>): Likewise.
2784 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2787 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2788 register for reload.
2790 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2793 * config/i386/i386.c (ix86_comp_type_attributes): Check
2796 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2798 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2799 "move.l %a4,%a4" to produce nops.
2800 * config/m68k/m68k.c (override_options): Reset align options,
2801 if neccessary align macro isn't avaible.
2803 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2805 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2807 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2809 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2811 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2812 reload is completed.
2813 (peephole pattern): Convert most of them to RTL peephole pattern.
2815 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2817 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2818 (moved from fp compare patterns).
2819 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2820 Cleanup predicates to relieve reload.
2821 (conditional_trap): Reject conditional trap with fp condition.
2822 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2823 certain constants early.
2825 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2827 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2829 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2831 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2832 Allow --with-tune=cell and --with-cpu=cell.
2834 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2836 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2837 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2839 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2841 (TARGET_BUILTIN_RECIPROCAL): Use it.
2842 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2843 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2844 (rs6000_emit_swrsqrtsf): New.
2845 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2847 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2848 (divsf3): Remove swdiv support.
2851 (rsqrt_internal1): New.
2852 (divdf3): Remove swdiv support.
2855 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2858 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2860 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2861 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2862 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2863 lang_hooks.type.type_hash_eq in addition to generic tests.
2865 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2866 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2868 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2869 reflect the cost per call to a target specific builtin.
2870 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2871 call to a target specific builtin, then use target_builtin_call_cost.
2872 (init_inline_once): Initialize target_builtin_call_cost field.
2874 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2877 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2880 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2882 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2883 * configure: Regenerated.
2885 2007-09-23 Ollie Wild <aaw@google.com>
2887 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2889 (get_pointer_modulus_and_residue): New function.
2891 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2893 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2894 combine an SC return value into a single register.
2896 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2898 * opth-gen.awk (target_flags_explicit): Declare.
2899 * toplev.h (target_flags_explicit): Delete declaration.
2900 * toplev.c (target_flags): Likewise.
2901 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2902 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2903 Never return true for TARGET_MIPS16.
2904 * config/mips/mips.c (mips_llsc): Delete.
2905 (mips_handle_option): Remove -mllsc handling.
2906 (mips_strip_unspec_address): Tweak comment.
2907 * config/mips/mips.opt (mllsc): Use a target mask.
2909 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2911 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2912 word_mode as well as Pmode.
2914 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2916 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2917 parameters from word_mode to the subword type if such a truncation
2920 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2922 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2923 * configure: Regenerated.
2925 2007-09-23 Jan Hubicka <jh@suse.cz>
2927 * params.def (INLINE_CALL_COST): Set to 12.
2928 * invoke.texi (inline-call-cost): Update default value.
2930 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2932 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2934 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2935 Revital Eres <eres@il.ibm.com>
2937 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2938 checks whether the count_reg is found outside the control part.
2940 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2942 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2943 instead of checking CALL_EXPR_FN directly to test for builtins.
2944 If error or warning attributes are present, print
2945 error resp. warning.
2946 * c-common.c (handle_error_attribute): New function.
2947 (c_common_attribute_table): Add error and warning
2949 * doc/extend.texi: Document error and warning attributes.
2951 * tree.h (block_nonartificial_location): New prototype.
2952 * tree.c (block_nonartificial_location): New function.
2953 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2954 if artificial attribute is present on abstract inline decl.
2955 * c-common.c (handle_artificial_attribute): New function.
2956 (c_common_attribute_table): Add artificial attribute.
2957 * final.c (override_filename, override_linenum): New variables.
2958 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2959 and override_linenum if inside of a block inlined from
2960 __attribute__((__artificial__)) function.
2961 (notice_source_line): Honor override_filename and override_linenum.
2962 * doc/extend.texi: Document __attribute__((__artificial__)).
2963 * config/i386/emmintrin.h: Add __artificial__ attribute to
2964 all __always_inline__ functions.
2965 * config/i386/mmintrin.h: Likewise.
2966 * config/i386/tmmintrin.h: Likewise.
2967 * config/i386/mm3dnow.h: Likewise.
2968 * config/i386/pmmintrin.h: Likewise.
2969 * config/i386/ammintrin.h: Likewise.
2970 * config/i386/xmmintrin.h: Likewise.
2971 * config/i386/smmintrin.h: Likewise.
2972 * config/i386/bmmintrin.h: Likewise.
2973 * config/i386/mmintrin-common.h: Likewise.
2976 * expr.c (expand_constructor): New function.
2977 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2978 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2981 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2983 * config/mips/mips.c (dump_constants_1): Generalize to include
2984 fractional and accumulator modes.
2986 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2988 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2989 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2991 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2992 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2994 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2996 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2998 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2999 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
3001 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
3002 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
3003 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
3005 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
3007 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
3008 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
3009 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
3011 2007-09-22 Jason Merrill <jason@redhat.com>
3014 * attribs.c (lookup_attribute_spec): Split out...
3015 (decl_attributes): From here.
3016 * tree.h: Declare it.
3018 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3020 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
3022 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3024 * tree-inline.c (remap_type_1): Correctly chain variants.
3026 2007-09-22 Richard Guenther <rguenther@suse.de>
3028 PR tree-optimization/33146
3029 * fold-const.c (fold_binary): Use the original tree
3031 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
3032 also changes "sign".
3034 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3037 * except.c (finish_eh_generation): Call commit_edge_insertions if
3038 there are insns queued on the entry edge.
3039 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
3042 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3044 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
3046 2007-09-19 Michael Meissner <michael.meissner@amd.com>
3048 * gcc/config/i386/i386.c: Delete trailing whitespace.
3049 * gcc/config/i386/i386.h: Ditto.
3050 * gcc/config/i386/bmmintrin.h: Ditto.
3051 * gcc/config/i386/sync.md: Ditto.
3052 * gcc/config/i386/ppro.md: Ditto.
3053 * gcc/config/i386/mmx.md: Ditto.
3054 * gcc/config/i386/constraints.md: Ditto.
3055 * gcc/config/i386/sse.md: Ditto.
3056 * gcc/config/i386/athlon.md: Ditto.
3057 * gcc/config/i386/i386.md: Ditto.
3059 2007-09-21 Richard Guenther <rguenther@suse.de>
3061 PR tree-optimization/33508
3062 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
3063 quadratic loop by keeping a bitmap of variables we have
3064 to clobber all subvariables for.
3065 (set_initial_properties): Likewise.
3067 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
3069 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
3071 2007-09-20 Nigel Stephens <nigel@mips.com>
3072 Chao-ying Fu <fu@mips.com>
3074 * c-decl.c (finish_declspecs): When _Sat is used without
3075 _Fract or _Accum, set the default type to cts_fract.
3076 This avoids a warning of "type defaults to int".
3078 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3080 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
3081 bit-fields wider than one bit.
3083 2007-09-20 Jakub Jelinek <jakub@redhat.com>
3086 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
3088 * dbxout.c (dbxout_type): Likewise.
3092 * gimplify.c (gimplify_vla_decl): New function.
3093 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
3095 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
3097 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3099 * doc/invoke.texi (-minterlink-mips16): Document.
3100 * config/mips/mips.opt (minterlink-mips16): New option.
3101 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
3104 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3106 * doc/extend.texi (Attribute Syntax): Remove old speculative
3109 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
3111 * combine.c: Include cgraph.h.
3112 (setup_incoming_promotions): Rework to allow more aggressive
3113 elimination of sign extensions when all call sites of the
3114 current function are known to lie within the current unit.
3116 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3118 * dse.c (find_shift_sequence): No-op rework of control flow.
3120 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
3122 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
3123 GPR for DCmode on 64-bit targets. Remove redundant fallback.
3125 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3127 * cfgexpand.c (dump_stack_var_partition): Use the correct
3128 index for the offset.
3130 2007-09-19 Joseph Myers <joseph@codesourcery.com>
3132 * config/mips/sde.h: Switch to GPLv3.
3134 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
3136 * tree-sra.c (decide_block_copy): Decide if there are groups.
3138 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
3140 * config/m68k/m68k.c (output_move_himode): Remove jump table
3142 config/m68k/m68k.md (lea): Likewise.
3143 * config/m68k/m68k.c (print_operand_address): Use simple pc
3144 relative addressing.
3146 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3148 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
3149 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
3151 (asm_insn_count): Pass template as second argument to it.
3152 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3153 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3154 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3155 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3156 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3157 (sh_insn_length_adjustment): Pass template as second argument to it.
3158 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
3160 * config/bfin/bfin.md (define_asm_attributes): New.
3162 2007-09-19 Jie Zhang <jie.zhang@analog.com>
3164 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
3166 * config/bfin/print-sysroot-suffix.sh: New.
3167 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
3168 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3169 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3170 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
3171 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3172 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3173 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
3174 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3175 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3176 (linux-sysroot-suffix.h): New target.
3177 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
3178 (mspecld-anomaly): Likewise.
3179 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
3180 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
3181 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
3182 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
3183 (bfin_si_revision): Declare.
3184 (bfin_workarounds): Declare.
3185 (WA_SPECULATIVE_LOADS): Define.
3186 (ENABLE_WA_SPECULATIVE_LOADS): Define.
3187 (WA_SPECULATIVE_SYNCS): Define.
3188 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
3189 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
3190 (LIB_SPEC): Add %s to the linker scripts.
3191 Use proper linker script for bf522, bf525, bf527,
3192 bf538, bf539, bf542, bf544, bf548, and bf549.
3193 * config/bfin/bfin.c (bfin_si_revision): Define.
3194 (bfin_workarounds): Define.
3195 (struct bfin_cpu): New.
3197 (bfin_handle_option): Handle silicon revision part of -mcpu option.
3198 (override_options): Set bfin_workarounds.
3199 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
3200 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
3201 ENABLE_WA_SPECULATIVE_LOADS.
3202 (bfin_reorg): Likewise.
3203 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3204 macros for bf522, bf525, bf527, bf538, bf539,
3205 bf542, bf544, bf548, and bf549.
3206 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
3207 Don't define __ID_SHARED_LIB__ when -msep-data.
3208 (TARGET_DEFAULT): Define as 0.
3209 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
3210 * doc/invoke.texi (Blackfin Options): Document silicon
3211 revision part of -mcpu option and it now accepts bf522, bf525,
3212 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
3214 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3216 * alias.c (memory_modified_1): Deconstify.
3217 (memory_modified_in_insn_p): Don't use const_note_stores.
3218 * rtl.h (const_note_stores): Delete.
3219 * rtlanal.c (const_note_stores): Likewise.
3221 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3223 * dse.c (find_shift_sequence): Temporarily revert to forbidding
3226 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3230 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
3231 (addsi_small_int): Likewise.
3232 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
3233 (one_cmplsi2): Likewise.
3235 (enter_func): Expand insn using hard_frame_pointer_rtx and
3238 * config/fr30/fr30.c (fr30_expand_prologue): Check for
3239 hard_frame_pointer_rtx instead of using REGNO() check.
3240 Properly sign extend GEN_INT() argument.
3242 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3244 * config/m68k/m68k.c (override_options): Remove USE_GAS,
3246 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
3247 alternatives with just jcc.
3248 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
3249 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
3250 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
3251 dbge_hi, dbge_si): Likewise.
3253 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3255 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
3256 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
3257 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
3258 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
3259 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
3261 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3263 * config/m68k/m68k-devices.def (51qe): New device.
3264 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
3265 to all uses of FL_FOR_isa_c for compatibility.
3266 (all_microarchs): Add cfv1 microarchitecture.
3267 (m68k_handle_option): Handle m51qe option.
3268 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
3269 (TUNE_CFV1): New macro.
3270 (enum uarch_type): Add ucfv1.
3271 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
3273 2007-09-18 Richard Guenther <rguenther@suse.de>
3275 PR tree-optimization/31863
3276 * tree-ssa-structalias.c (create_variable_info_for): Always
3277 free the fieldstack.
3279 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
3281 * opts.c (decode_options): Enable vectorization under -O3.
3283 2007-09-18 Richard Guenther <rguenther@suse.de>
3285 PR tree-optimization/33340
3286 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
3287 SSA_NAMEs that occur in abnormal PHI nodes.
3289 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3291 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
3292 Don't use const_get_call_expr_in.
3293 * tree-gimple.c (const_get_call_expr_in): Delete.
3294 * tree-gimple.h (const_get_call_expr_in): Likewise.
3296 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3298 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
3299 not yet have a basic block.
3300 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
3302 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3304 * config/mips/mips.c (mips_file_start): Add ".previous" directives
3305 to both ".section"s.
3307 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3309 * config/mips/mips.c (mips_output_mi_thunk): Use
3310 mips_function_ok_for_sibcall and const_call_insn_operand
3311 to determine if a direct sibcall is allowed. Use
3312 mips_classify_symbol to determine a global pointer is needed.
3314 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3316 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
3318 2007-09-17 Chao-ying Fu <fu@mips.com>
3319 Nigel Stephens <nigel@mips.com>
3321 * config/fixed-bit.h: New file.
3322 * config/fixed-bit.c: New file.
3323 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
3325 2007-09-18 Jakub Jelinek <jakub@redhat.com>
3327 * c-format.h (format_kind_info): Add alloc_char field.
3328 * c-format.c (scanf_flag_specs): Add 'm'.
3329 (scanf_flag_pairs): Add 'a', 'm' pair.
3330 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
3331 (format_types_orig): Add alloc_char fields.
3332 (check_format_info_main): Rename aflag to alloc_flag.
3333 Handle fki->alloc_char. modifier after width and before length
3334 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
3335 length modifiers as well.
3336 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
3339 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
3340 returned by build_call_expr.
3342 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3344 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
3345 NULL for variable-sized records too.
3346 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
3348 2007-09-17 Tom Tromey <tromey@redhat.com>
3350 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
3351 (c_builtin_function): Likewise.
3352 (grokdeclarator): Likewise.
3354 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
3356 PR rtl-optimization/26449
3357 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
3358 (seq_insns_valid_p): Removed.
3360 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3362 * tree-nomudflap.c (gate_mudflap): New static function.
3363 (pass_mudflap_1): Use it as gate function.
3364 (pass_mudflap_2): Likewise.
3366 2007-09-17 Jan Hubicka <jh@suse.cz>
3370 * loop-invariant.c (move_invariant_reg): Unshare sequence.
3372 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
3374 PR tree-optimization/33319
3375 * tree-vect-analyze.c (vect_same_range_drs): New.
3376 (vect_vfa_range_equal): New.
3377 (vect_is_duplicate_ddr): Removed.
3378 (vect_mark_for_runtime_alias_test): Do not perform marking when
3379 optimizing for size or max_param for alias checking is zero.
3380 Move the function before vect_analyze_data_ref_dependence.
3381 (vect_analyze_data_ref_dependence): Add call to
3382 vect_mark_for_runtime_alias_test in two cases when dependence
3384 (vect_analyze_data_ref_dependences): Do not call to
3385 vect_mark_for_runtime_alias_test.
3386 (vect_prune_runtime_alias_test_list): New.
3387 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
3388 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3389 Update vec_outside_cost.
3390 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
3391 (vect_create_cond_for_alias_checks): Build the base address of data
3392 reference from DR_GROUP_FIRST_DR.
3393 (vect_loop_versioning): New.
3394 (vect_transform_loop): Add a call to vect_loop_versioning.
3395 Remove factored out code.
3397 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3400 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
3403 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3405 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
3406 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
3407 Fix the call to insn_rtx_cost. Skip access sizes that require a
3408 real truncation of the store register. Use convert_move instead
3409 of gen_lowpart when narrowing the result.
3410 (replace_read): Use convert_move instead of gen_lowpart when
3411 narrowing the store rhs.
3413 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3415 * config/mips/mips.md (SHORT): Fix long line.
3416 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
3417 to QImode and HImode.
3419 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3421 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
3423 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
3425 * tree-parloops.c: New file.
3426 * tree-ssa-operands.h (free_stmt_operands): Declare.
3427 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
3429 * tree-pass.h (pass_parallelize_loops): Declare.
3430 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
3432 (build_omp_regions_1): Allow analysing just a single OMP region and
3434 ( build_omp_regions_root, omp_expand_local): New functions.
3435 (build_omp_regions): Add argument to build_omp_regions_1 call.
3436 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
3437 autoparallelization is run.
3438 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
3439 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
3440 pass_parallelize_loops): New.
3441 * common.opt (ftree-parallelize-loops): New.
3442 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
3443 parallelize_loops): Declare.
3444 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
3445 * Makefile.in (tree-parloops.o): Added.
3446 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
3448 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
3449 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
3450 one extra edge as well.
3451 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
3452 Use VEC_free to free doms vector.
3453 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3454 operands. Recompute operand caches in the new function.
3455 (move_sese_region_to_fn): Update loop info.
3456 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3457 * tree-ssa-operands.c (free_stmt_operands): New function.
3459 * doc/passes.texi: Document autoparallelization.
3460 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3462 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3465 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3468 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3470 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3471 the VEC is not NULL.
3472 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3473 get_vectype_for_scalar_type succeeded.
3474 (vectorizable_conversion): Likewise.
3476 2007-09-14 Jan Hubicka <jh@suse.cz>
3478 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3481 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3484 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3485 register when operands[2] equals operands[1].
3486 (remainderxf3): Ditto.
3488 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3489 Nigel Stephens <nigel@mips.com>
3491 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3492 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3493 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3495 (_Unwind_ForcedUnwind): Likewise.
3496 (_Unwind_Resume): Likewise.
3497 (_Unwind_Resume_or_Rethrow): Likewise.
3498 (_Unwind_Backtrace): Likewise.
3499 (_Unwind_SjLj_RaiseException): Likewise.
3500 (_Unwind_SjLj_ForcedUnwind): Likewise.
3501 (_Unwind_SjLj_Resume): Likewise.
3502 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3503 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3505 (_Unwind_ForcedUnwind): Likewise.
3506 (_Unwind_Resume): Likewise.
3507 (_Unwind_Resume_or_Rethrow): Likewise.
3508 (_Unwind_Backtrace): Likewise.
3509 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3510 (_Unwind_ForcedUnwind): Likewise.
3511 (_Unwind_RaiseException): Likewise.
3512 (_Unwind_Resume): Likewise.
3513 (_Unwind_Resume_or_Rethrow): Likewise.
3515 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3516 nomips16 mode when IN_LIBGCC2 with hard float.
3518 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3520 * config/mips/sdemtk.opt: Update to GPLv3.
3521 * config/mips/sdemtk.h: Likewise.
3523 2007-09-14 Nigel Stephens <nigel@mips.com>
3525 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3526 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3527 for mipsisa32-*-linux*.
3529 2007-09-14 Nigel Stephens <nigel@mips.com>
3530 David Ung <davidu@mips.com>
3531 Thiemo Seufer <ths@mips.com>
3532 Richard Sandiford <richard@codesourcery.com>
3534 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3535 * configure.ac: Add a mipssde threading type.
3536 * configure: Regenerate.
3537 * config/mips/sdemtk.h: New file.
3538 * config/mips/t-sdemtk: Likewise.
3539 * config/mips/sdemtk.opt: Likewise.
3540 * gthr-mipssde.h: Likewise.
3541 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3542 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3543 (MIPS_ICACHE_SYNC): New macro, split from ...
3544 * config/mips/mips.md (clear_cache): ...here.
3545 * config/mips/mips.c (mips_save_reg_p): Check
3546 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3547 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3548 (build_mips16_call_stub): Likewise.
3550 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3552 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3554 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3557 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3558 current_frame_info.n_local_regs. Don't return emitted local
3560 (ia64_compute_frame_size): Improve unwind hack to put
3561 RP, PFS, FP in that order by allowing some of the registers
3562 been already emitted, as long as they are emitted to the
3565 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3567 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3568 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3569 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3571 2007-09-13 Eric Christopher <echristo@apple.com>
3572 Kenneth Zadeck <zadeck@naturalbridge.com>
3574 * dse.c (find_shift_sequence): New function.
3575 (replace_read): Add case to remove read if it requires shift.
3576 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3578 2007-09-13 Tom Tromey <tromey@redhat.com>
3580 * c-common.c (fname_as_string): Update.
3581 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3582 (c_lex_one_token): Update. Add 'parser' argument.
3583 (c_parser_simple_asm_expr): Update.
3584 (c_parser_attributes): Update.
3585 (c_parser_asm_statement): Update.
3586 (c_parser_asm_operands): Update.
3587 (c_parser_peek_token): Update.
3588 (c_parser_peek_2nd_token): Update.
3589 * c-lex.c (c_lex_string_translate): Remove.
3590 (c_lex_return_raw_strings): Likewise.
3591 (c_lex_with_flags): Added 'lex_flags' argument.
3592 (lex_string): Added 'translate' argument.
3593 * c-pragma.h (c_lex_with_flags): Update.
3594 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3595 (C_LEX_STRING_NO_TRANSLATE): New define.
3596 (C_LEX_RAW_STRINGS): Likewise.
3598 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3601 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3602 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3603 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3604 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3605 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3606 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3607 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3608 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3609 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3610 (bdesc_1arg): Add __builtin_bfin_ones.
3611 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3612 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3613 and __builtin_bfin_csqu_fr16.
3614 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3615 (ones): New define_insn.
3616 (ssaddhi3_parts): New define_insn.
3617 (sssubhi3_parts): New define_insn.
3618 (flag_mulhi_parts): New define_insn.
3620 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3622 * common.opt (femit-class-debug-always): Turn off by default.
3624 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3626 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3627 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3629 2007-09-13 James E. Wilson <wilson@specifix.com>
3631 PR tree-optimization/33389
3632 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3633 then set build_loads before returning.
3635 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3636 David Ung <davidu@mips.com>
3638 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3639 {d}addiu and a negative immediate such that it works with MIPS16
3642 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3645 * configure.ac (ld_vers): Support Linux linker.
3646 * configure: Regenerated.
3648 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3649 Sandra Loosemore <sandra@codesourcery.com>
3651 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3652 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3653 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3654 nomips16 into decl attributes.
3655 (TARGET_INSERT_ATTRIBUTES): Override.
3656 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3657 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3658 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3659 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3660 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3661 (mips_use_mips16_mode_p): Reimplement as a function that takes
3662 a decl and considers only decl attributes. If the decl is nested
3663 function, use its parent attributes.
3664 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3665 instead of SYMBOL_REF_MIPS16_FUNC_P.
3666 (mips_set_mips16_mode): Move call to sorry here from old
3667 mips_use_mips16_mode_p.
3668 (mflip_mips16_entry): New structure.
3669 (mflip_mips16_htab): New variable.
3670 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3671 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3672 (mips_merge_decl_attributes): New function.
3673 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3674 Use mips_use_mips16_mode_p.
3675 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3676 SYMBOL_REF_MIPS16_FUNC_P.
3677 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3679 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3681 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3683 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3686 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3688 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3689 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3690 Tony Linthicum <tony.linthicum@amd.com>
3692 * tree.h (function_args_iterator): New type to iterate over
3694 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3695 function arguments providing a pointer to the argument.
3696 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3697 function arguments providing the argument.
3698 (function_args_iter_init): Inline function to initialize
3699 function_args_iterator.
3700 (function_args_iter_cond_ptr): Inline function to return the next
3701 pointer to hold the argument.
3702 (function_args_iter_cond): Inline function to return the next
3704 (function_args_iter_cond_next): Advance the function args
3706 (stdarg_p): New function, return true if variable argument
3708 (prototype_p): New function, return true if function is
3710 (function_args_count): New function, count the number of arguments
3713 * tree.c (stdarg_p): New function, return true if variable
3715 (prototype_p): New function, return true if function is
3718 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3719 (TARGET_ROUND): New macro for the round/ptest instructions which
3720 are shared between SSE4.1 and SSE5.
3721 (OPTION_MASK_ISA_ROUND): Ditto.
3722 (OPTION_ISA_ROUND): Ditto.
3723 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3724 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3726 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3727 (-mfused-madd): New switch to give users control over whether the
3728 compiler optimizes to use the multiply/add SSE5 instructions.
3730 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3731 m_ATHLON_K8_AMDFAM10, and change all uses.
3732 (enum pta_flags): Add PTA_SSE5.
3733 (ix86_handle_option): Turn off 3dnow if -msse5.
3734 (override_options): Add SSE5 support.
3735 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3737 (ix86_expand_sse_movcc): Add SSE5 support.
3738 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3739 vector type to the next largest size.
3740 (ix86_expand_sse5_pack): New function to use pperm to pack a
3741 vector type to the next smallest size.
3742 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3743 (IX86_BUILTIN_FMADDSD): Ditto.
3744 (IX86_BUILTIN_FMADDPS): Ditto.
3745 (IX86_BUILTIN_FMADDPD): Ditto.
3746 (IX86_BUILTIN_FMSUBSS): Ditto.
3747 (IX86_BUILTIN_FMSUBSD): Ditto.
3748 (IX86_BUILTIN_FMSUBPS): Ditto.
3749 (IX86_BUILTIN_FMSUBPD): Ditto.
3750 (IX86_BUILTIN_FNMADDSS): Ditto.
3751 (IX86_BUILTIN_FNMADDSD): Ditto.
3752 (IX86_BUILTIN_FNMADDPS): Ditto.
3753 (IX86_BUILTIN_FNMADDPD): Ditto.
3754 (IX86_BUILTIN_FNMSUBSS): Ditto.
3755 (IX86_BUILTIN_FNMSUBSD): Ditto.
3756 (IX86_BUILTIN_FNMSUBPS): Ditto.
3757 (IX86_BUILTIN_FNMSUBPD): Ditto.
3758 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3759 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3760 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3761 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3762 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3763 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3764 (IX86_BUILTIN_PPERM): Ditto.
3765 (IX86_BUILTIN_PERMPS): Ditto.
3766 (IX86_BUILTIN_PERMPD): Ditto.
3767 (IX86_BUILTIN_PMACSSWW): Ditto.
3768 (IX86_BUILTIN_PMACSWW): Ditto.
3769 (IX86_BUILTIN_PMACSSWD): Ditto.
3770 (IX86_BUILTIN_PMACSWD): Ditto.
3771 (IX86_BUILTIN_PMACSSDD): Ditto.
3772 (IX86_BUILTIN_PMACSDD): Ditto.
3773 (IX86_BUILTIN_PMACSSDQL): Ditto.
3774 (IX86_BUILTIN_PMACSSDQH): Ditto.
3775 (IX86_BUILTIN_PMACSDQL): Ditto.
3776 (IX86_BUILTIN_PMACSDQH): Ditto.
3777 (IX86_BUILTIN_PMADCSSWD): Ditto.
3778 (IX86_BUILTIN_PMADCSWD): Ditto.
3779 (IX86_BUILTIN_PHADDBW): Ditto.
3780 (IX86_BUILTIN_PHADDBD): Ditto.
3781 (IX86_BUILTIN_PHADDBQ): Ditto.
3782 (IX86_BUILTIN_PHADDWD): Ditto.
3783 (IX86_BUILTIN_PHADDWQ): Ditto.
3784 (IX86_BUILTIN_PHADDDQ): Ditto.
3785 (IX86_BUILTIN_PHADDUBW): Ditto.
3786 (IX86_BUILTIN_PHADDUBD): Ditto.
3787 (IX86_BUILTIN_PHADDUBQ): Ditto.
3788 (IX86_BUILTIN_PHADDUWD): Ditto.
3789 (IX86_BUILTIN_PHADDUWQ): Ditto.
3790 (IX86_BUILTIN_PHADDUDQ): Ditto.
3791 (IX86_BUILTIN_PHSUBBW): Ditto.
3792 (IX86_BUILTIN_PHSUBWD): Ditto.
3793 (IX86_BUILTIN_PHSUBDQ): Ditto.
3794 (IX86_BUILTIN_PROTB): Ditto.
3795 (IX86_BUILTIN_PROTW): Ditto.
3796 (IX86_BUILTIN_PROTD): Ditto.
3797 (IX86_BUILTIN_PROTQ): Ditto.
3798 (IX86_BUILTIN_PROTB_IMM): Ditto.
3799 (IX86_BUILTIN_PROTW_IMM): Ditto.
3800 (IX86_BUILTIN_PROTD_IMM): Ditto.
3801 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3802 (IX86_BUILTIN_PSHLB): Ditto.
3803 (IX86_BUILTIN_PSHLW): Ditto.
3804 (IX86_BUILTIN_PSHLD): Ditto.
3805 (IX86_BUILTIN_PSHLQ): Ditto.
3806 (IX86_BUILTIN_PSHAB): Ditto.
3807 (IX86_BUILTIN_PSHAW): Ditto.
3808 (IX86_BUILTIN_PSHAD): Ditto.
3809 (IX86_BUILTIN_PSHAQ): Ditto.
3810 (IX86_BUILTIN_FRCZSS): Ditto.
3811 (IX86_BUILTIN_FRCZSD): Ditto.
3812 (IX86_BUILTIN_FRCZPS): Ditto.
3813 (IX86_BUILTIN_FRCZPD): Ditto.
3814 (IX86_BUILTIN_CVTPH2PS): Ditto.
3815 (IX86_BUILTIN_CVTPS2PH): Ditto.
3816 (IX86_BUILTIN_COMEQSS): Ditto.
3817 (IX86_BUILTIN_COMNESS): Ditto.
3818 (IX86_BUILTIN_COMLTSS): Ditto.
3819 (IX86_BUILTIN_COMLESS): Ditto.
3820 (IX86_BUILTIN_COMGTSS): Ditto.
3821 (IX86_BUILTIN_COMGESS): Ditto.
3822 (IX86_BUILTIN_COMUEQSS): Ditto.
3823 (IX86_BUILTIN_COMUNESS): Ditto.
3824 (IX86_BUILTIN_COMULTSS): Ditto.
3825 (IX86_BUILTIN_COMULESS): Ditto.
3826 (IX86_BUILTIN_COMUGTSS): Ditto.
3827 (IX86_BUILTIN_COMUGESS): Ditto.
3828 (IX86_BUILTIN_COMORDSS): Ditto.
3829 (IX86_BUILTIN_COMUNORDSS): Ditto.
3830 (IX86_BUILTIN_COMFALSESS): Ditto.
3831 (IX86_BUILTIN_COMTRUESS): Ditto.
3832 (IX86_BUILTIN_COMEQSD): Ditto.
3833 (IX86_BUILTIN_COMNESD): Ditto.
3834 (IX86_BUILTIN_COMLTSD): Ditto.
3835 (IX86_BUILTIN_COMLESD): Ditto.
3836 (IX86_BUILTIN_COMGTSD): Ditto.
3837 (IX86_BUILTIN_COMGESD): Ditto.
3838 (IX86_BUILTIN_COMUEQSD): Ditto.
3839 (IX86_BUILTIN_COMUNESD): Ditto.
3840 (IX86_BUILTIN_COMULTSD): Ditto.
3841 (IX86_BUILTIN_COMULESD): Ditto.
3842 (IX86_BUILTIN_COMUGTSD): Ditto.
3843 (IX86_BUILTIN_COMUGESD): Ditto.
3844 (IX86_BUILTIN_COMORDSD): Ditto.
3845 (IX86_BUILTIN_COMUNORDSD): Ditto.
3846 (IX86_BUILTIN_COMFALSESD): Ditto.
3847 (IX86_BUILTIN_COMTRUESD): Ditto.
3848 (IX86_BUILTIN_COMEQPS): Ditto.
3849 (IX86_BUILTIN_COMNEPS): Ditto.
3850 (IX86_BUILTIN_COMLTPS): Ditto.
3851 (IX86_BUILTIN_COMLEPS): Ditto.
3852 (IX86_BUILTIN_COMGTPS): Ditto.
3853 (IX86_BUILTIN_COMGEPS): Ditto.
3854 (IX86_BUILTIN_COMUEQPS): Ditto.
3855 (IX86_BUILTIN_COMUNEPS): Ditto.
3856 (IX86_BUILTIN_COMULTPS): Ditto.
3857 (IX86_BUILTIN_COMULEPS): Ditto.
3858 (IX86_BUILTIN_COMUGTPS): Ditto.
3859 (IX86_BUILTIN_COMUGEPS): Ditto.
3860 (IX86_BUILTIN_COMORDPS): Ditto.
3861 (IX86_BUILTIN_COMUNORDPS): Ditto.
3862 (IX86_BUILTIN_COMFALSEPS): Ditto.
3863 (IX86_BUILTIN_COMTRUEPS): Ditto.
3864 (IX86_BUILTIN_COMEQPD): Ditto.
3865 (IX86_BUILTIN_COMNEPD): Ditto.
3866 (IX86_BUILTIN_COMLTPD): Ditto.
3867 (IX86_BUILTIN_COMLEPD): Ditto.
3868 (IX86_BUILTIN_COMGTPD): Ditto.
3869 (IX86_BUILTIN_COMGEPD): Ditto.
3870 (IX86_BUILTIN_COMUEQPD): Ditto.
3871 (IX86_BUILTIN_COMUNEPD): Ditto.
3872 (IX86_BUILTIN_COMULTPD): Ditto.
3873 (IX86_BUILTIN_COMULEPD): Ditto.
3874 (IX86_BUILTIN_COMUGTPD): Ditto.
3875 (IX86_BUILTIN_COMUGEPD): Ditto.
3876 (IX86_BUILTIN_COMORDPD): Ditto.
3877 (IX86_BUILTIN_COMUNORDPD): Ditto.
3878 (IX86_BUILTIN_COMFALSEPD): Ditto.
3879 (IX86_BUILTIN_COMTRUEPD): Ditto.
3880 (IX86_BUILTIN_PCOMEQUB): Ditto.
3881 (IX86_BUILTIN_PCOMNEUB): Ditto.
3882 (IX86_BUILTIN_PCOMLTUB): Ditto.
3883 (IX86_BUILTIN_PCOMLEUB): Ditto.
3884 (IX86_BUILTIN_PCOMGTUB): Ditto.
3885 (IX86_BUILTIN_PCOMGEUB): Ditto.
3886 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3887 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3888 (IX86_BUILTIN_PCOMEQUW): Ditto.
3889 (IX86_BUILTIN_PCOMNEUW): Ditto.
3890 (IX86_BUILTIN_PCOMLTUW): Ditto.
3891 (IX86_BUILTIN_PCOMLEUW): Ditto.
3892 (IX86_BUILTIN_PCOMGTUW): Ditto.
3893 (IX86_BUILTIN_PCOMGEUW): Ditto.
3894 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3895 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3896 (IX86_BUILTIN_PCOMEQUD): Ditto.
3897 (IX86_BUILTIN_PCOMNEUD): Ditto.
3898 (IX86_BUILTIN_PCOMLTUD): Ditto.
3899 (IX86_BUILTIN_PCOMLEUD): Ditto.
3900 (IX86_BUILTIN_PCOMGTUD): Ditto.
3901 (IX86_BUILTIN_PCOMGEUD): Ditto.
3902 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3903 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3904 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3905 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3906 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3907 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3908 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3909 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3910 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3911 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3912 (IX86_BUILTIN_PCOMEQB): Ditto.
3913 (IX86_BUILTIN_PCOMNEB): Ditto.
3914 (IX86_BUILTIN_PCOMLTB): Ditto.
3915 (IX86_BUILTIN_PCOMLEB): Ditto.
3916 (IX86_BUILTIN_PCOMGTB): Ditto.
3917 (IX86_BUILTIN_PCOMGEB): Ditto.
3918 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3919 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3920 (IX86_BUILTIN_PCOMEQW): Ditto.
3921 (IX86_BUILTIN_PCOMNEW): Ditto.
3922 (IX86_BUILTIN_PCOMLTW): Ditto.
3923 (IX86_BUILTIN_PCOMLEW): Ditto.
3924 (IX86_BUILTIN_PCOMGTW): Ditto.
3925 (IX86_BUILTIN_PCOMGEW): Ditto.
3926 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3927 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3928 (IX86_BUILTIN_PCOMEQD): Ditto.
3929 (IX86_BUILTIN_PCOMNED): Ditto.
3930 (IX86_BUILTIN_PCOMLTD): Ditto.
3931 (IX86_BUILTIN_PCOMLED): Ditto.
3932 (IX86_BUILTIN_PCOMGTD): Ditto.
3933 (IX86_BUILTIN_PCOMGED): Ditto.
3934 (IX86_BUILTIN_PCOMFALSED): Ditto.
3935 (IX86_BUILTIN_PCOMTRUED): Ditto.
3936 (IX86_BUILTIN_PCOMEQQ): Ditto.
3937 (IX86_BUILTIN_PCOMNEQ): Ditto.
3938 (IX86_BUILTIN_PCOMLTQ): Ditto.
3939 (IX86_BUILTIN_PCOMLEQ): Ditto.
3940 (IX86_BUILTIN_PCOMGTQ): Ditto.
3941 (IX86_BUILTIN_PCOMGEQ): Ditto.
3942 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3943 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3944 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3945 OPTION_MASK_ISA_ROUND for instructions that are shared between
3947 (bdesc_2arg): Ditto.
3948 (bdesc_sse_3arg): Ditto.
3949 (enum multi_arg_type): New enum for describing the various SSE5
3950 intrinsic argument types.
3951 (bdesc_multi_arg): New table for SSE5 intrinsics.
3952 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3953 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3955 (ix86_expand_builtin): Add SSE5 intrinsic support.
3956 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3957 operand instructions.
3958 (ix86_expand_sse5_multiple_memory): New function to split the
3959 second memory reference from SSE5 instructions.
3960 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3961 (ix86_return_pops_args): Use stdarg_p to determine if the function
3962 has variable arguments.
3963 (ix86_setup_incoming_varargs): Ditto.
3964 (x86_this_parameter): Ditto.
3966 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3968 (ix86_expand_sse5_pack): Ditto.
3969 (ix86_sse5_valid_op_p): Ditto.
3970 (ix86_expand_sse5_multiple_memory): Ditto.
3972 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3973 constant for SSE5 support.
3974 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3975 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3976 (UNSPEC_SSE5_PERMUTE): Ditto.
3977 (UNSPEC_SSE5_ASHIFT): Ditto.
3978 (UNSPEC_SSE5_LSHIFT): Ditto.
3979 (UNSPEC_FRCZ): Ditto.
3980 (UNSPEC_CVTPH2PS): Ditto.
3981 (UNSPEC_CVTPS2PH): Ditto.
3982 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3984 (COM_FALSE_S): Ditto.
3985 (COM_FALSE_P): Ditto.
3986 (COM_TRUE_S): Ditto.
3987 (COM_TRUE_P): Ditto.
3988 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3989 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3991 (memory attribute): Ditto.
3992 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3993 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3994 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3995 (floor<mode>2): Ditto.
3996 (ceil<mode>2): Ditto.
3997 (btrunc<mode>2): Ditto.
3998 (nearbyintdf2): Ditto.
3999 (nearbyintsf2): Ditto.
4000 (sse_setccsf): Disable if SSE5.
4001 (sse_setccdf): Ditto.
4002 (sse5_setcc<mode>): New support for SSE5 conditional move.
4003 (sse5_pcmov_<mode>): Ditto.
4005 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4007 (SSEMODEF2P): Ditto.
4008 (ssemodesuffixf4): New mode attribute for SSE5.
4009 (ssemodesuffixf2s): Ditto.
4010 (ssemodesuffixf2c): Ditto.
4011 (sserotatemax): Ditto.
4012 (ssescalarmode): Ditto.
4013 (sse_maskcmpv4sf3): Disable if SSE5.
4014 (sse_maskcmpv2df3): Ditto.
4015 (sse_vmmaskcmpv4sf3): Ditto.
4016 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
4018 (sse5_vmfmadd<mode>4): Ditto.
4019 (sse5_fmsub<mode>4): Ditto.
4020 (sse5_vmfmsub<mode>4): Ditto.
4021 (sse5_fnmadd<mode>4): Ditto.
4022 (sse5_vmfnmadd<mode>4): Ditto.
4023 (sse5_fnmsub<mode>4): Ditto.
4024 (sse5_vmfnmsub<mode>4): Ditto.
4025 (sse5i_fmadd<mode>4): Ditto.
4026 (sse5i_fmsub<mode>4): Ditto.
4027 (sse5i_fnmadd<mode>4): Ditto.
4028 (sse5i_fnmsub<mode>4): Ditto.
4029 (sse5i_vmfmadd<mode>4): Ditto.
4030 (sse5i_vmfmsub<mode>4): Ditto.
4031 (sse5i_vmfnmadd<mode>4): Ditto.
4032 (sse5i_vmfnmsub<mode>4): Ditto.
4033 (mulv16qi3): Add SSE5 support.
4035 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4036 (sse2_mulv4si3): Disable if SSE5.
4037 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4038 (sse4_1_roundps): Ditto.
4039 (sse4_1_roundsd): Ditto.
4040 (sse4_1_roundss): Ditto.
4041 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4043 (sse_maskcmpsf3): Ditto.
4044 (sse_vmmaskcmpv4sf3): Ditto.
4045 (sse2_maskcmpv2df3): Ditto.
4046 (sse2_maskcmpdf3): Ditto.
4047 (sse2_vmmaskcmpv2df3): Ditto.
4048 (sse2_eq<mode>3): Ditto.
4049 (sse2_gt<mode>3): Ditto.
4050 (sse5_pcmov_<mode>): Add SSE5 support.
4051 (vec_unpacku_hi_v16qi): Ditto.
4052 (vec_unpacks_hi_v16qi): Ditto.
4053 (vec_unpacku_lo_v16qi): Ditto.
4054 (vec_unpacks_lo_v16qi): Ditto.
4055 (vec_unpacku_hi_v8hi): Ditto.
4056 (vec_unpacks_hi_v8hi): Ditto.
4057 (vec_unpacku_lo_v8hi): Ditto.
4058 (vec_unpacks_lo_v8hi): Ditto.
4059 (vec_unpacku_hi_v4si): Ditto.
4060 (vec_unpacks_hi_v4si): Ditto.
4061 (vec_unpacku_lo_v4si): Ditto.
4062 (vec_unpacks_lo_v4si): Ditto.
4063 (sse5_pmacsww): New SSE5 intrinsic insn.
4064 (sse5_pmacssww): Ditto.
4065 (sse5_pmacsdd): Ditto.
4066 (sse5_pmacssdd): Ditto.
4067 (sse5_pmacssdql): Ditto.
4068 (sse5_pmacssdqh): Ditto.
4069 (sse5_pmacsdqh): Ditto.
4070 (sse5_pmacsswd): Ditto.
4071 (sse5_pmacswd): Ditto.
4072 (sse5_pmadcsswd): Ditto.
4073 (sse5_pmadcswd): Ditto.
4074 (sse5_pcmov_<move>): Conditional move support on SSE5.
4075 (sse5_phaddbw): New SSE5 intrinsic insn.
4076 (sse5_phaddbd): Ditto.
4077 (sse5_phaddbq): Ditto.
4078 (sse5_phaddwd): Ditto.
4079 (sse5_phaddwq): Ditto.
4080 (sse5_phadddq): Ditto.
4081 (sse5_phaddubw): Ditto.
4082 (sse5_phaddubd): Ditto.
4083 (sse5_phaddubq): Ditto.
4084 (sse5_phadduwd): Ditto.
4085 (sse5_phadduwq): Ditto.
4086 (sse5_phaddudq): Ditto.
4087 (sse5_phsubbw): Ditto.
4088 (sse5_phsubwd): Ditto.
4089 (sse5_phsubdq): Ditto.
4090 (sse5_pperm): Ditto.
4091 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4092 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4093 (sse5_pperm_sign_v8hi_v4si): Ditto.
4094 (sse5_pperm_zero_v8hi_v4si): Ditto.
4095 (sse5_pperm_sign_v4si_v2di): Ditto.
4096 (sse5_pperm_sign_v4si_v2di): Ditto.
4097 (sse5_pperm_pack_v2di_v4si): Ditto.
4098 (sse5_pperm_pack_v4si_v8hi): Ditto.
4099 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4100 (sse5_perm<mode>): New SSE5 intrinsic insn.
4101 (rotl<mode>3): Ditto.
4102 (sse5_rotl<mode>3): Ditto.
4103 (sse5_ashl<mode>3): Ditto.
4104 (sse5_lshl<mode>3): Ditto.
4105 (sse5_frcz<mode>2): Ditto.
4106 (sse5s_frcz<mode>2): Ditto.
4107 (sse5_cvtph2ps): Ditto.
4108 (sse5_cvtps2ph): Ditto.
4109 (sse5_vmmaskcmp<mode>3): Ditto.
4110 (sse5_com_tf<mode>3): Ditto.
4111 (sse5_maskcmp<mode>3): Ditto.
4112 (sse5_maskcmp_uns<mode>3): Ditto.
4113 (sse5_maskcmp_uns2<mode>3): Ditto.
4114 (sse5_pcom_tf<mode>3): Ditto.
4116 * config/i386/predicates.md (const_0_to_31_operand): New predicate
4118 (sse5_comparison_float_operator): New predicate to match the
4119 comparison operators supported by the SSE5 com instruction.
4120 (ix86_comparison_int_operator): New predicate to match just the
4121 signed int comparisons.
4122 (ix86_comparison_uns_operator): New predicate to match just the
4123 unsigned int comparisons.
4125 * doc/invoke.texi (-msse5): Add documentation.
4126 (-mfused-madd): Ditto.
4128 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4130 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4132 (x86_64-*-*): Ditto.
4134 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4136 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4137 intrinisics for SSE5.
4139 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4142 * config/i386/mmintrin-common.h: New file, to contain common
4143 instructions between SSE4.1 and SSE5.
4145 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4146 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4147 (gen_regparm_prefix): Ditto.
4149 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4150 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4151 prototype_p to determine if a function is prototyped.
4153 2007-09-12 Janis Johnson <janis187@us.ibm.com>
4155 * config/dfp-bit.c (dfp_conversion_exception): New function.
4156 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
4157 (DFP_TO_INT): Ditto.
4158 (INT_TO_DFP): Ditto.
4159 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
4161 2007-09-12 Jakub Jelinek <jakub@redhat.com>
4164 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
4165 before sp restoration even when total_size is 0, but
4166 frame_pointer_needed.
4168 2007-09-12 Bob Wilson <bob.wilson@acm.org>
4170 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
4171 (xtensa_copy_incoming_a7): Use start_sequence instead of
4172 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
4173 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
4174 of the saveregs sequence.
4176 2007-09-12 Richard Sandiford <richard@codesourcery.com>
4178 * c-tree.h (grokfield): Add a "tree *" argument.
4179 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
4180 Chain nested decl attributes to it. Don't call decl_attributes here.
4181 (groktypename): Pass grokdeclarator a pointer to the attribute list.
4182 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
4183 (grokfield): Take a pointer to the decl's attributes and pass
4184 it to grokdeclarator.
4185 * c-parser.c (c_parser_struct_declaration): Update the calls to
4186 grokfield. Call decl_attributes for anonymous struct and union
4189 2007-09-12 Jan Hubicka <jh@suse.cz>
4191 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
4193 2007-09-12 Ira Rosen <irar@il.ibm.com>
4195 PR tree-optimization/32377
4196 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
4197 between positive and negative dependence distance using DDR_REVERSED_P.
4199 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
4201 PR tree-optimization/33373
4202 * tree-vect-analyze (vect_determine_vectorization_factor): Call
4203 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
4205 2007-09-12 Jan Hubicka <jh@suse.cz>
4208 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
4211 2007-09-12 Christian Bruel <christian.bruel@st.com>
4213 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
4214 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
4216 2007-09-12 Ira Rosen <irar@il.ibm.com>
4218 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
4219 for oprnd1 if not required.
4220 (vectorizable_operation): Use scalar operand in SLP in case of
4221 shift with scalar argument.
4223 2007-09-12 Ira Rosen <irar@il.ibm.com>
4225 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
4228 2007-09-11 James E. Wilson <wilson@specifix.com>
4230 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
4231 TARGET_UNWIND_INFO is defined.
4232 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
4235 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
4237 * config/sh/sh.c (calc_live_regs): Use
4238 current_function_saves_all_registers instead of
4239 current_function_has_nonlocal_label.
4240 (sh_allocate_initial_value): Likewise.
4241 (sh_get_pr_initial_val): Likewise.
4242 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
4243 * config/sh/sh.md (load_ra): Likewise.
4245 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
4247 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
4250 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
4251 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
4253 2007-09-12 Sa Liu <saliu@de.ibm.com>
4255 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
4256 operands to DFmode GE or LE compares.
4258 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4260 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
4261 REG_CLASS_NAMES): Add P0REGS.
4262 (REGNO_REG_CLASS): Return it where appropriate.
4263 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
4264 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
4265 * doc/md.texi (Blackfin family): Document 'q' constraints.
4267 2007-09-11 Steve Kenton <skenton@ou.edu>
4269 * pa/linux-unwind.h: Guard with inhibit_libc.
4270 * pa/hpux-unwind.h: Likewise.
4272 2007-09-11 David Daney <ddaney@avtrex.com>
4274 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
4275 * doc/install.texi: Document new --with-llsc and --without-llsc
4277 * config.gcc: Handle --with-llsc and --without-llsc configure options.
4278 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
4279 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
4281 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4282 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4283 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4284 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4285 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
4286 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
4287 * config/mips/mips.opt (mllsc): New option.
4288 * config/mips/mips.c (mips_llsc): Define variable.
4289 (mips_handle_option): Handle mllsc option.
4290 (override_options): Set mips_print_operand_punct for '|' and '-'.
4291 (print_operand): Add new %| and %- operand codes.
4292 * config/mips/mips.h (mips_llsc_setting): New enum type.
4293 (mips_llsc): Declare.
4294 (OPTION_DEFAULT_SPECS): Add llsc handling.
4295 (GENERATE_SYNC): New macro.
4296 (GENERATE_LL_SC): New macro.
4297 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4298 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4299 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
4300 in %| and %- operand codes.
4302 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
4304 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
4305 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
4307 2007-09-11 Jason Merrill <jason@redhat.com>
4310 * stor-layout.c (layout_decl): Do pack variable size fields.
4312 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
4314 * config/m68k/predicates.md (movsi_const0_operand,
4315 non_symbolic_call_operand): New predicates.
4317 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
4319 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
4320 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
4321 CW, CZ, CS, Ap and Ac.
4323 * config/m68k/m68k.md (UNSPEC_IB): New constant.
4324 (constraints.md): New include.
4325 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
4326 opx_mem, opy_mem, op_mem, guess, split): New attributes.
4327 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
4329 (pushdi): Add split.
4330 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
4331 attributes. Split tstsi_internal_68020_cf from it.
4332 (tstsi_internal_68020_cf): New pattern.
4333 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
4334 (tst<mode>_cf): Specify attributea.
4335 (cmpsi_cf): Name pattern. Specify attributes.
4336 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
4337 (pushexthisi_const): Fix to use alternatives. Specify
4339 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
4340 from it. Fix to use alternatives. Specify attributes.
4341 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
4342 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
4344 (movsf_cf_soft): Specify attributes.
4345 (movdf_cf_soft): Add split.
4346 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
4347 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
4348 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
4349 (truncdfsf2_68881): Name pattern. Specify attributes.
4350 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
4351 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
4352 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
4354 (addsi3_5200): Fix to use alternatives. Specify attributes.
4356 (add<mode>3_cf, subdi_dishl32): Specify attributes.
4357 (subsi3): Add alternative for subq.l. Specify attributes.
4358 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
4359 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
4361 (umulhisi3): Specify attributes.
4362 (mulhisisi3_z): Name pattern. Specify attributes.
4363 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
4364 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
4365 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
4366 bsetmemqi): Specify attributes.
4367 (bsetmemqi_ext): Name pattern. Specify attributes.
4368 (bclrmemqi): Specify attributes.
4369 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
4370 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
4372 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
4373 pattern. Specify attributes.
4374 (jump): Specify attributes.
4375 (tablejump_internal): Name pattern. Specify attributes.
4376 (call_value): Split into non_symbolic_call_value,
4377 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
4378 alternatives. Specify attributes.
4379 (non_symbolic_call_value, symbolic_call_value_jsr,
4380 symbolic_call_value_bsr): New patterns.
4381 (nop, return, unlink, indirect_jump): Specify attributes.
4382 (trap): Fix condition. Specify attributes.
4385 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
4386 (override_options): Initialize it. Initialize m68k_sched_cpu.
4387 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
4388 (const_method): Make global, rename to m68k_const_method.
4389 (const_int_cost, output_move_const_into_data_reg): Update.
4390 (output_move_double): Parametrize to emit rtl code, rename to
4392 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
4393 emit_movsi): New static functions.
4394 (output_move_double): New function with semantics of old
4396 (m68k_emit_move_double): New function.
4397 (m68k_sched_cpu): New variable.
4398 (attr_op_type): New enum.
4399 (sched_guess_p): New variable.
4400 (sched_address_type, sched_operand_type, sched_attr_op_type):
4401 New static functions.
4402 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4403 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
4404 (sched_branch_type): New static variable.
4405 (m68k_sched_branch_type): New function.
4406 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
4407 (m68k_symbolic_call_var): Declare.
4408 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
4409 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
4410 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4411 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
4414 2007-09-11 Jakub Jelinek <jakub@redhat.com>
4416 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
4417 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
4418 error if __builtin_va_arg_pack_len () wasn't optimized out during
4420 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
4421 with the number of inline's anonymous arguments.
4422 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
4424 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
4426 * fold-const.c (extract_muldiv_1): Do not simplify
4429 2007-09-11 Jan Hubicka <jh@suse.cz>
4431 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
4432 (TARGET_INTER_UNIT_CONVERSIONS): New.
4433 * i386.md (floatsi expanders): Remove redundant check for SImode
4434 source; offload to memory when asked for.
4435 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
4436 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4438 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
4439 floatsidf2_mixed_memory, floatsidf2_sse_memory
4440 floatdisf2_mixed_memory, floatsisf2_sse_memory,
4441 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
4443 2007-09-11 Jan Hubicka <jh@suse.cz>
4445 * toplev.c (process_options): all frontends now do unit-at-a-time.
4446 * cgraphunit.c: update comments.
4447 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
4448 * c-decl.c (finish_function): use cgraph_add_new_function.
4449 * function.c (expand_function_end): We are always unit-at-a-time.
4451 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4453 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4454 settings for MIPS16.
4455 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4457 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4459 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4460 SYMBOL_FORCE_TO_MEM constants.
4461 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4462 (mips16_rewrite_pool_refs_info): New structure.
4463 (mips16_rewrite_pool_constant): New function, split out from...
4464 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4465 mips16_rewrite_pool_refs_info structure rather than a pointer
4466 to a constant pool. Force force_to_mem_operands into memory.
4467 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4468 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4469 * config/mips/constraints.md (kf): New constraint.
4470 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4471 (*movsi_mips16): Likewise.
4473 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4474 Nigel Stephens <nigel@mips.com>
4475 David Ung <davidu@mips.com>
4477 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4478 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4479 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4480 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4481 (mips_zero_extend_cost): New functions.
4482 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4483 Use the new functions. Tweak many cost estimates, both here
4484 and in the new subroutines. Return false when the cost of the
4485 operands has not been calculated. Check for *clear_upper32.
4486 Check for floating-point multiply-add, reciprocal and rsqrt
4487 patterns. Handle comparison and rotation codes.
4489 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4491 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4493 * config/i386/i386.c (get_dllimport_decl): Don't strip
4496 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4499 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4500 declarations to top.
4501 (DFP_TO_BFP): Use for either XFmode or TFmode.
4502 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4504 * config/dfp-bit.h: Include float.h.
4505 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4506 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4507 which doesn't mean the same thing.
4508 (BFP_KIND): Use 4 to mean TFmode.
4509 (BFP_FMT): Specify the number of decimal digits based on the
4510 number of mantissa digits.
4511 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4512 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4513 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4514 (TFtype): Define if TFmode is supported.
4515 * doc/libgcc.texi (Decimal float library routines): Document
4516 TF conversion functions.
4518 2007-09-10 Chao-ying Fu <fu@mips.com>
4520 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4521 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4522 (mips_emit_compare): Process fixed-point modes.
4523 (mips_pad_arg_upward): Support fixed-point types.
4524 (override_options): Allow fixed-point modes in accumulators.
4525 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4526 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4527 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4528 (mips_scalar_mode_supported_p): New function to accept fixed-point
4529 modes if the width is not greater than two BITS_PER_WORD.
4530 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4531 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4532 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4533 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4534 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4536 ("IMODE"): New mode attribute.
4537 (mips-fixed.md): Include.
4538 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4540 * config/mips/mips-fixed.md: New file.
4542 2007-09-11 Ben Elliston <bje@au.ibm.com>
4544 * config/spu/spu.md: Formatting fixes.
4546 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4548 * config/dfp-bit.c (dfp_unary_func): Delete.
4549 (dfp_unary_op): Delete.
4550 (dfp_binary_op): Use decFloat functions instead of decNumber
4551 functions for binary operations.
4552 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4553 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4555 (dfp_compare_op): Use decFloat functions insteadof decNumber
4556 functions for comparisons.
4557 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4558 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4560 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4561 call to dxx_binary_op and decFloat function.
4562 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4563 calls to dxx_binary_op and decFloat function.
4564 * config/dfp-bit.h: Include decFloat header files.
4565 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4566 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4567 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4568 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4570 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4571 Jan Sjodin <jan.sjodin@amd.com>
4573 * tree-vect-analyze.c (vect_analyze_operations): Change
4574 comparison of loop iterations with threshold to less than
4575 or equal to instead of less than. Reduce
4576 min_scalar_loop_bound by one.
4577 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4578 Change prologue and epilogue iterations estimate to vf/2,
4579 when unknown at compile-time. Change versioning guard
4580 cost to taken_branch_cost. If peeling for alignment is
4581 unknown at compile-time, change peel guard costs to one
4582 taken branch and one not-taken branch per peeled loop.
4583 If peeling for alignment is known but number of scalar loop
4584 iterations is unknown at compile-time, change peel guard
4585 costs to one taken branch per peeled loop. Change the cost
4586 model equation to consider vector iterations as the loop
4587 iterations less the prologue and epilogue iterations.
4588 Change outside vector cost check to less than or equal to
4589 zero instead of equal to zero.
4590 (vect_do_peeling_for_loop_bound): Reduce
4591 min_scalar_loop_bound by one.
4592 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4593 TARG_COND_NOT_TAKEN_BRANCH_COST.
4594 * config/i386/i386.h (processor_costs): Add
4595 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4596 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4597 vec_align_load_cost, vect_unalign_load_cost,
4598 vec_store_cost, cond_taken_branch_cost,
4599 cond_not_taken_branch_cost.
4600 Define macros for x86 costs.
4601 * config/i386/i386.c:
4602 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4603 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4604 scalar_to_vec_cost, vec_align_load_cost,
4605 vect_unalign_load_cost, vec_store_cost,
4606 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4607 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4608 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4609 core2_cost, generic64_cost, generic32_cost): Set to default
4611 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4612 (x86_builtin_vectorization_cost): New.
4614 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4615 Ben Elliston <bje@au.ibm.com>
4617 * dfp.c: Include decimal128Local.h;
4618 (dfp_byte_swap): Remove.
4619 (encode_decimal32, decode_decimal32): Don't handle endianness.
4620 (encode_decimal64, decode_decimal64): Ditto.
4621 (encode_decimal128, decode_decimal128): Ditto.
4622 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4624 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4626 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4627 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4629 2007-09-10 David Daney <ddaney@avtrex.com>
4631 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4633 (memory_barrier): Rewrote as an insn that clobbers memory.
4635 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4637 * config/mips/mips.c (mips_global_pointer): Check
4638 call_really_used_regs instead of call_used_regs.
4639 (mips_save_reg_p): Likewise. Save all call-saved registers
4640 if current_function_saves_all_registers. Fix indentation.
4641 No longer treat $18 as a special case.
4642 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4644 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4646 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4647 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4648 the introductory comment.
4649 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4650 (override_options): Don't test for it.
4651 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4652 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4653 * config/mips/vr.h: As for config/mips/sde.h.
4655 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4656 Revital Eres <eres@il.ibm.com>
4658 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4659 (struct ddg): Define.
4660 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4661 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4662 * config/spu/spu.c: Include ddg.h.
4663 (TARGET_SCHED_SMS_RES_MII): Define.
4664 (spu_sms_res_mii): New function to calculate mii.
4665 * modulo-sched (res_MII): Use it.
4666 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4668 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4670 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4671 pool entries since they might hold values that must not be shared.
4673 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4676 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4677 Use 'N' operand constraint for op2.
4678 (lshr<mode>3): Ditto.
4679 (ashl<mode>3): Ditto.
4680 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4681 (vec_shr_<mode>): Ditto.
4682 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4683 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4685 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4687 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4688 Change mode macro in the last real_2expN parameter to uppercase.
4690 2007-09-10 Michael Matz <matz@suse.de>
4692 * tree-pass.h (pass_cselim): Declare new pass.
4693 * passes.c (init_optimization_passes): Link in pass_cselim.
4694 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4695 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4696 cond_store_replacement.
4697 (condstoretemp): New static variable.
4698 (cond_store_replacement): New function.
4699 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4700 tree_ssa_phiopt_worker.
4701 (struct name_to_bb): New.
4702 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4703 nt_init_block, nt_fini_block): New static functions.
4704 (seen_ssa_names, nontrap_set): New static variables.
4705 (gate_cselim, pass_cselim): Define new pass.
4706 * common.opt (ftree-cselim): New flag.
4707 * toplev.c (process_options): Set flag_tree_cselim if required.
4709 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4711 * simplify-rtx.c (simplify_relational_operation_1): For recent
4712 canonicalization, don't recurse if op1 equals both PLUS arguments.
4714 2007-09-09 David Daney <ddaney@avtrex.com>
4716 * optabs.c (expand_sync_operation): Use plus insn if minus
4718 (expand_sync_fetch_operation): Ditto.
4720 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4722 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4724 (*floatsisf2_sse_vector): Likewise.
4726 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4728 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4730 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4732 * config/i386/i386.h (ix86_tune_indices): Rename
4733 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4734 (TARGET_USE_VECTOR_CONVERTS): Updated.
4735 * config/i386/i386.c: Likewise.
4737 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4738 Nigel Stephens <nigel@mips.com>
4740 * doc/invoke.texi (Overall Options): Add .sx file extension
4741 as a synonym for .S.
4742 * cppspec.c (known_suffixes): Likewise.
4743 * gcc.c (default_compilers): Likewise.
4745 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4748 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4749 * simplify-rtx.c (simplify_relational_operation_1): Add the
4750 canonicalization from i386.h.
4751 * doc/md.texi (Canonicalization of Instructions): Document it.
4753 2007-09-09 Jan Hubicka <jh@suse.cz>
4754 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4756 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4757 (TARGET_USE_VECTOR_CONVERTS): New.
4758 * i386.md: New post-reload splitters for converting SF to DF and DF to
4760 (floatsi* expander): Special case vector conversions.
4761 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4762 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4763 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4764 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4765 Disable when doing vector converts.
4766 (floatsi<mode>2_i387): Disable when
4767 * sse.md (vec_dupv2df): Export.
4768 * i386.c (ix86_tune_features): Enable SSE conversions.
4770 2007-09-09 Richard Guenther <rguenther@suse.de>
4772 * tree-ssa-operands.c (add_virtual_operand): Only mark
4773 stores as has_volatile_ops if alias information is not available.
4775 2007-09-09 Revital Eres <eres@il.ibm.com>
4777 * doc/contrib.texi: Add myself.
4779 2007-09-09 Ira Rosen <irar@il.ibm.com>
4781 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4782 stmt_vinfo_set_outside_of_loop_cost): New functions.
4783 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4784 (vect_model_simple_cost): Call
4785 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4786 field instead of calling vect_get_cost_fields.
4787 (vect_model_store_cost, vect_model_load_cost): Likewise.
4789 2007-09-09 Revital Eres <eres@il.ibm.com>
4791 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4792 declaration to bdesc_paired_preds variable.
4793 (paired_expand_builtin): Likewise.
4795 2007-09-09 Revital Eres <eres@il.ibm.com>
4797 * dbgcnt.def (sms_sched_loop): New counter.
4798 * modulo-sched.c: Use sms_sched_loop instead of
4799 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4800 perform swing modulo scheduling on. Include dbgcnt.h.
4801 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4802 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4804 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4806 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4807 Substitute all uses with ...
4808 (MODEF): New mode iterator.
4810 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4811 from pre-regalloc define_insn_and_split splitter pattern.
4812 (*fix_trunc<mode>_i387_1): Ditto.
4813 (*fistdi2_1): Ditto.
4814 (*fist<mode>2_1): Ditto.
4815 (frndintxf2_floor): Ditto.
4816 (*fist<mode>2_floor_1): Ditto.
4817 (frndintxf2_ceil): Ditto.
4818 (*fist<mode>2_ceil_1): Ditto.
4819 (frndintxf2_trunc): Ditto.
4820 (frndintxf2_mask_pm): Ditto.
4822 (prologue): Use (const_int 0) as never generated filler insn.
4824 (sibcall_epilogue): Ditto.
4825 (eh_return_si): Ditto.
4826 (eh_return_di): Ditto.
4828 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4829 using MODEF mode iterator.
4830 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4831 using MODEF mode iterator.
4832 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4833 using MODEF mode iterator.
4834 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4835 Macroize expander using MODEF mode iterator.
4837 (zero_extendsidi2): Remove operand constraints from expander.
4838 (smuldi3_highpart): Ditto.
4839 (indirect_jump): Ditto.
4842 * config/i386/sse.md (storentv4sf): Ditto.
4843 (storentv2df): Ditto.
4844 (storentv2di): Ditto.
4846 (sse2_cvtpd2ps): Ditto.
4847 (vec_interleave_highv16qi): Ditto.
4848 (vec_interleave_lowv16qi): Ditto.
4849 (vec_interleave_highv8hi): Ditto.
4850 (vec_interleave_lowv8hi): Ditto.
4851 (vec_interleave_highv4si): Ditto.
4852 (vec_interleave_lowv4si): Ditto.
4853 (vec_interleave_highv2di): Ditto.
4854 (vec_interleave_lowv2di): Ditto.
4855 (sse2_maskmovdqu): Ditto.
4856 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4858 2007-09-09 Ira Rosen <irar@il.ibm.com>
4860 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4861 (struct _slp_tree, struct _slp_instance): Define new data structures
4862 along macros for their access.
4863 (struct _loop_vec_info): Define new fields: strided_stores,
4864 slp_instances, and slp_unrolling_factor along macros for their access.
4865 (enum slp_vect_type): New.
4866 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4868 (STMT_VINFO_STRIDED_ACCESS): New macro.
4869 (vect_free_slp_tree): Declare.
4870 (vectorizable_load): Add an argument of type slp_tree.
4871 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4872 vectorizable_assignment): Likewise.
4873 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4874 Declare (make extern).
4875 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4876 (new_loop_vec_info): Likewise.
4877 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4878 * tree-vect-analyze.c: Include recog.h.
4879 (vect_update_slp_costs_according_to_vf): New.
4880 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4881 functions. For not pure SLP stmts with strided access check that the
4882 group size is power of 2. Update the vectorization factor according to
4883 SLP. Call vect_update_slp_costs_according_to_vf.
4884 (vect_analyze_group_access): New.
4885 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4886 (vect_free_slp_tree): New functions.
4887 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4888 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4889 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4890 vect_detect_hybrid_slp): Likewise.
4891 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4892 and vect_detect_hybrid_slp.
4893 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4894 SLP costs into account.
4895 (vect_get_cost_fields): New function.
4896 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4898 (vect_model_store_cost, vect_model_load_cost): Likewise.
4899 (vect_get_constant_vectors): New function.
4900 (vect_get_slp_vect_defs, vect_get_slp_defs,
4901 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4902 vect_get_vec_defs): Likewise.
4903 (vectorizable_reduction): Don't handle SLP for now.
4904 (vectorizable_call): Don't handle SLP for now. Add argument to
4905 vect_model_simple_cost.
4906 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4907 get SLPed and vectorized defs). Fix indentation and spacing.
4908 (vectorizable_assignment): Handle SLP.
4909 (vectorizable_induction): Don't handle SLP for now.
4910 (vectorizable_operation): Likewise.
4911 (vectorizable_type_demotion): Add argument to
4912 vect_model_simple_cost.
4913 (vectorizable_type_promotion): Likewise.
4914 (vectorizable_store, vectorizable_load): Handle SLP.
4915 (vectorizable_condition): Don't handle SLP for now.
4916 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4917 no SLP transformation required for unsupported cases. Add SLP
4918 argument for supported cases.
4919 (vect_remove_stores): New function.
4920 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4921 (vect_transform_loop): Schedule SLP instances.
4922 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4924 2007-09-09 Andrew Haley <aph@redhat.com>
4926 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4929 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4931 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4932 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4933 Similar for what label_refs can go in the JUMP_TARGET field. Split
4934 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4935 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4936 REG_LABEL when replacing an operand with a LABEL_REF for a
4938 (subst_reloads): When replacing a LABEL_REG with a register,
4939 instead of generating a REG_LABEL note, assert that there already
4940 is one or that the label is a known target for the insn.
4941 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4942 note, check the JUMP_LABEL field. Remove "else" after return.
4943 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4944 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4945 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4946 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4947 insns. Iterate over all notes; don't assume there's only one.
4948 * cse.c (recorded_label_ref): Adjust comment to refer to
4950 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4951 insns, not just NONJUMP_INSN_P.
4952 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4953 isn't a jump target.
4954 * jump.c (rebuild_jump_labels): Adjust head comment.
4955 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4956 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4957 (mark_all_labels): For JUMP_P insns without a target, check if the
4958 the target is noted on the previous nonjump insn.
4959 (mark_jump_label_1): New function, guts from mark_jump_label.
4960 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4961 marking jump target labels.
4962 <case LABEL_REF>: Adjust for whether to generate a
4963 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4964 For 'E' format rtl, iterate in descending element order.
4965 (delete_related_insns): Handle both REG_LABEL_TARGET and
4966 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4967 reference count, delete and fallthrough. Move finding-next-
4968 non-deleted insn last in the function. Look at all INSN_P insns
4969 for REG_LABEL_OPERAND notes.
4970 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4972 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4973 JUMP_LABEL, output the INSN_UID of it.
4974 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4975 and/or REG_LABEL_TARGET.
4976 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4977 with jump.c copy by only adding notes for labels actually
4978 referenced in the insn.
4979 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4980 usage count increment; handle all INSN_P trial insns.
4981 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4983 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4984 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4985 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4987 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4988 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4989 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4990 on all INSN_P insns.
4991 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4992 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4993 REG_LABEL_OPERAND notes.
4994 * reload1.c (calculate_needs_all_insns): Adjust comments.
4995 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4996 * config/alpha/alpha.md (split for load of an address into a
4997 four-insn sequence on Unicos/Mk): Adjust to use
4999 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
5001 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5004 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5005 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5006 FOR_BB_INSNS_SAFE instead of for loop.
5007 * cse.c (cse_extended_basic_block): Likewise.
5008 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5009 that the for loop does not invoke NEXT_INSN on a deleted insn.
5010 * function.c (instantiate_virtual_regs): Likewise.
5011 * lower-subreg.c (remove_retval_note): Likewise.
5012 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5014 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5016 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5017 insn, if it's a jump.
5018 (try_redirect_by_replacing_jump): New variable jump_p. Call
5019 tablejump_p before delete_insn_chain.
5020 * reload1.c (reload): New variable next. Make sure that the for
5021 loop does not invoke NEXT_INSN on a deleted insn.
5022 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5023 (delete_output_reload): New variable prev. Make sure the the for
5024 loops do not invoke PREV_INSN on a deleted insn.
5026 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5028 * pa/constraints.md: Remove 'X' from unused letters comment.
5030 2007-09-08 Richard Guenther <rguenther@suse.de>
5032 * tree-tailcall.c (find_tail_calls): If we don't have aliases
5033 computed check stmt_ann->references_memory instead of counting
5036 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
5038 * cse.c (fold_rtx): Use validate_unshare_change() instead of
5039 validate_change() in one more case.
5041 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
5043 PR tree-optimization/32283
5044 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
5045 estimated_loop_iterations.
5046 (determine_use_iv_cost_condition): Decrease cost of expressions
5047 used in iv elimination.
5049 2007-09-08 Richard Guenther <rguenther@suse.de>
5051 * tree-cfg.c (verify_gimple_expr): Avoid building new
5052 pointer types, use TYPE_POINTER_TO if available instead.
5054 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
5057 PR rtl-optimization/26449
5058 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
5059 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
5061 (mulv16qi3): Implement as define_insn_and_split pattern instead of
5062 define_expand. Split insn in split1 pass.
5065 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
5067 PR tree-optimization/33301
5068 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
5071 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
5073 PR tree-optimization/32183
5074 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
5076 * tree-ssa-reassoc.c: Include cfgloop.h.
5077 (is_reassociable_op): Add a loop argument and return true only
5079 (linearize_expr): Updated.
5080 (should_break_up_subtract): Likewise.
5081 (linearize_expr_tree): Likewise.
5082 (init_reassoc): Call loop_optimizer_init with
5083 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
5084 with CDI_DOMINATORS.
5085 (fini_reassoc): Call loop_optimizer_finalize.
5087 2007-09-07 Sterling Augustine <sterling@tensilica.com>
5089 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
5090 if there is no i-cache.
5092 2007-09-07 Richard Guenther <rguenther@suse.de>
5095 2007-09-06 Richard Guenther <rguenther@suse.de>
5097 PR tree-optimization/32586
5098 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5099 folding if nothing changed.
5100 (simplify_unary_expression): New function. Do tree combining
5101 on conversion like codes.
5102 (try_to_simplify): Call it.
5104 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5107 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
5108 (__gthread_active,__gthread_start, __gthread_active_init): New.
5109 * gthr-posix95.h: Likewise.
5111 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
5113 * function.h (struct function): Rename calls_unwind_init
5114 to saves_all_registers.
5115 (current_function_saves_all_registers): Renamed from
5116 current_function_calls_unwind_init.
5117 * reload1.c (reload): Set current_function_saves_all_registers.
5118 * except.c (expand_builtin_unwind_init): Likewise.
5119 * config/m68k/m68k.c (m68k_save_reg): Use
5120 current_function_saves_all_registers to save pic register.
5122 2007-09-07 Janis Johnson <janis187@us.ibm.com>
5124 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
5125 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
5127 Reapply reverted changes:
5129 2007-09-06 Jan Hubicka <jh@suse.cz>
5131 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
5134 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5136 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5137 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5139 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5141 * optabs.c (expand_float): Convert unsigned integer as signed only
5142 if it provides sufficient accuracy; add mode argument to real_2expN.
5143 (expand_fix): Fix comment typos; extend binary float into mode
5144 wider than destination for converion to unsigned integer; add mode
5145 argument to real_2expN.
5146 * real.c (real_2expN): Add mode argument to special-case decimal
5148 * real.h (real_2expN): Ditto.
5149 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5151 (fixed_from_string): Ditto.
5152 (fixed_to_decimal): Ditto.
5153 (fixed_convert_from_real): Ditto.
5154 (real_convert_from_fixed): Ditto.
5155 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5156 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5157 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5158 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5160 2007-09-07 Diego Novillo <dnovillo@google.com>
5162 * tree-flow.h (const_block_stmt_iterator): Remove.
5163 Update all users to use block_stmt_iterator.
5164 * tree-iterator.h (const_tree_stmt_iterator): Remove.
5165 Update all users to use tree_stmt_iterator.
5167 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
5169 * config/mips/mips.c (mips_set_current_function): Temporarily
5170 make this a no-op to fix bootstrap errors, pending rewrite.
5172 2007-09-07 Jan Hubicka <jh@suse.cz>
5174 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
5177 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
5179 PR tree-optimization/33299
5180 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
5181 uses for all relevant loop-exit phis, not just the first.
5183 2007-09-07 Richard Guenther <rguenther@suse.de>
5186 * tree-ssa-operands.c (access_can_touch_variable): An access
5187 of the form (*p)[0] can touch a variable of same size.
5189 2007-09-07 Jan Hubicka <jh@suse.cz>
5191 * passes.c (init_optimization_passes): Add simple dce and addressable
5193 * tree-ssa.c (execute_update_addresses_taken): New function.
5194 (pass_update_address_taken): New.
5195 * tree-ssa-dse.c (execute_simple_dse): New function.
5196 (pass_simple_dse): New.
5197 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
5199 2007-09-07 Tobias Burnus <burnus@net-b.de>
5202 * doc/invoke.texi: Fix -Wstrict-overflow= table.
5204 2007-09-07 Richard Guenther <rguenther@suse.de>
5207 2007-09-06 Richard Guenther <rguenther@suse.de>
5209 PR tree-optimization/32586
5210 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5211 folding if nothing changed.
5212 (simplify_unary_expression): New function. Do tree combining
5213 on conversion like codes.
5214 (try_to_simplify): Call it.
5216 2007-09-07 Richard Guenther <rguenther@suse.de>
5217 Uros Bizjak <ubizjak@gmail.com>
5219 PR tree-optimization/32821
5220 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
5221 NULL in the call to set_bb_stmt_list.
5223 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5225 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
5226 float calls here, rather than leaving some to the caller.
5227 Use call_internal_direct and call_value_internal_direct.
5228 * config/mips/mips.md (call_internal_direct): New pattern.
5229 (call_value_internal_direct): Likewise.
5231 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5233 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
5234 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
5236 (override_options): Set mips_base_move_loop_invariants.
5238 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5240 * config/mips/mips.opt (mcode-readable=): Move to keep list
5243 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5245 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
5246 and -mgpopt options. Adjust the -G documentation to match.
5247 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
5248 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
5249 function, split out from mips_classify_symbol. Return false for
5250 !TARGET_LOCAL_SDATA.
5251 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
5252 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
5253 (override_options): Check whether the -mgpopt setting is consistent
5254 with the other flags.
5255 (symbolic_expression_p): Delete.
5256 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
5257 and default_elf_select_rtx_section.
5258 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
5259 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
5260 external data and TARGET_EXTERN_SDATA.
5262 2007-09-07 Tobias Burnus <burnus@net-b.de>
5265 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
5267 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5269 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5270 FOR_BB_INSNS_SAFE instead of for loop.
5271 * cse.c (cse_extended_basic_block): Likewise.
5272 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5273 that the for loop does not invoke NEXT_INSN on a deleted insn.
5274 * function.c (instantiate_virtual_regs): Likewise.
5275 * lower-subreg.c (remove_retval_note): Likewise.
5276 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5278 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5280 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5281 insn, if it's a jump.
5282 (try_redirect_by_replacing_jump): New variable jump_p. Call
5283 tablejump_p before delete_insn_chain.
5284 * reload1.c (reload): New variable next. Make sure that the for
5285 loop does not invoke NEXT_INSN on a deleted insn.
5286 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5287 (delete_output_reload): New variable prev. Make sure the the for
5288 loops do not invoke PREV_INSN on a deleted insn.
5290 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
5292 * cgraphbuild.c (rebuild_cgraph_edges): Export.
5293 * cgraph.h (rebuild_cgraph_edges): Declare.
5294 * tree-pass.h (pass_expand_omp_ssa): New.
5295 * omp-low.c (find_omp_clause): Export.
5296 (copy_var_decl): Split from omp_copy_decl_2.
5297 (build_omp_barrier): Return the call to emit instead of emitting
5299 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
5301 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
5302 expand_omp_for_generic, expand_omp_for_static_nochunk,
5303 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5304 Adapted to work on SSA form.
5305 (execute_expand_omp): Do not invalidate dominance information.
5306 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
5307 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
5308 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
5310 (force_gimple_operand): Allow gimplifying code expressions without
5312 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
5313 * common.opt (fopenmp-ssa): New.
5314 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
5315 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
5316 * tree-cfg.c: Include tree-inline.h.
5317 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
5318 (replace_by_duplicate_decl, replace_ssa_name,
5319 mark_virtual_ops_in_region): New functions.
5320 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
5321 to work on SSA form.
5322 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
5323 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
5326 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5328 * tree-loop-linear.c: Include obstack.h.
5329 (linear_transform_loops): New obstack lambda_obstack.
5330 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
5331 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
5332 and free afterwards.
5333 * lambda.h (struct obstack): New forward declaration.
5334 (lambda_linear_expression_new): New parameter of type struct
5336 (lambda_loopnest_new): Likewise.
5337 (lambda_loopnest_transform): Likewise.
5338 (lambda_body_vector_new): Likewise.
5339 (lambda_body_vector_compute_new): Likewise.
5340 (gcc_loopnest_to_lambda_loopnest): Likewise.
5341 (lambda_loopnest_to_gcc_loopnest): Likewise.
5342 * lambda-code.c: Include obstack.h.
5343 (lambda_lattice_new): New parameter lambda_obstack. Use it for
5345 (lambda_body_vector_new): Likewise.
5346 (lambda_linear_expression_new): Likewise.
5347 (lambda_lattice_new): Likewise.
5348 (lambda_loopnest_new): Likewise. Additionally use obstack to
5349 allocate LN_LOOPS(ret).
5350 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
5351 it to lambda_lattice_new.
5352 (lambda_body_vector_compute_new): New parameter lambda_obstack.
5353 Pass it to lambda_body_vector_new.
5354 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
5355 it to lambda_lattice_new.
5356 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
5357 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
5358 (lambda_compute_target_space): Likewise.
5359 (lambda_compute_auxillary_space): New parameter lambda_obstack.
5360 Pass it to lambda_lattice_compute_base and
5361 compute_nest_using_fourieer_motzkin.
5362 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
5363 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
5364 and lambda_lattice_compute_target_space.
5365 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
5366 Pass it to lambda_linear_expression_new.
5367 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
5368 to gcc_tree_to_linear_expression.
5369 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
5370 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
5371 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
5372 Pass it to lambda_body_vector_new and
5373 lambda_body_vector_compute_new.
5374 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
5375 (lambda-code.o): Likewise.
5377 2007-09-06 Chao-ying Fu <fu@mips.com>
5379 * ginclude/stdfix.h: New file.
5380 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
5381 (convert.o): Add dependence on fixed-value.h.
5382 * c-convert.c (convert): Support FIXED_POINT_TYPE.
5383 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
5384 to define fixed-point constants.
5385 (c_cpp_builtins): Define fixed-point constants.
5386 * convert.c (fixed-value.h): New include.
5387 (convert_to_real): Update comment to include fixed-point.
5388 Support FIXED_POINT_TYPE.
5389 (convert_to_integer): Update comment to include fixed-point.
5390 Support FIXED_POINT_TYPE.
5391 (convert_to_complex): Support FIXED_POINT_TYPE.
5392 (convert_to_fixed): New function.
5393 * convert.h (convert_to_fixed): Declare.
5394 * genopinit.c: Add comment about $Q for only fixed-point modes.
5395 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
5396 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
5397 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
5398 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
5399 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
5400 usneg_optab for fixed-point modes.
5401 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
5403 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
5404 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
5405 unsigned saturation optabs, when type is saturating.
5406 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
5407 (expand_fixed_convert): New function.
5408 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
5409 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
5410 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
5411 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
5412 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
5413 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
5415 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
5416 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
5417 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
5418 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
5419 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
5421 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
5422 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
5423 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
5424 fractuns, satfractuns.
5425 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
5426 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
5427 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
5428 OTI_ssmsub_widen, OTI_usmsub_widen.
5429 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
5430 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
5431 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
5432 umsub_widen_optab, usmsub_widen_optab): Define.
5433 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
5435 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
5437 (expand_fixed_convert): Declare.
5438 * expr.c (convert_move): Support the move of fixed-point modes.
5439 (emit_move_insn_1): Handle fixed-point mode to move via integer.
5440 (categorize_ctor_elements_1): Handle FIXED_CST.
5441 (count_type_elements): Handle FIXED_POINT_TYPE.
5442 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
5443 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5445 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
5446 multiply and add/subtract for fixed-point types.
5447 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
5448 mode, we jump to binop directly.
5449 Support FIXED_CONVERT_EXPR.
5450 (do_store_flag): Check FIXED_CST to put a constant second.
5451 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
5452 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5453 (const_vector_from_tree): Support FIXED_CST.
5454 * doc/extend.texi (Fixed-Point): New node.
5455 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5456 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5457 satfract, fractuns, satfractuns): Document them.
5459 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5461 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5462 addresses into I registers.
5464 2007-09-06 Jan Hubicka <jh@suse.cz>
5465 Andreas Tobler <a.tobler@schweiz.org>
5467 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5469 (machopic_legitimize_pic_address): Likewise.
5471 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5472 Jan Hubicka <jh@suse.cz>
5474 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5475 instead of ufloat_optab->handlers directly.
5476 (floatdidf2): Likewise.
5478 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5480 * config/mips/mips.c: Include diagnostic.h.
5481 (mips_set_current_function): Check errorcount and sorrycount
5482 before generating RTL.
5484 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5487 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5488 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5489 (print_operand_reloc): Likewise.
5491 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5495 2007-09-06 Jan Hubicka <jh@suse.cz>
5497 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5500 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5502 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5503 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5505 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5507 * optabs.c (expand_float): Convert unsigned integer as signed only
5508 if it provides sufficient accuracy; add mode argument to real_2expN.
5509 (expand_fix): Fix comment typos; extend binary float into mode
5510 wider than destination for converion to unsigned integer; add mode
5511 argument to real_2expN.
5512 * real.c (real_2expN): Add mode argument to special-case decimal
5514 * real.h (real_2expN): Ditto.
5515 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5517 (fixed_from_string): Ditto.
5518 (fixed_to_decimal): Ditto.
5519 (fixed_convert_from_real): Ditto.
5520 (real_convert_from_fixed): Ditto.
5521 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5522 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5523 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5524 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5526 2007-09-06 Tom Tromey <tromey@redhat.com>
5528 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5529 * c-pch.c (c_common_read_pch): Restore current location after
5531 * tree.c (expand_location): Update.
5532 (expr_filename): Changed return type. Unified the two cases.
5533 (expr_lineno): Likewise.
5534 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5536 * toplev.c (line_table): Changed type.
5537 (general_init): Update.
5538 (realloc_for_line_map): New function.
5539 (general_init): Allocate line_table using GC.
5540 * fix-header.c (line_table): Changed type.
5541 (read_scan_file): Update.
5542 (read_scan_file): Update.
5543 * c-ppoutput.c (maybe_print_line): Update.
5544 (print_line): Update.
5545 (cb_line_change): Update.
5546 (cb_define): Update.
5547 (pp_file_change): Update.
5548 * c-opts.c (c_common_init_options): Update.
5549 (finish_options): Update.
5550 (push_command_line_include): Update.
5551 * c-lex.c (cb_line_change): Update.
5552 (cb_def_pragma): Update.
5553 (cb_define): Update.
5555 (c_lex_with_flags): Use cpp_get_token_with_location.
5556 * input.h (line_table): Changed type.
5557 (location_from_locus): New macro.
5558 * tree.h (EXPR_FILENAME): No longer an lvalue.
5559 (EXPR_LINENO): Likewise.
5560 (expr_locus, set_expr_locus): Declare separately for
5561 USE_MAPPED_LOCATION.
5562 (expr_filename, expr_lineno): Changed return type.
5563 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5564 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5565 (expand_gimple_basic_block): Likewise.
5566 * final.c (final_scan_insn): Use expanded_location.
5568 2007-09-06 Richard Guenther <rguenther@suse.de>
5570 PR tree-optimization/32586
5571 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5572 folding if nothing changed.
5573 (simplify_unary_expression): New function. Do tree combining
5574 on conversion like codes.
5575 (try_to_simplify): Call it.
5576 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5577 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5579 2007-09-06 Jan Hubicka <jh@suse.cz>
5582 * cse.c (fold_rtx): Avoid invalid sharing.
5584 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5586 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5587 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5589 2007-09-06 Revital Eres <eres@il.ibm.com>
5591 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5592 Fix offsettable memory reference for 750CL.
5594 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5596 * reload.c (find_reloads_address_1): Try to preserve original
5597 base/index regclass of operands.
5598 * regrename.c (scan_rtx_address): Likewise.
5599 (replace_oldest_value_addr): Likewise.
5601 2007-09-06 Richard Guenther <rguenther@suse.de>
5603 PR tree-optimization/33302
5604 * domwalk.c (walk_dominator_tree): The exit block is
5605 interesting even if it is not reachable.
5607 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5610 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5612 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5614 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5617 2007-09-05 Ian Lance Taylor <iant@google.com>
5619 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5621 (dump_generic_node): Likewise.
5622 * print-rtl.c (print_decl_name): Likewise.
5623 * print-tree.c (print_node_brief): Likewise.
5624 (print_node): Likewise.
5625 * Makefile.in (RTL_BASE_H): Add alias.h.
5628 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5630 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5632 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5633 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5635 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5637 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5638 (tm_defines): Define UCLIBC_DEFAULT to 1.
5639 (extra_options): Add linux.opt.
5640 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5641 (CRT_CALL_STATIC_FUNCTION): Likewise.
5642 (NO_IMPLICIT_EXTERN_C): Likewise.
5643 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5644 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5645 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5646 (ENDFILE_SPEC): Don't define.
5647 (LIB_SPEC): Likewise.
5648 (CRT_CALL_STATIC_FUNCTION): Likewise.
5649 (NO_IMPLICIT_EXTERN_C): Likewise.
5650 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5651 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5653 2007-09-06 Jan Hubicka <jh@suse.cz>
5655 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5658 2007-09-06 Jan Hubicka <jh@suse.cz>
5660 * opts.c (common_handle_option): Enable inlining functions for
5663 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5665 * builtin-attrs.def (ATTR_NONNULL_3): New.
5666 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5667 ATTR_NOTHROW_NONNULL_##FA.
5668 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5669 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5670 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5671 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5672 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5673 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5674 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5676 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5677 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5678 ATTR_FORMAT_NOTHROW_3_4): Remove.
5679 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5680 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5681 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5682 instead of ATTR_FORMAT_*_*.
5684 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5686 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5687 parts re-used for REG_FRAME_RELATED_EXPR.
5689 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5691 * optabs.c (expand_float): Convert unsigned integer as signed only
5692 if it provides sufficient accuracy; add mode argument to real_2expN.
5693 (expand_fix): Fix comment typos; extend binary float into mode
5694 wider than destination for converion to unsigned integer; add mode
5695 argument to real_2expN.
5696 * real.c (real_2expN): Add mode argument to special-case decimal
5698 * real.h (real_2expN): Ditto.
5699 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5701 (fixed_from_string): Ditto.
5702 (fixed_to_decimal): Ditto.
5703 (fixed_convert_from_real): Ditto.
5704 (real_convert_from_fixed): Ditto.
5705 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5706 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5707 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5708 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5710 2007-09-05 Ian Lance Taylor <iant@google.com>
5712 * init-regs.c (initialize_uninitialized_regs): Call
5713 emit_insn_before rather than add_insn_before.
5715 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5717 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5718 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5719 * tree-inline.h (copy_body_data): Add call_expr field.
5720 * tree-inline.c (expand_call_inline): Initialize call_expr.
5721 (copy_bb): Append anonymous inline fn arguments to arguments
5722 when inlining a CALL_EXPR_VA_ARG_PACK call.
5723 * builtins.c (expand_builtin): Issue an error if
5724 BUILT_IN_VA_ARG_PACK is seen during expand.
5725 (fold_call_expr, fold_builtin_call_array): Don't fold
5726 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5727 __builtin_va_arg_pack () call as last argument.
5728 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5729 function is __builtin_va_arg_pack (), decrease number of call
5730 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5731 * expr.c (expand_expr_real_1): Issue an error if
5732 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5733 * tree-pretty-print.c (dump_generic_node): Handle printing
5734 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5735 * doc/extend.texi (__builtin_va_arg_pack): Document.
5737 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5739 PR tree-optimization/21513
5740 * builtins.c (build_builtin_expect_predicate): New function.
5741 (fold_builtin_expect): Add argument for expected value.
5742 Distribute __builtin_expect over short-circuiting operations.
5743 Fold nested builtin_expects.
5744 (fold_builtin_2): Adjust call to fold_builtin_expect.
5746 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5749 PR tree-optimization/13756
5750 * doc/invoke.texi (Options That Control Optimization): Document
5753 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5755 * gcc/config/i386/cpuid.h: New file.
5756 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5757 (describe_cache): Shrink size and line strings to 100 bytes.
5758 (detect_caches_amd): Return "" for unsupported max_ext_level.
5759 Use __cpuid function.
5760 (detect_caches_intel): Return "" for unsupported max_level.
5761 Use __cpuid function.
5762 (host_detect_local_cpu): Change feature flag variables to
5763 unsigned int. Initialize only extended feature flag variables.
5764 Use __get_cpuid_max to determine max supported cpuid level.
5765 Use __cpuid function to determine supported features. Fix
5766 calculation of family id. Remove is_amd and check signature
5767 directly. Check for Geode signature. Handle family 4 id.
5768 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5769 cpu discovery code to lower part of the function.
5770 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5771 for sub-architecture.
5772 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5773 [PROCESSOR_K8]: Add k8-sse3 architecture.
5774 [PROCESSOR_NOCONA]: Remove.
5775 [PROCESSOR_GENERIC64]: Ditto.
5776 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5777 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5778 to check for SSE and FXSAVE support.
5779 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5780 Add -minline-all-stringops.
5781 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5782 (x86_64-*-*): Ditto.
5784 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5786 * config/bfin/linux-unwind.h: New file.
5787 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5788 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5790 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5792 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5793 * stmt.c: Include alloc-pool.h.
5794 (struct case_node): Remove GTY marker.
5795 (add_case_node): New parameter case_node_pool. Use it for
5797 (expand_case): New allocation pool case_node_pool. Initialize it,
5798 pass to add_case_node and free it.
5800 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5801 David Ung <davidu@mips.com>
5802 Nigel Stephens <nigel@mips.com>
5804 Add mips16/nomips16 function attributes and -mflip-mips16 option
5805 for testing mixed-mode compilation.
5807 * config/mips/mips.opt (mflip-mips16): New.
5809 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5810 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5812 * config/mips/mips.c (mips_base_target_flags): New.
5813 (mips_base_mips16): New.
5814 (mips_base_schedule_insns): New.
5815 (mips_base_reorder_blocks_and_partition): New.
5816 (mips_base_align_loops): New.
5817 (mips_base_align_jumps): New.
5818 (mips_base_align_functions): New.
5819 (mips16_flipper): New.
5820 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5821 (TARGET_SET_CURRENT_FUNCTION): Define.
5822 (mips_mips16_type_p, mips_nomips16_type_p): New.
5823 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5824 (mips_function_ok_for_sibcall): Make it deal with functions with
5826 (mips_init_split_addresses): New, split out from override_options.
5827 (mips_init_relocs): New, split out from override_options.
5828 (was_mips16_p): New.
5829 (mips_set_mips16_mode): New, split out from override_options.
5830 (mips_set_current_function): New.
5831 (override_options): Add sorry for unsupported mips16/pic
5832 combination. Remove error for mips16/dsp combination. Save
5833 base option settings.
5834 (mips_file_start): Move mips16 mode setting output from here....
5835 (mips_output_function_prologue): ....to here.
5836 (mips_output_mi_thunk): Check for mips16 function.
5837 (build_mips16_function_stub): Don't set .mips16 here.
5838 (build_mips16_call_stub): Likewise.
5839 (mips_expand_builtin): Error in mips16 mode.
5840 (mips_use_mips16_mode_p): New.
5841 (mips_encode_section_info): Check for mips16 function, and set
5842 SYMBOL_REF_FLAGS accordingly.
5844 * doc/extend.texi (Function Attributes): Document new
5845 mips16/nomips16 attributes.
5846 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5847 (MIPS Options): Document -mflip-mips16.
5849 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5851 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5852 if we encounter TLS address in MIPS16 mode.
5853 (mips_legitimize_const_move): Check cannot_force_const_mem for
5854 the (const (plus symbol offset)) case; this forces invalid TLS
5855 address in MIPS16 mode to be caught by the above call to sorry.
5856 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5857 because that now enables emutls, which is not ABI compatible
5858 with native TLS in non-MIPS16 mode.
5860 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5862 Add target hook invoked when cfun changes.
5864 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5865 * target.h (struct gcc_target): Add set_current_function.
5866 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5867 (TARGET_INITIALIZER): Add initializer for set_current_function.
5868 * tree.h (push_struct_function): New.
5869 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5871 (set_cfun): Declare.
5872 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5874 (push_function_context_to): Use allocate_struct_function
5875 to create null context, not init_dummy_function_start. Use set_cfun.
5876 (pop_function_context_from): Use set_cfun.
5877 (in_dummy_function): New.
5878 (invoke_set_current_function_hook): New.
5880 (push_cfun, pop_cfun): Use set_cfun.
5881 (push_struct_function): New.
5882 (allocate_struct_function): Call invoke_set_current_function_hook
5884 (prepare_function_start): Don't set cfun here. Remove unused
5885 argument; fix all callers.
5886 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5887 push_struct_function.
5888 (init_function_start): Set cfun here.
5889 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5890 * omp-low.c (create_omp_child_function): Use push_struct_function
5891 and pop_cfun to save/restore state.
5892 (expand_omp_parallel): Remove unused saved_cfun variable.
5893 * cgraphunit.c (ipa_passes): Use set_cfun.
5894 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5895 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5896 * matrix-reorg.c (transform_allocation_sites): Likewise.
5897 (matrix_reorg): Use set_cfun.
5898 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5899 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5900 assignment to cfun; use set_cfun for the other.
5901 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5902 (dump_function_to_file): Use push_cfun/pop_cfun here.
5903 * c-decl.c (finish_function): Use set_cfun.
5905 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5907 * regrename.c (rerename_optimize): Use deferred rescanning and
5908 insert explicit calls to rescan insns when changed.
5910 2007-09-05 Jan Hubicka <jh@suse.cz>
5912 * optabs.c (libfunc_entry): Change optab to integer.
5913 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5914 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5915 of pointers for hashing.
5917 2007-09-05 Jan Hubicka <jh@suse.cz>
5919 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5921 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5922 * see.c (pass_see): Likewise.
5923 * tracer.c (pass_tracer): Likewise.
5924 * postreload-gcse.c (pass_gcse2): Likewise.
5925 * postreload.c (pass_postreload_cse): Likewise.
5926 * mode-switching.c (pass_mode_switching): Likewise.
5927 * modulo-sched.c (pass_sms): Likewise.
5928 * cse.c (cse_insn): Likewise.
5929 * web.c (pass_web): Likweise.
5930 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5931 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5932 * loop-init.c (pass_rtl_loop_init): Likewise.
5933 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5934 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5935 * global.c (pass_global_alloc): Likewise.
5936 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5937 pass_if_after_reload): Likewise.
5938 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5939 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5940 * regmove.c (pass_regmove): Likewise.
5941 * function.c (pass_thread_prologugues_epilogues): Likewise.
5942 * gcse.c (pass_gcse): Likewise.
5943 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5944 * lower-subreg.c (pass_lower_subreg2): Likewise.
5945 * bt-load.c (pass_branch_target_load): Likewise.
5946 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5947 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5948 * combine.c (pass_combine): Likewise.
5949 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5950 (pass_partition_blocks): Likewise.
5951 * var-tracking.c (pass_variable_track): Likewise.
5952 * reg-stack.c (pass_stack_regs_run): Likewise.
5953 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5954 * passes.c (pass_postreload): Likewise.
5955 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5956 * tree-pass.h (TODO_verify_rtl_sharing): New.
5957 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5958 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5959 TODO_set_props, TODO_df_finish, TODO_df_verify,
5960 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5962 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5964 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5965 fold_real_zero_addition_p, reorder_operands_p,
5966 div_if_zero_remainder, fold_undefer_overflow_warnings,
5967 int_binop_types_match_p, fold_convert_const_int_from_int,
5968 fold_convert_const_int_from_real,
5969 fold_convert_const_int_from_fixed,
5970 fold_convert_const_real_from_real,
5971 fold_convert_const_real_from_fixed,
5972 fold_convert_const_fixed_from_fixed,
5973 fold_convert_const_fixed_from_int,
5974 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5975 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5976 debug_fold_checksum, multiple_of_p): Constify.
5977 * tree-flow-inline.h (get_lineno): Likewise.
5978 * tree-flow.h (get_lineno): Likewise.
5979 * tree-object-size.c (compute_object_offset, addr_object_size,
5980 alloc_object_size, pass_through_call): Likewise.
5981 * tree-pretty-print.c (op_symbol, print_call_name,
5982 print_struct_decl, do_niy): Likewise.
5983 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5984 debug_fold_checksum): Likewise.
5986 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5989 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5990 note, remove the associated REG_RETVAL note.
5992 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5994 * config.gcc (powerpc*-*-*): Install
5995 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5996 * config/rs6000/spu2vmx.h: New header.
5997 * config/rs6000/si2vmx.h: New header.
5998 * config/rs6000/vec_types.h: New header.
6000 2007-09-05 Ben Elliston <bje@au.ibm.com>
6002 * varasm.c (initializer_constant_valid_p): Fix comment typo.
6004 2007-09-05 Ben Elliston <bje@au.ibm.com>
6006 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
6008 (__stdcx): Make asm volatile.
6009 (__stwcx, __stdcx): Return only 0 or 1.
6011 2007-09-05 Jan Hubicka <jh@suse.cz>
6015 2007-09-04 Jan Hubicka <jh@suse.cz>
6016 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6018 2007-09-04 Richard Guenther <rguenther@suse.de>
6019 * tree-ssa-operands.c (add_virtual_operand): Only mark
6020 stores as has_volatile_ops if alias information is not available.
6022 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6024 * config/rs6000/tramp.asm: Include config.h.
6025 Check __PIC__ or __pic__ macro instead of SHARED.
6027 PR rtl-optimization/32300
6028 * see.c (see_copy_insn): New function.
6029 (see_def_extension_not_merged, see_merge_one_use_extension,
6030 see_merge_one_def_extension): Use it. Avoid changing
6031 PREV_INSN/NEXT_INSN chains directly, insted emit insns
6032 into sequences. Call df_insn_delete on temporary insns
6033 that won't be emitted into the insn stream.
6034 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
6035 and run df_process_deferred_rescans () before run_fast_dce.
6037 PR tree-optimization/33017
6038 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
6039 recurse for pure or const function calls.
6041 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6043 * c-format.c: Include alloc-pool.h.
6044 (check_format_info_main): New argument fwt_alloc. Use allocation
6045 pool instead of GC. Remove GC deallocation code.
6046 (check_format_arg): Create allocation pool, pass it to
6047 check_format_info_main and free it afterwards.
6048 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
6050 2007-09-05 Ben Elliston <bje@au.ibm.com>
6052 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
6053 Rename count macro arugment for clarity.
6054 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
6055 (__protected_stream_set): Likewise, pass 0.
6057 2007-09-04 Jan Hubicka <jh@suse.cz>
6059 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6061 2007-09-04 Jan Hubicka <jh@suse.cz>
6063 * invoke.texi (-finline-small-functions): Document.
6064 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
6065 when deciding what is inlinable.
6066 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
6067 (cgraph_decide_inlining_of_small_function): Handle new flags.
6068 (cgraph_decide_inlining_incrementally): Likewise.
6069 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
6070 * common.opt (finline-small-functions): New.
6071 * Makefile.in (build/gengtype.o-warn): Work around PR29478
6073 2007-09-04 Richard Guenther <rguenther@suse.de>
6075 * tree-ssa-operands.c (add_virtual_operand): Only mark
6076 stores as has_volatile_ops if alias information is not available.
6078 2007-09-04 Andrew Haley <aph@redhat.com>
6080 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
6082 2007-09-04 Andrew Haley <aph@redhat.com>
6084 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
6085 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
6086 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
6088 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
6091 * common.opt: Mention ABI version 2 in comment.
6093 2007-09-04 Jan Hubicka <jh@suse.cz>
6095 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
6096 (libfunc_entry): New structure.
6097 (libfunc_hash): New hashtable.
6098 (hash_libfunc): New function.
6099 (eq_libfunc): New function.
6100 (convert_optab_libfunc): New function.
6101 (optab_libfunc): New function.
6102 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
6103 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
6104 expand_float, expand_fix, new_optab, new_convert_optab):
6105 Update for new libfunc API.
6106 (init_libfunc, init_integral_libfuncs,
6107 init_floating_libfuncs, init_interclass_conv_libfuncs
6108 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
6109 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
6110 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
6111 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
6112 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
6113 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
6114 gen_extend_conv_libfunc): New.
6115 (init_one_libfunc): Revamp for hashtables.
6116 (set_conv_libfunc): Likewise.
6117 (init_optabs): Initialize hashtable; use lazy initialization where
6119 * optabs.h (optab_handlers): Move out of GGC.
6120 (optab, convert_optab): Move out of GGC; add lazy gen info.
6121 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
6122 (optab_libfunc, convert_optab_libfunc): New.
6123 * builtins.c (expand_builtin_powi): Update for new API.
6124 * expr.c (convert_move): Likewise.
6125 * expmed.c (expand_divmod): Likewise.
6127 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6129 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
6130 GOT pointer only if there is a constant pool. Use the allocated space
6133 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6135 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
6138 2007-09-04 Revital Eres <eres@il.ibm.com>
6139 Richard Guenther <rguenther@suse.de>
6140 R. Clint Whaley <whaley@cs.utsa.edu>
6142 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
6144 * tree-tailcall.c (process_assignment): Use -fassociative-math
6145 when reodering operands of floating-point type.
6146 * fold-const.c (fold_comparison, fold_binary): Use
6147 -fassociative-math and -freciprocal-math instead of
6148 -funsafe-math-optimization flag.
6149 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
6150 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
6151 -freciprocal-math instead of -funsafe-math-optimizations.
6152 * opts.c (set_fast_math_flags): Set -freciprocal-math and
6153 -fassociative-math when -ffast-math is set.
6154 (set_unsafe_math_optimizations_flags): New Function
6155 to set -freciprocal-math and -fassociative-math when
6156 -funsafe-math-optimizations is set.
6157 (common_handle_option): Call it.
6158 * tree-vectorizer.c (vect_is_simple_reduction): Use
6159 -fassociative-math when doing reduction on floats.
6160 * loop-unroll.c (analyze_insn_to_expand_var): Use
6161 -fassociative-math when expanding an accumulator of type float.
6162 * simplify-rtx.c (simplify_binary_operation_1): Use
6163 -fassociative-math and -freciprocal-math when reordeing operands
6164 of floating-point type.
6165 * combine.c (combine_simplify_rtx): Likewise.
6166 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
6168 * common.opt (-fassociative-math, -freciprocal-math): New flags.
6170 2007-09-04 Paolo Carlini <pcarlini@suse.de>
6173 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
6175 2007-09-04 Jan Hubicka <jh@suse.cz>
6177 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
6179 2007-09-04 Jan Hubicka <jh@suse.cz>
6181 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
6182 and corresponding MATCH_DUP.
6184 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
6187 * combine.c (subst): Do not try to simplify X if it represents load
6188 of FP constant from the constant pool via float extension.
6190 2007-09-04 Ben Elliston <bje@au.ibm.com>
6192 * c-opts.c: Include "tm_p.h".
6193 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
6195 2007-09-04 Richard Guenther <rguenther@suse.de>
6197 PR tree-optimization/33291
6198 * tree-pretty-print.c (dump_generic_node): Dump all
6199 qualifiers for pointer types, not only first. Dump
6200 qualifiers for aggregate types as well.
6201 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
6202 use the canonical type for building ARRAY_REFs.
6203 * gimplify.c (canonicalize_addr_expr): Clean up. The
6204 correct validness check is compatibility of the pointer
6205 types. Always use the canonical type for building
6206 ARRAY_REFs and ADDR_EXPRs.
6207 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
6208 change that disabled propagation of ADDR_EXPRs into statements
6211 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6213 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
6214 (umulsi3_highpart): Make into expanders; existing insns are
6215 now named *[insn]_nov6. Add stars to existing [insn]_v6
6216 counterparts' names.
6218 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
6220 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
6221 (unprotoize.o): Remove SHLIB_MULTILIB.
6223 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
6225 * doc/extend.texi: Document progmem attribute for AVR.
6227 2007-09-03 Anatoly Sokolov <aesok@post.ru>
6230 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
6232 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6234 * optabs.c (expand_ffs): Initialize val and defined_at_zero
6237 * optabs.c: Remove unnecessary forward declarations.
6238 (expand_unop_direct): New, broken out of expand_unop.
6239 (expand_doubleword_clz): New.
6240 (expand_ctz): Move above expand_ffs. Use
6241 start_sequence, end_sequence, add_equal_note, and
6242 expand_unop_direct. Add more commentary.
6243 (expand_ffs): Try both ctz optab and expand_ctz.
6244 Generate a test and branch if the hardware doesn't give us
6245 a useful value for input zero. Style improvements similar to
6248 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
6250 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6252 * config.gcc: Delete stanza for arm-semi-aof and
6253 armel-semi-aof targets.
6254 * config/arm/arm-protos.h
6256 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
6257 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
6258 delete aof_pic_label and remove mention of AOF in comments.
6259 * config/arm/arm.md: Delete patterns used only for AOF assembly.
6261 * config/arm/semiaof.h
6262 * config/arm/t-semi: Delete file.
6264 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6266 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
6267 CONST_CAST_BB): New macros for type-specific casts.
6268 (CONST_CAST): Add a TYPE parameter and define it in terms of
6271 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
6272 * c-lex.c (cb_ident, lex_string): Likewise,
6273 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
6274 * config/i386/i386.c (ix86_function_regparm,
6275 ix86_function_sseregparm): Use CONST_CAST_TREE.
6276 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
6278 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6279 give_switch, set_multilib_dir): Likewise,
6280 * gengtype-parse.c (string_seq, typedef_name): Likewise,
6281 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
6282 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
6283 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
6284 * prefix.c (update_path): Likewise,
6285 * pretty-print.c (pp_base_destroy_prefix): Likewise,
6286 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
6287 * tree-cfg.c (tree_can_merge_blocks_p,
6288 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
6289 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
6290 * tree.c (build_string): Supply a TYPE for CONST_CAST.
6291 (attribute_list_contained): Use CONST_CAST_TREE.
6293 2007-09-03 Krister Walfridsson <cato@df.lth.se>
6295 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
6297 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6300 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
6301 before forcing them into a register.
6303 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6305 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
6306 rather than define_code_macro.
6308 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6310 * gcc.c (xputenv): New function.
6311 (putenv_from_prefixes): Use xputenv instead of putenv.
6312 (process_command): Use xputenv instead of putenv.
6313 (set_collect_gcc_options): Use xputenv instead of putenv.
6314 (main): Use xputenv instead of putenv.
6316 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6318 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
6319 availability of swap instruction.
6320 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
6322 2007-09-03 Revital Eres <eres@il.ibm.com>
6324 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
6327 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
6328 Ayal Zaks <zaks@il.ibm.com>
6329 Revital Eres <eres@il.ibm.com>
6331 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
6332 compute_split_row): New functions.
6333 (ps_unschedule_node): Remove.
6334 (normalize_sched_times): Iterate over the already scheduled
6335 insns instead of the number of nodes.
6336 (MAX_SPLIT_NUM): New definition.
6337 (sms_schedule_by_order): Change the scheduling heuristic to
6338 avoid useless increases of initiation interval ii.
6339 (get_sched_window): Add dump printouts.
6341 2007-09-02 David Daney <ddaney@avtrex.com>
6343 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
6344 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
6345 (optab, insn): Add more attributes.
6346 (fetchop_bit): New code macro.
6347 (immediate_insn): New code macro attribute.
6348 (sync): Change condition to ISA_HAS_SYNC.
6349 (rdhwr): Change predicate for operand 0 to register_operand.
6350 (memory_barrier): New expand.
6351 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6352 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6353 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6354 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6355 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
6356 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
6357 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6358 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6359 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
6361 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6362 Hans-Peter Nilsson <hp@axis.com>
6364 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
6365 Defined to describe availability and behavior of CLZ.
6366 * config/cris/cris.md (clzsi2): Implement using lz instruction.
6367 * config/cris/cris.opt: Tweak comment for "-metrax4".
6368 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
6369 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
6370 (count_leading_zeros): Define.
6372 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6374 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
6376 2007-09-02 Joseph Myers <joseph@codesourcery.com>
6379 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
6382 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6384 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
6385 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
6386 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
6387 sched-deps.c, sched-int.h, system.h, target.h,
6388 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
6389 tree.def: Fix comment typos.
6391 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6393 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
6394 (override_options): Turn on -mstrict-align on non-ColdFire
6396 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
6398 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6400 * c-common.c (const_strip_array_types): Delete.
6401 * c-common.h (const_strip_array_types): Likewise.
6402 * emit-rtl.c (const_next_insn, const_previous_insn,
6403 const_next_nonnote_insn, const_prev_nonnote_insn,
6404 const_next_real_insn, const_prev_real_insn,
6405 const_next_active_insn, const_prev_active_insn, const_next_label,
6406 const_prev_label): Delete.
6407 * gimple-low.c (block_may_fallthru): Use expr_last.
6408 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
6409 * rtl.h (const_previous_insn, const_next_insn,
6410 const_prev_nonnote_insn, const_next_nonnote_insn,
6411 const_prev_real_insn, const_next_real_insn,
6412 const_prev_active_insn, const_next_active_insn, const_prev_label,
6413 const_next_label): Delete.
6414 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
6415 * system.h (CONST_CAST): Update comment.
6416 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
6417 (const_first_stmt, const_last_stmt): Delete.
6418 (tree_block_ends_with_condjump_p): Use last_stmt.
6419 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
6420 * tree-iterator.c (const_expr_first, const_expr_last,
6421 const_expr_only): Delete.
6422 * tree.c (const_lookup_attribute): Likewise.
6423 (attribute_list_contained): Use lookup_attribute.
6424 * tree.h (const_lookup_attribute, const_expr_first,
6425 const_expr_last, const_expr_only): Delete.
6427 2007-09-01 Richard Guenther <rguenther@suse.de>
6429 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
6430 instead of TREE_THIS_VOLATILE.
6431 * tree-ssa-operands.c (add_virtual_operand): Do not set
6432 has_volatile_ops. Do not check s_ann for NULL.
6433 (get_indirect_ref_operands): Likewise.
6434 (get_expr_operands): Likewise. For all reference trees
6435 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
6436 check base of reference for TREE_THIS_VOLATILE.
6438 2007-09-01 Richard Guenther <rguenther@suse.de>
6440 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
6441 between integral types. Also allow conversions between
6444 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6446 * optabs.c (prepare_float_lib_cmp): Use
6447 libgcc_cmp_return_mode instead of word_mode.
6448 * config/dfp-bit.h: Likewise.
6449 * config/fp-bit.h: Likewise.
6450 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
6452 (spu_libgcc_shift_count_mode): New function.
6453 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6454 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6456 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6458 * tree-pretty-print.c: Include output.h.
6459 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6460 HOST_WIDE_INT_PRINT_DEC.
6461 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6463 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6465 PR rtl-optimization/33224
6466 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6467 to the analysed region.
6469 2007-08-31 Richard Guenther <rguenther@suse.de>
6471 * function.c (allocate_struct_function): Do not set
6472 current_function_returns_pointer.
6473 * function.h (struct var_refs_queue): Remove.
6474 (struct simple_obstack_stack): Likewise.
6475 (struct function): Remove fixup_var_refs_queue member.
6476 Remove returns_pointer flag.
6477 (current_function_returns_pointer): Remove define.
6479 2007-08-31 Nick Clifton <nickc@redhat.com>
6481 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6482 secondary keys in order to obtain a stable sort.
6484 2007-08-31 Nick Clifton <nickc@redhat.com>
6487 * config/m32r/constraints.md: Add W constraint for integer zero.
6488 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6489 Fix length calculation by using alternatives.
6491 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6493 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6494 split out from expand_binop.
6495 (avoid_expensive_constant): New function.
6496 (expand_binop_directly): Remove commutative_op argument and
6497 (expand_binop_directly): Remove commutative_op argument and
6498 call cummutative_optab_p instead. Do not change op0 or op1
6499 when swapping xop0 and xop1. Apply avoid_expensive_constant
6500 to each argument after potential swapping. Enforce the
6501 canonical order of commutative operands.
6502 (expand_binop): Use shift_optab_p and commutative_optab_p.
6503 Update the calls to expand_binop_directly. Only force constants
6504 into registers when widening an operation. Only swap operands
6505 once a direct expansion has been rejected.
6506 (expand_twoval_binop): Only force constants into registers when
6507 using a direct expansion.
6509 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6511 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6512 (sched_analyze_insn): Don't postprocess speculative dependencies when
6513 target has no scheduling.
6514 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6515 'uninitialized' warning.
6517 2007-08-31 Richard Guenther <rguenther@suse.de>
6519 * tree.c (build_complex_type): Always set TYPE_NAME for
6522 2007-08-31 Olivier Hainque <hainque@adacore.com>
6524 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6525 internal macro. Default alignment factor for csect directives, chosen
6526 to match what BIGGEST_ALIGNMENT allows.
6527 (DATA_SECTION_ASM_OP): Use it.
6528 * config/rs6000/rs6000.c
6529 (rs6000_xcoff_output_readonly_section_asm_op):
6530 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6531 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6533 2007-08-31 Olivier Hainque <hainque@adacore.com>
6535 * dbxout.c (dbxout_block): Move declaration within the first
6536 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6537 block to include the definition, together with the associated
6540 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6541 Revital Eres <eres@il.ibm.com>
6543 * doc/invoke.texi (-mpaired): Document flag.
6544 * config.gcc: Include paired.h in powerpc extra_headers and
6545 750cl.h in powerpc-*-linux*paired*.
6546 * config/rs6000/rs6000.opt (-mpaired): New flag.
6547 * config/rs6000/rs6000.c (paired_init_builtins,
6548 paired_expand_builtin, paired_expand_lv_builtin,
6549 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6550 New functions to support the paired single builtin functions.
6551 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6552 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6554 (bdesc_paired_preds): New structure for paired predicate
6556 (rs6000_expand_builtin): Expand paired single builtins.
6557 (rs6000_init_builtins): Init paired single builtins.
6558 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6559 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6560 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6561 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6562 (rs6000_vector_mode_supported_p): Support paired vector mode.
6563 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6564 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6566 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6567 (DATA_ALIGNMENT): Likewise.
6568 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6569 (rs6000_builtins): Add PAIRED builtins.
6570 * config/rs6000/rs6000.md: Include paired.md.
6571 * config/rs6000/paired.h: New.
6572 * config/rs6000/paired.md: New.
6573 * config/rs6000/750cl.h: New.
6574 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6576 2007-08-30 Ollie Wild <aaw@google.com>
6578 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6579 * gcc.c (default_compilers): Add -fno-directives-only to
6580 @assembler-with-cpp.
6582 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6586 * regclass.c (initial_fixed_regs): Revert previous change and make
6588 (initial_call_used_regs): Likewise.
6589 (initial_call_really_used_regs): Delete, reverting previous addition.
6590 (initial_reg_names): Likewise.
6591 (init_reg_sets): Revert previous change.
6592 (saved_fixed_regs): New.
6593 (saved_call_used_regs): New.
6594 (saved_call_really_used_regs): New.
6595 (saved_reg_names): New.
6596 (save_register_info): New.
6597 (restore_register_info): New.
6598 (init_reg_sets_1): Replace reset of register info with call to
6599 restore_register_info.
6600 * rtl.h (save_register_info): Declare.
6601 * toplev.c (backend_init): Call save_register_info.
6603 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6605 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6606 from the original statement.
6608 2007-08-30 Chao-ying Fu <fu@mips.com>
6610 * c-lex.c (interpret_fixed): Declare.
6611 (interpret_float): Process _Fract and _Accum.
6612 (interpret_fixed): New function.
6613 * final.c (output_addr_const): Process CONST_FIXED.
6614 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6615 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6617 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6619 (simplify_immed_subreg): Support CONST_FIXED.
6620 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6621 (simplify_subreg): Support CONST_FIXED.
6623 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6625 * config/rs6000/ppu_intrinsics.h: New file.
6626 * config.gcc (powerpc*-*-* <extra_headers>): Install
6629 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6631 * cfg.c (dump_flow_info): Change to also print entry and exit
6633 * print-rtl.c (print_rtl_single): Allow to print rtl with
6636 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6638 * df-core.h (df_dump_region): New function.
6639 * df.h (df_dump_region): New function.
6640 * loop-invariant.c (find_defs): Add call to df_dump_region.
6641 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6644 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6647 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6648 true if any of the compare_section_name calls returned true,
6649 rather than if any returned false.
6651 2007-08-30 Richard Guenther <rguenther@suse.de>
6653 PR tree-optimization/33199
6654 * tree-ssa-structalias.c (handle_lhs_call): New function.
6655 (find_func_aliases): In non-IPA mode make sure that for
6656 calls that return a pointer we add a constraint for the
6657 result to point to anything.
6659 2007-08-30 Richard Guenther <rguenther@suse.de>
6661 * doc/invoke.texi (-mveclibabi): Document new target option.
6662 * config/i386/i386.opt (-mveclibabi): New target option.
6663 * config/i386/i386.c (ix86_veclib_handler): Handler for
6664 vectorization library support.
6665 (override_options): Handle the -mveclibabi option, initialize
6666 the vectorization library handler.
6667 (ix86_builtin_vectorized_function): As fallback call the
6668 vectorization library handler, if set.
6669 (ix86_veclibabi_acml): New static function for ACML ABI style
6670 vectorization support.
6672 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6674 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6675 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6676 SImode and update m. Don't run gen_lowpart_common on arbitrary
6677 memory address, force it to register first.
6680 * dce.c (dce_process_block): Don't delete setters of
6681 artificially used registers.
6683 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6685 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6686 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6687 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6689 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6691 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6693 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6694 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6696 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6698 * system.h: Activate -Wcast-qual as warning-only.
6700 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6703 * config/rs6000/rs6000.c (compare_section_name): New function.
6704 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6707 2007-08-29 Olivier Hainque <hainque@adacore.com>
6709 * xcoffout.c: #include debug.h.
6710 * Makefile.in (xcoffout.o): Add debug.h dependency.
6712 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6714 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6715 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6717 2007-08-29 Richard Guenther <rguenther@suse.de>
6719 * tree-pretty-print.c (dump_generic_node): Print
6720 label DECL_UID as D.%u.
6721 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6723 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6725 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6726 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6728 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6731 * tree.c (build_type_attribute_qual_variant): Set canonical types
6732 on the final, unqualified attribute variant before building the
6735 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6737 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6738 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6740 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6743 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6744 * config/bfin/bfin.md (composev2hi): Put operands into vector
6747 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6749 * config/bfin/bfin.md (composev2hi): Put operands into vector
6752 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6754 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6755 attribute when appropriate.
6756 (bfin_handle_l1_text_attribute): New.
6757 (bfin_handle_l1_data_attribute): New.
6758 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6759 l1_data_A and l1_data_B.
6760 * doc/extend.texi (node Function Attributes): Document l1_text
6762 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6763 l1_data_A and l1_data_B variable attributes.
6765 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6767 * config/bfin/bfin.opt (minline-plt): Add.
6768 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6769 call to global functions.
6770 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6771 (Blackfin Options): Document -minline-plt.
6773 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6775 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6776 given a non-function.
6777 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6779 2007-08-28 DJ Delorie <dj@redhat.com>
6781 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6783 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6785 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6787 2007-08-28 Richard Guenther <rguenther@suse.de>
6789 * tree.h (struct tree_function_decl): Increase size of
6790 function_code bitfield.
6792 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6793 Kazu Hirata <kazu@codesourcery.com>
6795 * gcc/config/m68k/linux.h
6796 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6797 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6798 (m68k_return_in_memory): New.
6799 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6802 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6805 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6806 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6807 operand) when top VEC_SELECT extracts scalar element.
6808 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6809 (*vec_extract_v4sf_mem): Ditto.
6811 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6814 * passes.c (init_optimization_passes): Move pass_df_finish
6815 after pass_postreload sublist.
6817 PR rtl-optimization/33148
6818 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6819 (neg (lt X 0)) if X has scalar int mode.
6822 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6823 initializer, use build_vector_from_ctor if possible to create
6824 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6825 even after this, return NULL.
6827 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6829 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6831 2007-08-28 Richard Guenther <rguenther@suse.de>
6833 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6834 (struct tree_function_decl): Make function_code a bitfield.
6835 Add disregard_inline_limits flag.
6836 * cgraphunit.c (cgraph_process_new_functions): Check
6837 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6838 (cgraph_preserve_function_body_p): Likewise.
6839 * ipa-inline.c (compute_inline_parameters): Likewise.
6840 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6841 for GNU C extern inline functions.
6842 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6843 * tree-inline.c (disregard_inline_limits_p): Remove.
6844 * tree-inline.h (disregard_inline_limits_p): Likewise.
6845 * c-common.c (handle_always_inline_attribute): Set
6846 DECL_DISREGARD_INLINE_LIMITS.
6847 * langhooks.c (add_builtin_function): Verify the function code
6848 fits in the bitfield.
6850 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6851 Vladimir Yanovsky <yanov@il.ibm.com>
6852 Revital Eres <eres@il.ibm.com>
6853 Andrey Belevantsev <abel@ispras.ru>
6855 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6857 * modulo-sched.c: Add documentation regarding do-loop.
6858 (doloop_register_get): Change number of arguments to support
6859 the new do-loop pattern and check whether COUNT_REG has no other
6860 occurences in the loop besides in the control part.
6861 (duplicate_insns_of_cycles): Do not duplicate the insn which
6862 changes count_reg as it is already adjusted.
6863 (generate_prolog_epilog): New argument to support the new
6864 do-loop pattern. Change the subtract instruction to use
6865 expand_simple_binop. Call duplicate_insns_of_cycles with new
6867 (sms_schedule): Call doloop_register_get and
6868 generate_prolog_epilog with new argument. Do not handle loops
6869 with single sets insns with subreg in their lhs.
6870 * loop-doloop.c (doloop_optimize): Support for another do-loop
6872 (doloop_condition_get): Gets an instruction instead of a pattern
6873 and change the return condition when the do-loop pattern is
6875 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6876 deps when considering to not create edges.
6878 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6880 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6883 2007-08-27 Jason Merrill <jason@redhat.com>
6886 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6887 zero-sized types after calling gimplify_modify_expr_rhs.
6889 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6891 * regclass.c (init_reg_autoinc): Fix typo.
6893 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6895 Fix PR tree-optimization/33173
6896 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6898 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6901 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6902 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6905 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6906 David Ung <davidu@mips.com>
6907 Nigel Stephens <nigel@mips.com>
6909 Separate target-specific initialization from general
6910 back-end initialization.
6912 * toplev.c (init_alignments): New, split out from...
6913 (process_options): ...here.
6914 (backend_init_target): New, split out from...
6915 (backend_init): ...here.
6916 (lang_dependent_init_target): New, split out from...
6917 (lang_dependent_init): ...here.
6918 (target_reinit): New.
6919 * toplev.h (target_reinit): Declare.
6920 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6921 now can be called more than once. Update comments.
6922 * expr.h (init_expr_target): Likewise.
6923 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6924 now can be called more than once. Explicitly zero
6925 static_reg_base_value.
6926 * emit-rtl.c (init_emit_regs): New, split out from...
6927 (init_emit_once): Here.
6928 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6929 non-const, so that changes from command-line arguments can overwrite
6930 values provided by the static initializers.
6931 (initial_call_really_used_regs): New, used similarly to the above.
6932 (initial_reg_names): Likewise.
6933 (last_mode_for_init_move_cost): Promoted function-local static to
6934 file-scope static to make it accessible outside init_move_cost.
6935 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6936 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6937 reg_names since it is needed for parsing command-line options.
6938 (init_move_cost): Use last_mode_for_init_move_cost instead of
6939 function-local static.
6940 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6941 call_really_used_regs now. Reinitialize reg_names. Also
6942 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6943 reg_class_superunion. Clear losing_caller_save_reg_set.
6944 Preserve global registers if called more than once. Reset
6945 move cost, may_move_in_cost, may_move_out_cost, and
6946 last_mode_for_init_move_cost.
6947 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6948 can now be invoked more than once. Update comments.
6949 (init_regs): Update comments.
6950 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6951 and initial_call_really_used_regs, instead of the non-initial
6952 variables. This allows us to save the command-line register settings
6953 after target reinitialization.
6954 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6955 * rtl.h (init_emit_regs): Declare.
6956 (init_reg_modes_target, init_alias_target): Renamed as described
6958 * reload1.c (init_reload): Update comments.
6959 * optabs.c (init_optabs): Likewise.
6960 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6962 2007-08-26 Chao-ying Fu <fu@mips.com>
6964 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6967 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6969 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6971 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6973 * bb-reorder.c (copy_bb_p): Likewise.
6974 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6975 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6976 block_ends_with_condjump_p): Likewise.
6977 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6978 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6979 block_ends_with_condjump_p): Likewise.
6980 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6981 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6982 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6983 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6984 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6985 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6986 debug_true_const_tree instad of debug_true_tree.
6987 * debug.c (do_nothing_debug_hooks): Likewise.
6988 * debug.h (ignore_block, debug_true_const_tree): Constify.
6989 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6990 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6991 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6992 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6993 dbx_reg_number, is_based_loc, field_type,
6994 simple_type_align_in_bits, simple_decl_align_in_bits,
6995 simple_type_size_in_bits, field_byte_offset, insert_float,
6996 type_tag, member_declared_type, is_redundant_typedef,
6997 secname_for_decl, is_inlined_entry_point): Likewise.
6998 * emit-rtl.c (const_next_insn, const_previous_insn,
6999 const_next_nonnote_insn, const_prev_nonnote_insn,
7000 const_next_real_insn, const_prev_real_insn,
7001 const_next_active_insn, const_prev_active_insn, const_next_label,
7002 const_prev_label): Likewise.
7003 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
7005 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
7006 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
7007 sched_insn_is_legitimate_for_speculation_p): Likewise.
7008 * jump.c (reversed_comparison_code_parts,
7009 reversed_comparison_code, reversed_comparison, condjump_label):
7011 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
7012 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
7014 * rtl.h (const_previous_insn, const_next_insn,
7015 const_prev_nonnote_insn, const_next_nonnote_insn,
7016 const_prev_real_insn, const_next_real_insn,
7017 const_prev_active_insn, const_next_active_insn, const_prev_label,
7018 const_next_label, modified_between_p, modified_in_p,
7019 const_note_storeskeep_with_call_p, condjump_label,
7020 reversed_comparison, reversed_comparison_code,
7021 reversed_comparison_code_parts, memory_modified_in_insn_p,
7022 stack_regs_mentioned): Likewise.
7023 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
7024 keep_with_call_p): Likewise.
7025 * sched-deps.c (deps_may_trap_p, sched_get_condition,
7026 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
7027 sd_lists_size, sd_lists_empty_p): Likewise.
7028 * sched-int.h (sched_insns_conditions_mutex_p,
7029 haifa_classify_insn, no_real_insns_p,
7030 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
7031 sd_lists_size, sd_lists_empty_p): Likewise.
7032 * sdbout.c (sdb_debug_hooks): Likewise.
7033 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
7034 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
7035 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
7037 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
7038 tree_can_throw_internal): Likewise.
7039 * tree-flow-inline.h (phi_nodes): Likewise.
7040 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
7041 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
7042 * tree-gimple.c (const_get_call_expr_in): Likewise.
7043 * tree-gimple.h (const_get_call_expr_in): Likewise.
7044 * tree.c (const_lookup_attribute, attribute_list_equal,
7045 attribute_list_contained): Likewise.
7046 * tree.h (attribute_list_equal, attribute_list_contained,
7047 const_lookup_attribute): Likewise.
7048 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
7050 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7052 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
7053 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
7055 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7058 * config/alpha/constraints.md: Delete "svn:mime-type" property
7059 with svn propdel "svn:mime-type".
7061 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7064 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
7065 non NOTE insn doesn't cross basic block.
7066 (noce_try_abs): Likewise.
7067 (noce_process_if_block): Likewise.
7069 2007-08-26 David Edelsohn <edelsohn@gnu.org>
7072 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
7073 operand without auto-inc-dec.
7074 * config/rs6000/rs6000.md (floatsidf2_internal): Use
7075 offsettable_mem_operand.
7076 (floatunssidf2_internal): Same.
7077 (fix_truncdfsi2_internal): Same.
7078 (floatsidf_ppc64): Same.
7079 (floatunssidf_ppc64): Same.
7080 (fix_trunctfsi2_internal): Same.
7082 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7085 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
7086 pass defines needed for version.c.
7088 2007-08-25 Joseph Myers <joseph@codesourcery.com>
7090 * configure.ac (--debug-prefix-map check): Change assembler
7091 version presumed to have feature to 2.18.
7092 * configure: Regenerate.
7094 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7096 * c-common.c (vector_types_convertible_p,
7097 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
7098 self_promoting_args_p): Constify.
7099 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
7100 c_promoting_integer_type_p, self_promoting_args_p,
7101 anon_aggr_type_p, vector_types_convertible_p): Likewise.
7102 * c-decl.c (anon_aggr_type_p): Likewise.
7103 * * c-dump.c (dump_stmt): Likewise.
7104 * c-objc-common.c (has_c_linkage): Likewise.
7105 * c-tree.h (same_translation_unit_p): Likewise.
7106 * c-typeck.c (null_pointer_constant_p,
7107 tagged_types_tu_compatible_p, function_types_compatible_p,
7108 type_lists_compatible_p, lvalue_or_else, lvalue_p,
7109 comptypes_internal, struct tagged_tu_seen_cache,
7110 same_translation_unit_p, alloc_tagged_tu_seen_cache,
7111 c_size_in_bytes): Likewise.
7112 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
7113 hash_ptr, eq_ptr): Likewise.
7114 * langhooks-def.h (lhd_decl_ok_for_sibcall,
7115 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
7116 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
7117 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
7119 * optabs.c (optab_for_tree_code): Likewise.
7120 * optabs.h (optab_for_tree_code): Likewise.
7121 * rtl.h (simplify_rtx): Likewise.
7122 * simplify-rtx.c (simplify_rtx): Likewise.
7123 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
7124 dump_flag, dump_node): Likewise.
7125 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
7126 queue_and_dump_type, dump_flag): Likewise.
7127 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
7128 * tree-pass.h (dump_node): Likewise.
7129 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
7130 supportable_narrowing_operation): Likewise.
7131 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
7132 supportable_narrowing_operation): Likewise.
7133 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
7134 is_negative_overflow_infinity, is_positive_overflow_infinity,
7135 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
7136 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
7137 update_value_range, add_equivalence, ssa_name_nonnegative_p,
7138 ssa_name_nonzero_p, fp_predicate): Likewise.
7139 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
7140 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
7141 ssa_name_nonnegative_p): Likewise.
7143 2007-08-25 Hans Kester <hans.kester@ellips.nl>
7145 * config.gcc : Add x86_64-elf target.
7147 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7149 * expr.c (store_expr): Fix order of store_by_pieces arguments.
7151 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
7152 Nigel Stephens <nigel@mips.com>
7156 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
7157 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
7158 * expr.c (SET_BY_PIECES_P): Define.
7159 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
7160 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
7161 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
7163 * expr.h (SET_RATIO): Define.
7164 (can_store_by_pieces, store_by_pieces): Update prototypes.
7165 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
7166 can_store_by_pieces/store_by_pieces.
7167 (expand_builtin_memcpy_args): Likewise.
7168 (expand_builtin_strncpy): Likewise.
7169 (expand_builtin_memset_args): Likewise. Also remove special case
7170 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
7171 decide what to do instead.
7172 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
7173 to can_store_by_pieces.
7175 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
7176 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
7178 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
7179 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
7180 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
7181 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
7182 (STORE_BY_PIECES_P): Define.
7184 2007-08-24 Tom Tromey <tromey@redhat.com>
7186 * varpool.c (varpool_last_needed_node): Fix comment typo.
7187 * c-decl.c (duplicate_decls): Fix comment typo.
7188 (clone_underlying_type): Update comment.
7190 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7192 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
7193 alpha_in_small_data_p, alpha_split_complex_arg,
7194 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7196 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
7197 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
7199 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
7200 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7201 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
7202 * config/darwin.c (darwin_binds_local_p): Likewise.
7203 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
7205 * config/i386/i386-protos.h (i386_pe_binds_local_p,
7206 i386_pe_valid_dllimport_attribute_p): Likewise.
7207 * config/i386/i386.c (ix86_function_regparm,
7208 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
7209 x86_can_output_mi_thunk, ix86_mangle_type,
7210 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
7211 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
7212 i386_pe_binds_local_p): Likewise.
7213 * config/ia64/ia64.c
7214 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
7215 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
7216 ia64_invalid_conversion, ia64_invalid_unary_op,
7217 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7219 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
7220 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
7221 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7222 * config/mips/mips.c (mips_use_blocks_for_constant_p,
7223 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
7224 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7225 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
7226 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
7227 * config/pa/pa.c (pa_commutative_p): Likewise.
7228 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
7230 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
7231 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
7232 rs6000_use_blocks_for_constant_p,
7233 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
7234 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7235 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
7236 * config/s390/s390.c (s390_mangle_type,
7237 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
7239 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7240 th_in_small_data_p): Likewise.
7241 * config/sh/sh.c (sh_ms_bitfield_layout_p,
7242 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7244 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
7245 sparc_mangle_type): Likewise.
7246 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
7247 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
7248 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
7250 * hooks.c (hook_bool_mode_const_rtx_false,
7251 hook_bool_mode_const_rtx_true,
7252 hook_bool_const_tree_hwi_hwi_const_tree_false,
7253 hook_bool_const_tree_hwi_hwi_const_tree_true,
7254 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7255 hook_constcharptr_const_tree_null,
7256 hook_constcharptr_const_rtx_null,
7257 hook_constcharptr_const_tree_const_tree_null,
7258 hook_constcharptr_int_const_tree_null,
7259 hook_constcharptr_int_const_tree_const_tree_null): New.
7260 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7261 hook_bool_tree_hwi_hwi_tree_false,
7262 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7263 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7264 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7265 hook_constcharptr_int_tree_null,
7266 hook_constcharptr_int_tree_tree_null): Delete.
7267 (default_can_output_mi_thunk_no_vcall): Constify.
7268 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7269 hook_bool_tree_hwi_hwi_tree_false,
7270 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7271 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7272 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7273 hook_constcharptr_int_tree_null,
7274 hook_constcharptr_int_tree_tree_null): Delete.
7275 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7276 hook_bool_const_tree_hwi_hwi_const_tree_false,
7277 hook_bool_const_tree_hwi_hwi_const_tree_true,
7278 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7279 hook_constcharptr_const_tree_null,
7280 hook_constcharptr_const_rtx_null,
7281 hook_constcharptr_const_tree_const_tree_null,
7282 hook_constcharptr_int_const_tree_null,
7283 hook_constcharptr_int_const_tree_const_tree_null): New.
7284 (default_can_output_mi_thunk_no_vcall): Constify.
7285 * integrate.c (function_attribute_inlinable_p): Likewise.
7286 * integrate.h (function_attribute_inlinable_p): Likewise.
7287 * jump.c (rtx_renumbered_equal_p): Likewise.
7288 * output.h (decl_readonly_section, categorize_decl_for_section,
7289 default_use_anchors_for_symbol_p, default_binds_local_p,
7290 default_binds_local_p_1): Likewise.
7291 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
7293 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7294 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
7295 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
7296 TARGET_COMP_TYPE_ATTRIBUTES,
7297 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
7298 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
7299 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
7300 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
7301 TARGET_DWARF_CALLING_CONVENTION): Likewise.
7302 * target.h (can_output_mi_thunk, needs_block_p,
7303 first_cycle_multipass_dfa_lookahead_guard_spec,
7304 vector_alignment_reachable, comp_type_attributes,
7305 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
7306 commutative_p, use_blocks_for_constant_p,
7307 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
7308 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
7309 invalid_within_doloop, valid_dllimport_attribute_p,
7310 split_complex_arg, invalid_arg_for_unprototyped_fn,
7311 invalid_conversion, invalid_unary_op, invalid_binary_op):
7313 * targhooks.c (default_invalid_within_doloop,
7314 hook_invalid_arg_for_unprototyped_fn,
7315 default_builtin_vector_alignment_reachable): Likewise.
7316 (hook_bool_rtx_commutative_p): Delete.
7317 (hook_bool_const_rtx_commutative_p): New.
7318 * targhooks.h (default_invalid_within_doloop,
7319 default_builtin_vector_alignment_reachable,
7320 hook_invalid_arg_for_unprototyped_fn): Constify.
7321 (hook_bool_rtx_commutative_p): Delete.
7322 (hook_bool_const_rtx_commutative_p): New.
7323 * varasm.c (bss_initializer_p, decl_default_tls_model,
7324 categorize_decl_for_section, decl_readonly_section,
7325 default_use_anchors_for_symbol_p, default_binds_local_p,
7326 default_binds_local_p_1): Constify.
7328 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7330 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7331 __NO_BUILTIN if -fno-builtin.
7333 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7335 * config/bfin/bfin.c (print_operand): Report error instead of
7336 ICE for wrong operand.
7338 2007-08-24 Michael Matz <matz@suse.de>
7340 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
7342 2007-08-24 Richard Guenther <rguenther@suse.de>
7345 * tree-ssa.c (useless_type_conversion_p): Split into a
7346 recursive and a non-recursive part.
7347 (useless_type_conversion_p_1): New function.
7348 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
7349 from maybe_fold_offset_to_reference is trivially convertible
7350 to the desired type before doing the simplification.
7352 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7354 * expr.c (store_expr): Optimize initialization of an array
7356 * expr.h (builtin_strncpy_read_str): New prototype.
7357 * builtins.c (builtin_strncpy_read_str): Remove prototype.
7360 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
7363 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
7364 field when initializing if_info structure.
7366 2007-08-24 Richard Guenther <rguenther@suse.de>
7368 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
7370 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
7371 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
7372 * tree-inline.c (inlinable_function_p): Fold in common parts of
7373 the cannot_inline_tree_fn langhook.
7374 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
7375 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
7376 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7377 cannot_inline_tree_fn langhook.
7378 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7379 cannot_inline_tree_fn member.
7381 2007-08-24 Richard Guenther <rguenther@suse.de>
7383 * expr.c (get_inner_reference): Do computation of bitoffset
7384 from offset in a way we can detect overflow reliably.
7386 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7388 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
7390 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7392 * config/bfin/bfin.opt (mfast-fp): Add.
7393 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
7394 libbffastfp override libgcc if -mfast-fp.
7395 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
7396 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
7397 (Blackfin Options): Document -mfast-fp.
7399 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7401 PR tree-optimization/32573
7403 * tree-data-ref.c (initialize_data_dependence_relation): Clear
7404 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
7405 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
7406 (build_classic_dist_vector): Return false rather than true if
7407 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
7408 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
7409 returned false. Don't call save_dist_v before calling
7410 build_classic_dist_vector_1.
7411 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
7412 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
7413 DDR_DIR_VECTS vectors.
7415 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
7417 * configure.ac (leb128): Modify sed statement to work with any
7418 binutils version string.
7419 * configure: Regenerate
7421 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7423 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
7424 Wrap in RTX_CODE macro guard.
7425 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
7426 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
7427 arm_mark_dllimport, arm_pe_encode_section_info,
7428 arm_pe_unique_section): Use ISO-C function declarations.
7429 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
7430 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
7431 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
7433 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
7434 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
7436 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
7438 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
7439 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
7440 (register_move_cost): Use ISO-C function declarations.
7441 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
7442 * config/score/score-protos.h (score_declare_object): Add
7444 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
7446 * final.c (profile_function): Avoid empty if-bodies.
7449 * calls.c (must_pass_in_stack_var_size,
7450 must_pass_in_stack_var_size_or_pad): Constify.
7451 * config/alpha/alpha-protos.h (function_value): Likewise.
7452 * config/alpha/alpha.c (alpha_return_in_memory,
7453 alpha_pass_by_reference, function_value,
7454 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7455 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7457 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7458 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7459 TARGET_PROMOTE_PROTOTYPES): Likewise.
7460 * config/arm/arm-protos.h (arm_return_in_memory,
7461 arm_pad_arg_upward, arm_function_value): Likewise.
7462 * config/arm/arm.c (arm_pass_by_reference,
7463 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7464 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7465 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7467 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7468 * config/avr/avr-protos.h (avr_function_value): Likewise.
7469 * config/avr/avr.c (avr_return_in_memory,
7470 gas_output_limited_string, gas_output_ascii, avr_function_value,
7471 avr_return_in_memory): Likewise.
7472 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7473 * config/bfin/bfin.c (bfin_pass_by_reference,
7474 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7475 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7477 * config/cris/cris.c (cris_pass_by_reference,
7478 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7479 * config/crx/crx.c (crx_return_in_memory): Likewise.
7480 * config/darwin.c (function_base, machopic_function_base_name):
7482 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7483 TARGET_PROMOTE_PROTOTYPES): Likewise.
7484 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7485 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7486 * config/i386/i386-protos.h (ix86_return_in_memory,
7487 ix86_sol10_return_in_memory): Likewise.
7488 * config/i386/i386.c (ix86_function_value,
7489 ix86_function_sseregparm, ix86_must_pass_in_stack,
7490 type_natural_mode, classify_argument, examine_argument,
7491 construct_container, ix86_pass_by_reference, function_value_32,
7492 function_value_64, ix86_function_value_1, return_in_memory_32,
7493 return_in_memory_64, return_in_memory_ms_64,
7494 ix86_return_in_memory, ix86_sol10_return_in_memory,
7495 TARGET_PROMOTE_PROTOTYPES): Likewise.
7496 * config/ia64/ia64-protos.h (ia64_function_value,
7497 ia64_hpux_function_arg_padding): Likewise.
7498 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7499 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7500 ia64_hpux_function_arg_padding): Likewise.
7501 * config/iq2000/iq2000-protos.h (function_arg,
7502 iq2000_function_value): Likewise.
7503 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7504 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7505 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7506 function_arg, iq2000_function_value): Likewise.
7507 * config/m32c/m32c-protos.h (m32c_function_value,
7508 m32c_promote_function_return): Likewise.
7509 * config/m32c/m32c.c (m32c_pass_by_reference,
7510 m32c_promote_prototypes, m32c_promote_function_return,
7511 m32c_function_value): Likewise.
7512 * config/m32r/m32r.c (m32r_return_in_memory,
7513 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7514 m32r_in_small_data_p): Likewise.
7515 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7517 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7518 m68hc11_function_arg_padding): Likewise.
7519 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7520 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7521 m68k_function_value): Likewise.
7522 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7523 mcore_function_value): Likewise.
7524 * config/mcore/mcore.c (handle_structs_in_regs,
7525 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7526 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7527 mcore_num_arg_regs, mcore_function_value): Likewise.
7528 * config/mips/mips-protos.h (mips_pad_arg_upward,
7529 mips_function_value): Likewise.
7530 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7531 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7532 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7533 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7534 mips_function_value): Likewise.
7535 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7537 * config/mmix/mmix.c (mmix_pass_by_reference,
7538 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7539 mmix_encode_section_info): Likewise.
7540 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7542 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7543 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7544 mn10300_function_value): Likewise.
7545 * config/mt/mt-protos.h (mt_function_value): Likewise.
7546 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7547 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7548 * config/pa/pa-protos.h (function_arg_padding, function_value,
7549 pa_return_in_memory): Likewise.
7550 * config/pa/pa.c (pa_pass_by_reference,
7551 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7552 function_arg_padding, function_value, pa_return_in_memory):
7554 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7555 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7556 function_arg_padding): Likewise.
7557 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7558 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7559 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7560 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7561 function_arg_padding, altivec_expand_dst_builtin,
7562 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7563 altivec_init_builtins, rs6000_common_init_builtins,
7564 rs6000_function_value): Likewise.
7565 * s390/s390-protos.h (s390_function_value): Likewise.
7566 * config/s390/s390.c (s390_function_arg_size,
7567 s390_pass_by_reference, s390_return_in_memory,
7568 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7569 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7570 * config/score/score-protos.h (score_function_value): Likewise.
7571 * config/score/score.c (score_arg_partial_bytes,
7572 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7573 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7574 score_pass_by_reference, score_add_offset, score_function_value):
7576 * config/sh/sh-protos.h (sh_attr_renesas_p,
7577 sh_promote_prototypes): Likewise.
7578 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7579 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7580 sh_attr_renesas_p): Likewise.
7581 * config/sparc/sparc-protos.h (function_value,
7582 function_arg_padding): Likewise.
7583 * config/sparc/sparc.c (sparc_promote_prototypes,
7584 sparc_return_in_memory, sparc_pass_by_reference,
7585 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7586 function_arg_record_value_2, function_arg_record_value_1,
7587 function_arg_record_value, function_arg_record_value,
7588 function_arg_padding, function_value): Likewise.
7589 * config/spu/spu-protos.h (spu_function_value): Likewise.
7590 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7591 spu_function_value): Likewise.
7592 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7594 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7595 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7596 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7598 * config/v850/v850.c (v850_return_in_memory,
7599 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7600 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7601 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7602 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7603 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7605 * explow.c (promote_mode, hard_function_value): Likewise.
7606 * expr.h (hard_function_value, promote_mode): Likewise.
7607 * function.c (aggregate_value_p): Likewise.
7608 * hooks.c (hook_bool_const_tree_true): New.
7609 * hooks.h (hook_bool_const_tree_true): New.
7610 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7611 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7612 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7613 TARGET_RETURN_IN_MSB): Likewise.
7614 * target.h (promote_function_args, promote_function_return,
7615 promote_prototypes, return_in_memory, return_in_msb,
7616 pass_by_reference, must_pass_in_stack, callee_copies,
7617 function_value): Likewise.
7618 * targhooks.c (default_return_in_memory,
7619 hook_pass_by_reference_must_pass_in_stack,
7620 hook_callee_copies_named,
7621 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7622 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7623 default_function_value): Likewise.
7624 * targhooks.h (default_return_in_memory,
7625 hook_pass_by_reference_must_pass_in_stack,
7626 hook_callee_copies_named,
7627 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7628 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7629 default_function_value): Likewise.
7630 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7631 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7632 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7633 * tree.c (needs_to_live_in_memory): Likewise.
7634 * tree.h (struct tree_type, needs_to_live_in_memory,
7635 aggregate_value_p, must_pass_in_stack_var_size,
7636 must_pass_in_stack_var_size_or_pad): Likewise.
7637 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7638 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7639 lookup_filename): Likewise.
7641 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7644 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7645 fake fcomi i387 instruction for !TARGET_CMOVE.
7646 (ix86_expand_branch): Expand natural sequence with one jump for
7647 all targets, not only TARGET_CMOVE.
7648 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7649 pattern to implement fake fcomi sequence. Split instruction after
7650 reload to correct compare sequences.
7651 (*cmpfp_xf_cc): Ditto.
7652 (*cmpfp_<mode>_cc): Ditto.
7653 (*cmpfp_u_cc): Ditto.
7654 (*cmpfp_<mode>_cc): Ditto.
7656 2007-08-23 Richard Guenther <rguenther@suse.de>
7658 * tree-pretty-print.c (dump_generic_node): Annotate
7659 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7661 2007-08-23 Richard Guenther <rguenther@suse.de>
7663 * builtins.c (expand_builtin_mathfn): Wrap argument in
7664 save_expr directly instead of re-building the call.
7665 (expand_builtin_mathfn_2): Likewise.
7666 (expand_builtin_mathfn_3): Likewise.
7667 (expand_builtin_interclass_mathfn): Likewise.
7668 (expand_builtin_int_roundingfn): Set arg.
7669 (expand_builtin_int_roundingfn_2): Likewise.
7671 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7673 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7674 *sse_nand<mode>3, *sse_xor<mode>3): New.
7676 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7678 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7679 * config/i386/i386.c (print_operand): Handle ';' code. Output
7680 semicolon for TARGET_MACHO.
7681 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7682 emit semicolon after 'lock' prefix.
7683 (sync_double_compare_and_swap<mode>): Ditto.
7684 (*sync_double_compare_and_swapdi_pic): Ditto.
7685 (*sync_compare_and_swap_cc<mode>): Ditto.
7686 (sync_double_compare_and_swap_cc<mode>): Ditto.
7687 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7688 (sync_old_add<mode>): Ditto.
7689 (sync_add<mode>): Ditto.
7690 (sync_sub<mode>): Ditto.
7691 (sync_ior<mode>): Ditto.
7692 (sync_and<mode>): Ditto.
7693 (sync_xor<mode>): Ditto.
7695 2007-08-22 Chao-ying Fu <fu@mips.com>
7697 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7699 (copy_rtx): Handle CONST_FIXED.
7700 (rtx_equal_p): Likewise.
7701 * rtl.h (fixed_value.h): New include.
7702 (rtx_def): Add a new field of fixed_value to u.
7703 (XCNMPFV): Define for accessing fixed_value.
7704 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7706 * rtl.def (CONST_FIXED): New constant.
7707 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7708 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7709 US_ASHIFT): New codes.
7710 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7711 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7712 unsigned_fract_convert, unsigned_sat_fract): Document them.
7713 * varasm.c (assemble_integer): Extend to support fixed-point constants
7714 by using different machine classes.
7715 (decode_addr_const): Handle FIXED_CST.
7716 (const_hash_1): Likewise.
7717 (compare_constant): Likewise.
7718 (copy_constant): Likewise.
7719 (const_rtx_hash_1): Handle CONST_FIXED.
7720 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7721 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7723 (initializer_constant_valid_p): Handle FIXED_CST.
7724 (output_constant): Support FIXED_POINT_TYPE.
7725 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7726 * cse.c (hash_rtx): Support CONST_FIXED.
7727 (exp_equiv_p): Likewise.
7728 (cannon_reg): Likewise.
7729 (fold_rtx): Likewise.
7730 (equiv_constant): Likewise.
7731 (cse_process_notes_1): Likewise.
7732 (count_reg_usage): Likewise.
7733 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7734 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7735 (wrap_constant): Check CONST_FIXED.
7736 (cselib_hash_rtx): Support CONST_FIXED.
7737 (cselib_subst_to_values): Likewise.
7738 * df-scan.c (df_uses_record): Likewise.
7739 * gcse.c (want_to_gcse_p): Likewise.
7740 (oprs_unchanged_p): Likewise.
7741 (oprs_not_set_p): Likewise.
7742 (compute_transp): Likewise.
7743 (extract_mentioned_regs_helper): Likewise.
7744 * genemit.c (gen_exp): Likewise.
7745 * local-alloc.c (equiv_init_varies_p): Likewise.
7746 (contains_replace_regs): Likewise.
7747 (memref_referenced_p): Likewise.
7748 * loop-invariant.c (check_maybe_invariant): Likewise.
7749 (hash_invariant_expr_1): Likewise.
7750 (invariant_expr_equal_p): Likewise.
7751 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7752 * regclass.c (reg_scan_mark_refs): Likewise.
7753 * regrename.c (scan_rtx): Likewise.
7754 * resource.c (mark_referenced_resources): Likewise.
7755 (mark_set_resources): Likewise.
7756 * rtlanal.c (rtx_unstable_p): Likewise.
7757 (rtx_varies_p): Likewise.
7758 (count_occurrences): Likewise.
7759 (reg_mentioned_p): Likewise.
7760 (modified_between_p): Likewise.
7761 (modified_in_p): Likewise.
7762 (volatile_insn_p): Likewise.
7763 (volatile_refs_p): Likewise.
7764 (side_effects_p): Likewise.
7765 (may_trap_p_1): Likewise.
7766 (inequality_comparisons_p): Likewise.
7767 (computed_jump_p_1): Likewise.
7768 (commutative_operand_precedence): Likewise.
7769 * sched-deps.c (sched_analyze_2): Likewise.
7770 * sched-vis.c (print_value): Likewise.
7771 * reload.c (operands_match_p): Likewise.
7772 (subst_reg_equivs): Likewise.
7773 * reload1.c (eliminate_regs_1): Likewise.
7774 (elimination_effects): Likewise.
7775 (scan_paradoxical_subregs): Likewise.
7776 * alias.c (rtx_equal_for_memref_p): Likewise.
7777 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7778 * emit-rtl.c (const_fixed_htab): New hash table.
7779 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7781 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7782 const_fixed_from_fixed_value): New functions.
7783 (verify_rtx_sharing): Handle CONST_FIXED.
7784 (copy_rtx_if_shared_1): Likewise.
7785 (reset_used_flags): Likewise.
7786 (set_used_flags): Likewise.
7787 (copy_insn_1): Likewise.
7788 (init_emit_once): Create const_fixed_htab.
7789 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7791 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7793 PR tree-optimization/32949
7794 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7795 before failing for ivs with non-constant step.
7797 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7799 * doc/md.texi (Iterators): Renamed from Macros. All contents
7800 changed to reflect rename of respectively define_code_macro and
7801 define_mode_macro to define_code_iterator and define_mode_iterator.
7802 (Mode Iterators, Code Iterators): Similar.
7803 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7804 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7805 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7806 (initialize_iterators, find_iterator, check_code_iterator)
7807 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7808 (read_mapping, read_rtx_1): Similar.
7809 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7810 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7811 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7812 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7813 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7814 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7815 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7816 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7817 config/rs6000/sync.md, config/rs6000/rs6000.md,
7818 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7819 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7820 config/vax/vax.md, config/bfin/bfin.md: Similar.
7822 2007-08-22 David Daney <ddaney@avtrex.com>
7824 * doc/install.texi (Testing): Mention testing on a simulator.
7826 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7828 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7830 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7831 and rearrange floating point conversion functions into different
7834 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7836 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7837 dfa_post_advance_cycle): New scheduler hooks.
7838 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7839 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7841 (TARGET_SCHED): Use them.
7842 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7843 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7844 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7846 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7847 function to facilitate debugging.
7848 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7849 (output_insn_has_dfa_reservation_p): New static function to output
7850 insn_has_dfa_reservation_p ().
7851 (write_automata): Use it.
7852 * genattr.c (main): Output declaration for
7853 insn_has_dfa_reservation_p ().
7855 2007-08-22 Christian Bruel <christian.bruel@st.com>
7856 Richard Guenther <rguenther@suse.de>
7858 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7859 * simplify_rtx (simplify_binary_operation_1): Likewise.
7861 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7863 PR rtl-optimization/32557
7864 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7865 of REGNO (mws->mw_reg).
7867 2007-08-22 Richard Guenther <rguenther@suse.de>
7870 * builtins.c (expand_builtin_int_roundingfn): Replace call
7871 argument wrapped with SAVE_EXPR directly.
7872 (expand_builtin_int_roundingfn_2): Likewise.
7874 2007-08-22 Richard Guenther <rguenther@suse.de>
7876 * tree-inline.c (inlinable_function_p): Restore disregarding
7877 inline limits for GNU extern inline functions.
7879 2007-08-22 Richard Guenther <rguenther@suse.de>
7882 * tree.c (host_integerp): Treat sizetype as signed as it is
7885 2007-08-21 Ian Lance Taylor <iant@google.com>
7887 PR tree-optimization/33134
7888 * tree-vrp.c (adjust_range_with_scev): Call
7889 set_value_range_to_value.
7891 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7893 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7896 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7898 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7901 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7903 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7904 cases to set eight bytes at a time.
7905 (expand_block_move): Likewise.
7907 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7910 * dwarf2out.c (gen_decl_die): Don't call
7911 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7913 2007-08-21 Paul Brook <paul@codesourcery.com>
7914 Nathan Sidwell <nathan@codesourcery.com>
7915 Mark Mitchell <mark@codesourcery.com>
7916 Joseph Myers <joseph@codesourcery.com>
7918 * configure.ac: Add --with-pkgversion and --with-bugurl.
7919 * configure: Regenerate.
7920 * doc/install.texi: Document them.
7921 * version.c (version_string): Remove VERSUFFIX.
7922 (VERSUFFIX): Remove.
7923 (pkgversion_string): New.
7924 (bug_report_url): Do not hard-code initializer.
7925 * version.h (pkgversion_string): Declare.
7926 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7928 (version.o): Define PKGVERSION and BUGURL.
7929 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7930 (%.pod): Define BUGURL.
7931 * gcc.c (process_command, main): Use pkgversion_string.
7932 * toplev.c (compile_file, print_version): Likewise.
7933 * protoize.c (main): Likewise.
7934 * gcov.c (print_version): Likewise. Update copyright date.
7935 * gcov-dump.c (print_version): Likewise. Update copyright date.
7936 * mips-tdump.c (main): Likewise. Update copyright date.
7937 * mips-tfile.c (main): Likewise. Update copyright date.
7938 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7939 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7940 shorten description.
7941 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7942 * doc/gccint.texi: Likewise.
7943 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7944 Update copyright date.
7946 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7948 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7949 (ix86_expand_strlensi_unroll_1): Ditto.
7950 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7951 (ix86_expand_carry_flag_compare): Update comment.
7953 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7956 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7957 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7959 2007-08-21 Richard Guenther <rguenther@suse.de>
7961 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7963 2007-08-21 Richard Guenther <rguenther@suse.de>
7966 * fold-const.c (fold_binary): Remove index +p PTR folding.
7967 Fix types of POINTER_PLUS_EXPR generated by folding of
7970 2007-08-20 Chao-ying Fu <fu@mips.com>
7972 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7973 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7974 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7975 (c_common_fixed_point_type_for_size): Declare.
7976 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7977 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7978 (c_token_starts_declspecs): Likewise.
7979 (c_parser_declspecs): Likewise.
7980 (c_parser_attributes): Likewise.
7981 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7982 (c_declspecs): Add saturating_p.
7983 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7984 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7985 _Sat. Handle RID_SAT.
7986 Avoid using void, bool, char, int, float, double, _Decimal32,
7987 _Decimal64, _Decimal128, and complex with _Sat.
7988 Handle RID_FRACT and RID_ACCUM.
7989 Make sure _Sat is used with _Fract or _Accum.
7990 (finish_declspecs): Handle cts_fract and cts_accum.
7991 * c-common.c (fixed-value.h): New include.
7992 (constant_expression_warning): Handle FIXED_CST.
7993 (overflow_warning): Likewise.
7994 (warnings_for_convert_and_check): Likewise.
7995 (c_common_fixed_point_type_for_size): New.
7996 (c_common_type_for_mode): Handle fixed-point modes to
7997 return various saturating/non-saturating, signed/unsigned types.
7998 (c_common_signed_or_unsigned_type): Support fixed-point types.
7999 (shorten_compare): Check fixed-point zero.
8000 Handle FIXED_POINT_TYPE.
8001 (c_common_truthvalue_conversion): Handle FIXED_CST.
8002 Handle FIXED_POINT_TYPE.
8003 (c_common_nodes_and_builtins): Record builtin types for fixed-point
8005 (handle_mode_attribute): Handle fixed-point modes. Need to check
8006 if the signness of base type and fixed-point modes are consistent.
8007 (handle_vector_size_attribute): Handle fixed-point modes.
8008 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
8009 (warn_for_div_by_zero): Check fixed-point zero.
8010 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
8011 a common fixed-point type based on fbit, ibit, sign, and saturation.
8012 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
8013 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
8014 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
8015 (convert_for_assignment): Support FIXED_POINT_TYPE.
8016 (digest_init): Handle FIXED_POINT_TYPE.
8017 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
8018 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8019 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
8020 GE_EXPR, LT_EXPR, GT_EXPR.
8021 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
8022 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
8023 * target.h (gcc_target): Add fixed_point_supported_p.
8024 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
8025 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
8026 (default_fixed_point_supported_p): Define.
8027 * targhooks.h (default_fixed_point_supported_p): Declare.
8028 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
8029 * doc/install.texi (Configuration): Add --enable-fixed-point.
8030 * configure.ac (--enable-fixed-point): New to enable fixed-point
8031 arithmetic extension to C. For mips targets, we enable it by default.
8032 * configure, config.in: Regenerate.
8034 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
8036 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
8038 2007-08-20 David Edelsohn <edelsohn@gnu.org>
8040 * dwarf2out.c (text_section_used): Move declaration outside ifdef
8041 DWARF2_DEBUGGING_INFO.
8042 (cold_text_section_used): Same.
8043 (cold_text_section): Same.
8045 2007-08-20 Richard Guenther <rguenther@suse.de>
8047 * c-typeck.c (convert_for_assignment): Use the type of
8048 the member for the initialization.
8050 2007-08-20 Richard Guenther <rguenther@suse.de>
8052 * c-objc-common.c (c_disregard_inline_limits): Remove.
8053 * c-objc-common.h (c_disregard_inline_limits): Likewise.
8054 * cgraphunit.c (cgraph_process_new_functions): Call
8055 disregard_inline_limits_p.
8056 (cgraph_preserve_function_body_p): Likewise.
8057 * ipa-inline.c (compute_inline_parameters): Likewise.
8058 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
8060 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
8061 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8062 disregard_inline_limits langhook.
8063 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8065 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8066 disregard_inline_limits langhook.
8067 * tree-inline.c (disregard_inline_limits_p): New function.
8068 * tree-inline.h (disregard_inline_limits_p): Declare.
8070 2007-08-20 Richard Guenther <rguenther@suse.de>
8072 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
8073 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
8074 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8075 auto_var_in_fn_p langhook.
8076 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
8078 * tree.c (auto_var_in_fn_p): ... here.
8079 (find_var_from_fn): Call auto_var_in_fn_p directly.
8080 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8081 auto_var_in_fn_p langhook.
8082 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
8083 (copy_body_r): Likewise.
8084 (self_inlining_addr_expr): Likewise.
8085 * tree.h (auto_var_in_fn_p): Declare.
8087 2007-08-20 Richard Guenther <rguenther@suse.de>
8089 * tree.c (WALK_SUBTREE): Call walk_tree_1.
8090 (walk_type_fields): Take lh parameter.
8091 (walk_tree): Rename to ...
8092 (walk_tree_1): ... this. Do not call the walk_subtrees
8093 langhook but the now passed callback. Pass lh on recursion.
8094 (walk_tree_without_duplicates): Rename to ...
8095 (walk_tree_without_duplicates_1): ... this. Take lh parameter
8096 and call walk_tree_1.
8097 * tree.h (walk_tree_lh): New typedef.
8098 (walk_tree_1): Declare.
8099 (walk_tree_without_duplicates_1): Likewise.
8100 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
8101 (walk_tree_without_duplicates): New define to
8102 walk_tree_without_duplicates_1 with NULL lh parameter.
8103 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
8104 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
8106 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
8107 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
8108 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
8111 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8114 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
8115 code in front of the compacting of basic blocks.
8116 Move the folding of statements inbetween the cgraph checking
8117 and compacting of basic blocks.
8119 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8120 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8123 * config/alpha/alpha.c (va_list_skip_additions): Check for
8124 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
8125 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
8126 PLUS_EXPR when checking ap.__base.
8127 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
8128 when doing addition on pointer types. Use size_int instead of
8130 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
8131 ptr_type in the second operand.
8133 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8136 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
8138 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8141 * cfgexpand.c (expand_one_register_var): Mark pointer
8142 DECL_ARTIFICIAL as REG_POINTER also.
8143 * stmt.c (expand_decl): Likewise.
8145 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8152 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
8153 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
8154 on_worklist argument and avoid adding things to worklist multiple
8156 (add_to_worklist): Ditto.
8157 (mark_aliases_call_clobbered): Mark entire structure clobbered if
8158 single SFT is clobbered.
8159 (set_initial_properties): Ditto.
8160 (compute_call_clobbered): Update for changes to function
8162 (create_overlap_variables_for): Always create SFT for offset 0.
8163 (create_structure_vars): Handle PHI's, since we are in SSA form at
8165 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
8166 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
8168 (add_vars_for_offset): Figure out aliases from access + points-to.
8169 (add_virtual_operand): Use add_vars-for_offset.
8170 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
8171 (add_call_clobber_ops): Remove makes_clobbering_call set.
8172 (get_expr_operands): Always pass through the INDIRECT_REF
8174 * tree-ssa-structalias.c (struct constraint_graph): Remove
8176 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
8177 address_taken, pt_used, number_incoming.
8178 (FIRST_ADDR_NODE): Removed.
8179 (merge_graph_nodes): Remove broken code for the moment.
8180 (init_graph): New function.
8181 (build_pred_graph): Remove code to init_graph.
8182 Add location equivalence support.
8183 (struct scc_info): Rename roots to deleted.
8185 (init_scc_info): Ditto
8186 (init_topo_info): Use graph->size.
8187 (compute_topo_order): Ditto.
8188 (do_da_constraint): Removed.
8189 (do_sd_constraint): Remove calls to find().
8190 set_union_with_increment should always get 0 as last arg here.
8191 (do_complex_constraint): Replace do_da_constraint with assert.
8193 (struct equiv_class_label): New.
8194 (pointer_equiv_class_table): Ditto.
8195 (location_equiv_class_table): Ditto.
8196 (equiv_class_label_hash): Ditto.
8197 (equiv_class_label_eq): Ditto
8198 (equiv_class_lookup): Ditto.
8199 (equiv_class_ladd): Ditto.
8200 (pointer_equiv_class): Ditto.
8201 (location_equiv_class): Ditto.
8202 (condense_visit): Rename and rewrite from label_visit to do only
8203 SCC related stuff for HU.
8204 (label_visit): Do HU work for HU.
8205 (perform_var_substitution): Update to do HU and location
8207 (free_var_substitution_info): Update to free HU and location
8208 equivalence structures. */
8209 (find_equivalent_node): Update for pointer but not location
8211 (unite_pointer_equivalences): New function.
8212 (move_complex_constraints): Rewrite to only do moving.
8213 (rewrite_constraints): Split out of move_complex_constraints.
8214 (solve_graph): Use graph->size.
8215 (process_constraint_1): Add from_call argument, use it.
8216 Split *a = &b into two constraints.
8217 (process_constraint): Use new process_constraint_1.
8218 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
8219 (get_constraint_for): Handle non-pointer integers properly.
8220 Remove code that used to handle structures.
8221 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
8222 with unknown addends.
8223 (handle_rhs_call): New function.
8224 (find_func_aliases): Use handle_rhs_call.
8225 (set_uids_in_ptset): Add an assert.
8226 (set_used_smts): Fix bug in not considering unified vars.
8227 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
8228 (compute_points_to_sets): Update for other function changes.
8229 (delete_points_to_sets): Ditto.
8230 (ipa_pta_execute): Ditto.
8231 (pass_ipa_pta): We need to update SSA after ipa_pta.
8233 2007-08-19 Jan Hubicka <jh@suse.cz>
8235 * i386.md: Replace "rim" and "mri" constraints by "g".
8237 2007-08-19 Joseph Myers <joseph@codesourcery.com>
8239 * dwarf2out.c (text_section_used, cold_text_section_used,
8240 cold_text_section, dwarf2out_note_section_used): New.
8241 (dwarf2out_init): Initialize cold_text_section.
8242 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
8243 dwarf2out_note_section_used.
8244 (size_of_aranges): Only count entry for text section if it was
8245 used. Count entry for cold text section if it was used.
8246 (output_aranges): Only output entries for text section and cold
8247 text section if they were used.
8249 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8251 * tree-pretty-print.c (debug_generic_expr): Add a comment about
8253 (debug_generic_stmt): Likewise.
8254 (debug_tree_chain): Likewise.
8256 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8258 * tree-data-refs.c (split_constant_offset): Expose.
8259 * tree-data-refs.h (split_constant_offset): Add declaration.
8261 * tree-vectorizer.h (dr_alignment_support): Renamed
8262 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
8263 Added a new value dr_explicit_realign.
8264 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
8265 dr_offset, dr_step, and dr_aligned_to, along with new access
8266 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
8267 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
8268 STMT_VINFO_DR_ALIGNED_TO.
8270 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
8272 In case of outer-loop vectorization with non-fixed misalignment - use
8273 the dr_explicit_realign scheme instead of the optimized realignment
8275 (new_stmt_vec_info): Initialize new fields.
8277 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
8278 'nested_in_vect_loop' case. Change verbosity level.
8279 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
8280 Don't fail on zero step in the outer-loop for loads.
8281 (vect_analyze_data_refs): Call split_constant_offset to calculate
8282 base, offset and init relative to the outer-loop.
8284 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
8285 BSI function argument with a new function argument - at_loop.
8286 Simplify the condition that determines STEP. Takes additional argument
8287 INV_P. Support outer-loop vectorization (handle the
8288 nested_in_vect_loop case), including zero step in the outer-loop. Call
8289 vect_create_addr_base_for_vector_ref with additional argument.
8290 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
8291 Updated function documentation. Handle the 'nested_in_vect_loop' case.
8292 Fixed and simplified calculation of step.
8293 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
8294 of bsi, and with additional argument. Call bump_vector_ptr with
8295 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
8296 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
8297 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
8298 when the realignment setup needs to take place inside the loop.
8299 Support the dr_explicit_realign scheme. Allow generating the optimized
8300 realignment scheme for outer-loop vectorization. Added documentation.
8301 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
8302 the 'nested_in_vect_loop' case, including loads that are invariant in
8303 the outer-loop and the realignment schemes. Handle the case when the
8304 realignment setup needs to take place inside the loop. Call
8305 vect_setup_realignment with additional arguments. Call
8306 vect_create_data_ref_ptr with additional argument and with loop instead
8307 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
8308 (vect_gen_niters_for_prolog_loop): Call
8309 vect_create_addr_base_for_vector_ref with additional arguments.
8310 (vect_create_cond_for_align_checks): Likewise.
8311 (bump_vector_ptr): Updated to support the new dr_explicit_realign
8312 scheme: takes additional argument bump; argument ptr_incr is now
8313 optional; updated documentation.
8314 (vect_init_vector): Takes additional argument (bsi). Use it, if
8315 available, to insert the vector initialization.
8316 (get_initial_def_for_induction): Pass additional argument in call to
8318 (vect_get_vec_def_for_operand): Likewise.
8319 (vect_setup_realignment): Likewise.
8320 (vectorizable_load): Likewise.
8322 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8324 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
8325 as argument instead of struct loop.
8326 (nested_in_vect_loop_p): New function.
8327 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
8329 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
8330 from other phis in the loop.
8331 (destroy_loop_vec_info): Add additional argument to declaration.
8333 * tree-vectorizer.c (supportable_widening_operation): Also check if
8334 nested_in_vect_loop_p (don't allow changing the order in this case).
8335 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
8336 of struct loop. Call nested_in_vect_loop_p and don't require
8337 flag_unsafe_math_optimizations if it returns true.
8338 (new_stmt_vec_info): When setting def_type for phis differentiate
8339 loop-header phis from other phis.
8340 (bb_in_loop_p): New function.
8341 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
8342 just update their loop_vinfo. Order of BB traversal now matters -
8343 call dfs_enumerate_from with bb_in_loop_p.
8344 (destroy_loop_vec_info): Takes additional argument to control whether
8345 stmt_vinfo of the loop stmts should be destroyed as well.
8346 (vect_is_simple_reduction): Allow the "non-reduction" use of a
8347 reduction stmt to be defines by a non loop-header phi.
8348 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
8350 * tree-vect-transform.c (vectorizable_reduction): Call
8351 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
8352 (vectorizable_call): Likewise.
8353 (vectorizable_conversion): Likewise.
8354 (vectorizable_operation): Likewise.
8355 (vectorizable_type_promotion): Likewise.
8356 (vectorizable_type_demotion): Likewise.
8357 (vectorizable_store): Likewise.
8358 (vectorizable_live_operation): Likewise.
8359 (vectorizable_reduction): Likewise. Also pass loop_info to
8360 vect_is_simple_reduction instead of loop.
8361 (vect_init_vector): Call nested_in_vect_loop_p.
8362 (get_initial_def_for_reduction): Likewise.
8363 (vect_create_epilog_for_reduction): Likewise.
8364 (vect_init_vector): Check which loop to work with, in case there's an
8366 (get_initial_def_for_inducion): Extend to handle outer-loop
8367 vectorization. Fix indentation.
8368 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
8369 In the case vect_induction_def get the vector def from the induction
8370 phi node, instead of calling get_initial_def_for_inducion.
8371 (get_initial_def_for_reduction): Extend to handle outer-loop
8373 (vect_create_epilog_for_reduction): Extend to handle outer-loop
8375 (vect_transform_loop): Change assert to just skip this case. Add a
8377 (vect_finish_stmt_generation): Add a couple asserts.
8379 (vect_estimate_min_profitable_iters): Multiply
8380 cost of inner-loop stmts (in outer-loop vectorization) by estimated
8382 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
8383 this is an inner-loop reduction in outer-loop vectorization.
8385 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
8386 Same code as what used to be vect_analyze_scalar_cycles, only with
8387 additional argument loop, and loop_info passed to
8388 vect_is_simple_reduction instead of loop.
8389 (vect_analyze_scalar_cycles): Code factored out into
8390 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
8391 Updated documentation.
8392 (analyze_operations): Check for inner-loop loop-closed exit-phis during
8393 outer-loop vectorization that are live or not used in the outerloop,
8394 cause this requires special handling.
8395 (vect_enhance_data_refs_alignment): Don't consider versioning for
8397 (vect_analyze_data_refs): Check that there are no datarefs in the
8399 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
8400 and vect_used_in_outer_by_reduction cases.
8401 (process_use): Also consider the case of outer-loop stmt defining an
8402 inner-loop stmt and vice versa.
8403 (vect_analyze_loop_1): New function.
8404 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
8405 loops. Call vect_analyze_loop_1.
8406 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
8407 been vectorized. Call destroy_loop_vec_info with additional argument.
8409 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
8410 in the inner-loop when doing outer-loop vectorization. Add
8411 documentation and printout.
8412 (vect_recog_dot_prod_pattern): Likewise. Also add check for
8413 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
8415 2007-08-18 Andrew Pinski <pinskia@gmail.com>
8417 * tree-affine.h (print_aff): New prototype.
8418 (debug_aff): Likewise.
8419 * tree-affine.c (print_aff): New function.
8420 (debug_aff): Likewise.
8422 2007-08-18 Paul Brook <paul@codesourcery.com>
8423 Joseph Myers <joseph@codesourcery.com>
8425 * common.opt (-fdebug-prefix-map=): New option.
8426 * opts.c: Include debug.h.
8427 (common_handle_option): Handle -fdebug-prefix-map.
8428 * final.c: Include ggc.h.
8429 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
8430 remap_debug_filename): New.
8431 * Makefile.in (final.o, opts.o): Update dependencies.
8432 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
8433 * configure.ac: Check for assembler --debug-prefix-map support.
8434 * configure, config.in: Regenerate.
8435 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
8436 (ASM_DEBUG_SPEC): Include ASM_MAP.
8437 * doc/install.texi (--with-debug-prefix-map): Document.
8438 * doc/invoke.texi (-fdebug-prefix-map): Document.
8439 * dbxout.c (dbxout_init, dbxout_start_source_file,
8440 dbxout_source_file): Call remap_debug_filename.
8441 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
8442 dwarf2out_start_source_file, dwarf2out_finish): Call
8443 remap_debug_filename.
8444 (file_table_relative_p): Do not check d->emitted_number.
8445 * toplev.c (output_file_directive): Call remap_debug_filename.
8446 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
8447 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
8449 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8451 * loop-invariant.c (find_invariants_to_move): Add missing macro
8454 2007-08-17 Tom Tromey <tromey@redhat.com>
8456 * tree.h (struct tree_label_decl): Removed old "java" fields.
8458 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8459 Nigel Stephens <nigel@mips.com>
8461 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8462 Treat -mno-data-in-code and -mcode-xonly as aliases for
8463 -mcode-readable=no and -mcode-readable=pcrel respectively.
8464 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8465 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8466 (MULTILIB_DIRNAMES): Update accordingly.
8468 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8470 * Makefile.in (version.o): Depend on $(REVISION) only if
8471 REVISION_s is defined.
8473 2007-08-17 Sa Liu <saliu@de.ibm.com>
8474 Ulrich Weigand <uweigand@de.ibm.com>
8477 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8478 use build_qualified_type to retain qualifiers of the base type.
8480 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8482 * config/score/score.md : Update pattern tablejump.
8483 * config/score/score.c : Update score_initialize_trampoline
8485 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8486 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8487 * doc/contrib.texi: Add my entry.
8489 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8491 * Makefile.in (REVISION): New.
8494 (version.o): Also depend on $(REVISION). Add
8495 -DREVISION=$(REVISION_s).
8497 * version.c (version_string): Add REVISION.
8499 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8501 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8502 of GOTO that's relocated to a different block.
8504 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8506 * c-common.c (const_strip_array_types): New.
8507 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8508 (const_strip_array_types): New.
8509 * c-objc-common.c (c_disregard_inline_limits,
8510 c_warn_unused_global_decl): Constify.
8511 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8512 c_vla_type_p, c_incomplete_type_error): Likewise.
8513 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8514 * hooks.c (hook_bool_const_tree_false): New.
8515 * hooks.h (hook_bool_const_tree_false): Likewise.
8516 * langhooks-def.h (lhd_warn_unused_global_decl,
8517 lhd_incomplete_type_error, lhd_expr_size,
8518 lhd_tree_inlining_disregard_inline_limits,
8519 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8520 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8521 * langhooks.c (lhd_warn_unused_global_decl,
8522 lhd_incomplete_type_error,
8523 lhd_tree_inlining_disregard_inline_limits,
8524 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8525 lhd_expr_size): Likewise.
8526 * langhooks.h (lang_hooks_for_tree_inlining,
8527 lang_hooks_for_tree_dump, lang_hooks_for_types,
8528 lang_hooks_for_decls, lang_hooks): Likewise.
8529 * pointer-set.c (pointer_set_t, pointer_set_create,
8530 pointer_set_contains, insert_aux, pointer_set_insert,
8531 pointer_set_traverse, pointer_map_t, pointer_map_create,
8532 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8534 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8535 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8536 pointer_map_traverse): Likewise.
8537 * predict.c (assert_is_empty): Likewise.
8538 * tree-affine.c (free_name_expansion): Likewise.
8539 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8540 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8541 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8543 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8545 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8547 (destroy_loop_vec_info): Add call to VEC_free.
8548 * tree-vectorizer.h (may_alias_ddrs): Define.
8549 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8550 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8551 Change reporting to dump.
8552 (vect_is_duplicate_ddr): New.
8553 (vect_mark_for_runtime_alias_test): New.
8554 (vect_analyze_data_ref_dependences) Add call to
8555 vect_mark_for_runtime_alias_test.
8556 (vect_enhance_data_refs_alignment): Define local variable
8557 vect_versioning_for_alias_required, don't perform
8558 peeling for alignment if versioning for alias is
8560 (vect_enhance_data_refs_alignment): Use
8561 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8562 PARAM_VECT_MAX_VERSION_CHECKS.
8563 * tree-vect-transform.c
8564 (vect_create_cond_for_alias_checks): New.
8565 (vect_transform_loop): Add call to
8566 vect_create_cond_for_alias_checks.
8567 (vect_vfa_segment_size): New.
8568 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8570 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8571 * gcc/doc/invoke.texi
8572 (vect-max-version-for-alignment-checks): Document.
8573 (vect-max-version-for-alias-checks): Document.
8574 (vect-max-version-checks): Remove.
8576 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8578 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8579 the same line as the instruction for all asm dialects.
8580 (*rep_movsi): Ditto.
8581 (*rep_movsi_rex64): Ditto.
8582 (*rep_movqi): Ditto.
8583 (*rep_movqi_rex64): Ditto.
8584 (*rep_stosdi_rex64): Ditto.
8585 (*rep_stossi): Ditto.
8586 (*rep_stossi_rex64): Ditto.
8587 (*rep_stosqi): Ditto.
8588 (*rep_stosqi_rex64): Ditto.
8589 (*cmpstrnqi_nz_1): Ditto.
8590 (*cmpstrnqi_nz_rex_1): Ditto.
8591 (*cmpstrnqi_1): Ditto.
8592 (*cmpstrnqi_rex_1): Ditto.
8593 (*strlenqi_1): Ditto.
8594 (*strlenqi_rex_1): Ditto.
8595 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8596 prefix on the same line as the instruction for all asm dialects.
8597 (sync_double_compare_and_swap<mode>): Ditto.
8598 (*sync_double_compare_and_swapdi_pic): Ditto.
8599 (*sync_compare_and_swap_cc<mode>): Ditto.
8600 (sync_double_compare_and_swap_cc<mode>): Ditto.
8601 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8602 (sync_old_add<mode>): Ditto.
8603 (sync_add<mode>): Ditto.
8604 (sync_sub<mode>): Ditto.
8605 (sync_ior<mode>): Ditto.
8606 (sync_and<mode>): Ditto.
8607 (sync_xor<mode>): Ditto.
8609 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8612 * reload.c (find_reloads): Check that the memory returned by
8613 find_reloads_toplev was not the result of forcing a constant
8615 (find_reloads_toplev): Always use simplify_gen_subreg to get
8616 the subreg of a constant. If the result is also a constant,
8617 but not a legitimate one, force it into the constant pool
8618 and reload its address.
8620 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8622 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8625 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8627 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8628 directive for the current vector ABI.
8630 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8633 * caller-save.c (reg_save_code): Set invalide status on restore code.
8635 2007-08-15 Diego Novillo <dnovillo@google.com>
8637 * tree-ssa-alias.c (compute_memory_partitions): Use
8638 alias_bitmap_obstack to allocate bitmaps.
8639 (reset_alias_info): Factor out of init_alias_info.
8640 Mark all name tags not associated to an SSA name for renaming.
8641 (init_alias_info): Call it.
8642 (create_name_tags): Tidy. Add comments.
8643 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8645 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8647 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8648 scheduler dependencies.
8650 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8652 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8654 (*iorsi_1_zext): Likewise.
8655 (*iorsi_1_zext_imm): Likewise.
8656 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8657 with "rm"/"xm" constraint.
8658 (sse2_vmsqrtv2df2): Likewise.
8660 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8663 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8666 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8668 * tree-pass.h (PROP_pta): Removed.
8669 (TODO_rebuild_alias): New.
8670 (pass_may_alias): Removed.
8671 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8672 aliasing if we changed something.
8673 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8675 (pass_may_alias): Removed.
8676 (create_structure_vars): Return TODO_rebuild_alias.
8677 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8678 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8680 (tree_sra_early): We never affect aliasing right now.
8681 * tree-flow.h (compute_may_aliases): New prototype.
8682 * passes.c: Remove pass_may_alias from the passes.
8683 (execute_function_todo): Support TODO_rebuild_alias.
8685 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8687 * i386.c: (legitimize_address): Move dllimported variable check
8688 infront of legitimizing pic address of CONST symbols.
8690 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8692 PR tree-optimization/32941
8693 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8694 (goto_queue_cmp): Remove.
8695 (find_goto_replacement): Change search method.
8696 (maybe_record_in_goto_queue): Add assert.
8697 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8698 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8700 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8702 * alias.c (component_uses_parent_alias_set): Constify.
8703 * alias.h (component_uses_parent_alias_set): Likewise.
8704 * cfgrtl.c (print_rtl_with_bb): Likewise.
8705 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8706 mpz_get_double_int): Likewise.
8707 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8708 mpz_get_double_int): Likewise.
8709 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8710 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8712 * expr.h (safe_from_p): Likewise.
8713 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8715 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8716 zero_sized_type, goa_lhs_expr_p): Likewise.
8717 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8718 * rtl.h (print_rtl_with_bb): Likewise.
8719 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8720 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8721 * tree-flow-inline.h (bb_stmt_list): Constify.
8722 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8724 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8725 const_first_stmt, const_last_stmt): New.
8726 (block_may_fallthru, empty_block_p): Constify.
8727 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8728 EXPR_ONLY_BODY): New.
8729 (expr_first, expr_last, expr_only): Use macro for body.
8730 (const_expr_first, const_expr_last, const_expr_only): New.
8731 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8732 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8733 ctsi_prev, ctsi_stmt): New.
8734 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8735 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8736 * tree-ssa-loop-niter.c (loop_only_exit_p,
8737 derive_constant_upper_bound): Likewise.
8738 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8739 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8740 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8741 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8742 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8743 * tree.c (get_type_static_bounds): Likewise.
8744 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8745 (get_type_static_bounds): Constify.
8747 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8750 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8751 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8752 (*<addsub><mode>3_cc_overflow): New.
8753 (*add<mode>3_cconly_overflow): New.
8754 (*sub<mode>3_cconly_overflow): New.
8755 (*<addsub>si3_zext_cc_overflow): New.
8756 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8757 CCCmode for LTU, GTU, LEU and GEU.
8758 (ix86_comparison_operator): Likewise.
8759 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8760 * config/i386/i386.c (put_condition_code): Support CCCmode.
8761 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8762 or MINUS expressions.
8764 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8767 * c-typeck.c (build_binary_op): Disallow vector float types with
8768 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8770 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8772 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8773 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8774 (dep_def): New typedef.
8775 (init_dep_1, sd_debug_dep): Declare functions.
8776 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8777 (debug_dep_links): Remove.
8778 (struct _deps_list): New field 'n_links'.
8779 (DEPS_LIST_N_LINKS): New macro.
8780 (FOR_EACH_DEP_LINK): Remove.
8781 (create_deps_list, free_deps_list, delete_deps_list): Remove
8783 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8784 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8785 (copy_deps_list_change_con, move_dep_link): Ditto.
8786 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8787 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8789 (INSN_BACK_DEPS): Remove.
8790 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8792 (INSN_DEP_COUNT): Remove.
8793 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8794 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8795 Declare global variables.
8796 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8797 (add_forw_dep, compute_forward_dependences): Remove declarations.
8798 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8799 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8800 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8802 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8804 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8805 (sd_list_types_def): New typedef.
8806 (sd_next_list): Declare function.
8807 (struct _sd_iterator): New type.
8808 (sd_iterator_def): New typedef.
8809 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8811 (FOR_EACH_DEP): New cycle wrapper.
8812 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8814 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8815 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8818 * sched-deps.c (init_dep_1): Make global.
8819 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8821 (dump_dep): New static function.
8822 (dump_dep_flags): New static variable.
8823 (sd_debug_dep): New function.
8824 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8826 (move_dep_link): Use remove_from_deps_list (), instead of
8828 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8829 (dep_link_is_detached_p): New static function.
8830 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8832 (dn_pool, dl_pool): New alloc_pools.
8833 (dn_pool_diff, dl_pool_diff): New static variables.
8834 (create_dep_node, delete_dep_node): New static function.
8835 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8836 (deps_list_empty_p): Make it static. Use 'n_links' field.
8837 (deps_pools_are_empty_p): New static function.
8838 (alloc_deps_list, delete_deps_list): Remove.
8839 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8840 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8841 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8842 (forward_dependency_cache): Remove.
8843 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8844 'back' from the names. Change signature to use dep_t instead of
8846 (add_back_dep): Ditto. Make global.
8847 (check_dep_status): Rename to check_dep ().
8848 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8850 (sd_finish_insn): Ditto.
8851 (sd_find_dep_between_no_cache): New static function.
8852 (sd_find_dep_between): New function.
8853 (ask_dependency_caches, set_dependency_caches): New static functions.
8854 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8855 (add_or_update_dep_1): Separate pieces of functionality into
8856 ask_dependency_caches (), update_dependency_caches (),
8857 change_spec_dep_to_hard (), update_dep ().
8858 (get_back_and_forw_lists): New static function.
8859 (sd_add_dep): Separate setting of dependency caches into
8860 set_dependency_caches ().
8861 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8863 (sd_delete_dep): Ditto.
8864 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8865 (dump_lists): New static function.
8866 (sd_debug_lists): New debug function.
8867 (delete_all_dependences, fixup_sched_groups): Update to use
8868 sd_* infrastructure.
8869 (sched_analyze_2): Create data-speculative dependency only if
8870 data-speculation is enabled.
8871 (sched_analyze_insn): If insn cannot be speculative, make all its
8872 dependencies non-speculative.
8873 (sched_analyze): Use sd_init_insn ().
8874 (add_forw_dep, compute_forward_dependencies): Remove.
8875 (delete_dep_nodes_in_back_deps): New static function.
8876 (sched_free_deps): New function.
8877 (init_dependency_caches): Init alloc_pools.
8878 (extend_depedency_caches): Update after removing of
8879 forward_dependency_cache.
8880 (free_dependency_caches): Ditto. Free alloc_pools.
8881 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8882 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8884 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8885 (add_dependence): Use init_dep ().
8886 (get_dep_weak_1): New static function.
8887 (get_dep_weak): Move logic to get_dep_weak_1 ().
8888 (dump_ds): New static function moved from haifa-sched.c:
8889 debug_spec_status ().
8890 (debug_ds): New debug function.
8891 (check_dep_status): Rename to check_dep (). Update to check whole
8894 * haifa-sched.c (spec_info): Make global.
8895 (added_recovery_block_p): Rename to
8896 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8897 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8898 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8899 to use new interfaces.
8900 (ok_for_early_queue_removal): Ditto.
8901 (schedule_block): Initialize logical uids of insns emitted by the
8903 (sched_init): Initialize new variable.
8904 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8906 (extend_global): Initialize insn data.
8907 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8908 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8910 (add_to_speculative_block): Update to use new interfaces.
8911 (create_recovery_block): Set new variables.
8912 (create_check_block_twin, fix_recovery_deps): Update to use new
8914 (sched_insn_is_legitimate_for_speculation_p): New function.
8915 (speculate_insn): Move checking logic to
8916 sched_insn_is_legitimate_for_speculation_p ().
8917 (sched_remove_insn): Finalize sched-deps information of instruction.
8918 (clear_priorities, add_jump_dependencies): Update to use new
8920 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8922 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8923 to use new interfaces.
8924 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8925 (new_ready): Try to use control speculation only if it is available.
8926 (add_branch_dependences): Update to use new interfaces.
8927 (compute_block_backward_dependences): Rename to
8928 compute_block_dependences (). Call
8929 targetm.sched.dependencies_evaluation_hook ().
8930 (free_block_dependencies): New static function.
8931 (debug_dependencies): Update to use new interfaces.
8932 (schedule_region): Remove separate computation of forward dependencies.
8933 Move call of targetm.sched.dependencies_evaluation_hook () to
8934 compute_block_dependences (). Free dependencies at the end of
8935 scheduling the region.
8937 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8939 (add_deps_for_risky_insns): Ditto.
8940 (schedule_ebb): Remove separate computation of forward dependencies.
8941 Free dependencies at the end of scheduling the ebb.
8943 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8944 (build_intra_loop_deps): Ditto. Remove separate computation of
8945 forward dependencies. Free sched-deps dependencies.
8947 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8948 to use new interfaces.
8949 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8951 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8953 (is_costly_group): Ditto.
8955 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8957 * alias.c (rtx_equal_for_memref_p): Constify.
8958 * basic-block.h (const_edge, const_basic_block): New.
8959 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8960 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8961 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8962 probably_never_executed_bb_p, edge_probability_reliable_p,
8963 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8964 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8966 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8967 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8969 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8970 flow_nodes_print, dfs_enumerate_from): Likewise.
8971 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8972 control_flow_insn_p, count_basic_blocks): Likewise.
8973 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8974 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8975 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8976 average_num_loop_insns, loop_exit_edge_p,
8977 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8978 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8979 average_num_loop_insns, seq_cost): Likewise.
8980 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8981 * dominance.c (dominated_by_p): Likewise.
8982 * emit-rtl.c (validate_subreg): Likewise.
8983 * except.c (can_throw_internal, can_throw_external): Likewise.
8984 * except.h (can_throw_internal, can_throw_external): Likewise.
8985 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8986 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8987 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8988 simple_mem, store_ops_ok, load_kills_store, find_loads,
8989 store_killed_in_insn, store_killed_after, store_killed_before,
8990 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8992 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8993 noce_mem_write_may_trap_or_fault_p): Likewise.
8994 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8996 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8998 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8999 probably_cold_bb_p, probably_never_executed_bb_p,
9000 edge_probability_reliable_p, br_prob_note_reliable_p,
9001 can_predict_insn_p): Likewise.
9002 * regclass.c (reg_set_to_hard_reg_set): Likewise.
9003 * resource.c (return_insn_p): Likewise.
9004 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
9006 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
9007 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
9008 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
9009 verify_gimple_modify_stmt): Likewise.
9010 * tree-chrec.c (is_not_constant_evolution,
9011 is_multivariate_chrec_rec, is_multivariate_chrec,
9012 chrec_contains_symbols, chrec_contains_undetermined,
9013 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
9014 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
9015 eq_evolutions_p, scev_direction): Likewise.
9016 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
9017 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
9018 chrec_contains_symbols_defined_in_loop,
9019 chrec_contains_undetermined, tree_contains_chrecs,
9020 evolution_function_is_affine_multivariate_p,
9021 evolution_function_is_univariate_p, chrec_zerop,
9022 evolution_function_is_constant_p, evolution_function_is_affine_p,
9023 evolution_function_is_affine_or_constant_p,
9024 tree_does_not_contain_chrecs, chrec_type): Likewise.
9025 * tree-data-ref.c (tree_fold_divides_p,
9026 object_address_invariant_in_loop_p, dr_may_alias_p,
9027 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
9028 same_access_functions, constant_access_functions,
9029 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
9031 * tree-flow.h (scev_direction): Likewise.
9032 * tree-gimple.c (is_gimple_stmt): Likewise.
9033 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
9035 * tree-pretty-print.c (op_prio): Likewise.
9036 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
9037 analyzable_condition, backedge_phi_arg_p): Likewise.
9038 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
9039 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
9040 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
9043 2007-08-13 Dan Hipschman <dsh@google.com>
9046 * c-format.c (check_format_arg): Move check for zero-length
9047 format strings below the check for unterminated strings.
9049 2007-08-13 Andrew Pinski <pinskia@gmail.com>
9052 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
9055 2007-08-13 Nick Clifton <nickc@redhat.com>
9057 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
9059 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9062 * c-format.c (gcc_gfc_length_specs): New array.
9063 (gcc_gfc_char_table): Add unsigned specifier, and references to
9064 the l length modifier.
9065 (format_types_orig): Use the new gcc_gfc_length_specs.
9067 2007-08-12 Sa Liu <saliu@de.ibm.com>
9069 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
9070 and with REG_RETVAL note after split.
9072 2007-08-11 David Daney <ddaney@avtrex.com>
9074 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
9075 as ATTRIBUTE_UNUSED.
9077 2007-08-11 David Edelsohn <edelsohn@gnu.org>
9078 Segher Boessenkool <segher@kernel.crashing.org>
9080 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
9081 HAVE_LOCAL_CPU_DETECT not defined.
9083 2007-08-11 Jan Hubicka <jh@suse.cz>
9085 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
9086 (cgraph_process_new_functions): Honor previous value of
9087 disregard_inline_limits.
9088 * ipa-inline.c (compute_inline_parameters): Likewise.
9090 2007-08-11 Ian Lance Taylor <iant@google.com>
9092 * alias.h (alias_set_type): Define new type.
9093 (ALIAS_SET_MEMORY_BARRIER): Use it.
9094 * rtl.h: Include alias.h.
9095 (struct mem_attrs): Use alias_set_type.
9096 * tree.h: Include alias.h
9097 (struct tree_type): Use alias_set_type.
9098 (struct tree_struct_field_tag): Likewise.
9099 (struct tree_decl_common): Likewise.
9100 * alias.c (struct alias_set_entry): Use alias_set_type.
9101 (get_alias_set_entry, alias_set_subset_of): Likewise.
9102 (alias_sets_conflict_p): Likewise.
9103 (alias_sets_must_conflict_p): Likewise.
9104 (objects_must_conflict_p): Likewise.
9105 (get_alias_set, new_alias_set): Likewise.
9106 (record_alias_subset, record_component_aliases): Likewise.
9107 (varargs_set, frame_set): Change to alias_set_type.
9108 (get_varargs_alias_set): Use alias_set_type.
9109 (get_frame_alias_set): Likewise.
9110 * builtins.c (setjmp_alias_set): Change to alias_set_type.
9111 * dse.c (struct store_info): Use alias_set_type.
9112 (struct read_info, struct clear_alias_mode_holder): Likewise.
9113 (clear_alias_set_lookup, canon_address): Likewise.
9114 (record_store, check_mem_read_rtx): Likewise.
9115 (dse_record_singleton_alias_set): Likewise.
9116 (dse_invalidate_singleton_alias_set): Likewise.
9117 * emit-rtl.c (get_mem_attrs): Likewise.
9118 (set_mem_attributes_minus_bitpos): Likewise.
9119 (set_mem_alias_set): Likewise.
9120 * expr.c (store_constructor_field, store_field): Likewise.
9121 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
9122 * langhooks.c (lhd_get_alias_set): Likewise.
9123 * langhooks-def.h (lhd_get_alias_set): Likewise.
9124 * reload1.c (alter_reg): Likewise.
9125 * tree-flow.h (struct fieldoff): Likewise.
9126 * tree-ssa-alias.c (struct alias_map_d): Likewise.
9127 (may_alias_p, get_smt_for, create_sft): Likewise.
9128 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
9129 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
9130 (merge_smts_into): Likewise.
9131 * varasm.c (const_alias_set): Likewise.
9132 * c-common.c (strict_aliasing_warning): Likewise.
9133 (c_common_get_alias_set): Likewise.
9134 * dse.h (dse_record_singleton_alias_set): Update declaration.
9135 (dse_invalidate_singleton_alias_set): Likewise.
9136 * emit-rtl.h (set_mem_alias_set): Likewise.
9137 * c-common.h (c_common_get_alias_set): Likewise.
9138 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
9139 * print-tree.c (print_node): Likewise.
9140 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
9142 (alpha_setup_incoming_varargs): Use alias_set_type.
9143 * config/i386/i386.c (setup_incoming_varargs_64): Use
9145 (setup_incoming_varargs_ms_64): Likewise.
9146 (ix86_GOT_alias_set): Likewise.
9147 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9148 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
9149 (set): Change to alias_set_type.
9150 (get_TOC_alias_set): Use alias_set_type.
9151 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
9153 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
9154 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
9156 (struct_value_alias_set): Likewise.
9157 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
9159 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9161 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
9162 * config/vxworks.h (TARGET_VXWORKS): Override.
9163 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
9164 "mips" if TARGET_VXWORKS.
9166 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9168 * calls.c (avoid_likely_spilled_reg): New function.
9169 (expand_call): Use it.
9171 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9173 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
9175 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
9177 * config/mips/predicates.md (const_call_insn_operand): Invoke
9178 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
9180 2007-08-10 David Edelsohn <edelsohn@gnu.org>
9183 * config/rs6000/driver-rs6000.c: Include link.h.
9184 Use ElfW instead of wordsize-specif typedef.
9186 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9188 * system.h (CONST_CAST): New.
9189 * c-decl.c (c_make_fname_decl): Use it.
9190 * c-lex.c (cb_ident, lex_string): Likewise.
9191 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9192 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9193 give_switch, set_multilib_dir): Likewise.
9194 * gengtype-parse.c (string_seq, typedef_name): Likewise.
9195 * passes.c (execute_one_pass): Likewise.
9196 * prefix.c (update_path): Likewise.
9197 * pretty-print.c (pp_base_destroy_prefix): Likewise.
9198 * tree.c (build_string): Likewise.
9200 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9202 * tree-flow-inline.h (is_exec_stmt): Remove.
9203 (is_label_stmt): Remove.
9204 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
9207 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
9209 * lower-subreg.c (resolve_shift_zext): Don't adjust
9210 src_reg_num for wordmode operands.
9212 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
9213 David Ung <davidu@mips.com>
9215 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
9216 (TARGET_SCHED_REORDER2): Define.
9217 (mips_maybe_swap_ready): New.
9218 (mips_last_74k_agen_insn): New.
9219 (mips_74k_agen_init): New.
9220 (mips_74k_agen_reorder): New function to group loads and stores
9222 (mips_sched_init): New.
9223 (mips_sched_reorder): Don't do initialization here. Call
9224 mips_74k_agen_reorder.
9225 (mips_variable_issue): Call mips_74k_agen_init.
9227 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9229 * tree-flow-inline.h (get_filename): Remove.
9231 2007-08-10 Richard Sandiford <richard@codesourcery.com>
9233 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
9235 (mips_fetch_insns): Delete in favor of...
9236 (mips_load_store_insns): ...this new function.
9237 * config/mips/mips.c (mips_address_insns): Add a boolean argument
9238 to say whether multiword moves _might_ be split.
9239 (mips_fetch_insns): Delete in favor of...
9240 (mips_load_store_insns): ...this new function.
9241 (mips_rtx_costs): Update the call to mips_address_insns.
9242 (mips_address_cost): Likewise.
9243 * config/mips/mips.md (length): Use mips_load_store_insns instead
9244 of mips_fetch_insns.
9245 * config/mips/constraints.md (R): Use mips_address_insns rather
9246 than mips_fetch_insns. Assume that the move never needs to be split.
9248 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9250 * config/mips/mips.opt (mhard-float, msoft-float): Make these
9251 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
9252 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
9253 * config/mips/mips.h (mips16_hard_float): Delete.
9254 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
9255 definitions, and replace with....
9256 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
9257 * config/mips/mips.c (mips16_hard_float): Delete. Replace
9258 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
9259 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
9260 (override_options): Replace MASK_SOFT_FLOAT references with
9261 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
9262 and mips16_hard_float when TARGET_MIPS16.
9264 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9267 * c-typeck.c (build_binary_op): Check for non pointer types before
9268 calling int_fits_type_p.
9270 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9273 * fold-const.c (omit_one_operand): Return only the ommitted expression
9274 if the result is an empty statement.
9275 (pedantic_omit_one_operand): Likewise.
9277 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
9279 * c-typeck.c (readonly_error): Improve error for assignment.
9281 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
9283 (pp_c_expression): Ditto.
9285 2007-08-09 Simon Baldwin <simonb@google.com>
9287 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
9288 break that was preventing simplify_associative_operation() for xor.
9290 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9291 Nigel Stephens <nigel@mips.com>
9293 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
9294 Document change in interpretation of value from boolean to
9296 * optabs.c (expand_ffs, expand_ctz): New functions to compute
9297 ffs and ctz using clz.
9298 (expand_unop): Call them.
9299 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
9301 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
9302 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
9303 enable the new ffs expansion on this target.
9305 2007-08-09 Jan Hubicka <jh@suse.cz>
9307 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
9308 (expand_ternary_op): Likewise.
9309 (expand_vec_shift_expr): Likewise.
9310 (expand_binop_directly): Likewise.
9311 (expand_binop): Likewise.
9312 (sign_expand_binop): Likewise.
9313 (expand_twoval_unop): Likewise.
9314 (expand_twoval_binop): Likewise.
9315 (expand_twoval_binop_libfunc): Likewise.
9316 (widen_clz): Likewise.
9317 (widen_bswap): Likewise.
9318 (expand_parity): Likewise.
9319 (expand_unop): Likewise.
9320 (expand_abs_nojump): Likewise.
9321 (expand_copysign): Likewise.
9322 (emit_no_conflict_block): Likewise.
9323 (emit_libcall_block): Likewise.
9324 (can_compare_p): Likewise.
9325 (prepare_cmp_insn): Likewise.
9326 (emit_cmp_and_jump_insn_1): Likewise.
9327 (prepare_float_lib_cmp): Likewise.
9328 (emit_conditional_add): Likewise.
9329 (gen_add2_insn): Likewise.
9330 (have_add2_insn): Likewise.
9331 (gen_sub2_insn): Likewise.
9332 (have_sub2_insn): Likewise.
9333 (can_extend_p): Likewise.
9334 (can_fix_p): Likewise.
9335 (can_float_p): Likewise.
9336 (expand_float): Likewise.
9337 (expand_fix): Likewise.
9338 (expand_sfix_optab): Likewise.
9339 (new_optab): Likewise.
9340 (new_convert_optab): Likewise.
9341 (init_libfuncs): Likewise.
9342 (init_interclass_conv_libfuncs): Likewise.
9343 (init_intraclass_conv_libfuncs): Likewise.
9344 (set_conv_libfunc): Likewise.
9345 (init_optabs): Likewise.
9346 (debug_optab_libfuncs): Likewise.
9347 (gen_cond_trap): Likewise.
9348 * optabs.h (optab_handler, convert_optab_hanlder): New.
9349 * genopinit.c: Update optabs generation table.
9350 * reload.c (find_reloads_address_1): Use optabs accestors.
9351 * builtins.c (expand_builtin_mathfn): Likewise.
9352 (expand_builtin_mathfn_2): Likewise.
9353 (expand_builtin_mathfn_3): Likewise.
9354 (expand_builtin_interclass_mathfn): Likewise.
9355 (expand_builtin_sincos): Likewise.
9356 (expand_builtin_cexpi): Likewise.
9357 (expand_builtin_powi): Likewise.
9358 (expand_builtin_strlen): Likewise.
9359 * dojump.c (do_jump): Likewise.
9360 * expr.c (convert_move): Likewise.
9361 (move_by_pieces): Likewise.
9362 (move_by_pieces_ninsns): Likewise.
9363 (can_store_by_pieces): Likewise.
9364 (store_by_pieces_1): Likewise.
9365 (emit_move_via_integer): Likewise.
9366 (emit_move_complex): Likewise.
9367 (emit_move_ccmode): Likewise.
9368 (emit_move_insn_1): Likewise.
9369 (emit_single_push_insn): Likewise.
9370 (store_constructor): Likewise.
9371 (expand_expr_real_1): Likewise.
9372 (do_store_flag): Likewise.
9373 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
9374 (enumerate_modes): Likewise.
9375 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
9376 (supportable_widening_operation): Likewise.
9377 (supportable_narrowing_operation): Likewise.
9378 * expmed.c (store_bit_field_1): Likewise.
9379 (extract_bit_field_1): Likewise.
9380 (expand_mult_highpart_optab): Likewise.
9381 (expand_smod_pow2): Likewise.
9382 (expand_divmod): Likewise.
9383 (emit_store_flag): Likewise.
9384 * tree-vect-patterns.c
9385 (vect_pattern_recog_1): Likewise.
9386 * tree-ssa-loop-prefetch.c
9387 (nontemporal_store_p): Likewise.
9388 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
9389 (vect_create_epilog_for_reduction): Likewise.
9390 (vectorizable_reduction): Likewise.
9391 (vectorizable_operation): Likewise.
9392 (vect_strided_store_supported): Likewise.
9393 (vectorizable_store): Likewise.
9394 (vect_strided_load_supported): Likewise.
9395 (vectorizable_load): Likewise.
9396 * combine.c (simplify_comparison): Likewise.
9397 * tree-vect-generic.c
9398 (type_for_widest_vector_mode): Likewise.
9399 (expand_vector_operations_1): Likewise.
9400 * config/spu/spu.c (spu_expand_mov): Likewise.
9401 (spu_emit_vector_compare): Likewise.
9402 * config/rs6000/rs6000.c
9403 (rs6000_emit_vector_compare): Likewise.
9404 * stmt.c (add_case_node): Likewise.
9405 * reload1.c (gen_reload):
9407 2007-08-09 Michael Matz <matz@suse.de>
9409 * tree.h (fixed_zerop): Declare as taking a const_tree.
9410 * tree.c (fixed_zerop): Take a const_tree.
9412 2007-08-09 Ira Rosen <irar@il.ibm.com>
9414 * tree-vect-transform.c (vectorizable_store): Remove call to
9415 copy_virtual_operands() and call mark_symbols_for_renaming() for
9416 the created vector store.
9417 (vect_setup_realignment): Don't call copy_virtual_operands() and
9418 update_vuses_to_preheader().
9419 (vectorizable_load): Don't call copy_virtual_operands().
9420 (update_vuses_to_preheader): Remove.
9422 2007-08-08 Chao-ying Fu <fu@mips.com>
9424 * tree.def (FIXED_POINT_TYPE): New type.
9425 (FIXED_CST): New constant.
9426 (FIXED_CONVERT_EXPR): New expr.
9427 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
9428 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
9429 * tree.h (struct tree_base): Add saturating_flag.
9430 Remove one bit of spare for saturating_flag.
9431 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
9432 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
9433 FIXED_POINT_TYPE_P): Define.
9434 (TYPE_SATURATING): Define.
9435 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
9436 (struct tree_fixed_cst): New.
9437 (TYPE_IBIT, TYPE_FBIT): Define.
9438 (tree_node): Add fixed_cst.
9439 (enum tree_index): Add new enumeration values of
9440 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
9441 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
9442 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
9443 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
9444 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
9445 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
9446 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
9447 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
9448 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
9449 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
9450 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
9451 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
9452 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9453 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9454 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9455 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9456 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9457 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9458 (sat_short_fract_type_node, sat_fract_type_node,
9459 sat_long_fract_type_node, sat_long_long_fract_type_node,
9460 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9461 sat_unsigned_long_fract_type_node,
9462 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9463 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9464 unsigned_short_fract_type_node, unsigned_fract_type_node,
9465 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9466 sat_short_accum_type_node, sat_accum_type_node,
9467 sat_long_accum_type_node, sat_long_long_accum_type_node,
9468 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9469 sat_unsigned_long_accum_type_node,
9470 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9471 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9472 unsigned_short_accum_type_node, unsigned_accum_type_node,
9473 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9474 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9475 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9476 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9477 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9478 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9479 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9480 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9481 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9482 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9483 sat_uda_type_node, sat_uta_type_node): New macro.
9484 (make_fract_type, make_accum_type): Declare.
9485 (make_signed_fract_type, make_unsigned_fract_type,
9486 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9487 make_signed_accum_type, make_unsigned_accum_type,
9488 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9489 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9490 make_or_reuse_sat_signed_fract_type,
9491 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9492 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9493 make_or_reuse_sat_unsigned_accum_type): New macro.
9494 (fixed_zerop): Declare.
9495 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9496 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9497 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9498 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9499 * treestruct.def: Add TS_FIXED_CST.
9500 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9502 (tree-dump.o): Likewise.
9503 (print-tree.o): Likewise.
9504 (tree-pretty-print.o): Likewise.
9505 (fold-const.o): Likewise.
9506 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9507 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9508 (is_gimple_min_invariant): Handle FIXED_CST.
9509 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9510 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9511 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9512 (layout_type): Handle FIXED_POINT_TYPE.
9513 (make_fract_type, make_accum_type): New functions.
9514 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9515 * tree-dump.c (fixed-value.h): New include.
9516 (dump_fixed): New function.
9517 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9518 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9519 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9520 * tree-pretty-print.c (fixed-value.h): New include.
9521 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9523 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9524 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9525 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9526 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9527 for non-saturating fixed-point types.
9528 (reassociate_bb): Likewise.
9529 * emit-rtl.c (fixed-value.h): New include.
9530 (fconst0, fconst1): New array.
9531 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9532 * tree-vect-generic.c expand_vector_operation): Support
9533 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9535 (type_for_widest_vector_mode): Add one parameter for the
9537 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9539 Pass the satp parameter to type_for_mode for fixed-point types.
9540 (expand_vector_operations_1): Pass the saturating flag to
9541 type_for_widest_vector_mode.
9542 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9543 and MODE_VECTOR_UACCUM.
9544 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9545 (vectorizable_condition): Likewise.
9546 * tree.c (fixed-value.h): New include.
9547 (tree_code_size): Support FIXED_CST.
9548 (build_fixed): New function.
9549 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9550 (fixed_zerop): New function.
9551 (tree_node_structure): Support FIXED_CST.
9552 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9553 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9554 (type_hash_eq): Handle FIXED_POINT_TYPE.
9555 (simple_cst_equal): Support FIXED_CST.
9556 (iterative_hash_expr): Handle FIXED_CST.
9557 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9558 (get_narrower): Likewise.
9559 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9560 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9561 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9562 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9564 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9565 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9566 (initializer_zerop): Support FIXED_CST.
9567 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9568 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9569 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9570 (is_base_type): Handle FIXED_POINT_TYPE.
9571 (add_type_attribute): Handle FIXED_POINT_TYPE.
9572 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9573 * print-tree.c (fixed-value.h): New include.
9574 (print_node_brief): Support FIXED_CST.
9575 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9576 * c-pretty-print.c (fixed-value.h): New include.
9577 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9578 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9579 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9580 Support fixed-point types for inner items in VECTOR_TYPE.
9581 (pp_c_direct_declarator): Likewise.
9582 (pp_c_declarator): Likewise.
9583 (pp_c_fixed_constant): New function.
9584 (pp_c_constant): Handle FIXED_CST.
9585 (pp_c_primary_expression): Likewise.
9586 (pp_c_expression): Likewise.
9587 * fold-const.c (fixed-value.h): New include.
9588 (negate_expr_p): Return true for FIXED_CST.
9589 (fold_negate_expr): Support FIXED_CST.
9590 (split_tree): Support FIXED_CST.
9591 (const_binop): Support FIXED_CST.
9592 (fold_convert_const_int_from_fixed): New function to convert from
9594 (fold_convert_const_real_from_fixed): New function to convert from
9596 (fold_convert_const_fixed_from_fixed): New function to convert from
9597 fixed to another fixed.
9598 (fold_convert_const_fixed_from_int): New function to convert from
9600 (fold_convert_const_fixed_from_real): New function to convert from
9602 (fold_convert_const): Support conversions from fixed to int, from
9603 fixed to real, from fixed to fixed, from int to fixed, and from real
9605 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9606 (operand_equal_p): Support FIXED_CST.
9607 (make_range): For fixed-point modes, we need to pass the
9608 saturating flag as the 2nd parameter.
9609 (tree_swap_operands_p): Handle FIXED_CST.
9610 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9612 (fold_unary): Support FIXED_CONVERT_EXPR.
9613 (fold_binary): Handle FIXED_CST.
9614 Make sure the type is not saturating, before associating operations.
9615 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9616 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9617 (fold_negate_const): Support FIXED_CST.
9618 (fold_relational_const): Support FIXED_CST.
9619 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9620 (gimplify_expr): Handle FIXED_CST.
9621 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9622 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9623 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9624 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9625 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9626 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9627 LONG_LONG_ACCUM_TYPE_SIZE.
9628 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9629 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9630 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9631 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9632 MODE_ACCUM, and MODE_UACCUM.
9633 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9634 fixed-point types to disable reduction.
9635 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9637 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9639 * config/rs6000/x-rs6000: New file.
9640 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9641 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9642 (EXTRA_SPEC_FUNCTIONS): Define.
9643 (HAVE_LOCAL_CPU_DETECT): Define.
9644 (CC1_CPU_SPEC): Define.
9645 * config/rs6000/driver-rs6000.c: New file.
9646 * config/rs6000/aix.h (CC1_SPEC): Define.
9647 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9648 * config.host: Add x-rs6000 to host_xmake_file if host and target
9649 are rs6000 or powerpc.
9651 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9653 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9655 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9656 Sandra Loosemore <sandra@codesourcery.com>
9657 Chao-ying Fu <fu@mips.com>
9658 Nigel Stephens <nigel@mips.com>
9659 David Ung <davidu@mips.com>
9661 * doc/invoke.texi (-mcode-readable): Document.
9662 * config/mips/mips.opt (mcode-readable): New option.
9663 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9664 * config/mips/mips.h (mips_code_readable_setting): New enum.
9665 (mips_code_readable): Declare.
9666 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9667 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9668 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9669 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9670 boiler-plate comments.
9671 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9672 * config/mips/mips.c (mips_code_readable): New variable.
9673 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9674 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9675 context and -mcode-readable setting to restrict the use of
9676 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9677 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9678 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9679 (mips_blocks_for_constant_p): Only return false for
9680 TARGET_MIPS16_PCREL_LOADS.
9681 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9682 for MIPS16. Handle SYMBOL_32_HIGH.
9683 (mips_const_insns): Allow HIGHs for MIPS16 too.
9684 (mips_unspec_address_offset): New function, split out from...
9685 (mips_unspec_address): ...here.
9686 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9687 16-bit symbolic constants. Assert approropiate conditions for
9688 using the "la" and "dla" macros.
9689 (mips_handle_option): Handle -mcode-readable=.
9690 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9691 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9692 (mips_strip_unspec_address): New function, split out from...
9693 (print_operand_reloc): ...here.
9694 (print_operand): Pass constants through mips_strip_unspec_address.
9695 (print_operand_address): Likewise.
9696 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9697 (mips_select_rtx_section): Remove MIPS16 handling.
9698 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9699 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9700 (mips16_lay_out_constants): Do nothing unless
9701 TARGET_MIPS16_PCREL_LOADS.
9702 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9703 * config/mips/mips.md: Split HIGHs for MIPS16.
9704 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9706 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9708 * config/mips/mips-protos.h (mips_emit_move): Declare.
9709 * config/mips/mips.c (mips_emit_move): New function.
9710 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9711 (mips_legitimize_const_move): Likewise.
9712 (mips_legitimize_move): Likewise.
9713 (mips_split_64bit_move): Likewise.
9714 (mips_restore_gp): Likewise.
9715 (mips_load_call_address): Likewise.
9716 (mips_emit_fcc_reload): Likewise.
9717 (mips_set_return_address): Likewise.
9718 (mips_block_move_straight): Likewise.
9719 (mips_block_move_loop): Likewise.
9720 (mips_setup_incoming_varargs): Likewise.
9721 (mips_save_reg): Likewise.
9722 (mips_expand_prologue): Likewise.
9723 (mips_restore_reg): Likewise.
9724 (mips_expand_epilogue): Likewise.
9725 (mips_output_mi_thunk): Likewise.
9726 (build_mips16_call_stub): Likewise.
9727 (mips_builtin_branch_and_move): Likewise.
9728 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9729 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9730 (fixuns_truncdfdi2): Likewise.
9731 (fixuns_truncsfsi2): Likewise.
9732 (fixuns_truncsfdi2): Likewise.
9733 (loadgp_absolute): Likewise.
9734 (builtin_setjmp_setup): Likewise.
9735 (builtin_longjmp): Likewise.
9736 (untyped_call): Likewise.
9738 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9740 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9741 an "rtx *" argument. Return a bool.
9742 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9743 values and return true if they can be split. Take the same kind of
9744 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9745 and store the lo_sum there if nonnull. Use the symbol type to
9746 determine whether a $gp or HIGH is needed.
9747 (mips_legitimize_address): Update call to mips_split_symbol and
9748 simplify accordingly.
9749 (mips_legitimize_const_move): Likewise.
9750 * config/mips/mips.md: In the combine define_split,
9751 check mips_split_symbol instead of splittable_symbolic_operand.
9752 Update use of mips_split_symbol in the generator code.
9753 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9755 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9757 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9758 (mips_symbol_insns_1): New function, split out from...
9759 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9760 and stores separately from load addresses.
9761 (mips_classify_address): Replace uses of mips_symbolic_address_p
9762 with uses of mips_symbol_insns.
9763 (mips_address_insns): Update calls to mips_symbol_insns.
9764 (mips_const_insns): Likewise.
9765 (mips_legitimize_address): Likewise.
9767 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9769 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9770 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9771 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9772 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9773 non-call contexts if TARGET_MIPS16.
9774 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9775 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9776 code for SYMBOL_ABSOLUTE.
9777 (mips_symbol_insns): Likewise.
9779 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9781 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9782 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9783 (mips_symbolic_constant_p): Likewise. Update the call to
9784 mips_classify_symbol.
9785 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9786 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9787 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9788 (print_operand_reloc): Add a context argument. Update the call to
9789 mips_symbolic_constant_p.
9790 (print_operand): Update the calls to print_operand_reloc.
9791 (print_operand_address): Use print_operand_reloc rather than
9793 (mips_rewrite_small_data_p): Add a context argument. Update the call
9794 to mips_symbolic_constant_p.
9795 (mips_small_data_pattern_1): Make DATA the containing mem.
9796 Update the call to mips_rewrite_small_data_p.
9797 (mips_rewrite_small_data_1): Likewise.
9798 (mips_use_anchors_for_symbol_p): Update the call to
9799 mips_symbolic_constant_p.
9800 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9801 (splittable_symbolic_operand): Likewise.
9802 (move_operand): Likewise.
9803 (absolute_symbolic_operand): Likewise.
9804 (got_disp_operand): Likewise.
9805 (got_page_ofst_operand): Likewise.
9807 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9809 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9810 (SYMBOL_ABSOLUTE): ...this.
9811 (SYMBOL_SMALL_DATA): Rename to...
9812 (SYMBOL_GP_RELATIVE): ...this.
9813 (SYMBOL_CONSTANT_POOL): Rename to...
9814 (SYMBOL_PC_RELATIVE): ...this.
9815 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9816 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9817 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9818 after above changes.
9819 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9820 (general_symbolic_operand): Rename to...
9821 (absolute_symbolic_operand): ...this.
9822 * config/mips/mips.md: Update after above changes.
9824 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9825 Revital Eres <eres@il.ibm.com>
9827 * ddg.c (print_ddg): Add dump information.
9828 * modulo-sched.c (print_node_sched_params): Add parameter and
9830 (calculate_maxii): Remove function.
9831 (undo_generate_reg_moves): Likewise.
9832 (undo_permute_partial_schedule): Likewise.
9833 (kernel_number_of_cycles): Likewise.
9834 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9835 (sms_schedule): Use it. Remove profitability checks.
9836 (sms_schedule_by_order): Fix order of nodes within the cycle.
9838 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9840 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9841 -profile option, add pie support.
9842 (ENDFILE_SPEC): New spec.
9843 * config/gnu.h (LIB_SPEC): Add -profile option.
9845 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9847 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9848 * config/gnu.h (LIB_SPEC): Likewise.
9850 2007-08-07 Yaz Saito <saito@google.com>
9851 Ian Lance Taylor <iant@google.com>
9853 * common.opt (finstrument-functions-exclude-function-list): New
9855 (finstrument-functions-exclude-file-list): New option.
9856 * opts.c (char_p): Define and DEF_VEC.
9857 (flag_instrument_functions_exclude_functions): New static
9859 (flag_instrument_functions_exclude_files): New static variable.
9860 (add_instrument_functions_exclude_list): New static function.
9861 (flag_instrument_functions_exclude_p): New function.
9862 (common_handle_option): Handle new options.
9863 * flags.h (flag_instrument_functions_exclude_p): Declare.
9864 * gimplify.c (gimplify_function_tree): Call
9865 flag_instrument_functions_exclude_p.
9866 * doc/invoke.texi (Option Summary): Mention new options.
9867 (Code Gen Options): Document new options.
9869 2007-08-07 Ian Lance Taylor <iant@google.com>
9871 PR rtl-optimization/32776
9872 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9873 (resolve_use): Likewise.
9874 (decompose_multiword_subregs): Remove "changed" local variable.
9876 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9878 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9879 * configure: Regenerate.
9880 * config.in: Regenerate.
9881 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9884 2007-08-07 Ian Lance Taylor <iant@google.com>
9886 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9887 note, just delete the insn.
9889 2007-08-07 Andreas Schwab <schwab@suse.de>
9892 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9895 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9897 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9898 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9899 (decompose_multiword_subregs): Use the functions above to decompose
9900 multiword shifts and zero-extends.
9902 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9904 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9905 "assemble" descriptions which were swapped.
9907 2007-08-06 Chao-ying Fu <fu@mips.com>
9909 * fixed-value.h: New file.
9910 * fixed-value.c: New file.
9911 * Makefile.in (OBJS-common): Add fixed-value.o.
9912 (fixed-value.o): New rule.
9913 (GTFILES): Add fixed-value.h.
9914 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9915 to compare a.low and b.low.
9916 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9918 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9919 Daniel Jacobowitz <dan@codesourcery.com>
9922 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9924 (x86_64-*-netbsd*): Likewise.
9925 (x86_64-*-linux*): Likewise.
9926 (x86_64-*-kfreebsd*-gnu): Likewise.
9927 (x86_64-*-knetbsd*-gnu): Likewise.
9928 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9930 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9932 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9933 Add -fno-asynchronous-unwind-tables.
9935 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9936 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9937 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9938 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9939 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9941 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9943 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9944 (TARGET_C_MODE_FOR_SUFFIX): New.
9946 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9948 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9950 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9952 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9954 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9956 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9957 before checking function returns in conditional expressions.
9959 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9962 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9964 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9967 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9968 for INTEGRAL_TYPE_P.
9970 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9972 * configure.ac: Remove --enable-checking=df from default settings.
9973 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9974 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9975 if the parameter is true.
9976 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9977 DF_VERIFY_SCHEDULED flag is true.
9978 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9979 (df_finish_pass): Adjust prototype.
9980 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9983 * see.c (pass_see): Add TODO_df_verify.
9984 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9985 * global.c (rest_of_handle_global_alloc): Schedule verification
9987 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9989 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9990 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9991 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9993 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9994 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9995 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9997 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9998 Revital Eres <eres@il.ibm.com>
10000 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
10002 * ddg.c (create_ddg_dependence): Rename to...
10003 (create_ddg_dep_from_intra_loop_link): This. Do not check
10004 for interloop edges. Do not create anti dependence edge when
10005 a true dependence edge exists in the opposite direction and
10006 -fmodulo-sched-allow-regmoves is set.
10007 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
10008 (add_cross_iteration_register_deps): Create anti dependence edge
10009 when -fno-modulo-sched-allow-regmoves is set.
10010 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
10012 2007-08-04 Richard Sandiford <richard@codesourcery.com>
10014 * config/arm/arm.md (movsi): Add braces.
10016 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10018 PR middle-end/32780
10019 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
10020 operands for the folding of "A - (A & B)" into "~B & A"; cast them
10023 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
10025 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
10026 state accessor functions.
10027 * cfgloopmanip.c (remove_path, create_preheaders,
10028 force_single_succ_latches, fix_loop_structure): Ditto.
10029 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10030 tree_duplicate_loop_to_header_edge): Ditto.
10031 * cfgloopanal.c (mark_irreducible_loops): Ditto.
10032 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
10034 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
10035 cleanup_tree_cfg): Ditto.
10036 * tree-cfg.c (tree_merge_blocks): Ditto.
10037 * cfgloop.c (rescan_loop_exit, record_loop_exits,
10038 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
10039 loop_preheader_edge, single_exit): Ditto.
10040 (flow_loops_find): Do not clear loops->state.
10041 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
10042 loops_state_clear): New functions.
10044 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10046 PR middle-end/32399
10047 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10048 when adding to the base and convert ELT to sizetype instead of type.
10050 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10052 PR middle-end/32304
10053 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
10054 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
10056 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10058 PR middle-end/32935
10059 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
10060 correct type the negate expression.
10062 2007-08-03 Jan Hubicka <jh@suse.cz>
10064 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
10067 2007-08-03 David Edelsohn <edelsohn@gnu.org>
10069 * config/rs6000/rs6000.c (struct processor_cost): Change
10070 l1_cache_lines to l1_cache_size. Add l2_cache_size.
10071 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
10073 (rios1_costs, rios2_cost): Correct cache line size.
10074 (rs6000_override_options): Set l2-cache-size parameter.
10076 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10077 Diego Novillo <dnovillo@google.com>
10080 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
10081 if the range includes 0.
10083 2007-08-03 Ben Elliston <bje@au.ibm.com>
10085 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
10086 mode to unspec expressions to silence a warning from the generator
10089 2007-08-02 Steve Ellcey <sje@cup.hp.com>
10091 * config/ia64/constraints.md ("U"): Make constraint vector only.
10093 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10095 PR middle-end/25446
10096 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
10097 always_inline attribute on the function decl.
10099 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10101 PR middle-end/25445
10102 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
10103 if we are compiling with -fPIC.
10105 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
10106 Nigel Stephens <nigel@mips.com>
10108 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
10109 Define for MIPS32 and MIPS64.
10111 2007-08-02 Nick Clifton <nickc@redhat.com>
10113 * config/host-hpux.c: Change copyright header to refer to version
10114 3 of the GNU General Public License and to point readers at the
10115 COPYING3 file and the FSF's license web page.
10116 * config/alpha/predicates.md, config/alpha/vms-ld.c,
10117 config/alpha/linux.h, config/alpha/alpha.opt,
10118 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
10119 config/alpha/vms-unwind.h, config/alpha/ev4.md,
10120 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
10121 config/alpha/alpha.h, config/alpha/sync.md,
10122 config/alpha/openbsd.h, config/alpha/alpha.md,
10123 config/alpha/alpha-modes.def, config/alpha/ev5.md,
10124 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
10125 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
10126 config/alpha/constraints.md, config/alpha/osf.h,
10127 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
10128 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
10129 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
10130 config/frv/frv-asm.h, config/frv/frv-protos.h,
10131 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
10132 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
10133 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
10134 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
10135 config/s390/s390.opt, config/s390/s390-modes.def,
10136 config/s390/fixdfdi.h, config/s390/constraints.md,
10137 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
10138 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
10139 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
10140 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
10141 config/m32c/prologue.md, config/m32c/m32c.abi,
10142 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
10143 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
10144 config/m32c/t-m32c, config/m32c/m32c-modes.def,
10145 config/m32c/jump.md, config/m32c/shift.md,
10146 config/m32c/m32c-protos.h, config/libgloss.h,
10147 config/spu/spu-protos.h, config/spu/predicates.md,
10148 config/spu/spu-builtins.h, config/spu/spu.c,
10149 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
10150 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
10151 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
10152 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
10153 config/sparc/hypersparc.md, config/sparc/predicates.md,
10154 config/sparc/linux.h, config/sparc/sp64-elf.h,
10155 config/sparc/supersparc.md, config/sparc/cypress.md,
10156 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
10157 config/sparc/niagara.md, config/sparc/sparc.md,
10158 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
10159 config/sparc/sparc.opt, config/sparc/sync.md,
10160 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
10161 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
10162 config/sparc/sparc.c, config/sparc/little-endian.opt,
10163 config/sparc/sysv4-only.h, config/sparc/sparc.h,
10164 config/sparc/linux64.h, config/sparc/freebsd.h,
10165 config/sparc/sol2.h, config/sparc/rtemself.h,
10166 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
10167 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
10168 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
10169 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
10170 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
10171 config/m32r/linux.h, config/m32r/constraints.md,
10172 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
10173 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
10174 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
10175 config/i386/i386.md, config/i386/netware-crt0.c,
10176 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
10177 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
10178 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
10179 config/i386/sol2.h, config/i386/constraints.md,
10180 config/i386/netware-libgcc.c, config/i386/sysv5.h,
10181 config/i386/predicates.md, config/i386/geode.md,
10182 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
10183 config/i386/freebsd64.h, config/i386/vxworksae.h,
10184 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
10185 config/i386/rtemself.h, config/i386/netbsd-elf.h,
10186 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
10187 config/i386/netware.h, config/i386/i386-modes.def,
10188 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
10189 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
10190 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
10191 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
10192 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
10193 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
10194 config/i386/xm-mingw32.h, config/i386/linux64.h,
10195 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
10196 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
10197 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
10198 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
10199 config/i386/cygwin2.c, config/i386/i386-protos.h,
10200 config/i386/sync.md, config/i386/openbsd.h,
10201 config/i386/host-mingw32.c, config/i386/i386-aout.h,
10202 config/i386/nto.h, config/i386/biarch64.h,
10203 config/i386/i386-coff.h, config/i386/freebsd.h,
10204 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
10205 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
10206 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
10207 config/darwin-protos.h, config/linux.opt, config/sol2.c,
10208 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
10209 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
10210 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
10211 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
10212 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
10213 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
10214 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
10215 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
10216 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
10217 config/sh/superh64.h, config/sh/rtemself.h,
10218 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
10219 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
10220 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
10221 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
10222 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
10223 config/avr/predicates.md, config/avr/constraints.md,
10224 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
10225 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
10226 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
10227 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
10228 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
10229 config/c4x/c4x-modes.def, config/c4x/rtems.h,
10230 config/c4x/predicates.md, config/c4x/c4x.h,
10231 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
10232 config/xtensa/predicates.md, config/xtensa/xtensa.c,
10233 config/xtensa/linux.h, config/xtensa/xtensa.h,
10234 config/xtensa/elf.h, config/xtensa/xtensa.md,
10235 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
10236 config/xtensa/xtensa-protos.h, config/dbx.h,
10237 config/stormy16/predicates.md, config/stormy16/stormy16.md,
10238 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
10239 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
10240 config/host-solaris.c, config/fr30/fr30.h,
10241 config/fr30/predicates.md, config/fr30/fr30-protos.h,
10242 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
10243 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
10244 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
10245 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
10246 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
10247 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
10248 config/host-linux.c, config/interix3.h, config/cris/cris.c,
10249 config/cris/predicates.md, config/cris/linux.h,
10250 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
10251 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
10252 config/cris/aout.opt, config/cris/cris-protos.h,
10253 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
10254 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10255 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
10256 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
10257 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
10258 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
10259 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
10260 config/chorus.h, config/mn10300/mn10300.c,
10261 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
10262 config/mn10300/mn10300.h, config/mn10300/linux.h,
10263 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
10264 config/mn10300/mn10300.md, config/ia64/predicates.md,
10265 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
10266 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
10267 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
10268 config/ia64/freebsd.h, config/ia64/ia64.md,
10269 config/ia64/ia64-modes.def, config/ia64/constraints.md,
10270 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
10271 config/gofast.h, config/rtems.h, config/sol2-10.h,
10272 config/m68k/predicates.md, config/m68k/m68k.md,
10273 config/m68k/linux.h, config/m68k/m68k-modes.def,
10274 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
10275 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
10276 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
10277 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
10278 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
10279 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
10280 config/m68k/constraints.md, config/m68k/rtemself.h,
10281 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
10282 config/m68k/uclinux.h, config/rs6000/power4.md,
10283 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
10284 config/rs6000/linux.h, config/rs6000/eabi.h,
10285 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
10286 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
10287 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
10288 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
10289 config/rs6000/windiss.h, config/rs6000/603.md,
10290 config/rs6000/aix41.h, config/rs6000/cell.md,
10291 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
10292 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
10293 config/rs6000/darwin.md, config/rs6000/darwin64.h,
10294 config/rs6000/default64.h, config/rs6000/7xx.md,
10295 config/rs6000/darwin.opt, config/rs6000/spe.md,
10296 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
10297 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
10298 config/rs6000/7450.md, config/rs6000/linux64.h,
10299 config/rs6000/constraints.md, config/rs6000/440.md,
10300 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
10301 config/rs6000/rs6000.c, config/rs6000/aix52.h,
10302 config/rs6000/rs6000.h, config/rs6000/power6.md,
10303 config/rs6000/predicates.md, config/rs6000/altivec.md,
10304 config/rs6000/aix64.opt, config/rs6000/rios1.md,
10305 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
10306 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
10307 config/rs6000/darwin7.h, config/rs6000/dfp.md,
10308 config/rs6000/linux64.opt, config/rs6000/sync.md,
10309 config/rs6000/vxworksae.h, config/rs6000/power5.md,
10310 config/rs6000/lynx.h, config/rs6000/biarch64.h,
10311 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
10312 config/rs6000/eabispe.h, config/rs6000/e500.h,
10313 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
10314 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
10315 config/rs6000/aix.h, config/rs6000/vxworks.h,
10316 config/rs6000/40x.md, config/rs6000/aix51.h,
10317 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
10318 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
10319 config/arc/arc.h, config/mcore/mcore-elf.h,
10320 config/mcore/mcore-protos.h, config/mcore/predicates.md,
10321 config/mcore/mcore.md, config/mcore/mcore.c,
10322 config/mcore/mcore.opt, config/mcore/mcore.h,
10323 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
10324 config/score/predicates.md, config/score/score-version.h,
10325 config/score/score-protos.h, config/score/misc.md,
10326 config/score/elf.h, config/score/score.c, config/score/mac.md,
10327 config/score/score7.md, config/score/score.h,
10328 config/score/score-conv.h, config/score/score-mdaux.c,
10329 config/score/score.md, config/score/score.opt,
10330 config/score/score-modes.def, config/score/score-mdaux.h,
10331 config/score/mul-div.S, config/arm/uclinux-elf.h,
10332 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
10333 config/arm/symbian.h, config/arm/linux-elf.h,
10334 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
10335 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
10336 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
10337 config/arm/strongarm-pe.h, config/arm/arm.h,
10338 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
10339 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
10340 config/arm/arm-modes.def, config/arm/linux-eabi.h,
10341 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
10342 config/arm/arm-cores.def, config/arm/arm-protos.h,
10343 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
10344 config/arm/wince-pe.h, config/arm/neon.md,
10345 config/arm/constraints.md, config/arm/neon.ml,
10346 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
10347 config/arm/arm.opt, config/arm/arm926ejs.md,
10348 config/arm/predicates.md, config/arm/iwmmxt.md,
10349 config/arm/arm_neon.h, config/arm/unknown-elf.h,
10350 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
10351 config/arm/neon-testgen.ml, config/arm/arm.md,
10352 config/arm/xscale-coff.h, config/arm/pe.c,
10353 config/arm/arm-generic.md, config/arm/pe.h,
10354 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
10355 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
10356 config/arm/strongarm-elf.h, config/arm/cirrus.md,
10357 config/arm/netbsd-elf.h, config/arm/vxworks.h,
10358 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
10359 config/pa/predicates.md, config/pa/pa64-hpux.h,
10360 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
10361 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
10362 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
10363 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
10364 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
10365 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
10366 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
10367 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
10368 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
10369 config/pa/pa64-regs.h, config/pa/pa-modes.def,
10370 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
10371 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
10372 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
10373 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
10374 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
10375 config/mips/linux64.h, config/mips/elforion.h,
10376 config/mips/constraints.md, config/mips/generic.md,
10377 config/mips/predicates.md, config/mips/4300.md,
10378 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
10379 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
10380 config/mips/5k.md, config/mips/vr4120-div.S,
10381 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
10382 config/mips/mips-protos.h, config/mips/6000.md,
10383 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
10384 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
10385 config/mips/mips-modes.def, config/mips/vr.h,
10386 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
10387 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
10388 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
10389 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
10390 config/vax/openbsd1.h, config/vax/netbsd.h,
10391 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
10392 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
10393 config/h8300/rtems.h, config/h8300/predicates.md,
10394 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
10395 config/h8300/h8300.md, config/h8300/h8300.opt,
10396 config/h8300/coff.h, config/h8300/h8300-protos.h,
10397 config/v850/v850.md, config/v850/predicates.md,
10398 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
10399 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
10400 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
10401 config/mmix/mmix.h, config/mmix/predicates.md,
10402 config/mmix/mmix-protos.h, config/mmix/mmix.md,
10403 config/mmix/mmix.c, config/mmix/mmix.opt,
10404 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
10405 config/bfin/rtems.h, config/bfin/bfin-modes.def,
10406 config/bfin/predicates.md, config/bfin/bfin-protos.h,
10407 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
10410 2007-08-02 Richard Sandiford <richard@codesourcery.com>
10412 * emit-rtl.c (reset_used_decls): Rename to...
10413 (set_used_decls): ...this. Set the used flag rather than clearing it.
10414 (unshare_all_rtl_again): Update accordingly. Set flags on argument
10415 DECL_RTLs rather than resetting them.
10417 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
10419 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
10421 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10423 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
10424 argument to find_reloads_address.
10426 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
10428 PR tree-optimization/32919
10429 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
10430 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
10431 (coalesce_ssa_name): Call it.
10433 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10434 David Ung <davidu@mips.com>
10436 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
10437 (__mips16_unorddf2, __mips16_floatunsidf): New.
10438 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
10440 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
10442 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10444 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
10445 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
10446 * tree.h (OMP_SECTIONS_CONTROL): New macro.
10447 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
10448 * omp-low.c (get_ws_args_for, determine_parallel_type,
10449 expand_omp_for_generic, expand_omp_for_static_nochunk,
10450 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
10451 Work with more precise CFG.
10452 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10453 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10455 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10456 * gimple-low.c (lower_stmt): Ditto.
10457 * tree-inline.c (estimate_num_insns_1): Ditto.
10458 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10459 (OMP_SECTIONS_SWITCH): New.
10460 * tree-cfgcleanup.c (cleanup_omp_return): New.
10461 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10462 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10463 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10464 (tree_redirect_edge_and_branch): Handle omp constructs.
10466 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10467 with three arguments.
10469 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10471 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10472 in loop closed ssa.
10474 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10476 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10477 the loop structures may need fixing.
10478 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10480 (cleanup_tree_cfg_loop): Removed.
10481 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10482 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10483 instead of running cleanup_tree_cfg_loop.
10484 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10485 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10486 (tree_predictive_commoning): Declaration changed.
10487 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10489 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10491 * doc/invoke.texi (l1-cache-size): Update documentation.
10492 (l2-cache-size): Document.
10493 * params.h (L2_CACHE_SIZE): New macro.
10494 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10495 that L1_CACHE_SIZE is in kB now.
10496 (L2_CACHE_SIZE_BYTES): New macro.
10497 (tree_ssa_prefetch_arrays): Show size in kB.
10498 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10499 and l2_cache_size fields.
10500 * config/i386/driver-i386.c (describe_cache): Detect cache size
10502 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10503 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10504 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10505 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10506 (override_options): Set l1-cache-size and l2-cache-size to default
10507 values if not specified otherwise.
10508 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10509 (PARAM_L2_CACHE_SIZE): New.
10511 2007-08-01 Nigel Stephens <nigel@mips.com>
10512 David Ung <davidu@mips.com>
10513 Thiemo Seufer <ths@mips.com>
10514 Chris Dearman <chris@mips.com>
10515 Richard Sandiford <richard@codesourcery.com>
10517 * config.gcc (mips*-sde-elf*): New stanza.
10518 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10519 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10520 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10521 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10522 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10523 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10525 * config/mips/sde.h: New file.
10526 * config/mips/t-libgcc-mips16: Likewise.
10527 * config/mips/t-sde: Likewise.
10528 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10529 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10530 _MIPS_FPSET and _MIPS_SZINT.
10531 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10532 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10533 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10534 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10535 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10536 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10537 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10538 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10539 _MIPS_SZPTR and _MIPS_FPSET.
10540 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10541 architecture is specified.
10542 (MIPS_32BIT_OPTION_SPEC): New macro.
10544 2007-07-31 Dan Hipschman <dsh@google.com>
10546 * gcc.c (end_going_arg): New function.
10547 (do_spec_2): Use it.
10548 (do_spec_1): Use it.
10550 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10552 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10553 only if ENABLE_CHECKING is defined.
10555 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10557 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10558 df_ru_add_problem, df_ru_get_bb_info): Removed.
10559 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10560 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10561 df_ru_free_bb_info, df_ru_alloc,
10562 df_ru_bb_local_compute_process_def,
10563 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10564 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10565 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10566 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10567 df_ru_add_problem): Removed.
10569 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10572 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10573 (casesi32p, casesi64p): Likewise.
10574 (casesi): Adjust for above.
10576 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10578 * mode-switching.c (create_pre_exit): Don't search past calls.
10580 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10582 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10584 2007-07-31 Revital Eres <eres@il.ibm.com>
10586 * ddg.c (add_deps_for_def): Rename to...
10587 (add_cross_iteration_register_deps): This. Change implementation
10588 to use only reaching def and def-use chains to construct the
10589 inter loop dependencies.
10590 (add_deps_for_use): Remove function.
10591 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10592 function to build the inter loop dependencies.
10593 * modulo-sched.c (sms_schedule): Build only
10594 reaching def and def-use chains for the propose of the ddg
10597 2007-07-31 Julian Brown <julian@codesourcery.com>
10599 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10600 New define_insns. Use correct RTL.
10601 (vec_set<mode>): Write as expander.
10603 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10605 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10606 to an unallocated space.
10608 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10611 (split_constant_offset): Enable split_constant_offset to extract
10612 constants from other statements.
10613 * tree-vect-transform.c
10614 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10615 to a temp var. Force base_offset to be simple.
10617 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10619 * df-scan.c (df_scan_verify): Remove artificial limit on
10620 the number of blocks for verification.
10621 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10622 df_simulate_defs): Avoid unnecessary insn checking for defs.
10624 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10626 * config/m68k/lb1sf68.asm (FUNC): New macro.
10627 (__mulsi3): Use it.
10628 (__udivsi3): Likewise.
10629 (__divsi3): Likewise.
10630 (__umodsi3): Likewise.
10631 (__modsi3): Likewise.
10632 (__subdf3): Likewise.
10633 (__adddf3): Likewise.
10634 (__muldf3): Likewise.
10635 (__divdf3): Likewise.
10636 (__negdf2): Likewise.
10637 (__cmpdf2): Likewise.
10638 (__subsf3): Likewise.
10639 (__addsf3): Likewise.
10640 (__mulsf3): Likewise.
10641 (__divsf3): Likewise.
10642 (__negsf2): Likewise.
10643 (__cmpsf2): Likewise.
10644 (__eqdf2): Likewise.
10645 (__nedf2): Likewise.
10646 (__gtdf2): Likewise.
10647 (__gedf2): Likewise.
10648 (__ltdf2): Likewise.
10649 (__ledf2): Likewise.
10650 (__eqsf2): Likewise.
10651 (__nesf2): Likewise.
10652 (__gtsf2): Likewise.
10653 (__gesf2): Likewise.
10654 (__ltsf2): Likewise.
10655 (__lesf2): Likewise.
10657 2007-07-30 Ollie Wild <aaw@google.com>
10659 * c-ppoutput.c (print_lines_directives_only): New function.
10660 (scan_translation_unit_directives_only): New function.
10661 (preprocess_file): Add call to scan_translation_unit_directives_only.
10662 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10663 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10664 -fdirectives-only. Add errors for -fdirectives-only conflict with
10665 -Wunused-macros and -traditional.
10666 (finish_options): Add builtin macro initialization for
10667 -fdirectives-only + -fpreprocessed.
10668 * c.opt (fdirectives-only): New.
10669 * doc/cppopts.texi (fdirectives-only): New.
10671 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10673 * alias.c (record_set, memory_modified_1): Constify.
10674 * bt-load.c (note_btr_set): Likewise.
10675 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10676 * combine.c (set_nonzero_bits_and_sign_copies,
10677 expand_field_assignment, record_dead_and_set_regs_1,
10678 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10679 likely_spilled_retval_1): Likewise.
10680 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10681 frv_io_handle_set): Likewise.
10682 * config/mips/mips.c (mips_sim_record_set,
10683 vr4130_true_reg_dependence_p_1): Likewise.
10684 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10685 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10686 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10687 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10688 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10689 * ddg.c (mark_mem_store): Likewise.
10690 * df-problems.c (df_urec_mark_reg_change): Likewise.
10691 * function.c (update_epilogue_consts): Likewise.
10692 * gcse.c (record_set_info, record_last_set_info,
10693 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10694 reg_clear_last_set): Likewise.
10695 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10697 * jump.c (reversed_comparison_code_parts): Likewise.
10698 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10699 reg_is_set): Likewise.
10700 * loop-iv.c (mark_altered): Likewise.
10701 * mode-switching.c (reg_becomes_live): Likewise.
10702 * optabs.c (no_conflict_move_test): Likewise.
10703 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10705 * postreload.c (reload_combine_note_store, move2add_note_store):
10707 * regmove.c (flags_set_1): Likewise.
10708 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10710 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10712 * resource.c (update_live_status): Likewise.
10713 * rtl.h (set_of, note_stores): Likewise.
10714 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10715 note_stores, parms_set): Likewise.
10716 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10717 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10719 * var-tracking.c (count_stores, add_stores): Likewise.
10721 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10723 * alias.c (mems_in_disjoint_alias_sets_p,
10724 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10725 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10726 write_dependence_p, mems_in_disjoint_alias_sets_p,
10727 read_dependence, true_dependence, canon_true_dependence,
10728 anti_dependence, output_dependence): Constify.
10729 * combine.c (extended_count): Likewise.
10730 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10731 * cselib.c (get_value_hash, references_value_p,
10732 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10733 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10734 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10735 * function.c (contains, prologue_epilogue_contains,
10736 sibcall_epilogue_contains): Likewise.
10737 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10738 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10739 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10740 reg_or_subregno): Likewise.
10741 * recog.c (asm_noperands): Likewise.
10742 * reload1.c (function_invariant_p): Likewise.
10743 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10744 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10745 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10746 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10747 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10748 extended_count, prologue_epilogue_contains,
10749 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10750 canon_true_dependence, read_dependence, anti_dependence,
10751 output_dependence): Likewise.
10752 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10754 2007-07-30 Julian Brown <julian@codesourcery.com>
10756 * config/arm/neon.md (V_ext): New mode attribute.
10757 (neon_vget_lane<mode>): Replace with define_expand.
10758 (neon_vget_lane<mode>_sext_internal)
10759 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10760 and quad precision vectors.
10761 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10762 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10763 have typeless 32-bit result.
10765 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10768 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10770 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10771 use sizetype for rest.
10772 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10773 (aff_combination_convert): Don't convert rest for pointer types.
10775 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10777 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10779 * tree-ssa-alias.c: Add alloc-pool.h.
10780 (init_alias_info): Free alias_bitmap_obstack.
10781 (delete_alias_info): Call delete_mem_ref_stats.
10782 (get_mem_sym_stats_for): Use alloc_pool.
10783 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10784 (delete_mem_sym_stats): Removed.
10786 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10788 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10789 functions cannot be represented as classical distance vectors.
10791 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10793 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10794 * builtins.c (validate_arg, builtin_mathfn_code,
10795 validate_arglist): Likewise.
10796 * calls.c (call_expr_flags): Likewise.
10797 * combine.c (reg_nonzero_bits_for_combine,
10798 reg_num_sign_bit_copies_for_combine, get_last_value,
10799 reg_truncated_to_mode): Likewise.
10800 * emit-rtl.c (subreg_lowpart_p): Likewise.
10801 * expr.c (highest_pow2_factor_for_target,
10802 categorize_ctor_elements_1, categorize_ctor_elements,
10803 count_type_elements, contains_packed_reference,
10804 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10805 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10806 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10807 native_encode_int, native_encode_real, native_encode_complex,
10808 native_encode_vector, native_encode_expr, native_interpret_int,
10809 native_interpret_real, native_interpret_complex,
10810 native_interpret_vector, native_interpret_expr): Likewise.
10811 * function.c (use_register_for_decl): Likewise.
10812 * gimplify.c (get_name): Likewise.
10813 * langhooks-def.h (lhd_return_null_const_tree): New.
10814 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10815 * langhooks.c (lhd_return_null_const_tree): New.
10816 * langhooks.h (lang_get_callee_fndecl): Constify.
10817 * output.h (constructor_static_from_elts_p): Likewise.
10818 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10819 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10820 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10821 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10822 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10823 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10824 * rtlhooks-def.h (reg_nonzero_bits_general,
10825 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10827 * rtlhooks.c (reg_num_sign_bit_copies_general,
10828 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10830 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10831 * stor-layout.c (mode_for_size_tree): Likewise.
10832 * tree-ssa-loop-im.c (memref_eq): Likewise.
10833 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10834 * tree.c (contains_placeholder_p, type_list_equal,
10835 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10837 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10838 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10839 contains_placeholder_p, contains_packed_reference,
10840 get_callee_fndecl, operand_equal_for_phi_arg_p,
10841 warn_if_unused_value, is_body_block, native_encode_expr,
10842 native_interpret_expr, fold_convertible_p, operand_equal_p,
10843 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10844 validate_arglist, simple_cst_equal, type_list_equal,
10845 use_register_for_decl, call_expr_flags, get_name,
10846 highest_pow2_factor): Likewise.
10847 (const_call_expr_arg_iterator_d,
10848 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10849 first_const_call_expr_arg, more_const_call_expr_args_p,
10850 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10851 * varasm.c (constructor_static_from_elts_p): Constify.
10853 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10855 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10856 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10857 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10858 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10859 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10860 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10861 spelling conventions.
10862 * doc/invoke.texi: Follow spelling conventions.
10864 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10865 Revital Eres <eres@il.ibm.com>
10867 * modulo-sched.c (sms_schedule): Avoid loops which includes
10868 auto-increment instructions.
10870 2007-07-28 Richard Guenther <rguenther@suse.de>
10872 PR middle-end/32920
10873 * fold-const.c (fold_cond_expr_with_comparison): Convert
10874 operand zero of MIN/MAX_EXPR to correct type.
10876 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10878 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10879 flags_from_decl_or_type): Constify.
10880 * gcc.c (do_spec_1): Likewise.
10881 * print-tree.c (dump_addr, print_node_brief): Likewise.
10882 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10883 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10884 tree_purge_all_dead_eh_edges): Likewise.
10885 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10886 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10888 * tree.c (expr_location, expr_has_location, expr_locus,
10889 expr_filename, expr_lineno, get_inner_array_type,
10890 fields_compatible_p): Likewise.
10891 * tree.h (get_inner_array_type, fields_compatible_p,
10892 expr_location, expr_has_location, expr_locus, expr_filename,
10893 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10894 setjmp_call_p, alloca_call_p): Likewise.
10896 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10898 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10899 TV_FLOW_INSENSITIVE.
10901 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10903 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10904 (compute_flow_insensitive_aliasing): Ditto for
10905 TV_FLOW_INSENSITIVE.
10907 2007-07-27 Jan Hubicka <jh@suse.cz>
10909 * config/i386/i386.c (register_move_cost): Remove accidentally
10910 comitted #if 0 block.
10912 * attribs.c: Include hashtab.h
10913 (attribute_hash): New.
10914 (substring): New structure.
10915 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10917 (init_attributes): Initialize attribute hash.
10918 (decl_attributes): Use attribute hash.
10919 * Makefile.in (attribs.c): Depend on hashtab.h.
10921 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10923 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10925 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10927 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10928 __mips_dspr2 and __mips_dsp_rev macros.
10929 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10931 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10933 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10935 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10937 PR middle-end/32749
10939 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10940 and the updating of the live and do_not_gen sets.
10941 (df_note_bb_compute): Added updating of live and do_not_gen sets
10942 for regular defs so that the case of clobber inside conditional
10943 call is processed correctly.
10945 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10947 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10948 operands with compatible type.
10950 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10952 * expr.h (store_bit_field): Don't return a value.
10953 * expmed.c (check_predicate_volatile_ok): New function.
10954 (store_bit_field_1): New function, extracted from store_bit_field.
10955 Take a fallback_p argument and return true if the operation succeeded.
10956 Only use store_fixed_bit_field if fallback_p. Don't recompute
10957 mode_for_extraction; use op_mode instead. Try forcing memories
10958 into registers if the insv expander fails.
10959 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10960 Don't return a value.
10961 (convert_extracted_bit_field): New function, extracted from
10963 (extract_bit_field_1): Likewise. Take a fallback_p argument
10964 and return NULL if the operation succeeded. Only use
10965 extract_fixed_bit_field if fallback_p. Only calculate one
10966 extraction mode. Combine code for extv and extzv. Try forcing
10967 memories into registers if the ext(z)v expander fails.
10968 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10970 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10972 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10974 (df_ref): Likewise. Put regno with other integer fields.
10976 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10978 * df.h (df_mw_hardreg): Remove "loc" field.
10979 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10981 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10982 split out from df_set_unused_notes_for_mw. Return false for
10983 partial references. Assert that mw_reg is a REG when returning true.
10984 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10985 (df_whole_mw_reg_dead_p): New function, split out from
10986 df_set_dead_notes_for_mw. Return false for partial references.
10987 Assert that mw_reg is a REG when returning true.
10988 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10989 Remove redundant bitmap check.
10991 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10993 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10994 ($(T)crtend.o): Likwise.
10995 ($(T)crtbeginS.o): Likwise.
10996 ($(T)crtendS.o): Likwise.
10997 ($(T)crtfastmath.o): Likwise.
10999 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
11001 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
11002 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
11003 * basic-block.h (struct control_flow_graph): Added x_dom_computed
11004 and x_n_bbs_in_dom_tree fields.
11006 2007-07-26 Steve Ellcey <sje@cup.hp.com>
11008 PR tree-optimization/32087
11009 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11010 Do not call scale_bbs_frequencies_int with prob of zero.
11012 2007-07-26 Julian Brown <julian@codesourcery.com>
11014 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
11015 (neon_element_bits): Add prototypes.
11016 * config/arm/arm.c (bounds_check, neon_lane_bounds)
11017 (neon_const_bounds, neon_element_bits): New functions.
11018 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
11019 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
11020 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
11021 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
11022 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
11023 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
11024 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
11025 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
11026 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
11027 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
11028 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
11029 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
11030 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
11032 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
11034 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
11035 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
11037 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
11038 Julian Brown <julian@codesourcery.com>
11040 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
11041 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
11042 * config/arm/cortex-a8.md: New.
11043 * config/arm/cortex-a8-neon.md: New.
11044 * config/arm/neon-schedgen.ml: New.
11045 * config/arm/neon.md (vqh_mnem): New.
11047 (Is_float_mode): New.
11048 (Scalar_mul_8_16): New.
11050 (V_mode_nunits): New.
11051 (All instruction patterns): Annotate with neon_type attribute
11053 * config/arm/arm.md: Include cortex-a8.md.
11054 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
11056 Annotate instruction patterns accordingly.
11057 (generic_sched): Do not use generic scheduling for Cortex-A8.
11058 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
11060 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
11062 * fold-const.c (fold_read_from_constant_string): Use
11063 build_int_cst_type.
11064 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11066 2007-07-26 Nick Clifton <nickc@redhat.com>
11068 * tree-ssa-operands.h: Change copyright header to refer to version
11069 3 of the GNU General Public License and to point readers at the
11070 COPYING3 file and the FSF's license web page.
11071 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
11072 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
11073 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
11074 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
11075 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
11076 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
11077 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
11078 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
11079 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
11080 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
11081 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
11082 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
11083 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
11084 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
11085 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
11086 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
11087 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
11088 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
11089 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
11090 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
11091 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
11092 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
11093 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
11094 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
11095 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
11096 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
11097 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
11098 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
11099 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
11100 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
11101 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
11102 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
11103 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
11104 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
11105 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
11106 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
11107 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
11108 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
11109 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
11110 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
11111 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
11112 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
11113 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
11114 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
11115 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
11116 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
11117 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
11118 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
11119 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
11120 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
11121 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
11122 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
11123 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
11124 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
11125 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
11126 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
11127 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
11128 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
11129 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
11130 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
11131 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
11132 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
11133 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
11134 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
11135 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
11136 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
11137 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
11138 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
11139 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
11140 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
11141 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
11142 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
11143 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
11144 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
11145 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
11146 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
11147 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
11148 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
11149 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
11150 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
11151 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
11152 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
11153 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
11154 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
11155 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
11156 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
11157 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
11158 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
11159 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
11160 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
11161 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
11162 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
11163 vecprim.h, basic-block.h, tree-ssa-structalias.c,
11164 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
11165 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
11166 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
11167 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
11168 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
11169 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
11170 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
11171 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
11172 convert.c, convert.h, langhooks-def.h, reload1.c,
11173 tree-ssa-operands.c: Likewise.
11175 2007-07-26 Jan Hubicka <jh@suse.cz>
11177 * tree-ssa-live.c: Include debug.h and flags.h.
11178 (mark_scope_block_unused): New function.
11179 (remove_unused_scope_block_p): New function.
11180 (remove_unused_locals): Remove unused blocks too.
11182 2007-07-25 Ian Lance Taylor <iant@google.com>
11184 * combine.c (combine_max_regno): Remove. Remove all uses.
11185 (struct reg_stat_struct): Rename from struct reg_stat.
11186 (reg_stat_type): Define, and declare VECs.
11187 (reg_stat): Change from pointer to VEC. Change all uses.
11188 (combine_split_insns): New static function.
11189 (try_combine, find_split_point): Call it instead of split_insns.
11191 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11193 * cfghooks.c (split_block): Fix the information about loop latch.
11195 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11197 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
11199 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11201 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11202 Scan the new edge for loop exit info.
11204 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
11206 * config/darwin.c: Include debug.h.
11208 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11211 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
11213 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11215 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
11216 (HARD_REGNO_MODE_OK): Ditto.
11217 (MODES_TIEABLE_P): Ditto.
11218 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11219 (CLASS_MAX_NREGS): Ditto.
11220 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
11221 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
11222 (divdf3_internal_thr): Removed.
11223 * config/ia64/div.md: New file.
11224 * config/ia64/constraints.md: Add H constraint.
11226 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11228 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
11229 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
11230 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
11231 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
11232 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
11233 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
11234 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
11235 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
11236 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
11237 dump_sbitmap_file, debug_sbitmap, popcount_table,
11238 sbitmap_popcount): Constify.
11239 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
11240 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
11241 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
11242 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
11243 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
11244 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
11245 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
11246 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
11247 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
11248 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
11249 sbitmap_popcount, sbitmap_verify_popcount): Constify.
11251 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11253 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
11254 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
11255 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
11256 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
11257 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
11258 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
11259 bitmap_intersect_p, bitmap_intersect_compl_p,
11260 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11261 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
11263 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
11264 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
11265 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
11266 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
11267 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11268 debug_bitmap, debug_bitmap_file, bitmap_print,
11269 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
11270 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
11272 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
11274 * config/darwin.c (darwin_override_options): Additional fix for
11275 debug info formats that don't support var tracking.
11277 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11279 * cselib.c (entry_and_rtx_equal_p): Constify.
11280 * gengtype.c (output_mangled_typename, write_types, write_local):
11282 * gengtype.h (const_type_p): New.
11283 * see.c (eq_descriptor_extension, hash_descriptor_extension):
11285 * tlink.c (scan_linker_output): De-constify.
11286 * tree-ssa-loop-im.c (memref_eq): Constify.
11287 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
11288 (shared_bitmap_hash, shared_bitmap_eq): Constify.
11290 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11292 * c-common.c (fname_as_string, c_type_hash): Constify.
11293 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11294 * cgraph.c (edge_hash, edge_eq): Likewise.
11295 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
11296 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
11297 reg_attrs_htab_eq): Likewise.
11298 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
11300 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
11301 const_decl_t, const_state_t, const_automata_list_el_t): New.
11302 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
11303 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
11304 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
11305 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
11306 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
11307 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
11308 compare_max_occ_cycle_nums, out_state_arcs_num,
11309 compare_transition_els_num, units_cmp, state_reservs_cmp):
11311 * genmodes.c (cmp_modes): Likewise.
11312 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
11313 * gimplify.c (compare_case_labels): Likewise.
11314 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
11315 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
11316 * matrix-reorg.c (mtt_info_hash): Likewise.
11317 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
11318 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
11319 (htab_hash_bucket, htab_hash_elem): Constify.
11320 * tree-browser.c (TB_parent_eq): Likewise.
11321 * tree-scalar-evolution.c (hash_scev_info): Likewise.
11322 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
11323 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
11324 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
11326 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
11327 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
11328 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
11329 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
11330 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
11332 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
11333 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
11334 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
11335 * tree-ssa-threadupdate.c (redirection_data_hash,
11336 redirection_data_eq): Likewise.
11337 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
11338 * tree-ssa.c (var_ann_eq): Likewise.
11339 * tree-vrp.c (compare_case_labels): Likewise.
11340 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
11341 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
11342 tree_not_check_failed, tree_class_check_failed,
11343 tree_range_check_failed, tree_not_class_check_failed,
11344 omp_clause_check_failed, omp_clause_range_check_failed,
11345 tree_contains_struct_check_failed, tree_operand_check_failed):
11347 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
11348 tree_not_check_failed, tree_class_check_failed,
11349 tree_range_check_failed, tree_not_class_check_failed,
11350 tree_operand_check_failed, omp_clause_operand_check_failed,
11351 tree_operand_length): Likewise.
11352 * var-tracking.c (const_variable): New.
11353 (variable_htab_hash, variable_htab_eq): Constify.
11354 * varasm.c (const_desc_hash): Likewise.
11356 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11358 * expr.c (handled_component_p): Constify.
11359 * fold-const.c (fit_double_type): Likewise.
11360 * real.h (real_value_from_int_cst): Likewise.
11361 * tree-flow-inline.h (gimple_in_ssa_p,
11362 gimple_aliases_computed_p, gimple_addressable_vars,
11363 gimple_call_clobbered_vars, gimple_referenced_vars,
11364 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
11365 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
11366 may_aliases, end_readonly_imm_use_p, has_zero_uses,
11367 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
11368 is_label_stmt, is_global_var, phi_ssa_name_p,
11369 factoring_name_p, is_call_clobbered, tree_common_ann,
11370 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
11371 unmodifiable_var_p, array_ref_contains_indirect_ref,
11372 ref_contains_array_ref, lookup_subvars_for_var,
11373 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
11374 gimple_mem_ref_stats): Likewise.
11375 * tree-flow.h (tree_common_ann, var_ann, function_ann,
11376 may_aliases, is_exec_stmt, is_label_stmt,
11377 ref_contains_array_ref, array_ref_contains_indirect_ref,
11378 var_can_have_subvars, overlap_subvar, is_call_clobbered,
11379 unmodifiable_var_p): Likewise.
11380 * tree-gimple.c (is_gimple_min_invariant): Likewise.
11381 * tree-gimple.h (is_gimple_min_invariant): Likewise.
11382 * tree.c (type_hash_list, attribute_hash_list, tree_size,
11383 cst_and_fits_in_hwi, real_value_from_int_cst,
11384 build_real_from_int_cst, integer_zerop, integer_onep,
11385 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
11386 tree_floor_log2, real_zerop, real_onep, real_twop,
11387 real_minus_onep, really_constant_p, purpose_member, chain_member,
11388 list_length, fields_length, int_size_in_bytes, bit_position,
11389 int_bit_position, byte_position, int_byte_position, expr_align,
11390 array_type_nelts, tree_node_structure,
11391 type_contains_placeholder_1, iterative_hash_pointer,
11392 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
11393 tree_map_base_eq, type_hash_list, type_hash_eq,
11394 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
11395 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
11396 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11397 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
11398 int_fits_type_p, get_containing_scope, decl_function_context,
11399 decl_type_context, omp_clause_operand_check_failed,
11400 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
11401 * tree.h (omp_clause_operand_check_failed, tree_size,
11402 build_real_from_int_cst, array_type_nelts, purpose_member,
11403 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
11404 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11405 is_attribute_p, check_qualified_type, expr_align,
11406 int_size_in_bytes, bit_position, int_bit_position, byte_position,
11407 int_byte_position, list_length, fields_length, initializer_zerop,
11408 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
11409 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
11410 tree_node_structure, handled_component_p, get_containing_scope,
11411 decl_function_context, decl_type_context, real_zerop,
11412 type_num_arguments, fit_double_type, really_constant_p,
11413 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
11414 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
11415 real_twop, real_minus_onep, int_cst_value): Likewise.
11417 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11419 * cfglayout.c (insn_scope, insn_line): Constify.
11420 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
11421 const_double_htab_hash, const_double_htab_eq,
11422 mem_attrs_htab_hash): Likewise.
11423 * loop-iv.c (biv_eq): Likewise.
11424 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
11425 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
11426 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
11428 * rtl-error.c (location_for_asm, diagnostic_for_asm,
11429 error_for_asm, warning_for_asm, _fatal_insn,
11430 _fatal_insn_not_found): Likewise.
11431 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
11432 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
11433 rtl_check_failed_type2, rtl_check_failed_code1,
11434 rtl_check_failed_code2, rtl_check_failed_code_mode,
11435 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
11436 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
11437 rtl_check_failed_type2, rtl_check_failed_code1,
11438 rtl_check_failed_code2, rtl_check_failed_code_mode,
11439 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
11440 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
11441 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
11442 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
11443 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
11444 rtx_unstable_p, get_integer_term, get_related_value,
11445 offset_within_block_p, reg_mentioned_p, count_occurrences,
11446 reg_referenced_p, reg_used_between_p, no_labels_between_p,
11447 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
11448 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
11449 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
11450 find_constant_src, find_reg_fusage, find_regno_fusage,
11451 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
11452 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11453 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11454 computed_jump_p, auto_inc_p, in_expr_list_p,
11455 remove_node_from_expr_list, loc_mentioned_in_p,
11456 label_is_jump_target_p, reversed_comparison_code_parts,
11457 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11458 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11459 print_inline_rtx): Likewise.
11460 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11461 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11462 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11463 get_integer_term, get_related_value, offset_within_block_p,
11464 count_occurrences, reg_mentioned_p, no_labels_between_p,
11465 reg_used_between_p, reg_referenced_p, single_set_2,
11466 multiple_sets, set_noop_p, refers_to_regno_p,
11467 reg_overlap_mentioned_p, dead_or_set_p,
11468 covers_regno_no_parallel_p, covers_regno_p,
11469 dead_or_set_regno_p, find_reg_note, find_regno_note,
11470 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11471 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11472 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11473 side_effects_p, may_trap_p_1, may_trap_p,
11474 may_trap_after_code_motion_p, may_trap_or_fault_p,
11475 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11476 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11477 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11478 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11479 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11481 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11482 warning_for_asm): Likewise.
11483 * tree.h (print_rtl): Likewise.
11484 * varasm.c (get_pool_mode): Likewise.
11486 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11488 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11489 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11490 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11491 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11492 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11493 * ddg.c (compare_sccs): Likewise.
11494 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11495 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11496 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11497 decimal_do_fix_trunc, decimal_real_to_integer,
11498 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11499 * dse.c (const_group_info_t): New.
11500 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11501 * dwarf2out.c (const_dw_die_ref): New.
11502 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11503 * tree-browser.c (TB_parent_eq): Likewise.
11504 * unwind-dw2-fde.c (__register_frame_info_bases,
11505 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11506 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11508 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11509 * unwind-dw2.c (uw_frame_state_for): Likewise.
11510 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11511 * value-prof.h (const_histogram_value): New.
11513 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11515 * config/mips/mips.c (machine_function): Add
11516 initialized_mips16_gp_pseudo_p.
11517 (mips16_gp_pseudo_reg): Do not emit the initialization of
11518 mips16_gp_pseudo_rtx when being called from the gimple cost-
11519 calculation routines; emit it on the first use outside those
11522 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11524 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11527 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11528 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11529 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11530 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11531 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11532 Preserve const-ness of parameters through use of __typeof(),
11533 also constify and tidy.
11535 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11536 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11537 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11538 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11539 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11540 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11541 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11542 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11543 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11545 2007-07-25 Julian Brown <julian@codesourcery.com>
11546 Mark Shinwell <shinwell@codesourcery.com>
11548 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11549 (alpha_mangle_type): This.
11550 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11551 (TARGET_MANGLE_TYPE): Define this instead.
11552 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11553 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11554 (arm_init_neon_builtins): Fix comment.
11555 (arm_mangle_map_entry): New.
11556 (arm_mangle_map): New.
11557 (arm_mangle_type): New.
11558 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11559 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11560 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11561 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11562 (TARGET_MANGLE_TYPE): Define this instead.
11563 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11564 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11565 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11566 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11567 (TARGET_MANGLE_TYPE): Define this instead.
11568 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11570 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11571 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11572 (TARGET_MANGLE_TYPE): Define this instead.
11573 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11574 (s390_mangle_type): This.
11575 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11576 (TARGET_MANGLE_TYPE): Define this instead.
11577 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11578 (sparc_mangle_type): This.
11579 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11580 (TARGET_MANGLE_TYPE): Define this instead.
11581 * cp/mangle.c (write_type): Call mangle_type target hook on all
11582 types before mangling. Use original type, not main variant, as
11584 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11585 (TARGET_MANGLE_TYPE): This.
11586 * target.h (gcc_target): Rename mangle_fundamental_type to
11588 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11589 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11591 2007-07-25 Julian Brown <julian@codesourcery.com>
11592 Paul Brook <paul@codesourcery.com>
11593 Joseph Myers <joseph@codesourcery.com>
11594 Mark Shinwell <shinwell@codesourcery.com>
11596 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11597 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11598 (with_fpu): Allow --with-fpu=neon.
11599 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11600 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11601 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11602 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11603 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11604 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11605 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11606 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11607 (output_move_neon): Add prototypes.
11608 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11609 (all_fpus): Add FPUTYPE_NEON.
11610 (fp_model_for_fpu): Add NEON field.
11611 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11612 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11614 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11616 (thumb2_legitimate_address_p): Likewise.
11617 (neon_valid_immediate): Recognize and prepare constants suitable for
11619 (neon_immediate_valid_for_move): New function. Recognize and prepare
11620 immediates for NEON move instructions.
11621 (neon_immediate_valid_for_logic): New function. Recognize and
11622 prepare immediates for NEON logic instructions.
11623 (neon_output_logic_immediate): New function. Create asm string
11624 suitable for outputting immediate logic instructions.
11625 (neon_pairwise_reduce): New function. Implement reduction using
11626 pairwise operations.
11627 (neon_expand_vector_init): New function. Expand a (possibly
11628 non-constant) vector initialization.
11629 (neon_vector_mem_operand): New function. Memory operands supported
11630 for quad-word loads/stores to/from ARM or NEON registers. Don't
11631 allow base+offset addressing for core regs.
11632 (neon_struct_mem_operand): New function. Valid mems for NEON
11634 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11635 from neon_vector_mem_operand addresses without a secondary register.
11636 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11637 (add_minipool_backward_ref): Likewise.
11638 (dump_minipool): Likewise.
11639 (push_minipool_fix): Likewise.
11640 (output_move_quad): New function. Output quad-word moves, loads and
11641 stores using ARM registers.
11642 (output_move_vfp): Add support for vectors in VFP (NEON) D
11644 (output_move_neon): Output a NEON load/store to/from a quadword
11646 (arm_print_operand): Implement new codes:
11647 - 'c' for unadorned integers (without a # sign).
11648 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11650 - 'e', 'f' for the low and high D parts of a NEON Q register.
11651 - 'q' outputs a NEON Q register.
11652 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11653 - 'T' prints NEON opcode features from a coded bitmask.
11654 - 'F' is similar to T, but signed/unsigned codes both print as
11656 - 't' is similar to T, but 'u' is printed instead of 'p'.
11657 - 'O' prints 'r' if NEON instruction should perform rounding (as
11658 specified by bitmask), else prints nothing.
11659 - '#' is a punctuation character to stop operand numbers from
11660 running together with following digits in the assembler
11661 strings for instructions (when using mode attributes).
11662 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11663 constant vectors in big-endian mode, where necessary.
11664 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11665 Handle EI, OI, CI, XI modes.
11666 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11667 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11668 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11669 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11670 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11672 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11673 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11674 to turn v8qi, etc. into bits defined above.
11675 (neon_itype): New enumeration. Classifications of NEON builtins.
11676 (neon_builtin_datum): Define struct. Contains information about
11677 a single builtin (with multiple modes).
11678 (CF): Define helper macro for...
11679 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11681 (neon_builtin_data): New array. Define information about builtins
11682 for use during initialization/expansion.
11683 (arm_init_neon_builtins): New function.
11684 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11686 (neon_builtin_compare): New function.
11687 (locate_neon_builtin_icode): New function. Find an insn code for a
11688 builtin given a function code for that builtin. Also return type of
11689 builtin (NEON_BINOP, NEON_UNOP etc.).
11690 (builtin_arg): New enumeration. Types of arguments for builtins.
11691 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11692 Takes a variable argument list of builtin_arg types, terminated by
11694 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11695 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11696 (neon_emit_pair_result_insn): New function. Support returning pairs
11697 of vectors via a pointer.
11698 (neon_disambiguate_copy): New function. Set up operands for a
11699 multi-word copy such that registers do not get clobbered.
11700 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11701 ARM_BUILTIN_NEON_BASE.
11702 (arm_file_start): Set float-abi attribute for NEON.
11703 (arm_vector_mode_supported_p): Enable NEON vector modes.
11704 (arm_mangle_map_entry): New.
11705 (arm_mangle_map): New.
11706 (arm_mangle_vector_type): New.
11707 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11709 (TARGET_NEON): New macro. Target supports NEON.
11710 (fputype): Add FPUTYPE_NEON.
11711 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11712 for vectorization based on command-line arg.
11713 (NEON_REGNO_OK_FOR_NREGS): Define.
11714 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11715 (VALID_NEON_STRUCT_MODE): Define.
11716 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11717 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11718 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11719 (consttable_16): Add pattern for outputting 16-byte minipool
11721 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11723 (vec-common.md, neon.md): Include md files.
11724 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11725 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11726 (memory_constraint "Ut", "Un", "Us"): Define.
11727 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11728 (MMX_char): New mode attribute.
11729 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11730 (*add<mode>3_iwmmxt): New insn pattern.
11731 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11732 (*sub<mode>3_iwmmxt): New insn pattern.
11733 (mulv4hi3): Rename to...
11734 (*mulv4hi3_iwmmxt): This.
11735 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11736 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11737 (uminv4hi3, uminv2si3): Remove. Replace with...
11738 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11739 (*umin<mode>3_iwmmxt): These.
11740 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11741 (ashr<mode>3_iwmmxt): This new pattern.
11742 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11743 (lshr<mode>3_iwmmxt): This new pattern.
11744 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11745 (ashl<mode>3_iwmmxt): This new pattern.
11746 * config/arm/neon-docgen.ml: New file. Generate documentation for
11748 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11749 * config/arm/arm_neon.h: New (autogenerated).
11750 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11752 * config/arm/neon.md: New file. Define NEON instructions.
11753 * config/arm/neon.ml: New file. Abstract description of NEON
11754 instructions, used to generate arm_neon.h header, documentation and
11756 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11757 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11759 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11761 (ARM NEON Intrinsics): New subsection.
11762 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11764 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11766 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11769 2007-07-24 Jan Hubicka <jh@suse.cz>
11771 * regclass.c (move_table): New type.
11772 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11773 (init_move_cost): Break out from ...
11774 (init_reg_sets_1): ... here; simplify computation of
11775 have_regs-of_mode and contains_reg_of_mode.
11776 (record_reg_classes): Unswitch internal loops.
11777 (copy_cost): Trigger lazy initialization of move cost
11778 (record_address_regs): Likewise.
11780 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11782 * config/darwin.c (darwin_override_options): Don't force on
11783 flag_var_tracking_uninit when no debug info is requested.
11785 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11787 * cfgloop.c (init_loops_structure): New function.
11788 (flow_loops_find): Create root of the loop tree unconditionally.
11790 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11792 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11794 2007-07-24 Jan Hubicka <jh@suse.cz>
11796 * caller-save.c: Include ggc.h, gt-caller-save.h
11797 (reg_save_code, reg_restore_code): Rename to ...
11798 (cached_reg_save_code, cached_reg_restore_code): ... those.
11799 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11800 (reg_save_code, reg_restore_code): New functions.
11801 (init_caller_save): Do not intialize
11802 reg_save_code/reg_restore_code tables.
11803 * Makefile.in: (gt-caller-save.h): New.
11805 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11807 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11808 with the mode of the original operand instead of
11811 2007-07-23 Jan Hubicka <jH@suse.cz>
11813 * i386.c (ix86_secondary_memory_needed): Break out to...
11814 (inline_secondary_memory_needed): ... here.
11815 (ix86_memory_move_cost): Break out to ...
11816 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11817 maximum of input and output; fix handling of Q_REGS on 64bit.
11818 (ix86_secondary_memory_needed): Microoptimize.
11820 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11822 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11823 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11824 stmts_from_loop, known_dependences_p, build_rdg): New.
11825 * tree-data-ref.h: Depends on graphds.h.
11826 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11827 (build_rdg): Declared.
11828 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11830 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11832 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11835 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11836 Jakub Jelinek <jakub@redhat.com>
11838 PR middle-end/PR28690
11839 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11841 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11842 and MEM_POINTER operands over REG and MEM operands.
11843 (swap_commutative_operands_p): Change return value to bool.
11844 * rtl.h: Update the corresponding prototype.
11845 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11846 instead of gen_rtx_PLUS.
11847 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11848 value to bool. Change function arguments to rtx's and update code
11850 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11851 calls to match the new declaration.
11852 * simplify-rtx.c (simplify_associative_operation): Don't
11853 reorder simplify_binary_operation arguments.
11855 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11857 * config/mips/mips.c (override_options): Use mips_costs to derive
11858 the default branch cost.
11859 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11861 * config/mips/mips.opt (mbranch-cost=): New option.
11862 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11864 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11866 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11867 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11868 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11869 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11871 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11873 * config/mips/constraints.md (ks): New constraint.
11874 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11875 (*add<mode>3_mips16): ...here.
11877 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11879 * optabs.h (enum optab_index): Add new OTI_signbit.
11880 (signbit_optab): Define corresponding macro.
11881 (enum insn_code signbit_optab[]): Remove array.
11882 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11883 (expand_copysign_absneg): If back end provides signbit insn, use it
11884 instead of bit operations on floating point argument.
11885 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11886 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11887 for availability of signbit insn.
11889 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11890 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11891 SSE mode is not active.
11892 (isinf<mode>2): Disable for mfpmath=sse,387.
11894 2007-07-22 Ben Elliston <bje@au.ibm.com>
11896 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11898 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11900 2007-07-20 Richard Guenther <rguenther@suse.de>
11902 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11903 integral typed condition.
11904 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11905 booleanness. Only preserve conversions from a non-base
11906 type to a base type, not in general between types with
11907 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11908 * tree.def (COND_EXPR): Document that the condition
11909 can be of any integral type.
11911 2007-07-20 Nigel Stephens <nigel@mips.com>
11912 Richard Sandiford <richard@codesourcery.com>
11914 * config/mips/mips.h (mips_dwarf_regno): Declare.
11915 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11916 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11917 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11918 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11919 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11920 (REG_CLASS_NAMES): Update accordingly.
11921 * config/mips/mips.c (mips_dwarf_regno): New array.
11922 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11923 (mips_subword): Remove special handling for accumulator registers.
11924 (override_options): Initiailize mips_dwarf_regno. Remove use
11926 (mips_swap_registers): New function.
11927 (mips_conditional_register_usage): Swap accumulator registers
11928 around if TARGET_LITTLE_ENDIAN.
11929 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11930 * config/mips/constraints.md (h, l): Use the endianness to choose
11931 between MD0_REG and MD1_REG.
11932 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11933 alternative-dependent template.
11935 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11937 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11940 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11942 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11943 predecessor fallthru flags.
11945 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11947 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11948 of compare to the same type.
11949 * cfgloopmanip.c (add_loop): Update information about loop exits.
11950 (loop_version): Remove the innermost loop requirement.
11951 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11952 to sizetype for pointers.
11954 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11956 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11957 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11958 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11960 * config/dfp-bit.c: Empty for TFmode conversions.
11962 2007-07-18 Caroline Tice <ctice@apple.com>
11964 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11965 and handle them correctly; check that src is not NULL before
11967 (find_src_set_src): Likewise.
11969 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11971 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11972 (struct alignment_context, init_alignment_context): New.
11973 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11974 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11975 (XCHAL_HAVE_S32C1I): Likewise.
11976 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11977 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11978 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11979 (ATOMIC, HQI): New macros.
11980 (memory_barrier, *memory_barrier): New.
11981 (sync_lock_releasesi): New.
11982 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11983 (sync_lock_test_and_set<mode>): New.
11984 (sync_<atomic><mode>): New.
11985 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11986 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11987 (xtensa_expand_atomic): New.
11989 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11993 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11994 transformation for builtin ISNORMAL.
11995 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11996 * builtins.def (BUILT_IN_ISNORMAL): New.
11997 * doc/extend.texi: Document isnormal.
11999 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12003 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
12004 optabs infrastructure. Provide generic implementation for
12006 (expand_builtin): Handle FINITE/ISFINITE.
12007 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
12008 (fold_builtin_1): Likewise.
12010 * builtins.def (BUILT_IN_ISFINITE): New.
12012 * doc/extend.texi: Document isfinite.
12014 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12017 PR middle-end/20558
12019 * builtins.c (expand_builtin_interclass_mathfn): Provide a
12020 generic fallback for isinf.
12021 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
12022 calculation code ...
12023 * real.c (get_max_float): ... to here.
12024 * real.h (get_max_float): New.
12026 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12028 PR middle-end/32668
12030 * builtin-attrs.def (ATTR_TYPEGENERIC,
12031 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
12033 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
12034 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
12035 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
12036 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
12038 * c-common.c (handle_type_generic_attribute): New.
12039 (c_common_attribute_table): Add "type generic".
12041 * c-typeck.c (convert_arguments): Handle "type generic" functions.
12043 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
12045 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
12046 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
12049 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
12052 * config/cris/cris.c (cris_print_index): Don't use XEXP before
12053 checking that the operand is an expression.
12055 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
12056 Danny Smith <dannysmith@users.sourceforge.net>
12059 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
12060 file mapping object in local namespace if Windows version later
12063 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12065 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
12066 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
12067 arm_cannot_force_const_mem.
12068 (arm_cannot_force_const_mem): New function.
12069 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
12070 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
12071 of arm_tls_referenced_p.
12072 * config/arm/arm.md (movsi): Split out-of-section constants when
12073 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
12074 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12076 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12078 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
12080 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12082 * config/mips/mips.md (*extendqihi2): Convert the destination
12085 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12087 * config/pa/fptr.c: Update license header.
12088 * config/pa/milli64.S: Likewise.
12090 2007-07-17 Nick Clifton <nickc@redhat.com>
12092 * COPYING_v3: New file. Contains version 3 of the GNU General
12094 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
12095 Lesser General Public License.
12096 * doc/include/gpl_v3.texi: New file. Contains version 3 of
12097 the GNU General Public License.
12099 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
12101 PR rtl-optimization/32773
12102 * cfglayout.c (force_one_exit_fallthru): New function.
12103 (cfg_layout_finalize): Use it.
12105 2007-07-16 Richard Guenther <rguenther@suse.de>
12106 Uros Bizjak <ubizjak@gmail.com>
12108 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
12109 before forcing it to gimple operand.
12111 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12112 David Ung <davidu@mips.com>
12114 * config/mips/mips.h (TUNE_24K): Define.
12115 (TUNE_MACC_CHAINS): Add TUNE_24K.
12116 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
12118 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
12119 (r74k_int_madd): .. this new reservation.
12120 (define_bypass): Fixed bypasses for r74k_int_madd to use
12121 mips_linked_madd_p.
12122 * config/mips/24k.md (define_bypass): Define new
12123 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
12125 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12126 Nigel Stephens <nigel@mips.com>
12128 * config/mips/mips.md: Include 20kc.md.
12129 * config/mips/20kc.md: New file.
12130 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
12131 (mips_adjust_cost): Tweak for 20Kc.
12132 (mips_issue_rate): Likewise.
12133 * config/mips/mips.h (TUNE_20KC): Define.
12135 2007-07-16 David Edelsohn <edelsohn@gnu.og>
12137 * config/rs6000/rs6000.c (struct processor_cost): Add
12138 cache_line_size, l1_cache_lines, and simultaneous_prefetches
12140 (*_cost): Add cache information.
12141 (rs6000_override_options): Set cache parameters.
12143 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12146 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
12147 * doc/install.texi (mips-sgi-irix6): pthread support works now.
12149 2007-07-16 Paul Brook <paul@codesourcery.com>
12152 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12153 (cirrus_thumb2_movsi_insn): Ditto.
12155 2007-07-15 Geoffrey Keating <geoffk@apple.com>
12157 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12158 CR2_REGNO to R_CR2.
12160 2007-07-15 Andrew Haley <aph@redhat.com>
12162 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
12163 before looking in the context.
12165 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12167 PR middle-end/32398
12168 PR middle-end/32769
12169 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
12170 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12171 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12172 (pa_output_function_prologue): Use rp_saved and
12173 current_function_is_leaf to generate .CALLINFO statement.
12174 (hppa_expand_prologue): Set rp_saved.
12175 (hppa_expand_epilogue): Use rp_saved.
12176 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
12177 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
12179 2007-07-14 Dirk Mueller <dmueller@suse.de>
12181 * omega.c (coalesce): Fix memory leak on early exit.
12182 * matrix-reorg.c (check_allocation_function): Likewise.
12183 * tree-vect-transform.c (vect_get_new_vect_var): free result
12185 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12186 pass pointer to edge vector
12187 (partition_hot_cold_basic_blocks): Fix memory leak.
12188 * collect2.c (prefix_from_string): Free temporary storage.
12189 * reload1.c (fixup_abnormal_edges): Free sbitmap.
12191 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
12193 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
12194 (DO_GLOBAL_DTORS_BODY): Likewise.
12196 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
12197 Nigel Stephens <nigel@mips.com>
12199 * config/mips/mips.c (mips_classify_symbol): Don't return
12200 SYMBOL_SMALL_DATA for constant pool addresses if
12201 TARGET_EMBEDDED_DATA is true.
12203 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
12205 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
12206 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12207 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
12208 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
12209 __builtin_ia32_storehps, __builtin_ia32_storelps,
12210 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
12211 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
12212 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
12213 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
12214 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
12215 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
12216 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
12217 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
12218 using def_builtin_const.
12220 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
12222 PR tree-optimization/32705
12223 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
12224 (simplify_binary_expression): Use SSA_VAL consistently.
12226 2007-07-13 David Edelsohn <edelsohn@gnu.org>
12228 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
12229 (SPEFSCR_REGNO): Delete definition.
12230 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
12231 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12232 * config/rs6000/rs6000.h: Do not define *_REGNO.
12233 LINK_REGISTER_REGNUM -> LR_REGNO.
12234 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12235 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
12236 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12237 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
12238 R_VRSAVE, R_VSCR. Use them.
12239 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
12240 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
12241 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
12242 * config/rs6000/aix.h: Define R_LR. Use it.
12244 2007-07-13 Caroline Tice <ctice@apple.com>
12246 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
12247 flag_var_tracking is explicitly turned off (i.e. when variable
12248 tracking is not feasible); otherwise, turn flag_var_tracking on when
12249 flag_var_tracking_uninit is on.
12250 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
12251 note definitions, to allow recording of initialization status in the
12253 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
12254 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
12255 determine if two note locations are equal.
12256 (output_loc_list): Don't output list entries whose start & end labels
12258 (reg_loc_descriptor): Add parameter for initialization status; pass it
12259 to other loc descriptor functions.
12260 (one_reg_loc_descriptor): Add parameter for initialization status;
12261 check its value and add DW_OP_GNU_uninit to returned loc descr if
12263 (multiple_reg_loc_descriptor): Add parameter for initialization
12265 pass init status argument to other loc descriptor functions; check
12266 value of intialization parameter and add DW_OP_GNU_uninit to returned
12267 loc descr if appropriate.
12268 (based_loc_descr): Add parameter for initialization status; add new
12269 variable for return value; check value of initialization parameter and
12270 add DW_OP_GNU_uninit to returned loc descr if appropriate.
12271 (concatn_mem_loc_descriptor): Add parameter for initialization status;
12272 pass init status argument to other loc descriptor functions; check
12273 value of intialization parameter and add DW_OP_GNU_uninit to returned
12274 loc descr if appropriate.
12275 (mem_loc_descriptor): Likewise.
12276 (concat_loc_descriptor): Likewise.
12277 (concatn_loc_descriptor): Likewise.
12278 (loc_descriptor): Add parameter for initialization status; pass it as
12279 argument to other loc descriptor function calls.
12280 (loc_descriptor_from_tree_1): Add appropriate initialization status
12281 to loc descriptor function calls.
12282 (add_location_or_const_value_attribute): Get initialization status
12283 from VAR_LOCATION note; add initialization status to loc descriptor
12285 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
12286 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
12287 status is uninitialized, add "[uninint]" to output.
12288 * common.opt (fvar-tracking-uninit): New option, similar to
12289 fvar-tracking, to turn on tracking of uninitialized variables; creates
12290 a new global flag, flag_var_tracking_uninit.
12291 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
12292 (enum var_init_status): New type, for var initialization status field.
12293 * var-tracking.c (struct location_chain_def): Two new fields, init,
12294 for initialization status, and set_src for the assignment value expr.
12295 (unshare_variable): New parameter for initialization status;
12296 initialize new init and set_src fields.
12297 (var_reg_set): New parameters for initialization status and value;
12298 pass them to set_variable_part.
12299 (var_mem_set): Likewise.
12300 (get_init_value): New function.
12301 (var_reg_delete_and_set): New initialization status & value
12302 parameters; add call to get_init_value if status is unknown; pass new
12303 parameters to clobber_variable_part and var_reg_set.
12304 (var_mem_delete_and_set): Likewise.
12305 (var_reg_delete): Pass null set_src value to clobber_variable_part.
12306 (var_mem_delete): Likewise.
12307 (variable_union): Pass status to unshare_variable; initialize new init
12308 and set_src fields. If flag_var_tracking_uninit is not set, force
12309 status to initialized.
12310 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
12311 used later to get the set_src value.
12312 (find_src_status): New function.
12313 (find_src_set_src): New function.
12314 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
12315 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
12316 MO_SET, get set_src value and pass it to var_reg_delete_and_set
12317 and var_mem_delete_and_set.
12318 (dump_variable): Print out "[uninit]" if appropriate.
12319 (set_variable_part): Add new initialization and set_src parameters;
12320 pass status to unshare_variable; set node->init and node- >set_src
12321 fields and modify slot in hash table appropriately; save the init and
12322 set_src values if appropriate and assign to the new node.
12323 (clobber_variable_part): New set_src parameter; if two nodes have
12324 same variable and same location but different set_src (assignment)
12325 values, clobber old node.
12326 (delete_variable_part): Pass init status to unshare_variable.
12327 (emit_note_insn_var_location): Add initialized var; assign var's init
12328 status to new 'initialized'; pass new init status field to calls to
12329 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
12330 status to initialized.
12331 (emit_notes_in_bb): Pass initialization status to calls to
12332 var_reg_set, var_mem_set, var_reg_delete_and_set and
12333 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
12334 var_reg_delete_and_set and var_mem_delete_and_set; call
12335 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
12336 make up for change in add_stores.
12337 (vt_add_function_parameters): Add status to calls to
12339 * config/darwin.c (darwin_override_options): Turn on uninitialized
12340 tracking automatically, if var_tracking is on and the system is
12343 2007-07-13 Sa Liu <saliu@de.ibm.com>
12345 * config.gcc: Add options for arch and tune on SPU.
12346 * config/spu/predicates.md: Add constant operands 0 and 1.
12347 * config/spu/spu-builtins.def: Add builtins for double precision
12348 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
12349 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
12351 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
12353 * config/spu/spu-protos.h: Add new function prototypes.
12354 * config/spu/spu.c (spu_override_options): Check options -march and
12356 (spu_comp_icode): Add comparison code for DFmode and vector mode.
12357 (spu_emit_branch_or_set): Use the new code for DFmode and vector
12359 (spu_const_from_int): New. Create a vector constant from 4 ints.
12360 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
12361 (spu_emit_vector_compare): New. Emit vector compare.
12362 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
12363 * config/spu/spu.h: Add options -march and -mtune. Define processor
12364 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
12365 CANONICALIZE_COMPARISON.
12366 * config/spu/spu.md: Add new insns for double precision compare
12367 and double precision vector compare. Add vcond and smax/smin patterns
12368 to enable DFmode vector conditional expression.
12369 * config/spu/spu.opt: Add options -march and -mtune.
12370 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
12371 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
12372 both CELL and CELLEDP targets: spu_testsv.
12373 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
12376 2007-07-13 Richard Guenther <rguenther@suse.de>
12378 PR tree-optimization/32721
12379 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
12380 TREE_THIS_VOLATILE on the folded reference.
12381 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
12382 if the array reference has TREE_THIS_VOLATILE set.
12384 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
12387 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
12389 2007-07-13 Andreas Schwab <schwab@suse.de>
12391 * gengtype-lex.l: Allow declarations to be indented.
12393 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12395 * ginclude/tgmath.h: New.
12396 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
12397 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
12398 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
12399 * configure: Regenerate.
12401 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12403 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
12404 correct index when setting register save state for xd
12407 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12409 * config/sh/sh.c (mark_use): Remove.
12411 2007-07-12 Paul Brook <paul@codesourcery.com>
12413 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
12414 reg does not overlap return value.
12416 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
12418 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
12419 (set_expression_vuses): Ditto.
12420 (init_pre): Initialize expression_vuses.
12422 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12424 * config/i386/sse.md (storentdf, storentsf): New.
12426 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12428 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
12430 * tree.c (build_decl_stat): Move code from here...
12431 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
12432 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
12433 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
12434 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
12435 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
12438 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12439 Devang Patel <dpatel@apple.com>
12441 PR tree-optimization/25413
12442 * targhooks.c (default_builtin_vector_alignment_reachable): New.
12443 * targhooks.h (default_builtin_vector_alignment_reachable): New.
12444 * tree.h (contains_packed_reference): New.
12445 * expr.c (contains_packed_reference): New.
12446 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
12447 (vect_enhance_data_refs_alignment): Call
12448 vector_alignment_reachable_p.
12449 * target.h (vector_alignment_reachable): New builtin.
12450 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
12451 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
12452 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12454 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12456 * target.h (builtin_vectorization_cost): Add new target builtin.
12457 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12458 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12459 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12460 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12461 uninitialized variables.
12462 * tree-vect-transform.c (cost_for_stmt): New function.
12463 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12464 using cost 1 for all scalar stmts. Be less conservative when
12465 estimating the number of prologue/epulogue iterations. Call
12466 targetm.vectorize.builtin_vectorization_cost. Return
12467 min_profitable_iters-1.
12468 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12469 initialization cost instead of TARG_VEC_STMT_COST. Use
12470 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12471 epilogue code. Fix epilogue cost computation.
12472 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12473 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12474 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12475 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12476 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12477 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12479 2007-07-12 Richard Guenther <rguenther@suse.de>
12481 * gimplify.c (gimplify_conversion): Make sure that the result
12482 from maybe_fold_offset_to_reference is trivially convertible
12483 to the desired type before doing the simplification.
12484 (gimplify_expr): Likewise.
12485 * fold-const.c (fold_binary): Use the correct types for
12486 building the simplified expression.
12488 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12490 PR rtl-optimization/32729
12491 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12492 that fallthru to exit.
12494 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12496 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12497 (symDTPOFF2reg): Likewise.
12499 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12501 PR tree-optimization/32663
12503 * tree.h (VALUE_HANDLE_VUSES): Remove.
12504 (struct tree_value_handle): Remove vuses.
12506 * tree-vn.c (create_value_handle_for_expr): Don't set
12507 VALUE_HANDLE_VUSES.
12509 * tree-ssa-pre.c (expression_vuses): New.
12510 (alloc_expression_id): Set up expression_vuses.
12511 (get_expression_vuses): New.
12512 (set_expression_vuses): Ditto.
12513 (clear_expression_ids): Modify for expression_vuses.
12514 (phi_translate_1): Ditto.
12515 (phi_translate_set): Ditto.
12516 (value_dies_in_block_x): Ditto
12517 (valid_in_sets): Ditto.
12518 (add_to_sets): Ditto.
12519 (find_existing_value_expr): Ditto.
12520 (create_value_handle_for_expr): Ditto.
12521 (make_values_for_stmt): Ditto.
12522 (vuse_equiv): Remove.
12524 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12526 * Makefile.in (mostlyclean): Remove object files.
12528 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12530 * toplev.c (no_new_pseudos): Deleted.
12531 * rtl.h (no_new_pseudos): Deleted.
12532 * tree-pass.h (pass_no_new_pseudos): Deleted.
12533 * passes.c (pass_no_new_pseudos): Deleted.
12534 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12535 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12536 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12538 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12539 * rtlhooks.c (gen_lowpart_general): Ditto.
12540 * optabs.c (prepare_operand): Ditto.
12541 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12543 * modulo-sched.c (rest_of_handle_sms): Ditto.
12544 * see.c (rest_of_handle_see): Ditto.
12545 * ifcvt.c (if_convert): Ditto.
12546 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12548 * init-regs.c (gate_initialize_regs): Deleted set of
12550 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12551 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12552 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12554 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12557 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12558 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12559 (*vec_extractv2di_1_rex64): New insn pattern.
12561 2007-07-11 David Daney <ddaney@avtrex.com>
12563 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12564 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12565 for SIGNAL_UNWIND_RETURN_COLUMN.
12566 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12567 (DWARF_FRAME_REGNUM): Rewrite.
12568 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12570 2007-07-11 Nick Clifton <nickc@redhat.com>
12572 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12573 delta and use gen_int_mode in place of GET_INT instead.
12575 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12577 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12580 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12582 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12583 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12585 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12586 (USE_CANONICAL_TYPES): New.
12587 * doc/invoke.texi (verify-canonical-types): Remove.
12588 (use-canonical-types): Add.
12590 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12592 * config/spu/spu.c (spu_optimization_options): Remove setting of
12593 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12594 (spu_override_options): Move it here.
12596 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12598 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12599 * config/mips/mips.c (mips_cpu_info_table): Mention
12600 MIPS_ISA_LEVEL_SPEC in the comment.
12602 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12604 PR tree-optimization/32713
12605 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12607 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12609 PR middle-end/30482
12610 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12611 conditional to flag_isoc99.
12612 (c_common_init_options): Do it here, unconditionally.
12614 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12616 PR tree-optimization/32589
12617 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12618 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12619 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12620 predicate, extracted from...
12621 (set_rhs): ...here. Call it for the expression on entry.
12622 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12623 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12624 (simplify_binary_expression): Use valid_gimple_expression_p
12625 to validate the simplification.
12626 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12628 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12630 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12631 DWARF2_DEBUG on 32 bit target too.
12632 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12634 2007-07-11 Nick Clifton <nickc@redhat.com>
12636 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12637 version for 64-bit hosts.
12639 2007-07-10 David Daney <ddaney@avtrex.com>
12641 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12643 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12645 * config/mips/mips.c (mips_expand_synci_loop): New function.
12646 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12647 (UNSPEC_RDHWR): Same.
12648 (UNSPEC_SYNCI): Same.
12649 (UNSPEC_SYNC): Same.
12650 (clear_cache): New expand.
12654 (clear_hazard): Same.
12655 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12657 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12658 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12660 2007-07-10 Ian Lance Taylor <iant@google.com>
12662 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12665 2007-07-10 David Daney <ddaney@avtrex.com>
12667 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12668 * builtins.c (expand_builtin___clear_cache): New function.
12669 (expand_builtin): Call expand_builtin___clear_cache for
12670 BUILT_IN_CLEAR_CACHE case.
12671 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12672 * doc/md.texi (clear_cache): Document new instruction pattern.
12673 * testsuite/gcc.dg/builtins-64.c: New test.
12675 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12677 * config/cris/cris.md ("movsi"): Fix typo in last change.
12679 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12682 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12684 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12685 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12686 for FUNCTION_DECLs. Don't use align_functions_log if
12688 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12689 even for FUNCTION_DECLs.
12690 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12692 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12693 (DECL_FUNCTION_CODE): Update for new location and name of
12695 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12696 (struct tree_decl_common): Move 'align' and 'off_align' out
12697 of union, ensure they're still on a 32-bit boundary. Remove
12698 other fields in union 'u1'.
12699 (struct tree_function_decl): Add field 'function_code' replacing
12700 'u1.f' in tree_decl_common.
12701 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12702 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12703 (Variable Attributes): Cross-reference 'aligned' attribute
12704 to Function Attributes.
12705 * flags.h (force_align_functions_log): Delete.
12706 * toplev.c (force_align_functions_log): Delete.
12708 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12711 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12712 (*vec_concatv2di_rex): New insn pattern.
12714 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12717 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12719 2007-07-10 Ian Lance Taylor <iant@google.com>
12721 Replace no_new_pseudos in backends.
12722 * rtl.h (can_create_pseudo_p): Define.
12723 * config/darwin.c (machopic_indirect_data_reference): Use
12724 can_create_pseudo_p () instead of no_new_pseudos.
12725 (machopic_indirect_data_reference): Likewise.
12726 (machopic_legitimize_pic_address): Likewise.
12727 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12728 (alpha_emit_set_const_1): Likewise.
12729 (alpha_emit_set_const): Likewise.
12730 (alpha_emit_conditional_move): Likewise.
12731 (alpha_split_conditional_move): Likewise.
12732 * config/alpha/alpha.md (various splitters): Likewise.
12734 * config/arm/arm.c (legitimize_pic_address): Likewise.
12735 (arm_load_pic_register): Likewise.
12736 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12737 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12738 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12739 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12740 * config/cris/cris.md (movsi): Likewise.
12741 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12742 (symGOTOFF2reg_hilo): Likewise.
12743 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12744 * config/h8300/h8300.md (insv, extzv): Likewise.
12745 * config/i386/i386.c (ix86_expand_move): Likewise.
12746 (ix86_expand_vector_move): Likewise.
12747 (ix86_prepare_fp_compare_args): Likewise.
12748 (ix86_expand_carry_flag_compare): Likewise.
12749 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12750 (tls_dynamic_gnu2_combine_32): Likewise.
12751 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12752 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12753 (ia64_expand_movxf_movrf): Likewise.
12754 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12755 (m32c_split_move): Likewise.
12756 (m32c_expand_insv): Likewise.
12757 * config/m68k/m68k.md (movsi): Likewise.
12758 * config/mips/mips.c (mips_force_temporary): Likewise.
12759 (mips_split_symbol): Likewise.
12760 (mips_move_integer): Likewise.
12761 (mips_legitimize_const_move): Likewise.
12762 * config/mn10300/mn10300.md (movsi): Likewise.
12763 * config/pa/pa.c (emit_move_sequence): Likewise.
12764 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12765 (rs6000_got_register): Likewise.
12766 (create_TOC_reference): Likewise.
12767 (rs6000_machopic_legitimize_pic_address): Likewise.
12768 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12769 (various splitters): Likewise.
12770 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12771 (movsi_got): Likewise.
12772 * config/s390/s390.c (emit_symbolic_move): Likewise.
12773 * config/s390/s390.md (movhi, movqi): Likewise.
12774 (load_multiple, store_multiple): Likewise.
12775 * config/score/score.c (score_force_temporary): Likewise.
12776 * config/sh/sh.c (prepare_move_operands): Likewise.
12777 (prepare_cbranch_operands): Likewise.
12778 (emit_fpu_switch): Likewise.
12779 (fpscr_set_from_mem): Likewise.
12780 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12781 (adddi3, subsi3): Likewise.
12782 (various splitters): Likewise.
12783 (divsi_inv_fp_combine): Likewise.
12784 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12785 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12787 * config/sh/predicates.md (xor_operand): Likewise.
12788 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12789 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12790 (movdi_pic_label_ref): Likewise.
12791 * config/spu/spu.c (spu_split_immediate): Likewise.
12792 * config/alpha/alpha.md (various splitters): Remove test
12793 !no_new_pseudos || reload_completed.
12794 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12796 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12797 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12798 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12799 * config/score/score.c (th_output_mi_thunk): Likewise.
12800 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12801 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12803 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12805 PR rtl-optimization/32664
12806 * mode-switching.c (create_pre_exit): Skip barrier insns.
12808 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12810 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12811 force_gimple_operand_bsi.
12812 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12813 rewrite_use_compare): Ditto.
12814 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12816 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12817 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12818 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12819 * tree-profile.c (prepare_instrumented_value,
12820 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12821 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12822 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12823 tree_gen_ior_profiler): Ditto.
12824 * tree-ssa-reassoc.c (negate_value): Ditto.
12825 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12826 Use force_gimple_operand_bsi.
12827 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12828 * tree-if-conv.c (add_to_dst_predicate_list,
12829 find_phi_replacement_condition): Ditto.
12830 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12831 Call mark_symbols_for_renaming for new statements.
12832 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12834 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12836 * cfghooks.c (remove_edge): New function.
12837 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12839 * cfghooks.h (remove_edge): Declare.
12840 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12841 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12843 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12845 * optabs.h: Added declaration for signbit_optab.
12846 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12847 * genoptinit.c (optabs): Added entry for signbit insns.
12848 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12849 insn, if available.
12850 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12851 * config/s390/s390.md (signbit<mode>2): New expander.
12853 2007-07-09 Richard Guenther <rguenther@suse.de>
12855 PR middle-end/32698
12856 * fold-const.c (fold_plusminus_mult_expr): Move constant
12857 arguments second to allow decomposing.
12859 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12862 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12864 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12865 Disregard DECL_FROM_INLINE.
12867 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12870 * doc/invoke.texi: Add ftree-reassoc flag.
12871 * common.opt (ftree-reassoc): New flag.
12872 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12873 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12875 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12877 PR tree-optimization/32681
12878 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12879 saved in second_edge->aux when first_bb is a loop header.
12881 2007-07-09 Jan HUbicka <jh@suse.cz>
12883 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12885 2007-07-09 Richard Guenther <rguenther@suse.de>
12887 * c-decl.c (start_function): Do not promote return type.
12889 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12891 * function.c (do_warn_unused_parameter): Do not warn if
12892 TREE_NO_WARNING is set.
12894 2007-07-08 Andreas Schwab <schwab@suse.de>
12896 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12898 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12901 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12903 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12904 apply to assembly language, too.
12905 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12907 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12909 Revert (note the sccvn portions are *not* reverted)
12910 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12912 Fix PR tree-optimization/23488
12914 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12916 * tree-flow-inline.h (get_value_handle): Ditto.
12917 * tree-ssa-pre.c (decl_vh_map): New.
12918 (decl_node_pool): New.
12919 (can_value_number_operation): Support DECL_P.
12920 (can_PRE_operation): Ditto.
12921 (create_expression_by_pieces): Ditto.
12922 (find_existing_value_expr): Modify to differnetiate between
12923 addressing and top level.
12924 (create_value_handle_for_expr): Handle DECL's.
12925 (poolify_tree): Ditto.
12926 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12927 (make_values_for_stmt): Handle DECL's properly.
12928 (init_pre): Reorg to not init useless things during FRE.
12930 * tree-flow.h: Include pointer-set.h.
12931 (decl_vh_map): Declare.
12932 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12934 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12936 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12937 the constraint description.
12938 * doc/md.texi: Update documentation of AVR constraints.
12940 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12942 * auto-inc-dec.c, config/arm/arm.c,
12943 config/m32r/constraints.md, config/mips/mips.md,
12944 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12945 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12946 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12947 typos. Follow spelling conventions.
12948 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12950 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12951 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12953 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12954 realloc_vuse): Remove.
12955 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12958 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12960 Fix PR tree-optimization/23488
12962 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12963 (try_to_simplify): Ditto.
12964 (visit_use): Ditto.
12965 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12967 * tree-flow-inline.h (get_value_handle): Ditto.
12968 * tree-ssa-pre.c (decl_vh_map): New.
12969 (decl_node_pool): New.
12970 (can_value_number_operation): Support DECL_P.
12971 (can_PRE_operation): Ditto.
12972 (create_expression_by_pieces): Ditto.
12973 (find_existing_value_expr): Modify to differnetiate between
12974 addressing and top level.
12975 (create_value_handle_for_expr): Handle DECL's.
12976 (poolify_tree): Ditto.
12977 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12978 (make_values_for_stmt): Handle DECL's properly.
12979 (init_pre): Reorg to not init useless things during FRE.
12981 * tree-flow.h: Include pointer-set.h.
12982 (decl_vh_map): Declare.
12983 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12985 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12987 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12988 apply to assembly language, too.
12989 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12991 2007-07-06 Ian Lance Taylor <iant@google.com>
12992 Zack Weinberg <zackw@panix.com>
12994 PR middle-end/32441
12995 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12997 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12999 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
13000 (prefetch): Likewise if "pref" would be used.
13002 2007-07-06 Josh Conner <jconner@apple.com>
13004 PR middle-end/32602
13005 PR middle-end/32603
13006 * calls.c (store_one_arg): Handle arguments which are partially
13007 on the stack when detecting argument overlap.
13009 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
13011 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
13012 chosen during find_reloads.
13014 2007-07-06 Richard Guenther <rguenther@suse.de>
13016 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
13017 TYPE_ARG_TYPES for verification of argument types. Use
13018 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
13019 parameters as variable arguments.
13021 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
13023 * libgcc2.h (word_type): Type definition removed.
13024 (cmp_return_type, shift_count_type): Type definitions added.
13025 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13026 replaced with shift_count_type.
13027 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13029 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
13030 changed from word_type to Wtype.
13031 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13032 replaced with shift_count_type.
13033 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13035 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
13036 and libgcc_shift_count attribute added.
13037 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
13038 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
13039 (TARGET_INITIALIZER): New target hooks added.
13040 * targhooks.c (default_libgcc_cmp_return_mode,
13041 default_libgcc_shift_count_mode): Default implementations for the new
13042 target hooks added.
13043 * targhooks.h (default_libgcc_cmp_return_mode,
13044 default_libgcc_shift_count_mode): Function prototypes added.
13045 * target.h (struct gcc_target): Fields for the new target hooks added.
13046 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
13048 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
13051 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
13052 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
13054 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
13055 s390_libgcc_shift_count_mode): Functions added.
13056 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
13057 Target hooks defined.
13059 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13061 * config/mips/mips.c (compute_frame_size): Restore the original
13062 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
13063 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
13064 Document why the difference is needed.
13066 2007-07-06 Richard Guenther <rguenther@suse.de>
13068 * c-common.c (boolean_increment): Use correctly typed
13071 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13073 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
13074 the topmost argument register is not also included in the save mask.
13075 (mips16e_collect_argument_save_p): Take a pointer to the argument
13076 register, rather than a pointer to the number of arguments.
13077 (mips16e_collect_argument_saves): Only include argument saves
13078 that aren't in the register mask.
13080 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
13082 PR rtl-optimization/32450
13083 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
13084 to ensure that instructions are not moved into the prologue when
13085 profiling is on. Remove unused prologue_end variable.
13086 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
13087 as a scheduling barrier.
13089 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13092 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13093 Disregard DECL_FROM_INLINE.
13095 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
13097 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
13098 IORing with a constant.
13100 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
13102 PR rtl-optimization/32475
13103 * df-scan.c (df_def_record_1): Add a use of the stack pointer
13104 for every definition of the stack pointer.
13106 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
13108 * arm.c (vfp3_const_double_index): Copy signed results of
13109 REAL_VALUE_TO_INT into unsigned vars.
13111 2007-07-05 Richard Guenther <rguenther@suse.de>
13113 PR middle-end/32639
13114 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
13116 * tree-ssa.c (useless_type_conversion_p): Check canonical
13119 2007-07-05 Anatoly Sokolov <aesok@post.ru>
13121 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
13122 zero_extendhisi2): Change to define_insn_and_split.
13123 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
13125 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
13127 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
13128 pass_match_asm_constraints): New.
13129 * passes.c (init_optimization_passes): Add new pass.
13130 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
13131 * function.h (struct function): Add has_asm_statement bit.
13132 (current_function_has_asm_statement): New.
13133 * tree-pass.h (pass_match_asm_constraints): New.
13135 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
13137 * config/mips/mips.c (mips_file_start): Avoid declaration
13140 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13142 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
13144 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
13146 * rtl.def (NOTE): Change print format string to print
13147 operand 5 as a note insn name.
13149 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13150 David Ung <davidu@mips.com>
13152 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
13153 * doc/invoke.texi: (MIPS Options): Document them.
13155 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13156 David Ung <davidu@mips.com>
13158 Add support for SmartMIPS ASE.
13160 * optabs.c (expand_binop_directly): New, broken out from...
13161 (expand_binop): Here. Make it try rotating in the other
13162 direction even when the second operand isn't constant.
13163 * config/mips/mips.md (*lwxs): New.
13164 * config/mips/mips.opt (msmartmips): New.
13165 * config/mips/mips.c (mips_lwxs_address_p): New.
13166 (mips_rtx_costs): Make it recognize scaled indexed addressing.
13167 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13168 __mips_smartmips when compiling for TARGET_SMARTMIPS.
13169 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
13170 (ISA_HAS_LWXS): New.
13171 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
13172 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
13173 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
13174 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
13175 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
13176 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
13177 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
13179 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13181 * tree-vectorizer.c (new_loop_vec_info): Initialize
13182 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13183 * tree-vectorizer.h (_loop_vec_info): Added new filed
13184 min_profitable_iters.
13185 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
13186 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
13187 * tree-vect-analyze.c (vect_analyze_operations): Set
13188 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13189 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
13190 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
13191 Fix calculation of peel_iters_prologue. Move consideration of epilogue
13192 and prologue cost to after they are computed.
13193 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
13194 TARG_VEC_STMT_COST.
13195 (vect_model_simple_cost): Takes additional argument dt. Consider cost
13196 of creating vectors from scalars according to dt.
13197 (vect_model_store_cost): Likewise.
13198 (vectorizable_call): Use dt array instead of scalar dt. Call
13199 vect_model_simple_cost with additional argument dt.
13200 (vectorizable_assignment): Likewise.
13201 (vectorizable_operation): Likewise.
13202 (vectorizable_type_demotion): Likewise.
13203 (vectorizable_type_promotion): Likewise.
13204 (vectorizable_store): Use dt array instead of scalar dt. Call
13205 vect_model_store_cost with additional argument dt.
13206 (vect_do_peeling_for_loop_bound): Don't call
13207 vect_estimate_min_profitable_iters. Instead, lookup
13208 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
13209 "may not be profitable".
13211 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13214 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
13215 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
13216 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
13217 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
13219 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
13221 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
13222 addressing modes cheaper.
13224 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
13226 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
13227 (dw_ranges_struct): Rename block_num to num. Adjust.
13228 (dw_ranges_by_label_struct): New.
13229 (ranges_by_label, ranges_by_label_allocated,
13230 ranges_by_label_in_use): New variables.
13231 (add_ranges_num): Factored most of the code out of...
13232 (add_ranges): ... this one. Rewrite in terms of the former.
13233 (add_ranges_by_labels): New.
13234 (output_ranges): Output by-label ranges.
13235 (dwarf2out_finish): Output range for multiple-section
13236 compile_unit. Output standard DW_AT_low_pc in addition to
13237 unexpected DW_AT_entry_pc.
13239 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
13241 PR tree-optimization/32604
13242 PR tree-optimization/32606
13244 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
13245 (compute_antic_safe): Removed.
13246 (ANTIC_SAFE_LOADS): Ditto.
13247 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
13248 (execute_pre): Don't call compute_antic_safe.
13249 (vuse_equiv): New function.
13250 (make_values_for_stmt): Use it
13251 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
13254 2007-07-04 Anatoly Sokolov <aesok@post.ru>
13257 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
13258 rather than a decl.
13259 (avr_attribute_table): Make "naked" attribute apply to function types
13260 rather than to decls.
13261 (avr_handle_fntype_attribute): New function.
13263 2007-07-04 Joseph Myers <joseph@codesourcery.com>
13265 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
13268 2007-07-04 David Ung <davidu@mips.com>
13269 Joseph Myers <joseph@codesourcery.com>
13271 * config/mips/mips.md (type): Add logical, signext and move.
13272 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
13273 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
13274 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
13275 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
13276 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
13277 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
13278 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
13279 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
13280 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
13281 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
13282 movv2sf_hardfloat_64bit): Use the new types.
13283 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
13284 *movdf_softfloat, *movdf_mips16): Use "multi".
13285 (extendqihi2): Replace with a define_expand.
13286 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
13287 Based on extend<SHORT:mode><GPR:mode>2 patterns.
13288 * config/mips/74k.md (r74k_int_logical): New reservation and
13290 (r74k_int_arith): Remove "slt".
13291 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
13292 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
13293 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
13294 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
13295 reservations for "arith".
13297 2007-07-04 Richard Guenther <rguenther@suse.de>
13299 * tree-ssa.c (useless_type_conversion_p): Add handling for
13300 scalar float and vector types. Only call the types_compatible_p
13301 langhook for aggregate types as last resort. Follow the
13304 2007-07-04 Richard Guenther <rguenther@suse.de>
13306 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
13307 the same as NOP_EXPR.
13309 2007-07-04 Nick Clifton <nickc@redhat.com>
13311 * target.h (struct gcc_target): Add target_help field.
13312 * target-def.h (TARGET_HELP): New.
13313 (TARGET_INITIALIZER): Use TARGET_HELP.
13314 * opts.c (command_handle_option): Invoke target_help function, if
13315 defined, when the user has specified --target-help on the command
13317 * doc/invoke.texi: Mention that --target-help might print
13318 additional information.
13319 * doc/tm.texi: Document TARGET_HELP hook.
13321 * arm.c (TARGET_HELP): Override default definition.
13322 (arm_target_help): New - display a wrapped list of cores and
13323 architectures supported.
13325 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
13327 * config/v850/v850.c (expand_prologue): Make sure
13328 GEN_INT() argument is sign extended rather than zero extended.
13329 (expand_epilogue): Likewise.
13330 (output_move_double): Delete.
13331 * config/v850/v850-protos.h (output_move_double): Delete.
13332 * config/v850/v850.md (movdi): Delete.
13333 (*movdi_internal): Delete.
13335 (*movdf_internal): Delete.
13337 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13339 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
13340 unless compiling RTP PIC.
13342 2007-07-04 Richard Guenther <rguenther@suse.de>
13344 PR tree-optimization/32482
13345 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
13346 original ssa name if we didn't find a shift expression.
13347 Fix shift constant for bit zero test.
13349 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13351 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
13353 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13355 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
13356 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
13357 * config/arm/vxworks.h (ASM_SPEC): Delete.
13358 (SUBTARGET_EXTRA_ASM_SPEC): Define.
13360 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13362 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
13363 (DDR_REVERSED_P): New.
13364 * tree-data-ref.c (initialize_data_dependence_relation,
13365 build_classic_dist_vector): Set DDR_REVERSED_P.
13367 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13369 PR middle-end/32457
13370 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
13371 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13372 init_omega_for_ddr_1): Use non conservative number of iterations
13374 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
13375 (analyze_siv_subscript): Remove FIXME and reinitialization of
13376 last_conflicts to chrec_dont_know.
13377 * testsuite/gfortran.dg/vect/pr32457.f90: New.
13379 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13381 * tree.c (maybe_canonicalize_argtypes): Improve description.
13383 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13385 * tree.c (maybe_canonicalize_argtypes): New.
13386 (build_function_type): Set canonical type.
13387 (build_method_type_directly): Ditto.
13388 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
13391 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13393 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
13395 (rewrite_use_nonlinear_expr): Likewise.
13397 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
13399 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
13401 2007-07-04 Ben Elliston <bje@au.ibm.com>
13403 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
13406 * c-objc-common.c (c_types_compatible_p): Fix indentation.
13408 * doc/tm.texi (Run-time Target): Capitalise "CPU".
13409 (Exception Handling): Likewise.
13411 2007-07-03 Jan Hubicka <jh@suse.cz>
13413 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
13415 2007-07-03 Eric Christopher <echristo@apple.com>
13417 * doc/cppopts.texi: Add conflicting option note to -dM.
13418 * doc/invoke.texi: Add note about possible conflicts with
13419 -E for -dCHARS and note that -dM will not produce
13420 any results if there is no machine dependent reorg.
13422 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13424 * tree.h (DECL_ALIGN): Back out previous change.
13426 2007-07-03 Joseph Myers <joseph@codesourcery.com>
13428 * configure.ac: Test for .dtprelword support on MIPS.
13429 * configure, config.in: Regenerate.
13430 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
13431 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13433 2007-07-03 Julian Brown <julian@codesourcery.com>
13435 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
13436 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
13437 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13438 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
13440 (all_fpus): Add FPUTYPE_VFP3.
13441 (fp_model_for_fpu): Add VFPv3 field.
13442 (arm_rtx_costs_1): Give cost to VFPv3 constants.
13443 (vfp3_const_double_index): New function. Return integer index of
13444 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
13446 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
13447 and argument represents a valid RTX for a VFPv3 constant.
13448 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
13450 (vfp_emit_fstmd): Similar, for fstmd.
13451 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
13452 constants, represented as integer indices.
13453 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13454 VFP_REGNO_OK_FOR_DOUBLE macros.
13455 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13456 (arm_file_start): Set float-abi attribute for VFPv3, and output
13457 correct ".fpu" assembler directive.
13458 (arm_dbx_register_numbering): Add FIXME.
13459 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13460 (fputype): Add FPUTYPE_VFP3.
13461 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13462 (CALL_USED_REGISTERS): Likewise.
13463 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13464 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13465 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13466 (D7_VFP_REGNUM): New.
13467 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13468 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13469 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13470 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13471 (REG_ALLOC_ORDER): Adjust for VFPv3.
13472 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13473 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13474 VFP_LO_REGS, VFP_HI_REGS.
13475 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13476 (IS_VFP_CLASS): Define macro.
13477 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13479 (REGISTER_MOVE_COST): Likewise.
13480 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13481 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13482 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13483 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13484 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13485 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13486 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13487 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13488 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13489 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13490 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13491 where appropriate for single-word registers.
13492 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13493 As above. Fix type attributes.
13494 * config/arm/constraints.md (register_contraint "t"): Define.
13495 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13497 (register_constraint "x"): Define.
13498 (constraint "Dv"): Define.
13500 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13502 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13504 2007-07-03 Tom Tromey <tromey@redhat.com>
13506 * c-parser.c (objc_pq_context): Removed.
13507 (objc_need_raw_identifier): Likewise.
13508 (c_parser) <objc_pq_context>: New field.
13509 <objc_need_raw_identifier>: Likewise.
13510 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13511 (c_lex_one_token): Update.
13512 (c_parser_objc_protocol_definition): Update.
13513 (c_parser_objc_method_definition): Update.
13514 (c_parser_objc_methodproto): Update.
13515 (c_parser_declspecs): Update.
13517 2007-07-03 David Ung <davidu@mips.com>
13519 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13521 2007-07-03 David Ung <davidu@mips.com>
13522 Richard Sandiford <richard@codesourcery.com>
13524 * doc/invoke.texi: Document -march=74kf3_2.
13525 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13526 (TUNE_74K): Check for it.
13527 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13528 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13529 * config/mips/mips.md (cpu): Add 74kf3_2.
13530 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13531 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13532 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13533 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13534 74kf3_2 to the CPU list.
13535 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13536 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13537 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13538 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13539 (r74kf3_2_fxfer_from_c1): New insn reservations.
13541 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13542 David Ung <davidu@mips.com>
13544 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13545 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13546 and 74k[fx]. Document aliases for the new options.
13547 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13548 (PROCESSOR_24KF2_1): ...this.
13549 (PROCESSOR_24KX): Rename to...
13550 (PROCESSOR_24KF1_1): ...this.
13551 (PROCESSOR_74KF): Rename to...
13552 (PROCESSOR_74KF2_1): ...this.
13553 (PROCESSOR_74KX): Rename to...
13554 (PROCESSOR_74KF1_1): ...this.
13555 (TUNE_74K): Update PROCESSOR_* names.
13556 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13557 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13558 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13559 (mips_rtx_cost_data): Update processor names in comments.
13560 (mips_issue_rate): Update PROCESSOR_* names.
13561 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13562 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13563 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13564 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13565 Update cpu attribute names.
13566 (r24k_fpu_iss): Rename this reservation to...
13567 (r24kf2_1_fpu_iss): ...this and update all uses.
13568 (r24kx_fpu_iss): Rename this reservation to...
13569 (r24kf1_1_fpu_iss): ...this and update all uses.
13570 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13571 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13572 Update cpu attribute names.
13574 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13576 * config/m32r/constraints.md: New file.
13577 * config/m32r/m32r.c: Include tm-constrs.h.
13578 (small_data_operand): Use satisfies_constraint_* instead of macro.
13579 (addr24_operand, gen_compare): Likewise.
13580 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13581 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13582 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13583 EXTRA_CONSTRAINT): Likewise.
13584 * config/m32r/m32r.md: Include constraints.md.
13585 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13586 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13587 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13588 (two_insn_const_operand, int8_operand, uint16_operand,
13589 reg_or_int16_operand, reg_or_uint16_operand,
13590 reg_or_cmp_int16_operand, cmp_int16_operand,
13591 seth_add3_operand): Likewise.
13593 2007-07-03 Eric Christopher <echristo@gmail.com>
13595 * libgcc2.h: Conditionally declare __bswapsi2 and
13598 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13600 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13603 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13606 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13607 (__gthrw_pragma): Provide default definition.
13608 (__gthrw2): Use it.
13609 * gthr-posix.c (__gthrw_pragma): Define.
13611 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13613 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13614 before declaring inequality.
13616 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13618 * combine.c (recog_for_combine): Log the success or failure of
13619 matching new insn patterns against the machine description in
13622 2007-07-03 Revital Eres <eres@il.ibm.com>
13624 * ddg.c (print_sccs): New function.
13625 (check_sccs): New function.
13626 (create_ddg_all_sccs): Use it.
13627 * ddg.h (print_sccs): Declare.
13628 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13630 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13632 * targhooks.h (default_mode_for_suffix): New function declaration.
13633 * targhooks.c (default_mode_for_suffix): New default target hook.
13634 * target.h (struct c): New structure in the targetm struct.
13635 (mode_for_suffix): New target hook as part of struct c.
13636 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13637 default_mode_for_suffix.
13638 (TARGET_C): New define.
13639 * c-lex.c: Include "target.h".
13640 (interpret_float): Use targetm.c.mode_for_suffix to determine
13641 the mode for a given non-standard suffix.
13642 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13644 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13645 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13647 * doc/extend.texi (Floating Types): New node. Document __float80 and
13648 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13650 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13653 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13654 predicate instead of target_operand.
13655 (divsi3_i1_media, divsi3_media_2): Likewise.
13657 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13659 * tree.h (alias_sets_might_conflict_p): Rename into
13660 alias_sets_must_conflict_p.
13661 * alias.c (alias_sets_might_conflict_p): Likewise.
13662 (alias_sets_conflict_p): Use it.
13663 (objects_must_conflict_p): Likewise.
13664 * c-common.c (strict_aliasing_warning): Adjust.
13666 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13668 * rtlhooks.c (gen_lowpart_if_possible): Check for
13669 invalid subreg before calling gen_lowpart_SUBREG.
13671 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13673 * config/darwin9.h: Add copyright notice.
13674 (LINK_COMMAND_SPEC): Add comment.
13675 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13676 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13677 DARWIN_LIBSYSTEM_HAS_UNWIND.
13679 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13682 * omp-low.c (check_combined_parallel): New function.
13683 (lower_omp_parallel): Call it via walk_stmts, set
13684 OMP_PARALLEL_COMBINED if appropriate.
13685 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13686 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13687 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13688 don't consider it as combined parallel.
13690 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13692 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13693 (gcc_tooldir): Likewise.
13694 * configure: Regenerate.
13695 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13696 old configure.ac gcc_tooldir setting.
13697 (prefix_to_exec_prefix): New variable.
13698 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13699 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13701 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13703 Fix PR tree-optimization/32583
13704 Fix PR tree-optimization/32584
13705 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13706 (phi_translate_set): Use phi_translate directly now.
13707 (make_values_for_stmt): Don't value number RHS if we already know
13710 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13711 Jim Wilson <wilson@specifix.com>
13714 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13717 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13718 Richard Sandiford <richard@codesourcery.com>
13719 Nigel Stephens <nigel@mips.com>
13721 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13722 (mips16e_output_save_restore): Declare.
13723 (mips16e_save_restore_pattern_p): Likewise.
13724 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13725 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13726 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13727 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13728 (BITSET_P): New global macro, extracted from...
13729 (mips_for_each_saved_reg): ...here.
13730 (mips16e_save_restore_info): New struct.
13731 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13732 (mips16e_save_restore_regs): New variable.
13733 (mips_split_plus, mips16e_find_first_register): New functions.
13734 (mips16e_mask_registers): New function.
13735 (compute_frame_size): Expand the commentary before the function.
13736 Enforce the MIPS16e save and restore register range restrictions.
13737 Pad the general register save area at the low end.
13738 (mips16e_save_restore_reg, mips16e_build_save_restore)
13739 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13740 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13741 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13743 (mips_expand_prologue, mips_expand_epilogue): Handle
13744 GENERATE_MIPS16E_SAVE_RESTORE.
13745 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13747 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13749 PR tree-optimization/31966
13750 PR tree-optimization/32533
13751 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13752 "basic_block" description as its third argument. Update function
13753 calls to get destination bb from "edge" argument. Save "cond" into
13754 aux field of the edge. Update prototype for changed arguments.
13755 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13757 (find_phi_replacement_condition): Operate on incoming edges, not
13758 on predecessor blocks. If there is a condition saved in the
13759 incoming edge aux field, AND it with incoming bb predicate.
13760 Return source bb of the first edge.
13761 (clean_predicate_lists): Clean aux field of outgoing node edges.
13762 (tree_if_conversion): Do not initialize cond variable. Move
13763 variable declaration into the loop.
13764 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13765 initializations of new_stmt, arg0 and arg1 variables.
13767 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13769 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13770 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13772 2007-07-02 Richard Guenther <rguenther@suse.de>
13774 * tree-ssa.c (useless_type_conversion_p): Document
13775 future intent as defining the middle-end type system.
13776 Re-structure to call langhook last, group by type class,
13777 mark questionable parts.
13779 2007-07-02 Richard Guenther <rguenther@suse.de>
13781 * tree-flow.h (types_compatible_p): Declare.
13782 * tree-ssa.c (types_compatible_p): New function.
13783 * ipa-type-escape.c (discover_unique_type): Use
13784 types_compatible_p instead of lang_hooks.types_compatible_p.
13785 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13786 * tree-vn.c (expressions_equal_p): Likewise.
13787 * tree.c (fields_compatible_p): Likewise.
13788 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13789 (cprop_operand): Use useless_type_conversion_p instead of
13790 lang_hooks.types_compatible_p.
13791 * tree-inline.c (setup_one_parameter): Likewise.
13792 (declare_return_variable): Likewise.
13793 * tree-nrv.c (tree_nrv): Likewise.
13794 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13795 (maybe_fold_offset_to_component_ref): Likewise.
13796 (maybe_fold_offset_to_reference): Likewise.
13797 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13798 (merge_alias_info): Likewise.
13799 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13800 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13801 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13802 * tree-tailcall.c (find_tail_calls): Likewise.
13803 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13804 * gimplify.c (canonicalize_addr_expr): Likewise.
13805 (fold_indirect_ref_rhs): Likewise.
13806 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13807 (cpt_same_type): Likewise.
13808 (check_pointer_types_r): Swap parameters to cpt_same_type
13810 * fold-const.c (fold_convert): Revert fix for PR15988.
13811 * tree-inline.c (setup_one_parameter): Instead fix it here by
13812 using fold_build1 instead of fold_convert and checking for
13813 error_mark_node. Convert only if the conversion is necessary.
13815 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13817 * configure.ac: Check for .gnu_attribute on Power.
13818 * configure: Regenerate.
13819 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13820 attribute for floating-point ABI.
13822 2007-07-02 Ira Rosen <irar@il.ibm.com>
13824 PR tree-optimization/32230
13825 PR tree-optimization/32477
13826 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13827 address is a constant.
13829 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13831 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13832 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13833 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13834 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13835 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13836 64-bit targets. Add support for *-elfoabi*.
13837 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13838 different settings if $(tm_defines) does not select the EABI.
13839 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13840 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13841 (MIPS_ARCH_OPTION_SPEC): Likewise.
13842 (MIPS_ISA_LEVEL_SPEC): Likewise.
13843 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13844 * config/mips/elfoabi.h: New file.
13846 2007-07-02 Richard Guenther <rguenther@suse.de>
13848 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13849 (useless_type_conversion_p): ... this.
13850 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13851 (useless_type_conversion_p): ... this.
13852 * builtins.c (fold_builtin_memory_op): Rename
13853 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13854 * tree-cfg.c (verify_expr): Likewise.
13855 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13856 * tree-ssa-ccp.c (ccp_fold): Likewise.
13857 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13858 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13859 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13860 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13861 * tree-ssa-pre.c (eliminate): Likewise.
13862 * tree-ssa.c (delete_tree_ssa): Likewise.
13863 (tree_ssa_useless_type_conversion): Likewise.
13864 * tree.c (build2_stat): Likewise.
13866 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13868 Fix PR tree-optimization/32571
13869 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13872 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13874 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13875 and other expected operations explicitly, change default to
13878 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13880 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13882 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13883 (tls_load_dot_plus_eight): Move the label number into the unspec.
13884 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13886 2007-07-01 Andreas Schwab <schwab@suse.de>
13888 * dwarf2out.c (initial_return_save): Define only if used.
13890 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13892 Unreverting Richard's Revert of:
13894 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13896 * dce.c (deletable_insn_p_1): New function, split out from...
13897 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13898 specially, not those inside PARALLELs. Remove BODY argument
13899 and adjust recursive call accordingly.
13900 (prescan_insns_for_dce): Update call to delete_insn_p.
13902 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13903 Revital Eres <eres@il.ibm.com>
13905 * ddg.c (create_ddg_all_sccs): Fix missed
13906 initialization of scc_nodes.
13908 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13910 PR middle-end/32559
13911 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13912 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13914 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13916 * configure.ac: Check for .gnu_attribute on MIPS.
13917 * configure, config.in: Regenerate.
13918 * config/mips/mips.c (mips_file_start): If supported, output
13919 attribute for floating-point ABI.
13921 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13924 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13925 (ffs_cmove): New expander to expand using ctz pattern.
13926 (*ffs_cmove): Remove pattern.
13927 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13928 (ffsdi2): Expand using ctz pattern.
13929 (*ffs_rex64): Remove pattern.
13931 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13933 PR rtl-optimization/32296
13934 * pa.md (return): Delete pattern.
13935 (return_internal): Remove "(const_int 1)" from pattern.
13936 (epilogue): Use return_internal pattern for trivial returns.
13937 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13938 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13940 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13942 * tree-ssa-pre.c (is_exception_related): New function
13943 (can_value_number_operation): Use it.
13945 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13947 Fix PR tree-optimization/32540
13948 Fix PR tree-optimization/31651
13950 * tree-ssa-sccvn.c: New file.
13952 * tree-ssa-sccvn.h: Ditto.
13954 * tree-vn.c: Include tree-ssa-sccvn.h
13955 (val_expr_paid_d): Removed.
13956 (value_table): Ditto.
13957 (vn_compute): Ditto.
13958 (val_expr_pair_hash): Ditto.
13959 (val_expr_pair_expr_eq): Ditto.
13960 (copy_vuses_from_stmt): Ditto.
13961 (vn_delete): Ditto.
13963 (shared_vuses_from_stmt): Ditto.
13964 (print_creation_to_file): Moved up.
13965 (sort_vuses): Ditto.
13966 (sort_vuses_heap): Ditto.
13967 (set_value_handle): Make non-static.
13968 (make_value_handle): Ditto.
13969 (vn_add): Rewritten to use sccvn lookups.
13970 (vn_add_with_vuses): Ditto.
13971 (vn_lookup): Ditto (and second argument removed).
13972 (vn_lookup_with_vuses): Ditto.
13973 (vn_lookup_or_add): Ditto (and second argument removed);
13974 (vn_lookup_or_add_with_vuses): Ditto.
13975 (vn_lookup_with_stmt): New.
13976 (vn_lookup_or_add_with_stmt): Ditto.
13977 (create_value_handle_for_expr): Ditto.
13979 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13980 (seen_during_translate): New function.
13981 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13982 (phi_trans_add): Ditto.
13983 (constant_expr_p): FIELD_DECL is always constant.
13984 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13985 Use constant_expr_p.
13986 Avoid infinite recursion on mutually valued expressions.
13987 Change callers of vn_lookup_or_add.
13988 (phi_translate): New function.
13989 (compute_antic_safe): Allow phi nodes.
13990 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13991 (find_or_generate_expression): Rewrite slightly.
13992 (create_expression_by_pieces): Updated for vn_lookup_or_add
13994 Update VN_INFO for new names.
13995 (insert_into_preds_of_block): Update for new names.
13996 (add_to_exp_gen): New function.
13997 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13998 (find_existing_value_expr): Rewrite to changed vn_lookup.
13999 (create_value_expr_from): Ditto, and use add_to_exp_gen.
14000 (try_look_through_load): Removed.
14001 (try_combine_conversion): Ditto.
14002 (get_sccvn_value): New function.
14003 (make_values_for_phi): Ditto.
14004 (make_values_for_stmt): Ditto.
14005 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
14007 (init_pre): Update for SCCVN changes.
14009 (execute_pre): Ditto.
14011 * tree-flow.h (make_value_handle): Declare.
14012 (set_value_handle): Ditto.
14013 (sort_vuses_heap): Ditto.
14014 (vn_lookup_or_add_with_stmt): Ditto.
14015 (vn_lookup_with_stmt): Ditto.
14016 (vn_compute): Remove.
14018 (vn_delete): Ditto.
14019 (vn_lookup): Update arguments.
14021 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
14022 (tree-vn.o): Ditto.
14023 (tree-ssa-sccvn.o): New.
14024 (OBJS-common): Add tree-ssa-sccvn.o
14026 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14029 * c-typeck.c (build_external_ref): Don't mark as used if called
14031 * calls.c (rtx_for_function_call): Likewise.
14033 2007-06-30 Richard Sandiford <richard@codesourcery.com>
14037 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14039 * dce.c (deletable_insn_p_1): New function, split out from...
14040 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14041 specially, not those inside PARALLELs. Remove BODY argument
14042 and adjust recursive call accordingly.
14043 (prescan_insns_for_dce): Update call to delete_insn_p.
14045 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
14047 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
14048 (try_combine): Move potential calls to undo_all() so they happen
14049 before we commit to using the combined insns.
14051 2006-06-30 Jan Hubicka <jh@suse.cz>
14053 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
14056 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
14058 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
14059 (cgraph_remove_unreachable_nodes): Likewise.
14060 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
14061 * ipa-inline.c (update_caller_keys): Cast according to the coding
14063 (cgraph_decide_recursive_inlining): Likewise.
14064 (cgraph_decide_inlining_of_small_function): Likewise.
14065 (try_inline): Likewise.
14066 (cgraph_decide_inlining_incrementally): Likewise.
14067 * ipa-pure-const.c (get_function_state): Likewise.
14068 (scan_function): Likewise.
14069 (analyze_function): Likewise.
14070 (static_execute): Likewise.
14071 * ipa-reference.c (scan_for_static_refs): Likewise.
14072 (merge_callee_local_info): Likewise.
14073 (analyze_function): Use type safe memory macros.
14074 (static_execute): Likewise. Cast according to the coding conventions.
14075 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
14077 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
14079 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
14080 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
14083 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
14085 PR middle-end/30024
14086 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
14087 for complex modes (both int and real).
14089 2007-06-29 Jan Hubicka <jh@suse.cz>
14091 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
14093 2007-06-29 Jan Hubicka <jh@suse.cz>
14095 PR middle-end/32372
14096 * cse.c (cse_insn): Avoid invalid sharing in between register note and
14099 2007-06-29 Anatoly Sokolov <aesok@post.ru>
14102 * config/avr/avr.c: Include dataflow header file.
14103 (expand_prologue): Adjust for prologue insn change.
14104 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
14107 2007-06-29 Richard Guenther <rguenther@suse.de>
14109 PR middle-end/32493
14110 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
14111 during type verification.
14113 2007-06-29 Jan Hubicka <jh@suse.cz>
14115 * recog.c (validate_change_rtx_1): Unshare TO argument.
14117 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
14119 PR tree-optimization/24659
14120 * tree-vect-transform.c (vectorizable_call): Handle
14121 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14123 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
14124 * config/i386/i386.c (enum ix86_builtins)
14125 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
14126 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
14128 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
14129 const using def_builtin_const.
14130 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
14131 input operands in the same modes as the result.
14132 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
14134 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
14136 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
14137 (df_set_dead_notes_for_mw): Likewise.
14139 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
14141 * c-common.c (pointer_int_sum): Do the negation in sizetype.
14143 2007-06-28 DJ Delorie <dj@redhat.com>
14145 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
14147 2007-06-28 Geoffrey Keating <geoffk@apple.com>
14149 * doc/invoke.texi (C++ Dialect Options): Document
14150 fvisibility-ms-compat.
14151 * c.opt (fvisibility-ms-compat): New.
14153 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14156 * tree-affine.c (aff_combination_add_elt): Handle
14157 pointer addition specially.
14159 2007-06-28 Jakub Jelinek <jakub@redhat.com>
14161 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
14162 decl is non-external for AIX ABI.
14164 2007-06-28 David Edelsohn <edelsohn@gnu.org>
14166 * config/rs6000/predicates.md (current_file_function_operand):
14167 Ensure the symbol is non-external for AIX ABI.
14169 2007-06-28 Nick Clifton <nickc@redhat.com>
14171 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
14172 (fdce, fdse, fpredictive-commoning): Likewise.
14174 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14177 * gcc.c (process_command): Recognize the new -static-libgfortran
14180 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
14183 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
14184 Use a call clobbered hard reg instead of a pseudo reg.
14186 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14188 * config/sh/sh.md (load_gbr): Use correct operand constraint.
14190 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14193 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
14194 REG_LIBCALL and REG_RETVAL notes.
14195 (divsi3, mulsi3): Likewise.
14196 (mulhisi3): Likewise. Use emit_libcall_block.
14197 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
14199 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
14201 PR rtl-optimization/32481
14202 * combine.c (adjust_for_new_dest): Rescan the changed insn.
14204 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14206 * dce.c (deletable_insn_p_1): New function, split out from...
14207 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14208 specially, not those inside PARALLELs. Remove BODY argument
14209 and adjust recursive call accordingly.
14210 (prescan_insns_for_dce): Update call to delete_insn_p.
14212 2007-06-27 Richard Guenther <rguenther@suse.de>
14214 PR middle-end/32492
14215 * tree.h (fold_convertible_p): Declare.
14216 * fold-const.c (fold_convertible_p): New function.
14217 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
14218 instead of lang_hooks.types_compatible_p.
14220 2007-06-26 Jan Hubicka <jh@suse.cz>
14222 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
14223 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
14224 early use validate_unshare_change.
14225 (reload_combine): Likewise.
14226 * recog.c (change_t): New field unshare.
14227 (validate_change_1): Rename from validate_change; add argument unshare.
14228 (validate_change): Turn into wrapper of validate_change_1; update
14229 prototype for bools.
14230 (validate_unshare_change): New.
14231 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
14232 calls of df_insn_rescan.
14233 * recog.h (validate_change): Replace ints by bools.
14234 (validate_unshare_change): Declare.
14236 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
14238 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
14240 2007-06-26 Steve Ellcey <sje@cup.hp.com>
14242 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
14244 2007-06-25 Jan Hubicka <jh@suse.cz>
14246 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
14248 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
14249 cgraph_decide_inlining_incrementally): Move uninlinability checks to
14250 places other call site specific checks are performed.
14252 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14255 * tree-vect-transform.c (vectorizable_operation): Convert
14256 POINTER_PLUS_EXPR over to PLUS_EXPR.
14258 2007-06-25 Chao-ying Fu <fu@mips.com>
14260 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
14261 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
14262 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
14263 Document GET_MODE_IBIT, and GET_MODE_FBIT.
14265 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
14266 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14267 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
14268 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
14269 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
14270 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
14271 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
14272 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
14273 ALL_FIXED_POINT_MODE_P): New define.
14274 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14276 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
14278 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
14279 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14280 MODE_VECTOR_UACCUM): New mode classes.
14282 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
14283 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
14284 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
14287 * genmodes.c (struct mode_data): Add ibit and fbit fields.
14288 (blank_mode): Initialize ibit and fbit.
14289 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
14290 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14292 (new_adjust): Change required_class to required_class_from and
14293 required_class_to for testing within a range.
14294 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14295 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14296 MODE_VECTOR_UACCUM.
14297 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
14298 (make_fixed_point_mode): New.
14299 (_ADD_ADJUST): Change C to C1 and C2.
14300 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
14301 use a range for machine classes.
14302 (ADJUST_IBIT, ADJUST_FBIT): New.
14303 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
14305 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
14306 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14307 Emit adjustment for ibit and fbit.
14308 (emit_mode_ibit, emit_mode_fbit): New.
14309 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
14311 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
14313 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
14314 as the source of the set.
14316 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
14318 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
14319 FP_REGNO_P): Use IN_RANGE.
14320 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
14321 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
14322 (DATA_REG_P): Use DATA_REGNO_P.
14323 (FP_REG_P): Use FP_REGNO_P.
14324 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
14325 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
14326 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
14328 2007-06-24 Jan Hubicka <jh@suse.cz>
14330 PR middle-end/30563
14331 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
14333 2007-06-24 Sebastian Pop <sebpop@gmail.com>
14335 PR middle-end/32461
14336 * fold-const.c (fold_binary): Strip nops of operand 0
14337 of BIT_NOT_EXPR before calling operand_equal_p.
14338 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
14339 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
14341 2007-06-23 Mark Mitchell <mark@codesourcery.com>
14343 * doc/extend.texi: Document that dllimport and dllexport imply
14344 default visibility.
14345 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
14346 imported or exported declaration, including type declarations.
14347 * c-common.c (handle_visibility_attribute): Check for conflicts
14348 with dllimport/dllexport.
14349 (c_determine_visibility): Handle dllimport/dllexport as an
14350 explicit visibility atttribute.
14352 2007-06-23 Richard Guenther <rguenther@suse.de>
14354 PR tree-optimization/16876
14355 PR middle-end/29478
14356 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
14358 * tree-inline.c (initialize_inlined_parameters): Do not call
14359 lang_hooks.tree_inlining.convert_parm_for_inlining.
14360 * cgraphbuild.c (initialize_inline_failed): Set inline failed
14361 reason for mismatched types.
14362 * gimplify.c (gimplify_call_expr): Verify the call expression
14363 arguments match the called function type signature. Otherwise
14364 mark the call expression to be not considered for inlining
14365 using CALL_CANNOT_INLINE_P flag.
14366 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
14367 edges call expression.
14368 (cgraph_decide_inlining_of_small_function): Likewise.
14369 (cgraph_decide_inlining): Likewise.
14370 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
14372 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
14373 * c-typeck.c (c_convert_parm_for_inlining): Remove.
14374 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
14375 Remove declaration.
14376 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
14377 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
14379 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
14380 convert_parm_for_inlining member.
14382 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
14385 * arm.md (negscc): Match the correct operand for optimized LT0 test.
14386 Remove optimization for GT.
14388 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
14390 PR middle-end/32437
14391 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
14393 (prescan_insns_for_dce): Add extra parameter.
14395 2007-06-23 Jan Hubicka <jh@suse.cz>
14397 PR middle-end/31541
14398 * gimplify.c (mark_addressable): New function.
14399 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
14401 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14403 PR middle-end/32374
14404 * expr.c (store_constructor): Do not clobber non-zeroed memory.
14406 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14409 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
14410 moves between MMX/SSE registers to at least 8 units to prevent
14411 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
14413 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14415 * config/i386/i386.c (override_options): Correct x86_sahf
14418 2007-06-21 David Daney <ddaney@avtrex.com>
14421 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
14422 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
14423 (exception_receiver): Renamed to ...
14424 (nonlocal_goto_receiver): ... this.
14426 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
14428 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
14429 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
14430 partial register accesses.
14432 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
14434 * fold-const.c (debug_fold_checksum): Move it under
14435 ENABLE_FOLD_CHECKING.
14437 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14439 PR middle-end/20623
14440 * tree.h (debug_fold_checksum): Declared.
14441 * fold-const.c (build_fold_addr_expr_with_type_1): New.
14442 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
14443 build_fold_addr_expr_with_type_1.
14444 (fold_addr_expr, debug_fold_checksum): New.
14445 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
14446 (fold_unary, fold_comparison, split_address_to_core_and_offset):
14447 Use fold_addr_expr.
14449 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14451 PR tree-optimization/19590
14452 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14453 of scev is a constant.
14455 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14457 * df-problems.c (df_note_bb_compute): Made computation of live
14458 info consistent with df_lr.
14460 2007-06-21 Richard Guenther <rguenther@suse.de>
14462 PR tree-optimization/32453
14463 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14464 for pointer anti-range.
14466 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14468 * config/i386/i386.c (processor_target_table): Increase maximum
14469 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14472 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14473 byte alignment if > 8 byte alignment is preferred.
14474 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14476 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14478 PR tree-optimization/31866
14479 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14480 if ASM_EXPR's input is not a SSA_NAME.
14482 PR middle-end/32362
14483 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14484 but decl is a global var, instead return decl.
14485 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14486 even for is_global_var decls, if they are private in some outer
14489 2007-06-21 Richard Guenther <rguenther@suse.de>
14491 PR tree-optimization/32451
14492 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14494 2007-06-21 Christian Bruel <christian.bruel@st.com>
14496 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14497 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14498 (push_regs): Changed saving order or banked registers.
14499 (sh_expand_epilogue): Likewise.
14500 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14501 (FIRST_BANKED_REG): Likewise.
14502 (LAST_BANKED_REG): Likewise.
14503 * config/sh/sh.md (banked) New attribute.
14504 (in_delay_slot): Check banked attribute.
14506 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14508 PR tree-optimization/32075
14509 * tree-data-ref.c (subscript_dependence_tester_1,
14510 analyze_miv_subscript, analyze_overlapping_iterations,
14511 add_distance_for_zero_overlaps, build_classic_dist_vector,
14512 subscript_dependence_tester_1, analyze_overlapping_iterations,
14513 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14514 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14515 to evolution_function_is_affine_multivariate_p.
14517 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14519 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14521 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14524 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14526 * config/m32c/prologue.md (epilogue_exitd_16): New.
14527 (epilogue_reit_16): New.
14528 (epilogue_exitd): Rename to epilogue_exitd_24.
14529 (epilogue_reit): Rename to epilogue_reit_24.
14531 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14532 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14534 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14536 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14537 if dbg_cnt (sched_insn) reaches the limit.
14538 (choose_ready): New parameter INSN_PTR and new return value.
14539 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14540 the new return value from choose_ready.
14541 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14542 (rest_of_handle_global_alloc): New global_alloc_at_func.
14544 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14546 PR tree-optimization/25737
14547 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14548 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14549 * tree-flow.h (struct fieldoff): Add new field alias_set.
14550 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14551 argument addressable_type. Set alias_set of fieldoff.
14552 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14553 (create_overlap_variables_for): Pass alias_set from fieldoff to
14555 * alias.c (get_alias_set): Use alias_set from SFT if set.
14557 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14559 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14560 of a variable as an unsigned HOST_WIDE_INT integer.
14562 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14564 PR rtl-optimization/32405
14565 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14567 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14569 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14571 PR middle-end/31959
14572 * builtins.c: Include diagnostic.h.
14573 (expand_builtin_expect): Make gcc_assert more permissive.
14574 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14576 PR inline-asm/32109
14577 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14580 PR middle-end/32285
14581 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14582 if ACCUMULATE_OUTGOING_ARGS.
14584 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14586 * config/m68hc11/m68hc11.c: Include dataflow header file.
14587 (m68hc11_reorg): Port to dataflow.
14589 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14591 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14592 (struct df_problem.free_blocks_on_set_blocks): New field.
14593 (struct dataflow.optional_p): New field.
14594 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14595 (df_live_set_all_dirty): New function.
14596 * df-scan.c (df_scan_alloc): Initialize optional_p.
14597 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14598 * df-core.c (df_set_blocks): Removed use of
14599 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14600 df_problem.free_blocks_on_set_blocks to determine which blocks are
14602 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14603 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14604 uses dataflow.optional_p to determine if problem should be
14606 (rest_of_handle_df_initialize): Only start live problem if
14608 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14609 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14610 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14611 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14612 problem_NOTE): Initialize free_blocks_on_set_blocks.
14613 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14615 (df_live_set_all_dirty, df_note_alloc): New function.
14616 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14618 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14619 * postreload.c (reload_combine): Ditto.
14620 * cse.c (cse_extended_basic_block): Ditto.
14621 * regmove.c (mark_flags_life_zones): Ditto.
14622 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14623 erase_matching_seqs): Ditto.
14624 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14625 * integrate (allocate_initial_values): Ditto.
14626 * combine.c (reg_dead_at_p): Ditto.
14627 * resource.c (mark_target_live_regs): Ditto.
14628 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14629 * config/sh/sh.c (find_r0_life_regions): Ditto.
14630 * global.c (rest_of_handle_global_alloc): Only add back df_live
14632 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14633 df_live for -O > 1.
14634 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14636 (if_convert): Make sure df_live is there at -O == 1.
14637 (pass_if_after_combine): Cleanup flags.
14638 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14639 is there at -O == 1.
14641 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14643 * config/arm/arm.c (arm_get_frame_offsets): Set
14644 offsets->locals_base to avoid negative stack size.
14645 (thumb1_expand_prologue): Assert on negative stack size.
14647 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14649 PR tree-optimization/32367
14650 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14651 of the chrec has no evolution in that loop.
14652 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14654 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14656 * config/xtensa/xtensa.c: Include "df.h".
14657 (xtensa_builtin_saveregs): Use adjust_address instead of
14659 (xtensa_va_start): Invoke make_tree with sizetype for
14660 expand_builtin_saveregs and then convert the result to a pointer.
14661 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14662 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14663 Subtract argument size from index value as integers and then use
14664 POINTER_PLUS_EXPR to add the result to the array address.
14666 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14669 * config/m32c/m32c.c: Include dataflow header file.
14670 (m32c_emit_prologue): Adjust for prologue insn change.
14671 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14672 once inside a PARALLEL. Assume frame size passed in operand 0
14673 includes space to save the fb register.
14674 (prologue_enter_24): Likewise.
14675 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14677 2007-06-19 David Daney <ddaney@avtrex.com
14680 * config/mips/mips.md (cprestore): Mark $gp as used.
14682 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14685 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14686 (frv_ifcvt_modify_insn): Likewise.
14688 2007-06-19 Richard Guenther <rguenther@suse.de>
14690 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14691 only handle positive offsets that fit in a HOST_WIDE_INT.
14693 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14695 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14696 result of rsqrt insn for zero input argument to avoid NaN.
14698 2007-06-19 Richard Guenther <rguenther@suse.de>
14700 PR middle-end/31950
14701 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14703 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14705 PR tree-optimization/32353
14706 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14708 2007-06-19 Nick Clifton <nickc@redhat.com>
14710 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14712 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14715 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14716 * config/i386/i386.c (assign_386_stack_local): Assert that
14717 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14718 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14719 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14720 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14722 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14724 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14726 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14728 PR rtl-optimization/32321
14729 * gcse.c (replace_store_insn): Update the note before
14730 calling emit_insn_after.
14732 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14734 PR middle-end/32355
14735 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14737 * df-problems.c (df_note_bb_compute): Fix dumping info.
14739 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14741 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14742 insn with emit_jump_insn.
14744 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14746 PR tree-optimization/32383
14747 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14748 * targhooks.h (default_builtin_reciprocal): Update prototype.
14749 * target.h (struct gcc_target): Update builtin_reciprocal.
14750 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14751 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14752 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14753 when fndecl is in BUILT_IN_MD class.
14754 (execute_convert_to_rsqrt): Ditto.
14756 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14757 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14758 Convert BUILT_IN_SQRTF code only when md_fn is false.
14760 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14762 * bt-load.c (move_btr_def): Fix the order of arguments
14763 to validate_replace_rtx.
14765 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14767 * config/m68k/m68k-devices.def: Add 54450..54455.
14769 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14771 PR rtl-optimization/32366
14772 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14773 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14776 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14778 PR middle-end/32349
14779 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14780 this is true, rescan insn being modified.
14781 (sms_schedule): Added rescan parameter.
14782 (rest_of_handle_sms): Moved freeing of dominance info to before
14783 getting out of cfg_layout.
14785 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14787 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14788 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14791 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14792 FL_CF_EMAC from the entry for isac.
14794 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14795 (const_sibcall_operand): New.
14796 (sibcall_operand): Use it.
14797 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14798 (m68k_isas): ISAC does not imply FPU or EMAC.
14799 (override_options): Add ISA_C logic for symbolic jump & call.
14801 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14803 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14804 return mode from the builtin itself.
14805 (sparc_fold_builtin): Fix cast of zero constant.
14807 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14809 * targhooks.c (default_builtin_reciprocal): New default target hook.
14810 * targhooks.h (default_builtin_reciprocal): Add prototype.
14811 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14812 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14813 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14814 default_builtin_reciprocal.
14816 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14818 PR middle-end/31723
14819 * hooks.c (hook_tree_tree_bool_null): New hook.
14820 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14821 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14822 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14823 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14824 and convert it to reciprocal a*rfunc(b).
14825 (execute_convert_to_rsqrt): New function.
14826 (gate_convert_to_rsqrt): New function.
14827 (pass_convert_to_rsqrt): New pass definition.
14828 * target.h (struct gcc_target): Add builtin_reciprocal.
14829 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14830 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14831 TARGET_BUILTIN_RECIPROCAL.
14832 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14834 * config/i386/i386.h (TARGET_RECIP): New define.
14835 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14836 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14837 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14838 and not optimizing for size.
14839 (*rcpsf2_sse): New insn pattern.
14840 (*rsqrtsf2_sse): Ditto.
14841 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14842 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14843 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14844 and not optimizing for size.
14845 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14846 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14847 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14848 and not optimizing for size.
14849 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14850 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14851 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14852 and not optimizing for size.
14853 (*sse_rsqrtv4sf2): Do not export.
14854 (sqrtv4sf2): Ditto.
14855 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14856 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14857 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14858 and not optimizing for size.
14859 (sqrtv4sf2): Ditto.
14860 * config/i386/i386.opt (mrecip): New option.
14861 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14862 (ix86_emit_swsqrtsf): Ditto.
14863 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14864 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14865 builtin definition.
14866 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14867 ix86_expand_unop1_builtin.
14868 (ix86_emit_swdivsf): New function.
14869 (ix86_emit_swsqrtsf): Ditto.
14870 (ix86_builtin_reciprocal): New function.
14871 (TARGET_BUILTIN_RECIPROCAL): Use it.
14872 (ix86_vectorize_builtin_conversion): Rename from
14873 ix86_builtin_conversion.
14874 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14875 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14876 "i386 and x86_64 Options" section.
14877 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14879 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14880 Zdenek Dvorak <dvorakz@suse.cz>
14881 Richard Guenther <rguenther@suse.de>
14882 Kaz Kojima <kkojima@gcc.gnu.org>
14884 * tree-vrp.c (compare_values_warnv): Convert val2 to
14886 (extract_range_from_assert): Create
14887 POINTER_PLUS_EXPR for pointer types.
14888 (extract_range_from_binary_expr): Handle
14889 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14891 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14892 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14893 POINTER_PLUS_EXPR as PLUS_EXPR.
14894 (number_of_iterations_lt_to_ne):
14895 For pointer types, use sizetype when
14896 creating MINUS_EXPR/PLUS_EXPRs.
14897 (assert_loop_rolls_lt): For pointer types, use sizetype when
14898 creating MINUS_EXPR/PLUS_EXPRs.
14899 (number_of_iterations_le): Likewise.
14900 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14901 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14902 like PLUS_EXPR and MINUS_EXPR.
14903 * tree-pretty-print.c (dump_generic_node): Handle
14905 (op_prio): Likewise.
14906 (op_symbol_1): Likewise.
14907 * optabs.c (optab_for_tree_code): Likewise.
14908 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14910 * tree-tailcall.c (process_assignment): Mention
14911 POINTER_PLUS_EXPR in a TODO comment.
14912 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14913 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14914 not used with a pointer and an integer type.
14915 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14916 increment using chrec_convert_rhs instead of chrec_convert.
14917 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14918 PLUS_EXPR except for the right hand side's type will be
14920 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14921 (fold_used_pointer_cast): Kill.
14922 (pointer_offset_p): Kill.
14923 (fold_used_pointer): Kill.
14924 (pointer_used_p): Kill.
14925 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14926 call fold_used_pointer.
14927 (instantiate_parameters_1): Convert the increment
14928 using chrec_convert_rhs instead of chrec_convert.
14929 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14930 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14931 instead of PLUS_EXPR.
14932 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14933 PLUS_EXPR for pointers.
14934 (std_gimplify_va_arg_expr): Likewise.
14935 (fold_builtin_memory_op): Likewise.
14936 (fold_builtin_strstr): Likewise.
14937 (fold_builtin_strchr): Likewise.
14938 (fold_builtin_strrchr): Likewise.
14939 (fold_builtin_strpbrk): Likewise.
14940 (expand_builtin_memory_chk): Likewise.
14941 (fold_builtin_memory_chk): Likewise.
14942 (std_expand_builtin_va_start): Use
14943 sizetype for the call to make_tree and then convert
14944 to the pointer type.
14945 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14946 instead of PLUS_EXPR for adding to a pointer.
14947 (std_gimplify_va_arg_expr): Use fold_build2 for
14948 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14949 the operands to sizetype first and then cast the BIT_AND_EXPR
14950 back to the pointer type.
14951 * fold-const.c (build_range_check): Handle pointer types
14953 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14954 of PLUS_EXPR's. Make sure the offset is converted to
14956 (try_move_mult_to_index): Strip the NOPs from the offset.
14957 Remove code argument and replace all uses with PLUS_EXPR.
14958 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14959 specially. Don't use a pointer type for MINUS_EXPR.
14960 (fold_unary): Handle for (T1)(X op Y),
14961 only p+ as that is the only as that can be handled for
14962 binary operators now.
14963 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14965 <case PLUS_EXPR>: Add folding of PTR+INT into
14967 Don't call try_move_mult_to_index.
14968 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14969 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14970 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14971 Don't call try_move_mult_to_index.
14972 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14973 (tree_expr_nonzero_p): Likewise.
14974 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14975 of PLUS_EXPR for the complex expression folding.
14976 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14977 first chrec is a pointer type, then the second should
14978 be sizetype and not the first's type.
14979 For POINTER_PLUS_EXPR, use a different right hand side type.
14980 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14981 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14982 different right hand side type.
14983 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14984 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14985 instead of PLUS_EXPR.
14986 When either operand is zero, convert the other operand.
14987 (chrec_apply): Use chrec_convert_rhs
14988 on the argument x instead of chrec_convert.
14989 (reset_evolution_in_loop): For pointer types, the new_evol
14990 should be sizetype.
14991 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14992 different right hand side type.
14993 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14994 (chrec_convert_rhs): New function.
14995 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14996 different right hand side type.
14997 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14998 * tree-chrec.h (chrec_convert_rhs): New prototype.
14999 (build_polynomial_chrec): For pointer types, the right hand
15000 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
15001 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
15002 Remove subtraction case as it is always addition now.
15003 Make sure the offset is converted to sizetype.
15004 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
15005 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
15006 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
15007 PLUS_EXPR in pointer type.
15008 Handle POINTER_PLUS_EXPR.
15009 (tree_to_aff_combination): Likewise.
15010 (force_expr_to_var_cost): Likewise.
15011 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
15012 instead of PLUS_EXPR for pointers.
15013 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
15014 instead of PLUS_EXPR of pointer types.
15015 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
15017 (check_va_list_escapes): Likewise.
15018 (check_all_va_list_escapes): Likewise.
15019 * dwarf2out.c (loc_descriptor_from_tree_1):
15020 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
15021 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
15022 (string_constant): Likewise.
15023 * tree-ssa-address.c (tree_mem_ref_addr): When adding
15024 the offset to the base, use POINTER_PLUS_EXPR.
15025 (add_to_parts): Convert the index to sizetype.
15026 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
15027 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
15028 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
15029 Offset only holds something for PLUS_EXPR.
15030 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
15032 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
15034 (analyze_accesses_for_modify_stmt): Likewise.
15035 Remove comment about the type being integral type as it is
15037 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
15039 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
15041 Correct the type which the artimentic is done in (is now
15044 * tree-data-ref.c (split_constant_offset): Handle
15046 * tree-affine.c (tree_to_aff_combination): Likewise.
15047 * c-typeck.c (build_unary_op): For pointers create the increment
15048 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
15050 * gimplify.c (gimplify_self_mod_expr): Create a
15051 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15052 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
15053 * tree.def (POINTER_PLUS_EXPR): New tree code.
15054 * tree-predcom.c (ref_at_iteration): If we have a pointer
15055 type do the multiplication in sizetype.
15056 * tree-mudflap.c (mf_xform_derefs_1): Create a
15057 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15058 * tree-ssa-forwprop.c
15059 (forward_propagate_addr_into_variable_array_index):
15060 Don't expect there to be a cast for the index as that
15061 does not exist anymore.
15062 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
15063 instead of PLUS_EXPR.
15064 Don't check for the first operand of the POINTER_PLUS_EXPR
15065 was the index as it cannot be.
15066 Call forward_propagate_addr_into_variable_array_index with
15067 the SSA_NAME instead of the statement.
15068 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
15069 (compare_constant): Likewise.
15070 (copy_constant): Likewise.
15071 (compute_reloc_for_constant): Likewise.
15072 (output_addressed_constants): Likewise.
15073 (initializer_constant_valid_p): Likewise.
15074 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
15075 Convert the MIN/MAX of the inner type to the outer
15076 type before comparing them.
15077 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
15078 POINTER_PLUS_EXPR instead of PLUS_EXPR.
15079 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
15080 of PLUS_EXPR for pointers.
15081 * tree-inline.c (estimate_num_insns_1): Handle
15083 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
15084 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15085 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
15086 instead of PLUS_EXPR for the pointer increment statement.
15087 (vect_update_ivs_after_vectorizer): For pointer types, create
15088 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
15089 MULT_EXPR in sizetype.
15090 (vect_gen_niters_for_prolog_loop): Add a cast when creating
15092 * tree-object-size.c (plus_expr_object_size): Handle
15093 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
15094 code which is trying to figure out which side is a pointer and
15096 (check_for_plus_in_loops_1): Likewise.
15097 (check_for_plus_in_loops): Likewise.
15098 * c-common.c (pointer_int_sum): Create a
15099 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15100 * tree-ssa-structalias.c (handle_ptr_arith): Handle
15101 only POINTER_PLUS_EXPR. Removing all the extra
15102 code which is trying to figure out which side is a pointer and
15104 * tree-cfg.c (verify_expr): Add extra checking for pointers and
15105 PLUS_EXPR and MINUS_EXPR.
15106 Also add checking to make sure the operands of POINTER_PLUS_EXPR
15108 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
15109 with make_tree, instead of a pointer type.
15110 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
15111 for pointers instead of PLUS_EXPR.
15112 (s390_gimplify_va_arg): Likewise.
15113 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
15114 instead of PLUS_EXPR when doing addition on pointer
15115 types. Use sizetype for the second operand.
15116 (spu_gimplify_va_arg_expr): Likewise.
15117 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
15118 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
15119 a pointer. Don't create a BIT_AND_EXPR for pointer types.
15120 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
15121 for the pointer addition and also use size_int/sizetype
15123 (ix86_gimplify_va_arg): Likewise.
15124 Perform BIT_AND_EXPR on sizetype arguments.
15125 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
15126 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
15127 for the pointer additions and also use size_int for the offsets.
15128 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
15129 additions and also use size_int for the offsets. Perform
15130 BIT_AND_EXPR on sizetype arguments.
15131 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
15132 POINTER_PLUS_EXPR for pointers and create the
15133 BIT_AND_EXPR in sizetype.
15134 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
15135 instead of PLUS_EXPR for pointer addition.
15136 (rs6000_va_start): Likewise.
15137 Also use sizetype for the offset.
15138 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
15139 as PLUS_EXPR/MINUS_EXPR.
15140 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
15141 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
15142 Don't use BIT_AND_EXPR on a pointer type, convert the
15143 expression to sizetype first.
15144 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
15146 (mips_gimplify_va_arg_expr): Likewise.
15147 Don't create BIT_AND_EXPR in a pointer type.
15149 2007-06-15 Eric Christopher <echristo@apple.com>
15151 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
15152 (x86_64-*-darwin*): Ditto.
15153 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
15156 2007-06-15 Matthew Wilcox <matthew@wil.cx>
15158 * doc/extend.texi: Document behavior of __attribute__((aligned))
15161 2007-06-15 Mark Mitchell <mark@codesourcery.com>
15163 * rtlanal.c (note_stores): Improve documentation.
15165 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
15167 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
15168 LOCAL_LABEL_PREFIX): Delete.
15169 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
15170 (bfin_internal_label): Delete.
15172 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
15174 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
15175 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
15176 otherwise define to LIBGCC2_TF_CEXT.
15177 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
15178 (LIBGCC_TF_CEXT): Ditto.
15181 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
15183 PR rtl-optimization/32339
15184 * df-scan.c (df_uses_record): Don't modify flags but just add to
15185 it for df_ref_record.
15187 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15189 * tree-mudflap.c: Fix whitespace issues.
15191 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
15193 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
15195 2007-06-14 Eric Christopher <echristo@apple.com>
15197 * config/i386/sse.md (movdi_to_sse): Rewrite body.
15198 (movv4sf): Use gcc_unreachable instead of abort.
15200 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15203 * config/i386/sfp-machine.h (CMPtype): New define.
15204 (mach stubs): Use CMPtype instead of int as a return type.
15206 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15208 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
15209 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
15210 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
15211 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
15212 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
15213 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
15214 config/soft-fp/soft-fp.h: Update from glibc CVS.
15216 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
15218 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
15220 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
15223 * config/v850/v850.c: Include dataflow header file.
15224 (substitute_ep_register): Fix typo.
15226 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15228 * configure.ac: Fix earlier checkin.
15229 * configure: Regenerated.
15231 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15233 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
15234 * aclocal.m4: Regenerate.
15235 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
15236 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
15237 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
15238 * configure: Regenerate.
15239 * Makefile.in (LOOSE_WARN): Subst loose_warn.
15241 * Makefile.in (quickstrap): Build libgcc too.
15243 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15245 * configure.ac: Add --enable-checking=df. Explicitly mention that
15246 the variables are initialized as for "release".
15247 * df-core.c: Use it.
15248 * configure: Regenerate.
15249 * config.in: Regenerate.
15251 2007-06-14 Bob Wilson <bob.wilson@acm.org>
15253 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
15254 validate_replace_rtx instead of replace_rtx.
15255 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
15257 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
15259 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
15260 (DWARF2_UNWIND_INFO): Override default if configured with
15262 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
15263 (ENDFILE_SPEC): Add crtend.o.
15264 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
15265 (ENDFILE_SPEC): Add crtend.o.
15266 (TARGET_USE_JCR_SECTION): Define.
15267 (MD_UNWIND_SUPPORT): Define for 32-bit target.
15269 * config/i386/cygming-crtbegin.c: New file.
15270 * config/i386/cygming-crtend.c: New file.
15272 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
15274 * config/i386/w32-unwind.h: New file.
15276 2007-06-13 Eric Christopher <echristo@apple.com>
15278 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
15279 the user set a value below STACK_BOUNDARY.
15281 2007-06-13 Thiemo Seufer <ths@networkno.de>
15283 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
15284 imply -lpthread for -pthread.
15286 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15288 * basic-block.h: Remove the prototype for
15289 free_basic_block_vars.
15290 * cfglayout.h: Remove the prototype for
15291 insn_locators_initialize.
15292 * tree.h: Remove the prototype for emit_line_note.
15294 * tree-ssa-pre.c (mergephitemp): Remove.
15295 (init_pre): Don't use mergephitemp.
15297 2007-06-13 Eric Christopher <echristo@apple.com>
15299 * config/i386/i386.c (override_options): If we've specified
15300 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
15302 2007-06-13 Bob Wilson <bob.wilson@acm.org>
15304 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
15307 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15309 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
15310 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
15311 (eh_store_handler): New pattern.
15312 (eh_return): Emit it instead of a plain move.
15314 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
15316 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
15317 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
15318 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
15321 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15323 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
15324 (find_next_insn_start, find_load): New functions.
15325 (bfin_reorg): Use them to deal with the fact that parallel insns are
15326 no longer represented as a SEQUENCE.
15328 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15330 * config/sparc/sparc.c (sparc_override_options): Initialize
15331 fpu mask correctly.
15333 2007-06-13 Dave Korn <dave.korn@artimi.com>
15335 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
15338 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15340 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
15341 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
15342 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
15343 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
15344 tree-vect-transform.c: Fix comment typos. Follow spelling
15347 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15349 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
15350 to the exit block use set.
15351 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
15352 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
15353 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
15355 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15357 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
15358 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
15359 to indicate an error.
15360 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
15362 (dbg_cnt_process_opt): Print an error on a bad argument.
15363 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
15364 * common.opt (-fdbg-cnt-list): New.
15365 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
15367 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
15369 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
15370 flag on ref-all pointers.
15372 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15374 PR middle-end/31579
15375 * expr.c (expand_expr_addr_expr_1): Call expand_expr
15376 for the offset with the modifier as EXPAND_INITIALIZER
15377 if the modifier is EXPAND_INITIALIZER.
15378 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
15379 a register if we had an overflow.
15381 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15383 * real.c (real_isfinite): New.
15384 (real_sqrt): Use it.
15385 * real.h (real_isfinite): New.
15386 * builtins.c: Use it.
15388 2007-06-12 Ian Lance Taylor <iant@google.com>
15389 Daniel Berlin <dberlin@dberlin.org>
15392 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
15393 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
15394 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
15395 (DECL_NO_TBAA_P): Define.
15396 (struct tree_decl_common): Add no_tbaa_flag field.
15397 * tree-ssa-structalias.c (struct variable_info): Add
15398 no_tbaa_pruning field.
15399 (new_var_info): Initialize no_tbaa_pruning field.
15400 (unify_nodes): Copy no_tbaa_pruning field.
15401 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15402 (dump_solution_for_var): Print no_tbaa_pruning flag.
15403 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
15405 (compute_tbaa_pruning): New static function.
15406 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
15407 Call compute_tbaa_pruning.
15408 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
15409 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15410 * gimple-low.c (lower_stmt): Likewise.
15411 * tree-gimple.c (is_gimple_stmt): Likewise.
15412 * tree-ssa-operands.c (get_expr_operands): Likewise.
15413 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15414 * tree-inline.c (estimate_num_insns_1): Likewise.
15415 (copy_result_decl_to_var): Likewise.
15416 * expr.c (expand_expr_real_1): Likewise.
15417 * tree-pretty-print.c (dump_generic_node): Likewise.
15418 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
15419 * omp-low.c (omp_copy_decl_2): Likewise.
15420 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
15421 * doc/c-tree.texi (Expression trees): Document
15422 CHANGE_DYNAMIC_TYPE_EXPR.
15424 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15426 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
15427 with !HONOR_NANS and !HONOR_INFINITIES.
15428 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
15430 2007-06-12 Tristan Gingold <gingold@adacore.com>
15432 * gcov.c: Comments updated.
15433 (source_info): Add file_time field.
15434 (source_index): New variable.
15435 (mutiple_files): New variable.
15436 (generate_results): New function extracted from process_file.
15437 (process_file): Save and restore chain of functions, generate
15438 results and free structures only if not merging results.
15439 (release_structures): File names are now freed in create_file_names
15440 (create_file_names): Free previous file names.
15441 (find_source): File date is now read here and modifications in
15442 source files is checked here.
15443 (read_graph_file): Only reverse order of functions for the current
15445 (make_gcov_file_name): Do not generate long names if input_name is
15447 (output_lines): If merging results do not display graph, data and
15449 Checking source file modification is done in find_source.
15451 * doc/gcov.texi: Append an s to sourcefile.
15453 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15455 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15456 (forced_nop): New pattern.
15457 * config/bfin/bfin.c: Include "df.h".
15458 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15459 (bfin_discover_loop): Use df_get_live_in instead of
15460 global_live_at_start.
15461 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15462 df_analyze when done.
15463 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15464 the insns. Use QImode for the final insn in a bundle. Call
15465 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15467 (reorder_var_tracking_notes): New function.
15468 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15469 update_life_info. Call df_analyze after scheduling and bundle
15470 generation. Call reorder_var_tracking_notes if generating these
15471 notes. Call df_finish_pass at the end.
15473 2007-06-12 Dirk Mueller <dmueller@suse.de>
15475 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15476 a comparison, not an assignment.
15478 2007-06-12 Olivier Hainque <hainque@adacore.com>
15480 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15481 Request walking the subtrees only, leaving the current is_lhs/val_only
15483 (convert_non_local_reference): Likewise.
15485 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15487 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15489 2007-06-12 Richard Guenther <rguenther@suse.de>
15491 PR tree-optimization/15353
15492 PR tree-optimization/31657
15493 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15494 * timevar.def: Add TV_TREE_IFCOMBINE.
15495 * tree-pass.h (pass_tree_ifcombine): Declare.
15496 * tree-ssa-ifcombine.c: New file.
15497 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15498 * tree-flow.h (blocks_in_phiopt_order): Declare.
15499 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15500 (tree-ssa-ifcombine.o): New dependencies.
15502 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15504 PR rtl-optimization/32293
15505 * combine.c (simplify_if_then_else): Truncate return from
15506 nonzero_bits() to correct mode.
15508 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15510 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15511 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15513 2007-06-11 Diego Novillo <dnovillo@google.com>
15515 * Makefile.in (reload1.o-warn): Remove.
15517 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15519 * combine.c (subst): Use reg_overlap_mentioned_p
15520 instead of comparing register numbers directly.
15522 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15524 * reload1.c (mark_home_live_1): Use the mode parameter.
15526 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15528 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15529 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15531 * df-core.c: Ditto.
15533 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15535 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15537 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15539 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15540 from integer registers.
15541 (FP mode splitters): Handle TFmode.
15543 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15545 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15546 for ref-all pointers that point-to anything.
15548 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15550 * config/arm/arm.c (arm_output_dwarf_dtprel,
15551 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15553 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15555 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15556 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15559 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15561 * tree.c (signed_or_unsigned_type_for): New.
15562 (unsigned_type_for): Use signed_or_unsigned_type_for.
15563 (signed_type_for): Use signed_or_unsigned_type_for.
15564 * tree.h (signed_or_unsigned_type_for): New.
15565 (get_signed_or_unsigned_type): Remove.
15566 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15567 lang_hooks.types.signed_type
15568 (size_diffop): Likewise.
15569 (all_ones_mask_p): Likewise.
15570 (build_range_check): Likewise.
15571 (fold_cond_expr_with_comparison): Likewise.
15572 (fold_cond_expr_with_comparison): Likewise.
15573 (unextend): Likewise.
15574 (extract_muldiv_1): Likewise.
15575 (fold_single_bit_test_into_sign_test): Likewise.
15576 (fold_binary): Likewise.
15577 (fold_ternary): Likewise.
15578 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15579 instead of get_signed_or_unsigned_type.
15580 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15581 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15582 * expr.c (signed_or_unsigned_type_for): Use
15583 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15584 * langhooks.c (get_signed_or_unsigned_type): Remove.
15585 (lhd_signed_or_unsigned_type): Remove.
15586 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15587 signed_or_unsigned_type.
15588 (lhd_signed_or_unsigned_type): Remove.
15589 * expmed.c (make_tree): Use signed_type_for instead of
15590 lang_hooks.types.signed_type.
15591 * c-common.c (same_scalar_type_ignoring_signedness): Use
15592 c_common_signed_type instead of lang_hooks.types.signed_type.
15593 (c_common_unsigned_type): New.
15594 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15595 (shorten_compare): Use c_common_unsigned_type instead of
15596 c_common_signed_or_unsigned_type.
15597 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15599 * convert.c (convert_to_integer): Use signed_type_for instead of
15600 lang_hooks.types.signed_type.
15601 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15602 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15603 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15604 * c-format.c (check_format_types): Use c_common_unsigned_type
15605 instead of unsigned_type_for.
15606 * c-decl.c (groakdeclarator): Likewise.
15607 * c-typeck.c (convert_for_assignment): Likewise.
15608 * c-common.h (c_common_unsigned_type): New.
15610 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15613 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15614 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15616 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15618 PR middle-end/32279
15619 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15620 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15622 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15623 Sebastian Pop <sebpop@gmail.com>
15625 * lambda-code.c (remove_iv): New.
15626 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15628 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15630 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15631 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15632 * tree-ssa-loop-prefetch.c: Include optabs.h.
15633 (FENCE_FOLLOWING_MOVNT): New macro.
15634 (struct mem_ref): Add independent_p and storent_p fields.
15635 (record_ref): Initalize the new fields.
15636 (gather_memory_references_ref): Return true if the reference
15638 (gather_memory_references): Check whether all memory accesses
15639 in loop were recorded.
15640 (should_issue_prefetch_p): Return false for nontemporal stores.
15641 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15642 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15643 (determine_loop_nest_reuse): Detect independent memory references.
15644 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15645 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15646 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15647 * config/i386/i386.h (x86_mfence): Declare.
15648 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15649 * config/i386/i386.c (x86_mfence): New variable.
15650 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15652 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15653 * optabs.c (init_optabs): Initialize storent_optab.
15654 * optabs.h (enum optab_index): Add OTI_storent.
15655 (storent_optab): Declare.
15656 * genopinit.c (optabs): Add initialization for storent_optab.
15657 * tree.h (MOVE_NONTEMPORAL): New macro.
15658 * expr.c (expand_assignment, store_expr, store_constructor_field,
15659 store_constructor, store_field, expand_expr_real_1): Propagate
15660 nontemporality of the expanded store.
15661 (emit_storent_insn): New function.
15662 * expr.h (expand_assignment, store_expr): Declaration changed.
15663 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15664 to expand_assignment.
15665 * stmt.c (expand_asm_expr): Ditto.
15666 * calls.c (initialize_argument_information): Pass false as
15667 nontemporality to store_expr.
15668 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15671 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15673 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15675 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15677 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15679 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15680 and allow DECL_P here.
15682 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15684 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15685 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15686 track of the size of the expression.
15687 * cfghooks.c (merge_blocks): Remove block from loops structure only
15688 after call of the merge_blocks hook.
15690 2007-06-09 Tom Tromey <tromey@redhat.com>
15692 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15693 (deprecated_state): Removed.
15694 (start_decl): Update.
15695 (enum deprecated_states): Moved earlier.
15696 (groktypename): Update.
15697 (push_parm_decl): Likewise.
15698 (grokfield): Likewise.
15699 (start_function): Likewise.
15701 2007-06-09 Ian Lance Taylor <iant@google.com>
15703 PR tree-optimization/32169
15704 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15705 CONVERT_EXPR, check whether min and max both converted to an
15706 overflow infinity representation.
15708 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15710 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15711 not inserted on the edge.
15713 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15715 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15716 instructions if they are supported.
15717 (__divsi3, __umodsi3, __modsi3): Likewise.
15718 (__ashldi3, __ashrdi3, __lshrdi3): New.
15719 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15721 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15722 Tony Linthicum <tony.linthicum@amd.com>
15724 * doc/invoke.texi: Add fvect-cost-model flag.
15725 * common.opt (fvect-cost-model): New flag.
15726 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15727 cost fields in stmt_vec_info struct for STMT.
15728 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15729 fields in stmt_vec_info struct and access functions for the same.
15730 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15731 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15732 load, store and vector to scalar operation.
15733 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15734 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15735 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15736 (TARG_VEC_STORE_COST): Define cost of vector store.
15737 (vect_estimate_min_profitable_iters): Define new function.
15738 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15739 check to evaluate if loop iterations are less than minimum profitable
15740 iterations determined by cost model or minimum vect loop bound defined
15741 by user, whichever is more conservative.
15742 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15743 run-time check to evaluate if loop iterations are less than minimum
15744 profitable iterations determined by cost model or minimum vect loop
15745 bound defined by user, whichever is more conservative.
15746 (vect_estimate_min_profitable_iterations): New function to estimate
15747 mimimimum iterartions required for vector version of loop to be
15748 profitable over scalar version.
15749 (vect_model_reduction_cost): New function.
15750 (vect_model_induction_cost): New function.
15751 (vect_model_simple_cost): New function.
15752 (vect_cost_strided_group_size): New function.
15753 (vect_model_store_cost): New function.
15754 (vect_model_load_cost): New function.
15755 (vectorizable_reduction): Call vect_model_reduction_cost during
15757 (vectorizable_induction): Call vect_model_induction_cost during
15759 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15760 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15761 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15762 vectorizable_promotion, vectorizable_demotion): Call
15763 vect_model_simple_cost during analysis phase.
15765 2007-06-08 Simon Baldwin <simonb@google.com>
15767 * reg-stack.c (get_true_reg): Readability change. Moved default case
15768 label into direct switch statement scope.
15770 2007-06-08 Simon Baldwin <simonb@google.com>
15772 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15773 in gcc_assert() with '==' comparison.
15775 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15777 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15778 TARGET_ABM handling of x86_popcnt variable.
15780 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15782 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15783 __builtin_copysignq and __builtin_infq built-in functions.
15785 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15787 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15788 SSE4.2 section. Correct built-in function names in SSE4A section.
15790 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15792 PR tree-optimization/32243
15793 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15794 for ncopies after ratio check between nunits_out and nunits_in.
15795 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15797 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15799 PR tree-optimization/32224
15800 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15801 vectorization upon a non GIMPLE_MODIFY_STMT.
15803 2007-06-08 Christian Bruel <christian.bruel@st.com>
15806 * config/sh/sh.md (doloop_end): New pattern and splitter.
15807 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15809 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15811 PR middle-end/32209
15812 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15814 (verify_dominators): Do not change dominance tree.
15816 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15818 * config/sh/constraints.md: New file.
15819 * config/sh/sh.c: Include tm-constrs.h.
15820 (reg_class_from_letter): Remove.
15821 (prepare_cbranch_operands): Use satisfies_constraint_*
15822 function instead of macro.
15823 (andcosts, broken_move, sh_secondary_reload): Likewise.
15824 * config/sh/predicates.md (trapping_target_operand): Likewise.
15825 (and_operand, arith_operand, arith_reg_or_0_operand,
15826 cmp_operand, logical_operand, target_operand,
15827 ua_address_operand, ua_offset, xor_operand): Likewise.
15828 * config/sh/sh.md: Include constraints.md.
15829 (*movsicc_t_false): Use satisfies_constraint_* function
15831 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15832 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15833 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15834 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15835 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15836 (REG_CLASS_FROM_CONSTRAINT): Remove.
15837 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15838 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15839 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15840 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15841 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15842 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15843 function instead of macro.
15844 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15845 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15846 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15847 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15848 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15849 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15850 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15851 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15852 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15853 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15854 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15855 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15856 EXTRA_CONSTRAINT_STR): Likewise.
15857 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15859 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15861 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15863 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15866 * c-common.h (flag_cpp0x): Replaced by...
15867 (cxx_dialect): ... this new variable specifying the C++ dialect that
15869 * c-common.c (flag_cpp0x): Removed.
15870 (cxx_dialect): Defined.
15871 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15873 * c-opts.c (c_common_post_options): Likewise.
15874 (set_std_cxx98): Set cxx_dialect to cxx98.
15875 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15877 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15878 Hui-May Chang <hm.chang@apple.com>
15880 * doc/invoke.texi (Darwin Options): Update documentation for
15881 -mmacosx-version-min.
15882 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15883 * config/darwin-driver.c: New file.
15884 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15885 * config/t-darwin (darwin-driver.o): New rule.
15887 * config/darwin-c.c (version_as_macro): Ignore low digit.
15889 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15891 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15892 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15893 (CSGNMODE): New mode macro.
15894 (CSGNVMODE): New mode attribute.
15895 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15896 expander using CSGNMODE mode macro. Handle TFmode.
15897 (copysign<mode>3_const): Rename from copysignsf3_const and
15898 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15900 (copysign<mode>3_var): Rename from copysignsf3_var and
15901 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15903 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15904 mode macro. Handle TFmode.
15905 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15906 (iortf3, *iortf3): Ditto.
15907 (xortf3, *xortf3): Ditto.
15908 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15909 TFmode and TImode masks.
15910 (ix86_expand_copysign): Expand TFmode copysign insn.
15911 (IX86_BUILTIN_INFQ): New.
15912 (IX86_BUILTIN_FABSQ): Ditto.
15913 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15914 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15915 [__builtin_fabsq]: Ditto.
15916 [__builtin_copysignq]: Ditto.
15917 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15918 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15919 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15920 ix86_expand_binop_builtin().
15922 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15924 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15926 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15929 * rtl.h (push_to_sequence2): New.
15930 * emit-rtl.c (push_to_sequence2): New.
15931 * function.c (assign_parm_data_all): Add new fields.
15932 (assign_parm_setup_block): Call push_to_sequence2 instead of
15934 (assign_parm_setup_reg): Ditto.
15935 (assign_parm_setup_stack): Ditto.
15936 (assign_parms_unsplit_complex): Ditto.
15937 (assign_parms): Change field name.
15939 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15941 PR tree-optimization/32220
15942 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15943 phi node is reached before defining statement.
15945 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15948 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15949 after changing the right hand side of the assignment.
15951 2007-06-06 Eric Christopher <echristo@apple.com>
15953 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15954 (x86_64-*-darwin*): Ditto.
15955 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15956 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15958 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15960 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15961 coding conventions.
15962 (add_key): Likewise.
15963 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15964 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15966 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15968 (add_cost_one_coalesce): Likewise.
15969 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15970 variable names. Rename orig to orig_name for consistency.
15971 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15972 coding conventions.
15973 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15975 (record_equivalences_from_stmt): Likewise.
15976 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15977 the coding conventions.
15978 (memory_ssa_name_same): Likewise.
15979 (dse_optimize_stmt): Likewise.
15980 (dse_record_phis): Likewise.
15981 (dse_finalize_block): Likewise.
15982 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15983 keywords as variable names.
15984 (may_move_till): Cast according to the coding conventions.
15985 (force_move_till_expr): Avoid using C++ keywords as variable names.
15986 (force_move_till): Cast according to the coding conventions.
15987 (memref_hash): Likewise.
15988 (memref_eq): Likewise.
15989 (gather_mem_refs_stmt): Likewise.
15990 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15991 using C++ keywords as variable names.
15992 (idx_find_step): Cast according to the coding conventions.
15993 (idx_record_use): Likewise.
15994 (find_depends): Likewise.
15995 (prepare_decl_rtl): Likewise.
15996 (mbc_entry_hash): Likewise.
15997 (mbc_entry_eq): Likewise.
15998 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15999 (simplify_replace_tree): Avoid using C++ keywords as variable names.
16000 (idx_infer_loop_bounds): Cast according to the coding conventions.
16001 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
16002 * tree-ssa-math-opts.c (occ_new ): Likwise.
16003 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
16005 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
16007 (add_use_op): Likewise.
16008 (add_vop): Likewise.
16009 (add_vuse_op): Likewise.
16010 (add_vdef_op): Likewise.
16011 (get_expr_operands): Likewise.
16012 (push_stmt_changes): Use type safe memory macros.
16013 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
16014 keywords as variable names.
16015 (conditional_replacement): Likewise.
16016 (minmax_replacement): Likewise.
16017 (abs_replacement): Likewise.
16018 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
16019 coding conventions.
16020 (insert_fake_stores): Avoid using C++ keywords as variable names.
16021 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
16023 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
16024 (heapvar_insert): Use type safe memory macros.
16025 (new_var_info): Cast according to the coding conventions.
16026 (new_constraint): Likewise.
16027 (remove_preds_and_fake_succs): Use type safe memory macros.
16028 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
16030 (thread_single_edge): Likewise.
16031 (thread_through_loop_header): Likewise.
16033 2007-06-06 Eric Christopher <echristo@apple.com>
16035 * config/i386/i386.c (override_options): Move handling
16036 of TARGET_SUBTARGET* earlier.
16038 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
16040 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
16043 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
16045 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
16046 emited outside of basic block.
16047 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
16048 the created blocks.
16049 * rtl.h (delete_insn_chain): Declaration changed.
16050 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
16052 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
16053 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
16054 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
16055 to delete_insn_chain.
16056 (rtl_verify_flow_info_1): Verify that the insns in header and footer
16057 do not have bb field set.
16058 (rtl_verify_flow_info): Verify that insns between basic blocks do not
16060 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
16061 * cfgcleanup.c (try_optimize_cfg): Ditto.
16063 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16065 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
16066 (lambda_body_vector_new): Use type safe memory macros.
16067 (lambda_linear_expression_new): Likewise.
16068 (lambda_loopnest_new): Likewise.
16069 (lambda_lattice_new): Likewise.
16070 (replace_uses_equiv_to_x_with_y): Cast according to the coding
16071 conventions. Use type safe memory macros.
16072 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
16073 (lambda_body_vector_s): Likewise.
16074 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
16075 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
16077 2007-06-06 Richard Guenther <rguenther@suse.de>
16079 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
16080 if we need to schedule cfg_cleanup.
16081 (tree_ssa_forward_propagate_single_use_vars): Do so.
16083 2007-06-06 Ian Lance Taylor <iant@google.com>
16085 * fold-const.c (merge_ranges): If range_successor or
16086 range_predecessor fail, just return 0.
16088 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16090 PR tree-optimization/32216
16091 * tree-vectorizer.c (supportable_widening_operation): Determine
16092 signedness of FIX_TRUNC_EXPR from output operand.
16093 (supportable_narrowing_operation): Ditto.
16094 * tree-vect-generic.c (expand_vector_operations_1): Determine
16095 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
16096 from input operand.
16098 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16100 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
16101 (struct pta): ...from here. Change flags to unsigned to avoid
16102 excessive casting (as it is used as a bit mask).
16103 (override_options): Add casts according to the coding convenventions.
16104 (x86_64_elf_unique_section): Likewise.
16105 (examine_argument): Avoid using C++ keywords as variable names.
16106 (construct_container): Likewise.
16107 (legitimize_pic_address): Likewise.
16108 (get_dllimport_decl): Cast according to the coding conventions. Use
16109 type safe memory macros.
16110 (legitimize_address): Cast according to the coding conventions.
16111 (emit_i387_cw_initialization): Corrected the type of slot to enum
16113 (ix86_init_machine_status): Use type safe memory macros.
16114 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
16115 (bdesc_pcmpistr): Likewise.
16116 (bdesc_crc32): Likewise.
16117 (bdesc_sse_3arg): Likewise.
16118 (bdesc_2arg): Likewise.
16119 (bdesc_1arg): Likewise.
16120 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
16121 (ix86_expand_sse_pcmpistr): Likewise.
16122 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
16123 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
16124 int to match the langhook definition.
16125 (ix86_builtin_conversion): Change the type of code to unsigned init to
16126 match the langhook definition.
16127 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
16129 (ix86_preferred_output_reload_class): Likewise.
16130 (ix86_cannot_change_mode_class): Likewise.
16131 (ix86_memory_move_cost): Likewise.
16132 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
16133 avoid excessive casting later on.
16134 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
16136 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16138 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
16139 as flags setting insn.
16140 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
16142 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16144 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
16145 (UNSPEC_ROUND): New.
16146 ("sse4_1_round<mode>2"): New insn pattern.
16147 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
16149 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
16150 expander using SSEMODEF mode macro. Expand using
16151 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16152 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
16153 expander using SSEMODEF mode macro. Expand using
16154 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16155 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
16156 expander using SSEMODEF mode macro. Expand using
16157 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16158 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
16159 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
16160 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
16163 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
16164 Sebastian Pop <sebpop@gmail.com>
16166 * lambda.h (build_linear_expr): New.
16167 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
16168 Use build_linear_expr, call fold and force_gimple_operand.
16169 (lambda_loopnest_to_gcc_loopnest): Check that there is
16170 something to insert.
16171 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
16173 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
16175 PR preprocessor/23479
16176 * doc/extend.texi: Document the 0b-prefixed binary integer
16177 constant extension.
16179 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16181 PR tree-optimization/32215
16182 * tree-vectorizer.c (supportable_widening_operation): Return false
16183 for unsupported FIX_TRUNC_EXPR tree code.
16184 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
16186 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
16188 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
16189 register on SPE targets. Change documentation to reflect
16191 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16192 Change FIXED_SCRATCH to 14 and document why we're keeping r14
16193 out of the register allocation pool.
16194 (rs6000_reg_live_or_pic_offset_p): New function.
16195 (rs6000_emit_prologue): Move the actual saving of LR up to free
16196 r0 for holding r11. Split saving of SPE 64-bit registers into
16197 its own case. Ensure that offsets will always be in-range for
16198 'evstdd' by using r11 as a scratch register to point at the start
16199 of the SPE save area. Save r11 if necessary, as it is the static
16201 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
16202 into its own case. Ensure that offsets will always be in-range
16203 for 'evldd' by using r11 as a scratch register to point at the
16204 start of the SPE save area. Also adjust r11 when restoring
16205 the stack pointer to compensate for pre-loading r11.
16207 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
16209 * cfg.c (init_flow): Use type safe memory macros.
16210 (alloc_block): Likewise.
16211 (unchecked_make_edge): Likewise.
16212 (dump_flow_info): Avoid using C++ keywords as variable names.
16213 (copy_original_table_clear): Cast according to the coding conventions.
16214 (copy_original_table_set): Likewise.
16215 * cfgexpand (label_rtx_for_bb): Likewise.
16216 (expand_gimple_basic_block): Likewise.
16217 * cfghooks.c (dump_bb): Likewise.
16218 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
16220 (lv_add_condition_to_bb): Likewise.
16221 * cfglayout (relink_block_chain): Cast according to the coding
16223 (fixup_reorder_chain): Likewise.
16224 (fixup_fallthru_exit_predecessor): Likewise.
16225 * cfgloop.c (glb_enum_p): Likewise.
16226 (get_exit_description): Likewise.
16227 (dump_recorded_exit): Likewise.
16228 * cfgloop.h (enum loop_estimation): Move out of struct scope...
16229 (struct loop): ... from here.
16230 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
16232 * cfgrtl.c (rtl_create_basic_block): Likewise.
16233 (rtl_split_block): Likewise.
16234 (rtl_dump_bb): Likewise.
16235 (cfg_layout_split_block): Likewise.
16236 (init_rtl_bb_info): Use typesafe memory macros.
16238 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
16239 * graphds.h: Updated all usages of edge to graph_edge.
16240 * graphds.c: Likewise.
16241 * cfgloopanal.c: Likewise.
16243 2007-06-05 Ian Lance Taylor <iant@google.com>
16245 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
16246 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
16247 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
16249 (test_for_singularity): Likewise.
16251 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16253 * config/i386/constraints.md ("Y2"): Replaced by ...
16255 * config/i386/i386.md: Likewise.
16256 * config/i386/mmx.md: Likewise.
16257 * config/i386/sse.md: Likewise.
16259 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16261 * config/i386/constraints.md ("z"): Replaced by ...
16263 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
16264 (sse4_1_blendvps): Likewise.
16265 (sse4_1_pblendvb): Likewise.
16266 (sse4_2_pcmpestr): Likewise.
16267 (sse4_2_pcmpestrm): Likewise.
16268 (sse4_2_pcmpestr_cconly): Likewise.
16269 (sse4_2_pcmpistr): Likewise.
16270 (sse4_2_pcmpistrm): Likewise.
16271 (sse4_2_pcmpistr_cconly): Likewise.
16273 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
16275 * matrix-reorg.c (transform_access_sites): Fix computation.
16276 (transform_allocation_sites): Same.
16278 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16280 * config/i386/i386.c (override_options): Use
16281 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
16283 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16285 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
16286 (nonimm_not_xmm0_operand): Ditto.
16287 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
16288 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
16289 as operand[2] predicate. Require "z" class XMM register for
16290 operand[3]. Adjust asm template.
16291 ("sse4_1_blendvpd"): Ditto.
16292 ("sse4_1_pblendvb"): Ditto.
16293 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
16294 force op2 into xmm0 register for variable blend instructions.
16296 2007-06-04 Tom Tromey <tromey@redhat.com>
16298 * c-tree.h (start_enum): Update.
16299 (build_enumerator): Likewise.
16300 * c-decl.c (enum_next_value): Removed.
16301 (enum_overflow): Likewise.
16302 (start_enum): Add c_enum_contents argument. Don't use globals.
16303 (build_enumerator): Likewise.
16304 * c-tree.h (struct c_enum_contents): New struct.
16306 2007-06-04 Tom Tromey <tromey@redhat.com>
16308 * c-common.c (c_common_get_alias_set): Fix indentation.
16310 2007-06-04 Ian Lance Taylor <iant@google.com>
16312 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
16313 to overflow, reduce overflow infinity to regular infinity.
16314 (vrp_var_may_overflow): New static function.
16315 (vrp_visit_phi_node): Check vrp_var_may_overflow.
16317 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
16319 * stor-layout.c (layout_type): Remove duplicate code.
16321 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
16324 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
16325 before build_common_builtin_nodes ().
16327 2007-06-04 Steve Ellcey <sje@cup.hp.com>
16330 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
16332 2007-06-04 Jan Hubicka <jh@suse.cz>
16334 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
16335 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
16336 instead of _stat version.
16338 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16340 PR tree-optimization/32194
16341 * tree-predcom.c (determine_offset): Check that both references have
16344 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16346 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
16347 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
16348 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16349 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
16350 Add argument to iterate_fix_dominators call.
16351 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
16352 * gcse.c (hoist_code): Change domby to vector.
16353 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
16354 Add argument to iterate_fix_dominators call.
16355 * loop-doloop.c (doloop_modify): Changed recount_dominator to
16356 recompute_dominator.
16357 * lambda-code.c (perfect_nestify): Ditto.
16358 * cfgloopanal.c: Include graphds.h.
16359 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
16360 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
16361 (mark_irreducible_loops): Use graphds_scc. Remove argument from
16363 * graphds.c: New file.
16364 * graphds.h: New file.
16365 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
16366 (get_dominated_by, get_dominated_by_region): Change return type to
16368 (verify_dominators): Recompute all dominators and compare the results.
16369 (recount_dominator): Renamed to ...
16370 (recompute_dominator): ... this. Do not check that the block is
16371 dominated by entry.
16372 (iterate_fix_dominators): Reimplemented.
16373 (prune_bbs_to_update_dominators, root_of_dom_tree,
16374 determine_dominators_for_sons): New functions.
16375 * et-forest.c (et_root): New function.
16376 * et-forest.h (et_root): Declare.
16377 * Makefile.in (graphds.o): Add.
16378 (cfgloopanal.o): Add graphds.h dependency.
16379 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
16380 * basic-block.h (get_dominated_by, get_dominated_by_region,
16381 iterate_fix_dominators): Declaration changed.
16382 (recount_dominator): Renamed to ...
16383 (recompute_dominator): ... this.
16384 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
16385 (thread_through_all_blocks): Do not free dominance info.
16387 2007-06-03 Andreas Schwab <schwab@suse.de>
16389 * config/m68k/m68k.c (override_options): Don't override
16391 * config/m68k/m68k-modes.def (SF, DF): Define to use
16392 motorola_single_format and motorola_double_format, resp.
16393 * real.c (motorola_single_format): Renamed from
16394 coldfire_single_format.
16395 (motorola_double_format): Renamed from coldfire_double_format.
16396 (encode_ieee_extended): Generate a proper canonical NaN image
16397 respecting canonical_nan_lsbs_set.
16398 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
16400 * real.h: Adjust declarations.
16402 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
16405 * config/sh/sh.md (symGOT_load): Don't schedule insns when
16406 the symbol is generated with the stack protector.
16408 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
16410 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
16411 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
16413 * doc/extend.texi (interrupt): Mention m68k.
16415 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
16417 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
16418 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
16419 (ix86_expand_sse_pcmpestr): Do not check operands for
16420 "register_operand", when insn operand predicate is "register_operand".
16421 (ix86_expand_sse_pcmpistr): Ditto.
16423 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
16424 Uros Bizjak <ubizjak@gmail.com>
16426 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
16427 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
16428 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
16429 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
16430 * config/i386/constraints.md ("z"): New register constraint
16431 for members of SSE_FIRST_REG class.
16432 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
16433 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
16434 SSE_FIRST_REG class.
16435 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
16436 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
16437 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
16438 (IX86_BUILTIN_PCMPESTRM128): Likewise.
16439 (IX86_BUILTIN_PCMPESTRA128): Likewise.
16440 (IX86_BUILTIN_PCMPESTRC128): Likewise.
16441 (IX86_BUILTIN_PCMPESTRO128): Likewise.
16442 (IX86_BUILTIN_PCMPESTRS128): Likewise.
16443 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
16444 (IX86_BUILTIN_PCMPISTRI128): Likewise.
16445 (IX86_BUILTIN_PCMPISTRM128): Likewise.
16446 (IX86_BUILTIN_PCMPISTRA128): Likewise.
16447 (IX86_BUILTIN_PCMPISTRC128): Likewise.
16448 (IX86_BUILTIN_PCMPISTRO128): Likewise.
16449 (IX86_BUILTIN_PCMPISTRS128): Likewise.
16450 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
16451 (struct builtin_description): Change "flag" field to unsigned.
16452 (bdesc_pcmpestr): New builtin description table.
16453 (bdesc_pcmpistr): Likewise.
16454 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16455 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16456 Initialize pcmp[ei]str[im] insns for SSE4.2.
16457 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16458 (ix86_expand_sse_pcmpistr): Likewise.
16459 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16460 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16461 (UNSPEC_PCMPISTR): Likewise.
16462 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16463 (sse4_2_pcmpestri):New isns pattern.
16464 (sse4_2_pcmpestrm): Likewise.
16465 (sse4_2_pcmpestr_cconly): Likewise.
16466 (sse4_2_pcmpistr): New insn patern and splitter.
16467 (sse4_2_pcmpistri):New isns pattern.
16468 (sse4_2_pcmpistrm): Likewise.
16469 (sse4_2_pcmpistr_cconly): Likewise.
16470 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16473 2007-06-01 David Daney <ddaney@avtrex.com>
16475 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16476 LOADGP_ABSOLUTE and not binds_local_p.
16478 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16480 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16482 2007-06-01 Ian Lance Taylor <iant@google.com>
16484 * tree-vrp.c (compare_name_with_value): Always set
16485 used_strict_overflow if we get a result from the variable itself.
16487 2007-06-01 Ian Lance Taylor <iant@google.com>
16489 PR rtl-optimization/31455
16490 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16491 subregs which have a cast between modes which are not tieable.
16493 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16495 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16496 breaks after return statements.
16498 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16500 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16501 only after no_new_pseudos.
16503 2007-05-31 Eric Christopher <echristo@apple.com>
16505 * expr.c (convert_move): Assert that we don't have a BLKmode
16507 (store_expr): Handle BLKmode moves by calling emit_block_move.
16509 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16511 * c-typeck.c (build_indirect_ref): Include type in error message.
16512 (build_binary_op): Pass types to binary_op_error.
16513 * c-common.c (binary_op_error): Take two type arguments, print out
16515 * c-common.h (binary_op_error): Update prototype.
16517 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16519 * config/i386/i386.c: Correct coments on -mno-sse4.
16521 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16523 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16524 (x86_64-*-*): Likewise.
16525 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16526 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16527 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16528 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16529 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16530 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16531 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16532 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16533 (OPTION_MASK_ISA_SSE4): Likewise.
16534 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16535 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16536 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16537 (override_options): Support SSE4.2.
16538 (ix86_build_const_vector): Support SImode and DImode.
16539 (ix86_build_signbit_mask): Likewise.
16540 (ix86_expand_int_vcond): Support V2DImode.
16541 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16542 (IX86_BUILTIN_CRC32HI): Likewise.
16543 (IX86_BUILTIN_CRC32SI): Likewise.
16544 (IX86_BUILTIN_CRC32DI): Likewise.
16545 (IX86_BUILTIN_PCMPGTQ): Likewise.
16546 (bdesc_crc32): Likewise.
16547 (bdesc_sse_3arg): Likewise.
16548 (ix86_expand_crc32): Likewise.
16549 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16550 (ix86_expand_builtin): Likewise.
16551 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16552 __SSE4_2__ for -msse4.2.
16553 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16554 (CRC32MODE): Likewise.
16555 (crc32modesuffix): Likewise.
16556 (crc32modeconstraint): Likewise.
16557 (sse4_2_crc32<mode>): Likewise.
16558 (sse4_2_crc32di): Likewise.
16559 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16561 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16562 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16563 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16564 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16565 (vcondu<mode>): Likewise.
16566 * doc/extend.texi: Document SSE4.2 built-in functions.
16567 * doc/invoke.texi: Document -msse4.2/-msse4.
16569 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16571 PR tree-optimization/32160
16572 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16573 variable as gimple reg.
16574 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16576 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16578 * gcc.c (main): Don't consider linker options when issuing the
16579 warning about a linker input file not being used.
16581 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16583 * tree-vrp.c (compare_names): Initialize sop.
16585 2007-05-30 Dirk Mueller <dmueller@suse.de>
16587 * cgraphunit.c (cgraph_analyze_function): Remove
16588 computation of inline parameters.
16590 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16592 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16594 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16596 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16597 Add vx-common.h. Include vxworks.h between vx-common.h and
16599 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16601 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16602 (TARGET_ASM_DESTRUCTOR): Likewise.
16603 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16604 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16605 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16606 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16607 (VXWORKS_ENDIAN_SPEC): Define.
16608 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16609 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16610 VXWORKS_* equivalents.
16611 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16612 (ASM_FILE_START): Delete.
16613 (TARGET_VERSION): Reformat.
16614 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16615 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16616 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16617 (FPBIT, DPBIT): Define.
16618 (fp-bit.c, dp-bit.c): New rules.
16619 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16620 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16621 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16622 * config/arm/arm.h: Include vxworks-dummy.h.
16623 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16624 Mark with ATTRIBUTE_UNUSED.
16625 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16626 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16627 make it incompatible with -msingle-pic-base.
16628 (arm_function_ok_for_sibcall): Return false for calls that might
16629 go through a VxWorks PIC PLT entry.
16630 (require_pic_register): New function, split out from...
16631 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16633 (arm_load_pic_register): Handle the VxWorks RTP initialization
16634 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16635 (arm_emit_call_insn): New function.
16636 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16637 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16638 (pic_offset_arm): New pattern.
16639 (call, call_value): Use arm_emit_call_insn.
16640 (call_internal, call_value_internal): New expanders.
16641 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16642 VxWorks unless __PIC__.
16644 2007-05-30 Eric Christopher <echristo@gmail.com>
16646 * genrecog.c: Include regs.h in generated file.
16647 * genemit.c: Ditto. Fix up formatting.
16648 * config/mn10300/constraints.md: New.
16649 * config/mn10300/mn10300.md: Include.
16650 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16651 Fix up for removed macro.
16652 * config/mn10300/predicates.md (call_address_operand): Ditto.
16653 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16654 (CONST_OK_FOR_I): Ditto.
16655 (CONST_OK_FOR_J): Ditto.
16656 (CONST_OK_FOR_K): Ditto.
16657 (CONST_OK_FOR_L): Ditto.
16658 (CONST_OK_FOR_M): Ditto.
16659 (CONST_OK_FOR_N): Ditto.
16660 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16664 (EXTRA_CONSTRAINT): Ditto.
16666 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16668 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16670 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16671 OPTION_MASK_ISA_64BIT.
16672 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16674 2007-05-30 Richard Guenther <rguenther@suse.de>
16676 PR middle-end/32152
16677 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16678 types for comparison.
16679 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16680 with original typed arguments.
16681 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16683 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16685 PR tree-optimization/31769
16686 * except.c (duplicate_eh_regions): Clear prev_try if
16687 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16689 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16691 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16692 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16693 bsi of the location where statements should be inserted.
16694 (sink_code_in_bb): Take bsi from statement_sink_location.
16695 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16696 instead of bsi_start.
16697 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16699 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16700 (bsi_move_before): Document inconsistency with bsi_move_after.
16701 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16703 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16705 * config/i386/i386.h (TARGET_ABM): New define.
16706 (TARGET_POPCNT): Ditto.
16707 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16708 New temporary defines to redefine from OPTION_ISA_* defines.
16709 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16710 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16711 (ix86_isa_flags): New extern int declaration.
16712 (TARGET_SUBTARGET_DEFAULT): New define.
16713 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16714 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16715 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16716 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16717 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16718 * config/i386/darwin.h: Change TARGET_64BIT define to
16721 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16722 using existing "ix86_isa_flags" varible.
16723 (m32, m64): Use existing "ix86_isa_flags" variable.
16724 (mmmx, m3dnow): Ditto.
16725 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16726 (mabm): Define as non-negative option using "x86_abm" variable.
16727 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16729 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16730 Rewrite feature test bitmap.
16731 (ix86_isa_flags): New initialized global int varible.
16732 (ix86_isa_flags_explicit): New static int variable.
16733 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16734 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16735 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16736 target_flags_explicit.
16737 (override_options): Remove "target_enable" and "target_disable" fields
16738 from "struct ptt". Update processor_target_table accordingly. Remove
16739 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16740 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16741 "target_flags" and "ix86_isa_flags_explicit" instead of
16742 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16743 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16744 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16745 to true when either of PTA_POPCNT or PTA_ABM is set in
16746 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16747 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16748 processor_alias_table flags entry. Remove handling of
16749 "target_enable" and "target_disable" fields of processor_target_table.
16750 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16751 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16752 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16753 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16754 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16756 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16758 2007-05-29 David Daney <ddaney@avtrex.com>
16761 * config/mips/mips.c (mips_output_mi_thunk): Emit
16762 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16764 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16765 * config/i386/i386.c (ix86_function_regparm): Added checking of
16766 ix86_force_align_arg_pointer to determine the number of
16767 register parameters.
16769 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16771 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16772 (SET_DR_MISALIGNMENT): New.
16773 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16774 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16775 Use SET_DR_MISALIGNMENT.
16776 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16778 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16779 find_loop_nest): Export.
16780 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16781 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16782 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16783 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16785 (struct mem_ref): Add field reuse_distance.
16786 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16787 Initialize reuse_distance field.
16788 (issue_prefetch_ref): Select temporality of prefetch according to
16790 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16791 self_reuse_distance, determine_loop_nest_reuse): New functions.
16792 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16793 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16794 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16797 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16799 * tree-ssa-alias.c: Add aliasing overview.
16801 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16802 Danny Smith <dannysmith@users.sourceforge.net>
16805 * config/i386/t-crtfm: Compile crtfastmath.o with
16806 -minline-all-stringops.
16807 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16808 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16810 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16812 * doc/md.texi: Document constraints on HP PA-RISC.
16814 * pa/constraints.md: New file.
16815 * pa.md: Include constraints.md.
16816 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16817 (integer_store_memory_operand, ldil_cint_p): New functions.
16818 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16819 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16820 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16821 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16822 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16824 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16827 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16828 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16829 case POSTDECREMENT_EXPR>): Return the error_mark_node
16830 if either the real or imaginary parts would an
16833 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16835 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16836 name when we remove it from a call.
16838 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16840 * targhooks.c (default_narrow_bitfield): Remove.
16841 * targhooks.h: Remove the prototype for
16842 default_narrow_bitfield.
16844 * langhooks-def.h: Remove the prototype for
16845 hook_get_alias_set_0.
16846 * langhooks.c (hook_get_alias_set_0): Remove.
16848 * global.c (EXECUTE_IF_CONFLICT): Remove.
16850 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16853 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16854 return true when truth_value_p is true and the type
16857 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16859 * doc/install.texi (Prerequisites): We no longer require Autoconf
16860 2.13 for the top-level.
16862 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16864 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16865 memory access via x86_expand_vector_move_misalign() only for
16866 TImode values on 32-bit targets.
16868 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16870 * matrix-reorg.c: New file. Implement matrix flattening and
16871 transposing optimization.
16872 * tree-pass.h: Add matrix reorg pass.
16873 * common.opt: Add fipa-mreorg flag.
16874 * Makefile.in: Add matrix-reorg.c.
16875 * passes.c: Add matrix reorg pass.
16876 * varpool.c (add_new_static_var): New function.
16877 * cgraph.h (add_new_static_var): Declare.
16879 2007-05-27 Eric Christopher <echristo@apple.com>
16881 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16882 sp_offset depending on stack size. Save r12 depending
16883 on registers we're saving later.
16884 (rs6000_emit_epilogue): Update sp_offset depending only
16887 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16889 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16890 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16891 * ifcvt.c (if_convert): Ditto.
16892 * tree-ssa-threadupdate.c (thread_block): Ditto.
16893 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16894 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16895 verify_loop_closed_ssa): Check number_of_loops instead of
16897 * predict.c (tree_estimate_probability): Ditto.
16898 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16899 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16900 * modulo-sched.c (sms_schedule): Ditto.
16901 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16902 (scev_finalize): Do not do anything if scev analysis was not
16904 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16905 current_loops == NULL.
16906 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16907 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16908 there are no loops.
16909 (loop_optimizer_finalize): Assert that loops were analyzed.
16910 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16911 rtl_doloop): Check number_of_loops instead of current_loops.
16912 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16913 current_loops == NULL.
16914 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16915 gate_tree_vectorize tree_linear_transform, check_data_deps,
16916 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16917 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16918 Check number_of_loops instead of current_loops.
16919 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16920 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16921 free loops if available.
16922 (execute_pre): Do not pass do_fre to fini_pre.
16924 2007-05-27 Tobias Burnus <burnus@net-b.de>
16926 PR middle-end/32083
16927 * real.c (mpfr_from_real): Fix sign of -Inf.
16929 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16931 * tree-vect-transform.c (vectorizable_conversion): Initialize
16932 tree_code variables to ERROR_MARK.
16933 (vectorizable_type_demotion): Likewise.
16934 (vectorizable_type_promotion): Likewise.
16936 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16939 * config/i386/i386.md (movti): Handle push operands via
16940 ix86_expand_push().
16942 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16944 * basic-block.h: Remove the prototype for merge_seq_blocks.
16945 * cfgcleanup.c (merge_seq_blocks): Remove.
16947 * tree-flow.h: Remove the prototype for is_aliased_with.
16948 * tree-ssa-alias.c (is_aliased_with): Remove.
16950 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16952 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16954 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16956 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16957 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16958 (vec_unpacks_hi_v16qi): Likewise.
16959 (vec_unpacku_lo_v16qi): Likewise.
16960 (vec_unpacks_lo_v16qi): Likewise.
16961 (vec_unpacku_hi_v8hi): Likewise.
16962 (vec_unpacks_hi_v8hi): Likewise.
16963 (vec_unpacku_lo_v8hi): Likewise.
16964 (vec_unpacks_lo_v8hi): Likewise.
16965 (vec_unpacku_hi_v4si): Likewise.
16966 (vec_unpacks_hi_v4si): Likewise.
16967 (vec_unpacku_lo_v4si): Likewise.
16968 (vec_unpacks_lo_v4si): Likewise.
16970 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16972 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16973 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16974 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16975 follow spelling conventions in various
16976 warning/error/diagnostic messages.
16978 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16979 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16980 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16981 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16982 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16983 * doc/tm.texi: Follow spelling conventions.
16985 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16988 * tree-ssa-forwprop.c
16989 (forward_propagate_addr_into_variable_array_index): Remove
16990 the lhs argument. Use the type of def_rhs instead of lhs.
16991 (forward_propagate_addr_expr_1): Update use of
16992 forward_propagate_addr_into_variable_array_index.
16994 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16995 Nigel Stephens <nigel@mips.com>
16997 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16998 function attributes, "far" being an alias for "long_call".
16999 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
17000 (mips_near_type_p, mips_far_type_p): New.
17001 (mips_comp_type_attributes): New function to check that attributes
17002 attached to a function type are compatible.
17003 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
17004 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
17005 to the target function of the thunk.
17006 (mips_encode_section_info): Check for "near" and "far" function
17007 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
17009 * config/mips/predicates.md (const_call_insn_operand): Test only
17010 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
17012 * doc/extend.texi (Function Attributes): Document MIPS "near" and
17015 * testsuite/gcc.target/mips/near-far-1.c: New test case.
17016 * testsuite/gcc.target/mips/near-far-2.c: New test case.
17017 * testsuite/gcc.target/mips/near-far-3.c: New test case.
17018 * testsuite/gcc.target/mips/near-far-4.c: New test case.
17020 2007-05-25 Eric Christopher <echristo@apple.com>
17022 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
17023 to x86-darwin configurations.
17024 * config/i386/t-darwin: Add softfp support.
17025 * config/i386/t-darwin64: Ditto.
17026 * config/i386/sfp-machine.h: If mach then don't use
17027 aliasing, emit a stub to call.
17029 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
17031 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
17032 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
17033 tree-predcom.c, tree-ssa-alias-warnings.c,
17034 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
17035 comment typos. Follow spelling conventions.
17036 * doc/cpp.texi, doc/invoke.texi: Fix typos.
17038 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17041 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
17042 constants into memory. Expand unaligned memory references for
17043 SSE modes via x86_expand_vector_move_misalign() function.
17045 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
17047 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
17048 "memory" attribute for "sseishft" type insn without operands[2].
17050 2007-05-25 Dirk Mueller <dmueller@suse.de>
17051 Marcus Meissner <meissner@suse.de>
17053 * doc/extend.texi (alloc_size): New attribute.
17054 * c-common.c (handle_alloc_size_attribute): New.
17055 * tree-object-size.c (alloc_object_size): Use alloc_size
17056 attribute, if available.
17058 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17060 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
17062 (__builtin_ia32_vec_ext_v2di): Likewise.
17063 (__builtin_ia32_vec_ext_v4si): Likewise.
17064 (__builtin_ia32_vec_ext_v8hi): Likewise.
17065 (__builtin_ia32_vec_ext_v16qi): Likewise.
17066 (__builtin_ia32_vec_set_v8hi): Likewise.
17068 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17070 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
17072 2007-05-25 Richard Sandiford <richard@codesourcery.com>
17074 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
17075 (arm_is_longcall_p): Rename to...
17076 (arm_is_long_call_p): ...this. Take a single tree argument and
17078 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
17079 (CUMULATIVE_ARGS): Remove call_cookie.
17080 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
17081 (ENCODED_LONG_CALL_ATTR_P): Delete.
17082 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
17083 LONG_CALL_FLAG_CHAR cases.
17084 (ARM_DECLARE_FUNCTION_SIZE): Delete.
17085 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
17086 ARM_DECLARE_FUNCTION_SIZE.
17087 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
17088 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
17089 (arm_encode_call_attribute, current_file_function_operand): Delete.
17090 (arm_function_in_section_p): New function.
17091 (arm_is_longcall_p): Rename to...
17092 (arm_is_long_call_p): ...this. Take the target function as a single
17093 argument and return a bool. Do not rely on call cookies. Check
17094 whether the target symbol is in the same section as the current
17095 function, not just the same compilation unit.
17096 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
17097 (arm_encode_section_info): Don't encode a call type.
17098 * config/arm/arm.md (call, call_value): Update calls to
17099 arm_is_long(_)call_p. Simplify logic.
17100 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
17101 Update calls to arm_is_long(_)call_p.
17103 2007-05-25 Richard Guenther <rguenther@suse.de>
17105 PR tree-optimization/31982
17106 * tree-ssa-forwprop.c
17107 (forward_propagate_addr_into_variable_array_index): Handle arrays
17108 with element size one.
17110 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
17112 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
17113 (umulsi3_highpart): Likewise.
17115 2007-05-24 Ian Lance Taylor <iant@google.com>
17117 PR rtl-optimization/32069
17118 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
17121 2007-05-24 Ollie Wild <aaw@google.com>
17123 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
17126 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
17128 * postreload-gcse.c (reg_changed_after_insn_p): New function.
17129 (oprs_unchanged_p): Use it to check all registers in a REG.
17130 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
17131 (reg_set_between_after_reload_p): Delete.
17132 (reg_used_between_after_reload_p): Likewise.
17133 (reg_set_or_used_since_bb_start): Likewise.
17134 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
17135 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
17136 Use reg_set_between_p instead of reg_set_between_after_reload_p.
17137 * rtlanal.c (reg_set_p): Check whether REG overlaps
17138 regs_invalidated_by_call, rather than just checking the
17139 membership of REGNO (REG).
17141 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17143 * doc/passes.texi: Document predictive commoning.
17144 * doc/invoke.texi (-fpredictive-commoning): Document.
17145 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
17146 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
17147 adding indices to the generated name.
17148 (schedule_sm): Pass 0 to get_lsm_tmp_name.
17149 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
17150 * tree-pretty-print.c (op_symbol_1): Renamed to ...
17151 (op_symbol_code): ... and exported.
17152 (dump_omp_clause, op_symbol): Use op_symbol_code
17153 instead of op_symbol_1.
17154 * tree-pass.h (pass_predcom): Declare.
17155 * timevar.def (TV_PREDCOM): New timevar.
17156 * tree-ssa-loop.c (run_tree_predictive_commoning,
17157 gate_tree_predictive_commoning, pass_predcom): New.
17158 * tree-data-ref.c (find_data_references_in_loop): Find the
17159 references in dominance order.
17160 (canonicalize_base_object_address): Ensure that the result has
17162 (dr_analyze_innermost): Export.
17163 (create_data_ref): Code to fail for references with invariant
17165 (find_data_references_in_stmt): ... here.
17166 * tree-data-ref.h (dr_analyze_innermost): Declare.
17167 * tree-affine.c: Include tree-gimple.h and hashtab.h.
17168 (aff_combination_find_elt, name_expansion_hash,
17169 name_expansion_eq, tree_to_aff_combination_expand,
17170 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
17172 * tree-affine.h (aff_combination_constant_multiple_p,
17173 tree_to_aff_combination_expand): Declare.
17174 * tree-predcom.c: New file.
17175 * common.opt (fpredictive-commoning): New option.
17176 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
17177 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
17178 * Makefile.in (tree-predcom.o): Add.
17179 (tree-affine.o): Add TREE_GIMPLE_H dependency.
17180 * passes.c (init_optimization_passes): Add dceloop after
17181 copy propagation in loop optimizer. Add predictive commoning
17182 to loop optimizer passes.
17184 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17186 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
17189 2007-05-24 Jan Hubicka <jh@suse.cz>
17191 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
17193 (genheader): Include statistics.h.
17195 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
17197 * print-rtl.c (flag_dump_unnumbered): Update comments.
17198 (print_rtl): Fix my previous change.
17199 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
17202 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17204 PR middle-end/32018
17205 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
17207 (thread_through_all_blocks): Call initialize_original_copy_tables
17208 and free_original_copy_tables.
17209 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
17211 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17212 * cfghooks.c (duplicate_block): Use get_loop_copy.
17213 * cfg.c: Include cfgloop.h.
17214 (loop_copy): New hash table.
17215 (initialize_original_copy_tables): Initialize loop_copy table.
17216 (free_original_copy_tables): Free loop_copy table.
17217 (copy_original_table_clear, copy_original_table_set,
17218 set_loop_copy, get_loop_copy): New functions.
17219 (set_bb_original, set_bb_copy): Use copy_original_table_set.
17220 * cfgloop.h (struct loop): Remove copy field.
17221 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
17222 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
17224 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17226 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
17227 -msse/-msse2/-msse3.
17229 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17231 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
17232 __builtin_ia32_vec_set_v2di with MASK_64BIT.
17234 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
17237 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
17238 * targhooks.h (default_mangle_decl_assembler_name): Declare
17240 * targhooks.c (default_mangle_decl_assembler_name): Define
17242 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
17244 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
17245 * langhooks.c (lhd_set_decl_assembler_name): Call
17246 targetm.mangle_decl_assembler_name for names with global scope.
17248 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
17250 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
17251 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
17253 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
17254 New. Factored out of i386_pe_encode_section_info.
17255 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
17256 Move check for prior decoration of stdcall
17257 symbols to i386_pe_encode_section_info.
17258 (i386_pe_encode_section_info): Adjust call to
17259 gen_stdcall_or_fastcall_suffix. Use
17260 i386_pe_maybe_mangle_decl_assembler_name, if needed.
17261 (i386_pe_mangle_decl_assembler_name): New. Wrap
17262 i386_pe_maybe_mangle_decl_assembler_name.
17264 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17266 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
17267 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
17268 * langhooks.c (get_signed_or_unsigned_type): Don't check for
17269 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
17270 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
17273 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
17274 Nigel Stephens <nigel@mips.com>
17275 Richard Sandiford <richard@codesourcery.com>
17277 Fix up MIPS16 hard float and add support for complex.
17279 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
17280 (TARGET_SOFT_FLOAT_ABI): New.
17281 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
17282 __mips_soft_float to reflect the ABI in use, not whether the
17283 FPU is directly accessible (e.g., in MIPS16 mode).
17284 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
17285 (UNITS_PER_FPVALUE): Likewise.
17287 * config/mips/mips.c (mips_expand_call): Remove redundant
17288 TARGET_MIPS16 check.
17289 (mips_arg_regno): New.
17290 (function_arg_advance): When setting bits in cum->fp_code for
17291 MIPS16, don't subtract 1 from cum->arg_number, since it is now
17293 (function_arg): Use mips_arg_regno.
17294 (mips_return_mode_in_fpr_p): New.
17295 (mips16_call_stub_mode_suffix): New.
17296 (mips16_cfun_returns_in_fpr_p): New.
17297 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
17298 (mips_output_function_prologue): Test mips16_hard_float, not
17299 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
17300 (mips_expand_epilogue): Call MIPS16 helper routines to copy
17301 return value into a floating-point register.
17302 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
17303 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
17304 (mips16_fp_args): Handle MIPS32r2 ISA which supports
17305 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
17306 word of double arguments from or to the high bits of 64-bit
17307 floating point registers.
17308 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
17309 (mips16_fpret_double): New helper function.
17310 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
17311 support for complex modes. Fill in DECL_RESULT for stubdecl.
17312 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
17314 * config/mips/mips16.S
17315 (RET, ARG1, ARG2): New.
17316 (MERGE_GPRf, MERGE_GPRt): New.
17317 (DELAYt, DELAYf): New.
17318 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
17319 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
17320 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
17321 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
17322 (SFOP): Renamed to...
17323 (OPSF3): This, and macro-ified. Updated all uses.
17324 (SFOP2): Renamed to...
17325 (OPSF2): This, and macro-ified. Updated all uses.
17326 (SFCMP): Renamed to...
17327 (CMPSF): This, and macro-ified. Updated all uses.
17328 (SFREVCMP): Renamed to...
17329 (REVCMPSF): This, and macro-ified. Updated all uses.
17330 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
17331 (LDDBL1, LDDBL2, RETDBL): Deleted.
17332 (DFOP): Renamed to...
17333 (OPDF3): This, and macro-ified. Updated all uses.
17334 (DFOP2): Renamed to...
17335 (OPDF2): This, and macro-ified. Updated all uses.
17336 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
17337 (DFCMP): Renamed to...
17338 (CMPDF): This, and macro-ified. Updated all uses.
17339 (DFREVCMP): Renamed to...
17340 (REVCMPDF): This, and macro-ified. Updated all uses.
17341 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
17342 (RET_FUNCTION): New.
17343 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
17344 (__mips16_ret_sc, __mips16_ret_dc): New.
17345 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
17346 STUB_ARGS_6, STUB_ARGS_10): New.
17347 (CALL_STUB_NO_RET): New.
17348 (__mips16_call_stub_1): Macro-ified.
17349 (__mips16_call_stub_5): Macro-ified.
17350 (__mips16_call_stub_2): Macro-ified.
17351 (__mips16_call_stub_6): Macro-ified.
17352 (__mips16_call_stub_9): Macro-ified.
17353 (__mips16_call_stub_10): Macro-ified.
17354 (CALL_STUB_RET): New.
17355 (__mips16_call_stub_sf_0): Macro-ified.
17356 (__mips16_call_stub_sf_1): Macro-ified.
17357 (__mips16_call_stub_sf_5): Macro-ified.
17358 (__mips16_call_stub_sf_2): Macro-ified.
17359 (__mips16_call_stub_sf_6): Macro-ified.
17360 (__mips16_call_stub_sf_9): Macro-ified.
17361 (__mips16_call_stub_sf_10): Macro-ified.
17362 (__mips16_call_stub_df_0): Macro-ified.
17363 (__mips16_call_stub_df_1): Macro-ified.
17364 (__mips16_call_stub_df_5): Macro-ified.
17365 (__mips16_call_stub_df_2): Macro-ified.
17366 (__mips16_call_stub_df_6): Macro-ified.
17367 (__mips16_call_stub_df_9): Macro-ified.
17368 (__mips16_call_stub_df_10): Macro-ified.
17369 (__mips16_call_stub_sc_0): New.
17370 (__mips16_call_stub_sc_1): New.
17371 (__mips16_call_stub_sc_5): New.
17372 (__mips16_call_stub_sc_2): New.
17373 (__mips16_call_stub_sc_6): New.
17374 (__mips16_call_stub_sc_9): New.
17375 (__mips16_call_stub_sc_10): New.
17376 (__mips16_call_stub_dc_0): New.
17377 (__mips16_call_stub_dc_1): New.
17378 (__mips16_call_stub_dc_5): New.
17379 (__mips16_call_stub_dc_2): New.
17380 (__mips16_call_stub_dc_6): New.
17381 (__mips16_call_stub_dc_9): New.
17382 (__mips16_call_stub_dc_10): New.
17384 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
17385 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
17386 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
17388 2007-05-23 Ian Lance Taylor <iant@google.com>
17390 * doc/invoke.texi (Invoking GCC): Document that the order of the
17393 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
17396 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
17397 * config/score/predicate.md (const_pow2, const_npow2): Remove.
17398 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
17402 * config/score/score.c (score_print_operand): Make sure that only
17403 lower bits are used.
17405 2007-05-22 Ian Lance Taylor <iant@google.com>
17407 * tree-vrp.c (avoid_overflow_infinity): New static function,
17408 broken out of set_value_range_to_value.
17409 (set_value_range_to_value): Call avoid_overflow_infinity.
17410 (extract_range_from_assert): Likewise.
17412 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17414 PR middle-end/31095
17415 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
17416 change the type before looking for a COMPOUND_EXPR.
17418 2007-05-22 Ian Lance Taylor <iant@google.com>
17420 * lower-subreg.c (decompose_multiword_subregs): If we change an
17421 insn, call remove_retval_note on it.
17423 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17425 * regs.h (end_hard_regno): New function.
17426 (END_HARD_REGNO, END_REGNO): New macros.
17427 (add_to_hard_reg_set): New function.
17428 (remove_from_hard_reg_set): Likewise.
17429 (in_hard_reg_set_p): Likewise.
17430 (overlaps_hard_reg_set_p): Likewise.
17431 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
17432 (note_btr_set): Use END_HARD_REGNO.
17433 * caller-save.c (setup_save_areas): Use end_hard_regno.
17434 (mark_set_regs): Use END_HARD_REGNO.
17435 (add_stored_regs): Use end_hard_regno.
17436 (mark_referenced_regs): Use add_to_hard_reg_set.
17437 * combine.c (update_table_tick): Use END_REGNO.
17438 (record_value_for_reg): Likewise.
17439 (record_dead_and_set_regs): Likewise.
17440 (get_last_value_validate): Likewise.
17441 (use_crosses_set_p): Likewise.
17442 (reg_dead_at_p_1): Likewise.
17443 (reg_dead_at_p): Likewise.
17444 (mark_used_regs_combine): Use add_to_hard_reg_set.
17445 (move_deaths): Use END_HARD_REGNO.
17446 (reg_bitfield_target_p): Use end_hard_regno.
17447 (distribute_notes): Use END_HARD_REGNO.
17448 * cse.c (mention_regs): Use END_REGNO.
17449 (insert): Use add_to_hard_reg_set.
17450 (invalidate): Use END_HARD_REGNO.
17451 (invalidate_for_call): Likewise.
17452 (exp_equiv_p): Use END_REGNO.
17453 (cse_insn): Likewise.
17454 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17455 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17456 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17457 * function.c (keep_stack_depressed): Use end_hard_regno.
17458 * global.c (global_alloc): Use end_hard_regno.
17459 (global_conflicts): Use add_to_hard_reg_set instead of
17461 (find_reg): Likewise.
17462 (mark_reg_store): Likewise.
17463 (mark_reg_conflicts): Likewise.
17464 (mark_reg_death): Use remove_from_hard_reg_set.
17465 (mark_reg_live_nc): Delete.
17466 (set_preference): Use end_hard_regno.
17467 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17468 remove_from_hard_reg_set.
17469 (post_mark_life): Use add_to_hard_reg_set.
17470 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17471 (reg_becomes_live): Use add_to_hard_reg_set.
17472 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17473 (peep2_find_free_register): Use add_to_hard_reg_set.
17474 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17475 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17476 * regrename.c (note_sets): Use add_to_hard_reg_set.
17477 (clear_dead_regs): Use remove_from_hard_reg_set.
17478 (regrename_optimize): Use add_to_hard_reg_set.
17479 (find_oldest_value_reg): Use in_hard_reg_set_p.
17480 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17481 (hard_reg_set_here_p): Use end_hard_regno.
17482 (decompose): Likewise.
17483 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17484 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17485 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17486 (mark_home_live): Use end_hard_regno.
17487 (spill_hard_reg): Likewise.
17488 (clear_reload_reg_in_use): Likewise.
17489 * reorg.c (delete_prior_computation): Use END_REGNO.
17490 * resource.c (update_live_status): Use END_HARD_REGNO.
17491 (mark_referenced_resources): Use add_to_hard_reg_set.
17492 (mark_set_resources): Likewise.
17493 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17494 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17495 (reg_overlap_mentioned_p): Likewise.
17496 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17497 (covers_regno_no_parallel_p): Use END_REGNO.
17498 (find_regno_note): Likewise.
17499 (find_reg_fusage): Use END_HARD_REGNO.
17500 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17501 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17503 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17505 * mode-switching.c (reg_dies): Change type of second argument to
17507 (optimize_mode_switching): Update accordingly.
17509 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17511 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17513 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17514 (hard_reg_set_empty_p): ...these new functions.
17515 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17516 GO_IF_HARD_REG_SUBSET.
17517 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17518 instead of GO_IF_HARD_REG_EQUAL.
17519 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17520 instead of GO_IF_HARD_REG_EQUAL.
17521 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17522 GO_IF_HARD_REG_SUBSET.
17523 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17524 GO_IF_HARD_REG_EQUAL.
17525 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17526 of GO_IF_HARD_REG_SUBSET.
17527 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17528 instead of GO_IF_HARD_REG_EQUAL.
17529 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17530 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17531 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17532 of GO_IF_HARD_REG_SUBSET,
17533 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17534 GO_IF_HARD_REG_SUBSET.
17535 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17536 instead of GO_IF_HARD_REG_EQUAL.
17537 * config/sh/sh.c (push_regs, calc_live_regs): Use
17538 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17539 (hard_regs_intersect_p): Delete.
17541 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17543 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17545 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17546 Richard Henderson <rth@redhat.com>
17548 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17550 (x86_64-*-*): Likewise.
17552 * i386/i386-modes.def (V2QI): New.
17554 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17556 (override_options): Support SSE4.1.
17557 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17558 (IX86_BUILTIN_BLENDPS): Likewise.
17559 (IX86_BUILTIN_BLENDVPD): Likewise.
17560 (IX86_BUILTIN_BLENDVPS): Likewise.
17561 (IX86_BUILTIN_PBLENDVB128): Likewise.
17562 (IX86_BUILTIN_PBLENDW128): Likewise.
17563 (IX86_BUILTIN_DPPD): Likewise.
17564 (IX86_BUILTIN_DPPS): Likewise.
17565 (IX86_BUILTIN_INSERTPS128): Likewise.
17566 (IX86_BUILTIN_MOVNTDQA): Likewise.
17567 (IX86_BUILTIN_MPSADBW128): Likewise.
17568 (IX86_BUILTIN_PACKUSDW128): Likewise.
17569 (IX86_BUILTIN_PCMPEQQ): Likewise.
17570 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17571 (IX86_BUILTIN_PMAXSB128): Likewise.
17572 (IX86_BUILTIN_PMAXSD128): Likewise.
17573 (IX86_BUILTIN_PMAXUD128): Likewise.
17574 (IX86_BUILTIN_PMAXUW128): Likewise.
17575 (IX86_BUILTIN_PMINSB128): Likewise.
17576 (IX86_BUILTIN_PMINSD128): Likewise.
17577 (IX86_BUILTIN_PMINUD128): Likewise.
17578 (IX86_BUILTIN_PMINUW128): Likewise.
17579 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17580 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17581 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17582 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17583 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17584 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17585 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17586 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17587 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17588 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17589 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17590 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17591 (IX86_BUILTIN_PMULDQ128): Likewise.
17592 (IX86_BUILTIN_PMULLD128): Likewise.
17593 (IX86_BUILTIN_ROUNDPD): Likewise.
17594 (IX86_BUILTIN_ROUNDPS): Likewise.
17595 (IX86_BUILTIN_ROUNDSD): Likewise.
17596 (IX86_BUILTIN_ROUNDSS): Likewise.
17597 (IX86_BUILTIN_PTESTZ): Likewise.
17598 (IX86_BUILTIN_PTESTC): Likewise.
17599 (IX86_BUILTIN_PTESTNZC): Likewise.
17600 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17601 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17602 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17603 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17604 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17605 (bdesc_ptest): New.
17606 (bdesc_sse_3arg): Likewise.
17607 (bdesc_2arg): Likewise.
17608 (bdesc_1arg): Likewise.
17609 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17611 (ix86_expand_sse_4_operands_builtin): New.
17612 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17613 smaller than 8 bits as the 2nd arg.
17614 (ix86_expand_sse_ptest): New.
17615 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17616 (ix86_expand_vector_set): Support SSE4.1.
17617 (ix86_expand_vector_extract): Likewise.
17619 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17620 __SSE4_1__ for -msse4.1.
17622 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17623 (UNSPEC_INSERTPS): Likewise.
17624 (UNSPEC_DP): Likewise.
17625 (UNSPEC_MOVNTDQA): Likewise.
17626 (UNSPEC_MPSADBW): Likewise.
17627 (UNSPEC_PHMINPOSUW): Likewise.
17628 (UNSPEC_PTEST): Likewise.
17629 (UNSPEC_ROUNDP): Likewise.
17630 (UNSPEC_ROUNDS): Likewise.
17632 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17634 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17635 (const_pow2_1_to_32768_operand): Likewise.
17637 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17640 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17642 (sse4_1_insertps): Likewise.
17643 (*sse4_1_extractps): Likewise.
17644 (sse4_1_ptest): Likewise.
17645 (sse4_1_mulv2siv2di3): Likewise.
17646 (*sse4_1_mulv4si3): Likewise.
17647 (*sse4_1_smax<mode>3): Likewise.
17648 (*sse4_1_umax<mode>3): Likewise.
17649 (*sse4_1_smin<mode>3): Likewise.
17650 (*sse4_1_umin<mode>3): Likewise.
17651 (sse4_1_eqv2di3): Likewise.
17652 (*sse4_1_pinsrb): Likewise.
17653 (*sse4_1_pinsrd): Likewise.
17654 (*sse4_1_pinsrq): Likewise.
17655 (*sse4_1_pextrb): Likewise.
17656 (*sse4_1_pextrb_memory): Likewise.
17657 (*sse4_1_pextrw_memory): Likewise.
17658 (*sse4_1_pextrq): Likewise.
17659 (sse4_1_blendpd): Likewise.
17660 (sse4_1_blendps): Likewise.
17661 (sse4_1_blendvpd): Likewise.
17662 (sse4_1_blendvps): Likewise.
17663 (sse4_1_dppd): Likewise.
17664 (sse4_1_dpps): Likewise.
17665 (sse4_1_movntdqa): Likewise.
17666 (sse4_1_mpsadbw): Likewise.
17667 (sse4_1_packusdw): Likewise.
17668 (sse4_1_pblendvb): Likewise.
17669 (sse4_1_pblendw): Likewise.
17670 (sse4_1_phminposuw): Likewise.
17671 (sse4_1_extendv8qiv8hi2): Likewise.
17672 (*sse4_1_extendv8qiv8hi2): Likewise.
17673 (sse4_1_extendv4qiv4si2): Likewise.
17674 (*sse4_1_extendv4qiv4si2): Likewise.
17675 (sse4_1_extendv2qiv2di2): Likewise.
17676 (*sse4_1_extendv2qiv2di2): Likewise.
17677 (sse4_1_extendv4hiv4si2): Likewise.
17678 (*sse4_1_extendv4hiv4si2): Likewise.
17679 (sse4_1_extendv2hiv2di2): Likewise.
17680 (*sse4_1_extendv2hiv2di2): Likewise.
17681 (sse4_1_extendv2siv2di2): Likewise.
17682 (*sse4_1_extendv2siv2di2): Likewise.
17683 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17684 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17685 (sse4_1_zero_extendv4qiv4si2): Likewise.
17686 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17687 (sse4_1_zero_extendv2qiv2di2): Likewise.
17688 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17689 (sse4_1_zero_extendv4hiv4si2): Likewise.
17690 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17691 (sse4_1_zero_extendv2hiv2di2): Likewise.
17692 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17693 (sse4_1_zero_extendv2siv2di2): Likewise.
17694 (*sse4_1_zero_extendv2siv2di2): Likewise.
17695 (sse4_1_roundpd): Likewise.
17696 (sse4_1_roundps): Likewise.
17697 (sse4_1_roundsd): Likewise.
17698 (sse4_1_roundss): Likewise.
17699 (mulv4si3): Don't expand for SSE4.1.
17700 (smax<mode>3): Likewise.
17701 (umaxv4si3): Likewise.
17702 (uminv16qi3): Likewise.
17703 (umin<mode>3): Likewise.
17704 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17706 * doc/extend.texi: Document SSE4.1 built-in functions.
17708 * doc/invoke.texi: Document -msse4.1.
17710 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17712 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17713 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17714 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17715 (ASM_SPEC): Add asm_pcrel_spec.
17716 (EXTRA_SPECS): Add asm_pcrel_spec.
17718 2007-05-21 David Daney <ddaney@avtrex.com>
17720 * doc/install.texi (Building a cross compiler): Add requirements
17721 for Java cross compiler.
17723 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17725 PR middle-end/31995
17726 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17727 Add loopno argument. Use evolution_function_is_invariant_rec_p
17728 instead of evolution_function_is_constant_p.
17729 Update calls to evolution_function_is_affine_multivariate_p.
17730 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17731 Add loopno argument.
17732 * tree-scalar-evolution.c (gather_chrec_stats): Call
17733 evolution_function_is_affine_multivariate_p with a loop
17735 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17736 (analyze_overlapping_iterations): Likewise.
17737 (access_functions_are_affine_or_constant_p): Likewise.
17738 (build_classic_dist_vector_1): If the access functions
17739 are equal, don't do anything.
17741 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17742 Paolo Carlini <pcarlini@suse.de>
17743 Uros Bizjak <ubizjak@gmail.com>
17745 * c-cppbuiltin.c (c_cpp_builtins): Define
17746 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17747 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17748 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17749 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17751 2007-05-21 Mike Stump <mrs@apple.com>
17753 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17755 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17757 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17759 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17760 implementation if __OPTIMIZE__ is not defined.
17761 (_mm_alignr_pi8): Ditto.
17762 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17763 (_mm_inserti_si64): Ditto.
17764 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17765 (_mm_slli_epi16): Ditto.
17766 (_mm_slli_epi32): Ditto.
17767 (_mm_slli_epi64): Ditto.
17768 (_mm_srai_epi16): Ditto.
17769 (_mm_srai_epi32): Ditto.
17770 (_mm_srli_si128): Ditto.
17771 (_mm_slli_si128): Ditto.
17772 (_mm_srli_epi16): Ditto.
17773 (_mm_srli_epi32): Ditto.
17774 (_mm_srli_epi64): Ditto.
17775 (_mm_extract_epi16): Ditto.
17776 (_mm_insert_epi16): Ditto.
17777 (_mm_shufflehi_epi16): Ditto.
17778 (_mm_shufflelo_epi16): Ditto.
17779 (_mm_shuffle_epi32): Ditto.
17780 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17781 (_m_pextrw): Ditto.
17782 (_mm_insert_pi16): Ditto.
17783 (_m_pinsrw): Ditto.
17784 (_mm_shuffle_pi16): Ditto.
17785 (_m_pshufw): Ditto.
17786 (_mm_shufle_ps): Ditto.
17787 (_mm_prefetch): Ditto.
17789 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17791 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17792 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17793 * real.c (encode_i370_single, decode_i370_single,
17794 encode_i370_double, decode_i370_double): Functions removed.
17795 (i370_single_format, i370_double_format): Initializations removed.
17796 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17797 Consider the log2_b field to always be one.
17798 (ieee_single_format, mips_single_format, coldfire_single_format,
17799 ieee_double_format, mips_double_format, coldfire_double_format,
17800 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17801 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17802 ibm_extended_format, mips_extended_format, ieee_quad_format,
17803 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17804 decimal_single_format, decimal_double_format, decimal_quad_format,
17805 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17806 initialization of log2_b.
17807 * real.h (i370_single_format, i370_double_format): Declarations
17809 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17810 field to always be one.
17812 2007-05-21 Andreas Schwab <schwab@suse.de>
17814 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17815 NOTE_INSN_BASIC_BLOCK_P.
17816 (process_for_unwind_directive): Likewise.
17818 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17820 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17821 * function.h (struct function): Move va_list_gpr_size,
17822 va_list_fpr_size, function_frequency to front of bitfields. Add
17824 (current_function_calls_unwind_init): New.
17825 * except.c (expand_builtin_unwind_init): Set
17826 current_function_calls_unwind_init not
17827 current_function_has_nonlocal_label.
17828 * reload1.c (has_nonexceptional_receiver): New.
17829 (reload): Use it and current_function_calls_unwind_init to
17830 determine whether call-saved regs must be saved.
17832 2007-05-20 Jan Hubicka <jh@suse.cz>
17834 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17835 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17836 * ddg.c (create_ddg): LIkewise.
17837 * final.c (final): Remove hunk moving line number notes around since
17838 they are no longer present at this stage.
17839 (final_scan_insn): Use NOTE_KIND instead of
17840 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17841 (output_asm_label): Likewise.
17842 * reorg.c (dbr_schedule): Likewise.
17843 * haifa-sched.c (unlink_other_notes): Likewise.
17844 * mode-switching.c (optimize_mode_switching): Likewise.
17845 * graph.c (start_bb): Likewise.
17846 * rtl.def (NOTE): Update description.
17847 * jump.c (squeeze_notes): Delete.
17848 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17849 NOTE_INSN_BASIC_BLOCK_P when possible.
17850 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17851 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17852 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17853 (dwarf2out_var_location): Likewise.
17854 * cfgbuild.c (make_edges): Likewise.
17855 (find_basic_blocks_1): Likewise.
17856 * function.c (reorder_blocks_1): Likewise.
17857 (epilogue_done): Likewise.
17858 (reposition_prologue_and_epilogue_notes): Likewise.
17859 * print-rtl.c (print_rtx): Likewise; drop code for printing
17861 (print_rtl): Likewise.
17862 (print_rtl_single): Likewise.
17863 * gcse.c (insert_insn_start_bb): Likewise.
17864 * alias.c (init_alias_analysis): Likewise.
17865 * calls.c (fixup_tail_calls): Likewise.
17866 * except.c (sjlj_emit_function_enter): Likewise.
17867 * emit-rtl.c (add_insn_after): Likeiwse.
17868 (emit_label_before): Likewise.
17869 (emit_label_after): Likewise.
17870 (emit_note_before, emit_note_after, emit_note): Update
17871 parameter to be enum insn_note; do not deal with source
17873 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17874 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17876 (merge_blocks_move_successor_nojumps): Simplify now when
17877 we don't have BLOCK notes.
17878 (try_optimize_cfg): Likewise.
17879 * cfglayout.c (skip_insns_after_block): Likewise.
17880 (record_effective_endpoints): Likewise.
17881 (duplicate_insn_chain): Likewise.
17882 * varasm.c (output_constant_pool_1): Likewise.
17883 * sched-deps.c (sched_analyze): Likewise.
17884 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17886 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17887 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17888 (SET_INSN_DELETED): Simplify.
17889 (NOTE_LINE_NUMBER): Exterminate.
17890 (NOTE_LINE_KIND): New.
17891 (NOTE_INSN_BASIC_BLOCK_P): Update.
17892 (enum insn_note): Simplify.
17893 (GET_NOTE_INSN_NAME) Simplify.
17894 (emit_note_before, emit_note_after, emit_note): Update prototype.
17895 (squeeze_notes): Remove.
17896 * sched-int.h (NOTE_NOT_BB_P): Update.
17897 * resource.c (mark_target_live_regs): Update.
17898 * sched-rgn.c (debug_dependencies): Update.
17899 * sched-vis.c (print_insn): Update.
17900 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17901 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17902 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17903 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17904 (split_branches): Update.
17905 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17907 (sh_adjust_unroll_max): Exterminate.
17908 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17909 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17910 (m68hc11_reorg): Likewise.
17911 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17912 (emit_predicate_relation_info): Update.
17913 (process_for_unwind_directive): Update.
17914 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17915 (output_call): Update.
17916 * config/pa/pa.c (output_lbranch): Update.
17917 (output_millicode_call): Update.
17918 (output_call): Update.
17919 (pa_combine_instructions): Update.
17920 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17921 * config/bfin/bfin.c (gen_one_bundle): Update.
17922 * cfgrtl.c (can_delete_note_p): Update.
17923 (delete_insn): Update.
17924 (rtl_merge_blocks): Update.
17925 (commit_one_edge_insertion): Update.
17926 (rtl_verify_flow_info): Update.
17927 * stmt.c (expand_case): Do not call squeeze_notes.
17929 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17936 * c.opt (Wtype-limits): New.
17937 * doc/invoke.texi (Wtype-limits): Document it.
17938 (Wextra): Enabled by -Wextra.
17939 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17940 * c-common.c (shorten_compare): Warn with Wtype-limits.
17942 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17944 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17945 inlined function, not as a macro.
17946 (_mm_alignr_pi8): Ditto.
17947 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17948 (_mm_inserti_si64): Ditto.
17949 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17950 (_mm_extract_epi16): Ditto.
17951 (_mm_insert_epi16): Ditto.
17952 (_mm_shufflehi_epi16): Ditto.
17953 (_mm_shufflelo_epi16): Ditto.
17954 (_mm_shuffle_epi32): Ditto.
17955 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17956 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17958 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17960 (_m_to_float): Use C89 compatible assignment.
17962 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17965 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17967 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17970 * doc/invoke.texi (Wreturn-type): Complete description.
17971 (Wextra): Delete item about return-type warning.
17972 * c-decl.c: Delete redundant Wextra warning.
17974 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17977 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17978 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17979 inlined function, not as a macro.
17980 (_mm_prefetch): Ditto.
17981 (_m_pextrw): Ditto.
17982 (_mm_insert_pi16): Ditto.
17983 (_m_pinsrw): Ditto.
17984 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17985 (_m_pshufw): Ditto. Add const to __N argument.
17986 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17987 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17988 (_mm_slli_epi32): Ditto.
17989 (_mm_srli_si128): Implement as always inlined function, not as a
17990 macro. Add __inline to function declaration.
17991 (_mm_slli_si128): Ditto.
17993 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17995 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17996 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17998 (struct fenv): New structure.
17999 (FP_HANDLE_EXCEPTIONS): New define.
18000 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
18001 (_FP_DECL_EXP): New define.
18002 (FP_INIT_ROUNDMODE): New define.
18003 (FP_ROUNDMODE): New define.
18005 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18007 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
18008 (Wconversion): Update description.
18009 (Wconversion-sign): New.
18010 * c.opt (Wconversion-sign): New.
18011 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
18012 means disabled for C++. Otherwise, take the status of Wconversion.
18013 * c-common.c (conversion_warning): Warn with either Wconversion or
18015 (warnings_for_convert_and_check): Conditions are already checked by
18016 conversion_warning.
18017 (convert_and_check): Don't check warnings if the conversion failed.
18019 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
18020 Anatoly Sokolov <aesok@dol.ru>
18022 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
18023 avr_epilogue_uses) : Add declaration.
18024 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
18025 * config/avr/constraints.md (R): New constraint.
18026 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
18027 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
18028 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
18029 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
18030 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
18031 call_prologue_saves, epilogue_restores, return_from_epilogue,
18032 return_from_main_epilogue, return_from_interrupt_epilogue,
18033 return_from_naked_epilogue, prologue, epilogue): New patterns.
18034 (jump): Handle symbol reference.
18035 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
18036 avr_output_function_prologue, avr_output_function_epilogue): Remove
18038 (avr_init_machine_status, expand_prologue, expand_epilogue,
18039 avr_asm_function_end_prologue, avr_epilogue_uses,
18040 avr_asm_function_begin_epilogue): New functions.
18041 (prologue_size, epilogue_size, jump_tables_size): Remove global
18043 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
18044 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
18045 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
18046 (avr_override_options): Initialise init_machine_status.
18047 (output_movhi): Handle all stack pointer loads.
18048 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
18049 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
18050 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
18051 (EPILOGUE_USES) Redefine.
18052 (machine_function) Declare.
18054 2007-05-19 Richard Sandiford <richard@codesourcery.com>
18056 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
18057 Use a single return statement.
18059 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18061 PR middle-end/30250
18062 * builtins.c (do_mpfr_lgamma_r): New.
18063 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
18064 * tree.h (CASE_FLT_FN_REENT): New.
18066 2007-05-18 Geoffrey Keating <geoffk@apple.com>
18068 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
18069 (output_die): Use 'unsigned long' with %x.
18070 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
18071 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
18072 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
18074 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
18076 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
18081 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
18082 true if function has no argument.
18084 2007-05-18 DJ Delorie <dj@redhat.com>
18086 * config/mips/mips.c (mips_offset_within_alignment_p): New.
18087 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
18089 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18091 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
18092 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
18093 count_trailing_zeros.
18094 (__i386__): Implement count_leading_zeros using __builtin_clz().
18095 Implement count_trailing_zeros usign __builtin_ctz().
18097 2007-05-18 Richard Sandiford <richard@codesourcery.com>
18099 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
18101 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18103 PR middle-end/31344
18104 * expr.c (emit_move_change_mode): Change mode of push operands here.
18106 2007-05-17 Ian Lance Taylor <iant@google.com>
18108 PR tree-optimization/31953
18109 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
18110 Change all callers.
18111 (set_value_range_to_null): Call set_value_range_to_value.
18112 (extract_range_from_comparison): Likewise.
18114 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18116 * toplev.c (print_version): Output GMP/MPFR version info.
18118 * builtins.c (CASE_MATHFN_REENT): New macro.
18119 (mathfn_built_in): Use it.
18120 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
18121 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
18122 BUILT_IN_LGAMMAL_R): New.
18123 * doc/extend.texi: Document new builtins.
18125 PR middle-end/31796
18126 * builtins.c (do_mpfr_remquo): New.
18127 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
18128 (fold_builtin_3): Handle BUILT_IN_REMQUO.
18130 PR middle-end/30251
18131 * builtins.c (fold_builtin_1): Handle y0, y1.
18132 (fold_builtin_2): Handle yn.
18134 PR middle-end/30251
18135 * builtins.c (do_mpfr_bessel_n): New.
18136 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
18137 (fold_builtin_2): Handle BUILT_IN_JN.
18139 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
18142 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
18143 TYPE_PRECISION (intmax_type_node).
18145 2007-05-17 Steve Ellcey <sje@cup.hp.com>
18148 * reload.c (subst_reloads): Remove checking.
18150 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18152 PR rtl-optimization/31691
18153 * combine.c (simplify_set): Build a new src pattern instead of
18154 substituting its operands in the COMPARE case.
18156 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
18158 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
18159 (execute_vrp): Preserve loops through jump threading.
18160 * tree-ssa-threadupdate.c (thread_single_edge,
18161 dbds_continue_enumeration_p, determine_bb_domination_status,
18162 thread_through_loop_header): New functions.
18163 (create_edge_and_update_destination_phis,
18164 create_edge_and_update_destination_phis): Set loops for the new blocks.
18165 (prune_undesirable_thread_requests): Removed.
18166 (redirect_edges): Do not pretend that redirect_edge_and_branch can
18168 (thread_block): Do not call prune_undesirable_thread_requests.
18170 (mark_threaded_blocks): Select edges to thread here.
18171 (thread_through_all_blocks): Take may_peel_loop_headers argument.
18172 Thread edges through loop headers independently.
18173 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
18174 * tree-pass.h (TODO_mark_first_instance): New.
18175 (first_pass_instance): Declare.
18176 * cfghooks.c (duplicate_block): Put the block to the original loop
18177 if copy is not specified.
18178 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
18179 jump threading. Pass may_peel_loop_headers to
18180 thread_through_all_blocks according to first_pass_instance.
18181 * cfgloop.h (create_preheader): Declare.
18182 * tree-flow.h (thread_through_all_blocks): Declaration changed.
18183 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
18184 * passes.c (first_pass_instance): New variable.
18185 (next_pass_1): Set TODO_mark_first_instance.
18186 (execute_todo): Set first_pass_instance.
18188 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
18190 PR tree-optimization/24659
18191 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
18192 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
18193 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
18194 OTI_vec_pack_ufix_trunc.
18195 (vec_unpacks_float_hi_optab): Define new macro.
18196 (vec_unpacks_float_lo_optab): Ditto.
18197 (vec_unpacku_float_hi_optab): Ditto.
18198 (vec_unpacku_float_lo_optab): Ditto.
18199 (vec_pack_sfix_trunc_optab): Ditto.
18200 (vec_pack_ufix_trunc_optab): Ditto.
18201 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
18202 and vec_pack_[s|u]fix_trunc_optab using
18203 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
18204 * tree-vectorizer.c (supportable_widening_operation): Handle
18205 FLOAT_EXPR and CONVERT_EXPR. Update comment.
18206 (supportable_narrowing_operation): New function.
18207 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
18208 * tree-vect-transform.c (vectorizable_conversion): Handle
18209 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
18210 (vect_gen_widened_results_half): Move before vectorizable_conversion.
18211 (vectorizable_type_demotion): Call supportable_narrowing_operation()
18212 to check for target support.
18213 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
18214 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
18215 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
18216 for VEC_PACK_FIX_TRUNC_EXPR.
18217 (expand_binop): Special case mode of the result for
18218 vec_pack_[u|s]fix_trunc_optab.
18219 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
18220 vec_pack_[u|s]fix_trunc_optab.
18222 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
18223 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
18224 * tree-pretty-print.c (dump_generic_node): Handle
18225 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
18226 VEC_PACK_FIX_TRUNC_EXPR.
18228 * expr.c (expand_expr_real_1): Ditto.
18229 * tree-inline.c (estimate_num_insns_1): Ditto.
18230 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18232 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
18233 (vec_unpacks_float_lo_v8hi): Ditto.
18234 (vec_unpacku_float_hi_v8hi): Ditto.
18235 (vec_unpacku_float_lo_v8hi): Ditto.
18236 (vec_unpacks_float_hi_v4si): Ditto.
18237 (vec_unpacks_float_lo_v4si): Ditto.
18238 (vec_pack_sfix_trunc_v2df): Ditto.
18240 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
18242 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
18243 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
18244 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
18245 [vec_pack_ufix_trunc]: Ditto.
18246 [vec_unpacks_float_hi]: Ditto.
18247 [vec_unpacks_float_lo]: Ditto.
18248 [vec_unpacku_float_hi]: Ditto.
18249 [vec_unpacku_float_lo]: Ditto.
18251 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
18253 * soft-fp/README: Update for new files.
18254 * soft-fp/floattisf.c: New file.
18255 * soft-fp/floattidf.c: New file.
18256 * soft-fp/floattitf.c: New file.
18257 * soft-fp/floatuntisf.c: New file.
18258 * soft-fp/floatuntidf.c: New file.
18259 * soft-fp/floatuntitf.c: New file.
18260 * soft-fp/fixsfti.c: New file.
18261 * soft-fp/fixdfti.c: New file.
18262 * soft-fp/fixtfti.c: New file.
18263 * soft-fp/fixunssfti.c: New file.
18264 * soft-fp/fixunsdfti.c: New file.
18265 * soft-fp/fixunstfti.c: New file.
18266 * soft-fp/extendxftf.c: New file.
18267 * soft-fp/trunctfxf.c: New file.
18269 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
18270 (__trunctfxf2): Ditto.
18272 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
18273 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
18274 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
18275 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
18276 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
18277 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
18279 * config/i386/t-fprules-softfp64: New file.
18280 * config/i386/sfp-machine.h: New file.
18281 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
18282 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
18283 and soft-fp/t-softfp to tmake_file.
18284 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
18285 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
18287 * config/i386/t-linux64 (softfp_wrap_start): New.
18288 (softfp_wrap_end): New.
18289 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
18290 supported for TARGET_64BIT.
18292 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18294 * c-common.c (c_common_signed_or_unsigned_type): Emulate
18295 c_common_unsigned_type behavior.
18297 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
18299 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
18302 2007-05-16 Eric Christopher <echristo@apple.com>
18304 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
18305 saving after stack push. Set sp_offset whenever we push.
18306 (rs6000_emit_epilogue): Move altivec register restore before
18309 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18311 * configure.ac: Allow sysroots to be relocated under $prefix as
18312 well as $exec_prefix.
18313 * configure: Regenerate.
18315 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18319 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18321 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18322 (gcc_tooldir): Likewise.
18323 * configure: Regenerate.
18324 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18325 old configure.ac gcc_tooldir setting.
18326 (prefix_to_exec_prefix): New variable.
18327 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18328 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18330 2007-05-14 Janis Johnson <janis187@us.ibm.com>
18332 * c-typeck.c (build_binary_op): Return early for error.
18334 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
18336 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
18337 struct nb_iter_bound.
18338 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
18339 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
18340 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
18341 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
18342 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
18343 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
18344 (del_scev_info): Use ggc_free.
18345 (scev_initialize): Allocate scalar_evolution_info in gc memory.
18346 * loop-init.c: Include ggc.h.
18347 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
18348 (loop_optimizer_finalize): Use ggc_free.
18349 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
18350 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
18351 pass_iv_optimize): Add TODO_ggc_collect.
18352 * function.h (struct function): Remove skip marker from
18354 * cfgloop.c: Include ggc.h.
18355 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
18357 (establish_preds): Vector superloops is gc allocated.
18358 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
18360 (flow_loops_find): Vector larray is gc allocated.
18361 (loop_exit_free): Use ggc_free.
18362 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
18363 that head of exits list is now not a part of struct loop.
18364 (record_loop_exits): Allocate exits table in gc memory.
18365 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
18366 that head of exits list is now not a part of struct loop.
18367 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
18368 struct loop_exit): Add GTY marker.
18369 (struct loop): Add GTY marker. Make superloops vector gc allocated.
18370 Add skip marker to aux field. Make head of exits list a separate
18372 (struct loops): Add GTY marker. Make larray vector gc allocated.
18373 Add param marker to exits table.
18374 (get_loops): Type changed.
18375 * Makefile.in (tree-scalar-evolution.o): Add
18376 gt-tree-scalar-evolution.h dependency.
18377 (cfgloop.o, loop-init.o): Add ggc.h dependency.
18378 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
18379 * basic-block.h (struct basic_block_def): Remove skip marker from
18382 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
18384 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
18385 of 0 in the call to expand_expr().
18386 (expand_builtin_mathfn_3): Ditto.
18387 (expand_builtin_interclass_mathfn): Ditto.
18388 (expand_builtin_cexpi): Ditto.
18389 (expand_builtin_int_roundingfn): Ditto.
18390 (expand_builtin_int_roundingfn_2): Ditto.
18391 (expand_builtin_pow): Ditto.
18392 (expand_builtin_powi): Ditto.
18393 (expand_builtin_bswap): Ditto.
18394 (expand_builtin_unop): Ditto.
18395 (expand_builtin_fabs): Ditto.
18396 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
18397 the call to expand_expr().
18398 (expand_builtin_sync_operation): Ditto.
18399 (expand_builtin_compare_and_swap): Ditto.
18400 (expand_builtin_lock_test_and_set): Ditto.
18401 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
18402 instead of 0 in the call to expand_expr().
18403 (expand_builtin_extract_return_addr): Ditto.
18404 (expand_builtin_eh_return): Ditto.
18405 (expand_eh_return): Ditto.
18406 * explow.c (expr_size): Ditto.
18407 * expr.c (optimize_bitfield_assignment_op): Ditto.
18408 (expand_assignement): Ditto.
18409 (store_expr): Ditto.
18410 (store_field): Ditto.
18411 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
18412 the call to expand_expr().
18413 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
18414 in the call to expand_expr().
18415 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
18416 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
18417 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
18419 * optabs.c (expand_vec_shift_expr): Ditto.
18420 (expand_vec_cond_expr): Ditto.
18421 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
18422 call to expand_expr().
18423 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
18424 in the call to expand_expr().
18426 2007-05-14 Dave Korn <dave.korn@artimi.com>
18428 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
18430 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
18432 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
18433 instead of c_common_unsigned_type.
18434 (c_common_unsigned_type): Remove.
18435 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
18436 c_common_unsigned_type.
18437 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
18438 c_common_unsigned_type.
18439 * c-common.h (c_common_unsigned_type): Remove.
18440 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
18441 c_common_unsigned_type.
18442 * c-format.c (check_format_types): Use unsigned_type_for instead of
18443 c_common_unsigned_type.
18444 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18445 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
18446 of c_common_unsigned_type.
18447 * convert.c (convert_to_integer): Use unsigned_type_for instead of
18448 lang_hooks.types.unsigned_type.
18449 * expmed.c (make_tree): Use unsigned_type_for instead of
18450 lang_hooks.types.unsigned_type.
18451 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
18452 lang_hooks.types.unsigned_type.
18453 (build_range_check): Likewise.
18454 (fold_unary): Likewise.
18455 (fold_binary): Likewise.
18456 (fold_ternary): Likewise.
18457 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18458 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18459 * tree.c (get_unsigned_type): New.
18460 (unsigned_type_for): Use get_unsigned_type instead of
18461 lang_hooks.types.unsigned_type.
18463 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18465 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18466 to m68k_get_function_kind. Update its prototype.
18467 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18469 (m68k_interrupt_function_p): Return enum m68k_function_type
18470 instead of bool. Rename to m68k_get_function_kind.
18471 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18472 target is not fido.
18473 (m68k_compute_frame_layout): Don't mark any register for save
18474 if an interrupt_thread attribute is specified.
18475 (m68k_hard_regno_rename_ok): Update a use of
18476 m68k_interrupt_function_p.
18477 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18478 m68k_interrupt_function_p.
18479 (m68k_function_type): New.
18480 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18481 for a function with an interrupt_thread attribute.
18482 * doc/extend.texi: Document the interrupt_thread attribute.
18484 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18486 Fix PR tree-optimization/31911
18487 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18488 if they didn't change the expression.
18490 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18492 * tree-scalar-evolution.c (resolve_mixers): Exported.
18493 * tree-scalar-evolution.h (resolve_mixers): Declare.
18494 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18495 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18496 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18497 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18498 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18499 strip_conversion, analyze_offset_expr, address_analysis,
18500 object_analysis, analyze_offset): Removed.
18501 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18502 split_constant_offset, canonicalize_base_object_address,
18503 object_address_invariant_in_loop_p, disjoint_objects_p,
18504 dr_may_alias_p, dr_address_invariant_p): New functions.
18505 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18506 and dr_analyze_alias.
18507 (initialize_data_dependence_relation): Use dr_may_alias_p
18508 and object_address_invariant_in_loop_p.
18509 (compute_self_dependence): Handle the case when
18510 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18511 (find_data_references_in_stmt): Restrict the analysis of data
18512 references to the given loop nest.
18513 (find_data_references_in_loop): Made static. Pass loop nest to
18514 find_data_references_in_stmt.
18515 (compute_data_dependences_for_loop): Use DR_VOPS.
18516 (free_data_ref): Free DR_VOPS.
18517 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18518 (struct innermost_loop_behavior): ... new.
18519 (struct base_object_info): Replaced by ...
18520 (struct indices): ... new.
18521 (struct dr_alias): New.
18522 (enum data_ref_type): Removed.
18523 (struct data_reference): Consist of struct innermost_loop_behavior,
18524 struct indices and struct dr_alias.
18525 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18526 (DR_MEMTAG): Renamed to ...
18527 (DR_SYMBOL_TAG): ... this.
18528 (find_data_references_in_loop): Declaration removed.
18529 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18530 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18531 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18532 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18534 2007-05-13 Revital Eres <eres@il.ibm.com>
18536 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18537 which walks virtual def-use chains to find redundant stores.
18538 (dse_optimize_stmt): Call it.
18540 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18542 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18543 * passes.c (init_optimization_passes): Move pass_jump_bypass
18546 * basic-block.h (bb_has_eh_pred): Fix style issue.
18548 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18550 PR rtl-optimization/31848
18551 * loop-invariant.c (move_invariant_reg): If we move an insn
18552 with a REG_EQUAL note, and that insn is not always executed,
18553 remove the REG_EQUAL note.
18555 2007-05-12 Richard Guenther <rguenther@suse.de>
18557 PR tree-optimization/31797
18558 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18559 propagate into a stmt that has volatile ops.
18561 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18563 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18564 (gcc_tooldir): Likewise.
18565 * configure: Regenerate.
18566 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18567 old configure.ac gcc_tooldir setting.
18568 (prefix_to_exec_prefix): New variable.
18569 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18570 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18572 2007-05-11 Silvius Rus <rus@google.com>
18574 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18575 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18576 * c-common.h (strict_aliasing_warning): Change return type.
18577 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18578 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18579 (build_c_cast): Condition call to strict_aliasing_warning.
18580 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18581 * flags.h (set_Wstrict_aliasing): Declare.
18582 * opts.c (set_Wstrict_alising): Define, add call to.
18583 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18584 * tree-ssa-alias-warnings.c: New file.
18585 * tree-ssa-alias.c (compute_may_aliases): Add call to
18586 strict_aliasing_warning_backend.
18588 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18590 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18591 Use loop_depth and loop_outer accessor functions.
18592 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18593 determine_invariantness_stmt, move_computations_stmt): Ditto.
18594 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18595 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18596 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18597 * tree-scalar-evolution.c (interpret_loop_phi,
18598 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18599 instantiate_parameters_1, scev_const_prop): Ditto.
18600 * cfghooks.c (make_forwarder_block): Ditto.
18601 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18602 * modulo-sched.c (loop_canon_p): Ditto.
18603 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18604 slpeel_can_duplicate_loop_p): Ditto.
18605 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18606 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18607 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18608 cancel_loop, verify_loop_structure): Ditto.
18609 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18610 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18611 superloops vector instead of "pred" array.
18612 (establish_preds): Take father loop as an argument. Initialize the
18614 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18615 Do not initialize loop->outer.
18616 (flow_loop_tree_node_remove): Truncate the superloops vector.
18617 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18618 "pred" merged to "superloops" vector.
18619 (loop_depth, loop_outer): New.
18620 (fel_init): Use loop_outer.
18622 2007-05-11 Jan Hubicka <jh@suse.cz>
18624 * cgraphunit.c: Include gt-cgraphunit.h
18625 (static_ctors, static_dtors): New static vars.
18626 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18627 based on implementation in c-common.c
18628 (cgraph_finalize_function): Call record_cdtor_fn.
18629 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18630 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18631 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18632 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18633 build_cdtor, c_build_cdtor_fns): Remove.
18634 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18635 c_build_cdtor_fns): Remove prototype.
18637 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18640 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18641 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18642 * builtins.c (fold_builtin_memchr): New.
18643 (expand_builtin_memchr): Call the latter.
18644 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18645 * doc/extend.texi ([Other built-in functions provided by GCC]):
18648 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18650 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18651 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18652 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18653 PFPO_OP1_TYPE_SHIFT): Constants added.
18654 (DFP_ALL): Mode macro defined.
18655 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18656 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18657 Insn definitions added.
18658 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18659 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18662 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18664 PR tree-optimization/31885
18665 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18666 NULL_TREE to be undetermined.
18667 (automatically_generated_chrec_p): Return false for NULL.
18669 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18671 * config/bfin/bfin.h (MOVE_RATIO): Define.
18673 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18675 * config.gcc (sparc-wrs-vxworks): New target.
18676 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18677 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18678 * config/sparc/sparc.h: Include vxworks-dummy.h.
18679 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18680 include LABEL_REFs too.
18681 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18682 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18684 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18686 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18687 (sparc_emit_call_insn): New function.
18688 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18689 functions when generating VxWorks PIC.
18690 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18691 (call, call_value): Use sparc_emit_call_insn instead of
18694 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18696 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18698 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18700 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18701 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18702 split_double instead of operand_subword.
18704 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18706 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18707 * config/bfin/bfin.c (bfin_local_alignment): New function.
18708 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18710 2007-05-08 Chao-ying Fu <fu@mips.com>
18712 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18713 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18714 (smsub_widen_optab, umsub_widen_optab): Define.
18715 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18717 * genopinit.c (optabs): Fill in smsub_widen_optab and
18719 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18720 and umsub_widen_optab to implement multiply-subtract sequences.
18721 * config/mips/mips.md (*msac<u>_di): Rename to...
18722 (<u>msubsidi4): ...this. Extend condition to include
18723 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18724 of operand 0 to "ka" and use the three-operand form of msub<u>
18726 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18729 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18731 PR rtl-optimization/28011
18732 * reload.c (push_reload): Set dont_share if IN appears in OUT
18733 also when IN is a PLUS rtx.
18734 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18737 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18739 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18740 call unshare_all_decls.
18741 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18742 (unshare_all_decls): Remove.
18744 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18747 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18750 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18751 Nigel Stephens <nigel@mips.com>
18753 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18754 Update comments and all uses.
18755 (MIN_FPRS_PER_FMT): Define.
18756 * config/mips/mips.c (function_arg): Fix to correctly handle
18757 the -mips32r2 -mfp64 -mabi=32 case.
18758 (override_options): Enable use of odd-numbered registers for
18759 SFmode values on MIPS32.
18760 (mips_save_reg_p): Save whole floating-point register pair if
18761 either half is used.
18762 (compute_frame_size): Fix comment.
18764 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18766 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18767 argument of type bool.
18768 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18769 argument. Safely select temporary P register according to it.
18770 (do_link): Change call site of add_to_reg accordingly.
18771 (do_unlink): Add epilogue_p as a fourth argument and pass it
18773 (expand_interrupt_handler_epilogue): Change call of do_unlink
18775 (bfin_expand_prologue): Add a third argument sibcall_p.
18776 * config/bfin/bfin.md (epilogue): Change call of
18777 bfin_expand_epilogue accordingly.
18778 (sibcall_epilogue): Likewise.
18779 (eh_return_internal): Likewise.
18781 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18782 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18783 * config/bfin/bfin.c (bfin_handle_option): Handle
18784 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18785 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18786 Support bf534, bf536 and bf561.
18787 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18789 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18792 * config/i386/i386.c (ix86_function_regparm): Process local
18793 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18795 2007-05-07 Mike Stump <mrs@apple.com>
18797 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18798 also checks for and while statements in C++.
18800 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18802 * gcc.c (at_file_supplied): New variable.
18803 (main): Set it if we expanded argv.
18804 (do_spec_1): Pass an @-file to the linker if we were called with
18805 an @-file argument and HAVE_GNU_LD.
18806 * collect2.c (at_file_supplied): New variable.
18807 (response_file): New variable.
18808 (collect_exit): Unlink response_file if necessary.
18809 (handler): Likewise.
18810 (do_wait): Likewise.
18811 (main): Set at_file_supplied if we expanded argv.
18812 (collect_execute): Pass an @-file to subprocesses if we were called
18813 with an @-file argument.
18814 * configure.ac: Add define for HAVE_GNU_LD.
18815 * configure: Regenerate.
18816 * config.in: Regenerate.
18818 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18820 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18821 operand to HI mode.
18826 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18828 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18829 (TARGET_ENCODE_SECTION_INFO): Re-define.
18830 (m32c_encode_section_info): New
18831 (function_vector_handler): New
18832 (current_function_special_page_vector): New
18833 (m32c_special_page_vector_p): New.
18834 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18836 * config/m32c/jump.md: Added instruction JSRS for functions
18837 with attribute "function_vector".
18838 * doc/extend.texi (function_vector): Added description
18839 for M16C, M32C targets.
18841 2007-05-07 DJ Delorie <dj@redhat.com>
18844 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18845 ashrpsi3, lshrpsi3): Update shift count constraint.
18847 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18848 Nathan Froyd <froydnj@codesourcery.com>
18851 * c-incpath.c (add_path): Strip trailing path separators.
18853 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18855 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18856 Free dominance info before purging EH edges.
18857 (eliminate_degenerate_phis): Likewise.
18858 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18860 2007-05-07 Jan Hubicka <jh@suse.cz>
18862 * gimplify.c (gimplify_expr): Do not crash when folding
18863 (void *)(int)&a + 4.
18865 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18868 * c-opts.c (lang_fortran): Make it non static.
18869 * c-common.h (lang_fortran): New prototype.
18870 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18871 -lang-fortran option was passed by the driver.
18873 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18875 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18876 of ASSERT_CHECKING. Tweak message.
18878 2007-05-06 Revital Eres <eres@il.ibm.com>
18881 * loop-unroll.c (insert_var_expansion_initialization):
18882 Initialize the expansions with -zero instead of +zero.
18884 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18886 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18887 into pic and non-pic versions. Mark r19 as used for
18888 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18889 for tgd_load, tld_load and tie_load .
18890 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18891 version of tgd_load, tld_load and tie_load depending on the
18894 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18895 Jakub Jelinek <jakub@redhat.com>
18897 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18898 (__do_global_dtors_aux): Use more paranoid loop to run
18899 destructors if HIDDEN_DTOR_LIST_END.
18900 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18902 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18904 * varasm.c (align_variable): Don't increase alignment for
18905 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18906 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18908 2007-05-04 Josh Conner <jconner@apple.com>
18910 * basic-block.h (cdi_direction): Assign values to all enumeration
18912 (dom_computed): Remove.
18913 (dom_info_state): New.
18914 (set_dom_info_availability): New.
18915 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18916 walk_data.dom_direction.
18917 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18918 instead of dom_computed[].
18919 (split_edge): Likewise.
18920 (create_basic_block): Likewise.
18921 (merge_blocks): Likewise.
18922 * ifcvt.c (find_if_header): Likewise.
18923 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18924 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18925 * tree-ssa.c (verify_ssa): Likewise.
18926 * tree-cfg.c (tree_verify_flow_info): Likewise.
18927 (remove_edge_and_dominated_blocks): Likewise.
18928 * dominance.c (dom_computed): Make static.
18929 (calc_dfs_tree_nonrec): Change third param to a bool.
18930 (calc_dfs_tree): Change second param to a bool.
18931 (calc_idioms): Change second param to a bool. Use
18932 dom_convert_dir_to_idx.
18933 (init_dom_info): Validate dir before using.
18934 (dom_convert_dir_to_idx): New.
18935 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18936 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18937 (free_dominance_info): Use dom_convert_dir_to_idx.
18938 (get_immediate_dominator): Likewise.
18939 (set_immediate_dominator): Likewise.
18940 (get_dominated_by): Likewise.
18941 (redirect_immediate_dominators): Likewise.
18942 (nearest_common_denominator): Likewise.
18943 (dominated_by_p): Likewise.
18944 (bb_dom_dfs_in): Likewise.
18945 (bb_dom_dfs_out): Likewise.
18946 (recount_dominator): Likewise.
18947 (iterate_fix_dominators): Likewise.
18948 (add_to_dominance_info): Likewise.
18949 (delete_from_dominance_info): Likewise.
18950 (first_dom_son): Likewise.
18951 (next_dom_son): Likewise.
18952 (dom_info_available_p): Likewise.
18953 (dom_info_state): New.
18954 (set_dom_info_availability): New.
18956 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18958 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18960 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18962 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18964 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18965 (subdi3, subdi_carry): Delete.
18967 2007-05-04 Jan Hubicka <jh@suse.cz>
18968 Richard Guenther <rguenther@suse.de>
18970 * opts.c (decode_options): Do not fiddle with inlining
18971 parameters in case of optimizing for size.
18972 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18973 for size do nothing.
18974 (cgraph_decide_inlining_of_small_function): When optimizing for
18975 size never inline functions increasing caller size.
18976 (cgraph_early_inlining): Inline for size when optimizing for size.
18978 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18980 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18981 logical operations piecewise.
18982 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18983 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18984 subdi_sesidi_di): Delete.
18985 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18986 the generated sequence. Allow three-reg add in constraints. Rewrite
18987 the rtl expression for carry to avoid zero_extend of a constant.
18988 (sub_with_carry): New pattern.
18989 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18990 different sequence not involving jumps.
18991 (notbi): Now a named pattern.
18993 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18995 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18996 Add the note about a significant loss of accuracy of some
18997 mathematical routines when these options are used.
18999 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19001 * haifa-sched.c (rtx_vec_t): New typedef.
19002 (contributes_to_priority_p): Extract piece of priority () into new
19004 (priority): Use the function. Add assertion.
19005 (rank_for_schedule, set_priorities): Add assertion to check that
19006 insn's priority is initialized.
19007 (clear_priorities, calc_priorities): Change signature. Make it update
19008 all relevant insns. Update all callers ('add_to_speculative_block ()'
19009 and 'create_block_check_twin ()').
19010 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
19011 Add new field 'priority_status'.
19012 (INSN_PRIORITY_STATUS): New macro.
19013 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
19015 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19017 * sched-ebb.c (debug_ebb_dependencies): New static function.
19018 (init_ready_list): Use it.
19020 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
19021 with changed signature and 'debug_rgn_dependencies ()'.
19022 (debug_rgn_dependencies): New static function.
19023 (init_ready_list): Use it.
19025 * sched-int.h (debug_dependencies): Declare.
19027 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19029 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
19031 2007-05-04 Dirk Mueller <dmueller@suse.de>
19033 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
19035 2007-05-03 Jan Hubicka <jh@suse.cz>
19037 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
19038 ((T1)X op (T1)Y), for pointer type in more cases than before.
19040 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
19042 * tree-object-size.c (plus_expr_object_size): When operand size is
19043 unknown, return unknown.
19045 2007-05-03 Dirk Mueller <dmueller@suse.de>
19047 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
19049 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
19052 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
19054 2007-05-03 Janis Johnson <janis187@us.ibm.com>
19056 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
19058 2007-05-03 Joseph Myers <joseph@codesourcery.com>
19060 * config/soft-fp/double.h, config/soft-fp/extended.h,
19061 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
19062 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
19063 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
19064 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
19067 2007-05-03 Ian Lance Taylor <iant@google.com>
19069 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
19070 MASK_PPC_GFXOPT for 8540 or 8548.
19072 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19074 * tree-vect-transform.c (vect_update_inits_of_drs): Use
19075 vect_print_dump_info() to output debug information.
19077 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19080 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
19081 operands of size 2 when operand is not MEM_P.
19083 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19085 PR tree-optimization/30565
19086 * lambda-code.c (perfect_nestify): Fix updating of dominators.
19088 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
19090 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
19091 (umulsi3_highpart): Use them.
19092 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
19093 for final accumulator to D regisster tranfser.
19095 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
19097 PR tree-optimization/31699
19098 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
19100 (vect_enhance_data_refs_alignment): Compute peel amount using
19101 TYPE_VECTOR_SUBPARTS instead of vf.
19102 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
19104 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
19107 * system.h: Remove inclusion of double-int.h
19108 * tree.h: Include double-int.h
19109 * gengtype.c: Likewise
19110 * cfgloop.h: Likewise
19111 * Makefile.in: Adjust dependencies on double-int.h
19113 2007-05-02 Eric Christopher <echristo@apple.com>
19115 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
19116 -shared to -Zdynamiclib.
19118 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
19121 * c-common.c (strip_pointer_or_array_types): New function.
19122 * c-common.h (strip_pointer_or_array_types): New function declaration.
19124 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19126 PR tree-optimization/31771
19127 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
19129 2007-05-02 Paul Brook <paul@codesourcery.com>
19131 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
19133 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
19135 PR middle-end/29715
19136 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
19139 2007-05-02 Nick Clifton <nickc@redhat.com>
19141 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
19143 2007-05-02 Richard Guenther <rguenther@suse.de>
19145 PR tree-optimization/31146
19146 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
19147 argument, single_use_p. If we have a single use that is
19148 a conversion to the definition rhs type, propagate that rhs.
19149 (forward_propagate_addr_expr): Pass single_use_p argument
19150 to forward_propagate_addr_expr_1.
19152 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
19154 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
19157 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19159 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
19160 'AMD Family 10 core'.
19162 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19164 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
19165 and athlon64-sse3 as improved versions of k8, opteron and athlon64
19166 with SSE3 instruction set support.
19167 * doc/invoke.texi: Likewise.
19169 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19171 * config/i386/i386.c (override_options): Tuning 32-byte loop
19172 alignment for amdfam10 architecture. Increasing the max loop
19173 alignment to 24 bytes.
19175 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
19177 * config/m68k/constraints.md: New.
19178 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
19179 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19180 EXTRA_CONSTRAINT): Remove.
19181 * config/m68k/m68k.md: Include constraints.md.
19182 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
19184 2007-05-01 Ian Lance Taylor <iant@google.com>
19186 PR tree-optimization/31739
19187 * tree-vrp.c (vrp_val_is_max): New static function.
19188 (vrp_val_is_min): New static function.
19189 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
19191 (set_value_range): Use vrp_val_is_{max,min}.
19192 (extract_range_from_assert): Likewise.
19193 (extract_range_from_binary_expr): Likewise.
19194 (extract_range_from_unary_expr): Likewise.
19195 (dump_value_range, vrp_meet): Likewise.
19196 (vrp_visit_phi_node): Likewise.
19197 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
19199 2007-05-01 Mark Mitchell <mark@codesourcery.com>
19201 * config/i386/gmon-sol2.c (size_t): New type.
19202 (intptr_t): Likewise.
19203 (s_textsize): Declare as size_t.
19205 (monstartup): Use size_t for sizes.
19206 (_mcount): Save and restore registers.
19207 (internal_mcount): Pass 0 as the first argument to monstartup
19209 (moncontrol): Convert pointer to appropriately sized integer
19210 before passing to profil.
19212 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19214 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
19215 __NO_FPRS__, not just if _SOFT_DOUBLE.
19216 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
19217 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
19218 also for E500 double.
19219 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
19220 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
19223 2007-05-01 Richard Guenther <rguenther@suse.de>
19225 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
19228 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19230 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
19232 2007-05-01 Jan Hubicka <jh@suse.cz>
19234 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
19237 2007-05-01 Jan Hubicka <jh@suse.cz>
19239 * tree.h (maybe_fold_offset_to_component_ref): Remove.
19240 (maybe_fold_offset_to_reference): Declare.
19241 * fold-const.c (fold_unary): Do not fold
19242 (type *)&A into &A->field_of_type_and_offset_0
19243 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
19244 size is unknown, give up.
19245 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
19247 (maybe_fold_offset_to_reference): New.
19248 (maybe_fold_stmt_indirect): Use it.
19249 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
19250 * gimplify.c (gimplify_conversion): Canonicalize conversions to
19252 (gimplify_expr): Likewise for plus_expr.
19254 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
19256 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
19257 bsi_after_labels. Always insert statements before bsi.
19258 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
19259 * predict.c (apply_return_prediction): Check for empty blocks.
19260 * cfgexpand.c (lab_rtx_for_bb): New variable.
19261 (label_rtx_for_bb): Do not create new tree labels.
19262 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
19263 (tree_expand_cfg): Initialize lab_rtx_for_bb.
19264 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
19266 (label_for_bb): Add field used.
19267 (update_eh_label, main_block_label): Mark the label used.
19268 (cleanup_dead_labels): Remove unused labels.
19270 2007-05-01 Richard Guenther <rguenther@suse.de>
19272 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
19273 if it is not about to be set.
19274 (get_value_range): Do not pre-allocate equiv bitmap.
19275 (update_value_range): No need to clear equiv field.
19276 (add_equivalence): Change prototype to get bitmap pointer.
19277 Allocate bitmap here if it is not already.
19278 (extract_range_from_assert): Do not allocate bitmap here.
19279 Update callers to add_equivalence.
19280 (extract_range_from_ssa_name): Likewise.
19281 (get_vr_for_comparison): New static helper.
19282 (compare_name_with_value): Handle NULL equiv bitmap by
19283 peeling the first iteration of the comparison loop.
19284 Use get_vr_for_comparison.
19285 (compare_names): Handle NULL equiv bitmaps by using fake
19286 ones. Use get_vr_for_comparison.
19288 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
19290 * double-int.c (mpz_set_double_int): Moved from
19291 tree-ssa-loop-niter.c.
19292 (mpz_get_double_int): Likewise; also, add option to wrap
19293 out-of-range integers.
19294 * double-int.h: New prototypes for above.
19295 * tree.c (get_static_type_bounds): Moved from
19296 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
19297 TYPE_MAX_VALUE if they exist..
19298 * tree.h: New prototype for above.
19299 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
19300 get_type_bounds calls.
19301 (mpz_set_double_int): Move to double-int.c.
19302 (get_type_bounds): Move to tree.c, rename to
19303 get_static_type_bounds.
19304 (mpz_to_double_int): Move to double-int.c, rename to
19305 mpz_get_double_int.
19307 2007-04-30 Bob Wilson <bob.wilson@acm.org>
19309 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
19310 DIV0 exception can fall through to a normal return.
19312 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
19314 PR middle-end/22156
19315 Temporarily revert:
19316 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19317 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19318 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19319 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19320 initialize align to silence bogus warning.
19321 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19322 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19324 (struct sra_walk_fns): Remove use_all parameter from use.
19325 (sra_hash_tree): Handle BIT_FIELD_REFs.
19326 (sra_elt_hash): Don't hash bitfld blocks.
19327 (sra_elt_eq): Skip them in parent compares as well. Handle
19329 (sra_walk_expr): Don't maintain or pass down use_all_p.
19330 (scan_use): Remove use_all parameter.
19331 (scalarize_use): Likewise. Re-expand assignment to
19332 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19333 output, and re-scalarize after output. Don't mark anything
19335 (scalarize_ldst): Adjust.
19336 (scalarize_walk_gimple_modify_statement): Likewise.
19337 (build_element_name_1): Handle BIT_FIELD_REFs.
19338 (instantiate_element): Don't warn for any element whose parent
19339 is used as a whole.
19340 (instantiate_missing_elements_1): Return the sra_elt.
19341 (canon_type_for_field): New.
19342 (try_instantiate_multiple_fields): New.
19343 (instantiate_missing_elemnts): Use them.
19344 (mark_no_warning): Removed.
19345 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19346 (REPLDUP, sra_build_elt_assignment): New.
19347 (generate_copy_inout): Use them.
19348 (generate_element_copy): Likewise. Handle bitfld differences.
19349 (generate_element_zero): Don't recurse for blocks. Use
19350 sra_build_elt_assignment.
19351 (generate_one_element_int): Take elt instead of var. Use
19352 sra_build_elt_assignment.
19353 (generate_element_init_1): Adjust.
19354 (scalarize_use, scalarize_copy): Use REPLDUP.
19355 (scalarize_ldst): Move assert before dereference.
19356 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19358 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
19361 * tree.c (reconstruct_complex_type): Reconstruct a reference
19363 Also use the same mode for the pointer as the old pointer type.
19365 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19367 * doc/trouble.texi (Interoperation): Remove note about Ultrix
19370 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
19372 PR rtl-optimization/31676
19373 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
19374 (df_refs_record): Call it.
19376 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19378 * rtl.def (SS_ABS): New code.
19379 * config/bfin/bfin.c (print_operand): New modifier 'v'.
19380 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
19381 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
19382 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
19383 (bfin_init_builtins): Define them.
19384 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
19385 (bfin_expand_builtin): ... and handle the others here.
19386 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
19387 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
19388 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
19389 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
19390 operand is only HImode.
19392 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
19394 * regclass.c (scan_one_insn): Remove splitting of
19397 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
19398 Nigel Stephens <nigel@mips.com>
19400 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
19402 2007-04-28 Jan Hubicka <jh@suse.cz>
19404 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
19405 insn_locators_alloc instead of insn_locators_initialize;
19406 call reset_block_changes.
19407 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19408 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
19409 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
19410 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
19411 * config/score/score.c (th_output_mi_thunk): Likewise.
19412 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
19413 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
19414 tolerate uninitialized locator info.
19417 * function.c (init_function_start): Don't init line number info.
19418 (expand_function_end): Update.
19419 (reset_block_changes, record_block_change, finalize_block_changes,
19420 check_block_change, free_block_changes): Kill.
19421 * function.h (reset_block_changes, record_block_change,
19422 finalize_block_changes, check_block_change, free_block_changes):
19424 (struct function): Remove ib_boundaries_block.
19425 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19426 Use curr_insn_locator to initialize locator.
19427 (emit_line_note): Remove.
19428 * cfgexpand.c (expand_gimple_cond_expr): Update.
19429 (construct_exit_block): Likewise.
19430 (tree_expand_cfg): Initialize/finalize locators.
19431 * expr.c (expand_expr_real): Update.
19432 * cfglayout.c (line_locators_locs, line_locators_lines,
19433 file_locators_locs, file_locators_files): Remove.
19434 (set_block_levels): Move to cfgexpand.c.
19435 (insn_locators_initialize): Remove.
19436 (pass_insn_locators_initialize): Remove.
19437 (locations_locators_locs, locations_locators_vals): New static vars.
19438 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19440 (insn_locators_alloc, insn_locators_finalize,
19441 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19443 (locator_location): New.
19444 (locator_line, locator_file): Rewrite.
19445 * rtl.h (emit_line_note): Kill.
19446 (insn_locators_alloc, insn_locators_finalize,
19447 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19449 * tree-inline.c (initialize_cfun): Do not initialize
19450 ib_boundaries_block.
19451 * passes.c (pass_insn_locators_initialize): Remove.
19453 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19455 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19456 info. Update last_basic_block correctly.
19458 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19461 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19462 register itself to hold the offset constant. Tell flow the use
19463 of r4 and r5 when they are used.
19465 2007-04-27 Richard Guenther <rguenther@suse.de>
19467 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19468 if we simplified anything.
19469 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19470 warnings until we did a simplification and the stmt was not
19471 marked as TREE_NO_WARNING.
19473 2007-04-27 Mike Stump <mrs@apple.com>
19475 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19477 2007-04-27 Ian Lance Taylor <iant@google.com>
19479 PR middle-end/31710
19480 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19481 TYPE_MAX_VALUE exist, convert them to the new type.
19483 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19485 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19486 if it claims to be available.
19487 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19488 edge is redirected.
19489 (perform_tree_ssa_dce): Always free postdominators.
19491 2007-04-27 Richard Henderson <rth@redhat.com>
19493 * config/alpha/predicates.md (aligned_memory_operand): Mark
19494 as define_special_predicate.
19495 (unaligned_memory_operand, normal_memory_operand): Likewise.
19496 (reg_or_unaligned_mem_operand): Remove.
19497 (any_memory_operand): Match the documentation and check for
19498 non-renumbered pseudos during reload.
19499 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19500 alpha_secondary_reload_class, update to new interface, make static.
19501 Handle CQImode like HImode. Remove FP subreg check.
19502 (alpha_expand_mov): Use replace_equiv_address.
19503 (alpha_expand_mov_nobwx): Use any_memory_operand.
19504 (TARGET_SECONDARY_RELOAD): New.
19505 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19506 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19507 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19508 * config/alpha/alpha.md: ... here.
19509 (RELOAD12, reloadmode): New.
19511 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19512 Don't handle the aligned case here.
19513 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19514 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19515 reload_inhi_help. Don't expect a scratch register.
19516 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19518 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19520 2007-04-27 Richard Guenther <rguenther@suse.de>
19522 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19524 2007-04-27 Richard Guenther <rguenther@suse.de>
19526 PR tree-optimization/30965
19527 PR tree-optimization/30978
19528 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19529 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19530 (find_equivalent_equality_comparison): Likewise.
19531 (simplify_cond): Likewise.
19532 (get_prop_source_stmt): New helper.
19533 (get_prop_dest_stmt): Likewise.
19534 (can_propagate_from): Likewise.
19535 (remove_prop_source_from_use): Likewise.
19536 (combine_cond_expr_cond): Likewise.
19537 (forward_propagate_comparison): New function.
19538 (forward_propagate_into_cond): Rewrite to use fold for
19540 (tree_ssa_forward_propagate_single_use_vars): Call
19541 forward_propagate_comparison to propagate comparisons.
19543 2007-04-27 Richard Guenther <rguenther@suse.de>
19545 PR tree-optimization/31715
19546 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19547 sure to do computation on the offset in an appropriate
19550 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19552 * reload.h (elimination_target_reg_p): Declare.
19553 * reload.c (find_reloads): Don't apply the reg_rtx move
19554 optimization if the SET_DEST satisfies elimination_target_reg_p.
19555 * reload1.c (elimination_target_reg_p): New function.
19556 (gen_reload): In the move/add2 fallback, make sure that op0
19557 does not overlap the destination register.
19559 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19561 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19562 transform only GIMPLE_MODIFY_STMTs.
19563 * tree-complex.c (expand_complex_operations_1): Ditto.
19564 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19565 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19566 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19568 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19569 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19570 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19571 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19572 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19573 slpeel_add_loop_guard): Ditto.
19574 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19575 * lambda-code.c (perfect_nestify): Ditto.
19576 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19577 before the first statement.
19578 * tree-optimize.c (execute_free_datastructures): Fix comments.
19579 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19580 * tree-flow.h (disband_implicit_edges): Declaration removed.
19581 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19583 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19584 COND_EXPRs without gotos.
19585 (disband_implicit_edges, has_label_p): Removed.
19586 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19587 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19589 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19591 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19592 also for COND_EXPRs.
19593 * cfgexpand.c (label_rtx_for_bb): New function.
19594 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19595 Use label_rtx_for_bb to find the labels.
19596 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19597 last block. Detect fallthru edges.
19599 2007-04-26 Ian Lance Taylor <iant@google.com>
19602 * reload.c (find_reloads_subreg_address): If the address was valid
19603 in the original mode but not in the new mode, reload the whole
19606 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19608 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19609 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19610 (cleanup_control_expr_graph): Do not invalidate dominance info.
19611 Record altered blocks.
19612 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19613 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19614 cleanup_tree_cfg_bb): New functions.
19615 (remove_forwarder_block): Do not maintain the worklist of blocks.
19616 Record altered blocks.
19617 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19618 not over whole cfg.
19619 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19620 delete_unreachable_blocks if dominators are not available.
19621 * tree-inline.c (optimize_inline_calls): Free dominance information
19623 * tree-flow.h (remove_edge_and_dominated_blocks,
19624 cfgcleanup_altered_bbs): Altered.
19625 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19627 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19629 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19630 do not invalidate dominators.
19632 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19634 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19635 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19636 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19637 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19639 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19641 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19643 2007-04-26 Richard Guenther <rguenther@suse.de>
19645 PR tree-optimization/31703
19646 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19647 the right type for the target of the bittest.
19649 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19651 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19652 ix86_sol10_return_in_memory.
19654 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19656 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19659 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19662 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19664 PR tree-optimization/30558
19665 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19666 clear this_state.prev_try.
19668 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19669 Mark Mitchell <mark@codesourcery.com>
19671 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19672 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19673 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19675 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19678 * doc/invoke.texi (%:print-asm-header): Document.
19679 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19681 (static_spec_functions): Add print-asm-header.
19682 (main): Print a banner before the --target-help linker options.
19683 (print_asm_header_spec_function): New function.
19685 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19688 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19689 (movsf_ie): Likewise.
19691 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19693 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19695 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19697 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19698 exception for divide-by-zero.
19699 (__umodsi3, __modsi3): Likewise.
19701 2007-04-25 Dirk Mueller <dmueller@suse.de>
19703 * c-typeck.c (build_compound_expr): Annotate warning()
19704 call with OPT_Wunused_value.
19705 * tree-ssa.c (warn_uninit): Annotate warning with
19707 * c-common.c (handle_sentinel_attribute): Annotate warning
19708 call with OPT_Wattributes.
19710 2007-04-25 Thiemo Seufer <ths@mips.com>
19712 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19713 (mips16): Fix typo.
19714 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19715 on to the assembler. Improve handling of -mno-mips16. Add handling
19716 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19717 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19718 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19719 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19721 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19724 * config/i386/winnt.c (i386_pe_file_end): Strip only
19725 USER_LABEL_PREFIX when writing export name.
19727 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19729 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19730 sh/elf.h, vx-common.h and vxworks.h.
19731 * config/sh/sh.h: Include config/vxworks-dummy.h.
19732 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19733 (OVERRIDE_OPTIONS): Use it.
19734 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19735 (vxworks_picreg): New pattern.
19736 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19737 VXWORKS_OS_CPP_BUILTINS.
19738 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19739 to their VXWORKS_* equivalents.
19740 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19741 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19742 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19743 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19744 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19745 -mrtp/-fPIC multilibs.
19746 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19747 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19748 (MULTILIB_OSDIRNAMES): Delete.
19750 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19753 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19755 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19757 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19758 rounding mode to be specified by the caller.
19759 (real_to_mpfr) Likewise.
19760 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19761 include new arguments.
19762 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19764 2007-04-24 Ian Lance Taylor <iant@google.com>
19766 PR tree-optimization/31605
19767 * tree-vrp.c (set_value_range): Check that min and max are not
19768 both overflow infinities.
19769 (set_value_range_to_value): New static function.
19770 (extract_range_from_binary_expr): Call set_value_range_to_value.
19771 (extract_range_from_cond_expr): Likewise.
19772 (extract_range_from_expr): Likewise.
19773 (extract_range_from_unary_expr): Likewise. Don't create a range
19774 which overflows on both sides.
19775 (vrp_meet): Check for a useless range.
19776 (vrp_visit_phi_node): If we see a constant which looks like an
19777 overflow infinity, turn off the TREE_OVERFLOW flag.
19779 2007-04-24 Ian Lance Taylor <iant@google.com>
19781 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19783 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19785 PR diagnostic/25923
19786 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19787 diagnostic message is being built.
19788 * tree-pretty-print.c (dump_generic_node): Only write the
19789 formatted text into BUFFER's stream if we are not building a
19790 diagnostic message.
19791 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19793 * Makefile.in (toplev.o): Depend on tree-pass.h.
19795 2007-04-24 Ian Lance Taylor <iant@google.com>
19797 PR tree-optimization/31602
19798 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19799 conditionals in the copied loop header.
19800 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19801 warnings if TREE_NO_WARNING is set.
19802 * doc/invoke.texi (Warning Options): Clarify that
19803 -Wstrict-overflow does not warn about loops.
19805 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19807 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19808 expand on the comment about _Decimal128 arguments and check the
19809 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19810 that _Decimal128 argument uses even/odd register pair.
19811 (function_arg): Ditto.
19813 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19815 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19816 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19818 2007-04-24 Richard Guenther <rguenther@suse.de>
19819 Olga Golovanevsky <olga@il.ibm.com>
19821 * fold-const.c (multiple_of_p): Check for bottom
19824 2007-04-24 Richard Henderson <rth@redhat.com>
19826 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19827 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19828 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19829 looking for non-zero bits shifted out. Avoid a recursive call
19830 when constructing the scalar.
19831 (__floatundisf): Likewise.
19833 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19835 * dwarf2out.c (field_byte_offset): Move the existing logic
19836 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19837 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19839 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19842 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19843 length argument of 0 for memset.
19844 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19845 unsigned shift instead of the signed variant.
19847 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19849 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19850 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19851 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19852 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19853 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19854 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19855 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19856 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19857 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19858 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19859 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19860 "mul<mode>3", "div<mode>3"): Insn definitions added.
19861 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19862 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19863 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19864 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19865 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19866 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19867 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19868 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19869 TARGET_FLOAT_FORMAT): Macro definitions removed.
19870 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19871 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19872 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19873 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19874 (s390_gen_rtx_const_DI): Function removed.
19875 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19877 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19879 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19880 over an external ffs function.
19882 2007-04-24 Chao-ying Fu <fu@mips.com>
19883 Richard Sandiford <richard@nildram.co.uk>
19885 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19886 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19887 (smadd_widen_optab, umadd_widen_optab): Define.
19888 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19890 * genopinit.c (optabs): Fill in smadd_widen_optab and
19892 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19893 and umadd_widen_optab to implement multiply-add sequences.
19894 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19895 (<u>maddsidi4): ...this. Extend condition to include
19896 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19897 of operand 0 to "ka" and use the three-operand form of madd<u>
19899 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19901 * config/mips/constraints.md (ka): New register constraint.
19903 2007-04-24 Jan Hubicka <j@suse.cz>
19907 2007-04-23 Jan Hubicka <jh@suse.cz>
19908 * function.c (init_function_start): Don't init line number info.
19909 (expand_function_end): Update.
19910 (reset_block_changes, record_block_change, finalize_block_changes,
19911 check_block_change, free_block_changes): Kill.
19912 * function.h (reset_block_changes, record_block_change,
19913 finalize_block_changes, check_block_change, free_block_changes):
19915 (struct function): Remove ib_boundaries_block.
19916 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19917 Use curr_insn_locator to initialize locator.
19918 (emit_line_note): Remove.
19919 * cfgexpand.c (expand_gimple_cond_expr): Update.
19920 (construct_exit_block): Likewise.
19921 (tree_expand_cfg): Initialize/finalize locators.
19922 * expr.c (expand_expr_real): Update.
19923 * cfglayout.c (line_locators_locs, line_locators_lines,
19924 file_locators_locs, file_locators_files): Remove.
19925 (set_block_levels): Move to cfgexpand.c.
19926 (insn_locators_initialize): Remove.
19927 (pass_insn_locators_initialize): Remove.
19928 (locations_locators_locs, locations_locators_vals): New static vars.
19929 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19931 (insn_locators_alloc, insn_locators_finalize,
19932 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19934 (locator_location): New.
19935 (locator_line, locator_file): Rewrite.
19936 * rtl.h (emit_line_note): Kill.
19937 (insn_locators_alloc, insn_locators_finalize,
19938 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19940 * tree-inline.c (initialize_cfun): Do not initialize
19941 ib_boundaries_block.
19942 * passes.c (pass_insn_locators_initialize): Remove.
19944 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19946 * doc/invoke.texi: Removed leading '-' from option index entries.
19948 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19950 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19952 (create_phi_node): Use set_phi_nodes.
19953 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19954 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19955 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19956 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19957 (bsi_start, bsi_last): Use bb_stmt_list.
19958 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19959 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19960 Traverse the statements using tsi iterator.
19961 * basic-block.h (struct basic_block_def): Fields stmt_list
19962 and phi_nodes moved to ...
19963 (struct tree_bb_info): ... new structure.
19964 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19965 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19966 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19967 (tree_verify_flow_info): Verify that il.tree is not set for
19968 entry and exit block.
19969 (tree_split_block): Use set_bb_stmt_list.
19971 2007-04-23 Mike Stump <mrs@apple.com>
19973 * config/i386/i386.c (ix86_tune_features
19974 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19977 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19979 * config/i386/i386.md (prefix_extra): New attribute.
19980 (length): Add prefix_extra.
19982 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19983 (sse2_movntv2di): Likewise.
19984 (sse2_cvtps2dq): Likewise.
19985 (sse2_cvtpd2pi): Likewise.
19986 (sse2_cvttpd2pi): Likewise.
19987 (*sse2_cvtpd2ps): Likewise.
19988 (*add<mode>3): Likewise.
19989 (sse2_ssadd<mode>3): Likewise.
19990 (sse2_usadd<mode>3): Likewise.
19991 (*sub<mode>3): Likewise.
19992 (sse2_sssub<mode>3): Likewise.
19993 (sse2_ussub<mode>3): Likewise.
19994 (*mulv8hi3): Likewise.
19995 (*smulv8hi3_highpart): Likewise.
19996 (*umulv8hi3_highpart): Likewise.
19997 (sse2_umulv2siv2di3): Likewise.
19998 (sse2_pmaddwd): Likewise.
19999 (ashr<mode>3): Likewise.
20000 (lshr<mode>3): Likewise.
20001 (ashl<mode>3): Likewise.
20002 (sse2_ashlti3): Likewise.
20003 (sse2_lshrti3): Likewise.
20004 (*umaxv16qi3): Likewise.
20005 (*smaxv8hi3): Likewise.
20006 (*uminv16qi3): Likewise.
20007 (*sminv8hi3): Likewise.
20008 (sse2_eq<mode>3): Likewise.
20009 (sse2_gt<mode>3): Likewise.
20010 (*and<mode>3): Likewise.
20011 (sse2_nand<mode>3): Likewise.
20012 (*ior<mode>3): Likewise.
20013 (*xor<mode>3): Likewise.
20014 (sse2_packsswb): Likewise.
20015 (sse2_packssdw): Likewise.
20016 (sse2_packuswb): Likewise.
20017 (sse2_punpckhbw): Likewise.
20018 (sse2_punpcklbw): Likewise.
20019 (sse2_punpckhwd): Likewise.
20020 (sse2_punpcklwd): Likewise.
20021 (sse2_punpckhdq): Likewise.
20022 (sse2_punpckldq): Likewise.
20023 (sse2_punpckhqdq): Likewise.
20024 (sse2_punpcklqdq): Likewise.
20025 (*sse2_pinsrw): Likewise.
20026 (*sse2_pextrw): Likewise.
20027 (sse2_pshufd_1): Likewise.
20028 (sse2_uavgv16qi3): Likewise.
20029 (sse2_uavgv8hi3): Likewise.
20030 (sse2_psadbw): Likewise.
20031 (sse2_pmovmskb): Likewise.
20032 (*sse2_maskmovdqu): Likewise.
20033 (*sse2_maskmovdqu_rex64): Likewise.
20034 (sse4a_extrqi): Likewise.
20035 (sse4a_extrq): Likewise.
20036 (sse3_lddqu): Set prefix_rep.
20037 (sse3_addsubv4sf3): Likewise.
20038 (sse3_haddv4sf3): Likewise.
20039 (sse3_hsubv4sf3): Likewise.
20040 (sse_cvtss2si): Likewise.
20041 (sse_cvtss2si_2): Likewise.
20042 (sse_cvtss2siq): Likewise.
20043 (sse_cvtss2siq_2): Likewise.
20044 (sse_cvttss2si): Likewise.
20045 (sse_cvttss2siq): Likewise.
20046 (sse2_cvttps2dq): Likewise.
20047 (sse3_movshdup): Likewise.
20048 (sse3_movsldup): Likewise.
20049 (sse2_cvtsd2si): Likewise.
20050 (sse2_cvtsd2si_2): Likewise.
20051 (sse2_cvtsd2siq): Likewise.
20052 (sse2_cvtsd2siq_2): Likewise.
20053 (sse2_cvttsd2si): Likewise.
20054 (sse2_cvttsd2siq): Likewise.
20055 (*sse2_cvtpd2dq): Likewise.
20056 (*sse2_cvttpd2dq): Likewise.
20057 (sse2_pshuflw_1): Likewise.
20058 (sse2_pshufhw_1): Likewise.
20059 (sse4a_insertqi): Likewise.
20060 (sse4a_insertq): Likewise.
20061 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
20062 (ssse3_phadddv4si3): Likewise.
20063 (ssse3_phaddswv8hi3): Likewise.
20064 (ssse3_phsubwv8hi3): Likewise.
20065 (ssse3_phsubdv4si3): Likewise.
20066 (ssse3_phsubswv8hi3): Likewise.
20067 (ssse3_pmaddubswv8hi3): Likewise.
20068 (ssse3_pmulhrswv8hi3): Likewise.
20069 (ssse3_pshufbv16qi3): Likewise.
20070 (ssse3_psign<mode>3): Likewise.
20071 (ssse3_palignrti): Likewise.
20072 (abs<mode>2): Likewise.
20073 (ssse3_phaddwv4hi3): Set prefix_extra.
20074 (ssse3_phadddv2si3): Likewise.
20075 (ssse3_phaddswv4hi3): Likewise.
20076 (ssse3_phsubwv4hi3): Likewise.
20077 (ssse3_phsubdv2si3): Likewise.
20078 (ssse3_phsubswv4hi3): Likewise.
20079 (ssse3_pmaddubswv4hi3): Likewise.
20080 (ssse3_pmulhrswv4hi3): Likewise.
20081 (ssse3_pshufbv8qi3): Likewise.
20082 (ssse3_psign<mode>3): Likewise.
20083 (ssse3_palignrdi): Likewise.
20084 (abs<mode>2): Likewise.
20085 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
20086 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
20087 (sse2_pmovmskb): Set mode to SI instead of V2DF.
20089 2007-04-23 Nick Clifton <nickc@redhat.com>
20091 * params.def: Fix formatting of emacs local variables.
20093 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20095 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
20096 move if inter-unit move isn't allowed.
20097 Don't split moving the first element of V2DI to DI to inter-unit
20098 move if inter-unit move isn't allowed.
20100 2007-04-23 Richard Guenther <rguenther@suse.de>
20102 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
20103 and CDI_POST_DOMINATORS separately.
20105 2007-04-23 Nick Clifton <nickc@redhat.com>
20107 * c.opt (Wformat-contains-nul): Add warning attribute.
20109 2007-04-23 Jan Hubicka <jh@suse.cz>
20111 * function.c (init_function_start): Don't init line number info.
20112 (expand_function_end): Update.
20113 (reset_block_changes, record_block_change, finalize_block_changes,
20114 check_block_change, free_block_changes): Kill.
20115 * function.h (reset_block_changes, record_block_change,
20116 finalize_block_changes, check_block_change, free_block_changes):
20118 (struct function): Remove ib_boundaries_block.
20119 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20120 Use curr_insn_locator to initialize locator.
20121 (emit_line_note): Remove.
20122 * cfgexpand.c (expand_gimple_cond_expr): Update.
20123 (construct_exit_block): Likewise.
20124 (tree_expand_cfg): Initialize/finalize locators.
20125 * expr.c (expand_expr_real): Update.
20126 * cfglayout.c (line_locators_locs, line_locators_lines,
20127 file_locators_locs, file_locators_files): Remove.
20128 (set_block_levels): Move to cfgexpand.c.
20129 (insn_locators_initialize): Remove.
20130 (pass_insn_locators_initialize): Remove.
20131 (locations_locators_locs, locations_locators_vals): New static vars.
20132 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20134 (insn_locators_alloc, insn_locators_finalize,
20135 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20137 (locator_location): New.
20138 (locator_line, locator_file): Rewrite.
20139 * rtl.h (emit_line_note): Kill.
20140 (insn_locators_alloc, insn_locators_finalize,
20141 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20143 * tree-inline.c (initialize_cfun): Do not initialize
20144 ib_boundaries_block.
20145 * passes.c (pass_insn_locators_initialize): Remove.
20147 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20149 PR middle-end/31448
20150 * expr.c (reduce_to_bit_field_precision): Handle
20153 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
20155 PR tree-optimization/24659
20156 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
20157 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
20158 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
20159 * genopinit.c (optabs): Rename vec_pack_mod_optab
20160 to vec_pack_trunc_optab.
20161 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
20162 early for scalar floating point operands for NOP_EXPR.
20163 (vectorizable_type_promotion): Ditto.
20164 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
20165 vec_pack_trunc_optab.
20166 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
20168 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
20169 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
20170 Rename from VEC_PACK_MOD_EXPR.
20171 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
20172 * expr.c (expand_expr_real_1): Ditto.
20173 * tree-inline.c (estimate_num_insns_1): Ditto.
20174 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20176 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
20177 (vec_unpacks_lo_v4sf): Ditto.
20178 (vec_pack_trunc_v2df): Ditto.
20179 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
20180 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20181 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
20183 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
20185 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20187 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
20188 Rename from VEC_PACK_MOD_EXPR. This expression also represent
20189 packing of floating point operands.
20190 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
20191 represent unpacking of floating point operands.
20192 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
20193 [vec_unpacks_hi]: Ditto.
20194 [vec_unpacks_lo]: Ditto.
20196 2007-04-22 Jan Hubicka <jh@suse.cz>
20198 * final.c (rest_of_handle_final): Call
20199 targetm.asm_out.constructor/targetm.asm_out.destructor
20200 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
20201 proper priority via decl_*_priority_insert.
20202 * c-common.c (c_expand_body): Likewise.
20204 2007-04-22 Richard Guenther <rguenther@suse.de>
20206 PR tree-optimization/29789
20207 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
20208 (rewrite_reciprocal): New helper split out from
20209 determine_invariantness_stmt.
20210 (rewrite_bittest): Likewise.
20211 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
20212 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
20215 2007-04-22 Revital Eres <eres@il.ibm.com>
20217 * loop-unroll.c (var_to_expand): New field to support also
20218 insns of the form x = something + x.
20219 (analyze_insn_to_expand_var): Use it.
20220 (expand_var_during_unrolling): Likewise.
20222 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20224 * predict.c: Include pointer-set.h.
20225 (bb_predictions): New variable.
20226 (tree_predicted_by_p, tree_predict_edge,
20227 remove_predictions_associated_with_edge): Use bb_predictions map
20228 instead of bb->predictions.
20229 (clear_bb_predictions, assert_is_empty): New functions.
20230 (combine_predictions_for_bb): Use bb_predictions map. Call
20231 clear_bb_predictions.
20232 (tree_estimate_probability): Create and free bb_predictions map.
20233 * Makefile.in (predict.o): Add pointer-set.h dependency.
20234 * basic-block.h (struct basic_block_def): Remove predictions
20236 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
20238 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20241 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
20244 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20246 * timevar.c (timevar_print): Change reference of --disable-checking to
20247 --enable-checking=release. Also warn if assert checking is disabled.
20249 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20252 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
20253 decl as addressable if the compound literal was marked as
20255 Mark the decl as a gimple register if it is a complex or
20256 vector decl and does not live in memory.
20258 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20260 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
20261 (GENERIC_NEXT): New function macro.
20262 (PHI_CHAIN): Use phi_node's new chain variable.
20263 (tree_phi_node): Change tree_common to tree_base
20264 and add the chain field.
20265 * tree-phinodes.c (make_phi_node): Don't set
20266 TREE_TYPE on the new node.
20267 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
20268 instead of checking GIMPLE_TUPLE_P in chain_next.
20269 * tree-vect-transform.c
20270 (get_initial_def_for_induction): Look at
20271 PHI_RESULT_TREE for the type of the phi node.
20272 (update_vuses_to_preheader): Use PHI_CHAIN
20273 instead of TREE_CHAIN on the phi node.
20274 * tree-ssa-structalias.c (compute_points_to_sets):
20276 (ipa_pta_execute): Likewise.
20278 2007-04-21 Richard Guenther <rguenther@suse.de>
20280 PR middle-end/31136
20281 * fold-const.c (fold_unary): Call fold_convert_const on the
20284 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
20286 * gcse.c (store_killed_in_insn): Handle PARALLELs.
20287 (store_killed_in_pat): New.
20289 2007-04-20 Richard Henderson <rth@redhat.com>
20292 * config/i386/i386.c (type_has_variadic_args_p): Look for any
20293 TREE_LIST with a void_type_node value, not void_list_node exactly.
20295 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
20297 * doc/standards.texi: Re-arrange into language-specific
20298 subsections. Add a C++ section, documenting which standards we
20301 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20303 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
20304 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
20306 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
20308 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
20309 ecrti.o and crtbegin.o.
20310 (LIB_DEFAULT_SPEC): Include -lc.
20311 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
20313 2007-04-20 Richard Henderson <rth@redhat.com>
20316 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
20317 argument; update all callers.
20318 (get_unaligned_offset): New.
20319 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
20320 get_unaligned_address, just pass on the address directly.
20321 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
20322 the subreg in the helper patterns.
20323 (unaligned_extendqidi_le): Use get_unaligned_offset.
20324 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
20325 (unaligned_extendhidi_be): Likewise.
20326 (unaligned_extendhidi): Tidy.
20327 * config/alpha/alpha-protos.h: Update.
20329 2007-04-20 Richard Henderson <rth@redhat.com>
20331 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
20332 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
20333 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
20334 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20335 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20336 (CPP_SPEC): Don't include %(cpp_subtarget).
20337 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
20338 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20339 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
20341 2007-04-20 Jakub Jelinek <jakub@redhat.com>
20343 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
20344 for __builtin_ia32_cmpordss.
20346 PR tree-optimization/31632
20347 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
20348 and arg1 for optimizations of comparison against min/max values.
20349 Fold arg0 to arg1's type for optimizations of comparison against
20350 min+1 and max-1 values.
20352 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
20354 * reload.c (combine_reloads): When trying to use a dying register,
20355 check whether it's uninitialized and don't use if so.
20357 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
20359 * fold-const.c: Remove prototypes for native_encode_expr and
20360 native_interpret_expr.
20361 (native_encode_expr): Make non-static.
20362 (native_interpret_expr): Likewise.
20363 * tree.h: Add prototypes for the above.
20365 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20367 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
20368 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
20369 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
20370 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
20371 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
20372 Add length attributes.
20374 2007-04-19 Janis Johnson <janis187@us.ibm.com>
20376 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
20379 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
20380 __STDC_WANT_DEC_FP__.
20382 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20384 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
20385 for long double compatibility.
20386 * configure: Regenerate.
20388 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
20390 PR rtl-optimization/29841
20391 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
20393 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
20394 that may cause control flow transfer from being moved.
20396 2007-04-18 Jan Hubicka <jh@suse.cz>
20398 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
20401 2007-04-18 Eric Christopher <echristo@apple.com>
20403 * config/rs6000/darwin.md (load_macho_picbase): Use link register
20404 only. Update operands.
20405 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
20406 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
20407 link register to pic register.
20409 2007-04-18 Dirk Mueller <dmueller@suse.de>
20411 PR diagnostic/31227
20412 * tree-vrp.c (search_for_addr_array): New.
20413 (check_array_bounds): Suppress warning about
20414 address taken of array refs if its not de-referenced.
20416 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20418 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
20419 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
20421 * tree-vectorizer.h (NITERS_KNOWN_P): New.
20422 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
20423 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
20425 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
20427 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
20429 (vect_analyze_scalar_cycles): Fix indentation.
20430 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
20431 (vect_mark_relevant): Include phis in relevance analysis.
20433 * tree-vect-transform.c (vect_transform_loop): Add an assert.
20435 2007-04-18 Anatoly Sokolov <aesok@post.ru>
20437 * config/avr/avr.c (ptrreg_to_str): Replace error() with
20438 output_operand_lossage().
20440 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20442 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
20443 the unused code for reduction without adjust-in-epilog to simplify the
20446 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
20448 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
20449 (S390_TDC_NEGATIVE_ZERO): New constant.
20450 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
20451 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
20452 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20453 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20454 (S390_TDC_POSITIVE_INFINITY): New constant.
20455 (S390_TDC_NEGATIVE_INFINITY): New constant.
20456 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20457 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20458 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20459 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20460 (S390_TDC_INFINITY): New constant.
20461 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20462 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20463 optimization for UNSPEC_CCZ_TO_INT.
20464 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20465 ("*ccz_to_int"): New insn.
20466 ("isinf<mode>2"): New insn.
20467 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20468 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20469 (UNSPEC_CCZ_TO_INT): New constant.
20471 2007-04-18 Richard Guenther <rguenther@suse.de>
20473 PR tree-optimization/19431
20474 PR tree-optimization/21463
20475 * tree-pass.h (pass_phiprop): Declare.
20476 * passes.c (init_optimization_passes): New phiprop pass.
20477 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20478 (phivn_valid_p): New helper function.
20479 (phiprop_insert_phi): Likewise.
20480 (propagate_with_phi): Likewise.
20481 (tree_ssa_phiprop): New propagator propagating loads
20482 through phi nodes if profitable.
20484 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20486 * tree-vect-analyze.c (process_use): New function.
20487 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20488 Check phis in all bbs.
20489 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20492 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20494 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20497 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20500 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20503 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20505 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20507 (sse_vmmulv4sf3): Likewise.
20508 (sse2_vmaddv2df3): Likewise.
20509 (sse2_vmmulv2df3): Likewise.
20511 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20513 PR rtl-optimization/31360
20514 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20515 (target_reg_cost): New.
20516 (init_set_costs): Initialize target_reg_cost. Add comments
20517 regarding the rationale of the costs.
20518 (global_cost_for_size): Renamed to...
20519 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20520 of register pressure.
20521 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20522 estimate_reg_pressure_cost. Add number of ivs.
20523 (determine_set_costs): Dump target_reg_cost.
20524 * loop-invariant.c (gain_for_invariant): Use
20525 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20526 (best_gain_for_invariant, find_invariants_to_move): Remove
20528 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20529 (target_reg_cost): Declare.
20530 (global_cost_for_size): Declaration removed.
20531 (estimate_reg_pressure_cost): Declare.
20533 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20535 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20536 regnos into even/odd register pairs.
20537 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20538 TDmode similar to the other floating point modes.
20539 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20540 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20542 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20543 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20544 (movdd_hardfloat64): Use TARGET_MFPGPR.
20546 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20548 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20551 2005-01-05 Richard Henderson <rth@redhat.com>
20553 * reload1.c (do_input_reload): Restrict the optimization deleteing
20554 a previous output reload to RELOAD_FOR_INPUT.
20556 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20558 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20559 induc_vec_info_type.
20560 (vectorizable_induction): New function declaration.
20561 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20562 check if already vectorized. Find first place in BB where new stmts
20563 can be inserted. Takes only one argument.
20564 (vectorizable_induction): New function.
20565 (vect_transform_stmt): Add case for induc_vec_info_type to call
20566 vectorizable_induction.
20567 (vect_transform_loop): Consider phis for vectorization.
20568 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20570 (analyze_operations): Call vectorizable_induction when analyzing phis.
20572 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20573 (vect_mark_relevant): Include phis in relevance analysis.
20574 (vect_mark_stmts_to_be_vectorize): Likewise.
20575 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20577 2007-04-16 Lawrence Crowl <crowl@google.com>
20579 * doc/invoke.texi (Debugging Options): Add documentation for the
20580 -femit-struct-debug options -femit-struct-debug-baseonly,
20581 -femit-struct-debug-reduced, and
20582 -femit-struct-debug-detailed[=...].
20584 * c-opts.c (c_common_handle_option): Add
20585 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20586 and OPT_femit_struct_debug_detailed_.
20587 * c.opt: Add specifications for
20588 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20589 and -femit-struct-debug-detailed[=...].
20590 * opts.c (set_struct_debug_option): Parse the
20591 -femit-struct-debug-... options.
20592 * opts.c (matches_main_base, main_input_basename,
20593 main_input_baselength, base_of_path, matches_main_base): Add
20594 variables and functions to compare header base name to compilation
20596 * opts.c (should_emit_struct_debug): Add to determine to emit a
20597 structure based on the option.
20598 (dump_struct_debug) Also disabled function to debug this
20600 * opts.c (handle_options): Save the base name of the
20603 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20604 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20605 This hook indicates if a type is generic. Set it by default
20606 to "never generic".
20607 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20608 to determine if a struct type is generic or not.
20609 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20610 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20611 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20612 with live C++ hook.
20614 * flags.h (enum debug_info_usage): Add an enumeration to describe
20615 a program's use of a structure type.
20616 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20617 to indicate the program's usage of the type. Filter structs based
20618 on the -femit-struct-debug-... specification.
20619 (gen_type_die): Split into two routines, gen_type_die and
20620 gen_type_die_with_usage. gen_type_die is now a wrapper
20621 that assumes direct usage.
20622 (gen_type_die_with_usage): Replace calls to gen_type_die
20623 with gen_type_die_with_usage adding the program usage of
20624 the referenced type.
20625 (dwarf2out_imported_module_or_decl): Suppress struct debug
20626 information using should_emit_struct_debug when appropriate.
20628 2007-04-16 Ian Lance Taylor <iant@google.com>
20630 PR tree-optimization/31522
20631 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20632 (vrp_initialize): Allocate vr_phi_edge_counts.
20633 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20634 executable edge. Drop test for all constants.
20635 (vrp_finalize): Free vrp_phi_edge_counts.
20637 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20638 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20640 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20641 predecessors at head rather than tail.
20643 2007-04-16 Matthias Klose <doko@debian.org>
20645 * config/alpha/linux.h (CPP_SPEC): Define.
20646 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20648 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20650 * function.h: Remove sequence_stack extern declaration.
20652 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20654 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20656 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20659 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20661 * config/avr/avr.c (avr_arch_types): Rearranging array.
20662 (enum avr_arch): Add.
20663 (avr_mcu_types): Use avr_arch enumeration constants instead of
20665 * config/avr/avr.h (LINK_SPEC): Simplify.
20667 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20669 * config/m68k/m68k.c (m68k_libcall_value,
20670 m68k_function_value): Use macros for register names more.
20672 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20674 (M68K_REGNAME): Use A6_REG.
20675 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20677 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20679 PR middle-end/28071
20680 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20681 'pending_read_list_length' and 'pending_write_list_length'. Update
20683 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20684 to handle two length counters instead of one. Update all uses.
20685 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20686 two length counters instead of one.
20687 * sched-rgn.c (propagate_deps): Update to handle two length counters
20690 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20693 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20694 copy of source, pass it to ix86_expand_vector_set and return
20697 2007-04-16 David Ung <davidu@mips.com>
20698 Joseph Myers <joseph@codesourcery.com>
20700 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20701 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20702 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20703 Add 74K processor information.
20704 * config/mips/mips.md: Include 74k.md.
20705 (cpu): Add 74kc,74kf,74kx.
20706 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20707 * config/mips/74k.md: New.
20708 * doc/invoke.texi (MIPS Options): Document 74K support.
20710 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20712 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20713 vectorizable_* functions.
20714 * tree-vect-transform.c (vectorizable_call): Add check for
20715 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20716 (vectorizable_store): likewise.
20717 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20719 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20720 (vectorizable_type_promotion, vectorizable_load): Likewise.
20721 (vectorizable_live_operation, vectorizable_condition): Likewise.
20722 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20724 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20726 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20728 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20729 register numbers more.
20730 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20731 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20732 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20733 FUNCTION_VALUE_REGNO_P): Likewise.
20734 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20735 STATIC_CHAIN_REGNUM): Likewise.
20736 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20737 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20738 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20739 * config/m68k/m68k.md (FP_REG): New.
20741 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20743 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20746 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20748 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20749 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20752 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20754 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20757 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20760 * c-decl.c (finish_decl): Grab the type of the decl after the call
20761 to store_init_value.
20763 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20765 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20767 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20770 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20771 dominators, post dominators and cleanup cfg before returning.
20773 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20775 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20776 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20778 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20780 * config.gcc: Recognize fido.
20781 * config/m68k/m68k-devices.def (fidoa): New.
20782 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20784 (FL_FIDOA, TARGET_FIDOA): New.
20785 * config/m68k/m68k.opt (mfidoa): New.
20787 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20789 PR middle-end/31322
20790 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20791 when a personality function is used.
20793 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20795 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20797 2007-04-13 Mike Stump <mrs@apple.com>
20799 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20801 * config/darwin.opt (fapple-kext): Make C++ only.
20802 * config/darwin.c (darwin_override_options): Remove code to ensure
20803 -fapple-kext is given for C++ only.
20805 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20807 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20808 * config/mips/mips.c (override_options): Call
20809 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20811 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20813 * config/i386/i386.opt (msvr3-shlib): Removed.
20815 * doc/invoke.texi: Remove -msvr3-shlib.
20817 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20819 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20820 with "popcnt" instruction.
20822 2007-04-13 Richard Guenther <rguenther@suse.de>
20824 PR tree-optimization/21258
20825 * tree-vrp.c (compare_case_labels): New helper.
20826 (find_switch_asserts): New function.
20827 (find_assert_locations): Call it for SWITCH_EXPRs.
20829 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20831 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20832 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20833 check is now implied in X87_FLOAT_MODE_P.
20834 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20835 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20836 (fix_trunc<mode>_i386_fisttp): Ditto.
20837 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20838 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20839 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20840 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20841 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20842 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20843 (unnamed_splitters): Ditto.
20844 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20845 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20846 FIRST_SSE_REG for local functions when SSE math is enabled or
20847 for functions with sseregparm attribute.
20848 (standard_80387_constant_p): Return -1 if mode is not
20850 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20851 (ix86_expand_compare): Ditto.
20852 (ix86_expand_carry_flag_compare): Ditto.
20853 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20854 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20855 DECIMAL_FLOAT_MODE_P.
20856 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20857 of SCALAR_FLOAT_MODE_P.
20858 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20859 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20860 checks before FLOAT_MODE_P.
20861 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20862 before FLOAT_MODE_P.
20867 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20869 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20870 Charles Wilson <libtool@cwilson.fastmail.fm>
20872 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20873 (libgcc.mvars): Don't depend on them.
20874 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20875 * exec-tool.in: New.
20877 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20879 * doc/invoke.text (--help): Document --help=common.
20881 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20883 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20885 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20887 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20888 * genemit.c (main): Emit #include "integrate.h".
20889 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20890 (LOADGP_RTP): New mips_loadgp_style.
20891 * config/mips/mips.h: Include config/vxworks-dummy.h.
20892 (TARGET_RTP_PIC): New macro.
20893 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20894 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20895 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20896 for TARGET_RTP_PIC.
20897 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20898 -mvxworks-pic when using -mrtp and a PIC option.
20899 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20901 (mips_symbolic_constant_p, mips_symbolic_address_p)
20902 (mips_symbol_insns): Handle SYMBOL_HALF.
20903 (override_options): Warn about -G and -mrtp being used together.
20904 Initialize mips_lo_relocs[SYMBOL_HALF].
20905 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20906 (mips_emit_loadgp): Handle LOADGP_RTP.
20907 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20908 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20909 (tablejump): Handle function-relative case table entries if
20911 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20913 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20915 * config/mips/mips.md (load_call<mode>): Allow any general register.
20917 (sibcall_value_internal, sibcall_value_multiple_internal)
20918 (call_value_internal, call_value_split, call_value_multiple_internal)
20919 (call_value_multiple_split): Remove constraints from operand 0.
20921 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20923 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20924 rather than loadgp_noshared.
20925 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20926 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20928 * config/mips/mips.md (loadgp): Rename to...
20929 (loadgp_newabi): ...this.
20930 (loadgp_noshared): Rename to...
20931 (loadgp_absolute): ...this.
20933 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20935 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20936 false for locally-binding symbols.
20937 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20939 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20941 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20942 (SYMBOL_GOT_PAGE_OFST): ...this.
20943 (SYMBOL_GOT_GLOBAL): Rename to...
20944 (SYMBOL_GOT_DISP): ...this.
20945 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20946 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20947 * config/mips/mips.c (mips_global_symbol_p): New function.
20948 (mips_symbol_binds_local_p): Likewise.
20949 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20950 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20951 mips_global_symbol_p and mips_symbol_binds_local_p.
20952 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20953 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20954 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20955 SYMBOL_GOTOFF_DISP.
20956 (mips_ok_for_lazy_binding_p): New function.
20957 (mips_load_call_address, mips_expand_call): Use it.
20958 (mips_dangerous_for_la25_p): Likewise.
20959 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20960 (*got_disp<mode>): Use got_disp_operand instead of
20961 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20962 SYMBOL_GOTOFF_GLOBAL.
20963 (*got_page<mode>): Use got_page_ofst_operand instead of
20965 * config/mips/predicates.md (const_call_insn_operand): Use
20966 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20967 (global_got_operand): Rename to...
20968 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20970 (local_got_operand): Rename to...
20971 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20972 of SYMBOL_GOT_LOCAL.
20974 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20976 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20977 TARGET_CALL_CLOBBERED_GP.
20978 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20979 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20980 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20981 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20982 of TARGET_ABICALLS && !TARGET_NEWABI.
20983 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20984 * config/mips/mips.c (mips_load_call_address): Check
20985 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20986 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20987 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20988 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20989 TARGET_ABICALLS && TARGET_NEWABI.
20990 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20992 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20993 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20994 TARGET_ABICALLS && TARGET_NEWABI.
20995 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20996 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20997 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20998 whether indirect calls must use $25.
20999 (mips_extra_live_on_entry): Check TARGET_GOT instead of
21001 * config/mips/mips.md (jal_macro): Check flag_pic and
21002 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
21003 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
21004 instead of TARGET_ABICALLS.
21005 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
21006 TARGET_ABICALLS && TARGET_OLDABI.
21007 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21008 (sibcall): In the comment above the define_insn, mention
21009 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
21010 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
21011 instead of TARGET_ABICALLS.
21013 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
21015 * doc/md.texi (Blackfin family constraints): Document PA and PB.
21016 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
21017 (MACFLAGS_MATCH_P): New macro.
21018 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
21019 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
21020 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
21021 the other MACFLAG constants.
21022 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
21023 (flag_machi): Tighten constraints. Renumber some of the operands.
21024 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
21026 (flag_machi_parts_acconly): New pattern.
21027 (flag_macinithi): Tighten constraints. Allow any accumulator to be
21029 (flag_macinit1hi): Tighten constraints.
21030 (flag_mul_macv2hi_parts_acconly): New pattern.
21032 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
21033 Use a more efficient implementation.
21034 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
21035 inline sequences when not optimizing for size.
21037 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
21038 movhi_high2low): Delete, merge functionality into...
21039 (packv2hi): ... this pattern.
21041 2007-02-11 Jie Zhang <jie.zhang@analog.com>
21042 * config/bfin/bfin.opt (msim): New option.
21043 (mcpu=): New option.
21044 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
21045 (bfin_cpu_t): Typedef of enum bfin_cpu.
21046 (bfin_cpu_type): New declaration.
21047 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
21048 -msim and -mcpu= options.
21049 (LIB_SPEC): Likewise.
21050 * config/bfin/bfin.c (bfin_cpu_type): Define.
21051 (bfin_handle_option): Handle -mcpu= option.
21052 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
21053 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
21054 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
21056 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21058 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
21059 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
21060 (powerpc-wrs-vxworksae): Use ${tm_file}.
21061 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
21062 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
21063 * config/i386/vx-common.h: New file.
21065 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21067 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
21070 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
21072 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
21075 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
21079 * c-common.c (c_build_qualified_type): Set canonical type
21082 2007-04-12 Richard Guenther <rguenther@suse.de>
21084 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
21085 lower bound and element size if lower bound is not zero
21086 or either of the ARRAY_REF operands is set.
21088 2007-04-12 Richard Guenther <rguenther@suse.de>
21090 PR tree-optimization/24689
21091 PR tree-optimization/31307
21092 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
21094 * gimplify.c (canonicalize_addr_expr): To be consistent with
21095 gimplify_compound_lval only set operands two and three of
21096 ARRAY_REFs if they are not gimple_min_invariant. This makes
21097 it never at this place.
21098 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
21100 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21102 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
21103 null before emitting a .nsubspa directive.
21105 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21107 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
21108 need_to_partition_p if there are no memory statements in the
21111 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21113 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
21114 (gcd_of_steps_may_divide_p): New function.
21115 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
21117 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21119 * reload.c (find_reloads_toplev, find_reloads_address,
21120 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
21121 not a pointer equality test, to decide if we need to call
21122 push_reg_equiv_alt_mem.
21124 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
21126 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
21127 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
21129 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
21131 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21133 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
21134 vector to be positive.
21136 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21140 * doc/invoke.texi: Document --params max-aliased-vops and
21142 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
21143 debug_memory_partitions): Move to tree-flow.h
21144 * params.h (AVG_ALIASED_VOPS): Define.
21145 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
21147 (mp_info_t): Likewise.
21148 (get_mem_sym_stats_for): New.
21149 (set_memory_partition): Move from tree-flow-inline.h.
21150 (mark_non_addressable): Only clear the set of symbols for the
21151 partition if it exists.
21152 (dump_memory_partitions): Move from tree-ssa-operands.c
21153 (debug_memory_partitions): Likewise.
21154 (need_to_partition_p): New.
21155 (dump_mem_ref_stats): New.
21156 (debug_mem_ref_stats): New.
21157 (dump_mem_sym_stats): New.
21158 (debug_mem_sym_stats): New.
21159 (update_mem_sym_stats_from_stmt): New.
21160 (compare_mp_info_entries): New.
21161 (mp_info_cmp): Call it.
21162 (sort_mp_info): Change argument to a list of mem_sym_stats_t
21164 (get_mpt_for): Move from tree-ssa-operands.c.
21165 (find_partition_for): New.
21166 (create_partition_for): Remove.
21167 (estimate_vop_reduction): New.
21168 (update_reference_counts): New.
21169 (build_mp_info): New.
21170 (compute_memory_partitions): Refactor.
21171 Document new heuristic.
21172 Call build_mp_info, update_reference_counts,
21173 find_partition_for and estimate_vop_reduction.
21174 (compute_may_aliases): Populate virtual operands before
21175 calling debugging dumps.
21176 (delete_mem_sym_stats): New.
21177 (delete_mem_ref_stats): New.
21178 (init_mem_ref_stats): New.
21179 (init_alias_info): Call it.
21180 (maybe_create_global_var): Remove alias_info argument.
21181 Get number of call sites and number of pure/const call sites
21182 from gimple_mem_ref_stats().
21183 (dump_alias_info): Call dump_memory_partitions first.
21184 (dump_points_to_info_for): Show how many times a pointer has
21186 * opts.c (decode_options): For -O2 set --param
21187 max-aliased-vops to 500.
21188 For -O3 set --param max-aliased-vops to 1000 and --param
21189 avg-aliased-vops to 3.
21190 * fortran/options.c (gfc_init_options): Remove assignment to
21192 * tree-flow-inline.h (gimple_mem_ref_stats): New.
21193 * tree-dfa.c (dump_variable): Dump memory reference
21195 Dump NO_ALIAS* settings.
21196 (referenced_var_lookup): Tidy.
21197 (mem_sym_stats): New.
21198 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
21199 and ORIG are different SSA names for a memory partition.
21200 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
21201 * tree-flow.h (struct mem_sym_stats_d): Define.
21202 (mem_sym_stats_t): Define.
21203 (struct mem_ref_stats_d): Define.
21204 (struct gimple_df): Add field mem_ref_stats.
21205 (enum noalias_state): Define.
21206 (struct var_ann_d): Add bitfield noalias_state.
21207 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
21208 debug_mem_ref_stats, debug_memory_partitions,
21209 debug_mem_sym_stats): Declare.
21210 * tree-ssa-structalias.c (update_alias_info): Update call
21211 sites, pure/const call sites and asm sites in structure
21212 returned by gimple_mem_ref_stats.
21213 Remove local variable IS_POTENTIAL_DEREF.
21214 Increase NUM_DEREFS if the memory expression is a potential
21216 Call update_mem_sym_stats_from_stmt.
21217 If the memory references memory, call
21218 update_mem_sym_stats_from_stmt for all the direct memory
21219 symbol references found.
21220 (intra_create_variable_infos): Set noalias_state field for
21221 pointer arguments according to the value of
21222 flag_argument_noalias.
21223 * tree-ssa-structalias.h (struct alias_info): Remove fields
21224 num_calls_found and num_pure_const_calls_found.
21225 (update_mem_sym_stats_from_stmt): Declare.
21226 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
21227 Set default value to 100.
21228 (PARAM_AVG_ALIASED_VOPS): Define.
21230 2007-04-11 Richard Guenther <rguenther@suse.de>
21232 PR middle-end/31530
21233 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
21234 a * -b + c as c - a * b if we honor sign dependent rounding.
21236 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21238 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
21239 bfin_expand_strmov.
21240 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
21241 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
21243 (initialize_trampoline): Don't use old-style function definition.
21244 (bfin_secondary_reload): Mark IN_P argument as unused.
21246 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
21248 PR tree-optimization/31343
21249 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
21250 (build_polynomial_chrec): Return a scalar when the evolution is zero.
21251 * testsuite/gcc.dg/vect/pr31343.c: New.
21253 2007-04-10 Eric Christopher <echristo@apple.com>
21255 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
21256 * config/i386/i386.md (*cmpfp0): Use.
21257 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21258 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21259 (fix_trunc<mode>_i386_fisttp): Ditto.
21260 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21261 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21262 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21263 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21264 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21265 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21266 (unnamed_splitters): Ditto.
21267 * config/i386/i386.c (output_fix_trunc): Assert that
21268 we're not being passed a TFmode operand.
21270 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
21272 PR tree-optimization/31526
21273 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
21274 n_basic_blocks to find newly added blocks.
21276 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
21278 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
21280 (fix_trunc<mode>si_sse): Ditto.
21281 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
21282 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
21283 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
21284 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
21285 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
21286 expander using SSEMODEF mode macro.
21287 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
21288 expander using SSEMODEF mode macro.
21289 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
21290 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
21291 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
21292 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
21293 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
21294 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
21295 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
21296 Macroize insn using X87MODEF mode macro.
21298 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
21300 * config/i386/sse.md (sse2_pinsrw): Removed.
21301 (sse2_pextrw): Renamed to ...
21302 (*sse2_pextrw): This.
21304 2007-04-09 Jan Hubicka <jh@suse.cz>
21307 * config/i386/sse.md
21308 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
21309 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
21310 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
21311 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
21313 2007-04-09 Jan Hubicka <jh@suse.cz>
21315 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
21316 multiple fields of union.
21318 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
21320 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
21321 (create_preheaders): Check that loops are available.
21322 (fix_loop_structure): Clean up, improve comments.
21323 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
21324 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
21326 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
21327 * predict.c (tree_estimate_probability): Do not call
21328 calculate_dominance_info. Call create_preheaders.
21329 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
21330 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
21332 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
21333 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
21334 * tree-cfg.c (tree_split_edge): Make an assert more precise.
21335 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
21338 2007-04-08 Jan Hubicka <jh@suse.cz>
21340 * tree.h (maybe_fold_offset_to_component_ref): Declare.
21341 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
21342 * fold-const.c (fold_unary): Use it.
21344 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21346 * varasm.c (assemble_variable): Remove call to
21347 lang_hooks.decls.prepare_assemble_variable.
21348 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
21349 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
21350 * langhooks.h (lang_hooks_for_decls): Remove
21351 prepare_assemble_variable.
21353 2007-04-08 Mike Stump <mrs@apple.com>
21355 * config/i386/i386.c: Use inc/dec on Core2.
21357 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
21359 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
21360 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21361 lhd_tree_inlining_end_inlining): Remove.
21362 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
21363 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
21364 end_inlining hooks.
21365 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
21366 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21367 lhd_tree_inlining_end_inlining): Remove prototypes.
21368 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
21369 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
21370 LANG_HOOKS_TREE_INLINING_START_INLINING,
21371 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
21373 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
21376 2007-04-08 Anatoly Sokolov <aesok@post.ru>
21379 * config/avr/predicates.md (io_address_operand): Delete predicate.
21380 (low_io_address_operand): Don't use 'mode' argument.
21381 (higth_io_address_operand): Rename ...
21382 (high_io_address_operand): ... to this. Don't use 'mode' argument.
21383 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
21386 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
21388 Revert change removing staticp.
21390 2007-04-07 Anatoly Sokolov <aesok@post.ru>
21393 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
21396 2007-04-07 Bruce Korb <bkorb@gnu.org>
21398 * c.opt: Add -Wformat-contains-nul.
21399 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
21401 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
21402 the NUL byte warning.
21404 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
21406 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
21408 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21410 * tree.c (staticp): No longer use staticp langhook.
21411 * langhooks.c (lhd_staticp): Removed.
21412 * langhooks.h (struct lang_hooks): Remove staticp.
21413 * c-common.c (c_staticp): Remove.
21414 * c-common.h (c_staticp): Ditto.
21415 * langhooks-defs.h (lhd_staticp): Ditto.
21416 (LHD_HOOKS_STATICP): Ditto
21417 * tree.h (gcc_assert_lowered): New macro.
21419 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
21421 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
21422 argument "reliable".
21423 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
21424 Add argument "reliable". Propagate it through calls.
21425 (infer_loop_bounds_from_undefined): Derive number of iterations
21426 estimates from references in blocks that do not dominate loop latch.
21427 (gcov_type_to_double_int): New function.
21428 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
21429 and expected_loop_iterations_unbounded.
21430 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
21431 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
21432 * tree-data-ref.c (estimated_loop_iterations): Export.
21433 (get_references_in_stmt): Fix -- do not return addresses of local
21435 * cfgloop.h (expected_loop_iterations_unbounded,
21436 estimated_loop_iterations): Declare.
21438 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21440 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21442 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21444 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
21445 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
21446 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
21447 Use output_387_reg_move().
21448 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
21449 expander using X87MODEF12 mode macro.
21450 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
21451 choosing register preferences. Use output_387_reg_move().
21452 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21453 instead of "x". Use output_387_reg_move().
21454 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21455 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21456 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21457 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21458 Use output_387_reg_move().
21459 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21461 (*truncxf?f_i387 splitter): Ditto.
21463 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21465 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21466 LANG_HOOKS_SAFE_FROM_P.
21467 * expr.c (safe_from_p): Remove langhook call.
21468 * langhooks.h (lang_hooks): Remove safe_from_p.
21469 (lhd_safe_from_p): Remove prototype.
21470 * langhooks.c (lhd_safe_from_p): Remove.
21472 2007-04-06 Jan Hubicka <jh@suse.cz>
21474 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21477 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21479 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21480 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21481 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21482 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21484 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21485 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21487 2007-04-05 Richard Henderson <rth@redhat.com>
21489 * config/alpha/alpha.c (print_operand) [+]: Remove.
21490 (alpha_end_function): Print nop if call at end of function.
21491 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21492 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21493 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21494 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21495 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21496 the call pattern. Update peepholes to match.
21498 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21500 * doc/extend.texi (Other Builtins): Add decimal float variants
21502 * builtins.def: Ditto.
21503 * builtins.c (expand_builtin): Ditto.
21505 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21506 H.J. Lu <hongjiu.lu@intel.com>
21509 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21510 of V8HImode when calling ix86_binary_operator_ok.
21511 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21512 (sdot_prodv8hi): Operands 1 and 2 must be register.
21514 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21516 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21517 initialize align to silence bogus warning.
21519 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21521 PR middle-end/22156
21522 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21524 (struct sra_walk_fns): Remove use_all parameter from use.
21525 (sra_hash_tree): Handle BIT_FIELD_REFs.
21526 (sra_elt_hash): Don't hash bitfld blocks.
21527 (sra_elt_eq): Skip them in parent compares as well. Handle
21529 (sra_walk_expr): Don't maintain or pass down use_all_p.
21530 (scan_use): Remove use_all parameter.
21531 (scalarize_use): Likewise. Re-expand assignment to
21532 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21533 output, and re-scalarize after output. Don't mark anything
21535 (scalarize_ldst): Adjust.
21536 (scalarize_walk_gimple_modify_statement): Likewise.
21537 (build_element_name_1): Handle BIT_FIELD_REFs.
21538 (instantiate_element): Don't warn for any element whose parent
21539 is used as a whole.
21540 (instantiate_missing_elements_1): Return the sra_elt.
21541 (canon_type_for_field): New.
21542 (try_instantiate_multiple_fields): New.
21543 (instantiate_missing_elemnts): Use them.
21544 (mark_no_warning): Removed.
21545 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21546 (REPLDUP, sra_build_elt_assignment): New.
21547 (generate_copy_inout): Use them.
21548 (generate_element_copy): Likewise. Handle bitfld differences.
21549 (generate_element_zero): Don't recurse for blocks. Use
21550 sra_build_elt_assignment.
21551 (generate_one_element_int): Take elt instead of var. Use
21552 sra_build_elt_assignment.
21553 (generate_element_init_1): Adjust.
21554 (scalarize_use, scalarize_copy): Use REPLDUP.
21555 (scalarize_ldst): Move assert before dereference.
21556 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21558 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21560 * regmove.c: Fix unused variable warnings due to previous commit.
21562 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21564 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21565 (regmove_bb_head): Remove.
21566 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21567 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21568 problems with fixup_match_1.
21569 Don't initialize/free regmove_bb_head.
21571 (reg_is_remote_constant_p): If an insn is in the same basic block
21572 but not before INSN, consider it remote, too.
21574 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21577 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21578 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21580 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21582 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21583 (CONDITIONAL_REGISTER_USAGE): Likewise.
21585 2007-04-04 Richard Henderson <rth@redhat.com>
21587 * config/alpha/lib1funcs.asm: Remove unused file.
21589 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21592 * opts.c (print_specific_help): Fix --help=<language>
21594 (common_handle_option): Support --help=common.
21596 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21599 * gcc.c (main): Do not run the linker if
21600 print_subprocess_help indicates that it shouldn't be
21603 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21606 * doc/invoke.texi (--help=): Document <languages> value, fix
21607 formatting in tables of values.
21609 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21611 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21612 dllimport attribute of virtual methods.
21614 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21616 * config/score/crti.asm: Change _bss_start to __bss_start.
21617 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21618 (OUTGOING_REG_PARM_STACK_SPACE) update.
21619 * config/score/score.opt: add options to make backend support
21620 score5, score5u, score7 and score7d.
21621 * config/score/score.md: Likewise.
21622 * config/score/misc.md: Likewise.
21623 * config/score/mac.md: Likewise.
21624 * doc/invoke.texi: Likewise.
21625 * doc/md.texi: update constraints define.
21627 2007-04-03 Richard Henderson <rth@redhat.com>
21629 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21630 an appropriate type, use the mode instead.
21632 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21634 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21635 Set the default --with-arch setting to mips2.
21636 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21637 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21638 (MULTILIB_OSDIRNAMES): Delete.
21639 (MULTILIB_DIRNAMES): Define.
21640 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21641 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21642 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21643 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21644 VXWORKS_OS_CPP_BUILTINS.
21645 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21646 (MIPS_DEBUGGING_INFO): Undefine.
21647 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21649 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21651 PR middle-end/30704
21652 * fold-const.c (native_encode_real): Encode real.c provided longs
21653 as a series of 32-bit native integers.
21654 (native_interpret_real): Interpret buffer as a series of 32-bit
21657 2007-04-03 Richard Guenther <rguenther@suse.de>
21659 * genpreds.c (write_insn_constraint_len): Write function
21660 optimized for CONSTRAINT_LEN implementation.
21661 (write_tm_preds_h): Output insn_constraint_len inline and
21662 use it for CONSTRAINT_LEN.
21663 (write_insn_preds_c): Don't output insn_constraint_len.
21664 * doc/md.texi (define_register_constraint): Document multi-letter
21665 constraints shall have the same length if they start with the same
21668 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21671 * config/i386/i386.md (isinf<mode>2): Expand only when
21672 TARGET_C99_FUNCTIONS is set.
21674 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21676 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21677 (x86_64-*-linux*): Ditto.
21678 * config/i386/i386.opt (mpc): New option.
21679 * config/i386/i386.c (overrride_options): Handle
21680 ix87_precision_string.
21681 * config/i386/crtprec.c: New file.
21682 * config/i386/t-crtpc: Ditto.
21683 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21684 and -mpc80 options.
21685 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21686 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21687 crtprec32.o, crtprec64.o and crtprec80.o.
21689 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21690 and -mpc80 options.
21691 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21693 2007-04-02 Eric Christopher <echristo@apple.com>
21695 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21696 limitations on darwin.
21698 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21701 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21703 2007-04-02 Dave Korn <dave.korn@artimi.com>
21705 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21707 2007-04-02 Dave Korn <dave.korn@artimi.com>
21709 * libgcc2.h (exception_descriptor): Don't forward-declare.
21710 (__get_eh_table_language, __get_eh_table_version): Delete
21711 prototypes of long-dead functions.
21713 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21715 * ebitmap.h: New file
21716 * ebitmap.c: New file
21717 * Makefile.in (ebitmap.o): New target.
21719 2007-04-01 Jan Hubicka <jh@suse.cz>
21721 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21722 before very first instruction.
21724 2007-04-01 Jan Hubicka <jh@suse.cz>
21726 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21727 waring on 64bit hosts.
21728 * bitmap.h: Fix typo in bitmap_head_def.
21730 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21732 PR rtl-optimization/31391
21733 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21734 into a DELETED_LABEL note, and the label is in an empty basic
21735 block, update BB_END as well as BB_HEAD.
21737 2007-04-01 Richard Henderson <rth@redhat.com>
21739 PR tree-optimization/31169
21740 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21741 to varying if the range is outside [0, prec-1].
21743 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21746 * config/mips/mips.md (load_const_gp): New insn.
21747 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21748 the MIPS16 GP pseudo register if no_new_pseudos.
21749 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21751 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21754 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21756 (call_value): Likewise.
21758 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21759 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21762 * doc/invoke.texi: (optimization options): Reword description
21763 of -ffast-math. Document its primary purpose.
21765 2007-03-31 Richard Guenther <rguenther@suse.de>
21767 * omp-low.c (splay-tree.h): Include.
21768 (lookup_decl): Replace splay-tree usage by pointer-map.
21769 (maybe_lookup_decl): Likewise.
21770 (new_omp_context): Likewise.
21771 (delete_omp_context): Likewise.
21772 * gimplify.c (splay-tree.h): Include.
21773 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21775 (remap_ssa_name): Likewise.
21776 (remap_decl): Likewise.
21777 (remap_type_1): Likewise.
21778 (remap_type): Likewise.
21779 (copy_body_r): Likewise.
21780 (expand_call_inline): Likewise.
21781 (clone_body): Likewise.
21782 (copy_tree_r): Likewise.
21783 (remap_save_expr): Likewise.
21784 (unsave_r): Likewise.
21785 (unsave_expr_now): Likewise.
21786 (tree_function_versioning): Likewise.
21787 (build_duplicate_type): Likewise.
21788 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21789 (struct copy_body_data): Replace splay-tree by pointer-map.
21790 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21791 not $(SPLAY_TREE_H).
21792 (gimplify.o): Depend on $(SPLAY_TREE_H).
21793 (omp-low.p): Likewise.
21795 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21797 * config/avr/predicates.md (even_register_operand,
21798 odd_register_operand): New predicates.
21799 * config/avr/avr.md (movw peephole2): New.
21800 (movw_r peephole2): New.
21802 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21804 * tree.h (get_signed_or_unsigned_type): New.
21805 * fold-const.c (operand_equal_for_comparison_p): Use
21806 get_signed_or_unsigned_type instead of
21807 lang_hooks.types.signed_or_unsigned_type.
21808 * expr.c (store_expr): Ditto.
21809 * langhooks.c (get_signed_or_unsigned_type): New.
21810 (lhd_signed_or_unsigned_type): New.
21811 * langhooks.h (lhd_signed_or_unsigned_type): New.
21812 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21814 2007-03-30 Richard Henderson <rth@redhat.com>
21816 * tree-ssa-loop-ivopts.c: Include target.h.
21817 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21818 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21819 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21820 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21822 2007-03-30 Richard Henderson <rth@redhat.com>
21823 Kai Tietz <kai.tietz@onevision.com>
21825 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21826 default for 64-bit.
21827 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21828 (TARGET_64BIT_MS_ABI): New.
21829 (DBX_REGISTER_NUMBER): Handle 64-bit.
21830 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21831 (LONG_TYPE_SIZE): Force to 32.
21832 (REG_PARM_STACK_SPACE): New.
21833 (OUTGOING_REG_PARM_STACK_SPACE): New.
21834 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21835 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21836 (STACK_BOUNDARY): Use 128 for 64-bit.
21837 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21838 Add 64-bit implementation.
21839 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21841 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21842 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21843 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21844 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21845 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21846 TARGET_64BIT_MS_ABI.
21847 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21848 (ix86_pass_by_reference): Likewise.
21849 (ix86_function_value_regno_p): Likewise.
21850 (ix86_build_builtin_va_list): Likewise.
21851 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21852 (function_arg_advance_ms_64): New.
21853 (function_arg_advance): Call it.
21854 (function_arg_ms_64): New.
21855 (function_arg): Call it.
21856 (function_value_ms_64): New.
21857 (ix86_function_value_1): Call it.
21858 (return_in_memory_ms_64): New.
21859 (ix86_return_in_memory): Call it.
21860 (setup_incoming_varargs_ms_64): New.
21861 (ix86_setup_incoming_varargs): Call it.
21862 (ix86_expand_prologue): Handle 64-bit stack probing.
21863 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21864 (output_pic_addr_const): Likewise.
21865 (x86_this_parameter): Likewise.
21866 (x86_output_mi_thunk): Likewise.
21867 (x86_function_profiler): Likewise.
21868 (TARGET_STRICT_ARGUMENT_NAMING): New.
21869 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21870 (TARGET_64BIT_MS_ABI): New.
21871 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21872 * config/i386/i386.md (allocate_stack_worker): Remove.
21873 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21874 describe the clobber of eax without a match_scratch.
21875 (allocate_stack_worker_postreload): Remove.
21876 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21877 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21878 (allocate_stack_worker_rex64_postreload): Remove.
21879 (allocate_stack): Handle 64-bit.
21880 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21881 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21882 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21883 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21884 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21885 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21886 * config.build (x86_64-*-mingw*): New host.
21887 * config.host (x86_64-*-mingw*): New host.
21888 * config.gcc (x86_64-*-mingw*): New target.
21889 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21891 2007-03-30 Richard Henderson <rth@redhat.com>
21892 Kai Tietz <kai.tietz@onevision.com>
21894 * c-pragma.c (struct def_pragma_macro_value): New.
21895 (struct def_pragma_macro): New.
21896 (pushed_macro_table): New.
21897 (dpm_hash, dpm_eq): New.
21898 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21899 (init_pragma): Install them.
21900 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21902 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21904 * config/avr/avr.c (avr_override_options): Clear
21905 'flag_delete_null_pointer_checks'.
21907 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21910 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21911 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21912 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21913 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21914 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21915 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21916 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21918 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21920 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21922 * regmove.c: Move all of pass_stack_adjustments from here...
21923 * combine-stack-adj.c: ...to this new file.
21924 * Makefile.in: Add rules for combine-stack-adj.o.
21926 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21928 PR tree-optimization/31383
21929 * tree-data-ref.c (affine_function_equal_p): Do not require the
21930 vectors to have the same length.
21932 2007-03-30 Jan Hubicka <jh@suse.cz>
21934 PR middle-end/30700
21935 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21936 availablility; add more sanity checking; ask varpool only about
21939 2007-03-29 Richard Henderson <rth@redhat.com>
21941 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21942 to decide, but __SIZEOF_LONG_LONG__.
21944 2007-03-29 Richard Henderson <rth@redhat.com>
21946 * emutls.c (struct __emutls_array): New.
21947 (emutls_destroy): Use it instead of casting element 0 from void*.
21948 (__emutls_get_address): Likewise.
21950 2007-03-29 Richard Henderson <rth@redhat.com>
21952 * varasm.c (initializer_constant_valid_p): Don't deny
21953 DECL_DLLIMPORT_P on functions.
21955 * config/i386/cygming.h: Remove function declarations.
21956 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21957 (ASM_OUTPUT_LABELREF): Remove.
21958 (COMMON_ASM_OP): Remove.
21959 (ASM_OUTPUT_COMMON): Remove.
21960 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21961 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21962 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21963 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21964 Rename from TARGET_ENCODE_SECTION_INFO.
21965 * config/i386/netware.h: Likewise.
21966 * config/i386/i386-protos.h: Update.
21967 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21968 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21969 (legitimate_constant_p): Reject dllimports.
21970 (dllimport_map, get_dllimport_decl): New.
21971 (legitimize_dllimport_symbol): New.
21972 (legitimize_address, ix86_expand_move): Use it.
21973 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21974 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21975 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21976 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21977 * config/i386/predicates.md (constant_call_address_operand): Only
21978 accept symbols; reject dllimport_p symbols.
21979 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21980 i386_pe_maybe_record_exported_symbol.
21981 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21982 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21983 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21984 trust the setting of DECL_DLLIMPORT_P.
21985 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21986 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21987 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21988 tidy the argument scanning loop.
21989 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21990 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21991 (i386_pe_strip_name_encoding): Remove.
21992 (i386_pe_binds_local_p): New.
21993 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21994 (i386_pe_output_labelref): Remove.
21995 (i386_pe_asm_output_aligned_decl_common): New.
21996 (i386_pe_maybe_record_exported_symbol): Rename from
21997 i386_pe_record_exported_symbol; check for dllexported symbols.
21999 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
22001 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
22002 add comment explaining why vsnprintf cannot be used.
22004 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
22006 PR tree-optimization/30666
22007 * tree.c (build_complex_type): When creating type names for DWARF2
22008 debug info, create TYPE_DECLs for TYPE_NAME instead of
22010 (build_common_tree_nodes_2): Use build_complex_type when building
22011 predefined complex types, to preserve canonical types.
22013 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
22015 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
22016 (noce_get_alt_condition): Look at it to determine whether to
22017 reverse the condition or not.
22018 (noce_get_condition): Substitute the truth for lies.
22019 (noce_find_if_block): Set the then_else_reversed field.
22021 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
22023 * config/fr30/fr30.md (movdi): Do not accept immediates as the
22024 destination of this insn.
22025 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
22026 than calling gen_rtx_SET directly. Use r0 to hold the value of
22027 'address + 4' rather than a stack based temporary which can be
22028 mis-optimized away.
22030 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22032 * config/s390/s390.c (s390_secondary_input_reload_class,
22033 s390_secondary_output_reload_class): Functions removed.
22034 (s390_secondary_reload): New function.
22035 (TARGET_SECONDARY_RELOAD): Target macro defined.
22036 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
22037 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
22038 * config/s390/s390.md ("reload_outti", "reload_outdi",
22039 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
22040 "reload_out<mode>"): Expanders removed.
22041 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
22042 "reload<mode>_nonoffmem_out"): Expanders added.
22044 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22046 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
22047 action if SRC->DEST replacement failed anyway.
22049 2007-03-28 Mike Stump <mrs@apple.com>
22051 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
22052 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
22053 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
22055 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22057 * config.gcc: Accept barcelona as a variant of amdfam10.
22058 * config/i386/i386.c (override_options): Likewise.
22059 * doc/invoke.texi: Likewise.
22061 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
22063 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
22064 offsets for BIT_FIELD_REF and COMPONENT_REF.
22066 2007-03-28 Richard Guenther <rguenther@suse.de>
22068 * tree.c (is_global_var): Move ...
22069 * tree-flow-inline.h (is_global_var): ... here.
22070 * tree.h (is_global_var): Remove declaration.
22072 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
22074 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
22076 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
22077 * config/i386/i386.c (ix86_tune_features): Initialize new
22079 * config/i386/predicates.md (promotable_binary_operator): Use
22080 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
22082 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
22085 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
22087 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
22089 * config/fr30/fr30.md (movsi_internal): Change destination
22090 constraint from m to V and add m to the end.
22092 2007-03-28 Christian Bruel <christian.bruel@st.com>
22094 * config/sh/sh.md (movsi_i): Fix type attribute.
22096 2007-03-28 Christian Bruel <christian.bruel@st.com>
22098 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
22099 (movsf_ie): Likewise.
22101 2007-03-28 Christian Bruel <christian.bruel@st.com>
22103 * config.gcc: Add sh4-300 to multilib.
22104 * config/sh/t-mlib-sh4-300: New file.
22106 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
22108 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
22109 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
22110 fix_trunc<mode>di2.
22111 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
22112 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
22113 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
22114 "fixuns_trunctddi2"): Whitespace fix.
22116 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
22118 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
22119 the definition of struct sh_args.
22120 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
22121 CALL_COOKIE_INT_REG_GET): Likewise.
22123 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
22125 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
22126 transformations are applied successfully.
22128 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
22130 * tree.c (tree_contains_struct): Permit 512 tree codes.
22131 * tree.h (tree_contains_struct): Ditto.
22132 (MAX_TREE_CODES): Ditto.
22133 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
22134 SPARE member to store remaining padding bits.
22136 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22138 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
22141 2007-03-27 Janis Johnson <janis187@us.ibm.com>
22143 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
22144 * configure: Regenerate.
22146 * configure: Regenerate using the correct version of autoconf.
22148 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22150 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
22152 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
22153 regs to "__SP_L__" and "__SP_H__".
22155 2007-03-27 Richard Guenther <rguenther@suse.de>
22157 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
22158 computations with it with a HOST_WIDE_INT variable.
22160 2007-03-26 Mike Stump <mrs@apple.com>
22162 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
22163 objective-c-header, objective-c++-header and objc++-cpp-output
22165 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22167 2007-03-26 Richard Henderson <rth@redhat.com>
22170 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
22171 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
22172 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
22173 IX86_BUILTIN_PSRLQ128): New.
22174 (ix86_init_mmx_sse_builtins): Add them.
22175 (ix86_expand_builtin): Expand them.
22176 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
22177 operand 2 be TImode.
22178 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
22179 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
22180 _mm_srli_epi64): Mark __B const.
22181 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
22182 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
22183 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
22184 new two-vector shift builtins.
22186 2007-03-26 Ian Lance Taylor <iant@google.com>
22188 PR tree-optimization/31345
22189 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
22190 [+INF, +INF(OVF)] into VARYING.
22192 2007-03-26 Zack Weinberg <zackw@panix.com>
22194 * gengtype-parse.c: New file.
22195 * gengtype-yacc.y: Delete.
22196 * gengtype-lex.l: Don't include gengtype-yacc.h.
22197 Define YY_DECL and yyterminate appropriately for recursive
22198 descent parser. yylval is now a string out-parameter to yylex.
22199 (HWS, EOID): New shorthand.
22200 (IWORD): Add a couple more types.
22201 (yylex): Add a setup stanza. Remove the complex rules for
22202 detecting GTY'ed types and typedefs; replace with simple
22203 keyword detectors. Adjust everything for the changed
22204 definition of yylval. Ignore all pp-directives, not just #define.
22206 (parse_file): Rename yybegin; do not call yyparse.
22208 * gengtype.c (xasprintf): Export again.
22209 (this_file): New. Use everywhere __FILE__ was being used.
22210 (get_lang_bitmap): Special case types defined in gengtype.c.
22211 (do_typedef, new_structure): Suppress definition of certain types.
22212 (new_structure): Improve diagnostics of duplicate definitions.
22213 Make sure location_s is associated with input.h.
22214 (nreverse_pairs, define_location_structures): New functions.
22215 (main): Improve tagging of kludge types. Remove old kludges
22216 for input.h types; use define_location_structures.
22217 * gengtype.h: Update prototypes. Define token codes here.
22218 * Makefile.in: Remove all references to gengtype-yacc.
22219 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
22221 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
22222 add GTY((skip)) to the field that's only conditionally there.
22223 * doc/install.texi: Document that Bison is no longer required
22224 unless building treelang.
22226 * gengtype.c: Don't include gtyp-gen.h.
22227 (srcdir): Declare here.
22228 (base_files, lang_dir_names): Allocate dynamically.
22229 (gt_files, num_gt_files, num_lang_dirs): New globals.
22230 (measure_input_list, read_input_line, read_input_list)
22231 (set_lang_bitmap): New functions.
22232 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
22233 simplify, relying on read_input_list to set up the bitmaps.
22234 (main): Arguments are no longer unused. Check for correct number
22235 of command line arguments, set srcdir and srcdir_len, then call
22236 read_input_list, before doing anything else. No need to worry
22237 about duplicates in main loop.
22238 * configure.ac: Simplify the calculation of all_gtfiles.
22239 Put language tags in there. Don't set or substitute
22240 all_gtfiles_files_langs or all_gtfiles_files_frags.
22241 * Makefile.in: Revamp the way gengtype is invoked, now that it
22242 takes a file on its command line with a much simpler format.
22243 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
22244 (GTFILES): Remove duplicates and C source files.
22245 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
22246 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
22247 * configure: Regenerate.
22249 * gengtype.h: Remove all type definitions to gengtype.c; leave
22250 only definitions of options_p, type_p, and pair_p as opaque
22251 pointers. Update prototypes.
22252 * gengtype.c: Many type definitions moved here from gengtype.h.
22253 Consolidate type definitions at the top of the file.
22254 (xvasprintf): Delete.
22255 (xasprintf): Make static.
22256 (create_nested_pointer_option): Add 'next' parameter.
22257 (create_field_all, create_field_at): New functions.
22258 (create_field): Now a thin wrapper around create_field_all.
22259 (create_optional_field): Rename create_optional_field_ and add
22260 line argument. Original name is now a macro which supplies
22262 (oprintf): Use vsnprintf directly.
22263 (close_output_files): Use fatal rather than perror/exit.
22264 (note_def_vec, note_def_vec_alloc): Use create_field_at.
22265 (main): Set progname. Don't use exit.
22266 * gengtype-yacc.y (struct_fields): Use create_field_at.
22267 (option, optionseqopt): Delete.
22268 (optionseq): Consolidate productions from option here so we
22269 can use the first argument to create_option.
22271 * gengtype-lex.l: Distinguish unions from structures in the
22272 token type. Don't call find_structure; return the tag as a string.
22273 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
22274 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
22275 string. Reorganize typedef_struct production accordingly.
22276 Use create_nested_ptr_option.
22277 * gengtype.c (create_nested_ptr_option): New function.
22278 * gengtype.h: Declare it.
22280 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
22281 (string_type): Don't declare.
22282 (do_scalar_typedef): Declare.
22283 (create_scalar_type): Update prototype.
22284 * gengtype.c (string_type): Make static.
22285 (scalar_nonchar, scalar_char): New.
22286 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
22287 (resolve_typedef): Use scalar_nonchar for error recovery.
22288 (create_scalar_type): Remove name_len field. Return scalar_char
22289 or scalar_nonchar as appropriate.
22290 (adjust_field_type): Look at scalar_is_char boolean to decide whether
22291 to use string_type.
22292 (throughout): Use scalar_nonchar instead of calling
22293 create_scalar_type, whenever possible.
22294 (main): Initialize scalar_char and scalar_nonchar before calling
22296 * gengtype-lex.l: Adjust for removal of second argument to
22297 create_scalar_type. Use yylval.s instead of yylval.t when
22299 * gengtype-yacc.y: Type of SCALAR is string. Call
22300 create_scalar_type from type:SCALAR rule. Adjust for removal of
22301 second argument to create_scalar_type.
22303 * vec.h: Remove all #if IN_GENGTYPE blocks.
22304 Add comment saying that changes may require adjustments to gengtype.
22305 * gengtype.c: Don't include coretypes.h or tm.h.
22306 Add comment to inclusion of errors.h.
22307 (note_def_vec, note_def_vec_alloc): New functions.
22308 * gengtype.h: Declare new functions.
22309 * gengtype-lex.l: Don't include coretypes.h.
22310 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
22312 (update_lineno): Remove unnecessary prototype.
22313 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
22314 (VEC rule): Just return VEC_TOKEN.
22315 * gengtype-yacc.y (VEC_TOKEN): New token type.
22316 (type): Add a production for VEC(a,b).
22317 * Makefile.in: Update dependencies.
22319 * gengtype-lex.l: Remove rules for parsing pointer-to-function
22320 typedefs that use the old PARAMS macro.
22322 * gengtype-lex.l: Remove all rules and states relating to yacc
22324 * gengtype-yacc.y: Similarly.
22325 * gengtype.c (note_yacc_type): Delete function.
22326 * gengtype.h: Update prototypes.
22328 2007-03-26 Joseph Myers <joseph@codesourcery.com>
22330 * tree-pretty-print.c (dump_generic_node): Report precision of
22331 unnamed integer types.
22333 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
22335 * ifcvt.c (noce_try_store_flag_constants): Don't check
22336 no_new_pseudos here.
22337 (noce_try_store_flag_constants): Don't check no_new_pseudos.
22338 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
22339 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
22340 noce_try_sign_mask): Likewise.
22341 (if_convert): Check no_new_pseudos here.
22343 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
22345 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
22346 (noce_get_condition): Handle new then_else_reversed argument.
22347 (noce_init_if_info): Remove, fold into noce_find_if_block.
22348 (noce_process_if_block): Take a struct noce_if_info as the
22349 argument. Don't set up one based on ce_if_info. Update pointer
22350 references accordingly.
22351 (cond_move_process_if_block): Likewise.
22352 (process_if_block): Removed.
22353 (find_if_block): Removed. Move functionality two new functions,
22354 noce_find_if_block and cond_exec_find_if_block.
22355 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
22356 blocks and the symmetric IF-ELSE-JOIN case.
22357 (cond_exec_find_if_block): Also new function mostly based on old
22358 find_if_block and process_if_block.
22359 (find_if_header): Replace find_if_block call with separately
22360 guarded calls to noce_find_if_block and cond_exec_find_if_block.
22361 (find_cond_trap): Update noce_get_condition call.
22362 (dead_or_predicable): Likewise.
22364 2007-03-26 Jakub Jelinek <jakub@redhat.com>
22366 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
22368 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
22369 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
22370 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
22371 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
22372 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
22373 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
22374 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
22375 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
22376 __builtin_ia32_psrad128 builtins.
22378 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
22380 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
22381 * config/i386/constraints.md
22382 (define_constraint "I"): Use IN_RANGE macro.
22383 (define_constraint "J"): Ditto.
22384 (define_constraint "K"): Ditto.
22385 (define_constraint "M"): Ditto.
22386 (define_constraint "N"): Ditto.
22387 (define_constraint "O"): Ditto.
22388 * config/i386/predicates.md
22389 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
22390 (define_predicate "const_0_to_3_operand"): Ditto.
22391 (define_predicate "const_0_to_7_operand"): Ditto.
22392 (define_predicate "const_0_to_15_operand"): Ditto.
22393 (define_predicate "const_0_to_63_operand"): Ditto.
22394 (define_predicate "const_0_to_255_operand"): Ditto.
22395 (define_predicate "const_1_to_31_operand"): Ditto.
22396 (define_predicate "const_2_to_3_operand"): Ditto.
22397 (define_predicate "const_4_to_7_operand"): Ditto.
22399 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22401 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
22402 in SImode for save_world.
22403 * config/rs6000/altivec.md (save_world, restore_world): Convert to
22406 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
22408 PR tree-optimization/30784
22409 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
22412 2007-03-25 Revital Eres <eres@il.ibm.com>
22414 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
22415 Fold movement_possibility function into it.
22417 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22419 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
22420 (load_macho_picbase_{si,di}): Convert to LR hard reg.
22421 (call_indirect_nonlocal_darwin64): Same.
22422 (call_nonlocal_darwin64): Same.
22423 (call_value_indirect_nonlocal_darwin64): Same.
22424 (call_value_nonlocal_darwin64): Same.
22425 (sibcall_nonlocal_darwin64): Same.
22426 (sibcall_value_nonlocal_darwin64): Same.
22427 (sibcall_symbolic_64): Same.
22428 (sibcall_value_symbolic_64): Same.
22429 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
22431 (rs6000_emit_load_toc_table): Same.
22432 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
22433 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
22435 (divss_call): Same.
22436 (divus_call): Same.
22437 (quoss_call): Same.
22438 (quous_call): Same.
22439 (load_toc_v4_pic_si): Same
22440 (load_toc_v4_PIC_1): Same.
22441 (load_toc_v4_PIC_1b): Same.
22442 (call_indirect_aix{32,64}): Same.
22443 (call_value_indirect_aix{32,64}): Same.
22445 (call_value): Same.
22446 (call_local{32,64}): Same.
22447 (call_value_local{32,64}): Same.
22448 (call_indirect_nonlocal_aix{32,64}): Same.
22449 (call_nonlocal_aix{32,64}): Same.
22450 (call_value_indirect_nonlocal_aix{32,64}): Same.
22451 (call_value_nonlocal_aix{32,64}): Same.
22452 (call_indirect_nonlocal_sysv<mode>): Same.
22453 (call_nonlocal_sysv<mode>): Same.
22454 (call_value_indirect_nonlocal_sysv<mode>): Same.
22455 (call_value_nonlocal_sysv<mode>): Same.
22457 (sibcall_local{32,64}): Same.
22458 (sibcall_value_local{32,64}): Same.
22459 (sibcall_nonlocal_aix{32,64}): Same.
22460 (sibcall_value_nonlocal_aix{32,64}): Same.
22461 (sibcall_nonlocal_sysv<mode>): Same.
22462 (sibcall_value): Same.
22463 (sibcall_value_nonlocal_sysv<mode>): Same.
22465 2007-03-24 Paul Brook <paul@codesourcery.com>
22467 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22468 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22470 2007-03-24 Richard Henderson <rth@redhat.com>
22472 * config/ia64/constraints.md: New file.
22473 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22474 satisfies_constraint_?.
22475 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22476 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22477 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22478 ia64_output_mi_thunk): Likewise.
22479 (ia64_const_ok_for_letter_p): Remove.
22480 (ia64_const_double_ok_for_letter_p): Remove.
22481 (ia64_extra_constraint): Remove.
22482 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22483 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22484 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22485 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22486 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22487 EXTRA_MEMORY_CONSTRAINT): Remove.
22488 * config/ia64/ia64.md: Include constriants.md. Replace
22489 CONST_OK_FOR_? with satisfies_constraint_?.
22491 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22492 H.J. Lu <hongjiu.lu@intel.com>
22494 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22496 (name macros): Use DPD_BID_NAME to convert names properly.
22498 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22499 decimal floating point format.
22500 (init_floating_libfuncs): Change decimal functions so that they
22501 have a "bid_" prefix if the decimal system uses the BID format,
22502 and "dpd_" prefix if the decimal system uses the DPD format.
22503 (init_interclass_conv_libfuncs): Ditto.
22504 (init_intraclass_conv_libfuncs): Ditto.
22506 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22507 using the BID format.
22509 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22510 whether we are using the BID decimal format.
22511 * configure: Regenerate.
22513 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22514 the compiler has decimal floating point enabled. Define
22515 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22518 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22519 using the BID format.
22521 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22522 whether we are using the BID decimal format.
22523 * configure: Regenerate.
22525 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22526 the compiler has decimal floating point enabled. Define
22527 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22530 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22531 options, and that it is enabled for i386/x86_64 systems.
22533 * Makefile.in (enable_decimal_float): New.
22535 (DECNUMINC): Add -I$(DECNUMFMT).
22536 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22537 to $(DECNUMFMT) from $(DECNUM).
22539 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22540 Substitute enable_decimal_float.
22541 * configure: Regenerated.
22544 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22547 * configure.ac: Enable decimal float for x86_64-*-linux*.
22548 * configure: Regenerated.
22551 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22552 decimal128ClearSign to flip and clear the sign bit in decimal128.
22553 (decimal_real_maxval): Set decimal128SetSign to set the sign
22556 2007-03-23 Ian Lance Taylor <iant@google.com>
22558 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22560 2007-03-23 Ian Lance Taylor <iant@google.com>
22562 * tree-dump.c (dump_files): Correct comment.
22564 2007-03-23 Ian Lance Taylor <iant@google.com>
22566 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22568 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22570 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22571 in cfglayout mode. Don't go into and out of cfglayout mode.
22572 Link the blocks in the order of the constructed traces.
22573 (rest_of_handle_tracer): Adjust call to tracer.
22574 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22575 Don't go into cfglayout mode.
22576 (rtl_loop_done): Don't go out of cfglayout mode.
22577 * cfglayout.c (relink_block_chain): New function, split out from...
22578 (fixup_reorder_chain): ...here. Remove redundant checking.
22579 (cfg_layout_finalize): Don't clear the header, footer, and aux
22580 fields here, move the code to do so to relink_block_chain. Likewise
22581 for free_original_copy_tables.
22582 * rtl.h (tracer): Update prototype.
22583 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22584 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22585 mode. Use relink_block_chain to serialize the CFG according to the
22586 new basic block order. Move targetm.cannot_modify_jumps_p check from
22588 (gate_handle_reorder_blocks): ...to here.
22589 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22591 (gate_duplicate_computed_gotos): ...to here.
22592 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22593 something always changes when going into and out of cfglayout mode.
22594 Perform an expensive cfg cleanup while going into cfglayout mode.
22595 Always update liveness information on HAVE_conditional_execution
22596 targets. Reserialize the basic blocks and go out of cfglayout mode.
22597 * reg-stack.c: Include cfglayout.h.
22598 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22599 the call to reorder_basic_blocks.
22600 * basic-block.h (reorder_basic_blocks): Update prototype.
22601 (relink_block_chain): New prototype.
22602 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22604 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22606 * config/mips/mips.md (type, hazard, *movdi_32bit,
22607 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22608 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22609 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22610 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22611 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22613 (movcc): Change first xfer to multi.
22614 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22615 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22616 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22617 config/mips/generic.md: Change reservations using "xfer" to use
22619 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22620 using match_operand.
22621 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22622 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22624 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22626 2007-03-22 Richard Henderson <rth@redhat.com>
22628 * config/i386/i386.c: Remove unnecessary function declarations.
22629 Move targetm definition, and all related macros, to the end of
22630 the file. Resort some functions to put definitions before uses.
22631 (ix86_attribute_table): Make static. Move to end of file.
22632 (ix86_gimplify_va_arg): Make static.
22634 2007-03-22 Richard Henderson <rth@redhat.com>
22636 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22637 don't increase local_regparm with force_align_arg_pointer check.
22638 (ix86_function_sseregparm): Assert 32-bit.
22639 (type_has_variadic_args_p): New.
22640 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22641 type_has_variadic_args_p.
22642 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22643 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22644 use memset instead. Do maybe_vaarg check first; skip attribute
22645 tests if true; skip attribute tests for 64-bit.
22646 (construct_container): Remove TARGET_DEBUG_ARG.
22647 (function_arg_advance_32, function_arg_advance_64): Split out ...
22648 (function_arg_advance): ... from here.
22649 (function_arg_32, function_arg_64): Split out ...
22650 (function_arg): ... from here.
22651 (ix86_pass_by_reference): Tidy.
22652 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22653 (function_value_32): New, from parts of ix86_function_value
22654 and ix86_value_regno.
22655 (function_value_64): New, from parts of ix86_function_value
22656 and ix86_libcall_value.
22657 (ix86_function_value_1): New.
22658 (ix86_function_value, ix86_libcall_value): Use it.
22659 (return_in_memory_32, return_in_memory_64): Split out ...
22660 (ix86_return_in_memory): ... from here.
22661 (ix86_struct_value_rtx): Skip for 64-bit.
22662 (ix86_libcall_value, ix86_value_regno): Remove.
22663 (setup_incoming_varargs_64): Split out ...
22664 (ix86_setup_incoming_varargs): ... from here.
22665 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22666 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22667 * config/i386/i386-protos.h (ix86_function_value): Remove.
22668 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22670 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22673 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22674 infinities not supported, otherwise emit warning if -Woverflow. On
22675 underflow, emit warning if -Woverflow.
22676 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22678 * real.h (real_from_string): Update declaration
22680 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22681 Richard Henderson <rth@redhat.com>
22683 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22684 * calls.c (compute_argument_block_size, expand_call,
22685 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22686 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22687 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22688 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22689 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22690 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22691 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22692 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22695 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22697 * c-incpath.c (add_sysroot_to_chain): New.
22698 (merge_include_chains): Add sysroot argument. Call
22699 add_sysroot_to_chain if sysrooted.
22700 (register_include_chains): Update call to merge_include_chains.
22701 * doc/cppopts.texi: Document use of '=' in include directory
22704 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22706 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22707 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22708 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22709 insn pattern using X87MODEF12 mode macro.
22711 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22713 * regmove.c (regmove_optimize): Use reg_mentioned_p
22714 instead of reg_overlap_mentioned_p for DST.
22716 2007-03-21 Mike Stump <mrs@apple.com>
22718 * c.opt: Fixup for Objective-C/C++.
22720 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22722 * explow.c (convert_memory_address): Fold memory reference when
22723 POINTERS_EXTEND_UNSIGNED < 0
22725 2007-03-21 Richard Henderson <rth@redhat.com>
22728 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22729 * config/i386/mmintrin.h (__m64): Likewise.
22730 * config/i386/xmmintrin.h (__m128): Likewise.
22732 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22734 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22735 (VXWORKS_OS_CPP_BUILTINS): Define.
22736 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22737 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22739 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22741 * rtl.h (constant_pool_reference_p): Delete.
22742 (find_constant_src): Declare.
22743 * rtlanal.c (find_constant_src): New function.
22744 * simplify-rtx.c (constant_pool_reference_p): Delete.
22745 * config/i386/i386.md: Use find_constant_src instead of
22746 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22748 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22750 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22751 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22753 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22755 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22756 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22757 (arm_elf_asm_constructor): Use it.
22758 (arm_elf_asm_destructor): New function.
22760 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22762 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22764 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22766 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22768 2007-03-19 Andrew Haley <aph@redhat.com>
22770 PR tree-optimization/31264
22771 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22772 VIEW_CONVERT_EXPRs.
22774 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22776 PR rtl-optimization/30907
22777 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22778 (fwprop_init): Always call loop_optimizer_initialize.
22779 (fwprop_done): Always call loop_optimizer_finalize.
22780 (fwprop): We always have loop info now.
22781 (gate_fwprop_addr): Remove.
22782 (pass_fwprop_addr): Use gate_fwprop as gate.
22784 PR rtl-optimization/30841
22785 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22786 df_chain_alloc): Call df_reorganize_refs unconditionally.
22787 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22788 refs_organized to refs_organized_size.
22789 (df_ref_create_structure): Use refs_organized_size instead of
22790 bitmap_size if refs had been organized, and keep refs_organized_size
22792 * df.h (struct df_ref_info): Change refs_organized to
22793 refs_organized_size.
22794 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22797 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22799 * except.c (output_function_exception_table): Do not reference the
22800 EH personality routine for functions that do not require an
22803 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22806 * c-typeck.c (convert_for_assignment): Call comptypes for
22807 RECORD_TYPE or UNION_TYPE.
22809 PR inline-asm/30505
22810 * reload1.c (reload): Do invalid ASM checking after
22811 cleanup_subreg_operands.
22813 2007-03-19 Jeff Law <law@redhat.com>
22815 * tree-cfg.c (find_taken_edge): Tighten conditions for
22816 optimizing computed gotos.
22818 2007-03-19 Michael Matz <matz@suse.de>
22820 * builtins.c (expand_builtin_sync_operation,
22821 expand_builtin_compare_and_swap,
22822 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22825 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22826 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22829 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22831 * doc/tm.texi: Add brackets around the return type of
22832 TARGET_SECONDARY_RELOAD.
22834 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22835 Richard Guenther <rguenther@suse.de>
22837 PR tree-optimization/31254
22838 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22839 Use handled_component_p () where appropriate. Continue
22840 propagating into the rhs if we propagated into an INDIRECT_REF
22843 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22845 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22846 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22847 (xde, xdee): Mode attributes adjusted to support DFP modes.
22848 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22849 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22850 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22851 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22852 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22853 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22854 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22856 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22857 "movsf"): Insn definitions removed.
22858 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22859 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22860 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22862 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22863 "reload_in<mode>", "reload_out<mode>"): Expander added.
22864 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22867 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22869 * config/s390/s390.md: Only non-functional changes. Renamed
22870 FPR mode macro to BFP all over the file.
22872 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22874 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22875 (op_type attribute): RRF instruction type added.
22876 (fT0): New mode attribute.
22877 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22878 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22879 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22880 instruction no secondary memory is needed when moving DFmode values
22881 between GPRs and FPRs.
22883 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22885 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22886 inverted and documentation adjusted.
22887 ("mhard-dfp", "msoft-dfp"): New options.
22888 * config/s390/s390.c (s390_handle_arch_option): New architecture
22890 (override_options): Sanity checks for the new options added.
22891 * config.gcc: New architecture switch: z9-ec.
22892 * config/s390/s390.h (processor_flags): PF_DFP added.
22893 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22894 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22895 when the bit is NOT set so remove it from the defaults.
22897 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22899 * genemit.c (main): Print include statement for dfp.h.
22900 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22903 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22905 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22907 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22910 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22911 instead of PATTERN.
22913 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22915 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22916 attr_length_call, output_call, output_indirect_call): Cleanup
22917 formatting of targetm calls.
22919 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22921 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22923 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22925 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22926 reservation, bypass and anti-bypass descriptions for these
22927 instructions. Update move patterns.
22928 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22931 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22933 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22934 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22935 (get_initial_def_for_reduction): Likewise.
22937 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22939 Fix PR tree-optimization/29922
22940 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22941 (get_representative): Removed.
22942 (value_dies_in_block_x): Update for rvuse removal.
22943 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22944 (compute_antic_aux): Handle when PHI nodes appear in
22945 non-single-successors.
22946 (dump_bitmap_of_names): Removed.
22947 (compute_antic_safe): Renamed and removed rvuse calculation.
22948 Calculate only antic safe.
22949 (insert_into_preds_of_block): Remove assert.
22950 (execute_pre): Update for renamed functions.
22951 (defer_or_phi_translate_block): New function.
22953 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22955 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22956 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22958 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22959 Follow spelling conventions.
22961 * tree-data-ref.h: Remove the prototype for analyze_array.
22963 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22965 PR tree-optimization/31041
22966 * tree-vect-transform.c (get_initial_def_for_induction): Call
22967 force_gimple_operand.
22969 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22971 * ipa-type-escape.c (look_for_casts) : Revert code to use
22972 handled_component_p due to ada test a-numaux.adb.
22974 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22976 * final.c (final_scan_insn): Alter the condition of a
22977 conditional trap if we have nonstandard CC.
22979 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22981 * configure.ac: Remove excess quoting from asm line 0 test.
22982 * configure: Rebuilt.
22984 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22986 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22987 * c-common.c (convert_and_check): Move warning logic to...
22988 (warnings_for_convert_and_check): ...here. Define.
22989 * c-common.h (warnings_for_convert_and_check): Declare.
22991 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22993 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22994 (output_call): Likewise.
22996 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22998 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
23000 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23002 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
23004 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
23006 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
23007 opteron, athlon-64 and athlon-fx processor_alias_table entries.
23009 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
23011 PR tree-optimization/31183
23012 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
23013 Use double_int instead of unsigned int for representing access_strides.
23014 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
23016 2007-03-16 Richard Guenther <rguenther@suse.de>
23018 PR tree-optimization/31146
23019 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
23020 to allow recursion of forward_propagate_addr_expr.
23021 (forward_propagate_addr_into_variable_array_index): Likewise.
23022 (forward_propagate_addr_expr): Likewise.
23023 (tree_ssa_forward_propagate_single_use_vars): Likewise.
23024 (forward_propagate_addr_expr_1): Recurse on simple copies
23025 instead of propagating into them. Do so for useless conversions
23027 (forward_propagate_addr_expr): Clean up unused statements after
23030 2007-03-16 Richard Guenther <rguenther@suse.de>
23032 * builtins.c (expand_builtin_cexpi): Use the right argument
23033 for the expansion via cexp.
23035 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23037 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
23038 * configure: Rebuilt.
23040 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23043 * dwarf2out.c (force_type_die): Adjust comment.
23044 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
23046 2007-03-15 DJ Delorie <dj@redhat.com>
23048 * config/frv/predicates.md (minmax_operator): Don't check operands
23051 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23053 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
23054 Update constant estimates of number of iterations.
23055 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
23056 argument renamed to "realistic".
23057 (compute_estimated_nb_iterations): Removed.
23058 (record_niter_bound): New function.
23059 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
23060 call record_nonwrapping_iv with upper = false.
23061 (infer_loop_bounds_from_signedness): Pass upper argument to
23062 record_nonwrapping_iv.
23063 (estimate_numbers_of_iterations_loop): Do not call
23064 compute_estimated_nb_iterations. Record estimate based on profile
23065 information. Initialize the constant estimates of number of
23067 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
23069 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
23070 number of iterations is too small.
23071 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
23072 (EST_NOT_AVAILABLE): Removed.
23073 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
23074 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
23077 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23079 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
23080 Handle NE_EXPR guards.
23082 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23085 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
23086 Set also -pedantic-errors by default for the preprocessor unless
23087 -fpermissive is given.
23089 2007-03-15 Richard Guenther <rguenther@suse.de>
23091 PR middle-end/29719
23092 PR middle-end/31161
23093 * builtins.c (expand_builtin_cexpi): As a fallback if we
23094 don't have builtins for sincos or cexp create a function
23095 declaration for cexp and expand to a call to that.
23096 (expand_builtin_int_roundingfn): Always fall
23097 back to floor/ceil and its variants even if they may be
23100 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
23102 PR middle-end/31159
23103 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
23104 jump tables, move the call to delete_dead_jumptables from here...
23105 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
23106 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
23107 don't allow merging of blocks that try_redirect_by_replacing_jump
23108 also does not handle when not optimizing.
23110 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23111 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23113 * config/i386/i386.md (x86_sahf_1): Correctly handle
23116 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23119 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
23120 x86_64_general_operand as operand[2] predicate. Remove "iF"
23121 from operand constraints and use "e" constraint instead.
23122 (*subti3_1, *subti3_1 splitter): Ditto.
23123 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
23124 operand[1] predicate.
23126 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
23128 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
23129 arrays, multiply the access strides by the size of the sub-array.
23130 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
23132 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23134 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
23135 the configured assembler supports the sahf mnemonic.
23136 * configure: Regenerate.
23137 * config.in: Regenerate.
23139 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
23140 emit "sahf" or ".byte\t0x9e" as asm template.
23142 2007-03-14 Michael Meissner <michael.meissner@amd.com>
23145 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
23146 option to replace hard coded TARGET_xxx in md file.
23147 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
23148 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23149 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
23150 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
23151 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
23152 (X86_TUNE_NOT_VECTORMODE): Ditto.
23153 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
23154 (TUNE_AVOID_VECTOR_DECODE): Ditto.
23155 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23156 (TUNE_SLOW_IMUL_IMM8): Ditto.
23157 (TUNE_MOVE_M1_VIA_OR): Ditto.
23158 (TUNE_NOT_UNPAIRABLE): Ditto.
23159 (TUNE_NOT_VECTORMODE): Ditto.
23161 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
23164 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
23165 tuning options instead of hard coded TARGET_xxx.
23166 (fix ssemode peephole2's): Ditto.
23167 (imul peephole2's): Ditto.
23169 (movdi_or_rex64): Ditto.
23170 (move peephole2): Ditto.
23171 (not peephole2's): Ditto.
23173 2007-03-14 Dirk Mueller <dmueller@suse.de>
23175 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
23176 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
23177 * c-parser.c (c_parser_if_body): Always add an empty statement in case
23179 * c-parser.c (c_parser_do_statement): Warn about empty body in
23180 do/while statement.
23181 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
23182 * doc/invoke.texi (-Wempty-body): Update documentation.
23184 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23187 * c-common.h (warn_for_div_by_zero): Declare.
23188 * c-common.c (warn_for_div_by_zero): Define.
23189 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
23192 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23194 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
23195 to PREFIX and STANDARD_PREFIX.
23197 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23198 Phil Edwards <phil@codesourcery.com>
23200 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
23201 (__gthread_once_t): Remove busy field for RTPs.
23202 (__GTHREAD_ONCE_INIT): Update accordingly.
23204 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23206 * doc/invoke.texi: Document VxWorks options.
23208 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23210 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
23212 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
23214 PR tree-optimization/30590
23215 * tree-nrv.c (tree_nrv): Check for the partial update of the
23218 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23220 * flags.h (flag_random_seed): Remove declaration, in favor of...
23221 * toplev.h (get_random_seed, set_random_seed): ... these.
23222 * tree.c (get_file_function_name): Use the former.
23223 * opts.c (common_handle_option): Use the latter.
23226 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
23228 PR middle-end/31127
23229 * cse.c (cse_find_path): Do not bail out if a basic block that
23230 we already visited now becomes part of a path that starts at a
23231 different basic block. Just disallow this, to make sure we
23232 visit each basic block at most once.
23234 2007-03-13 Jan Hubicka <jh@suse.cz>
23236 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
23237 attributes, when profile esitmate is present, calls with very low
23238 frequency are cold.
23240 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
23242 PR tree-optimization/30730
23243 PR tree-optimization/26900
23244 * tree-ssa-loop-niter.c: Include gmp.h.
23245 (bounds): New type.
23246 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
23247 split_to_var_and_offset, determine_value_range,
23248 bound_difference_of_offsetted_base, refine_bounds_using_guard,
23249 bound_difference, bounds_add, bounds_negate,
23250 number_of_iterations_ne_max, dump_affine_iv): New functions.
23251 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
23252 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
23253 difference of initial and final value of control iv to validate
23255 (number_of_iterations_cond): Add loop parameter. Determine bounds
23256 on the difference of the extremes of the control iv. Add dumps.
23257 (expand_simple_operations): Handle phi nodes.
23258 (simplify_using_initial_conditions): Do not record used conditions.
23259 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
23260 Do not set additional_info.
23261 (implies_nonnegative_p, implies_ge_p): Removed.
23262 (derive_constant_upper_bound): Do not use parameter `additional'.
23263 (record_estimate): Parameter `additional' removed. Parameter
23264 `i_bound' added. Do not call derive_constant_upper_bound.
23265 (record_nonwrapping_iv): Use derive_constant_upper_bound to
23266 bound the number of iterations estimate.
23267 (estimate_numbers_of_iterations_loop): Pass the estimate from
23268 the number of iterations analysis to record_estimate.
23269 * tree.h (multiple_of_p): Declare.
23270 * tree-scalar-evolution.c (expression_expensive_p): Removed.
23271 (scev_const_prop): Do not check expression_expensive_p.
23272 * fold-const.c (multiple_of_p): Exported.
23273 * double-int.c (double_int_mask): Exported.
23274 * double-int.h (double_int_mask): Declare.
23275 * tree-flow.h (struct tree_niter_desc): Removed additional_info
23276 field. Added max field.
23278 2007-03-13 David Taylor <taylor@candd.org>
23281 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
23284 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23287 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
23288 two unamed patterns.
23290 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
23292 * config/i386/i386.opt (mcx16, msahf): New options.
23293 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
23294 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
23296 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
23297 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
23298 Output -mcx16 and -msahf options when corresponding bit is set.
23300 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
23301 and -msahf options.
23303 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23305 * configure.ac: Test for assembler tolerance to # 0 "".
23306 * configure, config.in: Rebuilt.
23307 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
23309 2007-03-13 Geoffrey Keating <geoffk@apple.com>
23311 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
23313 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
23314 (handle_syscall): Handle direct system calls.
23315 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
23317 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23319 * doc/invoke.texi: Fix cpp.info cross-reference.
23320 * doc/passes.texi: Fix gcc.info cross-reference.
23322 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
23324 PR tree-optimization/30835
23325 * lambda-code.c (can_convert_to_perfect_nest): Check whether
23326 bb_for_stmt is not NULL before accessing it.
23328 2007-03-12 Joseph Myers <joseph@codesourcery.com>
23330 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
23333 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23336 * doc/install.texi: Document --enable-stage1-languages
23338 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
23340 * tree-pass.h (pass_into_cfg_layout_mode,
23341 pass_outof_cfg_layout_mode): Declare.
23342 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
23343 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
23344 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
23345 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
23347 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
23349 * c-decl.c (warn_variable_length_array): New function.
23350 Refactored from grokdeclarator to handle warn_vla
23351 and handle unnamed array case.
23352 (grokdeclarator): Refactored VLA warning case.
23353 * c.opt (Wvla): New flag.
23354 * doc/invoke.texi (Wvla): New warning.
23356 2007-03-12 Richard Henderson <rth@redhat.com>
23358 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
23359 (TARGET_SECTION_TYPE_FLAGS): New.
23361 2007-03-12 Richard Henderson <rth@redhat.com>
23363 * config/darwin.c (machopic_reloc_rw_mask): New.
23364 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
23365 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
23367 2007-03-12 Mark Mitchell <mark@codesourcery.com>
23369 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
23370 * cppdefault.h (cpp_PREFIX): Document.
23371 (cpp_PREFIX_len): Likewise.
23372 (cpp_EXEC_PREFIX): New variable.
23373 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
23374 * c-incpath.c (add_standard_paths): Correct logic for relocating
23375 paths within prefix.
23377 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
23379 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
23380 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
23382 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
23383 fix_truncdfdi_sse using SSEMODEF mode macro.
23384 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
23385 fix_truncdfsi_sse using SSEMODEF mode macro.
23386 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
23387 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
23389 2007-03-12 Richard Sandiford <richard@codesourcery.com>
23391 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
23392 elfos.h to tm_file.
23394 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
23396 * tree.h : Add multiple_of_p declaration.
23397 * fold-const.c (multiple_of_p): Make multiple_of_p public.
23398 * ipa-type-escape.c (results_of_malloc): Redundant.
23399 (visited_stmts): New. Visited stmt for walk_use_def_chains.
23400 (cast_type): Extended with new members.
23401 (check_cast): Returns cast_type.
23402 (cast): New structure for data of walk_use_def_chains.
23403 (is_malloc_result, is_cast_from_non_pointer_1,
23404 is_cast_from_non_pointer,
23405 is_array_access_through_pointer_and_index): New functions.
23406 (look_for_casts): Returns cast types.
23407 (check_call): Returns void.
23408 (okay_pointer_operation): Use support of pointer plus index,
23409 pointer plus constant and allow all multiplications.
23411 2007-03-11 Richard Guenther <rguenther@suse.de>
23413 PR tree-optimization/31115
23414 * tree-vrp.c (extract_range_from_binary_expr): Make sure
23415 the shift count is positive and non-anti-range for RSHIFT_EXPR.
23416 A shift count of zero is not special as with *_DIV_EXPR.
23417 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
23420 2007-03-11 Ian Lance Taylor <iant@google.com>
23422 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
23423 the *_DIV_EXPR codes correctly with overflow infinities.
23425 2007-03-11 Ira Rosen <irar@il.ibm.com>
23427 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
23428 indicate success/failure of the analysis. Add negation to subtrahend
23429 in case of subtraction. Fail if both operands contain constants.
23430 (create_data_ref): Fail if analyze_offset fails.
23432 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
23434 * config/i386/i386.md (frndintxf2): Rename to ...
23435 (rintxf2): ... this. Remove expander having same name.
23436 (rintsf2, rintdf2): Implement using SSEMODEF macro.
23437 (roundsf2, rounddf2): Ditto.
23438 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
23439 (lround<mode>di2, lround<mode>si2): Ditto.
23441 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
23443 * lower-subreg.c: Include except.h.
23444 (decompose_multiword_subregs): Verify that the only control flow
23445 insns we can split are loads to multi-words pseudos.
23446 Handle breaking such blocks after splitting, instead of calling
23447 find_many_sub_basic_blocks.
23449 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
23450 on the new basic block. Add a lengthy comment explaining why we
23451 thought this was necessary.
23452 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23454 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23457 * tree.c (walk_type_fields): Recurse into the element type of
23458 ARRAY_TYPEs if there is a pointer set.
23460 2007-03-10 Dirk Mueller <dmueller@suse.de>
23462 * c-common.c (warn_logical_operator): Fix condition.
23464 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23466 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23468 * config/darwin.c (machopic_select_section): Remove superfluous
23469 argument in call to categorize_decl_for_section. Remove unused
23472 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23474 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23476 * configure: Regenerate.
23478 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23481 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23482 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23483 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23484 Add LABEL_NUSES to emitted label.
23485 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23486 branch probability value to emitted jump insn.
23487 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23488 Do not check life information and do not re-arrange input operands
23489 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23491 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23493 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23494 the change of decode_asm_operands.
23496 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23498 * mode-switching.c (create_pre_exit): Skip blockage insn.
23500 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23502 * tree-pass.h (TODO_update_smt_usage): Remove.
23504 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23508 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23510 * pa.c (attr_length_call): Revise condition for long
23511 pc-relative branch.
23512 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23513 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23514 sequence on SOM target.
23516 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23518 * gcc.c: Document %{, in big comment at top.
23519 (input_suffix_matches): Remove special handling for .s and
23521 (input_spec_matches): New.
23522 (handle_braces): Handle %{,.
23523 (validate_switches): ',' indicates a value which is not a switch.
23524 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23525 to detect assembler input.
23526 * config/i386/sol2.h (CPP_SPEC): Likewise.
23527 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23528 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23529 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23530 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23531 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23532 -m64 causes deployment target to default to 10.5.
23533 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23535 2007-03-09 Richard Henderson <rth@redhat.com>
23538 * target.h (targetm.asm.out.reloc_rw_mask): New.
23539 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23540 (TARGET_ASM_OUT): Use it.
23541 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23542 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23543 use the new reloc_rw_mask target hook instead.
23544 (default_section_type_flags_1): Merge into...
23545 (default_section_type_flags): ... here.
23546 (decl_readonly_section_1): Merge into...
23547 (decl_readonly_section): ... here.
23548 (default_elf_select_section_1): Merge into...
23549 (default_elf_select_section): ... here.
23550 (default_unique_section_1): Merge into...
23551 (default_unique_section): ... here.
23552 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23553 (default_select_rtx_section): Use it.
23554 (default_elf_select_rtx_section): Likewise.
23555 * output.h: Update to match.
23556 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23557 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23558 (TARGET_ASM_RELOC_RW_MASK): New.
23559 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23560 to categorize_decl_for_section.
23561 (x86_64_elf_unique_section): Likewise.
23562 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23563 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23564 (TARGET_ASM_RELOC_RW_MASK): New.
23565 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23566 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23567 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23568 (TARGET_RWRELOC): Remove.
23569 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23570 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23571 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23572 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23573 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23574 (rs6000_xcoff_select_section): Use decl_readonly_section.
23575 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23576 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23577 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23578 (TARGET_SECTION_TYPE_FLAGS): Remove.
23579 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23581 2007-03-09 Roger Sayle <roger@eyesopen.com>
23583 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23584 complex constant equality/inequality comparisons for here.
23585 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23586 known at compile-time or can be simplified to a scalar comparison.
23587 (fold_relational_const): Move compile-time evaluation of complex
23588 constant equality/inequality comparisons to here.
23590 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23592 PR rtl-optimization/30643
23593 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23595 (fold_rtx): Recurse, like before 2006-11-03.
23597 2007-03-09 DJ Delorie <dj@redhat.com>
23599 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23602 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23604 PR tree-optimization/30375
23605 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23606 LHS of statements is not the same.
23607 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23609 2007-03-09 Chao-ying Fu <fu@mips.com>
23611 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23613 * doc/invoke.texi (-mdspr2): Document new option.
23614 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23615 New unspec for DSP REV 2.
23616 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23617 these instructions are extended in DSP REV 2.
23618 (mips-dspr2.md): Include.
23619 * config/mips/mips.opt (mdspr2): New option.
23620 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23621 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23622 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23623 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23624 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23625 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23626 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23628 (bdesc_map): Add one field of unsupported_target_flags.
23629 (bdesc_arrays): Update entries to have extra fields. Add
23631 (mips_init_builtins): Initialize new function types.
23632 Check unsupported_target_fileds to filter out builtins.
23633 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23635 (ASM_SPEC): Pass mdspr2 to the assembler.
23636 * config/mips/mips-dspr2.md: New file.
23638 2007-03-09 Sa Liu <saliu@de.ibm.com>
23640 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23642 2007-03-09 Ian Lance Taylor <iant@google.com>
23644 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23645 argument) like -Wstrict-overflow=2.
23646 * doc/invoke.texi (Warning Options): Update documentation.
23648 2007-03-09 Dirk Mueller <dmueller@suse.de>
23651 * doc/invoke.texi (-Wlogical-op): Document.
23652 * common.opt (-Wlogical-op): New.
23653 * c-common.h (warn_logical_operator): Declare.
23654 * c-common.c (warn_logical_operator): Define.
23655 * c-typeck.c (parser_build_binary_op): Call
23656 warn_logical_operator.
23658 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23660 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23661 * final.c (final_scan_insn): Test for non-"" file name.
23663 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23665 * doc/loop.texi: Document the Omega linear constraints solver.
23666 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23667 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23668 omega-hash-table-size, omega-max-keys, and
23669 omega-eliminate-redundant-constraints.
23670 * tree-pass.h (pass_check_data_deps): Declared.
23673 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23674 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23675 pass_check_data_deps): New.
23676 * tree-data-ref.c (init_data_ref): Remove declaration.
23677 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23678 (analyze_array): Renamed init_array_ref, move up initializations.
23679 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23680 Removed arguments that are set to NULL.
23681 (analyze_indirect_ref): Correct indentation, correct call to
23683 (object_analysis): Call init_array_ref instead of analyze_array.
23684 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23685 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23686 of DR_ACCESS_FNS_ADDR.
23687 (init_omega_eq_with_af, omega_extract_distance_vectors,
23688 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23689 ddr_consistent_p): New.
23690 (compute_affine_dependence): Check consistency of ddrs when
23691 flag_check_data_deps is passed.
23692 (analyze_all_data_dependences): Uncomment.
23693 (tree_check_data_deps): New.
23694 * tree-data-ref.h: Include omega.h.
23695 (DR_ACCESS_FNS_ADDR): Removed.
23696 (data_dependence_relation): Add inner_loop.
23697 (DDR_INNER_LOOP): New.
23698 * common.opt (fcheck-data-deps): New.
23699 * tree-flow.h (tree_check_data_deps): Declare.
23700 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23701 (OBJS-common): Depend on omega.o.
23703 * passes.c (pass_check_data_deps): Scheduled.
23704 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23705 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23706 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23707 PARAM_VECT_MAX_VERSION_CHECKS,
23708 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23710 2007-03-09 Richard Guenther <rguenther@suse.de>
23712 PR tree-optimization/30904
23713 PR middle-end/31058
23714 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23715 the same way as *_DIV_EXPR.
23717 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23719 * recog.c (decode_asm_operands): No mixed declarations and code.
23721 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23723 * rtl.def (ASM_INPUT): Add location.
23724 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23725 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23726 (decode_asm_operands): Add loc operand.
23727 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23728 * stmt.c (expand_asm): Rename to...
23729 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23730 gen_rtx_ASM_INPUT_loc.
23731 (expand_asm_expr): Adjust.
23732 * recog.c (decode_asm_operands): Add loc operand.
23733 (check_asm_operands, extract_insn): Adjust.
23734 * reload1.c (maybe_fix_stack_asms): Likewise.
23735 * final.c (asm_insn_count): Likewise.
23736 (final_scan_insn): Output # line before and after asm.
23738 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23740 * tree-ssa-structalias.c (variable_info): Remove
23742 (new_var_info): Ditto.
23743 (shared_bitmap_info_t): New structure.
23744 (shared_bitmap_table): New variable.
23745 (shared_bitmap_hash): New function.
23746 (shared_bitmap_eq): Ditto
23747 (shared_bitmap_lookup): Ditto.
23748 (shared_bitmap_add): Ditto.
23749 (merge_smts_into): Change to take bitmap directly.
23750 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23751 (init_alias_vars): Init shared bitmap hashtable.
23752 (delete_points_to_sets): Delete shared bitmap hashtable.
23753 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23754 is_aliased removal as a change that was still necessary was
23757 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23759 * config/i386/i386.h (override_options): Conditionally disable
23760 x86_sahf for 64bit targets only.
23762 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23765 * c-decl.c (merge_decls): Don't call make_var_volatile.
23766 * varasm.c (make_var_volatile): Remove.
23767 * output.h (make_var_volatile): Remove.
23769 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23771 PR tree-optimization/31085
23772 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23774 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23776 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23777 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23778 ATTR_CONST_NOTHROW_LIST.
23780 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23783 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23785 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23787 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23790 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23792 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23793 passed, use shared libgcc.
23795 2007-03-08 Roger Sayle <roger@eyesopen.com>
23797 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23798 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23799 (honor_protect_cleanup_actions, lower_try_finally_switch):
23801 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23802 ifc_temp_var): Likewise.
23803 * tree-inline.c (setup_one_parameter): Likewise.
23804 * tree-mudflap.c (mf_decl_cache_locals,
23805 mf_build_check_statement_for): Likewise.
23806 * tree-nested.c (init_tmp_var, save_tmp_var,
23807 finalize_nesting_tree_1): Likewise.
23808 * tree-outof-ssa.c (insert_copy_on_edge,
23809 insert_backedge_copies): Likewise.
23810 * tree-profile.c (tree_gen_edge_profiler,
23811 tree_gen_ic_profiler): Likewise.
23812 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23813 * tree-sra.c (sra_build_assignment): Likewise.
23814 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23815 * tree-ssa-math-opts.c (insert_reciprocals,
23816 execute_cse_sincos_1): Likewise.
23817 * tree-tailcall.c (adjust_accumulator_values,
23818 adjust_return_value): Likewise.
23819 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23820 * tree-vect-transform.c (vect_create_data_ref_ptr,
23821 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23822 vect_create_epilog_for_reduction, vectorizable_reduction,
23823 vectorizable_call, vectorizable_conversion,
23824 vectorizable_assignment, vectorizable_operation,
23825 vectorizable_type_demotion, vect_gen_widened_results_half,
23826 vect_permute_store_chain, vectorizable_store,
23827 vect_setup_realignment, vect_permute_load_chain,
23828 vectorizable_load, vectorizable_condition,
23829 vect_create_cond_for_align_checks): Likewise.
23830 * tree-vrp.c (build_assert_expr_for): Likewise.
23832 2007-03-08 Ian Lance Taylor <iant@google.com>
23834 * tree-vrp.c: Include "intl.h".
23835 (usable_range_p): New static function.
23836 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23837 overflowed values, juts set *strict_overflow_p.
23838 (compare_values): Only return -2 if one of the operands is not a
23840 (compare_ranges): Call usable_range_p.
23841 (compare_range_with_value): Likewise.
23842 (vrp_evaluate_conditional_warnv): Rename from
23843 vrp_evaluate_conditional. Make static. Change all callers.
23844 (vrp_evaluate_conditional): New function.
23845 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23846 on signed overflow.
23847 (simplify_abs_using_ranges): Likewise.
23848 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23849 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23850 within_stmt parameter.
23851 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23852 vrp_evaluate_conditional.
23853 * tree-ssa-threadedge.c
23854 (record_temporary_equivalences_from_stmts_at_dest): Change
23855 simplify parameter to take a second tree parameter.
23856 (simplify_control_stmt_condition): Likewise.
23857 (thread_across_edge): Likewise.
23858 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23859 (thread_across_edge): Likewise.
23860 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23862 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23864 * config/i386/i386.h (TARGET_SAHF): New define.
23865 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23866 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23867 (x86_sahf): New global variable.
23868 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23869 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23870 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23871 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23873 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23874 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23875 when expanding fcomi/sahf based tests.
23876 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23877 expanding sahf based alternative. Emit sahf based sequence when
23878 optimizing for code size.
23879 * config/i386/i386.md (x86_sahf_1): Do not disable for
23880 TARGET_64BIT, enable for TARGET_SAHF.
23882 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23884 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23885 spurious whitespace from error message.
23887 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23890 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23892 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23894 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23896 * tree-sra.c (instantiate_element): Propagate disabled warnings
23897 from the element itself to the created variable.
23899 2007-03-07 Richard Henderson <rth@redhat.com>
23902 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23903 silently fix up the stack in the case of a missing register.
23905 2007-03-07 Paul Brook <paul@codesourcery.com>
23907 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23909 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23911 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23913 (phase1_vrs): Use them.
23914 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23915 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23916 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23917 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23918 __gnu_Unwind_Restore_WMMXC if required.
23919 (_Unwind_VRS_Pop): Implement iWMMXt support.
23920 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23921 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23922 gnu_Unwind_Save_WMMXC): Define.
23924 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23926 * config/vxworks.h (vxworks_override_options): Declare.
23927 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23928 * config/vxworks.c: Include target.h and toplev.h.
23929 (vxworks_override_options): New function.
23930 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23932 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23934 * config/s390/s390.c (override_options): Don't emit an error when
23935 -mstack-size is used without providing -mstack-guard.
23936 (s390_emit_prologue): Choose stack_guard value automatically if not
23937 provided via command line.
23938 * doc/invoke.texi: Adjust description of -mstack-guard and
23941 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23943 * config/i386/i386.c (output_set_got): Add a GOT initialization
23944 sequence for VxWorks PIC.
23945 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23946 around labels as well as symbols. Use gotoff_operand instead
23947 of local_symbolic_operand.
23948 (legitimize_pic_address): Use gotoff_operand instead of
23949 local_symbolic_operand. Use @GOT accesses for labels as
23951 (ix86_output_addr_diff_elt): Use PC-relative rather than
23952 GP-relative offsets for VxWorks PIC.
23953 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23954 no_new_pseudos. Check whether the returned register is op0.
23955 * config/i386/i386.md (tablejump): Use PC-relative rather than
23956 GP-relative offsets for VxWorks PIC.
23957 * config/i386/predicates.md (gotoff_operand): New predicate.
23959 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23961 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23963 * config/vxworks-dummy.h: New file.
23964 * config/i386/i386.h: Include it.
23966 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23968 * dwarf2out.c (is_inlined_entry_point): New
23969 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23970 DW_AT_ranges if the first subblock is the entry point.
23972 2007-03-06 David Daney <ddaney@avtrex.com>
23974 * doc/install.texi (mips-*-*): Change recommended binutils
23977 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23979 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23980 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23982 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23983 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23985 2007-03-06 Jan Hubicka <jh@suse.cz>
23987 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23988 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23990 (probably_cold_bb_p): Cold functions are cold.
23991 (probably_never_executed_bb_p): Cold functions are cold.
23992 (tree_bb_level_predictions): Predict calls to cold functions as not
23994 (compute_function_frequency): Check hot/cold attributes.
23995 * function.h (function_frequency): Update comments.
23996 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23997 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23998 (c_common_att): Add cold and hot.
24000 * doc/extend.texi (hot,cold attributes): Document.
24002 2007-03-06 Andrew Haley <aph@redhat.com>
24004 * function.c (expand_function_end): Move blockage to just after we
24005 emit the label for the naked return from the function.
24007 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24009 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
24012 2007-03-06 Jan Hubicka <jh@suse.cz>
24014 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
24015 loaded for constant large models. Non-large 64bit PIC can do.
24016 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
24017 * cmodel.h: Add LARGE PIC.
24018 * i386.md (UNSPEC_PLTOFF): New.
24019 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
24021 (*call_1_rex64): Disable for large models.
24022 (*call_1_rex64_large): New.
24023 (*call_value_1_rex64): Disable for large models.
24024 (*call_value_1_rex64_large): New.
24025 (set_rip_rex4): New.
24026 (set_got_offset_rex64): New.
24027 * predicates.md (constant_call_address_operand): For large model
24028 constant calls are not possible.
24029 * i386-protos.h (construct_plt_address): Declare.
24030 * i386.c (override_options): Accept large models.
24031 (ix86_expand_prologue): Expand large PIC GOT pointer load.
24032 (legitimate_constant_p): Add new UNSPECs.
24033 (legitimate_pic_operand_p): Likewise.
24034 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
24035 (legitimize_pic_address): Do easy RIP relative way for TLS only for
24037 (output_pic_addr_const): Add PLTOFF.
24038 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
24039 (ix86_expand_move): Legitimize pic address when in PIC mode.
24040 (construct_plt_address): New function.
24041 (ix86_expand_call): Offload the address to register and use GOT
24042 pointer for large model.
24043 * invoke.texi (mcmodel=large): Update documentation.
24045 2007-03-06 Richard Henderson <rth@redhat.com>
24047 * config/i386/i386.c (x86_use_leave, x86_push_memory,
24048 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
24049 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
24050 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
24051 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
24052 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
24053 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
24054 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
24055 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
24056 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
24057 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24058 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
24059 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24060 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24061 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
24062 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
24063 x86_schedule, x86_use_bt, x86_pad_returns,
24064 x86_use_xchgb): Merge into ...
24065 (ix86_tune_features): ... here. New array.
24066 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24067 x86_bswap): Merge into ...
24068 (ix86_arch_features): ... here. New array.
24069 (x86_3dnow_a): Remove.
24070 (x86_accumulate_outgoing_args): Make static.
24071 (x86_arch_always_fancy_math_387): Make static.
24072 (ix86_tune_mask, ix86_arch_mask): Move ...
24073 (override_options): ... to local variables here. Apply the
24074 appropriate mask to each element of ix86_arch_features and
24075 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
24076 as were done in the old macros.
24077 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
24078 * config/i386/i386.h (x86_use_leave, x86_push_memory,
24079 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
24080 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
24081 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
24082 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
24083 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
24084 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
24085 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
24086 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
24087 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
24088 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24089 x86_accumulate_outgoing_args, x86_prologue_using_move,
24090 x86_epilogue_using_move, x86_decompose_lea,
24091 x86_arch_always_fancy_math_387, x86_shift1,
24092 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24093 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24094 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
24095 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24096 x86_use_incdec, x86_pad_returns, x86_bswap,
24097 x86_partial_flag_reg_stall): Remove.
24098 (enum ix86_tune_indices): New.
24099 (ix86_tune_features): New.
24100 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
24101 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
24102 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
24103 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
24104 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
24105 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
24106 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
24107 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
24108 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
24109 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
24110 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
24111 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
24112 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
24113 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
24114 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
24115 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
24116 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
24117 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
24118 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
24119 TARGET_EXT_80387_CONSTANTS): Use it.
24120 (enum ix86_arch_indices): New.
24121 (ix86_arch_features): New.
24122 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
24123 TARGET_BSWAP): Use it.
24124 (ix86_tune_mask, ix86_arch_mask): Remove.
24126 2007-03-06 Joseph Myers <joseph@codesourcery.com>
24129 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
24130 Define using $${sysroot_headers_suffix}.
24131 * configure: Regenerate.
24132 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
24133 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
24135 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
24136 * gcc.c (print_sysroot_headers_suffix): New.
24137 (option_map): Include --print-sysroot-headers-suffix.
24138 (display_help): Mention -print-sysroot-headers-suffix.
24139 (process_command): Handle -print-sysroot-headers-suffix.
24140 (do_spec_1): Append multilib directory to include-fixed path if
24141 sysroot suffixes in use.
24142 (main): Handle -print-sysroot-headers-suffix.
24143 * Makefile.in (start.encap): Don't depend on xlimits.h
24144 (xlimits.h): Remove.
24145 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
24146 limits.h for each multilib in fixinc_list.
24147 (fixinc_list, s-fixinc_list): New.
24148 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
24149 generate them for each multilib in fixinc_list.
24150 (stmp-fixproto): Use include-fixed. Run fixproto for each
24151 multilib in fixinc_list.
24152 (mostlyclean): Don't remove xlimits.h.
24153 (clean): Remove include-fixed.
24154 (real-install-headers-tar, real-install-headers-cpio,
24155 real-install-headers-cp): Don't copy include, only include-fixed.
24156 (install-mkheaders): Depend on fixinc_list. Don't depend on
24157 xlimits.h. Save limits.h files for each multilib in fixinc_list.
24158 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
24159 SYSTEM_HEADER_DIR setting in mkheaders.conf.
24161 2007-03-06 Jan Hubicka <jh@suse.cz>
24163 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
24166 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24168 * configure.ac: Allow tm_file to contain build-directory files.
24169 * configure: Regenerate.
24170 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
24171 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
24172 * config/m68k/print-sysroot-suffix.sh: New file.
24174 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24176 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
24177 of pic_offset_table_rtx if reload_completed.
24178 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
24179 PIC_OFFSET_TABLE_REGNUM.
24180 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
24182 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
24183 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
24185 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24187 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24188 functions that call eh_return.
24190 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24192 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24193 functions that need a constant pool.
24195 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24198 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
24199 (m68k_preferred_reload_class): Likewise.
24200 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
24201 (SECONDARY_RELOAD_CLASS): Define.
24202 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
24203 (LIMIT_RELOAD_CLASS): Delete.
24204 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
24205 registers from storing bytes.
24206 (m68k_secondary_reload_class): New function.
24207 (m68k_preferred_reload_class): Likewise.
24209 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24211 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
24213 (m68k_expand_prologue): Likewise.
24215 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24217 * config/m68k/m68k-protos.h (output_sibcall): Declare.
24218 (mips_expand_epilogue): Add a bool parameter.
24219 (m68k_legitimize_sibcall_address): Declare.
24220 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
24221 (m68k_expand_epilogue): Add a parameter to select between sibling
24222 and normal epilogues. Only generate a return for the latter.
24223 (m68k_ok_for_sibcall_p): New function.
24224 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
24225 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
24226 (sibcall_value, *sibcall_value): Likewise.
24227 (*call, *call_value): Require !SIBLING_CALL_P.
24228 (epilogue): Update call to m68k_expand_epilogue.
24229 (sibcall_epilogue): New pattern.
24230 * config/m68k/predicates.md (const_call_operand): Say that this
24231 predicate applies to sibling calls too.
24232 (sibcall_operand): New predicate.
24234 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24236 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
24237 alternatives as movsi_cf.
24238 (movsf_cf_hard): Add commentary.
24240 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
24241 Richard Sandiford <richard@codesourcery.com>
24243 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
24244 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
24245 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
24246 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
24247 as being live on exit from an interrupt function.
24248 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
24249 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
24250 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
24251 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
24252 (m68k_interrupt_function_p): Globalize.
24253 (m68k_compute_frame_layout): Remove reverse mask code.
24254 (m68k_emit_movem, m68k_set_frame_related): New functions.
24255 (m68k_output_function_prologue): Delete in favor of...
24256 (m68k_expand_prologue): ...this new function.
24257 (m68k_output_function_epilogue): Delete in favor of...
24258 (m68k_expand_epilogue): ...this new function.
24259 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
24261 (print_operand): Handle %?.
24262 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
24263 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
24264 (prologue, epilogue): New patterns.
24265 (return): Turn into a define_expand.
24266 (*return): New pattern, derived from old "return" pattern. Use rte
24267 rather than rts for interrupt functions. Only use rtd if the pop
24269 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
24270 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
24271 (link, *link, unlink, *unlink, load_got): Likewise.
24273 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24277 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
24278 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
24279 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
24280 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
24281 and m68k_matches_u_p.
24282 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
24283 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
24284 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
24285 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
24286 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
24287 (REG_STRICT_P): New macro.
24288 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
24289 PCREL_GENERAL_OPERAND_OK.
24290 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
24291 m68k_legitimate_base_reg_p.
24292 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
24293 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
24294 (PIC_CASE_VECTOR_ADDRESS): Update comment.
24295 * config/m68k/m68k.c (m68k_address): New structure.
24296 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
24297 (m68k_decompose_index, m68k_legitimate_constant_address_p)
24298 (m68k_jump_table_ref_p, m68k_decompose_address)
24299 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
24300 (m68k_matches_u_p): New functions.
24301 (print_operand_address): Rewrite to use m68k_decompose_index.
24303 2007-03-05 David Taylor <dtaylor@emc.com>
24305 * gcc.c: Correct copyright date in --version output.
24307 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24309 * pa.md: In unamed move patterns, disparge copies between general
24310 and floating point registers using '?' modifier. Don't include 'f'
24311 constraint for register preferences in DImode, SImode, HImode and
24312 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
24313 Remove constraints for copies between general and floating registers
24314 in soft-float DFmode pattern.
24315 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
24319 2007-03-05 Mike Stump <mrs@apple.com>
24321 * c-common.c (targetcm): Add.
24322 * c-opts.c (c_common_handle_option): Handle language specific
24324 * opts.c (handle_option): Verify language for target options, if
24326 * opth-gen.awk: Add CL_LANG_ALL.
24327 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
24328 (TARGETCM_INITIALIZER): Add.
24329 * target.h (struct gcc_targetcm): Add.
24331 * targhooks.c (default_handle_c_option): Add.
24332 * targhooks.h (default_handle_c_option): Add.
24333 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
24335 * config/darwin.opt (iframework): Add.
24336 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
24337 * config/darwin-c.c (handle_c_option): Add.
24338 (TARGET_HANDLE_C_OPTION): Add.
24340 * doc/invoke.texi (Darwin Options): Add -iframework.
24342 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24344 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
24347 2007-03-05 Ian Lance Taylor <iant@google.com>
24349 * c.opt (fgnu89-inline): New option.
24350 * c-opts.c (c_common_post_options): Set default value for
24352 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
24353 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
24355 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
24356 (grokdeclarator, start_function): Likewise.
24357 * c-cppbuiltin.c (c_cpp_builtins): Define either
24358 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
24359 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
24360 (C Dialect Options): Document -fgnu89-inline.
24361 * doc/extend.texi (Function Attributes): Explain what the
24362 gnu_inline attribute does.
24363 * doc/cpp.texi (Common Predefined Macros): Document
24364 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
24366 2007-03-05 Ian Lance Taylor <iant@google.com>
24368 PR tree-optimization/31034
24369 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
24370 half-range if the other side is an overflow infinity.
24372 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24374 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
24375 (bfin*-linux-uclibc*): New configuration.
24376 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
24378 * config/bfin/linux.h: New file.
24379 * config/bfin/libgcc-bfin.ver: New file.
24380 * config/bfin/t-bfin-uclinux: New file.
24381 * config/bfin/t-bfin-linux: New file.
24382 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
24383 (TARGET_OS_CPP_BUILTINS): New macro.
24385 2007-03-05 Richard Guenther <rguenther@suse.de>
24387 * fold-const.c (fold_binary): Remove duplicate folding
24388 of comparison of non-null ADDR_EXPR against null.
24390 2007-03-05 Richard Guenther <rguenther@suse.de>
24391 Dorit Nuzman <dorit@il.ibm.com>
24393 PR tree-optimization/26420
24394 * tree-vectorizer.c (vectorize_loops): Bail out early if there
24395 are no loops in the function. Only print the number of
24396 vectorized loops if it is greater than zero or we are supposed
24397 to print information about unvectorized loops.
24399 2007-03-05 Revital Eres <eres@il.ibm.com>
24401 * gcc.dg/var-expand1.c: New test.
24402 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
24403 when an accumulator is expanded.
24405 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24408 * c-common.c (convert_and_check): Don't give warnings for
24409 conversion if 'expr' already overflowed.
24411 2007-03-04 Roger Sayle <roger@eyesopen.com>
24413 PR middle-end/30744
24414 * fold-const.c (fold_comparison): Enforce type consistency when
24415 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
24417 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
24419 * tree-ssa-address.c (create_mem_ref): Do not put an expression
24420 containing a cast to the base of TARGET_MEM_REF.
24422 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
24424 * tree.c (tree_contains_struct_check_failed): Remove spurious
24425 whitespace from error message.
24427 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
24430 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
24431 instead of precision.
24433 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
24434 Nathan Sidwell <nathan@codesourcery.com>
24436 * emit-rtl.c (find_auto_inc): New.
24437 (try_split): recreate REG_INC notes,
24438 Use regular for loops rather than whiles.
24440 2007-03-03 Andreas Schwab <schwab@suse.de>
24442 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
24443 * configure: Regenerate.
24445 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24447 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
24448 flag_rounding_math, not flag_unsafe_math_optimizations.
24450 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
24452 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24453 alpha_fold_vector_minmax): Likewise.
24454 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24455 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24457 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24459 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24460 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24461 if the lhs has side-effects.
24462 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24464 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24466 * config/i386/i386.h (TUNEMASK): Remove define.
24467 (ARCHMASK): Remove define.
24468 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24469 Use ix86_arch_mask variable instead of ARCHMASK.
24470 * config/i386/i386.c (override_options): Ditto.
24471 (standard_80387_constant_p): Ditto.
24473 2007-03-02 Ian Lance Taylor <iant@google.com>
24475 Used signed infinities in VRP.
24476 * tree-vrp.c (uses_overflow_infinity): New static function.
24477 (supports_overflow_infinity): New static function.
24478 (make_overflow_infinity): New static function.
24479 (negative_overflow_infinity): New static function.
24480 (positive_overflow_infinity): New static function.
24481 (is_negative_overflow_infinity): New static function.
24482 (is_positive_overflow_infinity): New static function.
24483 (is_overflow_infinity): New static function.
24484 (overflow_infinity_range_p): New static function.
24485 (compare_values_warnv): New function split out of compare_values.
24486 (compare_value): Call it.
24487 (set_value_range_to_nonnegative): Add overflow_infinity
24488 parameter. Change caller.
24489 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24491 (vrp_expr_computes_nonzero): Likewise.
24492 (compare_ranges, compare_range_with_value): Likewise.
24493 (compare_name_with_value, compare_names): Likewise.
24494 (vrp_evaluate_conditional): Likewise.
24495 (set_value_range): Handle infinity
24496 (vrp_operand_equal_p, operand_less_p): Likewise.
24497 (extract_range_from_assert): Likewise.
24498 (vrp_int_const_binop): Likewise.
24499 (extract_range_from_binary_expr): Likewise.
24500 (extract_range_from_unary_expr): Likewise.
24501 (extract_range_from_comparison): Likewise.
24502 (extract_range_from_expr): Likewise.
24503 (dump_value_range): Likewise.
24504 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24505 (test_for_singularity): Likewise.
24506 (vrp_int_const_binop): Remove inline qualifier.
24507 (adjust_range_with_scev): Add comment.
24508 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24510 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24512 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24513 (get_constraint_for): Likewise.
24514 (do_structure_copy): Likewise.
24515 (find_func_aliases): Fix references to MODIFY_EXPR.
24516 (intra_create_variable_infos): Tidy.
24517 * tree-ssa-operands.c (add_virtual_operand): Add argument
24519 When adding members of alias sets, if IS_CALL_SITE is true and
24520 the symbol is not call-clobbered, skip it.
24521 Adjust all callers.
24523 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24525 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24526 entry by means of emit_insn_at_entry.
24528 2007-03-02 Richard Henderson <rth@redhat.com>
24530 * expr.h (promoted_input_arg): Remove decl.
24531 * function.c (promoted_input_arg): Merge into ...
24532 * combine.c (setup_incoming_promotions): ... only caller.
24533 Rearrange to avoid double loop.
24535 2007-03-02 Ben Elliston <bje@au.ibm.com>
24536 Peter Bergner <bergner@vnet.ibm.com>
24537 Janis Johnson <janis187@us.ibm.com>
24539 * config/rs6000/dfp.md: New file.
24540 * config/rs6000/rs6000.md: Include dfp.md.
24541 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24542 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24543 and TDmode decimal float modes in FP registers.
24544 (num_insns_constant): Likewise.
24545 (rs6000_legitimate_offset_address_p): Likewise.
24546 (rs6000_legitimize_address): Likewise.
24547 (rs6000_legitimize_reload_address): Likewise.
24548 (rs6000_legitimate_address): Likewise.
24549 (rs6000_emit_move): Likewise.
24550 (function_arg_boundary): Likewise.
24551 (function_arg_advance): Likewise.
24552 (rs6000_darwin64_record_arg_recurse): Likewise.
24553 (function_arg): Likewise.
24554 (rs6000_gimplify_va_arg): Likewise.
24555 (rs6000_split_multireg_move): Likewise.
24556 (rs6000_output_function_epilogue): Likewise.
24557 (rs6000_output_function_epilogue): Likewise.
24558 (rs6000_register_move_cost): Likewise.
24559 (rs6000_function_value): Likewise.
24560 (rs6000_libcall_value): Likewise.
24562 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24564 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24566 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24568 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24569 Use $MULTIDIR to choose between the kernel and RTP headers,
24570 and use $WIND_BASE and $WIND_USR to locate them.
24572 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24574 * config/i386/i386.c (override_options): Put initialization of
24575 ix86_tune_mask and ix86_arch_mask to the correct place.
24577 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24578 Michael Meissner <michael.meissner@amd.com>
24581 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24582 (ARCHMASK): Define.
24583 (TARGET_CMOVE): Use ARCHMASK.
24584 (TARGET_CMPXCHG): Ditto.
24585 (TARGET_CMPXCHG8B): Ditto.
24586 (TARGET_XADD): Ditto.
24587 (TARGET_BSWAP): Ditto.
24588 * config/i386/i386.c (ix86_tune_mask): New global variable.
24589 (ix86_arch_mask): Ditto.
24590 (override_options): Initialize ix86_tune_mask and
24591 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24594 2007-03-02 Ben Elliston <bje@au.ibm.com>
24597 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24599 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24601 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24602 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24603 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24604 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24606 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24607 rs6000_init_dwarf_reg_sizes_extra): New.
24608 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24609 SPE register high parts.
24611 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24613 * Makefile.in: Add install-pdf target as
24614 copied from automake v1.10 rules.
24615 * configure.ac: Add install-pdf to target list.
24616 * configure: Regenerate.
24618 2007-03-01 Paul Brook <paul@codesourcery.com>
24620 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24621 modes to LDRD for DImode.
24622 (output_move_double): Fixup out of range ldrd/strd.
24623 (vfp_secondary_reload_class): Rename...
24624 (coproc_secondary_reload_class): ... to this. Add wb argument.
24625 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24626 coproc_secondary_reload_class for CLASS_IWMMXT.
24627 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24628 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24630 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24632 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24633 unroll factor by the estimated number of iterations.
24634 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24635 than prefetch latency.
24637 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24638 decode_caches_intel, detect_caches_intel): New functions.
24639 (host_detect_local_cpu): Use detect_caches_amd and
24640 detect_caches_intel.
24642 2007-03-01 Richard Henderson <rth@redhat.com>
24644 * expr.c (emit_move_complex_push): Export.
24645 (emit_move_complex_parts): Split out from ...
24646 (emit_move_complex): ... here.
24647 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24648 * config/i386/i386.md (movcdi): New.
24650 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24652 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24653 size of mode1 to check for tieable modes in MMX case.
24655 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24657 * Makefile.in (rtlanal.o): Depend on tree.h.
24658 * rtl.h (offset_within_section_p, split_const): Declare.
24659 * rtlanal.c: Include tree.h.
24660 (offset_within_block_p): New function, taken from
24661 mips_offset_within_object_p.
24662 (split_const): New function, taken from mips_split_const.
24663 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24665 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24666 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24667 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24668 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24669 (m68k_illegitimate_symbolic_constant_p): New function.
24670 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24671 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24672 symbolic constant that might be outside the symbol's section,
24673 move the symbol first and then add the offset.
24674 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24676 * config/mips/mips.c (mips_split_const): Delete.
24677 (mips_offset_within_object_p): Delete.
24678 (mips_symbolic_constant_p): Use offset_within_section_p and
24679 split_const instead of mips_offset_within_object_p and
24681 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24682 (mips_legitimize_const_move, print_operand_reloc)
24683 (mips_dangerous_for_la25_p): Use split_const instead of
24686 2007-02-28 Eric Christopher <echristo@apple.com>
24688 * Makefile.in (install-include-dir): Don't rm -rf include.
24690 2007-02-28 Richard Guenther <rguenther@suse.de>
24692 PR middle-end/30364
24693 * fold-const.c (fold_binary): Do not associate expressions
24694 with more than one variable for integer types that do not wrap.
24696 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24698 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24699 Delete, and replace with...
24700 (fold_builtin_call_array): This. Update callers to use it.
24701 * fold-const.c (fold_build_call_list): Delete, and replace with...
24702 (fold_build_call_array): This.
24703 (fold_build_call_list_initializer): Delete, and replace with...
24704 (fold_build_call_array_initializer): This.
24705 * tree.h: Update declarations to reflect above changes.
24707 * c-typeck.c (build_function_call): Store converted arguments
24708 in a stack-allocated array instead of building a list.
24709 (convert_arguments): Store arguments in the array passed in as an
24710 argument, and return the actual number of arguments.
24711 * c-format.c: (check_function_format): Pass arguments in an
24712 array instead of a list.
24713 * c-common.c (check_function_nonnull): Likewise.
24714 (check_function_sentinel): Likewise.
24715 (check_function_arguments): Likewise.
24716 * c-common.h: Update declarations to reflect above changes.
24718 2007-02-28 Jan Hubicka <jh@suse.cz>
24720 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24721 PRED_NEGATIVE_RETURN): Update outcomes.
24723 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24725 * calls.c (emit_library_call_value_1): Handle partial registers
24726 correctly when building up CALL_INSN_FUNCTION_USAGE.
24728 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24730 * pa/predicates.md (move_src_operand): Allow zero for mode.
24731 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24734 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24737 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24738 *movv2df_internal): Enable pattern only for valid operand
24740 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24741 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24743 2007-02-27 Mike Stump <mrs@apple.com>
24745 * config/darwin-crt3.c: Avoid compilation when compiling for a
24748 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24750 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24752 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24753 for fixed headers and limits.h.
24754 (install-include-dir, install-headers-tar, install-headers-cpio,
24755 install-headers-cp, real-install-headers-tar,
24756 real-install-headers-cpio, real-install-headers-cp): Handle
24757 include-fixed as well as include.
24758 (install-mkheaders): Don't install files that go only in include
24760 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24761 from GCC_INCLUDE_DIR.
24762 * gcc.c (process_command): Remove special -BstageN/ handling.
24763 (do_spec_1): Add include-fixed directories.
24765 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24767 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24769 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24771 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24774 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24776 * c-common.c (get_priority): Add check for
24777 SUPPORTS_INIT_PRIORITY.
24779 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24781 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24783 * config/bfin/bfin.c: Include "cfglayout.h".
24784 (MAX_LSETUP_DISTANCE): New macro.
24785 (struct loop_info): New members incoming, incoming_src and
24786 incoming_dest. Delete member predecessor.
24787 (length_for_loop): New function.
24788 (bfin_optimize_loop): Handle more different loop structures.
24789 (bfin_discover_loop): Rework detection of predecessor blocks by
24790 examining incoming edges.
24791 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24793 (bfin_reorder_loops): New function.
24794 (bfin_reorg_loops): Use these three new functions.
24796 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24797 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24798 (CONSTRAINT_LEN): Add entry for 'q'.
24799 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24800 Add 'q' constraints.
24801 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24802 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24804 * config/bfin/bfin.md (add_with_carry): New pattern.
24805 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24806 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24807 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24808 support unsigned multiplies too. Removed incorrect commutativity from
24809 operand 1 constraint where appropriate.
24810 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24812 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24813 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24815 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24816 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24817 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24818 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24819 usmulhisi_hh_huh): New patterns.
24821 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24822 lshifthi3): Fix output template to use half reg for operand 2.
24824 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24827 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24829 2007-02-27 Andreas Schwab <schwab@suse.de>
24831 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24833 2007-02-27 Jan Hubicka <jh@suse.cz>
24835 * predict.c (last_basic_block_p): Remove.
24836 (tree_estimate_probability): Update return heuristic for commonized
24839 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24841 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24843 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24845 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24846 * doc/cpp.texi: Standardize title page.
24847 * doc/cppinternals.texi: Likewise.
24848 * doc/gcc.texi: Standardize title page, remove version number
24849 from copyright page.
24850 * doc/gccint.texi: Likewise.
24851 * doc/install.texi: Standardize title page, add table of
24854 2007-02-26 Jan Hubicka <jh@suse.cz>
24856 * predict.def: Set outcomes according to more recent results.
24857 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24858 Remove dead predictors.
24859 * predict.c (return_prediction): Fix pasto.
24861 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24863 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24864 change; avoid a memory leak when returning early.
24866 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24868 * c-decl.c (static_ctors): Move to c-common.c.
24869 (static_dtors): Likewise.
24870 (finish_function): Use c_record_cdtor_fn.
24871 (build_cdtor): Move to c-common.c.
24872 (c_write_global_declarations): Use c_build_cdtor_fns.
24873 * c-common.h (static_ctors): Declare.
24874 (static_dtors): Likewise.
24875 (c_record_cdtor_fn): Likewise.
24876 (c_build_cdtor_fns): Likewise.
24877 * c-common.c (static_ctors): New variable.
24878 (static_dtors): Likewise.
24879 (c_record_cdtor_fn): New function.
24880 (build_cdtor): Move from c-decl.c
24881 (c_build_cdtor_fns): New function.
24883 * output.h (assemble_addr_to_section): Declare.
24884 (get_cdtor_priority_section): Likewise.
24885 * varasm.c (assemble_addr_to_section): New function.
24886 (get_cdtor_priority_section): Likewise.
24887 (default_named_section_asm_out_destructor): Use them.
24888 (destor_dtor_section_asm_out_destructor): Likewise.
24889 (default_named_section_asm_out_constructor): Likewise.
24890 (default_ctor_section_asm_out_constructor): Likewise.
24891 * config.gcc (*-*-vxworks*): Include vxworks.o.
24892 * config/t-vxworks (vxworks.o): New target.
24893 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24894 (TARGET_ASM_CONSTRUCTOR): Define.
24895 (TARGET_ASM_DESTRUCTOR): Likewise.
24896 (vxworks_asm_out_constructor): Declare.
24897 (vxworks_asm_out_destructor): Likewise.
24899 * c-common.c (get_priority): Check that we have not just an
24900 INTEGER_CST, but an integer constant with integeral type.
24902 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24904 PR tree-optimization/30938
24905 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24906 use &dt[nargs-1] instead of &dt[nargs] in the call to
24907 vect_is_simple_use().
24909 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24911 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24912 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24913 Do not attempt to handle MEM inside auto-inc expressions.
24914 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24915 of a register modified by an auto-inc expression. However, do handle
24916 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24917 (elimination_effects): Prohibit elimination of a register modified
24918 by an auto-inc expression. Disable register elimination rules whose
24919 target register is modified by an auto-inc expression with variable
24922 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24924 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24926 (array_at_struct_end_p): New function.
24927 (idx_infer_loop_bounds): Use it.
24928 (estimate_numbers_of_iterations_loop): Export.
24929 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24930 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24931 (tree_estimate_probability): Call record_loop_exits.
24932 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24933 (estimated_loop_iterations, estimated_loop_iterations_int,
24934 estimated_loop_iterations_tree): New functions.
24935 (analyze_siv_subscript_cst_affine,
24936 compute_overlap_steps_for_affine_1_2,
24937 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24938 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24939 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24940 (PRED_LOOP_ITERATIONS_GUESSED): New.
24941 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24942 * cfgloop.h (estimate_numbers_of_iterations_loop,
24943 estimated_loop_iterations_int): Declare.
24945 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24947 * doc/extend.texi: Document optional priority argument to
24948 constructors and destructors.
24949 * tree.c (init_priority_for_decl): Adjust GTY markers.
24950 (init_ttree): Use priority-info hash functions for
24951 init_priority_for_decl.
24952 (tree_map_eq): Rename to ...
24953 (tree_map_base_eq): ... this.
24954 (tree_map_marked_p): Rename to ...
24955 (tree_map_base_marked_p): ... this.
24956 (tree_map_base_hash): New function.
24957 (decl_init_priority_lookup): Rework.
24958 (decl_fini_priority_lookup): New function.
24959 (decl_priority_info): New function.
24960 (decl_init_priority_insert): Use it.
24961 (decl_fini_priority_insert): Likewise.
24962 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24964 (decl_restrict_base_insert): Likewise.
24965 (decl_debug_expr_insert): Likewise.
24966 (decl_value_expr_lookup): Likewise.
24967 (decl_value_expr_insert): Likewise.
24968 * tree.h (priority_type): New type.
24969 (decl_init_priority_lookup): Use priority_type.
24970 (decl_fini_priority_lookup): New function.
24971 (decl_init_priority_insert): Use priority_type.
24972 (decl_fini_priority_insert): New function.
24973 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24974 (DECL_INIT_PRIORITY): Likewise.
24975 (SET_DECL_INIT_PRIORITY): Add comment.
24976 (DECL_FINI_PRIORITY): New macro.
24977 (SET_DECL_FINI_PRIORITY): Likewise.
24978 (DEFAULT_INIT_PRIORITY): Document.
24979 (MAX_INIT_PRIORITY): Likewise.
24980 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24981 (tree_map_base): New type.
24982 (tree_map_base_eq): New function.
24983 (tree_map_base_hash): Likewise.
24984 (tree_map_base_marked_p): Likewise.
24985 (tree_map): Inherit from tree_map_base.
24986 (tree_map_eq): Make it a macro.
24987 (tree_map_marked_p): Likewise.
24988 (tree_int_map): Inherit from tree_map_base.
24989 (tree_int_map_eq): Make it a macro.
24990 (tree_int_map_hash): Likewise.
24991 (tree_int_map_marked_p): Likewise.
24992 (tree_priority_map): New type.
24993 (tree_priority_map_eq): New macro.
24994 (tree_priority_map_hash): Likewise.
24995 (tree_priority_map_marked_p): Likewise.
24996 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24998 (emutls_common_1): Likewise.
24999 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
25000 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
25001 of tree_map hierarchy.
25002 * tree-cfg.c (move_stmt_r): Likewise.
25003 (new_label_mapper): Likewise.
25004 * c-tree.h (c_expand_body): Move to ...
25005 * c-common.h (c_expand_body): ... here.
25006 * c-decl.c (c_expand_body): Move to ...
25007 * c-common.c (c_expand_body): ... here.
25008 (c_common_attribute_table): Allow 1 argument for the constructor
25009 and destructor attributes.
25010 (get_priority): New function.
25011 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
25012 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
25014 2007-02-24 Jan Hubicka <jh@suse.cz>
25016 PR middle-end/30509
25017 * tree-inline.c (copy_bb): Produce exact copy of EH info when
25018 copying for inlining.
25020 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25021 Jan Hubicka <jh@suse.cz>
25024 * i386.c (counter_mode): New function.
25025 (expand_set_or_movmem_via_loop): Use it.
25026 (expand_movmem_epilogue): Likewise; fix pasto.
25027 (ix86_expand_movmem): Do emit guard even for constant counts.
25028 (ix86_expand_setmem): Likewise.
25030 2007-02-25 Nick Clifton <nickc@redhat.com>
25032 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
25033 (JUMP_TABLES_IN_TEXT_SECTION): Define.
25035 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25038 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
25039 count argument with 0x10, not with 0x16.
25040 (expand_setmem_epilogue): Ditto.
25042 2007-02-24 Mike Stump <mrs@apple.com>
25044 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
25047 2007-02-24 Richard Guenther <rguenther@suse.de>
25049 PR middle-end/30951
25050 * fold-const.c (fold_binary): Fold x +- CST op x for
25051 EQ_EXPR and NE_EXPR.
25053 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25055 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
25057 2007-02-24 Jan Hubicka <jh@suse.cz>
25059 * cgraphunit.c (decide_is_function_needed): Honor
25060 -fkeep-inline-functions.
25062 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25064 * builtins.c (fold_builtin_modf): New.
25065 (fold_builtin_2): Use it.
25067 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
25069 * loop-iv.c (implies_p): Detect additional cases where A implies B.
25070 (determine_max_iter): Take additional LOOP arg; all callers changed.
25071 Lose broken logic dealing with PLUS. Try to limit the upper bound by
25072 one using simplifications.
25073 (simplify_using_initial_values): Return if the expression becomes
25074 invalid due to altered regs.
25076 2007-02-23 DJ Delorie <dj@redhat.com>
25078 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
25080 2007-02-23 Mike Stump <mrs@apple.com>
25082 * tlink.c (scan_linker_output): Parse linker messages from
25083 darwin9's linker better.
25085 2007-02-23 Steve Ellcey <sje@cup.hp.com>
25088 * varpool.c (varpool_assemble_pending_decls): Set
25089 varpool_last_needed_node to null.
25091 2007-02-23 DJ Delorie <dj@redhat.com>
25093 * config/i386/i386.c (ix86_data_alignment): Don't specify an
25094 alignment bigger than the object file can handle.
25096 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
25099 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
25100 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
25101 (*movsf_1): Penalize MMX moves.
25103 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
25105 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
25106 2^32-1 or more times unless flag_unsafe_loop_optimizations.
25108 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
25110 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25112 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
25113 (fold_builtin_1): Use them.
25114 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25115 BUILT_IN_SIGNIFICAND.
25117 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
25119 * config/i386/i386.c (bdesc_1arg): Initialize
25120 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
25121 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
25122 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
25123 and IX86_BUILTIN_MOVSLDUP.
25125 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
25127 PR rtl-optimization/30841
25128 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
25130 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25132 * builtins.c (fold_builtin_frexp): New.
25133 (fold_builtin_2): Use it.
25135 2007-02-22 Mark Mitchell <mark@codesourcery.com>
25137 * doc/invoke.texi (Spec Files): Document getenv spec function.
25139 * gcc.c (getenv_spec_function): New function.
25140 (static_spec_functions): Add it.
25141 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
25142 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
25145 2007-02-22 Michael Matz <matz@suse.de
25148 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25149 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
25151 2007-02-22 Ian Lance Taylor <iant@google.com>
25154 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
25155 (mem_loc_descriptor): Call it.
25157 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
25158 Ira Rosen <irar@il.ibm.com>
25160 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
25162 2007-02-22 Ira Rosen <irar@il.ibm.com>
25164 PR tree-optimization/30843
25165 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
25166 stores only after all the group is vectorized.
25168 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
25170 PR tree-optimization/30858
25171 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
25172 in the reduction cycle have a single use in the loop.
25173 * tree-vectorizer.h (relevant): Add documentation.
25175 2007-02-20 Mike Stump <mrs@apple.com>
25177 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
25178 * configure: Regenerate.
25180 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25182 Change the defaults of some parameters and options.
25183 * config/spu/spu-protos.h (spu_optimization_options): Declare.
25184 * config/spu/spu.c (spu_optimization_options): Add.
25185 (spu_override_options): Change params in spu_optimization_options.
25186 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
25188 Register 127 is only 16 byte aligned when used as a frame pointer.
25189 * config/spu/spu-protos.h (spu_init_expanders): Declare.
25190 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
25191 HARD_FRAME_POINTER_REGNUM.
25192 (spu_legitimate_address): Use regno_aligned_for_reload.
25193 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
25194 aligned when frame_pointer_needed is true.
25195 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
25197 * config/spu/spu.h (INIT_EXPANDERS): Define.
25199 Make sure shift and rotate instructions have valid immediate operands.
25200 * config/spu/predicates.md (spu_shift_operand): Remove.
25201 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
25202 * config/spu/constraints.md (W, O): Extend range.
25203 * config/spu/spu.md (umask, nmask): Define.
25204 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
25205 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
25206 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
25207 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
25208 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
25209 (lshr<mode>3_reg): Fix rtl description.
25211 Make sure mulhisi immediate operands are valid.
25212 * config/spu/predicates.md (imm_K_operand): Add.
25213 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
25215 Generate constants using fsmbi and andi.
25216 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
25217 (print_operand, spu_split_immediate, classify_immediate,
25218 fsmbi_const_p): Handle IC_FSMBI2.
25220 Correctly handle a CONST_VECTOR containing symbols.
25221 * config/spu/spu.c (print_operand): Handle HIGH correctly.
25222 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
25223 (immediate_load_p): Allow symbols that use 2 instructions to create.
25224 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
25225 with symbols when flag_pic is set.
25226 (const_vector_immediate_p): New.
25227 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
25228 accept a CONST_VECTOR with symbols.
25229 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
25230 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
25232 * config/spu/spu.md (high, low): Delete.
25233 (low_<mode>): Define.
25235 Remove INTRmode and INTR_REGNUM, which didn't work.
25236 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
25238 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
25239 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
25240 peephole2 pattern): Don't use INTR or 131.
25241 (movintrcc): Delete.
25242 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
25243 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
25244 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
25245 (UNSPEC_SET_INTR): Add.
25246 * config/spu/spu-modes.def (INTR): Remove.
25248 More accurate warnings about run-time relocations.
25249 * config/spu/spu.c (reloc_diagnostic): Test in_section.
25251 Correctly warn about immediate arguments to specific intrinsics.
25252 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
25253 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
25254 the instruction predicate.
25256 Fix tree check errors with latest update.
25257 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
25259 (spu_expand_builtin): Use CALL_EXPR_FN.
25261 Add missing specific intrinsics.
25262 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
25264 * config/spu/spu_internals.h: Ditto.
25266 Fix incorrect operand modifiers.
25267 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
25268 * config/spu/spu.md (xor<mode>3): Change %S to %J.
25270 Optimize one case of zero_extend of a vec_select.
25271 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
25273 Accept any immediate for hbr.
25274 * config/spu/spu.md (hbr): Change s constraints to i.
25276 2007-02-21 Paul Brook <paul@codesourcery.com>
25278 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
25279 condexec_count when skipping USE and CLOBBER.
25281 2007-02-21 Nick Clifton <nickc@redhat.com>
25283 * common.opt (Warray-bounds): Add Warning attribute.
25284 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
25286 (fsized-zeroes): Add Optimization attribute.
25287 (fsplit-wide-types, ftree-scev-cprop): Likewise.
25288 * c.opt (Wc++0x-compat): Add Warning attribute.
25290 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
25292 PR middle-end/30761
25293 * reload1.c (eliminate_regs_in_insn): In the single_set special
25294 case, attempt to re-recognize the insn before falling back to
25295 having reload fix it up.
25297 2007-02-20 Eric Christopher <echristo@gmail.com>
25299 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
25300 Rewrite accordingly.
25301 (frv_read_iacc_argument): Ditto.
25302 (frv_expand_set_builtin): Take a call instead of arglist, update for
25304 (frv_expand_unop_builtin): Ditto.
25305 (frv_expand_binop_builtin): Ditto.
25306 (frv_expand_cut_builtin): Ditto.
25307 (frv_expand_binopimm_builtin): Ditto.
25308 (frv_expand_voidbinop_builtin): Ditto.
25309 (frv_expand_int_void2arg): Ditto.
25310 (frv_expand_prefetches): Ditto.
25311 (frv_expand_voidtriop_builtin): Ditto.
25312 (frv_expand_voidaccop_builtin): Ditto.
25313 (frv_expand_load_builtin): Ditto.
25314 (frv_expand_store_builtin): Ditto.
25315 (frv_expand_mdpackh_builtin): Ditto.
25316 (frv_expand_mclracc_builtin): Ditto.
25317 (frv_expand_mrdacc_builtin): Ditto.
25318 (frv_expand_mwtacc_builtin): Ditto.
25319 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
25322 2007-02-20 Janis Johnson <janis187@us.ibm.com>
25324 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
25325 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
25327 (HAVE_GAS_DFP): Check for assembler support of decimal floating
25328 point instructions.
25329 * configure: Regenerate.
25330 * config.in: Regenerate.
25331 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
25332 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
25333 masks to power6 and power6x and to POWERPC_MASKS.
25334 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25336 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
25337 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
25338 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25339 Access PROTOTYPE as variable, not mask.
25341 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25343 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
25344 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
25345 * combine.c (adjust_for_new_dest): Use it.
25346 * postreload.c (reload_combine): Likewise.
25348 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25350 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
25351 notes on an insn with multiple sets, even if single_set returns
25352 non-NULL for that insn.
25354 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25356 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
25357 scalbn and scalbln.
25359 2007-02-20 Geoffrey Keating <geoffk@apple.com>
25361 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
25362 if user didn't pass it.
25363 * config/i386/darwin.h (CC1_SPEC): Likewise.
25364 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
25365 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
25366 -mmacosx-version-min.
25368 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25369 Uros Bizjak <ubizjak@gmail.com>
25371 * optabs.h (enum optab_index): Add new OTI_scalb.
25372 (scalb_optab): Define corresponding macro.
25373 * optabs.c (init_optabs): Initialize scalb_optab.
25374 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
25376 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
25377 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
25378 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
25379 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
25380 flag_unsafe_math_optimizations is set.
25382 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
25383 to implement scalbf, scalb and scalbl built-ins as inline x87
25386 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25387 DJ Delorie <dj@redhat.com>
25390 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
25391 (diagnostic_report_diagnostic): ... here, and turn them into real
25392 errors. If warnings are inhibited, no need to do anything.
25394 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
25396 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
25397 better code generation.
25399 2007-02-20 Ben Elliston <bje@au.ibm.com>
25401 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
25403 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
25405 * config/alpha/alpha.c, config/alpha/alpha.md,
25406 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
25407 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
25408 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
25409 config/arm/lib1funcs.asm: Follow spelling conventions.
25411 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
25412 config/fr30/fr30.md, config/i386/i386.h,
25413 config/iq2000/iq2000.h, config/iq2000/predicates.md,
25414 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
25415 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
25416 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
25417 config/rs6000/altivec.md, config/rs6000/rs6000.c,
25418 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
25419 config/sparc/sparc.c, config/sparc/sparc.h,
25420 config/sparc/sparc.md, config/spu/constraints.md,
25421 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
25424 2007-02-20 Alan Modra <amodra@bigpond.net.au>
25427 * varasm.c (use_blocks_for_decl_p): Return false for decls with
25430 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25432 * doc/invoke.texi (-ftree-lrs): Remove.
25434 2007-02-19 Diego Novillo <dnovillo@redhat.com>
25436 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
25439 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
25441 * config/ia64/ia64.c (ia64_expand_builtin): Use the
25442 new CALL_EXPR_FN macro for retrieving the function
25443 declaration of the input expression.
25445 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25447 * c.opt (Waddress): New.
25448 * common.opt (Walways-true): Delete.
25449 (Wstring-literal-comparison): Delete.
25450 * doc/invoke.texi (Warning Options): Delete -Walways-true and
25451 -Wstring-literal-comparison. Add -Waddress.
25453 (Walways-true): Delete.
25454 (Wstring-literal-comparison): Delete.
25455 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25456 consistently instead of -Walways-true in example.
25457 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25458 * c-typeck.c (parser_build_binary_op): Replace
25459 -Wstring-literal-comparison and -Walways-true with -Waddress.
25460 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25463 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25465 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25466 without DECL_STRUCT_FUNCTION initialized.
25468 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25470 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25471 due to calls to functions taking pointers as parameters.
25473 2007-02-19 Richard Henderson <rth@redhat.com>
25476 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25479 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25481 * config/s390/s390.c (s390_call_saved_register_used,
25482 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25483 accessed to the new scheme.
25485 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25487 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25488 (cris_print_index, cris_print_operand, cris_print_operand_address)
25489 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25490 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25491 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25492 GET_CODE () == xxx.
25493 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25494 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25495 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25496 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25497 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25498 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25499 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25500 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25501 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25502 (uminsi3, call, call_value): Ditto.
25503 (define_split: indir_to_reg_split, unnamed): Ditto.
25505 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25507 PR tree-optimization/30975
25508 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25511 2007-02-18 Eric Christopher <echristo@gmail.com>
25513 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25514 Remove use of arglist.
25515 (mips_expand_builtin): Remove use of arglist, pass in expr.
25516 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25517 (mips_expand_builtin_movtf): Ditto.
25518 (mips_expand_builtin_compare): Ditto.
25520 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25522 * tree-sra.c (sra_build_assignment): Replace assertion
25523 checking with a comment explaining why it can't be done.
25525 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25527 PR middle-end/30833
25528 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25529 during CALL_EXPR representation conversion.
25530 * tree-ssa-propagate.c (set_rhs): Likewise.
25532 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25534 * tree-sra.c (sra_build_assignment): Disable assertion checking
25537 2007-02-18 Roger Sayle <roger@eyesopen.com>
25539 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25540 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25541 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25543 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25544 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25545 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25546 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25547 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25548 force_gimple_operand): Likewise.
25549 * ipa-cp.c (constant_val_insert): Likewise.
25550 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25551 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25552 perfect_nestify): Likewise.
25553 * langhooks.c (lhd_omp_assignment): Likewise.
25554 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25555 lower_copyprivate_clauses, lower_send_clauses,
25556 lower_send_shared_vars, expand_parallel_call,
25557 expand_omp_for_generic, expand_omp_for_static_nochunk,
25558 expand_omp_for_static_chunk, expand_omp_sections,
25559 lower_omp_single_copy, lower_omp_for_lastprivate,
25560 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25561 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25562 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25565 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25567 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25568 config/sh/sh.md: Follow spelling conventions.
25570 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25571 config/frv/predicates.md: Follow spelling conventions.
25573 * config/m68k/linux-unwind.h: Fix a comment typo.
25574 * target.h: Follow spelling conventions.
25576 2007-02-18 Roger Sayle <roger@eyesopen.com>
25578 PR rtl-optimization/28173
25579 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25580 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25581 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25582 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25583 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25585 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25587 * builtins.c (fold_builtin_load_exponent): New.
25588 (fold_builtin_2): Use it.
25590 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25592 PR rtl-optimization/30773
25593 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25594 if we fail to attach a REG_EQUIV note.
25596 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25597 Roger Sayle <roger@eyesopen.com>
25599 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25601 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25603 * calls.c (initialize_argument_information): Pass original EXP
25604 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25605 code to split complex arguments here, as part of initializing the
25607 (expand_call): Remove code that builds a list of arguments and
25608 inserts implicit arguments into it. Instead, just count how many
25609 implicit arguments there will be so we can determine the size of
25610 the ARGS array, and let initialize_argument_information do the work.
25611 (split_complex_values): Delete unused function.
25613 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25615 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25617 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25619 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25620 for arg pointer based indexed addressing.
25622 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25624 * config/ia64/ia64.h, config/ia64/ia64.md,
25625 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25626 spelling conventions.
25628 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25630 * config/m68k/m68k.c (split_di): New.
25631 * config/m68k/m68k-protos.h: Declare split_di.
25632 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25633 Improve predicate handling and split constant shifts.
25635 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25637 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25638 parameter for register bitfield operations, general predicates
25641 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25643 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25644 * config/m68k/linux-unwind.h: New file.
25646 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25648 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25649 config/i386/athlon.md, config/ia64/ia64.md,
25650 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25651 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25652 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25653 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25654 tree-vect-transform.c: Fix comment typos.
25656 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25658 * sched-deps.c (find_insn_list): Remove.
25659 * sched-int.h: Remove the prototype for find_insn_list.
25661 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25663 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25665 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25666 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25667 darwin_rs6000_override_options.
25668 (C_COMMON_OVERRIDE_OPTIONS): Expect
25669 darwin_macosx_version_min to be non-NULL always.
25670 (TARGET_C99_FUNCTIONS): Likewise.
25671 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25672 (DARWIN_MINVERSION_SPEC): New.
25673 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25674 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25676 (DARWIN_MINVERSION_SPEC): New.
25677 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25679 * config/darwin-c.c (darwin_cpp_builtins): Expect
25680 darwin_macosx_version_min to be non-NULL always.
25682 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25684 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25686 * config/i386/i386.h (x86_use_xchgb): New.
25687 (TARGET_USE_XCHGB): New macro.
25688 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25689 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25690 Split after reload into bswaphi for shifts of 8.
25691 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25692 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25693 or when optimizing for size.
25695 2007-02-16 Richard Guenther <rguenther@suse.de>
25696 Christian Bruel <christian.bruel@st.com>
25698 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25699 DECLs but prefer SSA_NAMEs over DECLs.
25701 2007-02-16 Richard Guenther <rguenther@suse.de>
25703 * tree-flow-inline.h (single_imm_use_p): Remove.
25704 (zero_imm_uses_p): Likewise.
25705 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25706 instead of single_imm_use_p.
25707 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25710 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25713 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25714 nested double- and backquotes.
25716 2007-02-15 Roger Sayle <roger@eyesopen.com>
25718 PR middle-end/30391
25719 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25720 should be unreachable.
25721 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25722 For the time being redirect GIMPLE_MODIFY_STMT to the new
25723 (renamed) build_gimple_modify_stmt_stat.
25724 (build2_gimple_stat): Rename to...
25725 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25726 Always build a GIMPLE_MODIFY_STMT node.
25727 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25728 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25731 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25732 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25733 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25734 expand_complex_div_wide): Likewise.
25735 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25736 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25737 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25738 * tree-ssa-loop-manip.c (create_iv): Likewise.
25739 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25740 abs_replacement): Likewise.
25741 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25742 realify_fake_stores): Likewise.
25744 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25745 node rather than a GIMPLE_MODIFY_STMT node.
25746 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25747 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25749 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25750 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25751 GIMPLE_MODIFY_STMT.
25753 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25755 PR middle-end/30433
25756 * fold-const.c (fold_comparison): Add back the
25757 folding of constant complex comparisions.
25759 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25761 PR middle-end/30729
25762 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25763 effects unknown to this function, return early.
25765 2007-02-15 Ian Lance Taylor <iant@google.com>
25767 * lower-subreg.c (move_eh_region_note): New static function.
25768 (resolve_simple_move): Call it.
25769 (decompose_multiword_subregs): Track blocks for which we resolve a
25770 simple move which is also a control flow insn. Pass them to
25771 find_many_sub_basic_blocks.
25772 (pass_lower_subreg): Add TODO_verify_flow.
25773 (pass_lower_subreg2): Likewise.
25775 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25776 Brooks Moses <brooks.moses@codesourcery.com>
25777 Lee Millward <lee.millward@codesourcery.com>
25779 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25780 (VL_EXP_CLASS_P): New.
25781 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25783 (TREE_OPERAND_CHECK_CODE): Likewise.
25784 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25785 (TREE_RTL_OPERAND_CHECK): Likewise.
25786 (tree_operand_check_failed): Make second parameter the whole tree
25787 instead of its code. Fixed callers.
25788 (VL_EXP_CHECK): New.
25789 (TREE_OPERAND_LENGTH): New.
25790 (VL_EXP_OPERAND_LENGTH): New.
25791 (CALL_EXPR_FN): New.
25792 (CALL_EXPR_STATIC_CHAIN): New.
25793 (CALL_EXPR_ARGS): New.
25794 (CALL_EXPR_ARG): New.
25795 (call_expr_nargs): New.
25796 (CALL_EXPR_ARGP): New.
25797 (build_nt_call_list): Declare.
25798 (build_vl_exp_stat): Declare.
25799 (build_vl_exp): New.
25800 (build_call_list): Declare.
25801 (build_call_nary): Declare.
25802 (build_call_valist): Declare.
25803 (build_call_array): Declare.
25804 (call_expr_arg): Declare.
25805 (call_expr_argp): Declare.
25806 (call_expr_arglist): Declare.
25807 (fold_build_call_list): Declare.
25808 (fold_build_call_list_initializer): Declare.
25809 (fold_call_expr): Declare to replace fold_builtin.
25810 (fold_builtin_fputs): Update to agree with modified definition.
25811 (fold_builtin_strcpy): Likewise.
25812 (fold_builtin_strncpy): Likewise.
25813 (fold_builtin_memory_chk): Likewise.
25814 (fold_builtin_stxcpy_chk): Likewise.
25815 (fold_builtin_strncpy_chk): Likewise.
25816 (fold_builtin_next_arg): Likewise.
25817 (fold_build_call_expr): Declare.
25818 (fold_builtin_call_list): Declare.
25819 (fold_builtin_call_valist): Declare.
25820 (build_call_expr): Declare.
25821 (validate_arglist): Update to agree with modified definition.
25822 (tree_operand_length): New.
25823 (call_expr_arg_iterator): New.
25824 (init_call_expr_arg_iterator): New.
25825 (next_call_expr_arg): New.
25826 (first_call_expr_arg): New.
25827 (more_call_expr_args_p): New.
25828 (FOR_EACH_CALL_EXPR_ARG): New.
25830 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25831 and tcc_gimple_stmt.
25832 (tree_code_size): Update documentation. Use sizeof (tree) rather
25833 than sizeof (char *).
25834 (tree_size): Likewise. Add case for tcc_vl_exp.
25835 (tree_node_structure): Add case for tcc_vl_exp.
25836 (contains_placeholder_p): Likewise.
25837 (substitute_in_expr): Likewise.
25838 (substitute_placeholder_in_expr): Likewise.
25839 (stabilize_reference_1): Likewise.
25840 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25841 to diagnose breakage of this interface for constructing CALL_EXPRs.
25842 (build_nt): Add similar assertion here.
25843 (build_nt_call_list): New.
25844 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25845 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25847 (get_callee_fndecl): Use new CALL_EXPR accessors.
25848 (tree_operand_check_failed): Change parameters to pass entire node
25849 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25850 (process_call_operands): New.
25851 (build_vl_exp_stat): New.
25852 (build_call_list): New.
25853 (build_call_nary): New.
25854 (build_call_valist): New.
25855 (build_call_array): New.
25856 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25857 (call_expr_arglist): New.
25859 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25860 tcc_vl_exp instead of a fixed-size tcc_expression.
25862 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25863 accessors for CALL_EXPRs.
25864 (AGGR_INIT_EXPR): Likewise.
25866 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25867 Brooks Moses <brooks.moses@codesourcery.com>
25868 Lee Millward <lee.millward@codesourcery.com>
25870 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25871 (expand_builtin_nonlocal_goto): Change parameter to be entire
25872 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25873 (expand_builtin_prefetch): Likewise.
25874 (expand_builtin_classify_type): Likewise.
25875 (mathfn_built_in): Return NULL_TREE instead of 0.
25876 (expand_errno_check): Use new CALL_EXPR accessors.
25877 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25878 Return NULL_RTX instead of 0.
25879 (expand_builtin_mathfn_2): Likewise.
25880 (expand_builtin_mathfn_3): Likewise.
25881 (expand_builtin_interclass_mathfn): Likewise.
25882 (expand_builtin_sincos): Likewise.
25883 (expand_builtin_cexpi): Likewise.
25884 (expand_builtin_int_roundingfn): Likewise.
25885 (expand_builtin_int_roundingfn_2): Likewise.
25886 (expand_builtin_pow): Likewise.
25887 (expand_builtin_powi): Likewise.
25888 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25889 of arglist, fixing callers appropriately. Use new CALL_EXPR
25890 accessors and constructors. Return NULL_RTX instead of 0.
25891 (expand_builtin_strstr): Likewise.
25892 (expand_builtin_strchr): Likewise.
25893 (expand_builtin_strrchr): Likewise.
25894 (expand_builtin_strpbrk): Likewise.
25895 (expand_builtin_memcpy): Likewise.
25896 (expand_builtin_mempcpy): Likewise.
25897 (expand_builtin_mempcpy_args): New.
25898 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25899 (expand_builtin_memmove_args): New.
25900 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25901 (expand_movstr): Likewise.
25902 (expand_builtin_strcpy): Likewise.
25903 (expand_builtin_strcpy_args): New.
25904 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25905 (expand_builtin_strncpy): Likewise.
25906 (expand_builtin_memset): Likewise.
25907 (expand_builtin_memset_args): New.
25908 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25909 (expand_builtin_memcmp): Likewise.
25910 (expand_builtin_strcmp): Likewise.
25911 (expand_builtin_strncmp): Likewise.
25912 (expand_builtin_strcat): Likewise.
25913 (expand_builtin_strncat): Likewise.
25914 (expand_builtin_strspn): Likewise.
25915 (expand_builtin_strcspn): Likewise.
25916 (expand_builtin_args_info): Likewise.
25917 (expand_builtin_va_start): Likewise.
25918 (gimplify_va_arg_expr): Likewise.
25919 (expand_builtin_va_end): Likewise.
25920 (expand_builtin_va_copy): Likewise.
25921 (expand_builtin_frame_address): Likewise.
25922 (expand_builtin_alloca): Likewise.
25923 (expand_builtin_bswap): Likewise.
25924 (expand_builtin_unop): Likewise.
25925 (expand_builtin_fputs): Likewise.
25926 (expand_builtin_expect): Likewise.
25927 (expand_builtin_fabs): Likewise.
25928 (expand_builtin_copysign): Likewise.
25929 (expand_builtin_printf): Likewise.
25930 (expand_builtin_fprintf): Likewise.
25931 (expand_builtin_sprintf): Likewise.
25932 (expand_builtin_init_trampoline): Likewise.
25933 (expand_builtin_signbit): Likewise.
25934 (expand_builtin_fork_or_exec): Likewise.
25935 (expand_builtin_sync_operation): Likewise.
25936 (expand_builtin_compare_and_swap): Likewise.
25937 (expand_builtin_lock_test_and_set): Likewise.
25938 (expand_builtin_lock_release): Likewise.
25939 (expand_builtin): Likewise.
25940 (builtin_mathfn_code): Likewise.
25942 (fold_builtin_constant_p): Pass call arguments individually instead
25943 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25944 accessors and constructors. Return NULL_TREE instead of 0.
25945 (fold_builtin_expect): Likewise.
25946 (fold_builtin_classify_type): Likewise.
25947 (fold_builtin_strlen): Likewise.
25948 (fold_builtin_nan): Likewise.
25949 (integer_valued_real_p): Likewise.
25950 (fold_trunc_transparent_mathfn): Likewise.
25951 (fold_fixed_mathfn): Likewise.
25952 (fold_builtin_cabs): Likewise.
25953 (fold_builtin_sqrt): Likewise.
25954 (fold_builtin_cbrt): Likewise.
25955 (fold_builtin_cos): Likewise.
25956 (fold_builtin_cosh): Likewise.
25957 (fold_builtin_tan): Likewise.
25958 (fold_builtin_sincos): Likewise.
25959 (fold_builtin_cexp): Likewise.
25960 (fold_builtin_trunc): Likewise.
25961 (fold_builtin_floor): Likewise.
25962 (fold_builtin_ceil): Likewise.
25963 (fold_builtin_round): Likewise.
25964 (fold_builtin_int_roundingfn): Likewise.
25965 (fold_builtin_bitop): Likewise.
25966 (fold_builtin_bswap): Likewise.
25967 (fold_builtin_logarithm): Likewise.
25968 (fold_builtin_hypot): Likewise.
25969 (fold_builtin_pow): Likewise.
25970 (fold_builtin_powi): Likewise.
25971 (fold_builtin_exponent): Likewise.
25972 (fold_builtin_memset): Likewise.
25973 (fold_builtin_bzero): Likewise.
25974 (fold_builtin_memory_op): Likewise.
25975 (fold_builtin_bcopy): Deleted; call site changed to invoke
25976 fold_builtin_memory_op directly.
25977 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25978 (fold_builtin_strncpy): Likewise.
25979 (fold_builtin_memcmp): Likewise.
25980 (fold_builtin_strcmp): Likewise.
25981 (fold_builtin_strncmp): Likewise.
25982 (fold_builtin_signbit): Likewise.
25983 (fold_builtin_copysign): Likewise.
25984 (fold_builtin_isascii): Likewise.
25985 (fold_builtin_toascii): Likewise.
25986 (fold_builtin_isdigit): Likewise.
25987 (fold_builtin_fabs): Likewise.
25988 (fold_builtin_abs): Likewise.
25989 (fold_builtin_fmin_fmax): Likewise.
25990 (fold_builtin_carg): Likewise.
25991 (fold_builtin_classify): Likewise.
25992 (fold_builtin_unordered_cmp): Likewise.
25994 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25995 New functions split out from fold_builtin_1.
25996 (fold_builtin_n): New.
25997 (fold_builtin_varargs): New.
25998 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
26000 (fold_call_expr): New.
26001 (build_function_call_expr): Rewrite to use new helper function.
26002 (fold_builtin_call_list): New.
26003 (build_call_expr): New.
26004 (fold_builtin_call_valist): New.
26005 (rewrite_call_expr): New.
26006 (validate_arg): New.
26007 (validate_arglist): Change parameter to be entire CALL_EXPR instead
26008 of an arglist. Change return type to bool. Use new CALL_EXPR
26011 (fold_builtin_strstr): Pass call arguments individually instead
26012 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26013 accessors and constructors. Return NULL_TREE instead of 0.
26014 (fold_builtin_strchr): Likewise.
26015 (fold_builtin_strrchr): Likewise.
26016 (fold_builtin_strpbrk): Likewise.
26017 (fold_builtin_strcat): Likewise.
26018 (fold_builtin_strncat): Likewise.
26019 (fold_builtin_strspn): Likewise.
26020 (fold_builtin_strcspn): Likewise.
26021 (fold_builtin_fputs): Likewise.
26022 (fold_builtin_next_arg): Likewise.
26023 (fold_builtin_sprintf): Likewise.
26025 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
26026 NULL_RTX instead of 0.
26027 (expand_builtin_memory_chk): Likewise.
26028 (maybe_emit_chk_warning): Likewise.
26029 (maybe_emit_sprintf_chk_warning): Likewise.
26031 (fold_builtin_object_size): Pass call arguments individually instead
26032 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26033 accessors and constructors. Return NULL_TREE instead of 0.
26034 (fold_builtin_memory_chk): Likewise.
26035 (fold_builtin_stxcpy_chk): Likewise.
26036 (fold_builtin_strncpy_chk): Likewise.
26037 (fold_builtin_strcat_chk): Likewise.
26038 (fold_builtin_strcat_chk): Likewise.
26039 (fold_builtin_strncat_chk): Likewise.
26040 (fold_builtin_sprintf_chk): Likewise.
26041 (fold_builtin_snprintf_chk): Likewise.
26042 (fold_builtin_printf): Likewise.
26043 (fold_builtin_vprintf): Likewise.
26045 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
26047 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
26048 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26049 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
26050 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
26051 (fold_unary): Likewise.
26052 (fold_binary): Likewise.
26053 (fold_ternary): Remove CALL_EXPR case, since they are no longer
26054 ternary expressions.
26055 (fold): Add logic for tcc_vl_exp.
26056 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
26057 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26058 (fold_build3_stat): Add assertion to flag broken interface for
26059 constructing CALL_EXPRs.
26060 (fold_build_call_list): New.
26061 (fold_build_call_list_initializer): New.
26062 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
26064 (fold_strip_sign_ops): Likewise.
26066 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26067 Brooks Moses <brooks.moses@codesourcery.com>
26068 Lee Millward <lee.millward@codesourcery.com>
26070 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
26071 accessors and dump arguments explicitly.
26073 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
26075 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
26077 (print_call_name): Use new CALL_EXPR accessors.
26079 * print-tree.c (print_node): Add case tcc_vl_exp. Print
26080 CALL_EXPR arguments explicitly instead of as a list. Use
26081 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26083 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
26084 (vrp_visit_stmt): Likewise.
26086 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
26087 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
26089 (force_move_till_expr): Likewise.
26091 * targhooks.c (default_external_stack_protect_fail): Use
26092 build_call_expr instead of build_function_call_expr.
26093 (default_hidden_stack_protect_fail): Likewise.
26095 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
26098 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
26099 and walk arguments explicitly.
26101 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
26102 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26103 (expand_simple_operations): Likewise.
26104 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
26106 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
26107 of TREE_CODE_LENGTH.
26108 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
26110 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
26111 instead of TREE_CODE_LENGTH.
26113 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
26114 (tree_ic_transform): Likewise.
26115 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
26116 parameter instead of arglist. Fix callers.
26117 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
26118 (tree_stringops_transform): Likewise.
26119 (tree_indirect_call_to_profile): Likewise.
26120 (tree_stringops_values_to_profile): Likewise.
26122 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
26123 (eliminate_tail_call): Likewise.
26125 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
26127 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
26128 Use TREE_OPERAND_LENGTH and generalize to handle any number of
26130 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
26132 * omp-low.c (build_omp_barrier): Use build_call_expr.
26133 (lower_rec_input_clauses): Likewise.
26134 (lower_reduction_clauses): Likewise.
26135 (expand_parallel_call): Likewise.
26136 (maybe_catch_exception): Likewise.
26137 (expand_omp_for_generic): Likewise.
26138 (expand_omp_for_static_nochunk): Likewise.
26139 (expand_omp_sections): Likewise.
26140 (lower_omp_single_simple): Likewise.
26141 (lower_omp_single_copy): Likewise.
26142 (lower_omp_master): Likewise.
26143 (lower_omp_ordered): Likewise.
26144 (lower_omp_critical): Likewise.
26146 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
26147 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
26149 * tree-gimple.c (is_gimple_call_addr): Fix doc.
26150 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
26151 TREE_CODE_LENGTH. Add tcc_vl_exp case.
26153 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
26154 and generalize to handle any number of operands.
26155 (chrec_contains_undetermined): Likewise.
26156 (tree_contains_chrecs): Likewise.
26157 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
26159 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
26161 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
26162 fold_call_expr instead of fold_builtin.
26163 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
26164 match declarations there.
26165 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
26168 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
26169 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26171 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
26172 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
26174 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
26177 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
26178 (execute_cse_sincos): Use new CALL_EXPR accessors.
26180 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
26182 * gimple-low.c (lower_function_body): Use build_call_expr.
26183 (lower_builtin_setjmp): Likewise.
26185 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
26186 (set_storage_via_libcall): Likewise.
26187 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
26188 instead of TREE_CODE_LENGTH.
26189 (expand_expr_real_1): Use new CALL_EXPR accessors.
26191 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
26192 generalize to handle any number of operands.
26193 (TB_parent_eq): Likewise.
26195 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
26196 (strip_builtin_expect): Likewise.
26198 * function.c (gimplify_parameters): Use build_call_expr.
26200 * tree-vectorizer.c (vect_is_simple_reduction): Use
26201 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26203 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
26204 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
26206 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
26209 * gimplify.c (build_stack_save_restore): Use build_call_expr.
26210 (gimplify_decl_expr): Likewise.
26211 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
26212 Use new CALL_EXPR iterators.
26213 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
26214 (gimplify_modify_expr_to_memset): Likewise.
26215 (gimplify_variable_sized_compare): Likewise.
26216 (gimplify_omp_atomic_fetch_op): Likewise.
26217 (gimplify_omp_atomic_pipeline): Likewise.
26218 (gimplify_omp_atomic_mutex): Likewise.
26219 (gimplify_function_tree): Likewise.
26221 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
26222 (call_expr_flags): Likewise.
26223 (expand_call): Likewise.
26225 * except.c (expand_builtin_eh_return_data_regno): Pass entire
26226 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26229 * coverage.c (create_coverage): Use build_call_expr.
26231 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
26232 (temp_call_expr_obstack): New.
26233 (pool_copy_list): Delete.
26234 (temp_copy_call_expr): New.
26235 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
26236 CALL_EXPR accessors. Get rid of special goo for copying argument
26237 lists and use temp_copy_call_expr instead.
26238 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
26239 CALL_EXPR accessors.
26240 (create_expression_by_pieces): Likewise. Use build_call_array
26241 to construct the result instead of fold_build3.
26242 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
26243 dealing with argument lists.
26244 (init_pre): Remove references to expression_node_pool and
26245 list_node_pool. Init temp_call_expr_obstack instead.
26246 (fini_pre): Remove references to expression_node_pool and
26249 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
26250 and walk arguments explicitly instead of as a list.
26252 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
26253 (mx_register_decls): Likewise.
26254 (mudflap_register_call): Likewise.
26255 (mudflap_finish_file): Likewise.
26257 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
26258 (ipa_callsite_compute_param): Likewise.
26260 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
26261 accessors and constructor.
26263 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
26264 accessors and constructor.
26265 (convert_tramp_reference): Likewise.
26266 (convert_call_expr): Likewise.
26267 (finalize_nesting_tree_1): Likewise.
26269 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
26272 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
26274 * tree-inline.c (initialize_inlined_parameters): Pass entire
26275 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26277 (estimate_num_insns_1): Use new CALL_EXPR accessors.
26278 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
26280 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
26281 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26282 (vectorizable_reduction): Likewise.
26283 (vectorizable_call): Use new CALL_EXPR iterators.
26284 (vectorizable_conversion): Use build_call_expr.
26285 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
26286 (vect_gen_widened_results_half): Use build_call_expr.
26287 (vect_setup_realignment): Likewise.
26288 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
26290 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
26291 (pass_through_call): Likewise.
26292 (compute_object_sizes): Likewise. Use fold_call_expr instead of
26295 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
26296 (tree_gen_pow2_profiler): Likewise.
26297 (tree_gen_one_value_profiler): Likewise.
26298 (tree_gen_ic_func_profiler): Likewise.
26299 (tree_gen_average_profiler): Likewise.
26300 (tree_gen_ior_profiler): Likewise.
26302 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
26303 (find_func_aliases): Use new CALL_EXPR accessors. Add case
26304 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26306 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
26307 of TREE_CODE_LENGTH.
26309 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
26310 of TREE_CODE_LENGTH.
26312 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
26314 (convert_to_integer): Likewise.
26316 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
26319 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26320 Brooks Moses <brooks.moses@codesourcery.com>
26321 Lee Millward <lee.millward@codesourcery.com>
26323 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
26325 * config/frv/frv.c (frv_expand_builtin): Likewise.
26326 * config/s390/s390.c (s390_expand_builtin): Likewise.
26328 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
26329 (sparc_expand_builtin): Use new CALL_EXPR accessors.
26331 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
26332 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
26333 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
26334 (ix86_expand_store_builtin): Likewise.
26335 (ix86_expand_unop_builtin): Likewise.
26336 (ix86_expand_unop1_builtin): Likewise.
26337 (ix86_expand_sse_compare): Likewise.
26338 (ix86_expand_sse_comi): Likewise.
26339 (ix86_expand_vec_init_builtin): Likewise.
26340 (ix86_expand_vec_ext_builtin): Likewise.
26341 (ix86_expand_vec_set_builtin): Likewise.
26342 (ix86_expand_builtin): Use new CALL_EXPR accessors.
26344 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
26345 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26347 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
26348 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26349 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
26351 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
26353 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
26354 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
26355 arglist. Use new CALL_EXPR accessors. Fix callers.
26356 (altivec_expand_abs_builtin): Likewise.
26357 (rs6000_expand_binop_builtin): Likewise.
26358 (altivec_expand_predicate_builtin): Likewise.
26359 (altivec_expand_lv_builtin): Likewise.
26360 (spe_expand_stv_builtin): Likewise.
26361 (altivec_expand_stv_builtin): Likewise.
26362 (rs6000_expand_ternop_builtin): Likewise.
26363 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
26364 (altivec_expand_st_builtin): Likewise.
26365 (altivec_expand_dst_builtin): Likewise.
26366 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
26367 arglist. Use new CALL_EXPR accessors. Fix callers.
26368 (altivec_expand_vec_set_builtin): Likewise.
26369 (altivec_expand_vec_ext_builtin): Likewise.
26370 (altivec_expand_builtin): Use new CALL_EXPR accessors.
26371 (spe_expand_builtin): Likewise.
26372 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
26373 arglist. Use new CALL_EXPR accessors. Fix callers.
26374 (spe_expand_evsel_builtin): Likewise.
26375 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
26376 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
26378 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
26379 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26380 (arm_expand_unop_builtin): Likewise.
26381 (arm_expand_builtin): Use new CALL_EXPR accessors.
26383 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
26386 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
26387 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
26389 (bfin_expand_unop_builtin): Likewise.
26390 (bfin_expand_builtin): Use new CALL_EXPR accessors.
26392 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26393 Brooks Moses <brooks.moses@codesourcery.com>
26394 Lee Millward <lee.millward@codesourcery.com>
26396 * c-semantics.c (build_stmt): Add internal diagnostic check.
26398 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
26399 accessors. Print arguments explicitly instead of as a list.
26401 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
26403 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
26404 (c_finish_omp_flish): Likewise.
26406 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
26407 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
26408 instead of TREE_CODE_LENGTH.
26409 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
26410 (c_warn_unused_result): Likewise.
26412 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26415 * doc/invoke.texi (Warning Options): Remove
26416 -Werror-implicit-function-declaration.
26417 (Wimplicit-function-declaration): Update description.
26418 * opts.c (common_handle_option): Move handling of -Werror=* to...
26419 (enable_warning_as_error): ...here.
26420 * opts.h (enable_warning_as_error): Declare.
26421 * c-decl.c (implicit_decl_warning): Unless
26422 -Wno-implicit-function-declaration is given, emit a pedwarn if
26423 -std=c99 or emit a warning if -Wimplicit-function-declaration.
26424 * c.opt (Wimplicit-function-declaration): Replace
26425 mesg_implicit_function_declaration with
26426 warn_implicit_function_declaration.
26427 * c-opts.c (c_common_handle_option):
26428 -Werror-implicit-function-declaration is exactly equal as
26429 -Werror=implicit-function-declaration.
26430 (set_Wimplicit): Replace mesg_implicit_function_declaration with
26431 warn_implicit_function_declaration.
26432 (c_common_post_options): -Wimplict-function-declaration is enabled
26433 by default by -std=c99, otherwise is disabled by default.
26434 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
26436 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26438 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
26439 DECL on the rhs to a DECL on the lhs for debug info purposes if the
26440 former is ignored but not the latter.
26442 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26444 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
26445 is made and the reference doesn't use the alias set of its type,
26446 do not create the temporary using that type.
26448 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
26450 * jump.c: Remove prototypes for delete_computation and
26451 delete_prior_computation.
26453 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26455 * jump.c (get_label_after): Delete.
26456 (get_label_before, delete_computation, delete_jump,
26457 delete_prior_computation, follow_jumps): Move...
26458 * reorg.c (delete_computation, delete_prior_computation): ... here...
26459 (get_label_before, delete_jump): ... making these static ...
26460 (follow_jumps): ... and simplifying this since it only runs after
26462 * rtl.h (get_label_after, get_label_before, delete_jump,
26463 follow_jumps): Delete prototypes.
26465 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26467 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26469 2007-02-15 Nick Clifton <nickc@redhat.com>
26471 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26472 order to prevent it from being munged by the target.
26474 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26476 * config/i386/i386.md: Remove misleading comment.
26478 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26480 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26481 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26484 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26486 * tree-sra.c (instantiate_missing_elements): Canonicalize
26488 (sra_build_assignment): New.
26489 (generate_copy_inout, generate_element_copy,
26490 generate_element_zero, generate_one_element_init): Use it.
26492 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26494 * tree-sra.c (instantiate_missing_elements): Canonicalize
26496 (sra_build_assignment): New.
26497 (generate_copy_inout, generate_element_copy,
26498 generate_element_zero, generate_one_element_init): Use it.
26500 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26502 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26505 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26507 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26508 types as aggregates not scalars.
26509 * function.c (assign_stack_temp_for_type): Likewise.
26511 2007-02-14 Roger Sayle <roger@eyesopen.com>
26512 Zdenek Dvorak <dvorakz@suse.cz>
26514 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26517 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26519 * passes.c (next_pass_1): Clear the next field of the copied
26522 2007-02-14 Richard Henderson <rth@redhat.com>
26524 * tree-sra.c (early_sra): New.
26525 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26526 (tree_sra_early, pass_sra_early): New.
26527 * tree-pass.h (pass_sra_early): Declare.
26528 * passes.c (init_optimization_passes): Use it.
26530 2007-02-14 Richard Guenther <rguenther@suse.de>
26532 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26534 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26536 PR tree-optimization/30771
26537 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26539 (vect_analyze_operations): Induction phis can now be marked as
26541 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26542 Update documentation accordingly.
26544 2007-02-14 Nick Clifton <nickc@redhat.com>
26546 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26547 most 3 arguments are supported.
26548 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26550 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26552 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26553 Ensure dst->current is valid.
26555 2007-02-13 Paul Brook <paul@codesourcery.com>
26557 * config.gcc: Add arm*-*-uclinux-*eabi.
26558 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26559 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26560 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26561 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26562 (LINK_SPEC): Define.
26563 (LIB_SPEC): Define.
26564 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26566 * config/arm/uclinux-eabi.h: New file.
26567 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26568 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26571 2007-02-13 Ian Lance Taylor <iant@google.com>
26573 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26574 * flags.h (warn_strict_overflow): Declare.
26575 (enum warn_strict_overflow_code): Define.
26576 (issue_strict_overflow_warning): New static inline function.
26577 * opts.c (warn_strict_overflow): New variable.
26578 (common_handle_option): Handle OPT_Wstrict_overflow and
26579 OPT_Wstrict_overflow_.
26580 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26582 * fold-const.c: Include intl.h.
26583 (fold_deferring_overflow_warnings): New static variable.
26584 (fold_deferred_overflow_warning): New static variable.
26585 (fold_deferred_overflow_code): New static variable.
26586 (fold_defer_overflow_warnings): New function.
26587 (fold_undefer_overflow_warnings): New function.
26588 (fold_undefer_and_ignore_overflow_warnings): New function.
26589 (fold_deferring_overflow_warnings_p): New function.
26590 (fold_overflow_warning): New static function.
26591 (make_range): Add strict_overflow_p parameter. Change all
26593 (extract_muldiv, extract_muldiv_1): Likewise.
26594 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26595 tree_expr_nonnegative_p.
26596 (fold_negate_expr): Call fold_overflow_warning.
26597 (fold_range_test): Likewise.
26598 (fold_comparison): Likewise.
26599 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26600 instead of tree_expr_nonnegative_p.
26601 (tree_expr_nonnegative_warnv_p): Rename from
26602 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26603 (tree_expr_nonnegative_p): New function.
26604 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26605 strict_overflow_p parameter.
26606 (tree_expr_nonzero_p): New function.
26607 * passes.c (verify_interpass_invariants): New static function.
26608 (execute_one_pass): Call it.
26609 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26611 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26612 (estimate_numbers_of_iterations): Likewise.
26613 (scev_probably_wraps_p): Likewise.
26614 * tree-ssa-ccp.c: Include "toplev.h".
26615 (evaluate_stmt): Defer fold overflow warnings until we know we are
26617 (struct fold_stmt_r_data): Add stmt field.
26618 (fold_stmt_r): Defer fold overflow warnings until we know we
26620 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26621 (fold_stmt_inplace): Likewise.
26622 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26623 (cleanup_control_expr_graph): Defer fold overflow warnings until
26624 we know we are going to optimize.
26625 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26626 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26628 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26629 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26630 * tree-ssa-loop-manip.c (create_iv): Likewise.
26631 * c-typeck.c (build_conditional_expr): Likewise.
26632 (build_binary_op): Likewise.
26633 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26634 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26635 (extract_range_from_unary_expr): Likewise.
26636 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26637 assuming that signed overflow does not occur.
26638 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26639 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26640 (fold_defer_overflow_warnings): Declare.
26641 (fold_undefer_overflow_warnings): Declare.
26642 (fold_undefer_and_ignore_overflow_warnings): Declare.
26643 (fold_deferring_overflow_warnings_p): Declare.
26644 (tree_expr_nonzero_warnv_p): Declare.
26645 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26646 of warning options.
26647 (Warning Options): Document -Wstrict-overflow.
26648 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26649 (tree-ssa-ccp.o): Likewise.
26650 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26651 (fold-const.o): Depend on intl.h.
26653 2007-02-13 Ian Lance Taylor <iant@google.com>
26655 PR middle-end/30751
26656 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26659 2007-02-13 Stuart Hastings <stuart@apple.com>
26661 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26663 2007-02-13 Richard Henderson <rth@redhat.com>
26665 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26666 handled_component_p before looking for the indirect_ref.
26668 2007-02-13 Richard Henderson <rth@redhat.com>
26670 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26671 remove flags clobber.
26672 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26673 (bswaphi_lowpart): New.
26674 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26675 remove TARGET_BSWAP test. Delete expander of the same name.
26677 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26678 (expand_unop): Use them.
26680 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26682 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26683 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26684 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26685 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26686 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26687 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26688 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26689 assembler dialect choice from asm templates.
26691 2007-02-12 Richard Henderson <rth@redhat.com>
26693 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26694 (fixuns_trunc<SSEMODEF>si2): Use it.
26695 * config/i386/sse.md (vec_setv4sf_0): Export.
26696 * config/i386/i386.c (ix86_build_const_vector): Export.
26697 (ix86_split_convert_uns_si_sse): Rename from
26698 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26699 * config/i386/i386-protos.h: Update.
26701 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26704 * c-typeck.c (c_finish_return): Improve warning message.
26706 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26708 * alias.c (find_symbolic_term): Delete unused function.
26710 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26712 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26713 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26714 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26716 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26718 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26719 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26720 the function, temporarily point the debug interface to the null one.
26722 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26724 * dwarf2out.c (round_up_to_align): New static function.
26725 (field_byte_offset): Use it to round the offset.
26727 2007-02-12 Richard Henderson <rth@redhat.com>
26729 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26730 (inswl_const): Export.
26732 2007-02-12 Richard Henderson <rth@redhat.com>
26734 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26735 result mode of the libcall, convert back to outmode.
26737 2007-02-12 Roger Sayle <roger@eyesopen.com>
26739 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26740 (bswapdi2): New define_expand to implement 32-bit implementation.
26742 2007-02-12 Nick Clifton <nickc@redhat.com>
26744 * doc/invoke.texi (Overall Options): Document --help=.
26745 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26746 (cc1_options): Pass --help= on to cc1.
26747 (display_help): Add description of --help=.
26748 (process_command): Add code to handle --help=. Allow translated
26749 --help and --target-help switches to be passed on to compiler
26751 (main): Remove unused if statement.
26752 * opts.c (columns): Remove.
26753 (LEFT_COLUMN): Define.
26754 (wrap_help): Add columns argument.
26755 (print_filtered_help): Change parameters to be an include bitmask,
26756 an exclude bitmask, an any bitmask and the column width. Move the
26757 code to display the params list here. Add code to display the
26758 status of options rather than their descriptions if the quiet flag
26760 (print_specific_help): Change parameters to be an include bitmask,
26761 an exclude bitmask and an any bitmask. Move code to look up the
26762 column width here. Decide upon the title for an options listing.
26763 (common_handle_options): Add code to handle --help=. Adapt code
26764 for --help and --target-help to use the revised form of the
26765 print_specific_help function.
26766 (print_help): Delete.
26767 (print_param_help): Delete.
26768 (print_switch): Delete.
26769 * opts.h (cl_lang_count): Add prototype.
26770 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26771 CL_MAX_OPTION_CLASS): New defines.
26772 * optc-gen.awk: Add construction of cl_lang_count.
26773 * c.opt: Add Warning attribute to warning options and Optimization
26774 attribute to optimization options.
26775 * common.opt: Likewise.
26777 Add -fhelp and -ftarget-help as aliases for the transformed --help
26778 and --target-help options.
26779 * opt-functions.awk: Add code to handle Warning and Optimization
26782 2007-02-12 Richard Henderson <rth@redhat.com>
26784 * config/alpha/constraints.md: New file.
26785 * config/alpha/alpha.c: Include tm-constrs.h.
26786 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26787 alpha_extra_constraint): Remove.
26788 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26789 * config/alpha/alpha-protos.h: Update.
26790 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26791 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26792 (EXTRA_CONSTRAINT): Remove.
26793 * config/alpha/alpha.md: Include constraints.md.
26794 (adddi splitter): Use satisfies_constraint_*.
26795 * config/alpha/predicates.md (add_operand): Likewise.
26796 (sext_add_operand, addition_operation): Likewise.
26798 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26800 PR tree-optimization/29145
26801 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26802 in our handling of restrict qualified pointers.
26804 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26807 * doc/invoke.texi (Wunused-value): Update description.
26808 (Wextra): Delete item.
26809 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26810 value of Wunused-value.
26811 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26812 (c_finish_stmt_expr): Don't check extra_warnings.
26813 (emit_side_effect_warnings): The caller is responsible to check
26816 2007-02-11 Roger Sayle <roger@eyesopen.com>
26817 Matt Thomas <matt@3am-software.com>
26819 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26821 2007-02-11 Roger Sayle <roger@eyesopen.com>
26823 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26824 comparisons of POPCOUNT against zero.
26825 (simplify_const_relational_operation): Likewise.
26827 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26829 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26831 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26833 * dwarf2out.c (root_type): Delete unused function.
26835 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26837 * genattrtab.c (contained_in_p): Delete unused function.
26838 (write_expr_attr_cache): Likewise.
26840 2007-02-11 Jan Hubicka <jh@suse.cz>
26842 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26845 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26847 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26848 to add the REG_EQ* note.
26849 * see.c (see_merge_one_use_extension): Likewise.
26850 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26851 turn REG_EQUAL notes into REG_EQUIV notes if the target
26852 register may have more than one set.
26853 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26854 * gcse.c (try_replace_reg): Likewise.
26855 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26856 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26857 more than one REG_EQUIV note.
26858 * reload1.c (gen_reload): Use set_unique_reg_note.
26860 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26862 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26863 (ix86_builtin_conversion): New function.
26865 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26868 * tree.h (DECL_REPLACEABLE_P): New macro.
26869 * except.c (set_nothrow_function_flags): Likewise.
26871 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26872 Ira Rosen <irar@il.ibm.com>
26873 Dorit Nuzman <dorit@il.ibm.com>
26875 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26876 * targhooks.c (default_builtin_vectorized_conversion): New.
26877 * targhooks.h (default_builtin_vectorized_function): New declaration.
26878 * target.h (struct vectorize): Add builtin_conversion field.
26879 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26880 stmt_vec_info_type value.
26881 (vectorizable_conversion): New declaration.
26882 * tree-vect-analyze.c (vect_analyze_operations): Add
26883 vectorizable_conversion call.
26884 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26885 * tree-vect-transform.c (vectorizable_conversion): New function.
26886 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26887 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26889 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26890 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26891 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26892 or ALTIVEC_BUILTIN_VCFSX.
26894 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26897 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26898 CONST_DOUBLE and operand 0 is a hard register.
26899 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26900 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26901 is a hard floating-point register.
26903 2007-02-10 Richard Henderson <rth@redhat.com>
26904 Jakub Jelinek <jakub@redhat.com>
26905 Alexandre Oliva <aoliva@redhat.com>
26907 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26908 * builtin-types.def (BT_WORD): Make unsigned.
26909 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26910 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26911 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26912 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26913 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26914 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26916 * expr.c (emutls_var_address): New.
26917 (expand_expr_real_1): Expand emulated tls.
26918 (expand_expr_addr_expr_1): Likewise.
26919 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26920 * output.h (emutls_finish): Declare.
26921 * toplev.c (compile_file): Call it.
26922 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26923 address before wrapping in CONST.
26924 * varasm.c (emutls_htab, emutls_object_type): New.
26925 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26926 (get_emutls_object_name, get_emutls_object_type): New.
26927 (get_emutls_init_templ_addr, emutls_decl): New.
26928 (emutls_common_1, emutls_finish): New.
26929 (assemble_variable): When emulating tls, swap decls; generate
26930 constructor for the emutls objects.
26931 (do_assemble_alias): When emulating tls, swap decl and target name.
26932 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26934 * varpool.c (decide_is_variable_needed): Look at force_output.
26935 Recurse for emulated tls.
26936 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26937 with decide_is_variable_needed.
26938 * emutls.c: New file.
26939 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26940 tls_object for real tls.
26942 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26944 PR rtl-optimization/29599
26945 * reload1.c (eliminate_regs_in_insn): Take the destination
26946 mode into account when computing the offset.
26948 2007-02-09 Stuart Hastings <stuart@apple.com>
26949 Richard Henderson <rth@redhat.com>
26951 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26952 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26953 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26954 fixuns_truncdfhi2): New.
26955 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26956 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26957 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26958 (floatunssidf2): Allow nonimmediate source.
26959 * config/i386/sse.md (movdi_to_sse): New.
26960 (vec_concatv2di): Drop '*'.
26961 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26962 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26963 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26965 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26966 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26967 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26968 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26969 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26970 ix86_build_const_vector.
26971 (x86_emit_floatuns): Rewrite.
26973 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26975 * genautomata.c (longest_path_length): Delete unused function.
26976 (struct state): Delete unused longest_path_length.
26977 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26978 (get_free_state): Delete unused.
26980 2007-02-09 Jan Hubicka <jh@suse.cz>
26982 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26983 * doc/invoke.texi (inline-unit-growth): Update default value.
26985 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26986 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26987 (rebuild_cgraph_edges): Likewise.
26988 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26989 (dump_cgraph_node): Dump frequencies.
26990 (cgraph_clone_edge): Add frequency scales.
26991 (cgraph_clone_node): Add freuqnecy.
26992 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26993 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26994 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26995 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26996 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26997 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26998 (save_inline_function_body): Likewise.
26999 * ipa-inline.c: inluce rtl.h
27000 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
27001 (cgraph_edge_badness): Use frequencies.
27002 (cgraph_decide_recursive_inlining): Update clonning.
27003 (cgraph_decide_inlining_of_small_function): Dump frequency.
27004 * predict.c (estimate_bb_frequencies): Export.
27005 * predict.h (estimate_bb_frequencies): Declare.
27006 * tree-inline.c (copy_bb): Watch overflows.
27007 (expand_call_inline): Update call of cgraph_create_edge.
27008 (optimize_inline_calls): Use TODO flags to update frequnecies.
27009 * passes.h: Include predict.h
27010 (init_optimization_passes): Move profile ahead.
27011 (execute_function_todo): Handle TODO_rebuild_frequencies.
27013 2007-02-09 Roger Sayle <roger@eyesopen.com>
27015 * config/alpha/alpha.c (emit_insxl): Force the first operand of
27016 the insbl or inswl pattern into a register.
27018 2007-02-09 Roger Sayle <roger@eyesopen.com>
27020 * config/ia64/ia64.md (bswapdi2): New define_insn.
27022 2007-02-09 Richard Henderson <rth@redhat.com>
27024 * config/i386/constraints.md (Ym): New constraint.
27025 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
27026 (movdi_1_rex64): Split sse and xmm general register moves from
27027 memory move alternatives. Use conditional register constraints.
27028 (movsf_1, movdf_integer): Likewise.
27029 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
27030 (movdf_integer_rex64): New.
27031 (pushsf_rex64): Fix output constraints.
27032 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
27033 (sse2_stored): Likewise.
27034 (sse2_storeq_rex64): New.
27035 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
27036 amd and not generic.
27037 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
27038 for optimize_size. Remove SF/DFmode hack.
27040 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27042 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
27045 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
27046 Richard Sandiford <richard@codesourcery.com>
27048 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
27049 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
27050 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
27051 m68k/t-mlib to tmake_file.
27052 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
27053 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
27054 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
27055 Allow it to be cf or m68k. Set m68k_arch_family. If that
27056 variable is not empty, add t-$m68k_arch_family to tmake_file.
27057 Add t-mlibs to tmake_file.
27058 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
27059 * config/m68k/t-cf: New file.
27060 * config/m68k/t-m68k: Likewise.
27061 * config/m68k/t-mlibs: Likewise.
27062 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27063 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27064 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27065 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27066 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
27068 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
27069 (INSTALL_LIBGCC): Delete.
27070 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27071 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27072 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27073 (M68K_MLIB_CPU): Define.
27074 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27075 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27076 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
27078 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
27079 Richard Guenther <rguenther@suse.de>
27081 PR middle-end/23361
27082 * fold-const.c (fold_comparison): Handle obfuscated comparisons
27083 against INT_MIN/INT_MAX.
27084 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
27085 file if a loop is removed.
27087 2007-02-09 Joseph Myers <joseph@codesourcery.com>
27089 * calls.c (store_one_arg): Pass correct alignment to
27090 emit_push_insn for non-BLKmode values.
27091 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
27092 unaligned stack slot via a suitably aligned slot.
27094 2007-02-08 DJ Delorie <dj@redhat.com>
27096 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
27098 (legal_subregs): Use unsigned char, make const.
27099 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
27101 2007-02-08 Paul Brook <paul@codesourcery.com>
27103 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
27104 special interworking needed.
27106 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
27108 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
27109 conditional to __SSE2__.
27110 (Entries below should have been added to first ChangeLog
27111 entry for amdfam10 dated 2007-02-05)
27112 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
27114 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
27116 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
27119 2007-02-08 DJ Delorie <dj@redhat.com>
27121 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
27122 * config/m32c/m32c.c (legal_subregs): New.
27123 (m32c_illegal_subreg_p): New.
27124 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
27125 unsupported subregs of hard regs.
27127 2007-02-08 Jan Hubicka <jh@suse.cz>
27129 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
27130 the same one; always update histograms.
27132 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27134 * passes.c (init_optimization_passes): Tidy comment.
27136 2007-02-08 Roger Sayle <roger@eyesopen.com>
27138 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
27139 strip zero_extend, bswap and rotates from POCOUNT's argument.
27140 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
27141 zero_extend and rotates from PARITY's argument.
27142 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
27143 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
27144 of an integer constant at compile-time.
27146 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27149 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
27151 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
27154 * tree-ssa-live.c (remove_unused_locals): Do not remove
27155 TREE_ADDRESSABLE variables.
27156 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
27157 * tree-ssa-operands.c (add_virtual_operand): Remove argument
27158 FOR_CLOBBER. Update all users.
27159 If VAR has an associated alias set, add a virtual operand for
27160 it if no alias is found to conflict with the memory reference.
27162 2007-02-07 Jan Hubicka <jh@suse.cz>
27163 Robert Kidd <rkidd@crhc.uiuc.edu>
27165 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
27167 2007-02-07 Ian Lance Taylor <iant@google.com>
27169 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
27171 2007-02-07 Roger Sayle <roger@eyesopen.com>
27173 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
27174 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
27175 tablejumpdi, movsi_to_cr_one): Remove constraints from
27176 define_expand's match_operands.
27178 2007-02-07 Roger Sayle <roger@eyesopen.com>
27180 * global.c (compute_regsets): Move declatation of "i" inside of
27181 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
27183 2007-02-07 Jakub Jelinek <jakub@redhat.com>
27186 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
27187 of INDIRECT_REF <RESULT_DECL>.
27189 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
27191 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
27192 Kaz Kojima <kkojima@gcc.gnu.org>
27195 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
27197 (sh_initialize_trampoline): Add parentheses to avoid a warning.
27199 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
27201 * doc/loop.texi: Document possibility not to perform disambiguation
27202 of loops with multiple latches.
27203 * cfgloopmanip.c (alp_enum_p): Removed.
27204 (add_loop): Handle subloops. Use get_loop_body_with_size.
27205 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
27206 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
27207 the new forwarder block.
27208 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
27209 Handle the case latch is NULL.
27210 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
27211 modifications when marking loop exits.
27212 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
27214 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
27215 disambiguate_loops_with_multiple_latches.
27216 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
27217 before fix_loop_structure.
27218 * cfgloop.c: Include pointer-set.h and output.h.
27219 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
27220 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
27221 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
27222 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
27223 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
27224 disambiguate_multiple_latches, get_loop_body_with_size,
27225 disambiguate_loops_with_multiple_latches): New functions.
27226 (flow_loop_dump): Dump multiple latch edges.
27227 (flow_loop_nodes_find): Handle loops with multiple latches.
27228 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
27229 (glb_enum_p): Modified.
27230 (get_loop_body): Use get_loop_body_with_size.
27231 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
27232 (AVOID_CFG_MODIFICATIONS): New constant.
27233 (disambiguate_loops_with_multiple_latches, add_loop,
27234 get_loop_body_with_size): Declare.
27235 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
27237 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
27239 PR inline-asm/28686
27240 * global.c (compute_regsets): New function.
27241 (global_alloc): Refactored ELIMINABLE_REGSET
27242 and NO_GLOBAL_ALLOC_REGS computation out.
27243 (rest_of_handle_global_alloc): Call compute_regsets()
27244 for non-optimizing case.
27246 2007-02-06 Richard Henderson <rth@redhat.com>
27248 * config/i386/constraints.md (Y2): Rename from Y.
27249 (Yi): New constraint.
27250 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
27251 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
27252 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
27253 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
27254 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
27255 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
27256 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
27257 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
27258 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
27259 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
27260 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
27261 vec_extractv2si_1): Change Y constraints to Y2.
27262 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
27263 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
27264 Change Y constraints to Y2.
27265 (sse2_loadld): Change Y constraints to x.
27267 2007-02-06 Roger Sayle <roger@eyesopen.com>
27269 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
27270 (parity<mode>2): New define_expand using rs6000_emit_parity.
27271 * config/rs6000/rs6000.c (rs6000_emit_popcount,
27272 rs6000_emit_parity): New functions.
27273 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
27274 rs6000_emit_parity): Prototype here.
27276 2007-02-06 Ian Lance Taylor <iant@google.com>
27278 * lower-subreg.c (simple_move_operand): Reject CONST.
27279 (resolve_clobber): Call validate_change rather than directly
27280 assigning to XEXP (pat, 0).
27282 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27284 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
27285 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
27286 (tree-cfg.o): Remove hashtab.h dependency.
27288 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
27289 (struct ivopts_data): Change niters to pointer_map_t.
27290 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
27291 (niter_for_exit): Create pointer_map on demand. Change for
27293 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
27294 (free_loop_data): Destroy data->niters if created and reset field.
27295 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
27296 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
27298 * tree-ssa-reassoc.c: Include pointer-set.h.
27299 (bb_rank): Change to long *.
27300 (operand_rank): Change to pointer_map_t.
27301 (find_operand_rank): Return long, -1 if not found. Declare as inline.
27302 (insert_operand_rank): Accept long.
27303 (operand_entry_hash, operand_entry_eq): Remove.
27304 (get_rank): Return long. Adjust for changes above.
27305 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
27307 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
27309 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
27310 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
27311 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
27313 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
27314 directly since it cannot be NULL.
27315 (get_vi_for_tree): Rewrite for pointer_map API.
27316 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
27317 (init_alias_vars): Create vi_for_tree as pointer_map.
27318 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
27320 * tree-cfg.c: Don't include hashtab.h.
27321 (edge_to_cases): Declare as pointer_map.
27322 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
27324 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
27325 (start_recording_case_labels): Create edge_to_cases as pointer_map.
27326 (end_recoding_case_labels): Cleanup edge_to_cases manually before
27328 (record_switch_edge): Delete.
27329 (get_cases_for_edge): Adjust for pointer_map API, inline
27330 record_switch_edge (rewritten for new API), remove goto.
27332 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27334 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
27335 * tree-nested.c: Include pointer-set.h.
27336 (var_map_elt, var_map_eq, var_map_hash): Delete.
27337 (struct nesting_info): Remove GTY marker. Change the two htab_t's
27338 to pointer_map_t's.
27339 (nesting_info_bitmap_obstack): New.
27340 (lookup_field_for_decl): Adjust for pointer_map API.
27341 (lookup_tramp_for_decl): Adjust for pointer_map API.
27342 (get_nonlocal_debug_decl): Adjust for pointer_map API.
27343 (get_local_debug_decl): Adjust for pointer_map API.
27344 (convert_nl_goto_reference): Adjust for pointer_map API.
27345 (convert_nl_goto_receiver): Adjust for pointer_map API.
27346 (create_nesting_tree): Create outside GGC space. Create bitmap on
27347 the new obstack. Create field_map and var_map as pointer_maps.
27348 (free_nesting_tree): Adjust for changes to create_nesting_tree.
27350 (lower_nested_functions): Move root here, no need to NULL it.
27351 Initialize and release the obstack.
27353 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
27355 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
27356 Remove prototypes and make them non-static.
27357 (struct tree_int_map): Remove.
27358 * tree.h (struct tree_int_map): Move here, turning TO into an
27360 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
27362 * tree.h (TREE_COMPLEXITY): Remove.
27363 (struct tree_exp): Remove complexity field.
27364 * tree.c (build1_stat): Don't set it.
27366 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
27367 Victor Kaplansky <victork@il.ibm.com>
27369 * tree-vectorizer.c (vect_is_simple_use): Support induction.
27370 (vect_is_simple_reduction): Support reduction with induction as
27371 one of the operands.
27372 (vect_is_simple_iv_evolution): Fix formatting.
27373 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
27374 formatting. Don't mark induction phis for vectorization.
27375 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
27376 * tree-vect-transform.c (get_initial_def_for_induction): New function.
27377 (vect_get_vec_def_for_operand): Support induction.
27378 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
27380 (vectorizable_reduction): Support reduction with induction as one of
27382 (vectorizable_type_demotion): Use def-type of stmt argument rather
27383 than dummy def-type.
27385 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
27386 flag_tree_scev_cprop.
27387 * common.opt (tree-scev-cprop): New flag.
27389 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
27390 call to vect_get_new_vect_var.
27392 2007-02-06 Ira Rosen <irar@il.ibm.com>
27394 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
27395 vectype is not NULL.
27396 (vect_pattern_recog_1): Likewise.
27398 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27400 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
27401 (fold_negate_expr): Likewise.
27403 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
27406 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
27407 even if cv-qualification is the same.
27409 2007-02-05 Geoffrey Keating <geoffk@apple.com>
27411 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
27412 __enable_execute_stack on completion.
27414 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27416 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
27417 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
27418 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
27419 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
27420 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
27421 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
27422 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
27423 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
27425 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27427 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
27428 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
27429 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
27430 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
27431 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
27432 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
27433 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
27434 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
27435 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
27436 umuldi3_highpart_rex64, umulsi3_highpart_insn,
27437 umulsi3_highpart_zext, smuldi3_highpart_rex64,
27438 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
27439 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
27440 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
27441 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
27442 sqrtextenddfxf2_i387): Added amdfam10_decode.
27444 * config/i386/athlon.md (athlon_idirect_amdfam10,
27445 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
27446 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
27447 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
27448 athlon_ivector_store_amdfam10): New define_insn_reservation.
27449 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
27452 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27454 * config/i386/athlon.md (athlon_call_amdfam10,
27455 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27456 define_insn_reservation.
27457 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27458 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27459 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27461 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27463 * config/i386/athlon.md (athlon_sseld_amdfam10,
27464 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27465 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27467 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27469 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27470 define_insn_reservation.
27471 * config/i386/i386.md (sseins): Added sseins to define_attr type
27472 and define_attr unit.
27473 * config/i386/sse.md: Set type attribute to sseins for insertq
27476 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27478 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27479 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27480 ssecomi_load_amdfam10, ssecomi_amdfam10,
27481 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27482 define_insn_reservation.
27483 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27485 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27487 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27488 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27489 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27490 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27491 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27492 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27493 define_insn_reservation.
27495 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27496 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27497 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27498 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27499 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27501 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27503 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27504 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27505 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27506 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27507 athlon_ssemul_load_k8): Added amdfam10.
27509 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27511 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27512 (x86_sse_unaligned_move_optimal): New variable.
27514 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27516 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27517 for unaligned vector SSE double/single precision loads for AMDFAM10.
27519 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27521 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27522 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27523 Define TARGET_CPU_DEFAULT_amdfam10.
27524 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27525 (processor_type): Add PROCESSOR_AMDFAM10.
27527 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27528 processor_type in config/i386/i386.h.
27529 Enable imul peepholes for TARGET_AMDFAM10.
27531 * config.gcc: Add support for --with-cpu option for amdfam10.
27533 * config/i386/i386.c (amdfam10_cost): New variable.
27534 (m_AMDFAM10): New macro.
27535 (m_ATHLON_K8_AMDFAM10): New macro.
27536 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27537 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27538 x86_promote_QImode, x86_integer_DFmode_moves,
27539 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27540 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27541 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27542 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27543 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27544 Enable/disable for amdfam10.
27545 (override_options): Add amdfam10_cost to processor_target_table.
27546 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27547 processor_alias_table.
27548 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27549 (ix86_adjust_cost): Add code for amdfam10.
27551 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27553 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27554 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27555 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27556 * config/i386/i386.h: Add builtin definition for SSE4A.
27557 * config/i386/i386.md: Add support for ABM instructions
27558 (popcnt and lzcnt).
27559 * config/i386/sse.md: Add support for SSE4A instructions
27560 (movntss, movntsd, extrq, insertq).
27561 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27562 Add -march=amdfam10 flag.
27563 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27564 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27566 * doc/extend.texi: Add documentation for SSE4A builtins.
27568 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27570 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27572 2007-02-05 Richard Guenther <rguenther@suse.de>
27574 * tree-vectorizer.h (vectorizable_function): Add argument type
27575 argument, change return type.
27576 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27577 * tree-vect-transform.c (vectorizable_function): Handle extra
27578 argument, return vectorized function decl.
27579 (build_vectorized_function_call): Remove.
27580 (vectorizable_call): Handle calls with result and argument types
27581 differing. Handle loop vectorization factor correctly.
27582 * targhooks.c (default_builtin_vectorized_function): Adjust for
27584 * targhooks.h (default_builtin_vectorized_function): Likewise.
27585 * target.h (builtin_vectorized_function): Add argument type
27587 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27588 extra argument, allow vectorizing of lrintf.
27589 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27590 documentation of target hook.
27592 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27595 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27596 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27597 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27599 2007-02-05 Roger Sayle <roger@eyesopen.com>
27601 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27602 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27603 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27604 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27605 before canonicalizing sincos to cexpi.
27606 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27608 2007-02-05 Roger Sayle <roger@eyesopen.com>
27610 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27611 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27612 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27614 2007-02-05 Roger Sayle <roger@eyesopen.com>
27616 * mips-tfile.c (initialize_init_file): Correct endianness test.
27618 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27620 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27621 the 'y' constraint.
27623 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27625 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27626 saves in a PARALLEL before the register assignments.
27628 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27630 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27631 DWARF_FRAME_RETURN_COLUMN to be a general register.
27632 * dwarf2out.c (init_return_column_size): New function, split from...
27633 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27634 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27635 to be nongeneral registers.
27636 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27638 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27639 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27641 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27643 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27645 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27647 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27648 (remove_path): Use can_remove_branch_p and remove_branch instead
27649 of loop_delete_branch_edge.
27650 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27651 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27652 Update profile using scale_dominated_blocks_in_loop.
27653 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27654 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27655 (can_remove_branch_p, remove_branch): Declare.
27656 * tree-cfg.c (tree_can_remove_branch_p): New function.
27657 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27658 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27659 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27661 2007-02-05 Jan Hubicka <jh@suse.cz>
27663 PR middle-end/30696
27664 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27665 nodes in cgraph, don't remove offline copy of the function.
27667 2007-02-04 Jan Hubicka <jh@suse.cz>
27669 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27670 vectors might cause maybe_lookup_element_for_expr to be called
27671 on non-sra-candidate.
27673 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27675 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27676 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27677 spelling conventions.
27679 2007-02-04 Richard Guenther <rguenther@suse.de>
27681 PR middle-end/30636
27682 * fold-const.c (try_move_mult_to_index): Make sure to not
27683 overflow one dimension of a multi-dimensional array access.
27685 2007-02-04 Jan Hubicka <jh@suse.cz>
27687 * passes.c (init_optimization_passes): Reindent.
27689 2007-02-04 Jan Hubicka <jh@suse.cz>
27690 Eric Botcazou <ebotcazou@adacore.com>
27692 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27693 (execute_fixup_cfg): Break out the abnormal goto code.
27694 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27695 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27696 (optimize_inline_calls): Call make_nonlocal_label_edges.
27698 2007-02-04 Jan Hubicka <jh@suse.cz>
27700 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27701 true when something was changed.
27702 (rename_ssa_copies): When something was changed, do
27703 TODO_remove_unused_locals.
27704 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27705 add TODO_remove_unused_locals when instruction was removed.
27707 2007-02-04 Jan Hubicka <jh@suse.cz>
27709 * ipa-inline.c (try_inline): Improve debug output; work on already
27711 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27712 call try_inline for already inlined edges too when flattening;
27713 inline also functions that make callee growth but overall unit size
27716 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27718 * config/m32c/bitops.md, config/m32c/jump.md,
27719 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27720 config/m32r/m32r.h, config/m32r/m32r.md,
27721 config/m32r/predicates.md, config/m68hc11/larith.asm,
27722 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27723 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27724 config/mips/mips-protos.h, config/mips/mips.c,
27725 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27726 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27727 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27728 spelling conventions.
27730 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27731 Follow spelling conventions.
27733 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27735 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27736 warn about C++0x compatibility.
27738 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27740 * config/h8300/h8300.c, config/h8300/h8300.h,
27741 config/h8300/h8300.md: Follow spelling conventions.
27743 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27745 PR middle-end/30667
27746 * combine.c (try_combine): Do not substitute source operand
27747 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27749 2007-02-03 Jan Hubicka <jh@suse.cz>
27751 PR gcov-profile/30650
27752 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27753 do not divide by zero for never executed counters.
27754 (tree_find_values_to_profile): Fix counters.
27755 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27757 2007-02-03 Ian Lance Taylor <iant@google.com>
27759 * lower-subreg.c (simple_move_operand): New static function,
27760 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27762 (simple_move): Call simple_move_operand.
27763 (find_decomposable_subregs): Add special handling of MEMs.
27764 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27765 meaning of return value. If we see a hard register, test whether
27766 it can store a word_mode value. Change all callers.
27768 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27770 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27771 ftrapv insns and expanders.
27772 (subdi3): Change define_expand operand 1 to arith11_operand, and
27773 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27774 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27775 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27778 PR middle-end/30174
27779 * varasm.c (notice_global_symbol): Treat global objects as weak when
27780 flag_shlib is true.
27782 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27784 * emit-rtl.c (dconstpi): Delete.
27785 (dconstsqrt2): New.
27786 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27787 * real.h (dconstpi): Delete.
27788 (dconstsqrt2): New.
27789 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27790 (fold_builtin_hypot): Likewise.
27792 2007-02-03 Tom Tromey <tromey@redhat.com>
27795 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27796 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27798 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27800 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27801 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27802 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27803 config/rs6000/cell.md, config/rs6000/darwin.h,
27804 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27805 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27806 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27807 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27808 typos. Follow spelling conventions.
27809 * doc/invoke.texi: Follow spelling conventions.
27811 2007-02-03 Roger Sayle <roger@eyesopen.com>
27813 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27814 canonicalization transformations that attempt to simplify integer
27815 constant comparisons to become comparisons against zero.
27817 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27819 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27821 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27822 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27824 2007-02-02 Mike Stump <mrs@apple.com>
27826 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27827 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27828 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27829 generate a branch island.
27831 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27833 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27834 (xtensa_legitimate_address_p): New.
27835 (xtensa_legitimize_address): New.
27836 (xtensa_output_addr_const_extra): New.
27837 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27839 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27840 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27841 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27842 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27843 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27844 (xtensa_legitimize_address): New.
27845 (xtensa_output_addr_const_extra): New.
27847 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27849 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27851 2007-02-02 Ian Lance Taylor <iant@google.com>
27853 * expmed.c (expand_divmod): Add comment.
27855 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27857 * emit-rtl.c (renumber_insns): Remove.
27858 * flags.h: Remove the extern for flag_renumber_insns.
27859 * rtl.h: Remove the prototype for renumber_insns.
27860 * toplev.c (flag_renumber_insns): Remove.
27862 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27864 Revert for x86 darwin:
27865 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27867 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27868 code before the following patch under TARGET_MACHO.
27869 (ix86_function_value_regno_p): Likewise.
27871 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27873 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27876 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27879 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27880 loads to general or fp registers. Add comments.
27881 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27883 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27885 * pointer-set.c (insert_aux): Only return insertion slot.
27886 (pointer_set_insert): Adjust.
27887 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27888 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27889 pointer_map_traverse): New.
27890 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27891 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27892 pointer_map_contains, pointer_map_traverse): Declare.
27894 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27896 PR middle-end/30473
27897 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27898 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27900 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27902 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27904 (struct _dep): New type.
27905 (dep_t): New typedef.
27906 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27907 (DEP_STATUS): New access macro. The macro with the same name was
27908 renamed to DEP_LINK_STATUS.
27909 (dep_init): Declare function
27911 (struct _dep_link): New type.
27912 (dep_link_t): New typedef.
27913 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27914 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27915 (DEP_LINK_STATUS): New macro.
27916 (debug_dep_links): New debug function.
27918 (struct _deps_list): New type.
27919 (deps_list_t): New typedef.
27920 (DEPS_LIST_FIRST): New access macro.
27921 (FOR_EACH_DEP_LINK): New cycle macro.
27922 (create_deps_list, free_deps_list, delete_deps_list): Declare
27924 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27925 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27926 (copy_deps_list_change_con): Ditto.
27928 (move_dep_link): Declare function.
27930 (struct _dep_node): New type.
27931 (dep_node_t): New typedef.
27932 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27934 (struct haifa_insn_data.back_deps): New field to hold backward
27935 dependencies of the insn.
27936 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27938 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27939 Change its type to deps_list_t.
27940 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27941 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27942 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27944 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27946 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27948 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27950 (dep_cost): Declare.
27952 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27953 (ds_to_dk, dk_to_ds): New functions.
27955 (init_dep_1): New static function.
27956 (init_dep): New function.
27957 (copy_dep): New static function.
27959 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27961 (detach_dep_link): New static function.
27962 (move_dep_link): New function.
27964 (dep_links_consistent_p, dump_dep_links): New static functions.
27965 (debug_dep_links): New debugging function.
27967 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27969 (alloc_deps_list, init_deps_list): New static functions.
27970 (create_deps_list): New function.
27971 (clear_deps_list): New static function.
27972 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27973 (deps_list_consistent_p, dump_deps_list): New static functions.
27974 (debug_deps_list): New function.
27975 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27977 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27979 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27980 use new scheduler dependencies lists.
27981 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27982 (sched_analyze): Ditto. Initialize dependencies lists.
27983 (add_forw_dep, compute_forward_dependences): Update to use new
27984 scheduler dependencies lists.
27986 (init_dependency_caches): Init deps_obstack.
27987 (free_dependency_caches): Free deps_obstack.
27989 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27990 new scheduler dependencies lists.
27991 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27992 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27994 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27995 Update to use new scheduler dependencies lists.
27996 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27997 (debug_dependencies): Ditto.
27998 (schedule_region): Update comments.
28000 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
28001 scheduler dependencies lists.
28002 (schedule_ebb): Update comments.
28004 * rtl.def (DEPS_LIST): Remove.
28006 * lists.c (unused_deps_list): Remove.
28007 (free_list): Update assertions.
28009 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
28010 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28012 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
28013 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28015 * haifa-sched.c (comments): Update.
28016 (insn_cost1): Remove. Inline the code into insn_cost ().
28017 (insn_cost): Update to use new scheduler dependencies lists. Move
28018 processing of the dependency cost to dep_cost ().
28019 (dep_cost): New function. Use it instead of insn_cost () when
28020 evaluating cost of the dependency. Use compatible interface to
28021 interact with the target.
28022 (priority): Update to use new scheduler dependencies lists.
28023 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
28024 with greater number of insns that depend on the insn.
28025 (schedule_insn): Update to use new scheduler dependencies lists. Add
28026 code to free backward dependencies lists. Inline and optimize code
28027 from resolve_dep () - see PR28071.
28028 (ok_for_early_queue_removal): Update to use new scheduler dependencies
28029 lists. Update call to targetm.sched.is_costly_dependence hook.
28031 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
28032 scheduler dependencies lists.
28034 (resolve_dep): Remove. Move the logic to schedule_insn ().
28035 (init_h_i_d): Initialize dependencies lists.
28037 (process_insn_depend_be_in_spec): Rename to
28038 process_insn_forw_deps_be_in_spec. Update to use new scheduler
28039 dependencies lists.
28040 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
28041 Update to use new scheduler dependencies lists.
28042 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
28044 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
28045 new scheduler dependencies lists.
28046 (build_intra_loop_deps): Ditto.
28048 * target.h (struct _dep): Declare to use in
28049 gcc_target.sched.is_costly_dependence.
28050 (struct gcc_target.sched.adjust_cost): Fix typo.
28051 (struct gcc_target.sched.is_costly_dependence): Change signature to
28052 use single dep_t parameter instead of an equivalent triad.
28053 (struct gcc_target.sched.adjust_cost_2): Remove.
28055 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
28057 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
28059 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
28061 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
28063 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
28064 (REG_DEP_TRUE): Document.
28066 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
28067 Change signature to correspond to the targetm.sched.adjust_cost hook.
28068 Update use in TARGET_SCHED_ADJUST_COST_2.
28069 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
28070 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
28071 new scheduler dependencies lists.
28072 (ia64_gen_check): Ditto.
28074 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
28075 scheduler dependencies lists.
28077 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
28078 signature to correspond to the targetm.sched.is_costly_dependence hook.
28079 (is_costly_group): Update to use new scheduler dependencies lists.
28081 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
28082 instead of INSN_COST () macro.
28084 2007-02-01 Ian Lance Taylor <iant@google.com>
28086 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
28088 2007-02-01 Guy Martin <gmsoft@gentoo.org>
28090 * pa.md (tp_load): Correct mfctl instruction syntax.
28092 2007-02-01 Geoffrey Keating <geoffk@apple.com>
28094 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
28095 altivec_padding_size calculation on AIX. Improve comment, add
28096 assert to verify that it's right.
28098 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
28101 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
28103 PR inline-asm/28686
28104 * global.c (global_alloc): Add mising initialization of
28107 2007-02-01 Roger Sayle <roger@eyesopen.com>
28109 * alias.c (init_alias_analysis): Correct whitespace.
28110 * bb-reorder.c (fix_edges_for_rarely_executed_code,
28111 partition_hot_cold_basic_blocks): Likewise.
28112 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
28113 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
28114 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
28115 fold_builtin_snprintf_chk, fold_builtin_printf,
28116 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
28117 do_mpfr_arg3, do_mpfr_sincos): Likewise.
28118 * cfgcleanup.c (cleanup_cfg): Likewise.
28119 * cfgexpand.c (tree_expand_cfg): Likewise.
28120 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
28121 * function.c (get_next_funcdef_no): Likewise.
28122 * gengtype.c (main): Likewise.
28123 * genmodes.c (main): Likewise.
28124 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
28125 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
28126 * ifcvt.c (noce_emit_move_insn): Likewise.
28127 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
28129 * stor-layout.c (get_best_mode): Likewise.
28130 * tree-ssa-loop-niter.c (get_val_for): Likewise.
28131 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
28132 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
28133 perform_var_substitution, solve_graph): Likewise.
28134 * tree-vrp.c (vrp_finalize): Likewise.
28136 2007-02-01 Ian Lance Taylor <iant@google.com>
28138 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
28139 high part of a paradoxical subreg, return a constant zero.
28141 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
28143 * toplev.c (lang_dependent_init): Call init_set_costs.
28144 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
28146 2007-02-01 Richard Guenther <rguenther@suse.de>
28148 PR middle-end/30656
28149 * fold-const.c (fold_negate_expr): Allow negating a
28150 constant if overflow does not change.
28152 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28154 * doc/c-tree.texi (Expression trees): Improve markup.
28155 * doc/tm.texi (Register Classes, Addressing Modes)
28156 (Floating Point): Fix spacing after abbreviations. Fix some
28159 2007-02-01 Ben Elliston <bje@au.ibm.com>
28161 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
28162 * doc/contrib.texi: Likewise.
28163 * doc/install.texi: Likewise.
28165 2007-01-31 Richard Henderson <rth@redhat.com>
28166 Ian Lance Taylor <iant@google.com>
28168 * lower-subreg.c: New file.
28169 * rtl.def (CONCATN): Define.
28170 * passes.c (init_optimization_passes): Add pass_lower_subreg and
28171 pass_lower_subreg2.
28172 * emit-rtl.c (update_reg_offset): New static function, broken out
28173 of gen_rtx_REG_offset.
28174 (gen_rtx_REG_offset): Call update_reg_offset.
28175 (gen_reg_rtx_offset): New function.
28176 * regclass.c: Revert patch of 2006-03-05, restoring
28178 (clear_reg_info_regno): New function.
28179 * dwarf2out.c (concatn_loc_descriptor): New static function.
28180 (loc_descriptor): Handle CONCATN.
28181 * common.opt (fsplit_wide_types): New option.
28182 * opts.c (decode_options): Set flag_split_wide_types when
28184 * timevar.def (TV_LOWER_SUBREG): Define.
28185 * rtl.h (gen_reg_rtx_offset): Declare.
28186 (reg_scan_update): Declare.
28187 * regs.h (clear_reg_info_regno): Declare.
28188 * tree-pass.h (pass_lower_subreg): Declare.
28189 (pass_lower_subreg2): Declare.
28190 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
28191 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
28192 -fsplit-wide-types.
28193 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
28194 * Makefile.in (OBJS-common): Add lower-subreg.o.
28195 (lower-subreg.o): New target.
28197 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28199 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
28201 2007-01-31 Anatoly Sokolov <aesok@post.ru>
28204 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
28206 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28208 PR middle-end/29335
28209 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
28211 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
28213 * cfgloop.h: Include vec-prim.h.
28214 (enum li_flags): Remove LI_ONLY_OLD.
28215 (loop_iterator): Changed.
28216 (fel_next, fel_init): Iterate over loop tree.
28217 (FOR_EACH_LOOP_BREAK): New macro.
28218 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
28220 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
28221 * modulo-sched.c (sms_schedule): Ditto.
28222 * tree-vectorizer.c (vectorize_loops): Ditto.
28223 * doc/loop.texi: Update information on loop numbering and behavior of
28224 FOR_EACH_LOOP wrto new loops.
28225 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
28226 add_to_evolution_1): Test nestedness of loops instead of comparing
28228 * tree-chrec.c (chrec_fold_plus_poly_poly,
28229 chrec_fold_multiply_poly_poly, chrec_evaluate,
28230 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
28231 reset_evolution_in_loop): Ditto.
28232 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
28234 2007-01-31 Dirk Mueller <dmueller@suse.de>
28236 * c-common.c (warn_about_parentheses): Separate warning about
28237 un-parenthized sequence of comparison operators from the one
28238 which is supposed to warn about x <= y <= z.
28240 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
28242 * optabs.h (enum optab_index): Add new OTI_isinf.
28243 (isinf_optab): Define corresponding macro.
28244 * optabs.c (init_optabs): Initialize isinf_optab.
28245 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
28247 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
28248 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
28250 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
28251 expand_builtin_interclass_mathfn.
28252 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
28253 * config/i386/i386.md (UNSPEC_FXAM): New constant.
28254 (fxam<mode>2_i387): New insn pattern.
28255 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
28256 built-in functions as x87 inline asm.
28258 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28260 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
28262 2007-01-30 Eric Christopher <echristo@apple.com>
28264 * config.gcc: Add geode.
28266 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28268 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
28269 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
28270 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
28271 value-prof.c: Fix comment typos.
28273 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28276 * doc/invoke.texi (Wpointer-arith): Document warning.
28278 2007-01-30 Janis Johnson <janis187@us.ibm.com>
28280 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
28281 the list of discrepancies from the draft TR.
28283 2007-01-30 Dirk Mueller <dmueller@suse.de>
28286 * doc/invoke.texi (-Wreturn-type): Update description to
28287 match new behavior.
28289 2007-01-30 Richard Sandiford <richard@codesourcery.com>
28291 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
28293 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
28295 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
28296 to handle optabs that operate on floating point input argument and
28297 output to integer output.
28298 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
28299 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
28300 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
28301 expand_builtin_interclass_mathfn ().
28302 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
28303 (ilogbsi2): Remove.
28304 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
28305 ilogbl built-in functions as x87 intrinsics.
28307 2007-01-30 Richard Guenther <rguenther@suse.de>
28309 PR middle-end/27657
28310 * dwarf2out.c (reference_to_unused): Query varpool if the
28311 variable was output.
28313 2007-01-30 Richard Guenther <rguenther@suse.de>
28315 PR middle-end/30313
28316 * passes.c (execute_one_pass): Reset in_gimple_form to not
28317 confuse non-unit-at-a-time mode.
28319 2007-01-29 Roger Sayle <roger@eyesopen.com>
28320 Richard Guenther <rguenther@suse.de>
28322 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
28323 avoid undefined behaviour on overflow. Use force_fit_type_double
28324 to construct the constant with the specified TREE_OVERFLOW.
28326 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28328 * config/dfp-bit.c: Add parameterized support for fp exceptions.
28329 * config/dfp-bit.h: Ditto.
28331 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28333 * c-decl.c (pop_scope): Replace warnings with call to
28334 warn_for_unused_label.
28335 * c-common.h (warn_for_unused_label): Declare.
28336 * c-common.c (warn_for_unused_label): Define.
28338 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28340 * tree-optimize.c (update_inlined_to_pointers): Delete unused
28343 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28345 * Makefile.in (USER_H): Remove decfloat.h.
28346 * ginclude/decfloat.h: Delete, moving contents to ...
28347 * ginclude/float.h: Add support for decimal floating point,
28348 guarded by __STDC_WANT_DEC_FP__.
28350 2007-01-29 Mike Stump <mrs@apple.com>
28352 * doc/gccint.texi (Top): Rename Loop Representation to Loop
28353 Analysis and Representation to resolve case insensitive conflict.
28354 * doc/loop.texi (Loop Analysis and Representation): Likewise.
28356 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
28358 * tree.h (struct tree_memory_tag): Add aliases member.
28359 (MTAG_ALIASES): New macro.
28360 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
28361 (add_may_alias): Remove pointer-set. Update for may_aliases being
28363 (mark_aliases_call_clobbered): Update for may_aliases being a
28365 (compute_tag_properties): Ditto.
28366 (create_partition_for): Ditto.
28367 (compute_memory_partitions): Ditto.
28368 (dump_may_aliases_for): Ditto.
28369 (is_aliased_with): Ditto.
28370 (add_may_alias_for_new_tag): Ditto.
28371 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
28372 (compute_is_aliased): New function.
28373 (compute_may_aliases): Call compute_is_aliased).
28374 (init_alias_info): Initialize alias_bitmap_obstack.
28375 (union_alias_set_into): New function.
28376 (compute_flow_sensitive_aliasing): Use union_aliases_into.
28377 (have_common_aliases_p): Rewrite to take two bitmaps and use
28379 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
28380 Update for bitmaps.
28381 (finalize_ref_all_pointers): Update for add_may_alias changes.
28382 (new_type_alias): Ditto.
28383 * tree-flow-inline.h (may_aliases): Return a bitmap.
28384 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
28385 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
28386 may_aliases being a bitmap.
28387 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
28388 may_aliases now returns a bitmap.
28389 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
28391 * tree-ssa-operands.c (add_virtual_operand): Update for
28392 may_aliases being a bitmap.
28394 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
28396 PR tree-optimization/30630
28397 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
28398 variable as changed.
28400 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
28403 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
28404 expanded only once even if an error occurs.
28406 2007-01-29 Ben Elliston <bje@au.ibm.com>
28408 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
28409 (__gcov_average_profiler): Likewise.
28410 (__gcov_ior_profiler): Likewise.
28411 (__gcov_merge_ior): Likewise.
28413 2007-01-28 Jan Hubicka <jh@suse.cz>
28415 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
28416 * value-prof.c (stringop_block_profile): Likewise.
28418 2007-01-28 Jan Hubicka <jh@suse.cz>
28420 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
28421 Add variant handling histograms; add wrapper.
28422 (clear_storage_via_libcall): Export.
28423 (emit_block_move_hints): Break out from ...; add histograms.
28424 (emit_block_move): ... this one.
28425 (clear_storage_hints): Break out from ...; add histograms.
28426 (clear_storage): ... this one.
28427 (set_storage_via_memset): Handle histogram.
28428 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
28429 (clear_storage_hints, clear_storage_via_libcall): Declare.
28430 (set_storage_via_setmem): Update prototype.
28431 * doc/md.texi (movmem, setmem): Document new arguments.
28433 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
28434 Add new histograms.
28435 (stringop_block_profile): New global function.
28436 (tree_stringops_values_to_profile): Profile block size and alignment.
28437 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
28439 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
28440 (stringop_block_profile): Declare.
28441 * builtins.c: Include value-prof.h.
28442 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
28443 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
28444 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
28445 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
28446 * profile.c (instrument_values): Add new counters.
28447 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
28449 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
28450 (tree_init_edge_profiler): Build new profilers.
28451 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
28452 (pass_tree_profile): Add dump.
28453 (tree_profile_hooks): Update.
28454 * Makefile.in (LIBGCOV): Add new constants.
28455 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28456 __gcov_ior_profiler): New.
28457 * i386.md (movmem/setmem expanders): Add new optional arguments.
28459 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28461 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28463 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28465 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28466 (tree_unswitch_single_loop): Pass eni_size_weights to
28467 tree_num_loop_insns.
28468 * tree-ssa-loop-manip.c: Include tree-inline.h.
28469 (can_unroll_loop_p): Pass eni_size_weights to
28470 tree_num_loop_insns.
28471 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28472 Pass eni_size_weights to estimate_num_insns.
28473 * tree.h (init_inline_once): Export.
28474 * toplev.c (backend_init): Call init_inline_once.
28475 * cgraphunit.c (cgraph_process_new_functions,
28476 cgraph_analyze_function): Pass eni_inlining_weights to
28477 estimate_num_insns.
28478 * ipa-inline.c (compute_inline_parameters): Ditto.
28479 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28480 to estimate_num_insns.
28481 (try_unroll_loop_completely): Pass eni_size_weights to
28482 tree_num_loop_insns.
28483 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28484 ot estimate_num_insns.
28485 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28486 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28487 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28488 eni_time_weights): New variables.
28489 (init_inline_once): Initialize them.
28490 (struct eni_data): Mew.
28491 (estimate_num_insns_1, estimate_num_insns): Use weights.
28492 * tree-inline.h (struct eni_weights_d): New.
28493 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28494 (estimate_num_insns): Declaration changed.
28495 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28496 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28497 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28499 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28501 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28502 relations in the conflict function is valid.
28504 2007-01-27 Ian Lance Taylor <iant@google.com>
28506 * common.opt: Add fstrict-overflow.
28507 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28508 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28509 (TYPE_OVERFLOW_UNDEFINED): Define.
28510 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28512 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28513 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28514 (fold_negate_expr): Likewise.
28515 (make_range): Likewise.
28516 (extract_muldiv_1): Likewise.
28517 (maybe_canonicalize_comparison): Likewise.
28518 (fold_comparison): Likewise.
28519 (fold_binary): Likewise.
28520 (tree_expr_nonnegative_p): Likewise.
28521 (tree_expr_nonzero_p): Likewise.
28522 * tree-vrp.c (compare_values): Likewise.
28523 (extract_range_from_binary_expr): Likewise.
28524 (extract_range_from_unary_expr): Likewise.
28525 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28527 (nowrap_type_p): Likewise.
28528 * tree-scalar-evolution.c (simple_iv): Likewise.
28529 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28530 (build_range_check): Likewise.
28531 (extract_muldiv_1): Likewise.
28532 (fold_comparison): Likewise.
28533 * tree-vrp.c (vrp_int_const_binop): Likewise.
28534 (extract_range_from_unary_expr): Likewise.
28535 * convert.c (convert_to_integer): Likewise.
28536 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28537 (fold_comparison): Likewise.
28538 (fold_binary): Likewise.
28539 * optabs.c (optab_for_tree_code): Likewise.
28540 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28541 * simplify-rtx.c (simplify_const_relational_operation): Check
28542 flag_strict_overflow and flag_trapv.
28543 (simplify_const_relational_operation): Likewise.
28544 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28545 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28548 2007-01-27 Roger Sayle <roger@eyesopen.com>
28550 * tree.c (tree_fold_gcd): Delete.
28551 * tree.h (tree_fold_gcd): Remove prototype.
28552 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28553 test whether one constant integer is a multiple of another. Instead
28554 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28555 * fold-const.c (multiple_of_p): We've determined both TOP and
28556 BOTTOM are integer constants so we can call int_const_binop directly
28557 instead of the more generic const_binop.
28559 2007-01-27 Roger Sayle <roger@eyesopen.com>
28561 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28562 1*X check that the constant hasn't overflowed, to preserve the
28564 (round_up): Provide an efficient implementation when rouding-up an
28565 INTEGER_CST to a power-of-two.
28567 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28569 * doc/sourcebuild.texi: Add comma for clarity.
28570 * doc/extend.texi: Fix some typos.
28571 * doc/passes.texi: Likewise.
28572 * doc/cppinternals.texi: Likewise.
28573 * doc/c-tree.texi: Likewise.
28574 * doc/tree-ssa.texi: Likewise.
28575 * doc/install.texi: Likewise.
28577 2007-01-27 Jan Hubicka <jh@suse.cz>
28579 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28580 (pass_sra): Do not require alias information.
28581 * passes.c (init_optimization_passes): Add SRA
28583 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28585 * tracer.c (rest_of_handle_tracer): We already cleaned
28586 up the CFG in tracer() so don't do it here again.
28587 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28588 cleanup_cfg here, either. And don't call renumber_insns.
28590 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28591 and BB_HEAD are in the insn stream here. Instead make sure
28592 that BB_INSN is valid on all insns. Also, do check here that
28593 there are no pending branch predictions...
28594 (rtl_verify_flow_info): ...instead of doing it here. Checks
28595 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28598 2007-01-26 Roger Sayle <roger@eyesopen.com>
28600 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28601 function to simplify/factorize operand order canonicalization.
28602 (ix86_fixup_binary_operands): Reorganize using the above function.
28603 (ix86_binary_operator_ok): Likewise.
28605 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28607 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28608 file scope from optimize_attrs.
28609 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28611 (optimize_attrs): Clear insn_code_values after freeing it.
28613 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28615 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28616 a parts.base assignment.
28618 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28620 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28621 (compute_subscript_distance, initialize_data_dependence_relation,
28622 finalize_ddr_dependent, analyze_ziv_subscript,
28623 analyze_siv_subscript_cst_affine,
28624 compute_overlap_steps_for_affine_univar,
28625 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28626 analyze_siv_subscript, analyze_miv_subscript,
28627 analyze_overlapping_iterations, subscript_dependence_tester_1,
28628 compute_self_dependence, free_dependence_relation): Work
28629 with affine_fn instead of chrecs.
28630 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28631 common_affine_function, affine_function_base,
28632 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28633 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28634 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28635 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28636 (all_chrecs_equal_p): Removed.
28637 * tree-data-ref.h (affine_fn, conflict_function): New types.
28638 (struct subscript): Change type of conflicting_iterations_in_a
28639 and conflicting_iterations_in_b.
28641 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28644 * config/pa/pa.h (TARGET_HPUX_11): New.
28645 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28646 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28648 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28649 Richard Guenther <rguenther@suse.de>
28651 * tree-ssa-structalias.c (solve_graph): Handle case
28652 we merged the variable to another.
28654 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28656 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28659 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28660 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28662 2007-01-25 DJ Delorie <dj@redhat.com>
28664 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28665 allow changes to modes which don't fit in those registers.
28667 * reload1.c (choose_reload_regs): Check for invalid subregs before
28668 computing their locations, not after.
28670 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28673 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28674 save Altivec registers in an eh_return function.
28675 (compute_vrsave_mask): Likewise.
28676 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28677 for saving Altivec registers.
28678 (rs6000_emit_prologue): Don't allocate stack twice in
28679 eh_return function. Correct expected value of altivec_save_offset
28680 when using save_world. Describe save of R0 to stack when using
28681 save_world. Describe stack pointer adjustment when using
28682 save_world. Remove duplicated eh_return parameter register saving.
28683 Update sp_offset variable after save_world.
28684 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28686 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28687 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28690 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28692 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28694 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28697 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28698 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28700 2007-01-25 Richard Guenther <rguenther@suse.de>
28702 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28703 * common.opt (-Wcoverage-mismatch): New warning option.
28704 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28705 if -Wcoverage-mismatch is given.
28707 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28709 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28710 (ipcp_driver): Change to static definition.
28711 Add dumping of the ifunctions.
28712 (constant_val_insert): Remove unused parameter. Support for SSA.
28713 (ipcp_propagate_const): Support for SSA.
28714 (ipcp_profile_bb_print): Print only analyzed nodes.
28715 (ipcp_replace_map_create): Remove support for Fortran constant
28717 * ipa-prop.c (ipa_method_modify_stmt,
28718 ipa_callsite_compute_param): Support for SSA.
28719 * ipa-prop.h (ipcp_driver): Remove declaration.
28720 (IS_VALID_TREE_MAP_INDEX): Add define.
28722 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28724 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28726 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28728 PR middle-end/30447
28729 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28730 constant argument to cabs and do it without checking for
28731 -funsafe-math-optimizations.
28733 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28735 * c-common.h (RID_FIRST_CXX0X): New.
28736 (RID_LAST_CXX0X): New.
28737 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28739 * c.opt (Wc++0x-compat): New.
28740 * doc/invoke.texi (-Wc++0x-compat): Document.
28742 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28744 * builtins.c (fold_builtin_carg): New.
28745 (fold_builtin_1): Use it.
28747 2007-01-24 Jan Hubicka <jh@suse.cz>
28749 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28751 * ipa-inline.c (initial_insns, max_insns): Delete.
28752 (compute_max_insns): New function.
28753 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28754 amount of insns as base for code growth.
28755 (cgraph_decide_inlining): Make initial_insns local; do not compute
28757 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28758 * doc/invoke.texi (inline-unit-growth): Update docs.
28760 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28762 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28763 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28764 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28765 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28766 for CPUs that have PTA_CX16 set.
28768 PR middle-end/27416
28769 * gimplify.c (omp_check_private): New function.
28770 (gimplify_scan_omp_clauses): Use it for
28771 firstprivate/lastprivate/reduction.
28773 PR middle-end/30494
28774 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28775 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28777 PR middle-end/30421
28778 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28779 If lower_lastprivate_clauses emits some statements, append them
28780 to dlist rather than body_p and to body_p append an initializer.
28781 (lower_omp_for): Adjust caller.
28783 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28785 * target.h (globalize_decl_name): New.
28786 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28787 * output.h (default_globalize_decl_name): New.
28788 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28790 (globalize_decl): Ditto.
28791 (default_globalize_decl_name): New.
28792 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28793 (ia64_handle_version_id_attribute): New.
28794 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28795 (ia64_asm_output_external): Use globalize_decl_name instead
28796 of globalize_label.
28797 * doc/extend.texi (version_id): New pragma.
28798 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28800 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28802 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28803 _uleb128_t and _Unwind_SWord with _sleb128_t.
28804 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28805 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28807 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28808 * unwind-pe.h (read_uleb128, read_sleb128,
28809 read_encoded_value_with_base): Likewise.
28810 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28812 2007-01-24 Richard Guenther <rguenther@suse.de>
28814 * builtins.c (expand_builtin_cexpi): Get the fndecl
28815 for cexp in the correct way.
28817 2007-01-24 Jan Hubicka <jh@suse.cz>
28819 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28822 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28824 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28825 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28826 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28827 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28828 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28829 __SIZEOF_PTRDIFF_T__.
28830 * doc/cpp.texi: Documentation for the new builtin macros added.
28832 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28834 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28835 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28836 instead of operands[2] to avoid access past the end of array.
28838 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28840 * reload1.c (emit_reload_insns): Pass the reload register
28841 for a non-spill output reload through forget_old_reloads_1.
28843 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28845 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28846 _SOFT_DOUBLE if doubles use software floating-point.
28847 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28848 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28849 * config/rs6000/darwin-ldouble.c: Also compile functions for
28850 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28851 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28852 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28853 commented-out long double override.
28854 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28855 * config/rs6000/eabispe.h: Likewise.
28856 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28857 long double for non-SPE.
28858 (rs6000_handle_option): Likewise.
28859 (invalid_e500_subreg): Disallow more subregs involding DImode,
28860 DFmode, TImode or TFmode.
28861 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28863 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28865 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28866 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28868 (rs6000_legitimate_address): Also check for TFmode for E500
28870 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28871 (spe_build_register_parallel): Handle TFmode and TCmode.
28872 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28874 (function_arg): Handle TFmode and TCmode for E500 double.
28875 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28877 (print_operand): Handle TFmode and TImode for %y.
28878 (rs6000_generate_compare): Handle TFmode comparisons for E500
28880 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28881 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28882 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28883 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28884 TFmode for E500 double.
28885 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28886 (floatsidf2): Enable for E500 double.
28887 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28888 (extenddftf2): Change to extenddftf2_fprs.
28889 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28890 depending on TARGET_E500_DOUBLE.
28891 (extendsftf2): Enable for E500 double.
28892 (trunctfdf2): Enable for E500 double.
28893 (trunctfsf2): Change to trunctfsf2_fprs.
28894 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28895 depending on TARGET_E500_DOUBLE.
28896 (floatsitf2): Enable for E500 double.
28897 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28898 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28899 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28900 (negtf2): Change to negtf2_internal.
28901 (negtf2): New expander.
28902 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28903 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28904 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28905 (movdi_internal32): Use rs6000_nonimmediate_operand.
28906 (unnamed splitter): Likewise.
28907 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28908 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28909 (SPE64TF, DITI): New mode macros.
28910 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28913 (frob_<mode>_di_2): New.
28914 (frob_tf_di_8_2): New.
28915 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28917 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28919 (frob_ti_<mode>_8_2): New.
28920 (frob_ti_tf_2): New.
28921 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28922 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28924 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28925 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28926 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28927 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28928 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28929 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28932 2007-01-23 Ian Lance Taylor <iant@google.com>
28934 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28936 (OBJS-archive): Reformat, alphabetize.
28937 (OBJS): Change out_object_file to OBJS-md.
28939 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28941 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28942 JUMP_P and CALL_P predicates where applicable.
28943 * config/i386/i386.c: Ditto.
28944 * config/i386/i386.md: Ditto.
28945 * config/i386/mmx.md: Ditto.
28946 * config/i386/predicates.md: Ditto.
28948 2007-01-22 Andreas Schwab <schwab@suse.de>
28950 * config/m68k/m68k.h: Fix comment.
28952 2007-01-22 Jan Hubicka <jh@suse.cz>
28954 * passes.c (init_optimization_passes): Do not rerun
28955 pass_early_warn_uninitialized.
28957 2007-01-22 Richard Guenther <rguenther@suse.de>
28959 PR tree-optimization/30038
28960 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28962 (execute_cse_sincos_1): Likewise.
28963 (execute_cse_sincos): Likewise.
28964 (gate_cse_sincos): Likewise.
28965 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28966 the cexpi() canonicalization of sincos().
28967 * tree-pass.h (pass_cse_sincos): Declare.
28968 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28970 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28972 PR rtl-optimization/29329
28973 * combine.c (replaced_rhs_insn): Rename to i2mod.
28974 (replaced_rhs_value): Rename to i2mod_new_rhs.
28975 (i2mod_old_rhs): New global variable.
28976 (combine_instructions): Adjust for above change. Save a copy of
28977 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28978 note are substituted in the second instruction.
28979 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28980 ditch the note if it pertains to the second eliminated register
28981 and this register is mentioned in i2mod_old_rhs.
28984 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28986 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28987 the insn to which the note was originally attached.
28989 2007-01-21 Jan Hubicka <jh@suse.cz>
28991 * ipa-inline.c (inlining_mode): Comment, move up.
28992 (cgraph_decide_inlining_incrementally): Do not perform inlining
28993 itself; fix handling of flattening of self recursive functions.
28994 (cgraph_find_cycles): Remove.
28995 (cgraph_flatten_node): Remove.
28996 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28997 (try_inline): New function.
28998 (cgraph_early_inlining): Update call of
28999 cgraph_decide_inlining_incrementally. Apply inlining here.
29000 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
29002 2007-01-21 Dirk Mueller <dmueller@suse.de>
29005 * tree-vrp.c (check_array_bounds): do not warn
29006 about ADDR_EXPR's of ARRAY_REF's which are immediately
29007 used in binary expressions.
29009 2007-01-21 Ira Rosen <irar@il.ibm.com>
29011 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
29012 read_write_dep and macros for its access.
29013 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
29014 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
29015 argument, call vect_check_interleaving for every independent pair of
29016 data-refs. Mark loads that access the same memory location as a store
29018 (vect_check_dependences): Remove.
29019 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
29020 call, fix the call to vect_analyze_data_ref_dependence.
29021 (vect_analyze_data_ref_access): For statements that access the same
29022 data-ref, check that they are not stores; for loads, check that there
29023 is no store that access the same location.
29025 2007-01-20 Roger Sayle <roger@eyesopen.com>
29026 Joseph Myers <joseph@codesourcery.com>
29028 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
29029 (-fdump-rtl-stack): Likewise.
29030 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
29031 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
29032 (-mpt-fixed): Use @minus{} for minus sign.
29033 (Using Precompiled Headers): Fix under/overfull hbox.
29035 2007-01-20 Jan Hubicka <jh@suse.cz>
29037 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
29038 place within annotation.
29040 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29042 * pa.c (output_move_double): Change array size of xoperands to 4.
29044 2007-01-20 Jan Hubicka <jh@suse.cz>
29046 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
29049 2007-01-19 Ian Lance Taylor <iant@google.com>
29051 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
29052 constant to unsigned HOST_WIDE_INT before negating.
29054 2007-01-19 Ian Lance Taylor <iant@google.com>
29056 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
29058 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
29059 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29060 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
29061 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
29062 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29063 (realloc_vdef, realloc_vuse): Change second parameter to
29065 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
29066 fields to unsigned.
29067 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
29068 unsigned. Change x and lim locals to unsigned.
29069 (realloc_vdef, realloc_vuse): Change num_elem parameter to
29071 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
29072 (copy_virtual_operands): Change i and n locals to unsigned.
29074 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29076 PR middle-end/29335
29077 * builtins.c (fold_builtin_1): Handle builtin fdim.
29079 2007-01-20 Jan Hubicka <jh@suse.cz>
29081 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
29082 * tree-ssa-structalias.c (compute_points_to_sets): Do call
29083 init_alias_heapvars.
29084 (init_alias_heapvars): Initialize only when not already initialized.
29085 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
29087 2007-01-19 Roger Sayle <roger@eyesopen.com>
29089 * common.opt (fsigned-zeros): New command line option.
29090 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
29091 of flag_unsafe_math_optimizations.
29092 * opts.c (set_fast_math_flags): The -ffast-math command line option
29093 implies -fno-signed-zeros.
29094 (fast_math_flags_set_p): Likewise.
29096 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
29097 the documentation of -ffast-math appropriately. Wrap long lines.
29099 2007-01-19 Steve Ellcey <sje@cup.hp.com>
29101 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
29102 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
29104 2007-01-19 Tomas Bily <tbily@suse.cz>
29106 * cgraphunit.c (cgraph_finalize_function): Updating of pid
29108 (tree_init_ic_make_global_vars): New function
29109 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
29110 (tree_gen_ic_profiler): New function
29111 (tree_gen_ic_func_profiler): New function
29112 (tree_profiling): Added calling of tree_gen_ic_func_profiler
29113 (tree_profile_hooks): Added hook for indirec/virtual calls
29114 * value-prof.c (tree_find_values_to_profile): New case for
29116 (tree_values_to_profile): Call for determining indirect/virtual
29118 (tree_indirect_call_to_profile): New function
29119 (tree_ic_transform): New function
29120 (tree_ic): New function
29121 (find_func_by_pid): New function
29122 (init_pid_map): New function
29123 (tree_value_profile_transformations): Added check for
29124 indirect/virtual call transformation
29125 * value-prof.h (enum hist_type): New counter type for
29126 indirect/virtual calls
29127 (profile_hooks): Added new hook for profiling indirect/virtual
29129 * profile.c (instrument_values): New case for indirect/virtual
29131 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
29132 (GCOV_COUNTER_V_INDIR): New counter type
29133 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
29134 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
29136 * cgraph.c: Definition of cgraph_max_pid
29137 (cgraph_create_node): Default init of pid attribute
29138 * cgraph.h: Declaration of cgraph_max_pid
29139 (struct cgraph_node): Added pid attribute
29140 * libgcov.c (__gcov_indirect_call_profiler): New function
29141 (__gcov_one_value_profiler_body): New function
29142 (__gcov_one_value_profiler): Body was moved to
29143 __gcov_one_value_profiler_body and calls it
29145 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
29147 * doc/gty.texi (Options): Document the mark_hook option to GTY.
29148 * gengtype.c (write_types_data, write_func_for_structure,
29149 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
29150 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
29151 (walk_type, write_func_for_structure): Generate the mark_hook if
29154 2007-01-19 Jan Hubicka <jh@suse.cz>
29156 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
29157 'early' argument take inlining mode argument specifying whether to
29158 inline for size/speeed or all functions; add support for flattening;
29160 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
29162 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29165 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
29166 the name of the declared identifier.
29168 2007-01-19 Dirk Mueller <dmueller@suse.de>
29170 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
29171 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
29172 duplicate evaluation.
29174 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29176 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
29177 Macroize expander using X87MODEF12 mode macro. Extend operand 1
29178 to XFMode, use acosxf2 and truncate result to requested mode.
29179 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29180 (asin<mode>2): Similarly, with asin expanders.
29181 (*fscalexf4_i387): Rename from *fscalexf4.
29182 (expNcorexf3): New expander.
29183 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
29184 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
29185 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
29186 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
29187 patterns for SSE math.
29188 (exp10<mode>2): Similarly, with exp10 expanders.
29189 (exp2<mode>2): Similarly, with exp2 expanders.
29190 (expm1<mode>2): Similarly, with expm1 expanders.
29191 (ldexp<mode>3): Similarly, with ldexp expanders.
29192 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
29193 Use gen_truncxf<mode>2_i387_noop to truncate result.
29195 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29197 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
29198 for ColdFire targets.
29200 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
29201 Richard Sandiford <richard@codesourcery.com>
29203 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
29204 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
29205 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
29206 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
29207 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29208 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29210 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29212 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
29213 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
29214 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
29215 (*adddi_dilshr32_cf): New pattern.
29216 (adddi3, subdi3): Remove first alternatives.
29218 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29220 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
29221 implemented using move.l, do not use its cc result for floating-point
29224 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29226 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
29227 from accepting 's' constraints if flag_pic.
29229 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29231 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
29232 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
29233 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
29234 condition from TARGET_68881 to TARGET_HARD_FLOAT.
29236 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
29238 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
29239 ColdFire alternatives.
29240 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
29241 * config/m68k/m68k.md (clzsi2): Define for ColdFire
29242 architectures that support ff1 instruction.
29244 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29245 Julian Brown <julian@codesourcery.com>
29247 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
29248 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
29249 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
29252 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29254 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
29256 (output_move_const_into_data_reg, output_move_simode_const): Delete.
29257 * config/m68k/m68k.c (const_method, const_int_cost): Take a
29258 HOST_WIDE_INT instead of an rtx.
29259 (m68k_rtx_costs): Update call accordingly.
29260 (output_move_const_into_data_reg): Likewise. Fix formatting.
29261 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
29263 (output_move_simode_const): Update calls after above changes.
29264 Rework to use automatic variables and predicates like MEM_P.
29265 * config/m68k/m68k.md (pushexthisi_const): Update call to
29268 2007-01-19 Dirk Mueller <dmueller@suse.de>
29270 * tree-ssa-alias.c (perform_var_substitution): Fix typo
29271 in dump_flags test.
29273 2007-01-19 Richard Guenther <rguenther@suse.de>
29275 * builtins.c (expand_builtin_cexpi): Fall back to expanding
29276 via cexp in case sincos is not available.
29278 2007-01-19 Richard Guenther <rguenther@suse.de>
29280 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
29281 * defaults.h (TARGET_HAS_SINCOS): Default to off.
29282 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
29283 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
29284 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
29285 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
29286 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
29287 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
29289 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29291 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
29293 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
29294 (atan2xf3): Directly generate RTL pattern.
29295 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
29296 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29297 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29298 disable patterns for SSE math.
29299 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
29300 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29301 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29302 disable patterns for SSE math.
29304 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
29306 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
29308 2007-01-18 Roger Sayle <roger@eyesopen.com>
29310 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
29311 VIEW_CONVERT_EXPR to the same type as it's operand.
29313 2007-01-18 David Edelsohn <edelsohn@gnu.org>
29315 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
29316 configured for long double 128.
29318 2007-01-18 Mike Stump <mrs@apple.com>
29320 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
29323 2007-01-18 Michael Meissner <michael.meissner@amd.com>
29325 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
29328 2007-01-18 Jan Hubicka <jh@suse.cz>
29330 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
29331 greater than NUM_VOP_FREE_BUCKETS.
29333 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
29335 * tree-ssa-structalias.c: Update comments.
29336 (ptabitmap_obstack): Removed.
29337 (pta_obstack): New.
29338 (oldpta_obstack): Ditto.
29339 (stats): Add a few members.
29340 (struct variable_info): Remove node, complex, address_taken, and
29341 indirect_target members. Add oldsolution member.
29342 (new_var_info): Do not initialize removed members.
29343 (constraint_expr_type): Remove INCLUDES.
29344 (constraint_graph): Add size, implicit_preds, rep,
29345 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
29346 (FIRST_REF_NODE): New macro.
29347 (LAST_REF_NODE): Ditto.
29348 (FIRST_ADDR_NODE): Ditto.
29349 (find): New function.
29351 (dump_constraint): Do not handle INCLUDES.
29352 (insert_into_complex): Do not insert duplicate constraints.
29353 (condense_varmap_nodes): Renamed and rewritten into ...
29354 (merge_node_constraints): This. Also fix bug in handling of
29355 offseted copy constraints.
29356 (clear_edges_for_node): No longer need to deal with preds at all,
29357 or removing associated preds/succs.
29358 (merge_graph_nodes): Deal with indirect_cycles.
29359 Don't deal with predecessors.
29360 (add_implicit_graph_edge): New function.
29361 (add_pred_graph_edge): Ditto.
29362 (add_graph_edge): Don't deal with predecessors.
29363 (build_constraint_graph): Removed.
29364 (build_pred_graph): New function.
29365 (build_succ_graph): Ditto.
29366 (struct scc_info): Removed in_component. Added roots, dfs, and
29367 node_mapping. Remove visited_index, unification_queue.
29368 (scc_visit): Deal with union-find we do now.
29369 Deal with cycles with REF nodes.
29370 (collapse_nodes): Renamed and rewritten to ...
29371 (unify_nodes): This.
29372 (process_unification_queue): Removed.
29373 (topo_visit): Cleanup
29374 (do_da_constraint): Use find.
29375 (do_sd_constraint): Ditto.
29376 (do_ds_constraint): Ditto.
29377 (do_complex_constraint): Ditto.
29378 (init_scc_info): Update for removed and added members.
29379 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
29380 (find_indirect_cycles): This.
29381 (equivalence_class): New variable.
29382 (label_visit): New function.
29383 (perform_variable_substitution): Rewritten.
29384 (free_var_substitution_info): New function.
29385 (find_equivalent_node): Ditto.
29386 (move_complex_constraints): Ditto.
29387 (eliminate_indirect_cycles): Ditto.
29388 (solve_graph): Only propagate changed bits.
29389 Use indirect cycle elimination.
29391 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
29392 (tree_id_eq): Renamed to ...
29393 (tree_vi_eq): This. Update for member change
29394 (insert_id_for_tree): Renamed and rewritten to ...
29395 (insert_vi_for_tree): This.
29396 (lookup_id_for_tree): Renamed and rewritten to ...
29397 (lookup_vi_for_tree): This.
29398 (get_id_for_tree): Renamed and rewritten to ...
29399 (get_vi_for_tree): Ditto.
29400 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
29401 (process_constraint): Don't handle INCLUDES.
29402 Remove special ADDRESSOF case.
29403 (find_func_aliases): Rewrite to use vi functions instead of id
29405 (create_function_info_for): Ditto.
29406 (create_variable_info_for): Ditto.
29407 (intra_create_variable_infos): Ditto.
29408 (merge_smts_into): Ditto.
29409 (find_what_p_points_to): Ditto.
29410 (init_base_vars): Ditto.
29411 (init_alias_vars): Ditto.
29412 (remove_preds_and_fake_succs): New function.
29413 (dump_sa_points_to_info): Dump new stats.
29414 (dump_solution_for_var): Use find.
29415 (set_used_smts): Fix formatting.
29416 (compute_points_to_sets): Updated for new functions.
29417 (ipa_pta_execute): Ditto.
29419 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29420 Richard Sandiford <richard@codesourcery.com>
29422 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
29424 * calls.c (expand_call): If the return value is a PARALLEL,
29425 extract its first member.
29426 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
29427 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29428 use FUNCTION_EXTRA_EPILOGUE.
29429 (m68k_function_value): Return a PARALLEL if the return value
29430 is of a pointer type.
29431 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
29432 (FUNCTION_EXTRA_EPILOGUE): Remove.
29433 * config/m68k/m68k.md (D0_REG): New constant.
29435 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29437 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29438 output a NOP for empty epilogues.
29440 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29442 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
29443 before function. Extend register save check to include all
29444 registers, not just integer ones.
29446 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29448 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
29449 (m68k_use_return_insn): ...this.
29450 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
29451 * config/m68k/m68k.c (use_return_insn): Rename to...
29452 (m68k_use_return_insn): ...this.
29453 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29454 of USE_RETURN_INSN.
29456 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29458 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29459 nearest even, fix denormal rounding overflow.
29461 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29463 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29464 f%$smove and f%$move.
29465 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29466 (extendsfdf2_cf): Use fdmove instead of f%&move.
29467 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29468 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29470 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29472 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29475 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29477 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29478 (coldfire_single_format): Declare.
29479 (coldfire_double_format): Likewise.
29480 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29481 of qnan_msb_set to determine the lower bits of a canonical
29483 (encode_ieee_double): Likewise.
29484 (encode_ieee_quad): Likewise.
29485 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29486 (mips_single_format): Likewise.
29487 (ieee_double_format): Likewise.
29488 (mips_double_format): Likewise.
29489 (ieee_extended_motorola_format): Likewise.
29490 (ieee_extended_intel_96_format): Likewise.
29491 (ieee_extended_intel_128_format): Likewise.
29492 (ieee_extended_intel_96_round_53_format): Likewise.
29493 (ibm_extended_format): Likewise.
29494 (mips_extended_format): Likewise.
29495 (ieee_quad_format): Likewise.
29496 (mips_quad_format): Likewise.
29497 (vax_f_format): Likewise.
29498 (vax_d_format): Likewise.
29499 (vax_g_format): Likewise.
29500 (i370_single_format): Likewise.
29501 (i370_double_format): Likewise.
29502 (decimal_single_format): Likewise.
29503 (decimal_double_format): Likewise.
29504 (decimal_quad_format): Likewise.
29505 (c4x_single_format): Likewise.
29506 (c4x_extended_format): Likewise.
29507 (real_internal_format): Likewise.
29508 (coldfire_single_format): New real_format.
29509 (coldfire_double_format): Likewise.
29510 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29511 canonical_nan_lsbs_set.
29512 (pdp11_d_format): Likewise.
29513 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29514 if TARGET_COLDFIRE_CPU.
29516 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29518 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29519 (output_call, m68k_legitimize_call_address): Declare.
29520 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29521 parenthesees. Add support for a 'W' constraint.
29522 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29523 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29524 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29525 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29527 (override_options): Initialize them. Do not set flag_no_function_cse
29528 for TARGET_ID_SHARED_LIBRARY.
29529 (m68k_output_pic_call): Delete.
29530 (m68k_legitimize_call_address): New function.
29531 (print_operand): Remove the %o prefix. Handle the %p prefix.
29532 (output_call): New function.
29533 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29534 target address from the GOT if symbolic jumps are not allowed.
29535 * config/m68k/m68k.md (call, general_operand): Do not set
29536 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29537 Merge separate flag_pic and !flag_pic define_insns into...
29538 (*call, *call_value): ...these new patterns. Match the address
29539 rather than the containing MEM and require it to be a call_operand.
29540 Use output_call to generate the asm template.
29541 * config/m68k/predicates.md (const_call_operand): New predicate.
29542 (call_operand): Likewise.
29544 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29546 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29547 (STACK_GROWS_DOWNWARD): Define to 1.
29548 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29549 comments, emphasizing that these values are only defaults.
29550 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29551 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29553 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29555 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29557 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29558 Richard Sandiford <richard@codesourcery.com>
29560 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29561 (FP_REGNO_P): New macros.
29562 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29563 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29564 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29565 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29567 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29569 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29570 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29572 * config/m68k/t-floatlib: New file, extracting common code from...
29573 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29574 * config/m68k/t-uclinux: Here.
29575 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29576 routines on ColdFire targets.
29578 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29580 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29581 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29582 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29583 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29584 explicitly set MOTOROLA to 1.
29585 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29587 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29588 Nathan Sidwell <nathan@codesourcery.com>
29590 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29591 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29592 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29593 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29594 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29595 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29596 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29597 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29598 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29599 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29600 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29601 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29602 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29603 (DBX_REGISTER_NUMBER): Delete.
29604 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29605 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29606 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29608 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29610 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29611 * config/flat.h: New file.
29612 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29613 OBJECT_FORMAT_FLAT.
29614 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29615 indirect references for -msep-data or -mid-shared-library.
29616 Do not use PC-relative code addresses either.
29617 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29619 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29620 for shared libraries and crt1.o for executables. Use crti.o and
29622 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29623 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29624 Do not add -elf2flt or -shared-lib-id options here.
29625 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29626 Pass -shared-lib-id if -mid-shared-library, taking the library
29627 identifier from -mshared-library-id if given, otherwise
29629 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29630 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29631 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29632 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29633 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29634 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29636 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29637 jump sequence for ISA A and ISA A+.
29638 (PICJUMP): Likewise.
29640 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29642 * config.gcc (m68k-*-uclinux*): Base the port on the common
29643 and m68k GNU/Linux files rather than on the generic ELF ones.
29644 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29645 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29647 2007-01-18 Julian Brown <julian@codesourcery.com>
29648 Richard Sandiford <richard@codesourcery.com>
29650 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29651 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29652 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29654 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29655 80 unconditionally.
29656 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29658 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29660 * doc/install.texi: Document m68k-uclinuxoldabi.
29661 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29662 * config/m68k/uclinux-oldabi.h: New file, copied from
29663 config/m68k/uclinux.h.
29665 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29667 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29668 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29669 (m32r_compute_frame_size): Use unsigned for regno.
29670 (m32r_reload_lr): Use gen_frame_mem.
29672 (m32r_output_function_epilogue): Don't output the function epilogue
29674 (m32r_expand_epilogue): New.
29675 (direct_return): Return false if the function has the interrupt
29677 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29678 * config/m32r/m32r.md (epilogue): New expander.
29679 (return_lr, return_rte): New insns.
29680 (return): Make it expander.
29681 (return_normal): New expander.
29683 2007-01-18 Josh Conner <jconner@apple.com>
29686 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29687 support for UNLE, UNLT, UNGE, and UNGT.
29689 2007-01-18 Jan Hubicka <jh@suse.cz>
29691 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29692 * tree-tailcall (add_virtual_phis): Likewise.
29693 (optimize_tail_call): Return TODOs.
29694 (execute_tail_calls): Return TODOs.
29695 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29696 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29698 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29699 Cleanup cfg using TODO.
29700 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29701 * passes.c (execute_function_todo): When cleanup did something, remove
29703 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29704 (make_edges): Don't cleanup_cfg.
29706 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29708 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29709 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29710 operate on the top of stack.
29711 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29712 register handling of instructions that output to the second
29714 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29715 (move_for_stack_reg): Special-case check for dead destination
29716 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29718 * config/i386/i386.md (UNSPEC_TAN): New constant.
29719 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29720 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29721 to correctly model move of constant 1.0 to top stack slot.
29722 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29723 (unnamed peephole2 pattern): Remove corresponding peephole2
29724 pattern that optimizes tan insn and loading of constant 1.0.
29725 (tanxf2): Use fptanxf4_i387.
29726 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29727 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29728 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29729 disable patterns for SSE math.
29730 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29731 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29733 2007-01-18 Dirk Mueller <dmueller@suse.de>
29734 Richard Guenther <rguenther@suse.de>
29737 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29738 * common.opt (Warray-bounds): Add new warning option.
29739 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29741 * Makefile.in: make tree-vrp.o depend on toplev.h
29742 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29744 (check_array_refs, check_array_bounds, check_array_ref): New.
29746 2007-01-18 Jan Hubicka <jh@suse.cz>
29748 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29749 (execute_ssa_ccp): Return flags conditionally.
29750 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29752 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29754 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29756 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29757 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29759 * Makefile.c (GTFILES): Add cfglayout.h.
29760 * gengtype.c (open_base_files): Likewise.
29761 * cfglayout.c (cfg_layout_function_footer,
29762 cfg_layout_function_header) Reindent to make gengtype happy.
29763 * cfglayout.h (cfg_layout_function_footer,
29764 cfg_layout_function_header): Add GTY(()) marker.
29766 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29768 2007-01-18 Ben Elliston <bje@au.ibm.com>
29770 * genautomata.c (write_automata): Include xstrerror output in the
29771 error message if writing the DFA description file fails.
29773 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29775 * config/mips/mips-protos.h (mips_output_external): Make it
29777 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29778 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29779 (extern_list): Likewise.
29780 (extern_head): Likewise.
29781 (TARGET_ASM_FILE_END): Likewise.
29782 (mips_file_end): Likewise.
29783 (mips_output_external): Rewritten.
29785 2007-01-18 Ben Elliston <bje@au.ibm.com>
29787 * genpreds.c (write_insn_preds_c): Only write out the function
29788 body for regclass_for_constraint if we have register constraints.
29790 2007-01-17 Tom Tromey <tromey@redhat.com>
29792 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29793 * doc/install.texi (Testing): Use sourceware.org.
29794 (Binaries): Likewise.
29795 (Specific): Likewise.
29796 * doc/contrib.texi (Contributors): Use sourceware.org.
29798 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29800 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29801 (AVR_ENHANCED): Rename to ...
29802 (AVR_HAVE_MUL): ... new.
29803 (avr_enhanced_p): Rename to ...
29804 (avr_have_mul_p): ... new.
29805 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29806 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29807 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29808 (avr_have_mul_p): ... new.
29809 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29810 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29811 'avr_enhanced_p' and 'enhanced'.
29812 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29813 AVR_HAVE_MUL instead of AVR_ENHANCED.
29814 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29815 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29816 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29817 instead of AVR_ENHANCED.
29818 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29819 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29820 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29822 2007-01-17 Ian Lance Taylor <iant@google.com>
29824 * vec.h (VEC_reserve_exact): Define.
29825 (vec_gc_p_reserve_exact): Declare.
29826 (vec_gc_o_reserve_exact): Declare.
29827 (vec_heap_p_reserve_exact): Declare.
29828 (vec_heap_o_reserve_exact): Declare.
29829 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29831 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29832 negative parameter.
29833 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29834 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29835 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29836 * vec.c (calculate_allocation): Add exact parameter. Change all
29838 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29839 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29840 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29841 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29842 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29843 (vec_heap_p_reserve_exact): New function.
29844 (vec_heap_o_reserve_exact): New function.
29846 2007-01-17 Jan Hubicka <jh@suse.cz>
29848 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29850 2007-01-17 Eric Christopher <echristo@apple.com>
29852 * config.gcc: Support core2 processor.
29854 2007-01-16 Jan Hubicka <jh@suse.cz>
29856 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29857 the names, just unlink the chain so we don't crash on dangling
29861 2007-01-16 Jan Hubicka <jh@suse.cz>
29863 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29864 * tree-pass.h: Reorder to make IPA passes appear toegher.
29865 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29867 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29868 parameters, do not call early inliner.
29869 * ipa-inline.c: Update comments. Include tree-flow.h
29870 (cgraph_decide_inlining): Do not compute inlining parameters.
29871 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29872 be called with function context set up.
29873 (pass_ipa_inline): Remove unreachable functions before pass.
29874 (cgraph_early_inlining): Simplify assuming to be called from the
29876 (pass_early_inline): New pass.
29877 (cgraph_gate_ipa_early_inlining): New gate.
29878 (pass_ipa_early_inline): Turn into simple wrapper.
29879 (compute_inline_parameters): New function.
29880 (gate_inline_passes): New gate.
29881 (pass_inline_parameters): New pass.
29882 (apply_inline): Move here from tree-optimize.c
29883 (pass_apply_inline): New pass.
29884 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29886 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29887 doing them by hand.
29888 (tree_function_versioning): Do not allocate dummy struct function.
29889 * tree-inline.h (optimize_inline_calls): Update prototype.
29890 * tree-optimize.c (execute_fixup_cfg): Export.
29891 (pass_fixup_cfg): Remove
29892 (tree_rest_of_compilation): Do not apply inlines.
29893 * tree-flow.h (execute_fixup_cfg): Declare.
29894 * Makefile.in (gt-passes.c): New.
29895 * passes.c: Include gt-passes.h
29896 (init_optimization_passes): New passes.
29897 (nnodes, order): New static vars.
29898 (do_per_function_toporder): New function.
29899 (execute_one_pass): Dump current pass here.
29900 (execute_ipa_pass_list): Don't dump current pass here.
29902 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29904 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29905 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29907 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29909 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29910 (strong_alias): Define.
29911 (__gcc_qmul): Provide non-FMA for soft-float.
29912 (__gcc_qdiv): Same.
29917 (__gcc_qunord): New.
29927 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29928 soft-float functions.
29929 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29930 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29931 about long double soft float.
29933 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29934 Tehila Meyzels <tehila@il.ibm.com>
29936 * tree-vectorizer.h (is_pattern_stmt_p): New.
29937 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29938 formatting (tabs instead of spaces). Cleanup and clarify setting
29939 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29940 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29941 (vectorizable_type_demotion): Check that types are integral.
29942 (vectorizable_type_promotion): Likewise.
29943 (vectorizable_store): Fix typo. Eliminate new-line at end of
29946 2007-01-16 Jan Hubicka <jh@suse.cz>
29948 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29951 2007-01-15 Eric Christopher <echristo@apple.com>
29953 * ifcvt.c: Include vec.h, vecprim.h.
29954 (check_cond_move_block): New argument regs.
29955 Reorganize. Add registers used to regs.
29956 (cond_move_process_if_block): Use regs set above as
29959 2007-01-15 Eric Christopher <echristo@apple.com>
29961 * config/darwin.h: Update copyright.
29962 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29963 (LINK_COMMAND_SPEC): Add -u.
29964 (LINK_SPEC): Fix umbrella for above.
29966 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29968 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29971 2007-01-15 Tom Tromey <tromey@redhat.com>
29973 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29974 * doc/install.texi (Testing): Don't mention jacks.
29975 (Configuration): Document --enable-java-maintainer-mode. Move
29976 --with-java-home to libgcj-specific section. Document
29978 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29980 2007-01-15 Jan Hubicka <jh@suse.cz>
29982 * tree-ssa-dce.c (DCE_TODOs): New.
29983 (propagate_necessity): Return if something changed.
29984 (eliminate_unnecessary_stmts): Likewise.
29985 (perform_tree_ssa_dce): Return TODO flags when needed.
29986 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29988 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29990 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29991 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29992 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29993 patterns using X87MODEF12 mode macro. Extend operand 1
29994 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29995 (log10<mode>2): Ditto.
29996 (log2<mode>2): Ditto.
29997 (log1p<mode>2): Ditto.
29998 (logb<mode>2): Ditto.
29999 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
30000 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
30001 (*fxtractxf3_i387): Rename from *fxtractxf3.
30002 (fxtract_extend<mode>xf3_i387): New insn pattern.
30003 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
30004 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
30005 and gen_fyl2xxf3_i387().
30007 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
30009 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
30010 * cfgloopmanip.c (fix_loop_placement): Made static. Use
30011 get_loop_exit_edges. Changed return type to bool.
30012 * cfgloop.h (fix_loop_placement): Declaration removed.
30014 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
30016 * param.h (MIN_VECT_LOOP_BOUND): New.
30017 * params.def (MIN_VECT_LOOP_BOUND): New.
30018 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
30019 argument - minimum threshold for number of iterations.
30020 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
30021 argument to declaration.
30022 * tree-vect-analyze.c (vect_analyze_operations): Check value of
30023 MIN_VECT_LOOP_BOUND.
30024 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
30025 slpeel_tree_peel_loop_to_edge with additional argument.
30026 (vect_do_peeling_for_alignment): Likewise.
30027 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
30029 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
30032 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
30033 operands of size 1.
30035 2007-01-14 Jan Hubicka <jh@suse.cz>
30037 * tree-dfa.c (remove_referenced_var): New function.
30038 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
30039 prune referenced vars list too.
30040 * tree-flow.h (remove_referenced_var): Declare.
30042 2007-01-14 Jan Hubicka <jh@suse.cz>
30044 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
30046 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
30047 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
30048 * except.h (verify_eh_throw_table_statements): Kill prototype.
30049 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
30050 into call exrepssions.
30051 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
30053 * tree-cfg.c: Include pointer-set.h.
30054 (verify_node_sharing): Work on pointer set.
30055 (verify_eh_throw_stmt_node): New.
30056 (verify_stmts): Use pointers sets, verify throw_stmt.
30058 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
30060 * ipa-reference.c (analyze_function): Consider also addresses taken
30063 2007-01-12 Roger Sayle <roger@eyesopen.com>
30065 * c-typeck.c (null_pointer_constant_p): Replace use of
30066 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30067 (build_c_cast): Likewise.
30069 2007-01-12 Roger Sayle <roger@eyesopen.com>
30071 * tree.h (force_fit_type_double): Remove unused final argument.
30072 * c-common.c (constant_expression_warning): Replace use of
30073 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30074 (convert_and_check): Likewise.
30075 (shorten_compare): Update call to force_fit_type_double.
30076 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
30077 * convert.c (convert_to_pointer): Update call to
30078 force_fit_type_double.
30079 * fold-const.c (force_fit_type_double): Remove overflowed_const
30081 (int_const_binop, fold_convert_const_int_from_int,
30082 fold_convert_const_int_from_real, fold_div_compare,
30083 fold_sign_changed_comparison, fold_unary, fold_negate_const,
30084 fold_abs_const, fold_not_const): Remove the final argument from
30085 calls to force_fit_type_double.
30087 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
30089 * configure.ac: Set insn to "nop" for spu-*-* also.
30090 * configure: Regenerate.
30092 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
30094 * builtins.def : Add BUILT_IN_FREE.
30096 2007-01-12 Jan Hubicka <jh@suse.cz>
30098 PR tree-optimization/30443
30099 * tree-inline.c (tree_function_versioning): Do not optimize when
30100 cloning for inlining.
30102 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
30104 * doc/loop.texi: Document recording of loop exits.
30105 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
30106 (update_single_exits_after_duplication,
30107 update_single_exit_for_duplicated_loop,
30108 update_single_exit_for_duplicated_loops): Removed.
30109 (duplicate_loop_to_header_edge): Do not call
30110 update_single_exits_after_duplication and
30111 update_single_exit_for_duplicated_loops.
30112 (loop_version): Do not update single_exit information.
30113 (fix_loop_structure): Use record_loop_exits instead of
30114 mark_single_exit_loops.
30115 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
30116 the lists of loop exits.
30117 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
30118 split_edge, merge_blocks): Update the lists of loop exits.
30119 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
30120 loop_optimizer_init.
30121 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
30122 of mark_single_exit_loops.
30123 (loop_optimizer_finalize): Call release_recorded_exits.
30124 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
30125 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
30126 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
30127 update single exit information.
30128 * lambda-code.c (perfect_nestify): Ditto.
30129 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
30130 (mark_single_exit_loops): Removed.
30131 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
30132 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
30133 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
30135 (get_loop_exit_edges, single_exit): Use recorded exit lists.
30136 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
30137 (verify_loop_structure): Verify consistency of the exit lists.
30138 (flow_loops_find): Use alloc_loop. Initialize exits hash.
30139 (set_single_exit): Removed.
30140 * cfgloop.h (struct loop_exit): New function.
30141 (struct loop): single_exit_ field replaced by exits field.
30142 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
30143 LOOPS_HAVE_RECORDED_EXITS.
30144 (struct loops): Added exits hash.
30145 (mark_single_exit_loops, set_single_exit): Declaration removed.
30146 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
30148 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30150 * doc/invoke.texi: Avoid use of @headitem.
30152 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30154 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
30156 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30158 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
30161 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30162 Richard Sandiford <richard@codesourcery.com>
30164 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
30165 * config/m68k/m68k.opt: Resort options.
30166 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
30168 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30169 Richard Sandiford <richard@codesourcery.com>
30171 * doc/invoke.texi: Document the macros that are defined by
30172 m68k's -mtune and -mhard-float options.
30173 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
30174 (m68k_cpp_cpu_family): Likewise.
30175 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
30176 of __ucfv*__ macros. Define __mcffpu__ if generating code for
30177 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
30178 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
30179 (m68k_cpp_cpu_family): Likewise.
30181 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30183 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
30184 macros besides mc68000 as tuning macros. Use a switch statement
30185 to set them and mcpu32.
30187 2007-01-12 Julian Brown <julian@codesourcery.com>
30189 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
30190 (TARGET_68040_ONLY): Rename to...
30191 (TARGET_68040): ...this.
30192 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
30193 * config/m68k/m68k.md: Likewise.
30195 2007-01-12 Julian Brown <julian@codesourcery.com>
30196 Nathan Sidwell <nathan@codesourcery.com>
30197 Richard Sandiford <richard@codesourcery.com>
30199 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
30200 the -mcpu= argument associated with the --with-cpu setting.
30201 Define M68K_DEFAULT_TUNE to the default -mtune= option,
30202 if different from the one implied by the -mcpu setting.
30203 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
30204 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
30205 * doc/invoke.texi: Mention ColdFire in the introduction to the
30206 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
30207 -mno-div and -mhard-float options. Make -m68881 a synonym for
30208 -mhard-float. Document the previously-undocumented -m5206e,
30209 -m528x, -m5307 and -m5407 options. Tweak the existing option
30210 documentation for consistency.
30211 * doc/install.texi: Mention new --with-cpu arguments.
30212 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
30213 default CPU if neither -mcpu nor -march are specified.
30214 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
30215 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
30216 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
30217 using m68k_tune to decide between families that implement the
30218 same ISA. Use m68k_tune to set __mcfv4e__.
30219 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
30220 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
30221 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
30222 (FL_ISA_C, FL_ISA_MMU): New macros.
30223 (MASK_COLDFIRE): Delete.
30224 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
30225 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
30226 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
30227 (TARGET_HARD_FLOAT): Do not define here.
30228 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
30229 (TUNE_68000): New macro.
30230 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
30231 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
30232 (TUNE_CFV2): Redefine in terms of m68k_tune.
30233 (uarch_type, target_device, fpu_type): New enums.
30234 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
30235 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
30236 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
30237 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
30238 (FL_FOR_isa_c): New macros.
30239 (m68k_isa): New enum.
30240 (m68k_target_selection): New structure.
30241 (all_devices, all_isas, all_microarchs): New tables.
30242 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
30243 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
30244 (MASK_ALL_CPU_BITS): Delete.
30245 (m68k_find_selection): New function.
30246 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
30247 Map the legacy target options to a combination of the new ones.
30248 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
30249 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
30250 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
30252 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
30253 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
30255 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
30256 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
30257 * config/m68k/m68k-devices.def: New file.
30259 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30260 Nathan Sidwell <nathan@codesourcery.com>
30262 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
30263 (SUBTARGET_EXTRA_SPECS): New macros.
30264 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
30265 use %(asm_cpu_spec) instead.
30266 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
30267 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
30268 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
30269 (EXTRA_SPECS): Rename to...
30270 (SUBTARGET_EXTRA_SPECS): ...this.
30272 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30273 Richard Sandiford <richard@codesourcery.com>
30274 Julian Brown <julian@codesourcery.com>
30276 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30277 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
30278 to the configuration's default CPU.
30279 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
30280 Remove default masks.
30281 (m680[012]0-*-*): Set the default with_cpu to the first part of
30283 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
30284 (m68k*-*-linux): Extend the --with-cpu handling to...
30285 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
30286 and m68010. Don't set target_cpu_default2.
30287 * doc/install.texi: Document --with-cpu for m68k.
30288 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
30289 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
30290 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
30291 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
30292 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
30293 (ASM_SPEC): Remove use of %(asm_cpu_default).
30294 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
30295 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
30296 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
30297 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
30298 __HAVE_FPU__ if TARGET_HARD_FLOAT.
30299 (TARGET_DEFAULT): Delete.
30300 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
30301 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
30302 (CPP_CPU_SPEC): Delete.
30303 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
30304 the appropriate string.
30305 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
30306 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
30307 (ASM_SPEC): Don't use %(asm_default_spec).
30308 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
30309 TARGET_DEFAULT and add MASK_68881.
30310 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
30312 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30314 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
30315 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
30316 MASK_68010 alongside MASK_68020.
30317 * doc/invoke.texi: Document -m68010.
30318 * config/m68k/m68k.opt (m68010): New.
30319 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
30321 (TUNE_68010): New macro.
30322 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
30323 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
30324 (M68K_CPU_m68332): Add MASK_68010.
30325 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
30326 fallback definition.
30327 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
30329 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
30330 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
30331 to all entries that use MASK_68020.
30332 (output_move_simode_const, output_move_himode, output_move_qimode)
30333 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
30334 instead of TARGET_68020 to select clr behavior. Remove comment
30335 about there being no TARGET_68010.
30336 * config/m68k/m68k.md: Likewise throughout.
30338 2007-01-12 Julian Brown <julian@codesourcery.com>
30340 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30341 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
30342 * config/m68k/m68k.md: Likewise.
30344 2007-01-12 Julian Brown <julian@codesourcery.com>
30346 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
30347 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
30349 2007-01-12 Julian Brown <julian@codesourcery.com>
30351 * config/m68k/m68k.h (TUNE_68040_60): New macro.
30352 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
30353 * config/m68k/m68k.md: Likewise.
30355 2007-01-12 Julian Brown <julian@codesourcery.com>
30356 Richard Sandiford <richard@codesourcery.com>
30358 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
30359 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
30360 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
30362 (TARGET_CPU32): Rename to...
30363 (TUNE_CPU32): ...this.
30364 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
30365 (TUNE_CFV2): New macros.
30366 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
30367 remove conditions that are implied by TARGET_68020.
30368 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
30369 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
30370 (m68k_output_function_epilogue): Likewise.
30371 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
30372 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
30373 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
30374 non-68000 timings. Refactor multiplication and division costs.
30375 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
30376 TUNE_CPU32 instead of TARGET_CPU32.
30377 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
30378 and TUNE_68060 instead of TARGET_68060.
30379 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
30380 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
30382 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
30383 && !TARGET_COLDFIRE" to choose between moveq and clr.
30384 Likewise in the unnamed movsf pattern.
30385 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
30386 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
30389 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30391 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
30392 of tabbing before backslashes.
30394 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30396 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
30397 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
30398 (ASM_OUTPUT_INTERNAL_LABEL): Define.
30400 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30402 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
30403 find_interesting_uses_cond.
30404 (find_interesting_uses_cond): Use extract_cond_operands.
30405 (rewrite_use_compare): Use extract_cond_operands and
30406 force_gimple_operand_bsi. Do not call update_stmt.
30407 (determine_use_iv_cost_condition): Use extract_cond_operands.
30408 Return cheaper of using original bound and changing the exit bound.
30410 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30412 PR tree-optimization/29516
30413 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
30414 most_expensive_mult_to_index, addr_to_parts,
30415 create_mem_ref, maybe_fold_tmr): Make the type of
30416 fields of TARGET_MEM_REF sizetype.
30417 (move_fixed_address_to_symbol, move_pointer_to_base):
30419 * tree.def (TARGET_MEM_REF): Add comment on types of
30422 2007-01-11 Joseph Myers <joseph@codesourcery.com>
30424 * c-common.c (vector_types_convertible_p): Treat opaque types as
30425 always convertible if they have the same size, but not otherwise.
30427 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
30429 * ifcvt.c (struct noce_if_info): Add comments to the fields.
30430 Remove the b_unconditional field.
30431 (noce_try_sign_mask): Do not look at b_unconditional.
30432 (noce_process_if_block): Do not use merge_if_blocks. Update
30433 the CFG here. Do not set b_unconditional.
30434 (cond_move_process_if_block): Likewise.
30435 (find_cond_trap): Likewise.
30436 (check_cond_move_block): Require simple jump insns at the end
30437 of the basic block.
30439 2007-01-11 Jan Hubicka <jh@suse.cz>
30441 PR tree-optimization/1046
30442 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
30443 when alias info is not ready.
30444 (pass_tail_recursion): Do not require aliasing.
30445 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
30446 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
30447 * tree-ssa-copy.c (pass_copy_prop): Likewise.
30448 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
30449 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
30450 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
30451 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30453 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30454 When aliasing is not build, mark statement as volatile.
30456 2007-01-11 Tom Tromey <tromey@redhat.com>
30458 PR preprocessor/15185, PR preprocessor/20989:
30459 * doc/cppopts.texi <-MT>: Update description of algorithm for
30460 computing default target.
30461 <-M, -MD>: Reword "basename" text.
30463 2007-01-11 Roger Sayle <roger@eyesopen.com>
30465 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30466 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30467 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30468 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30469 fold_builtin_bswap, real_constp, fold_builtin_pow,
30470 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30471 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30472 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30473 * convert.c (convert_to_pointer): Likewise.
30474 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30475 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30476 const_binop, fold_convert_const_int_from_int,
30477 fold_convert_const_int_from_real,
30478 fold_convert_const_real_from_real, sign_bit_p,
30479 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30480 fold_sign_changed_comparison, fold_unary, fold_comparison,
30481 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30482 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30483 * print-tree.c (print_node_brief, print_node): Likewise.
30484 * stor-layout.c (place_field, layout_type): Likewise.
30485 * tree-chrec.c (keep_cast): Likewise.
30486 * tree.c (build_vector, build_real, build_real_from_int_cst,
30487 build_complex): Likewise.
30489 2007-01-11 Roger Sayle <roger@eyesopen.com>
30491 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30492 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30494 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30496 * configure.ac (strict1_warn): Rename to strict_warn.
30497 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30498 cc_set_by_configure, quoted_cc_set_by_configure,
30499 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30500 all_boot_languages, all_stagestuff): Remove.
30501 (target_list): Remove bootstrap targets.
30502 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30503 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30504 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30505 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30506 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30507 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30508 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30509 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30510 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30511 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30512 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30513 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30514 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30515 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30516 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30517 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30518 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30519 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30520 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30521 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30522 (mostlyclean): Adjust.
30523 (clean, distclean): Don't mention bootstrap stuff.
30524 * configure: Regenerate.
30525 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30526 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30527 treelang/config-lang.in (stagestuff): Remove.
30528 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30529 stageprofile, stagefeedback, stagestuff): Remove mention.
30531 2007-01-11 Nick Clifton <nickc@redhat.com>
30533 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30535 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30536 (mcore_arith_K_S_operand): Run the test for the S constraint not
30537 the test for the M constraint.
30538 (mcore_addsub_operand): Do not accept integer values that are
30539 larger than 32 bits.
30540 * config/mcore/mcore.md: Remove unused constraints from split.
30541 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30542 (addsi3): Likewise.
30543 (allocate_stack): Likewise.
30544 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30545 operands to 32 bits.
30546 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30548 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30549 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30550 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30551 mcore_output_bclri, mcore_output_andn, output_inline_const,
30552 mcore_output_move, mcore_output_movedouble): Likewise.
30553 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30554 (output_inline_const): Likewise.
30555 (output_inline_const): Fix format strings used in sprintf
30557 * config/mcore/mcore-protos.h: Update prototypes for changed
30558 functions in mcore.c.
30559 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30560 HOST_WIDE_INT and not int.
30561 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30562 CONST_OK_FOR_N): Likewise.
30563 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30564 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30567 2007-01-10 Jan Hubicka <jh@suse.cz>
30569 * tree-vrp.c (remove_range_assertions): Release defs.
30570 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30571 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30573 2007-01-10 Paul Brook <paul@codesourcery.com>
30575 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30576 * config/arm/arm.md (mulsi3subsi): New insn.
30578 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30580 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30581 (tree_transform_and_unroll_loop): New.
30582 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30585 2007-01-10 Robert Kennedy <jimbob@google.com>
30587 * fold-const.c (fold_comparison): Fold comparisons like (x *
30588 1000 < 0) to (x < 0).
30590 2007-01-10 Ian Lance Taylor <iant@google.com>
30592 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30593 operands have the same priority.
30595 2007-01-10 Tom Tromey <tromey@redhat.com>
30597 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30598 (fold_binary): Likewise.
30599 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30600 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30601 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30602 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30603 * langhooks.h (struct lang_hooks): Removed field
30604 'can_use_bit_fields_p'.
30606 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30608 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30610 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30612 * function.c (get_last_funcdef_no): New function.
30613 * function.h (get_last_funcdef_no): Declare.
30614 * tree-inline.c (initialize_cfun): Add initialization.
30615 (tree_function_versioning): Cleanup.
30617 2007-01-10 Jan Hubicka <jh@suse.cz>
30619 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30622 2007-01-10 Sa Liu <saliu@de.ibm.com>
30623 Ben Elliston <bje@au.ibm.com>
30625 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30626 for SAVE_NONLOCAL and Pmode for any other save level.
30627 * spu-protos.h (spu_restore_stack_block): Declare.
30628 * spu.md (save_stack_block): Remove.
30629 (restore_stack_block): Call spu_restore_stack_block.
30630 * spu.c (spu_restore_stack_block): New function.
30631 (spu_expand_epilogue): Remove old comment.
30633 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30635 PR tree-optimization/30322
30636 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30637 (cand_value_at): Return the value as aff_tree.
30638 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30639 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30640 aff_combination_mult): New functions.
30641 (aff_combination_add): Use aff_combination_add_cst.
30642 (aff_combination_convert): Allow conversions to a wider type.
30643 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30644 * tree-affine.h (aff_combination_mult): Declare.
30646 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30648 * doc/tm.texi: Update documentation to reflect reality of exec
30649 and start file search behaviours. Update copyright year.
30650 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30651 header file directories.
30653 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30655 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30656 (*cosxf2): Rename to cosxf2_i387.
30657 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30658 using X87MODEF12 mode macro. Rename patterns to
30659 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30661 (*cosdf2, *cossf2): Ditto.
30662 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30663 to match extended input operands.
30664 (sincos<mode>3): New expander.
30665 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30666 insn patterns and corresponding splitters.
30668 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30670 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30671 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30673 2007-01-09 Nicolas Pitre <nico@cam.org>
30676 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30678 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30680 * target.h (struct gcc_target): New field library_rtti_comdat.
30681 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30682 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30683 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30684 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30686 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30688 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30690 2007-01-08 Richard Guenther <rguenther@suse.de>
30692 * tree.h (force_fit_type_double): Export.
30693 (force_fit_type): Remove.
30694 * fold-const.c (force_fit_type_double): New function.
30695 (force_fit_type): Remove.
30696 (int_const_binop): Use it.
30697 (fold_convert_const_int_from_int): Likewise.
30698 (fold_convert_const_int_from_real): Likewise.
30699 (fold_div_compare): Likewise.
30700 (fold_sign_changed_comparison): Likewise.
30701 (fold_unary): Likewise.
30702 (fold_negate_const): Likewise.
30703 (fold_abs_const): Likewise.
30704 (fold_not_const): Likewise.
30705 * c-common.c (shorten_compare): Use force_fit_type_double.
30706 * convert.c (convert_to_pointer): Likewise.
30708 2007-01-08 Richard Guenther <rguenther@suse.de>
30710 * tree.h (build_int_cst_wide_type): Export.
30711 * tree.c (build_int_cst_wide_type): New function.
30712 (build_int_cst_wide): Fix comment.
30713 * builtins.c (fold_builtin_object_size): Use build_int_cst
30714 to build -1 or 0 of the correct type. Use fit_double_type
30715 to check for overflow.
30716 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30718 (decode_field_reference): Likewise.
30719 (all_ones_mask_p): Likewise.
30720 (native_interpret_int): Use build_int_cst_wide_type.
30721 (fold_binary): Use build_int_cst_type to build an all-ones
30723 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30725 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30727 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30729 2007-01-09 Ben Elliston <bje@au.ibm.com>
30731 * genautomata.c (STATS_OPTION): New option.
30732 (stats_flag): New flag.
30733 (gen_automata_option): Handle it.
30734 (initiate_automaton_gen): Ditto.
30735 (write_automata): Output statistics only if stats_flag is
30736 set. Likewise, output time statistics only if time_flag is set.
30737 * doc/md.texi (Processor pipeline description): Document new flag.
30739 2007-01-08 Richard Guenther <rguenther@suse.de>
30741 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30742 * tree.c (build_int_cst_type): Likewise.
30743 (size_in_bytes): Don't call force_fit_type on the result.
30744 (int_fits_type_p): Use fit_double_type.
30745 * fold-const.c (fit_double_type): New function.
30746 (force_fit_type): Use it.
30747 * tree.h (fit_double_type): Export.
30749 2007-01-08 Jan Hubicka <jh@suse.cz>
30751 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30752 * ipa.c (function_and_variable_visibility): Fix return type.
30754 2007-01-08 Richard Guenther <rguenther@suse.de>
30756 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30757 of offset to build the index.
30758 * tree-pretty-print.c (dump_generic_node): Don't build negated
30759 const just for printing.
30760 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30761 * builtins.c (fold_builtin_int_roundingfn): Check if result
30762 fits the type by using force_fit_type and comparing the result.
30763 * predict.c (predict_loops): Use compare_tree_int for comparison.
30764 * tree.c (build_int_cst): Fall back to integer_type_node for
30766 (build_int_cst_wide): Assert type is non-null.
30768 2007-01-08 Roberto Costa <roberto.costa@st.com>
30770 * tree-vrp.c (extract_range_from_cond_expr): New.
30771 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30772 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30774 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30775 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30776 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30777 used as expressions.
30778 * tree-object-size.c (cond_expr_object_size): New.
30779 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30781 2007-01-08 Jan Hubicka <jh@suse.cz>
30783 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30784 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30787 2007-01-08 Richard Guenther <rguenther@suse.de>
30789 PR tree-optimization/23603
30790 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30791 (extract_range_from_binary): Fall back to truthvalue instead of
30792 varying for TRUTH_*_EXPR.
30793 (extract_range_from_comparison): Fall back to truthvalue instead of
30795 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30796 if all visited PHI values were constant.
30798 2007-01-08 Jan Hubicka <jh@suse.cz>
30800 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30801 (cgraph_analyze_function): break out from ...
30802 (cgraph_finalize_compilation_unit): ... here.
30803 (cgraph_expand_function): Remove forgoten commented out line.
30804 (cgraph_optimize): Analyze functions.
30806 2007-01-08 Jan Hubicka <jh@suse.cz>
30808 * tree-pas.h (TODO_remove_function): New flag.
30809 (TODO_update*): Renumber.
30810 (pass_ipa_increase_alignment,
30811 pass_ipa_function_and_variable_visibility): New passes.
30812 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30813 (cgraph_function_and_variable_visibility): Move to ipa.c
30814 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30815 cgraph_increase_alignment.
30816 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30817 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30818 calling tree-inline.
30819 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30820 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30821 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30822 (gate_increase_alignment): New function.
30823 (pass_ipa_increase_alignment): New pass.
30824 * ipa.c: Inline tree-pass.h and timevar.h
30825 (function_and_variable_visibility): Move here from cgraphunit.c
30826 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30827 * passes.c (init_optimization_passes): Add the two new passes.
30828 (execute_todo): Handle cgraph_remove_functions.
30830 2007-01-08 Nick Clifton <nickc@redhat.com>
30832 * config/frv/predicates.md (reg_or_0_operand): Accept
30835 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30837 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30838 * config.gcc: Add bfin*-rtems*.
30840 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30842 * c.opt: Add -flax-vector-conversions.
30843 * c-typeck.c (convert_for_assignment): Pass flag to
30844 vector_types_convertible_p to allow emission of note.
30845 (digest_init): Likewise.
30846 * c-opts.c: Handle -flax-vector-conversions.
30847 * c-common.c (flag_lax_vector_conversions): New.
30848 (vector_types_convertible_p): Unless -flax-vector conversions
30849 has been passed, disallow conversions between vectors with
30850 differing numbers of subparts and/or element types. If such
30851 a conversion is disallowed, possibly emit a note on the first
30852 occasion only to inform the user of -flax-vector-conversions.
30853 The new last argument specifies this.
30854 * c-common.h (flag_lax_vector_conversions): New.
30855 (vector_types_convertible_p): Add extra argument.
30856 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30857 char_type_node for V*QI type vectors.
30858 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30859 Update to satisfy new typechecking rules.
30860 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30861 C and C++ variants.
30862 * doc/invoke.texi (C Dialect Options): Document
30863 -flax-vector-conversions.
30865 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30867 PR tree-optimization/29877
30868 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30869 a register variable on the RHS to not be replaceable.
30871 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30872 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30873 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30874 const_simm15, const_pow2, const_npow2): Added.
30875 * config/score/misc.md (insv, extv, extzv, movmemsi,
30876 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30877 * config/score/score.c (score_address_cost, score_select_cc_mode):
30879 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30880 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30881 Update score_print_operand.
30882 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30883 Adjust register allocate order and update some macro define.
30884 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30885 mdx_block_move_straight, mdx_block_move_loop_head,
30886 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30887 mdx_block_move_loop, mdx_block_move): Added.
30888 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30889 mdp_limm): Updated and fix some bug and typo.
30890 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30891 (movsf, movdf, doloop_end): Added.
30893 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30895 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30896 config/arm/thumb2.md: Fix comment typos.
30897 * doc/extend.texi: Fix a typo.
30899 2007-01-07 Eric Christopher <echristo@apple.com>
30901 * configure.ac: Check for __stack_chk_fail for darwin.
30902 * configure: Regenerate.
30904 2007-01-07 Richard Guenther <rguenther@suse.de>
30906 * tree-vrp.c (extract_range_from_assert): CSE calls to
30907 compare_values where possible.
30908 (extract_range_from_unary_expr): Likewise.
30910 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30912 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30913 * config/avr/avr.c (call_insn_operand): Delete function.
30914 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30915 instead of register number. Use predicates.
30916 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30917 call_insn_operand): Add.
30919 2007-01-06 Jan Hubicka <jh@suse.cz>
30921 * tree-pass.h (pass_build_cgraph_edges): Declare.
30922 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30923 (visited_nodes): Remove.
30924 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30925 build_cgrpah_edges; make visited_nodes local.
30926 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30927 (record_references_in_initializer): Move to cgraphbuild.c
30928 (initialize_inline_failed, rebuild_cgraph_edges,
30929 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30930 (verify_cgraph_node): Make visited_nodes local.
30931 (cgraph_analyze_function): Do not call cgraph_create_edges and
30932 initialize_inline_failed.
30933 (cgraph_expand_function): Do not call cgraph_lower_function;
30934 assert that function is already lowered.
30935 * Makefile.in (cgraphbuild.o): New.
30936 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30937 at the end of lowering passes.
30939 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30941 * ifcvt.c (cond_move_convert_if_block): New function, code
30942 factored out from...
30943 (cond_move_process_if_block): ...here. Call the new function
30944 on the THEN and ELSE blocks.
30945 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30946 already takes care of this.
30948 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30951 * tree.h (TREE_OVERFLOW_P): New.
30952 * c-typeck.c (parser_build_unary_op): Warn only if result
30953 overflowed and operands did not.
30954 (parser_build_binary_op): Likewise.
30955 (convert_for_assignment): Remove redundant overflow_warning.
30956 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30958 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30960 * c-typeck.c (store_init_value): Split over two lines to follow
30961 the GNU coding style.
30963 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30965 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30966 __GXX_EXPERIMENTAL_CXX0X__.
30967 * doc/cpp.texi: Same.
30969 2007-01-05 Richard Guenther <rguenther@suse.de>
30971 PR middle-end/27826
30972 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30973 with mismatched types. Instead explicitly build a
30974 conversion NOP_EXPR.
30976 2007-01-05 Ian Lance Taylor <iant@google.com>
30978 * c-common.c (decl_with_nonnull_addr_p): New function.
30979 (c_common_truthvalue_conversion): Call it.
30980 * c-typeck.c (build_binary_op): Likewise.
30981 * c-common.h (decl_with_nonnull_addr_p): Declare.
30983 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30986 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30989 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30991 * doc/install.texi (Final install): Document the fact that
30992 the GNAT runtime should not be stripped.
30994 2007-01-04 Jan Hubicka <jh@suse.cz>
30996 * tree-inline.c (fold_marked_statements): Update operand caches
30997 and EH after folding
30999 2007-01-04 Ian Lance Taylor <iant@google.com>
31001 * c-common.c (check_function_nonnull): Whitespace fix.
31003 2007-01-04 Jan Hubicka <jh@suse.cz>
31005 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
31006 comitted older version of patch.
31007 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
31008 function, celanup cfg and collect garbage.
31010 2007-01-04 Mike Stump <mrs@apple.com>
31012 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
31015 2007-01-04 Eric Christopher <echristo@apple.com>
31017 * libgcc2.c (__bswapsi2): Use SItype.
31018 (__bswapdi2): Use DItype.
31019 * libgcc2.h: Update for above.
31021 2007-01-04 Paul Brook <paul@codesourcery.com>
31023 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
31024 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
31025 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
31026 umulsidi3, umulsidi3adddi, smulsi3_highpart,
31027 umulsi3_highpart): Make conditional on !arm_arch6.
31028 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
31029 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
31030 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
31031 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
31032 umulsi3_highpart_v6): New insns.
31034 2007-01-04 Roger Sayle <roger@eyesopen.com>
31036 * fold-const.c (fold_convert): When casting an expression to void,
31037 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
31038 have a type. Instead of attempting to build a NOP_EXPR, return
31039 these "special" trees directly.
31041 2007-01-04 Joseph Myers <joseph@codesourcery.com>
31043 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
31044 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
31045 rs6000_cost->fp not 0 as adjustment for outer NEG.
31047 2007-01-04 Jan Hubicka <jh@suse.cz>
31049 * cgraph.c (cgraph_release_function_body): New function.
31050 (cgraph_remove_node): Use it.
31051 * cgraph.h (cgraph_release_function_body): Declare.
31052 * cgraphunit.c (cgraph_expand_function): Use it.
31053 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
31054 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
31055 is initialized and while compilation of other function is running.
31056 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
31057 statement CFG annotations from here to ...
31058 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
31060 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
31062 * cfgloop.h (enum li_flags): Make the constants powers of two.
31064 2007-01-04 Jan Hubicka <jh@suse.cz>
31066 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
31068 (fold_marked_statements): New function.
31069 (optimize_inline_calls, tree_function_versioning): Fold new statements.
31070 * tree-inline.h (copy_body_data): Add statements_to_fold.
31072 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
31074 * config.gcc: Mention libgcc/config.host.
31075 * Makefile.in: Update comments mentioning libgcc.
31076 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
31077 (all.cross, start.encap, rest.encap, rest.cross): Update
31078 dependencies for libgcc move.
31079 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
31080 (clean-target, clean-target-libgcc): Delete.
31081 (srcdirify, GCC_EXTRA_PARTS): New macros.
31082 (libgcc-support, libgcc.mvars): New rules.
31083 (distclean): Remove mention of mklibgcc.
31084 (install): Don't reference INSTALL_LIBGCC.
31085 (install-common): Don't reference EXTRA_PARTS.
31086 (install-libgcc, install-multilib): Delete rules.
31087 * mklibgcc.in: Delete file.
31088 * doc/configfiles.texi: Don't mention mklibgcc.
31090 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
31091 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
31092 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
31093 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
31094 (mklibgcc, ldblspecs): Likewise.
31096 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
31097 (posixpre.def): Use $(T).
31098 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
31099 (SHLIB_SRC, SHLIB_INSTALL): Delete.
31100 (SHLIB_LINK): Make dummy.
31101 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
31103 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
31105 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
31106 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
31107 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
31108 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
31110 * configure.ac (all_outputs): Remove mklibgcc.
31111 * configure: Regenerated.
31113 2007-01-03 Josh Conner <jconner@apple.com>
31115 PR middle-end/29683
31116 * calls.c (compute_argument_addresses): Set stack and stack_slot
31117 for partial args, too.
31118 (store_one_arg): Use locate.size.constant for the size when
31119 generating a save_area.
31121 2007-01-03 Robert Kennedy <jimbob@google.com>
31123 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
31124 whose definitions are deleted due to basic block merging.
31126 2007-01-03 Paul Brook <paul@codesourcery.com>
31129 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
31131 (use_return_insn): Return 0 for Thumb interrupt functions.
31132 (print_multi_reg): Add rfe argument for IRQ returns.
31133 (arm_output_epilogue): Pop interrupt return address directly into PC.
31134 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
31136 2007-01-03 Paul Brook <paul@codesourcery.com>
31138 Merge from sourcerygxx-4_1.
31139 * config/arm/thumb2.md: New file.
31140 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
31142 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
31143 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31144 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
31145 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
31147 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31148 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
31150 * config/arm/ieee754-sf.S: Ditto.
31151 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
31152 (thumb1_base_register_rtx_p): ... to this.
31153 (thumb_index_register_rtx_p): Rename...
31154 (thumb1_index_register_rtx_p): ... to this.
31155 (thumb_output_function_prologue): Rename...
31156 (thumb1_output_function_prologue): ... to this.
31157 (thumb_legitimate_address_p): Rename...
31158 (thumb1_legitimate_address_p): ... to this.
31159 (thumb_rtx_costs): Rename...
31160 (thumb1_rtx_costs): ... to this.
31161 (thumb_compute_save_reg_mask): Rename...
31162 (thumb1_compute_save_reg_mask): ... to this.
31163 (thumb_final_prescan_insn): Rename...
31164 (thumb1_final_prescan_insn): ... to this.
31165 (thumb_expand_epilogue): Rename...
31166 (thumb1_expand_epilogue): ... to this.
31167 (arm_unwind_emit_stm): Rename...
31168 (arm_unwind_emit_sequence): ... to this.
31169 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
31170 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
31171 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
31172 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
31173 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
31174 thumb2_output_casesi): New functions.
31175 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
31176 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
31177 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
31178 THUMB2_WORK_REGS): Define.
31179 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
31180 arm_condexec_mask, arm_condexec_masklen)): New variables.
31181 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
31182 (arm_override_options): Check new CPU capabilities.
31183 Set new architecture flag variables.
31184 (arm_isr_value): Handle v7m interrupt functions.
31185 (user_return_insn): Return 0 for v7m interrupt functions. Handle
31187 (const_ok_for_arm): Handle Thumb-2 constants.
31188 (arm_gen_constant): Ditto. Use movw when available.
31189 (arm_function_ok_for_sibcall): Return false for v7m interrupt
31191 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
31192 (thumb_find_work_register, arm_load_pic_register,
31193 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
31194 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
31195 print_multi_reg, output_mov_long_double_fpa_from_arm,
31196 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
31197 output_mov_double_fpa_from_arm, output_move_double,
31198 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
31199 output_return_instruction, arm_output_function_prologue,
31200 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
31201 arm_output_mi_thunk, thumb_set_return_address): Ditto.
31202 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
31203 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
31204 (arithmetic_instr, shift_op): Use arm_shift_nmem.
31205 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
31207 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
31208 (thumb_expand_prologue): Use thumb_set_frame_pointer.
31209 (arm_file_start): Output directive for unified syntax.
31210 (arm_unwind_emit_set): Handle stack alignment instruction.
31211 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
31212 Add v6t2, v7, v7a, v7r and v7m.
31213 (RETLDM): Add Thumb-2 code.
31214 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
31215 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
31216 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
31217 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
31218 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
31219 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
31220 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
31221 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
31222 ADJUST_INSN_LENGTH): Define.
31223 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
31224 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
31225 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
31226 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
31227 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
31228 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
31229 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
31230 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
31231 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
31232 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
31233 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
31234 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
31235 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
31236 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
31237 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
31238 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
31239 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
31241 * config/arm/arm-tune.md: Regenerate.
31242 * config/arm/arm-protos.h: Update prototypes.
31243 * config/arm/vfp.md: Enable patterns for Thumb-2.
31244 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
31245 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
31246 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
31247 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
31248 * config/arm/libunwind.S: Add Thumb-2 code.
31249 * config/arm/constraints.md: Update include Thumb-2.
31250 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
31251 * config/arm/ieee754-df.S: Ditto.
31252 * config/arm/bpabi.S: Ditto.
31253 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
31254 * config/arm/predicates.md (low_register_operand,
31255 low_reg_or_int_operand, thumb_16bit_operator): New.
31256 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
31257 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
31258 * config/arm/t-arm-elf: Add armv7 multilib.
31259 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
31261 (UNSPEC_STACK_ALIGN, ce_count): New.
31262 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
31263 arm_zero_extendsidi2, arm_zero_extendqidi2): New
31265 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
31266 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
31267 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
31268 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
31269 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
31270 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
31272 * doc/extend.texi: Document ARMv7-M interrupt functions.
31273 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
31275 2007-01-03 Jakub Jelinek <jakub@redhat.com>
31277 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
31278 (struct _Unwind_Context): Rename args_size to flags, remove
31279 signal_frame field, add a new args_size field and version field.
31280 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
31281 _Unwind_IsExtendedContext): New inline functions.
31282 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
31283 Assume by_value array is only present if _Unwind_IsExtendedContext.
31284 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
31285 _Unwind_IsSignalFrame.
31286 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
31287 (uw_update_context_1): Use _Unwind_SetSignalFrame.
31288 (uw_init_context_1): Initialize context->flags to
31289 EXTENDED_CONTEXT_BIT.
31290 * config/rs6000/linux-unwind.h (frob_update_context): Use
31291 _Unwind_SetSignalFrame.
31293 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31295 PR middle-end/30353
31296 * gimplify.c (gimplify_modify_expr_complex_part): Move below
31297 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
31300 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
31302 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
31303 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
31304 RET, AT_SP): Remove.
31305 * config/i386/i386.md (*sse_prologue_save_insn): Use return
31308 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31309 * cfgbuild.c (find_basic_blocks): Likewise.
31310 * cfgrtl.c (rtl_create_basic_block): Likewise.
31311 * function.c (temp_slots_at_level): Likewise.
31312 * reg-stack.c (stack_regs_mentioned): Likewise.
31313 * regclass.c (allocate_reg_info): Likewise.
31314 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31315 set_bb_for_stmt, move_block_to_fn): Likewise.
31316 * tree-complex.c (tree_lower_complex): Likewise.
31317 * vec.h (VEC_safe_grow_cleared): New.
31319 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
31321 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
31323 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
31324 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
31326 * cfgloopmanip.c (scale_loop_frequencies): Export.
31327 (loopify): Scale the frequencies by prescribed coefficients.
31328 (set_zero_probability): New function.
31329 (duplicate_loop_to_header_edge): Improve updating of frequencies.
31330 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
31331 and frequencies according to arguments.
31332 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
31334 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
31335 * modulo-sched.c (sms_schedule): Set probabilities for entering
31336 versioned loop correctly.
31337 * tree-vect-transform.c (vect_transform_loop): Ditto.
31338 * cfgloop.h (loopify, loop_version): Declaration changed.
31339 (scale_loop_frequencies): Declared.
31341 2007-01-02 Jan Hubicka <jh@suse.cz>
31343 * cgraph.c: Include tree-flow.h
31344 (cgraph_add_new-function): Handle IPA_SSA mode; execute
31345 early_local_passes.
31346 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
31347 * tree-pass.h (pass_all_early_optimizations): Declare.
31348 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
31349 early_local_passes.
31350 (cgraph_analyze_function): Do early_local_passes.
31351 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31352 Do not add referenced vars.
31353 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
31355 (gate_all_early_local_passes): New gate.
31356 (pass_early_local_passes): Use new gate.
31357 (execute_early_local_optimizations): New functions.
31358 (gate_all_early_optimizations): New gate.
31359 (pass_all_early_optimizations): New pass.
31360 (execute_free_datastructures): Free SSA only when initialized.
31361 (gate_init_datastructures): Init only when optimizing.
31362 (tree_lowering_passes): Do early local passes when called late.
31363 * tree-profile.c (do_tree_profiling): Don't profile functions added
31365 (do_early_tree_profiling, pass_early_tree_profile): Kill.
31366 * tree-cfg.c (update_modified_stmts): Do not update when operands are
31368 * passes.c (init_optimizations_passes): Reorder so we go into SSA
31369 during early_local_passes.
31370 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
31373 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31375 * Makefile.in: Update copyright year.
31377 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31379 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
31380 in $(lang_checks) and check-consistency targets.
31382 2007-01-02 Jan Hubicka <jh@suse.cz>
31384 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31385 Do not add referenced vars.
31386 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
31388 * passes.c (init_optimization_passes): Put mudflap_2 after
31389 free_datastructures.
31391 2007-01-02 Jan Hubicka <jh@suse.cz>
31393 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
31394 Set NOTHROW flag on call statements proved to be nothrow.
31395 Update statement of local calls so new pure/const functions are
31396 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
31398 (tree_rest_of_compilation): Register hooks and initialize bitmap
31399 early. Do not set after_inlining flag.
31401 2007-01-02 Steve Ellcey <sje@cup.hp.com>
31403 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
31404 HOST_BITS_PER_LONGLONG
31406 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31409 * c-typeck.c (store_init_value): Don't emit pedantic overflow
31410 warning for non-static initializers.
31412 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
31414 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
31415 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
31416 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
31417 Always use set_unique_reg_note to add REG_EQUAL notes.
31419 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31422 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31424 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31425 * cfgbuild.c (find_basic_blocks): Likewise.
31426 * cfgrtl.c (rtl_create_basic_block): Likewise.
31427 * function.c (temp_slots_at_level): Likewise.
31428 * reg-stack.c (stack_regs_mentioned): Likewise.
31429 * regclass.c (allocate_reg_info): Likewise.
31430 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31431 set_bb_for_stmt, move_block_to_fn): Likewise.
31432 * tree-complex.c (tree_lower_complex): Likewise.
31433 * vec.h (VEC_safe_grow_cleared): New.
31435 2007-01-02 Ian Lance Taylor <iant@google.com>
31437 * c-common.c (c_common_truthvalue_conversion): When warning about
31438 using an assignment as a truth value, set TREE_NO_WARNING.
31440 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31443 * c.opt (Wold-style-declaration): New.
31444 * doc/invoke.texi (C-only Warning Options): New.
31445 (Wold-style-declaration): Document it.
31446 (Wextra): Enabled by -Wextra.
31447 * c-opts.c (c_common_post_options): Enabled by -Wextra.
31448 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
31449 -Wold-style-declaration.
31451 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31453 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31454 * cfgbuild.c (find_basic_blocks): Likewise.
31455 * cfgrtl.c (rtl_create_basic_block): Likewise.
31456 * function.c (temp_slots_at_level): Likewise.
31457 * reg-stack.c (stack_regs_mentioned): Likewise.
31458 * regclass.c (allocate_reg_info): Likewise.
31459 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31460 set_bb_for_stmt, move_block_to_fn): Likewise.
31461 * tree-complex.c (tree_lower_complex): Likewise.
31462 * vec.h (VEC_safe_grow_cleared): New.
31464 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31466 * c-common.c (c_common_nodes_and_builtins): Since variants of
31467 void_type_node get built before it is given a name, we need to
31468 give those variants the name, too.
31469 (complete_array_type): We need to work with the canonical main
31470 type of the array, from which we will build the qualified version.
31471 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31472 * print-tree.c (print_node): Display canonical type information
31474 * stor-layout.c (layout_type): When we don't know the
31475 alignment of a type for which we're building an array, we end up
31476 guessing wrong, so make the type require structural equality.
31477 * tree.c (make_node_stat): When we build a new type, it is its
31478 own canonical type.
31479 (build_type_attribute_qual_variant): When building an attribute
31480 variant, its canonical type is the non-attribute variant. However,
31481 if the attributes are target-dependent and they differ, we need to
31482 use structural equality checks for this type.
31483 (build_qualified_type): A qualified type is not equivalent to its
31484 unqualified variant; set the canonical type appropriately.
31485 (build_distinct_type_copy): When building a distinct type from
31486 another type, the new type is its own canonical type.
31487 (build_variant_type_copy): When building a new type variant, we
31488 assume that it is equivalent to the original type.
31489 (build_pointer_type_for_mode): When building a pointer type, also
31490 build a canonical type pointer.
31491 (build_reference_type_for_mode): When building a reference type,
31492 also build a canonical type reference.
31493 (build_index_type): When we can't hash an index type (e.g.,
31494 because its maximum value is negative), the index type requires
31495 structural equality tests.
31496 (build_array_type): Build the canonical form of an array type.
31497 (build_function_type): Function types require structural equality,
31498 because they contain default arguments, attributes, etc.
31499 (build_method_type_directly): Ditto for method types.
31500 (build_offset_type): Build the canonical offset type.
31501 (build_complex_type): Build the canonical vector type.
31502 (make_vector_type): Build the canonical vector type.
31503 * tree.h (TYPE_CANONICAL): New.
31504 (TYPE_STRUCTURAL_EQUALITY_P): New.
31505 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31506 (struct tree_type): Added "canonical" field.
31507 * params.h (VERIFY_CANONICAL_TYPES): New.
31508 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31509 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31510 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31511 * doc/invoke.texi (verify-canonical-types): Document --param
31512 parameter for verifying canonical types.
31514 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31516 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31517 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31518 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31519 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31521 * config/rs6000/e500.h: New.
31522 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31523 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31525 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31526 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31527 TARGET_E500_DOUBLE): Remove.
31528 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31529 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31530 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31531 * config/rs6000/rs6000.c (rs6000_override_options): Use
31532 CHECK_E500_OPTIONS.
31534 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31536 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31537 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31538 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31539 rs6000_emit_cmove): Don't check TARGET_E500.
31540 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31541 sordered): Don't check TARGET_E500.
31543 2007-01-01 Eric Christopher <echristo@apple.com>
31545 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31546 HARD_REGISTER_NUM_P.
31548 2007-01-01 Roger Sayle <roger@eyesopen.com>
31550 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31551 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31552 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31555 2007-01-01 Mike Stump <mrs@apple.com>
31557 * configure.ac: Remove support for building with Apple's gcc-3.1.
31559 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31561 PR middle-end/30311
31562 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31563 REG is a hard register. Do not modify REG before calling
31565 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31566 multiple of the size of YMODE for certain lowpart cases.
31568 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31570 PR middle-end/30253
31571 * gimplify (voidify_wrapper_expr): Update for
31572 GIMPLE_MODIFY_STMT.
31574 2007-01-01 Andreas Schwab <schwab@suse.de>
31577 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31578 save of BR0 in extra_spill_size instead of spill_size.
31579 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31581 (ia64_expand_epilogue): Restore BR0 from its new location.
31583 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31585 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31586 Use a temporary variable if the left hand side is not a gimple
31589 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31591 * gimplify.c (gimplify_return_expr): Make the temporary variable
31592 for the return expression, a gimple register variable.
31594 2007-01-01 Jan Hubicka <jh@suse.cz>
31596 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31599 2007-01-01 Mike Stump <mrs@apple.com>
31601 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31603 * config/darwin.c (machopic_select_rtx_section): Use
31604 HAVE_GAS_LITERAL16.
31605 (darwin_mergeable_constant_section): Likewise.
31606 * configure: Regenerate.
31607 * config.in: Regenerate.
31609 2007-01-01 Jan Hubicka <jh@suse.cz>
31610 Andrew Pinski <pinskia@gmail.com>
31612 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31613 before starting IPA passes.